/* ==========================================================================
   AFTERCLASS: MASTER DESIGN SYSTEM & THEME ARCHITECTURE
   ========================================================================== */

/* 1. Global Box-Sizing & CSS Reset */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* Custom Minimalist Scrollbars */
::-webkit-scrollbar {
  width: 5px;
  height: 5px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--border-hairline, rgba(255, 255, 255, 0.15));
  border-radius: 9999px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-tertiary, rgba(255, 255, 255, 0.3));
}

/* ==========================================================================
   2. CENTRALIZED THEME SYSTEM & SEMANTIC DESIGN TOKENS
   ========================================================================== */

/* 1. PURE PAPER LIGHT (Default: White & Black) */
:root,
[data-theme="mono-paper"],
[data-theme="paper"],
[data-theme="light"],
[data-theme="default"],
[data-theme="mtisep"],
[data-theme="official"] {
  /* Typography Tokens */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'SFMono-Regular', Menlo, Monaco, Consolas, monospace;

  /* Spacing Scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;

  /* Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 18px;
  --radius-full: 9999px;

  --bg-page: #FFFFFF;
  --bg-surface: #FFFFFF;
  --bg-subtle: #F5F5F5;
  --bg-hover: #EAEAEA;
  --bg-card: #FFFFFF;
  --bg-post: #FFFFFF;
  --bg-post-highlight: #F0F0F0;
  --bg-form: #FFFFFF;
  --bg-modal: #FFFFFF;
  --nav-bg: #FFFFFF;

  --text-main: #000000;
  --text-author: #000000;
  --text-animal: #333333;
  --text-date: #555555;
  --text-muted: #555555;
  --greentext: #000000;
  --accent-text: #FFFFFF;

  --border-post: #000000;
  --border-form: #000000;
  --border-color: #000000;
  --border-hairline: #000000;
  --border-subtle: #000000;
  --nav-border: #000000;

  /* Automatic Button Contrast Rule:
     SURFACE = WHITE (#FFFFFF) -> BUTTON = BLACK (#000000) BG + WHITE (#FFFFFF) TEXT */
  --btn-primary-bg: #000000;
  --btn-primary-text: #FFFFFF;
  --btn-primary-border: #000000;
  --btn-primary-hover-bg: #FFFFFF;
  --btn-primary-hover-text: #000000;
  --btn-primary-hover-border: #000000;

  --btn-secondary-bg: #FFFFFF;
  --btn-secondary-text: #000000;
  --btn-secondary-border: #000000;
  --btn-secondary-hover-bg: #000000;
  --btn-secondary-hover-text: #FFFFFF;
  --btn-secondary-hover-border: #000000;

  --btn-active-bg: #000000;
  --btn-active-text: #FFFFFF;
  --btn-active-border: #000000;

  --btn-submit: #000000;
  --btn-submit-hover: #FFFFFF;
  --btn-submit-text: #FFFFFF;
  --btn-submit-hover-text: #000000;

  /* Inputs (Seamless Background + Matching Text & Border) */
  --input-bg: #FFFFFF;
  --input-text: #000000;
  --input-placeholder: #666666;
  --input-border: #000000;
  --input-focus-border: #000000;

  --accent: #000000;
  --accent-hover: #333333;
  --accent-subtle: #F0F0F0;
  --online-status: #000000;
  --error-status: #000000;

  --host-banner-bg: #FFFFFF;
  --host-banner-border: #000000;
  --host-banner-text: #000000;

  --user-color-0: #000000;
  --user-color-1: #000000;
  --user-color-2: #000000;
  --user-color-3: #000000;
  --user-color-4: #000000;
  --user-color-5: #000000;
  --user-color-6: #000000;
  --user-color-7: #000000;
  --user-color-8: #000000;
  --user-color-9: #000000;
  --user-color-10: #000000;
  --user-color-11: #000000;
  --user-color-12: #000000;
  --user-color-13: #000000;
  --user-color-14: #000000;
  --user-color-15: #000000;
}

/* 3. NORDIC FOREST */
[data-theme="nordic-forest"] {
  --bg-page: #080C0A;
  --bg-surface: #101713;
  --bg-subtle: #17211C;
  --bg-hover: #202D27;
  --bg-card: #101713;
  --bg-post: #080C0A;
  --bg-post-highlight: #131C18;
  --bg-form: #101713;
  --bg-modal: #101713;
  --nav-bg: #080C0A;

  --text-main: #F2F5F3;
  --text-author: #FFFFFF;
  --text-animal: #8E9F96;
  --text-date: #66766D;
  --text-muted: #8E9F96;
  --greentext: #4ADE80;
  --accent-text: #080C0A;

  --border-post: #1D2A24;
  --border-form: #1D2A24;
  --border-color: #1D2A24;
  --border-hairline: rgba(242, 245, 243, 0.12);
  --border-subtle: #17211C;
  --nav-border: #1D2A24;

  --btn-primary-bg: #FFFFFF;
  --btn-primary-text: #080C0A;
  --btn-primary-border: #FFFFFF;
  --btn-primary-hover-bg: #080C0A;
  --btn-primary-hover-text: #FFFFFF;
  --btn-primary-hover-border: #FFFFFF;

  --btn-secondary-bg: #101713;
  --btn-secondary-text: #F2F5F3;
  --btn-secondary-border: #1D2A24;
  --btn-secondary-hover-bg: #17211C;
  --btn-secondary-hover-text: #FFFFFF;
  --btn-secondary-hover-border: #4ADE80;

  --btn-active-bg: #4ADE80;
  --btn-active-text: #080C0A;
  --btn-active-border: #4ADE80;

  --btn-submit: #FFFFFF;
  --btn-submit-hover: #080C0A;
  --btn-submit-text: #080C0A;
  --btn-submit-hover-text: #FFFFFF;

  --input-bg: #080C0A;
  --input-text: #F2F5F3;
  --input-placeholder: #66766D;
  --input-border: #1D2A24;
  --input-focus-border: #4ADE80;

  --accent: #4ADE80;
  --accent-hover: #86EFAC;
  --accent-subtle: rgba(74, 222, 128, 0.12);
  --online-status: #4ADE80;
  --error-status: #F87171;

  --host-banner-bg: #101713;
  --host-banner-border: #1D2A24;
  --host-banner-text: #F2F5F3;

  --user-color-0: #FFFFFF;
  --user-color-1: #F2F5F3;
  --user-color-2: #8E9F96;
  --user-color-3: #4ADE80;
  --user-color-4: #86EFAC;
  --user-color-5: #A7F3D0;
  --user-color-6: #E2E8F0;
  --user-color-7: #F2F5F3;
  --user-color-8: #FFFFFF;
  --user-color-9: #4ADE80;
  --user-color-10: #86EFAC;
  --user-color-11: #8E9F96;
  --user-color-12: #A7F3D0;
  --user-color-13: #F2F5F3;
  --user-color-14: #8E9F96;
  --user-color-15: #FFFFFF;
}

/* 6. DRACULA OBSIDIAN */
[data-theme="dracula-obsidian"],
[data-theme="dracula"] {
  --bg-page: #0B0914;
  --bg-surface: #131020;
  --bg-subtle: #1D1830;
  --bg-hover: #282142;
  --bg-card: #131020;
  --bg-post: #0B0914;
  --bg-post-highlight: #171326;
  --bg-form: #131020;
  --bg-modal: #131020;
  --nav-bg: #0B0914;

  --text-main: #F8F7FF;
  --text-author: #FFFFFF;
  --text-animal: #A79CC4;
  --text-date: #736791;
  --text-muted: #A79CC4;
  --greentext: #A78BFA;
  --accent-text: #0B0914;

  --border-post: #2A243D;
  --border-form: #2A243D;
  --border-color: #2A243D;
  --border-hairline: rgba(248, 247, 255, 0.12);
  --border-subtle: #1D1830;
  --nav-border: #2A243D;

  --btn-primary-bg: #FFFFFF;
  --btn-primary-text: #0B0914;
  --btn-primary-border: #FFFFFF;
  --btn-primary-hover-bg: #0B0914;
  --btn-primary-hover-text: #FFFFFF;
  --btn-primary-hover-border: #FFFFFF;

  --btn-secondary-bg: #131020;
  --btn-secondary-text: #F8F7FF;
  --btn-secondary-border: #2A243D;
  --btn-secondary-hover-bg: #1D1830;
  --btn-secondary-hover-text: #FFFFFF;
  --btn-secondary-hover-border: #A78BFA;

  --btn-active-bg: #A78BFA;
  --btn-active-text: #0B0914;
  --btn-active-border: #A78BFA;

  --btn-submit: #FFFFFF;
  --btn-submit-hover: #0B0914;
  --btn-submit-text: #0B0914;
  --btn-submit-hover-text: #FFFFFF;

  --input-bg: #0B0914;
  --input-text: #F8F7FF;
  --input-placeholder: #736791;
  --input-border: #2A243D;
  --input-focus-border: #A78BFA;

  --accent: #A78BFA;
  --accent-hover: #C4B5FD;
  --accent-subtle: rgba(167, 139, 250, 0.12);
  --online-status: #A78BFA;
  --error-status: #F87171;

  --host-banner-bg: #131020;
  --host-banner-border: #2A243D;
  --host-banner-text: #F8F7FF;

  --user-color-0: #FFFFFF;
  --user-color-1: #F8F7FF;
  --user-color-2: #A79CC4;
  --user-color-3: #A78BFA;
  --user-color-4: #C4B5FD;
  --user-color-5: #DDD6FE;
  --user-color-6: #F472B6;
  --user-color-7: #F8F7FF;
  --user-color-8: #FFFFFF;
  --user-color-9: #A78BFA;
  --user-color-10: #C4B5FD;
  --user-color-11: #A79CC4;
  --user-color-12: #DDD6FE;
  --user-color-13: #F8F7FF;
  --user-color-14: #A79CC4;
  --user-color-15: #FFFFFF;
}

/* 7. ARCHITECT CEMENT */
[data-theme="architect-cement"] {
  --bg-page: #141416;
  --bg-surface: #1B1B1E;
  --bg-subtle: #242429;
  --bg-hover: #2F2F36;
  --bg-card: #1B1B1E;
  --bg-post: #141416;
  --bg-post-highlight: #1F1F24;
  --bg-form: #1B1B1E;
  --bg-modal: #1B1B1E;
  --nav-bg: #141416;

  --text-main: #FFFFFF;
  --text-author: #FFFFFF;
  --text-animal: #A0A0AA;
  --text-date: #71717A;
  --text-muted: #A0A0AA;
  --greentext: #E4E4E7;
  --accent-text: #141416;

  --border-post: #3A3A42;
  --border-form: #3A3A42;
  --border-color: #3A3A42;
  --border-hairline: rgba(255, 255, 255, 0.15);
  --border-subtle: #242429;
  --nav-border: #3A3A42;

  --btn-primary-bg: #FFFFFF;
  --btn-primary-text: #141416;
  --btn-primary-border: #FFFFFF;
  --btn-primary-hover-bg: #141416;
  --btn-primary-hover-text: #FFFFFF;
  --btn-primary-hover-border: #FFFFFF;

  --btn-secondary-bg: #1B1B1E;
  --btn-secondary-text: #FFFFFF;
  --btn-secondary-border: #3A3A42;
  --btn-secondary-hover-bg: #242429;
  --btn-secondary-hover-text: #FFFFFF;
  --btn-secondary-hover-border: #FFFFFF;

  --btn-active-bg: #FFFFFF;
  --btn-active-text: #141416;
  --btn-active-border: #FFFFFF;

  --btn-submit: #FFFFFF;
  --btn-submit-hover: #141416;
  --btn-submit-text: #141416;
  --btn-submit-hover-text: #FFFFFF;

  --input-bg: #141416;
  --input-text: #FFFFFF;
  --input-placeholder: #71717A;
  --input-border: #3A3A42;
  --input-focus-border: #FFFFFF;

  --accent: #FFFFFF;
  --accent-hover: #E4E4E7;
  --accent-subtle: rgba(255, 255, 255, 0.1);
  --online-status: #FFFFFF;
  --error-status: #EF4444;

  --host-banner-bg: #1B1B1E;
  --host-banner-border: #3A3A42;
  --host-banner-text: #FFFFFF;

  --user-color-0: #FFFFFF;
  --user-color-1: #F4F4F5;
  --user-color-2: #E4E4E7;
  --user-color-3: #D4D4D8;
  --user-color-4: #A1A1AA;
  --user-color-5: #71717A;
  --user-color-6: #FFFFFF;
  --user-color-7: #F4F4F5;
  --user-color-8: #E4E4E7;
  --user-color-9: #D4D4D8;
  --user-color-10: #A1A1AA;
  --user-color-11: #71717A;
  --user-color-12: #FFFFFF;
  --user-color-13: #F4F4F5;
  --user-color-14: #E4E4E7;
  --user-color-15: #FFFFFF;
}

/* 5. VINTAGE SEPIA */
[data-theme="vintage-sepia"],
[data-theme="sepia"],
[data-theme="vintage"],
[data-theme="parchment"] {
  --bg-page: #F4EFEA;
  --bg-surface: #EAE1D6;
  --bg-subtle: #E2D7CA;
  --bg-hover: #DACDC0;
  --bg-card: #EAE1D6;
  --bg-post: #F4EFEA;
  --bg-post-highlight: #EAE1D6;
  --bg-form: #EAE1D6;
  --bg-modal: #EAE1D6;
  --nav-bg: #F4EFEA;

  --text-main: #3D2C1D;
  --text-author: #20150D;
  --text-animal: #7C6853;
  --text-date: #8C7661;
  --text-muted: #7C6853;
  --greentext: #5C4C3B;
  --accent-text: #FFFFFF;

  --border-post: #D5C7B6;
  --border-form: #D5C7B6;
  --border-color: #D5C7B6;
  --border-hairline: rgba(140, 90, 43, 0.2);
  --border-subtle: #E2D7CA;
  --nav-border: #D5C7B6;

  --btn-primary-bg: #8C5A2B;
  --btn-primary-text: #FFFFFF;
  --btn-primary-border: #8C5A2B;
  --btn-primary-hover-bg: #F4EFEA;
  --btn-primary-hover-text: #8C5A2B;
  --btn-primary-hover-border: #8C5A2B;

  --btn-secondary-bg: #EAE1D6;
  --btn-secondary-text: #3D2C1D;
  --btn-secondary-border: #D5C7B6;
  --btn-secondary-hover-bg: #8C5A2B;
  --btn-secondary-hover-text: #FFFFFF;
  --btn-secondary-hover-border: #8C5A2B;

  --btn-active-bg: #8C5A2B;
  --btn-active-text: #FFFFFF;
  --btn-active-border: #8C5A2B;

  --btn-submit: #8C5A2B;
  --btn-submit-hover: #70441E;
  --btn-submit-text: #FFFFFF;
  --btn-submit-hover-text: #FFFFFF;

  --input-bg: #F4EFEA;
  --input-text: #3D2C1D;
  --input-placeholder: #7C6853;
  --input-border: #D5C7B6;
  --input-focus-border: #8C5A2B;

  --accent: #8C5A2B;
  --accent-hover: #70441E;
  --accent-subtle: rgba(140, 90, 43, 0.12);
  --online-status: #15803D;
  --error-status: #DC2626;

  --host-banner-bg: #EAE1D6;
  --host-banner-border: #D5C7B6;
  --host-banner-text: #20150D;

  --user-color-0: #991B1B;
  --user-color-1: #0369A1;
  --user-color-2: #8C5A2B;
  --user-color-3: #6D28D9;
  --user-color-4: #0F766E;
  --user-color-5: #3D2C1D;
  --user-color-6: #475569;
  --user-color-7: #4338CA;
  --user-color-8: #047857;
  --user-color-9: #15803D;
  --user-color-10: #7E22CE;
  --user-color-11: #C2410C;
  --user-color-12: #0369A1;
  --user-color-13: #0E7490;
  --user-color-14: #8C5A2B;
  --user-color-15: #BE185D;
}

/* 6. WARM CREAM */
[data-theme="warm-cream"],
[data-theme="warm-paper"] {
  --bg-page: #FAF7F2;
  --bg-surface: #F2EDE4;
  --bg-subtle: #EBE4D8;
  --bg-hover: #E3DACB;
  --bg-card: #F2EDE4;
  --bg-post: #FAF7F2;
  --bg-post-highlight: #F2EDE4;
  --bg-form: #F2EDE4;
  --bg-modal: #F2EDE4;
  --nav-bg: #FAF7F2;

  --text-main: #2D261E;
  --text-author: #1C1712;
  --text-animal: #6E6152;
  --text-date: #827464;
  --text-muted: #6E6152;
  --greentext: #52473B;
  --accent-text: #FFFFFF;

  --border-post: #DFD5C4;
  --border-form: #DFD5C4;
  --border-color: #DFD5C4;
  --border-hairline: rgba(92, 75, 60, 0.15);
  --border-subtle: #EBE4D8;
  --nav-border: #DFD5C4;

  --btn-primary-bg: #4A3B2C;
  --btn-primary-text: #FFFFFF;
  --btn-primary-border: #4A3B2C;
  --btn-primary-hover-bg: #FAF7F2;
  --btn-primary-hover-text: #4A3B2C;
  --btn-primary-hover-border: #4A3B2C;

  --btn-secondary-bg: #F2EDE4;
  --btn-secondary-text: #2D261E;
  --btn-secondary-border: #DFD5C4;
  --btn-secondary-hover-bg: #4A3B2C;
  --btn-secondary-hover-text: #FFFFFF;
  --btn-secondary-hover-border: #4A3B2C;

  --btn-active-bg: #4A3B2C;
  --btn-active-text: #FFFFFF;
  --btn-active-border: #4A3B2C;

  --btn-submit: #4A3B2C;
  --btn-submit-hover: #33281E;
  --btn-submit-text: #FFFFFF;
  --btn-submit-hover-text: #FFFFFF;

  --input-bg: #FAF7F2;
  --input-text: #2D261E;
  --input-placeholder: #827464;
  --input-border: #DFD5C4;
  --input-focus-border: #4A3B2C;

  --accent: #4A3B2C;
  --accent-hover: #33281E;
  --accent-subtle: rgba(92, 75, 60, 0.12);
  --online-status: #15803D;
  --error-status: #DC2626;

  --host-banner-bg: #F2EDE4;
  --host-banner-border: #DFD5C4;
  --host-banner-text: #1C1712;

  --user-color-0: #991B1B;
  --user-color-1: #0369A1;
  --user-color-2: #4A3B2C;
  --user-color-3: #6D28D9;
  --user-color-4: #0F766E;
  --user-color-5: #2D261E;
  --user-color-6: #475569;
  --user-color-7: #4338CA;
  --user-color-8: #047857;
  --user-color-9: #15803D;
  --user-color-10: #7E22CE;
  --user-color-11: #C2410C;
  --user-color-12: #0369A1;
  --user-color-13: #0E7490;
  --user-color-14: #4A3B2C;
  --user-color-15: #BE185D;
}

/* User Color Classes */
.user-color-0 { color: var(--user-color-0) !important; }
.user-color-1 { color: var(--user-color-1) !important; }
.user-color-2 { color: var(--user-color-2) !important; }
.user-color-3 { color: var(--user-color-3) !important; }
.user-color-4 { color: var(--user-color-4) !important; }
.user-color-5 { color: var(--user-color-5) !important; }
.user-color-6 { color: var(--user-color-6) !important; }
.user-color-7 { color: var(--user-color-7) !important; }
.user-color-8 { color: var(--user-color-8) !important; }
.user-color-9 { color: var(--user-color-9) !important; }
.user-color-10 { color: var(--user-color-10) !important; }
.user-color-11 { color: var(--user-color-11) !important; }
.user-color-12 { color: var(--user-color-12) !important; }
.user-color-13 { color: var(--user-color-13) !important; }
.user-color-14 { color: var(--user-color-14) !important; }
.user-color-15 { color: var(--user-color-15) !important; }

/* Responsive Visibility Utility Classes */
@media (min-width: 769px) {
  .desktop-only {
    display: inline-flex !important;
  }
  .mobile-only {
    display: none !important;
  }
  .menu-tree-node.mobile-only,
  .hamburger-dropdown #node-tree-groups,
  #hamburger-item-groups {
    display: none !important;
  }
}

@media (max-width: 768px) {
  .desktop-only,
  #btn-my-groups-desktop,
  #btn-topbar-download-app-desktop,
  #theme-menu-wrapper {
    display: none !important;
  }
  .mobile-only {
    display: block !important;
  }
  .menu-tree-node.mobile-only {
    display: block !important;
  }
  .hamburger-divider.mobile-only {
    display: block !important;
  }
  /* In phone view, remove Public Board back button from group chatting topbar */
  .btn-room-action.btn-back-public,
  #btn-back-to-public {
    display: none !important;
  }
}

/* ==========================================================================
   3. GLOBAL BASE & TYPOGRAPHY
   ========================================================================== */

html {
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
}

body {
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

/* Universal ease-in-out transitions across all interactive elements */
*, *::before, *::after {
  transition-timing-function: ease-in-out;
}

button, a, input, select, textarea, .chat-box, .btn-top, .btn-bottom-send, .btn-start-dm, .theme-option-card, .menu-tree-header, .tab-btn, .room-tab, .user-group-card {
  transition-timing-function: ease-in-out !important;
}

/* SVG Icon Helper */
.ui-icon {
  display: inline-block;
  vertical-align: middle;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
  fill: none;
  flex-shrink: 0;
}
.ui-icon-xs { width: 14px; height: 14px; }
.ui-icon-sm { width: 16px; height: 16px; }
.ui-icon-md { width: 20px; height: 20px; }
.ui-icon-lg { width: 24px; height: 24px; }

/* ==========================================================================
   4. TOP NAVIGATION BAR (Asymmetric Editorial Command Bar)
   ========================================================================== */

.sticky-top-header {
  position: relative !important;
  top: auto !important;
  left: auto !important;
  right: auto !important;
  width: 100% !important;
  flex-shrink: 0;
  z-index: 9999 !important;
  background: var(--nav-bg) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-bottom: 1px solid var(--nav-border) !important;
  box-shadow: none !important;
  box-sizing: border-box !important;
  height: 64px !important;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  height: 64px;
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  gap: 16px;
  box-sizing: border-box;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: 16px;
}

.board-nav-link {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: 21px;
  letter-spacing: -0.03em;
  color: var(--text-main);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: opacity 0.15s ease-in-out;
}

.board-nav-link:hover {
  opacity: 0.85;
}

.online-counter {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--text-main);
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.online-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--online-status);
  box-shadow: none;
  display: inline-block;
  animation: pulse-live 2s infinite;
}

@keyframes pulse-live {
  0% { transform: scale(0.95); opacity: 0.6; }
  50% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.6; }
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: nowrap;
}

/* Button & Pill Elements */
.btn-top {
  background-color: var(--btn-secondary-bg);
  border: 1px solid var(--btn-secondary-border);
  color: var(--btn-secondary-text);
  padding: 0 16px;
  height: 40px;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  border-radius: 9999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease-in-out;
  line-height: 1;
  white-space: nowrap;
  box-sizing: border-box;
}

.btn-top:hover {
  background-color: var(--btn-secondary-hover-bg);
  border-color: var(--btn-secondary-hover-border);
  color: var(--btn-secondary-hover-text);
}

.btn-top:hover svg {
  color: var(--btn-secondary-hover-text);
}

.btn-top:active {
  transform: scale(0.98);
}

.btn-top.active,
.btn-host-tab-nav.active {
  background: var(--btn-active-bg) !important;
  color: var(--btn-active-text) !important;
  border-color: var(--btn-active-border) !important;
  font-weight: 700 !important;
}

.btn-top.active svg,
.btn-host-tab-nav.active svg {
  color: var(--btn-active-text) !important;
}

/* Find Someone Radar Button */
.btn-find-someone {
  background-color: var(--btn-secondary-bg);
  border: 1px solid var(--btn-secondary-border);
  color: var(--btn-secondary-text);
  border-radius: 9999px;
  height: 40px;
  padding: 0 16px;
  font-size: 13.5px;
  font-weight: 600;
  gap: 8px;
  position: relative;
  overflow: hidden;
  transition: all 0.2s ease-in-out;
}

.btn-find-someone svg {
  color: var(--btn-secondary-text);
  width: 17px;
  height: 17px;
}

.btn-find-someone:hover {
  border-color: var(--btn-secondary-hover-border);
  background-color: var(--btn-secondary-hover-bg);
  color: var(--btn-secondary-hover-text);
  box-shadow: none;
}

.btn-find-someone:hover svg {
  color: var(--btn-secondary-hover-text);
}

/* Active 1-on-1 Direct Chat Tab */
.btn-direct-chat-tab {
  background-color: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: #10b981;
  border-radius: 9999px;
  height: 40px;
  padding: 0 14px;
  font-size: 13.5px;
  font-weight: 600;
  gap: 7px;
  position: relative;
  overflow: visible;
  transition: all 0.2s ease-in-out;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
}

.btn-direct-chat-tab.active {
  background-color: #10b981;
  border-color: #10b981;
  color: #000000;
  font-weight: 700;
}

.btn-direct-chat-tab.active svg {
  color: #000000;
}

.btn-direct-chat-tab:hover {
  border-color: #10b981;
  background-color: rgba(16, 185, 129, 0.22);
}

.btn-direct-chat-tab.active:hover {
  background-color: #059669;
  border-color: #059669;
  color: #ffffff;
}

.direct-pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 6px #10b981;
  animation: pulse-direct 2s infinite ease-in-out;
  flex-shrink: 0;
}

@keyframes pulse-direct {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.direct-unread-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9999px;
  background-color: #ef4444;
  color: #ffffff;
  font-size: 11px;
  font-weight: 700;
  line-height: 1;
}

.direct-chat-ended-notice {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 24px 16px;
  margin: 16px auto;
  max-width: 500px;
  text-align: center;
  background: rgba(239, 68, 68, 0.08);
  border: 1px dashed rgba(239, 68, 68, 0.4);
  border-radius: 12px;
  color: var(--text-main);
}

.direct-chat-ended-notice svg {
  color: #ef4444;
  width: 32px;
  height: 32px;
}

.direct-chat-ended-title {
  font-size: 15px;
  font-weight: 700;
  color: #ef4444;
}

.direct-chat-ended-desc {
  font-size: 13px;
  color: var(--text-muted);
}


/* Anonymous Identity Pill */
.my-identity-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  padding: 4px 16px 4px 6px;
  height: 40px;
  border-radius: 9999px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  box-sizing: border-box;
}

.my-identity-badge:hover {
  background: var(--bg-hover);
  border-color: var(--border-hairline);
}

.my-identity-badge img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 1.5px solid var(--border-post);
}

/* Campus Groups Hub Button */
.btn-my-groups {
  background: var(--bg-surface);
  color: var(--text-main);
  border: 1px solid var(--border-post);
  font-size: 13.5px;
  font-weight: 600;
  gap: 8px;
  border-radius: 9999px;
  height: 40px;
  padding: 0 16px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  transition: all 0.15s ease-in-out;
  box-sizing: border-box;
}

.btn-my-groups:hover {
  background: var(--bg-hover);
  border-color: var(--border-hairline);
}

/* ==========================================================================
   5. DROPDOWNS & COMMAND DRAWERS
   ========================================================================== */

.theme-menu-wrapper,
.hamburger-menu-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
}

.theme-dropdown,
.hamburger-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  width: 280px;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-md);
  z-index: 10000;
  padding: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  animation: menu-slide-in 0.15s ease-in-out;
}

@keyframes menu-slide-in {
  from { opacity: 0; transform: translateY(-4px); }
  to { opacity: 1; transform: translateY(0); }
}

.theme-dropdown-header,
.hamburger-section-label {
  font-size: 10.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  padding: 6px 10px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  gap: 6px;
}

.theme-options-grid {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.theme-option-card {
  width: 100%;
  display: flex;
  align-items: center;
  padding: 10px 12px;
  background: var(--bg-card);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-sm);
  cursor: pointer;
  text-align: left;
  color: var(--text-main);
  font-size: 12.5px;
  transition: all 0.2s ease-in-out;
  box-sizing: border-box;
}

.theme-option-card:hover {
  background: var(--bg-hover);
  border-color: var(--border-hairline);
  transform: translateX(3px);
}

.theme-option-card.active {
  border-color: var(--accent);
  box-shadow: 0 0 0 1px var(--accent);
  background: var(--bg-hover);
}

.theme-card-top-row {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
}

.theme-swatch {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  flex-shrink: 0;
  display: inline-block;
}

.theme-name {
  flex: 1;
  font-weight: 600;
  font-size: 13px;
}

.theme-badge-glow {
  font-size: 9.5px;
  padding: 2px 6px;
  border-radius: var(--radius-xs);
  background: var(--bg-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border-post);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.btn-implement-theme:hover {
  background: var(--btn-primary-hover-bg);
  color: var(--btn-primary-hover-text);
  border-color: var(--btn-primary-hover-border);
}

.btn-hamburger {
  width: 40px;
  height: 40px;
  padding: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease-in-out;
  box-sizing: border-box;
}

.btn-hamburger:hover {
  background: var(--bg-hover);
  border-color: var(--border-hairline);
}

.btn-hamburger svg {
  width: 20px;
  height: 20px;
}

.hamburger-item {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 9px 12px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 13.5px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  text-decoration: none;
  box-sizing: border-box;
  transition: all 0.15s ease-in-out;
}

.hamburger-item:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.hamburger-item-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-main);
  flex-shrink: 0;
}

.hamburger-item-text {
  flex: 1;
}

.hamburger-divider {
  height: 1px;
  background: var(--border-subtle);
  margin: 6px 0;
}

/* Hamburger Tree Menu Accordion */
.menu-tree-node {
  margin-bottom: 3px;
}

.menu-tree-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 10px;
  background: transparent;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--text-muted);
  font-size: 11.5px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  transition: background 0.15s ease-in-out, color 0.15s ease-in-out;
  user-select: none;
  -webkit-tap-highlight-color: transparent;
}

.menu-tree-header:hover,
.menu-tree-header:active {
  background: var(--bg-hover);
  color: var(--text-main);
}

.menu-tree-title {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.menu-tree-chevron {
  font-size: 12px;
  line-height: 1;
  transition: transform 0.2s ease-in-out;
  display: inline-block;
  color: var(--text-muted);
}

.menu-tree-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 2px;
}

.menu-tree-content.collapsed {
  display: none !important;
}

.menu-tree-badge {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 9999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-muted);
  font-weight: 600;
  margin-left: 4px;
}

.hamburger-item.hamburger-item-active {
  background: var(--bg-hover);
  color: var(--accent);
  font-weight: 600;
}

.hamburger-item.hamburger-item-active .hamburger-item-icon {
  background: var(--accent-light, rgba(255, 255, 255, 0.1));
  border-color: var(--accent);
  color: var(--accent);
}

.hamburger-groups-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
  max-height: 220px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  margin-top: 2px;
  padding-top: 4px;
  border-top: 1px dashed var(--border-subtle);
}

.hamburger-group-item {
  padding: 7px 10px;
}

/* ==========================================================================
   6. 3-WAY COORDINATED VIEWPORT LAYOUT SYSTEM (300ms EASE-IN-OUT)
   ========================================================================== */

html {
  height: 100%;
  overflow: hidden;
}

body {
  background-color: var(--bg-page);
  color: var(--text-main);
  font-family: var(--font-sans);
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
}

.app-layout-grid {
  display: grid;
  grid-template-columns: 240px 0px minmax(0, 1fr) 340px;
  flex: 1 1 auto;
  height: auto;
  min-height: 0;
  width: 100%;
  max-width: 100vw;
  box-sizing: border-box;
  overflow: hidden;
  transition: grid-template-columns 300ms ease-in-out;
}

.app-layout-grid.has-secondary-nav {
  grid-template-columns: 240px 260px minmax(0, 1fr) 0px;
}

/* 1. Left Navigation Sidebar */
.app-left-sidebar {
  height: 100%;
  overflow-y: auto;
  padding: 4px 12px 20px 12px;
  border-right: 1px solid var(--border-post);
  background: var(--bg-page);
  display: flex;
  flex-direction: column;
  gap: 22px;
  box-sizing: border-box;
  width: 240px;
}

.sidebar-section {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.sidebar-section-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--text-main);
  padding: 6px 12px 2px 12px;
}

.sidebar-section-header .ui-icon,
.sidebar-section-header svg {
  width: 17px !important;
  height: 17px !important;
  stroke-width: 2.2;
  color: var(--text-main);
}

.sidebar-nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.sidebar-nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 14px;
  border-radius: 9999px; /* Capsule pill */
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-main);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease-in-out;
  box-sizing: border-box;
  line-height: 1.3;
}

.sidebar-nav-item:hover {
  background: var(--btn-secondary-hover-bg);
  color: var(--btn-secondary-hover-text);
  border-color: var(--btn-secondary-hover-border);
}

.sidebar-nav-item:hover .sidebar-item-icon {
  color: var(--btn-secondary-hover-text);
}

.sidebar-nav-item.active {
  background: var(--btn-active-bg) !important;
  color: var(--btn-active-text) !important;
  font-weight: 700 !important;
  border-color: var(--btn-active-border) !important;
}

.sidebar-nav-item.active .sidebar-item-icon {
  color: var(--btn-active-text) !important;
}

.sidebar-item-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  color: var(--text-main);
  transition: color 0.2s ease-in-out;
}

.sidebar-item-icon svg,
.sidebar-item-icon .ui-icon {
  width: 15px !important;
  height: 15px !important;
  stroke-width: 1.8;
}

.sidebar-item-label {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 13px;
  font-weight: inherit;
}

/* 1B. Secondary Groups Navigation Sidebar */
.app-secondary-sidebar {
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 0;
  width: 0;
  opacity: 0;
  visibility: hidden;
  border-right: 0 solid var(--border-post);
  background: var(--bg-surface);
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-sizing: border-box;
  transition: width 300ms ease-in-out, opacity 300ms ease-in-out, padding 300ms ease-in-out, visibility 300ms ease-in-out, border-width 300ms ease-in-out;
}

.app-layout-grid.has-secondary-nav .app-secondary-sidebar {
  width: 260px;
  opacity: 1;
  visibility: visible;
  padding: 4px 14px 20px 14px;
  border-right: 1px solid var(--border-post);
}

.secondary-sidebar-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.secondary-sidebar-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.secondary-sidebar-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 17px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.secondary-sidebar-title .ui-icon,
.secondary-sidebar-title svg {
  width: 17px !important;
  height: 17px !important;
  stroke-width: 2.2;
}

.secondary-sidebar-close {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease-in-out;
}

.secondary-sidebar-close:hover {
  background: var(--bg-hover);
  color: var(--text-main);
  border-color: var(--border-hairline);
}

.btn-secondary-create-group {
  width: 100%;
  height: 38px;
  border-radius: 9999px;
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border: 1px solid var(--btn-primary-border);
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  box-sizing: border-box;
}

.btn-secondary-create-group:hover {
  background: var(--btn-primary-hover-bg);
  color: var(--btn-primary-hover-text);
  border-color: var(--btn-primary-hover-border);
}

.btn-create-plus {
  font-size: 16px;
  line-height: 1;
  font-weight: 800;
}

.secondary-sidebar-content {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.secondary-section-label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 4px 8px;
}

.secondary-badge-count {
  font-size: 10px;
  padding: 1px 6px;
  border-radius: 9999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-muted);
}

.secondary-groups-nav-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.secondary-group-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border-radius: 9999px;
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-main);
  font-size: 12.5px;
  font-weight: 500;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease-in-out;
  box-sizing: border-box;
}

.secondary-group-item:hover {
  background: var(--btn-secondary-hover-bg);
  color: var(--btn-secondary-hover-text);
  border-color: var(--btn-secondary-hover-border);
}

.secondary-group-item:hover .group-nav-dot {
  color: var(--btn-secondary-hover-text);
}

.secondary-group-item:hover .group-nav-badge {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border-color: var(--btn-primary-border);
}

.secondary-group-item.active {
  background: var(--btn-active-bg) !important;
  color: var(--btn-active-text) !important;
  font-weight: 700 !important;
  border-color: var(--btn-active-border) !important;
}

.secondary-group-item.active .group-nav-dot {
  color: var(--btn-active-text) !important;
}

.secondary-group-item.active .group-nav-badge {
  background: var(--btn-primary-hover-bg) !important;
  color: var(--btn-primary-hover-text) !important;
  border-color: var(--btn-primary-hover-border) !important;
}

.group-nav-main {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
  flex: 1;
}

.group-nav-dot {
  font-size: 12px;
  color: var(--text-muted);
  flex-shrink: 0;
}

.group-nav-label {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.group-nav-badge {
  font-size: 10px;
  font-weight: 600;
  padding: 2px 6px;
  border-radius: 9999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-date);
  white-space: nowrap;
  flex-shrink: 0;
}

/* 2. Center Conversation Feed Column */
.app-main-content {
  display: flex;
  flex-direction: column;
  min-width: 0;
  height: 100%;
  width: 100%;
  box-sizing: border-box;
  background: var(--bg-page);
  overflow-y: auto;
  overflow-x: hidden;
  transition: width 300ms ease-in-out;
}

.board-header {
  text-align: left;
  padding: 8px 28px 8px 28px;
  width: 100%;
  max-width: 100%;
  margin: 0;
  box-sizing: border-box;
}

.board-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.025em;
  color: var(--text-main);
  margin: 0;
  line-height: 1.2;
}

.board-subtitle {
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  margin-top: 4px;
  letter-spacing: 0.01em;
  line-height: 1.4;
}

.main-wrapper {
  width: 100%;
  max-width: 100%;
  margin: 0;
  padding: 0 28px 120px 28px;
  box-sizing: border-box;
  flex: 1;
}

/* 3. Right Info & Guidelines Sidebar */
.app-right-sidebar {
  height: 100%;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 4px 18px 24px 18px;
  width: 340px;
  opacity: 1;
  visibility: visible;
  border-left: 1px solid var(--border-post);
  background: var(--bg-page);
  display: flex;
  flex-direction: column;
  gap: 16px;
  box-sizing: border-box;
  transition: width 300ms ease-in-out, opacity 300ms ease-in-out, padding 300ms ease-in-out, visibility 300ms ease-in-out, border-width 300ms ease-in-out;
}

.app-layout-grid.has-secondary-nav .app-right-sidebar {
  width: 0;
  opacity: 0;
  visibility: hidden;
  padding: 0;
  border-left: 0 solid var(--border-post);
  pointer-events: none;
}

.right-panel-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: 16px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  box-sizing: border-box;
}

.profile-card-sidebar {
  transition: all 0.2s ease-in-out;
}

.profile-card-sidebar:hover {
  background: var(--bg-hover);
  border-color: var(--border-hairline);
}

.sidebar-profile-header {
  display: flex;
  align-items: center;
  gap: 12px;
}

.sidebar-user-dp {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--border-post);
  flex-shrink: 0;
}

.sidebar-user-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.sidebar-user-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-user-status {
  font-size: 11.5px;
  color: var(--text-muted);
}

.sidebar-profile-action {
  display: flex;
  justify-content: flex-end;
  margin-top: 4px;
}

.btn-capsule-sm {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 9999px;
  background: var(--btn-secondary-bg);
  border: 1px solid var(--btn-secondary-border);
  color: var(--btn-secondary-text);
  display: inline-flex;
  align-items: center;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
}

.btn-capsule-sm:hover {
  background: var(--btn-secondary-hover-bg);
  color: var(--btn-secondary-hover-text);
  border-color: var(--btn-secondary-hover-border);
}

/* Online Users List Section */
.sidebar-online-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
  width: 100%;
  padding-top: 8px;
}

.sidebar-online-heading {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.02em;
  margin: 0 0 10px 0;
}

.online-users-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  width: 100%;
}

.online-user-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 6px 10px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-main);
  cursor: pointer;
  transition: background-color 0.15s ease-in-out, opacity 0.15s ease-in-out, transform 0.15s ease-in-out;
}

.online-user-row:hover {
  background: var(--bg-hover);
  transform: translateX(2px);
}

.online-user-avatar-wrap {
  position: relative;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.online-user-avatar-img {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  object-fit: cover;
  border: 1.5px solid var(--border-post);
  display: block;
  background: var(--bg-surface);
}

.online-user-status-dot {
  position: absolute;
  bottom: -1px;
  right: -1px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
  border: 1.5px solid var(--bg-page);
}

.online-bullet {
  font-size: 9px;
  line-height: 1;
  color: var(--text-main);
  opacity: 0.85;
}

.online-user-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  font-size: 13.5px;
  font-weight: 600;
  flex: 1;
}

.online-tag-you {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  opacity: 0.85;
  margin-left: 4px;
}

.sidebar-badge-pill {
  font-size: 11px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 9999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-muted);
}

.right-card-list {
  padding-left: 18px;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Announcement Banner */
.announcement-wrapper {
  width: 100%;
  margin-bottom: 12px;
}

.announcement-banner {
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-left: 3px solid #ffffff;
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-main);
}

.announcement-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
}

/* Private Room Banner */
.private-room-banner {
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-left: 3px solid #ffffff;
  border-radius: 14px;
  padding: 12px 16px;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.private-room-meta {
  display: flex;
  align-items: center;
  gap: 10px;
}

.private-room-lock-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 9999px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-main);
  flex-shrink: 0;
}

.private-room-title {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
}

.private-room-members {
  font-size: 12px;
  color: var(--text-muted);
}

.private-room-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}

.btn-room-action {
  background-color: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-main);
  padding: 5px 14px;
  border-radius: 9999px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  transition: all 0.12s ease-in-out;
}

.btn-room-action:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-hairline);
}

.btn-leave-room {
  color: var(--text-main);
  border-color: var(--border-post);
}

.btn-leave-room:hover {
  background-color: var(--bg-hover);
  border-color: var(--border-hairline);
}

.private-room-banner .btn-customize-group,
.private-room-banner .btn-exit-room,
.private-room-banner .btn-lock-10d,
.private-room-banner #room-persistent-badge,
.private-room-banner #room-premium-badge {
  display: none !important;
}

.btn-delete-room {
  color: #ef4444 !important;
  border-color: rgba(239, 68, 68, 0.4) !important;
}

.btn-delete-room:hover {
  background-color: rgba(239, 68, 68, 0.15) !important;
  border-color: #ef4444 !important;
}

/* ==========================================================================
   7. MAIN EDITORIAL MESSAGE STREAM
   ========================================================================== */

.posts-stream-container {
  display: flex;
  flex-direction: column;
  width: 100%;
}

.posts-stream {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
  max-width: 100%;
  margin: 0 auto;
  box-sizing: border-box;
  padding: 4px 0 28px 0;
}

/* Message item: Flat, unboxed editorial discussion feed */
.chat-box {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  position: relative;
  width: 100% !important;
  max-width: 100% !important;
  min-width: 0 !important;
  box-sizing: border-box;
  padding: 6px 10px !important;
  word-break: break-word;
  overflow-wrap: anywhere;
  border-radius: 8px !important;
  border: none !important;
  background: transparent !important;
  box-shadow: none !important;
  margin: 0 !important;
  align-self: stretch !important;
  flex-direction: row !important;
  transition: background-color 0.15s ease-in-out, opacity 0.15s ease-in-out;
}

.chat-box:hover {
  background: var(--bg-hover) !important;
}

/* Incoming / Other User Messages (Left-Aligned like WhatsApp) */
.chat-box.is-other-message:not(.is-system-post):not(.is-reply-item),
.chat-box:not(.is-my-message):not(.is-system-post):not(.is-reply-item) {
  align-self: flex-start !important;
  margin-right: auto !important;
  margin-left: 0 !important;
  max-width: 85% !important;
  width: auto !important;
  flex-direction: row !important;
  text-align: left !important;
  background: transparent !important;
  border: none !important;
  box-shadow: none !important;
  color: var(--text-main) !important;
}

.chat-box.is-other-message:hover {
  background: var(--bg-hover) !important;
}

/* User's Own Sent Messages Displayed at Right End (WhatsApp Style across all pages) */
.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) {
  align-self: flex-end !important;
  margin-left: auto !important;
  margin-right: 0 !important;
  max-width: 82% !important;
  width: auto !important;
  flex-direction: row-reverse !important;
  text-align: right !important;
  background: transparent !important;
  color: var(--text-main) !important;
  border: none !important;
  box-shadow: none !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item):hover {
  background: var(--bg-hover) !important;
  opacity: 1;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-avatar-column {
  margin-left: 8px !important;
  margin-right: 0 !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-main {
  display: flex !important;
  flex-direction: column !important;
  align-items: flex-end !important;
  min-width: 0 !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-header {
  flex-direction: row-reverse !important;
  justify-content: flex-start !important;
  width: 100% !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-header-author-info {
  flex-direction: row-reverse !important;
  justify-content: flex-start !important;
  gap: 8px !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .author-tag-you {
  color: var(--text-muted) !important;
  opacity: 0.85;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-time {
  color: var(--text-date) !important;
  opacity: 1;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-text {
  text-align: right !important;
  word-break: break-word !important;
  color: var(--text-main) !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-image-wrap,
.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-sticker-wrap,
.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-gif-wrap {
  margin-left: auto !important;
  margin-right: 0 !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-reply-quote {
  margin-left: auto !important;
  margin-right: 0 !important;
  border-left: none !important;
  border-right: 3px solid var(--btn-submit) !important;
  text-align: right !important;
}

.chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) .chat-reply-quote-header {
  flex-direction: row-reverse !important;
  justify-content: flex-start !important;
}

.chat-box.is-my-message .btn-chat-reply-hover,
.chat-box.is-system-post .btn-chat-reply-hover {
  display: none !important;
}

.chat-box.highlighted {
  background-color: var(--bg-subtle) !important;
  border-color: var(--btn-primary-border) !important;
}

.chat-box.is-ai-post {
  background: var(--bg-hover) !important;
  border-color: var(--border-post) !important;
  border-left: 3px solid var(--btn-primary-bg) !important;
}

.chat-box.is-optimistic-post {
  opacity: 0.75;
  transition: opacity 0.2s ease-in-out;
}

/* System notices (Centered) */
.chat-box.is-system-post {
  align-self: center !important;
  margin: 8px auto !important;
  max-width: 100% !important;
  width: fit-content !important;
  background: var(--bg-subtle) !important;
  border: 1px solid var(--border-post) !important;
  border-radius: var(--radius-full) !important;
  padding: 4px 16px !important;
  text-align: center !important;
  justify-content: center !important;
}

.chat-box.is-system-post .chat-avatar-column,
.chat-box.is-system-post .chat-header,
.chat-box.is-system-post .chat-actions-bar {
  display: none !important;
}

.chat-box.is-system-post .chat-text {
  font-size: 12px !important;
  color: var(--text-muted) !important;
  text-align: center !important;
}

/* Avatar Column & DP */
.chat-avatar-column {
  flex-shrink: 0;
  display: flex;
  align-items: flex-start;
  padding-top: 2px;
}

.chat-dp {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  aspect-ratio: 1 / 1;
  border: 1px solid var(--border-post);
  object-fit: cover;
  flex-shrink: 0;
  display: block;
  background-color: var(--bg-card);
  cursor: pointer;
  transition: transform 0.15s ease-in-out;
}

.chat-dp:hover {
  transform: scale(1.05);
}

.chat-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

/* Header: @handle, Relative Time, Badges on Left; Reply on Far Right (Hover only) */
.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 12px;
  line-height: 1.3;
  margin-bottom: 2px;
  min-height: 24px;
}

.chat-header-author-info {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  min-width: 0;
}

.chat-author-handle {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  letter-spacing: -0.01em;
  display: inline-flex;
  align-items: center;
}

.chat-author-handle:hover {
  text-decoration: underline;
}

.author-tag-you {
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  opacity: 0.85;
}

.chat-time {
  font-size: 12px;
  color: var(--text-date);
  white-space: nowrap;
  flex-shrink: 0;
  font-weight: 400;
}

/* Reply Action Button (Horizontal row with author, hover-only with 180ms ease-in-out) */
.btn-chat-reply-hover {
  background: transparent;
  border: 1px solid var(--border-post);
  color: var(--text-main);
  border-radius: 9999px;
  padding: 2px 10px;
  font-size: 11.5px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: opacity 180ms ease-in-out, background-color 180ms ease-in-out, color 180ms ease-in-out, border-color 180ms ease-in-out;
  line-height: 1.2;
  white-space: nowrap;
  flex-shrink: 0;
  opacity: 0;
  pointer-events: none;
}

.chat-box:hover .btn-chat-reply-hover,
.btn-chat-reply-hover:focus-visible {
  opacity: 1;
  pointer-events: auto;
}

.btn-chat-reply-hover:hover {
  background: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border-color: var(--btn-primary-border);
}

@media (hover: none) {
  .btn-chat-reply-hover {
    opacity: 1;
    pointer-events: auto;
  }
}

/* Toggle Thread Replies Button */
.btn-toggle-replies {
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 12.5px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 9999px;
  margin-top: 4px;
  transition: background-color 0.15s ease-in-out;
  width: fit-content;
  opacity: 0.9;
}

.btn-toggle-replies:hover {
  background: var(--bg-hover);
  opacity: 1;
}

.btn-toggle-replies svg {
  stroke: currentColor;
}

/* Threaded Replies Section with YouTube-style Curved Connector */
.chat-thread-container {
  display: flex;
  flex-direction: column;
  gap: 4px;
  margin-top: 6px;
  margin-left: 18px;
  padding-left: 18px;
  position: relative;
  width: 100%;
  box-sizing: border-box;
}

.chat-thread-container::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 18px;
  width: 2px;
  background: var(--border-post);
  border-bottom-left-radius: 12px;
}

/* Nested reply items */
.chat-box.is-reply-item {
  padding: 6px 8px !important;
  position: relative;
  width: 100% !important;
}

.chat-box.is-reply-item::before {
  content: '';
  position: absolute;
  left: -18px;
  top: 16px;
  width: 14px;
  height: 12px;
  border-left: 2px solid var(--border-post);
  border-bottom: 2px solid var(--border-post);
  border-bottom-left-radius: 8px;
}

.chat-box.is-reply-item .chat-dp {
  width: 26px;
  height: 26px;
}

.chat-box.is-reply-item .chat-text {
  font-size: 13.5px;
}

.pinned-badge {
  font-size: 10px;
  font-weight: 700;
  color: var(--text-main);
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-xs);
  padding: 1px 6px;
  display: inline-flex;
  align-items: center;
  gap: 3px;
}

.vip-badge {
  font-size: 10px;
  font-weight: 700;
  color: var(--btn-active-text);
  background: var(--btn-active-bg);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-xs);
  padding: 1px 6px;
}

.ai-admin-pill {
  font-size: 10px;
  font-weight: 700;
  color: var(--btn-active-text);
  background: var(--btn-active-bg);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-xs);
  padding: 1px 6px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Quoted block */
.chat-reply-quote {
  background: var(--bg-hover);
  border: 1px solid var(--border-post);
  border-left: 3px solid var(--btn-primary-bg);
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  padding: 6px 12px;
  margin: 4px 0 6px 0;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  gap: 2px;
  transition: all 0.2s ease-in-out;
}

.chat-reply-quote:hover {
  background: var(--bg-subtle);
}

.chat-reply-quote-header {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
}

.chat-reply-quote-arrow {
  color: var(--text-muted);
}

.chat-reply-quote-author {
  font-weight: 600;
  color: var(--text-main);
}

.chat-reply-quote-text {
  font-size: 12px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* Message Content */
.chat-text {
  font-size: 14px;
  line-height: 1.45;
  color: var(--text-main);
  word-break: break-word;
  white-space: pre-wrap;
  margin-top: 2px;
  margin-bottom: 2px;
}

.chat-image-wrap {
  margin-top: 8px;
}

.chat-attached-image {
  max-width: 320px;
  max-height: 260px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-post);
  cursor: pointer;
  display: block;
  transition: transform 0.15s ease-in-out;
}

.chat-attached-image:hover {
  transform: scale(1.01);
}

.chat-attached-image.expanded {
  max-width: 100%;
  max-height: 80vh;
}

.chat-sticker-wrap,
.chat-gif-wrap {
  margin-top: 8px;
  display: inline-block;
}

.chat-sticker-img {
  width: 100px;
  height: 100px;
  object-fit: contain;
  display: block;
  cursor: pointer;
}

.chat-gif-img {
  max-width: 280px;
  max-height: 220px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-post);
  object-fit: contain;
  display: block;
  cursor: pointer;
}

/* Host Ribbon with Progressive Disclosure */
.host-ribbon-tag {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-xs);
  color: var(--text-main);
  padding: 3px 8px;
  font-size: 11px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 6px;
}

.host-intel-info {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.host-name-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-main);
  font-weight: 600;
}

.host-name-badge-empty {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--text-date);
  font-weight: 500;
}

.host-ip-btn {
  background: transparent;
  border: none;
  color: var(--text-date);
  font-family: var(--font-mono);
  font-size: 10.5px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  cursor: pointer;
  padding: 2px 5px;
  border-radius: var(--radius-xs);
  transition: all 0.12s ease-in-out;
}

.host-ip-btn:hover {
  color: var(--text-main);
  background: var(--bg-hover);
}

.host-action-btns {
  display: flex;
  align-items: center;
  gap: 4px;
  position: relative;
}

.btn-host-mini {
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-muted);
  padding: 2px 7px;
  font-size: 11px;
  font-weight: 500;
  cursor: pointer;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: all 0.12s ease-in-out;
  line-height: 1.3;
}

.btn-host-mini:hover {
  background: var(--bg-hover);
  color: var(--text-main);
  border-color: var(--border-hairline);
}

.btn-host-mini.btn-host-more {
  font-weight: 700;
  padding: 2px 8px;
  letter-spacing: 1px;
}

.host-menu-dropdown-wrapper {
  position: relative;
  display: inline-flex;
}

.host-menu-popover {
  position: absolute;
  top: calc(100% + 4px);
  right: 0;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
  z-index: 100;
  min-width: 160px;
  display: flex;
  flex-direction: column;
  padding: 4px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  animation: menu-slide-in 0.12s ease-in-out;
}

.host-menu-item {
  background: transparent;
  border: none;
  color: var(--text-main);
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 500;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 8px;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: background-color 0.12s ease-in-out;
  width: 100%;
}

.host-menu-item:hover {
  background: var(--bg-hover);
}

.host-menu-item.item-danger {
  color: var(--error-status);
}

.host-menu-item.item-danger:hover {
  background: rgba(239, 68, 68, 0.15);
}

.host-menu-divider {
  height: 1px;
  background: var(--border-post);
  margin: 3px 0;
}

.btn-host-mini.btn-danger {
  color: var(--error-status);
  border-color: rgba(239, 68, 68, 0.3);
}

.btn-host-mini.btn-danger:hover {
  background: var(--error-status);
  color: #ffffff;
}

/* ==========================================================================
   8. FLOATING COMPOSER DOCK (Solid Black & White)
   ========================================================================== */

.bottom-compose-bar {
  position: fixed;
  bottom: 0;
  left: 240px;
  right: 340px;
  width: auto;
  background: var(--bg-page) !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-top: 1px solid var(--border-post) !important;
  padding: 12px 28px max(12px, env(safe-area-inset-bottom)) 28px;
  z-index: 99;
  box-sizing: border-box;
  box-shadow: none !important;
  transition: left 300ms ease-in-out, right 300ms ease-in-out;
  overflow: visible;
}

.app-layout-grid.has-secondary-nav ~ .bottom-compose-bar,
.app-layout-grid.has-secondary-nav + .bottom-compose-bar {
  left: 500px;
  right: 0;
}

.bottom-compose-inner {
  width: 100%;
  max-width: 100%;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-sizing: border-box;
  position: relative;
  overflow: visible;
}

.bottom-compose-row {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  position: relative;
}

.btn-bottom-attach {
  background-color: var(--bg-page);
  border: 1px solid var(--border-post) !important;
  color: var(--text-main);
  width: 38px;
  height: 38px;
  min-width: 38px;
  border-radius: 9999px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 0.18s ease-in-out;
  padding: 0;
}

.btn-bottom-attach:hover {
  background-color: var(--btn-primary-bg);
  color: var(--btn-primary-text);
  border-color: var(--btn-primary-border) !important;
}

.bottom-compose-textarea {
  flex: 1;
  background: var(--bg-page) !important;
  border: 1px solid var(--border-post) !important;
  color: var(--text-main) !important;
  border-radius: 9999px;
  padding: 9px 18px;
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.45;
  outline: none;
  resize: none;
  min-height: 38px;
  max-height: 140px;
  transition: all 0.18s ease-in-out;
}

.bottom-compose-textarea::placeholder {
  color: var(--text-muted) !important;
  opacity: 0.75;
}

.bottom-compose-textarea:focus {
  border-color: var(--accent) !important;
  box-shadow: none;
}

.btn-bottom-send {
  background-color: var(--btn-primary-bg) !important;
  color: var(--btn-primary-text) !important;
  border: 1px solid var(--btn-primary-border) !important;
  height: 38px;
  padding: 0 18px;
  border-radius: 9999px;
  font-family: var(--font-sans);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.18s ease-in-out;
  white-space: nowrap;
}

.btn-bottom-send:hover {
  background-color: var(--btn-primary-hover-bg) !important;
  color: var(--btn-primary-hover-text) !important;
  border-color: var(--btn-primary-hover-border) !important;
  box-shadow: none;
}

.btn-bottom-send:active {
  transform: scale(0.97);
}

.btn-bottom-send svg {
  stroke: currentColor;
}

/* Reply Preview Bar */
.reply-preview-bar {
  display: flex;
  align-items: center;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-left: 3px solid var(--btn-primary-bg);
  border-radius: var(--radius-xs);
  padding: 6px 12px;
  gap: 8px;
  animation: reply-bar-in 0.2s ease-in-out;
}

@keyframes reply-bar-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

.reply-preview-body {
  flex: 1;
  min-width: 0;
}

.reply-preview-header {
  font-size: 11.5px;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 4px;
}

.reply-preview-snippet {
  font-size: 11.5px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.reply-preview-cancel {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 2px;
  transition: color 0.15s ease-in-out, transform 0.15s ease-in-out;
}

.reply-preview-cancel:hover {
  color: var(--text-main);
  transform: scale(1.1);
}

/* Attachment Preview Chip */
.attached-preview-bottom {
  display: none;
  align-items: center;
  gap: 8px;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  width: fit-content;
  animation: chip-pop 0.2s ease-in-out;
}

@keyframes chip-pop {
  from { opacity: 0; transform: scale(0.95); }
  to { opacity: 1; transform: scale(1); }
}

.attached-preview-bottom img {
  width: 24px;
  height: 24px;
  border-radius: 3px;
  object-fit: cover;
}

.btn-remove-attachment {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: color 0.15s ease-in-out, transform 0.15s ease-in-out;
}

.btn-remove-attachment:hover {
  color: var(--text-main);
  transform: scale(1.1);
}

/* Stickers / Emoji / GIF Tray */
.stickers-tray {
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-sm);
  padding: 10px;
  margin-bottom: 6px;
  max-height: 280px;
  overflow-y: auto;
  animation: tray-slide-up 0.2s ease-in-out;
}

@keyframes tray-slide-up {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Post Jump Pulse Animation */
.post-jump-pulse {
  animation: post-jump-glow 1.8s ease-in-out !important;
}

@keyframes post-jump-glow {
  0% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    transform: scale(1);
  }
  25% {
    box-shadow: 0 0 0 3px var(--accent), 0 0 20px rgba(255, 255, 255, 0.2);
    background: var(--bg-hover);
    transform: scale(1.008);
  }
  60% {
    box-shadow: 0 0 0 2px var(--accent), 0 0 10px rgba(255, 255, 255, 0.1);
    background: var(--bg-hover);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(255, 255, 255, 0);
    transform: scale(1);
  }
}

.stickers-tray-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
  gap: 8px;
}

.stickers-tray-tabs {
  display: flex;
  gap: 4px;
}

.sticker-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 4px 10px;
  border-radius: var(--radius-xs);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.sticker-tab-btn.active {
  background: var(--bg-hover);
  color: var(--text-main);
  border-color: var(--border-post);
}

.sticker-search-input {
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-main);
  border-radius: var(--radius-xs);
  padding: 4px 8px;
  font-size: 12px;
  outline: none;
  width: 120px;
}

.sticker-tray-close {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
}

.sticker-cat-chips {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  margin-bottom: 8px;
  padding-bottom: 2px;
}

.sticker-cat-chip {
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-muted);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
  font-size: 11px;
  cursor: pointer;
  white-space: nowrap;
}

.sticker-cat-chip.active {
  background: var(--bg-hover);
  color: var(--text-main);
  border-color: var(--border-hairline);
}

.emojis-grid,
.stickers-grid,
.gifs-grid {
  display: grid;
  gap: 6px;
  max-height: 180px;
  overflow-y: auto;
}

.emojis-grid {
  grid-template-columns: repeat(auto-fill, minmax(32px, 1fr));
  font-size: 18px;
}

.emojis-grid span {
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-xs);
}

.emojis-grid span:hover {
  background: var(--bg-hover);
}

.stickers-grid {
  grid-template-columns: repeat(auto-fill, minmax(64px, 1fr));
}

.stickers-grid img {
  width: 100%;
  height: 64px;
  object-fit: contain;
  cursor: pointer;
  border-radius: var(--radius-xs);
  padding: 4px;
}

.stickers-grid img:hover {
  background: var(--bg-hover);
}

.gifs-grid {
  grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
}

.gifs-grid img {
  width: 100%;
  height: 80px;
  object-fit: cover;
  cursor: pointer;
  border-radius: var(--radius-xs);
}

.gif-custom-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
}

.gif-custom-input {
  flex: 1;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-main);
  padding: 4px 8px;
  font-size: 12px;
  border-radius: var(--radius-xs);
}

.btn-gif-send {
  background: var(--btn-submit);
  color: var(--btn-submit-text);
  border: none;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-xs);
  cursor: pointer;
}

/* Floating ScrollDown Button & New Message Popup */
.scroll-down-wrapper {
  position: absolute;
  right: 20px;
  bottom: calc(100% + 42px);
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 8px;
  z-index: 105;
  pointer-events: none;
}

.scroll-new-msg-popup {
  pointer-events: auto;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--btn-primary-bg, #ffffff);
  color: var(--btn-primary-text, #000000);
  border: 1px solid var(--btn-primary-border, #ffffff);
  padding: 6px 14px;
  border-radius: var(--radius-full, 9999px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.45);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  animation: scroll-popup-bounce 0.28s cubic-bezier(0.34, 1.56, 0.64, 1) forwards;
  transition: transform 0.15s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
}

.scroll-new-msg-popup:hover {
  transform: translateY(-2px);
  background: var(--btn-primary-hover-bg, #000000);
  color: var(--btn-primary-hover-text, #ffffff);
  border-color: var(--btn-primary-hover-border, #ffffff);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.55);
}

.scroll-new-msg-popup:active {
  transform: translateY(0);
}

.scroll-popup-pulse-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #10b981;
  box-shadow: 0 0 6px rgba(16, 185, 129, 0.8);
  flex-shrink: 0;
  animation: pulse-dot 1.6s infinite ease-in-out;
}

.scroll-popup-text {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1px;
}

.scroll-popup-icon {
  width: 14px;
  height: 14px;
  stroke-width: 2.2;
  flex-shrink: 0;
  transition: transform 0.15s ease;
}

.scroll-new-msg-popup:hover .scroll-popup-icon {
  transform: translateY(2px);
}

.btn-scroll-bottom {
  pointer-events: auto;
  position: relative;
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 50%;
  background: var(--bg-surface, #1e1e1e);
  border: 1px solid var(--border-post, rgba(255, 255, 255, 0.15));
  color: var(--text-main, #ffffff);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.4);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: transform 0.16s ease, background 0.15s ease, border-color 0.15s ease, box-shadow 0.15s ease;
  user-select: none;
  padding: 0;
}

.btn-scroll-bottom .scroll-bottom-icon {
  width: 20px;
  height: 20px;
  stroke-width: 2.2;
  pointer-events: none;
  transition: transform 0.15s ease;
}

.btn-scroll-bottom:hover {
  transform: translateY(-2px);
  background: var(--bg-hover, #2a2a2a);
  border-color: var(--text-main, #ffffff);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.5);
}

.btn-scroll-bottom:hover .scroll-bottom-icon {
  transform: translateY(2px);
}

.btn-scroll-bottom:active {
  transform: translateY(0) scale(0.95);
}

.btn-scroll-bottom .scroll-bottom-badge {
  position: absolute;
  top: -5px;
  right: -5px;
  background: #ffffff;
  color: #000000;
  border: 1px solid #000000;
  border-radius: var(--radius-full, 9999px);
  padding: 0 5px;
  font-size: 10px;
  font-weight: 800;
  line-height: 18px;
  height: 18px;
  min-width: 18px;
  text-align: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.45);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.btn-scroll-bottom.has-new-messages {
  border-color: #ffffff;
  box-shadow: 0 4px 18px rgba(255, 255, 255, 0.18);
}

@keyframes scroll-popup-bounce {
  0% {
    transform: translateY(10px) scale(0.9);
    opacity: 0;
  }
  100% {
    transform: translateY(0) scale(1);
    opacity: 1;
  }
}

/* ==========================================================================
   9. MODALS, SHEETS & DIALOGS
   ========================================================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
  z-index: 10000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}

.modal-overlay.active {
  display: flex !important;
}

.modal-content,
.profile-modal-card,
.invite-modal-card,
.broadcast-modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-md);
  padding: 20px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.4);
  position: relative;
  box-sizing: border-box;
  animation: modal-pop 0.15s ease-in-out;
}

@keyframes modal-pop {
  from { opacity: 0; transform: scale(0.97); }
  to { opacity: 1; transform: scale(1); }
}

/* Campus Groups Mobile Drawer (Matching exact screenshot UI) */
.campus-groups-overlay {
  align-items: flex-end !important;
  padding: 0 !important;
  background: rgba(0, 0, 0, 0.72) !important;
  backdrop-filter: blur(6px) !important;
  -webkit-backdrop-filter: blur(6px) !important;
  z-index: 10050 !important;
}

@media (min-width: 601px) {
  .campus-groups-overlay {
    align-items: center !important;
    justify-content: center !important;
    padding: 20px !important;
  }
}

.campus-groups-drawer-content {
  width: 100%;
  max-width: 440px;
  max-height: 85vh;
  background: #0d0d0d;
  border: 1px solid #222222;
  border-top-left-radius: 20px;
  border-top-right-radius: 20px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  padding: 20px 18px max(24px, env(safe-area-inset-bottom)) 18px;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  animation: slideUpDrawer 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@media (min-width: 601px) {
  .campus-groups-drawer-content {
    border-radius: 20px;
  }
}

@keyframes slideUpDrawer {
  from {
    transform: translateY(100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.campus-groups-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.campus-groups-drawer-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 19px;
  font-weight: 700;
  color: #ffffff;
  letter-spacing: -0.3px;
}

.btn-create-group-pill {
  width: 100%;
  height: 48px;
  background: #ffffff;
  color: #000000;
  border: none;
  border-radius: 9999px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: transform 0.12s ease, background-color 0.12s ease;
  margin-bottom: 22px;
  flex-shrink: 0;
}

.btn-create-group-pill:active {
  transform: scale(0.98);
  background: #e5e5e5;
}

.campus-groups-section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
  padding: 0 4px;
}

.campus-groups-section-title {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: #737373;
  text-transform: uppercase;
}

.campus-groups-count-pill {
  font-size: 11px;
  font-weight: 700;
  background: #222222;
  color: #a1a1aa;
  border-radius: 9999px;
  padding: 2px 8px;
  min-width: 14px;
  text-align: center;
}

.campus-groups-items-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
  flex: 1;
  padding-right: 2px;
}

.campus-group-item-active {
  background: #ffffff !important;
  color: #000000 !important;
  border-radius: 9999px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  border: none;
  cursor: pointer;
  width: 100%;
  box-sizing: border-box;
}

.campus-group-item-active .group-item-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.campus-group-item-active .group-item-name {
  color: #000000 !important;
  font-size: 14.5px;
  font-weight: 700;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.campus-group-item-active .group-time-badge {
  background: #000000 !important;
  color: #ffffff !important;
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 9999px;
  flex-shrink: 0;
}

.campus-group-item {
  background: transparent;
  color: #ffffff;
  border-radius: 9999px;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  text-decoration: none;
  border: none;
  cursor: pointer;
  width: 100%;
  box-sizing: border-box;
  transition: background-color 0.12s ease;
}

.campus-group-item:hover,
.campus-group-item:active {
  background: rgba(255, 255, 255, 0.06);
}

.campus-group-item .group-item-left {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1;
}

.campus-group-item .group-item-name {
  color: #ffffff;
  font-size: 14.5px;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.campus-group-item .group-time-badge {
  background: #1f1f1f;
  color: #a1a1aa;
  font-size: 11.5px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 9999px;
  flex-shrink: 0;
}

.btn-topbar-groups {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--bg-hover);
  border: 1px solid var(--border-post);
  color: var(--text-main);
  padding: 0 12px;
  height: 36px;
  border-radius: 9999px;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.btn-topbar-groups:hover {
  background: var(--bg-card);
  border-color: var(--border-hairline);
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-xs);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.12s ease-in-out;
}

.modal-close-btn:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.compose-textarea {
  width: 100%;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-family: var(--font-sans);
  font-size: 13px;
  outline: none;
  box-sizing: border-box;
  transition: border-color 0.12s ease-in-out;
}

.compose-textarea:focus {
  border-color: var(--accent);
}

/* Profile Modal Details */
.profile-modal-avatar-box {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  cursor: pointer;
}

.profile-modal-img {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 2px solid var(--border-post);
  object-fit: cover;
  transition: transform 0.15s ease-in-out;
}

.profile-modal-img:hover {
  transform: scale(1.05);
}

.profile-zoom-badge {
  font-size: 10.5px;
  color: var(--text-muted);
  margin-top: 6px;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: color 0.15s ease;
}

.profile-modal-avatar-box:hover .profile-zoom-badge {
  color: var(--accent, #3b82f6);
}

/* WhatsApp-style enlarged Profile DP Lightbox */
.profile-dp-lightbox {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}

.profile-dp-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0;
  transition: opacity 0.22s cubic-bezier(0.16, 1, 0.3, 1);
}

.profile-dp-lightbox.active .profile-dp-backdrop {
  opacity: 1;
}

.profile-dp-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 100002;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  outline: none;
  transition: all 0.15s ease-in-out;
}

.profile-dp-close-btn:hover {
  background: rgba(255, 255, 255, 0.22);
  transform: scale(1.08);
}

.profile-dp-content {
  position: relative;
  z-index: 100001;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  max-width: 92vw;
  max-height: 90vh;
  transform: scale(0.82);
  opacity: 0;
  transition: transform 0.24s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.22s ease-out;
  cursor: default;
}

.profile-dp-lightbox.active .profile-dp-content {
  transform: scale(1);
  opacity: 1;
}

.profile-dp-lightbox-img {
  width: min(84vw, 420px);
  height: min(84vw, 420px);
  aspect-ratio: 1 / 1;
  object-fit: cover;
  border-radius: 16px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.1);
  background: #111;
  user-select: none;
}

.profile-dp-lightbox-caption {
  margin-top: 14px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 600;
  color: #f1f5f9;
  text-shadow: 0 2px 8px rgba(0, 0, 0, 0.8);
  letter-spacing: 0.3px;
  text-align: center;
}

.profile-modal-details {
  text-align: center;
  margin-bottom: 14px;
}

.profile-modal-name {
  font-size: 16px;
  font-weight: 800;
  color: var(--text-main);
}

.profile-modal-sci {
  font-size: 12px;
  color: var(--text-muted);
  font-style: italic;
  margin-top: 2px;
}

.profile-modal-status {
  font-size: 11px;
  font-weight: 600;
  color: var(--online-status);
  margin-top: 4px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

/* Profile Modal Actions & Capsuled Chat Button */
.profile-modal-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  width: 100%;
  margin-top: 16px;
}

.btn-start-dm {
  background: var(--btn-primary-bg) !important;
  color: var(--btn-primary-text) !important;
  border: 1px solid var(--btn-primary-border) !important;
  height: 40px;
  padding: 0 24px;
  border-radius: var(--radius-full) !important;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s ease-in-out;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.25);
  width: fit-content;
  max-width: 100%;
  box-sizing: border-box;
}

.btn-start-dm:hover {
  background: var(--btn-primary-hover-bg) !important;
  color: var(--btn-primary-hover-text) !important;
  border-color: var(--btn-primary-hover-border) !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.35);
}

.btn-start-dm:active {
  transform: scale(0.97);
}

.btn-start-dm svg {
  stroke: currentColor;
}

/* ==========================================================================
   Invite / Incoming Request Modal
   ========================================================================== */
.invite-modal-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: 20px;
  padding: 24px 20px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
  position: relative;
  box-sizing: border-box;
  animation: modal-pop 0.15s ease-in-out;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 16px;
}

.invite-close-btn {
  position: absolute;
  top: 14px;
  right: 14px;
  background: transparent;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  padding: 6px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease-in-out;
}

.invite-close-btn:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.invite-header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
}

.invite-header-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--accent);
}

.invite-body {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  width: 100%;
}

.invite-avatar-box {
  position: relative;
  width: 80px;
  height: 80px;
  border-radius: 50%;
  padding: 3px;
  background: var(--border-post);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.invite-avatar {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  object-fit: cover;
  display: block;
  border: 2px solid var(--bg-surface);
  background: var(--bg-page);
}

.invite-info {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  width: 100%;
}

.invite-user-name {
  margin: 0;
  font-size: 17px;
  font-weight: 800;
  color: var(--text-main);
  letter-spacing: -0.01em;
}

.invite-subtext {
  margin: 0;
  font-size: 13.5px;
  color: var(--text-muted);
  line-height: 1.45;
  max-width: 280px;
}

.invite-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  margin-top: 4px;
}

.btn-invite-decline {
  flex: 1;
  height: 42px;
  border-radius: 9999px;
  background: var(--bg-hover);
  color: var(--text-muted);
  border: 1px solid var(--border-post);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.btn-invite-decline:hover {
  background: rgba(239, 68, 68, 0.15);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.4);
}

.btn-invite-accept {
  flex: 1.3;
  height: 42px;
  border-radius: 9999px;
  background: var(--btn-submit);
  color: var(--btn-submit-text);
  border: none;
  font-size: 13.5px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease-in-out;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.btn-invite-accept:hover {
  opacity: 0.92;
  transform: translateY(-1px);
}

.btn-invite-accept:active {
  transform: translateY(0);
}

/* Feedback Stars & Rating Widget */
.feedback-rating-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg-surface, rgba(255, 255, 255, 0.02));
  border: 1px solid var(--border-post, rgba(255, 255, 255, 0.08));
  border-radius: var(--radius-sm, 8px);
  padding: 8px 14px;
  margin-bottom: 2px;
  gap: 12px;
}

.feedback-star-rating {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  user-select: none;
}

.star-btn {
  background: transparent;
  border: none;
  padding: 3px;
  margin: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  border-radius: 6px;
  color: var(--text-muted, #555555);
  transition: transform 0.16s cubic-bezier(0.34, 1.56, 0.64, 1), color 0.15s ease, filter 0.15s ease;
  line-height: 1;
}

.star-btn .star-icon {
  width: 22px;
  height: 22px;
  fill: currentColor;
  stroke: none;
  pointer-events: none;
}

.star-btn:hover {
  transform: scale(1.22);
}

.star-btn:focus-visible {
  outline: 2px solid var(--accent, #6366f1);
  outline-offset: 2px;
}

.star-btn.active,
.star-btn.preview-active {
  color: #f59e0b;
  filter: drop-shadow(0 0 5px rgba(245, 158, 11, 0.45));
}

.feedback-rating-badge {
  font-size: 11.5px;
  font-weight: 600;
  color: var(--text-main, #ffffff);
  background: var(--bg-subtle, rgba(255, 255, 255, 0.05));
  border: 1px solid var(--border-post, rgba(255, 255, 255, 0.1));
  padding: 3px 10px;
  border-radius: var(--radius-full, 9999px);
  white-space: nowrap;
  letter-spacing: 0.2px;
  transition: all 0.15s ease;
}

/* Web3 Cards */
.wallet-card,
.wallet-faucet-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin-bottom: 12px;
}

.wallet-status-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.wallet-network-pill {
  font-size: 10.5px;
  font-weight: 700;
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  padding: 2px 8px;
  border-radius: var(--radius-full);
  color: var(--text-main);
}

.wallet-balances-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 10px;
}

.wallet-balance-box {
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
}

.wallet-balance-label {
  font-size: 10.5px;
  color: var(--text-muted);
}

.wallet-balance-val {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-main);
  margin-top: 2px;
}

.btn-web3-action {
  background: var(--btn-submit);
  color: var(--btn-submit-text);
  border: 1px solid var(--btn-submit);
  padding: 6px 14px;
  font-size: 12.5px;
  font-weight: 700;
  border-radius: var(--radius-xs);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.12s ease-in-out;
}

.btn-web3-action:hover {
  background: var(--btn-submit-hover);
}

.btn-web3-secondary {
  background: var(--bg-subtle);
  border: 1px solid var(--border-post);
  color: var(--text-main);
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 600;
  border-radius: var(--radius-xs);
  cursor: pointer;
  transition: all 0.12s ease-in-out;
}

.btn-web3-secondary:hover {
  background: var(--bg-hover);
  border-color: var(--border-hairline);
}

/* Toast Pop-up System (Reversed theme: Light background with Dark text in dark theme) */
.toast-container {
  position: fixed;
  bottom: max(76px, calc(65px + env(safe-area-inset-bottom)));
  left: 50%;
  transform: translateX(-50%);
  z-index: 10050;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  pointer-events: none;
  width: auto;
  max-width: min(92vw, 480px);
}

.toast,
.toast-item {
  background: var(--text-main, #ffffff) !important;
  color: var(--bg-page, #000000) !important;
  border: 1px solid rgba(0, 0, 0, 0.15) !important;
  padding: 10px 20px !important;
  border-radius: 9999px !important;
  font-size: 13.5px !important;
  font-weight: 700 !important;
  box-shadow: 0 10px 32px rgba(0, 0, 0, 0.45), 0 2px 8px rgba(0, 0, 0, 0.2) !important;
  pointer-events: auto !important;
  animation: toast-fade-in 0.22s cubic-bezier(0.16, 1, 0.3, 1) !important;
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 10px !important;
  text-align: center !important;
  transition: opacity 0.25s ease, transform 0.25s ease !important;
  max-width: 100% !important;
  box-sizing: border-box !important;
}

.toast span,
.toast-item span {
  color: var(--bg-page, #000000) !important;
  font-weight: 700 !important;
}

.toast svg,
.toast-item svg,
.toast .ui-icon,
.toast-item .ui-icon {
  stroke: var(--bg-page, #000000) !important;
  color: var(--bg-page, #000000) !important;
  flex-shrink: 0 !important;
}

.toast-item.toast-success svg,
.toast.toast-success svg {
  stroke: #16a34a !important;
  color: #16a34a !important;
}

.toast-item.toast-warning svg,
.toast.toast-warning svg {
  stroke: #d97706 !important;
  color: #d97706 !important;
}

.toast-item.toast-error svg,
.toast.toast-error svg {
  stroke: #dc2626 !important;
  color: #dc2626 !important;
}

@keyframes toast-fade-in {
  from {
    opacity: 0;
    transform: translateY(12px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* ==========================================================================
   10. RESPONSIVE BREAKPOINTS (Desktop 3/4-Col, Tablet 2-Col, Mobile 1-Col)
   ========================================================================== */

@media (max-width: 1300px) and (min-width: 861px) {
  .app-layout-grid.has-secondary-nav {
    grid-template-columns: 240px 260px minmax(0, 1fr) !important;
  }
  .app-layout-grid.has-secondary-nav .app-right-sidebar {
    display: none !important;
  }
  .app-layout-grid.has-secondary-nav ~ .bottom-compose-bar,
  .app-layout-grid.has-secondary-nav + .bottom-compose-bar {
    left: 500px !important;
    right: 0 !important;
  }
}

@media (max-width: 1200px) {
  .app-layout-grid {
    grid-template-columns: 240px minmax(0, 1fr) !important;
  }
  .app-right-sidebar {
    display: none !important;
  }
  .bottom-compose-bar {
    left: 240px !important;
    right: 0 !important;
  }
}

@media (max-width: 860px) {
  .app-layout-grid {
    grid-template-columns: minmax(0, 1fr) !important;
  }
  .app-left-sidebar {
    display: none !important;
  }
  .app-secondary-sidebar {
    display: none !important;
  }
  .app-right-sidebar {
    display: none !important;
  }
  .bottom-compose-bar,
  .app-layout-grid.has-secondary-nav ~ .bottom-compose-bar,
  .app-layout-grid.has-secondary-nav + .bottom-compose-bar {
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    padding: 10px 14px max(10px, env(safe-area-inset-bottom)) 14px !important;
  }
}

@media (max-width: 768px) {
  body {
    padding-top: 0;
  }

  .app-layout-grid {
    height: auto;
    flex: 1 1 auto;
    min-height: 0;
  }

  .sticky-top-header {
    height: 56px !important;
  }

  .topbar {
    padding: 0 14px;
    height: 56px;
    gap: 8px;
    justify-content: space-between;
  }

  .topbar-left {
    gap: 8px;
    flex-shrink: 0;
  }

  .board-nav-link {
    font-size: 18px;
    letter-spacing: -0.02em;
  }

  .online-counter {
    font-size: 11px;
    padding: 3px 8px;
    gap: 5px;
  }

  .topbar-right {
    gap: 6px;
    flex-shrink: 1;
    min-width: 0;
    justify-content: flex-end;
  }

  .btn-top {
    padding: 0 10px;
    height: 36px;
    font-size: 12.5px;
    gap: 6px;
    min-width: auto;
  }

  /* Hide text labels on mobile to avoid overcrowding */
  .btn-top span.btn-label-text,
  .btn-top span.theme-btn-label,
  .btn-download-app span,
  .btn-host-topbar-console span,
  .btn-host-topbar-ai span,
  .btn-host-tab-nav span {
    display: none !important;
  }

  .btn-topbar-groups,
  #btn-topbar-groups {
    display: none !important;
  }

  .btn-my-groups {
    padding: 5px 8px;
    gap: 3px;
  }

  .btn-my-groups span:not(#user-groups-badge) {
    display: none !important;
  }

  /* Mobile Message Width Tuning (WhatsApp Style across all pages) */
  .chat-box.is-my-message:not(.is-system-post):not(.is-reply-item) {
    max-width: 88% !important;
    width: auto !important;
    align-self: flex-end !important;
    margin-left: auto !important;
    margin-right: 0 !important;
  }
  .chat-box.is-other-message:not(.is-system-post):not(.is-reply-item),
  .chat-box:not(.is-my-message):not(.is-system-post):not(.is-reply-item) {
    max-width: 88% !important;
    width: auto !important;
    align-self: flex-start !important;
    margin-right: auto !important;
    margin-left: 0 !important;
  }

  /* Phone View: Remove outer layer circle from profile tab and find someone tab */
  .my-identity-badge {
    padding: 0 3px !important;
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    height: auto !important;
    gap: 5px;
  }

  .my-identity-badge:hover,
  .my-identity-badge:active {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
  }

  .my-identity-badge img {
    width: 26px !important;
    height: 26px !important;
    border: none !important;
    box-shadow: none !important;
  }

  .btn-find-someone,
  #btn-top-find-someone {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    padding: 0 4px !important;
    height: auto !important;
    min-width: auto !important;
    color: var(--text-main) !important;
    opacity: 1 !important;
  }

  .btn-find-someone:hover,
  .btn-find-someone:active,
  .btn-find-someone:focus,
  #btn-top-find-someone:hover,
  #btn-top-find-someone:active,
  #btn-top-find-someone:focus {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    color: var(--text-main) !important;
    opacity: 1 !important;
  }

  .btn-direct-chat-tab,
  #btn-top-direct-chat {
    border: 1px solid rgba(16, 185, 129, 0.4) !important;
    background: rgba(16, 185, 129, 0.15) !important;
    border-radius: 9999px !important;
    padding: 3px 8px !important;
    height: 30px !important;
    min-width: auto !important;
    color: #10b981 !important;
    font-size: 11.5px !important;
  }

  .btn-find-someone svg,
  #btn-top-find-someone svg,
  .btn-find-someone:hover svg,
  .btn-find-someone:active svg,
  .btn-find-someone:focus svg,
  #btn-top-find-someone:hover svg,
  #btn-top-find-someone:active svg,
  #btn-top-find-someone:focus svg {
    width: 20px !important;
    height: 20px !important;
    color: var(--text-main) !important;
    stroke: currentColor !important;
    opacity: 1 !important;
  }

  .my-identity-badge span#my-animal-name {
    max-width: 70px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 11.5px;
  }

  .main-wrapper {
    padding: 4px 10px 95px 10px;
  }

  .board-header {
    padding: 8px 10px 2px;
  }

  .board-title {
    font-size: 17px;
  }

  .board-subtitle {
    font-size: 11.5px;
  }

  .posts-stream {
    gap: 10px;
    padding-bottom: 20px;
  }

  .chat-box {
    gap: 8px;
    padding: 6px 6px !important;
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
  }

  .chat-dp {
    width: 32px;
    height: 32px;
  }

  .chat-box.is-reply-item .chat-dp {
    width: 24px;
    height: 24px;
  }

  .chat-thread-container {
    margin-left: 10px;
    padding-left: 12px;
  }

  .chat-box.is-reply-item::before {
    left: -12px;
    width: 10px;
  }

  .chat-header {
    flex-wrap: wrap;
    gap: 4px 6px;
    align-items: baseline;
  }

  .chat-author-handle {
    font-size: 12.5px;
    max-width: 160px;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .chat-time {
    font-size: 11px;
  }

  .btn-chat-action {
    font-size: 11.5px;
    padding: 3px 8px;
    min-height: 24px;
    opacity: 1; /* Always visible on mobile touch devices */
  }

  .chat-text {
    font-size: 13.5px;
    line-height: 1.45;
  }

  .chat-attached-image {
    max-width: 100%;
    max-height: 220px;
  }

  .chat-gif-img {
    max-width: 100%;
    max-height: 180px;
  }

  .chat-sticker-img {
    width: 80px;
    height: 80px;
  }

  /* Bottom composer */
  .bottom-compose-bar,
  .app-layout-grid.has-secondary-nav ~ .bottom-compose-bar,
  .app-layout-grid.has-secondary-nav + .bottom-compose-bar {
    left: 0 !important;
    right: 0 !important;
    width: 100% !important;
    padding: 6px 8px max(6px, env(safe-area-inset-bottom)) 8px !important;
  }

  .bottom-compose-row {
    gap: 5px;
  }

  .btn-bottom-attach {
    width: 36px;
    height: 36px;
    min-width: 36px;
  }

  .bottom-compose-textarea {
    font-size: 15px;
    padding: 7px 10px;
    min-height: 36px;
  }

  .btn-bottom-send {
    height: 36px;
    padding: 0 10px;
    font-size: 12px;
  }

  .scroll-down-wrapper {
    right: 14px !important;
    bottom: calc(100% + 36px) !important;
    gap: 6px !important;
  }

  .btn-scroll-bottom {
    width: 38px !important;
    height: 38px !important;
    min-width: 38px !important;
  }

  .btn-scroll-bottom .scroll-bottom-icon {
    width: 18px !important;
    height: 18px !important;
  }

  .scroll-new-msg-popup {
    padding: 5px 12px !important;
    font-size: 11.5px !important;
  }

  /* Bottom Sheet Modals */
  .modal-overlay {
    align-items: flex-end;
    padding: 0;
  }

  .modal-content,
  .profile-modal-card,
  .invite-modal-card,
  .broadcast-modal-card {
    width: 100% !important;
    max-width: 100% !important;
    border-radius: 16px 16px 0 0 !important;
    padding: 16px 16px max(20px, env(safe-area-inset-bottom)) 16px !important;
    max-height: 85vh !important;
    overflow-y: auto !important;
    border-left: none !important;
    border-right: none !important;
    border-bottom: none !important;
    animation: sheet-slide-up 0.2s ease-in-out !important;
  }

  @keyframes sheet-slide-up {
    from { transform: translateY(100%); }
    to { transform: translateY(0); }
  }

  .theme-dropdown,
  .hamburger-dropdown {
    position: fixed;
    top: 54px;
    right: 8px;
    left: auto;
    width: 260px;
    max-width: calc(100vw - 16px);
    max-height: calc(100vh - 70px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 480px) {
  .online-counter span:not(.online-pulse-dot) {
    display: none;
  }

  .online-counter {
    padding: 4px;
  }

  .my-identity-badge span#my-animal-name {
    display: none;
  }

  .my-identity-badge {
    padding: 0 !important;
    border: none !important;
    background: transparent !important;
  }

  .btn-find-someone,
  #btn-top-find-someone {
    padding: 0 2px !important;
    border: none !important;
    background: transparent !important;
    color: var(--text-main) !important;
  }

  .topbar-right {
    gap: 5px;
  }

  .btn-top:not(.btn-find-someone) {
    padding: 5px 6px;
  }
}

/* Prefers-reduced-motion accessibility */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Host Admin Console Components */
.console-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 8px;
  margin-bottom: 12px;
}

.console-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  background: var(--bg-surface);
  border: 1px solid var(--border-post);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s ease-in-out;
}

.console-tab-btn:hover {
  background: var(--bg-hover);
  color: var(--text-main);
}

.console-tab-btn.active {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.console-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}

.console-table th {
  padding: 8px 10px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border-post);
  background: var(--bg-form);
}

.console-table td {
  padding: 8px 10px;
  border-bottom: 1px solid var(--border-subtle);
  color: var(--text-main);
  vertical-align: middle;
}

.console-table tr:hover td {
  background: var(--bg-hover);
}

.modal-fullscreen .modal-content {
  width: 98vw !important;
  max-width: 98vw !important;
  height: 96vh !important;
  max-height: 96vh !important;
}

.home-geo-view {
  width: 100%;
  height: 100%;
  min-height: 0;
  position: relative;
  background: var(--bg-page);
}

/* Create Group Visibility Cards */
.create-group-type-card {
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  background: var(--bg-form, rgba(255, 255, 255, 0.04));
  border: 2px solid var(--border-post, rgba(255, 255, 255, 0.08));
  cursor: pointer;
  transition: border-color 0.15s ease, background 0.15s ease, transform 0.1s ease;
  user-select: none;
}

.create-group-type-card:hover {
  background: var(--bg-hover, rgba(255, 255, 255, 0.07));
  border-color: var(--border-medium, rgba(255, 255, 255, 0.2));
  transform: translateY(-1px);
}

.create-group-type-card.selected {
  border-color: var(--accent, #38bdf8);
  background: rgba(56, 189, 248, 0.08);
}

.main-wrapper {
  padding-bottom: 50px !important;
}

/* ==========================================================================
   SERVER OFFLINE FULL-PAGE SCREEN & INTERACTIVE PLAY OVERLAY
   ========================================================================== */
.server-offline-screen {
  position: fixed;
  inset: 0;
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  z-index: 999999;
  background: rgba(10, 11, 15, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease-out;
}

.server-offline-screen.is-active {
  opacity: 1;
  pointer-events: auto;
}

.server-offline-card {
  width: 100%;
  max-width: 460px;
  background: var(--bg-surface, #12141a);
  border: 1px solid var(--border-post, rgba(255, 255, 255, 0.12));
  border-radius: 20px;
  padding: 36px 28px 30px;
  text-align: center;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.04);
  transform: translateY(12px) scale(0.98);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.server-offline-screen.is-active .server-offline-card {
  transform: translateY(0) scale(1);
}

.server-offline-icon-wrap {
  position: relative;
  width: 72px;
  height: 72px;
  margin-bottom: 22px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.server-offline-beacon {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.15);
  animation: server-beacon-pulse 2.2s infinite ease-in-out;
}

@keyframes server-beacon-pulse {
  0% { transform: scale(0.85); opacity: 0.8; }
  50% { transform: scale(1.25); opacity: 0.2; }
  100% { transform: scale(0.85); opacity: 0.8; }
}

.server-offline-icon-box {
  position: relative;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #f87171;
}

.server-offline-title {
  font-size: 24px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
  letter-spacing: -0.02em;
}

.server-offline-desc {
  font-size: 14px;
  line-height: 1.55;
  color: #a1a1aa;
  margin-bottom: 26px;
  max-width: 380px;
}

.server-offline-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  width: 100%;
  margin-bottom: 22px;
}

.btn-server-offline-play {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #ffffff;
  color: #000000;
  padding: 12px 24px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all 0.15s ease;
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.12);
  user-select: none;
  border: none;
}

.btn-server-offline-play:hover {
  background: #f4f4f5;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 255, 255, 0.22);
  color: #000000;
}

.btn-server-offline-retry {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #e4e4e7;
  padding: 12px 18px;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  border: 1px solid rgba(255, 255, 255, 0.12);
  cursor: pointer;
  transition: all 0.15s ease;
  user-select: none;
}

.btn-server-offline-retry:hover {
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
}

.server-offline-status-bar {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: #71717a;
}

.server-offline-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #f59e0b;
  animation: server-dot-blink 1.4s infinite ease-in-out;
}

@keyframes server-dot-blink {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.85); }
}