/**
 * SmartQuran — Modern Professional CSS
 * Dark mode primary, glassmorphism, RTL support, tree view
 * No build step, no NodeJS, no external dependencies
 */

/* ============================================================
   CSS Variables & Theming
   ============================================================ */
:root {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-card: rgba(30,41,59,0.85);
  --bg-glass: rgba(30,41,59,0.6);
  --bg-glass-hover: rgba(51,65,85,0.5);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --border-color: rgba(148,163,184,0.15);
  --border-hover: rgba(148,163,184,0.3);
  --primary: #6366f1;
  --primary-light: #818cf8;
  --primary-dark: #4f46e5;
  --accent-gold: #fbbf24;
  --accent-green: #10b981;
  --accent-red: #ef4444;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.3);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.3), 0 2px 4px -2px rgba(0,0,0,0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.4), 0 4px 6px -4px rgba(0,0,0,0.3);
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --font-sans: system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Arial,sans-serif;
  --font-arabic: 'Amiri','Scheherazade New','Traditional Arabic',serif;
  --sidebar-width: 260px;
  --header-height: 64px;
  --transition: 0.2s cubic-bezier(0.4,0,0.2,1);
}

/* Light mode override */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #e2e8f0;
  --bg-card: rgba(255,255,255,0.9);
  --bg-glass: rgba(255,255,255,0.7);
  --bg-glass-hover: rgba(241,245,249,0.8);
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;
  --border-color: rgba(148,163,184,0.2);
  --border-hover: rgba(148,163,184,0.4);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.07);
}

/* ============================================================
   Reset & Base
   ============================================================ */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
/* The hidden attribute must always win — author display rules (e.g.
   .book-mode{display:flex}) otherwise silently defeat it */
[hidden]{display:none!important}
html{scroll-behavior:smooth}
body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;min-height:100vh;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:var(--primary-light);text-decoration:none;transition:color var(--transition)}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
input,select,textarea{font-family:inherit;color:var(--text-primary);background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius-sm);padding:10px 14px;outline:none;transition:border-color var(--transition),box-shadow var(--transition)}
input:focus,select:focus,textarea:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(99,102,241,0.2)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:transparent}
::-webkit-scrollbar-thumb{background:var(--bg-tertiary);border-radius:99px}
::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}

/* ============================================================
   Layout Structure
   ============================================================ */
.app{display:flex;min-height:100vh}

/* Header */
.header{position:fixed;top:0;left:0;right:0;height:var(--header-height);background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color);z-index:1000;display:flex;align-items:center;justify-content:space-between;padding:0 20px;gap:16px}
.header-left{display:flex;align-items:center;gap:14px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--text-primary)}
.logo-icon{width:36px;height:36px;border-radius:10px;background:linear-gradient(135deg,var(--primary),var(--accent-gold));display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:var(--shadow)}
.menu-toggle{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px;transition:background var(--transition)}
.menu-toggle:hover{background:var(--bg-glass-hover)}
.header-search{flex:1;max-width:400px;position:relative}
.header-search input{width:100%;padding:9px 14px 9px 40px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:99px;font-size:14px}
.header-search input:focus{background:var(--bg-primary)}
.header-search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}
.instant-search-panel{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);z-index:1500;max-height:70vh;overflow-y:auto;display:none}
.instant-search-panel.active{display:block}
.instant-search-item{display:block;padding:12px 16px;border-bottom:1px solid var(--border-color);cursor:pointer;transition:background var(--transition)}
.instant-search-item:last-child{border-bottom:none}
.instant-search-item:hover,.instant-search-item.active{background:var(--bg-glass-hover)}
.instant-search-item .location{font-size:11px;color:var(--primary-light);font-weight:600;margin-bottom:4px}
.instant-search-item .arabic{font-family:var(--font-arabic);font-size:16px;text-align:right;direction:rtl;color:var(--text-primary);margin-bottom:4px}
.instant-search-item .translation{font-size:12px;color:var(--text-secondary);line-height:1.5;overflow:hidden;text-overflow:ellipsis;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.instant-search-panel mark{background:rgba(251,191,36,0.3);color:var(--text-primary);padding:1px 3px;border-radius:3px;font-weight:600}
.instant-search-footer{display:block;padding:10px 16px;text-align:center;font-size:13px;font-weight:600;color:var(--primary-light);cursor:pointer}
.instant-search-footer:hover{background:var(--bg-glass-hover)}
.instant-search-empty{padding:16px;text-align:center;font-size:13px;color:var(--text-muted)}
.header-right{display:flex;align-items:center;gap:6px}
.header-btn{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:18px;position:relative;transition:background var(--transition)}
.header-btn:hover{background:var(--bg-glass-hover)}
.header-btn .badge{position:absolute;top:4px;right:4px;width:16px;height:16px;background:var(--accent-red);color:#fff;font-size:10px;font-weight:700;border-radius:50%;display:flex;align-items:center;justify-content:center}
.lang-select{padding:8px 12px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:13px;cursor:pointer}
.lang-switcher{position:relative}
.lang-switcher-btn{width:36px;height:36px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);display:flex;align-items:center;justify-content:center;cursor:pointer;padding:0}
.lang-switcher-btn:hover{background:var(--bg-glass-hover)}
.lang-switcher-btn svg{border-radius:2px;display:block}
.lang-switcher-menu{display:none;position:absolute;top:calc(100% + 6px);left:0;background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;padding:6px;gap:4px;flex-direction:column;box-shadow:0 8px 24px rgba(0,0,0,.35);z-index:2300;min-width:44px}
.lang-switcher-menu.open{display:flex}
.lang-switcher-option{display:flex;align-items:center;justify-content:center;padding:6px;border-radius:6px;cursor:pointer;background:transparent;border:none}
.lang-switcher-option:hover{background:var(--bg-glass-hover)}
.lang-switcher-option.active{background:var(--bg-glass-hover);outline:1px solid var(--primary)}
.lang-switcher-option svg{border-radius:2px;display:block}
[dir="rtl"] .lang-switcher-menu{left:auto;right:0}
.auth-profile{position:relative;display:flex;align-items:center;gap:4px;margin-left:4px;background:var(--bg-glass);border:1px solid var(--border-color);border-radius:8px;padding:2px 6px 2px 2px;font-size:12px;transition:background var(--transition)}
.auth-profile:hover{background:var(--bg-glass-hover)}
.auth-profile .avatar{width:22px;height:22px;border-radius:50%;object-fit:cover;border:1px solid var(--border-color)}
.auth-profile .name{max-width:100px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;font-weight:600;font-size:12px}
.auth-profile .badge-role{font-size:10px;padding:1px 5px;border-radius:99px;background:rgba(52,211,153,.12);border:1px solid #34d399;color:#34d399;font-weight:600}
.auth-profile .logout{width:28px;height:28px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-size:14px;transition:background var(--transition)}
.auth-profile .logout:hover{background:var(--accent-red);color:#fff}
.login-chip{background:var(--primary);color:#fff;border-radius:6px;padding:3px 10px;font-size:12px;font-weight:600;display:flex;align-items:center;gap:5px;transition:opacity var(--transition)}
.login-chip:hover{opacity:.9}

/* Sidebar */
.sidebar{position:fixed;top:var(--header-height);left:0;bottom:0;width:var(--sidebar-width);background:var(--bg-glass);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-right:1px solid var(--border-color);z-index:900;transform:translateX(0);transition:transform var(--transition);display:flex;flex-direction:column}
/* Nav links scroll in their own box; .sidebar-footer sits OUTSIDE it as
   a flex sibling so it never scrolls away — it used to be
   position:absolute;bottom:0 directly inside the old single
   overflow-y:auto .sidebar box, which scrolled the footer out of view
   together with the nav content on any screen short enough (or with
   enough sections, e.g. admin) to need scrolling. */
.sidebar-scroll{flex:1;min-height:0;overflow-y:auto;padding:6px 8px}
.version-badge{display:inline-flex;align-items:center;font-size:10px;padding:1px 5px;border-radius:999px;background:var(--accent);color:#fff;margin-left:4px;vertical-align:middle;height:16px;line-height:16px;font-weight:600;letter-spacing:.02em}
.counter-badge{display:inline-flex;align-items:center;font-size:10px;padding:1px 5px;border-radius:999px;background:var(--primary);color:#fff;margin-left:6px;vertical-align:middle;height:16px;line-height:16px;font-weight:600;letter-spacing:.02em;cursor:pointer;transition:opacity .2s}
.counter-badge:hover{opacity:.85}
.sidebar-footer{flex-shrink:0;padding:8px 10px;font-size:11px;color:var(--text-muted);text-align:center;border-top:1px solid var(--border-color);background:var(--bg-glass);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.sidebar-footer .count{font-weight:700;color:var(--text-primary)}
.sidebar-version{display:none}

/* Stats page */
.stats-container{max-width:900px;margin:0 auto;padding:20px}
.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-bottom:24px}
.stats-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;text-align:center;display:block}
.stats-card.clickable{cursor:pointer;transition:border-color var(--transition),background var(--transition)}
.stats-card.clickable:hover{border-color:var(--primary);background:var(--bg-glass-hover)}
.stats-card .stats-number{font-size:32px;font-weight:700;color:var(--primary);margin-bottom:4px}
.stats-card .stats-label{font-size:13px;color:var(--text-muted)}
.hidden{display:none!important}
.stats-bar{display:flex;align-items:flex-end;gap:8px;height:120px;margin-top:12px}
.stats-bar .bar{flex:1;background:var(--primary);border-radius:6px 6px 0 0;opacity:.8;transition:opacity .2s;position:relative}
.stats-bar .bar:hover{opacity:1}
.stats-bar .bar-label{position:absolute;bottom:-18px;left:50%;transform:translateX(-50%);font-size:10px;color:var(--text-muted);white-space:nowrap}

/* Reusable stats bar widget */
.stats-bars{display:flex;align-items:flex-end;gap:10px;height:160px;padding-bottom:24px}
.stats-bar{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:flex-end;gap:4px}
.stats-bar-track{width:100%;background:var(--bg-glass);border-radius:6px 6px 0 0;flex:1;position:relative;overflow:hidden}
.stats-bar-fill{position:absolute;bottom:0;left:0;right:0;background:var(--primary);border-radius:6px 6px 0 0;opacity:.85;transition:height .5s ease}
.stats-bar-fill:hover{opacity:1}
.stats-bar-val{font-size:12px;font-weight:700;color:var(--text-primary)}
.stats-bar-day{font-size:10px;color:var(--text-muted);white-space:nowrap}

/* Admin tables & tabs */
.admin-tabs{display:flex;gap:8px;margin-bottom:16px;border-bottom:1px solid var(--border-color);padding-bottom:8px}
.admin-tab{padding:8px 14px;border-radius:8px;font-size:13px;font-weight:600;color:var(--text-muted);cursor:pointer;transition:all var(--transition)}
.admin-tab:hover{background:var(--bg-glass-hover);color:var(--text-primary)}
.admin-tab.active{background:var(--primary);color:#fff}
.admin-table{width:100%;border-collapse:collapse;font-size:13px}
.admin-table th{text-align:left;padding:10px 12px;background:var(--bg-glass);color:var(--text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.04em;border-bottom:1px solid var(--border-color)}
.admin-table td{padding:10px 12px;border-bottom:1px solid var(--border-color);color:var(--text-secondary)}
.admin-table tr:hover td{background:var(--bg-glass-hover)}
.admin-table .num{text-align:right;font-variant-numeric:tabular-nums}
.admin-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.admin-table th.sortable{cursor:pointer;user-select:none;white-space:nowrap}
.admin-table th.sortable:hover{color:var(--text-primary)}
.admin-table th.sortable::after{content:'⇅';margin-left:4px;opacity:.35;font-size:10px}
.admin-table th.sortable.sort-asc::after{content:'↑';opacity:1}
.admin-table th.sortable.sort-desc::after{content:'↓';opacity:1}
.kurator-btn{background:var(--primary);border:1px solid var(--primary);color:#fff;border-radius:6px;padding:6px 10px;font-weight:600;cursor:pointer;font-size:12px;transition:opacity var(--transition);display:inline-block;text-decoration:none}
.kurator-btn:hover{opacity:.9}
.kurator-btn:disabled{opacity:.5;cursor:not-allowed}
.kurator-btn.secondary{background:var(--bg-secondary);border-color:var(--border-color);color:var(--text-primary)}
.kurator-btn.secondary:hover{background:var(--bg-tertiary)}
.row-delete{cursor:pointer;opacity:.6;transition:opacity var(--transition)}
.row-delete:hover{opacity:1}
.admin-toolbar{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:14px}
.admin-toolbar input[type="text"]{padding:8px 12px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);font-size:13px;min-width:160px;flex:1;max-width:280px}
.admin-toolbar-btns{display:flex;gap:6px}
.admin-toolbar-toggle{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-muted);white-space:nowrap;cursor:pointer}
.btn-danger{background:transparent;border:1px solid var(--accent-red);color:var(--accent-red)}
.btn-danger:hover{background:rgba(239,68,68,.12)}
@media(max-width:768px){
  .admin-toolbar{flex-direction:column;align-items:stretch}
  .admin-toolbar input[type="text"]{max-width:none}
  .admin-toolbar-btns{flex-wrap:wrap}
}

/* Pagination */
.pagination{display:flex;flex-wrap:wrap;gap:6px;margin-top:12px;justify-content:center}
.pagination .btn-sm{padding:4px 10px;font-size:12px;border-radius:6px}

/* Map container */
.map-container{height:70vh;border-radius:var(--radius-lg);border:1px solid var(--border-color);overflow:hidden;background:var(--bg-card)}
.sidebar.collapsed{transform:translateX(calc(var(--sidebar-width) * -1))}
.nav-section{margin-bottom:6px}
.nav-label{padding:8px 12px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:0.06em;color:var(--text-muted);display:flex;align-items:center;gap:8px}
.nav-item{display:flex;align-items:center;gap:10px;padding:6px 10px;border-radius:10px;font-size:14px;font-weight:500;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);margin-bottom:2px}
.nav-item:hover{background:var(--bg-glass-hover);color:var(--text-primary)}
.nav-item.active{background:var(--primary);color:#fff;box-shadow:var(--shadow)}
.nav-item .icon{font-size:20px;width:24px;text-align:center}
.nav-item .text{flex:1}
.nav-item .count{font-size:11px;padding:2px 8px;border-radius:99px;background:var(--bg-tertiary);color:var(--text-muted);font-weight:600}
.nav-item.active .count{background:rgba(255,255,255,0.2);color:#fff}

/* Main content */
.main{margin-left:var(--sidebar-width);margin-top:var(--header-height);flex:1;min-width:0;padding:10px;transition:margin-left var(--transition)}
.main.full{margin-left:0}

/* Mobile overlay */
.overlay{position:fixed;inset:0;background:rgba(0,0,0,0.5);z-index:850;opacity:0;pointer-events:none;transition:opacity var(--transition)}
.overlay.active{opacity:1;pointer-events:auto}

/* ============================================================
   Cards & Surfaces
   ============================================================ */
.card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;box-shadow:var(--shadow);backdrop-filter:blur(10px);transition:transform var(--transition),box-shadow var(--transition)}
.card-hover:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.card-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.card-title{font-size:16px;font-weight:700;display:flex;align-items:center;gap:10px}
.card-title .icon{color:var(--primary-light)}
.card-body{color:var(--text-secondary);font-size:14px;line-height:1.7}

/* ============================================================
   Quran Display
   ============================================================ */
.surah-header{text-align:center;padding:28px 20px;margin-bottom:24px;background:linear-gradient(135deg,rgba(99,102,241,0.15),rgba(251,191,36,0.1));border-radius:var(--radius-lg);border:1px solid var(--border-color)}
.surah-name-ar{font-family:var(--font-arabic);font-size:32px;color:var(--accent-gold);margin-bottom:8px}
.surah-name-en{font-size:18px;font-weight:700;color:var(--text-primary);margin-bottom:4px}
.surah-meta{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;color:var(--text-muted);font-size:13px}
.surah-meta span{display:flex;align-items:center;gap:6px}
.ayah-item{padding:20px;border-bottom:1px solid var(--border-color);transition:background var(--transition);position:relative}
.ayah-item:hover{background:var(--bg-glass-hover)}
.ayah-item:last-child{border-bottom:none}
.ayah-number{display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;background:var(--primary);color:#fff;font-size:13px;font-weight:700;margin-bottom:12px}
/* Normal view keeps its original fixed sizes; the --font-ar/--font-tr
   user settings are scoped to Book Mode only (stale cookies from when
   the sliders were dead blew up the normal view when applied here) */
.ayah-text-ar{font-family:var(--font-arabic);font-size:var(--font-ar,28px);line-height:2.2;text-align:right;direction:rtl;color:var(--text-primary);margin-bottom:14px;word-spacing:2px}
.ayah-text-en{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:10px;padding-left:8px;border-left:3px solid var(--primary-light)}
.ayah-text-id{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:10px;padding-left:8px;border-left:3px solid var(--primary-light)}
.root-chips{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.root-chip{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;border-radius:99px;background:rgba(16,185,129,0.12);border:1px solid rgba(16,185,129,0.35);font-size:12px;font-weight:600;color:#10b981}
.word-grid{display:flex;flex-wrap:wrap;gap:10px;direction:rtl;margin-bottom:14px}
.word-cell{display:flex;flex-direction:column;align-items:center;gap:4px;padding:10px 12px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:10px;min-width:70px;text-align:center}
.word-ar{font-family:var(--font-arabic);font-size:24px;color:var(--text-primary)}
a.word-ar:hover{color:var(--primary-light)}
.word-translit{font-size:11px;color:var(--text-muted);font-style:italic;direction:ltr}
.word-gloss{font-size:12px;color:var(--text-secondary);direction:ltr}
.ayah-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.ayah-btn{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:12px;font-weight:600;color:var(--text-secondary);transition:all var(--transition)}
.ayah-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.ayah-btn.active{background:var(--accent-gold);color:#0f172a;border-color:var(--accent-gold)}

/* ============================================================
   Surah Grid / List
   ============================================================ */
.surah-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:10px}
.surah-card{padding:12px;border-radius:var(--radius);background:var(--bg-card);border:1px solid var(--border-color);cursor:pointer;transition:all var(--transition);position:relative;overflow:hidden}
.surah-card:hover{border-color:var(--primary);box-shadow:var(--shadow);transform:translateY(-2px)}
.surah-card .num{position:absolute;top:10px;right:10px;width:26px;height:26px;border-radius:50%;background:var(--bg-tertiary);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--text-muted)}
.surah-card .name-ar{font-family:var(--font-arabic);font-size:18px;text-align:right;direction:rtl;color:var(--accent-gold);margin-bottom:4px;padding-right:34px}
.surah-card .name-en{font-size:13px;font-weight:600;color:var(--text-primary);margin-bottom:3px}
.surah-card .meta{font-size:11px;color:var(--text-muted);display:flex;gap:10px}

/* ============================================================
   Card Slider (surah/juz grids — paginated, sliding pages)
   ============================================================ */
/* Progressive enhancement: without JS (or in "list" browse mode) the
   track is a plain responsive grid. JS groups cards into .slider-page
   elements and adds .slider-ready, which switches the track to a
   sliding flex row of full-width pages. */
.slider{overflow:hidden;width:100%}
.slider-track{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px;width:100%}
/* gap:0 is load-bearing: translateX(-N*100%) assumes pages sit exactly
   N container-widths apart — any inter-page gap accumulates into a
   visible mis-alignment (neighbor cards bleeding in at the edges) */
.slider.slider-ready .slider-track{display:flex;gap:0;transition:transform .35s ease}
.slider-page{flex:0 0 100%;min-width:100%;display:grid;grid-template-columns:repeat(var(--slider-cols,5),minmax(0,1fr));gap:10px;align-content:start;padding:4px 2px 8px;opacity:.35;transition:opacity .35s ease}
.slider-page.active{opacity:1}
.slider.slider-ready.filtering .slider-track{transform:none!important;display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.slider.filtering .slider-page{display:contents}
.slider-controls{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:16px}
.slider-arrow{width:34px;height:34px;border-radius:50%;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);display:flex;align-items:center;justify-content:center;font-size:16px;transition:all var(--transition)}
.slider-arrow:hover:not(:disabled){background:var(--primary);color:#fff;border-color:var(--primary)}
.slider-arrow:disabled{opacity:.35;cursor:not-allowed}
.slider-dots{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;max-width:240px}
.slider-dot{width:8px;height:8px;border-radius:50%;background:var(--border-color);border:none;padding:0;cursor:pointer;transition:all var(--transition)}
.slider-dot.active{background:var(--primary);width:20px;border-radius:4px}

/* ============================================================
   Search Results
   ============================================================ */
.search-box{width:100%;padding:14px 20px 14px 48px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:99px;font-size:16px;margin-bottom:24px;position:relative}
.search-box:focus{border-color:var(--primary)}
.popular-searches{margin-top:16px;text-align:center}
.popular-searches-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:8px}
.popular-searches-chips{display:flex;flex-wrap:wrap;gap:6px;justify-content:center}
.search-result{padding:16px;border-bottom:1px solid var(--border-color);cursor:pointer;transition:background var(--transition)}
.search-result:hover{background:var(--bg-glass-hover)}
.search-result .location{font-size:12px;color:var(--primary-light);font-weight:600;margin-bottom:6px}
.search-result .arabic{font-family:var(--font-arabic);font-size:18px;text-align:right;direction:rtl;color:var(--text-primary);margin-bottom:8px}
.search-result .translation{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-top:4px}
.tr-lang{display:inline-block;min-width:24px;padding:1px 6px;border-radius:5px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:10px;font-weight:700;color:var(--text-muted);text-align:center;vertical-align:middle;margin-right:6px}
.lang-checks{display:flex;gap:6px;align-items:center;flex-wrap:wrap}
.lang-check{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;border-radius:99px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:13px;font-weight:600;color:var(--text-secondary);cursor:pointer;transition:all var(--transition);user-select:none}
.lang-check input{accent-color:var(--primary)}
.lang-check:has(input:checked){background:rgba(99,102,241,0.15);border-color:var(--primary);color:var(--primary-light)}
.search-result mark{background:rgba(251,191,36,0.3);color:var(--text-primary);padding:1px 3px;border-radius:3px;font-weight:600}
.gloss-fallback{font-size:12px;color:var(--text-muted);margin-top:2px;font-style:italic}
.curate-progress{font-size:12px;color:var(--text-muted);margin:4px 0}
.ayah-btn:disabled{opacity:.55;cursor:not-allowed}
.ayah-btn:disabled:hover{background:var(--bg-secondary);color:var(--text-secondary);border-color:var(--border-color)}
.search-empty{text-align:center;padding:60px 20px;color:var(--text-muted)}
.search-empty .icon{font-size:48px;margin-bottom:16px}

/* ============================================================
   Topics & Tree View
   ============================================================ */
.topic-tree .node{padding:10px 14px;border-radius:10px;cursor:pointer;transition:all var(--transition);display:flex;align-items:center;gap:10px;margin-bottom:3px;border:1px solid transparent}
.topic-tree .node:hover{background:var(--bg-glass-hover);border-color:var(--border-hover)}
.topic-tree .node.active{background:rgba(99,102,241,0.15);border-color:var(--primary);color:var(--primary-light)}
.topic-tree .toggle{width:24px;height:24px;display:flex;align-items:center;justify-content:center;border-radius:6px;transition:transform var(--transition);font-size:12px;color:var(--text-muted);flex-shrink:0}
.topic-tree .toggle.expanded{transform:rotate(90deg)}
.topic-tree .toggle:hover{background:var(--bg-tertiary)}
.topic-tree .icon{font-size:18px}
.topic-tree .label{flex:1;font-size:14px;font-weight:500}
.topic-tree .count{font-size:11px;padding:2px 8px;border-radius:99px;background:var(--bg-tertiary);color:var(--text-muted)}
.topic-tree .children{margin-left:24px;border-left:2px solid var(--border-color);padding-left:8px;display:none}
.topic-tree .children.expanded{display:block}

/* Topic graph visualization area */
.topic-viz{min-height:300px;background:var(--bg-glass);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:20px;position:relative;overflow:auto}
.topic-viz svg{width:100%;height:auto}

/* Relation badges */
.relation-badge{display:inline-flex;align-items:center;gap:4px;padding:3px 10px;border-radius:99px;font-size:11px;font-weight:600;margin:2px}
.relation-synonym{background:rgba(16,185,129,0.15);color:var(--accent-green)}
.relation-antonym{background:rgba(239,68,68,0.15);color:var(--accent-red)}
.relation-related{background:rgba(99,102,241,0.15);color:var(--primary-light)}
.relation-cause{background:rgba(251,191,36,0.15);color:var(--accent-gold)}
.relation-part_of{background:rgba(6,182,212,0.15);color:#06b6d4}

/* ============================================================
   Bookmarks
   ============================================================ */
.bookmark-item{padding:14px 16px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:14px;transition:background var(--transition);cursor:pointer}
.bookmark-item:hover{background:var(--bg-glass-hover)}
.bookmark-item .color{width:4px;height:40px;border-radius:99px;flex-shrink:0}
.bookmark-item .info{flex:1}
.bookmark-item .loc{font-size:12px;color:var(--primary-light);font-weight:600}
.bookmark-item .text{font-size:14px;color:var(--text-secondary);margin-top:2px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:400px}
.bookmark-item .delete{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);opacity:0;transition:all var(--transition)}
.bookmark-item:hover .delete{opacity:1}
.bookmark-item .delete:hover{background:rgba(239,68,68,0.15);color:var(--accent-red)}

/* ============================================================
   Settings Panel
   ============================================================ */
.settings-group{margin-bottom:24px}
.settings-label{display:block;font-size:13px;font-weight:600;color:var(--text-muted);margin-bottom:8px;text-transform:uppercase;letter-spacing:0.04em}
.settings-row{display:flex;align-items:center;justify-content:space-between;padding:14px 16px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:var(--radius);margin-bottom:8px}
.settings-row .label{font-weight:500;color:var(--text-primary)}
.settings-row .desc{font-size:12px;color:var(--text-muted);margin-top:2px}
.settings-row .control{flex-shrink:0}

/* Toggle switch */
.toggle-switch{position:relative;width:44px;height:24px;background:var(--bg-tertiary);border-radius:99px;cursor:pointer;transition:background var(--transition)}
.toggle-switch.on{background:var(--primary)}
.toggle-switch::after{content:'';position:absolute;top:2px;left:2px;width:20px;height:20px;background:#fff;border-radius:50%;transition:transform var(--transition);box-shadow:var(--shadow-sm)}
.toggle-switch.on::after{transform:translateX(20px)}

/* Range slider */
.range-slider{-webkit-appearance:none;width:120px;height:6px;border-radius:99px;background:var(--bg-tertiary);outline:none}
.range-slider::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;border-radius:50%;background:var(--primary);cursor:pointer;box-shadow:var(--shadow-sm)}

/* ============================================================
   AI Chat Placeholder
   ============================================================ */
.chat-layout{display:flex;gap:16px;height:calc(100vh - var(--header-height) - 48px)}
.chat-container{flex:1;min-width:0;display:flex;flex-direction:column;height:100%;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden}
.chat-header{padding:14px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;gap:12px}
.chat-sidebar-toggle{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--text-muted);flex-shrink:0}
.chat-sidebar-toggle:hover{background:var(--bg-glass-hover);color:var(--text-primary)}
.chat-sidebar{width:260px;flex-shrink:0;height:100%;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);display:flex;flex-direction:column;overflow:hidden}
.chat-sidebar-header{padding:12px;border-bottom:1px solid var(--border-color)}
.chat-new-btn{width:100%;padding:10px;border-radius:8px;background:var(--primary);color:#fff;font-weight:600;font-size:13px;text-align:center;cursor:pointer;border:none;transition:background var(--transition)}
.chat-new-btn:hover{background:var(--primary-dark)}
.chat-session-list{flex:1;overflow-y:auto;padding:8px}
.chat-session-list .empty{padding:20px 12px;text-align:center;color:var(--text-muted);font-size:12px}
.chat-session-item{padding:10px 12px;border-radius:8px;cursor:pointer;font-size:13px;margin-bottom:4px;display:flex;justify-content:space-between;align-items:center;gap:8px;transition:background var(--transition)}
.chat-session-item:hover{background:var(--bg-glass-hover)}
.chat-session-item.active{background:var(--bg-glass-hover);border:1px solid var(--primary)}
.chat-session-item .title{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;flex:1;color:var(--text-secondary)}
.chat-session-item .del-session{opacity:0;flex-shrink:0;font-size:12px;color:var(--text-muted);transition:opacity var(--transition)}
.chat-session-item:hover .del-session{opacity:1}
.chat-session-item .del-session:hover{color:var(--accent-red)}
.chat-sidebar-overlay{display:none}
.chat-quota-banner{padding:8px 20px;font-size:12px;text-align:center;border-bottom:1px solid var(--border-color);background:var(--bg-glass);color:var(--text-muted)}
.chat-input:disabled,.chat-send:disabled{opacity:.5;cursor:not-allowed}
.chat-header .model-select{padding:6px 12px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:13px;cursor:pointer}
.chat-messages{flex:1;overflow-y:auto;padding:20px;display:flex;flex-direction:column;gap:14px}
.chat-msg{max-width:80%;padding:12px 16px;border-radius:14px;font-size:14px;line-height:1.7}
.chat-msg.user{align-self:flex-end;background:var(--primary);color:#fff;border-bottom-right-radius:4px}
.chat-msg.assistant{align-self:flex-start;background:var(--bg-secondary);border:1px solid var(--border-color);border-bottom-left-radius:4px}
.chat-msg .meta{font-size:11px;color:var(--text-muted);margin-bottom:4px}
.chat-msg.assistant .meta{color:var(--primary-light)}
.chat-input-area{padding:14px 20px;border-top:1px solid var(--border-color);display:flex;gap:10px}
.chat-input{flex:1;padding:10px 14px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:99px;font-size:14px}
.chat-send{width:40px;height:40px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;transition:background var(--transition)}
.chat-send:hover{background:var(--primary-dark)}
.chat-placeholder{text-align:center;padding:60px 20px;color:var(--text-muted)}
.chat-placeholder .icon{font-size:48px;margin-bottom:16px}
.provider-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:99px;background:var(--bg-tertiary);font-size:11px;font-weight:600;color:var(--text-muted);margin-right:6px;cursor:pointer;transition:all var(--transition)}
.provider-badge:hover{background:var(--bg-glass-hover)}
.provider-badge.active{background:var(--primary);color:#fff}

/* ============================================================
   Modals
   ============================================================ */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:2000;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;pointer-events:none;transition:opacity var(--transition)}
.modal-overlay.active{opacity:1;pointer-events:auto}
.modal{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);max-width:520px;width:100%;max-height:90vh;overflow:auto;box-shadow:var(--shadow-lg)}
.modal-header{padding:16px 20px;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-size:16px;font-weight:700}
.modal-close{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);transition:all var(--transition)}
.modal-close:hover{background:var(--bg-tertiary);color:var(--text-primary)}
.modal-body{padding:20px}
.modal-footer{padding:14px 20px;border-top:1px solid var(--border-color);display:flex;justify-content:flex-end;gap:8px}
.hijaiyah-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:8px;direction:rtl}
.hijaiyah-key{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-family:var(--font-arabic);font-size:20px;background:var(--bg-secondary);border:1px solid var(--border-color);border-radius:10px;color:var(--text-primary);transition:all var(--transition)}
.hijaiyah-key:hover,.hijaiyah-key:active{background:var(--primary);color:#fff;border-color:var(--primary)}
.share-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.share-option{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;border-radius:10px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:14px;font-weight:600;color:var(--text-primary);transition:all var(--transition);cursor:pointer;text-align:center}
.share-option:hover{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Clickable highlighted words -> Word Info popup */
mark{cursor:pointer;transition:box-shadow var(--transition)}
mark:hover{box-shadow:0 0 0 2px var(--accent-gold)}
#wordInfoModal .modal{max-width:680px}
/* Title stays visible while the (often long) card list scrolls beneath
   it — .modal itself is the scroll container (overflow:auto), so a
   sticky child anchors to it. Scoped to just these two dialogs, not
   every .modal-header sitewide. */
#wordInfoModal .modal-header,#assocExpandModal .modal-header{position:sticky;top:0;z-index:5;background:var(--bg-card)}
/* "Muncul Bersama" opened in its own bigger modal (via the ⛶ button —
   see openAssocExpand in app.js) for more room to drill through many
   levels/roots without the compact card's cramped width. */
#assocExpandModal .modal{max-width:900px}
.assoc-section-expanded .word-chips,.assoc-section-expanded .tree-list{max-height:60vh}
.assoc-section-expanded .tree-gloss{white-space:normal;max-width:none;overflow:visible;text-overflow:clip}
/* Gloss can now wrap to multiple lines here, so top-align the row
   instead of centering it against a taller-than-usual flex item. */
.assoc-section-expanded .tree-row{align-items:flex-start;padding:6px}
.word-info-root{padding:12px 0;border-bottom:1px solid var(--border-color)}
.word-info-root:last-child{border-bottom:none}
.word-info-rootword{font-family:var(--font-arabic);font-size:26px;color:var(--accent-gold)}
.word-info-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-top:12px}
.word-info-section{margin-top:10px;border-top:1px solid var(--border-color);padding-top:8px}
.word-info-section summary{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);cursor:pointer;user-select:none;list-style:revert}
.word-info-section summary:hover{color:var(--text-primary)}
.word-info-section[open] summary{margin-bottom:6px;color:var(--text-primary)}
.word-info-section .word-chips,.word-info-section .assoc-section,.insight-body{margin-top:6px}
.insight-body p{margin:0 0 6px}
.word-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px;direction:rtl;max-height:320px;overflow-y:auto}
.word-chip{display:inline-flex;flex-direction:column;gap:2px;padding:7px 12px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);min-width:110px;max-width:210px;cursor:pointer;transition:all var(--transition);font:inherit;text-align:right;color:inherit}
.word-chip:hover{background:var(--primary);border-color:var(--primary)}
.word-chip:hover .ar,.word-chip:hover .cnt,.word-chip:hover .gloss{color:#fff}
.word-chip .row{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%}
.word-chip .ar{font-family:var(--font-arabic);font-size:17px;color:var(--text-primary)}
.word-chip .cnt{font-size:10px;color:var(--text-muted)}
.word-chip .gloss{font-size:11px;color:var(--text-secondary);direction:ltr;text-align:left;line-height:1.3;white-space:normal}
.word-chip.assoc-chip{border-style:dashed;min-width:0;max-width:none;padding:5px 10px}
.word-chip.assoc-chip .row{gap:6px}
/* Touch devices can't hover for the native title="" tooltip, so a first
   tap shows this instead (see showChipTooltip/hideChipTooltip) — a
   single body-level element positioned via getBoundingClientRect(), not
   CSS-anchored to the chip, so the chip list's own overflow-y:auto
   scroll box can't clip it. */
.chip-tooltip{position:fixed;transform:translate(-50%,calc(-100% - 8px));background:var(--text-primary);color:var(--bg-primary);font-size:11px;font-weight:400;direction:ltr;white-space:nowrap;max-width:240px;overflow:hidden;text-overflow:ellipsis;padding:5px 9px;border-radius:6px;box-shadow:0 2px 8px rgba(0,0,0,.25);z-index:3000;pointer-events:none;opacity:0;visibility:hidden;transition:opacity .12s}
.chip-tooltip.visible{opacity:1;visibility:visible}

/* Multi-level co-occurrence tree (backlog-1.01.Alpha.016.md) */
.assoc-section{margin-top:6px}
.assoc-layout-toggle{display:inline-flex;gap:4px;margin-bottom:8px;direction:ltr}
.assoc-layout-btn{width:26px;height:26px;border-radius:6px;background:var(--bg-secondary);border:1px solid var(--border-color);cursor:pointer;font-size:13px;display:inline-flex;align-items:center;justify-content:center;transition:all var(--transition)}
.assoc-layout-btn.active{background:var(--primary);border-color:var(--primary)}
.assoc-layout-btn:hover{border-color:var(--primary)}
.assoc-breadcrumb{display:flex;align-items:center;flex-wrap:wrap;gap:4px;direction:rtl;margin-bottom:6px}
.assoc-crumb{font:inherit;font-family:var(--font-arabic);font-size:16px;background:none;border:none;color:var(--primary-light);cursor:pointer;padding:2px 4px;border-radius:4px}
.assoc-crumb:hover{background:var(--bg-secondary)}
.assoc-crumb.current{color:var(--text-primary);font-weight:700;cursor:default}
.assoc-crumb-sep{color:var(--text-muted);font-size:12px}
.assoc-empty{font-size:12px;color:var(--text-muted);direction:ltr}
.assoc-level-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:8px;direction:ltr}
.assoc-level-actions .ayah-btn{font-size:12px}

/* Explorer-style tree (folder-tree analogy): one compact row per root,
   only the selected path stays expanded, siblings collapse to a single
   row. Deliberately plain nested lists, not chip grids — needs to stay
   readable with hundreds of rows now that associations are uncapped. */
.tree-list{display:flex;flex-direction:column;max-height:320px;overflow-y:auto;direction:rtl;margin-top:6px}
.tree-node{display:flex;flex-direction:column}
.tree-row{display:flex;align-items:center;gap:6px;padding:4px 6px;border-radius:6px;cursor:pointer;font-size:13px}
.tree-row:hover{background:var(--bg-secondary)}
.tree-row.expanded{background:var(--bg-secondary);font-weight:700}
.tree-arrow{width:14px;flex-shrink:0;color:var(--text-muted);font-size:10px;text-align:center}
.tree-row .ar{font-family:var(--font-arabic);font-size:15px;color:var(--text-primary);flex-shrink:0}
.tree-row .cnt{font-size:10px;color:var(--text-muted);margin-left:auto;flex-shrink:0}
.tree-gloss{display:inline-block;font-size:11px;color:var(--text-secondary);direction:ltr;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:160px;min-width:0}
.tree-children{margin-right:18px;border-right:2px solid var(--border-color);padding-right:8px}

/* Typeahead search — filters the current level's already-loaded list
   client-side; picking a result acts exactly like clicking a chip or
   tree row (backlog-1.01.Alpha.016.md follow-up, "Muncul Bersama"). */
.assoc-search{position:relative;margin-bottom:8px;direction:ltr}
.assoc-search-input{width:100%;padding:7px 10px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);font:inherit;font-size:13px}
.assoc-search-input:focus{outline:none;border-color:var(--primary)}
.assoc-search-dropdown{display:none;position:absolute;left:0;right:0;top:calc(100% + 4px);z-index:10;background:var(--bg-card);border:1px solid var(--border-color);border-radius:8px;box-shadow:var(--shadow-lg);max-height:260px;overflow-y:auto}
.assoc-search-dropdown.active{display:block}
.assoc-search-item{display:flex;align-items:center;gap:8px;padding:7px 10px;cursor:pointer;border-bottom:1px solid var(--border-color)}
.assoc-search-item:last-child{border-bottom:none}
.assoc-search-item:hover{background:var(--bg-secondary)}
.assoc-search-item .ar{font-family:var(--font-arabic);font-size:15px;direction:rtl}
.assoc-search-item .cnt{font-size:10px;color:var(--text-muted)}
.assoc-search-item .gloss{font-size:11px;color:var(--text-secondary);flex:1;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.assoc-search-empty,.assoc-search-more{padding:8px 10px;font-size:12px;color:var(--text-muted)}

/* AND-search builder (backlog-1.01.Alpha.023.md §2c) */
.and-terms{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:10px;direction:rtl}
.and-terms:empty{display:none}
.and-term-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 8px 6px 6px;border-radius:8px;background:rgba(99,102,241,0.12);border:1px solid var(--primary-light);font-size:13px}
.and-term-chip .ar{font-family:var(--font-arabic);font-size:16px;color:var(--primary-light)}
.and-term-chip .word{color:var(--text-muted);direction:ltr;font-size:11px}
.and-term-remove{background:none;border:none;color:var(--text-muted);cursor:pointer;font-size:12px;padding:2px;line-height:1}
.and-term-remove:hover{color:var(--bad,#ef4444)}
.and-input-row{position:relative;direction:ltr}
.and-input-row input{width:100%;padding:9px 12px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);font:inherit;font-size:14px}
.and-input-row input:focus{outline:none;border-color:var(--primary)}
.and-input-row .assoc-search-dropdown{top:calc(100% + 4px)}
.ambiguity-prompt .rel-chip{direction:rtl}
.rel-chip{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;border-radius:99px;font-size:12px;font-weight:600;border:1px solid var(--border-color);color:var(--text-secondary);transition:all var(--transition)}
.rel-chip .ar{font-family:var(--font-arabic);font-size:16px}
.rel-chip.rel-syn{background:rgba(16,185,129,0.10);border-color:rgba(16,185,129,0.35);color:#10b981}
.rel-chip.rel-ant{background:rgba(239,68,68,0.10);border-color:rgba(239,68,68,0.35);color:#ef4444}
.rel-chip.rel-rel{background:rgba(99,102,241,0.10);border-color:rgba(99,102,241,0.35);color:var(--primary-light)}
.rel-chip:hover{background:var(--primary);border-color:var(--primary);color:#fff}

/* ============================================================
   Book Mode — PowerPoint-style reading slides (inline panel that can
   expand to fullscreen). Track is direction:rtl so slides follow
   mushaf page order: the next slide sits to the LEFT.
   ============================================================ */
.book-mode{display:flex;flex-direction:column;height:72vh;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:24px}
.book-mode.fs{position:fixed;inset:0;z-index:4000;height:100vh;margin:0;border-radius:0;border:none;background:var(--bg-primary)}
.book-toolbar{display:flex;align-items:center;gap:10px;padding:10px 14px;border-bottom:1px solid var(--border-color);background:var(--bg-glass);flex-wrap:wrap}
.book-title{font-weight:700}
.book-indicator{font-size:12px;color:var(--text-muted)}
.book-tools{margin-left:auto;display:flex;gap:6px;align-items:center}
.book-btn{min-width:34px;height:34px;padding:0 10px;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);color:var(--text-primary);font-size:14px;font-weight:700;cursor:pointer;transition:all var(--transition)}
.book-btn:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.book-viewport{position:relative;flex:1;overflow:hidden}
.book-track{display:flex;height:100%;gap:0;transition:transform .4s ease}
.book-slide{flex:0 0 100%;min-width:100%;height:100%;overflow-y:auto;display:flex;padding:28px 72px}
.book-slide-inner{margin:auto;display:flex;flex-direction:column;gap:18px;max-width:900px;width:100%}
.book-measure{position:absolute;left:0;top:0;visibility:hidden;pointer-events:none}
.book-ayah{cursor:pointer}
.book-ayah-extra{margin-top:8px;display:flex;flex-direction:column;gap:8px}
.book-ayah-actions{display:flex;justify-content:center;gap:6px;flex-wrap:wrap}
.book-act{width:34px;height:34px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:14px;cursor:pointer;color:var(--text-primary);transition:all var(--transition)}
.book-act:hover{background:var(--primary);border-color:var(--primary)}
.book-act-select.on{background:var(--accent-gold);border-color:var(--accent-gold);color:#0f172a}
.book-share-sel{position:absolute;bottom:16px;left:50%;transform:translateX(-50%);z-index:6;padding:10px 20px;border-radius:99px;background:var(--primary);color:#fff;font-size:14px;font-weight:700;border:none;cursor:pointer;box-shadow:var(--shadow-lg);transition:all var(--transition)}
.book-share-sel:hover{background:var(--primary-dark)}
.book-ayah-ar{font-family:var(--font-arabic);font-size:calc(var(--font-ar,28px)*1.15);line-height:2.1;text-align:center;direction:rtl;color:var(--text-primary)}
.book-ayah-num{color:var(--accent-gold);font-size:.8em}
.book-ayah-tr{font-size:var(--font-tr,16px);color:var(--text-secondary);line-height:1.7;text-align:center;direction:ltr;margin-top:8px;padding:10px 14px;background:var(--bg-secondary);border-radius:10px}
.book-nav{position:absolute;top:50%;transform:translateY(-50%);width:42px;height:42px;border-radius:50%;background:var(--bg-glass);backdrop-filter:blur(10px);border:1px solid var(--border-color);color:var(--text-primary);font-size:17px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all var(--transition);z-index:5}
.book-nav:hover:not(:disabled){background:var(--primary);color:#fff;border-color:var(--primary)}
.book-nav:disabled{opacity:.25;cursor:not-allowed}
.book-nav-prev{left:14px}
.book-nav-next{right:14px}
@media (max-width:700px){
  .book-mode{height:78vh}
  .book-slide{padding:18px 14px}
  .book-nav{width:36px;height:36px}
  .book-nav-prev{left:6px}
  .book-nav-next{right:6px}
}

/* Logo button = sidebar toggle (replaces the old hamburger) */
.menu-toggle-logo{cursor:pointer;padding:0;border:none;transition:transform var(--transition)}
.menu-toggle-logo:hover{transform:scale(1.08)}
.menu-toggle-logo img{width:26px;height:26px;display:block}
.btn{padding:9px 18px;border-radius:8px;font-size:14px;font-weight:600;transition:all var(--transition);display:inline-flex;align-items:center;gap:6px}
.btn-primary{background:var(--primary);color:#fff}
.btn-primary:hover{background:var(--primary-dark)}
.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color)}
.btn-secondary:hover{background:var(--bg-tertiary)}
.btn-gold{background:var(--accent-gold);color:#0f172a}
.btn-gold:hover{background:#f59e0b}
.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border-color);padding:6px 12px;font-size:13px;min-width:36px;justify-content:center}
.btn-ghost:hover{background:var(--bg-glass-hover);color:var(--text-primary)}
.font-size-toggle{display:inline-flex;align-items:center;gap:4px;background:var(--bg-glass);border:1px solid var(--border-color);border-radius:8px;padding:2px 6px;font-size:13px;color:var(--text-muted)}
.font-size-toggle span{min-width:22px;text-align:center;font-weight:700;color:var(--text-primary)}

/* ============================================================
   Toast Notifications
   ============================================================ */
.toast-container{position:fixed;bottom:20px;right:20px;z-index:3000;display:flex;flex-direction:column;gap:8px}
.toast{padding:12px 18px;border-radius:10px;background:var(--bg-card);border:1px solid var(--border-color);box-shadow:var(--shadow-lg);display:flex;align-items:center;gap:10px;font-size:14px;animation:toast-in 0.3s ease;max-width:360px}
.toast.success{border-left:4px solid var(--accent-green)}
.toast.error{border-left:4px solid var(--accent-red)}
.toast.info{border-left:4px solid var(--primary-light)}
@keyframes toast-in{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}

/* ============================================================
   Mobile Tooltip (aria-describedby)
   ============================================================ */
[aria-describedby].tooltip-trigger{position:relative}
[aria-describedby].tooltip-trigger .mobile-tooltip{display:none;position:absolute;bottom:120%;left:50%;transform:translateX(-50%) scale(.9);background:rgba(0,0,0,.85);color:#fff;padding:4px 10px;border-radius:6px;font-size:12px;white-space:nowrap;z-index:2200;opacity:0;transition:all .15s ease;pointer-events:none}
[aria-describedby].tooltip-trigger.pressing .mobile-tooltip{display:block;opacity:1;transform:translateX(-50%) scale(1)}
[aria-describedby].tooltip-trigger.pressing .mobile-tooltip::after{content:'';position:absolute;top:100%;left:50%;margin-left:-5px;border-width:5px;border-style:solid;border-color:rgba(0,0,0,.85) transparent transparent transparent}

/* ============================================================
   Loading & Empty States
   ============================================================ */
.loading-spinner{width:40px;height:40px;border:3px solid var(--bg-tertiary);border-top-color:var(--primary);border-radius:50%;animation:spin 0.8s linear infinite;margin:40px auto}
@keyframes spin{to{transform:rotate(360deg)}}
.empty-state{text-align:center;padding:60px 20px;color:var(--text-muted)}
.empty-state .icon{font-size:56px;margin-bottom:16px;opacity:0.5}
.empty-state h3{font-size:18px;margin-bottom:8px;color:var(--text-primary)}
.empty-state p{font-size:14px;max-width:300px;margin:0 auto}

/* ============================================================
   Mobile Bottom Tab Bar
   ============================================================ */
.mobile-tab-bar{display:none}
@media(max-width:768px){
  .mobile-tab-bar{
    display:flex;position:fixed;bottom:0;left:0;right:0;height:56px;
    background:var(--bg-glass);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);
    border-top:1px solid var(--border-color);z-index:2100;padding-bottom:env(safe-area-inset-bottom,0);
    justify-content:space-around;align-items:center
  }
  .mobile-tab-bar .tab-item{
    flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;
    color:var(--text-muted);text-decoration:none;font-size:10px;font-weight:500;transition:color var(--transition);
    -webkit-tap-highlight-color:transparent;touch-action:manipulation
  }
  .mobile-tab-bar .tab-item .tab-icon{font-size:20px;line-height:1}
  .mobile-tab-bar .tab-item.active{color:var(--primary-light)}
}

/* ============================================================
   Mobile Header Compact (icon-only actions, hide search bar, compact auth)
   ============================================================ */
@media(max-width:768px){
  .header{height:52px;padding:0 12px}
  .logo span{display:none}
  .header-right{gap:4px}
  .header-right>.header-btn{font-size:20px;padding:6px;width:36px;height:36px;justify-content:center}
  .header-right>.header-btn .badge{font-size:9px;min-width:14px;height:14px;top:0;right:0}
  /* Bookmarks/Guide/Donate/Settings are all one tap away from the
     bottom tab bar's Menu → sidebar (see includes/header.php) on
     mobile — keeping all of them in the header too is what overflowed
     it. Search has its own tab bar entry directly (no header icon at
     all any more, see header.php). */
  .header-btn-bookmark,.header-btn-guide,.header-btn-donate,.header-btn-settings{display:none}
  .header-search{display:none}
  .auth-profile>.name{display:none}
  .auth-profile .badge-role{display:none}
  .auth-profile a:first-child img.avatar{width:28px;height:28px}
  .login-chip{padding:6px 10px;font-size:12px}
}

/* ============================================================
   Mobile Ayah Actions (icon-only on small screens)
   ============================================================ */
@media(max-width:768px){
  .ayah-actions{gap:4px;flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch}
  .ayah-actions .ayah-btn{padding:8px 10px;font-size:18px;gap:0;white-space:nowrap}
  .ayah-actions .ayah-btn .label{display:none}
  .ayah-actions .ayah-btn::after{content:attr(data-icon)}
}

/* ============================================================
   Mobile Modals (edge-to-edge, safe area)
   ============================================================ */
@media(max-width:768px){
  /* #wordInfoModal .modal{max-width:680px} and #assocExpandModal .modal{max-width:900px}
     (both ID-scoped, higher specificity) were beating this plain-class
     override regardless of source order — the mobile modal never
     actually went full-screen, instead staying at its desktop card size
     centered inside .modal-overlay's own 20px padding+dim backdrop, so
     the real page (header included) showed through around/behind it.
     Repeated here with matching ID-scoped specificity so mobile wins. */
  /* --bg-card (the modal's normal background) is intentionally
     translucent (rgba, ~85% opacity) — a deliberate "glass" look that
     reads fine as a small centered card over a dimmed backdrop. Once
     full-screen on mobile there's no dimmed backdrop left behind it,
     just the real page at full color/contrast, so that same 15%
     transparency let page content behind visibly bleed through
     EVERYWHERE (headers, buttons, text all double-exposed with the
     modal's own content) — swapped to --bg-secondary, the opaque
     color --bg-card is itself based on, solid only on mobile. */
  .modal,#wordInfoModal .modal,#assocExpandModal .modal{width:100vw;max-width:none;margin:0;border-radius:0;height:100vh;height:100dvh;max-height:none;display:flex;flex-direction:column;background:var(--bg-secondary)}
  .modal-overlay{padding:0}
  .modal-header,#wordInfoModal .modal-header,#assocExpandModal .modal-header{padding:14px 16px;min-height:52px;background:var(--bg-secondary)}
  .modal-body{padding:16px;overflow-y:auto;flex:1}
  .modal-close{width:36px;height:36px}
}

/* ============================================================
   Mobile Search page (scrollable mode tabs, compact form)
   ============================================================ */
@media(max-width:768px){
  /* Without width:100%, this is a flex item inside a column .card-header
     with align-items:flex-start — it sizes to its unwrapped content
     width (3 tab buttons) instead of the available width, so
     overflow-x:auto never actually has anything to clip/scroll and the
     tabs spill past the viewport edge instead. */
  .mode-tabs-scroll{display:flex;gap:8px;overflow-x:auto;padding-bottom:6px;-webkit-overflow-scrolling:touch;width:100%}
  .mode-tabs-scroll .btn{white-space:nowrap;flex-shrink:0}
  .card-header{flex-direction:column;align-items:flex-start;gap:10px}
  .search-box{min-width:0;width:100%}
}

/* ============================================================
   Mobile AI Chat (sidebar becomes a slide-in drawer)
   ============================================================ */
@media(max-width:768px){
  .chat-layout{height:calc(100vh - var(--header-height) - 56px - 56px)}
  .chat-sidebar{position:fixed;top:0;left:0;bottom:0;z-index:2200;width:80%;max-width:300px;border-radius:0;transform:translateX(-100%);transition:transform var(--transition)}
  .chat-sidebar.open{transform:translateX(0)}
  .chat-sidebar-overlay.active{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:2199}
}

/* ============================================================
   Mobile General
   ============================================================ */
@media(max-width:768px){
  .main{margin-left:0;padding:12px;padding-bottom:calc(12px + 56px + env(safe-area-inset-bottom,0px))}
  .sidebar{transform:translateX(calc(var(--sidebar-width)*-1))}
  .sidebar.open{transform:translateX(0)}
  .surah-grid{grid-template-columns:1fr}
  .ayah-text-ar{font-size:var(--font-ar,22px)}
  .chat-msg{max-width:92%}
  .book-mode{height:78vh}
  .book-slide{padding:18px 14px}
  .book-nav{width:36px;height:36px}
  .book-nav-prev{left:6px}
  .book-nav-next{right:6px}
}
@media(max-width:480px){
  .surah-name-ar{font-size:24px}
}

/* ============================================================
   Skeleton Loader
   ============================================================ */
.skeleton,.skeleton-text,.skeleton-ayah{background:linear-gradient(90deg,var(--bg-secondary) 25%,var(--bg-card) 50%,var(--bg-secondary) 75%);background-size:200% 100%;animation:skeletonShimmer 1.2s infinite;border-radius:8px}
.skeleton-text{height:14px;margin:8px 0;width:100%}
.skeleton-ayah{height:80px;margin:12px 0;width:100%;border-radius:var(--radius-lg)}
.skeleton-btn{width:36px;height:36px;border-radius:50%;display:inline-block;vertical-align:middle}
@keyframes skeletonShimmer{0%{background-position:200% 0}100%{background-position:-200% 0}}

/* ============================================================
   Arabic / RTL Specific
   ============================================================ */
[dir="rtl"] .main{margin-left:0;margin-right:var(--sidebar-width)}
[dir="rtl"] .sidebar{left:auto;right:0;border-right:none;border-left:1px solid var(--border-color)}
[dir="rtl"] .header{left:auto;right:0}
@media(max-width:768px){
  [dir="rtl"] .main{margin-right:0}
}
[dir="rtl"] .ayah-text-en,[dir="rtl"] .ayah-text-id{padding-left:0;padding-right:8px;border-left:none;border-right:3px solid var(--primary-light)}

/* Quran-specific text features */
.bismillah{font-family:var(--font-arabic);font-size:24px;text-align:center;color:var(--accent-gold);margin:16px 0;padding:12px}
.sajda-mark{display:inline-flex;align-items:center;gap:4px;color:var(--accent-gold);font-size:12px;font-weight:600;margin-right:8px}
.tajweed-rule{font-size:11px;color:var(--text-muted);margin-top:6px;font-style:italic}

/* Animations */
.fade-in{animation:fadeIn 0.4s ease}
@keyframes fadeIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
.slide-in{animation:slideIn 0.3s ease}
@keyframes slideIn{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}

/* ============================================================
   Help/Guide page (page=guide) — sidebar accordion + one long
   scrollable content column, anchor-linked, no page reloads.
   ============================================================ */
.guide-layout{display:flex;gap:24px;align-items:flex-start}
.guide-sidebar{width:260px;flex-shrink:0;position:sticky;top:20px;max-height:calc(100vh - 40px);overflow-y:auto;background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:14px}
.guide-sidebar-title{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--text-muted);margin-bottom:10px}
.guide-group{margin-bottom:4px}
.guide-group summary{font-size:13px;font-weight:700;cursor:pointer;padding:6px 4px;border-radius:8px;list-style:revert;user-select:none}
.guide-group summary:hover{background:var(--bg-secondary)}
.guide-group-list{list-style:none;margin:2px 0 6px 0;padding:0}
.guide-nav-link{display:block;padding:6px 10px 6px 22px;border-radius:8px;font-size:13px;color:var(--text-secondary);transition:all var(--transition)}
.guide-nav-link:hover{background:var(--bg-secondary);color:var(--text-primary)}
.guide-nav-link.active{background:var(--primary);color:#fff;font-weight:600}
.guide-content{flex:1;min-width:0}
.guide-section{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);padding:24px;margin-bottom:20px;scroll-margin-top:20px}
.guide-section-title{font-size:19px;font-weight:700;margin-bottom:14px}
.guide-section-body{font-size:14px;line-height:1.75;color:var(--text-secondary)}
.guide-section-body p{margin-bottom:12px}
.guide-section-body p:last-child{margin-bottom:0}
.guide-section-body ul,.guide-section-body ol{margin:0 0 12px 0;padding-inline-start:22px}
.guide-section-body li{margin-bottom:6px}
.guide-section-body code{background:var(--bg-secondary);padding:1px 6px;border-radius:4px;font-size:13px}
.guide-section-body a{color:var(--primary-light);text-decoration:underline}
.guide-deep-dive{margin-top:16px;border-top:1px dashed var(--border-color);padding-top:14px}
.guide-deep-dive summary{font-size:13px;font-weight:700;color:var(--accent-gold);cursor:pointer;user-select:none;list-style:revert}
.guide-deep-dive summary:hover{text-decoration:underline}
.guide-deep-dive .guide-section-body{margin-top:12px}
.guide-prevnext{display:flex;justify-content:space-between;gap:12px;margin-top:20px;padding-top:16px;border-top:1px solid var(--border-color)}
.guide-nav-btn{flex:1;max-width:48%;padding:10px 14px;border-radius:10px;background:var(--bg-secondary);border:1px solid var(--border-color);font-size:11px;color:var(--text-muted);transition:all var(--transition)}
.guide-nav-btn:hover{border-color:var(--primary)}
.guide-nav-btn span{display:block;font-size:13px;font-weight:600;color:var(--text-primary);margin-top:2px}
.guide-nav-next{text-align:end;margin-inline-start:auto}
@media (max-width: 900px) {
  .guide-layout{flex-direction:column}
  .guide-sidebar{width:100%;position:static;max-height:none}
}