/* ================================================================
   KFAHAD Academy — Stylesheet
   All CSS for the platform: layout, components, dark/light theme
================================================================ */

:root{
  --bg:#040a16;--bg2:#0d1627;--bg3:#111b2e;
  --pri:#3b82f6;--pri-d:#2563eb;--pri-g:rgba(59,130,246,.14);
  --txt:#f0f4ff;--muted:#8898b3;
  --border:rgba(255,255,255,.08);--radius:14px;
  --success:#22c55e;--warn:#f59e0b;--danger:#ef4444;
  --font-h:'Syne',sans-serif;--font-b:'DM Sans',sans-serif;
  --shadow:0 4px 24px rgba(0,0,0,.35);
  --theme-transition:background .4s ease,color .4s ease,border-color .4s ease,box-shadow .4s ease;
}
[data-theme="light"]{
  --bg:#f0f4ff;--bg2:#ffffff;--bg3:#e8edf8;
  --txt:#0d1627;--muted:#5a6a8a;
  --border:rgba(0,0,0,.09);
  --pri-g:rgba(59,130,246,.09);
  --shadow:0 4px 24px rgba(59,130,246,.08);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);background:var(--bg);color:var(--txt);min-height:100vh;overflow-x:hidden;line-height:1.6;transition:var(--theme-transition)}
.theme-toggle{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:50%;border:1.5px solid var(--border);background:var(--bg2);cursor:pointer;transition:all .3s;color:var(--muted);flex-shrink:0;position:relative;overflow:hidden}
.theme-toggle:hover{border-color:var(--pri);color:var(--pri);transform:rotate(20deg) scale(1.05)}
.theme-toggle svg{width:17px;height:17px;transition:all .4s;position:absolute}
.theme-toggle .sun-icon{opacity:0;transform:rotate(-90deg) scale(.5)}
.theme-toggle .moon-icon{opacity:1;transform:rotate(0deg) scale(1)}
[data-theme="light"] .theme-toggle .sun-icon{opacity:1;transform:rotate(0deg) scale(1)}
[data-theme="light"] .theme-toggle .moon-icon{opacity:0;transform:rotate(90deg) scale(.5)}
a{color:inherit;text-decoration:none}
button{font-family:var(--font-b);cursor:pointer}
img{max-width:100%;display:block}
input,textarea,select{font-family:var(--font-b)}

/* ===LAYOUT=== */
.container{width:100%;max-width:1160px;margin:0 auto;padding:0 24px}
.page{display:none}.page.active{display:block}
.flex{display:flex}.grid{display:grid}
.gap-4{gap:16px}.gap-6{gap:24px}.gap-8{gap:32px}

/* ===BUTTONS=== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:600;font-size:.9rem;border-radius:8px;padding:10px 22px;cursor:pointer;border:none;transition:all .2s;line-height:1}
.btn-primary{background:var(--pri);color:#fff;box-shadow:0 0 20px rgba(59,130,246,.3)}
.btn-primary:hover{background:var(--pri-d);transform:translateY(-1px)}
.btn-outline{background:transparent;color:var(--txt);border:1.5px solid rgba(255,255,255,.2)}
.btn-outline:hover{background:rgba(255,255,255,.06);border-color:rgba(255,255,255,.35)}
.btn-ghost{background:transparent;color:var(--muted);border:none}
.btn-ghost:hover{background:rgba(255,255,255,.05);color:var(--txt)}
.btn-danger{background:var(--danger);color:#fff}
.btn-success{background:var(--success);color:#fff}
.btn-warn{background:var(--warn);color:#000}
.btn-sm{padding:6px 14px;font-size:.8rem}
.btn-lg{padding:13px 32px;font-size:1rem}
.btn:disabled{opacity:.5;cursor:not-allowed;transform:none}

/* ===FORMS=== */
.form-group{margin-bottom:16px}
.form-group label{display:block;font-size:.85rem;font-weight:600;margin-bottom:6px;color:var(--txt)}
.form-control{width:100%;background:rgba(255,255,255,.04);border:1.5px solid var(--border);border-radius:8px;padding:10px 14px;color:var(--txt);font-size:.9rem;transition:border-color .2s;outline:none}
.form-control:focus{border-color:var(--pri)}
.form-control::placeholder{color:var(--muted)}
textarea.form-control{resize:vertical;min-height:100px}
select.form-control option{background:var(--bg2);color:var(--txt)}
.form-error{color:var(--danger);font-size:.78rem;margin-top:4px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ===CARDS=== */
.card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.card-header{padding:20px 24px;border-bottom:1px solid var(--border)}
.card-body{padding:24px}
.card-footer{padding:16px 24px;border-top:1px solid var(--border)}
.card h3{font-family:var(--font-h);font-size:1.1rem;font-weight:700}
.card-title{font-family:var(--font-h);font-size:1.1rem;font-weight:700;margin-bottom:4px}
.card-desc{color:var(--muted);font-size:.85rem}

/* ===BADGES=== */
.badge{display:inline-block;padding:3px 10px;border-radius:100px;font-size:.72rem;font-weight:700;letter-spacing:.04em}
.badge-primary{background:var(--pri-g);color:var(--pri);border:1px solid rgba(59,130,246,.25)}
.badge-success{background:rgba(34,197,94,.12);color:var(--success)}
.badge-danger{background:rgba(239,68,68,.12);color:var(--danger)}
.badge-warn{background:rgba(245,158,11,.12);color:var(--warn)}
.badge-muted{background:rgba(255,255,255,.08);color:var(--muted)}
.badge-admin{background:rgba(239,68,68,.15);color:#f87171}
.badge-instructor{background:var(--pri-g);color:var(--pri)}
.badge-student{background:rgba(255,255,255,.07);color:var(--muted)}
.badge-guest{background:rgba(14,165,233,.14);color:#38bdf8}

/* ===HEADER=== */
header{position:sticky;top:0;z-index:200;background:rgba(4,10,22,.9);backdrop-filter:blur(16px);border-bottom:1px solid var(--border)}
.nav-wrap{display:flex;align-items:center;height:60px;gap:20px}
.logo-text{font-family:var(--font-h);font-weight:800;cursor:pointer;display:inline-flex;align-items:center;gap:10px;line-height:1;text-decoration:none}
.logo-wordmark{display:flex;flex-direction:column;gap:1px}
.logo-mark{width:42px;height:42px;object-fit:contain;flex-shrink:0;filter:drop-shadow(0 6px 14px rgba(0,0,0,.22))}
.logo-mark-auth{width:62px;height:62px}
.logo-mark-footer{width:46px;height:46px}
.logo-text-auth{justify-content:center}
.logo-kfahad{font-size:1.15rem;font-weight:800;background:linear-gradient(135deg,#fff 30%,var(--pri));-webkit-background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:.01em}
.logo-academy{font-size:.62rem;font-weight:700;letter-spacing:.18em;text-transform:uppercase;background:linear-gradient(135deg,#fff 30%,var(--pri));-webkit-background-clip:text;-webkit-text-fill-color:transparent;opacity:.8}
.nav-links{display:flex;align-items:center;gap:22px;flex:1}
.nav-links a{font-size:.875rem;font-weight:500;color:var(--muted);transition:color .2s;cursor:pointer}
.nav-links a:hover,.nav-links a.active{color:var(--txt)}
.nav-dropdown{display:flex;align-items:center}
.nav-dropdown > a{display:inline-flex;align-items:center}
.nav-actions{display:flex;align-items:center;gap:8px;margin-left:auto}
.nav-user-greeting{font-size:.85rem;color:var(--muted)}
.icon-btn{width:38px;height:38px;padding:0;display:inline-flex;align-items:center;justify-content:center}
.hamburger{display:none;background:none;border:none;color:var(--txt);padding:4px}
.mobile-menu{display:none;flex-direction:column;background:var(--bg2);border-top:1px solid var(--border)}
.mobile-menu.open{display:flex}
.mobile-menu a{padding:12px 24px;font-size:.9rem;color:var(--muted);cursor:pointer;border-bottom:1px solid var(--border)}
.mobile-menu a:hover{color:var(--txt);background:rgba(255,255,255,.03)}

/* ===SIDEBAR LAYOUT=== */
.app-layout{display:grid;grid-template-columns:240px minmax(0,1fr);min-height:calc(100vh - 60px);align-items:start}
.sidebar{background:var(--bg2);border-right:1px solid var(--border);padding:20px 0;position:sticky;top:60px;height:calc(100vh - 60px);overflow-y:auto}
.sidebar-section{padding:0 12px;margin-bottom:8px}
.sidebar-label{font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);padding:8px 12px;margin-bottom:4px}
.sidebar-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:8px;font-size:.875rem;font-weight:500;color:var(--muted);cursor:pointer;transition:all .2s;margin-bottom:2px}
.sidebar-item:hover{background:rgba(255,255,255,.05);color:var(--txt)}
.sidebar-item.active{background:var(--pri-g);color:var(--pri)}
.sidebar-item svg{width:17px;height:17px;flex-shrink:0}
.main-content{padding:32px;overflow-y:auto;min-width:0}
.main-content > *{max-width:100%}
.sidebar-item span{min-width:0}

/* ===HERO=== */
.hero{position:relative;overflow:hidden;padding:90px 0 70px;background:linear-gradient(135deg,#051a3b 0%,#0a0f1e 50%,var(--bg) 100%)}
.hero::before,.hero::after{content:'';position:absolute;border-radius:50%;pointer-events:none}
.hero::before{width:600px;height:600px;top:-200px;left:-150px;background:radial-gradient(circle,rgba(59,130,246,.12) 0%,transparent 70%)}
.hero::after{width:500px;height:500px;bottom:-100px;right:-100px;background:radial-gradient(circle,rgba(59,130,246,.1) 0%,transparent 70%)}
.hero-inner{position:relative;z-index:2;text-align:center}
.hero h1{font-family:var(--font-h);font-size:clamp(2.2rem,5.5vw,3.6rem);font-weight:800;line-height:1.1;letter-spacing:-.03em;background:linear-gradient(160deg,#fff 40%,#8ab4f8);-webkit-background-clip:text;-webkit-text-fill-color:transparent;max-width:720px;margin:0 auto 18px}
.hero p{color:var(--muted);font-size:1.05rem;max-width:540px;margin:0 auto 32px;line-height:1.7}
.hero-btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.video-box{max-width:820px;margin:50px auto 0}
.video-wrap{aspect-ratio:16/9;border-radius:18px;border:2px solid rgba(59,130,246,.25);box-shadow:0 0 60px rgba(59,130,246,.18),0 30px 60px rgba(0,0,0,.5);overflow:hidden;background:#000}
.video-wrap iframe{width:100%;height:100%;border:none;display:block}

/* ===STATS=== */
.stats-bar{background:var(--bg2);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:28px 0}
.stats-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:center}
.stat-num{font-family:var(--font-h);font-size:2rem;font-weight:800;color:var(--pri)}
.stat-lbl{font-size:.82rem;color:var(--muted);margin-top:4px}

/* ===SECTION HEADS=== */
.section-head{margin-bottom:40px}
.section-head h2{font-family:var(--font-h);font-size:clamp(1.7rem,4vw,2.4rem);font-weight:800;letter-spacing:-.02em;margin-bottom:10px}
.section-head p{color:var(--muted);font-size:.95rem;max-width:520px}
.section-head.center{text-align:center}.section-head.center p{margin:0 auto}
.tag{display:inline-block;background:var(--pri-g);color:var(--pri);font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:4px 12px;border-radius:100px;border:1px solid rgba(59,130,246,.25);margin-bottom:12px}

/* ===FEATURES SECTION=== */
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.feat-item{display:flex;gap:16px;align-items:flex-start;margin-bottom:32px}
.feat-icon{flex-shrink:0;width:46px;height:46px;border-radius:10px;background:var(--pri-g);border:1px solid rgba(59,130,246,.2);display:flex;align-items:center;justify-content:center}
.feat-icon svg{width:22px;height:22px;color:var(--pri)}
.feat-img-box{background:linear-gradient(135deg,var(--bg2) 0%,#1a2a4a 100%);border-radius:var(--radius);aspect-ratio:1;display:flex;align-items:center;justify-content:center;border:1px solid var(--border)}
.feat-img-box svg{width:80px;height:80px;opacity:.2;color:var(--pri)}

/* ===TESTIMONIALS=== */
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.t-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;transition:transform .25s,border-color .25s}
.t-card:hover{transform:translateY(-4px);border-color:rgba(59,130,246,.3)}
.t-avatar{width:50px;height:50px;border-radius:50%;margin:0 auto 12px;overflow:hidden;border:2px solid var(--pri)}
.t-avatar img{width:100%;height:100%;object-fit:cover}
.t-avatar-fb{width:100%;height:100%;background:linear-gradient(135deg,var(--pri),#7c3aed);display:flex;align-items:center;justify-content:center;font-family:var(--font-h);font-size:1.2rem;font-weight:800}
.t-stars{display:flex;justify-content:center;gap:2px;margin:8px 0}
.t-stars svg{width:14px;height:14px;fill:#fbbf24}

/* ===PRICING=== */
.plans-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;max-width:960px;margin:0 auto}
.plan-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:28px 24px;display:flex;flex-direction:column;position:relative;transition:transform .25s}
.plan-card:hover{transform:translateY(-4px)}
.plan-card.popular{border-color:var(--pri);box-shadow:0 0 36px rgba(59,130,246,.16)}
.plan-badge{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--pri);color:#fff;font-size:.68rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;padding:4px 14px;border-radius:100px}
.plan-price{font-family:var(--font-h);font-size:1.9rem;font-weight:800;margin:8px 0 4px}
.plan-cur{color:var(--muted);font-weight:600;font-size:.85rem}
.plan-desc{color:var(--muted);font-size:.85rem;margin-bottom:20px;min-height:36px}
.plan-feats{list-style:none;flex:1;display:flex;flex-direction:column;gap:8px;margin-bottom:20px}
.plan-feats li{display:flex;align-items:flex-start;gap:8px;font-size:.85rem}
.plan-feats li svg{width:16px;height:16px;flex-shrink:0;color:var(--pri);margin-top:2px}
.plan-foot{font-size:.72rem;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.05em;margin-bottom:14px}

/* ===TABLES=== */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse}
th{text-align:left;font-size:.78rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding:10px 14px;border-bottom:1px solid var(--border)}
td{padding:14px;border-bottom:1px solid rgba(255,255,255,.04);font-size:.875rem;vertical-align:middle}
tr:last-child td{border-bottom:none}
tr:hover td{background:rgba(255,255,255,.02)}

/* ===PROGRESS=== */
.progress-bar{height:8px;background:rgba(255,255,255,.08);border-radius:100px;overflow:hidden}
.progress-fill{height:100%;background:var(--pri);border-radius:100px;transition:width .5s}

/* ===TABS=== */
.tabs{display:flex;gap:4px;background:rgba(255,255,255,.04);padding:4px;border-radius:10px;margin-bottom:24px}
.tab{padding:8px 18px;border-radius:7px;font-size:.85rem;font-weight:600;color:var(--muted);cursor:pointer;transition:all .2s;border:none;background:none}
.tab.active{background:var(--bg2);color:var(--txt);box-shadow:0 1px 6px rgba(0,0,0,.3)}

/* ===MODALS=== */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);z-index:1000;display:none;align-items:center;justify-content:center;padding:20px}
.modal-overlay.open{display:flex}
.modal{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);width:100%;max-width:520px;max-height:90vh;overflow-y:auto;animation:modalIn .2s ease}
.modal-header{padding:20px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}
.modal-header h3{font-family:var(--font-h);font-size:1.1rem;font-weight:700}
.modal-body{padding:24px}
.modal-footer{padding:16px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:10px}
.close-btn{background:none;border:none;color:var(--muted);cursor:pointer;padding:4px}
@keyframes modalIn{from{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}

/* ===TOAST=== */
.toast-container{position:fixed;bottom:24px;right:24px;z-index:2000;display:flex;flex-direction:column;gap:10px;pointer-events:none}
.toast{background:var(--bg2);border:1px solid var(--border);border-radius:10px;padding:14px 18px;box-shadow:0 8px 30px rgba(0,0,0,.4);animation:slideIn .3s ease;max-width:320px;pointer-events:all}
.toast.success{border-color:rgba(34,197,94,.4)}
.toast.error{border-color:rgba(239,68,68,.4)}
.toast.warn{border-color:rgba(245,158,11,.4)}
.toast.info{border-color:rgba(59,130,246,.4)}
.toast-title{font-weight:700;font-size:.875rem;margin-bottom:2px}
.toast-desc{color:var(--muted);font-size:.8rem}
@keyframes slideIn{from{opacity:0;transform:translateX(30px)}to{opacity:1;transform:translateX(0)}}

/* ===CTA=== */
.cta-section{padding:72px 0;background:var(--pri);text-align:center}
.cta-section h2{font-family:var(--font-h);font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;margin-bottom:12px}
.cta-section p{opacity:.82;font-size:.95rem;max-width:480px;margin:0 auto 28px}
.btn-white{background:#fff;color:var(--pri);font-weight:700;border:none;padding:13px 32px;font-size:1rem;border-radius:8px;cursor:pointer;transition:all .2s}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 8px 20px rgba(0,0,0,.2)}

/* ===FOOTER=== */
footer{border-top:1px solid var(--border);background:var(--bg2);padding:36px 0}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:18px}
.social-links{display:flex;align-items:center;gap:16px}
.social-links a{color:var(--muted);transition:color .2s,transform .2s;display:inline-flex;align-items:center;justify-content:center;width:46px;height:46px;border-radius:50%;background:rgba(255,255,255,.04)}
.social-links a:hover{color:var(--txt);transform:scale(1.08);background:rgba(255,255,255,.08)}
.social-links svg{width:24px;height:24px;fill:currentColor}

/* ===COURSE CARDS=== */
.course-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.course-card{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,border-color .2s}
.course-card:hover{transform:translateY(-3px);border-color:rgba(59,130,246,.3)}
.course-card-locked{position:relative}
.course-img{aspect-ratio:16/9;object-fit:cover;width:100%;background:var(--bg3)}
.course-body{padding:18px;flex:1;display:flex;flex-direction:column}
.course-title{font-family:var(--font-h);font-size:1rem;font-weight:700;margin-bottom:6px;line-height:1.3}
.course-cat{color:var(--muted);font-size:.78rem;margin-bottom:10px}
.course-desc{color:var(--muted);font-size:.83rem;line-height:1.55;flex:1;margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.course-lock-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,10,22,.1),rgba(4,10,22,.58));display:flex;align-items:center;justify-content:center;pointer-events:none}
.course-lock-badge{position:absolute;top:12px;right:12px;z-index:2;background:rgba(4,10,22,.78);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.14);color:#fff;padding:4px 10px;border-radius:999px;font-size:.68rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}

/* ===LESSON ACCORDION=== */
.accordion-item{border:1px solid var(--border);border-radius:10px;margin-bottom:8px;overflow:hidden}
.accordion-header{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;cursor:pointer;background:var(--bg2);font-weight:600;font-size:.9rem}
.accordion-header:hover{background:rgba(255,255,255,.03)}
.accordion-body{display:none;padding:8px 0;border-top:1px solid var(--border)}
.accordion-body.open{display:block}
.lesson-item{display:flex;align-items:center;gap:12px;padding:10px 18px;cursor:pointer;transition:background .2s;font-size:.875rem}
.lesson-item:hover{background:rgba(255,255,255,.04)}
.lesson-item.active{background:var(--pri-g);color:var(--pri)}
.lesson-dot{width:8px;height:8px;border-radius:50%;background:var(--muted);flex-shrink:0}
.lesson-item.active .lesson-dot{background:var(--pri)}

/* ===FORUM=== */
.forum-post{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:20px;margin-bottom:14px;cursor:pointer;transition:border-color .2s}
.forum-post:hover{border-color:rgba(59,130,246,.3)}
.forum-post-title{font-family:var(--font-h);font-size:1rem;font-weight:700;margin-bottom:6px}
.forum-meta{display:flex;align-items:center;gap:12px;font-size:.78rem;color:var(--muted)}
.avatar-sm{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--pri),#7c3aed);display:flex;align-items:center;justify-content:center;font-weight:700;font-size:.75rem;flex-shrink:0}

/* ===CHAT=== */
.chat-layout{display:grid;grid-template-columns:280px minmax(0,1fr);height:calc(100vh - 160px);background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.chat-sidebar{border-right:1px solid var(--border);overflow-y:auto}
.chat-item{padding:14px 16px;cursor:pointer;border-bottom:1px solid var(--border);transition:background .2s}
.chat-item:hover,.chat-item.active{background:var(--pri-g)}
.chat-item-name{font-weight:600;font-size:.875rem;margin-bottom:3px}
.chat-item-msg{font-size:.78rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.chat-main{display:flex;flex-direction:column}
.chat-header{padding:14px 18px;border-bottom:1px solid var(--border);font-weight:700;background:var(--bg2)}
.chat-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px}
.msg-bubble{max-width:70%;padding:10px 14px;border-radius:12px;font-size:.875rem;line-height:1.5}
.msg-bubble.mine{background:var(--pri);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}
.msg-bubble.theirs{background:var(--bg3);border-bottom-left-radius:4px}
.msg-meta{font-size:.72rem;color:var(--muted);margin-top:3px}
.chat-input-area{padding:12px 16px;border-top:1px solid var(--border);display:flex;gap:10px}
.whatsapp-chat-layout{height:calc(100vh - 200px);background:linear-gradient(180deg,var(--bg2),var(--bg3))}
.chat-list{display:flex;flex-direction:column}
.chat-item{display:flex;align-items:center;gap:12px}
.chat-item-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--pri),#14b8a6);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;flex-shrink:0;box-shadow:0 8px 16px rgba(0,0,0,.18)}
.chat-item-copy{flex:1;min-width:0}
.chat-item-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:2px}
.chat-item-time{font-size:.72rem;color:var(--muted);flex-shrink:0}
.whatsapp-chat-header{background:rgba(255,255,255,.02)}
.whatsapp-chat-header #chat-back-btn{display:none}
.chat-header-presence{display:flex;align-items:center;gap:10px}
.chat-header-sub{font-size:.75rem;color:var(--muted);font-weight:500}
.whatsapp-chat-messages{padding:18px;background:
  linear-gradient(rgba(4,10,22,.72),rgba(4,10,22,.72)),
  radial-gradient(circle at top left,rgba(59,130,246,.08),transparent 34%),
  radial-gradient(circle at bottom right,rgba(20,184,166,.08),transparent 30%);
}
.chat-day-divider{display:flex;justify-content:center;margin:6px 0 10px}
.chat-day-divider span{background:rgba(17,27,46,.9);border:1px solid var(--border);border-radius:999px;padding:4px 10px;font-size:.72rem;color:var(--muted)}
.chat-row{display:flex;align-items:flex-end;gap:8px}
.chat-row.mine{justify-content:flex-end}
.chat-row.theirs{justify-content:flex-start}
.chat-avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,#14b8a6,var(--pri));color:#fff;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;flex-shrink:0}
.chat-avatar-spacer{width:28px;flex-shrink:0}
.robot-avatar{position:relative;background:linear-gradient(135deg,#8b5cf6,#6366f1);overflow:hidden;padding:0}
.robot-avatar img{width:100%;height:100%;object-fit:cover;animation:robot-wave-hand 1.2s ease-in-out infinite}
@keyframes robot-wave-hand{0%,100%{transform:rotate(0deg)scale(1)}25%{transform:rotate(-8deg)scale(1.05)}50%{transform:rotate(0deg)scale(1)}75%{transform:rotate(8deg)scale(1.05)}}
.bot-bubble{border:1px solid rgba(139,92,246,.4);background:linear-gradient(135deg,rgba(139,92,246,.15),rgba(99,102,241,.1))!important}
.bot-bubble .chat-bubble-text{color:#c4b5fd}
.chat-message-stack{display:flex;flex-direction:column;max-width:min(78%,520px)}
.chat-sender-name{font-size:.73rem;color:#86efac;margin:0 0 4px 10px}
.msg-bubble{max-width:100%;padding:9px 12px 8px;border-radius:14px;box-shadow:0 8px 18px rgba(0,0,0,.16)}
.msg-bubble.mine{background:linear-gradient(135deg,#2563eb,#1d4ed8);border-bottom-right-radius:4px}
.msg-bubble.theirs{background:rgba(17,27,46,.92);border:1px solid rgba(255,255,255,.06);border-bottom-left-radius:4px}
.chat-bubble-text{white-space:pre-wrap;word-break:break-word}
.chat-bubble-meta{display:flex;align-items:center;justify-content:flex-end;gap:6px;margin-top:6px;font-size:.7rem;opacity:.84}
.chat-bubble-meta.theirs{justify-content:flex-start}
.chat-status{letter-spacing:-.08em;font-weight:800}
.chat-status.delivered{color:#bfdbfe}
.chat-status.read{color:#67e8f9}
.whatsapp-chat-input{background:rgba(255,255,255,.02)}
.whatsapp-chat-input .form-control{border-radius:999px;padding:12px 16px}
.chat-empty-state{margin:auto;text-align:center;color:var(--muted);font-size:.9rem;padding:32px 20px;max-width:320px}

/* ===NOTIFICATION DOT=== */
.notif-dot{width:8px;height:8px;border-radius:50%;background:var(--danger);flex-shrink:0}
.unread-count{background:var(--pri);color:#fff;border-radius:100px;font-size:.7rem;font-weight:700;padding:2px 7px;min-width:18px;text-align:center}

/* ===QUIZ=== */
.quiz-question{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:16px}
.quiz-opts{display:flex;flex-direction:column;gap:8px;margin-top:14px}
.quiz-opt{padding:12px 16px;border:1.5px solid var(--border);border-radius:8px;cursor:pointer;transition:all .2s;font-size:.875rem}
.quiz-opt:hover{border-color:var(--pri);background:var(--pri-g)}
.quiz-opt.selected{border-color:var(--pri);background:var(--pri-g);color:var(--pri)}
.quiz-opt.correct{border-color:var(--success);background:rgba(34,197,94,.12);color:var(--success)}
.quiz-opt.wrong{border-color:var(--danger);background:rgba(239,68,68,.12);color:var(--danger)}

/* ===ABOUT/CONTACT pages=== */
.about-banner{background:var(--pri);border-radius:var(--radius);padding:56px 48px;text-align:center;margin-bottom:40px}
.about-banner h1{font-family:var(--font-h);font-size:2rem;font-weight:800;margin-bottom:8px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.contact-info-item{display:flex;align-items:center;gap:14px;margin-bottom:20px}
.contact-icon{width:42px;height:42px;border-radius:10px;background:var(--pri-g);border:1px solid rgba(59,130,246,.2);display:flex;align-items:center;justify-content:center;flex-shrink:0}
.contact-icon svg{width:19px;height:19px;color:var(--pri)}

/* ===PROFILE=== */
.profile-avatar{width:90px;height:90px;border-radius:50%;background:linear-gradient(135deg,var(--pri),#7c3aed);display:flex;align-items:center;justify-content:center;font-family:var(--font-h);font-size:2.2rem;font-weight:800;border:3px solid rgba(59,130,246,.4);overflow:hidden;flex-shrink:0}
.profile-avatar img{width:100%;height:100%;object-fit:cover}

/* ===ADMIN STATS=== */
.admin-stat-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px;margin-bottom:28px}
.admin-stat{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius);padding:20px;display:flex;flex-direction:column;gap:6px}
.admin-stat-num{font-family:var(--font-h);font-size:1.8rem;font-weight:800}
.admin-stat-lbl{font-size:.8rem;color:var(--muted)}

/* ===EMPTY STATE=== */
.empty{text-align:center;padding:60px 20px}
.empty-icon{width:56px;height:56px;color:var(--muted);margin:0 auto 16px;opacity:.5}
.empty h3{font-family:var(--font-h);font-size:1.1rem;margin-bottom:8px}
.empty p{color:var(--muted);font-size:.875rem}

/* ===DROPDOWN=== */
.dropdown{position:relative}
.dropdown-menu{position:absolute;top:calc(100% + 8px);right:0;background:var(--bg2);border:1px solid var(--border);border-radius:10px;min-width:180px;z-index:500;box-shadow:0 12px 40px rgba(0,0,0,.4);display:none}
.dropdown-menu.open{display:block}
.dropdown-item{display:flex;align-items:center;gap:10px;padding:10px 14px;font-size:.85rem;cursor:pointer;color:var(--muted);transition:all .2s}
.dropdown-item:hover{background:rgba(255,255,255,.04);color:var(--txt)}
.dropdown-item.danger{color:var(--danger)}
.dropdown-sep{height:1px;background:var(--border);margin:4px 0}
.nav-courses-menu{left:0;right:auto;min-width:340px;max-height:min(70vh,640px);overflow:auto;padding:8px}
.dropdown-track{padding:6px 0}
.dropdown-track + .dropdown-track{border-top:1px solid var(--border)}
.dropdown-track-title{padding:10px 12px 8px;cursor:pointer}
.dropdown-track-title span{display:block}
.dropdown-track-title span:first-child{font-weight:700;color:var(--txt);font-size:.86rem}
.dropdown-track-title span:last-child{color:var(--muted);font-size:.74rem}
.dropdown-course-item{justify-content:space-between;border-radius:8px}
.dropdown-course-item span:last-child{font-size:.72rem;color:var(--muted);text-transform:uppercase}

.responsive-two-col{display:grid;grid-template-columns:minmax(0,2fr) minmax(280px,1fr);gap:24px}
.responsive-profile-grid{display:grid;grid-template-columns:minmax(240px,300px) minmax(0,1fr);gap:24px;align-items:start}
.responsive-hero-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:40px;align-items:center}
.page-header-row{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}
.stack-card-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.stack-actions{display:flex;gap:8px;flex-shrink:0;align-items:center;flex-wrap:wrap}
.hide-in-chat{display:flex}
body.chat-section-open .hide-in-chat{display:none!important}

#robot-float{position:fixed;bottom:28px;right:28px;z-index:850;width:70px;height:70px;border-radius:50%;box-shadow:0 6px 30px rgba(139,92,246,.6);cursor:pointer;overflow:hidden;transition:transform .3s,box-shadow .3s;animation:robot-float-bounce 2s ease-in-out infinite}
#robot-float:hover{transform:scale(1.15);box-shadow:0 8px 40px rgba(139,92,246,.8)}
#robot-float img{width:100%;height:100%;object-fit:cover;border-radius:50%}
@keyframes robot-float-bounce{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
.robot-float-label{position:absolute;bottom:75px;left:0;background:linear-gradient(135deg,#8b5cf6,#6366f1);color:#fff;padding:6px 12px;border-radius:20px;font-size:.75rem;font-weight:600;white-space:nowrap;animation:fadeInUp .3s ease-out}
@keyframes fadeInUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}
body.chat-section-open #ai-bot-panel{display:none!important}

/* ================================================================
   RESPONSIVE — Mobile-first: phone(≤480), tablet(≤768), laptop(≤1024)
================================================================ */

/* ===TABLET (≤1024px)=== */
@media(max-width:1024px){
  .container{padding:0 20px}
  .plans-grid{grid-template-columns:repeat(2,1fr);max-width:700px;margin:0 auto}
  .testimonials-grid{grid-template-columns:repeat(2,1fr)}
  .features-grid{grid-template-columns:1fr 1fr;gap:40px}
  .app-layout{grid-template-columns:200px minmax(0,1fr)}
  .sidebar{width:200px}
  .admin-stat-cards{grid-template-columns:repeat(3,1fr)}
}

/* ===TABLET NARROW / LANDSCAPE PHONE (≤768px)=== */
@media(max-width:768px){
  .nav-wrap{gap:10px}
  .nav-links{display:none}
  .nav-actions{margin-left:auto;gap:6px;min-width:0}
  .nav-user-greeting,.nav-desktop-only{display:none!important}
  .theme-toggle,.hamburger,.nav-actions .btn{flex-shrink:0}
  .hamburger{display:block}
  .app-layout{grid-template-columns:1fr}
  .sidebar{display:none;position:fixed;left:0;top:60px;width:min(320px,88vw);height:calc(100vh - 60px);z-index:300;box-shadow:4px 0 24px rgba(0,0,0,.4)}
  .sidebar.open{display:flex;flex-direction:column}
  .main-content{padding:20px 16px}
  .features-grid,.contact-grid,.form-row{grid-template-columns:1fr}
  .testimonials-grid{grid-template-columns:1fr;max-width:460px;margin:0 auto}
  .plans-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}
  .stats-grid{grid-template-columns:repeat(2,1fr)}
  .admin-stat-cards{grid-template-columns:repeat(2,1fr)}
  .chat-layout{grid-template-columns:1fr;height:calc(100vh - 180px)}
  .chat-sidebar{display:none}
  .chat-sidebar.show-mobile{display:block;position:fixed;inset:0;z-index:400;background:var(--bg2);overflow-y:auto}
  .whatsapp-chat-header #chat-back-btn{display:inline-flex}
  .video-box{margin-top:30px}
  .course-grid{grid-template-columns:repeat(auto-fill,minmax(240px,1fr))}
  .footer-inner{gap:12px;padding:0 16px}
  #ai-bot-panel{width:calc(100vw - 24px);right:12px;bottom:90px}
  .modal{margin:12px;max-width:calc(100vw - 24px)}
  .responsive-two-col,.responsive-profile-grid,.responsive-hero-grid{grid-template-columns:1fr}
  .stack-card-row{flex-direction:column}
  .stack-actions{width:100%}
}

/* ===MOBILE PHONE (≤480px)=== */
@media(max-width:480px){
  :root{--radius:10px}
  .container{padding:0 14px}
  header .nav-wrap{height:54px}
  .nav-wrap{gap:8px}
  .nav-actions{gap:4px}
  .icon-btn,.theme-toggle{width:34px;height:34px}
  .logo-mark{width:36px;height:36px}
  .logo-mark-auth{width:54px;height:54px}
  .logo-mark-footer{width:40px;height:40px}
  .logo-kfahad{font-size:1rem}.logo-academy{font-size:.55rem}
  .hero{padding:48px 0 36px}
  .hero h1{font-size:1.8rem;letter-spacing:-.02em}
  .hero p{font-size:.9rem}
  .hero-btns{flex-direction:column;align-items:stretch;gap:10px}
  .btn-lg{padding:12px 20px;font-size:.92rem;width:100%}
  .stats-grid{grid-template-columns:1fr}
  .stat-num{font-size:1.7rem}
  .section-head h2{font-size:1.5rem}
  .testimonials-grid{grid-template-columns:1fr}
  .plans-grid{grid-template-columns:1fr;padding:0 4px}
  .plan-card{padding:22px 18px}
  .plan-price{font-size:1.6rem}
  .form-row{grid-template-columns:1fr}
  .admin-stat-cards{grid-template-columns:repeat(2,1fr)}
  .admin-stat-num{font-size:1.4rem}
  .course-grid{grid-template-columns:1fr}
  .main-content{padding:16px 12px}
  .card-body{padding:16px}
  .modal{margin:8px;border-radius:12px}
  .modal-header,.modal-body,.modal-footer{padding:14px 16px}
  .tab{padding:6px 12px;font-size:.78rem}
  .tabs{gap:2px;padding:3px}
  .chat-layout{height:calc(100vh - 160px)}
  .chat-message-stack{max-width:88%}
  .chat-input-area{flex-wrap:wrap;gap:8px}
  .msg-bubble{max-width:85%;font-size:.83rem}
  #ai-bot-btn{bottom:20px;right:16px;width:50px;height:50px}
  #ai-bot-video{width:50px !important;height:50px !important}
  #ai-bot-panel{right:8px;width:calc(100vw - 16px);bottom:82px}
  .ai-chips{gap:4px}
  .ai-chip{font-size:.7rem;padding:4px 8px}
  .sidebar{width:100%;left:0;right:0}
  .app-layout{min-height:calc(100vh - 54px)}
  .about-banner{padding:32px 20px}
  .about-banner h1{font-size:1.5rem}
  .contact-grid{grid-template-columns:1fr}
  table{font-size:.78rem}
  th,td{padding:10px 8px}
  .profile-avatar{width:70px;height:70px;font-size:1.8rem}
  #pay-step-1 .provider-grid-inner{grid-template-columns:1fr!important}
  .video-box{margin-top:24px}
  .video-wrap{border-radius:12px}
  .search-overlay{padding:16px 12px}
  .search-box{padding:0 14px}
  .sidebar-toggle-btn{bottom:84px;left:12px;width:42px;height:42px}
}

@media(min-width:769px){
  .sidebar-overlay{display:none!important}
}

/* ===SIDEBAR MOBILE TOGGLE BUTTON=== */
.sidebar-toggle-btn{display:none}
@media(max-width:768px){
  .sidebar-toggle-btn{display:flex;align-items:center;justify-content:center;position:fixed;bottom:88px;left:16px;z-index:299;width:44px;height:44px;border-radius:50%;background:var(--bg2);border:1.5px solid var(--border);color:var(--muted);cursor:pointer;box-shadow:0 4px 16px rgba(0,0,0,.3);transition:all .2s}
  .sidebar-toggle-btn:hover{background:var(--pri-g);color:var(--pri);border-color:var(--pri)}
  .sidebar-overlay{display:none;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:299}
  .sidebar-overlay.open{display:block}
}

/* ===PAGE TRANSITIONS=== */
#pages-root{animation:page-fade .35s ease}
@keyframes page-fade{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:translateY(0)}}
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}
.card{transition:transform .2s ease,border-color .25s ease,box-shadow .2s ease,background .4s ease}
.btn{transition:all .2s ease}
.sidebar-item{transition:all .18s ease}



/* ===AI BOT=== */
#ai-bot-btn{position:fixed;bottom:28px;right:28px;z-index:900;width:58px;height:58px;border-radius:50%;background:transparent !important;border:none !important;cursor:pointer;box-shadow:0 4px 24px rgba(59,130,246,.45);display:flex;align-items:center;justify-content:center;transition:transform .2s,box-shadow .2s;padding:0;overflow:hidden}
#ai-bot-btn:hover{transform:scale(1.1);box-shadow:0 6px 32px rgba(59,130,246,.65)}
#ai-bot-btn svg, #ai-bot-btn *{display:none !important;width:0 !important;height:0 !important}
#ai-bot-img{width:58px !important;height:58px !important;object-fit:cover !important;border-radius:50% !important;position:absolute !important;top:0 !important;left:0 !important;z-index:1}
.ai-bot-pulse{position:absolute;inset:0;border-radius:50%;background:rgba(59,130,246,.35);animation:ai-pulse 2s infinite;z-index:0}
@keyframes ai-pulse{0%{transform:scale(1);opacity:.8}70%{transform:scale(1.5);opacity:0}100%{transform:scale(1.5);opacity:0}}
#ai-bot-notif{position:absolute;top:-3px;right:-3px;width:18px;height:18px;background:#ef4444;border-radius:50%;border:2px solid var(--bg);display:flex;align-items:center;justify-content:center;font-size:.6rem;font-weight:800;color:#fff}

#ai-bot-panel{position:fixed;bottom:100px;right:28px;z-index:900;width:370px;max-width:calc(100vw - 40px);background:var(--bg2);border:1px solid rgba(59,130,246,.25);border-radius:20px;box-shadow:0 20px 60px rgba(0,0,0,.5);display:none;flex-direction:column;overflow:hidden;animation:ai-panel-in .25s ease}
#ai-bot-panel.open{display:flex}
@keyframes ai-panel-in{from{opacity:0;transform:translateY(16px) scale(.97)}to{opacity:1;transform:translateY(0) scale(1)}}

.ai-bot-header{background:linear-gradient(135deg,#1e3a8a,#4c1d95);padding:16px 18px;display:flex;align-items:center;gap:12px}
.ai-bot-avatar{width:42px;height:42px;border-radius:50%;background:linear-gradient(135deg,var(--pri),#7c3aed);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;border:2px solid rgba(255,255,255,.2);overflow:hidden;padding:0}
.ai-bot-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.ai-bot-info h4{color:#fff;font-family:var(--font-h);font-size:.95rem;font-weight:700;margin-bottom:2px}
.ai-bot-info p{color:rgba(255,255,255,.65);font-size:.75rem;display:flex;align-items:center;gap:5px}
.ai-bot-status{width:7px;height:7px;border-radius:50%;background:#22c55e;animation:ai-blink 1.5s infinite}
@keyframes ai-blink{0%,100%{opacity:1}50%{opacity:.3}}
.ai-bot-close{margin-left:auto;background:rgba(255,255,255,.12);border:none;border-radius:8px;color:#fff;cursor:pointer;width:30px;height:30px;display:flex;align-items:center;justify-content:center;transition:background .2s}
.ai-bot-close:hover{background:rgba(255,255,255,.22)}

.ai-bot-messages{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:10px;min-height:300px;max-height:350px;scroll-behavior:smooth}
.ai-bot-messages::-webkit-scrollbar{width:4px}
.ai-bot-messages::-webkit-scrollbar-thumb{background:rgba(59,130,246,.3);border-radius:4px}

.ai-msg{display:flex;gap:8px;align-items:flex-end;animation:ai-msg-in .2s ease}
@keyframes ai-msg-in{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.ai-msg.user{flex-direction:row-reverse}
.ai-msg-av{width:28px;height:28px;border-radius:50%;flex-shrink:0;display:flex;align-items:center;justify-content:center;font-size:13px;background:linear-gradient(135deg,var(--pri),#7c3aed)}
.ai-msg.user .ai-msg-av{background:linear-gradient(135deg,#0ea5e9,#06b6d4)}
.ai-msg-bubble{max-width:78%;padding:9px 13px;border-radius:14px;font-size:.845rem;line-height:1.55;color:var(--txt)}
.ai-msg.bot .ai-msg-bubble{background:var(--bg3);border:1px solid var(--border);border-bottom-left-radius:4px}
.ai-msg.user .ai-msg-bubble{background:linear-gradient(135deg,var(--pri),var(--pri-d));border-bottom-right-radius:4px}
.ai-typing{display:flex;gap:4px;align-items:center;padding:2px 0}
.ai-typing span{width:6px;height:6px;border-radius:50%;background:var(--muted);animation:ai-bounce 1.1s infinite}
.ai-typing span:nth-child(2){animation-delay:.18s}
.ai-typing span:nth-child(3){animation-delay:.36s}
@keyframes ai-bounce{0%,60%,100%{transform:translateY(0)}30%{transform:translateY(-5px)}}

.ai-chips{padding:8px 16px 0;display:flex;gap:6px;flex-wrap:wrap}
.ai-chip{padding:5px 11px;border-radius:20px;font-size:.75rem;font-weight:600;background:var(--pri-g);color:var(--pri);border:1px solid rgba(59,130,246,.25);cursor:pointer;transition:all .18s;white-space:nowrap}
.ai-chip:hover{background:rgba(59,130,246,.25);transform:translateY(-1px)}

.ai-bot-input-row{padding:12px 14px 14px;display:flex;gap:8px;align-items:center;border-top:1px solid var(--border)}
#ai-input{flex:1;padding:9px 14px;border-radius:22px;font-size:.855rem;background:rgba(255,255,255,.04);border:1.5px solid var(--border);color:var(--txt);outline:none;font-family:var(--font-b);transition:border-color .2s}
#ai-input::placeholder{color:var(--muted)}
#ai-input:focus{border-color:var(--pri)}
#ai-send{width:38px;height:38px;border-radius:50%;border:none;background:linear-gradient(135deg,var(--pri),var(--pri-d));color:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .2s;box-shadow:0 3px 12px rgba(59,130,246,.35)}
#ai-send:hover:not(:disabled){transform:scale(1.08)}
#ai-send:disabled{opacity:.45;cursor:not-allowed;transform:none}
#ai-send svg{width:16px;height:16px;fill:none;stroke:#fff;stroke-width:2.5}

/* ===LIGHT MODE OVERRIDES=== */
[data-theme="light"] header{background:rgba(240,244,255,.92);border-bottom-color:rgba(0,0,0,.08)}
[data-theme="light"] .nav-links a{color:var(--muted)}
[data-theme="light"] .nav-links a:hover,[data-theme="light"] .nav-links a.active{color:var(--txt)}
[data-theme="light"] .mobile-menu{background:var(--bg2)}
[data-theme="light"] .mobile-menu a{color:var(--muted)}
[data-theme="light"] .btn-outline{border-color:rgba(0,0,0,.18);color:var(--txt)}
[data-theme="light"] .btn-outline:hover{background:rgba(0,0,0,.04)}
[data-theme="light"] .btn-ghost{color:var(--muted)}
[data-theme="light"] .btn-ghost:hover{background:rgba(0,0,0,.05);color:var(--txt)}
[data-theme="light"] .form-control{background:rgba(0,0,0,.03);border-color:rgba(0,0,0,.12);color:var(--txt)}
[data-theme="light"] .form-control:focus{border-color:var(--pri)}
[data-theme="light"] .form-control::placeholder{color:#9aabb8}
[data-theme="light"] select.form-control option{background:var(--bg2);color:var(--txt)}
[data-theme="light"] .sidebar{background:var(--bg2);border-right-color:var(--border)}
[data-theme="light"] .sidebar-item{color:var(--muted)}
[data-theme="light"] .sidebar-item:hover{background:rgba(0,0,0,.04);color:var(--txt)}
[data-theme="light"] .sidebar-item.active{background:var(--pri-g);color:var(--pri)}
[data-theme="light"] .modal{background:var(--bg2)}
[data-theme="light"] .modal-overlay{background:rgba(0,0,0,.4)}
[data-theme="light"] .toast{background:var(--bg2)}
[data-theme="light"] .dropdown-menu{background:var(--bg2)}
[data-theme="light"] .accordion-header{background:var(--bg2)}
[data-theme="light"] .badge-muted{background:rgba(0,0,0,.07);color:var(--muted)}
[data-theme="light"] .admin-stat{background:var(--bg2)}
[data-theme="light"] .t-card{background:var(--bg2)}
[data-theme="light"] .plan-card{background:var(--bg3)}
[data-theme="light"] tr:hover td{background:rgba(0,0,0,.02)}
[data-theme="light"] .hero{background:linear-gradient(135deg,#c7d7f9 0%,#e8f0ff 50%,var(--bg) 100%)}
[data-theme="light"] .hero h1{background:linear-gradient(160deg,#0d1627 40%,var(--pri));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
[data-theme="light"] .cta-section{background:var(--pri)}
[data-theme="light"] .stats-bar{background:var(--bg2)}
[data-theme="light"] #ai-bot-panel{background:var(--bg2);border-color:rgba(59,130,246,.2)}
[data-theme="light"] .ai-msg.bot .ai-msg-bubble{background:var(--bg3);border-color:var(--border)}
[data-theme="light"] #ai-input{background:rgba(0,0,0,.03);border-color:var(--border);color:var(--txt)}
[data-theme="light"] .ai-typing span{background:var(--muted)}
[data-theme="light"] .ai-chips{background:transparent}
[data-theme="light"] .ai-chip{background:var(--pri-g);color:var(--pri)}
[data-theme="light"] footer{background:var(--bg2);border-top-color:var(--border)}
[data-theme="light"] .logo-kfahad,[data-theme="light"] .logo-academy{background:linear-gradient(135deg,#0d1627 30%,var(--pri));-webkit-background-clip:text;-webkit-text-fill-color:transparent}
/* ===HOME PAGE FADE ANIMATIONS=== */
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:translateY(0)}

/* ===PAYMENT SPINNER=== */
@keyframes spin{to{transform:rotate(360deg)}}

/* ===GLOBAL SEARCH OVERLAY=== */
.search-overlay{position:fixed;inset:0;background:rgba(4,10,22,.92);z-index:800;display:none;flex-direction:column;padding:24px 20px;backdrop-filter:blur(8px)}
.search-overlay.open{display:flex}
.search-box{display:flex;align-items:center;gap:12px;background:var(--bg2);border:2px solid var(--pri);border-radius:14px;padding:0 18px;margin-bottom:20px}
.search-box input{flex:1;background:transparent;border:none;outline:none;color:var(--txt);font-size:1.1rem;padding:16px 0;font-family:var(--font-b)}
.search-box input::placeholder{color:var(--muted)}
.search-box svg{color:var(--muted);flex-shrink:0}
.search-results{flex:1;overflow-y:auto;display:flex;flex-direction:column;gap:8px}
.search-result-item{display:flex;align-items:center;gap:14px;padding:14px 16px;background:var(--bg2);border:1px solid var(--border);border-radius:10px;cursor:pointer;transition:all .15s}
.search-result-item:hover{border-color:var(--pri);background:var(--pri-g)}
.search-result-icon{width:36px;height:36px;border-radius:8px;background:var(--pri-g);display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}
.search-result-title{font-weight:600;font-size:.9rem;margin-bottom:2px}
.search-result-sub{font-size:.77rem;color:var(--muted)}
.search-close{position:absolute;top:18px;right:18px;background:rgba(255,255,255,.1);border:none;border-radius:8px;color:var(--txt);padding:6px 12px;cursor:pointer;font-size:.85rem}
[data-theme="light"] .search-overlay{background:rgba(240,244,255,.95)}

/* ===GROUP CHAT / DM TABS=== */
.chat-mode-tabs{display:flex;gap:0;border-bottom:1px solid var(--border);background:var(--bg2)}
.chat-mode-tab{flex:1;padding:12px;text-align:center;font-size:.83rem;font-weight:600;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;transition:all .2s}
.chat-mode-tab.active{color:var(--pri);border-bottom-color:var(--pri)}
.chat-badge{display:inline-flex;align-items:center;justify-content:center;background:var(--danger);color:#fff;border-radius:100px;font-size:.65rem;font-weight:800;padding:1px 6px;min-width:16px;margin-left:5px;vertical-align:middle}

/* ===VIDEO UPLOAD=== */
.video-upload-zone{border:2px dashed var(--border);border-radius:12px;padding:32px 20px;text-align:center;cursor:pointer;transition:all .2s;position:relative;overflow:hidden}
.video-upload-zone:hover,.video-upload-zone.dragover{border-color:var(--pri);background:var(--pri-g)}
.video-upload-zone input[type=file]{position:absolute;inset:0;opacity:0;cursor:pointer;width:100%;height:100%}
.video-preview-player{width:100%;aspect-ratio:16/9;border-radius:10px;background:#000;object-fit:contain}

/* ===MONTHLY CHALLENGES=== */
.challenge-card{background:linear-gradient(135deg,var(--bg2),rgba(59,130,246,.08));border:1px solid rgba(59,130,246,.2);border-radius:var(--radius);padding:22px;position:relative;overflow:hidden;transition:transform .2s,border-color .2s}
.challenge-card:hover{transform:translateY(-3px);border-color:rgba(59,130,246,.4)}
.challenge-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--pri),#7c3aed)}
.challenge-badge{position:absolute;top:14px;right:14px}

/* ===NOTIFICATION BELL=== */
.notif-bell{position:relative;display:inline-flex}
.notif-count{position:absolute;top:-6px;right:-6px;background:var(--danger);color:#fff;border-radius:100px;font-size:.6rem;font-weight:800;padding:2px 5px;min-width:16px;text-align:center;border:2px solid var(--bg);line-height:1.2}

/* --- FIXED DASHBOARD LAYOUT --- */