@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,300;0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

:root {
    --red:          #C41C1C;
    --red-bright:   #FF2D2D;
    --red-dark:     #8B0000;
    --red-dim:      rgba(196, 28, 28, 0.18);
    --red-border:   rgba(196, 28, 28, 0.35);
    --bg:           #0C0A0A;
    --bg-2:         #121010;
    --bg-card:      #1D1919;
    --bg-lift:      #231E1E;
    --border:       rgba(255, 255, 255, 0.06);
    --white:        #FFFFFF;
    --gray-1:       #D4D0D0;
    --gray-2:       #928E8E;
    --gray-3:       #5A5555;
    --grad:         linear-gradient(135deg, #C41C1C 0%, #FF2D2D 100%);
    --grad-dark:    linear-gradient(135deg, #8B0000 0%, #C41C1C 100%);
    --shadow-red:   0 0 40px rgba(196, 28, 28, 0.22);
    --shadow-card:  0 12px 48px rgba(0, 0, 0, 0.7);
    --ease:         cubic-bezier(0.4, 0, 0.2, 1);
    --r:            12px;
    --r-lg:         20px;
    --r-xl:         28px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; cursor: none !important; }
body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--bg);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.65;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='1'/%3E%3C/svg%3E");
    opacity: 0.025;
    pointer-events: none;
    z-index: 0;
}

* { position: relative; z-index: 1; }

::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg-2); }
::-webkit-scrollbar-thumb { background: var(--red); border-radius: 99px; }
::selection { background: var(--red); color: #fff; }

/* ── CURSOR ─────────────────────────────── */
.c-dot {
    position: fixed; top: 0; left: 0;
    width: 8px; height: 8px;
    background: var(--red-bright);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99999;
    transform: translate(-50%, -50%);
    transition: transform 0.08s;
    mix-blend-mode: exclusion;
}
.c-ring {
    position: fixed; top: 0; left: 0;
    width: 38px; height: 38px;
    border: 1.5px solid rgba(255, 45, 45, 0.55);
    border-radius: 50%;
    pointer-events: none;
    z-index: 99998;
    transform: translate(-50%, -50%);
    transition: left 0.1s var(--ease), top 0.1s var(--ease),
                width 0.25s var(--ease), height 0.25s var(--ease),
                background 0.25s var(--ease), border-color 0.25s var(--ease);
}
.c-ring.on {
    width: 58px; height: 58px;
    border-color: var(--red-bright);
    background: rgba(196, 28, 28, 0.08);
}

/* ── NAVBAR ─────────────────────────────── */
.navbar {
    position: sticky; top: 0; z-index: 900;
    padding: 1rem 0;
    background: rgba(12, 10, 10, 0.82);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--border);
    transition: padding 0.3s var(--ease), border-color 0.3s var(--ease);
}
.navbar.shrink {
    padding: 0.55rem 0;
    border-bottom-color: var(--red-border);
}
.navbar-brand {
    display: flex; align-items: center; gap: 11px;
    text-decoration: none;
    font-family: 'Syne', sans-serif;
    font-size: 1.35rem; font-weight: 800;
    color: var(--white);
    letter-spacing: -0.5px;
}
.logo-mark {
    width: 36px; height: 36px;
    background: var(--grad);
    border-radius: 9px;
    display: flex; align-items: center; justify-content: center;
    box-shadow: 0 4px 18px rgba(196,28,28,0.5);
    flex-shrink: 0;
}
.logo-mark i { color: #fff; font-size: 0.9rem; }
.brand-ai { color: var(--red-bright); }
.nav-link {
    color: var(--gray-2) !important;
    font-size: 0.88rem; font-weight: 500;
    padding: 0.45rem 0.9rem !important;
    border-radius: 8px;
    transition: color 0.2s, background 0.2s;
    display: flex; align-items: center; gap: 6px;
}
.nav-link:hover, .nav-link.active {
    color: var(--white) !important;
    background: var(--red-dim);
}
.nav-link.active { color: var(--red-bright) !important; }
.navbar-toggler {
    border: 1px solid var(--red-border);
    border-radius: 8px; padding: 0.35rem 0.55rem;
    background: transparent;
}
.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255%2C255%2C255%2C0.8%29' stroke-linecap='round' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* ── BUTTONS ─────────────────────────────── */
.btn-red {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--grad);
    border: none; color: #fff;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem; font-weight: 600;
    padding: 0.78rem 1.8rem;
    border-radius: var(--r);
    cursor: none;
    position: relative; overflow: hidden;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
    box-shadow: 0 4px 22px rgba(196, 28, 28, 0.45);
    letter-spacing: 0.2px;
    text-decoration: none;
}
.btn-red::after {
    content: '';
    position: absolute; top: 0; left: -100%;
    width: 100%; height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
    transition: left 0.55s var(--ease);
}
.btn-red:hover { transform: translateY(-3px); box-shadow: 0 10px 38px rgba(196,28,28,0.6); color: #fff; }
.btn-red:hover::after { left: 100%; }
.btn-red:active { transform: translateY(-1px); }

.btn-ghost-red {
    display: inline-flex; align-items: center; gap: 7px;
    background: transparent;
    border: 1.5px solid var(--red-border);
    color: var(--red-bright);
    font-size: 0.85rem; font-weight: 600;
    padding: 0.65rem 1.4rem;
    border-radius: var(--r);
    cursor: none;
    transition: all 0.25s var(--ease);
    text-decoration: none;
}
.btn-ghost-red:hover {
    background: var(--red-dim);
    border-color: var(--red);
    color: #fff;
    box-shadow: var(--shadow-red);
}

/* ── HERO ─────────────────────────────── */
.hero {
    min-height: 70vh;
    display: flex; align-items: center;
    padding: 2.5rem 0 3rem;
    overflow: hidden;
    position: relative;
}
.hero-bg-radial {
    position: absolute; inset: 0; pointer-events: none;
    background:
        radial-gradient(ellipse 70% 60% at 15% 60%, rgba(140,0,0,0.22) 0%, transparent 65%),
        radial-gradient(ellipse 50% 40% at 85% 20%, rgba(196,28,28,0.1) 0%, transparent 60%);
}
.hero-grid-lines {
    position: absolute; inset: 0; pointer-events: none;
    background-image:
        linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.018) 1px, transparent 1px);
    background-size: 64px 64px;
}
.hero-orb {
    position: absolute;
    width: 520px; height: 520px;
    background: radial-gradient(circle, rgba(196,28,28,0.1) 0%, transparent 70%);
    border-radius: 50%;
    top: 50%; left: 30%;
    transform: translate(-50%, -50%);
    animation: orb-pulse 5s ease-in-out infinite;
    pointer-events: none;
}
@keyframes orb-pulse {
    0%,100% { transform: translate(-50%,-50%) scale(1); opacity:0.8; }
    50%      { transform: translate(-50%,-50%) scale(1.15); opacity:0.5; }
}
.hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(196,28,28,0.12);
    border: 1px solid var(--red-border);
    color: var(--red-bright);
    font-size: 0.73rem; font-weight: 700;
    letter-spacing: 1.5px; text-transform: uppercase;
    padding: 0.38rem 0.95rem;
    border-radius: 99px;
    margin-bottom: 1.4rem;
    animation: fadeSlideDown 0.7s var(--ease) both;
}
.hero-eyebrow .live-dot {
    width: 6px; height: 6px;
    background: var(--red-bright);
    border-radius: 50%;
    animation: blink-anim 1.4s ease-in-out infinite;
}
@keyframes blink-anim { 0%,100%{opacity:1;} 50%{opacity:0.25;} }
.hero-h1 {
    font-family: 'Syne', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -2.5px;
    margin-bottom: 1.3rem;
    animation: fadeSlideUp 0.7s var(--ease) 0.15s both;
}
.hero-h1 .grad-text {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.hero-sub {
    font-size: 1rem; font-weight: 400;
    color: var(--gray-2);
    max-width: 480px;
    line-height: 1.75;
    margin-bottom: 1.5rem;
    animation: fadeSlideUp 0.7s var(--ease) 0.28s both;
}
.form-wrap {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-xl);
    padding: 1.5rem;
    animation: fadeSlideUp 0.7s var(--ease) 0.4s both;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.form-wrap:focus-within {
    border-color: var(--red-border);
    box-shadow: 0 0 0 4px rgba(196,28,28,0.08);
}
.form-lbl {
    display: flex; align-items: center; gap: 7px;
    font-size: 0.73rem; font-weight: 700;
    letter-spacing: 1.2px; text-transform: uppercase;
    color: var(--gray-3);
    margin-bottom: 0.75rem;
}
.form-lbl i { color: var(--red); }
.cat-textarea {
    width: 100%; min-height: 145px;
    background: transparent; border: none; outline: none;
    color: var(--white);
    font-family: 'DM Sans', sans-serif;
    font-size: 0.95rem; line-height: 1.9;
    resize: none;
}
.cat-textarea::placeholder { color: var(--gray-3); }
.form-footer {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 1rem; margin-top: 0.75rem;
    border-top: 1px solid var(--border);
    flex-wrap: wrap; gap: 0.8rem;
}
.form-hint {
    display: flex; align-items: center; gap: 6px;
    font-size: 0.77rem; color: var(--gray-3);
}
.form-hint i { color: var(--red); font-size: 0.7rem; }
.btn-start {
    display: inline-flex; align-items: center; gap: 9px;
    background: var(--grad);
    border: none; color: #fff;
    font-family: 'DM Sans', sans-serif;
    font-size: 0.9rem; font-weight: 700;
    padding: 0.78rem 1.75rem;
    border-radius: 10px; cursor: none;
    position: relative; overflow: hidden;
    transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
    box-shadow: 0 4px 22px rgba(196,28,28,0.45);
}
.btn-start::after {
    content: '';
    position: absolute; top:0; left:-100%;
    width:100%; height:100%;
    background: linear-gradient(90deg,transparent,rgba(255,255,255,0.2),transparent);
    transition: left 0.55s var(--ease);
}
.btn-start:hover { transform:translateY(-3px); box-shadow:0 10px 38px rgba(196,28,28,0.6); color:#fff; }
.btn-start:hover::after { left:100%; }

/* ── HERO RIGHT DECO ─────────────────────────────── */
.hero-deco {
    position: relative;
    animation: fadeSlideUp 0.8s var(--ease) 0.5s both;
}
.deco-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1rem 1.2rem;
    transition: all 0.3s;
}
.deco-card:hover { border-color: var(--red-border); transform:translateY(-4px); }
.deco-card-sm {
    background: var(--bg-lift);
    border: 1px solid var(--border);
    border-radius: var(--r);
    padding: 0.7rem 0.9rem;
}
.deco-img {
    width: 100%; border-radius: 10px;
    aspect-ratio: 16/9; object-fit: cover;
    background: var(--bg-lift);
}
.float-1 { animation: float-anim 5s ease-in-out infinite; }
.float-2 { animation: float-anim 5s ease-in-out 1.5s infinite; }
.float-3 { animation: float-anim 5s ease-in-out 0.8s infinite; }
@keyframes float-anim {
    0%,100% { transform:translateY(0); }
    50%      { transform:translateY(-12px); }
}

/* ── FEATURES ─────────────────────────────── */
.features { padding: 5rem 0; border-top: 1px solid var(--border); }
.feat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    padding: 1.8rem 1.6rem;
    text-align: center;
    position: relative; overflow: hidden;
    transition: transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
}
.feat-card::before {
    content:''; position:absolute; inset:0;
    background: radial-gradient(ellipse at center top, rgba(196,28,28,0.08) 0%, transparent 65%);
    opacity: 0; transition: opacity 0.3s;
}
.feat-card:hover { transform:translateY(-6px); border-color:var(--red-border); box-shadow:var(--shadow-red); }
.feat-card:hover::before { opacity:1; }
.feat-icon-wrap {
    width: 56px; height: 56px;
    background: rgba(196,28,28,0.1);
    border: 1px solid rgba(196,28,28,0.22);
    border-radius: 15px;
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 1.1rem;
    font-size: 1.3rem; color: var(--red-bright);
    transition: all 0.3s var(--ease);
}
.feat-card:hover .feat-icon-wrap {
    background: var(--grad); color: #fff;
    box-shadow: 0 6px 22px rgba(196,28,28,0.5);
}
.feat-title { font-family:'Syne',sans-serif; font-size:0.97rem; font-weight:700; margin-bottom:0.45rem; }
.feat-text  { font-size:0.82rem; color:var(--gray-2); line-height:1.6; }

/* ── PAGE HEADER ─────────────────────────────── */
.pg-header {
    padding: 2.8rem 0 2.2rem;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    position: relative; overflow: hidden;
}
.pg-header::before {
    content:''; position:absolute; inset:0;
    background: radial-gradient(ellipse 60% 80% at 20% 50%, rgba(140,0,0,0.15) 0%, transparent 60%);
    pointer-events: none;
}
.pg-header-inner { position:relative; z-index:2; }
.pg-title {
    font-family:'Syne',sans-serif;
    font-size: clamp(1.8rem,3.5vw,2.4rem);
    font-weight: 800; letter-spacing:-1.2px;
}
.pg-sub { color:var(--gray-2); font-size:0.9rem; margin-top:0.3rem; }
.red-line {
    display: inline-block;
    width: 40px; height: 3px;
    background: var(--grad);
    border-radius: 2px;
    margin-bottom: 0.6rem;
}

/* ── FILTER BAR ─────────────────────────────── */
.filter-bar {
    padding: 1.1rem 0;
    background: rgba(18,16,16,0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    position: sticky; top: 65px; z-index: 200;
}
.search-box {
    position: relative;
}
.search-box i {
    position:absolute; left:0.9rem; top:50%;
    transform:translateY(-50%);
    color:var(--gray-3); font-size:0.85rem; pointer-events:none;
}
.search-in {
    width:100%;
    background:var(--bg-card);
    border:1px solid var(--border);
    color:var(--white);
    padding:0.65rem 1rem 0.65rem 2.3rem;
    border-radius:var(--r);
    font-family:'DM Sans',sans-serif;
    font-size:0.88rem;
    transition:border-color 0.2s, background 0.2s, box-shadow 0.2s;
}
.search-in:focus {
    outline:none;
    border-color:var(--red-border);
    background:var(--bg-lift);
    box-shadow:0 0 0 3px rgba(196,28,28,0.1);
}
.search-in::placeholder { color:var(--gray-3); }
.pill-row { display:flex; flex-wrap:nowrap; gap:6px; overflow-x:auto; padding-bottom:2px; }
.pill-row::-webkit-scrollbar { display:none; }
.c-pill {
    display:inline-flex; align-items:center; gap:5px;
    white-space:nowrap;
    background:var(--bg-card);
    border:1px solid var(--border);
    color:var(--gray-2);
    font-size:0.8rem; font-weight:500;
    padding:0.38rem 0.85rem;
    border-radius:99px; cursor:none;
    text-decoration:none;
    transition:all 0.2s var(--ease);
}
.c-pill:hover, .c-pill.active {
    background:var(--red-dim);
    border-color:var(--red-border);
    color:var(--red-bright);
}

/* ── COURSE CARD ─────────────────────────────── */
.c-card {
    background:var(--bg-card);
    border:1px solid var(--border);
    border-radius:var(--r-lg);
    overflow:hidden;
    transition:transform 0.3s var(--ease), border-color 0.3s, box-shadow 0.3s;
    height:100%;
    display:flex; flex-direction:column;
}
.c-card::after {
    content:''; position:absolute;
    top:0; left:0; right:0; height:3px;
    background:var(--grad);
    transform:scaleX(0); transform-origin:left;
    transition:transform 0.35s var(--ease);
    border-radius:var(--r-lg) var(--r-lg) 0 0;
}
.c-card:hover { transform:translateY(-8px); border-color:var(--red-border); box-shadow:var(--shadow-red),var(--shadow-card); }
.c-card:hover::after { transform:scaleX(1); }
.thumb-wrap {
    position:relative;
    padding-top:56.25%; overflow:hidden;
}
.thumb-wrap img {
    position:absolute; inset:0;
    width:100%; height:100%;
    object-fit:cover;
    transition:transform 0.6s var(--ease);
}
.c-card:hover .thumb-wrap img { transform:scale(1.08); }
.thumb-overlay {
    position:absolute; inset:0;
    background:linear-gradient(to top, rgba(0,0,0,0.85) 0%, transparent 55%);
    opacity:0; transition:opacity 0.3s;
    display:flex; align-items:center; justify-content:center;
}
.c-card:hover .thumb-overlay { opacity:1; }
.play-btn {
    width:50px; height:50px;
    background:var(--grad);
    border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    transform:scale(0.75);
    transition:transform 0.3s var(--ease);
    box-shadow:0 0 25px rgba(196,28,28,0.6);
}
.c-card:hover .play-btn { transform:scale(1); }
.play-btn i { color:#fff; margin-left:2px; }
.c-body { padding:1.15rem 1.25rem; flex:1; display:flex; flex-direction:column; }
.c-badge {
    display:inline-block;
    background:rgba(196,28,28,0.14);
    color:var(--red-bright);
    border:1px solid rgba(196,28,28,0.28);
    font-size:0.68rem; font-weight:700;
    letter-spacing:0.9px; text-transform:uppercase;
    padding:0.18rem 0.6rem; border-radius:99px;
    margin-bottom:0.55rem;
}
.c-title {
    font-family:'Syne',sans-serif;
    font-size:0.93rem; font-weight:700;
    color:var(--white); line-height:1.35;
    margin-bottom:0.4rem;
    display:-webkit-box;
    -webkit-line-clamp:2; -webkit-box-orient:vertical;
    overflow:hidden;
}
.c-channel {
    font-size:0.78rem; color:var(--gray-2);
    display:flex; align-items:center; gap:5px;
}
.c-channel i { color:var(--red); font-size:0.68rem; }
.c-desc {
    font-size:0.8rem; color:var(--gray-3);
    margin-top:0.55rem; flex:1;
    display:-webkit-box;
    -webkit-line-clamp:2; -webkit-box-orient:vertical;
    overflow:hidden; line-height:1.55;
}
.c-foot {
    padding:0.75rem 1.25rem;
    border-top:1px solid var(--border);
    display:flex; align-items:center; justify-content:space-between;
    margin-top:auto;
}
.c-date { font-size:0.73rem; color:var(--gray-3); }
.arrow-link {
    width:30px; height:30px;
    background:var(--red-dim);
    border:1px solid var(--red-border);
    border-radius:8px;
    display:flex; align-items:center; justify-content:center;
    color:var(--red-bright); font-size:0.75rem;
    text-decoration:none;
    transition:all 0.2s var(--ease);
}
.arrow-link:hover { background:var(--grad); border-color:transparent; color:#fff; }

/* ── PROGRESS PAGE ─────────────────────────────── */
.progress-scene {
    min-height:calc(100vh - 65px);
    display:flex; align-items:center; justify-content:center;
    padding:3rem 1rem;
    background: radial-gradient(ellipse 80% 60% at 50% 40%, rgba(140,0,0,0.14) 0%, transparent 65%);
}
.progress-shell {
    background:var(--bg-card);
    border:1px solid var(--border);
    border-radius:var(--r-xl);
    padding:2.8rem 2.5rem;
    width:100%; max-width:580px;
    box-shadow:var(--shadow-card);
}
.spinner-wrap {
    width:80px; height:80px; margin:0 auto 2rem;
    position:relative;
}
.spinner-ring {
    width:100%; height:100%;
    border:3px solid rgba(196,28,28,0.12);
    border-top-color:var(--red-bright);
    border-radius:50%;
    animation:spin 0.9s linear infinite;
}
.spinner-core {
    position:absolute; top:50%; left:50%;
    transform:translate(-50%,-50%);
    width:28px; height:28px;
    background:var(--red-dim);
    border:1px solid var(--red-border);
    border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    color:var(--red-bright); font-size:0.75rem;
}
@keyframes spin { to{transform:rotate(360deg);} }
.prog-title {
    font-family:'Syne',sans-serif;
    font-size:1.4rem; font-weight:800;
    text-align:center; margin-bottom:0.35rem;
    letter-spacing:-0.5px;
}
.prog-sub { font-size:0.85rem; color:var(--gray-2); text-align:center; margin-bottom:2rem; }
.prog-bar-bg {
    height:8px; background:rgba(255,255,255,0.05);
    border-radius:99px; overflow:hidden; margin-bottom:0.75rem;
}
.prog-bar-fill {
    height:100%; background:var(--grad);
    border-radius:99px;
    transition:width 0.9s var(--ease);
    position:relative; overflow:hidden;
}
.prog-bar-fill::after {
    content:'';
    position:absolute; top:0; left:-100%;
    width:100%; height:100%;
    background:linear-gradient(90deg,transparent,rgba(255,255,255,0.35),transparent);
    animation:shimmer 1.6s infinite;
}
@keyframes shimmer { to{left:100%;} }
.prog-pct {
    font-family:'Syne',sans-serif;
    font-size:0.8rem; font-weight:700;
    color:var(--red-bright); text-align:right; margin-bottom:1.5rem;
}
.stats-row { display:grid; grid-template-columns:1fr 1fr; gap:1rem; margin-bottom:1.5rem; }
.stat-tile {
    background:var(--bg-2);
    border:1px solid var(--border);
    border-radius:var(--r);
    padding:1.1rem;
    text-align:center;
}
.stat-num {
    font-family:'Syne',sans-serif;
    font-size:1.9rem; font-weight:800;
    color:var(--red-bright); line-height:1;
}
.stat-lbl {
    font-size:0.7rem; font-weight:700;
    letter-spacing:1px; text-transform:uppercase;
    color:var(--gray-3); margin-top:0.4rem;
}
.cat-list { max-height:190px; overflow-y:auto; margin-top:0.5rem; }
.cat-list::-webkit-scrollbar { width:3px; }
.cat-item {
    display:flex; align-items:center; gap:9px;
    padding:0.5rem 0.7rem;
    border-radius:8px; font-size:0.83rem;
    color:var(--gray-2);
    transition:background 0.2s;
}
.cat-item:hover { background:rgba(255,255,255,0.03); }
.s-dot {
    width:8px; height:8px;
    border-radius:50%; flex-shrink:0;
}
.s-dot.pending    { background:var(--gray-3); }
.s-dot.processing { background:var(--red-bright); animation:blink-anim 1s ease-in-out infinite; }
.s-dot.done       { background:#22C55E; }
.done-banner {
    margin-top:1.5rem; padding:1rem;
    background:rgba(34,197,94,0.08);
    border:1px solid rgba(34,197,94,0.2);
    border-radius:var(--r);
    display:flex; align-items:center; gap:10px;
    font-size:0.85rem; color:#86efac;
    display:none;
}
.done-banner.show { display:flex; }

/* ── COURSE SHOW ─────────────────────────────── */
.course-hero-sec {
    position:relative; padding:4rem 0 3.5rem;
    overflow:hidden;
}
.course-hero-bg {
    position:absolute; inset:0;
}
.course-hero-bg img {
    width:100%; height:100%;
    object-fit:cover; opacity:0.12; filter:blur(22px);
}
.course-hero-overlay {
    position:absolute; inset:0;
    background:linear-gradient(to right, rgba(12,10,10,0.97) 35%, rgba(12,10,10,0.7));
}
.course-hero-content { position:relative; z-index:2; }
.course-detail-body { padding:3.5rem 0; }
.detail-block {
    background:var(--bg-card);
    border:1px solid var(--border);
    border-radius:var(--r-lg);
    overflow:hidden;
}
.detail-block-header {
    padding:1rem 1.4rem;
    border-bottom:1px solid var(--border);
    font-family:'Syne',sans-serif;
    font-size:0.82rem; font-weight:700;
    letter-spacing:1px; text-transform:uppercase;
    color:var(--gray-3);
    display:flex; align-items:center; gap:7px;
}
.detail-block-header i { color:var(--red); }
.detail-block-body { padding:1.2rem 1.4rem; }
.d-item { margin-bottom:1.1rem; }
.d-item:last-child { margin-bottom:0; }
.d-lbl {
    font-size:0.7rem; font-weight:700;
    letter-spacing:1.2px; text-transform:uppercase;
    color:var(--gray-3); margin-bottom:0.3rem;
}
.d-val { font-size:0.88rem; color:var(--gray-1); font-weight:500; }
.watch-now {
    display:flex; align-items:center; justify-content:center; gap:10px;
    background:var(--grad);
    color:#fff; text-decoration:none;
    font-family:'Syne',sans-serif;
    font-size:1rem; font-weight:800;
    padding:1.1rem 2rem;
    border-radius:var(--r-lg);
    transition:all 0.28s var(--ease);
    box-shadow:0 6px 28px rgba(196,28,28,0.45);
    width:100%;
    margin-bottom:0.9rem;
}
.watch-now:hover {
    transform:translateY(-4px);
    box-shadow:0 14px 45px rgba(196,28,28,0.6);
    color:#fff;
}
.watch-now i { font-size:1.15rem; }

/* ── SECTION HEADING ─────────────────────────────── */
.sec-heading {
    display:flex; align-items:center; gap:12px;
    margin-bottom:1.8rem;
}
.sec-heading .bar {
    width:4px; height:26px;
    background:var(--grad);
    border-radius:2px; flex-shrink:0;
}
.sec-heading h2 {
    font-family:'Syne',sans-serif;
    font-size:1.5rem; font-weight:800;
    letter-spacing:-0.5px; margin:0;
}
.sec-heading .rule {
    flex:1; height:1px; background:var(--border);
}

/* ── EMPTY STATE ─────────────────────────────── */
.empty-state {
    padding:5rem 1rem; text-align:center;
}
.empty-icon {
    width:78px; height:78px;
    background:var(--red-dim);
    border:1px solid var(--red-border);
    border-radius:50%;
    display:flex; align-items:center; justify-content:center;
    margin:0 auto 1.4rem;
    font-size:2rem; color:var(--red-bright);
}
.empty-title {
    font-family:'Syne',sans-serif;
    font-size:1.3rem; font-weight:800;
    margin-bottom:0.5rem;
}
.empty-sub { font-size:0.88rem; color:var(--gray-2); max-width:340px; margin:0 auto 1.5rem; }

/* ── PAGINATION (Custom Responsive) ─────────────────────────────── */

.pagination-wrapper {
    margin-top: 50px;
    display: flex;
    justify-content: center;
    width: 100%;
    overflow-x: auto;
    padding-bottom: 4px;
}

/* hide scrollbar but keep scrolling */
.pagination-wrapper::-webkit-scrollbar {
    display: none;
}
.pagination-wrapper {
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.pagination-wrapper .pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 6px;

    padding: 10px 12px;
    border-radius: 14px;

    background: var(--bg-2);
    border: 1px solid var(--border);
    box-shadow: 0 8px 28px rgba(0,0,0,0.35);

    margin: 0;
    width: max-content;
}

.pagination-wrapper .page-item {
    list-style: none;
    flex: 0 0 auto;
}

.pagination-wrapper .page-link {
    display: flex;
    align-items: center;
    justify-content: center;

    min-width: 34px;
    height: 34px;
    padding: 0 10px;

    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    color: var(--gray-2) !important;

    font-family: 'DM Sans', sans-serif;
    font-size: 0.85rem;

    border-radius: 10px !important;
    text-decoration: none;

    transition: all 0.25s ease;
}

.pagination-wrapper .page-link:hover {
    background: var(--red-dim) !important;
    border-color: var(--red-border) !important;
    color: var(--red-bright) !important;
    transform: translateY(-1px);
}

.pagination-wrapper .page-item.active .page-link {
    background: var(--grad) !important;
    color: #fff !important;
    border: none !important;
    box-shadow:
        0 4px 14px rgba(196,28,28,0.45),
        inset 0 1px 0 rgba(255,255,255,0.1);
}

.pagination-wrapper .page-item.disabled .page-link {
    opacity: 0.35;
    pointer-events: none;
}


/* ── Mobile Optimization ─────────────────────────────── */

@media (max-width: 576px) {

    .pagination-wrapper {
        justify-content: flex-start;
        padding-left: 10px;
        padding-right: 10px;
    }

    .pagination-wrapper .pagination {
        gap: 4px;
        padding: 8px 10px;
    }

    .pagination-wrapper .page-link {
        min-width: 30px;
        height: 30px;
        font-size: 0.8rem;
        padding: 0 8px;
    }

    }
/* ── FOOTER ─────────────────────────────── */
footer {
    background:var(--bg-2);
    border-top:1px solid var(--border);
    padding:2.2rem 0 1.8rem;
}
.foot-brand {
    display:flex; align-items:center; gap:10px;
    font-family:'Syne',sans-serif; font-size:1.2rem; font-weight:800;
    color:var(--white); margin-bottom:0.4rem;
}
.foot-text { font-size:0.8rem; color:var(--gray-3); }
.foot-divider { height:1px; background:var(--border); margin:1.5rem 0; }
.foot-bottom {
    display:flex; align-items:center; justify-content:space-between;
    flex-wrap:wrap; gap:0.5rem;
}
.foot-copy { font-size:0.78rem; color:var(--gray-3); }
.foot-tag {
    font-size:0.75rem; color:var(--gray-3);
    display:flex; align-items:center; gap:5px;
}
.foot-tag i { color:var(--red); }

/* ── FOOTER ─────────────────────────────── */
footer {
    background: var(--bg-2);
    border-top: 1px solid var(--border);
    padding: 2.4rem 0 1.9rem;
}

/* Brand */
.foot-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-family: 'Syne', sans-serif;
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 0.4rem;
}

.foot-text {
    font-size: 0.82rem;
    color: var(--gray-3);
    max-width: 420px;
    line-height: 1.6;
}

/* Divider */
.foot-divider {
    height: 1px;
    background: var(--border);
    margin: 1.6rem 0;
}

/* Bottom section */
.foot-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.6rem;
}

.foot-copy {
    font-size: 0.8rem;
    color: var(--gray-3);
    letter-spacing: 0.2px;
}

.foot-copy a {
    color: var(--white);
    font-weight: 600;
    text-decoration: none;
    position: relative;
    padding-bottom: 2px;
    transition: color 0.25s ease;
}

.foot-copy a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0%;
    height: 2px;
    background: var(--red);
    transition: width 0.25s ease;
}

.foot-copy a:hover {
    color: var(--red);
}

.foot-copy a:hover::after {
    width: 100%;
}

.foot-tag {
    font-size: 0.76rem;
    color: var(--gray-3);
    display: flex;
    align-items: center;
    gap: 6px;
    background: rgba(255,255,255,0.04);
    padding: 4px 10px;
    border-radius: 999px;
    border: 1px solid var(--border);
}

.foot-tag i {
    color: var(--red);
    font-size: 0.8rem;
}

@media (max-width: 640px) {
    .foot-bottom {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 0.6rem;
    }
}

/* ── ANIMATIONS ─────────────────────────────── */
@keyframes fadeSlideUp {
    from { opacity:0; transform:translateY(28px); }
    to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeSlideDown {
    from { opacity:0; transform:translateY(-18px); }
    to   { opacity:1; transform:translateY(0); }
}
@keyframes fadeIn {
    from { opacity:0; }
    to   { opacity:1; }
}
.anim-up  { animation:fadeSlideUp 0.6s var(--ease) both; }
.anim-in  { animation:fadeIn 0.6s var(--ease) both; }
.d-100 { animation-delay:0.1s; }
.d-200 { animation-delay:0.2s; }
.d-300 { animation-delay:0.3s; }
.d-400 { animation-delay:0.4s; }
.d-500 { animation-delay:0.5s; }

.scroll-reveal {
    opacity:0; transform:translateY(22px);
    transition:opacity 0.65s var(--ease), transform 0.65s var(--ease);
}
.scroll-reveal.revealed { opacity:1; transform:translateY(0); }

/* ── COUNT BADGE ─────────────────────────────── */
.cnt-badge {
    display:inline-flex; align-items:center;
    background:var(--red-dim); color:var(--red-bright);
    border:1px solid var(--red-border);
    font-size:0.72rem; font-weight:700;
    padding:0.18rem 0.55rem; border-radius:99px;
    margin-left:6px;
}

/* ── RESPONSIVE ─────────────────────────────── */
@media(max-width:991px) {
     
    .hero { padding:3rem 0 4rem; }
    .hero-deco { margin-top:3rem; }
}
@media(max-width:767px) {
     
    .hero-h1 { letter-spacing:-1.5px; }
    .progress-shell { padding:2rem 1.5rem; }
    .form-footer { flex-direction:column; align-items:stretch; }
    .btn-start { justify-content:center; }
    .course-hero-overlay { background:rgba(12,10,10,0.93); }
}
@media(max-width:575px) {
     
    .stats-row { grid-template-columns:1fr 1fr; }
    .pg-title { font-size:1.7rem; }
}


/* ── LIGHT MODE OVERRIDES ─────────────────────────────── */
body.light-mode {
    --bg: #F5F7FA;
    --bg-2: #FFFFFF;
    --bg-card: #FFFFFF;
    --bg-lift: #F8F9FA;
    --border: rgba(0, 0, 0, 0.08);
    --white: #1A1E2C;
    --gray-1: #2C3E50;
    --gray-2: #4A5568;
    --gray-3: #718096;
    --shadow-card: 0 12px 48px rgba(0, 0, 0, 0.08);
    --shadow-red: 0 0 40px rgba(196, 28, 28, 0.12);
}

/* Noise overlay opacity */
body.light-mode::before {
    opacity: 0.02;
}

/* Navbar */
body.light-mode .navbar {
    background: rgba(255, 255, 255, 0.82);
    border-bottom-color: rgba(0, 0, 0, 0.08);
}
body.light-mode .navbar.shrink {
    border-bottom-color: rgba(196, 28, 28, 0.2);
}

/* Nav links */
body.light-mode .nav-link {
    color: var(--gray-2) !important;
}
body.light-mode .nav-link:hover,
body.light-mode .nav-link.active {
    color: var(--red-bright) !important;
    background: rgba(196, 28, 28, 0.08);
}

/* Form elements */
body.light-mode .form-wrap {
    background: var(--bg-2);
    border-color: var(--border);
}
body.light-mode .cat-textarea {
    color: var(--white);
}
body.light-mode .cat-textarea::placeholder {
    color: var(--gray-3);
}

/* Cards */
body.light-mode .c-card {
    background: var(--bg-card);
    border-color: var(--border);
}

/* Filter bar */
body.light-mode .filter-bar {
    background: rgba(255, 255, 255, 0.95);
}
body.light-mode .search-in {
    background: var(--bg-2);
    border-color: var(--border);
    color: var(--white);
}

/* Pagination */
body.light-mode .pagination-wrapper .pagination {
    background: var(--bg-2);
    border-color: var(--border);
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.05);
}
body.light-mode .pagination-wrapper .page-link {
    background: var(--bg-card) !important;
    border-color: var(--border) !important;
    color: var(--gray-2) !important;
}
body.light-mode .pagination-wrapper .page-link:hover {
    background: var(--red-dim) !important;
    color: var(--red-bright) !important;
}
body.light-mode .pagination-wrapper .page-item.active .page-link {
    background: var(--grad) !important;
    color: #fff !important;
}

/* Footer */
body.light-mode footer {
    background: var(--bg-2);
    border-top-color: var(--border);
}
body.light-mode .foot-brand {
    color: var(--white);
}
body.light-mode .foot-copy a {
    color: var(--gray-1);
}
body.light-mode .foot-copy a:hover {
    color: var(--red);
}
body.light-mode .foot-tag {
    background: rgba(0, 0, 0, 0.02);
    border-color: var(--border);
    color: var(--gray-3);
}

/* Hero section */
body.light-mode .hero-bg-radial {
    background:
        radial-gradient(ellipse 70% 60% at 15% 60%, rgba(140, 0, 0, 0.08) 0%, transparent 65%),
        radial-gradient(ellipse 50% 40% at 85% 20%, rgba(196, 28, 28, 0.05) 0%, transparent 60%);
}
body.light-mode .hero-orb {
    background: radial-gradient(circle, rgba(196, 28, 28, 0.08) 0%, transparent 70%);
}
body.light-mode .hero-eyebrow {
    background: rgba(196, 28, 28, 0.05);
    border-color: rgba(196, 28, 28, 0.15);
}
body.light-mode .deco-card,
body.light-mode .deco-card-sm,
body.light-mode .feat-card {
    background: var(--bg-2);
}
body.light-mode .pg-header {
    background: var(--bg-2);
}
body.light-mode .pg-header::before {
    background: radial-gradient(ellipse 60% 80% at 20% 50%, rgba(140, 0, 0, 0.05) 0%, transparent 60%);
}

/* Progress page */
body.light-mode .progress-shell {
    background: var(--bg-2);
}
body.light-mode .stat-tile {
    background: var(--bg-card);
}

/* Cursor ring */
body.light-mode .c-ring {
    border-color: rgba(196, 28, 28, 0.4);
}
body.light-mode .c-ring.on {
    background: rgba(196, 28, 28, 0.1);
}

body.light-mode .navbar-toggler-icon {
    background-image: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='rgba(26,30,44, 0.8)' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
    color: #8B0000;
}


/* ── NUMBER FONT (apply to all numeric containers) ───────────────────────── */
.stat-num,
.cnt-badge,
.page-link,
.prog-pct,
.c-date,
.pagination-wrapper .page-link,
.progress-shell .stat-num,
.hero-deco .deco-card-sm > div:first-child {
    font-family: 'Space Mono', monospace !important;
}

/* Ensure the zero in monospace is styled correctly */
.cnt-badge,
.stat-num {
    letter-spacing: 0.5px;
}

/* RTL Overrides */
html[dir="rtl"] .navbar-brand {
    margin-right: 0;
    margin-left: auto;
}
html[dir="rtl"] .navbar-nav.ms-auto {
    margin-left: 0 !important;
    margin-right: auto !important;
}
html[dir="rtl"] .nav-link i {
    margin-left: 6px;
    margin-right: 0;
}
html[dir="rtl"] .search-box i {
    left: auto;
    right: 0.9rem;
}
html[dir="rtl"] .search-in {
    padding-left: 1rem;
    padding-right: 2.3rem;
}
html[dir="rtl"] .arrow-link i {
    transform: scaleX(-1);
}
html[dir="rtl"] .btn-red i,
html[dir="rtl"] .btn-ghost-red i {
    margin-left: 5px;
    margin-right: 0;
}
html[dir="rtl"] .sec-heading .bar {
    margin-right: 0;
    margin-left: 12px;
}
html[dir="rtl"] .c-foot .arrow-link i {
    transform: rotate(180deg);
}
html[dir="rtl"] .footer .text-md-end {
    text-align: left !important;
}
html[dir="rtl"] .sidebar {
    left: auto;
    right: -300px;
    border-right: none;
    border-left: 1px solid var(--border);
}
html[dir="rtl"] .sidebar.active {
    left: auto;
    right: 0;
}
html[dir="rtl"] .sidebar-close {
    right: auto;
    left: 1rem;
}
html[dir="rtl"] .sidebar-nav .nav-link:hover .right-arrow {
    transform: translateX(-4px);
}