:root {
    --red:            #FF4B4B;
    --red-dim:        rgba(255, 75, 75, 0.10);
    --red-glow:       rgba(255, 75, 75, 0.20);
    --red-border:     rgba(255, 75, 75, 0.22);
    --amber:          #f0a500;
    --green:          #28a745;
    --bg:             #080808;
    --surface:        rgba(255,255,255,0.03);
    --border:         rgba(255,255,255,0.07);
    --border-accent:  rgba(255, 75, 75, 0.22);
    --text:           #ffffff;
    --text-soft:      rgba(255,255,255,0.62);
    --text-muted:     rgba(255,255,255,0.38);
    --nav-h:          68px;
    --radius:         20px;
    --pad-x:          8%;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
html, body { width: 100%; overflow-x: hidden; background: var(--bg); }

body {
    font-family: 'Sora', sans-serif;
    color: var(--text);
    min-height: 100vh;
    background-color: var(--bg);
    background-image:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(255,75,75,0.08) 0%, transparent 70%),
        radial-gradient(ellipse 50% 40% at 100% 100%, rgba(240,165,0,0.04) 0%, transparent 60%);
    background-attachment: fixed;
}

body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("../Images/bg1.png");
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    pointer-events: none;
    z-index: 0;
    opacity: 0.65;
}

body::after {
    content: '';
    position: fixed;
    inset: 0;
    background: linear-gradient(160deg, rgba(8,8,8,0.82) 0%, rgba(5,5,5,0.88) 100%);
    pointer-events: none;
    z-index: 0;
}

nav, header, section, footer, .ticker { position: relative; z-index: 1; }

nav {
    position: sticky; top: 0; z-index: 100;
    height: var(--nav-h);
    display: flex; justify-content: space-between; align-items: center;
    padding: 0 var(--pad-x);
    background: rgba(8, 8, 8, 0.80);
    backdrop-filter: blur(32px) saturate(1.6);
    -webkit-backdrop-filter: blur(32px) saturate(1.6);
    border-bottom: 1px solid rgba(255,255,255,0.06);
}

nav::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent 0%, rgba(255,75,75,0.55) 40%, rgba(240,165,0,0.3) 70%, transparent 100%);
}

.nav-logo {
    display: flex; align-items: center; gap: 0.75rem;
    text-decoration: none;
}

.nav-logo-icon {
    width: 44px;
    height: 44px;
    border-radius: 11px;
    background: rgba(255, 75, 75, 0.10);
    border: 1px solid rgba(255, 75, 75, 0.28);
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 0 10px rgba(255, 75, 75, 0.30));
    flex-shrink: 0;
}
 
.nav-logo-text {
    font-family: 'Sora', sans-serif;
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: #ffffff;
}
 
.nav-logo-text span { color: #FF4B4B; }

.nav-btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.6rem 1.4rem;
    border-radius: 12px;
    border: 1px solid var(--red-border);
    background: var(--red-dim);
    color: var(--red);
    text-decoration: none;
    font-family: 'Sora', sans-serif;
    font-size: 0.78rem; font-weight: 600;
    letter-spacing: 0.03em;
    transition: background 0.25s, box-shadow 0.25s, transform 0.2s;
    white-space: nowrap;
}

.nav-btn:hover {
    background: rgba(255, 75, 75, 0.18);
    box-shadow: 0 0 28px var(--red-glow);
    transform: translateY(-1px);
}

.ticker {
    overflow: hidden;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    background: rgba(255,255,255,0.018);
    padding: 0.85rem 0;
}

.ticker-track {
    display: flex; gap: 3.5rem;
    width: max-content;
    animation: tickerScroll 36s linear infinite;
}

.ticker-item {
    display: flex; align-items: center; gap: 0.55rem;
    font-family: 'Sora', sans-serif;
    font-size: 0.67rem; font-weight: 600;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--text-muted); white-space: nowrap;
}

.ticker-item em { color: var(--red); font-style: normal; }

@keyframes tickerScroll {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
}

.hero {
    min-height: calc(100vh - var(--nav-h));
    display: flex; flex-direction: column;
    align-items: center; justify-content: center;
    text-align: center;
    padding: 6rem var(--pad-x) 5rem;
    overflow: hidden;
}

.hero::after {
    content: '';
    position: absolute; bottom: 0; left: 50%;
    transform: translateX(-50%);
    width: 55%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,75,75,0.5), rgba(240,165,0,0.3), transparent);
}

.hero-eyebrow {
    display: inline-flex; align-items: center; gap: 0.6rem;
    padding: 0.38rem 1rem;
    border-radius: 100px;
    border: 1px solid rgba(255,75,75,0.3);
    background: rgba(255,75,75,0.07);
    color: var(--red);
    font-size: 0.7rem; font-weight: 500;
    letter-spacing: 0.12em; text-transform: uppercase;
    margin-bottom: 2.2rem;
    animation: fadeUp 0.6s ease both;
}

.eyebrow-dot {
    width: 6px; height: 6px; border-radius: 50%;
    background: var(--red);
    box-shadow: 0 0 8px rgba(255,75,75,0.7);
    animation: blink 2.2s ease infinite;
}

@keyframes blink {
    0%, 100% { opacity: 1; box-shadow: 0 0 8px rgba(255,75,75,0.7); }
    50% { opacity: 0.3; box-shadow: none; }
}

.hero h1 {
    font-family: 'Sora', sans-serif;
    font-size: clamp(2.8rem, 6.2vw, 5.5rem);
    font-weight: 800; line-height: 1.06;
    letter-spacing: -0.03em; margin-bottom: 1.8rem;
    animation: fadeUp 0.6s 0.1s ease both;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.72) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero h1 .accent {
    background: linear-gradient(135deg, #FF4B4B 100%, #f0a500 0%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero > p {
    font-size: clamp(0.95rem, 1.4vw, 1.1rem);
    color: var(--text-soft); max-width: 640px;
    line-height: 1.82; font-weight: 300;
    animation: fadeUp 0.6s 0.2s ease both;
    margin-bottom: 3rem;
}

.hero-cta {
    display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center;
    animation: fadeUp 0.6s 0.3s ease both;
}

.btn-primary {
    display: inline-flex; align-items: center; gap: 0.55rem;
    padding: 0.85rem 2rem;
    border-radius: 12px;
    border: 1px solid var(--red-border);
    background: var(--red-dim);
    color: var(--red);
    text-decoration: none;
    font-family: 'Sora', sans-serif;
    font-size: 0.85rem; font-weight: 700;
    letter-spacing: 0.04em;
    transition: background 0.25s, box-shadow 0.25s, transform 0.2s;
}

.btn-primary:hover {
    background: rgba(255,75,75,0.18);
    box-shadow: 0 0 36px var(--red-glow);
    transform: translateY(-2px);
}

.btn-primary svg { transition: transform 0.2s; }
.btn-primary:hover svg { transform: translateX(3px); }

.btn-ghost {
    display: inline-flex; align-items: center; gap: 0.55rem;
    padding: 0.85rem 2rem;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.1);
    background: rgba(255,255,255,0.04);
    color: var(--text-soft);
    text-decoration: none;
    font-family: 'Sora', sans-serif;
    font-size: 0.85rem; font-weight: 600;
    transition: background 0.25s, border-color 0.25s, color 0.25s, transform 0.2s;
}

.btn-ghost:hover {
    background: rgba(255,255,255,0.08);
    border-color: rgba(255,255,255,0.2);
    color: #fff;
    transform: translateY(-2px);
}

.stats-row {
    display: flex; gap: 0; flex-wrap: wrap; justify-content: center;
    margin-top: 5rem; width: 100%; max-width: 860px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: rgba(8,8,8,0.6);
    backdrop-filter: blur(24px);
    overflow: hidden;
    animation: fadeUp 0.6s 0.4s ease both;
}

.stat-item {
    flex: 1; min-width: 160px;
    padding: 2rem 1.5rem;
    text-align: center;
    border-right: 1px solid var(--border);
    position: relative;
}

.stat-item:last-child { border-right: none; }

.stat-item::before {
    content: '';
    position: absolute; top: 0; left: 50%; transform: translateX(-50%);
    width: 60%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,75,75,0.4), transparent);
    opacity: 0; transition: opacity 0.3s;
}

.stat-item:hover::before { opacity: 1; }

.stat-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2rem; font-weight: 500;
    color: var(--red);
    display: block; margin-bottom: 0.4rem;
}

.stat-label {
    font-size: 0.72rem; color: var(--text-muted);
    text-transform: uppercase; letter-spacing: 0.1em;
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(20px); }
    to   { opacity: 1; transform: translateY(0); }
}

.section-label {
    display: inline-flex; align-items: center; gap: 0.6rem;
    font-size: 0.68rem; font-weight: 600;
    letter-spacing: 0.12em; text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.9rem;
}

.section-label::before {
    content: ''; display: block;
    width: 24px; height: 1px;
    background: rgba(255,255,255,0.2);
}

.section-label.centered { justify-content: center; }
.section-label.centered::before { display: none; }

.section-title {
    font-size: clamp(2rem, 3.8vw, 3rem);
    font-weight: 800; letter-spacing: -0.03em; line-height: 1.1;
    margin-bottom: 3rem;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.65) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-header { max-width: 580px; margin-bottom: 3.5rem; }

.problem-section { padding: 7rem var(--pad-x); }

.problem-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
}

.problem-card {
    background: rgba(8,8,8,0.65);
    padding: 2.4rem 2.2rem;
    position: relative; overflow: hidden;
    transition: background 0.3s;
}

.problem-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,75,75,0.0), transparent);
    transition: background 0.3s;
}

.problem-card:hover { background: rgba(255,255,255,0.028); }

.problem-card:hover::before {
    background: linear-gradient(90deg, transparent, rgba(255,75,75,0.35), transparent);
}

.p-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.62rem; font-weight: 500; letter-spacing: 0.08em;
    color: var(--text-muted); margin-bottom: 1rem;
    transition: color 0.3s;
}

.problem-card:hover .p-num { color: var(--red); }

.problem-card h3 {
    font-size: 0.98rem; font-weight: 700;
    margin-bottom: 0.85rem; color: #fff;
}

.problem-card p {
    font-size: 0.88rem; color: var(--text-soft); line-height: 1.72; font-weight: 300;
}

.models-section {
    padding: 7rem var(--pad-x);
    background: linear-gradient(180deg, transparent, rgba(255,75,75,0.02) 50%, transparent);
}

.models-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.4rem;
}

.model-card {
    background: rgba(8,8,8,0.60);
    backdrop-filter: blur(24px) saturate(1.4);
    -webkit-backdrop-filter: blur(24px) saturate(1.4);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2.5rem 2.2rem;
    position: relative; overflow: hidden;
    box-shadow: 0 1px 0 rgba(255,255,255,0.04) inset, 0 12px 40px rgba(0,0,0,0.4);
    transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
    text-decoration: none; color: inherit; display: block;
}

.model-card::before {
    content: '';
    position: absolute; top: 0; left: 0;
    width: 100%; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,75,75,0.5), transparent);
    opacity: 0; transition: opacity 0.3s;
}

.model-card:hover {
    border-color: var(--red-border);
    transform: translateY(-4px);
    box-shadow:
        0 1px 0 rgba(255,255,255,0.05) inset,
        0 20px 60px rgba(0,0,0,0.5),
        0 0 28px -4px var(--red-glow);
}

.model-card:hover::before { opacity: 1; }

.model-icon {
    width: 46px; height: 46px; border-radius: 12px;
    border: 1px solid var(--red-border);
    background: var(--red-dim);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 1.4rem; color: var(--red);
    font-size: 1.3rem;
}

.model-tag {
    display: inline-flex; align-items: center;
    padding: 0.25rem 0.75rem; border-radius: 100px;
    border: 1px solid rgba(255,75,75,0.25);
    background: rgba(255,75,75,0.08);
    color: var(--red);
    font-size: 0.6rem; font-weight: 600;
    letter-spacing: 0.1em; text-transform: uppercase;
    margin-bottom: 1rem;
}

.model-card h3 {
    font-size: 1.1rem; font-weight: 700;
    color: #fff; margin-bottom: 0.85rem;
}

.model-card p {
    font-size: 0.87rem; color: var(--text-soft); line-height: 1.75; font-weight: 300;
    margin-bottom: 1.5rem;
}

.model-footer {
    display: flex; align-items: center; justify-content: space-between;
    padding-top: 1.2rem;
    border-top: 1px solid var(--border);
}

.model-algo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem; color: var(--text-muted);
    letter-spacing: 0.05em;
}

.model-arrow {
    color: var(--red); opacity: 0;
    transition: opacity 0.2s, transform 0.2s;
}

.model-card:hover .model-arrow { opacity: 1; transform: translateX(3px); }

.why-section {
    padding: 8rem var(--pad-x); text-align: center;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.why-section::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 70% 65% at 50% 50%, rgba(255,75,75,0.04) 0%, transparent 70%);
    pointer-events: none;
}

.why-inner { position: relative; max-width: 760px; margin: 0 auto; }

.why-quote {
    font-size: clamp(1.5rem, 3.3vw, 2.5rem);
    font-weight: 800; line-height: 1.28;
    letter-spacing: -0.025em; margin-bottom: 2rem;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.65) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.why-sub {
    font-size: 0.98rem; color: var(--text-soft);
    line-height: 1.82; font-weight: 300;
    max-width: 600px; margin: 0 auto 3rem;
}

.how-section { padding: 7rem var(--pad-x); }

.how-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
}

.how-step {
    background: rgba(8,8,8,0.65);
    padding: 2.5rem 2rem;
    position: relative;
    transition: background 0.3s;
}

.how-step:hover { background: rgba(255,255,255,0.025); }

.step-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem; font-weight: 500;
    color: rgba(255,75,75,0.15);
    display: block; margin-bottom: 1rem;
    transition: color 0.3s;
}

.how-step:hover .step-num { color: rgba(255,75,75,0.4); }

.how-step h3 {
    font-size: 0.95rem; font-weight: 700;
    color: #fff; margin-bottom: 0.75rem;
}

.how-step p {
    font-size: 0.86rem; color: var(--text-soft); line-height: 1.72; font-weight: 300;
}

.disclaimer-section { padding: 5rem var(--pad-x); }

.disclaimer-card {
    background: rgba(255,75,75,0.04);
    border: 1px solid rgba(255,75,75,0.15);
    border-radius: var(--radius);
    padding: 3rem;
    display: flex; gap: 2rem; align-items: flex-start;
    position: relative; overflow: hidden;
}

.disclaimer-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,75,75,0.4), transparent);
}

.disclaimer-icon {
    width: 48px; height: 48px; border-radius: 12px; flex-shrink: 0;
    background: rgba(255,75,75,0.1);
    border: 1px solid rgba(255,75,75,0.25);
    display: flex; align-items: center; justify-content: center;
    color: var(--red); font-size: 1.3rem;
}

.disclaimer-body h3 {
    font-size: 1rem; font-weight: 700; color: #fff; margin-bottom: 0.75rem;
}

.disclaimer-body p {
    font-size: 0.88rem; color: var(--text-soft); line-height: 1.8; font-weight: 300;
}

.cta-section {
    padding: 8rem var(--pad-x);
    text-align: center;
    border-top: 1px solid var(--border);
}

.cta-section::before {
    content: '';
    position: absolute; inset: 0;
    background: radial-gradient(ellipse 60% 70% at 50% 50%, rgba(255,75,75,0.06) 0%, transparent 70%);
    pointer-events: none;
}

.cta-inner { position: relative; max-width: 680px; margin: 0 auto; }

.cta-inner h2 {
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 800; letter-spacing: -0.03em; line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #fff 0%, rgba(255,255,255,0.72) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.cta-inner p {
    font-size: 1rem; color: var(--text-soft);
    line-height: 1.8; font-weight: 300; margin-bottom: 2.5rem;
}

footer {
    padding: 1.5rem var(--pad-x);
    background: rgba(8,8,8,0.80);
    backdrop-filter: blur(32px);
    border-top: 1px solid rgba(255,255,255,0.06);
    display: flex; align-items: center; justify-content: center;
}

.footer-content {
    display: flex; align-items: center; justify-content: center;
    font-size: 0.82rem; color: var(--text-muted);
}

.reveal {
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (max-width: 768px) {
    :root { --nav-h: 60px; --pad-x: 6%; }
    .problem-section, .models-section, .how-section,
    .why-section, .disclaimer-section, .cta-section { padding: 5rem var(--pad-x); }
    .stats-row { border-radius: 14px; }
    .stat-item { min-width: 120px; padding: 1.5rem 1rem; }
    .disclaimer-card { flex-direction: column; gap: 1.25rem; padding: 2rem; }
    .hero-cta { flex-direction: column; align-items: center; }
    .btn-primary, .btn-ghost { width: 100%; justify-content: center; }
    .nav-logo-icon { width: 36px; height: 36px; }
    .nav-logo-text { font-size: 0.88rem; }
    .nav-btn { padding: 0.5rem 0.9rem; font-size: 0.72rem; }
}