/* ===== Reset & Base ===== */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,-apple-system,sans-serif;background:#09090B;color:#D4D4D8;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none;transition:color .15s}
.container{max-width:1140px;margin:0 auto;padding:0 24px}
.container-sm{max-width:760px}
img{max-width:100%}

/* ===== Nav ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;padding:14px 0;transition:all .3s}
.nav.scrolled{background:rgba(9,9,11,.95);backdrop-filter:blur(20px);border-bottom:1px solid rgba(255,255,255,.06)}
.nav-inner{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:8px}
.logo-img{width:28px;height:28px;object-fit:contain}
.logo-text{font-size:18px;font-weight:800;background:linear-gradient(135deg,#FAFAFA,#A78BFA);-webkit-background-clip:text;-webkit-text-fill-color:transparent}
.nav-links{display:flex;align-items:center;gap:24px;font-size:14px;font-weight:500;color:#A1A1AA}
.nav-links a:hover{color:#FAFAFA}
.mobile-menu{display:none;background:none;border:none;color:#A1A1AA;font-size:22px;cursor:pointer}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:6px;padding:12px 24px;border-radius:10px;font-weight:600;font-size:14px;transition:all .2s;cursor:pointer;border:none;background:linear-gradient(135deg,#7C3AED,#3B82F6);color:#fff}
.btn:hover{transform:translateY(-1px);box-shadow:0 8px 24px rgba(124,58,237,.3)}
.btn-outline{background:transparent;border:1px solid #3F3F46;color:#E4E4E7}
.btn-outline:hover{border-color:#A78BFA;color:#fff;box-shadow:none;transform:none;background:rgba(167,139,250,.06)}
.btn-sm{padding:8px 16px;font-size:13px;border-radius:8px}
.btn-lg{padding:16px 32px;font-size:16px;border-radius:12px}
.btn-full{width:100%;justify-content:center}
.btn-glow{box-shadow:0 0 40px rgba(124,58,237,.35),0 0 80px rgba(59,130,246,.15)}
.btn-glow:hover{box-shadow:0 0 60px rgba(124,58,237,.45),0 0 100px rgba(59,130,246,.25)}

/* ===== Gradient Text ===== */
.gradient-text{background:linear-gradient(135deg,#A78BFA,#3B82F6,#06B6D4);-webkit-background-clip:text;-webkit-text-fill-color:transparent}

/* ===== Hero ===== */
.hero{padding:160px 0 100px;text-align:center;position:relative}
.hero-badge{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:100px;font-size:13px;font-weight:600;color:#4ADE80;background:rgba(74,222,128,.06);border:1px solid rgba(74,222,128,.15);margin-bottom:28px}
.hero h1{font-size:clamp(36px,6vw,64px);font-weight:900;line-height:1.1;color:#FAFAFA;margin-bottom:20px;letter-spacing:-.03em}
.hero-sub{font-size:18px;color:#A1A1AA;max-width:560px;margin:0 auto 36px;line-height:1.7}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.hero-stats{display:flex;justify-content:center;gap:36px;flex-wrap:wrap}
.stat{display:flex;flex-direction:column;align-items:center}
.stat-num{font-size:24px;font-weight:800;color:#FAFAFA}
.stat-label{font-size:12px;color:#71717A;margin-top:2px}
.stat-divider{width:1px;height:40px;background:#27272A}
.hero-glow{position:absolute;top:10%;left:50%;transform:translateX(-50%);width:600px;height:400px;background:radial-gradient(ellipse,rgba(124,58,237,.1),transparent 70%);pointer-events:none;z-index:-1}

/* ===== Sections ===== */
.section{padding:100px 0}
.section-dark{background:#0C0C0F}
.section-header{text-align:center;margin-bottom:56px}
.section-badge{display:inline-block;padding:6px 14px;border-radius:100px;font-size:12px;font-weight:700;color:#A78BFA;background:rgba(167,139,250,.06);border:1px solid rgba(167,139,250,.12);margin-bottom:16px;text-transform:uppercase;letter-spacing:.08em}
.section-header h2{font-size:clamp(28px,4vw,42px);font-weight:800;color:#FAFAFA;line-height:1.15;letter-spacing:-.02em}
.section-sub{font-size:16px;color:#A1A1AA;margin-top:12px}

/* ===== Features ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature-card{padding:28px;border-radius:16px;background:#18181B;border:1px solid #27272A;transition:all .25s}
.feature-card:hover{background:#1C1C20;border-color:rgba(167,139,250,.2);transform:translateY(-2px)}
.feature-icon{font-size:28px;margin-bottom:14px}
.feature-card h3{font-size:16px;font-weight:700;color:#FAFAFA;margin-bottom:8px}
.feature-card p{font-size:14px;color:#A1A1AA;line-height:1.6}

/* ===== Steps ===== */
.steps{display:flex;align-items:flex-start;justify-content:center;gap:20px;flex-wrap:wrap}
.step{flex:1;min-width:220px;max-width:280px;padding:28px;border-radius:16px;background:#18181B;border:1px solid #27272A;text-align:center}
.step-num{font-size:36px;font-weight:900;background:linear-gradient(135deg,#A78BFA,#3B82F6);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:12px}
.step h3{font-size:16px;font-weight:700;color:#FAFAFA;margin-bottom:8px}
.step p{font-size:14px;color:#A1A1AA}
.step-arrow{font-size:28px;color:#3F3F46;margin-top:48px}

/* ===== Compare Grid ===== */
.compare-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;max-width:640px;margin:0 auto}
.compare-card{padding:28px;border-radius:16px;text-align:left}
.compare-card h4{font-size:14px;font-weight:700;margin-bottom:16px;text-transform:uppercase;letter-spacing:.05em}
.compare-card ul{list-style:none}
.compare-card li{font-size:14px;padding:6px 0;line-height:1.5}
.compare-bad{background:#18181B;border:1px solid #27272A}
.compare-bad h4{color:#F87171}
.compare-bad li{color:#A1A1AA}
.compare-good{background:rgba(167,139,250,.04);border:1px solid rgba(167,139,250,.15)}
.compare-good h4{color:#A78BFA}
.compare-good li{color:#E4E4E7}

/* ===== Pricing ===== */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:900px;margin:0 auto}
.price-card{padding:32px;border-radius:20px;background:#18181B;border:1px solid #27272A;position:relative;transition:all .25s;display:flex;flex-direction:column}
.price-card:hover{border-color:#3F3F46;transform:translateY(-2px)}
.price-popular{background:linear-gradient(180deg,rgba(167,139,250,.08),#18181B);border-color:rgba(167,139,250,.3)}
.price-popular:hover{border-color:rgba(167,139,250,.5)}
.price-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);padding:5px 16px;border-radius:100px;font-size:11px;font-weight:700;color:#fff;background:linear-gradient(135deg,#7C3AED,#3B82F6);text-transform:uppercase;letter-spacing:.05em}
.price-name{font-size:14px;font-weight:600;color:#71717A;margin-bottom:12px;text-transform:uppercase;letter-spacing:.05em}
.price-amount{font-size:48px;font-weight:900;color:#FAFAFA;margin-bottom:4px;letter-spacing:-.02em}
.price-per{font-size:14px;color:#71717A;margin-bottom:28px}
.price-features{list-style:none;margin-bottom:32px;flex-grow:1}
.price-features li{font-size:14px;color:#D4D4D8;padding:8px 0;border-bottom:1px solid #27272A;display:flex;align-items:center;gap:8px}
.price-features li:last-child{border:none}

/* ===== FAQ ===== */
.faq-list{display:flex;flex-direction:column;gap:8px}
.faq-item{border-radius:12px;background:#18181B;border:1px solid #27272A;overflow:hidden;transition:all .2s}
.faq-item[open]{border-color:rgba(167,139,250,.2);background:rgba(167,139,250,.03)}
.faq-item summary{padding:18px 22px;font-size:15px;font-weight:600;color:#FAFAFA;cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::after{content:'+';font-size:20px;color:#71717A;transition:transform .2s}
.faq-item[open] summary::after{content:'−'}
.faq-item p{padding:0 22px 18px;font-size:14px;color:#A1A1AA;line-height:1.7}

/* ===== Download ===== */
.download-note{font-size:13px;color:#71717A;margin-top:14px}

/* ===== Models Grid ===== */
.models-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;max-width:800px;margin:0 auto 40px}
.model-card{text-align:center;padding:24px 16px;border-radius:14px;background:#18181B;border:1px solid #27272A;transition:all .2s}
.model-card:hover{border-color:rgba(167,139,250,.25);transform:translateY(-2px)}
.model-logo{font-size:24px;margin-bottom:8px;color:#C4B5FD}
.model-name{font-size:15px;font-weight:700;color:#FAFAFA;margin-bottom:4px}
.model-desc{font-size:13px;color:#A1A1AA}

/* Models comparison table */
.models-compare{max-width:700px;margin:0 auto;border-radius:14px;overflow:hidden;border:1px solid #27272A}
.compare-row{display:grid;grid-template-columns:1.2fr 1.5fr 1.5fr;border-bottom:1px solid #27272A}
.compare-row:last-child{border:none}
.compare-row:first-child{background:#18181B}
.compare-row:first-child .compare-us,.compare-row:first-child .compare-them{font-size:13px;font-weight:700;color:#FAFAFA;text-transform:uppercase;letter-spacing:.06em}
.compare-label,.compare-us,.compare-them{padding:14px 18px;font-size:14px}
.compare-label{color:#D4D4D8;font-weight:600;background:#0C0C0F}
.compare-us{background:rgba(167,139,250,.04);color:#D4D4D8;font-weight:500}
.compare-them{color:#A1A1AA;font-weight:500}
.compare-us.good{color:#4ADE80;font-weight:600}
.compare-them.bad{color:#F87171;font-weight:500}

/* ===== Footer ===== */
.footer{padding:60px 0 24px;border-top:1px solid #27272A}
.footer-inner{display:flex;justify-content:space-between;gap:40px;flex-wrap:wrap;margin-bottom:40px}
.footer-brand{max-width:260px}
.footer-tagline{font-size:14px;color:#71717A;margin-top:8px}
.footer-links{display:flex;gap:60px}
.footer-links h4{font-size:12px;font-weight:700;color:#A1A1AA;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px}
.footer-links a{display:block;font-size:14px;color:#71717A;margin-bottom:8px}
.footer-links a:hover{color:#A78BFA}
.footer-bottom{text-align:center;padding-top:24px;border-top:1px solid #27272A;font-size:13px;color:#52525B}

/* ===== Mobile ===== */
@media(max-width:768px){
    .nav-links{display:none;position:absolute;top:60px;left:0;right:0;background:rgba(9,9,11,.98);backdrop-filter:blur(20px);flex-direction:column;padding:24px;gap:16px;border-bottom:1px solid #27272A}
    .nav-links.open{display:flex}
    .mobile-menu{display:block}
    .features-grid{grid-template-columns:1fr}
    .pricing-grid{grid-template-columns:1fr;max-width:380px}
    .models-grid{grid-template-columns:repeat(2,1fr)}
    .steps{flex-direction:column;align-items:center}
    .step-arrow{display:none}
    .footer-links{gap:32px}
    .hero{padding:120px 0 60px}
    .compare-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
    .hero h1{font-size:32px}
    .hero-cta{flex-direction:column;align-items:center}
    .hero-stats{flex-direction:column;gap:16px}
    .stat-divider{width:40px;height:1px}
}