@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap');

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
:root {
    --bg: #0c0e14;
    --surface: #10131a;
    --card: #151820;
    --border: #1e2230;
    --border-h: #2a2f3e;
    --text: #e2e8f0;
    --text-2: #8892a6;
    --text-3: #505868;
    --accent: #2dd4bf;
    --accent-l: #5eead4;
    --accent-glow: rgba(45,212,191,0.12);
    --purple: #a78bfa;
    --pink: #f472b6;
    --blue: #60a5fa;
    --orange: #fb923c;
    --green: #4ade80;
    --grad: linear-gradient(90deg, #f87171, #fb923c, #facc15, #4ade80, #2dd4bf, #60a5fa, #a78bfa, #f472b6);
    --grad-btn: linear-gradient(135deg, #4ade80, #2dd4bf, #60a5fa, #a78bfa);
    --white: #ffffff;
    --r: 16px;
    --r-s: 10px;
    --r-xs: 6px;
    --font: 'Inter', system-ui, -apple-system, sans-serif;
}
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body { font-family: var(--font); background: var(--bg); color: var(--text); line-height: 1.6; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img, video { max-width: 100%; height: auto; display: block; }
video { background: var(--bg); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
@media (min-width: 768px) { .container { padding: 0 40px; } }

/* NAV */
.site-nav { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: rgba(5,5,5,0.85); backdrop-filter: blur(24px) saturate(1.4); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 16px; color: var(--white); }
.nav-logo img { width: 28px; height: 28px; }
.nav-links { display: none; align-items: center; gap: 4px; }
@media (min-width: 768px) { .nav-links { display: flex; } }
.nav-links a { padding: 6px 14px; font-size: 13px; font-weight: 500; color: var(--text-2); border-radius: var(--r-xs); transition: color .2s, background .2s; }
.nav-links a:hover, .nav-links a.active { color: var(--white); background: rgba(255,255,255,0.05); }
.nav-right { display: flex; align-items: center; gap: 8px; }
.nav-lang { position: relative; }
.nav-lang-btn { padding: 6px 10px; font-size: 12px; font-weight: 500; color: var(--text-2); border: 1px solid var(--border); border-radius: var(--r-xs); display: inline-flex; align-items: center; gap: 5px; transition: all .2s; }
.nav-lang-btn:hover { color: var(--white); border-color: var(--border-h); }
.nav-lang-drop { display: none; position: absolute; right: 0; top: calc(100% + 8px); min-width: 150px; background: #151820; border: 1px solid var(--border); border-radius: var(--r-s); overflow: hidden; box-shadow: 0 20px 50px rgba(0,0,0,0.6); }
.nav-lang-drop.open { display: block; }
.nav-lang-drop a { display: block; padding: 10px 16px; font-size: 13px; color: var(--text-2); transition: all .15s; }
.nav-lang-drop a:hover { background: rgba(255,255,255,0.05); color: var(--white); }
.nav-lang-drop a.active { color: var(--accent); }
.nav-cta { display: none; padding: 8px 20px; font-size: 13px; font-weight: 600; color: var(--white); background: var(--grad-btn); border-radius: var(--r-xs); transition: all .2s; }
.nav-cta:hover { opacity: 0.9; }
@media (min-width: 768px) { .nav-cta { display: inline-flex; } }
.nav-mobile-btn { display: flex; align-items: center; justify-content: center; width: 40px; height: 40px; color: var(--text-2); font-size: 18px; }
@media (min-width: 768px) { .nav-mobile-btn { display: none; } }
.mobile-menu { display: none; flex-direction: column; padding: 8px 0 16px; border-top: 1px solid var(--border); }
.mobile-menu.open { display: flex; }
.mobile-menu a { padding: 12px 0; font-size: 14px; color: var(--text-2); font-weight: 500; }
.mobile-menu a:hover { color: var(--white); }
.mobile-menu .m-cta { margin-top: 12px; padding: 12px 0; text-align: center; font-weight: 600; color: var(--white); background: var(--grad-btn); border-radius: var(--r-xs); }

/* HERO */
.hero { padding: 120px 0 80px; position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.hero::before { content:''; position: absolute; top: -200px; left: -150px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(74,222,128,0.05) 0%, transparent 55%); pointer-events: none; }
.hero::after { content:''; position: absolute; top: -100px; right: -150px; width: 600px; height: 600px; background: radial-gradient(circle, rgba(167,139,250,0.06) 0%, transparent 55%); pointer-events: none; }
.hero-inner { text-align: center; max-width: 800px; margin: 0 auto; }
.hero-badge { display: inline-flex; align-items: center; gap: 7px; padding: 5px 14px; background: rgba(96,165,250,0.05); border: 1px solid rgba(96,165,250,0.15); border-radius: 100px; font-size: 11px; font-weight: 600; color: var(--blue); letter-spacing: 0.5px; text-transform: uppercase; margin-bottom: 28px; }
.hero-badge .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--green); animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.3; } }
.hero-title { font-size: clamp(38px, 5.5vw, 64px); font-weight: 800; color: var(--white); line-height: 1.1; letter-spacing: -0.035em; margin-bottom: 20px; }
.hero-title .accent { background: linear-gradient(90deg, #4ade80, #2dd4bf, #60a5fa, #a78bfa, #e879f9); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.hero-sub { font-size: 17px; color: var(--text-2); max-width: 540px; margin: 0 auto 36px; line-height: 1.7; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 28px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 24px; justify-content: center; font-size: 13px; color: var(--text-3); }
.hero-trust span { display: inline-flex; align-items: center; gap: 6px; }
.hero-trust i { font-size: 11px; }
.hero-visual { margin-top: 56px; position: relative; max-width: 960px; margin-left: auto; margin-right: auto; }
.hero-img-wrap { border-radius: var(--r); overflow: hidden; border: 1px solid var(--border); box-shadow: 0 40px 100px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.02) inset; position: relative; }
.hero-img-wrap::before { content:''; position: absolute; inset: -1px; border-radius: var(--r); background: linear-gradient(135deg, rgba(74,222,128,0.25), rgba(45,212,191,0.15), rgba(96,165,250,0.2), rgba(167,139,250,0.25), rgba(244,114,182,0.2)); z-index: 1; pointer-events: none; opacity: 0.4; mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); mask-composite: xor; -webkit-mask-composite: xor; padding: 1px; border-radius: inherit; }
.hero-img-wrap video, .hero-img-wrap img { width: 100%; display: block; position: relative; z-index: 0; }
.hero-award { position: absolute; top: -12px; right: 12px; background: linear-gradient(135deg, #2dd4bf, #60a5fa, #a78bfa); color: white; padding: 7px 16px; border-radius: var(--r-xs); font-size: 11px; font-weight: 700; letter-spacing: 0.3px; box-shadow: 0 6px 20px rgba(96,165,250,0.2); z-index: 2; }
@media (min-width: 640px) { .hero-award { right: 24px; padding: 8px 18px; } }

/* BUTTONS */
.btn-primary { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; font-size: 15px; font-weight: 600; color: var(--white); background: var(--grad-btn); background-size: 150% 100%; border-radius: var(--r-s); transition: all .3s; box-shadow: 0 0 24px rgba(45,212,191,0.15); }
.btn-primary:hover { background-position: 100% 0; transform: translateY(-2px); box-shadow: 0 0 36px rgba(96,165,250,0.2); }
.btn-secondary { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; font-size: 15px; font-weight: 600; color: var(--text); background: transparent; border: 1px solid var(--border); border-radius: var(--r-s); transition: all .25s; }
.btn-secondary:hover { border-color: var(--text-3); color: var(--white); transform: translateY(-2px); }
.btn-primary.lg { font-size: 17px; padding: 16px 40px; }

/* STATS */
.stats { padding: 64px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; text-align: center; }
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-num { font-size: 32px; font-weight: 800; color: var(--white); letter-spacing: -0.02em; }
.stat-label { font-size: 13px; color: var(--text-3); margin-top: 4px; }

/* SECTIONS */
.section { padding: 100px 0; }
@media (min-width: 768px) { .section { padding: 120px 0; } }
.section-label { font-size: 12px; font-weight: 600; background: var(--grad); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 12px; display: inline-block; }
.section-title { font-size: clamp(28px, 4vw, 40px); font-weight: 800; color: var(--white); letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 16px; }
.section-desc { font-size: 16px; color: var(--text-2); max-width: 540px; line-height: 1.7; }
.section-header { margin-bottom: 56px; }
.section-header.center { text-align: center; }
.section-header.center .section-desc { margin: 0 auto; }
.section-border { border-top: 1px solid var(--border); }

/* FEATURES */
.features-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 640px) { .features-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .features-grid { grid-template-columns: repeat(3, 1fr); } }
.feature-card { padding: 32px; background: var(--card); border: 1px solid var(--border); border-radius: var(--r); transition: all .3s; }
.feature-card:hover { border-color: var(--border-h); transform: translateY(-4px); }
.feature-icon { width: 44px; height: 44px; border-radius: var(--r-s); display: flex; align-items: center; justify-content: center; margin-bottom: 20px; font-size: 18px; }
.fi-purple { background: rgba(167,139,250,0.1); color: #a78bfa; }
.fi-blue { background: rgba(96,165,250,0.1); color: #60a5fa; }
.fi-green { background: rgba(74,222,128,0.1); color: #4ade80; }
.fi-amber { background: rgba(251,146,60,0.1); color: #fb923c; }
.fi-rose { background: rgba(244,114,182,0.1); color: #f472b6; }
.fi-cyan { background: rgba(45,212,191,0.1); color: #2dd4bf; }
.feature-card h3 { font-size: 16px; font-weight: 700; color: var(--white); margin-bottom: 8px; }
.feature-card p { font-size: 14px; color: var(--text-2); line-height: 1.65; }

/* GALLERY */
.gallery-grid { display: grid; grid-template-columns: 1fr; gap: 12px; }
@media (min-width: 640px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .gallery-grid { grid-template-columns: repeat(3, 1fr); } }
.gallery-item { position: relative; border-radius: var(--r); overflow: hidden; border: 1px solid var(--border); cursor: pointer; transition: all .3s; aspect-ratio: 16/10; }
.gallery-item:hover { border-color: var(--border-h); transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s; }
.gallery-item:hover img { transform: scale(1.04); }
.gallery-caption { position: absolute; bottom: 0; left: 0; right: 0; padding: 24px 16px 16px; background: linear-gradient(transparent, rgba(0,0,0,0.85)); }
.gallery-caption h4 { font-size: 13px; font-weight: 600; color: var(--white); margin-bottom: 2px; }
.gallery-caption p { font-size: 11px; color: var(--text-2); }
.gallery-large { grid-column: 1 / -1; aspect-ratio: 21/9; }
@media (min-width: 1024px) { .gallery-large { grid-column: span 2; aspect-ratio: 16/7; } }

/* STEPS */
.steps-grid { display: grid; grid-template-columns: 1fr; gap: 48px; align-items: center; }
@media (min-width: 1024px) { .steps-grid { grid-template-columns: 1fr 1fr; gap: 80px; } }
.steps-list { display: flex; flex-direction: column; gap: 36px; }
.step { display: flex; gap: 20px; }
.step-num { flex-shrink: 0; width: 44px; height: 44px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 700; color: var(--accent); border: 1.5px solid rgba(45,212,191,0.3); background: rgba(45,212,191,0.06); }
.step h3 { font-size: 15px; font-weight: 700; color: var(--white); margin-bottom: 4px; }
.step p { font-size: 14px; color: var(--text-2); line-height: 1.6; }
.step-img { border-radius: var(--r); overflow: hidden; border: 1px solid var(--border); box-shadow: 0 30px 80px rgba(0,0,0,0.4); }

/* COMPARE TABLE */
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--r); background: var(--card); }
.compare-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.compare-table th, .compare-table td { padding: 14px 20px; text-align: left; border-bottom: 1px solid var(--border); }
.compare-table thead th { font-size: 12px; font-weight: 600; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; }
.compare-table tbody td { color: var(--text-2); }
.compare-table tbody td:first-child { color: var(--white); font-weight: 500; }
.compare-table .check { color: #4ade80; }
.compare-table .cross { color: #555; }
.compare-table .highlight { background: rgba(45,212,191,0.04); }

/* TESTIMONIALS */
.testimonials-grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 768px) { .testimonials-grid { grid-template-columns: repeat(3, 1fr); } }
.testimonial { padding: 28px; background: var(--card); border: 1px solid var(--border); border-radius: var(--r); transition: all .3s; }
.testimonial:hover { border-color: var(--border-h); }
.testimonial-stars { display: flex; gap: 2px; margin-bottom: 16px; color: #fbbf24; font-size: 12px; }
.testimonial p { font-size: 14px; color: var(--text-2); line-height: 1.65; margin-bottom: 20px; }
.testimonial-author { display: flex; align-items: center; gap: 12px; padding-top: 16px; border-top: 1px solid var(--border); }
.testimonial-avatar { width: 36px; height: 36px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.testimonial-name { font-size: 13px; font-weight: 600; color: var(--white); }
.testimonial-role { font-size: 11px; color: var(--text-3); }

/* TROUBLE */
.trouble-list { display: flex; flex-direction: column; gap: 12px; max-width: 720px; margin: 0 auto; }
.trouble-item { padding: 24px; background: var(--card); border: 1px solid var(--border); border-radius: var(--r); transition: all .3s; }
.trouble-item:hover { border-color: var(--border-h); }
.trouble-item h3 { font-size: 15px; font-weight: 600; color: var(--white); margin-bottom: 6px; display: flex; align-items: center; gap: 10px; }
.trouble-item h3 i { font-size: 8px; }
.trouble-item p { font-size: 14px; color: var(--text-2); line-height: 1.6; padding-left: 26px; }

/* FAQ */
.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 8px; }
.faq-item { background: var(--card); border: 1px solid var(--border); border-radius: var(--r-s); overflow: hidden; transition: border-color .3s; }
.faq-item:hover { border-color: var(--border-h); }
.faq-item summary { padding: 20px 24px; font-size: 14px; font-weight: 600; color: var(--white); cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; list-style: none; }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::marker { display: none; content: ""; }
.faq-icon { font-size: 14px; color: var(--text-3); transition: transform .25s; flex-shrink: 0; }
.faq-item[open] .faq-icon { transform: rotate(45deg); }
.faq-answer { padding: 0 24px 20px; font-size: 14px; color: var(--text-2); line-height: 1.7; }

/* REQUIREMENTS */
.req-grid { display: grid; grid-template-columns: 1fr; gap: 12px; max-width: 520px; }
.req-item { display: flex; align-items: center; gap: 16px; padding: 16px 20px; background: var(--card); border: 1px solid var(--border); border-radius: var(--r-s); }
.req-item i { color: var(--accent); font-size: 16px; width: 20px; text-align: center; }
.req-item .label { font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; font-weight: 600; }
.req-item .value { font-size: 14px; color: var(--text); }

/* CTA */
.cta-section { padding: 120px 0; text-align: center; position: relative; overflow: hidden; }
.cta-section::before { content:''; position: absolute; top: 50%; left: 30%; transform: translate(-50%,-50%); width: 500px; height: 500px; background: radial-gradient(circle, rgba(45,212,191,0.06) 0%, transparent 65%); pointer-events: none; }
.cta-section::after { content:''; position: absolute; top: 40%; right: 20%; width: 400px; height: 400px; background: radial-gradient(circle, rgba(167,139,250,0.05) 0%, transparent 65%); pointer-events: none; }
.cta-title { font-size: clamp(32px, 5vw, 48px); font-weight: 900; color: var(--white); letter-spacing: -0.02em; margin-bottom: 16px; }
.cta-desc { font-size: 16px; color: var(--text-2); margin-bottom: 36px; max-width: 480px; margin-left: auto; margin-right: auto; }
.cta-link { margin-top: 20px; font-size: 13px; color: var(--text-3); }
.cta-link a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.cta-link a:hover { color: var(--accent-l); }

/* SEO BLOCK */
.seo-block { padding: 80px 0; border-top: 1px solid var(--border); }
.seo-toggle { width: 100%; padding: 24px; background: var(--card); border: 1px solid var(--border); border-radius: var(--r); cursor: pointer; display: flex; justify-content: space-between; align-items: center; list-style: none; }
.seo-toggle::-webkit-details-marker { display: none; }
.seo-toggle h2 { font-size: 18px; font-weight: 700; color: var(--white); }
.seo-toggle p { font-size: 13px; color: var(--text-3); margin-top: 2px; }
.seo-content { padding: 32px 24px; font-size: 14px; color: var(--text-2); line-height: 1.75; }
.seo-content h3 { font-size: 16px; font-weight: 700; color: var(--white); margin: 32px 0 12px; }
.seo-content h3:first-child { margin-top: 0; }
.seo-content ul { padding-left: 20px; margin: 8px 0; }
.seo-content li { margin-bottom: 6px; }
.seo-content p { margin-bottom: 12px; }

/* FOOTER */
.site-footer { border-top: 1px solid var(--border); padding: 64px 0 40px; }
.footer-grid { display: grid; grid-template-columns: 1fr; gap: 40px; }
@media (min-width: 640px) { .footer-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer-brand p { font-size: 13px; color: var(--text-3); margin-top: 12px; line-height: 1.6; }
.footer-col h5 { font-size: 12px; font-weight: 600; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 16px; }
.footer-col a { display: block; font-size: 13px; color: var(--text-2); padding: 4px 0; transition: color .2s; }
.footer-col a:hover { color: var(--white); }
.footer-bottom { margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--border); display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px; }
.footer-bottom p { font-size: 12px; color: var(--text-3); }
.footer-social a { color: var(--text-3); font-size: 16px; margin-left: 16px; transition: color .2s; }
.footer-social a:hover { color: var(--white); }

/* BACK TO TOP */
.back-to-top { position: fixed; bottom: 24px; right: 24px; z-index: 90; width: 40px; height: 40px; border-radius: 50%; background: var(--card); border: 1px solid var(--border); color: var(--text-2); display: flex; align-items: center; justify-content: center; font-size: 14px; opacity: 0; pointer-events: none; transform: translateY(8px); transition: all .3s; }
.back-to-top.visible { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { color: var(--white); border-color: var(--border-h); }

/* LIGHTBOX */
.lightbox { display: none; position: fixed; inset: 0; z-index: 200; background: rgba(0,0,0,0.92); backdrop-filter: blur(12px); align-items: center; justify-content: center; padding: 24px; }
.lightbox.open { display: flex; }
.lightbox img { max-width: 100%; max-height: 90vh; border-radius: var(--r-s); }
.lightbox-close { position: absolute; top: 20px; right: 24px; color: white; font-size: 24px; cursor: pointer; width: 44px; height: 44px; display: flex; align-items: center; justify-content: center; border-radius: 50%; background: rgba(255,255,255,0.1); }

/* REVEAL ANIMATIONS */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay-1 { transition-delay: .1s; }
.reveal-delay-2 { transition-delay: .2s; }
.reveal-delay-3 { transition-delay: .3s; }

/* PAGE HEADER (for subpages) */
.page-header { padding: 130px 0 60px; position: relative; overflow: hidden; border-bottom: 1px solid var(--border); }
.page-header::before { content:''; position: absolute; top: -200px; left: 50%; transform: translateX(-50%); width: 600px; height: 600px; background: radial-gradient(circle, rgba(45,212,191,0.08) 0%, transparent 70%); pointer-events: none; }
.page-header .section-label { margin-bottom: 8px; }
.page-header h1 { font-size: clamp(32px, 5vw, 48px); font-weight: 900; color: var(--white); letter-spacing: -0.02em; margin-bottom: 12px; }
.page-header p { font-size: 17px; color: var(--text-2); max-width: 600px; line-height: 1.7; }

/* BREADCRUMB */
.breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-3); margin-bottom: 20px; }
.breadcrumb a { color: var(--text-2); transition: color .2s; }
.breadcrumb a:hover { color: var(--white); }
.breadcrumb .sep { font-size: 10px; }