:root {
  --primary: #f97316;
  --primary-dark: #c2410c;
  --accent: #fb923c;
  --bg: #0f172a;
  --bg-soft: #161e34;
  --card: rgba(255, 255, 255, 0.04);
  --card-strong: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.08);
  --text: #f1f5f9;
  --muted: rgba(241, 245, 249, 0.6);
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", sans-serif; background: var(--bg); color: var(--text); -webkit-font-smoothing: antialiased; line-height: 1.55; }
a { color: inherit; text-decoration: none; }
.container { width: min(1200px, 100% - 32px); margin: 0 auto; }
h1, h2, h3 { font-weight: 800; letter-spacing: -0.02em; }

.topbar { position: sticky; top: 0; z-index: 30; backdrop-filter: blur(18px); background: rgba(15, 23, 42, 0.85); border-bottom: 1px solid var(--border); }
.topbar-row { display: flex; align-items: center; justify-content: space-between; height: 70px; gap: 16px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 18px; }
.brand-mark { color: var(--primary); font-size: 24px; }
.topnav { display: none; gap: 28px; color: var(--muted); font-size: 14px; }
.topnav a:hover { color: var(--text); }
@media (min-width: 980px) { .topnav { display: inline-flex; } }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 12px 20px; border-radius: 10px; font-weight: 700; font-size: 14px; cursor: pointer; border: 0; transition: transform .15s ease, box-shadow .2s ease; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--primary); color: #fff; box-shadow: 0 18px 36px -12px rgba(249, 115, 22, 0.55); }
.btn-ghost { background: var(--card); color: var(--text); border: 1px solid var(--border); }
.btn-lg { padding: 16px 26px; font-size: 15px; border-radius: 12px; }

.hero { padding: 80px 0 60px; background: radial-gradient(800px 500px at 90% 0%, rgba(249, 115, 22, 0.18), transparent 60%); }
.hero-grid { display: grid; gap: 40px; align-items: center; grid-template-columns: 1fr; }
@media (min-width: 980px) { .hero-grid { grid-template-columns: 1.1fr 0.9fr; } }
.badge { display: inline-flex; gap: 8px; padding: 8px 16px; background: var(--primary); color: #fff; font-size: 12px; font-weight: 800; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 22px; border-radius: 4px; }
.hero h1 { font-size: clamp(40px, 6vw, 76px); line-height: 0.96; margin: 0 0 18px; text-transform: uppercase; }
.hero p { color: var(--muted); font-size: 17px; margin: 0 0 28px; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 30px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; max-width: 540px; }
.hs { padding: 14px 16px; background: var(--card); border-top: 3px solid var(--primary); }
.hs-num { font-size: 22px; font-weight: 800; }
.hs-label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.04em; }

.ba-card { position: relative; background: var(--card-strong); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
.ba-toggle { display: flex; padding: 12px; gap: 8px; border-bottom: 1px solid var(--border); }
.bbt { flex: 1; padding: 10px; background: var(--card); border: 1px solid var(--border); color: var(--muted); cursor: pointer; font-weight: 700; text-transform: uppercase; font-size: 12px; letter-spacing: 0.06em; border-radius: 4px; }
.bbt.active { background: var(--primary); color: #fff; border-color: var(--primary); }
.ba-photo { height: 360px; display: flex; align-items: center; justify-content: center; font-size: 160px; background: linear-gradient(135deg, rgba(249, 115, 22, 0.15), rgba(15, 23, 42, 0.5)); transition: filter .3s ease; }
.ba-photo.before { filter: grayscale(0.7) brightness(0.7); }
.ba-tag { position: absolute; padding: 8px 14px; background: var(--primary); color: #fff; font-size: 12px; font-weight: 800; border-radius: 4px; }
.ba-tag { bottom: 18px; left: 18px; }
.ba-tag.t2 { left: auto; right: 18px; background: var(--bg); border: 1px solid var(--primary); color: var(--primary); }

.section { padding: 96px 0; }
.section-soft { background: var(--bg-soft); }
.section-head { text-align: center; margin-bottom: 50px; }
.kicker { display: inline-block; padding: 4px 12px; border-radius: 4px; background: rgba(249, 115, 22, 0.15); color: var(--primary); font-size: 11px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 12px; }
.section-head h2 { font-size: clamp(32px, 4.5vw, 56px); margin: 0 0 8px; text-transform: uppercase; }
.section-head p { color: var(--muted); margin: 0; font-size: 16px; text-transform: none; letter-spacing: normal; font-weight: 400; }

.services-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.service { background: var(--card); border: 1px solid var(--border); border-top: 3px solid var(--primary); padding: 28px; transition: transform .2s ease; }
.service:hover { transform: translateY(-3px); }
.service-icon { font-size: 36px; margin-bottom: 12px; color: var(--primary); }
.service-name { font-weight: 800; font-size: 18px; margin-bottom: 6px; }
.service-text { color: var(--muted); font-size: 14px; margin-bottom: 12px; }
.service-price { color: var(--primary); font-weight: 800; }

.portfolio-grid { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.case { background: var(--card-strong); border: 1px solid var(--border); border-radius: 4px; overflow: hidden; }
.case-img { height: 220px; background: linear-gradient(135deg, rgba(249, 115, 22, 0.12), rgba(15, 23, 42, 0.5)); display: flex; align-items: center; justify-content: center; font-size: 88px; }
.case-info { padding: 22px; }
.case-name { font-weight: 800; font-size: 17px; margin-bottom: 6px; }
.case-meta { display: flex; gap: 16px; color: var(--muted); font-size: 13px; }
.case-meta strong { color: var(--text); }

.calc-grid { display: grid; gap: 32px; align-items: center; grid-template-columns: 1fr; }
@media (min-width: 880px) { .calc-grid { grid-template-columns: 1fr 1fr; } }
.calc-info h2 { font-size: clamp(30px, 4vw, 46px); margin: 12px 0 14px; text-transform: uppercase; }
.calc-info p { color: var(--muted); margin: 0 0 20px; font-size: 17px; }
.calc-perks { padding: 0; list-style: none; display: grid; gap: 8px; color: var(--text); }
.calc-perks li { padding-left: 26px; position: relative; }
.calc-perks li::before { content: '✓'; position: absolute; left: 0; color: var(--primary); font-weight: 800; }

.calculator { background: var(--card-strong); border: 1px solid var(--border); padding: 32px; border-top: 3px solid var(--primary); }
.calculator label { display: block; margin-bottom: 16px; font-size: 13px; color: var(--muted); }
.calculator select, .calculator input[type=range] { width: 100%; margin-top: 8px; }
.calculator select { padding: 12px 14px; background: var(--card); border: 1px solid var(--border); color: var(--text); font-size: 14px; outline: none; }
.calc-val { color: var(--text); font-weight: 700; font-size: 16px; margin-top: 4px; }
.calc-result { margin: 22px 0; padding: 22px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.calc-result span { color: var(--muted); }
.calc-result strong { font-size: 30px; color: var(--primary); font-weight: 800; }

.process { display: grid; gap: 14px; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.proc { background: var(--card); border: 1px solid var(--border); padding: 24px; border-left: 3px solid var(--primary); }
.proc-num { color: var(--primary); font-weight: 800; font-size: 14px; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 8px; }
.proc-title { font-weight: 800; font-size: 17px; margin-bottom: 6px; text-transform: uppercase; }
.proc-text { color: var(--muted); font-size: 14px; }

.reviews-grid { display: grid; gap: 18px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.review { background: var(--card); border: 1px solid var(--border); border-top: 2px solid var(--primary); padding: 24px; }
.review-stars { color: var(--primary); margin-bottom: 8px; letter-spacing: 2px; }
.review-text { margin-bottom: 14px; }
.review-foot { display: flex; align-items: center; gap: 12px; }
.review-avatar { width: 42px; height: 42px; background: var(--primary); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; }
.review-name { font-weight: 700; }
.review-role { color: var(--muted); font-size: 13px; }

.faq-wrap { max-width: 820px; margin: 0 auto; }
.faq { display: grid; gap: 8px; }
.faq-item { background: var(--card); border-left: 3px solid var(--primary); }
.faq-q { width: 100%; text-align: left; background: transparent; border: 0; color: var(--text); padding: 18px 22px; font-size: 15px; font-weight: 700; cursor: pointer; display: flex; justify-content: space-between; align-items: center; gap: 16px; text-transform: uppercase; letter-spacing: 0.02em; }
.faq-q::after { content: '+'; font-size: 22px; color: var(--primary); }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a { padding: 0 22px 18px; color: var(--muted); display: none; }
.faq-item.open .faq-a { display: block; }

.cta { padding: 100px 0; }
.cta-card { display: grid; gap: 32px; align-items: start; grid-template-columns: 1fr; padding: 44px; background: linear-gradient(135deg, rgba(249, 115, 22, 0.15), rgba(15, 23, 42, 0.5)); border: 1px solid var(--border); border-top: 3px solid var(--primary); }
@media (min-width: 880px) { .cta-card { grid-template-columns: 1.1fr 1fr; } }
.cta-card h2 { font-size: clamp(28px, 4vw, 44px); margin: 0 0 12px; text-transform: uppercase; }
.cta-card p { color: var(--muted); margin: 0; }
.cta-form { display: grid; gap: 12px; }
.cta-form input { width: 100%; padding: 14px 16px; background: rgba(15, 23, 42, 0.5); border: 1px solid var(--border); color: var(--text); font-size: 14px; outline: none; border-radius: 4px; }
.cta-form input:focus { border-color: var(--primary); }

.footer { padding: 64px 0 32px; border-top: 1px solid var(--border); }
.footer-grid { display: grid; gap: 28px; grid-template-columns: 1fr; }
@media (min-width: 720px) { .footer-grid { grid-template-columns: 1.4fr 1fr 1fr; } }
.brand-foot { margin-bottom: 12px; }
.foot-title { font-weight: 800; margin-bottom: 12px; text-transform: uppercase; letter-spacing: 0.04em; font-size: 14px; }
.footer a, .footer span { display: block; color: var(--muted); margin-bottom: 6px; font-size: 14px; }
.social { display: flex; gap: 10px; flex-wrap: wrap; }
.social a { display: inline-flex; align-items: center; justify-content: center; width: 38px; height: 38px; background: var(--card); border: 1px solid var(--border); color: var(--text); font-size: 16px; margin: 0; border-radius: 4px; }
.footer-copy { margin-top: 36px; padding-top: 18px; border-top: 1px solid var(--border); color: var(--muted); font-size: 13px; }