:root {
  --bg: #f4f6f7;
  --surface: #ffffff;
  --surface-soft: #e9eef0;
  --text: #20272b;
  --muted: #68747a;
  --dark: #11171a;
  --dark-2: #1a2226;
  --metal: #aab5ba;
  --metal-light: #dce3e6;
  --line: rgba(32, 39, 43, .14);
  --shadow: 0 20px 60px rgba(16, 25, 29, .10);
  --radius: 24px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
button, a { -webkit-tap-highlight-color: transparent; }

.container { width: min(calc(100% - 40px), var(--container)); margin-inline: auto; }
.section { padding: 100px 0; }
.section-soft { background: var(--surface-soft); }
.section-dark { background: var(--dark); color: #fff; }

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  background: rgba(17, 23, 26, .78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,.08);
  transition: background .25s ease, box-shadow .25s ease;
}
.site-header.scrolled { background: rgba(17, 23, 26, .96); box-shadow: 0 8px 30px rgba(0,0,0,.18); }
.nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 28px; }
.brand { color: #fff; font-weight: 800; display: flex; align-items: center; gap: 12px; letter-spacing: .01em; }
.brand-mark { width: 28px; height: 28px; border: 2px solid var(--metal-light); display: block; position: relative; transform: skewX(-10deg); }
.brand-mark::after { content: ""; position: absolute; width: 12px; height: 12px; border: 2px solid var(--metal); right: -8px; bottom: -8px; background: var(--dark); }
.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav a { color: rgba(255,255,255,.8); font-size: .94rem; transition: color .2s ease; }
.main-nav a:hover { color: #fff; }
.menu-toggle { display: none; width: 46px; height: 46px; padding: 10px; border: 1px solid rgba(255,255,255,.15); background: transparent; border-radius: 12px; }
.menu-toggle span { display: block; height: 2px; background: #fff; margin: 5px 0; transition: .2s ease; }

.hero { min-height: 760px; display: grid; place-items: center; position: relative; overflow: hidden; padding-top: 120px; }
.hero::before { content: ""; position: absolute; inset: 0; background: radial-gradient(circle at 78% 26%, rgba(187,204,211,.14), transparent 28%), linear-gradient(120deg, rgba(255,255,255,.02), transparent 40%); }
.hero-grid { position: absolute; inset: 0; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 70px 70px; mask-image: linear-gradient(to bottom, black, transparent 90%); }
.hero-content { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 70px; }
.eyebrow { margin: 0 0 12px; font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .22em; color: #7b898f; }
.section-dark .eyebrow { color: #b8c4c9; }
.hero h1 { font-size: clamp(3.5rem, 7vw, 7rem); line-height: .92; letter-spacing: -.055em; margin: 0; max-width: 760px; }
.hero h1 span { display: block; color: #c8d1d5; }
.hero-lead { max-width: 640px; margin: 28px 0 0; color: rgba(255,255,255,.68); font-size: clamp(1rem, 1.6vw, 1.25rem); }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 36px; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 52px; padding: 0 24px; border-radius: 14px; font-weight: 800; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: #fff; color: var(--dark); box-shadow: 0 12px 34px rgba(255,255,255,.12); }
.btn-ghost { border: 1px solid rgba(255,255,255,.20); color: #fff; background: rgba(255,255,255,.03); }
.hero-visual { position: relative; height: 480px; }
.frame { position: absolute; border: 1px solid rgba(217,226,230,.32); }
.frame-one { width: 72%; height: 72%; right: 5%; top: 8%; }
.frame-two { width: 66%; height: 64%; left: 0; bottom: 0; }
.glass-panel { position: absolute; inset: 54px 28px 20px 50px; background: linear-gradient(135deg, rgba(255,255,255,.12), rgba(255,255,255,.025)); border: 1px solid rgba(255,255,255,.22); backdrop-filter: blur(7px); box-shadow: 0 30px 100px rgba(0,0,0,.28); overflow: hidden; }
.glass-lines { position: absolute; inset: 0; background: linear-gradient(110deg, transparent 0 48%, rgba(255,255,255,.10) 48.2% 48.5%, transparent 48.7% 100%), repeating-linear-gradient(90deg, transparent 0 74px, rgba(255,255,255,.07) 75px 76px); }
.panel-label { position: absolute; left: 28px; bottom: 26px; font-size: .82rem; letter-spacing: .14em; text-transform: uppercase; color: rgba(255,255,255,.68); }

.specialties { margin-top: -36px; position: relative; z-index: 5; }
.specialty-grid { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--surface); border-radius: 22px; box-shadow: var(--shadow); overflow: hidden; }
.mini-card { padding: 28px; min-height: 180px; position: relative; border-right: 1px solid var(--line); transition: transform .25s ease, background .25s ease; }
.mini-card:last-child { border-right: none; }
.mini-card:hover { background: #f8fafb; transform: translateY(-4px); }
.mini-icon { font-size: .72rem; letter-spacing: .15em; color: #8b979c; }
.mini-card h2 { margin: 38px 0 4px; font-size: 1.3rem; }
.mini-card p { margin: 0; color: var(--muted); font-size: .95rem; }

.section-heading { max-width: 760px; margin-bottom: 44px; }
.section-heading h2 { margin: 0; font-size: clamp(2.2rem, 4vw, 4.25rem); line-height: 1.02; letter-spacing: -.04em; }
.section-heading p:not(.eyebrow) { margin: 18px 0 0; color: var(--muted); font-size: 1.08rem; }
.section-heading.light p:not(.eyebrow) { color: rgba(255,255,255,.62); }

.service-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.service-card { padding: 32px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); min-height: 230px; box-shadow: 0 14px 40px rgba(24,34,39,.05); position: relative; overflow: hidden; transition: transform .25s ease, box-shadow .25s ease; }
.service-card::after { content: ""; position: absolute; width: 150px; height: 150px; border: 1px solid rgba(33,43,48,.12); right: -45px; bottom: -60px; transform: rotate(30deg); }
.service-card:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.service-number { color: #8b979c; font-size: .8rem; letter-spacing: .16em; }
.service-card h3 { margin: 70px 0 10px; font-size: 1.45rem; }
.service-card p { color: var(--muted); margin: 0; }

.split-layout { display: grid; grid-template-columns: .9fr 1.1fr; gap: 70px; align-items: start; }
.glass-service-list { border: 1px solid rgba(32,39,43,.14); background: rgba(255,255,255,.5); backdrop-filter: blur(8px); border-radius: var(--radius); overflow: hidden; }
.glass-item { display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 24px 26px; border-bottom: 1px solid rgba(32,39,43,.12); font-weight: 750; }
.glass-item:last-child { border-bottom: none; }
.glass-item b { font-size: .72rem; color: #8b979c; letter-spacing: .1em; }

.metal-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px; }
.metal-card { min-height: 260px; padding: 24px; border: 1px solid rgba(255,255,255,.12); background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.015)); position: relative; overflow: hidden; transition: transform .25s ease, border-color .25s ease; }
.metal-card::before { content: ""; position: absolute; left: 0; top: 44%; width: 100%; height: 1px; background: rgba(255,255,255,.09); transform: skewY(-20deg); }
.metal-card:hover { transform: translateY(-6px); border-color: rgba(255,255,255,.3); }
.metal-card span { font-size: .75rem; color: #9dabb1; letter-spacing: .14em; }
.metal-card h3 { position: absolute; left: 24px; bottom: 20px; margin: 0; font-size: 1.2rem; }

.feature-band { background: #dfe5e7; }
.feature-band-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.feature-copy h2 { margin: 0; font-size: clamp(2.3rem, 4vw, 4.4rem); line-height: 1; letter-spacing: -.045em; }
.feature-tags { display: flex; gap: 10px; margin-top: 30px; flex-wrap: wrap; }
.feature-tags span { padding: 10px 14px; border: 1px solid rgba(32,39,43,.16); background: rgba(255,255,255,.45); border-radius: 999px; font-weight: 750; }
.line-art { height: 300px; position: relative; border: 1px solid rgba(32,39,43,.18); background: rgba(255,255,255,.26); overflow: hidden; }
.line-art span { position: absolute; border: 1px solid rgba(32,39,43,.24); }
.line-art span:nth-child(1) { width: 75%; height: 80%; top: 12%; left: 10%; }
.line-art span:nth-child(2) { width: 50%; height: 100%; top: -18%; left: 26%; transform: rotate(28deg); }
.line-art span:nth-child(3) { width: 80%; height: 1px; top: 50%; left: 12%; }
.line-art span:nth-child(4) { width: 1px; height: 88%; top: 6%; left: 50%; }

.cancel-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
.cancel-card { background: rgba(255,255,255,.55); border: 1px solid rgba(32,39,43,.14); border-radius: var(--radius); padding: 24px; min-height: 360px; display: flex; flex-direction: column; justify-content: space-between; box-shadow: 0 14px 40px rgba(24,34,39,.05); }
.transparent-box { height: 245px; border: 2px solid #87969d; background: linear-gradient(135deg, rgba(255,255,255,.7), rgba(255,255,255,.22)); position: relative; }
.transparent-box::before, .transparent-box::after { content: ""; position: absolute; background: rgba(76,91,99,.38); }
.transparent-box::before { width: 2px; height: 100%; left: 50%; }
.transparent-box::after { height: 2px; width: 100%; top: 50%; }
.transparent-box.double { background: linear-gradient(120deg, rgba(255,255,255,.82), rgba(211,222,226,.25)); }
.cancel-card h3 { margin: 18px 0 0; font-size: 1.35rem; }

.cyclone-card { border-radius: var(--radius); background: var(--surface); border: 1px solid var(--line); padding: 40px; display: grid; grid-template-columns: .8fr 1.2fr; gap: 40px; align-items: center; box-shadow: var(--shadow); }
.cyclone-card h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.7rem); line-height: 1; letter-spacing: -.04em; }
.cyclone-lines { display: grid; gap: 12px; }
.cyclone-lines span { height: 12px; display: block; background: linear-gradient(90deg, #849198, #d5dcdf 50%, #849198); border-radius: 999px; }

.summary-section { padding-top: 30px; }
.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.summary-item { padding: 26px; background: var(--surface); border-top: 3px solid #7d8b91; min-height: 190px; box-shadow: 0 12px 30px rgba(24,34,39,.05); }
.summary-item h3 { margin: 0 0 10px; font-size: 1.15rem; }
.summary-item p { margin: 0; color: var(--muted); }

.location-strip { padding: 46px 0; background: #d7dee1; border-block: 1px solid rgba(32,39,43,.1); }
.location-content { display: flex; align-items: center; gap: 22px; }
.location-pin { width: 64px; height: 64px; display: grid; place-items: center; border: 1px solid rgba(32,39,43,.2); border-radius: 50%; font-size: 1.8rem; }
.location-content h2 { margin: 0; font-size: clamp(2rem, 4vw, 3.3rem); }

.contact-section { background: var(--dark); }
.contact-card { background: linear-gradient(135deg, #202a2f, #12181b); border: 1px solid rgba(255,255,255,.1); border-radius: 30px; padding: 48px; color: #fff; display: grid; grid-template-columns: 1fr 1fr; gap: 30px; align-items: center; box-shadow: 0 30px 80px rgba(0,0,0,.24); }
.contact-card h2 { font-size: clamp(2.2rem, 4vw, 4rem); line-height: 1; margin: 0; letter-spacing: -.04em; }
.contact-place { color: rgba(255,255,255,.62); }
.contact-action { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.contact-action > span { color: rgba(255,255,255,.5); font-size: .8rem; text-transform: uppercase; letter-spacing: .15em; }
.contact-action > a:not(.btn) { font-size: clamp(1.9rem, 4vw, 3.4rem); font-weight: 850; line-height: 1; }
.contact-action .btn { margin-top: 12px; }

.footer { background: #0b1012; color: rgba(255,255,255,.7); padding: 34px 0; }
.footer-grid { display: flex; justify-content: space-between; gap: 30px; align-items: center; }
.footer strong { color: #fff; }
.footer p { margin: 4px 0; }
.footer nav { display: flex; flex-wrap: wrap; gap: 18px; font-size: .9rem; }
.footer nav a:hover { color: #fff; }

.floating-call { position: fixed; z-index: 900; right: 22px; bottom: 22px; width: 58px; height: 58px; border-radius: 50%; background: #fff; color: #101619; display: grid; place-items: center; font-size: 1.35rem; box-shadow: 0 16px 40px rgba(0,0,0,.22); border: 1px solid rgba(16,22,25,.08); transition: transform .2s ease; }
.floating-call:hover { transform: translateY(-4px) scale(1.03); }

.reveal { opacity: 1; transform: none; }
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .65s ease, transform .65s ease; }
.js .reveal.visible { opacity: 1; transform: none; }

@media (max-width: 1000px) {
  .main-nav { position: absolute; top: 76px; left: 20px; right: 20px; display: none; flex-direction: column; align-items: stretch; gap: 0; padding: 10px; background: rgba(17,23,26,.98); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; box-shadow: 0 24px 60px rgba(0,0,0,.25); }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 13px 12px; border-bottom: 1px solid rgba(255,255,255,.07); }
  .main-nav a:last-child { border-bottom: 0; }
  .menu-toggle { display: block; }
  .hero-content, .split-layout, .feature-band-grid { grid-template-columns: 1fr; }
  .hero { min-height: auto; padding: 150px 0 100px; }
  .hero-visual { height: 390px; max-width: 650px; width: 100%; }
  .specialty-grid { grid-template-columns: repeat(2, 1fr); }
  .mini-card:nth-child(2) { border-right: none; }
  .mini-card:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .metal-grid { grid-template-columns: repeat(3, 1fr); }
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 720px) {
  .container { width: min(calc(100% - 26px), var(--container)); }
  .section { padding: 72px 0; }
  .nav-wrap { min-height: 70px; }
  .brand { font-size: .92rem; }
  .hero { padding-top: 124px; }
  .hero h1 { font-size: clamp(3rem, 16vw, 5rem); }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .hero-visual { height: 300px; }
  .glass-panel { inset: 34px 12px 10px 24px; }
  .specialties { margin-top: -24px; }
  .specialty-grid, .service-grid, .cancel-grid, .summary-grid { grid-template-columns: 1fr; }
  .mini-card { border-right: none; border-bottom: 1px solid var(--line); }
  .mini-card:last-child { border-bottom: none; }
  .mini-card h2 { margin-top: 26px; }
  .service-card { min-height: 200px; }
  .service-card h3 { margin-top: 48px; }
  .metal-grid { grid-template-columns: 1fr 1fr; }
  .metal-card { min-height: 210px; }
  .line-art { height: 240px; }
  .cyclone-card, .contact-card { grid-template-columns: 1fr; padding: 28px; }
  .contact-action > a:not(.btn) { font-size: clamp(1.65rem, 8vw, 2.6rem); }
  .footer-grid { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 460px) {
  .metal-grid { grid-template-columns: 1fr; }
  .hero-visual { height: 250px; }
  .panel-label { left: 18px; bottom: 16px; font-size: .68rem; }
  .floating-call { width: 54px; height: 54px; right: 16px; bottom: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
  .reveal, .js .reveal { opacity: 1; transform: none; }
}