/* =========================================================
   REDISON LUBRICANTS — Premium Industrial Design System 2026
   Pure CSS, no framework. Mobile-first.
   ========================================================= */

/* ---------- Design Tokens ---------- */
:root {
  --red: #E2231A;
  --red-dark: #B5140C;
  --red-soft: #ff5249;
  --blue: #00AEEF;
  --blue-dark: #0089bd;
  --gold: #F4B223;
  --navy: #0B1220;
  --navy-2: #111a2e;
  --navy-3: #1a2438;
  --ink: #0f172a;
  --slate: #475569;
  --muted: #64748b;
  --line: #e2e8f0;
  --bg: #ffffff;
  --bg-soft: #f6f8fb;
  --bg-soft-2: #eef2f8;
  --white: #ffffff;

  --radius: 16px;
  --radius-lg: 24px;
  --radius-sm: 10px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06), 0 2px 8px rgba(15,23,42,.05);
  --shadow: 0 10px 30px rgba(15,23,42,.10);
  --shadow-lg: 0 30px 60px rgba(15,23,42,.16);
  --shadow-red: 0 14px 30px rgba(226,35,26,.30);

  --container: 1200px;
  --font-head: 'Space Grotesk', 'Segoe UI', system-ui, sans-serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;

  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16.5px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1,h2,h3,h4 { font-family: var(--font-head); font-weight: 700; line-height: 1.1; letter-spacing: -.02em; color: var(--ink); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
section { position: relative; }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 22px; }
.section { padding: 92px 0; }
.section-sm { padding: 64px 0; }
.center { text-align: center; }
.grid { display: grid; gap: 26px; }

/* ---------- Eyebrow + headings ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--font-head); font-weight: 600; font-size: .8rem;
  letter-spacing: .16em; text-transform: uppercase; color: var(--red);
  margin-bottom: 16px;
}
.eyebrow::before { content:""; width: 26px; height: 2px; background: var(--red); display:inline-block; }
.eyebrow.light { color: var(--gold); }
.eyebrow.light::before { background: var(--gold); }
.eyebrow.center { justify-content: center; }

.h-xl { font-size: clamp(2.1rem, 5.2vw, 3.6rem); }
.h-lg { font-size: clamp(1.8rem, 4vw, 2.7rem); }
.h-md { font-size: clamp(1.4rem, 3vw, 1.9rem); }
.lead { font-size: 1.12rem; color: var(--slate); max-width: 60ch; }
.muted { color: var(--muted); }
.text-grad { color: var(--red); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--font-head); font-weight: 600; font-size: .98rem;
  padding: 14px 26px; border-radius: 999px; transition: .25s var(--ease);
  white-space: nowrap; cursor: pointer; border: 1.5px solid transparent;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--red); color: #fff; box-shadow: var(--shadow-red); }
.btn-primary:hover { background: var(--red-dark); transform: translateY(-2px); box-shadow: 0 18px 36px rgba(226,35,26,.4); }
.btn-wa { background: #25D366; color: #fff; box-shadow: 0 14px 30px rgba(37,211,102,.32); }
.btn-wa:hover { background: #1ebe5a; transform: translateY(-2px); }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: #000; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line); }
.btn-ghost:hover { border-color: var(--ink); background: var(--ink); color:#fff; }
.btn-ghost-light { background: rgba(255,255,255,.06); color:#fff; border-color: rgba(255,255,255,.25); backdrop-filter: blur(6px); }
.btn-ghost-light:hover { background:#fff; color: var(--navy); }
.btn-lg { padding: 17px 34px; font-size: 1.05rem; }

/* ---------- Header / Nav ---------- */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  transition: .3s var(--ease);
  padding: 18px 0;
}
.header::before {
  content:""; position:absolute; inset:0; background: rgba(11,18,32,.0);
  backdrop-filter: blur(0px); transition: .3s var(--ease); border-bottom: 1px solid transparent;
}
.header.scrolled { padding: 11px 0; }
.header.scrolled::before { background: rgba(255,255,255,.92); backdrop-filter: blur(14px); border-bottom: 1px solid var(--line); box-shadow: var(--shadow-sm); }
.nav { display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 2; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark {
  width: 46px; height: 46px; border-radius: 12px; flex-shrink:0;
  background: var(--red); display: grid; place-items: center;
  box-shadow: var(--shadow-red); position: relative; overflow: hidden;
}
.brand-mark span { font-family: var(--font-head); font-weight: 700; color:#fff; font-size: 1.5rem; line-height:1; position: relative; z-index:2; }
.brand-mark::after { content:""; position:absolute; width:14px; height:14px; border-radius:50%; background: var(--gold); bottom:6px; right:7px; }
.brand-text { line-height: 1.05; }
.brand-text b { font-family: var(--font-head); font-size: 1.22rem; letter-spacing:-.01em; color: var(--ink); display:block; }
.brand-text small { font-size: .64rem; letter-spacing: .26em; text-transform: uppercase; color: var(--muted); font-weight:600; }
.header:not(.scrolled) .brand-text b { color: #fff; }
.header:not(.scrolled) .brand-text small { color: rgba(255,255,255,.6); }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  font-family: var(--font-head); font-weight: 500; font-size: .96rem;
  padding: 9px 15px; border-radius: 10px; color: var(--ink); transition: .2s;
  position: relative;
}
.header:not(.scrolled) .nav-links a { color: rgba(255,255,255,.86); }
.nav-links a:hover, .nav-links a.active { color: var(--red); }
.header:not(.scrolled) .nav-links a:hover, .header:not(.scrolled) .nav-links a.active { color:#fff; background: rgba(255,255,255,.1); }
.nav-cta { display: flex; align-items: center; gap: 12px; }
.nav-phone { display:flex; align-items:center; gap:8px; font-family:var(--font-head); font-weight:600; font-size:.92rem; color: var(--ink); }
.header:not(.scrolled) .nav-phone { color:#fff; }
.nav-phone svg { width:17px; height:17px; color: var(--red); }

.burger { display:none; width: 46px; height: 46px; border-radius:12px; background: rgba(255,255,255,.1); }
.burger span { display:block; width:22px; height:2px; background:#fff; margin:5px auto; transition:.3s; border-radius:2px; }
.header.scrolled .burger { background: var(--bg-soft); }
.header.scrolled .burger span { background: var(--ink); }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; display:flex; align-items:center;
  background: radial-gradient(120% 120% at 80% 0%, #16233f 0%, var(--navy) 45%, #060a14 100%);
  color:#fff; overflow:hidden; padding: 130px 0 70px;
}
.hero::before {
  content:""; position:absolute; inset:0;
  background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 54px 54px; mask-image: radial-gradient(circle at 70% 35%, #000 0%, transparent 70%);
}
.hero-glow { position:absolute; border-radius:50%; filter: blur(90px); opacity:.55; pointer-events:none; }
.hero-glow.red { width:520px; height:520px; background: var(--red); top:-180px; right:-120px; opacity:.32; }
.hero-glow.blue { width:480px; height:480px; background: var(--blue); bottom:-220px; left:-160px; opacity:.22; }
.hero .container { position: relative; z-index: 3; display:grid; grid-template-columns: 1.05fr .95fr; gap: 40px; align-items:center; }

.hero-badge {
  display:inline-flex; align-items:center; gap:10px; padding:8px 16px;
  border:1px solid rgba(255,255,255,.16); border-radius:999px; background: rgba(255,255,255,.05);
  font-size:.8rem; letter-spacing:.04em; margin-bottom:26px; backdrop-filter: blur(6px);
}
.hero-badge b { color: var(--gold); font-family:var(--font-head); }
.hero h1 { font-size: clamp(2.4rem, 5.6vw, 4.3rem); line-height: 1.02; color:#fff; }
.hero h1 .accent { color: var(--gold); }
.hero h1 .underline { position: relative; white-space: nowrap; }
.hero h1 .underline::after { content:""; position:absolute; left:0; right:0; bottom:6px; height:11px; background: var(--red); opacity:.85; z-index:-1; border-radius:4px; }
.hero-sub { font-size: 1.15rem; color: rgba(255,255,255,.78); margin: 24px 0 32px; max-width: 52ch; }
.hero-actions { display:flex; flex-wrap:wrap; gap:14px; margin-bottom: 38px; }
.hero-stats { display:flex; gap: 36px; flex-wrap:wrap; }
.hero-stats .stat b { font-family:var(--font-head); font-size: 2rem; color:#fff; display:block; line-height:1; }
.hero-stats .stat span { font-size:.82rem; color: rgba(255,255,255,.6); letter-spacing:.04em; }
.hero-stats .stat b i { color: var(--gold); font-style: normal; }

.hero-visual { position: relative; display:grid; place-items:center; }
.hero-product {
  position: relative; z-index:2; filter: drop-shadow(0 40px 60px rgba(0,0,0,.6));
  max-height: 560px; width:auto; animation: floaty 6s ease-in-out infinite;
}
.hero-ring {
  position:absolute; width: 420px; height: 420px; border-radius:50%;
  border: 1px dashed rgba(255,255,255,.16); animation: spin 40s linear infinite;
}
.hero-ring::before { content:""; position:absolute; top:-5px; left:50%; width:10px; height:10px; border-radius:50%; background: var(--gold); box-shadow: 0 0 18px var(--gold); }
.hero-disc {
  position:absolute; width: 480px; height:480px; border-radius:50%;
  background: radial-gradient(circle, rgba(0,174,239,.18) 0%, transparent 62%);
}
.hero-chip {
  position:absolute; z-index:3; background: rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(12px); border-radius:14px; padding:12px 16px; display:flex; gap:11px; align-items:center;
  box-shadow: var(--shadow); animation: floaty 5s ease-in-out infinite;
}
.hero-chip .ico { width:38px;height:38px;border-radius:10px;display:grid;place-items:center;flex-shrink:0; }
.hero-chip b { font-family:var(--font-head); font-size:.95rem; display:block; color:#fff; line-height:1.1; }
.hero-chip small { font-size:.72rem; color: rgba(255,255,255,.6); }
.hero-chip.c1 { top: 12%; left: -6%; }
.hero-chip.c2 { bottom: 14%; right: -4%; animation-delay:1.5s; }

@keyframes floaty { 0%,100%{ transform: translateY(0); } 50%{ transform: translateY(-16px); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Marquee / Trust strip ---------- */
.trust-strip { background: var(--navy-2); border-top:1px solid rgba(255,255,255,.06); border-bottom:1px solid rgba(255,255,255,.06); padding: 20px 0; overflow:hidden; }
.marquee { display:flex; gap: 56px; white-space:nowrap; animation: scrollx 28s linear infinite; width:max-content; }
.marquee span { font-family: var(--font-head); font-weight:600; color: rgba(255,255,255,.5); font-size:1rem; letter-spacing:.04em; display:flex; align-items:center; gap:14px; }
.marquee span::after { content:"◆"; color: var(--red); font-size:.6rem; }
@keyframes scrollx { to { transform: translateX(-50%); } }

/* ---------- Stat band ---------- */
.statband { background: var(--bg-soft); border-bottom: 1px solid var(--line); }
.statband .grid { grid-template-columns: repeat(4,1fr); text-align:center; }
.statband .stat b { font-family:var(--font-head); font-size: clamp(2rem,4vw,2.8rem); color: var(--ink); display:block; line-height:1; }
.statband .stat b i { color: var(--red); font-style:normal; }
.statband .stat span { color: var(--muted); font-size:.92rem; font-weight:500; }

/* ---------- Section heading block ---------- */
.sec-head { max-width: 720px; margin-bottom: 54px; }
.sec-head.center { margin-inline:auto; }

/* ---------- Category cards ---------- */
.cat-grid { grid-template-columns: repeat(3,1fr); }
.cat-card {
  background:#fff; border:1px solid var(--line); border-radius: var(--radius-lg); padding: 34px 30px;
  transition: .35s var(--ease); position: relative; overflow:hidden; isolation:isolate;
}
.cat-card::after { content:""; position:absolute; inset:0; background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%); opacity:0; transition:.35s var(--ease); z-index:-1; }
.cat-card:hover { transform: translateY(-8px); border-color: transparent; box-shadow: var(--shadow-lg); }
.cat-card:hover::after { opacity:1; }
.cat-card:hover h3, .cat-card:hover p, .cat-card:hover .cat-link { color:#fff; }
.cat-card:hover .cat-link { color: var(--gold); }
.cat-ico { width:58px; height:58px; border-radius:15px; display:grid; place-items:center; margin-bottom:22px; background: linear-gradient(135deg, var(--red) 0%, var(--red-dark) 100%); box-shadow: var(--shadow-red); }
.cat-ico svg { width:28px; height:28px; color:#fff; }
.cat-card:hover .cat-ico { background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%); box-shadow: 0 14px 30px rgba(0,174,239,.4); }
.cat-card h3 { font-size: 1.35rem; margin-bottom: 10px; transition:.3s; }
.cat-card p { color: var(--slate); font-size:.98rem; transition:.3s; margin-bottom:18px; }
.cat-link { display:inline-flex; align-items:center; gap:7px; font-family:var(--font-head); font-weight:600; font-size:.92rem; color: var(--red); transition:.3s; }
.cat-link svg { width:16px; height:16px; transition:.3s; }
.cat-card:hover .cat-link svg { transform: translateX(4px); }
.cat-tag { position:absolute; top:24px; right:24px; font-family:var(--font-head); font-size:.74rem; font-weight:600; color: var(--muted); }
.cat-card:hover .cat-tag { color: rgba(255,255,255,.5); }

/* ---------- Product showcase ---------- */
.filters { display:flex; flex-wrap:wrap; gap:10px; justify-content:center; margin-bottom: 44px; }
.filter-btn {
  font-family:var(--font-head); font-weight:600; font-size:.9rem; padding: 10px 20px; border-radius:999px;
  background:#fff; border:1.5px solid var(--line); color: var(--slate); transition:.25s;
}
.filter-btn:hover { border-color: var(--red); color: var(--red); }
.filter-btn.active { background: var(--navy); border-color: var(--navy); color:#fff; }

.product-grid { grid-template-columns: repeat(4,1fr); }
.product-card {
  background:#fff; border:1px solid var(--line); border-radius: var(--radius); overflow:hidden;
  transition: .35s var(--ease); display:flex; flex-direction:column;
}
.product-card:hover { transform: translateY(-7px); box-shadow: var(--shadow-lg); border-color: transparent; }
.product-media {
  position: relative; aspect-ratio: 1/1; display:grid; place-items:center; padding: 22px;
  background: radial-gradient(circle at 50% 40%, #fbfdff 0%, var(--bg-soft) 100%);
  overflow:hidden;
}
.product-media img { max-height: 100%; width:auto; object-fit:contain; transition: .4s var(--ease); filter: drop-shadow(0 14px 22px rgba(15,23,42,.18)); }
.product-card:hover .product-media img { transform: scale(1.07) translateY(-4px); }
.product-cat-pill { position:absolute; top:14px; left:14px; font-family:var(--font-head); font-size:.7rem; font-weight:600; letter-spacing:.04em; text-transform:uppercase; padding:5px 11px; border-radius:999px; background:#fff; color: var(--red); box-shadow: var(--shadow-sm); }
.product-info { padding: 20px 20px 22px; display:flex; flex-direction:column; gap:10px; flex:1; }
.product-info h3 { font-size: 1.12rem; }
.product-specs { display:flex; flex-wrap:wrap; gap:6px; }
.spec { font-size:.72rem; font-family:var(--font-head); font-weight:600; color: var(--slate); background: var(--bg-soft-2); padding: 4px 9px; border-radius:7px; }
.product-info p { font-size:.9rem; color: var(--muted); flex:1; }
.product-cta {
  display:inline-flex; align-items:center; justify-content:center; gap:8px; margin-top:6px;
  padding: 11px 16px; border-radius: 11px; background:#25D366; color:#fff; font-family:var(--font-head); font-weight:600; font-size:.88rem; transition:.25s;
}
.product-cta:hover { background:#1ebe5a; }
.product-cta svg { width:16px; height:16px; }

/* ---------- Feature / Why us ---------- */
.split { grid-template-columns: 1fr 1fr; gap: 56px; align-items:center; }
.feature-list { display:grid; gap:18px; margin-top: 30px; }
.feature-item { display:flex; gap:16px; align-items:flex-start; }
.feature-item .fi-ico { width:48px;height:48px;border-radius:13px;flex-shrink:0; display:grid;place-items:center; background: var(--bg-soft); border:1px solid var(--line); }
.feature-item .fi-ico svg { width:23px;height:23px; color: var(--red); }
.feature-item h4 { font-size:1.1rem; margin-bottom:4px; }
.feature-item p { color: var(--slate); font-size:.96rem; }

.media-frame { position: relative; border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow-lg); border:1px solid var(--line); background: radial-gradient(circle at 50% 35%, #fff 0%, var(--bg-soft) 100%); }
.media-frame img { width:100%; height:100%; object-fit:contain; aspect-ratio: 4/5; padding: 30px; }
.media-badge {
  position:absolute; bottom:22px; left:22px; right:22px;
  background: rgba(11,18,32,.78); backdrop-filter: blur(10px); border:1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: 18px 22px; color:#fff; display:flex; align-items:center; gap:16px;
}
.media-badge .mb-num { font-family:var(--font-head); font-size:2.4rem; color: var(--gold); line-height:1; }
.media-badge b { display:block; font-family:var(--font-head); font-size:1rem; }
.media-badge small { color: rgba(255,255,255,.7); font-size:.84rem; }

/* image collage — product cutouts shown contained on light cards */
.collage { display:grid; grid-template-columns: 1fr 1fr; grid-template-rows: auto auto; gap:18px; }
.collage img { width:100%; height:100%; object-fit:contain; border-radius: var(--radius); box-shadow: var(--shadow); background: radial-gradient(circle at 50% 40%, #fff 0%, var(--bg-soft) 100%); padding: 16px; border:1px solid var(--line); }
.collage .tall { grid-row: span 2; aspect-ratio: 3/5; }
.collage .wide { aspect-ratio: 4/3; }

/* ---------- Quality / cert band ---------- */
.cert-band { background: linear-gradient(135deg, var(--navy) 0%, #060a14 100%); color:#fff; overflow:hidden; }
.cert-band::before { content:""; position:absolute; inset:0; background-image: radial-gradient(circle at 85% 20%, rgba(226,35,26,.18) 0%, transparent 45%), radial-gradient(circle at 10% 90%, rgba(0,174,239,.14) 0%, transparent 45%); }
.cert-band .container { position:relative; z-index:2; }
.cert-grid { grid-template-columns: repeat(4,1fr); }
.cert-card { background: rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.1); border-radius: var(--radius); padding: 28px 24px; transition:.3s; }
.cert-card:hover { background: rgba(255,255,255,.08); transform: translateY(-5px); }
.cert-card .cc-ico { width:54px;height:54px;border-radius:14px; display:grid;place-items:center; margin-bottom:18px; background: rgba(244,178,35,.14); }
.cert-card .cc-ico svg { width:27px;height:27px; color: var(--gold); }
.cert-card h4 { color:#fff; font-size:1.12rem; margin-bottom:8px; }
.cert-card p { color: rgba(255,255,255,.68); font-size:.92rem; }

/* ---------- Process steps ---------- */
.steps { grid-template-columns: repeat(4,1fr); counter-reset: step; }
.step { position: relative; padding-top: 18px; }
.step .step-num { font-family:var(--font-head); font-weight:700; font-size: 3.2rem; color: var(--bg-soft-2); line-height:1; margin-bottom: 8px; }
.step:hover .step-num { color: var(--red); transition:.3s; }
.step h4 { font-size:1.18rem; margin-bottom:8px; }
.step p { color: var(--slate); font-size:.95rem; }
.step::before { content:""; position:absolute; top: 30px; left: 64px; right:-26px; height:2px; background: repeating-linear-gradient(90deg, var(--line) 0 8px, transparent 8px 16px); }
.steps .step:last-child::before { display:none; }

/* ---------- Showcase cards (product cutouts on light) ---------- */
.ind-grid { grid-template-columns: repeat(3,1fr); }
.ind-card { position:relative; border-radius: var(--radius); overflow:hidden; box-shadow: var(--shadow-sm); background:#fff; border:1px solid var(--line); transition:.35s var(--ease); }
.ind-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color:transparent; }
.ind-card img { width:100%; aspect-ratio: 4/3; object-fit:contain; padding: 22px; background: radial-gradient(circle at 50% 40%, #fbfdff 0%, var(--bg-soft) 100%); transition:.5s var(--ease); }
.ind-card:hover img { transform: scale(1.05); }
.ind-card .ind-label { padding: 18px 22px; border-top:1px solid var(--line); }
.ind-card .ind-label b { font-family:var(--font-head); font-size:1.12rem; display:block; color: var(--ink); }
.ind-card .ind-label small { color: var(--muted); font-size:.86rem; }

/* ---------- Testimonials ---------- */
.quote-grid { grid-template-columns: repeat(3,1fr); }
.quote-card { background:#fff; border:1px solid var(--line); border-radius: var(--radius); padding: 30px 28px; display:flex; flex-direction:column; gap:16px; transition:.3s; }
.quote-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.stars { display:flex; gap:3px; color: var(--gold); }
.stars svg { width:18px; height:18px; }
.quote-card p { color: var(--slate); font-size:1rem; flex:1; }
.quote-author { display:flex; align-items:center; gap:13px; }
.quote-avatar { width:46px;height:46px;border-radius:50%; background: linear-gradient(135deg,var(--red),var(--blue)); display:grid;place-items:center; color:#fff; font-family:var(--font-head); font-weight:700; }
.quote-author b { display:block; font-family:var(--font-head); font-size:.98rem; }
.quote-author small { color: var(--muted); font-size:.82rem; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(135deg, var(--red) 0%, var(--red-dark) 100%); color:#fff; overflow:hidden; }
.cta-band::before { content:""; position:absolute; inset:0; background-image: radial-gradient(circle at 90% 10%, rgba(255,255,255,.16) 0%, transparent 40%); }
.cta-band .container { position:relative; z-index:2; text-align:center; }
.cta-band h2 { color:#fff; font-size: clamp(1.9rem,4.4vw,3rem); margin-bottom:16px; }
.cta-band p { color: rgba(255,255,255,.88); font-size:1.12rem; max-width: 56ch; margin:0 auto 32px; }
.cta-actions { display:flex; gap:14px; justify-content:center; flex-wrap:wrap; }
.cta-band .btn-light { background:#fff; color: var(--red); }
.cta-band .btn-light:hover { background: var(--navy); color:#fff; transform: translateY(-2px); }

/* ---------- Page hero (inner) ---------- */
.page-hero { background: radial-gradient(120% 120% at 80% 0%, #16233f 0%, var(--navy) 50%, #060a14 100%); color:#fff; padding: 160px 0 80px; position:relative; overflow:hidden; }
.page-hero::before { content:""; position:absolute; inset:0; background-image: linear-gradient(rgba(255,255,255,.04) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.04) 1px, transparent 1px); background-size: 54px 54px; mask-image: radial-gradient(circle at 75% 30%, #000, transparent 70%); }
.page-hero .container { position:relative; z-index:2; }
.page-hero h1 { color:#fff; font-size: clamp(2.2rem, 5vw, 3.4rem); }
.page-hero p { color: rgba(255,255,255,.78); font-size:1.15rem; max-width: 60ch; margin-top:16px; }
.crumbs { display:flex; gap:8px; align-items:center; font-size:.88rem; color: rgba(255,255,255,.6); margin-bottom:18px; font-family:var(--font-head); }
.crumbs a:hover { color: var(--gold); }
.crumbs span { color: var(--gold); }

/* ---------- About blocks ---------- */
.value-grid { grid-template-columns: repeat(3,1fr); }
.value-card { padding: 30px 28px; border:1px solid var(--line); border-radius: var(--radius); background:#fff; transition:.3s; }
.value-card:hover { box-shadow: var(--shadow); transform: translateY(-5px); }
.value-card .v-ico { width:54px;height:54px;border-radius:14px; display:grid;place-items:center; margin-bottom:18px; background: var(--bg-soft); }
.value-card .v-ico svg { width:26px;height:26px; color: var(--red); }
.value-card h4 { font-size:1.18rem; margin-bottom:9px; }
.value-card p { color: var(--slate); font-size:.96rem; }

/* ---------- Contact ---------- */
.contact-grid { grid-template-columns: 1fr 1fr; gap: 48px; align-items:start; }
.contact-card { display:flex; gap:18px; align-items:flex-start; padding: 24px; border:1px solid var(--line); border-radius: var(--radius); background:#fff; transition:.3s; margin-bottom:18px; }
.contact-card:hover { box-shadow: var(--shadow); border-color: transparent; }
.contact-card .cc-ico { width:52px;height:52px;border-radius:14px;flex-shrink:0; display:grid;place-items:center; background: linear-gradient(135deg,var(--red),var(--red-dark)); box-shadow: var(--shadow-red); }
.contact-card .cc-ico svg { width:24px;height:24px; color:#fff; }
.contact-card h4 { font-size:1.1rem; margin-bottom:5px; }
.contact-card p, .contact-card a { color: var(--slate); font-size:.98rem; word-break: break-word; }
.contact-card a:hover { color: var(--red); }
.map-wrap { border-radius: var(--radius-lg); overflow:hidden; box-shadow: var(--shadow); border:1px solid var(--line); }
.map-wrap iframe { width:100%; height:100%; min-height: 420px; border:0; display:block; }

/* contact form */
.form-card { background:#fff; border:1px solid var(--line); border-radius: var(--radius-lg); padding: 34px; box-shadow: var(--shadow-sm); }
.form-row { display:grid; grid-template-columns:1fr 1fr; gap:16px; }
.field { margin-bottom:16px; }
.field label { display:block; font-family:var(--font-head); font-weight:600; font-size:.86rem; margin-bottom:7px; color: var(--ink); }
.field input, .field select, .field textarea {
  width:100%; padding: 13px 15px; border:1.5px solid var(--line); border-radius:11px; font-family:inherit; font-size:.96rem; color: var(--ink); background: var(--bg-soft); transition:.2s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline:none; border-color: var(--red); background:#fff; box-shadow: 0 0 0 4px rgba(226,35,26,.08); }
.field textarea { resize: vertical; min-height: 120px; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: rgba(255,255,255,.72); padding: 72px 0 0; }
.footer-top { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 50px; border-bottom:1px solid rgba(255,255,255,.08); }
.footer .brand-text b { color:#fff; }
.footer-about p { margin: 20px 0; font-size:.96rem; max-width: 34ch; }
.footer-social { display:flex; gap:11px; }
.footer-social a { width:42px;height:42px;border-radius:11px; background: rgba(255,255,255,.06); display:grid;place-items:center; transition:.25s; }
.footer-social a:hover { background: var(--red); transform: translateY(-3px); }
.footer-social svg { width:19px;height:19px; color:#fff; }
.footer h5 { color:#fff; font-family:var(--font-head); font-size:1.02rem; margin-bottom:20px; letter-spacing:.02em; }
.footer-links li { margin-bottom:11px; }
.footer-links a { font-size:.95rem; transition:.2s; }
.footer-links a:hover { color: var(--gold); padding-left:5px; }
.footer-contact li { display:flex; gap:12px; margin-bottom:15px; font-size:.94rem; align-items:flex-start; }
.footer-contact svg { width:18px;height:18px; color: var(--red); flex-shrink:0; margin-top:3px; }
.footer-contact a:hover { color:#fff; }
.footer-bottom { display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px; padding: 22px 0; font-size:.86rem; color: rgba(255,255,255,.5); }
.footer-bottom a:hover { color: var(--gold); }

/* ---------- Floating WhatsApp ---------- */
.wa-float {
  position: fixed; bottom: 24px; right: 24px; z-index: 90;
  width: 60px; height: 60px; border-radius: 50%; background:#25D366;
  display:grid; place-items:center; box-shadow: 0 14px 34px rgba(37,211,102,.5);
  transition:.3s var(--ease); animation: pulse 2.6s infinite;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width:30px; height:30px; color:#fff; }
@keyframes pulse { 0%{ box-shadow:0 0 0 0 rgba(37,211,102,.5); } 70%{ box-shadow:0 0 0 18px rgba(37,211,102,0);} 100%{ box-shadow:0 0 0 0 rgba(37,211,102,0);} }

/* ---------- Scroll reveal ---------- */
.reveal { opacity:0; transform: translateY(28px); transition: .7s var(--ease); }
.reveal.in { opacity:1; transform: none; }
.reveal[data-d="1"]{ transition-delay:.08s; }
.reveal[data-d="2"]{ transition-delay:.16s; }
.reveal[data-d="3"]{ transition-delay:.24s; }
.reveal[data-d="4"]{ transition-delay:.32s; }

/* ---------- Mobile nav drawer ---------- */
.drawer { position: fixed; inset:0; z-index: 200; pointer-events:none; }
.drawer-overlay { position:absolute; inset:0; background: rgba(11,18,32,.6); opacity:0; transition:.3s; backdrop-filter: blur(2px); }
.drawer-panel { position:absolute; top:0; right:0; height:100%; width: min(360px, 86vw); background:#fff; box-shadow: var(--shadow-lg); transform: translateX(100%); transition:.35s var(--ease); display:flex; flex-direction:column; padding: 26px; }
.drawer.open { pointer-events:auto; }
.drawer.open .drawer-overlay { opacity:1; }
.drawer.open .drawer-panel { transform:none; }
.drawer-head { display:flex; justify-content:space-between; align-items:center; margin-bottom:30px; }
.drawer-close { width:44px;height:44px;border-radius:12px; background: var(--bg-soft); display:grid;place-items:center; font-size:1.5rem; color: var(--ink); }
.drawer-links { display:flex; flex-direction:column; gap:4px; margin-bottom: 26px; }
.drawer-links a { font-family:var(--font-head); font-weight:600; font-size:1.15rem; padding: 14px 12px; border-radius:12px; color: var(--ink); transition:.2s; border-bottom:1px solid var(--line); }
.drawer-links a:hover, .drawer-links a.active { color: var(--red); padding-left:18px; }
.drawer .btn { justify-content:center; }
.drawer-foot { margin-top:auto; padding-top:20px; border-top:1px solid var(--line); font-size:.9rem; color: var(--muted); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .product-grid { grid-template-columns: repeat(3,1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; gap:34px; }
  .steps { grid-template-columns: repeat(2,1fr); gap:34px; }
  .step::before { display:none; }
  .cert-grid { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 880px) {
  .nav-links, .nav-phone { display:none; }
  .burger { display:block; }
  .hero .container { grid-template-columns: 1fr; gap: 50px; text-align:center; }
  .hero-actions, .hero-stats, .eyebrow { justify-content:center; }
  .hero-badge { margin-inline:auto; }
  .hero-sub { margin-inline:auto; }
  .hero-visual { order:-1; }
  .hero-product { max-height: 380px; }
  .hero-ring, .hero-disc { width:340px; height:340px; }
  .hero-chip { display:none; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; }
  .cat-grid, .ind-grid, .quote-grid, .value-grid { grid-template-columns: 1fr 1fr; }
  .statband .grid { grid-template-columns: 1fr 1fr; gap: 34px 20px; }
}
@media (max-width: 600px) {
  body { font-size: 16px; }
  .section { padding: 64px 0; }
  .product-grid, .cat-grid, .ind-grid, .quote-grid, .value-grid, .cert-grid, .footer-top, .statband .grid, .form-row { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .hero h1 { font-size: clamp(2.1rem, 9vw, 2.8rem); }
  .footer-bottom { flex-direction:column; text-align:center; }
  .wa-float { width:54px; height:54px; bottom:18px; right:18px; }
  .sec-head { margin-bottom: 38px; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity:1; transform:none; }
}