/* ===================================================================
   LBK Cloud Solutions — Main Stylesheet
   Professional IT company website design system
   Palette: Teal (primary) + Slate (dark) + Amber (accent)
   =================================================================== */

/* ---------- Design Tokens ---------- */
:root {
  /* Brand */
  --teal-50: #f0fdfa;
  --teal-100: #ccfbf1;
  --teal-200: #99f6e4;
  --teal-400: #2dd4bf;
  --teal-500: #14b8a6;
  --teal-600: #0d9488;
  --teal-700: #0f766e;
  --teal-800: #115e59;
  --teal-900: #134e4a;

  /* Slate (dark / neutral) */
  --slate-50: #f8fafc;
  --slate-100: #f1f5f9;
  --slate-200: #e2e8f0;
  --slate-300: #cbd5e1;
  --slate-400: #94a3b8;
  --slate-500: #64748b;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  --slate-950: #020617;

  /* Accent */
  --amber-400: #fbbf24;
  --amber-500: #f59e0b;
  --amber-600: #d97706;

  /* Semantic */
  --color-bg: #ffffff;
  --color-surface: #ffffff;
  --color-surface-alt: var(--slate-50);
  --color-text: var(--slate-900);
  --color-text-muted: var(--slate-600);
  --color-text-soft: var(--slate-500);
  --color-border: var(--slate-200);
  --color-primary: var(--teal-600);
  --color-primary-dark: var(--teal-700);
  --color-accent: var(--amber-500);

  /* Typography */
  --font-head: "Plus Jakarta Sans", "Segoe UI", system-ui, sans-serif;
  --font-body: "Inter", "Segoe UI", system-ui, sans-serif;

  /* Radius / shadow */
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15, 23, 42, .08);
  --shadow: 0 4px 6px -1px rgba(15, 23, 42, .08), 0 2px 4px -2px rgba(15, 23, 42, .06);
  --shadow-md: 0 10px 20px -5px rgba(15, 23, 42, .12), 0 4px 8px -4px rgba(15, 23, 42, .08);
  --shadow-lg: 0 25px 50px -12px rgba(15, 23, 42, .22);

  --container: 1200px;
  --header-h: 76px;
}

/* ---------- 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(--color-text);
  background: var(--color-bg);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
/* Sticky footer: stick to viewport bottom when content is short,
   pushed down naturally when content overflows. */
.footer { margin-top: auto; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--color-primary); }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5 { font-family: var(--font-head); font-weight: 800; line-height: 1.15; letter-spacing: -0.02em; color: var(--slate-900); }

/* ---------- Layout helpers ---------- */
.container { width: 100%; max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }
.section-alt { background: var(--color-surface-alt); }
.text-center { text-align: center; }
.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; } .gap-3 { gap: 12px; } .gap-4 { gap: 16px; } .gap-6 { gap: 24px; }
.mt-2 { margin-top: 8px; } .mt-4 { margin-top: 16px; } .mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
.mb-2 { margin-bottom: 8px; } .mb-4 { margin-bottom: 16px; } .mb-6 { margin-bottom: 24px; } .mb-8 { margin-bottom: 32px; }

/* ---------- Eyebrow / Section heading ---------- */
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; border-radius: 999px;
  background: var(--teal-50); color: var(--teal-700);
  font-size: 13px; font-weight: 700; letter-spacing: .04em; text-transform: uppercase;
  border: 1px solid var(--teal-100);
}
.eyebrow.dark { background: rgba(255,255,255,.08); color: var(--teal-200); border-color: rgba(255,255,255,.12); }
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal-500); }

.section-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }
.section-head h2 { font-size: clamp(28px, 4vw, 44px); margin: 18px 0 16px; }
.section-head p { color: var(--color-text-muted); font-size: 17px; }
.section-head.left { margin-left: 0; text-align: left; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 14px 26px; border-radius: 999px;
  font-family: var(--font-head); font-weight: 700; font-size: 15px;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  white-space: nowrap; cursor: pointer; border: 1px solid transparent;
}
.btn svg { width: 18px; height: 18px; }
.btn-primary { background: var(--color-primary); color: #fff; box-shadow: 0 8px 20px -6px rgba(13, 148, 136, .5); }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 14px 28px -8px rgba(13, 148, 136, .55); }
.btn-dark { background: var(--slate-900); color: #fff; }
.btn-dark:hover { background: var(--slate-800); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--slate-900); border-color: var(--slate-300); }
.btn-ghost:hover { border-color: var(--color-primary); color: var(--color-primary); transform: translateY(-2px); }
.btn-light { background: #fff; color: var(--slate-900); }
.btn-light:hover { background: var(--slate-100); transform: translateY(-2px); }
.btn-accent { background: var(--color-accent); color: var(--slate-900); }
.btn-accent:hover { background: var(--amber-400); transform: translateY(-2px); }
.btn-lg { padding: 16px 32px; font-size: 16px; }
.btn-sm { padding: 9px 18px; font-size: 13px; }

/* ---------- Top bar ---------- */
.topbar { background: var(--slate-900); color: var(--slate-300); font-size: 13.5px; }
.topbar .container { display: flex; align-items: center; justify-content: space-between; height: 42px; }
.topbar a { color: var(--slate-300); }
.topbar a:hover { color: #fff; }
.topbar .left, .topbar .right { display: flex; align-items: center; gap: 22px; }
.topbar .item { display: inline-flex; align-items: center; gap: 7px; }
.topbar svg { width: 15px; height: 15px; color: var(--teal-400); }
.topbar .socials { display: flex; gap: 14px; }
.topbar .socials a { width: 26px; height: 26px; display: inline-grid; place-items: center; border-radius: 50%; background: rgba(255,255,255,.06); }
.topbar .socials a:hover { background: var(--color-primary); color: #fff; }
.topbar .socials svg { color: inherit; width: 14px; height: 14px; }

/* ---------- Header / Nav ---------- */
.header { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.85); backdrop-filter: blur(14px); border-bottom: 1px solid var(--color-border); }
.header.scrolled { box-shadow: var(--shadow); }
.header .container { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 12px; }
.brand .logo-mark { width: 42px; height: 42px; flex: none; }
.brand .logo-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand .logo-text strong { font-family: var(--font-head); font-weight: 800; font-size: 18px; letter-spacing: -.01em; color: var(--slate-900); }
.brand .logo-text span { font-size: 11px; color: var(--color-text-soft); letter-spacing: .12em; text-transform: uppercase; font-weight: 600; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a { padding: 10px 16px; font-weight: 600; font-size: 15px; color: var(--slate-700); border-radius: 999px; }
.nav a:hover, .nav a.active { color: var(--color-primary); background: var(--teal-50); }
.header-actions { display: flex; align-items: center; gap: 12px; }
.hamburger { display: none; width: 44px; height: 44px; border-radius: 10px; border: 1px solid var(--color-border); background: #fff; }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--slate-700); margin: 4px auto; transition: .2s; }

/* Mobile menu */
.mobile-menu { position: fixed; inset: 0; z-index: 60; background: rgba(15,23,42,.5); backdrop-filter: blur(4px); display: none; }
.mobile-menu.open { display: block; }
.mobile-menu .panel { position: absolute; right: 0; top: 0; bottom: 0; width: min(320px, 84vw); background: #fff; padding: 24px; overflow-y: auto; animation: slideIn .25s ease; }
@keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }
.mobile-menu .close { display: flex; justify-content: flex-end; margin-bottom: 16px; }
.mobile-menu .close button { width: 40px; height: 40px; border-radius: 10px; border: 1px solid var(--color-border); }
.mobile-menu a { display: block; padding: 14px 16px; font-weight: 600; color: var(--slate-700); border-radius: 10px; }
.mobile-menu a:hover { background: var(--teal-50); color: var(--color-primary); }

/* ---------- Hero ---------- */
.hero { position: relative; overflow: hidden; background:
   radial-gradient(900px 500px at 85% -10%, rgba(13,148,136,.16), transparent 60%),
   radial-gradient(700px 400px at 0% 10%, rgba(245,158,11,.10), transparent 55%),
   linear-gradient(180deg, #ffffff 0%, var(--slate-50) 100%); }
.hero .container { display: grid; grid-template-columns: 1.05fr .95fr; align-items: center; gap: 48px; padding-top: 72px; padding-bottom: 72px; }
.hero h1 { font-size: clamp(34px, 5vw, 56px); line-height: 1.06; margin: 20px 0 18px; }
.hero h1 .hl { background: linear-gradient(120deg, var(--teal-600), var(--teal-400)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p.lead { font-size: 18px; color: var(--color-text-muted); max-width: 560px; margin-bottom: 30px; }
.hero .actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero .stats { display: flex; gap: 34px; margin-top: 38px; padding-top: 28px; border-top: 1px solid var(--color-border); }
.hero .stat strong { font-family: var(--font-head); font-size: 30px; color: var(--slate-900); display: block; }
.hero .stat span { font-size: 13px; color: var(--color-text-soft); }

.hero-visual { position: relative; }
.hero-card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: 22px; }
.hero-card .row { display: flex; align-items: center; gap: 12px; padding: 10px 0; }
.hero-card .row + .row { border-top: 1px dashed var(--color-border); }
.hero-card .ic { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: var(--teal-50); color: var(--teal-600); }
.hero-card .ic svg { width: 20px; height: 20px; }
.hero-card .meta strong { font-family: var(--font-head); font-weight: 700; font-size: 15px; }
.hero-card .meta span { font-size: 13px; color: var(--color-text-soft); display: block; }
.hero-card .badge-ok { margin-left: auto; font-size: 12px; font-weight: 700; color: var(--teal-700); background: var(--teal-50); padding: 4px 10px; border-radius: 999px; }
.floater { position: absolute; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); box-shadow: var(--shadow-md); padding: 12px 16px; display: flex; align-items: center; gap: 10px; font-size: 13px; font-weight: 600; }
.floater .pi { width: 30px; height: 30px; border-radius: 8px; display: grid; place-items: center; }
.floater.f1 { top: 18px; left: -22px; animation: float 5s ease-in-out infinite; }
.floater.f2 { bottom: 90px; right: -18px; animation: float 6s ease-in-out infinite .8s; }
.floater.f3 { bottom: 14px; left: 20px; animation: float 5.5s ease-in-out infinite .4s; }
@keyframes float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-12px); } }

/* ---------- Marquee / clients ---------- */
.clients { padding: 36px 0; background: var(--slate-900); color: #fff; }
.clients .label { text-align: center; color: var(--slate-400); font-size: 13px; letter-spacing: .14em; text-transform: uppercase; font-weight: 600; margin-bottom: 22px; }
.marquee { display: flex; gap: 56px; align-items: center; justify-content: center; flex-wrap: wrap; }
.marquee .chip { color: var(--slate-300); font-family: var(--font-head); font-weight: 700; font-size: 18px; opacity: .8; }
.marquee .chip:hover { color: #fff; opacity: 1; }

/* ---------- Service cards ---------- */
.card { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 30px; transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; height: 100%; }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--teal-200); }
.card .ic-lg { width: 56px; height: 56px; border-radius: 14px; display: grid; place-items: center; background: linear-gradient(135deg, var(--teal-600), var(--teal-400)); color: #fff; margin-bottom: 20px; box-shadow: 0 10px 20px -8px rgba(13,148,136,.55); }
.card .ic-lg svg { width: 28px; height: 28px; }
.card h3 { font-size: 20px; margin-bottom: 8px; }
.card p { color: var(--color-text-muted); font-size: 15px; }
.card .more { display: inline-flex; align-items: center; gap: 6px; margin-top: 16px; font-weight: 700; color: var(--color-primary); font-size: 14px; }
.card .more svg { width: 16px; height: 16px; transition: transform .2s; }
.card:hover .more svg { transform: translateX(4px); }
.card ul.tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.card ul.tags li { font-size: 11.5px; font-weight: 600; color: var(--slate-600); background: var(--slate-100); padding: 4px 10px; border-radius: 999px; }

/* ---------- Feature / Why us ---------- */
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.feature { padding: 26px; border-radius: var(--radius); background: #fff; border: 1px solid var(--color-border); transition: .25s; }
.feature:hover { border-color: var(--teal-200); box-shadow: var(--shadow-md); }
.feature .ic { width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; background: var(--teal-50); color: var(--teal-600); margin-bottom: 14px; }
.feature .ic svg { width: 22px; height: 22px; }
.feature h4 { font-size: 17px; margin-bottom: 6px; }
.feature p { font-size: 14px; color: var(--color-text-muted); }

/* ---------- Split / About-preview ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split .media { position: relative; }
.split .media img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); }
.split .media .pill { position: absolute; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-md); padding: 14px 18px; }
.split .media .pill.top { top: -18px; right: -10px; }
.split .media .pill.bot { bottom: -18px; left: -10px; }
.split h2 { font-size: clamp(26px, 3.4vw, 38px); margin: 14px 0 18px; }
.split p { color: var(--color-text-muted); margin-bottom: 14px; }
.checklist li { display: flex; gap: 12px; padding: 8px 0; font-weight: 500; color: var(--slate-700); }
.checklist .ci { flex: none; width: 24px; height: 24px; border-radius: 50%; background: var(--teal-50); color: var(--teal-600); display: grid; place-items: center; }
.checklist .ci svg { width: 14px; height: 14px; }

/* ---------- Stats band ---------- */
.stats-band { background: linear-gradient(120deg, var(--slate-900), var(--slate-800)); color: #fff; }
.stats-band .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; padding: 56px 24px; }
.stats-band .stat strong { font-family: var(--font-head); font-size: 40px; color: #fff; display: block; line-height: 1; }
.stats-band .stat strong .acc { color: var(--teal-400); }
.stats-band .stat span { color: var(--slate-300); font-size: 14px; display: block; margin-top: 8px; }

/* ---------- Tech stack ---------- */
.tech-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; }
.tech { display: flex; flex-direction: column; align-items: center; gap: 10px; padding: 22px 12px; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius); transition: .25s; text-align: center; }
.tech:hover { transform: translateY(-4px); border-color: var(--teal-200); box-shadow: var(--shadow); }
.tech .logo { width: 48px; height: 48px; display: grid; place-items: center; }
.tech span { font-size: 12.5px; font-weight: 600; color: var(--slate-600); }

/* ---------- Process ---------- */
.process { display: grid; grid-template-columns: repeat(5, 1fr); gap: 16px; position: relative; }
.process .step { text-align: center; position: relative; padding: 28px 16px; border-radius: var(--radius); background: #fff; border: 1px solid var(--color-border); z-index: 1; }
.process .step .num { width: 46px; height: 46px; border-radius: 50%; background: var(--teal-50); color: var(--teal-700); font-family: var(--font-head); font-weight: 800; font-size: 18px; display: grid; place-items: center; margin: 0 auto 14px; border: 2px solid var(--teal-200); }
.process .step h4 { font-size: 16px; margin-bottom: 6px; }
.process .step p { font-size: 13px; color: var(--color-text-muted); }
.process::before { content: ""; position: absolute; top: 51px; left: 8%; right: 8%; height: 2px; background: linear-gradient(90deg, var(--teal-200), var(--teal-100), var(--teal-200)); z-index: 0; }

/* ---------- Testimonials ---------- */
.tcard { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 30px; position: relative; }
.tcard .quote { font-size: 56px; line-height: 1; color: var(--teal-100); font-family: Georgia, serif; position: absolute; top: 10px; right: 24px; }
.tcard .stars { color: var(--amber-500); margin-bottom: 14px; }
.tcard p { color: var(--slate-700); font-size: 15.5px; }
.tcard .who { display: flex; align-items: center; gap: 12px; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--color-border); }
.tcard .who .av { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--teal-600), var(--amber-500)); color: #fff; font-family: var(--font-head); font-weight: 800; display: grid; place-items: center; }
.tcard .who strong { font-family: var(--font-head); font-size: 15px; display: block; }
.tcard .who span { font-size: 13px; color: var(--color-text-soft); }

/* ---------- CTA ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius-lg); background: linear-gradient(120deg, var(--teal-700), var(--teal-600)); color: #fff; padding: 64px; text-align: center; }
.cta-band::before { content: ""; position: absolute; inset: 0; background: radial-gradient(600px 300px at 20% 10%, rgba(255,255,255,.14), transparent 60%), radial-gradient(500px 280px at 90% 90%, rgba(245,158,11,.18), transparent 60%); }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; font-size: clamp(26px, 3.4vw, 40px); margin-bottom: 14px; }
.cta-band p { color: rgba(255,255,255,.85); font-size: 17px; max-width: 620px; margin: 0 auto 28px; }
.cta-band .actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- Page header ---------- */
.page-header { background:
   radial-gradient(700px 360px at 90% -20%, rgba(13,148,136,.14), transparent 60%),
   linear-gradient(180deg, var(--slate-50), #fff); border-bottom: 1px solid var(--color-border); }
.page-header .container { padding: 64px 24px 56px; text-align: center; }
.page-header h1 { font-size: clamp(30px, 4.4vw, 48px); margin: 16px 0 14px; }
.page-header p { color: var(--color-text-muted); font-size: 17px; max-width: 640px; margin: 0 auto; }
.breadcrumb { display: flex; justify-content: center; gap: 8px; font-size: 14px; color: var(--color-text-soft); }
.breadcrumb a:hover { color: var(--color-primary); }
.breadcrumb span.sep { color: var(--slate-300); }

/* ---------- Service detail (services page) ---------- */
.service-row { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; padding: 56px 0; }
.service-row:nth-child(even) .text { order: 2; }
.service-row + .service-row { border-top: 1px solid var(--color-border); }
.service-row .visual { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; aspect-ratio: 4/3; background: linear-gradient(135deg, var(--slate-900), var(--teal-800)); display: grid; place-items: center; color: #fff; }
.service-row .visual .big-ic { width: 120px; height: 120px; opacity: .9; }
.service-row .visual .big-ic svg { width: 100%; height: 100%; }
.service-row h2 { font-size: clamp(24px, 3vw, 34px); margin-bottom: 14px; }
.service-row p { color: var(--color-text-muted); margin-bottom: 16px; }
.service-row .feats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 18px; }
.service-row .feats li { display: flex; gap: 10px; align-items: center; font-size: 14px; font-weight: 600; color: var(--slate-700); }
.service-row .feats .ci { width: 22px; height: 22px; flex: none; border-radius: 50%; background: var(--teal-50); color: var(--teal-600); display: grid; place-items: center; }
.service-row .feats .ci svg { width: 13px; height: 13px; }

/* ---------- Projects ---------- */
.filter-bar { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; margin-bottom: 36px; }
.filter-bar button { padding: 9px 18px; border-radius: 999px; font-weight: 600; font-size: 14px; color: var(--slate-600); background: #fff; border: 1px solid var(--color-border); transition: .2s; }
.filter-bar button:hover { border-color: var(--teal-300); color: var(--color-primary); }
.filter-bar button.active { background: var(--color-primary); color: #fff; border-color: var(--color-primary); }
.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.proj { border-radius: var(--radius-lg); overflow: hidden; background: #fff; border: 1px solid var(--color-border); transition: .25s; }
.proj:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.proj .thumb { aspect-ratio: 16/10; overflow: hidden; position: relative; background: linear-gradient(135deg, var(--slate-800), var(--teal-700)); display: grid; place-items: center; }
.proj .thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.proj:hover .thumb img { transform: scale(1.06); }
.proj .thumb .cat { position: absolute; top: 14px; left: 14px; background: rgba(255,255,255,.92); color: var(--slate-900); font-size: 12px; font-weight: 700; padding: 5px 12px; border-radius: 999px; }
.proj .body { padding: 22px; }
.proj .body h3 { font-size: 19px; margin-bottom: 6px; }
.proj .body p { font-size: 14px; color: var(--color-text-muted); margin-bottom: 12px; }
.proj .body .stack { display: flex; flex-wrap: wrap; gap: 6px; }
.proj .body .stack li { font-size: 11px; font-weight: 600; color: var(--slate-600); background: var(--slate-100); padding: 3px 9px; border-radius: 999px; }
.proj .body .link { margin-top: 14px; display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--color-primary); font-size: 14px; }
.proj .body .link svg { width: 15px; height: 15px; }

/* ---------- Live / featured products ---------- */
.live-card { border-radius: var(--radius-lg); overflow: hidden; background: #fff; border: 1px solid var(--color-border); box-shadow: var(--shadow); transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease; display: flex; flex-direction: column; height: 100%; }
.live-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--teal-200); }
.live-card .live-thumb { aspect-ratio: 8/5; overflow: hidden; background: var(--slate-900); }
.live-card .live-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.live-card:hover .live-thumb img { transform: scale(1.03); }
.live-card .live-body { padding: 26px; display: flex; flex-direction: column; flex: 1; }
.live-card .live-badge { display: inline-flex; align-items: center; gap: 6px; align-self: flex-start; font-size: 12px; font-weight: 800; letter-spacing: .06em; color: #16a34a; background: #dcfce7; padding: 4px 11px; border-radius: 999px; margin-bottom: 12px; }
.live-card .live-badge::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: #16a34a; box-shadow: 0 0 0 3px rgba(22,163,74,.25); animation: livePulse 1.6s infinite; }
@keyframes livePulse { 0%,100% { opacity: 1; } 50% { opacity: .35; } }
.live-card h3 { font-size: 22px; margin-bottom: 8px; }
.live-card p { font-size: 14.5px; color: var(--color-text-muted); margin-bottom: 14px; }
.live-card .stack { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 18px; }
.live-card .stack li { font-size: 11.5px; font-weight: 600; color: var(--slate-600); background: var(--slate-100); padding: 4px 10px; border-radius: 999px; }
.live-card .btn { align-self: flex-start; margin-top: auto; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; }
.contact-info .ci-card { display: flex; gap: 16px; padding: 22px; border-radius: var(--radius); background: #fff; border: 1px solid var(--color-border); margin-bottom: 16px; }
.contact-info .ci-card .ic { width: 48px; height: 48px; flex: none; border-radius: 12px; display: grid; place-items: center; background: var(--teal-50); color: var(--teal-600); }
.contact-info .ci-card .ic svg { width: 22px; height: 22px; }
.contact-info .ci-card h4 { font-size: 15px; margin-bottom: 4px; }
.contact-info .ci-card p { font-size: 14px; color: var(--color-text-muted); }
.contact-form { background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: 36px; box-shadow: var(--shadow); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 16px; }
.field label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 7px; color: var(--slate-700); }
.field label .req { color: #ef4444; }
.field input, .field textarea, .field select { width: 100%; padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--slate-300); background: #fff; transition: border-color .2s, box-shadow .2s; font-size: 15px; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px rgba(13,148,136,.15); }
.field textarea { resize: vertical; min-height: 130px; }
.form-note { font-size: 13px; color: var(--color-text-soft); margin-top: 12px; }
.form-success { display: none; padding: 14px 16px; border-radius: var(--radius-sm); background: var(--teal-50); color: var(--teal-800); border: 1px solid var(--teal-200); font-weight: 600; font-size: 14px; margin-bottom: 16px; }
.form-success.show { display: block; }

/* ---------- Legal / Article ---------- */
.article { max-width: 820px; margin: 0 auto; }
.article h2 { font-size: 26px; margin: 36px 0 14px; }
.article h2:first-child { margin-top: 0; }
.article h3 { font-size: 19px; margin: 22px 0 10px; }
.article p { color: var(--slate-700); margin-bottom: 14px; }
.article ul.bul { list-style: disc; padding-left: 22px; margin-bottom: 14px; }
.article ul.bul li { margin-bottom: 8px; color: var(--slate-700); }
.article .toc { background: var(--slate-50); border: 1px solid var(--color-border); border-radius: var(--radius); padding: 22px 26px; margin-bottom: 36px; }
.article .toc h4 { font-size: 14px; color: var(--color-text-soft); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 12px; }
.article .toc a { display: block; padding: 6px 0; font-weight: 600; color: var(--slate-700); border-bottom: 1px dashed var(--color-border); }
.article .toc a:last-child { border-bottom: none; }
.article .last-upd { font-size: 13px; color: var(--color-text-soft); margin-top: 40px; padding-top: 18px; border-top: 1px solid var(--color-border); }

/* ---------- Branches ---------- */
.branch-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.branch-card { border-radius: var(--radius-lg); overflow: hidden; background: #fff; border: 1px solid var(--color-border); transition: .25s; }
.branch-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: var(--teal-200); }
.branch-card .top { padding: 28px; background: linear-gradient(135deg, var(--slate-900), var(--teal-800)); color: #fff; }
.branch-card .top .tag { font-size: 12px; font-weight: 700; color: var(--teal-200); letter-spacing: .1em; text-transform: uppercase; }
.branch-card .top h3 { color: #fff; font-size: 22px; margin: 8px 0 6px; }
.branch-card .top p { color: rgba(255,255,255,.8); font-size: 14px; }
.branch-card .body { padding: 24px; }
.branch-card .body p { font-size: 14px; color: var(--color-text-muted); margin-bottom: 14px; }
.branch-card .body .link { display: inline-flex; align-items: center; gap: 6px; font-weight: 700; color: var(--color-primary); font-size: 14px; }
.branch-card .body .link svg { width: 15px; height: 15px; }

/* ---------- Timeline ---------- */
.timeline { position: relative; max-width: 760px; margin: 0 auto; }
.timeline::before { content: ""; position: absolute; left: 22px; top: 0; bottom: 0; width: 2px; background: linear-gradient(180deg, var(--teal-300), var(--teal-100)); }
.tl-item { position: relative; padding-left: 64px; padding-bottom: 36px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item .dot { position: absolute; left: 12px; top: 4px; width: 22px; height: 22px; border-radius: 50%; background: #fff; border: 3px solid var(--teal-500); box-shadow: 0 0 0 4px var(--teal-50); }
.tl-item .year { font-family: var(--font-head); font-weight: 800; color: var(--teal-700); font-size: 15px; }
.tl-item h4 { font-size: 18px; margin: 4px 0 6px; }
.tl-item p { font-size: 14.5px; color: var(--color-text-muted); }

/* ---------- Footer ---------- */
.footer { background: var(--slate-950); color: var(--slate-300); }
.footer-main { padding: 72px 0 36px; }
.footer-main .container { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
.footer .brand .logo-text strong { color: #fff; }
.footer .about p { color: var(--slate-400); margin: 18px 0; font-size: 14.5px; max-width: 320px; }
.footer .socials { display: flex; gap: 10px; }
.footer .socials a { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; background: rgba(255,255,255,.06); color: var(--slate-300); transition: .2s; }
.footer .socials a:hover { background: var(--color-primary); color: #fff; transform: translateY(-2px); }
.footer .socials svg { width: 18px; height: 18px; }
.footer h5 { color: #fff; font-family: var(--font-head); font-weight: 700; font-size: 15px; margin-bottom: 18px; }
.footer ul li { margin-bottom: 10px; }
.footer ul li a { color: var(--slate-400); font-size: 14.5px; }
.footer ul li a:hover { color: var(--teal-400); }
.footer .contact-item { display: flex; gap: 10px; margin-bottom: 12px; font-size: 14px; color: var(--slate-400); }
.footer .contact-item svg { width: 16px; height: 16px; color: var(--teal-400); flex: none; margin-top: 3px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 22px 0; }
.footer-bottom .container { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.footer-bottom p { font-size: 13.5px; color: var(--slate-500); }
.footer-bottom .links { display: flex; gap: 20px; }
.footer-bottom .links a { font-size: 13.5px; color: var(--slate-500); }

/* ---------- Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---------- Back to top ---------- */
.to-top { position: fixed; right: 24px; bottom: 24px; width: 48px; height: 48px; border-radius: 50%; background: var(--color-primary); color: #fff; display: grid; place-items: center; box-shadow: var(--shadow-md); opacity: 0; pointer-events: none; transition: .25s; z-index: 40; border: none; }
.to-top.show { opacity: 1; pointer-events: auto; }
.to-top:hover { background: var(--color-primary-dark); transform: translateY(-3px); }
.to-top svg { width: 22px; height: 22px; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; gap: 36px; }
  .hero-visual { max-width: 520px; }
  .split, .service-row, .contact-grid { grid-template-columns: 1fr; gap: 32px; }
  .service-row:nth-child(even) .text { order: 0; }
  .service-row .visual { max-width: 560px; }
  .footer-main .container { grid-template-columns: 1fr 1fr; }
  .process { grid-template-columns: repeat(3, 1fr); }
  .process::before { display: none; }
  .tech-grid { grid-template-columns: repeat(4, 1fr); }
  .stats-band .container { grid-template-columns: repeat(2, 1fr); }
  .branch-grid { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .nav, .header-actions .btn:not(.nav-cta) { display: none; }
  .hamburger { display: grid; place-items: center; }
  .topbar .left .item:not(:first-child) { display: none; }
}
@media (max-width: 680px) {
  .section { padding: 64px 0; }
  .grid-2, .grid-3, .grid-4, .feature-grid, .proj-grid, .tech-grid, .stats-band .container, .footer-main .container, .process, .form-row { grid-template-columns: 1fr; }
  .stats-band .container { gap: 32px; }
  .hero .stats { gap: 20px; flex-wrap: wrap; }
  .cta-band { padding: 40px 24px; }
  .contact-form { padding: 24px; }
  .footer-main .container { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .topbar .right .socials { display: none; }
  .floater { display: none; }
  .service-row .feats { grid-template-columns: 1fr; }
}

/* ---------- Helpers ---------- */
.hidden { display: none !important; }
.muted { color: var(--color-text-muted); }
.small { font-size: 13px; }
.center { text-align: center; }