/* ===================================================================
   Elazığ Kombi Klima Servisi — Tasarım Sistemi
   Modern, premium, mobil uyumlu HVAC servis sitesi
   =================================================================== */

/* ---------- 1. Design Tokens ---------- */
:root {
  /* Brand */
  --navy-900: #08183a;
  --navy-800: #0c2461;
  --navy-700: #14336e;
  --blue-600: #1d5dd6;
  --blue-500: #2f74f0;
  --blue-400: #5b9bff;
  --cyan-500: #06b6d4;
  --cyan-400: #22d3ee;
  --heat-500: #ff6b35;
  --heat-400: #ff8a5c;

  /* Neutrals */
  --ink: #0f1b35;
  --slate-700: #334155;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --slate-100: #f1f5f9;
  --slate-50: #f8fafc;
  --white: #ffffff;

  /* Semantic */
  --bg: #ffffff;
  --bg-soft: #f6f8fc;
  --text: #1a2542;
  --text-muted: #5a6783;
  --border: #e6ecf5;

  /* Gradients */
  --grad-brand: linear-gradient(135deg, var(--navy-800) 0%, var(--blue-600) 55%, var(--cyan-500) 120%);
  --grad-heat: linear-gradient(135deg, var(--heat-500), #ff9a3d);
  --grad-cool: linear-gradient(135deg, var(--cyan-500), var(--blue-500));
  --grad-cta: linear-gradient(120deg, var(--blue-600), var(--cyan-500));
  --hero-grad: linear-gradient(115deg, rgba(8,24,58,.95) 0%, rgba(12,36,97,.86) 42%, rgba(13,52,110,.62) 100%);
  --page-hero-grad: linear-gradient(120deg, rgba(8,24,58,.95), rgba(12,36,97,.82) 60%, rgba(6,182,212,.55));

  /* Effects */
  --shadow-sm: 0 1px 3px rgba(12, 36, 97, .08);
  --shadow-md: 0 10px 30px rgba(12, 36, 97, .10);
  --shadow-lg: 0 24px 60px rgba(12, 36, 97, .16);
  --shadow-glow: 0 18px 40px rgba(29, 93, 214, .28);

  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

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

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

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

/* ---------- 2. Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; text-size-adjust: 100%; scroll-padding-top: calc(var(--header-h) + 16px); }
body {
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img, picture, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, textarea, select { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; font-weight: 800; letter-spacing: -.02em; color: var(--ink); }

/* ---------- 3. Layout ---------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 22px; }
.section { padding: 88px 0; }
.section--tight { padding: 60px 0; }
.bg-soft { background: var(--bg-soft); }
.bg-mesh {
  background:
    radial-gradient(60% 80% at 12% 0%, rgba(34, 211, 238, .10), transparent 60%),
    radial-gradient(50% 70% at 100% 30%, rgba(29, 93, 214, .10), transparent 60%),
    var(--bg-soft);
}

/* ---------- 4. Typography helpers ---------- */
.display { font-size: clamp(2.1rem, 5.2vw, 3.7rem); line-height: 1.06; }
.h2 { font-size: clamp(1.7rem, 3.6vw, 2.6rem); }
.h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
.lead { font-size: clamp(1.05rem, 1.6vw, 1.22rem); color: var(--text-muted); }
.muted { color: var(--text-muted); }
.text-center { text-align: center; }
.gradient-text {
  background: var(--grad-cta);
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-head); font-weight: 700; font-size: .82rem;
  letter-spacing: .12em; text-transform: uppercase;
  color: var(--blue-600);
  background: linear-gradient(0deg, rgba(29,93,214,.10), rgba(34,211,238,.10));
  padding: 7px 14px; border-radius: 100px; border: 1px solid rgba(29,93,214,.18);
}
.eyebrow .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan-500); box-shadow: 0 0 0 4px rgba(34,211,238,.22); }

.section-head { max-width: 720px; margin: 0 auto 52px; text-align: center; }
.section-head .h2 { margin: 16px 0 14px; }

/* ---------- 5. Buttons ---------- */
.btn {
  --b: var(--blue-600);
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--font-head); font-weight: 700; font-size: .98rem;
  padding: 14px 26px; border-radius: 100px;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  white-space: nowrap; border: 1.5px solid transparent;
}
.btn svg { width: 19px; height: 19px; }
.btn-primary { background: var(--grad-cta); color: #fff; box-shadow: var(--shadow-glow); }
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 26px 50px rgba(29,93,214,.4); }
.btn-heat { background: var(--grad-heat); color: #fff; box-shadow: 0 16px 36px rgba(255,107,53,.32); }
.btn-heat:hover { transform: translateY(-3px); box-shadow: 0 24px 48px rgba(255,107,53,.45); }
.btn-ghost { background: rgba(255,255,255,.08); color: #fff; border-color: rgba(255,255,255,.35); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.btn-ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-3px); }
.btn-outline { background: #fff; color: var(--navy-800); border-color: var(--border); box-shadow: var(--shadow-sm); }
.btn-outline:hover { border-color: var(--blue-500); color: var(--blue-600); transform: translateY(-3px); box-shadow: var(--shadow-md); }
.btn-lg { padding: 17px 34px; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* ---------- 6. Header ---------- */
.topbar {
  background: var(--navy-900); color: #cdd9f2; font-size: .85rem;
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: 14px; min-height: 42px; flex-wrap: wrap; }
.topbar a { color: #e7eefc; transition: color .2s; }
.topbar a:hover { color: var(--cyan-400); }
.topbar-left { display: flex; gap: 22px; flex-wrap: wrap; }
.topbar-left span, .topbar-left a { display: inline-flex; align-items: center; gap: 7px; }
.topbar-left svg { width: 15px; height: 15px; color: var(--cyan-400); }
.topbar-social { display: flex; gap: 14px; }
.topbar-social svg { width: 16px; height: 16px; }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.82);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: box-shadow .3s, border-color .3s, background .3s;
}
.site-header.scrolled { box-shadow: var(--shadow-md); border-color: var(--border); background: rgba(255,255,255,.95); }
.nav { display: flex; align-items: center; justify-content: space-between; min-height: var(--header-h); gap: 18px; }

.brand { display: flex; align-items: center; gap: 12px; flex-shrink: 0; }
.brand-mark {
  width: 50px; height: 50px; border-radius: var(--brand-radius, 14px); flex-shrink: 0;
  box-shadow: 0 6px 16px rgba(12,36,97,.22); position: relative; overflow: hidden;
  transition: transform .3s var(--ease);
}
.brand:hover .brand-mark { transform: rotate(-4deg) scale(1.04); }
.brand-mark svg { width: 100%; height: 100%; display: block; }
.brand-text { display: flex; flex-direction: column; line-height: 1.02; }
.brand-text b { font-family: var(--font-head); font-weight: 800; font-size: 1.24rem; letter-spacing: -.015em; display: block; }
.brand-text b .bn1 { color: var(--navy-800); }
.brand-text b .bn2 { background: var(--grad-cta); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.brand-text small { font-size: .68rem; letter-spacing: .24em; text-transform: uppercase; color: var(--blue-600); font-weight: 700; margin-top: 3px; }
.brand--light .brand-text b .bn1 { color: #fff; }
.brand--light .brand-text small { color: var(--cyan-400); }

.nav-menu { display: flex; align-items: center; gap: 4px; }
.nav-menu > li > a {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 10px 15px; border-radius: 100px; font-weight: 600; font-size: .96rem;
  color: var(--slate-700); transition: color .2s, background .2s;
}
.nav-menu > li > a:hover, .nav-menu > li > a.active { color: var(--blue-600); background: var(--slate-100); }
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-cta { display: inline-flex; }

.nav-toggle { display: none; width: 46px; height: 46px; border-radius: 12px; border: 1px solid var(--border); position: relative; }
.nav-toggle span { position: absolute; left: 12px; right: 12px; height: 2.2px; background: var(--navy-800); border-radius: 2px; transition: .3s var(--ease); }
.nav-toggle span:nth-child(1) { top: 16px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 28px; }
body.menu-open .nav-toggle span:nth-child(1) { top: 22px; transform: rotate(45deg); }
body.menu-open .nav-toggle span:nth-child(2) { opacity: 0; }
body.menu-open .nav-toggle span:nth-child(3) { top: 22px; transform: rotate(-45deg); }

/* ---------- 7. Hero ---------- */
.hero { position: relative; overflow: hidden; color: #fff; isolation: isolate; }
.hero-bg { position: absolute; inset: 0; z-index: -2; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
/* Hero görsel slider (çapraz geçiş) */
.hero-slider { position: absolute; inset: 0; z-index: -2; overflow: hidden; background: var(--navy-900); }
.hero-slide { position: absolute; inset: 0; background-size: cover; background-position: center; opacity: 0; transition: opacity 1.1s var(--ease); will-change: opacity; }
.hero-slide.active { opacity: 1; }
.hero-dots { position: absolute; left: 0; right: 0; bottom: 22px; z-index: 4; display: flex; gap: 9px; justify-content: center; }
.hero-dots button { width: 11px; height: 11px; border-radius: 50%; background: rgba(255,255,255,.45); border: 0; cursor: pointer; transition: .25s; padding: 0; }
.hero-dots button.active { background: #fff; width: 30px; border-radius: 100px; }
.hero::after {
  content: ""; position: absolute; inset: 0; z-index: -1;
  background: var(--hero-grad);
}
.hero-inner { padding: clamp(64px, 9vw, 120px) 0 clamp(72px, 10vw, 130px); max-width: 760px; }
.hero h1 { color: #fff; margin: 20px 0; }
.hero .lead { color: #d7e3fb; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 34px; }
.hero-badges { display: flex; flex-wrap: wrap; gap: 26px; margin-top: 42px; padding-top: 30px; border-top: 1px solid rgba(255,255,255,.16); }
.hero-badge { display: flex; align-items: center; gap: 12px; }
.hero-badge .ic { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.18); }
.hero-badge .ic svg { width: 22px; height: 22px; color: var(--cyan-400); }
.hero-badge b { display: block; font-family: var(--font-head); font-size: 1.05rem; }
.hero-badge small { color: #b9c8ea; font-size: .82rem; }
.eyebrow--light { color: #fff; background: rgba(255,255,255,.12); border-color: rgba(255,255,255,.22); }

/* floating quick-contact card on hero */
.hero-card {
  position: absolute; right: max(22px, calc((100vw - var(--container))/2 + 22px));
  top: 50%; transform: translateY(-50%);
  width: 330px; background: #fff; color: var(--text); border-radius: var(--radius-lg);
  padding: 26px; box-shadow: var(--shadow-lg); z-index: 3;
}
.hero-card h3 { font-size: 1.15rem; margin-bottom: 6px; }
.hero-card p { font-size: .9rem; color: var(--text-muted); margin-bottom: 16px; }
.hero-card .phone { display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 14px; background: var(--slate-50); margin-bottom: 10px; border: 1px solid var(--border); transition: .25s; }
.hero-card .phone:hover { border-color: var(--blue-400); transform: translateY(-2px); }
.hero-card .phone .ic { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; background: var(--grad-cta); color: #fff; flex-shrink: 0; }
.hero-card .phone .ic svg { width: 20px; height: 20px; }
.hero-card .phone small { display: block; font-size: .74rem; color: var(--text-muted); }
.hero-card .phone b { font-family: var(--font-head); font-size: 1.08rem; color: var(--navy-800); }

/* ---------- 8. Trust strip ---------- */
.trust-strip { background: var(--navy-900); color: #fff; }
.trust-strip .container { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 30px 22px; }
.trust-item { display: flex; align-items: center; gap: 14px; }
.trust-item svg { width: 34px; height: 34px; color: var(--cyan-400); flex-shrink: 0; }
.trust-item b { font-family: var(--font-head); font-size: 1.05rem; display: block; }
.trust-item small { color: #aebbd8; font-size: .82rem; }

/* ---------- 9. Cards / Services ---------- */
.grid { display: grid; gap: 26px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 30px; box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
  position: relative; overflow: hidden;
}
.card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); border-color: transparent; }
.card-icon {
  width: 60px; height: 60px; border-radius: 16px; display: grid; place-items: center;
  background: linear-gradient(135deg, rgba(29,93,214,.12), rgba(34,211,238,.12));
  color: var(--blue-600); margin-bottom: 20px; transition: .35s var(--ease);
}
.card-icon svg { width: 30px; height: 30px; }
.card:hover .card-icon { background: var(--grad-cta); color: #fff; transform: rotate(-6deg) scale(1.05); }
.card h3 { font-size: 1.22rem; margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: .96rem; }
.card .card-link { display: inline-flex; align-items: center; gap: 7px; margin-top: 16px; font-weight: 700; color: var(--blue-600); font-family: var(--font-head); font-size: .92rem; }
.card .card-link svg { width: 17px; height: 17px; transition: transform .25s; }
.card:hover .card-link svg { transform: translateX(5px); }
.card--heat .card-icon { background: linear-gradient(135deg, rgba(255,107,53,.14), rgba(255,154,61,.14)); color: var(--heat-500); }
.card--heat:hover .card-icon { background: var(--grad-heat); color:#fff; }
.card-list { margin-top: 14px; display: grid; gap: 9px; }
.card-list li { display: flex; gap: 10px; align-items: flex-start; font-size: .92rem; color: var(--slate-600); }
.card-list svg { width: 18px; height: 18px; color: var(--cyan-500); flex-shrink: 0; margin-top: 3px; }

/* ---------- 10. Feature / split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split--reverse .split-media { order: 2; }
.split-media { position: relative; }
.split-media img { width: 100%; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); aspect-ratio: 4/3; object-fit: cover; }
.split-media .badge-float {
  position: absolute; background: #fff; border-radius: var(--radius); box-shadow: var(--shadow-lg);
  padding: 16px 18px; display: flex; align-items: center; gap: 13px;
}
.badge-float .ic { width: 46px; height: 46px; border-radius: 12px; background: var(--grad-cta); color: #fff; display: grid; place-items: center; flex-shrink: 0; }
.badge-float .ic svg { width: 24px; height: 24px; }
.badge-float b { font-family: var(--font-head); font-size: 1.5rem; color: var(--navy-800); line-height: 1; }
.badge-float small { color: var(--text-muted); font-size: .8rem; }
.badge-float.bf-1 { bottom: -26px; left: -26px; }
.badge-float.bf-2 { top: -26px; right: -26px; }

.feature-list { display: grid; gap: 18px; margin-top: 26px; }
.feature-item { display: flex; gap: 16px; }
.feature-item .ic { width: 50px; height: 50px; border-radius: 14px; flex-shrink: 0; display: grid; place-items: center; background: linear-gradient(135deg, rgba(29,93,214,.1), rgba(34,211,238,.1)); color: var(--blue-600); }
.feature-item .ic svg { width: 25px; height: 25px; }
.feature-item h4 { font-size: 1.05rem; margin-bottom: 3px; }
.feature-item p { color: var(--text-muted); font-size: .93rem; }

/* checklist */
.checklist { display: grid; gap: 13px; margin-top: 22px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; }
.checklist .ic { width: 26px; height: 26px; border-radius: 8px; background: rgba(6,182,212,.12); color: var(--cyan-500); display: grid; place-items: center; flex-shrink: 0; margin-top: 2px; }
.checklist .ic svg { width: 16px; height: 16px; }

/* ---------- 11. Stats ---------- */
.stats { background: var(--grad-brand); color: #fff; position: relative; overflow: hidden; }
.stats::before { content:""; position:absolute; inset:0; background: radial-gradient(40% 70% at 80% 10%, rgba(34,211,238,.25), transparent 60%); }
.stats .container { position: relative; }
.stats-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; }
.stat { text-align: center; padding: 14px; }
.stat b { font-family: var(--font-head); font-size: clamp(2.2rem, 4.5vw, 3.2rem); font-weight: 800; display: block; line-height: 1; }
.stat span { color: #c6d4f4; font-size: .95rem; margin-top: 8px; display: block; }

/* ---------- 12. Process / steps ---------- */
.steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 24px; counter-reset: step; }
.step { position: relative; padding: 32px 24px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); transition: .35s var(--ease); }
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step-num { counter-increment: step; font-family: var(--font-head); font-weight: 800; font-size: 2.6rem; line-height: 1; background: var(--grad-cta); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.step-num::before { content: "0" counter(step); }
.step h4 { margin: 12px 0 8px; font-size: 1.12rem; }
.step p { color: var(--text-muted); font-size: .92rem; }
.step .ic { position: absolute; top: 28px; right: 26px; color: var(--slate-200); }
.step .ic svg { width: 34px; height: 34px; }

/* ---------- 13. Testimonials ---------- */
.testi-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 30px; box-shadow: var(--shadow-sm); height: 100%; }
.testi-stars { display: flex; gap: 3px; color: #f5a524; margin-bottom: 14px; }
.testi-stars svg { width: 19px; height: 19px; }
.testi-card p { font-size: 1rem; color: var(--slate-700); }
.testi-foot { display: flex; align-items: center; gap: 13px; margin-top: 20px; padding-top: 18px; border-top: 1px solid var(--border); }
.testi-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--grad-cta); color: #fff; display: grid; place-items: center; font-family: var(--font-head); font-weight: 700; flex-shrink: 0; }
.testi-foot b { display: block; font-family: var(--font-head); font-size: .98rem; }
.testi-foot small { color: var(--text-muted); font-size: .82rem; }

/* ---------- 14. FAQ ---------- */
.faq { max-width: 840px; margin: 0 auto; display: grid; gap: 14px; }
.faq-item { background: #fff; border: 1px solid var(--border); border-radius: var(--radius); overflow: hidden; transition: box-shadow .3s, border-color .3s; }
.faq-item.open { box-shadow: var(--shadow-md); border-color: var(--blue-400); }
.faq-q { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 20px 24px; text-align: left; font-family: var(--font-head); font-weight: 700; font-size: 1.04rem; color: var(--navy-800); }
.faq-q .chev { width: 30px; height: 30px; border-radius: 50%; background: var(--slate-100); display: grid; place-items: center; flex-shrink: 0; transition: .3s var(--ease); }
.faq-q .chev svg { width: 18px; height: 18px; color: var(--blue-600); transition: transform .3s var(--ease); }
.faq-item.open .chev { background: var(--grad-cta); }
.faq-item.open .chev svg { color: #fff; transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s var(--ease); }
.faq-a-inner { padding: 0 24px 22px; color: var(--text-muted); }

/* ---------- 15. CTA band ---------- */
.cta-band { position: relative; overflow: hidden; border-radius: var(--radius-xl); background: var(--grad-brand); color: #fff; padding: clamp(40px, 6vw, 68px); text-align: center; box-shadow: var(--shadow-lg); }
.cta-band::before { content:""; position:absolute; inset:0; background: radial-gradient(50% 90% at 15% 0%, rgba(34,211,238,.28), transparent 55%), radial-gradient(50% 90% at 100% 100%, rgba(255,107,53,.22), transparent 55%); }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #d7e3fb; max-width: 600px; margin: 16px auto 30px; }
.cta-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- 16. Blog ---------- */
.post-card { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s var(--ease); display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.post-thumb { position: relative; aspect-ratio: 16/10; overflow: hidden; }
.post-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.post-card:hover .post-thumb img { transform: scale(1.07); }
.post-tag { position: absolute; top: 14px; left: 14px; background: rgba(8,24,58,.78); color: #fff; font-size: .76rem; font-weight: 600; padding: 6px 12px; border-radius: 100px; -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); }
.post-body { padding: 24px; display: flex; flex-direction: column; flex: 1; }
.post-meta { display: flex; gap: 16px; font-size: .8rem; color: var(--slate-500); margin-bottom: 12px; }
.post-meta span { display: inline-flex; align-items: center; gap: 6px; }
.post-meta svg { width: 14px; height: 14px; }
.post-body h3 { font-size: 1.18rem; margin-bottom: 10px; line-height: 1.3; }
.post-body h3 a:hover { color: var(--blue-600); }
.post-body p { color: var(--text-muted); font-size: .93rem; flex: 1; }
.post-readmore { margin-top: 16px; display: inline-flex; align-items: center; gap: 7px; font-weight: 700; color: var(--blue-600); font-family: var(--font-head); font-size: .9rem; }
.post-readmore svg { width: 16px; height: 16px; transition: transform .25s; }
.post-card:hover .post-readmore svg { transform: translateX(5px); }

/* ---------- 17. Page hero (inner) ---------- */
.page-hero { position: relative; color: #fff; overflow: hidden; isolation: isolate; padding: clamp(56px, 8vw, 96px) 0 clamp(44px, 6vw, 70px); }
.page-hero-bg { position: absolute; inset: 0; z-index: -2; }
.page-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.page-hero::after { content:""; position:absolute; inset:0; z-index:-1; background: var(--page-hero-grad); }
.page-hero h1 { color: #fff; font-size: clamp(2rem, 4.5vw, 3.1rem); margin-bottom: 14px; }
.page-hero p { color: #d7e3fb; max-width: 640px; }
.breadcrumb { display: flex; gap: 8px; align-items: center; font-size: .88rem; color: #b9c8ea; margin-bottom: 18px; }
.breadcrumb a:hover { color: #fff; }
.breadcrumb svg { width: 14px; height: 14px; opacity: .7; }

/* ---------- 18. Article ---------- */
.article { max-width: 760px; margin: 0 auto; }
.article-cover { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); margin-bottom: 36px; aspect-ratio: 16/8; }
.article-cover img { width: 100%; height: 100%; object-fit: cover; }
.prose { font-size: 1.07rem; color: var(--slate-700); line-height: 1.85; }
.prose > * + * { margin-top: 1.2em; }
.prose h2 { font-size: clamp(1.5rem, 3vw, 2rem); margin-top: 1.8em; color: var(--ink); }
.prose h3 { font-size: 1.3rem; margin-top: 1.5em; color: var(--ink); }
.prose p { color: var(--slate-700); }
.prose ul, .prose ol { padding-left: 4px; display: grid; gap: 11px; }
.prose ul li { display: flex; gap: 12px; }
.prose ul li::before { content:""; width: 9px; height: 9px; border-radius: 50%; background: var(--grad-cta); margin-top: 11px; flex-shrink: 0; }
.prose ol { counter-reset: li; }
.prose ol li { display: flex; gap: 14px; counter-increment: li; }
.prose ol li::before { content: counter(li); width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, rgba(29,93,214,.12), rgba(34,211,238,.12)); color: var(--blue-600); font-family: var(--font-head); font-weight: 700; font-size: .9rem; display: grid; place-items: center; flex-shrink: 0; }
.prose a { color: var(--blue-600); font-weight: 600; text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote { border-left: 4px solid var(--blue-500); background: var(--bg-soft); padding: 18px 24px; border-radius: 0 var(--radius) var(--radius) 0; font-size: 1.1rem; color: var(--navy-800); font-style: italic; }
.prose img { border-radius: var(--radius); box-shadow: var(--shadow-md); }
.callout { display: flex; gap: 16px; padding: 22px 24px; border-radius: var(--radius); background: linear-gradient(135deg, rgba(29,93,214,.07), rgba(34,211,238,.07)); border: 1px solid rgba(29,93,214,.16); }
.callout .ic { width: 44px; height: 44px; border-radius: 12px; background: var(--grad-cta); color: #fff; display: grid; place-items: center; flex-shrink: 0; }
.callout .ic svg { width: 24px; height: 24px; }
.callout b { font-family: var(--font-head); color: var(--navy-800); display: block; margin-bottom: 4px; }
.article-meta { display: flex; gap: 18px; flex-wrap: wrap; font-size: .9rem; color: var(--slate-500); margin: 18px 0 0; }
.article-meta span { display: inline-flex; align-items: center; gap: 7px; }
.article-meta svg { width: 16px; height: 16px; color: var(--blue-500); }
.tag-pill { display: inline-block; background: var(--slate-100); color: var(--slate-600); font-size: .82rem; font-weight: 600; padding: 6px 13px; border-radius: 100px; }
.share-row { display: flex; gap: 10px; align-items: center; margin-top: 30px; padding-top: 24px; border-top: 1px solid var(--border); flex-wrap: wrap; }
.share-row a { width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--border); display: grid; place-items: center; color: var(--slate-600); transition: .25s; }
.share-row a:hover { background: var(--grad-cta); color: #fff; border-color: transparent; transform: translateY(-3px); }
.share-row svg { width: 19px; height: 19px; }

/* sidebar */
.sidebar { display: grid; gap: 24px; align-content: start; position: sticky; top: calc(var(--header-h) + 20px); }
.widget { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 24px; box-shadow: var(--shadow-sm); }
.widget h4 { font-size: 1.05rem; margin-bottom: 16px; display: flex; align-items: center; gap: 9px; }
.widget h4 svg { width: 20px; height: 20px; color: var(--blue-600); }
.widget-list { display: grid; gap: 14px; }
.widget-post { display: flex; gap: 13px; }
.widget-post img { width: 70px; height: 60px; border-radius: 11px; object-fit: cover; flex-shrink: 0; }
.widget-post b { font-size: .9rem; font-family: var(--font-head); line-height: 1.35; display: block; transition: color .2s; }
.widget-post:hover b { color: var(--blue-600); }
.widget-post small { color: var(--slate-500); font-size: .78rem; }
.widget-cta { background: var(--grad-brand); color: #fff; }
.widget-cta h4 { color: #fff; }
.widget-cta p { color: #d7e3fb; font-size: .9rem; margin-bottom: 16px; }
.tag-cloud { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-cloud a { font-size: .85rem; background: var(--slate-100); padding: 7px 13px; border-radius: 100px; color: var(--slate-600); font-weight: 600; transition: .2s; }
.tag-cloud a:hover { background: var(--grad-cta); color: #fff; }

/* ---------- 19. Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info { display: grid; gap: 18px; align-content: start; }
.contact-row { display: flex; gap: 16px; padding: 22px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); transition: .3s var(--ease); }
.contact-row:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--blue-400); }
.contact-row .ic { width: 52px; height: 52px; border-radius: 14px; background: var(--grad-cta); color: #fff; display: grid; place-items: center; flex-shrink: 0; }
.contact-row .ic svg { width: 26px; height: 26px; }
.contact-row b { font-family: var(--font-head); font-size: 1.05rem; display: block; margin-bottom: 3px; }
.contact-row p, .contact-row a { color: var(--text-muted); font-size: .95rem; }
.contact-row a:hover { color: var(--blue-600); }

.form { background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; box-shadow: var(--shadow-md); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 7px; color: var(--slate-700); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 15px; border: 1.5px solid var(--border); border-radius: var(--radius-sm);
  background: var(--slate-50); transition: border-color .2s, box-shadow .2s, background .2s; font-size: .96rem;
}
.field textarea { resize: vertical; min-height: 130px; }
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--blue-500); background: #fff; box-shadow: 0 0 0 4px rgba(29,93,214,.12); }
.form-note { font-size: .82rem; color: var(--slate-500); margin-top: 12px; text-align: center; }
.form-success { display: none; padding: 16px; border-radius: var(--radius-sm); background: rgba(6,182,212,.1); border: 1px solid rgba(6,182,212,.3); color: #0e7490; font-weight: 600; margin-top: 16px; }
.form-success.show { display: block; }

.map-wrap { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); border: 1px solid var(--border); }
.map-wrap iframe { width: 100%; height: 420px; border: 0; display: block; filter: grayscale(.15) contrast(1.05); }

/* ---------- 20. Footer ---------- */
.footer { background: var(--navy-900); color: #b9c8ea; padding-top: 64px; }
.footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.4fr; gap: 40px; padding-bottom: 48px; }
.footer .brand-text b { color: #fff; }
.footer-about p { margin: 18px 0; font-size: .92rem; color: #95a6cc; }
.footer h5 { font-family: var(--font-head); color: #fff; font-size: 1.02rem; margin-bottom: 18px; font-weight: 700; }
.footer-links { display: grid; gap: 11px; }
.footer-links a { font-size: .92rem; color: #aebbd8; transition: .2s; display: inline-flex; align-items: center; gap: 8px; }
.footer-links a:hover { color: var(--cyan-400); padding-left: 4px; }
.footer-links a svg { width: 14px; height: 14px; opacity: .6; }
.footer-contact { display: grid; gap: 14px; }
.footer-contact li { display: flex; gap: 12px; font-size: .92rem; color: #aebbd8; }
.footer-contact svg { width: 19px; height: 19px; color: var(--cyan-400); flex-shrink: 0; margin-top: 2px; }
.footer-social { display: flex; gap: 11px; margin-top: 8px; }
.footer-social a { width: 40px; height: 40px; border-radius: 11px; background: rgba(255,255,255,.07); display: grid; place-items: center; color: #cdd9f2; transition: .25s; }
.footer-social a:hover { background: var(--grad-cta); transform: translateY(-3px); color: #fff; }
.footer-social svg { width: 18px; height: 18px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.08); padding: 22px 0; display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap; font-size: .85rem; color: #8294bd; }
.footer-bottom a:hover { color: var(--cyan-400); }

/* ---------- 21. Floating actions ---------- */
.fab-stack { position: fixed; right: 18px; bottom: 18px; z-index: 90; display: flex; flex-direction: column; gap: 12px; }
.fab { width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; color: #fff; box-shadow: var(--shadow-lg); transition: transform .25s var(--ease); position: relative; }
.fab:hover { transform: scale(1.1) translateY(-2px); }
.fab svg { width: 28px; height: 28px; }
.fab-wa { background: #25d366; }
.fab-call { background: var(--grad-heat); }
.fab::after { content: ""; position: absolute; inset: 0; border-radius: 50%; animation: ping 2.2s var(--ease) infinite; }
.fab-wa::after { box-shadow: 0 0 0 0 rgba(37,211,102,.5); }
.fab-call::after { box-shadow: 0 0 0 0 rgba(255,107,53,.5); }
@keyframes ping { 70%,100% { box-shadow: 0 0 0 16px rgba(0,0,0,0); } }

/* ---------- 22. Reveal animation ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
@media (prefers-reduced-motion: reduce) { .reveal { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } .fab::after { animation: none; } }

/* ---------- 23. Responsive ---------- */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2,1fr); }
  .stats-grid { grid-template-columns: repeat(2,1fr); gap: 32px; }
  .trust-strip .container { grid-template-columns: repeat(2,1fr); gap: 26px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 34px; }
  .hero-card { display: none; }
}
@media (max-width: 880px) {
  .nav-menu, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav-menu {
    position: fixed; inset: var(--header-h) 0 auto; top: var(--header-h);
    flex-direction: column; align-items: stretch; gap: 4px;
    background: #fff; padding: 18px 22px 26px; box-shadow: var(--shadow-lg);
    transform: translateY(-120%); transition: transform .4s var(--ease); border-top: 1px solid var(--border);
    max-height: calc(100vh - var(--header-h)); overflow-y: auto;
  }
  body.menu-open .nav-menu { display: flex; transform: translateY(0); }
  .nav-menu > li > a { padding: 14px 16px; border-radius: 12px; font-size: 1.02rem; }
  .nav-menu .nav-cta-mobile { display: block; margin-top: 8px; }
}
@media (max-width: 760px) {
  .section { padding: 60px 0; }
  .grid-2, .grid-3, .split, .contact-grid, .article-layout { grid-template-columns: 1fr; }
  .split { gap: 36px; }
  .split--reverse .split-media { order: 0; }
  .form-row { grid-template-columns: 1fr; }
  .badge-float.bf-2 { display: none; }
  .badge-float.bf-1 { left: 12px; bottom: -20px; padding: 12px 14px; }
  .topbar-left { gap: 14px; font-size: .8rem; }
  .topbar-left .hide-sm { display: none; }
  .sidebar { position: static; }
}
@media (max-width: 480px) {
  .grid-4, .stats-grid, .trust-strip .container, .steps, .footer-grid { grid-template-columns: 1fr; }
  .container { padding-inline: 18px; }
  .card { padding: 24px; }
  .hero-badges { gap: 18px; }
  .cta-actions .btn, .hero-cta .btn { width: 100%; }
}

/* ---------- 24. Article layout grid ---------- */
.article-layout { display: grid; grid-template-columns: minmax(0,1fr) 340px; gap: 48px; align-items: start; }
@media (max-width: 980px) { .article-layout { grid-template-columns: 1fr; } .article { max-width: 760px; } }

/* utility */
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.chip{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--border);border-radius:100px;padding:9px 16px;font-size:.88rem;font-weight:600;color:var(--slate-700);box-shadow:var(--shadow-sm)}
.chip svg{width:17px;height:17px;color:var(--cyan-500)}