/* ==========================================================================
   Özer Soğutma Sistemleri - Kurumsal Tasarım Sistemi
   Renkler: Lacivert / Beyaz / Turkuaz
   ========================================================================== */

:root {
  --navy: #0a192f;
  --navy-2: #0f2b48;
  --navy-3: #111e33;
  --navy-4: #172a46;
  --turquoise: #00c6ff;
  --turquoise-dark: #0090c8;
  --blue: #0072ff;
  --grad: linear-gradient(135deg, #00c6ff 0%, #0072ff 100%);
  --grad-hover: linear-gradient(135deg, #33d4ff 0%, #2b86ff 100%);
  --white: #ffffff;
  --bg: #f7fafc;
  --bg-2: #eef3f8;
  --text: #1e293b;
  --muted: #64748b;
  --muted-2: #94a3b8;
  --light: #cbd5e1;
  --border: #e2e8f0;
  --shadow-1: 0 2px 6px rgba(10, 25, 47, .06);
  --shadow-2: 0 10px 28px rgba(10, 25, 47, .10);
  --shadow-3: 0 18px 44px rgba(10, 25, 47, .16);
  --r-sm: 8px;
  --r-md: 14px;
  --r-lg: 20px;
  --wa: #25d366;
  --ease: .25s cubic-bezier(.4,0,.2,1);
}

*,*::before,*::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16px;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
ul { list-style: none; }

.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 20px;
}

/* ---------- Skip link ---------- */
.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--navy);
  color: #fff;
  padding: 10px 18px;
  z-index: 9999;
  border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Top bar ---------- */
.top-bar {
  background: var(--navy);
  color: var(--light);
  font-size: .84rem;
  padding: 8px 0;
}
.top-bar-in {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 22px;
  align-items: center;
  justify-content: space-between;
}
.top-bar span, .top-bar a {
  color: var(--light);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  white-space: nowrap;
}
.top-bar a:hover { color: var(--turquoise); }
.top-bar i { color: var(--turquoise); }
.top-bar .tb-wa { color: #4ade80; font-weight: 600; }
.top-bar .tb-hide-sm { }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-in {
  display: flex;
  align-items: center;
  gap: 18px;
  height: 74px;
}
.brand {
  display: flex;
  align-items: center;
  text-decoration: none;
  flex-shrink: 0;
}
.brand img {
  height: 50px;
  width: auto;
  max-width: 210px;
  object-fit: contain;
}
.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
  justify-content: center;
  flex-wrap: wrap;
}
.main-nav a {
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  font-size: .92rem;
  padding: 8px 11px;
  border-radius: var(--r-sm);
  transition: var(--ease);
  white-space: nowrap;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--turquoise-dark);
  background: #e9f7ff;
}
.header-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--grad);
  color: #fff !important;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: .9rem;
  text-decoration: none;
  white-space: nowrap;
  box-shadow: 0 8px 20px rgba(0,102,204,.25);
  transition: var(--ease);
  flex-shrink: 0;
}
.header-cta:hover { transform: translateY(-1px); box-shadow: 0 12px 26px rgba(0,102,204,.35); }
.header-cta .wa-ico { font-size: 1.15rem; }

.burger {
  display: none;
  background: var(--navy);
  border: none;
  border-radius: 10px;
  width: 44px;
  height: 44px;
  cursor: pointer;
  color: #fff;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  flex-shrink: 0;
  transition: var(--ease);
}
.burger .b-bar {
  display: block;
  width: 20px;
  height: 2.5px;
  border-radius: 2px;
  background: #fff;
  transition: var(--ease);
}
.burger:hover { background: var(--navy-2); }
.burger[aria-expanded="true"] { background: var(--turquoise-dark); }
.burger[aria-expanded="true"] .b-bar:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger[aria-expanded="true"] .b-bar:nth-child(2) { opacity: 0; transform: scaleX(.4); }
.burger[aria-expanded="true"] .b-bar:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

.mobile-nav {
  display: none;
  background: #fff;
  border-bottom: 3px solid var(--turquoise);
  box-shadow: 0 22px 40px rgba(10,25,47,.18);
  max-height: calc(100vh - 74px);
  overflow-y: auto;
}
.mobile-nav.open { display: block; }
.mobile-nav a {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  text-decoration: none;
  color: var(--text);
  font-weight: 600;
  border-bottom: 1px solid #f1f5f9;
  font-size: .98rem;
}
.mobile-nav a:hover, .mobile-nav a:active { background: #f4f9ff; color: var(--turquoise-dark); }
.mobile-nav a.mwa { color: #128c7e; }

/* ---------- Breadcrumbs ---------- */
.crumbs {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  font-size: .85rem;
  padding: 11px 0;
}
.crumbs ol { display: flex; flex-wrap: wrap; gap: 4px 8px; align-items: center; }
.crumbs li { color: var(--muted); }
.crumbs li::after { content: "/"; margin-left: 8px; color: var(--light); }
.crumbs li:last-child::after { content: ""; }
.crumbs a { color: var(--turquoise-dark); text-decoration: none; font-weight: 600; }
.crumbs a:hover { text-decoration: underline; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 13px 26px;
  border-radius: var(--r-md);
  font-weight: 700;
  font-size: .98rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: var(--ease);
  font-family: inherit;
}
.btn-primary { background: var(--grad); color: #fff; box-shadow: 0 8px 20px rgba(0,114,255,.3); }
.btn-primary:hover { background: var(--grad-hover); transform: translateY(-2px); box-shadow: 0 12px 28px rgba(0,114,255,.4); }
.btn-wa { background: var(--wa); color: #fff; box-shadow: 0 8px 20px rgba(37,211,102,.3); }
.btn-wa:hover { background: #1fbe5b; transform: translateY(-2px); }
.btn-ghost {
  background: rgba(255,255,255,.1);
  color: #fff;
  border: 1px solid rgba(255,255,255,.28);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(255,255,255,.2); transform: translateY(-2px); color:#fff; }
.btn-dark { background: var(--navy); color: #fff; }
.btn-dark:hover { background: var(--navy-2); transform: translateY(-2px); }
.btn-lg { padding: 16px 32px; font-size: 1.05rem; }
.btn-block { width: 100%; }

/* ---------- Page hero (inner pages) ---------- */
.page-hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 55%, #081220 100%);
  color: #fff;
  padding: 58px 0 50px;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 85% 15%, rgba(0,198,255,.16), transparent 55%);
  pointer-events: none;
}
.page-hero .container { position: relative; z-index: 2; }
.page-hero h1 {
  font-size: clamp(1.7rem, 4vw, 2.6rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 12px;
  letter-spacing: -.4px;
}
.page-hero .lead {
  font-size: 1.08rem;
  color: var(--light);
  max-width: 780px;
  line-height: 1.7;
}
.page-hero .hero-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 22px;
}
.page-hero .hero-tags a {
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.22);
  color: #e2e8f0;
  padding: 7px 15px;
  border-radius: 999px;
  font-size: .85rem;
  font-weight: 600;
  text-decoration: none;
  transition: var(--ease);
}
.page-hero .hero-tags a:hover { background: rgba(0,198,255,.2); color: #fff; }

/* ---------- Sections ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--white); }
.section-dark { background: var(--navy); color: #fff; }
.section-head {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 46px;
}
.section-head.left { text-align: left; margin-inline: 0; }
.kicker {
  display: inline-block;
  font-size: .78rem;
  font-weight: 800;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--turquoise-dark);
  background: #e6f7ff;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 14px;
}
.section-dark .kicker { background: rgba(0,198,255,.14); color: var(--turquoise); }
.section-head h2 {
  font-size: clamp(1.5rem, 3.4vw, 2.15rem);
  font-weight: 800;
  line-height: 1.3;
  margin-bottom: 12px;
  color: var(--text);
}
.section-dark .section-head h2 { color: #fff; }
.section-head p { color: var(--muted); font-size: 1.04rem; }
.section-dark .section-head p { color: var(--muted-2); }

/* ---------- Hero (home) ---------- */
.hero {
  position: relative;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-2) 50%, #081220 100%);
  color: #fff;
  padding: 110px 0 95px;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 78% 22%, rgba(0,198,255,.18), transparent 58%);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; text-align: center; max-width: 960px; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  background: rgba(255,255,255,.08);
  border: 1px solid rgba(255,255,255,.16);
  padding: 8px 18px;
  border-radius: 999px;
  font-size: .9rem;
  font-weight: 500;
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}
.hero-badge i { color: var(--turquoise); }
.hero h1 {
  font-size: clamp(2rem, 5.4vw, 3.3rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 22px;
  letter-spacing: -.6px;
}
.hero h1 .grad {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero .hero-desc {
  font-size: 1.16rem;
  color: var(--light);
  max-width: 800px;
  margin: 0 auto 36px;
  line-height: 1.75;
}
.hero-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 58px;
}
.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  background: rgba(255,255,255,.05);
  border: 1px solid rgba(255,255,255,.09);
  backdrop-filter: blur(14px);
  padding: 26px;
  border-radius: var(--r-lg);
}
.metric { text-align: center; border-right: 1px solid rgba(255,255,255,.09); padding: 4px 6px; }
.metric:last-child { border-right: none; }
.metric .mi { font-size: 1.7rem; color: var(--turquoise); margin-bottom: 8px; }
.metric .mt { font-weight: 700; font-size: 1rem; margin-bottom: 3px; }
.metric .md { font-size: .85rem; color: var(--muted-2); line-height: 1.5; }

/* ---------- Cards / grids ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 26px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 30px 26px;
  box-shadow: var(--shadow-1);
  transition: var(--ease);
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); border-color: #bfe6fa; }
.card .ico {
  width: 58px;
  height: 58px;
  border-radius: var(--r-md);
  background: #e9f7ff;
  color: var(--turquoise-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.55rem;
  margin-bottom: 18px;
}
.card h3 { font-size: 1.24rem; font-weight: 700; margin-bottom: 10px; line-height: 1.35; }
.card p { color: var(--muted); font-size: .95rem; margin-bottom: 16px; }
.card .more {
  font-weight: 700;
  color: var(--turquoise-dark);
  text-decoration: none;
  font-size: .92rem;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.card .more:hover { gap: 10px; }

.check-list { margin: 4px 0 14px; display: grid; gap: 7px; }
.check-list li {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  font-size: .9rem;
  color: #475569;
  line-height: 1.55;
}
.check-list li i { color: var(--turquoise-dark); margin-top: 4px; font-size: .8rem; }

/* District / region pills */
.pill-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; }
.pill-link {
  display: flex;
  align-items: center;
  gap: 9px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 13px 16px;
  text-decoration: none;
  font-weight: 600;
  font-size: .93rem;
  color: var(--text);
  transition: var(--ease);
  box-shadow: var(--shadow-1);
}
.pill-link:hover {
  border-color: var(--turquoise);
  color: var(--turquoise-dark);
  transform: translateY(-3px);
  box-shadow: var(--shadow-2);
}
.pill-link i { color: var(--turquoise); }

/* ---------- Two-column content ---------- */
.split {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 54px;
  align-items: center;
}
.split .prose h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; line-height: 1.3; margin-bottom: 18px; }
.section-dark .split .prose h2 { color: #fff; }
.split .prose p { color: var(--muted); margin-bottom: 16px; line-height: 1.8; }
.section-dark .split .prose p { color: var(--muted-2); }
.prose { }
.prose h2, .prose h3, .prose h4 { line-height: 1.35; color: var(--text); margin: 30px 0 14px; font-weight: 800; }
.prose h2 { font-size: 1.65rem; }
.prose h3 { font-size: 1.3rem; }
.prose h4 { font-size: 1.08rem; }
.prose p { margin-bottom: 16px; color: var(--text); line-height: 1.85; }
.prose ul, .prose ol { margin: 0 0 18px 0; padding-left: 0; display: grid; gap: 9px; }
.prose ul li { padding-left: 26px; position: relative; line-height: 1.7; }
.prose ul li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  position: absolute;
  left: 0;
  top: 2px;
  color: var(--turquoise-dark);
  font-size: .85rem;
}
.prose ol { counter-reset: p; }
.prose ol li { padding-left: 32px; position: relative; counter-increment: p; line-height: 1.7; }
.prose ol li::before {
  content: counter(p) ".";
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 800;
  color: var(--turquoise-dark);
}
.prose a { color: var(--turquoise-dark); font-weight: 600; }
.prose strong { color: var(--navy); }
.section-dark .prose strong { color: #fff; }

/* Stat / info panel */
.panel {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--r-lg);
  padding: 34px 30px;
  color: #fff;
}
.panel h3 { font-size: 1.3rem; margin-bottom: 14px; }
.panel p { color: var(--muted-2); font-size: .95rem; margin-bottom: 20px; line-height: 1.75; }
.panel-light {
  background: linear-gradient(160deg, #f4fbff 0%, #ffffff 100%);
  border: 1px solid #d5ecfa;
  color: var(--text);
}
.panel-light h3 { color: var(--navy); }
.panel-light p { color: var(--muted); }

/* ---------- Products ---------- */
.product-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 36px;
}
.tab-btn {
  padding: 10px 20px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--border);
  color: var(--muted);
  font-weight: 700;
  font-size: .88rem;
  cursor: pointer;
  transition: var(--ease);
  font-family: inherit;
}
.tab-btn:hover { background: var(--bg-2); color: var(--text); }
.tab-btn.active {
  background: var(--navy);
  color: #fff;
  border-color: var(--navy);
}
.product-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px;
  position: relative;
  transition: var(--ease);
  display: flex;
  flex-direction: column;
}
.product-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); }
.product-card .pbadge {
  position: absolute;
  top: 18px;
  right: 18px;
  background: #e6f7ff;
  color: var(--turquoise-dark);
  border: 1px solid #bfe6fa;
  font-size: .72rem;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 999px;
}
.product-card .ico {
  width: 52px; height: 52px;
  border-radius: var(--r-md);
  background: #e9f7ff;
  color: var(--turquoise-dark);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.product-card h3 { font-size: 1.18rem; margin-bottom: 9px; }
.product-card p { color: var(--muted); font-size: .9rem; margin-bottom: 16px; }
.pspecs {
  margin-top: auto;
  border-top: 1px dashed var(--border);
  padding-top: 13px;
  display: grid;
  gap: 5px;
}
.pspecs span { font-size: .8rem; font-weight: 700; color: #475569; }

/* ---------- Sectors ---------- */
.sector-card {
  background: #fff;
  border: 1px solid var(--border);
  padding: 26px 22px;
  border-radius: var(--r-lg);
  text-align: center;
  transition: var(--ease);
}
.sector-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); border-color: var(--turquoise); }
.sector-card .ico {
  width: 56px; height: 56px;
  margin: 0 auto 15px;
  background: #eef4ff;
  color: #3557c9;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.45rem;
}
.sector-card h4 { font-size: 1.08rem; margin-bottom: 7px; }
.sector-card p { font-size: .87rem; color: var(--muted); }

/* ---------- Calculator ---------- */
.calc-card {
  background: #fff;
  border-radius: var(--r-lg);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-2);
  padding: 46px 38px;
  max-width: 980px;
  margin: 0 auto;
}
.calc-head { text-align: center; margin-bottom: 34px; }
.calc-head h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); font-weight: 800; margin-bottom: 9px; }
.calc-head p { color: var(--muted); }
.calc-body { display: grid; grid-template-columns: 1.2fr .8fr; gap: 34px; }
.calc-inputs { display: grid; gap: 18px; align-content: start; }
.frow { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 13px; }
.fgroup { display: flex; flex-direction: column; gap: 7px; }
.fgroup label {
  font-size: .85rem;
  font-weight: 700;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 6px;
}
.fgroup label i { color: var(--turquoise-dark); }
.fgroup input, .fgroup select, .fgroup textarea {
  width: 100%;
  padding: 12px 15px;
  border-radius: var(--r-sm);
  border: 1px solid #cbd5e1;
  font-family: inherit;
  font-size: .95rem;
  outline: none;
  transition: var(--ease);
  background: #fff;
  color: var(--text);
}
.fgroup input:focus, .fgroup select:focus, .fgroup textarea:focus {
  border-color: var(--turquoise);
  box-shadow: 0 0 0 3px rgba(0,198,255,.2);
}
.fgroup .err-msg { color: #dc2626; font-size: .8rem; font-weight: 600; display: none; }
.fgroup.invalid input, .fgroup.invalid select { border-color: #dc2626; }
.fgroup.invalid .err-msg { display: block; }

.calc-result {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 26px 22px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 14px;
}
.calc-result .rt { font-weight: 800; font-size: 1.05rem; color: var(--navy); }
.stat-pills { display: grid; gap: 10px; }
.spill {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  padding: 10px 13px;
  background: #fff;
  border-radius: var(--r-sm);
  border: 1px solid var(--border);
  font-size: .88rem;
}
.spill.hl { background: #e9f7ff; border-color: #bfe6fa; }
.spill.hl strong { color: var(--turquoise-dark); font-size: 1.02rem; }
.calc-note { font-size: .82rem; color: var(--muted); line-height: 1.55; }

/* ---------- Contact ---------- */
.contact-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 54px; align-items: start; }
.contact-cards { display: grid; gap: 17px; margin-top: 26px; }
.citem { display: flex; gap: 15px; align-items: flex-start; }
.citem .ci {
  width: 44px; height: 44px;
  border-radius: var(--r-sm);
  background: rgba(0,198,255,.12);
  color: var(--turquoise);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.citem strong { color: #fff; display: block; font-size: .95rem; margin-bottom: 2px; }
.citem p, .citem a { color: var(--muted-2); font-size: .9rem; margin: 0; text-decoration: none; }
.citem a:hover { color: var(--turquoise); }

.wa-form-card {
  background: var(--navy-3);
  border: 1px solid rgba(255,255,255,.08);
  padding: 36px 32px;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-3);
}
.wa-form-card h3 { font-size: 1.4rem; color: #fff; margin-bottom: 8px; display: flex; align-items: center; gap: 10px; }
.wa-form-card h3 i { color: var(--wa); }
.wa-form-card > p { color: var(--muted-2); font-size: .9rem; margin-bottom: 22px; }
.wa-form-card label { color: var(--light); }
.wa-form-card input, .wa-form-card select, .wa-form-card textarea {
  background: #0b1524;
  border-color: #24344d;
  color: #fff;
}
.wa-form-card input::placeholder, .wa-form-card textarea::placeholder { color: #55688a; }
.wa-form-card input:focus, .wa-form-card select:focus, .wa-form-card textarea:focus {
  border-color: var(--turquoise);
  box-shadow: 0 0 0 3px rgba(0,198,255,.22);
}
.wa-form-card select option { background: #0b1524; color: #fff; }
.wa-form-card .fgroup label { color: var(--light); }
.wa-form-card .fgroup label i { color: var(--turquoise); }

.form-alert {
  display: none;
  margin-top: 12px;
  padding: 12px 14px;
  background: rgba(220,38,38,.14);
  border: 1px solid #dc2626;
  color: #fca5a5;
  border-radius: var(--r-sm);
  font-size: .87rem;
  font-weight: 600;
}
.form-note {
  display: none;
  margin-top: 12px;
  padding: 12px 14px;
  background: rgba(0,198,255,.1);
  border: 1px solid rgba(0,198,255,.4);
  color: #a5e3ff;
  border-radius: var(--r-sm);
  font-size: .87rem;
  font-weight: 600;
  text-align: center;
}

/* ---------- FAQ ---------- */
.faq-list { display: grid; gap: 12px; max-width: 860px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  transition: var(--ease);
}
.faq-item[open] { border-color: var(--turquoise); box-shadow: var(--shadow-1); }
.faq-item summary {
  cursor: pointer;
  padding: 17px 20px;
  font-weight: 700;
  font-size: 1rem;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  color: var(--navy);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "\2b";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--turquoise-dark);
  font-size: .95rem;
  transition: var(--ease);
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: "\f068"; }
.faq-item .faq-a {
  padding: 0 20px 18px;
  color: var(--muted);
  line-height: 1.8;
  font-size: .95rem;
}
.faq-item .faq-a a { color: var(--turquoise-dark); font-weight: 600; }

/* ---------- Blog ---------- */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.blog-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--ease);
  box-shadow: var(--shadow-1);
}
.blog-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-2); }
.blog-thumb {
  position: relative;
  aspect-ratio: 16/9;
  background: linear-gradient(135deg, var(--navy-2), var(--navy));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.blog-thumb i { font-size: 3.2rem; color: rgba(0,198,255,.5); }
.blog-thumb img { width: 100%; height: 100%; object-fit: cover; }
.blog-body { padding: 22px 22px 24px; display: flex; flex-direction: column; flex: 1; }
.blog-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  font-size: .78rem;
  color: var(--muted);
  margin-bottom: 10px;
  font-weight: 600;
}
.blog-meta .cat {
  background: #e6f7ff;
  color: var(--turquoise-dark);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: .72rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.blog-card h3 { font-size: 1.16rem; font-weight: 800; line-height: 1.4; margin-bottom: 10px; }
.blog-card h3 a { text-decoration: none; color: var(--navy); }
.blog-card h3 a:hover { color: var(--turquoise-dark); }
.blog-card .excerpt { color: var(--muted); font-size: .92rem; line-height: 1.7; margin-bottom: 16px; flex: 1; }
.blog-card .more {
  font-weight: 700;
  color: var(--turquoise-dark);
  text-decoration: none;
  font-size: .9rem;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.article { max-width: 820px; margin: 0 auto; }
.article .article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  color: var(--muted);
  font-size: .88rem;
  font-weight: 600;
  margin-bottom: 30px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
}
.article .article-meta i { color: var(--turquoise-dark); margin-right: 5px; }
.article .article-meta .cat { color: var(--turquoise-dark); }
.article img.article-cover { border-radius: var(--r-md); margin-bottom: 30px; width: 100%; }
.article h1 { font-size: clamp(1.6rem, 3.6vw, 2.2rem); font-weight: 800; line-height: 1.3; margin-bottom: 18px; color: var(--navy); }

/* Blog kartı ve makale görselleri */
.blog-card .kicker { align-self: flex-start; margin-bottom: 12px; }
.blog-card h3 { color: var(--navy); text-decoration: none; }
.blog-card p.excerpt { color: var(--muted); font-size: .92rem; line-height: 1.7; margin-bottom: 14px; flex: 1; }
.blog-card .meta {
  margin-top: auto;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  font-weight: 700;
  color: var(--turquoise-dark);
}
.blog-card .meta i { color: var(--turquoise-dark); }
.article-head .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 16px;
  font-size: .85rem;
  color: var(--muted);
  font-weight: 600;
  margin-bottom: 22px;
}
.article-head .meta i { color: var(--turquoise-dark); }
.article-figure { margin: 0 0 28px; }
.article-figure img {
  display: block;
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: var(--r-md);
  border: 1px solid var(--border);
  background: #f4f8fc;
}
.article-figure figcaption { font-size: .8rem; color: var(--muted); margin-top: 8px; text-align: center; line-height: 1.5; }

/* ---------- Related links ---------- */
.related-box {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: 28px 26px;
  margin-top: 40px;
}
.related-box h3 { font-size: 1.15rem; margin-bottom: 16px; color: var(--navy); }
.related-links { display: flex; flex-wrap: wrap; gap: 10px; }
.related-links a {
  background: #fff;
  border: 1px solid var(--border);
  padding: 9px 16px;
  border-radius: 999px;
  font-size: .88rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--text);
  transition: var(--ease);
}
.related-links a:hover { border-color: var(--turquoise); color: var(--turquoise-dark); }

/* ---------- CTA strip ---------- */
.cta-strip {
  background: linear-gradient(120deg, var(--turquoise-dark), var(--blue));
  color: #fff;
  border-radius: var(--r-lg);
  padding: 38px 36px;
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
  justify-content: space-between;
}
.cta-strip h3 { font-size: 1.4rem; font-weight: 800; margin-bottom: 6px; }
.cta-strip p { opacity: .92; font-size: .98rem; max-width: 520px; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-actions .btn-wa { background: #0a192f; box-shadow: 0 8px 20px rgba(10,25,47,.3); }
.cta-actions .btn-wa:hover { background: #142744; }
.cta-actions .btn-ghost { border-color: rgba(255,255,255,.5); }

/* ---------- Floating contact ---------- */
.floating {
  position: fixed;
  right: 16px;
  bottom: 16px;
  z-index: 998;
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding-bottom: env(safe-area-inset-bottom, 0);
}
.floating a {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.45rem;
  text-decoration: none;
  box-shadow: 0 10px 24px rgba(10,25,47,.28);
  transition: var(--ease);
  border: 2px solid rgba(255,255,255,.85);
}
.floating a:hover { transform: scale(1.08); }
.floating .f-wa { background: var(--wa); }
.floating .f-tel { background: var(--navy); }
.floating .f-label {
  position: absolute;
  right: 62px;
  background: var(--navy);
  color: #fff;
  padding: 6px 12px;
  border-radius: 8px;
  font-size: .78rem;
  font-weight: 700;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: var(--ease);
  box-shadow: var(--shadow-2);
}
.floating a { position: relative; }
.floating a:hover .f-label { opacity: 1; right: 60px; }
.floating.is-hidden {
  opacity: 0;
  pointer-events: none;
  transform: translateY(14px);
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: #cdd9ea;
  padding: 58px 0 0;
  font-size: .95rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.1fr;
  gap: 40px;
  padding-bottom: 42px;
}
.site-footer h4 {
  color: #fff;
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 16px;
}
.site-footer ul { display: grid; gap: 9px; }
.site-footer li { color: #cdd9ea; }
.site-footer a { color: #e6edf7; text-decoration: none; transition: var(--ease); font-size: .94rem; }
.site-footer a:hover { color: var(--turquoise); padding-left: 3px; }
.footer-brand img.flogo {
  background: #fff;
  border-radius: var(--r-sm);
  padding: 8px 12px;
  height: 56px;
  width: auto;
  display: inline-block;
  margin-bottom: 16px;
}
.footer-brand p { line-height: 1.75; margin-bottom: 12px; color: #cdd9ea; font-size: .94rem; }
.footer-contact li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  color: #e6edf7;
  line-height: 1.6;
}
.footer-contact li i { color: var(--turquoise); margin-top: 4px; }
.footer-contact a { color: #e6edf7; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.14);
  padding: 20px 0;
  text-align: center;
  font-size: .86rem;
  color: #cdd9ea;
}

/* ---------- 404 ---------- */
.err-wrap {
  min-height: 60vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 70px 20px;
}
.err-wrap h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); color: var(--navy); font-weight: 800; margin-bottom: 14px; }
.err-wrap p { color: var(--muted); margin-bottom: 26px; font-size: 1.05rem; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 1100px) {
  .main-nav { gap: 0; }
  .main-nav a { padding: 8px 9px; font-size: .87rem; }
  .header-cta { padding: 9px 14px; font-size: .85rem; }
}

@media (max-width: 1024px) {
  .grid-3, .grid-4, .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-wrap, .calc-body { grid-template-columns: 1fr; gap: 38px; }
  .hero-metrics { grid-template-columns: repeat(2, 1fr); }
  .metric:nth-child(2) { border-right: none; }
  .metric:nth-child(1), .metric:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.09); padding-bottom: 14px; }
  .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 32px; }
}

@media (max-width: 960px) {
  .main-nav, .header-cta { display: none; }
  .burger { display: flex; margin-left: auto; }
  .brand img { height: 44px; }
  .header-in { height: 64px; }
}

@media (max-width: 768px) {
  .section { padding: 54px 0; }
  .hero { padding: 74px 0 66px; }
  .hero-metrics { grid-template-columns: 1fr 1fr; gap: 14px; padding: 20px; }
  .grid-3, .grid-4, .blog-grid, .grid-2 { grid-template-columns: 1fr; }
  .frow { grid-template-columns: 1fr; }
  .calc-card { padding: 30px 20px; }
  .wa-form-card { padding: 28px 20px; }
  .cta-strip { flex-direction: column; text-align: center; padding: 30px 22px; }
  .cta-actions { justify-content: center; flex-direction: column; align-items: stretch; gap: 10px; }
  .cta-actions .btn { width: 100%; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .pill-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 12px; }
  .hero-actions .btn { width: 100%; }
  .contact-actions .btn { width: 100%; }
}

@media (max-width: 575px) {
  .top-bar .tb-hide-sm { display: none; }
  .page-hero { padding: 40px 0 36px; }
  .floating a { width: 48px; height: 48px; font-size: 1.3rem; }
  .floating { right: 12px; bottom: 12px; }
  .brand img { height: 40px; max-width: 160px; }
  .hero-badge { font-size: .8rem; padding: 7px 14px; }
  .metric .mi { font-size: 1.4rem; }
  .metric .mt { font-size: .92rem; }
}

@media (max-width: 430px) {
  .pill-grid { grid-template-columns: 1fr; }
  .container { padding-inline: 16px; }
}

/* Print */
@media print {
  .top-bar, .site-header, .mobile-nav, .floating, .site-footer .footer-grid { display: none !important; }
}