@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=Source+Serif+4:ital,opsz,wght@0,8..60,400;0,8..60,600;0,8..60,700;1,8..60,400&display=swap');

:root {
  --teal: #0e7490;
  --teal-dark: #0c637a;
  --teal-light: #22a3c3;
  --slate: #0f172a;
  --slate-mid: #1e293b;
  --slate-soft: #334155;
  --amber: #f59e0b;
  --amber-dark: #d97706;
  --surface: #f1f5f9;
  --surface-alt: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --border: #e2e8f0;
  --white: #ffffff;
  --radius: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow: 0 4px 24px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 12px 40px rgba(15, 23, 42, 0.1);
  --font: 'Outfit', system-ui, sans-serif;
  --font-display: 'Source Serif 4', Georgia, serif;
  --header-offset: 76px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body {
  font-family: var(--font); color: var(--text); background: var(--surface);
  line-height: 1.7; -webkit-font-smoothing: antialiased; overflow-x: hidden;
  padding-top: var(--header-offset);
}
img { max-width: 100%; display: block; }
a { color: var(--teal); text-decoration: none; transition: color 0.2s; }
a:hover { color: var(--teal-dark); }
.container { max-width: 1180px; margin: 0 auto; padding: 0 24px; }

/* ── HEADER ── */
.header-shell { position: fixed; top: 0; left: 0; right: 0; z-index: 1100; }
.site-header {
  background: var(--slate);
  box-shadow: 0 2px 20px rgba(0,0,0,0.15);
}
.header-accent {
  height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--amber), var(--teal-light));
}
.header-inner {
  display: grid; grid-template-columns: auto 1fr auto auto;
  align-items: center; gap: 24px; height: 72px;
}
.logo img { height: 42px; width: auto; max-width: min(210px, 42vw); }
.header-contact {
  display: flex; align-items: center; gap: 14px; justify-self: end;
}
.header-phone {
  display: flex; align-items: center; gap: 8px; font-weight: 700;
  font-size: 0.86rem; color: rgba(255,255,255,0.9); white-space: nowrap;
}
.header-phone svg { color: var(--amber); flex-shrink: 0; }
.header-phone:hover { color: var(--white); }
.main-nav > ul { display: flex; list-style: none; gap: 2px; justify-content: center; }
.main-nav a {
  padding: 8px 14px; font-weight: 600; font-size: 0.84rem;
  color: rgba(255,255,255,0.75); border-radius: var(--radius);
  transition: all 0.2s;
}
.main-nav a:hover, .main-nav a.active {
  color: var(--white); background: rgba(255,255,255,0.08);
}
.nav-item { position: relative; }
.nav-item .sub-menu {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 250px;
  background: var(--white); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 8px;
  list-style: none; opacity: 0; visibility: hidden; transform: translateY(6px);
  transition: all 0.2s; box-shadow: var(--shadow-md); z-index: 100;
}
.nav-item:hover .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.sub-menu a {
  display: block; padding: 10px 14px; font-size: 0.82rem; font-weight: 500;
  color: var(--slate-soft); border-radius: var(--radius);
}
.sub-menu a:hover { background: var(--surface); color: var(--teal); }
.header-cta .btn { padding: 10px 20px; font-size: 0.82rem; }
.menu-toggle {
  display: none; background: rgba(255,255,255,0.1); border: none; cursor: pointer;
  padding: 10px; color: var(--white); border-radius: var(--radius);
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 13px 26px; border-radius: var(--radius-md); font-weight: 700;
  font-size: 0.88rem; border: 2px solid transparent; cursor: pointer;
  transition: all 0.2s; font-family: var(--font);
}
.btn-primary {
  background: var(--teal); color: var(--white);
  box-shadow: 0 4px 16px rgba(14, 116, 144, 0.35);
}
.btn-primary:hover {
  background: var(--teal-dark); transform: translateY(-1px);
  color: var(--white); box-shadow: 0 6px 24px rgba(14, 116, 144, 0.4);
}
.btn-secondary {
  background: var(--amber); color: var(--slate);
  box-shadow: 0 4px 16px rgba(245, 158, 11, 0.3);
}
.btn-secondary:hover { background: var(--amber-dark); color: var(--slate); }
.btn-outline {
  background: transparent; border-color: var(--slate-soft);
  color: var(--slate);
}
.btn-outline:hover { background: var(--slate); color: var(--white); border-color: var(--slate); }
.btn-outline-light {
  background: transparent; border-color: rgba(255,255,255,0.5);
  color: var(--white);
}
.btn-outline-light:hover { background: var(--white); color: var(--slate); border-color: var(--white); }

/* ── HERO ── */
.hero-split {
  display: grid; grid-template-columns: 1.05fr 0.95fr;
  min-height: calc(100vh - var(--header-offset));
  background: linear-gradient(135deg, var(--slate) 0%, var(--slate-mid) 100%);
}
.hero-split-content {
  display: flex; flex-direction: column; justify-content: center;
  padding: 56px 40px 56px max(24px, calc((100vw - 1180px) / 2 + 24px));
  color: var(--white);
}
.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 0.76rem; font-weight: 700; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--amber); margin-bottom: 18px;
}
.hero-eyebrow::before {
  content: ''; width: 28px; height: 2px; background: var(--teal-light);
}
.hero-split h1 {
  font-family: var(--font-display); font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.12; margin-bottom: 18px; font-weight: 700;
}
.hero-split .hero-lead {
  font-size: 1.02rem; color: rgba(255,255,255,0.72); line-height: 1.75;
  margin-bottom: 28px; max-width: 500px;
}
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 32px; }
.hero-actions .btn-outline { border-color: rgba(255,255,255,0.4); color: var(--white); }
.hero-actions .btn-outline:hover { background: var(--white); color: var(--slate); }
.hero-stats-row {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; max-width: 380px;
}
.hero-stat-card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1);
  padding: 14px 16px; border-radius: var(--radius-md);
  backdrop-filter: blur(8px);
}
.hero-stat-card strong {
  display: block; font-size: 1.45rem; font-weight: 800;
  color: var(--amber); line-height: 1.2;
}
.hero-stat-card span { font-size: 0.74rem; color: rgba(255,255,255,0.6); font-weight: 600; }
.hero-split-visual {
  position: relative; overflow: hidden;
  background: var(--slate-mid);
}
.hero-split-visual::before {
  content: ''; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(90deg, var(--slate) 0%, transparent 35%);
}
.hero-split-visual img {
  width: 100%; height: 100%; object-fit: cover; opacity: 0.88;
}
.hero-badge {
  position: absolute; bottom: 28px; right: 28px; z-index: 2;
  background: var(--white); padding: 16px 20px; border-radius: var(--radius-md);
  box-shadow: var(--shadow-md); border-left: 4px solid var(--teal);
}
.hero-badge strong { display: block; font-size: 0.9rem; color: var(--slate); }
.hero-badge span { font-size: 0.76rem; color: var(--muted); }

/* ── STATS BAND ── */
.stats-band {
  background: var(--white); padding: 32px 0;
  border-bottom: 1px solid var(--border);
}
.stats-band-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}
.stat-box {
  text-align: center; padding: 16px;
  background: var(--surface); border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.stat-box strong {
  display: block; font-size: 1.1rem; font-weight: 800;
  color: var(--teal); margin-bottom: 4px;
}
.stat-box span { font-size: 0.8rem; color: var(--muted); font-weight: 600; }

/* ── SECTIONS ── */
.section { padding: 76px 0; }
.section-alt { background: var(--white); }
.section-warm { background: var(--surface); }
.section-dark {
  background: var(--slate); color: var(--white);
}
.section-header { text-align: center; margin-bottom: 44px; }
.section-header .label {
  display: inline-block; color: var(--teal); font-weight: 700;
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  margin-bottom: 10px;
}
.section-header h2 {
  font-family: var(--font-display); font-size: clamp(1.65rem, 3vw, 2.2rem);
  margin-bottom: 12px; color: var(--slate); font-weight: 700;
}
.section-header p { color: var(--muted); max-width: 560px; margin: 0 auto; }

.features { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.feature {
  background: var(--white); border: 1px solid var(--border);
  padding: 28px 24px; border-radius: var(--radius-md);
  transition: transform 0.2s, box-shadow 0.2s;
}
.feature:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.feature-num {
  font-size: 2rem; font-weight: 800; color: var(--teal);
  opacity: 0.25; line-height: 1; margin-bottom: 8px;
}
.feature h3 { font-size: 1rem; margin-bottom: 8px; font-weight: 700; color: var(--slate); }
.feature p { font-size: 0.86rem; color: var(--muted); line-height: 1.65; }

.pool-types { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pool-type {
  background: var(--surface); border: 1px solid var(--border);
  padding: 28px 20px; border-radius: var(--radius-md);
  transition: all 0.25s;
}
.pool-type:hover {
  border-color: var(--teal); box-shadow: var(--shadow);
  transform: translateY(-2px);
}
.pool-type-icon { font-size: 1.8rem; margin-bottom: 12px; }
.pool-type h3 { font-size: 0.94rem; color: var(--slate); margin-bottom: 8px; font-weight: 700; }
.pool-type p { font-size: 0.84rem; color: var(--muted); line-height: 1.6; }

.process-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; counter-reset: step; }
.process-step {
  background: var(--white); padding: 24px 20px; border: 1px solid var(--border);
  border-radius: var(--radius-md); position: relative; padding-top: 48px;
}
.process-step::before {
  counter-increment: step; content: counter(step, decimal-leading-zero);
  position: absolute; top: 16px; left: 20px;
  font-size: 1.3rem; font-weight: 800; color: var(--teal);
}
.process-step h3 { font-size: 0.94rem; color: var(--slate); margin-bottom: 8px; }
.process-step p { font-size: 0.84rem; color: var(--muted); line-height: 1.6; }

.equip-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.equip-card {
  display: flex; gap: 14px; padding: 20px; background: var(--white);
  border: 1px solid var(--border); border-radius: var(--radius-md);
  transition: border-color 0.2s;
}
.equip-card:hover { border-color: var(--teal); }
.equip-icon { font-size: 1.5rem; flex-shrink: 0; }
.equip-card h3 { font-size: 0.92rem; color: var(--slate); margin-bottom: 4px; font-weight: 700; }
.equip-card p { font-size: 0.82rem; color: var(--muted); line-height: 1.55; }

.services { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.service-card {
  position: relative; overflow: hidden; aspect-ratio: 1/1; display: block;
  border-radius: var(--radius-md); border: 1px solid var(--border);
}
.service-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.service-card:hover img { transform: scale(1.05); }
.service-card .overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,23,42,0.92) 0%, transparent 55%);
  display: flex; flex-direction: column; justify-content: flex-end;
  padding: 22px; color: var(--white);
}
.service-card h3 { font-size: 1rem; font-weight: 700; }
.service-card span { font-size: 0.78rem; color: var(--amber); margin-top: 4px; font-weight: 600; }

.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split-img img {
  width: 100%;  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.split-content h2 {
  font-family: var(--font-display); font-size: 1.8rem;
  margin-bottom: 10px; color: var(--slate); font-weight: 700;
}
.split-content .tag {
  color: var(--teal); font-weight: 700; font-size: 0.76rem;
  letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: 12px;
}
.split-content p { color: var(--muted); margin-bottom: 12px; }
.check-list { list-style: none; margin: 18px 0 24px; }
.check-list li {
  padding: 6px 0 6px 28px; position: relative;
  font-weight: 500; font-size: 0.9rem; color: var(--slate-soft);
}
.check-list li::before {
  content: '✓'; position: absolute; left: 0; color: var(--teal);
  font-weight: 800;
}

.region-tags { display: flex; flex-wrap: wrap; gap: 8px; justify-content: center; margin-top: 16px; }
.region-tag {
  padding: 6px 14px; background: var(--white); border: 1px solid var(--border);
  border-radius: 999px; font-size: 0.82rem; font-weight: 600; color: var(--slate-soft);
  transition: all 0.2s;
}
.region-tag:hover { border-color: var(--teal); color: var(--teal); }

.page-hero {
  background: linear-gradient(135deg, var(--slate) 0%, var(--slate-mid) 100%);
  padding: 96px 0 52px; text-align: center; color: var(--white);
  position: relative;
}
.page-hero::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 4px;
  background: linear-gradient(90deg, var(--teal), var(--amber), var(--teal));
}
.page-hero h1 {
  font-family: var(--font-display); font-size: clamp(1.75rem, 4vw, 2.4rem);
  margin-bottom: 12px; font-weight: 700;
}
.page-hero p { opacity: 0.8; max-width: 580px; margin: 0 auto; font-size: 1rem; }
.breadcrumb {
  padding: 12px 0; font-size: 0.8rem; color: var(--muted);
  background: var(--white); border-bottom: 1px solid var(--border);
}
.breadcrumb a { color: var(--muted); }
.breadcrumb a:hover { color: var(--teal); }

.products { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.product {
    display: flex;
    flex-direction: column;
}
.product:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); color: inherit; }
.product img {
    width: 100%;
    height: 240px;
    object-fit: contain;
    padding: 10px;
    background: #fff;
}
.product-body {
    flex: 1;
}
.product-body h3 { font-size: 0.88rem; font-weight: 700; line-height: 1.4; margin-bottom: 6px; color: var(--slate); }
.product-spec { font-size: 0.76rem; color: var(--muted); margin-bottom: 10px; line-height: 1.5; }
.product-cta { font-size: 0.78rem; font-weight: 800; color: var(--teal); text-transform: uppercase; letter-spacing: 0.04em; }
.product:hover .product-cta { color: var(--amber-dark); }

.prose { max-width: 720px; }
.prose h2 { font-family: var(--font-display); color: var(--slate); margin: 28px 0 12px; font-size: 1.4rem; }
.prose h3 { color: var(--slate-soft); margin: 20px 0 10px; font-size: 1.1rem; }
.prose p { color: var(--muted); margin-bottom: 12px; }
.prose ul { margin: 10px 0 18px 20px; color: var(--muted); }
.prose li { margin-bottom: 5px; }

.contact-wrap { display: grid; grid-template-columns: 1fr 1.2fr; gap: 32px; padding: 56px 0 72px; }
.info-card, .form-card {
  background: var(--white); padding: 28px; border: 1px solid var(--border);
  border-radius: var(--radius-md); border-top: 4px solid var(--teal);
}
.info-row { display: flex; gap: 14px; padding: 16px 0; border-bottom: 1px solid var(--border); align-items: flex-start; }
.info-row:last-child { border-bottom: none; }
.info-icon {
  width: 40px; height: 40px; background: var(--surface);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0; border-radius: var(--radius);
}
.info-row h4 { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.info-row p, .info-row a { font-weight: 600; color: var(--text); font-size: 0.9rem; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-weight: 700; font-size: 0.82rem; margin-bottom: 6px; color: var(--slate); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border);
  font-family: var(--font); font-size: 0.92rem; background: var(--surface);
  border-radius: var(--radius); transition: border-color 0.2s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--teal); background: var(--white);
}
.form-group textarea { min-height: 110px; resize: vertical; }
.form-card h3 { font-family: var(--font-display); margin-bottom: 20px; color: var(--slate); }

.cta {
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
  padding: 56px 0; text-align: center; color: var(--white);
}
.cta h2 { font-family: var(--font-display); font-size: 1.75rem; margin-bottom: 12px; font-weight: 700; }
.cta p { opacity: 0.9; margin-bottom: 24px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-actions { display: flex; gap: 12px; flex-wrap: wrap; justify-content: center; }

/* ── FOOTER ── */
.footer-cta-band {
  background: var(--slate-mid); padding: 36px 0; color: var(--white);
  border-top: 4px solid var(--teal);
}
.footer-cta-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.footer-cta-inner h3 { font-family: var(--font-display); font-size: 1.25rem; font-weight: 700; }
.footer-cta-inner p { opacity: 0.75; font-size: 0.9rem; margin-top: 4px; }
.site-footer { background: var(--slate); color: rgba(255,255,255,0.6); }
.footer-grid {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px;
  padding: 48px 0 36px;
}
.footer-brand img { height: 38px; margin-bottom: 14px; }
.footer-brand p { font-size: 0.84rem; line-height: 1.65; }
.footer-col h4 {
  color: var(--amber); font-size: 0.76rem; margin-bottom: 16px;
  font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
}
.footer-col ul { list-style: none; }
.footer-col li { margin-bottom: 8px; }
.footer-col a { color: rgba(255,255,255,0.55); font-size: 0.84rem; }
.footer-col a:hover { color: var(--white); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08); padding: 16px 0;
  font-size: 0.78rem; text-align: center; color: rgba(255,255,255,0.4);
}

.fab-dock {
  position: fixed; bottom: 20px; right: 16px; z-index: 900;
  display: flex; flex-direction: column; gap: 8px;
}
.fab-btn {
  display: flex; align-items: center; gap: 8px; padding: 12px 16px;
  border-radius: var(--radius-md); color: var(--white); font-weight: 700;
  font-size: 0.82rem; box-shadow: var(--shadow-md); transition: transform 0.2s;
}
.fab-btn:hover { transform: translateY(-2px); color: var(--white); }
.fab-call { background: var(--teal); }
.fab-wa { background: #128c7e; }
.back-top {
  position: fixed; bottom: 20px; left: 16px; width: 42px; height: 42px;
  background: var(--slate); border: 2px solid var(--teal); color: var(--white);
  cursor: pointer; opacity: 0; visibility: hidden; transition: all 0.3s; z-index: 900;
  display: flex; align-items: center; justify-content: center; font-size: 0.9rem;
  border-radius: var(--radius-md);
}
.back-top.show { opacity: 1; visibility: visible; }

.faq-list { max-width: 760px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border); margin-bottom: 8px;
  background: var(--white); border-radius: var(--radius-md); overflow: hidden;
}
.faq-q {
  width: 100%; text-align: left; padding: 16px 18px; background: none; border: none;
  font-family: var(--font); font-weight: 700; font-size: 0.9rem; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 12px;
  color: var(--slate);
}
.faq-q::after { content: '+'; font-size: 1.1rem; color: var(--teal); flex-shrink: 0; }
.faq-item.open .faq-q { background: var(--surface); }
.faq-item.open .faq-q::after { content: '−'; }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-a-inner { padding: 0 18px 16px; color: var(--muted); font-size: 0.88rem; line-height: 1.7; }
.faq-item.open .faq-a { max-height: 500px; }

.content-block { max-width: 800px; margin: 0 auto; }
.content-block h2 { font-family: var(--font-display); color: var(--slate); margin-bottom: 12px; font-size: 1.4rem; }
.content-block p { color: var(--muted); margin-bottom: 12px; }

.photo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.photo-item {
  overflow: hidden; cursor: pointer; aspect-ratio: 1;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md);
}
.photo-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.3s; }
.photo-item:hover img { transform: scale(1.04); }

.lightbox {
  position: fixed; inset: 0; z-index: 9999; background: rgba(15,23,42,0.95);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; visibility: hidden; transition: all 0.3s;
}
.lightbox.open { opacity: 1; visibility: visible; }
.lightbox img { max-width: min(92vw, 1100px); max-height: 85vh; object-fit: contain; }
.lightbox-close, .lightbox-prev, .lightbox-next {
  position: absolute; background: rgba(255,255,255,0.1); border: none;
  color: var(--white); width: 44px; height: 44px; cursor: pointer;
  font-size: 1.2rem; border-radius: var(--radius-md);
}
.lightbox-close { top: 16px; right: 16px; }
.lightbox-prev { left: 12px; } .lightbox-next { right: 12px; }
.lightbox-counter { position: absolute; bottom: 20px; color: rgba(255,255,255,0.7); font-size: 0.84rem; }

.nav-overlay {
  display: none; position: fixed; inset: 0; z-index: 1098;
  background: rgba(15,23,42,0.6); opacity: 0; visibility: hidden; transition: all 0.3s;
}
.nav-overlay.open { opacity: 1; visibility: visible; }
body.menu-open, body.lightbox-open { overflow: hidden; position: fixed; width: 100%; }

.hero-slider, .trust-strip { display: none !important; }

/* ── MOBILE: kompakt istatistik şeritleri ── */
.stats-scroll {
  display: contents;
}
.stats-scroll-hint {
  display: none;
}

@media (max-width: 1024px) {
  .header-inner { grid-template-columns: auto 1fr auto; }
  .header-contact { display: none; }
  .features, .services { grid-template-columns: repeat(2, 1fr); }
  .products { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .pool-types, .process-steps, .equip-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --header-offset: 68px; }

  /* ── Header + mobil menü (yandan kayar) ── */
  .header-inner {
    grid-template-columns: 1fr auto;
    height: 64px;
    gap: 12px;
  }
  .logo img {
    height: 46px;
    max-width: min(230px, 58vw);
  }
  .menu-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    flex-shrink: 0;
    background: rgba(255,255,255,0.12);
    border: 1px solid rgba(255,255,255,0.15);
  }
  .header-cta { display: none; }
  .nav-overlay { display: block; }
  .main-nav {
    display: block;
    position: fixed;
    top: 0;
    right: 0;
    left: auto;
    width: min(300px, 88vw);
    height: 100dvh;
    max-height: none;
    background: var(--slate);
    padding: calc(var(--header-offset) + 8px) 16px 48px;
    transform: translateX(105%);
    opacity: 1;
    visibility: visible;
    transition: transform 0.3s ease;
    overflow-y: auto;
    z-index: 1101;
    box-shadow: -8px 0 40px rgba(0,0,0,0.35);
    border-left: 3px solid var(--teal);
    border-top: none;
    -webkit-overflow-scrolling: touch;
  }
  .main-nav.open { transform: translateX(0); }
  .main-nav > ul { flex-direction: column; gap: 0; }
  .main-nav a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 13px 14px;
    font-size: 0.88rem;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    border-radius: 0;
  }
  .nav-item.has-children > a::after {
    content: '›';
    font-size: 1.1rem;
    color: var(--amber);
    transition: transform 0.2s;
  }
  .nav-item.has-children.open > a::after { transform: rotate(90deg); }
  .nav-item .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: rgba(255,255,255,0.05);
    padding: 0 0 0 12px;
    margin: 0;
    border-radius: 0;
    display: none;
  }
  .nav-item.open .sub-menu { display: block; }
  .sub-menu a {
    color: rgba(255,255,255,0.72);
    padding: 10px 12px;
    font-size: 0.82rem;
    border-bottom: none;
  }
  .sub-menu a:hover { background: rgba(255,255,255,0.06); color: var(--white); }

  /* ── Hero: metin resmin üzerinde ── */
  .hero-split {
    display: block;
    position: relative;
    min-height: min(88vh, 680px);
    background: var(--slate);
  }
  .hero-split-visual {
    position: absolute;
    inset: 0;
    z-index: 0;
    min-height: 100%;
    order: unset;
  }
  .hero-split-visual::before {
    background: linear-gradient(
      180deg,
      rgba(15,23,42,0.55) 0%,
      rgba(15,23,42,0.35) 35%,
      rgba(15,23,42,0.82) 100%
    );
    z-index: 1;
  }
  .hero-split-visual img {
    opacity: 1;
    min-height: min(88vh, 680px);
  }
  .hero-badge { display: none; }
  .hero-split-content {
    position: relative;
    z-index: 2;
    min-height: min(88vh, 680px);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 24px 20px 28px;
  }
  .hero-eyebrow { margin-bottom: 12px; font-size: 0.7rem; }
  .hero-split h1 {
    font-size: clamp(1.45rem, 5.5vw, 1.85rem);
    margin-bottom: 12px;
    text-shadow: 0 2px 12px rgba(0,0,0,0.3);
  }
  .hero-split .hero-lead {
    font-size: 0.86rem;
    line-height: 1.65;
    margin-bottom: 18px;
    max-width: none;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .hero-actions {
    margin-bottom: 16px;
    gap: 8px;
  }
  .hero-actions .btn {
    flex: 1 1 calc(50% - 4px);
    padding: 11px 12px;
    font-size: 0.78rem;
    min-width: 0;
  }
  /* Hero istatistikler: yatay kaydırmalı kompakt şerit */
  .hero-stats-row {
    display: flex;
    flex-wrap: nowrap;
    gap: 8px;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    padding-bottom: 2px;
    mask-image: linear-gradient(90deg, #000 92%, transparent);
  }
  .hero-stats-row::-webkit-scrollbar { display: none; }
  .hero-stat-card {
    flex: 0 0 auto;
    min-width: 108px;
    padding: 10px 12px;
    text-align: center;
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.18);
  }
  .hero-stat-card strong { font-size: 1.15rem; }
  .hero-stat-card span {
    font-size: 0.62rem;
    line-height: 1.25;
    display: block;
  }

  /* ── Stats band: yatay kaydırmalı kartlar ── */
  .stats-band { padding: 14px 0; overflow: hidden; }
  .stats-band .container { padding: 0; max-width: 100%; }
  .stats-scroll-hint {
    display: block;
    text-align: center;
    font-size: 0.68rem;
    color: var(--muted);
    font-weight: 600;
    letter-spacing: 0.04em;
    padding: 0 24px 8px;
  }
  .stats-band-grid {
    display: flex;
    flex-wrap: nowrap;
    gap: 10px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
    padding: 0 20px 4px;
  }
  .stats-band-grid::-webkit-scrollbar { display: none; }
  .stat-box {
    flex: 0 0 min(78vw, 280px);
    scroll-snap-align: start;
    text-align: left;
    padding: 14px 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-right: none;
    border-left: 3px solid var(--teal);
  }
  .stat-box strong { font-size: 0.95rem; margin-bottom: 2px; }
  .stat-box span { font-size: 0.76rem; }

  /* ── İletişim sayfası ── */
  .contact-wrap {
    grid-template-columns: 1fr;
    text-align: left;
    gap: 20px;
    padding: 32px 0 48px;
  }
  .info-card, .form-card { text-align: left; padding: 20px; }
  .info-row {
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 12px;
    align-items: start;
    text-align: left;
    padding: 14px 0;
  }
  .info-icon { width: 40px; height: 40px; }
  .info-row > div:last-child {
    flex: unset;
    min-width: 0;
    text-align: left;
  }
  .info-row h4 {
    text-align: left;
    margin-bottom: 4px;
  }
  .info-row p, .info-row a {
    text-align: left;
    word-break: break-word;
  }
  .form-card h3 { text-align: left; }

  /* ── Genel mobil grid ── */
  .split, .footer-cta-inner { grid-template-columns: 1fr; text-align: left; }
  .footer-cta-inner { text-align: center; }
  .features, .services, .products, .pool-types, .process-steps, .equip-grid, .footer-grid { grid-template-columns: 1fr; }
  .photo-grid { grid-template-columns: repeat(2, 1fr); }
  .fab-btn span { display: none; }
  .fab-btn { width: 48px; height: 48px; padding: 0; justify-content: center; }
  .section { padding: 48px 0; }
  .check-list { text-align: left; }
  .page-hero { padding: 80px 0 40px; }
  .cta-actions .btn { width: 100%; max-width: 320px; }
}