/* =========================================================
   Antalya Biorezonans — Ana stil dosyası
   Harici CDN / font bağımlılığı yoktur; sistem fontları kullanılır.
   ========================================================= */

:root {
  --teal-900: #0b3d3a;
  --teal-700: #10685f;
  --teal-600: #148277;
  --teal-500: #1a9d8f;
  --teal-100: #e3f4f1;
  --teal-50:  #f4faf9;
  --sand-100: #faf7f2;
  --ink-900:  #17231f;
  --ink-700:  #3c4a45;
  --ink-500:  #64716c;
  --line:     #e2e8e5;
  --white:    #ffffff;
  --warn-bg:  #fff8ec;
  --warn-line:#e9d8a6;
  --radius:   14px;
  --shadow:   0 10px 30px rgba(11, 61, 58, 0.08);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink-900);
  background: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--teal-700); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4 { line-height: 1.25; margin: 0 0 .5em; color: var(--ink-900); font-weight: 700; }
h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
.container { width: 100%; max-width: 1180px; margin: 0 auto; padding: 0 20px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
.skip-link { position: absolute; left: -999px; top: 0; background: var(--teal-700); color: #fff; padding: 10px 16px; z-index: 200; }
.skip-link:focus { left: 10px; top: 10px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 22px; border-radius: 999px; font-weight: 600;
  border: 2px solid transparent; cursor: pointer; font-size: 0.98rem;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: var(--teal-600); color: #fff; }
.btn-primary:hover { background: var(--teal-700); }
.btn-outline { background: transparent; border-color: var(--teal-600); color: var(--teal-700); }
.btn-outline:hover { background: var(--teal-50); }
.btn-lg { padding: 15px 30px; font-size: 1.05rem; }

/* ---------- Header ---------- */
.site-header { position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96); backdrop-filter: blur(6px); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 20px; gap: 20px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--ink-900); }
.brand-mark { font-size: 1.8rem; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-text strong { font-size: 1.05rem; }
.brand-text small { color: var(--ink-500); font-size: .78rem; }

.main-nav { display: flex; align-items: center; gap: 24px; }
.main-nav ul { list-style: none; display: flex; gap: 22px; margin: 0; padding: 0; }
.main-nav a { color: var(--ink-700); font-weight: 600; font-size: .95rem; }
.main-nav a:hover { color: var(--teal-700); text-decoration: none; }
.has-sub { position: relative; }
.sub-nav { display: none; position: absolute; top: 100%; left: 0; background: #fff; border: 1px solid var(--line); border-radius: 10px; box-shadow: var(--shadow); min-width: 220px; padding: 8px; list-style: none; margin: 8px 0 0; }
.has-sub:hover .sub-nav, .has-sub:focus-within .sub-nav { display: block; }
.sub-nav li a { display: block; padding: 8px 10px; border-radius: 6px; }
.sub-nav li a:hover { background: var(--teal-50); }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 8px; }
.nav-toggle span { width: 24px; height: 2px; background: var(--ink-900); display: block; }

/* ---------- Hero ---------- */
.hero { background: linear-gradient(160deg, var(--teal-50) 0%, var(--sand-100) 100%); padding: 64px 0 70px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.eyebrow { display: inline-block; background: var(--teal-100); color: var(--teal-700); padding: 6px 14px; border-radius: 999px; font-size: .82rem; font-weight: 700; letter-spacing: .02em; margin-bottom: 16px; }
.hero p.lead { font-size: 1.12rem; color: var(--ink-700); max-width: 46ch; }
.hero-actions { display: flex; gap: 14px; margin-top: 26px; flex-wrap: wrap; }
.hero-figure { position: relative; }
.hero-figure img { border-radius: var(--radius); box-shadow: var(--shadow); }
.trust-badges { display: flex; gap: 22px; margin-top: 34px; flex-wrap: wrap; color: var(--ink-500); font-size: .88rem; }
.trust-badges strong { display: block; color: var(--ink-900); font-size: 1.05rem; }

/* ---------- Sections ---------- */
.section { padding: 64px 0; }
.section-alt { background: var(--teal-50); }
.section-head { max-width: 640px; margin: 0 auto 40px; text-align: center; }
.section-head p { color: var(--ink-500); }

/* ---------- Services grid ---------- */
.services-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.service-card { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; transition: box-shadow .2s ease, transform .2s ease; }
.service-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.service-icon { font-size: 1.9rem; margin-bottom: 12px; display: block; }
.service-card h3 { font-size: 1.08rem; margin-bottom: 8px; }
.service-card p { color: var(--ink-500); font-size: .93rem; margin-bottom: 14px; }
.service-card a { font-weight: 700; font-size: .9rem; }

/* ---------- About split ---------- */
.split { display: grid; grid-template-columns: .9fr 1.1fr; gap: 48px; align-items: center; }
.split img { border-radius: var(--radius); box-shadow: var(--shadow); }
.checklist { list-style: none; padding: 0; margin: 20px 0; }
.checklist li { padding-left: 30px; position: relative; margin-bottom: 10px; color: var(--ink-700); }
.checklist li::before { content: "✓"; position: absolute; left: 0; top: 0; color: var(--teal-600); font-weight: 800; }

/* ---------- Blog cards ---------- */
.posts-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 26px; }
.post-card { border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; background: #fff; transition: box-shadow .2s ease, transform .2s ease; display: flex; flex-direction: column; }
.post-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }
.post-card .post-thumb { aspect-ratio: 16/10; background: var(--teal-100); overflow: hidden; }
.post-card .post-thumb img { width: 100%; height: 100%; object-fit: cover; }
.post-card .post-body { padding: 18px 20px 22px; display: flex; flex-direction: column; flex: 1; }
.post-meta { font-size: .8rem; color: var(--ink-500); margin-bottom: 8px; text-transform: uppercase; letter-spacing: .03em; }
.post-card h3 { font-size: 1.08rem; margin-bottom: 10px; }
.post-card p { color: var(--ink-500); font-size: .93rem; flex: 1; }
.post-card .read-more { font-weight: 700; font-size: .9rem; margin-top: 10px; }

/* ---------- Blog single ---------- */
.post-hero { padding: 48px 0 20px; background: var(--teal-50); }
.post-hero .container { max-width: 800px; }
.post-content { max-width: 760px; margin: 0 auto; padding: 40px 20px 20px; }
.post-content img { border-radius: var(--radius); margin: 24px 0; }
.post-content h2 { margin-top: 1.6em; }
.post-content h3 { margin-top: 1.3em; }
.post-content blockquote { border-left: 4px solid var(--teal-500); background: var(--teal-50); padding: 14px 20px; border-radius: 0 10px 10px 0; color: var(--ink-700); margin: 20px 0; }
.post-content ul, .post-content ol { padding-left: 24px; }
.post-tags { display: flex; gap: 8px; flex-wrap: wrap; margin: 20px 0; }
.post-tags a { background: var(--teal-100); color: var(--teal-700); padding: 5px 12px; border-radius: 999px; font-size: .82rem; }

.article-disclaimer { max-width: 760px; margin: 30px auto; padding: 18px 22px; background: var(--warn-bg); border: 1px solid var(--warn-line); border-radius: 10px; font-size: .92rem; color: #6b5b1f; }

/* ---------- Pagination ---------- */
.pagination { display: flex; justify-content: center; gap: 8px; margin-top: 40px; }
.pagination a, .pagination span { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; border-radius: 8px; border: 1px solid var(--line); color: var(--ink-700); font-weight: 600; }
.pagination a:hover { background: var(--teal-50); text-decoration: none; }
.pagination .current { background: var(--teal-600); color: #fff; border-color: var(--teal-600); }

/* ---------- Category filter ---------- */
.filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 34px; }
.filter-bar a { padding: 8px 16px; border-radius: 999px; border: 1px solid var(--line); color: var(--ink-700); font-size: .9rem; font-weight: 600; }
.filter-bar a.active, .filter-bar a:hover { background: var(--teal-600); color: #fff; border-color: var(--teal-600); text-decoration: none; }

/* ---------- CTA band ---------- */
.cta-band { background: var(--teal-900); color: #fff; padding: 56px 0; text-align: center; }
.cta-band h2 { color: #fff; }
.cta-band p { color: #d9ece9; max-width: 560px; margin: 0 auto 24px; }
.cta-band .btn-primary { background: #fff; color: var(--teal-800, var(--teal-700)); }
.cta-band .btn-primary:hover { background: var(--teal-50); }

/* ---------- Contact page ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.contact-info-list { list-style: none; padding: 0; margin: 24px 0; }
.contact-info-list li { display: flex; gap: 14px; margin-bottom: 18px; }
.contact-info-list .ic { font-size: 1.3rem; }
.map-embed { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); margin-top: 20px; }
.map-embed iframe { width: 100%; height: 320px; border: 0; display: block; }

form.contact-form { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow); }
.form-row { margin-bottom: 18px; }
.form-row label { display: block; font-weight: 600; margin-bottom: 6px; font-size: .92rem; }
.form-row input, .form-row textarea { width: 100%; padding: 12px 14px; border: 1px solid var(--line); border-radius: 8px; font-family: inherit; font-size: .96rem; }
.form-row input:focus, .form-row textarea:focus { outline: 2px solid var(--teal-500); border-color: var(--teal-500); }
.form-note { font-size: .82rem; color: var(--ink-500); margin-top: 10px; }
.alert { padding: 14px 18px; border-radius: 10px; margin-bottom: 20px; font-size: .95rem; }
.alert-success { background: #e7f6ed; color: #1c6b3b; border: 1px solid #b9e3c6; }
.alert-error { background: #fdecec; color: #9c2b2b; border: 1px solid #f3c4c4; }

/* ---------- Page hero (iç sayfalar) ---------- */
.page-hero { background: var(--teal-50); padding: 46px 0; }
.breadcrumb { font-size: .85rem; color: var(--ink-500); margin-bottom: 10px; }
.breadcrumb a { color: var(--ink-500); }
.page-hero h1 { margin-bottom: 6px; }
.page-hero .subtitle { color: var(--teal-700); font-weight: 600; }

.inner-content { max-width: 800px; margin: 0 auto; padding: 44px 20px; }
.inner-content h2 { margin-top: 1.4em; }
.inner-content img { border-radius: var(--radius); }

/* ---------- Footer ---------- */
.site-footer { background: var(--ink-900); color: #cfd9d5; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 34px; padding: 54px 0 30px; }
.footer-brand { color: #fff; margin-bottom: 10px; }
.site-footer h3 { color: #fff; font-size: 1rem; margin-bottom: 14px; }
.footer-links { list-style: none; padding: 0; margin: 0; }
.footer-links li { margin-bottom: 9px; font-size: .92rem; }
.footer-links a { color: #cfd9d5; }
.footer-links a:hover { color: #fff; }
.social-links a { color: #cfd9d5; margin-right: 14px; font-size: .88rem; }
.legal-disclaimer { border-top: 1px solid rgba(255,255,255,.1); padding: 22px 20px; font-size: .82rem; color: #9fb0ab; line-height: 1.6; }
.footer-bottom { padding: 16px 20px 30px; font-size: .82rem; color: #7d918b; }

.whatsapp-fab { position: fixed; right: 20px; bottom: 20px; width: 56px; height: 56px; border-radius: 50%; background: #25D366; color: #fff; display: flex; align-items: center; justify-content: center; box-shadow: 0 8px 20px rgba(0,0,0,.2); z-index: 150; }
.whatsapp-fab:hover { transform: scale(1.06); }

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
  .hero-grid, .split, .contact-grid { grid-template-columns: 1fr; }
  .hero-figure { order: -1; }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .posts-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
  .main-nav { position: fixed; top: 68px; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; padding: 16px 20px 24px; display: none; }
  .main-nav.open { display: flex; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .sub-nav { position: static; box-shadow: none; display: block; border: none; margin: 4px 0 4px 14px; }
  .nav-toggle { display: flex; }
  .services-grid, .posts-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}