/* ============================================================
   Mehmet Köse Hair — Premium iOS/Apple-esque Design System
   ============================================================ */

:root {
  color-scheme: dark;

  --ink: #080706;
  --ink-2: #131110;
  --ink-3: #1d1a17;
  --surface: #171513;
  --surface-2: #201d1a;
  --hairline: rgba(255,255,255,0.09);
  --hairline-strong: rgba(255,255,255,0.16);

  --cream: #f4ecdf;
  --cream-dim: rgba(244,236,223,0.68);
  --cream-faint: rgba(244,236,223,0.42);

  --gold: #c9a06a;
  --gold-2: #e9c68a;
  --copper: #d98e5b;
  --wine: #7a4a5c;

  --grad-gold: linear-gradient(135deg, var(--gold-2), var(--gold) 60%, var(--copper));

  --r-xs: 10px;
  --r-sm: 16px;
  --r-md: 22px;
  --r-lg: 30px;
  --r-full: 999px;

  --shadow-soft: 0 16px 40px rgba(0,0,0,0.35);
  --shadow-lift: 0 24px 60px rgba(0,0,0,0.45);
  --shadow-glow: 0 0 0 1px rgba(201,160,106,0.25), 0 12px 30px rgba(201,160,106,0.12);

  --header-h: 76px;
  --tabbar-h: 76px;
  --ease: cubic-bezier(.22,1,.36,1);

  --font: -apple-system, BlinkMacSystemFont, 'SF Pro Display', 'SF Pro Text', 'Poppins', 'Segoe UI', system-ui, sans-serif;
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--ink);
  color: var(--cream);
  font-family: var(--font);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  padding-top: var(--header-h);
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 {
  font-family: var(--font);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.12;
  margin: 0 0 0.5em;
  color: var(--cream);
}
p { margin: 0 0 1em; color: var(--cream-dim); }
.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
::selection { background: var(--gold); color: var(--ink); }

/* ---------------- Buttons ---------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 15px 30px; border-radius: var(--r-full);
  font-weight: 600; font-size: 0.95rem; letter-spacing: -0.01em;
  border: 1px solid transparent; cursor: pointer;
  transition: transform .25s var(--ease), background .25s, box-shadow .25s, border-color .25s;
  white-space: nowrap;
}
.btn:active { transform: scale(0.95); }
.btn-primary { background: var(--grad-gold); color: #1a1410; box-shadow: var(--shadow-glow); }
.btn-primary:hover { box-shadow: 0 0 0 1px rgba(201,160,106,0.4), 0 16px 40px rgba(201,160,106,0.22); }
.btn-glass {
  background: rgba(255,255,255,0.06); color: var(--cream); border-color: var(--hairline-strong);
  backdrop-filter: blur(20px);
}
.btn-glass:hover { background: rgba(255,255,255,0.1); }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }
.btn-block { width: 100%; }

.icon { width: 22px; height: 22px; flex-shrink: 0; }
.icon-sm { width: 18px; height: 18px; }
.icon-lg { width: 28px; height: 28px; }

/* ---------------- Header (desktop glass nav) ---------------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 300;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(8,7,6,0.35);
  border-bottom: 1px solid transparent;
  backdrop-filter: blur(0px);
  transition: background .35s var(--ease), border-color .35s, backdrop-filter .35s;
}
.site-header.scrolled {
  background: rgba(8,7,6,0.72);
  border-color: var(--hairline);
  backdrop-filter: blur(22px) saturate(160%);
  -webkit-backdrop-filter: blur(22px) saturate(160%);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; width: 100%; gap: 20px; }
.brand { display: flex; align-items: center; }
.brand-logo { height: 60px; width: auto; }
.brand-text { font-weight: 700; font-size: 1.2rem; letter-spacing: -0.01em; }

.main-nav { display: flex; align-items: center; gap: 6px; }
.main-nav a {
  padding: 10px 16px; border-radius: var(--r-full); font-size: 0.92rem; color: var(--cream-dim);
  transition: background .2s, color .2s;
}
.main-nav a:hover, .main-nav a.active { color: var(--cream); background: rgba(255,255,255,0.07); }
.main-nav .btn-primary { margin-left: 8px; }

.header-mobile-actions { display: none; align-items: center; gap: 6px; }
.icon-btn {
  width: 42px; height: 42px; border-radius: var(--r-full); display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.06); border: 1px solid var(--hairline); color: var(--cream);
  transition: background .2s, transform .2s;
}
.icon-btn:active { transform: scale(0.92); }

/* ---------------- Mobile fullscreen menu overlay ---------------- */
.mobile-menu {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(8,7,6,0.85); backdrop-filter: blur(30px) saturate(160%);
  display: flex; flex-direction: column;
  padding: 22px 24px calc(30px + env(safe-area-inset-bottom));
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.mobile-menu.open { opacity: 1; visibility: visible; transform: translateY(0); }
.mobile-menu-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 40px; }
.mobile-menu-links { display: flex; flex-direction: column; gap: 4px; flex: 1; justify-content: center; }
.mobile-menu-links a {
  font-size: 1.9rem; font-weight: 600; padding: 12px 4px; letter-spacing: -0.02em;
  border-bottom: 1px solid var(--hairline); color: var(--cream);
}
.mobile-menu-cta { margin-top: 24px; }
.mobile-menu-social { display: flex; gap: 14px; margin-top: 28px; }

/* ---------------- Search overlay ---------------- */
.search-overlay {
  position: fixed; inset: 0; z-index: 500;
  background: rgba(8,7,6,0.9); backdrop-filter: blur(30px);
  display: flex; flex-direction: column; align-items: center;
  padding: 90px 24px 24px;
  opacity: 0; visibility: hidden; transition: opacity .3s var(--ease), visibility .3s;
}
.search-overlay.open { opacity: 1; visibility: visible; }
.search-overlay form { width: 100%; max-width: 640px; display: flex; gap: 10px; }
.search-overlay input {
  flex: 1; min-width: 0; padding: 16px 20px; border-radius: var(--r-full); border: 1px solid var(--hairline-strong);
  background: rgba(255,255,255,0.06); color: var(--cream); font-size: 1.05rem; font-family: inherit;
}
.search-overlay .icon-btn { flex-shrink: 0; }
.search-overlay input::placeholder { color: var(--cream-faint); }
.search-overlay .icon-btn { margin-top: 0; }
.search-overlay-close { position: absolute; top: 24px; right: 24px; }

/* ---------------- Hero (full viewport height, all devices) ---------------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  text-align: center; overflow: hidden;
  margin-top: calc(var(--header-h) * -1);
  padding-top: var(--header-h);
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-bg::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,7,6,0.35) 0%, rgba(8,7,6,0.55) 55%, rgba(8,7,6,0.92) 100%);
}
.hero-content { position: relative; z-index: 1; max-width: 760px; padding: 0 24px; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  text-transform: uppercase; letter-spacing: 2.5px; color: var(--gold-2); font-size: 0.78rem; font-weight: 600;
  margin-bottom: 20px; padding: 8px 16px; border: 1px solid rgba(201,160,106,0.35); border-radius: var(--r-full);
  background: rgba(201,160,106,0.08);
}
.hero h1 {
  font-size: clamp(2.6rem, 7vw, 5rem); font-weight: 700; letter-spacing: -0.035em;
  background: linear-gradient(180deg, #fff, var(--cream) 60%, var(--cream-dim));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { font-size: clamp(1.05rem, 2vw, 1.3rem); color: var(--cream-dim); margin: 20px auto 34px; max-width: 560px; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-scroll-cue {
  position: absolute; bottom: 34px; left: 50%; transform: translateX(-50%); z-index: 1;
  color: var(--cream-faint); display: flex; flex-direction: column; align-items: center; gap: 8px; font-size: 0.72rem;
  letter-spacing: 2px; text-transform: uppercase; animation: bob 2.4s ease-in-out infinite;
}
@keyframes bob { 0%,100% { transform: translate(-50%,0); } 50% { transform: translate(-50%,8px); } }

/* ---------------- Sections ---------------- */
section { padding: 110px 0; position: relative; }
.section-tight { padding: 70px 0; }
.section-header { text-align: center; max-width: 620px; margin: 0 auto 60px; }
.section-header h2 { font-size: clamp(2rem, 4vw, 2.9rem); }
.section-alt { background: var(--ink-2); }

/* reveal-on-scroll — progressive enhancement: fully visible with no JS / no
   IntersectionObserver support; only pre-hidden once JS confirms it can animate it in. */
.reveal { transition: opacity .8s var(--ease), transform .8s var(--ease); }
html.js .reveal { opacity: 0; transform: translateY(28px); }
html.js .reveal.in-view { opacity: 1; transform: translateY(0); }

/* ---------------- Grids / Glass Cards ---------------- */
.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); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }

.card {
  background: linear-gradient(180deg, var(--surface-2), var(--surface));
  border: 1px solid var(--hairline); border-radius: var(--r-md); overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease), border-color .4s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lift); border-color: var(--hairline-strong); }
.card-img { aspect-ratio: 4/3; overflow: hidden; position: relative; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.card:hover .card-img img { transform: scale(1.06); }
.card-body { padding: 26px; }
.card-body h3 { font-size: 1.15rem; margin-bottom: 8px; }
.card-body p { font-size: 0.92rem; }

.tag {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(201,160,106,0.12); color: var(--gold-2);
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.4px;
  padding: 5px 13px; border-radius: var(--r-full); margin-bottom: 12px;
}
.service-price {
  color: var(--gold-2); font-weight: 700; font-size: 1.35rem; margin-top: 14px;
  padding-top: 14px; border-top: 1px dashed var(--hairline); letter-spacing: -0.01em;
}
.service-price small { color: var(--cream-faint); font-weight: 400; }

/* About */
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items: center; }
.about-media { border-radius: var(--r-lg); overflow: hidden; box-shadow: var(--shadow-lift); aspect-ratio: 4/5; }
.about-media img { width: 100%; height: 100%; object-fit: cover; }
.stat-row { display: flex; gap: 34px; margin-top: 30px; flex-wrap: wrap; }
.stat-row .stat b { display: block; font-size: 1.8rem; color: var(--gold-2); font-weight: 700; }
.stat-row .stat span { font-size: 0.8rem; color: var(--cream-faint); text-transform: uppercase; letter-spacing: 1px; }

/* Feature tiles (Neden Biz) */
.feature-tile {
  padding: 30px; border-radius: var(--r-md); background: var(--surface); border: 1px solid var(--hairline);
}
.feature-tile .icon-wrap {
  width: 52px; height: 52px; border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center;
  background: rgba(201,160,106,0.12); color: var(--gold-2); margin-bottom: 18px;
}

/* Gallery */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.gallery-item { position: relative; border-radius: var(--r-md); overflow: hidden; aspect-ratio: 1/1; box-shadow: var(--shadow-soft); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.gallery-item:hover img { transform: scale(1.08); }
.gallery-caption {
  position: absolute; inset: auto 0 0 0; padding: 34px 16px 14px;
  background: linear-gradient(transparent, rgba(0,0,0,0.78));
  font-size: 0.85rem; opacity: 1; color: #fff;
}

/* CTA band */
.cta-band {
  border-radius: var(--r-lg); padding: 70px 40px; text-align: center;
  background: radial-gradient(circle at 30% 20%, rgba(201,160,106,0.25), transparent 60%), var(--surface);
  border: 1px solid var(--hairline-strong);
}
.cta-band h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); }

/* Map / contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-info-item { display: flex; gap: 16px; margin-bottom: 22px; align-items: flex-start; }
.contact-info-item .icon-wrap {
  width: 44px; height: 44px; border-radius: var(--r-full); background: rgba(201,160,106,0.12); color: var(--gold-2);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.contact-info-item strong { color: var(--cream); display: block; margin-bottom: 2px; font-size: 0.95rem; }
.map-wrap { border-radius: var(--r-md); overflow: hidden; box-shadow: var(--shadow-soft); border: 1px solid var(--hairline); filter: grayscale(0.3) invert(0.92) contrast(0.9); }
.map-wrap iframe { width: 100%; height: 340px; border: 0; display: block; }
.booking-wrap { background: var(--surface); border: 1px solid var(--hairline); border-radius: var(--r-lg); padding: 18px; overflow-x: auto; box-shadow: var(--shadow-soft); }
.booking-wrap iframe { width: 100%; border: 0; min-height: 760px; border-radius: var(--r-sm); }

.form-glass { display: grid; gap: 14px; }
.form-glass input, .form-glass textarea {
  padding: 15px 18px; border-radius: var(--r-sm); border: 1px solid var(--hairline-strong);
  background: rgba(255,255,255,0.05); color: var(--cream); font-family: inherit; font-size: 0.95rem;
}
.form-glass input::placeholder, .form-glass textarea::placeholder { color: var(--cream-faint); }
.form-glass textarea { resize: vertical; min-height: 130px; }

/* Alerts */
.alert { padding: 15px 20px; border-radius: var(--r-sm); margin-bottom: 20px; font-size: 0.9rem; border: 1px solid transparent; }
.alert-success { background: rgba(88,180,120,0.12); color: #8fdba8; border-color: rgba(88,180,120,0.3); }
.alert-error { background: rgba(220,90,80,0.12); color: #f1a49c; border-color: rgba(220,90,80,0.3); }

/* Page hero (inner pages, no full photo bg) */
.page-hero {
  padding: calc(var(--header-h) + 70px) 0 60px; text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(201,160,106,0.14), transparent 60%);
}
.page-hero h1 { font-size: clamp(2.1rem, 4.5vw, 3.1rem); }

/* Blog detail */
.prose { font-size: 1.05rem; color: var(--cream-dim); }
.prose p { margin-bottom: 1.2em; }

/* ---------------- Footer ---------------- */
.site-footer { background: var(--ink-2); border-top: 1px solid var(--hairline); padding: 70px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 40px; }
.footer-col h3 { font-size: 1.15rem; }
.footer-col h4 { color: var(--gold-2); font-size: 0.92rem; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 16px; }
.footer-col p, .footer-col a { color: var(--cream-dim); font-size: 0.92rem; }
.footer-col a:hover { color: var(--gold-2); }
.social-row { display: flex; gap: 10px; margin-top: 18px; }
.social-row a {
  width: 40px; height: 40px; border-radius: var(--r-full); display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.06); border: 1px solid var(--hairline);
}
.footer-bottom { border-top: 1px solid var(--hairline); margin-top: 10px; padding: 22px 0 calc(22px + env(safe-area-inset-bottom)); text-align: center; font-size: 0.82rem; color: var(--cream-faint); }
.footer-credit { margin-top: 6px; font-size: 0.72rem; opacity: 0.6; }
.footer-credit a { color: inherit; }

/* Extra bottom padding on mobile so fixed tab bar never covers footer */
@media (max-width: 767px) {
  .site-footer { padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom)); }
}

/* ---------------- Floating action buttons (WhatsApp / Call) ---------------- */
.floating-actions {
  position: fixed; right: 20px; bottom: 26px; z-index: 250;
  display: flex; flex-direction: column; gap: 12px;
}
.floating-actions a {
  width: 56px; height: 56px; border-radius: var(--r-full);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-lift); border: 1px solid var(--hairline-strong);
  transition: transform .25s var(--ease);
}
.floating-actions a:active { transform: scale(0.92); }
.fab-whatsapp { background: #25D366; color: #06210f; }
.fab-call { background: rgba(255,255,255,0.1); backdrop-filter: blur(16px); color: var(--cream); }

@media (max-width: 767px) {
  .floating-actions { bottom: calc(var(--tabbar-h) + 18px + env(safe-area-inset-bottom)); right: 16px; }
  .floating-actions a { width: 50px; height: 50px; }
}

/* ---------------- Mobile bottom tab bar ---------------- */
.tab-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 260;
  display: none;
  height: var(--tabbar-h);
  padding-bottom: env(safe-area-inset-bottom);
  background: rgba(10,9,8,0.78);
  backdrop-filter: blur(24px) saturate(160%);
  border-top: 1px solid var(--hairline);
  align-items: stretch;
  justify-content: space-between;
}
.tab-bar a {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 4px;
  color: var(--cream-faint); font-size: 0.66rem; font-weight: 600; letter-spacing: 0.2px;
}
.tab-bar a.active { color: var(--gold-2); }
.tab-bar a .icon { width: 22px; height: 22px; }
.tab-bar .tab-center { position: relative; flex: 0 0 78px; }
.tab-bar .tab-center .tab-center-btn {
  position: absolute; left: 50%; top: -26px; transform: translateX(-50%);
  width: 58px; height: 58px; border-radius: var(--r-full);
  background: var(--grad-gold); color: #1a1410;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 10px 26px rgba(201,160,106,0.45), 0 0 0 6px var(--ink);
  transition: transform .25s var(--ease);
}
.tab-bar .tab-center-btn .icon { width: 26px; height: 26px; }
.tab-bar .tab-center:active .tab-center-btn { transform: translateX(-50%) scale(0.92); }
.tab-bar .tab-center span { position: absolute; top: 30px; left: 50%; transform: translateX(-50%); white-space: nowrap; color: var(--gold-2); }

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 1080px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 900px) {
  .main-nav { display: none; }
  .header-mobile-actions { display: flex; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 34px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  section { padding: 80px 0; }

  body { padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom)); }
  .tab-bar { display: flex; }
}
@media (max-width: 560px) {
  .grid-4, .grid-3, .grid-2, .grid-5 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .container { padding: 0 18px; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
}