/*
  TakipçiBudur Landing Styles
  - Dark theme with Instagram-inspired accents
  - Glassmorphism cards, responsive grid
*/

:root {
  --bg: #0b0b10;
  --surface: #12121a;
  --elev-1: #16161f;
  --text: #e8e8ea;
  --muted: #a1a1b3;
  --border: rgba(255, 255, 255, 0.08);
  --shadow: 0 10px 30px rgba(0,0,0,0.4);
  /* Instagram gradient */
  --ig-1: #f58529;
  --ig-2: #dd2a7b;
  --ig-3: #8134af;
  --ig-4: #515bd4;
  --accent: linear-gradient(135deg, var(--ig-4), var(--ig-3), var(--ig-2), var(--ig-1));
}

* { box-sizing: border-box; }

html, body {
  min-height: 100%;
}

body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: linear-gradient(135deg, 
    #0b0b10 0%, 
    #1a0e2e 25%, 
    #2d1b3d 50%, 
    #1a0e2e 75%, 
    #0b0b10 100%);
  background-attachment: fixed;
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.container {
  width: min(1200px, 92%);
  margin: 0 auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: saturate(180%) blur(10px);
  background: rgba(10,10,14,0.5);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 0;
}

.logo img {
  display: block;
  height: 40px;
  width: auto;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 18px;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  font-size: 14.5px;
  opacity: 0.9;
}

.nav-links a i { margin-right: 8px; }

.nav-toggle { display: none; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--border);
  color: var(--text);
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}

.btn i { font-size: 16px; }

.btn-outline:hover {
  transform: translateY(-1px);
  border-color: rgba(255,255,255,0.18);
}

.btn-primary {
  background: var(--accent);
  background-size: 200% 200%;
  animation: hue 8s ease infinite;
  box-shadow: 0 8px 24px rgba(221,42,123,0.35);
  border: none;
}

.btn-primary:hover {
  transform: translateY(-2px) scale(1.01);
  box-shadow: 0 12px 32px rgba(221,42,123,0.45);
}

.btn-ghost {
  background: rgba(255,255,255,0.03);
}

@keyframes hue {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* Hero */
.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 40px;
  padding: 56px 0 40px;
}

.overline {
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.hero h1 {
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.05;
  margin: 8px 0 14px;
}

.grad {
  background: var(--accent);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero p { font-size: 16.5px; opacity: 0.9; }

.hero-ctas { display: flex; gap: 14px; margin-top: 18px; flex-wrap: wrap; }

.trust { list-style: none; display: flex; gap: 20px; padding: 0; margin: 20px 0 0; flex-wrap: wrap; }
.trust li { color: var(--muted); font-size: 14px; }
.trust i { color: #ff4da6; margin-right: 8px; }

.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1;
  display: grid;
  place-items: center;
}

.hero-visual .orb {
  position: absolute;
  inset: 10% 5% 5% 10%;
  background: radial-gradient(closest-side, rgba(129,52,175,0.55), rgba(221,42,123,0.4), transparent 70%);
  filter: blur(40px);
  z-index: 0;
}

.hero-visual img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: auto;
  border-radius: 22px;
  box-shadow: 0 20px 50px rgba(0,0,0,0.6), 0 0 0 1px var(--border);
}

/* Services */
.section-head { text-align: center; margin: 24px 0 8px; }
.section-head h2 { font-size: clamp(24px, 3vw, 36px); margin: 0 0 6px; }
.section-head .muted { color: var(--muted); margin: 0; }

.services .grid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card {
  position: relative;
  background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 32px 22px;
  box-shadow: var(--shadow);
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
  overflow: hidden;
  text-decoration: none;
  color: var(--text);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.card:hover { transform: translateY(-4px); border-color: rgba(255,255,255,0.16); box-shadow: 0 15px 40px rgba(0,0,0,0.5); }

.card::after {
  content: "";
  position: absolute;
  inset: -1px;
  border-radius: 18px;
  padding: 1px;
  background: linear-gradient(135deg, rgba(129,52,175,0.35), rgba(221,42,123,0.25), rgba(245,133,41,0.25));
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  pointer-events: none;
}

.card-icon {
  width: 72px; height: 72px;
  display: grid; place-items: center;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border);
  border-radius: 16px;
  margin-bottom: 18px;
}

.card-icon i { font-size: 32px; }

.card h3 { margin: 0; font-size: 18px; font-weight: 600; }

/* Brand hints */
.brand-instagram .card-icon i { color: #dd2a7b; }
.brand-tiktok .card-icon i { color: #25f4ee; }
.brand-twitter .card-icon i { color: #fff; }
.brand-youtube .card-icon i { color: #ff0033; }
.brand-facebook .card-icon i { color: #1877f2; }

/* Footer */
.site-footer { border-top: 1px solid var(--border); margin-top: 40px; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; padding: 20px 0; gap: 16px; }
.footer-links { list-style: none; display: flex; gap: 16px; margin: 0; padding: 0; }
.footer-links a { color: var(--muted); text-decoration: none; }

/* Responsive */
@media (max-width: 992px) {
  .hero { grid-template-columns: 1fr; padding-top: 36px; }
  .hero-visual { order: -1; aspect-ratio: auto; }
}

@media (max-width: 860px) {
  .nav-links { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; height: 42px; width: 42px; border-radius: 10px; background: rgba(255,255,255,0.05); border: 1px solid var(--border); color: var(--text); }
  .site-header.open .nav-links {
    position: absolute; left: 0; right: 0; top: 64px; z-index: 40;
    display: grid; gap: 8px; padding: 12px; margin: 0;
    background: rgba(12,12,16,0.95); backdrop-filter: blur(8px);
    border-bottom: 1px solid var(--border);
  }
  .site-header.open .nav-links a { padding: 12px; display: block; border-radius: 10px; background: rgba(255,255,255,0.03); }
}

@media (max-width: 720px) {
  .services .grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}