@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
  --brand-yellow: #ffc107;
  --brand-yellow-dark: #e0a800;
  --brand-black: #111111;
  --brand-black-2: #1f1f1f;
  --bg-white: #ffffff;
  --text: #222222;
  --muted: #6b7280;
  --border: #e5e7eb;
  --success: #16a34a;
  --warning: #f59e0b;
  --danger: #dc2626;
  --whatsapp: #25D366;
  --shadow: 0 10px 30px rgba(17, 17, 17, 0.08);
  --space-1: 8px;
  --space-2: 12px;
  --space-3: 16px;
  --space-4: 20px;
  --space-5: 24px;
  --space-6: 32px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Poppins', system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg-white);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { padding: 0; margin: 0; list-style: none; }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}

.topbar {
  background: var(--brand-black);
  color: #fff;
  font-size: 14px;
}
.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 8px 16px;
}
.topbar .left, .topbar .right { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.topbar .right a.btn-whatsapp { background: var(--whatsapp); color: #fff; padding: 6px 12px; border-radius: 6px; font-weight: 600; }

header.site-header {
  position: sticky;
  top: 0; z-index: 50;
  background: #fff;
  box-shadow: 0 2px 10px rgba(0,0,0,0.04);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 12px 0;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 20px;
}
.brand .logo {
  width: 36px; height: 36px; border-radius: 8px;
  background: linear-gradient(135deg, var(--brand-yellow), #ffe27a);
  border: 2px solid var(--brand-black);
  display: grid; place-items: center; color: var(--brand-black);
  font-weight: 800;
}
.brand span small { display: block; font-weight: 500; color: var(--muted); font-size: 12px; }

.nav-links { display: flex; align-items: center; gap: 18px; }
.nav-links a { padding: 8px 10px; border-radius: 6px; color: var(--brand-black); font-weight: 500; }
.nav-links a.active, .nav-links a:hover { background: var(--brand-yellow); color: var(--brand-black); }
.nav-cta { display: flex; align-items: center; gap: 10px; }
.btn { display: inline-flex; align-items: center; gap: 8px; padding: 10px 14px; border-radius: 8px; font-weight: 600; border: 1px solid transparent; cursor: pointer; transition: transform .05s ease, background .2s ease, color .2s ease; }
.btn { height: 44px; padding: 0 16px; font-size: 14px; }
.btn-lg { height: 48px; padding: 0 18px; font-size: 16px; }
.btn-sm { height: 36px; padding: 0 12px; font-size: 13px; font-weight: 600; }
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand-yellow); color: var(--brand-black); border-color: var(--brand-black); }
.btn-primary:hover { background: var(--brand-yellow-dark); }
.btn-dark { background: var(--brand-black); color: #fff; border-color: var(--brand-black); }
.btn-dark:hover { background: #000; }
.btn-outline { background: #fff; color: var(--brand-black); border-color: var(--brand-black); }
.btn-outline:hover { background: #fff8d1; }
.btn-whatsapp { background: var(--whatsapp); color: #fff; }

.mobile-toggle { display: none; padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border); }

.hero {
  padding: 72px 0 32px;
  background:
    radial-gradient(1000px 380px at 90% -40%, #fff6d6, transparent 70%),
    linear-gradient(180deg, #ffffff, #ffffff);
}
.hero .container { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 32px; align-items: center; }
.hero h1 { font-size: 44px; line-height: 1.15; margin: 0 0 14px; letter-spacing: -0.3px; }
.hero p { font-size: 18px; color: var(--muted); margin: 0 0 18px; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; align-items: center; }
.hero .tagline { margin-bottom: 12px; display: inline-flex; align-items: center; gap: 8px; }
.hero .tagline i { font-style: normal; }
.hero-art { background: #fff; border: 1px solid var(--border); border-radius: 16px; padding: 22px; box-shadow: var(--shadow); }
.hero-art .art {
  height: 260px; border: 1px dashed #e9e9e9; border-radius: 12px; display: grid; place-items: center; background: linear-gradient(135deg,#fffdf5,#fff);
  color: var(--muted);
}

.section { padding: 72px 0; scroll-margin-top: 96px; }
.section .section-head { display: flex; align-items: end; justify-content: space-between; gap: 16px; margin-bottom: 20px; }
.section h2 { font-size: 28px; margin: 0; }
.section .subtitle { color: var(--muted); }

/* Ana sayfa hizmetler bloğu ayrımı */
.home-services .card h3 { font-size: 18px; }
.home-services .card .btn { align-self: start; }

.grid { display: grid; gap: var(--space-5); }
.grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid.cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid.cols-6 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
.grid.cards .card { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); display: flex; flex-direction: column; gap: 10px; }
.card .icon { width: 48px; height: 48px; border-radius: 10px; display: grid; place-items: center; background: #fff8d1; color: var(--brand-black); border: 1px solid var(--brand-black); }
.card h3 { margin: 0; font-size: 18px; }
.card p { margin: 0; color: var(--muted); font-size: 14px; }
.card .card-actions { margin-top: auto; }

.cta-strip { background: var(--brand-black); color: #fff; border-radius: 12px; padding: 18px; display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.cta-strip p { margin: 0; opacity: 0.9; }

.features { display: grid; gap: var(--space-4); grid-template-columns: repeat(3, minmax(0, 1fr)); }
.feature { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 16px; display: flex; gap: 12px; align-items: flex-start; }
.feature .fi { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 10px; background: #eef2ff; color: #1d4ed8; }

.list { display: grid; gap: 8px; }
.list li { display: flex; gap: 8px; align-items: flex-start; }
.list li i { color: var(--success); margin-top: 4px; }

.breadcrumbs { font-size: 13px; color: var(--muted); margin: 12px 0 4px; }
.breadcrumbs a { color: var(--muted); }
.page-hero h1 { margin-top: 6px; }

.content { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: var(--space-6); }
.content .sidebar { position: sticky; top: 92px; align-self: start; }
.box { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); margin-bottom: var(--space-5); }
.box h3 { margin-top: 0; }

/* Detay sayfa bileşenleri */
.kpis { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; margin: 14px 0 6px; }
.kpi { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 12px 14px; display: flex; align-items: center; gap: 10px; box-shadow: var(--shadow); }
.kpi .ico { width: 40px; height: 40px; border-radius: 10px; display: grid; place-items: center; background: #fff8d1; color: var(--brand-black); border: 1px solid var(--brand-black); font-weight: 700; }
.kpi .txt { line-height: 1.2; }
.kpi .txt .title { font-weight: 700; }
.kpi .txt .sub { color: var(--muted); font-size: 12px; }
.kpi .txt .title, .kpi .txt .sub { word-break: break-word; }

.specs { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 16px; }
.spec { display: grid; grid-template-columns: 1fr auto; gap: 8px; padding: 8px 0; border-bottom: 1px dashed var(--border); }
.spec:last-child { border-bottom: 0; }
.spec .label { color: var(--muted); }
.spec .value { font-weight: 600; }

.accordion { display: grid; gap: 10px; }
.accordion details { border: 1px solid var(--border); border-radius: 12px; padding: 10px 12px; background: #fff; box-shadow: var(--shadow); }
.accordion summary { cursor: pointer; font-weight: 700; }

/* Medya alanı (detay sayfaları ve ana sayfa) */
.media-cover { border-radius: 14px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); margin: 0 0 var(--space-5); position: relative; background: linear-gradient(135deg,#fffdf5,#fff); min-height: 220px; }
.media-cover img { width: 100%; height: auto; display: block; aspect-ratio: 16 / 9; object-fit: cover; }
.media-cover.loading::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(0,0,0,0.02), rgba(0,0,0,0.05), rgba(0,0,0,0.02)); animation: shimmer 1.2s infinite; }
@keyframes shimmer { 0% { transform: translateX(-100%); } 100% { transform: translateX(100%); } }

/* Adım adım süreç */
.steps { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: var(--space-5); }
.step { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); display: flex; gap: 12px; align-items: flex-start; }
.step .num { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; border: 1px solid var(--brand-black); background: #fff8d1; font-weight: 800; }
.step h4 { margin: 0 0 6px; }

/* Logo bandı */
.logo-band { display: grid; grid-template-columns: repeat(5, minmax(0,1fr)); gap: var(--space-4); align-items: center; }
.logo-band img { width: 100%; height: 48px; object-fit: contain; filter: grayscale(100%); opacity: 0.8; }
.logo-band img:hover { opacity: 1; filter: none; }

/* Görsel geçişi */
.fade-swap { position: relative; }
.fade-swap img { transition: opacity .6s ease; opacity: 1; display: block; }
.fade-swap img.is-hidden { opacity: 0; }

form .row { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
label { font-size: 14px; font-weight: 600; display: block; margin-bottom: 6px; }
input, select, textarea { width: 100%; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; outline: none; font-family: inherit; font-size: 14px; }
textarea { min-height: 120px; resize: vertical; }
.form-actions { display: flex; gap: 10px; align-items: center; }
.form-note { font-size: 13px; color: var(--muted); }
.form-success { color: var(--success); display: none; }
.form-error { color: var(--danger); display: none; }

.footer { background: var(--brand-black-2); color: #efefef; margin-top: 40px; padding-bottom: max(10px, env(safe-area-inset-bottom)); }
.footer .top { padding: 36px 0 24px; }
.footer .cols { display: grid; gap: 24px; grid-template-columns: 1.6fr 1fr 1fr 1fr; align-items: start; }
.footer .cols > div { min-width: 0; }
.footer h4 { margin: 0 0 10px; font-size: 16px; color: #fff; }
.footer a { color: #efefef; opacity: 0.88; }
.footer a:hover { opacity: 1; }
.footer .list a { display: inline-block; padding: 6px 0; }
.footer .bottom { border-top: 1px solid #2d2d2d; padding: 16px 0; font-size: 13px; color: #bbb; text-align: center; }
.footer { font-size: 15px; overflow-wrap: anywhere; }
.footer .brand { font-size: 18px; }
.footer .brand .logo { width: 32px; height: 32px; }

.floating-whatsapp { position: fixed; right: 18px; bottom: calc(18px + env(safe-area-inset-bottom)); background: var(--whatsapp); color: #fff; width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; box-shadow: var(--shadow); z-index: 60; }

.badge { display: inline-flex; align-items: center; gap: 6px; padding: 4px 8px; border-radius: 999px; background: #fff8d1; border: 1px solid var(--brand-black); color: var(--brand-black); font-size: 12px; font-weight: 600; }
.muted { color: var(--muted); }
.hr { height: 1px; background: var(--border); margin: 16px 0; }

/* Responsive */
@media (max-width: 1024px) {
  .hero .container, .content { grid-template-columns: 1fr; }
  .features { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid.cols-4 { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .footer .cols { grid-template-columns: 1.4fr 1fr 1fr; }
  .footer .cols > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 768px) {
  .mobile-toggle { display: inline-flex; }
  .nav-links { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-top: 1px solid var(--border); padding: 12px 16px; flex-direction: column; }
  .nav-links.open { display: flex; }
  .nav { position: relative; }
  .hero h1 { font-size: 32px; }
  .nav-cta .btn { display: none; }
  form .row { grid-template-columns: 1fr; }
  .grid.cols-3 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid.cols-4 { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .grid.cols-6 { grid-template-columns: repeat(3, minmax(0,1fr)); }
  .steps { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .specs { grid-template-columns: 1fr; }
  .content .sidebar { position: static; top: auto; }
  .footer .cols { grid-template-columns: 1fr 1fr; gap: 24px; }
  .footer .cols > div:first-child { grid-column: 1 / -1; }
}
@media (max-width: 520px) {
  .grid.cols-3, .grid.cols-4, .grid.cols-2 { grid-template-columns: 1fr; }
  .grid.cols-6 { grid-template-columns: 1fr; }
  .kpis { grid-template-columns: 1fr; }
  .section { padding: 48px 0; }
  .footer .cols { grid-template-columns: 1fr; }
  .footer { font-size: 13.5px; }
  .footer h4 { font-size: 14px; }
  .footer .brand { font-size: 17px; }
  .footer .brand .logo { width: 28px; height: 28px; }
  .footer .top { padding: 24px 0 12px; }
  .footer .list a { padding: 4px 0; }
  .footer .bottom { font-size: 12px; }
  .floating-whatsapp { bottom: calc(82px + env(safe-area-inset-bottom)); }
}

/* Ana sayfa ek bileşenleri */
.stats { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: var(--space-5); }
.stat { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); text-align: center; }
.stat .num { font-size: 28px; font-weight: 800; }
.stat .lbl { color: var(--muted); font-size: 14px; }

.testimonials { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: var(--space-5); }
.testimonial { background: #fff; border: 1px solid var(--border); border-radius: 12px; padding: 18px; box-shadow: var(--shadow); }
.testimonial .author { margin-top: 10px; color: var(--muted); font-size: 14px; }

.mini-form .row { display: grid; grid-template-columns: 1.2fr 1fr 1fr; gap: 12px; }
.mini-form input, .mini-form select { height: 44px; }
@media (max-width: 768px){ .stats { grid-template-columns: repeat(2, minmax(0,1fr)); } .testimonials { grid-template-columns: 1fr; } .mini-form .row{ grid-template-columns: 1fr; } }