/* ===================================================================
   Öztek Borsa Akademi - Global Stylesheet
   =================================================================== */

:root {
  --navy: #1a2b4a;
  --navy-dark: #12203a;
  --navy-light: #2a4066;
  --gold: #c8a24a;
  --gold-light: #e0c069;
  --bg: #f7f8fb;
  --white: #ffffff;
  --text: #1f2937;
  --muted: #667085;
  --border: #e5e8ef;
  --green: #2e9e6b;
  --radius: 12px;
  --shadow-sm: 0 1px 3px rgba(18, 32, 58, 0.08);
  --shadow-md: 0 8px 24px rgba(18, 32, 58, 0.10);
  --shadow-lg: 0 20px 50px rgba(18, 32, 58, 0.16);
  --container: 1180px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 20px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 26px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: none;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--gold); color: var(--navy-dark); box-shadow: var(--shadow-sm); }
.btn-primary:hover { background: var(--gold-light); box-shadow: var(--shadow-md); }
.btn-outline { background: transparent; color: var(--white); border: 1.5px solid rgba(255,255,255,.5); }
.btn-outline:hover { background: rgba(255,255,255,.12); }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--navy-light); }
.btn-block { width: 100%; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 74px;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 800; color: var(--navy); font-size: 19px; }
.brand img { width: 40px; height: 40px; object-fit: contain; }
.brand span small { display: block; font-size: 11px; font-weight: 600; color: var(--gold); letter-spacing: .06em; text-transform: uppercase; }
.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 9px 14px;
  border-radius: 8px;
  font-weight: 500;
  font-size: 15px;
  color: var(--text);
  transition: background .15s, color .15s;
}
.nav a:hover, .nav a.active { background: var(--bg); color: var(--navy); }
.header-cta { display: flex; align-items: center; gap: 12px; }
.menu-toggle { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.menu-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); margin: 5px 0; transition: .3s; }

/* ---------- Hero Slider ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--navy-dark);
}
.slides { position: relative; height: 560px; }
.slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity .9s ease;
  display: flex;
  align-items: center;
}
.slide.active { opacity: 1; }
.slide::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, rgba(18,32,58,.92) 0%, rgba(18,32,58,.72) 45%, rgba(18,32,58,.35) 100%);
  z-index: 1;
}
.slide img.slide-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.slide-content { position: relative; z-index: 2; color: #fff; max-width: 620px; }
.slide-content .eyebrow {
  display: inline-block; color: var(--gold-light); font-weight: 700; letter-spacing: .08em;
  text-transform: uppercase; font-size: 13px; margin-bottom: 16px;
}
.slide-content h1 { font-size: 48px; line-height: 1.12; font-weight: 800; margin-bottom: 18px; }
.slide-content p { font-size: 18px; color: #d6def0; margin-bottom: 28px; }
.slide-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.slider-dots { position: absolute; bottom: 24px; left: 50%; transform: translateX(-50%); display: flex; gap: 10px; z-index: 3; }
.slider-dots button { width: 40px; height: 4px; border-radius: 3px; border: none; background: rgba(255,255,255,.35); cursor: pointer; transition: background .2s; }
.slider-dots button.active { background: var(--gold); }

/* ---------- Sections ---------- */
.section { padding: 76px 0; }
.section-sm { padding: 52px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head .eyebrow { color: var(--gold); font-weight: 700; letter-spacing: .08em; text-transform: uppercase; font-size: 13px; }
.section-head h2 { font-size: 34px; font-weight: 800; color: var(--navy); margin: 10px 0 12px; line-height: 1.2; }
.section-head p { color: var(--muted); font-size: 17px; }
.bg-white { background: var(--white); }
.bg-navy { background: var(--navy-dark); color: #fff; }

/* ---------- Logos strip ---------- */
.logos { display: flex; align-items: center; justify-content: center; gap: 40px; flex-wrap: wrap; opacity: .9; }
.logos .logo-item { display: flex; align-items: center; gap: 10px; color: var(--navy); font-weight: 700; font-size: 17px; }
.logos .logo-item svg { color: var(--gold); }

/* ---------- Feature cards ---------- */
.grid { display: grid; gap: 24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-sm);
  transition: transform .18s, box-shadow .2s;
}
.card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.icon-badge {
  width: 52px; height: 52px; border-radius: 12px;
  background: rgba(200,162,74,.14); color: var(--gold);
  display: flex; align-items: center; justify-content: center; margin-bottom: 16px;
}
.card h3 { font-size: 19px; color: var(--navy); margin-bottom: 8px; }
.card p { color: var(--muted); font-size: 15px; }

/* ---------- Stats ---------- */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat .num { font-size: 42px; font-weight: 800; color: var(--gold-light); }
.stat .label { color: #c7d0e4; font-size: 15px; margin-top: 4px; }

/* ---------- Course packages ---------- */
.pkg {
  background: var(--white); border: 1px solid var(--border); border-radius: 16px;
  padding: 32px; position: relative; display: flex; flex-direction: column;
  box-shadow: var(--shadow-sm); transition: transform .18s, box-shadow .2s;
}
.pkg:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.pkg.featured { border: 2px solid var(--gold); box-shadow: var(--shadow-md); }
.pkg .tag {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: var(--gold); color: var(--navy-dark); font-size: 12px; font-weight: 700;
  padding: 5px 16px; border-radius: 20px; text-transform: uppercase; letter-spacing: .05em;
}
.pkg .level { font-size: 13px; font-weight: 700; color: var(--gold); text-transform: uppercase; letter-spacing: .06em; }
.pkg h3 { font-size: 24px; color: var(--navy); margin: 6px 0 6px; }
.pkg .desc { color: var(--muted); font-size: 14px; min-height: 42px; }
.pkg .price { font-size: 34px; font-weight: 800; color: var(--navy); margin: 18px 0 2px; }
.pkg .price small { font-size: 15px; font-weight: 500; color: var(--muted); }
.pkg ul { margin: 18px 0 24px; display: flex; flex-direction: column; gap: 11px; }
.pkg ul li { display: flex; align-items: flex-start; gap: 10px; font-size: 15px; color: var(--text); }
.pkg ul li svg { color: var(--green); flex-shrink: 0; margin-top: 2px; }
.pkg .btn { margin-top: auto; }

/* ---------- About / split ---------- */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split img { border-radius: 16px; box-shadow: var(--shadow-md); }
.split h2 { font-size: 32px; color: var(--navy); margin-bottom: 16px; line-height: 1.2; }
.split p { color: var(--muted); margin-bottom: 16px; }
.check-list { display: flex; flex-direction: column; gap: 12px; margin-top: 20px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; }
.check-list li svg { color: var(--green); flex-shrink: 0; margin-top: 3px; }

/* ---------- Mission Vision cards ---------- */
.mv-card { background: var(--white); border-radius: 16px; padding: 36px; border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
.mv-card .icon-badge { width: 60px; height: 60px; }
.mv-card h3 { font-size: 24px; color: var(--navy); margin-bottom: 12px; }
.mv-card p { color: var(--muted); }

/* ---------- Testimonials ---------- */
.quote { background: var(--white); border: 1px solid var(--border); border-radius: 16px; padding: 28px; box-shadow: var(--shadow-sm); }
.quote .stars { color: var(--gold); margin-bottom: 12px; letter-spacing: 2px; }
.quote p { font-style: italic; color: var(--text); margin-bottom: 18px; }
.quote .who { display: flex; align-items: center; gap: 12px; }
.quote .avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--navy); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.quote .who strong { color: var(--navy); display: block; font-size: 15px; }
.quote .who span { color: var(--muted); font-size: 13px; }

/* ---------- CTA band ---------- */
.cta-band { background: linear-gradient(120deg, var(--navy-dark), var(--navy-light)); border-radius: 20px; padding: 54px; text-align: center; color: #fff; }
.cta-band h2 { font-size: 32px; margin-bottom: 12px; }
.cta-band p { color: #d6def0; max-width: 560px; margin: 0 auto 26px; }

/* ---------- Contact ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.contact-info .info-item { display: flex; gap: 16px; margin-bottom: 24px; }
.contact-info .info-item .icon-badge { flex-shrink: 0; margin: 0; }
.contact-info .info-item strong { display: block; color: var(--navy); margin-bottom: 3px; }
.contact-info .info-item span { color: var(--muted); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: 14px; margin-bottom: 7px; color: var(--navy); }
.form-group input, .form-group textarea, .form-group select {
  width: 100%; padding: 12px 14px; border: 1px solid var(--border); border-radius: 10px;
  font-size: 15px; font-family: inherit; background: var(--white); transition: border .15s, box-shadow .15s;
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus {
  outline: none; border-color: var(--gold); box-shadow: 0 0 0 3px rgba(200,162,74,.15);
}
.form-note { font-size: 13px; color: var(--muted); margin-top: 12px; }
.form-success { display: none; background: rgba(46,158,107,.12); color: var(--green); padding: 14px; border-radius: 10px; font-weight: 600; margin-bottom: 16px; }
.map-embed { width: 100%; height: 380px; border: 0; border-radius: 16px; box-shadow: var(--shadow-md); }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { background: linear-gradient(120deg, var(--navy-dark), var(--navy)); color: #fff; padding: 66px 0; }
.page-hero .breadcrumb { color: #a9b6d4; font-size: 14px; margin-bottom: 12px; }
.page-hero .breadcrumb a:hover { color: var(--gold-light); }
.page-hero h1 { font-size: 40px; font-weight: 800; }
.page-hero p { color: #d6def0; margin-top: 10px; max-width: 640px; }

/* ---------- Legal / prose ---------- */
.prose { max-width: 860px; margin: 0 auto; }
.prose h2 { font-size: 24px; color: var(--navy); margin: 32px 0 12px; }
.prose h3 { font-size: 18px; color: var(--navy); margin: 22px 0 8px; }
.prose p { color: var(--text); margin-bottom: 14px; }
.prose ul { list-style: disc; padding-left: 22px; margin-bottom: 14px; color: var(--text); }
.prose ul li { margin-bottom: 8px; }
.prose .updated { color: var(--muted); font-size: 14px; margin-bottom: 24px; }

/* ---------- Disclaimer band (Ads compliance) ---------- */
.disclaimer { background: #fff8e8; border: 1px solid #f0dfb0; border-radius: 12px; padding: 18px 22px; font-size: 14px; color: #6b5a2b; }
.disclaimer strong { color: #4a3d18; }

/* ---------- Footer ---------- */
.site-footer { background: var(--navy-dark); color: #c7d0e4; padding: 56px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr; gap: 36px; padding-bottom: 40px; }
.footer-grid .brand { color: #fff; margin-bottom: 14px; }
.footer-grid .brand span small { color: var(--gold-light); }
.footer-col h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer-col a, .footer-col p { display: block; color: #a9b6d4; font-size: 14px; margin-bottom: 10px; transition: color .15s; }
.footer-col a:hover { color: var(--gold-light); }
.footer-about p { color: #a9b6d4; font-size: 14px; margin-bottom: 14px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 20px 0; text-align: center; font-size: 13px; color: #8592b0; }

/* ---------- Cookie banner ---------- */
.cookie-banner {
  position: fixed; bottom: 20px; left: 20px; right: 20px; max-width: 560px; margin: 0 auto;
  background: var(--white); border: 1px solid var(--border); border-radius: 14px;
  box-shadow: var(--shadow-lg); padding: 20px 22px; z-index: 200; display: none;
}
.cookie-banner.show { display: block; }
.cookie-banner p { font-size: 14px; color: var(--text); margin-bottom: 14px; }
.cookie-banner p a { color: var(--navy); font-weight: 600; text-decoration: underline; }
.cookie-actions { display: flex; gap: 10px; }
.cookie-actions .btn { padding: 10px 18px; font-size: 14px; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .nav, .header-cta .btn { display: none; }
  .menu-toggle { display: block; }
  .nav.open {
    display: flex; flex-direction: column; position: absolute; top: 74px; left: 0; right: 0;
    background: #fff; padding: 16px; border-bottom: 1px solid var(--border); gap: 4px; box-shadow: var(--shadow-md);
  }
  .nav.open a { width: 100%; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .split, .contact-grid { grid-template-columns: 1fr; gap: 28px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .slide-content h1 { font-size: 36px; }
}
@media (max-width: 620px) {
  .grid-2, .grid-3, .grid-4, .stats { grid-template-columns: 1fr; }
  .stats { gap: 32px; }
  .slides { height: 620px; }
  .slide-content h1 { font-size: 30px; }
  .section { padding: 54px 0; }
  .section-head h2 { font-size: 28px; }
  .cta-band, .mv-card { padding: 32px 22px; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-hero h1 { font-size: 30px; }
}