/* ========================================================================
   Vertubet SEO — Tasarim Sistemi
   Mobil-onceki, koyu tema, altin vurgu. Tek dosya, harici bagimlilik yok.
   ===================================================================== */

:root {
  --bg: #0b0f19;
  --bg-2: #11172a;
  --surface: #161d33;
  --surface-2: #1c2540;
  --line: rgba(255, 255, 255, 0.08);
  --line-strong: rgba(255, 255, 255, 0.16);
  --text: #eef2ff;
  --muted: #9aa5c4;
  --muted-2: #6f7aa0;
  --gold: #ffd84d;
  --gold-2: #f5a623;
  --green: #2dd4a7;
  --red: #ff5d6c;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow: 0 18px 50px -20px rgba(0, 0, 0, 0.7);
  --shadow-gold: 0 14px 40px -12px rgba(245, 166, 35, 0.45);
  --container: 1200px;
  --header-h: 72px;
  --grad-gold: linear-gradient(135deg, var(--gold) 0%, var(--gold-2) 100%);
  --grad-dark: linear-gradient(180deg, var(--bg-2) 0%, var(--bg) 100%);
  --font: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 16px;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; padding: 0; }
button { font-family: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

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

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* --------------------------------------------------- Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: 15px; line-height: 1;
  padding: 14px 24px; border-radius: 999px;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px) scale(.99); }
.btn-primary {
  background: var(--grad-gold); color: #1a1305; box-shadow: var(--shadow-gold);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 20px 48px -10px rgba(245, 166, 35, .6); }
.btn-ghost {
  background: rgba(255, 255, 255, .06); color: var(--text);
  border: 1px solid var(--line-strong);
}
.btn-ghost:hover { background: rgba(255, 255, 255, .12); }
.btn-block { width: 100%; }
.btn-lg { padding: 17px 34px; font-size: 16px; }

/* --------------------------------------------------- Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  height: var(--header-h);
  display: flex; align-items: center;
  background: rgba(11, 15, 25, .72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.site-header .container { display: flex; align-items: center; gap: 20px; }

.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 22px; letter-spacing: -.5px; }
.logo-mark {
  width: 34px; height: 34px; border-radius: 9px; display: grid; place-items: center;
  background: var(--grad-gold); color: #14100a; font-weight: 900; font-size: 20px;
  box-shadow: var(--shadow-gold);
}
.logo b { color: var(--gold); }
.logo-img { height: 42px; width: auto; display: block; }
.logo-img-sm { height: 34px; }
.logo-img-lg { height: 52px; }
@media (max-width: 520px) { .logo-img { height: 36px; } }

.main-nav { margin-left: auto; }
.main-nav ul { display: flex; align-items: center; gap: 4px; }
.main-nav a {
  display: inline-block; padding: 10px 14px; border-radius: 10px;
  color: var(--muted); font-weight: 600; font-size: 15px; transition: color .15s, background .15s;
}
.main-nav a:hover, .main-nav a[aria-current="page"] { color: var(--text); background: rgba(255, 255, 255, .06); }

.header-cta { display: flex; align-items: center; gap: 10px; }

.nav-toggle {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .04);
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: ""; position: absolute; left: 12px; width: 20px; height: 2px; border-radius: 2px;
  background: var(--text); transition: transform .25s, opacity .2s;
}
.nav-toggle span { top: 21px; }
.nav-toggle span::before { top: -6px; }
.nav-toggle span::after { top: 6px; }
body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav-toggle span::after { transform: translateY(-6px) rotate(-45deg); }

/* --------------------------------------------------- Section primitives */
.section { padding: 72px 0; }
.section-tight { padding: 48px 0; }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 44px; }
.eyebrow {
  display: inline-block; font-size: 13px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: var(--gold);
  padding: 6px 14px; border: 1px solid rgba(255, 216, 77, .3); border-radius: 999px;
  background: rgba(255, 216, 77, .07); margin-bottom: 16px;
}
h1, h2, h3 { line-height: 1.15; letter-spacing: -.02em; font-weight: 800; }
.section-head h2 { font-size: clamp(26px, 4vw, 40px); }
.section-head p { color: var(--muted); font-size: 17px; margin-top: 14px; }
.text-gold { color: var(--gold); }

/* --------------------------------------------------- Hero / Slider */
.hero { position: relative; padding-top: 40px; }
.hero-bg {
  position: absolute; inset: 0; z-index: -1; overflow: hidden;
  background:
    radial-gradient(60% 60% at 80% 0%, rgba(245, 166, 35, .14), transparent 60%),
    radial-gradient(50% 50% at 0% 20%, rgba(45, 212, 167, .10), transparent 60%),
    var(--bg);
}
.hero-grid {
  display: grid; grid-template-columns: 1.05fr 1fr; gap: 48px; align-items: center;
}
.hero-copy h1 { font-size: clamp(32px, 5.2vw, 56px); }
.hero-copy h1 .text-gold { display: inline; }
.hero-copy p.lead { color: var(--muted); font-size: 19px; margin-top: 20px; max-width: 540px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 30px; }
.hero-trust { display: flex; flex-wrap: wrap; gap: 22px; margin-top: 34px; }
.hero-trust div { display: flex; flex-direction: column; }
.hero-trust b { font-size: 24px; color: var(--gold); }
.hero-trust span { font-size: 13px; color: var(--muted); }

/* Slider */
.slider { position: relative; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--line); }
.slider-track { display: flex; transition: transform .6s cubic-bezier(.65, .05, .36, 1); }
.slide { min-width: 100%; position: relative; aspect-ratio: 1200 / 460; background: var(--surface); }
.slide img { width: 100%; height: 100%; object-fit: cover; }
.slide-cap {
  position: absolute; inset: auto 0 0 0; padding: 22px 24px 18px;
  background: linear-gradient(0deg, rgba(8, 11, 20, .92), transparent);
}
.slide-cap h3 { font-size: clamp(17px, 2.6vw, 24px); }
.slide-cap p { color: var(--muted); font-size: 14px; margin-top: 4px; }
.slider-btn {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 3;
  width: 44px; height: 44px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(11, 15, 25, .6); border: 1px solid var(--line-strong);
  backdrop-filter: blur(6px); font-size: 20px; color: #fff; transition: background .2s;
}
.slider-btn:hover { background: rgba(11, 15, 25, .9); }
.slider-btn.prev { left: 12px; }
.slider-btn.next { right: 12px; }
.slider-dots { position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); z-index: 3; display: flex; gap: 8px; }
.slider-dots button { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, .35); transition: width .25s, background .25s; }
.slider-dots button[aria-current="true"] { width: 26px; border-radius: 6px; background: var(--gold); }

/* --------------------------------------------------- Ticker */
.ticker { border-block: 1px solid var(--line); background: var(--bg-2); overflow: hidden; }
.ticker-track { display: flex; gap: 48px; white-space: nowrap; padding: 14px 0; animation: ticker 32s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker span { color: var(--muted); font-weight: 600; font-size: 14px; display: inline-flex; gap: 10px; align-items: center; }
.ticker span::before { content: "★"; color: var(--gold); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* --------------------------------------------------- Bonus grid */
.bonus-filters { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-bottom: 36px; }
.chip {
  padding: 9px 18px; border-radius: 999px; font-weight: 600; font-size: 14px;
  border: 1px solid var(--line-strong); color: var(--muted); background: rgba(255, 255, 255, .03);
  transition: all .18s;
}
.chip:hover { color: var(--text); }
.chip[aria-pressed="true"] { background: var(--grad-gold); color: #1a1305; border-color: transparent; }

.grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}
.bonus-card {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
  transition: transform .2s ease, border-color .2s ease, box-shadow .2s ease;
}
.bonus-card:hover { transform: translateY(-6px); border-color: var(--line-strong); box-shadow: var(--shadow); }
.bonus-media { position: relative; aspect-ratio: 1200 / 400; overflow: hidden; background: var(--surface-2); }
.bonus-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.bonus-card:hover .bonus-media img { transform: scale(1.05); }
.bonus-badge {
  position: absolute; top: 12px; left: 12px; z-index: 2;
  background: var(--grad-gold); color: #1a1305; font-weight: 800; font-size: 13px;
  padding: 6px 12px; border-radius: 8px; box-shadow: var(--shadow-gold);
}
.bonus-body { padding: 18px 20px 20px; display: flex; flex-direction: column; flex: 1; }
.bonus-body h3 { font-size: 18px; }
.bonus-body p { color: var(--muted); font-size: 14px; margin-top: 8px; flex: 1; }
.bonus-actions { display: flex; gap: 10px; margin-top: 18px; }
.bonus-actions .btn { padding: 11px 16px; font-size: 14px; flex: 1; }
.tag { font-size: 11px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase; color: var(--muted-2); }

/* --------------------------------------------------- Features */
.features { display: grid; gap: 20px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.feature {
  background: linear-gradient(180deg, var(--surface), var(--bg-2));
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
}
.feature .ic {
  width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
  background: rgba(255, 216, 77, .1); border: 1px solid rgba(255, 216, 77, .2);
  color: var(--gold); margin-bottom: 16px;
}
.feature .ic svg { width: 26px; height: 26px; }
.feature h3 { font-size: 18px; }
.feature p { color: var(--muted); font-size: 15px; margin-top: 8px; }

/* --------------------------------------------------- Split / App */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.split-media { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); box-shadow: var(--shadow); }
.split-media img { width: 100%; aspect-ratio: 1200 / 700; object-fit: cover; }
.split h2 { font-size: clamp(24px, 3.6vw, 36px); }
.split p { color: var(--muted); font-size: 17px; margin-top: 16px; }
.check-list { margin-top: 22px; display: grid; gap: 12px; }
.check-list li { display: flex; gap: 12px; align-items: flex-start; color: var(--text); }
.check-list li::before {
  content: "✓"; flex: none; width: 24px; height: 24px; border-radius: 50%;
  background: rgba(45, 212, 167, .14); color: var(--green); display: grid; place-items: center;
  font-size: 13px; font-weight: 800; margin-top: 2px;
}
.store-badges { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.store-badge {
  display: inline-flex; align-items: center; gap: 10px; padding: 10px 18px;
  border: 1px solid var(--line-strong); border-radius: 12px; background: rgba(255, 255, 255, .04);
  transition: background .2s;
}
.store-badge:hover { background: rgba(255, 255, 255, .1); }
.store-badge small { display: block; font-size: 11px; color: var(--muted); }
.store-badge b { font-size: 15px; }

/* --------------------------------------------------- CTA band */
.cta-band {
  background: var(--grad-gold); color: #1a1305; border-radius: var(--radius);
  padding: 44px; text-align: center; box-shadow: var(--shadow-gold);
}
.cta-band h2 { font-size: clamp(24px, 4vw, 38px); }
.cta-band p { font-size: 18px; margin-top: 10px; opacity: .85; max-width: 620px; margin-inline: auto; }
.cta-band .btn { margin-top: 24px; background: #14100a; color: var(--gold); }
.cta-band .btn:hover { background: #000; }

/* --------------------------------------------------- FAQ */
.faq { max-width: 820px; margin-inline: auto; display: grid; gap: 12px; }
.faq-item { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.faq-q {
  width: 100%; text-align: left; display: flex; justify-content: space-between; align-items: center; gap: 16px;
  padding: 20px 22px; font-weight: 700; font-size: 17px;
}
.faq-q .pm { flex: none; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--line-strong); display: grid; place-items: center; transition: transform .25s, background .25s; }
.faq-item[open] .faq-q .pm { transform: rotate(45deg); background: var(--gold); color: #1a1305; }
.faq-q .pm::before { content: "+"; font-size: 18px; line-height: 1; }
.faq-a { padding: 0 22px 22px; color: var(--muted); font-size: 15.5px; }
.faq-item summary { list-style: none; cursor: pointer; }
.faq-item summary::-webkit-details-marker { display: none; }

/* --------------------------------------------------- Article / detail */
.article { max-width: 820px; margin-inline: auto; }
.breadcrumb { display: flex; flex-wrap: wrap; gap: 8px; color: var(--muted-2); font-size: 14px; margin-bottom: 22px; }
.breadcrumb a:hover { color: var(--gold); }
.article-hero { border-radius: var(--radius); overflow: hidden; border: 1px solid var(--line); margin: 22px 0 30px; box-shadow: var(--shadow); }
.article-hero img { width: 100%; aspect-ratio: 1200 / 400; object-fit: cover; }
.article h1 { font-size: clamp(28px, 4.6vw, 44px); }
.article .lead { font-size: 20px; color: var(--text); margin-top: 16px; }
.article h2 { font-size: 26px; margin-top: 38px; }
.article p { color: var(--muted); font-size: 17px; margin-top: 16px; }
.article ol.steps { counter-reset: s; margin-top: 22px; display: grid; gap: 14px; }
.article ol.steps li {
  counter-increment: s; position: relative; padding: 18px 18px 18px 64px;
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); color: var(--text);
}
.article ol.steps li::before {
  content: counter(s); position: absolute; left: 16px; top: 50%; transform: translateY(-50%);
  width: 34px; height: 34px; border-radius: 50%; background: var(--grad-gold); color: #1a1305;
  display: grid; place-items: center; font-weight: 800;
}
.pill-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.pill { padding: 8px 14px; border-radius: 999px; background: rgba(255, 216, 77, .08); border: 1px solid rgba(255, 216, 77, .25); color: var(--gold); font-weight: 600; font-size: 14px; }

/* Related */
.related-head { font-size: 22px; margin: 56px 0 22px; }

/* --------------------------------------------------- Footer */
.site-footer { background: var(--bg-2); border-top: 1px solid var(--line); padding-top: 56px; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.footer-grid h4 { font-size: 14px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted-2); margin-bottom: 16px; }
.footer-grid a { color: var(--muted); font-size: 15px; display: inline-block; padding: 5px 0; transition: color .15s; }
.footer-grid a:hover { color: var(--gold); }
.footer-about p { color: var(--muted); font-size: 15px; margin-top: 14px; max-width: 340px; }
.social-row { display: flex; gap: 12px; margin-top: 18px; }
.social-row a { width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center; border: 1px solid var(--line-strong); background: rgba(255, 255, 255, .03); color: var(--muted); }
.social-row a:hover { color: var(--gold); border-color: var(--gold); }
.social-row svg { width: 20px; height: 20px; }
.footer-bottom { border-top: 1px solid var(--line); margin-top: 44px; padding: 22px 0; }
.footer-bottom .container { display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; }
.footer-bottom p { color: var(--muted-2); font-size: 13.5px; }
.age-badge { display: inline-flex; align-items: center; gap: 8px; font-weight: 700; color: var(--text); }
.age-badge .x18 { background: var(--red); color: #fff; font-size: 12px; font-weight: 800; padding: 3px 8px; border-radius: 6px; }
.disclaimer { background: var(--bg); }
.disclaimer .container { padding-block: 22px; }
.disclaimer p { color: var(--muted-2); font-size: 12.5px; line-height: 1.7; }

/* --------------------------------------------------- Mobile menu (off-canvas) */
.mobile-menu {
  position: fixed; inset: 0 0 0 auto; width: min(86vw, 360px); z-index: 200;
  background: var(--bg-2); border-left: 1px solid var(--line);
  transform: translateX(100%); transition: transform .3s cubic-bezier(.4,0,.2,1);
  padding: 24px; display: flex; flex-direction: column; gap: 6px; overflow-y: auto;
}
.mobile-menu .mm-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.mobile-menu a { padding: 14px 16px; border-radius: 12px; font-weight: 600; font-size: 17px; color: var(--text); }
.mobile-menu a:hover { background: rgba(255, 255, 255, .06); }
.mobile-menu .btn { margin-top: 16px; }
.mm-close { width: 42px; height: 42px; border-radius: 12px; border: 1px solid var(--line-strong); font-size: 24px; }
.scrim {
  position: fixed; inset: 0; background: rgba(4, 6, 12, .6); backdrop-filter: blur(2px);
  z-index: 150; opacity: 0; visibility: hidden; transition: opacity .3s, visibility .3s;
}
body.nav-open .mobile-menu { transform: translateX(0); }
body.nav-open .scrim { opacity: 1; visibility: visible; }
body.nav-open { overflow: hidden; }

/* --------------------------------------------------- Reveal on scroll */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

/* --------------------------------------------------- Floating CTA (mobile) */
.float-cta {
  position: fixed; left: 16px; right: 16px; bottom: 16px; z-index: 90;
  display: none; box-shadow: 0 -8px 30px rgba(0,0,0,.4);
}

/* --------------------------------------------------- Responsive */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-grid { gap: 32px; }
}

@media (max-width: 860px) {
  .main-nav, .header-cta .btn { display: none; }
  .nav-toggle { display: block; margin-left: auto; }
  .hero-grid, .split { grid-template-columns: 1fr; }
  .hero { padding-top: 24px; }
  .split-media { order: -1; }
  .section { padding: 52px 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .float-cta { display: flex; }
  body { padding-bottom: 76px; }
}

@media (max-width: 520px) {
  .container { padding-inline: 16px; }
  .grid { grid-template-columns: 1fr; }
  .cta-band { padding: 30px 22px; }
  .hero-trust { gap: 16px; }
  .hero-trust b { font-size: 20px; }
  .footer-grid { grid-template-columns: 1fr; }
  .slider-btn { width: 38px; height: 38px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
}