/* Advertise page — advertise.css only */

:root {
  --navy: #0f172a;
  --slate: #1e293b;
  --muted: #64748b;
  --border: #e2e8f0;
  --surface: #f8fafc;
  --white: #ffffff;
  --amber: #f59e0b;
  --amber-d: #d97706;
  --emerald: #10b981;
  --indigo: #6366f1;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow-sm: 0 1px 3px rgba(15,23,42,.08);
  --shadow-md: 0 4px 20px rgba(15,23,42,.1);
  --shadow-lg: 0 12px 40px rgba(15,23,42,.12);
  --shadow-xl: 0 24px 60px rgba(15,23,42,.16);
}

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

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--slate);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { color: inherit; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

[data-reveal] {
  opacity: 0; transform: translateY(32px);
  transition: opacity .7s cubic-bezier(.16,1,.3,1), transform .7s cubic-bezier(.16,1,.3,1);
}
[data-reveal].is-visible { opacity: 1; transform: translate(0); }
[data-reveal-stagger] > * {
  opacity: 0; transform: translateY(24px);
  transition: opacity .5s cubic-bezier(.16,1,.3,1), transform .5s cubic-bezier(.16,1,.3,1);
}
[data-reveal-stagger].is-visible > * { opacity: 1; transform: translateY(0); }

/* Header (same design system) */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100; padding: 0 24px;
  background: rgba(15,23,42,.85); backdrop-filter: blur(16px); box-shadow: 0 1px 24px rgba(0,0,0,.15);
}
.header__inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 32px; height: 72px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.logo__icon { width: 38px; height: 38px; background: linear-gradient(135deg,var(--amber),var(--amber-d)); color: var(--white); font-weight: 800; font-size: 18px; display: flex; align-items: center; justify-content: center; border-radius: 10px; }
.logo__text { font-size: 20px; font-weight: 800; color: var(--white); letter-spacing: -.02em; }
.logo__accent { color: var(--amber); }
.nav { display: flex; align-items: center; gap: 6px; margin-left: auto; }
.nav__link { text-decoration: none; font-size: 14px; font-weight: 500; color: rgba(255,255,255,.7); padding: 8px 14px; border-radius: 8px; transition: color .2s, background .2s; }
.nav__link:hover, .nav__link--active { color: var(--white); background: rgba(255,255,255,.08); }
.header__cta { display: inline-flex; align-items: center; padding: 9px 20px; background: var(--amber); color: var(--navy); font-size: 14px; font-weight: 700; border-radius: 8px; text-decoration: none; transition: background .2s, transform .2s; white-space: nowrap; }
.header__cta:hover { background: var(--amber-d); transform: translateY(-1px); }
.burger { display: none; background: none; border: none; cursor: pointer; padding: 8px; margin-left: auto; }
.burger span { display: block; width: 22px; height: 2px; background: var(--white); margin: 5px 0; }
.mobile-nav { display: none; position: fixed; inset: 0; background: rgba(15,23,42,.6); backdrop-filter: blur(4px); z-index: 200; }
.mobile-nav.is-open { display: block; }
.mobile-nav__panel { position: absolute; right: 0; top: 0; bottom: 0; width: min(320px,90vw); background: var(--white); padding: 24px; box-shadow: -8px 0 40px rgba(0,0,0,.15); animation: slideIn .3s cubic-bezier(.16,1,.3,1); }
@keyframes slideIn { from{transform:translateX(100%)} to{transform:translateX(0)} }
.mobile-nav__close { background: none; border: none; font-size: 32px; cursor: pointer; color: var(--slate); margin-bottom: 16px; }
.mobile-nav__panel a { display: block; padding: 14px 0; text-decoration: none; font-weight: 600; font-size: 16px; color: var(--slate); border-bottom: 1px solid var(--border); }

/* Shared elements */
.section-tag { display: inline-block; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--amber-d); margin-bottom: 12px; }
.section-tag--light { color: rgba(255,255,255,.7); }
.section-title { font-size: clamp(1.8rem,4vw,2.6rem); font-weight: 800; color: var(--slate); line-height: 1.15; letter-spacing: -.02em; margin: 0 0 16px; }
.section-title em { font-style: normal; color: var(--amber-d); }
.section-desc { font-size: 17px; color: var(--muted); line-height: 1.6; margin: 0; }
.section-header { text-align: center; margin-bottom: 48px; }
.section-header .section-desc { max-width: 520px; margin: 0 auto; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 28px; font-size: 15px; font-weight: 700; font-family: inherit; border-radius: 10px; border: 2px solid transparent; cursor: pointer; text-decoration: none; transition: transform .2s, box-shadow .2s, background .2s; }
.btn--lg { padding: 14px 32px; font-size: 16px; }
.btn--primary { background: linear-gradient(135deg,var(--amber),var(--amber-d)); color: var(--navy); }
.btn--primary:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(245,158,11,.3); }
.btn--indigo { background: linear-gradient(135deg,var(--indigo),#8b5cf6); color: var(--white); }
.btn--indigo:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(99,102,241,.3); }
.btn--outline { background: transparent; color: var(--amber-d); border-color: var(--amber-d); }
.btn--outline:hover { background: rgba(245,158,11,.08); transform: translateY(-2px); }
.btn--ghost { background: rgba(255,255,255,.1); color: var(--white); border: 1px solid rgba(255,255,255,.2); }
.btn--ghost:hover { background: rgba(255,255,255,.18); transform: translateY(-2px); }

@keyframes float { 0%,100%{transform:translateY(0)} 50%{transform:translateY(-12px)} }

/* ── Hero ── */
.ad-hero { position: relative; padding: 160px 0 80px; overflow: hidden; }
.ad-hero__bg { position: absolute; inset: 0; background: var(--navy); z-index: 0; }
.ad-hero__gradient { position: absolute; inset: 0; background: radial-gradient(ellipse 80% 60% at 50% 30%,rgba(99,102,241,.15),transparent), radial-gradient(ellipse 60% 50% at 80% 70%,rgba(245,158,11,.1),transparent); }
.ad-hero__grid { position: absolute; inset: 0; background-image: linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px), linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px); background-size: 60px 60px; }
.ad-hero__glow { position: absolute; border-radius: 50%; filter: blur(80px); opacity: .35; animation: glowPulse 6s ease-in-out infinite alternate; }
.ad-hero__glow--1 { width: 400px; height: 400px; background: var(--indigo); top: -100px; right: 10%; }
.ad-hero__glow--2 { width: 300px; height: 300px; background: var(--amber); bottom: -50px; left: 5%; animation-delay: 3s; }
@keyframes glowPulse { 0%{opacity:.2;transform:scale(1)} 100%{opacity:.4;transform:scale(1.15)} }

.ad-hero__content { position: relative; z-index: 1; text-align: center; max-width: 700px; margin: 0 auto 56px; }
.ad-hero__title { font-size: clamp(2.5rem,6vw,3.8rem); font-weight: 800; color: var(--white); line-height: 1.1; letter-spacing: -.03em; margin: 0 0 20px; }
.ad-hero__gradient-text { background: linear-gradient(135deg,var(--amber),#fbbf24,var(--amber-d)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.ad-hero__desc { font-size: 18px; color: rgba(255,255,255,.6); line-height: 1.6; margin: 0 0 32px; }
.ad-hero__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.ad-hero__stats { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; max-width: 800px; margin: 0 auto; }
.ad-stat { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 8px; padding: 24px; background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.08); border-radius: 16px; color: var(--white); }
.ad-stat svg { color: var(--amber); }
.ad-stat strong { font-size: 15px; }
.ad-stat span { font-size: 13px; color: rgba(255,255,255,.5); }

/* ── Plans ── */
.ad-plans { padding: 96px 0; background: var(--surface); }
.ad-plans__grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; align-items: start; }

.plan-card { background: var(--white); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 32px; position: relative; transition: transform .25s cubic-bezier(.16,1,.3,1), box-shadow .25s; }
.plan-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.plan-card--featured { border-color: var(--amber); box-shadow: 0 0 0 1px var(--amber), var(--shadow-lg); }
.plan-card--premium { border-color: var(--indigo); }

.plan-card__popular { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: linear-gradient(135deg,var(--amber),var(--amber-d)); color: var(--navy); font-size: 12px; font-weight: 700; padding: 4px 16px; border-radius: 50px; white-space: nowrap; }

.plan-card__header { text-align: center; margin-bottom: 28px; }
.plan-card__name { display: block; font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); margin-bottom: 8px; }
.plan-card__price { font-size: 48px; font-weight: 800; color: var(--slate); letter-spacing: -.03em; line-height: 1; }
.plan-card__currency { font-size: 24px; vertical-align: top; color: var(--muted); }
.plan-card__period { font-size: 16px; font-weight: 500; color: var(--muted); }
.plan-card__duration { display: block; font-size: 13px; color: var(--emerald); font-weight: 600; margin-top: 4px; }

.plan-card__features { list-style: none; padding: 0; margin: 0 0 28px; }
.plan-card__feature { display: flex; align-items: center; gap: 10px; padding: 8px 0; font-size: 14px; color: var(--slate); }
.plan-card__feature svg { flex-shrink: 0; color: var(--emerald); }
.plan-card__feature--no { color: var(--muted); }
.plan-card__feature--no svg { color: var(--muted); opacity: .4; }
.plan-card__feature--highlight { font-weight: 600; }
.plan-card__btn { width: 100%; }

/* ── Ranking flow ── */
.ad-ranking { padding: 96px 0; }
.ad-ranking__flow { display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap; }
.rank-step { text-align: center; padding: 24px 20px; background: var(--white); border: 1px solid var(--border); border-radius: var(--radius); min-width: 160px; flex: 1; transition: transform .25s; }
.rank-step:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.rank-step__num { width: 36px; height: 36px; border-radius: 50%; color: var(--white); font-weight: 800; font-size: 16px; display: inline-flex; align-items: center; justify-content: center; margin-bottom: 12px; }
.rank-step strong { display: block; font-size: 14px; color: var(--slate); margin-bottom: 4px; }
.rank-step p { margin: 0; font-size: 13px; color: var(--muted); }
.rank-step__arrow { font-size: 24px; color: var(--muted); }

/* ── Bottom CTA ── */
.ad-cta { padding: 96px 0; background: linear-gradient(135deg,var(--navy),#1a2640); }
.ad-cta__inner { text-align: center; max-width: 600px; margin: 0 auto; }
.ad-cta__inner h2 { font-size: clamp(1.8rem,4vw,2.4rem); font-weight: 800; color: var(--white); margin: 0 0 16px; letter-spacing: -.02em; }
.ad-cta__inner p { font-size: 17px; color: rgba(255,255,255,.6); margin: 0 0 32px; line-height: 1.6; }
.ad-cta__btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* Footer */
.footer { background: var(--navy); color: rgba(255,255,255,.7); padding: 0; }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; padding: 24px 0; }
.footer__legal { display: flex; flex-wrap: wrap; gap: 8px 20px; }
.footer__legal a { font-size: 13px; color: rgba(255,255,255,.4); text-decoration: none; transition: color .2s; }
.footer__legal a:hover { color: var(--amber); }
.footer__copy { font-size: 13px; color: rgba(255,255,255,.3); margin: 0; }

/* ── Responsive ── */
@media(max-width:1024px) {
  .nav,.header__cta { display: none; }
  .burger { display: block; }
}
@media(max-width:800px) {
  .ad-plans__grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
  .ad-hero__stats { grid-template-columns: 1fr; max-width: 300px; }
  .ad-ranking__flow { flex-direction: column; }
  .rank-step__arrow { transform: rotate(90deg); }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}