:root {
  --bg: #120c0f;
  --surface: #1e1418;
  --surface-light: #2b1c23;
  --primary: #e8455e;
  --primary-hover: #f05b72;
  --text-main: #f8f0f2;
  --text-sub: #b39ea5;
  --border: #3d2730;
  --radius: 12px;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  background-color: var(--bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(18, 12, 15, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  max-width: 1200px; margin: 0 auto; padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: bold; }
.brand img { height: 32px; width: auto; border-radius: 6px; }
.nav-links { display: flex; gap: 20px; overflow-x: auto; white-space: nowrap; }
.nav-links a { color: var(--text-sub); font-size: 15px; transition: color 0.2s; }
.nav-links a:hover { color: var(--primary); }

/* Hero */
.hero {
  position: relative; padding: 60px 20px; max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; gap: 40px;
}
.hero-content { flex: 1; }
.hero h1 { font-size: 36px; line-height: 1.3; margin-bottom: 16px; font-weight: 800; }
.hero h1 span { color: var(--primary); }
.hero p { font-size: 16px; color: var(--text-sub); margin-bottom: 24px; max-width: 500px; }
.btn-group { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px; border-radius: 30px; font-size: 16px; font-weight: 600;
  transition: transform 0.2s, background 0.2s;
}
.btn:active { transform: scale(0.96); }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-outline { background: transparent; color: var(--text-main); border: 1px solid var(--border); }
.btn-outline:hover { border-color: var(--primary); color: var(--primary); }
.hero-visual { flex: 1; position: relative; max-width: 400px; }
.hero-visual img { border-radius: var(--radius); box-shadow: 0 20px 40px rgba(0,0,0,0.5); }

/* Sections Common */
.section-padding { padding: 60px 20px; max-width: 1200px; margin: 0 auto; }
.section-title { font-size: 26px; margin-bottom: 30px; display: flex; align-items: center; gap: 10px; }
.section-title::before {
  content: ''; display: block; width: 6px; height: 24px; background: var(--primary); border-radius: 4px;
}
.section-subtitle { font-size: 14px; color: var(--text-sub); margin-bottom: 30px; margin-top: -20px; }

/* Marquee */
.marquee-wrapper { overflow: hidden; position: relative; width: 100%; margin-bottom: 30px; }
.marquee-track {
  display: flex; gap: 16px; width: max-content;
  animation: scroll 25s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }
.marquee-item { width: 140px; border-radius: var(--radius); overflow: hidden; position: relative; }
.marquee-item img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.marquee-item span {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,0.9));
  padding: 20px 10px 8px; font-size: 13px; text-align: center; font-weight: 600;
}
@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Grid Layouts */
.grid-cards {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 20px;
}
.card {
  background: var(--surface); border-radius: var(--radius); overflow: hidden;
  border: 1px solid var(--border); transition: transform 0.3s;
}
.card:hover { transform: translateY(-5px); }
.card img { width: 100%; aspect-ratio: 3/4; object-fit: cover; }
.card-info { padding: 12px; }
.card-info h3 { font-size: 16px; margin-bottom: 4px; }
.card-info p { font-size: 13px; color: var(--text-sub); }

/* Rank List */
.rank-list { display: flex; flex-direction: column; gap: 12px; }
.rank-item {
  display: flex; align-items: center; gap: 16px; background: var(--surface);
  padding: 12px 20px; border-radius: var(--radius); border: 1px solid var(--border);
}
.rank-num {
  font-size: 20px; font-weight: 800; color: var(--primary); width: 30px;
  font-style: italic; text-align: center;
}
.rank-thumb { width: 50px; height: 66px; object-fit: cover; border-radius: 6px; }
.rank-info { flex: 1; }
.rank-info h3 { font-size: 16px; margin-bottom: 2px; }
.rank-info p { font-size: 13px; color: var(--text-sub); }

/* Calendar */
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 10px; }
.calendar-day {
  background: var(--surface); border-radius: var(--radius); padding: 15px;
  text-align: center; border: 1px solid var(--border);
}
.calendar-day.active { border-color: var(--primary); background: rgba(232, 69, 94, 0.1); }
.calendar-day h4 { font-size: 14px; color: var(--text-sub); margin-bottom: 8px; }
.calendar-day p { font-size: 13px; font-weight: bold; }

/* Process */
.process-steps { display: flex; gap: 20px; flex-wrap: wrap; }
.step {
  flex: 1; min-width: 200px; background: var(--surface); padding: 24px;
  border-radius: var(--radius); border: 1px solid var(--border); position: relative;
}
.step-num {
  width: 30px; height: 30px; background: var(--primary); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-weight: bold; margin-bottom: 16px;
}
.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--text-sub); }

/* FAQ */
.faq-list { display: flex; flex-direction: column; gap: 16px; }
.faq-item { background: var(--surface); border-radius: var(--radius); padding: 20px; border: 1px solid var(--border); }
.faq-item h3 { font-size: 18px; margin-bottom: 8px; color: var(--text-main); }
.faq-item p { font-size: 15px; color: var(--text-sub); }

/* Certificates */
.cert-box {
  display: flex; align-items: center; gap: 24px; background: var(--surface);
  padding: 30px; border-radius: var(--radius); border: 1px solid var(--border);
}
.cert-icon { font-size: 40px; }
.cert-text h3 { font-size: 20px; margin-bottom: 8px; }
.cert-text p { font-size: 15px; color: var(--text-sub); }

/* Footer */
.site-footer {
  background: #0b080a; padding: 40px 20px; text-align: center;
  border-top: 1px solid var(--border); font-size: 13px; color: #66555a;
}
.footer-inner { max-width: 1200px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.footer-links { display: flex; justify-content: center; gap: 16px; flex-wrap: wrap; }
.footer-links a { color: #66555a; transition: color 0.2s; }
.footer-links a:hover { color: var(--text-sub); }

/* Responsive */
@media (max-width: 768px) {
  .hero { flex-direction: column; text-align: center; padding: 40px 20px; }
  .hero h1 { font-size: 28px; }
  .hero p { margin: 0 auto 24px; }
  .btn-group { justify-content: center; }
  .nav-links { display: none; }
  .hero-visual { max-width: 100%; }
  .calendar-grid { grid-template-columns: repeat(3, 1fr); }
  .cert-box { flex-direction: column; text-align: center; }
}
@media (min-width: 769px) and (max-width: 1024px) {
  .hero { gap: 20px; }
  .hero h1 { font-size: 32px; }
}