:root {
  --bg: #0b0b0b;
  --bg-2: #111111;
  --bg-3: #171717;
  --text: #f5f5f5;
  --muted: #b9b9b9;
  --accent: #fbb03b;
  --accent-2: #ff8a00;
  --card: #141414;
  --border: #242424;
  --radius: 18px;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
  --max: 1100px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "YuGothic", "Avenir Next", "Verdana", sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 800px at 80% -10%, rgba(251, 176, 59, 0.2), transparent 60%),
    radial-gradient(1000px 800px at 10% 10%, rgba(255, 138, 0, 0.15), transparent 55%),
    var(--bg);
  line-height: 1.7;
}

a {
  color: inherit;
  text-decoration: none;
}

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

.container {
  width: min(92vw, var(--max));
  margin: 0 auto;
}

.header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
  gap: 16px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.logo img {
  width: 44px;
  height: 44px;
}

.nav {
  display: flex;
  gap: 22px;
  align-items: center;
  font-size: 15px;
}

.nav a {
  color: var(--muted);
  transition: color 0.2s ease;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
}

.menu-btn {
  display: none;
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 8px 14px;
  font-size: 14px;
}

.hero {
  padding: 90px 0 60px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
}

.eyebrow {
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-size: 12px;
  font-weight: 700;
}

h1 {
  font-size: clamp(32px, 4vw, 54px);
  margin: 14px 0 18px;
  line-height: 1.2;
}

.lead {
  font-size: 18px;
  color: var(--muted);
}

.hero-actions {
  margin-top: 24px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  background: linear-gradient(120deg, var(--accent), var(--accent-2));
  color: #0b0b0b;
  box-shadow: var(--shadow);
}

.btn.outline {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
  box-shadow: none;
}

.hero-card {
  background: linear-gradient(135deg, rgba(251, 176, 59, 0.18), rgba(255, 138, 0, 0.05));
  border: 1px solid rgba(251, 176, 59, 0.25);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-card h3 {
  margin-top: 0;
}

.section {
  padding: 70px 0;
}

.section-title {
  font-size: clamp(24px, 3vw, 34px);
  margin-bottom: 20px;
}

.section-sub {
  color: var(--muted);
  max-width: 720px;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 28px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 22px;
  border-radius: var(--radius);
  min-height: 160px;
}

.card label {
  display: grid;
  gap: 8px;
  margin-bottom: 14px;
  font-size: 14px;
  color: var(--muted);
}

.card input,
.card textarea {
  width: 100%;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px 12px;
  color: var(--text);
  font-size: 15px;
  font-family: inherit;
}

.card input:focus,
.card textarea:focus {
  outline: none;
  border-color: rgba(251, 176, 59, 0.6);
  box-shadow: 0 0 0 3px rgba(251, 176, 59, 0.2);
}

.card h4 {
  margin: 0 0 10px;
}

.timeline {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.timeline-item {
  display: flex;
  gap: 16px;
  align-items: baseline;
}

.timeline-item span {
  color: var(--accent);
  font-weight: 700;
  min-width: 140px;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.highlight {
  padding: 22px;
  background: var(--bg-3);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px;
  border-radius: 999px;
  background: rgba(251, 176, 59, 0.15);
  border: 1px solid rgba(251, 176, 59, 0.3);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
}

.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 14px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
}

.terms {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.terms h2 {
  margin-top: 0;
}

.terms h3 {
  margin-bottom: 6px;
}

.terms p {
  color: var(--muted);
}

.kv {
  display: grid;
  gap: 8px;
  margin-top: 16px;
}

.kv div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.kv strong {
  color: var(--text);
}

.hero-media {
  position: relative;
  padding: 24px;
  background: var(--bg-2);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
}

.hero-media::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(400px 200px at 70% 10%, rgba(251, 176, 59, 0.35), transparent 60%);
  opacity: 0.7;
  pointer-events: none;
}

.hero-media ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

@media (max-width: 900px) {
  .hero-grid,
  .split,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .nav {
    position: absolute;
    top: 64px;
    right: 4vw;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    flex-direction: column;
    display: none;
  }

  .nav.open {
    display: flex;
  }

  .menu-btn {
    display: inline-flex;
  }
}

.fade-in {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}