/* Tokyyy landing — minimal scaffold */

:root {
  --bg: #ffffff;
  --fg: #111418;
  --muted: #667085;
  --border: #e4e7ec;
  --accent: #111418;
  --accent-fg: #ffffff;
  --radius: 12px;
  --max: 1080px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica,
    Arial, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--fg);
  background: var(--bg);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

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

/* Header / nav */
.site-header {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  z-index: 10;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  font-weight: 800;
  font-size: 1.4rem;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  gap: 28px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-links a:hover {
  color: var(--fg);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--fg);
  display: block;
}

/* Hero */
.hero {
  padding: 96px 24px 72px;
  text-align: center;
}

.hero-title {
  font-size: clamp(2.2rem, 6vw, 3.6rem);
  letter-spacing: -0.03em;
  margin: 0 0 16px;
}

.hero-subtitle {
  color: var(--muted);
  font-size: 1.15rem;
  max-width: 620px;
  margin: 0 auto 32px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  transition: opacity 0.15s ease;
}

.btn-primary {
  background: var(--accent);
  color: var(--accent-fg);
}

.btn-primary:hover {
  opacity: 0.85;
}

.btn-ghost {
  border-color: var(--border);
  color: var(--fg);
}

.btn-ghost:hover {
  background: #f7f8fa;
}

/* Sections */
.section-title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  letter-spacing: -0.02em;
  margin: 0 0 28px;
  text-align: center;
}

.features,
.how,
.contact {
  padding: 64px 24px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.feature {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.feature h3 {
  margin: 0 0 8px;
  font-size: 1.1rem;
}

.feature p {
  margin: 0;
  color: var(--muted);
}

.steps {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 560px;
  display: grid;
  gap: 16px;
}

.steps li {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--muted);
}

.steps span {
  flex: 0 0 auto;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-fg);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 0.9rem;
}

.contact {
  text-align: center;
}

.contact p {
  color: var(--muted);
  margin: 0 0 20px;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.brand-sm {
  font-weight: 800;
}

.footer-links {
  display: flex;
  gap: 20px;
}

.footer-links a {
  color: var(--muted);
  font-size: 0.92rem;
}

.footer-links a:hover {
  color: var(--fg);
}

.copyright {
  color: var(--muted);
  font-size: 0.92rem;
}

/* Mobile */
@media (max-width: 640px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    gap: 0;
    padding: 8px 24px 16px;
    display: none;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links li {
    padding: 10px 0;
  }
}