@import url('https://fonts.googleapis.com/css2?family=Hanken+Grotesk:wght@300;400;500;600;700&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:        #0e0e10;
  --surface:   #17171b;
  --border:    #2a2a32;
  --violet:    #8b6fff;
  --cyan:      #4fd1c5;
  --amber:     #f59e0b;
  --text:      #e8e8f0;
  --muted:     #6b6b80;
  --label:     #9090a8;
  --r:         14px;
  --r-sm:      8px;
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Hanken Grotesk', system-ui, -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  min-height: 100dvh;
  -webkit-font-smoothing: antialiased;
}

/* dot-grid texture overlay */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.04) 1px, transparent 1px);
  background-size: 24px 24px;
  pointer-events: none;
  z-index: 0;
}

.wrap {
  position: relative;
  z-index: 1;
  max-width: 480px;
  margin: 0 auto;
  padding: 0 20px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: var(--r);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: .01em;
  cursor: pointer;
  border: none;
  text-decoration: none;
  transition: opacity .15s, transform .1s;
  white-space: nowrap;
}
.btn:active { transform: scale(.97); }

.btn-primary {
  background: var(--violet);
  color: #fff;
}
.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-ghost {
  background: transparent;
  color: var(--muted);
  border: 1.5px solid var(--border);
  font-size: 13px;
  padding: 10px 16px;
}
.btn:hover { opacity: .85; }

/* ── Tags ── */
.tag {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  background: rgba(139,111,255,.15);
  color: var(--violet);
  border: 1px solid rgba(139,111,255,.25);
}
.tag-cyan {
  background: rgba(79,209,197,.12);
  color: var(--cyan);
  border-color: rgba(79,209,197,.22);
}
.tag-amber {
  background: rgba(245,158,11,.12);
  color: var(--amber);
  border-color: rgba(245,158,11,.22);
}

/* ── Card ── */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px;
}

/* ── Chip label ── */
.chip-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .08em;
  color: var(--muted);
  text-transform: uppercase;
}

/* ── Error page ── */
.error-wrap {
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 20px;
}
.error-icon {
  font-size: 48px;
  margin-bottom: 16px;
}
.error-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 10px;
}
.error-desc {
  color: var(--muted);
  margin-bottom: 28px;
  max-width: 320px;
}