:root {
  --bg: #05070d;
  --bg-alt: #0b0f1a;
  --panel: #0e1320;
  --panel-hover: #131a2c;
  --border: #1c2333;
  --fg: #e6f1ff;
  --fg-dim: #7c8aa3;
  --accent-a: #6ee7ff;
  --accent-b: #c084fc;
  --danger: #ff6b7a;
  --ok: #4ade80;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --nav-h: 56px;
}

* { box-sizing: border-box; }
pre { font-family: inherit; }

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
}

a { color: var(--accent-a); text-decoration: none; }
a:hover { text-decoration: underline; }

.cursor {
  display: inline-block;
  margin-left: 2px;
  color: var(--accent-a);
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .cursor { animation: none; } }

#ambient-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.45;
}

/* ---------- nav ---------- */
#site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-h);
  padding: 0 24px;
  background: rgba(5, 7, 13, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}
.nav-mark { font-weight: 700; letter-spacing: 0.05em; color: var(--fg); }
.nav-right { display: flex; align-items: center; gap: 16px; font-size: 13px; }
.nav-right .email { color: var(--fg-dim); }

/* ---------- layout ---------- */
main {
  position: relative;
  z-index: 1;
  max-width: 720px;
  margin: 0 auto;
  padding: 64px 24px 96px;
}
.center-page main {
  max-width: 440px;
  padding-top: 12vh;
}

h1 {
  font-size: 22px;
  letter-spacing: 0.02em;
  margin: 0 0 8px;
  color: var(--fg);
}
h2 {
  font-size: 16px;
  letter-spacing: 0.03em;
  color: var(--accent-a);
  margin: 40px 0 16px;
}
.subtitle { color: var(--fg-dim); font-size: 14px; margin: 0 0 32px; }

/* ---------- panel / card ---------- */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 28px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 20px 24px;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.card:hover { background: var(--panel-hover); }
.card-main { min-width: 0; }
.card-label { font-size: 15px; color: var(--fg); margin: 0 0 4px; }
.card-meta { font-size: 12px; color: var(--fg-dim); }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid var(--accent-a);
  border-radius: 4px;
  background: transparent;
  color: var(--accent-a);
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.15s ease;
}
.btn:hover { background: rgba(110, 231, 255, 0.08); text-decoration: none; }
.btn:disabled { opacity: 0.4; cursor: default; pointer-events: none; }
.btn-block { display: flex; width: 100%; }
.btn-primary { background: rgba(110, 231, 255, 0.12); }
.btn-google {
  border-color: var(--border);
  color: var(--fg);
  background: var(--panel);
}
.btn-google:hover { background: var(--panel-hover); }
.btn-ghost { border-color: var(--border); color: var(--fg-dim); }
.btn-ghost:hover { color: var(--fg); background: var(--panel-hover); }
.btn-sm { padding: 7px 14px; font-size: 12px; }

/* ---------- forms ---------- */
input[type="email"], input[type="text"] {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--fg);
  font-family: var(--mono);
  font-size: 14px;
}
input:focus {
  outline: none;
  border-color: var(--accent-a);
  box-shadow: 0 0 0 3px rgba(110, 231, 255, 0.12);
}
label {
  display: block;
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.field { margin-bottom: 20px; }
.divider {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--fg-dim);
  font-size: 12px;
  margin: 20px 0;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ---------- status pills ---------- */
.pill {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 100px;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.pill-active { background: rgba(74, 222, 128, 0.12); color: var(--ok); }
.pill-expired, .pill-revoked { background: rgba(255, 107, 122, 0.12); color: var(--danger); }

/* ---------- code display ---------- */
.code-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: var(--bg-alt);
  border: 1px solid var(--accent-a);
  border-radius: 4px;
  padding: 14px 18px;
  margin: 20px 0;
}
.code-box code {
  font-size: 20px;
  letter-spacing: 0.08em;
  color: var(--accent-a);
}

/* ---------- messages ---------- */
.msg { font-size: 13px; margin-top: 10px; min-height: 18px; }
.msg-error { color: var(--danger); }
.msg-ok { color: var(--ok); }
.msg-dim { color: var(--fg-dim); }

.plan-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin: 24px 0;
}
.plan-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 22px;
  text-align: left;
}
.plan-card h3 { margin: 0 0 4px; font-size: 15px; color: var(--fg); }
.plan-price { color: var(--accent-b); font-size: 13px; margin: 0 0 16px; }

.empty-state {
  color: var(--fg-dim);
  font-size: 13px;
  padding: 24px 0;
}

footer {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: 32px 24px;
  color: var(--fg-dim);
  font-size: 12px;
}