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

:root {
  --bg-base: #efe6da;
  --bg-base-strong: #e4d6c5;
  --bg-surface: #fffdf9;
  --bg-elevated: #f6efe6;
  --bg-ink: #111725;
  --border: #d9cebf;
  --border-light: #e5dacb;
  --border-strong: #c8b79f;
  --border-focus: #44697f;
  --text: #1d2430;
  --text-muted: #6f746f;
  --text-dim: #59616c;
  --text-soft: #8a847a;
  --accent: #315f72;
  --accent-hover: #274f62;
  --accent-soft: rgba(49, 95, 114, 0.12);
  --success: #2a7a4b;
  --success-bg: rgba(42, 122, 75, 0.14);
  --danger: #9f4238;
  --danger-bg: rgba(159, 66, 56, 0.12);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-card: 0 14px 30px rgba(49, 41, 31, 0.08);
}

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

body {
  font-family: 'Inter', 'Avenir Next', 'Segoe UI Variable', system-ui, sans-serif;
  line-height: 1.55;
  color: var(--text);
  min-height: 100vh;
  background:
    radial-gradient(circle at top left, rgba(255,255,255,0.72), transparent 28%),
    linear-gradient(180deg, var(--bg-base) 0%, var(--bg-base-strong) 100%);
}

/* Layout */
.header {
  padding: 18px 24px;
  border-bottom: 1px solid rgba(201,183,159,0.5);
  background: rgba(255,252,247,0.88);
  backdrop-filter: blur(16px);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.brand-kicker {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.brand-title {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.header-actions { display: flex; align-items: center; gap: 12px; }

.user-email {
  font-size: 13px;
  color: var(--text-dim);
}

.container {
  max-width: 720px;
  margin: 0 auto;
  padding: 48px 24px;
}

/* Views */
.view { display: none; }
.view.active { display: block; }

/* Auth card */
.auth-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 48px 40px;
  box-shadow: var(--shadow-card);
  max-width: 420px;
  margin: 80px auto 0;
  text-align: center;
}

.auth-card h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 8px;
}

.auth-card p {
  color: var(--text-dim);
  margin-bottom: 28px;
  font-size: 14px;
}

/* Forms */
.form-group {
  margin-bottom: 16px;
  text-align: left;
}

.form-group label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-soft);
  margin-bottom: 6px;
}

input[type="email"],
input[type="text"] {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid rgba(201,183,159,0.8);
  border-radius: 12px;
  background: rgba(255,251,245,0.94);
  color: var(--text);
  font-size: 15px;
  transition: border-color .15s, box-shadow .15s;
}

input:focus {
  outline: none;
  border-color: var(--border-focus);
  box-shadow: 0 0 0 3px rgba(68,105,127,0.12);
}

.code-input {
  font-family: 'JetBrains Mono', monospace;
  font-size: 24px;
  letter-spacing: 8px;
  text-align: center;
  font-weight: 600;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 20px;
  border: 1px solid transparent;
  border-radius: 12px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all .15s;
  text-decoration: none;
}

.btn:active { transform: scale(0.97); }

.btn-primary {
  background: var(--accent);
  color: #fefefe;
  border-color: var(--accent);
  width: 100%;
}

.btn-primary:hover { background: var(--accent-hover); }
.btn-primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary {
  background: rgba(255,249,241,0.92);
  border-color: rgba(201,183,159,0.78);
  color: var(--text-dim);
}

.btn-secondary:hover { background: rgba(233,240,243,0.88); color: var(--text); }

.btn-danger {
  background: var(--danger-bg);
  border-color: var(--danger);
  color: var(--danger);
}

.btn-small { padding: 7px 14px; font-size: 12px; border-radius: 10px; }

/* Messages */
.msg { padding: 10px 14px; border-radius: 10px; font-size: 13px; margin-bottom: 16px; }
.msg-error { background: var(--danger-bg); color: var(--danger); }
.msg-success { background: var(--success-bg); color: var(--success); }

/* Dashboard */
.section {
  background: var(--bg-surface);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow-card);
  margin-bottom: 24px;
}

.section h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-soft);
  margin-bottom: 16px;
}

.section h3 .count {
  background: var(--accent-soft);
  color: var(--accent);
  padding: 2px 8px;
  border-radius: 8px;
  font-size: 11px;
  margin-left: 8px;
}

.token-display {
  background: var(--bg-ink);
  border-radius: var(--radius-sm);
  padding: 20px;
  margin-bottom: 16px;
  border: 1px solid rgba(201,183,159,0.2);
}

.token-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}

.token-row:last-child { margin-bottom: 0; }

.token-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #8a9ab5;
  margin-bottom: 4px;
}

.token-value {
  font-family: 'JetBrains Mono', monospace;
  font-size: 13px;
  color: #e2e8f0;
  word-break: break-all;
  user-select: all;
}

.token-value.masked {
  color: #64748b;
}

.copy-btn {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  color: #94a3b8;
  padding: 5px 10px;
  border-radius: 8px;
  font-size: 11px;
  cursor: pointer;
  flex-shrink: 0;
}

.copy-btn:hover { background: rgba(255,255,255,0.16); color: #e2e8f0; }

.info-grid {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 8px 16px;
  font-size: 14px;
}

.info-label { color: var(--text-soft); font-weight: 500; }
.info-value { color: var(--text); word-break: break-all; }

.empty-state {
  text-align: center;
  color: var(--text-muted);
  padding: 24px;
  font-size: 14px;
}

/* Footer */
.footer {
  text-align: center;
  padding: 32px 24px;
  color: var(--text-muted);
  font-size: 13px;
}

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

/* Spinner */
.spinner {
  display: inline-block;
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .6s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 600px) {
  .auth-card { padding: 32px 24px; margin-top: 40px; }
  .container { padding: 24px 16px; }
  .info-grid { grid-template-columns: 1fr; }
}