/* Auth pages — signup, signin
   Uses same design system as theme.css: Playfair Display, DM Mono, warm off-white.
   Minimal, focused form layouts. */

:root {
  --bg: #F5F0E8;
  --ink: #1A1A1A;
  --ink-light: #6B6560;
  --ink-faint: #C4BFB7;
  --accent: #2B5CE6;
  --accent-hover: #1a4adb;
  --serif: 'Playfair Display', Georgia, serif;
  --mono: 'DM Mono', 'Courier New', monospace;
  --error-bg: #FFF0F0;
  --error-border: #D94040;
  --error-text: #C00000;
}

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

html, body {
  height: 100%;
}

body.auth-body {
  background: var(--bg);
  color: var(--ink);
  font-family: var(--mono);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}

.auth-container {
  width: 100%;
  max-width: 420px;
}

.auth-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 40px;
}

.auth-logo span {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.auth-card {
  background: #fff;
  border: 1px solid var(--ink-faint);
  padding: 40px;
  margin-bottom: 20px;
}

.auth-card h1 {
  font-family: var(--serif);
  font-size: 28px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  color: var(--ink);
}

.auth-subtitle {
  font-size: 14px;
  color: var(--ink-light);
  margin-bottom: 28px;
}

.auth-error {
  background: var(--error-bg);
  border: 1px solid var(--error-border);
  color: var(--error-text);
  padding: 12px 16px;
  font-size: 13px;
  margin-bottom: 20px;
  border-radius: 2px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.form-group label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.03em;
  color: var(--ink);
  text-transform: uppercase;
}

.form-group label .optional {
  font-weight: 400;
  text-transform: none;
  color: var(--ink-light);
  font-size: 11px;
  letter-spacing: 0;
}

.form-group input {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--ink-faint);
  background: var(--bg);
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink);
  transition: border-color 0.15s;
  outline: none;
  border-radius: 0;
  -webkit-appearance: none;
}

.form-group input:focus {
  border-color: var(--accent);
  background: #fff;
}

.form-group input::placeholder {
  color: var(--ink-light);
}

.btn-primary {
  width: 100%;
  padding: 14px;
  background: var(--accent);
  color: #fff;
  border: none;
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.15s;
  margin-top: 4px;
}

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

.btn-primary:active {
  transform: translateY(1px);
}

.auth-footer-text {
  font-size: 13px;
  color: var(--ink-light);
  text-align: center;
  margin-top: 24px;
}

.auth-footer-text a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.auth-footer-text a:hover {
  text-decoration: underline;
}

.auth-terms {
  font-size: 12px;
  color: var(--ink-light);
  text-align: center;
  line-height: 1.5;
}

.auth-terms a {
  color: var(--ink-light);
  text-decoration: underline;
}

@media (max-width: 480px) {
  body.auth-body {
    padding: 24px 16px;
    align-items: flex-start;
    padding-top: 48px;
  }

  .auth-card {
    padding: 28px 24px;
  }
}