/* Shared shell + auth-card styles. Matches the landing-page palette. */

:root {
  --color-primary: #0984e3;
  --color-primary-dark: #0772c4;
  --color-secondary: #6c5ce7;
  --color-text: #2d3436;
  --color-muted: #636e72;
  --color-border: #dfe6e9;
  --color-bg: #f5f6fa;
  --color-card: #fff;
  --color-error: #c0392b;
  --color-error-bg: #fdecea;
  --color-success: #1e8449;
  --color-success-bg: #e8f6ef;
  --shadow-soft: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-card: 0 8px 24px rgba(0, 0, 0, 0.08);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: 'Nunito', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ---- Hero header ---- */
.auth-hero {
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #fff;
  padding: 24px;
  text-align: center;
}

.auth-hero-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  margin: 0 auto 16px;
}

.auth-home {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition: background 0.2s;
}

.auth-home:hover {
  background: rgba(255, 255, 255, 0.15);
}

.auth-brand {
  margin: 0;
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -0.01em;
}

.lang-switcher {
  display: flex;
  gap: 4px;
}

.lang-btn {
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  font-family: inherit;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}

.lang-btn:hover { background: rgba(255, 255, 255, 0.25); }
.lang-btn.active {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}

/* ---- Main area ---- */
.auth-main {
  flex: 1;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 48px 24px;
}

.auth-card {
  background: var(--color-card);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  padding: 36px 32px;
  width: 100%;
  max-width: 420px;
}

.auth-card-title {
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 800;
  color: var(--color-text);
}

.auth-card-subtitle {
  margin: 0 0 24px;
  color: var(--color-muted);
  font-size: 15px;
  line-height: 1.5;
}

.auth-card-footer {
  margin-top: 20px;
  text-align: center;
  color: var(--color-muted);
  font-size: 14px;
}

.auth-card-actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 20px;
  align-items: center;
}

/* ---- Forms ---- */
.auth-label {
  display: block;
  font-weight: 700;
  font-size: 13px;
  color: var(--color-text);
  margin: 14px 0 6px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.auth-input {
  width: 100%;
  padding: 12px 14px;
  font-family: inherit;
  font-size: 15px;
  color: var(--color-text);
  background: #fafbfc;
  border: 2px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color 0.2s, background 0.2s;
}

.auth-input:focus {
  border-color: var(--color-primary);
  background: #fff;
}

.auth-hint {
  margin: 8px 0 0;
  font-size: 12px;
  color: var(--color-muted);
}

.auth-remember {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  font-size: 14px;
  color: var(--color-text);
  cursor: pointer;
  user-select: none;
}
.auth-remember input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--color-primary);
  cursor: pointer;
}

.auth-error {
  margin-top: 16px;
  padding: 10px 14px;
  background: var(--color-error-bg);
  color: var(--color-error);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
}

.auth-success {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--color-success-bg);
  color: var(--color-success);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  line-height: 1.4;
}

.auth-btn {
  display: block;
  width: 100%;
  margin-top: 20px;
  padding: 14px;
  font-family: inherit;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: transform 0.1s, box-shadow 0.2s;
}

.auth-btn:hover {
  box-shadow: 0 4px 12px rgba(9, 132, 227, 0.3);
}

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

.auth-btn-secondary {
  display: inline-block;
  padding: 12px 20px;
  font-family: inherit;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-primary);
  background: #fff;
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.auth-btn-secondary:hover {
  background: var(--color-primary);
  color: #fff;
}

.auth-link {
  color: var(--color-primary);
  text-decoration: none;
  font-weight: 600;
}

.auth-link:hover { text-decoration: underline; }

/* ---- Mobile ---- */
@media (max-width: 480px) {
  .auth-hero { padding: 16px; }
  .auth-brand { font-size: 22px; }
  .auth-main { padding: 24px 16px; }
  .auth-card { padding: 24px 20px; }
}