/* استایل صفحات احراز هویت */
:root {
  --bg: #fafafa;
  --card: #ffffff;
  --text: #262626;
  --text-secondary: #8e8e8e;
  --accent: #0b84ff;
  --accent-hover: #0a73e6;
  --error: #ef4444;
  --success: #16a34a;
  --border: #dbdbdb;
  --shadow: 0 2px 8px rgba(0,0,0,0.1);
  --radius: 12px;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: 'Yekan Bakh', -apple-system, BlinkMacSystemFont, 'Segoe UI', Tahoma, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  -webkit-font-smoothing: antialiased;
}

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

.auth-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  box-shadow: var(--shadow);
}

.auth-header {
  text-align: center;
  margin-bottom: 32px;
}

.auth-logo {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--accent), #3b82f6);
  border-radius: 16px;
  color: white;
  font-size: 32px;
  font-weight: 900;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
  box-shadow: 0 4px 16px rgba(11,132,255,0.3);
}

.auth-header h1 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--text);
}

.auth-header p {
  font-size: 14px;
  color: var(--text-secondary);
}

.alert {
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  font-weight: 600;
}

.alert-error {
  background: rgba(239,68,68,0.1);
  color: var(--error);
  border: 1px solid rgba(239,68,68,0.2);
}

.alert-success {
  background: rgba(22,163,74,0.1);
  color: var(--success);
  border: 1px solid rgba(22,163,74,0.2);
}

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

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-weight: 600;
  font-size: 14px;
  color: var(--text);
}

.required {
  color: var(--error);
}

.form-group input {
  padding: 12px 16px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-family: inherit;
  font-size: 14px;
  transition: var(--transition);
  background: var(--card);
  color: var(--text);
}

.form-group input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(11,132,255,0.1);
}

.form-group small {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: -4px;
}

.form-footer-link {
  text-align: left;
  margin-top: -12px;
}

.form-footer-link a {
  font-size: 12px;
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}

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

.btn {
  padding: 12px 24px;
  border: none;
  border-radius: 8px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
  text-decoration: none;
  display: inline-block;
  text-align: center;
}

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

.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(11,132,255,0.3);
}

.btn-block {
  width: 100%;
  margin-top: 8px;
}

.auth-footer {
  margin-top: 24px;
  text-align: center;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.auth-footer p {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.auth-footer a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 700;
}

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

.back-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.back-link:hover {
  color: var(--accent);
}

/* ریسپانسیو */
@media (max-width: 480px) {
  .auth-container {
    padding: 0;
  }
  
  .auth-card {
    padding: 24px;
    border: none;
    border-radius: 0;
  }
  
  .auth-logo {
    width: 56px;
    height: 56px;
    font-size: 28px;
  }
  
  .auth-header h1 {
    font-size: 20px;
  }
}