/* ===============================================
   BEAUTIFUL AUTHENTICATION PAGES
   Using Dynamic Theme CSS Variables
   =============================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

.auth-container {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--accent) 0%, #1A1A1A 50%, #2D2D2D 100%);
  padding: 20px;
  position: relative;
  overflow: hidden;
}

.auth-container::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, color-mix(in srgb, var(--primary) 12%, transparent) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

.auth-container::after {
  content: '';
  position: absolute;
  bottom: -50%;
  left: -50%;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle, color-mix(in srgb, var(--primary) 10%, transparent) 0%, transparent 70%);
  animation: float 25s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(30px, -30px) rotate(120deg); }
  66% { transform: translate(-20px, 20px) rotate(240deg); }
}

.auth-card {
  background: var(--card-surface);
  border-radius: 24px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.6);
  padding: 48px;
  max-width: 480px;
  width: 100%;
  position: relative;
  z-index: 1;
  animation: slideUp 0.5s ease-out;
  border: 3px solid color-mix(in srgb, var(--primary) 30%, transparent);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.auth-header {
  text-align: center;
  margin-bottom: 40px;
  padding-bottom: 24px;
  border-bottom: 2px solid color-mix(in srgb, var(--primary) 10%, transparent);
}

.auth-logo {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--primary), var(--primary-light));
  border-radius: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 36px;
  margin: 0 auto 24px;
  box-shadow: 0 10px 30px color-mix(in srgb, var(--primary) 40%, transparent);
  border: 3px solid color-mix(in srgb, var(--primary-light) 50%, transparent);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

.auth-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 0 0 10px 0;
  letter-spacing: -0.02em;
}

.auth-subtitle {
  color: var(--text-secondary);
  font-size: 15px;
  margin: 0;
  font-weight: 500;
}

.auth-form {
  margin-bottom: 24px;
}

.auth-form-group {
  margin-bottom: 24px;
}

.auth-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  color: var(--text-primary);
  margin-bottom: 10px;
  letter-spacing: 0.01em;
}

.auth-input {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  color: var(--text-primary);
  transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  background: var(--background);
  font-weight: 500;
}

.auth-input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--primary) 15%, transparent);
  background: var(--card-surface);
}

.auth-input::placeholder {
  color: color-mix(in srgb, var(--text-secondary) 70%, transparent);
  font-weight: 400;
}

.auth-input-icon {
  position: relative;
}

.auth-input-icon i {
  position: absolute;
  left: 18px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--primary);
  font-size: 18px;
  pointer-events: none;
  transition: all 0.2s;
}

.auth-input-icon .auth-input {
  padding-left: 52px;
}

.auth-input-icon .auth-input:focus ~ i,
.auth-input-icon:focus-within i {
  color: var(--primary-dark);
  transform: translateY(-50%) scale(1.1);
}

.auth-checkbox {
  display: flex;
  align-items: center;
  gap: 12px;
}

.auth-checkbox input[type="checkbox"] {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  accent-color: var(--primary);
  transition: all 0.2s;
}

.auth-checkbox label {
  font-size: 14px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
  font-weight: 500;
}

.auth-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 16px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 4px 14px color-mix(in srgb, var(--primary) 40%, transparent);
  position: relative;
  overflow: hidden;
}

.auth-submit::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transition: left 0.5s;
}

.auth-submit:hover::before {
  left: 100%;
}

.auth-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px color-mix(in srgb, var(--primary) 50%, transparent);
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.auth-submit:active {
  transform: translateY(0);
  box-shadow: 0 4px 14px color-mix(in srgb, var(--primary) 40%, transparent);
}

.auth-divider {
  display: flex;
  align-items: center;
  margin: 28px 0;
}

.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  border-bottom: 2px solid var(--border);
}

.auth-divider span {
  padding: 0 16px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.05em;
}

.auth-links {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 24px;
  font-size: 14px;
  gap: 16px;
}

.auth-link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s;
  border-bottom: 2px solid transparent;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 0;
}

.auth-link:hover {
  color: var(--primary);
  border-bottom-color: var(--primary);
  text-decoration: none;
  transform: translateX(2px);
}

.auth-link i {
  transition: transform 0.2s;
}

.auth-link:hover i {
  transform: translateX(-2px);
}

.auth-footer {
  text-align: center;
  margin-top: 36px;
  padding-top: 24px;
  border-top: 2px solid var(--border);
  color: var(--text-secondary);
  font-size: 14px;
}

.auth-footer a {
  color: var(--text-primary);
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s;
}

.auth-footer a:hover {
  color: var(--primary);
}

/* Validation Styling */
.text-danger,
.field-validation-error {
  color: var(--danger);
  font-size: 13px;
  margin-top: 8px;
  display: block;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.text-danger::before,
.field-validation-error::before {
  font-size: 14px;
}

.validation-summary-errors {
  background: linear-gradient(135deg, #FEF2F2, #FEE2E2);
  border: 2px solid var(--danger);
  border-radius: 14px;
  padding: 18px 20px;
  margin-bottom: 28px;
  box-shadow: 0 4px 12px color-mix(in srgb, var(--danger) 15%, transparent);
}

.validation-summary-errors ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.validation-summary-errors li {
  color: #991B1B;
  font-size: 14px;
  padding: 6px 0;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 10px;
}

.validation-summary-errors li::before {
  color: var(--danger);
  font-size: 12px;
}

/* Input validation states */
.auth-input.input-validation-error {
  border-color: var(--danger);
  background-color: #FEF2F2;
}

.auth-input.input-validation-error:focus {
  border-color: var(--danger);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--danger) 15%, transparent);
}

/* Responsive Design */
@media (max-width: 640px) {
  .auth-card {
    padding: 32px 24px;
    border-width: 2px;
  }
  
  .auth-title {
    font-size: 26px;
  }

  .auth-logo {
    width: 64px;
    height: 64px;
    font-size: 30px;
  }

  .auth-links {
    flex-direction: column;
    gap: 14px;
    align-items: flex-start;
  }

  .auth-submit {
    padding: 14px;
    font-size: 15px;
  }
}