/* ==========================================================================
   FluxService - Minimalist Cloudflare Style
   Clean, Razor-sharp, Professional Enterprise Design
   ========================================================================== */

:root {
  /* Cloudflare Enterprise Palette */
  --cf-orange: #f6821f;
  --cf-orange-hover: #eb6f07;
  --cf-blue: #0051c3;
  --cf-blue-hover: #003f99;
  --cf-blue-focus: rgba(0, 81, 195, 0.18);
  
  --cf-gray-50: #f9fafb;
  --cf-gray-100: #f3f4f6;
  --cf-gray-200: #e5e7eb;
  --cf-gray-300: #d1d5db;
  --cf-gray-400: #9ca3af;
  --cf-gray-500: #6b7280;
  --cf-gray-600: #4b5563;
  --cf-gray-700: #374151;
  --cf-gray-800: #1f2937;
  --cf-gray-900: #111827;

  --cf-error-bg: #fef2f2;
  --cf-error-border: #fecaca;
  --cf-error-text: #991b1b;

  --cf-font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 6px;
  --transition: 120ms ease-in-out;
}

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

html, body {
  min-height: 100vh;
  font-family: var(--cf-font);
  background-color: var(--cf-gray-50);
  color: var(--cf-gray-900);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

/* Page Layout */
.cf-container {
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
  padding: 3rem 1.25rem 2rem;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

/* Logo Header */
.cf-brand {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin-bottom: 2rem;
  text-decoration: none;
}

.cf-logo-icon {
  width: 68px;
  height: 68px;
  object-fit: contain;
  display: block;
  transition: transform var(--transition);
}

.cf-logo-icon:hover {
  transform: scale(1.03);
}

/* Clean White Card */
.cf-card {
  background: #ffffff;
  border: 1px solid var(--cf-gray-200);
  border-radius: var(--radius);
  box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.04), 0 1px 2px -1px rgba(0, 0, 0, 0.02);
  padding: 2.25rem 2rem;
}

.cf-card-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.cf-title {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--cf-gray-900);
  letter-spacing: -0.015em;
  margin-bottom: 0.25rem;
}

.cf-subtitle {
  font-size: 0.875rem;
  color: var(--cf-gray-500);
}

/* Alert Banner */
.cf-alert {
  display: none;
  border-radius: var(--radius);
  padding: 0.75rem 0.875rem;
  font-size: 0.8125rem;
  line-height: 1.4;
  margin-bottom: 1.25rem;
  align-items: flex-start;
  gap: 8px;
}

.cf-alert.active {
  display: flex;
}

.cf-alert.danger {
  background-color: var(--cf-error-bg);
  border: 1px solid var(--cf-error-border);
  color: var(--cf-error-text);
}

.cf-alert.success {
  background-color: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.cf-alert.warning {
  background-color: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}

.cf-alert-content {
  flex: 1;
}

.cf-alert-close {
  background: transparent;
  border: none;
  cursor: pointer;
  color: inherit;
  opacity: 0.6;
  padding: 0;
}

.cf-alert-close:hover {
  opacity: 1;
}

/* Forms */
.cf-form {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.cf-field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.cf-field-label-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.cf-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--cf-gray-800);
}

.cf-link {
  font-size: 0.8125rem;
  color: var(--cf-blue);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition);
}

.cf-link:hover {
  color: var(--cf-blue-hover);
  text-decoration: underline;
}

.cf-input-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.cf-input {
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--cf-gray-300);
  border-radius: var(--radius);
  background-color: #ffffff;
  color: var(--cf-gray-900);
  font-family: inherit;
  font-size: 0.875rem;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.cf-input:hover {
  border-color: var(--cf-gray-400);
}

.cf-input:focus {
  outline: none;
  border-color: var(--cf-blue);
  box-shadow: 0 0 0 2px var(--cf-blue-focus);
}

.cf-input.has-error {
  border-color: #ef4444;
}

.cf-input.has-error:focus {
  box-shadow: 0 0 0 2px rgba(239, 68, 68, 0.15);
}

/* Password Toggle Icon */
.cf-pwd-toggle {
  position: absolute;
  right: 8px;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 4px;
  color: var(--cf-gray-400);
  display: flex;
  align-items: center;
  border-radius: 4px;
}

.cf-pwd-toggle:hover {
  color: var(--cf-gray-700);
}

.cf-pwd-toggle svg {
  width: 18px;
  height: 18px;
}

/* Error note */
.cf-error-text {
  display: none;
  font-size: 0.75rem;
  color: #ef4444;
  margin-top: 2px;
}

.cf-error-text.visible {
  display: block;
}

/* Remember me */
.cf-checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: -2px;
}

.cf-checkbox {
  width: 15px;
  height: 15px;
  accent-color: var(--cf-blue);
  cursor: pointer;
}

.cf-checkbox-label {
  font-size: 0.8125rem;
  color: var(--cf-gray-600);
  cursor: pointer;
  user-select: none;
}

/* Cloudflare Turnstile Simulation Widget */
.cf-turnstile-box {
  background: #fdfdfd;
  border: 1px solid var(--cf-gray-200);
  border-radius: var(--radius);
  padding: 10px 12px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 2px;
}

.cf-turnstile-left {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
  user-select: none;
}

.cf-turnstile-checkbox {
  width: 22px;
  height: 22px;
  border: 2px solid var(--cf-gray-300);
  border-radius: 4px;
  display: grid;
  place-content: center;
  background: #ffffff;
  transition: all var(--transition);
}

.cf-turnstile-checkbox.verified {
  background: var(--cf-blue);
  border-color: var(--cf-blue);
}

.cf-turnstile-checkbox.verified svg {
  display: block;
}

.cf-turnstile-checkbox svg {
  display: none;
  width: 14px;
  height: 14px;
  color: #ffffff;
}

.cf-turnstile-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid var(--cf-gray-300);
  border-top-color: var(--cf-blue);
  border-radius: 50%;
  animation: cf-spin 700ms linear infinite;
}

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

.cf-turnstile-checkbox.verifying .cf-turnstile-spinner {
  display: block;
}

.cf-turnstile-label {
  font-size: 0.8125rem;
  color: var(--cf-gray-700);
  font-weight: 500;
}

.cf-turnstile-brand {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  font-size: 0.65rem;
  color: var(--cf-gray-400);
  line-height: 1.1;
}

.cf-turnstile-brand span {
  font-weight: 600;
  color: var(--cf-gray-600);
}

/* Primary Submit Button: ACCEDI */
.cf-btn-primary {
  width: 100%;
  height: 42px;
  background-color: var(--cf-blue);
  color: #ffffff;
  border: 1px solid var(--cf-blue);
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: background-color var(--transition), border-color var(--transition);
  margin-top: 0.25rem;
}

.cf-btn-primary:hover:not(:disabled) {
  background-color: var(--cf-blue-hover);
  border-color: var(--cf-blue-hover);
}

.cf-btn-primary:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

.cf-btn-spinner {
  display: none;
  width: 16px;
  height: 16px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #ffffff;
  border-radius: 50%;
  animation: cf-spin 700ms linear infinite;
}

.cf-btn-primary.loading .cf-btn-spinner {
  display: inline-block;
}

/* Divider "oppure" */
.cf-divider {
  display: flex;
  align-items: center;
  text-align: center;
  margin: 1.25rem 0 1rem;
}

.cf-divider::before,
.cf-divider::after {
  content: '';
  flex: 1;
  border-bottom: 1px solid var(--cf-gray-200);
}

.cf-divider span {
  padding: 0 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--cf-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Social Buttons */
.cf-social-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.cf-btn-social {
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background-color: #ffffff;
  border: 1px solid var(--cf-gray-300);
  border-radius: var(--radius);
  color: var(--cf-gray-700);
  font-family: inherit;
  font-size: 0.8125rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.cf-btn-social svg {
  width: 18px;
  height: 18px;
}

.cf-btn-social:hover {
  background-color: var(--cf-gray-50);
  border-color: var(--cf-gray-400);
  color: var(--cf-gray-900);
}

/* Onboarding Footer in Card */
.cf-card-footer {
  margin-top: 1.5rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--cf-gray-100);
  display: flex;
  flex-direction: column;
  gap: 6px;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--cf-gray-600);
}

.cf-card-footer a {
  color: var(--cf-blue);
  text-decoration: none;
  font-weight: 500;
}

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

/* Global Footer */
.cf-page-footer {
  padding: 1.5rem 1rem;
  text-align: center;
  font-size: 0.75rem;
  color: var(--cf-gray-500);
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.cf-footer-links {
  display: flex;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.cf-footer-links a {
  color: var(--cf-gray-500);
  text-decoration: none;
}

.cf-footer-links a:hover {
  color: var(--cf-gray-800);
  text-decoration: underline;
}

/* Mobile */
@media (max-width: 480px) {
  .cf-container {
    padding: 1.5rem 1rem;
  }
  .cf-card {
    padding: 1.5rem 1.25rem;
  }
  .cf-social-grid {
    grid-template-columns: 1fr;
  }
}