/* Accesso Design System Stylesheet */
/* Based on the accesso Design System from Figma */

/* ============================================
   CSS Custom Properties (Design Tokens)
   ============================================ */
:root {
  /* Typography - Font Family */
  --font-family-primary: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;

  /* Typography - Font Sizes */
  --font-size-h1: 48px;
  --font-size-h2: 32px;
  --font-size-h3: 24px;
  --font-size-h4: 20px;
  --font-size-h5: 16px;
  --font-size-body-1: 16px;
  --font-size-body-2: 14px;
  --font-size-button: 16px;
  --font-size-caption: 12px;
  --font-size-overline: 12px;

  /* Typography - Font Weights */
  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-bold: 700;

  /* Typography - Line Heights */
  --line-height-heading: 1.2;
  --line-height-body: 1.5;

  /* Color Palette - Grayscale */
  --color-g0: #FFFFFF;
  --color-g1: #333333;
  --color-g2: #666666;
  --color-g3: #999999;
  --color-g4: #CCCCCC;
  --color-g5: #E5E5E5;
  --color-g6: #F5F5F5;

  /* Color Palette - Primary */
  --color-primary: #0066CC;
  --color-primary-light: #4D94DB;
  --color-primary-dark: #004999;

  /* Color Palette - Secondary */
  --color-secondary: #6C757D;
  --color-secondary-light: #ADB5BD;
  --color-secondary-dark: #495057;

  /* Color Palette - States */
  --color-success: #28A745;
  --color-danger: #DC3545;
  --color-warning: #FFC107;
  --color-info: #17A2B8;

  /* Spacing Scale */
  --spacing-xs: 4px;
  --spacing-sm: 8px;
  --spacing-md: 16px;
  --spacing-lg: 24px;
  --spacing-xl: 32px;
  --spacing-xxl: 48px;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 24px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 4px 8px rgba(0, 0, 0, 0.15);
  --shadow-xl: 0 8px 16px rgba(0, 0, 0, 0.2);

  /* Container Widths */
  --container-sm: 540px;
  --container-md: 720px;
  --container-lg: 960px;
  --container-xl: 1140px;
}

/* ============================================
   Base Styles
   ============================================ */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family-primary);
  font-size: var(--font-size-body-1);
  font-weight: var(--font-weight-regular);
  line-height: var(--line-height-body);
  color: var(--color-g1);
  background-color: var(--color-g6);
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-medium);
  line-height: var(--line-height-heading);
  margin-bottom: var(--spacing-md);
  color: var(--color-g1);
}

h1 { font-size: var(--font-size-h1); }
h2 { font-size: var(--font-size-h2); }
h3 { font-size: var(--font-size-h3); }
h4 { font-size: var(--font-size-h4); }
h5 { font-size: var(--font-size-h5); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-g1);
}

small {
  font-size: var(--font-size-body-2);
  color: var(--color-g2);
}

strong {
  font-weight: var(--font-weight-bold);
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ============================================
   Layout Components
   ============================================ */
.container {
  width: 100%;
  max-width: var(--container-md);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-sm { max-width: var(--container-sm); }
.container-lg { max-width: var(--container-lg); }
.container-xl { max-width: var(--container-xl); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

/* ============================================
   Buttons
   ============================================ */
.btn {
  display: inline-block;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-button);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  vertical-align: middle;
  user-select: none;
  border: 2px solid transparent;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  cursor: pointer;
  min-height: 48px;
}

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Primary Button */
.btn-primary {
  color: var(--color-g0);
  background-color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  text-decoration: none;
}

.btn-primary:active {
  background-color: #003366;
  border-color: #003366;
}

.btn-primary:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Secondary Button */
.btn-secondary {
  color: var(--color-primary);
  background-color: var(--color-g0);
  border-color: var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-g6);
  text-decoration: none;
}

/* Text Button / Link Button */
.btn-link {
  color: var(--color-primary);
  background-color: transparent;
  border-color: transparent;
  padding: 8px 16px;
  min-height: auto;
}

.btn-link:hover {
  color: var(--color-primary-dark);
  background-color: transparent;
  text-decoration: underline;
}

/* Button Sizes */
.btn-block {
  display: block;
  width: 100%;
}

.btn-sm {
  padding: 8px 16px;
  font-size: var(--font-size-body-2);
  min-height: 40px;
}

/* ============================================
   Forms
   ============================================ */
.form-signin {
  width: 100%;
  max-width: 400px;
  padding: var(--spacing-xl);
  margin: auto;
  background: var(--color-g0);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--spacing-lg);
}

.form-group:last-child {
  margin-bottom: 0;
}

label {
  display: block;
  font-size: var(--font-size-body-2);
  font-weight: var(--font-weight-medium);
  color: var(--color-g1);
  margin-bottom: var(--spacing-sm);
}

.form-control {
  display: block;
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family-primary);
  font-size: var(--font-size-body-1);
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
  color: var(--color-g1);
  background-color: var(--color-g0);
  background-clip: padding-box;
  border: 1px solid var(--color-g4);
  border-radius: var(--radius-md);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  min-height: 48px;
}

.form-control:focus {
  color: var(--color-g1);
  background-color: var(--color-g0);
  border-color: var(--color-primary);
  outline: 0;
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.15);
}

.form-control::placeholder {
  color: var(--color-g3);
  opacity: 1;
}

.form-control:disabled {
  background-color: var(--color-g5);
  opacity: 0.6;
  cursor: not-allowed;
}

.form-text {
  display: block;
  margin-top: var(--spacing-xs);
  font-size: var(--font-size-caption);
  color: var(--color-g2);
}

.text-muted {
  color: var(--color-g2);
}

.text-danger {
  color: var(--color-danger);
}

.text-success {
  color: var(--color-success);
}

/* ============================================
   Checkboxes
   ============================================ */
.form-check {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.form-check-input {
  width: 20px;
  height: 20px;
  margin-top: 2px;
  flex-shrink: 0;
  cursor: pointer;
}

.form-check-label {
  cursor: pointer;
  font-weight: var(--font-weight-regular);
  line-height: 1.5;
  flex: 1;
}

/* Marketing opt-in checkbox - additional bottom spacing */
.marketing-opt-in {
  margin-bottom: var(--spacing-lg);
}

/* reCAPTCHA wrapper - additional top spacing */
.recaptcha-group {
  margin-top: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

/* ============================================
   Alerts & Banners
   ============================================ */
.alert {
  position: relative;
  padding: var(--spacing-md) var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--font-size-body-1);
}

.alert-success {
  color: #155724;
  background-color: #D4EDDA;
  border-color: #C3E6CB;
}

.alert-danger {
  color: #721C24;
  background-color: #F8D7DA;
  border-color: #F5C6CB;
}

.alert-warning {
  color: #856404;
  background-color: #FFF3CD;
  border-color: #FFEAA7;
}

.alert-info {
  color: #0C5460;
  background-color: #D1ECF1;
  border-color: #BEE5EB;
}

/* ============================================
   Images
   ============================================ */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

.form-signin img {
  margin: 0 auto var(--spacing-lg);
  width: 80%;
  max-width: 100%;
}

/* ============================================
   Headings in Forms
   ============================================ */
.form-signin-heading {
  font-size: var(--font-size-h2);
  font-weight: var(--font-weight-medium);
  text-align: center;
  margin-bottom: var(--spacing-lg);
  color: var(--color-g1);
}

/* ============================================
   Spacing Utilities
   ============================================ */
.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.py-5 {
  padding-top: var(--spacing-xl);
  padding-bottom: var(--spacing-xl);
}

/* ============================================
   Social Login Buttons
   ============================================ */
.btn-social {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: 12px 24px;
  background-color: var(--color-g0);
  border: 1px solid var(--color-g4);
  color: var(--color-g1);
  text-transform: none;
}

.btn-social:hover {
  background-color: var(--color-g6);
  border-color: var(--color-g3);
  text-decoration: none;
}

.btn-social img {
  width: 20px;
  height: 20px;
  margin: 0;
}

/* Social login section at top */
.social-login-section {
  margin-bottom: var(--spacing-lg);
}

/* Divider for social login */
.login-or {
  position: relative;
  text-align: center;
  margin: var(--spacing-lg) 0;
}

.hr-or {
  border: 0;
  border-top: 1px solid var(--color-g4);
  margin: 0;
}

.span-or {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-g0);
  padding: 0 var(--spacing-md);
  color: var(--color-g2);
  font-size: var(--font-size-body-2);
}

/* Forgot password link - left aligned */
.forgot-password-link {
  text-align: left;
  margin-bottom: var(--spacing-md);
}

.forgot-password-link .btn-link {
  padding-left: 0;
  text-decoration: none;
}

.forgot-password-link .btn-link:hover {
  text-decoration: underline;
}

/* Sign-up link at bottom */
.signup-link {
  margin-top: var(--spacing-lg);
  padding-top: var(--spacing-md);
  font-size: var(--font-size-body-2);
  color: var(--color-g2);
}

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

.signup-link .link-primary:hover {
  text-decoration: underline;
}

/* ============================================
   Responsive Design
   ============================================ */
@media (min-width: 768px) {
  .form-signin {
    margin-top: var(--spacing-xxl);
    margin-bottom: var(--spacing-xxl);
  }
}

@media (max-width: 767px) {
  :root {
    --font-size-h1: 32px;
    --font-size-h2: 24px;
    --font-size-h3: 20px;
  }

  .form-signin {
    padding: var(--spacing-lg);
    box-shadow: none;
    border-radius: 0;
  }

  .container {
    padding: 0 var(--spacing-sm);
  }
}

/* ============================================
   Accessibility
   ============================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============================================
   Panel Styles (for consent page)
   ============================================ */
.panel {
  background: var(--color-g0);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.panel-default {
  border: 1px solid var(--color-g4);
}

.fw-bold {
  font-weight: var(--font-weight-bold);
}

.px-2 {
  padding-left: var(--spacing-sm);
  padding-right: var(--spacing-sm);
}

.py-1 {
  padding-top: var(--spacing-xs);
  padding-bottom: var(--spacing-xs);
}

.pt-3 {
  padding-top: var(--spacing-md);
}

.pt-4 {
  padding-top: var(--spacing-lg);
}

.pb-3 {
  padding-bottom: var(--spacing-md);
}

.col {
  flex: 1;
}

.col-md-6 {
  width: 50%;
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: calc(var(--spacing-md) * -1);
  margin-left: calc(var(--spacing-md) * -1);
}

.row > * {
  padding-right: var(--spacing-md);
  padding-left: var(--spacing-md);
}

@media (max-width: 767px) {
  .col-md-6 {
    width: 100%;
  }
}