/* Base Design System with Dark Mode Support */
:root {
  /* Colors - Light Mode */
  --color-bg: #ffffff;
  --color-bg-secondary: #f5f5f5;
  --color-bg-tertiary: #e8e8e8;
  --color-text: #1a1a1a;
  --color-text-secondary: #666666;
  --color-text-tertiary: #999999;
  --color-primary: #0066cc;
  --color-primary-hover: #0052a3;
  --color-primary-active: #003d7a;
  --color-success: #22c55e;
  --color-success-bg: #f0fdf4;
  --color-error: #ef4444;
  --color-error-bg: #fef2f2;
  --color-warning: #f59e0b;
  --color-warning-bg: #fffbeb;
  --color-info: #3b82f6;
  --color-info-bg: #eff6ff;
  --color-border: #e0e0e0;
  --color-border-hover: #cccccc;
  --color-border-focus: #0066cc;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);

  /* Spacing */
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;

  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Typography */
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", Monaco, "Cascadia Code", "Roboto Mono", Consolas, monospace;

  /* Font Sizes */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
  --transition-slow: 300ms ease;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Colors - Dark Mode */
    --color-bg: #1a1a1a;
    --color-bg-secondary: #262626;
    --color-bg-tertiary: #333333;
    --color-text: #f0f0f0;
    --color-text-secondary: #a3a3a3;
    --color-text-tertiary: #737373;
    --color-primary: #4da6ff;
    --color-primary-hover: #66b3ff;
    --color-primary-active: #80bfff;
    --color-success: #4ade80;
    --color-success-bg: #14532d;
    --color-error: #f87171;
    --color-error-bg: #7f1d1d;
    --color-warning: #fbbf24;
    --color-warning-bg: #78350f;
    --color-info: #60a5fa;
    --color-info-bg: #1e3a8a;
    --color-border: #404040;
    --color-border-hover: #525252;
    --color-border-focus: #4da6ff;

    /* Shadows - Lighter for dark mode */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.4);
  }
}

/* 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-sans);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  margin-bottom: var(--spacing-md);
  font-weight: 600;
  line-height: 1.3;
  color: var(--color-text);
}

h1 { font-size: var(--text-4xl); }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }
h5 { font-size: var(--text-lg); }
h6 { font-size: var(--text-base); }

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

code {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  background-color: var(--color-bg-secondary);
  padding: 0.125rem 0.25rem;
  border-radius: var(--radius-sm);
}

/* Container */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg);
  width: 100%;
}

.container-sm {
  max-width: 640px;
}

.container-md {
  max-width: 768px;
}

/* Header */
header {
  background-color: rgba(245, 245, 245, 0.5);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  /* border-bottom: 1px solid var(--color-border); */
  padding: var(--spacing-sm) 0;
  position: sticky;
  top: 0;
  z-index: 100;
}

@media (prefers-color-scheme: dark) {
  header {
    background-color: rgba(10, 10, 10, 0.5);
  }
}

.logo {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-text);
}

.nav {
  display: flex;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav a {
  color: var(--color-text-secondary);
  transition: color var(--transition-fast);
}

.nav a:hover {
  color: var(--color-text);
}

.nav a.active {
  color: var(--color-primary);
  font-weight: 600;
}

.nav-btn {
  background-color: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: var(--text-base);
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition-fast);
}

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

/* Header Grid Layout */
header .container {
  display: grid;
  grid-template-columns: auto 1fr auto;
  grid-template-rows: auto auto;
  gap: var(--spacing-xs) var(--spacing-md);
  align-items: center;
}

.header-content {
  grid-column: 1;
  grid-row: 1 / 3;
  display: flex;
  align-items: flex-end;
}

.header-content .logo {
  font-size: var(--text-4xl);
}

.header-actions {
  grid-column: 3;
  grid-row: 1;
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.header-nav {
  grid-column: 3;
  grid-row: 2;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: var(--spacing-md);
}

.header-nav a {
  color: var(--color-text-secondary);
  text-decoration: none;
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.header-nav a:hover {
  color: var(--color-text);
  background-color: var(--color-bg-tertiary);
}

.header-nav a.active {
  color: var(--color-primary);
  background-color: rgba(0, 102, 204, 0.1);
}

@media (prefers-color-scheme: dark) {
  .header-nav a.active {
    background-color: rgba(77, 166, 255, 0.15);
  }
}

/* Mobile layout */
@media (max-width: 768px) {
  header .container {
    grid-template-columns: 1fr;
    grid-template-rows: auto auto auto;
  }

  .header-content {
    grid-column: 1;
    grid-row: 1;
    align-self: center;
  }

  .header-content .logo {
    font-size: var(--text-xl);
  }

  .header-actions {
    grid-column: 1;
    grid-row: 2;
    justify-content: flex-end;
    flex-wrap: wrap;
  }

  .header-nav {
    grid-column: 1;
    grid-row: 3;
    justify-content: center;
    flex-wrap: wrap;
  }
}

/* Account Switcher - Custom Dropdown */
.account-switcher {
  position: relative;
  display: inline-block;
}

.account-dropdown-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  min-width: 180px;
  max-width: 280px;
  transition: all var(--transition-fast);
}

.account-dropdown-toggle:hover {
  border-color: var(--color-border-hover);
}

.account-dropdown-toggle .arrow {
  margin-left: auto;
  transition: transform var(--transition-fast);
}

.account-switcher.open .account-dropdown-toggle .arrow {
  transform: rotate(180deg);
}

.account-dropdown-menu {
  position: absolute;
  top: calc(100% + var(--spacing-xs));
  right: 0;
  min-width: 100%;
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--transition-fast);
}

.account-switcher.open .account-dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.account-dropdown-item {
  display: block;
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-lg);
  border: none;
  background: none;
  color: var(--color-text);
  font-size: var(--text-base);
  font-family: var(--font-sans);
  text-align: left;
  cursor: pointer;
  transition: background-color var(--transition-fast);
}

.account-dropdown-item:first-child {
  border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.account-dropdown-item:last-child {
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.account-dropdown-item:hover {
  background-color: var(--color-bg-secondary);
}

.account-dropdown-item.active {
  background-color: var(--color-bg-secondary);
  font-weight: 600;
}

.account-dropdown-item.add-account {
  border-top: 1px solid var(--color-border);
  color: var(--color-primary);
}

.account-dropdown-item.add-account:hover {
  background-color: rgba(0, 102, 204, 0.1);
}

@media (prefers-color-scheme: dark) {
  .account-dropdown-item.add-account:hover {
    background-color: rgba(77, 166, 255, 0.15);
  }
}

/* Keep old select as fallback */
.account-select {
  display: none;
}

/* Main Content */
main {
  padding: var(--spacing-2xl) 0;
  flex: 1;
}

/* Full-page background for login/auth pages */
body.has-bg-image {
  background-image: url('/static/images/bg-light.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

@media (prefers-color-scheme: dark) {
  body.has-bg-image {
    background-image: url('/static/images/bg-dark.jpg');
  }
}

/* Centered Layout for Login/Auth Pages */
main.centered-layout {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: var(--spacing-xl) 0;
}

/* Footer */
footer {
  background-color: rgba(245, 245, 245, 0.5);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
  /* border-top: 1px solid var(--color-border); **/
  padding: var(--spacing-md) 0;
  margin-top: auto;
}

@media (prefers-color-scheme: dark) {
  footer {
    background-color: rgba(10, 10, 10, 0.5);
  }
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-md);
}

.footer-content a {
  color: inherit;
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-content a:hover {
  text-decoration: none;
}

.footer-links {
  display: flex;
  gap: var(--spacing-lg);
}

/* Cards */
.card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-md);
}

.card-header {
  margin-bottom: var(--spacing-lg);
}

.card-title {
  font-size: var(--text-2xl);
  margin-bottom: var(--spacing-sm);
}

.card-description {
  color: var(--color-text-secondary);
  font-size: var(--text-sm);
}

.card-content {
  margin-bottom: var(--spacing-lg);
}

.card-footer {
  display: flex;
  gap: var(--spacing-md);
  justify-content: flex-end;
}

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

.form-label {
  display: block;
  margin-bottom: var(--spacing-sm);
  font-weight: 500;
  color: var(--color-text);
  font-size: var(--text-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: var(--text-base);
  font-family: var(--font-sans);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
}

@media (prefers-color-scheme: dark) {
  .form-input:focus,
  .form-textarea:focus,
  .form-select:focus {
    box-shadow: 0 0 0 3px rgba(77, 166, 255, 0.2);
  }
}

.form-input:disabled,
.form-textarea:disabled,
.form-select:disabled {
  background-color: var(--color-bg-secondary);
  cursor: not-allowed;
  opacity: 0.6;
}

.form-textarea {
  resize: vertical;
  min-height: 100px;
}

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

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

/* Verification code input */
.code-input {
  font-size: var(--text-4xl);
  text-align: center;
  letter-spacing: 0.5em;
  padding: var(--spacing-md) var(--spacing-lg);
  font-family: var(--font-mono);
}

.form-group.has-error .form-input,
.form-group.has-error .form-textarea,
.form-group.has-error .form-select {
  border-color: var(--color-error);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-lg);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  font-weight: 500;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}

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

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

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

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

.btn-secondary {
  background-color: var(--color-bg-secondary);
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover:not(:disabled) {
  background-color: var(--color-bg-tertiary);
  border-color: var(--color-border-hover);
}

.btn-danger {
  background-color: var(--color-error);
  color: white;
  border-color: var(--color-error);
}

.btn-danger:hover:not(:disabled) {
  background-color: #dc2626;
  border-color: #dc2626;
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: transparent;
}

.btn-ghost:hover:not(:disabled) {
  background-color: var(--color-bg-secondary);
}

.btn-sm {
  padding: var(--spacing-xs) var(--spacing-md);
  font-size: var(--text-sm);
}

.btn-lg {
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--text-lg);
}

.btn-block {
  width: 100%;
}

/* Alerts */
.alert {
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  border: 1px solid;
  margin-bottom: var(--spacing-lg);
}

.alert-success {
  background-color: var(--color-success-bg);
  border-color: var(--color-success);
  color: var(--color-success);
}

.alert-error {
  background-color: var(--color-error-bg);
  border-color: var(--color-error);
  color: var(--color-error);
}

.alert-warning {
  background-color: var(--color-warning-bg);
  border-color: var(--color-warning);
  color: var(--color-warning);
}

.alert-info {
  background-color: var(--color-info-bg);
  border-color: var(--color-info);
  color: var(--color-info);
}

/* Tables */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
}

.table th,
.table td {
  padding: var(--spacing-sm) var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.table th {
  font-weight: 600;
  color: var(--color-text-secondary);
  background-color: var(--color-bg-secondary);
}

.table tbody tr:hover {
  background-color: var(--color-bg-secondary);
}

.table td {
  vertical-align: middle;
}

/* Badges */
.badge {
  display: inline-block;
  padding: 0.125rem 0.5rem;
  font-size: var(--text-xs);
  font-weight: 500;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.025em;
}

.badge-info {
  background-color: var(--color-info-bg);
  color: var(--color-info);
}

.badge-success {
  background-color: var(--color-success-bg);
  color: var(--color-success);
}

.badge-error {
  background-color: var(--color-error-bg);
  color: var(--color-error);
}

.badge-warning {
  background-color: var(--color-warning-bg);
  color: var(--color-warning);
}

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

.badge-secondary {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

/* Button Groups */
.btn-group {
  display: flex;
  gap: var(--spacing-xs);
  flex-wrap: wrap;
}

/* Action Items (for profile settings, etc.) */
.action-item {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--spacing-xl);
}

.action-info {
  flex: 1;
}

.action-title {
  font-size: var(--text-base);
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.action-description {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin-bottom: 0;
  line-height: 1.5;
}

.action-button {
  flex-shrink: 0;
  text-align: right;
}

.action-divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--spacing-xl) 0;
}

@media (max-width: 768px) {
  .action-item {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
  }

  .action-button {
    width: 100%;
  }

  .action-button .btn,
  .action-button form {
    width: 100%;
  }
}

/* Passkey List */
.passkey-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.passkey-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  gap: var(--spacing-md);
}

.passkey-info {
  flex: 1;
  min-width: 0;
}

.passkey-name {
  font-size: var(--text-base);
  font-weight: 600;
  margin: 0 0 var(--spacing-xs) 0;
  color: var(--color-text);
}

.passkey-meta {
  font-size: var(--text-sm);
  color: var(--color-text-secondary);
  margin: 0;
}

.passkey-actions {
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .passkey-item {
    flex-direction: column;
    align-items: stretch;
  }

  .passkey-actions {
    width: 100%;
  }

  .passkey-actions form,
  .passkey-actions .btn {
    width: 100%;
  }
}

/* Account List (Linked Accounts) */
.account-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.account-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  gap: var(--spacing-md);
}

.account-info {
  flex: 1;
  min-width: 0;
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.account-email {
  font-weight: 500;
  color: var(--color-text);
}

/* Account Selection Button (OAuth flow) */
.account-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  font-family: inherit;
  font-size: var(--text-base);
  text-align: left;
  text-decoration: none;
  color: inherit;
}

.account-button:hover {
  background-color: var(--color-bg-tertiary);
  border-color: var(--color-border-hover);
}

.account-button-selected {
  border-color: var(--color-primary);
  background-color: var(--color-info-bg);
  cursor: default;
}

.account-button:focus {
  outline: none;
  border-color: var(--color-border-focus);
  box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.2);
}

@media (prefers-color-scheme: dark) {
  .account-button:focus {
    box-shadow: 0 0 0 3px rgba(77, 166, 255, 0.3);
  }
}

.account-button .account-email {
  flex: 1;
}

.account-actions {
  flex-shrink: 0;
  display: flex;
  gap: var(--spacing-sm);
}

.inline-form {
  display: inline-block;
  margin: 0;
}

@media (max-width: 768px) {
  .account-item {
    flex-direction: column;
    align-items: stretch;
  }

  .account-info {
    margin-bottom: var(--spacing-sm);
  }

  .account-actions {
    width: 100%;
    flex-direction: column;
  }

  .account-actions .inline-form,
  .account-actions .btn {
    width: 100%;
  }

  .inline-form .btn {
    width: 100%;
  }
}

/* Utilities */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-sm { font-size: var(--text-sm); }
.text-base { font-size: var(--text-base); }
.text-lg { font-size: var(--text-lg); }
.text-xl { font-size: var(--text-xl); }

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

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: var(--spacing-sm); }
.gap-2 { gap: var(--spacing-md); }
.gap-3 { gap: var(--spacing-lg); }

/* Responsive */
@media (max-width: 768px) {
  .container {
    padding: 0 var(--spacing-md);
  }

  .nav {
    gap: var(--spacing-md);
  }

  .card {
    padding: var(--spacing-md);
  }

  h1 { font-size: var(--text-3xl); }
  h2 { font-size: var(--text-2xl); }
  h3 { font-size: var(--text-xl); }

  /* On mobile, allow natural scrolling if content is tall */
  main.centered-layout {
    align-items: flex-start;
    padding: var(--spacing-lg) 0;
    min-height: auto;
  }
}

/* Spinner */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto;
}

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

/* Consent Page */
.consent-info {
  margin-bottom: var(--spacing-md);
}

.consent-user {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-bg-secondary);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
}

.consent-email {
  font-weight: 500;
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
}

.consent-scopes {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.consent-scope {
  display: inline-flex;
  align-items: center;
  padding: var(--spacing-xs) var(--spacing-md);
  background-color: var(--color-info-bg);
  color: var(--color-info);
  border-radius: var(--radius-xl);
  font-size: var(--text-sm);
  font-weight: 500;
  border: 1px solid transparent;
}

@media (prefers-color-scheme: dark) {
  .consent-scope {
    background-color: rgba(59, 130, 246, 0.15);
    border-color: rgba(96, 165, 250, 0.3);
  }
}