/*
 * Purpose: Page-specific styles for benutzereinstellungen, including layout, components, states, and responsive behavior.
 * Keep page-only rules here; shared primitives belong in app.css.
 */
/* USER SETTINGS PAGE - Liquid Glass */

.user-settings { animation: fade-in-up 0.40s ease both; }

.user-settings-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  margin-bottom: 34px;
}

.user-settings-header h1 { font-size: 32px; font-weight: 800; margin-bottom: 8px; }
.user-settings-header p { color: var(--text-secondary); }
.user-settings-form { display: flex; flex-direction: column; gap: 24px; }
.user-settings-layout { display: grid; gap: 24px; min-width: 0; }
.account-signature { scroll-margin-top: 90px; }
.account-signature [hidden] { display: none !important; }
.account-signature h2 { margin-bottom: 10px; }
.account-signature-help, .account-signature-status, .account-signature .field-hint { color: var(--text-secondary); font-size: 13px; line-height: 1.65; overflow-wrap: anywhere; }
.account-signature-status { margin-block: 12px; }
.account-signature-status:empty { display: none; }
.account-signature-error { color: var(--danger, #ff6577); font-size: 13px; line-height: 1.6; margin-block: 12px; overflow-wrap: anywhere; }
body.theme-light .account-signature-error { color: #b51b36; }
.account-signature fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
.account-signature .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
.account-signature-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 18px; }
.account-signature button { min-height: 44px; white-space: normal; }
.account-signature button:disabled { opacity: .55; cursor: not-allowed; box-shadow: none; }
#account-signature-save, #account-signature-edit { background: var(--gradient-brand); color: #fff; border-color: transparent; }
.account-signature .signature-secondary { color: var(--text); background: var(--glass-8); border: 1px solid var(--border-glass-mid); box-shadow: none; }
#account-signature-preview { margin-top: 16px; }
#account-signature-image, #account-signature-pad { display: block; width: 100%; max-width: 600px; aspect-ratio: 3 / 1; height: auto; background: #fff; border: 1px solid var(--border-glass-strong); border-radius: 12px; object-fit: contain; }
#account-signature-date { margin-top: 8px; }
#account-signature-pad { touch-action: none; margin-top: 16px; cursor: crosshair; }
#account-signature-controls:disabled canvas { pointer-events: none; opacity: .65; }
.account-signature .account-signature-upload { margin-top: 18px; text-transform: none; letter-spacing: normal; max-width: 600px; }
.account-signature-upload small { color: var(--text-secondary); font-weight: 400; }
@media (max-width: 600px) {
  .account-signature-actions { flex-direction: column; }
  .account-signature-actions button { width: 100%; }
}

.settings-section {
  background: var(--glass-8);
  padding: 26px;
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-card);
  -webkit-backdrop-filter: var(--blur-md);
  backdrop-filter: var(--blur-md);
  border: 1px solid var(--border-glass-mid);
  position: relative;
  overflow: hidden;
}

.settings-section::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
}

.settings-section h2 { font-size: 20px; margin-bottom: 20px; font-weight: 800; }

.avatar-upload-row {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
}

.avatar-preview {
  width: 72px;
  height: 72px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--primary-glass);
  border: 1px solid rgba(255, 51, 71, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.avatar-preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-preview span {
  font-size: 24px;
  font-weight: 800;
  color: var(--primary);
}

.avatar-upload-actions {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-start;
}

.avatar-upload-btn {
  padding: 10px 18px;
  border-radius: var(--r-sm);
  background: var(--glass-8);
  border: 1px solid var(--border-glass-mid);
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  box-shadow: none;
}

.avatar-upload-btn:hover { background: var(--glass-12); }

.avatar-upload-actions .field-hint {
  font-size: 12px;
  color: var(--text-tertiary);
  margin: 0;
}

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.settings-section label {
  display: flex;
  flex-direction: column;
  gap: 8px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.settings-section input,
.settings-section select,
.settings-section textarea {
  width: 100%;
  min-width: 0;
  padding: 13px 14px;
  border: 1px solid var(--border-glass-mid);
  border-radius: var(--r-sm);
  background: var(--glass-8);
  color: var(--text);
  font: inherit;
}

.settings-section input[readonly] {
  color: var(--text-tertiary);
  background: var(--glass-4);
  cursor: not-allowed;
}

.settings-section textarea { min-height: 110px; }

.settings-section input:focus,
.settings-section textarea:focus {
  border-color: var(--border-primary);
  background: var(--glass-12);
  box-shadow: 0 0 0 3px rgba(255,51,71,0.15);
}

/* ===== THEME SELECTOR ===== */
.theme-selector {
  display: flex;
  flex-direction: column;
  gap: 12px;
  border: none;
  padding: 0;
  margin: 0;
}

.theme-selector legend {
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 0;
}

.theme-toggle-group {
  display: flex;
  gap: 12px;
}

.theme-option {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 18px;
  border: 1px solid var(--border-glass-mid);
  border-radius: var(--r-md);
  background: var(--glass-8);
  color: var(--text-secondary);
  font: inherit;
  cursor: pointer;
  transition:
    transform var(--t-fast) var(--ease-spring),
    background-color var(--t-base) var(--ease-snappy),
    border-color var(--t-base) var(--ease-snappy),
    box-shadow var(--t-base) var(--ease-snappy),
    color var(--t-base) var(--ease-snappy);
  flex: 1;
}

.theme-option svg {
  width: 16px;
  height: 16px;
}

.theme-option:hover {
  border-color: var(--border-primary);
  background: var(--glass-12);
  color: var(--text);
}

.theme-option.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
  box-shadow: var(--primary-glow);
}

.theme-option:focus-visible,
.save-settings-btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 51, 71, 0.35);
}

.settings-actions { display: flex; justify-content: flex-end; }

.save-settings-btn {
  padding: 13px 22px;
  border-radius: var(--r-md);
  background: var(--primary);
  color: #fff;
  font-weight: 800;
  box-shadow: var(--primary-glow);
}

.save-settings-btn:hover { box-shadow: var(--primary-glow-strong); }

.save-settings-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  box-shadow: none;
}

/* Responsive overrides for this breakpoint. */
@media (max-width: 900px) { .user-settings { padding: 24px; } }

/* Responsive overrides for this breakpoint. */
@media (max-width: 700px) {
  .user-settings { padding: 18px; padding-top: 84px; }
  .user-settings-header { flex-direction: column; align-items: stretch; gap: 12px; margin-bottom: 20px; }
  .user-settings-header h1 { font-size: 26px; }
  .settings-grid { grid-template-columns: 1fr; }
  .settings-section { padding: 16px; }
  .settings-actions, .save-settings-btn { width: 100%; }
  .theme-toggle-group { width: 100%; }
  .theme-option { padding: 10px 14px; font-size: 14px; }
}