:root {
      --home-bg: #f8fafc;
      --home-card-bg: #ffffff;
      --home-text: #1e293b;
      --home-muted: #64748b;
      --home-border: #e2e8f0;
      --home-accent: #3b82f6;
      --home-accent-light: #eff6ff;
    }
    [data-theme="dark"] {
      --home-bg: #0f172a;
      --home-card-bg: #1e293b;
      --home-text: #f1f5f9;
      --home-muted: #94a3b8;
      --home-border: #334155;
      --home-accent: #60a5fa;
      --home-accent-light: #1e3a5f;
    }
    body {
      background: var(--home-bg);
      color: var(--home-text);
      font-family: 'Inter', system-ui, sans-serif;
      margin: 0;
      padding: 1.5rem;
    }

    /* --- Card --- */
    .settings-card {
      background: var(--home-card-bg);
      border: 0.0625rem solid var(--home-border);
      border-radius: 0.75rem;
      padding: 1.5rem;
      margin-bottom: 1rem;
    }
    .settings-card-title {
      font-size: 1rem;
      font-weight: 600;
      margin: 0 0 0.25rem 0;
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .settings-card-title i {
      color: var(--home-accent);
      font-size: 0.875rem;
    }
    .settings-card-desc {
      font-size: 0.75rem;
      color: var(--home-muted);
      margin: 0 0 1.25rem 0;
    }

    /* --- Setting Row --- */
    .setting-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0.875rem 0;
      border-bottom: 0.0625rem solid var(--home-border);
      min-height: 2.75rem;
      gap: 1rem;
    }
    .setting-row:last-child {
      border-bottom: none;
    }
    .setting-label {
      font-size: 0.875rem;
      font-weight: 500;
    }
    .setting-sublabel {
      font-size: 0.75rem;
      color: var(--home-muted);
      margin-top: 0.125rem;
    }

    /* --- Toggle Switch (checkbox + custom CSS, all rem) --- */
    .toggle-wrap {
      position: relative;
      display: inline-block;
      width: 2.75rem;
      height: 1.5rem;
      flex-shrink: 0;
    }
    .toggle-wrap input {
      opacity: 0;
      width: 0;
      height: 0;
      position: absolute;
    }
    .toggle-track {
      position: absolute;
      cursor: pointer;
      inset: 0;
      background: var(--home-border);
      border-radius: 0.75rem;
      transition: background 0.2s ease;
    }
    .toggle-track::after {
      content: '';
      position: absolute;
      width: 1.125rem;
      height: 1.125rem;
      left: 0.1875rem;
      bottom: 0.1875rem;
      background: var(--home-card-bg);
      border-radius: 50%;
      transition: transform 0.2s ease;
      box-shadow: 0 0.0625rem 0.1875rem rgba(0, 0, 0, 0.2);
    }
    .toggle-wrap input:checked + .toggle-track {
      background: var(--home-accent);
    }
    .toggle-wrap input:checked + .toggle-track::after {
      transform: translateX(1.25rem);
    }
    .toggle-wrap input:focus-visible + .toggle-track {
      outline: 0.125rem solid var(--home-accent);
      outline-offset: 0.125rem;
    }

    /* --- Select Dropdown --- */
    .settings-select {
      appearance: none;
      background: var(--home-bg);
      color: var(--home-text);
      border: 0.0625rem solid var(--home-border);
      border-radius: 0.5rem;
      padding: 0.5rem 2rem 0.5rem 0.75rem;
      font-size: 0.875rem;
      font-family: inherit;
      min-height: 2.75rem;
      cursor: pointer;
      background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
      background-repeat: no-repeat;
      background-position: right 0.75rem center;
      transition: border-color 0.15s ease;
    }
    .settings-select:focus {
      outline: none;
      border-color: var(--home-accent);
    }

    /* --- Session Info --- */
    .session-row {
      display: flex;
      align-items: baseline;
      gap: 0.5rem;
      padding: 0.5rem 0;
      font-size: 0.8125rem;
    }
    .session-key {
      color: var(--home-muted);
      min-width: 7rem;
      flex-shrink: 0;
    }
    .session-value {
      font-weight: 500;
      word-break: break-all;
    }
    .session-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
      padding: 0.125rem 0.5rem;
      border-radius: 1rem;
      font-size: 0.6875rem;
      font-weight: 600;
      text-transform: uppercase;
      letter-spacing: 0.03em;
    }
    .badge-active {
      background: rgba(34, 197, 94, 0.15);
      color: #22c55e;
    }
    .badge-expired {
      background: rgba(244, 63, 94, 0.15);
      color: #f43f5e;
    }
    .badge-dot {
      font-size: 0.375rem;
    }

    /* --- Logout Button --- */
    .logout-btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 0.5rem;
      padding: 0.75rem 1.5rem;
      border-radius: 0.5rem;
      border: 0.0625rem solid #f43f5e;
      background: rgba(244, 63, 94, 0.1);
      color: #f43f5e;
      font-size: 0.875rem;
      font-weight: 500;
      font-family: inherit;
      cursor: pointer;
      min-height: 2.75rem;
      transition: background 0.15s ease, color 0.15s ease;
    }
    .logout-btn:hover {
      background: #f43f5e;
      color: #ffffff;
    }
    .logout-btn:focus-visible {
      outline: 0.125rem solid #f43f5e;
      outline-offset: 0.125rem;
    }

    /* --- Page Title --- */
    .page-title {
      font-size: 1.5rem;
      font-weight: 700;
      margin: 0 0 0.25rem 0;
    }
    .page-subtitle {
      font-size: 0.875rem;
      color: var(--home-muted);
      margin: 0 0 1.5rem 0;
    }

    /* --- Responsive --- */
    @media (max-width: 30rem) {
      body {
        padding: 1rem;
      }
      .setting-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
      }
      .session-row {
        flex-direction: column;
        gap: 0.125rem;
      }
      .session-key {
        min-width: auto;
      }
    }