@import url("https://fonts.googleapis.com/css2?family=Public+Sans:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500;600&display=swap");

    :root {
      color-scheme: dark;
      --font-body: "Public Sans", "Inter", system-ui, -apple-system, sans-serif;
      --font-mono: "IBM Plex Mono", "SFMono-Regular", ui-monospace, monospace;
      --radius-xs: 8px;
      --radius-sm: 14px;
      --radius-md: 18px;
      --radius-lg: 24px;
      --radius-xl: 30px;
      --content-max: 1440px;
      --transition-fast: 160ms ease;
      --transition-base: 220ms ease;
      --surface-1: #26282b;
      --surface-2: #2d3034;
      --surface-3: #35383d;
      --surface-4: #212326;
      --surface-5: #3a3e44;
      --page-bg: #1f2124;
      --page-bg-alt: #2a2d31;
      --text-1: #edf0f3;
      --text-2: #b6bcc4;
      --text-3: #7f8893;
      --line: rgba(255, 255, 255, 0.06);
      --line-strong: rgba(255, 255, 255, 0.14);
      --accent: #69727d;
      --accent-soft: #7f8894;
      --accent-deep: #4c545e;
      --success: #6fc3a5;
      --warning: #ff9f5a;
      --shadow-hi: rgba(255, 255, 255, 0.04);
      --shadow-lo: rgba(5, 7, 9, 0.26);
      --shadow-lo-strong: rgba(5, 7, 9, 0.36);
      --shadow-raised:
        -6px -6px 14px var(--shadow-hi),
        8px 8px 18px var(--shadow-lo);
      --shadow-raised-tight:
        -3px -3px 8px var(--shadow-hi),
        5px 5px 10px var(--shadow-lo);
      --shadow-inset:
        inset -2px -2px 5px var(--shadow-hi),
        inset 4px 4px 8px var(--shadow-lo-strong);
      --shadow-inset-deep:
        inset -4px -4px 8px rgba(255, 255, 255, 0.025),
        inset 6px 6px 11px rgba(0, 0, 0, 0.26);
      --bevel-border: 1px solid rgba(255, 255, 255, 0.045);
      --page-gradient:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.04), transparent 30%),
        radial-gradient(circle at right 12% top 18%, rgba(255, 255, 255, 0.025), transparent 22%),
        linear-gradient(180deg, var(--page-bg-alt) 0%, var(--page-bg) 100%);
      --panel-gradient:
        linear-gradient(145deg, rgba(255, 255, 255, 0.05), rgba(0, 0, 0, 0.08));
      --chip-gradient:
        linear-gradient(145deg, rgba(255, 255, 255, 0.035), rgba(0, 0, 0, 0.1));
      --primary-action-gradient:
        linear-gradient(145deg, var(--accent-soft), var(--accent-deep));
      --tab-active-gradient:
        linear-gradient(145deg, rgba(111, 120, 132, 0.18), rgba(111, 120, 132, 0.06));
    }

    html.theme-light {
      color-scheme: light;
      --surface-1: #eaeaea;
      --surface-2: #e2e2e2;
      --surface-3: #d8d8d8;
      --surface-4: #f3f3f3;
      --surface-5: #cfcfcf;
      --page-bg: #dddddd;
      --page-bg-alt: #efefef;
      --text-1: #212428;
      --text-2: #555b63;
      --text-3: #7b8189;
      --line: rgba(17, 19, 22, 0.08);
      --line-strong: rgba(17, 19, 22, 0.16);
      --shadow-hi: rgba(255, 255, 255, 0.94);
      --shadow-lo: rgba(178, 182, 188, 0.72);
      --shadow-lo-strong: rgba(175, 179, 186, 0.8);
      --shadow-raised:
        -6px -6px 14px var(--shadow-hi),
        8px 8px 18px var(--shadow-lo);
      --shadow-raised-tight:
        -3px -3px 8px var(--shadow-hi),
        5px 5px 10px var(--shadow-lo);
      --shadow-inset:
        inset -2px -2px 5px rgba(255, 255, 255, 0.88),
        inset 4px 4px 8px rgba(188, 191, 198, 0.68);
      --shadow-inset-deep:
        inset -4px -4px 8px rgba(255, 255, 255, 0.9),
        inset 6px 6px 10px rgba(192, 195, 202, 0.72);
      --bevel-border: 1px solid rgba(255, 255, 255, 0.7);
      --page-gradient:
        radial-gradient(circle at top left, rgba(255, 255, 255, 0.92), transparent 28%),
        radial-gradient(circle at right 14% top 18%, rgba(255, 255, 255, 0.42), transparent 22%),
        linear-gradient(180deg, var(--page-bg-alt) 0%, var(--page-bg) 100%);
      --panel-gradient:
        linear-gradient(145deg, rgba(255, 255, 255, 0.72), rgba(211, 211, 211, 0.72));
      --chip-gradient:
        linear-gradient(145deg, rgba(255, 255, 255, 0.84), rgba(213, 213, 213, 0.78));
      --tab-active-gradient:
        linear-gradient(145deg, rgba(111, 120, 132, 0.14), rgba(111, 120, 132, 0.04));
    }

    html.theme-scarlet {
      color-scheme: dark;
      --surface-1: #7e3048;
      --surface-2: #8f3a53;
      --surface-3: #6e2940;
      --surface-4: #592233;
      --surface-5: #9d4760;
      --page-bg: #38141f;
      --page-bg-alt: #5b2335;
      --text-1: #fff3f6;
      --text-2: #e7c4cf;
      --text-3: #c995a7;
      --accent: #b24a66;
      --accent-soft: #c56b83;
      --accent-deep: #8b314a;
      --line: rgba(255, 255, 255, 0.13);
      --line-strong: rgba(255, 255, 255, 0.22);
      --shadow-hi: rgba(233, 186, 201, 0.16);
      --shadow-lo: rgba(34, 7, 15, 0.34);
      --shadow-lo-strong: rgba(26, 5, 12, 0.44);
      --shadow-raised:
        -6px -6px 14px var(--shadow-hi),
        8px 8px 18px var(--shadow-lo);
      --shadow-raised-tight:
        -3px -3px 8px rgba(230, 185, 200, 0.18),
        5px 5px 10px var(--shadow-lo);
      --shadow-inset:
        inset -2px -2px 5px rgba(222, 181, 194, 0.16),
        inset 4px 4px 8px rgba(50, 8, 20, 0.46);
      --shadow-inset-deep:
        inset -4px -4px 8px rgba(224, 183, 196, 0.12),
        inset 6px 6px 10px rgba(42, 7, 17, 0.4);
      --bevel-border: 1px solid rgba(255, 255, 255, 0.09);
      --page-gradient:
        radial-gradient(circle at top left, rgba(226, 188, 200, 0.16), transparent 28%),
        radial-gradient(circle at right 14% top 18%, rgba(28, 7, 14, 0.14), transparent 28%),
        linear-gradient(180deg, var(--page-bg-alt) 0%, var(--page-bg) 100%);
      --panel-gradient:
        linear-gradient(145deg, rgba(239, 210, 220, 0.08), rgba(73, 20, 37, 0.08));
      --chip-gradient:
        linear-gradient(145deg, rgba(239, 214, 222, 0.08), rgba(82, 25, 43, 0.1));
      --primary-action-gradient:
        linear-gradient(145deg, #cd778f, #9d3854);
      --tab-active-gradient:
        linear-gradient(145deg, rgba(225, 197, 206, 0.14), rgba(78, 25, 41, 0.12));
    }

    * {
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
      background: var(--page-bg);
      transition: background-color var(--transition-base);
    }

    @media (prefers-reduced-motion: reduce) {
      html {
        scroll-behavior: auto;
      }
    }

    body {
      margin: 0;
      min-width: 320px;
      min-height: 100vh;
      font-family: var(--font-body);
      color: var(--text-1);
      background: var(--page-gradient);
      background-color: var(--page-bg);
      background-attachment: fixed;
      transition:
        background-color var(--transition-base),
        color var(--transition-base),
        background-image var(--transition-base);
    }

    img {
      display: block;
      max-width: 100%;
    }

    button,
    input,
    textarea,
    select {
      font: inherit;
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    .skip-link {
      position: absolute;
      left: -9999px;
      top: auto;
      width: 1px;
      height: 1px;
      overflow: hidden;
      z-index: 1000;
    }

    .skip-link:focus {
      left: 1rem;
      top: 1rem;
      width: auto;
      height: auto;
      overflow: visible;
      padding: 0.9rem 1.1rem;
      border-radius: var(--radius-md);
      background: var(--surface-4);
      box-shadow: var(--shadow-raised-tight);
      outline: 2px solid rgba(127, 136, 148, 0.45);
    }

    .shell {
      width: min(100%, var(--content-max));
      margin: 0 auto;
      padding: 1.25rem;
    }

    .top-strip,
    .panel,
    .pill,
    .button-plastic,
    .nav-link,
    .modal-card,
    .tab-button,
    .metric-card,
    .guide-card,
    .workbench,
    .input-shell,
    .language-card,
    .chip,
    .timeline-item {
      border: var(--bevel-border);
      background: var(--panel-gradient), var(--surface-1);
      box-shadow: var(--shadow-raised);
    }

    .top-strip {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: 1rem 1.1rem;
      border-radius: var(--radius-lg);
      position: sticky;
      top: 0.9rem;
      z-index: 10;
      margin-bottom: 1.2rem;
    }

    .brand {
      display: flex;
      align-items: center;
      gap: 0.9rem;
      min-width: 0;
    }

    .brand-logo {
      width: 48px;
      height: 48px;
      padding: 0.6rem;
      border-radius: var(--radius-sm);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-inset);
      flex-shrink: 0;
    }

    .brand-copy {
      min-width: 0;
    }

    .eyebrow {
      display: block;
      font-size: 0.76rem;
      font-weight: 700;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--text-3);
      margin-bottom: 0.22rem;
    }

    .brand-copy h1 {
      margin: 0;
      font-size: clamp(1.2rem, 2vw, 1.7rem);
      line-height: 1.02;
      letter-spacing: 0;
      color: var(--text-1);
    }

    .strip-actions,
    .theme-switch {
      display: flex;
      align-items: center;
      gap: 0.7rem;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .mode-button,
    .button-plastic,
    .nav-link,
    .tab-button,
    .filter-chip,
    .icon-button {
      appearance: none;
      border: 0;
      color: var(--text-1);
      cursor: pointer;
      transition:
        transform var(--transition-fast),
        box-shadow var(--transition-fast),
        color var(--transition-fast),
        background-color var(--transition-fast);
      min-height: 44px;
    }

    .mode-button,
    .icon-button {
      padding: 0.8rem 1rem;
      border-radius: var(--radius-lg);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-raised-tight);
      border: var(--bevel-border);
      font-weight: 700;
      letter-spacing: 0.03em;
    }

    .mode-button.is-active {
      background: var(--tab-active-gradient), var(--surface-3);
      box-shadow: var(--shadow-inset);
      color: var(--text-1);
    }

    .button-plastic,
    .nav-link,
    .tab-button,
    .filter-chip {
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-raised-tight);
    }

    .button-plastic:hover,
    .nav-link:hover,
    .tab-button:hover,
    .filter-chip:hover,
    .mode-button:hover,
    .icon-button:hover {
      transform: translateY(-1px);
    }

    .button-plastic:active,
    .button-plastic.is-pressed,
    .nav-link.is-active,
    .tab-button.is-active,
    .filter-chip.is-active,
    .mode-button:active,
    .icon-button:active {
      transform: translateY(0);
      box-shadow: var(--shadow-inset);
    }

    .button-plastic {
      padding: 0.95rem 1.2rem;
      border-radius: var(--radius-lg);
      font-weight: 700;
      letter-spacing: 0.01em;
    }

    .button-primary {
      background: var(--primary-action-gradient);
      color: #f7f9fb;
      text-shadow: 0 1px 1px rgba(20, 24, 29, 0.2);
      box-shadow:
        inset 0 1px 0 rgba(255, 255, 255, 0.18),
        6px 6px 12px rgba(0, 0, 0, 0.14);
    }

    html.theme-light .button-primary {
      color: #242b32;
      text-shadow: none;
    }

    .button-quiet {
      color: var(--text-2);
    }

    .button-danger {
      background:
        linear-gradient(145deg, rgba(197, 107, 131, 0.94), rgba(139, 49, 74, 0.98));
      color: #fff8f9;
    }

    .button-disabled {
      opacity: 0.56;
      cursor: not-allowed;
      box-shadow: var(--shadow-inset-deep);
    }

    .dashboard {
      display: grid;
      grid-template-columns: 260px minmax(0, 1fr);
      gap: 1.2rem;
      align-items: start;
    }

    .sidebar {
      position: sticky;
      top: 6.8rem;
      padding: 1rem;
      border-radius: var(--radius-xl);
      border: var(--bevel-border);
      background: var(--panel-gradient), var(--surface-1);
      box-shadow: var(--shadow-raised);
    }

    .sidebar-nav {
      display: grid;
      gap: 0.85rem;
    }

    .nav-link {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.8rem;
      width: 100%;
      padding: 0.9rem 1rem;
      border-radius: var(--radius-lg);
      text-align: left;
      font-weight: 700;
      color: var(--text-2);
    }

    .nav-link .nav-meta {
      font-size: 0.72rem;
      font-family: var(--font-mono);
      color: var(--text-3);
    }

    .nav-link.is-active {
      color: var(--text-1);
      background: var(--tab-active-gradient), var(--surface-3);
    }

    .main-stack {
      display: grid;
      gap: 1.2rem;
    }

    .hero-grid {
      display: grid;
      grid-template-columns: minmax(0, 1.25fr) minmax(320px, 0.9fr);
      gap: 1.2rem;
    }

    .panel {
      padding: 1.35rem;
      border-radius: var(--radius-xl);
      position: relative;
      overflow: hidden;
    }

    .hero-copy h2 {
      margin: 0 0 0.8rem;
      font-size: clamp(2.2rem, 5vw, 4.1rem);
      line-height: 0.98;
      letter-spacing: 0;
      max-width: 11ch;
      color: var(--text-1);
    }

    .hero-copy p {
      margin: 0 0 1.2rem;
      max-width: 58ch;
      line-height: 1.7;
      color: var(--text-2);
      font-size: 1.02rem;
    }

    .hero-actions {
      display: flex;
      flex-wrap: wrap;
      gap: 0.8rem;
      margin-bottom: 1rem;
    }

    .proof-row,
    .chip-row {
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem;
    }

    .chip {
      display: inline-flex;
      align-items: center;
      gap: 0.55rem;
      padding: 0.72rem 0.92rem;
      border-radius: var(--radius-lg);
      font-weight: 700;
      color: var(--text-2);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-raised-tight);
    }

    .chip-dot {
      width: 0.7rem;
      height: 0.7rem;
      border-radius: 999px;
      box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.05);
      background: var(--success);
      flex-shrink: 0;
    }

    .chip.alert .chip-dot {
      background: var(--accent);
    }

    .chip.warn .chip-dot {
      background: var(--warning);
    }

    .hero-workflow {
      display: grid;
      gap: 0.8rem;
      align-content: start;
    }

    .hero-stack {
      display: grid;
      gap: 0.8rem;
    }

    .mini-card {
      padding: 1rem 1rem 0.95rem;
      border-radius: var(--radius-md);
      border: var(--bevel-border);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-inset);
    }

    .mini-card strong,
    .panel h3,
    .section-title {
      display: block;
      margin-bottom: 0.32rem;
      font-size: 1rem;
      letter-spacing: 0;
      color: var(--text-1);
    }

    .mini-card span,
    .panel p,
    .helper,
    .meta-line {
      color: var(--text-2);
      line-height: 1.65;
    }

    .metric-grid,
    .bento-grid {
      display: grid;
      gap: 1rem;
    }

    .metric-grid {
      grid-template-columns: repeat(4, minmax(0, 1fr));
    }

    .metric-card {
      padding: 1.15rem;
      border-radius: var(--radius-lg);
    }

    .metric-kicker {
      display: block;
      font-size: 0.76rem;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      color: var(--text-3);
      margin-bottom: 0.45rem;
    }

    .metric-value {
      font-size: clamp(1.4rem, 3vw, 2rem);
      font-weight: 800;
      line-height: 1;
      margin-bottom: 0.32rem;
    }

    .metric-value code {
      font-family: var(--font-mono);
      font-size: 0.92em;
    }

    .section-header {
      display: flex;
      align-items: end;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: 1rem;
    }

    .section-header h3 {
      margin: 0;
      font-size: clamp(1.35rem, 2vw, 1.9rem);
      line-height: 1.05;
    }

    .section-header p {
      margin: 0;
      max-width: 58ch;
    }

    .bento-grid {
      grid-template-columns: repeat(12, minmax(0, 1fr));
    }

    .span-3 { grid-column: span 3; }
    .span-4 { grid-column: span 4; }
    .span-5 { grid-column: span 5; }
    .span-6 { grid-column: span 6; }
    .span-7 { grid-column: span 7; }
    .span-8 { grid-column: span 8; }
    .span-12 { grid-column: span 12; }

    .guide-card {
      padding: 1.2rem;
      border-radius: var(--radius-xl);
    }

    .workbench {
      padding: 1rem;
      border-radius: calc(var(--radius-xl) + 4px);
      display: grid;
      gap: 1rem;
    }

    .workbench-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      flex-wrap: wrap;
    }

    .tabs {
      display: flex;
      gap: 0.75rem;
      flex-wrap: wrap;
    }

    .tab-button {
      display: inline-flex;
      align-items: center;
      gap: 0.8rem;
      padding: 0.8rem 1rem;
      border-radius: var(--radius-lg);
      font-weight: 700;
      color: var(--text-2);
    }

    .tab-badge,
    .provider-icon {
      width: 34px;
      height: 34px;
      padding: 0.26rem;
      border-radius: var(--radius-sm);
      background: var(--chip-gradient), var(--surface-3);
      box-shadow: var(--shadow-inset);
      object-fit: contain;
      flex-shrink: 0;
    }

    .tab-button.is-active {
      color: var(--text-1);
      background: var(--tab-active-gradient), var(--surface-3);
    }

    .tab-copy {
      display: flex;
      flex-direction: column;
      align-items: flex-start;
      line-height: 1.1;
    }

    .tab-copy small {
      color: var(--text-3);
      font-size: 0.72rem;
      font-family: var(--font-mono);
    }

    .tab-panel {
      display: none;
      gap: 1rem;
    }

    .tab-panel.is-active {
      display: grid;
    }

    .council-row {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 0.9rem;
    }

    .council-card {
      padding: 1rem;
      border-radius: var(--radius-lg);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-raised-tight);
      border: var(--bevel-border);
    }

    .council-head {
      display: flex;
      align-items: center;
      gap: 0.8rem;
      margin-bottom: 0.75rem;
    }

    .provider-stack {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }

    .score-pill {
      margin-left: auto;
      padding: 0.42rem 0.68rem;
      border-radius: var(--radius-sm);
      background: var(--chip-gradient), var(--surface-3);
      box-shadow: var(--shadow-inset);
      font-family: var(--font-mono);
      color: var(--text-2);
      font-size: 0.76rem;
    }

    .log-panel,
    .timeline,
    .input-shell,
    .table-shell {
      border-radius: var(--radius-lg);
      border: var(--bevel-border);
      background: var(--chip-gradient), var(--surface-4);
      box-shadow: var(--shadow-inset-deep);
    }

    .log-panel,
    .table-shell {
      padding: 1rem;
    }

    .mono {
      font-family: var(--font-mono);
      font-size: 0.83rem;
    }

    .log-line {
      display: flex;
      align-items: center;
      gap: 0.75rem;
      padding: 0.56rem 0;
      border-bottom: 1px solid var(--line);
      color: var(--text-2);
    }

    .log-line:last-child {
      border-bottom: 0;
      padding-bottom: 0;
    }

    .log-line code {
      color: var(--text-1);
      white-space: nowrap;
    }

    .timeline {
      padding: 0.8rem;
      display: grid;
      gap: 0.7rem;
    }

    .timeline-item {
      padding: 0.95rem 1rem;
      border-radius: var(--radius-md);
    }

    .timeline-top {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.8rem;
      margin-bottom: 0.4rem;
      color: var(--text-3);
      font-size: 0.76rem;
      text-transform: uppercase;
      letter-spacing: 0.1em;
    }

    .language-card {
      padding: 1.1rem;
      border-radius: var(--radius-xl);
      display: grid;
      gap: 0.9rem;
    }

    .language-list {
      display: grid;
      gap: 0.72rem;
    }

    .language-row {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 1rem;
      padding: 0.8rem 0.9rem;
      border-radius: var(--radius-lg);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-inset);
    }

    .language-tag {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 52px;
      min-height: 36px;
      padding: 0 0.85rem;
      border-radius: var(--radius-md);
      background: var(--chip-gradient), var(--surface-3);
      box-shadow: var(--shadow-raised-tight);
      font-family: var(--font-mono);
      font-weight: 700;
    }

    .language-models {
      display: flex;
      align-items: center;
      gap: 0.45rem;
      flex-wrap: wrap;
      justify-content: flex-end;
    }

    .language-models .provider-icon {
      width: 28px;
      height: 28px;
      padding: 0.22rem;
    }

    .input-shell {
      padding: 0.95rem;
    }

    .input-shell label {
      display: block;
      margin-bottom: 0.55rem;
      font-size: 0.84rem;
      font-weight: 700;
      color: var(--text-2);
      text-transform: uppercase;
      letter-spacing: 0.08em;
    }

    .input-shell textarea,
    .input-shell input {
      width: 100%;
      border: 0;
      outline: none;
      resize: vertical;
      min-height: 108px;
      padding: 0;
      background: transparent;
      color: var(--text-1);
      font-size: 1rem;
      line-height: 1.7;
    }

    .input-shell input {
      min-height: 0;
      padding-block: 0.4rem;
    }

    .table-shell {
      overflow: auto;
    }

    table {
      width: 100%;
      border-collapse: collapse;
      min-width: 540px;
    }

    th,
    td {
      padding: 0.85rem 0.6rem;
      text-align: left;
      border-bottom: 1px solid var(--line);
    }

    th {
      font-size: 0.78rem;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      color: var(--text-3);
      font-weight: 700;
    }

    td {
      color: var(--text-2);
    }

    .status-good {
      color: var(--success);
    }

    .status-risk {
      color: var(--accent-soft);
    }

    .style-rules {
      display: grid;
      gap: 0.9rem;
    }

    .style-rule {
      padding: 1rem;
      border-radius: var(--radius-lg);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-inset);
    }

    .style-rule strong {
      display: block;
      margin-bottom: 0.35rem;
    }

    .filter-row,
    .button-row {
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem;
    }

    .filter-chip {
      padding: 0.75rem 0.95rem;
      border-radius: var(--radius-lg);
      font-weight: 700;
      color: var(--text-2);
    }

    .filter-chip.is-active {
      color: var(--text-1);
    }

    .modal-backdrop {
      position: fixed;
      inset: 0;
      display: none;
      align-items: center;
      justify-content: center;
      padding: 1.2rem;
      background: rgba(9, 11, 14, 0.42);
      z-index: 100;
    }

    html.theme-light .modal-backdrop {
      background: rgba(78, 84, 94, 0.24);
    }

    .modal-backdrop.is-open {
      display: flex;
    }

    .modal-card {
      width: min(100%, 720px);
      padding: 1.3rem;
      border-radius: var(--radius-xl);
    }

    .modal-head {
      display: flex;
      align-items: start;
      justify-content: space-between;
      gap: 1rem;
      margin-bottom: 1rem;
    }

    .modal-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 1rem;
      margin-bottom: 1rem;
    }

    .helper-list {
      display: grid;
      gap: 0.55rem;
      margin: 0;
      padding-left: 1.2rem;
      color: var(--text-2);
    }

    .footer-note {
      margin-top: 1.1rem;
      padding: 1rem 1.1rem;
      border-radius: var(--radius-lg);
      background: var(--chip-gradient), var(--surface-2);
      box-shadow: var(--shadow-inset);
      color: var(--text-2);
      line-height: 1.65;
    }

    .footer-note strong {
      color: var(--text-1);
    }

    .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;
    }

    @media (max-width: 1120px) {
      .dashboard,
      .hero-grid {
        grid-template-columns: 1fr;
      }

      .sidebar {
        position: static;
      }

      .metric-grid,
      .council-row,
      .modal-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
      }

      .span-3,
      .span-4,
      .span-5,
      .span-6,
      .span-7,
      .span-8 {
        grid-column: span 6;
      }
    }

    @media (max-width: 780px) {
      .shell {
        padding: 0.9rem;
      }

      .top-strip,
      .workbench-header,
      .section-header,
      .modal-head {
        align-items: start;
      }

      .top-strip,
      .section-header {
        flex-direction: column;
      }

      .metric-grid,
      .council-row,
      .modal-grid,
      .bento-grid {
        grid-template-columns: 1fr;
      }

      .span-3,
      .span-4,
      .span-5,
      .span-6,
      .span-7,
      .span-8,
      .span-12 {
        grid-column: span 1;
      }

      .hero-copy h2 {
        max-width: 12ch;
      }

      .button-row,
      .proof-row,
      .chip-row,
      .tabs {
        align-items: stretch;
      }

      .button-plastic,
      .filter-chip,
      .mode-button {
        width: 100%;
        justify-content: center;
      }
    }

    @media (prefers-reduced-motion: reduce) {
      *,
      *::before,
      *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
      }
    }

.btn-outline {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

.btn-outline:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgb(var(--primary-rgb) / 0.05);
}

.card {
    background: var(--bg-secondary);
    border-radius: 0.75rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    padding: 2rem;
    width: 100%;
}

.input-group {
    margin-bottom: 1rem;
}

.input-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.input-field {
    width: 100%;
    padding: 0.75rem 1rem;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    color: var(--text-primary);
    font-family: inherit;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
}

.dark .input-field {
    background-color: var(--bg-tertiary);
    /* Darker input background for dark mode */
    border-color: rgba(255, 255, 255, 0.08);
}

.input-field:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgb(var(--primary-rgb) / 0.1);
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 clamp(1rem, 4vw, 1.5rem);
    overflow-x: clip;
}

/* Social Login Divider */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 1.5rem 0;
    color: var(--text-tertiary);
    font-size: 0.85rem;
}

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

.divider::before {
    margin-right: 1rem;
}

.divider::after {
    margin-left: 1rem;
}

/* Social Buttons */
.social-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem;
}

* {
    box-sizing: border-box;
}

a.btn-social {
    position: relative;
    overflow: hidden;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    background: var(--bg-primary);
    color: var(--text-primary) !important;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.9rem;
    text-decoration: none !important;
}

a.btn-social:visited {
    color: var(--text-primary) !important;
}

.btn-social::before {
    content: "";
    position: absolute;
    top: -140%;
    left: -150%;
    width: 70%;
    height: 380%;
    transform: rotate(22deg) translateX(0);
    transition: transform 0.65s ease;
    background: linear-gradient(
        90deg,
        transparent 0%,
        rgba(255, 255, 255, 0.08) 40%,
        rgba(255, 255, 255, 0.22) 50%,
        rgba(255, 255, 255, 0.08) 60%,
        transparent 100%
    );
    pointer-events: none;
    z-index: 0;
}

.btn-social > * {
    position: relative;
    z-index: 1;
}

.btn-social:hover {
    border-color: var(--text-tertiary);
    transform: translateY(-1px);
}

.btn-social:hover::before {
    transform: rotate(22deg) translateX(420%);
}

/* Brand Colors can be optional, keeping them neutral/dark often looks more premium */
.btn-social.google:hover {
    border-color: #ea4335;
    background: rgba(234, 67, 53, 0.05);
}

.btn-social.github:hover {
    border-color: var(--text-primary);
}

.btn-social.x-twitter:hover {
    border-color: var(--text-primary);
}

a.btn-social.brand-google,
a.btn-social.brand-google:visited {
    background: #db4437;
    color: #ffffff !important;
    border-color: #db4437;
    box-shadow: 0 8px 18px rgba(219, 68, 55, 0.3);
}

a.btn-social.brand-google:hover {
    background: #c53929;
    border-color: #c53929;
}

a.btn-social.brand-x,
a.btn-social.brand-x:visited {
    background: #111111;
    color: #ffffff !important;
    border-color: #111111;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.3);
}

a.btn-social.brand-x:hover {
    background: #000000;
    border-color: #000000;
}

.dark a.btn-social.brand-x,
.dark a.btn-social.brand-x:visited {
    background: #050505;
    border-color: #050505;
}

.google-auth-overlay {
    position: absolute;
    inset: 0;
    z-index: 3;
    opacity: 0.01;
    overflow: hidden;
}

/* ============================================================================
   ENTERPRISE GATEWAY THEME TOKENS
   ============================================================================
   Generated from ui-ux-pro-max-skill / DESIGN.md
   Style: Motion-Driven (Professional, Clean, Accessible)
   ============================================================================ */

:root {
    --primary-rgb: 99 102 241;
    --primary-color: rgb(var(--primary-rgb)); /* #6366F1 */
    --secondary-rgb: 129 140 248; /* #818CF8 */
    --accent-rgb: 5 150 105; /* #059669 */

    --light-bg: #F5F3FF;
    --light-card: #FFFFFF;
    --light-text: #1E1B4B;
    --light-muted: #EBEFF9;
    --light-border: #E0E7FF;
    --light-input: #FFFFFF;
    
    --light-bg-rgb: 245 243 255;
    --light-card-rgb: 255 255 255;
    --light-input-rgb: 255 255 255;
    
    --dark-bg: #0F172A;
    --dark-card: #1E293B;
    --dark-text: #F8FAFC;
    --dark-muted: #334155;
    --dark-border: #334155;
    --dark-input: #0F172A;
    
    --dark-bg-rgb: 15 23 42;
    --dark-card-rgb: 30 41 59;

    --bg-primary: var(--light-bg);
    --bg-secondary: var(--light-card);
    --bg-tertiary: var(--light-input);
    --border-color: var(--light-border);
    --text-primary: var(--light-text);
    --text-secondary: var(--light-text);
    --text-tertiary: var(--light-muted);

    /* Shapes */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    
    /* Standard Flat Surfaces */
    --surface-border: 1px solid var(--border-color);
    --surface-shadow: 0 10px 15px rgba(0,0,0,0.1);
    --surface-shadow-soft: 0 4px 6px rgba(0,0,0,0.1);
    --surface-shadow-inset: inset 0 2px 4px rgba(0,0,0,0.05);
    
    --surface-fill: var(--light-card);
    --surface-fill-muted: var(--light-bg);
    
    --page-gradient: linear-gradient(180deg, #F5F3FF 0%, #FFFFFF 100%);
}

.dark {
    --bg-primary: var(--dark-bg);
    --bg-secondary: var(--dark-card);
    --bg-tertiary: var(--dark-input);
    --border-color: var(--dark-border);
    --text-primary: var(--dark-text);
    --text-secondary: var(--dark-text);
    --text-tertiary: var(--dark-muted);

    --surface-border: 1px solid var(--border-color);
    --surface-shadow: 0 10px 15px rgba(0,0,0,0.3);
    --surface-shadow-soft: 0 4px 6px rgba(0,0,0,0.3);
    --surface-shadow-inset: inset 0 2px 4px rgba(0,0,0,0.2);
    
    --surface-fill: var(--dark-card);
    --surface-fill-muted: var(--dark-bg);
    
    --page-gradient: linear-gradient(180deg, #0F172A 0%, #1E293B 100%);
}

html,
body {
    background: var(--page-gradient);
    color: var(--text-primary);
}

html.light,
html.light body,
html.dark,
html.dark body {
    background: var(--page-gradient) !important;
}

html.dark body[class] {
    background-color: var(--dark-bg) !important;
    background-image: var(--page-gradient) !important;
}

html.light body[class] {
    background-color: var(--light-bg) !important;
    background-image: var(--page-gradient) !important;
}

/* Neomorphic Surface Utilities */
.neo-surface {
    background: var(--surface-fill);
    border: var(--surface-border);
    box-shadow: var(--surface-shadow-soft);
    border-radius: var(--neo-radius-md);
}

.neo-surface-inset {
    background: var(--bg-tertiary);
    border: 1px solid color-mix(in srgb, var(--border-color) 92%, transparent);
    box-shadow: var(--surface-shadow-inset);
    border-radius: var(--neo-radius-sm);
}

.neo-surface-flat {
    background: var(--surface-fill-muted);
    border: var(--surface-border);
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
    border-radius: var(--neo-radius-md);
}

.btn {
    position: relative;
    border-radius: var(--neo-radius-xs);
    border: var(--surface-border);
    background: var(--surface-fill);
    box-shadow: var(--surface-shadow-soft), inset 1px 1px 1px rgba(255,255,255,0.15), inset -1px -1px 1px rgba(0,0,0,0.05);
    color: var(--text-primary);
    min-height: 44px;
    padding: 0.78rem 1.2rem;
    text-shadow: none;
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--surface-shadow);
}

.btn:active {
    transform: translateY(0);
    box-shadow: var(--surface-shadow-inset);
}

.btn-primary {
    background: #059669;
    color: #ffffff;
    border-color: #047857;
    box-shadow: 0 4px 6px rgba(5, 150, 105, 0.2);
}

.btn-primary:hover {
    background: #047857;
    box-shadow: 0 6px 10px rgba(5, 150, 105, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border-color: color-mix(in srgb, var(--border-color) 96%, rgba(var(--primary-rgb), 0.1));
    box-shadow: none;
}

.btn-outline:hover {
    background: rgba(var(--primary-rgb), 0.06);
    color: var(--text-primary);
    border-color: rgba(var(--primary-rgb), 0.26);
}

.card {
    border-radius: var(--neo-radius-md);
    border: var(--surface-border);
    background: var(--surface-fill);
    box-shadow: var(--surface-shadow);
}

.input-field {
    border-radius: var(--neo-radius-sm);
    background: var(--bg-tertiary);
    border: 1px solid color-mix(in srgb, var(--border-color) 92%, transparent);
    box-shadow: var(--surface-shadow-inset);
}

.input-field:focus {
    box-shadow:
        0 0 0 3px rgba(var(--primary-rgb), 0.12);
}

a.btn-social {
    border-radius: var(--neo-radius-sm);
    background: var(--surface-fill);
    border: var(--surface-border);
    box-shadow: var(--surface-shadow-soft);
}

/* ==========================================
   THEME CUSTOMIZER (RESTORED)
   ========================================== */
.theme-customizer {
  position: fixed;
  right: 0;
  top: 50%;
  transform: translateY(-50%) translateX(calc(100% - 3rem));
  z-index: 50;
  display: flex;
  align-items: flex-start;
  transition: transform 0.3s ease;
}

.theme-customizer.open {
  transform: translateY(-50%) translateX(0);
}

.theme-customizer-toggle {
  /* Background will be applied via inline style */
  background: #ea5455;
  /* Fallback */
  color: white;
  padding: 12px;
  border-radius: 8px 0 0 8px;
  border: none;
  cursor: pointer;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  transition: all 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  /* Text shadow for visibility on light backgrounds */
  text-shadow: var(--button-text-shadow);
}

.theme-customizer-toggle:hover {
  filter: brightness(1.1);
}

.theme-customizer-toggle svg {
  animation: spin 3s linear infinite;
}

.theme-customizer-panel {
  width: 24rem;
  background: var(--bg-secondary);
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  border-radius: 8px 0 0 8px;
  border-left: 1px solid var(--border-color);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 24px;
  min-height: 400px;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.theme-customizer-header h4 {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 4px;
  letter-spacing: -0.025em;
}

.theme-customizer-header p {
  font-size: 14px;
  color: var(--text-tertiary);
  margin: 0;
}

.theme-customizer-divider {
  border: none;
  border-top: 1px solid var(--border-color);
  margin: 0;
}

.theme-customizer-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.theme-customizer-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  display: block;
}

.color-picker-grid {
  display: flex;
  gap: 12px;
  align-items: center;
}

.color-picker-button {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  padding: 0;
  position: relative;
}

.color-picker-button:hover {
  border-color: rgba(var(--primary-rgb), 1);
}

.color-picker-button:focus {
  outline: none;
  box-shadow: 0 0 0 2px rgba(var(--primary-rgb), 0.2);
}

.color-swatch {
  width: 20px;
  height: 20px;
  border-radius: 4px;
}

.color-picker-custom {
  position: relative;
  width: 40px;
  height: 40px;
}

.color-picker-input {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  cursor: pointer;
  border: none;
  padding: 0;
}

.theme-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.theme-button {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-primary);
  cursor: pointer;
  transition: all 0.2s;
  color: var(--text-primary);
}

.theme-button:hover {
  border-color: rgba(var(--primary-rgb), 1);
}

.theme-button.active {
  border-color: rgba(var(--primary-rgb), 1);
}

.theme-button.active svg,
.theme-button.active span {
  color: rgba(var(--primary-rgb), 1);
}

.theme-button span {
  font-size: 12px;
  font-weight: 500;
  transition: color 0.2s;
}

.theme-button svg {
  width: 24px;
  height: 24px;
  transition: color 0.2s;
}

@media (max-width: 768px) {
  .theme-customizer-panel {
    width: 20rem;
  }
}



/* Set Default Primary Color to Orange (from purple) */
:root {
    --primary-color: #f97316;
    --primary-rgb: 249 115 22;
    --secondary-rgb: 253 186 116;
}