:root {
      --bg: #020617;
      --bg-panel: #020617;
      --border-subtle: #1f2937;
      --border-soft: #111827;
      --accent: #22c55e;
      --accent-soft: #22c55e33;
      --accent-blue: #38bdf8;
      --text: #e5e7eb;
      --muted: #9ca3af;
      --muted-soft: #6b7280;
      --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text",
        "Segoe UI", sans-serif;
      --font-mono: "Fira Code", "JetBrains Mono", ui-monospace, SFMono-Regular,
        Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
    }

    * {
      box-sizing: border-box;
      margin: 0;
      padding: 0;
    }

    html, body {
      height: 100%;
    }

    body {
      background: radial-gradient(circle at top, #020617 0%, #000 70%);
      color: var(--text);
      font-family: var(--font-sans);
      display: flex;
      flex-direction: column;
    }

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

    .app {
      display: flex;
      flex-direction: column;
      min-height: 100%;
    }

    /* HEADER */

    .header {
      height: 52px;
      border-bottom: 1px solid var(--border-subtle);
      background: #020617;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 1.4rem;
      font-size: 0.85rem;
    }

    .header-left {
      display: flex;
      align-items: center;
      gap: 0.6rem;
    }

    .header-icon {
      width: 24px;
      height: 24px;
      border-radius: 999px;
      background: radial-gradient(circle at 30% 20%, #f97316, #ea580c 45%, #451a03 80%);
      box-shadow: 0 0 14px rgba(248, 113, 22, 0.7);
    }

    .header-title {
      display: flex;
      flex-direction: column;
      gap: 0.1rem;
    }

    .header-title-main {
      font-size: 0.95rem;
      font-weight: 600;
      letter-spacing: 0.04em;
      font-family: var(--font-mono);
    }

    .header-title-sub {
      font-size: 0.75rem;
      color: var(--muted-soft);
    }

    .header-right {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      font-family: var(--font-mono);
      font-size: 0.75rem;
      color: var(--muted-soft);
    }

    .header-link {
      padding: 0.15rem 0.4rem;
      border-radius: 0.3rem;
      border: 1px solid transparent;
      cursor: pointer;
      transition: background 0.15s ease, 0.15s ease, color 0.15s ease;
    }


    .header-chip {
      padding: 0.15rem 0.6rem;
      border-radius: 999px;
      border: 1px solid var(--accent-soft);
      background: #022c22;
      color: var(--accent);
      font-size: 0.7rem;
    }

    /* MAIN */

    .main {
      flex: 1;
      padding: 1.6rem 1.6rem 2rem;
      max-width: 1100px;
      width: 100%;
      margin: 0 auto;
      display: flex;
      flex-direction: column;
      gap: 1.2rem;
    }

    .intro {
      display: flex;
      flex-direction: column;
      gap: 0.35rem;
    }

    .intro-title {
      font-size: 1.2rem;
    }

    .intro-sub {
      font-size: 0.9rem;
      color: var(--muted);
      max-width: 720px;
    }

    .intro-sub code {
      font-family: var(--font-mono);
      background: #020617;
      padding: 0.05rem 0.3rem;
      border-radius: 0.3rem;
      border: 1px solid var(--border-subtle);
      font-size: 0.78rem;
    }

    /* FILTER BAR */

    .toolbar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      justify-content: space-between;
      gap: 0.7rem;
      font-size: 0.8rem;
      color: var(--muted-soft);
      margin-top: 0.2rem;
    }

    .toolbar-left {
      display: flex;
      align-items: center;
      gap: 0.6rem;
      flex-wrap: wrap;
    }

    .badge {
      padding: 0.15rem 0.55rem;
      border-radius: 999px;
      border: 1px solid var(--border-subtle);
      background: rgba(15, 23, 42, 0.9);
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
      font-size: 0.75rem;
      font-family: var(--font-mono);
      color: var(--muted-soft);
    }

    .badge-dot {
      width: 0.35rem;
      height: 0.35rem;
      border-radius: 999px;
    }

    .badge-dot-web { background: #38bdf8; }
    .badge-dot-backend { background: #f97316; }
    .badge-dot-mobile { background: #22c55e; }

    .toolbar-right {
      display: flex;
      align-items: center;
      gap: 0.5rem;
      flex-wrap: wrap;
    }

    .filter-select {
      background: #020617;
      border-radius: 0.4rem;
      border: 1px solid var(--border-subtle);
      padding: 0.25rem 0.5rem;
      color: var(--muted);
      font-size: 0.8rem;
      font-family: var(--font-sans);
    }

    /* PROJECT LIST */

    .projects {
      margin-top: 0.5rem;
      border-radius: 0.9rem;
      border: 1px solid var(--border-soft);
      background: radial-gradient(circle at top left, #030712, #020617 60%, #020617);
      padding: 0.9rem 1rem 1rem;
    }

    .projects-header {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 0.6rem;
      margin-bottom: 0.4rem;
      font-size: 0.8rem;
      color: var(--muted-soft);
    }

    .projects-list {
      margin-top: 0.3rem;
      border-top: 1px solid var(--border-soft);
    }

    .project-item {
      padding: 0.7rem 0;
      border-bottom: 1px solid var(--border-soft);
      display: flex;
      flex-direction: column;
      gap: 0.25rem;
    }

    .project-item:last-child {
      border-bottom: none;
    }

    .project-header {
      display: flex;
      align-items: center;
      gap: 0.4rem;
      flex-wrap: wrap;
    }

    .project-name {
      font-family: var(--font-mono);
      font-size: 0.95rem;
      color: #93c5fd;
    }

    .project-name a {
      color: inherit;
    }

    .project-name a:hover {
      text-decoration: underline;
    }

    .project-visibility {
      font-size: 0.7rem;
      padding: 0.05rem 0.4rem;
      border-radius: 999px;
      border: 1px solid var(--border-subtle);
      background: #020617;
      color: var(--muted-soft);
    }

    .project-desc {
      font-size: 0.85rem;
      color: var(--muted);
      max-width: 720px;
    }

    .project-meta-row {
      display: flex;
      flex-wrap: wrap;
      gap: 0.7rem;
      align-items: center;
      font-size: 0.75rem;
      color: var(--muted-soft);
    }

    .meta-group {
      display: inline-flex;
      align-items: center;
      gap: 0.25rem;
    }

    .lang-dot {
      width: 0.5rem;
      height: 0.5rem;
      border-radius: 999px;
    }

    .project-tag-row {
      display: flex;
      flex-wrap: wrap;
      gap: 0.3rem;
      margin-top: 0.15rem;
    }

    .project-tag {
      font-size: 0.7rem;
      padding: 0.1rem 0.45rem;
      border-radius: 999px;
      border: 1px solid var(--border-subtle);
      background: #020617;
      color: var(--muted-soft);
      font-family: var(--font-mono);
    }

    .project-tag.link {
      border-color: var(--accent-soft);
      color: var(--accent);
      background: #022c22;
    }

    .empty-state,
    .error-state {
      padding: 0.7rem 0.1rem;
      font-size: 0.85rem;
      color: var(--muted);
    }

    .error-state {
      color: #f97373;
    }

    /* FOOTER */

    .footer {
      border-top: 1px solid var(--border-subtle);
      padding: 0.7rem 1.6rem 0.9rem;
      font-size: 0.75rem;
      color: #6b7280;
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 0.6rem;
      font-family: var(--font-mono);
    }

    @media (max-width: 640px) {
      .footer {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    .footer span.accent {
      color: var(--accent);
    }