@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;600&family=Space+Grotesk:wght@300;400;600;700&display=swap');

  :root {
    --bg: #0d1117;
    --surface: #161b22;
    --surface2: #1c2330;
    --border: #30363d;
    --accent: #58a6ff;
    --accent2: #3fb950;
    --accent3: #f78166;
    --accent4: #d2a8ff;
    --text: #e6edf3;
    --muted: #8b949e;
    --done: #3fb950;
  }

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

  body {
    font-family: 'Space Grotesk', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
    padding: 0;
  }

  /* Scanline overlay */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,0.03) 2px,
      rgba(0,0,0,0.03) 4px
    );
    pointer-events: none;
    z-index: 999;
  }

  header {
    border-bottom: 1px solid var(--border);
    padding: 32px 48px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
    background: linear-gradient(180deg, #161b22 0%, transparent 100%);
  }

  .header-left h1 {
    font-family: 'IBM Plex Mono', monospace;
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.1;
  }

  .header-left h1 span { color: var(--accent); }
  .header-left h1 em { color: var(--accent4); font-style: normal; }

  .subtitle {
    font-size: 0.82rem;
    color: var(--muted);
    margin-top: 6px;
    font-family: 'IBM Plex Mono', monospace;
    letter-spacing: 0.04em;
  }

  .progress-panel {
    text-align: right;
    min-width: 180px;
  }

  .progress-label {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    color: var(--muted);
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin-bottom: 8px;
  }

  .progress-bar {
    width: 180px;
    height: 6px;
    background: var(--border);
    border-radius: 99px;
    overflow: hidden;
    margin-bottom: 8px;
    margin-left: auto;
  }

  .progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--accent), var(--accent2));
    border-radius: 99px;
    transition: width 0.4s cubic-bezier(.4,0,.2,1);
    width: 0%;
  }

  .progress-count {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text);
  }

  .progress-count small {
    font-size: 0.75rem;
    color: var(--muted);
    font-weight: 400;
  }

  main {
    max-width: 900px;
    margin: 0 auto;
    padding: 40px 24px 80px;
  }

  .section {
    margin-bottom: 40px;
    animation: fadeUp 0.4s ease both;
  }

  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  .section:nth-child(1) { animation-delay: 0.05s; }
  .section:nth-child(2) { animation-delay: 0.10s; }
  .section:nth-child(3) { animation-delay: 0.15s; }
  .section:nth-child(4) { animation-delay: 0.20s; }
  .section:nth-child(5) { animation-delay: 0.25s; }

  .section-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
  }

  .section-icon {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    flex-shrink: 0;
  }

  .icon-terminal  { background: rgba(88,166,255,0.12); border: 1px solid rgba(88,166,255,0.25); }
  .icon-gnome     { background: rgba(210,168,255,0.12); border: 1px solid rgba(210,168,255,0.25); }
  .icon-apps      { background: rgba(63,185,80,0.12); border: 1px solid rgba(63,185,80,0.25); }
  .icon-dotfiles  { background: rgba(247,129,102,0.12); border: 1px solid rgba(247,129,102,0.25); }

  .section-title {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    font-family: 'IBM Plex Mono', monospace;
  }

  .section-count {
    margin-left: auto;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    color: var(--muted);
  }

  .items {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    display: flex;
    align-items: flex-start;
    gap: 14px;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s, transform 0.15s;
    user-select: none;
    position: relative;
    overflow: hidden;
  }

  .item::before {
    content: '';
    position: absolute;
    left: 0; top: 0; bottom: 0;
    width: 3px;
    background: transparent;
    transition: background 0.2s;
    border-radius: 4px 0 0 4px;
  }

  .item:hover {
    border-color: #444c56;
    background: var(--surface2);
    transform: translateX(2px);
  }

  .item.done {
    border-color: rgba(63,185,80,0.25);
    background: rgba(63,185,80,0.04);
  }

  .item.done::before {
    background: var(--done);
  }

  .checkbox {
    width: 20px;
    height: 20px;
    border-radius: 6px;
    border: 1.5px solid var(--border);
    flex-shrink: 0;
    margin-top: 1px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s;
    background: transparent;
  }

  .item.done .checkbox {
    background: var(--done);
    border-color: var(--done);
  }

  .checkmark {
    opacity: 0;
    transform: scale(0);
    transition: all 0.2s cubic-bezier(.4,0,.2,1);
    color: #0d1117;
    font-size: 0.75rem;
    line-height: 1;
  }

  .item.done .checkmark {
    opacity: 1;
    transform: scale(1);
  }

  .item-body {
    flex: 1;
    min-width: 0;
  }

  .item-name {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text);
    transition: color 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }

  .item.done .item-name {
    color: var(--muted);
    text-decoration: line-through;
    text-decoration-color: #444;
  }

  .item-desc {
    font-size: 0.78rem;
    color: var(--muted);
    margin-top: 3px;
    line-height: 1.5;
  }

  .item-cmd {
    margin-top: 8px;
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    background: rgba(0,0,0,0.35);
    border: 1px solid #2d333b;
    border-radius: 6px;
    padding: 7px 10px;
    color: var(--accent);
    word-break: break-all;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    position: relative;
  }

  .item-cmd .prompt {
    color: var(--accent2);
    flex-shrink: 0;
  }

  .copy-btn {
    position: absolute;
    right: 6px; top: 5px;
    background: #2d333b;
    border: none;
    color: var(--muted);
    border-radius: 4px;
    padding: 3px 7px;
    font-size: 0.65rem;
    cursor: pointer;
    font-family: 'IBM Plex Mono', monospace;
    transition: background 0.2s, color 0.2s;
  }

  .copy-btn:hover { background: var(--accent); color: #0d1117; }

  .badge {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.6rem;
    padding: 2px 7px;
    border-radius: 99px;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
  }

  .badge-dnf    { background: rgba(88,166,255,0.15); color: #79c0ff; border: 1px solid rgba(88,166,255,0.2); }
  .badge-flatpak{ background: rgba(210,168,255,0.15); color: #d2a8ff; border: 1px solid rgba(210,168,255,0.2); }
  .badge-manual { background: rgba(247,129,102,0.15); color: #ffa198; border: 1px solid rgba(247,129,102,0.2); }
  .badge-config { background: rgba(63,185,80,0.15);  color: #7ee787; border: 1px solid rgba(63,185,80,0.2);  }

  .reset-btn {
    display: block;
    margin: 48px auto 0;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--muted);
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.75rem;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    letter-spacing: 0.04em;
  }

  .home-link {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 0.72rem;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: 0.06em;
    display: inline-block;
    margin-bottom: 14px;
    transition: color 0.2s;
  }

  .home-link:hover { color: var(--accent); }

  .reset-btn:hover {
    border-color: var(--accent3);
    color: var(--accent3);
  }

  .congrats {
    display: none;
    margin-top: 40px;
    padding: 28px;
    background: rgba(63,185,80,0.07);
    border: 1px solid rgba(63,185,80,0.3);
    border-radius: 12px;
    text-align: center;
    animation: fadeUp 0.5s ease both;
  }

  .congrats.show { display: block; }

  .congrats .emoji { font-size: 2.5rem; margin-bottom: 12px; }
  .congrats h2 {
    font-family: 'IBM Plex Mono', monospace;
    font-size: 1.1rem;
    color: var(--accent2);
    margin-bottom: 6px;
  }
  .congrats p { font-size: 0.85rem; color: var(--muted); }