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

    :root {
      --bg:       #0a0c0f;
      --surface:  #111419;
      --border:   #1e2430;
      --accent:   #00e5a0;
      --accent2:  #00aaff;
      --red:      #ff4d6d;
      --yellow:   #ffd166;
      --text:     #e2e8f0;
      --muted:    #5a6a82;
      --card-bg:  #13171f;
    }

    html { scroll-behavior: smooth; }

    body {
      background: var(--bg);
      color: var(--text);
      font-family: 'Syne', sans-serif;
      min-height: 100vh;
      overflow-x: hidden;
    }

    body::before {
      content: '';
      position: fixed;
      inset: 0;
      background-image:
        linear-gradient(rgba(0,229,160,.04) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0,229,160,.04) 1px, transparent 1px);
      background-size: 40px 40px;
      pointer-events: none;
      z-index: 0;
    }

    header {
      position: relative;
      z-index: 10;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 20px 40px;
      border-bottom: 1px solid var(--border);
      background: rgba(10,12,15,.85);
      backdrop-filter: blur(12px);
    }

    .logo { font-size: 1.4rem; font-weight: 800; letter-spacing: -.5px; }
    .logo span { color: var(--accent); }

    .badge {
      font-family: 'Space Mono', monospace;
      font-size: .65rem;
      color: var(--accent);
      border: 1px solid var(--accent);
      padding: 3px 9px;
      border-radius: 3px;
      letter-spacing: 2px;
      text-transform: uppercase;
      animation: pulse-border 2.5s ease-in-out infinite;
    }

    @keyframes pulse-border {
      0%,100% { box-shadow: 0 0 0 0 rgba(0,229,160,0); }
      50%      { box-shadow: 0 0 0 4px rgba(0,229,160,.15); }
    }

    main {
      position: relative;
      z-index: 1;
      max-width: 900px;
      margin: 0 auto;
      padding: 50px 20px 80px;
    }

    .hero { text-align: center; margin-bottom: 48px; }

    .hero h1 {
      font-size: clamp(2rem, 5vw, 3.2rem);
      font-weight: 800;
      line-height: 1.1;
      margin-bottom: 12px;
    }

    .hero h1 em { font-style: normal; color: var(--accent); }

    .hero p {
      color: var(--muted);
      font-size: .95rem;
      font-family: 'Space Mono', monospace;
    }

    .token-wrap {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 16px 20px;
      margin-bottom: 40px;
      display: flex;
      gap: 12px;
      align-items: flex-start;
    }

    .token-wrap .icon { font-size: 1.3rem; flex-shrink: 0; }

    .token-wrap p {
      font-size: .82rem;
      color: var(--muted);
      line-height: 1.6;
      font-family: 'Space Mono', monospace;
    }

    .token-wrap p a { color: var(--accent2); text-decoration: none; }

    .token-wrap input {
      margin-top: 8px;
      width: 100%;
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 4px;
      padding: 8px 12px;
      color: var(--text);
      font-family: 'Space Mono', monospace;
      font-size: .8rem;
      outline: none;
    }

    .token-wrap input:focus { border-color: var(--accent2); }

    .search-wrap { display: flex; gap: 10px; margin-bottom: 16px; }

    .search-wrap input {
      flex: 1;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: 6px;
      padding: 14px 18px;
      color: var(--text);
      font-family: 'Space Mono', monospace;
      font-size: .95rem;
      letter-spacing: 1px;
      text-transform: uppercase;
      outline: none;
      transition: border-color .2s, box-shadow .2s;
    }

    .search-wrap input::placeholder { color: var(--muted); text-transform: none; }

    .search-wrap input:focus {
      border-color: var(--accent);
      box-shadow: 0 0 0 3px rgba(0,229,160,.1);
    }

    .btn {
      background: var(--accent);
      color: #000;
      border: none;
      border-radius: 6px;
      padding: 14px 24px;
      font-family: 'Syne', sans-serif;
      font-weight: 700;
      font-size: .9rem;
      cursor: pointer;
      transition: transform .15s, box-shadow .15s;
      white-space: nowrap;
    }

    .btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,229,160,.3); }
    .btn:active { transform: translateY(0); }

    .hint {
      font-family: 'Space Mono', monospace;
      font-size: .72rem;
      color: var(--muted);
      text-align: center;
      margin-bottom: 40px;
    }

    .hint strong { color: var(--accent); }

    .loading { display: none; text-align: center; padding: 40px; }
    .loading.active { display: block; }

    .spinner {
      width: 40px;
      height: 40px;
      border: 3px solid var(--border);
      border-top-color: var(--accent);
      border-radius: 50%;
      animation: spin .8s linear infinite;
      margin: 0 auto 16px;
    }

    @keyframes spin { to { transform: rotate(360deg); } }

    .loading p {
      font-family: 'Space Mono', monospace;
      font-size: .8rem;
      color: var(--muted);
    }

    .error-box {
      display: none;
      background: rgba(255,77,109,.08);
      border: 1px solid rgba(255,77,109,.3);
      border-radius: 8px;
      padding: 16px 20px;
      color: var(--red);
      font-family: 'Space Mono', monospace;
      font-size: .85rem;
      margin-bottom: 24px;
    }

    .error-box.active { display: block; }

    #results { display: none; }
    #results.active { display: block; }

    .asset-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 30px;
      margin-bottom: 24px;
      position: relative;
      overflow: hidden;
      animation: fadeUp .4s ease;
    }

    @keyframes fadeUp {
      from { opacity: 0; transform: translateY(20px); }
      to   { opacity: 1; transform: translateY(0); }
    }

    .asset-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 2px;
      background: linear-gradient(90deg, var(--accent), var(--accent2));
    }

    .card-header {
      display: flex;
      justify-content: space-between;
      align-items: flex-start;
      flex-wrap: wrap;
      gap: 16px;
      margin-bottom: 24px;
    }

    .ticker-group { display: flex; flex-direction: column; gap: 4px; }

    .ticker {
      font-family: 'Space Mono', monospace;
      font-size: 2rem;
      font-weight: 700;
      color: var(--accent);
      letter-spacing: 2px;
    }

    .company-name { color: var(--muted); font-size: .85rem; font-weight: 600; }

    .price-group { text-align: right; }

    .price {
      font-family: 'Space Mono', monospace;
      font-size: 2rem;
      font-weight: 700;
    }

    .change {
      font-family: 'Space Mono', monospace;
      font-size: .9rem;
      font-weight: 700;
      padding: 4px 10px;
      border-radius: 4px;
      display: inline-block;
      margin-top: 4px;
    }

    .change.up   { background: rgba(0,229,160,.12);  color: var(--accent); }
    .change.down { background: rgba(255,77,109,.12); color: var(--red); }
    .change.flat { background: rgba(255,209,102,.12);color: var(--yellow); }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(155px, 1fr));
      gap: 12px;
    }

    .stat {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 14px 16px;
    }

    .stat-label {
      font-family: 'Space Mono', monospace;
      font-size: .65rem;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 6px;
    }

    .stat-value {
      font-family: 'Space Mono', monospace;
      font-size: .95rem;
      font-weight: 700;
      color: var(--text);
    }

    .divider { border: none; border-top: 1px solid var(--border); margin: 24px 0; }

    .range-wrap { margin-top: 16px; }

    .range-label {
      font-family: 'Space Mono', monospace;
      font-size: .7rem;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: 1px;
      margin-bottom: 10px;
    }

    .range-bar-outer {
      position: relative;
      height: 6px;
      background: var(--border);
      border-radius: 3px;
    }

    .range-bar-fill {
      height: 100%;
      background: linear-gradient(90deg, var(--accent2), var(--accent));
      border-radius: 3px;
      transition: width .6s ease;
    }

    .range-dot {
      position: absolute;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 12px;
      height: 12px;
      background: #fff;
      border: 2px solid var(--accent);
      border-radius: 50%;
    }

    .range-extremes {
      display: flex;
      justify-content: space-between;
      font-family: 'Space Mono', monospace;
      font-size: .7rem;
      color: var(--muted);
      margin-top: 6px;
    }

    /* ── chart card ── */
    .chart-card {
      background: var(--card-bg);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 24px 24px 20px;
      margin-bottom: 24px;
      animation: fadeUp .5s ease .1s both;
      position: relative;
      overflow: hidden;
    }

    .chart-card::before {
      content: '';
      position: absolute;
      top: 0; left: 0; right: 0;
      height: 2px;
      background: linear-gradient(90deg, var(--accent2), var(--accent));
    }

    .chart-top {
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
      margin-bottom: 20px;
    }

    .chart-title {
      font-family: 'Space Mono', monospace;
      font-size: .7rem;
      color: var(--muted);
      text-transform: uppercase;
      letter-spacing: 1px;
    }

    .period-btns { display: flex; gap: 6px; flex-wrap: wrap; }

    .period-btn {
      font-family: 'Space Mono', monospace;
      font-size: .68rem;
      color: var(--muted);
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 4px;
      padding: 5px 10px;
      cursor: pointer;
      transition: all .15s;
      letter-spacing: 1px;
    }

    .period-btn:hover { border-color: var(--accent); color: var(--accent); }

    .period-btn.active {
      background: var(--accent);
      border-color: var(--accent);
      color: #000;
      font-weight: 700;
    }

    .chart-container {
      position: relative;
      height: 260px;
    }

    .chart-loading {
      display: none;
      position: absolute;
      inset: 0;
      align-items: center;
      justify-content: center;
      background: rgba(19,23,31,.8);
      border-radius: 8px;
      font-family: 'Space Mono', monospace;
      font-size: .75rem;
      color: var(--muted);
      gap: 10px;
    }

    .chart-loading.active { display: flex; }

    .chart-spinner {
      width: 18px;
      height: 18px;
      border: 2px solid var(--border);
      border-top-color: var(--accent);
      border-radius: 50%;
      animation: spin .7s linear infinite;
    }

    .about-box {
      background: var(--bg);
      border: 1px solid var(--border);
      border-radius: 8px;
      padding: 16px;
      margin-top: 16px;
    }

    .about-box p {
      font-size: .82rem;
      color: var(--muted);
      line-height: 1.7;
    }

    footer {
      position: relative;
      z-index: 1;
      text-align: center;
      padding: 24px;
      border-top: 1px solid var(--border);
      font-family: 'Space Mono', monospace;
      font-size: .7rem;
      color: var(--muted);
    }

    footer a { color: var(--accent2); text-decoration: none; }

    @media (max-width: 600px) {
      header { padding: 16px 20px; }
      main   { padding: 30px 16px 60px; }
      .price, .ticker { font-size: 1.4rem; }
      .asset-card, .chart-card { padding: 18px; }
      .chart-container { height: 200px; }
    }