:root {
    --bg: #14161a; --panel: #1c1f26; --line: #2b303a;
    --ink: #e8eaee; --dim: #9aa3b2; --accent: #ffb020; --ok: #46c46b;
  }
  * { box-sizing: border-box; }
  body {
    margin: 0; background: var(--bg); color: var(--ink);
    font: 15px/1.5 "Segoe UI", system-ui, sans-serif;
  }
  header {
    position: sticky; top: 0; z-index: 5; background: var(--panel);
    border-bottom: 1px solid var(--line); padding: 10px 18px;
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
  }
  header .brand { font-weight: 600; letter-spacing: .02em; }
  header .picked { color: var(--dim); }
  header .picked b { color: var(--ok); }
  main { max-width: 1200px; margin: 0 auto; padding: 22px 18px 60px; }
  .bar { display: flex; align-items: center; gap: 14px; margin-bottom: 14px; }
  h1 { font-size: 21px; margin: 0; flex: 1; }
  .count { color: var(--dim); font-variant-numeric: tabular-nums; }
  button {
    font: inherit; color: var(--ink); background: #262b34;
    border: 1px solid var(--line); border-radius: 6px;
    padding: 7px 14px; cursor: pointer;
  }
  button:hover { background: #2f3540; }
  button.pick { border-color: var(--accent); color: var(--accent); }
  button.pick.on { background: var(--ok); border-color: var(--ok); color: #0d1210; }
  .grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .cell {
    aspect-ratio: 3 / 2; background: #0f1114; border: 1px solid var(--line);
    border-radius: 8px; overflow: hidden; display: flex;
    align-items: center; justify-content: center;
  }
  .cell img { width: 100%; height: 100%; object-fit: cover; cursor: zoom-in; display: block; }
  .cell .none { color: #5b6472; font-size: 13px; text-align: center; padding: 10px; }
  .prompt {
    margin-top: 16px; padding: 14px 16px; background: var(--panel);
    border: 1px solid var(--line); border-radius: 8px;
    color: var(--dim); font-size: 13.5px; white-space: pre-wrap;
  }
  .strip { display: flex; gap: 6px; flex-wrap: wrap; margin-top: 18px; }
  .strip button { padding: 5px 10px; font-size: 13px; }
  .strip button.cur { border-color: var(--accent); color: var(--accent); }
  .strip button.won { border-color: var(--ok); color: var(--ok); }
  #lightbox {
    position: fixed; inset: 0; background: rgba(8,9,11,.94); display: none;
    align-items: center; justify-content: center; z-index: 20; cursor: zoom-out;
  }
  #lightbox img { max-width: 96vw; max-height: 96vh; object-fit: contain; }