:root {
      --bg: #0b1020;
      --card: rgba(255,255,255,0.08);
      --card2: rgba(255,255,255,0.12);
      --text: #e9eeff;
      --muted: rgba(233,238,255,0.7);
      --line: rgba(255,255,255,0.15);
      --shadow: 0 18px 60px rgba(0,0,0,0.35);
      --radius: 18px;
    }
    * { box-sizing: border-box; }
    body {
      margin: 0;
      font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Apple SD Gothic Neo", "Noto Sans KR", Arial, sans-serif;
      color: var(--text);
      background:
        radial-gradient(1200px 600px at 10% 10%, rgba(120,135,255,0.35), transparent 60%),
        radial-gradient(900px 500px at 90% 20%, rgba(255,120,200,0.25), transparent 60%),
        radial-gradient(900px 600px at 50% 100%, rgba(80,255,220,0.18), transparent 60%),
        var(--bg);
      min-height: 100vh;
      display: grid;
      place-items: center;
      padding: 24px;
    }
    .wrap {
      width: min(920px, 100%);
      display: grid;
      gap: 16px;
    }
    .card {
      background: linear-gradient(180deg, rgba(255,255,255,0.10), rgba(255,255,255,0.06));
      border: 1px solid var(--line);
      border-radius: var(--radius);
      box-shadow: var(--shadow);
      backdrop-filter: blur(10px);
      padding: 22px;
    }
    .top {
      display: flex;
      gap: 16px;
      align-items: flex-start;
      justify-content: space-between;
      flex-wrap: wrap;
    }
    h1 {
      margin: 0;
      font-size: 22px;
      letter-spacing: -0.3px;
    }
    .sub {
      margin-top: 8px;
      color: var(--muted);
      font-size: 14px;
      line-height: 1.5;
    }
    .controls {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      align-items: center;
      justify-content: flex-end;
    }
    button {
      appearance: none;
      border: 1px solid var(--line);
      background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.08));
      color: var(--text);
      padding: 11px 14px;
      border-radius: 14px;
      cursor: pointer;
      font-weight: 700;
      font-size: 14px;
      transition: transform 0.05s ease, background 0.2s ease, border-color 0.2s ease;
    }
    button:hover { border-color: rgba(255,255,255,0.28); }
    button:active { transform: translateY(1px); }
    button.primary {
      border: 1px solid rgba(120,135,255,0.55);
      background: linear-gradient(180deg, rgba(120,135,255,0.55), rgba(120,135,255,0.25));
    }
    .row {
      display: grid;
      gap: 12px;
      margin-top: 16px;
    }
    .numbers {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      align-items: center;
      padding: 16px;
      background: rgba(0,0,0,0.18);
      border: 1px solid var(--line);
      border-radius: 16px;
      min-height: 74px;
    }
    .ball {
      width: 54px;
      height: 54px;
      border-radius: 999px;
      display: grid;
      place-items: center;
      font-weight: 900;
      font-size: 18px;
      border: 1px solid rgba(255,255,255,0.22);
      box-shadow: 0 10px 24px rgba(0,0,0,0.25);
      user-select: none;
      position: relative;
      overflow: hidden;
      background: rgba(255,255,255,0.12);
      animation: fall 0.5s ease-out forwards;
      opacity: 0;
      transform: translateY(-20px);
    }

    @keyframes fall {
      to {
        opacity: 1;
        transform: translateY(0);
      }
    }

    .ball::after{
      content:"";
      position:absolute;
      inset:-30% -30% auto auto;
      width:80px;height:80px;
      background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.55), transparent 55%);
      transform: rotate(25deg);
    }

    /* 번호 구간별 색상 느낌 */
    .c1 { background: linear-gradient(180deg, rgba(255,220,120,0.65), rgba(255,220,120,0.22)); }
    .c2 { background: linear-gradient(180deg, rgba(120,200,255,0.65), rgba(120,200,255,0.22)); }
    .c3 { background: linear-gradient(180deg, rgba(255,140,140,0.65), rgba(255,140,140,0.22)); }
    .c4 { background: linear-gradient(180deg, rgba(170,255,170,0.55), rgba(170,255,170,0.18)); }
    .c5 { background: linear-gradient(180deg, rgba(200,170,255,0.60), rgba(200,170,255,0.20)); }

    .meta {
      display: flex;
      gap: 10px;
      flex-wrap: wrap;
      color: var(--muted);
      font-size: 13px;
      align-items: center;
    }
    .pill {
      padding: 6px 10px;
      border-radius: 999px;
      border: 1px solid var(--line);
      background: rgba(255,255,255,0.08);
    }
    .grid2 {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
    }
    @media (max-width: 820px) {
      .grid2 { grid-template-columns: 1fr; }
    }
    .history {
      display: grid;
      gap: 10px;
    }
    .hitem {
      display: flex;
      justify-content: space-between;
      align-items: center;
      gap: 10px;
      padding: 12px 14px;
      border-radius: 14px;
      border: 1px solid var(--line);
      background: rgba(0,0,0,0.14);
    }
    .hnums { color: var(--text); font-weight: 700; letter-spacing: 0.2px; }
    .htime { color: var(--muted); font-size: 12px; white-space: nowrap; }
    .toast {
      position: fixed;
      left: 50%;
      bottom: 18px;
      transform: translateX(-50%);
      background: rgba(0,0,0,0.55);
      border: 1px solid rgba(255,255,255,0.18);
      color: var(--text);
      padding: 10px 14px;
      border-radius: 999px;
      box-shadow: 0 16px 40px rgba(0,0,0,0.35);
      opacity: 0;
      pointer-events: none;
      transition: opacity 0.2s ease, transform 0.2s ease;
    }
    .toast.show {
      opacity: 1;
      transform: translateX(-50%) translateY(-6px);
    }