/* roulang page: index */
:root {
      --primary: #00F298;
      --secondary: #6366F1;
      --bg-dark: #0D0F12;
      --card-dark: #161A20;
      --border-line: rgba(255, 255, 255, 0.08);
    }
    body {
      background-color: var(--bg-dark);
      color: #F3F4F6;
      font-family: 'PingFang SC', 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
      overflow-x: hidden;
    }
    .glow-mint {
      box-shadow: 0 0 25px rgba(0, 242, 152, 0.18);
    }
    .glow-subtle {
      transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    }
    .glow-subtle:hover {
      border-color: rgba(0, 242, 152, 0.4);
      transform: translateY(-2px);
      box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 242, 152, 0.12);
    }
    .clip-slant {
      clip-path: polygon(0 0, 100% 0, 100% 88%, 0 100%);
    }
    details[open] summary svg {
      transform: rotate(180deg);
    }