:root{--bg:#F6F4FC;--deep:#E8F2FA;--card:#fff;--ink:#2A2D4A;--body:#3A3E58;--muted:#6A6E88;--soft:#8A8EAA;--purple:#7B6BB5;--blue:#6BA3D6;--lilac:#C9B8E8;--mist:#B8D4F0;--peach:#E8B4B8;--line:rgba(42,45,74,.12);--shadow:0 14px 34px rgba(42,45,74,.09);--max:1140px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--body);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.78;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%;object-fit:contain;object-position:center}.site-header{position:fixed;inset:0 0 auto 0;z-index:40}.nation-line{height:7px;background:linear-gradient(90deg,var(--purple),var(--blue));color:#fff;font-size:7px;line-height:7px;overflow:visible}.top-inner{max-width:var(--max);height:100%;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:0 16px}.top-inner span,.top-inner 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