:root{--bg:#0D0B10;--panel:#17131D;--panel2:#211A29;--line:#382A3D;--red:#E62B46;--red2:#A91935;--purple:#7650A4;--text:#F6F2F8;--muted:#D7CCDD;--active:#FF5570;--max:1180px}*{box-sizing:border-box}html{background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;scroll-behavior:smooth}body{margin:0;background:var(--bg);line-height:1.8}a{color:inherit;text-decoration:none}a:hover{color:var(--active)}button,input{font:inherit}.wrap{width:min(var(--max),calc(100% - 48px));margin:auto}.site-header{background:#100d14;border-bottom:1px solid var(--line)}.brand-row{height:68px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;font-weight:800;letter-spacing:.08em}.brand-logo{max-height:36px;width:auto}.tools{display:flex;align-items:center;gap:22px;font-size:14px}.plain-btn,.mobile-tools button,.search-row 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