:root{--bg:#f8fafc;--cyan:#2563eb;--purple:#8B5CF6;--t1:#F3F4F6;--t2:#6B7280;--t3:#374151;--card:rgba(7,20,40,.78);--bdr:rgba(37,99,235,.1)}
*{box-sizing:border-box}
body{background:var(--bg);color:#D1D5DB;font-family:-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;margin:0;min-height:100vh}
.wrap{max-width:1100px;margin:0 auto;padding:48px 24px 60px;position:relative;z-index:1}
.hero{text-align:center;padding:20px 0 32px}
.hero .ic{font-size:3.4rem;margin-bottom:10px;animation:flt 3s ease-in-out infinite}
@keyframes flt{0%,100%{transform:translateY(0)}50%{transform:translateY(-8px)}}
h1{font-size:2.2rem;font-weight:700;color:var(--t1);margin:0 0 10px}
.hero p{color:var(--t2);font-size:.92rem;max-width:760px;margin:0 auto;line-height:1.8}
.card{background:var(--card);border:1px solid var(--bdr);border-radius:16px;padding:26px;margin-bottom:24px;backdrop-filter:blur(14px)}
.card h3{margin:0 0 18px;font-size:1.05rem;color:var(--t1)}
.fg{margin-bottom:16px}
.fg label{display:block;font-size:.88rem;color:var(--t2);margin-bottom:6px;font-weight:500}
.fg select,.fg textarea{padding:12px 14px;background:rgba(10,14,23,.8);border:1px solid rgba(48,54,61,.5);border-radius:10px;color:var(--t1);font-size:.85rem;width:100%}
.fg select{appearance:none;cursor:pointer}
.fg textarea{font-family:monospace;resize:vertical;min-height:140px;line-height:1.5;font-size:.82rem}
.fg .hint{font-size:.75rem;color:var(--t2);margin-top:5px}
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 34px;background:var(--cyan);color:var(--bg);border:none;border-radius:10px;font-size:.95rem;font-weight:600;cursor:pointer;transition:all .2s}
.btn:hover{box-shadow:0 0 24px rgba(37,99,235,.25)}
.btn:disabled{opacity:.5;cursor:wait}
.btn.ghost{background:transparent;border:1px solid rgba(37,99,235,.35);color:var(--cyan);padding:6px 16px;font-size:.78rem;border-radius:8px}
.btn.ghost:hover{box-shadow:none;background:rgba(37,99,235,.08)}
#spin{text-align:center;padding:44px 0;color:var(--t2);display:none}
.spinner{display:inline-block;width:30px;height:30px;border:3px solid rgba(37,99,235,.15);border-top-color:var(--cyan);border-radius:50%;animation:spin .8s linear infinite;margin-bottom:10px}
@keyframes spin{to{transform:rotate(360deg)}}
#loginModal{display:none;position:fixed;inset:0;z-index:9999;background:rgba(2,8,18,.85);align-items:center;justify-content:center}
#loginModal .box{background:rgba(7,20,40,.95);border:1px solid rgba(37,99,235,.2);border-radius:16px;padding:36px 44px;text-align:center;max-width:360px}
#loginModal h3{color:var(--t1);margin:0 0 10px}
#loginModal p{color:var(--t2);font-size:.86rem;margin:0 0 20px}
#loginModal a{display:inline-block;background:var(--cyan);color:var(--bg);text-decoration:none;padding:10px 32px;border-radius:10px;font-weight:600}
.score{display:inline-flex;align-items:center;gap:10px}
.score .num{font-size:2rem;font-weight:700;color:var(--cyan);font-family:monospace}
.score .bar{width:220px;height:8px;background:rgba(48,54,61,.5);border-radius:4px;overflow:hidden}
.score .bar i{display:block;height:100%;background:linear-gradient(90deg,var(--cyan),var(--purple));border-radius:4px;transition:width .5s}
.tag{display:inline-block;padding:2px 10px;border-radius:20px;font-size:.72rem;font-weight:600;margin-right:4px}
.tag.strong{background:rgba(37,99,235,.15);color:var(--cyan)}
.tag.mid{background:rgba(139,92,246,.18);color:#C4B5FD}
.tag.weak{background:rgba(248,113,113,.15);color:#FCA5A5}
.tag.ref{background:rgba(107,114,128,.15);color:#9CA3AF}
.detected{background:rgba(37,99,235,.07);border:1px solid rgba(37,99,235,.25);border-radius:12px;padding:14px 18px;font-size:.85rem;color:#A7F3D0;margin-bottom:16px;font-family:monospace;line-height:1.8}
table{width:100%;border-collapse:collapse;font-size:.8rem}
th{color:var(--t2);text-align:left;padding:8px;border-bottom:1px solid rgba(48,54,61,.5);font-weight:500;white-space:nowrap}
td{padding:8px;border-bottom:1px solid rgba(48,54,61,.22);color:#D1D5DB;vertical-align:top}
tr:hover td{background:rgba(37,99,235,.03)}
.seqbox{font-family:monospace;font-size:.72rem;color:#A7F3D0;background:rgba(2,8,18,.6);border-radius:8px;padding:10px;word-break:break-all;line-height:1.6;max-width:430px;max-height:120px;overflow:auto}
.note{color:#F59E0B;font-size:.8rem;margin:14px 0 0;line-height:1.7}
.sect{margin-top:22px}
.sect h4{color:var(--t1);font-size:.95rem;margin:0 0 12px}
.rank li{display:flex;align-items:center;gap:10px;padding:8px 0;border-bottom:1px solid rgba(48,54,61,.2);font-size:.85rem}
.rank li .rn{width:26px;height:26px;border-radius:50%;background:rgba(37,99,235,.12);color:var(--cyan);display:flex;align-items:center;justify-content:center;font-size:.72rem;font-weight:700}
.rank li .nm{font-weight:600;color:var(--t1);min-width:70px}
.rank li .rc{color:var(--t2);font-size:.78rem}