:root{--primary:#2563eb;--primary2:#7c3aed;--cyan:#06b6d4;--green:#16a34a;--red:#ef4444;--gold:#f59e0b;--text:#0f172a;--muted:#64748b;--bg:#08111f;--card:rgba(255,255,255,.92);--soft:rgba(255,255,255,.72);--border:rgba(148,163,184,.24);--shadow:0 18px 45px rgba(2,6,23,.16)}*{box-sizing:border-box}html{min-height:100%}body{margin:0;min-height:100%;background:radial-gradient(circle at 15% 8%,rgba(37,99,235,.32),transparent 28%),radial-gradient(circle at 86% 4%,rgba(124,58,237,.28),transparent 30%),linear-gradient(145deg,#08111f 0%,#10213d 38%,#eef5ff 100%);background-attachment:fixed;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,"Noto Sans SC",sans-serif}.bg-orb{position:fixed;z-index:-1;border-radius:999px;filter:blur(8px);opacity:.55;pointer-events:none}.orb-one{width:220px;height:220px;left:-80px;top:150px;background:linear-gradient(135deg,#22d3ee,#2563eb)}.orb-two{width:260px;height:260px;right:-110px;bottom:80px;background:linear-gradient(135deg,#a78bfa,#f59e0b)}.app{max-width:820px;margin:0 auto;min-height:100vh;padding-bottom:28px}.top{position:sticky;top:0;z-index:5;margin:0 10px;padding:14px 14px 12px;background:rgba(255,255,255,.82);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);border:1px solid rgba(255,255,255,.42);border-top:0;border-radius:0 0 24px 24px;box-shadow:0 12px 35px rgba(15,23,42,.14)}.brand-wrap{display:flex;align-items:center;gap:12px;margin-bottom:12px}.brand-mark{width:42px;height:42px;border-radius:15px;display:grid;place-items:center;color:#fff;font-weight:900;font-size:20px;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 10px 26px rgba(37,99,235,.35)}.brand{font-weight:900;font-size:18px;line-height:1.25;letter-spacing:-.02em}.brand-sub{margin-top:2px;color:var(--muted);font-size:11px;text-transform:uppercase;letter-spacing:.08em}.top nav{display:flex;gap:8px;overflow-x:auto;padding-bottom:2px;scrollbar-width:none}.top nav::-webkit-scrollbar{display:none}.top a{white-space:nowrap;text-decoration:none;color:#1e293b;background:linear-gradient(180deg,#fff,#f8fafc);border:1px solid rgba(148,163,184,.28);border-radius:999px;padding:8px 13px;font-size:14px;font-weight:800;box-shadow:0 6px 16px rgba(15,23,42,.06)}.top a:active,.btn:active,.option:active{transform:scale(.985)}.main{padding:18px 14px}.card{background:var(--card);border:1px solid rgba(255,255,255,.56);border-radius:24px;padding:18px;margin-bottom:16px;box-shadow:var(--shadow);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px)}.hero{position:relative;overflow:hidden;padding:24px 20px;background:linear-gradient(145deg,rgba(255,255,255,.96),rgba(239,246,255,.86));border-color:rgba(255,255,255,.7)}.hero:after{content:"";position:absolute;right:-32px;top:-36px;width:135px;height:135px;border-radius:50%;background:linear-gradient(135deg,rgba(37,99,235,.18),rgba(124,58,237,.14))}.hero h1,.page-title h1{position:relative;margin:0 0 10px;font-size:27px;line-height:1.22;letter-spacing:-.04em}.hero p,.page-title p{position:relative;color:#475569;line-height:1.75;margin:0}.hero-badges{position:relative;display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.hero-badges span{font-size:12px;font-weight:900;color:#1d4ed8;background:#dbeafe;border:1px solid #bfdbfe;border-radius:999px;padding:6px 10px}.stats{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat{margin:0;text-align:left;min-height:112px;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(160deg,rgba(255,255,255,.95),rgba(248,250,252,.86))}.stat strong{display:block;font-size:36px;line-height:1;color:transparent;background:linear-gradient(135deg,var(--primary),var(--primary2));-webkit-background-clip:text;background-clip:text;font-weight:950}.stat span{display:block;margin-top:8px;color:var(--muted);font-weight:800}.actions{display:grid;gap:11px;background:rgba(255,255,255,.86)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:16px;background:linear-gradient(180deg,#f8fafc,#e2e8f0);color:#111827;text-decoration:none;text-align:center;padding:13px 17px;font-weight:900;font-size:16px;box-shadow:0 10px 22px rgba(15,23,42,.08);transition:.16s ease}.btn.primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 14px 28px rgba(37,99,235,.28)}.btn.ghost{background:rgba(255,255,255,.72);border:1px solid rgba(148,163,184,.35)}.btn.full{width:100%}.progress{display:flex;align-items:center;justify-content:space-between;gap:8px;flex-wrap:wrap;background:linear-gradient(135deg,rgba(15,23,42,.9),rgba(30,64,175,.82));color:#fff;border-color:rgba(255,255,255,.18)}.progress small{color:#cbd5e1}.progress strong{font-size:18px}.tag{display:inline-block;background:linear-gradient(135deg,#dbeafe,#ede9fe);color:#1d4ed8;border:1px solid rgba(37,99,235,.16);border-radius:999px;padding:5px 11px;font-size:13px;font-weight:900;margin-bottom:12px}.question h2,.wrong-item h2{font-size:20px;line-height:1.6;margin:4px 0 18px;letter-spacing:-.015em}.options{display:grid;gap:12px;margin:12px 0 20px}.option{display:flex;align-items:flex-start;gap:12px;border:1px solid rgba(148,163,184,.28);background:linear-gradient(180deg,rgba(255,255,255,.95),rgba(248,250,252,.9));border-radius:18px;padding:14px;box-shadow:0 10px 22px rgba(15,23,42,.06);transition:.16s ease}.option:hover{border-color:rgba(37,99,235,.45);box-shadow:0 12px 28px rgba(37,99,235,.12)}.option input{margin-top:3px;width:19px;height:19px;accent-color:var(--primary)}.option span{line-height:1.55;font-weight:700;color:#1f2937}.option-line{border:1px solid rgba(148,163,184,.2);background:rgba(248,250,252,.9);border-radius:14px;padding:10px 12px;margin:8px 0;line-height:1.55}.notice.wrong{border-color:rgba(239,68,68,.25);background:linear-gradient(145deg,#fff,#fef2f2)}.notice.wrong p{font-weight:900;color:#b91c1c}.answer-box{margin-top:14px;padding:13px;border-radius:16px;background:linear-gradient(135deg,#ecfdf5,#f0fdf4);border:1px solid rgba(22,163,74,.2);line-height:1.7;color:#14532d;font-weight:800}.analysis{margin-top:12px;padding:12px;border-radius:16px;background:#fff7ed;border:1px solid #fed7aa;color:#9a3412;line-height:1.7}.empty,.error{line-height:1.7}.error{border-color:rgba(239,68,68,.25);background:#fff5f5}.result{text-align:center;background:linear-gradient(145deg,#fff,#eff6ff)}.result h2{font-size:26px;margin:4px 0 12px}.log{white-space:pre-wrap;overflow:auto;background:#0f172a;color:#dbeafe;border-color:rgba(255,255,255,.12);font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,monospace}.tips h2{margin-top:0}.page-title .btn{margin-top:14px}@media (max-width:520px){.app{max-width:none}.main{padding:14px 10px}.top{margin:0 8px;padding:12px}.brand{font-size:16px}.brand-mark{width:38px;height:38px;border-radius:13px}.hero h1,.page-title h1{font-size:24px}.card{border-radius:22px;padding:16px}.stats{gap:10px}.stat strong{font-size:32px}.question h2,.wrong-item h2{font-size:18px}.btn{font-size:15px;padding:13px 14px}.option{padding:13px;border-radius:16px}}
.score-result{text-align:center;position:relative;overflow:hidden}.score-circle{width:132px;height:132px;margin:6px auto 14px;border-radius:50%;display:flex;align-items:center;justify-content:center;flex-direction:column;color:#fff;background:linear-gradient(135deg,var(--primary),var(--primary2));box-shadow:0 18px 38px rgba(37,99,235,.28)}.score-circle strong{font-size:42px;line-height:1;font-weight:900}.score-circle span{font-size:14px;opacity:.9}.score-item{display:flex;gap:14px;align-items:center}.score-main{min-width:96px;padding:14px;border-radius:20px;text-align:center;color:#fff;background:linear-gradient(135deg,#0ea5e9,#7c3aed);box-shadow:0 12px 28px rgba(14,165,233,.22)}.score-main strong{font-size:34px;line-height:1;font-weight:900}.score-main span{display:block;margin-top:4px;font-size:12px;opacity:.9}.score-meta{flex:1}.score-meta p{margin:8px 0;color:var(--text);line-height:1.65}.score-meta small{color:var(--muted)}@media(max-width:560px){.score-item{align-items:flex-start}.score-main{min-width:86px}.score-main strong{font-size:30px}}


/* 20260509 判断题与模块间距优化 */
.main{display:flex;flex-direction:column;gap:18px;padding-top:18px}
.card{margin-top:0;margin-bottom:0}
.hero.card,.page-title.card,.question.card,.progress.card,.actions.card,.notice.card,.result.card,.wrong-item.card,.score-item.card,.tips.card,.empty.card{margin-bottom:0}
.stats{gap:14px;margin:0}
.actions{display:grid;gap:14px}
.options{display:flex;flex-direction:column;gap:14px;margin-top:18px;margin-bottom:18px}
.option{margin:0;padding:16px 16px;border-radius:18px}
.option-line{margin:10px 0;padding:13px 14px;border-radius:14px;background:rgba(255,255,255,.62);border:1px solid rgba(148,163,184,.22)}
.answer-box,.analysis{margin-top:16px}
.hero-badges{margin-top:18px;gap:10px}
.top{margin-bottom:4px}
@media(max-width:560px){.main{gap:16px;padding:16px 12px 28px}.stats{gap:12px}.actions{gap:12px}.option{padding:15px 14px}.card{border-radius:22px}}