.quote-section[data-astro-cid-dibuaoov]{max-width:1200px;margin:0 auto;padding:4px 32px;display:flex;align-items:center;justify-content:center;gap:10px;position:relative;z-index:0}.quote-icon[data-astro-cid-dibuaoov]{font-size:18px}.quote-text[data-astro-cid-dibuaoov]{font-family:var(--font-code);font-size:13px;color:var(--text-muted);letter-spacing:1px}footer[data-astro-cid-35ed7um5]{position:relative;flex-direction:column!important;justify-content:center!important;gap:8px}.footer-row[data-astro-cid-35ed7um5]{display:flex;align-items:center;justify-content:space-between;width:100%}.footer-center[data-astro-cid-35ed7um5]{display:flex;align-items:center;gap:16px}.version-tag[data-astro-cid-35ed7um5]{font-family:var(--font-code);font-size:11px;color:var(--text-muted);opacity:.5}.beian[data-astro-cid-35ed7um5]{font-size:11px;color:var(--text-muted);text-decoration:none}.beian[data-astro-cid-35ed7um5]:hover{color:var(--text-dim)}@media(max-width:768px){.footer-row[data-astro-cid-35ed7um5]{flex-direction:column;gap:8px;text-align:center}.footer-center[data-astro-cid-35ed7um5]{flex-wrap:wrap;justify-content:center}}.toast-container[data-astro-cid-oozri3xh]{position:fixed;top:80px;right:20px;z-index:10000;display:flex;flex-direction:column;gap:8px;pointer-events:none}.toast[data-astro-cid-oozri3xh]{padding:12px 20px;border-radius:8px;font-family:var(--font-code);font-size:13px;font-weight:500;color:var(--bg);background:var(--green);box-shadow:0 4px 12px #0000004d;transform:translate(120%);transition:transform .3s ease;pointer-events:auto;max-width:360px;word-break:break-word}.toast[data-astro-cid-oozri3xh].show{transform:translate(0)}.toast-success[data-astro-cid-oozri3xh]{background:var(--green)}.toast-error[data-astro-cid-oozri3xh]{background:var(--rose)}.toast-warning[data-astro-cid-oozri3xh]{background:var(--amber)}.toast-info[data-astro-cid-oozri3xh]{background:var(--blue)}:root{--bg: #0a0e17;--bg-deep: #060910;--surface: #111827;--surface-hover: #1a2235;--surface-active: #1e293b;--border: #1e2d44;--border-bright: #2a3f5f;--green: #00e87b;--green-dim: rgba(0,232,123,.12);--green-bright: #66ffb3;--green-glow: rgba(0,232,123,.25);--cyan: #22d3ee;--cyan-dim: rgba(34,211,238,.1);--amber: #f59e0b;--amber-dim: rgba(245,158,11,.1);--rose: #f43f5e;--rose-dim: rgba(244,63,94,.1);--purple: #a78bfa;--purple-dim: rgba(167,139,250,.1);--blue: #3b82f6;--blue-dim: rgba(59,130,246,.1);--text: #e2e8f0;--text-dim: #94a3b8;--text-muted: #475569;--font-code: "JetBrains Mono", monospace;--font-body: "Noto Sans SC", system-ui, sans-serif;--radius: 10px;--radius-lg: 16px}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:var(--font-body);background:var(--bg);color:var(--text);line-height:1.7;overflow-x:hidden}body:after{content:"";position:fixed;inset:0;background-image:linear-gradient(rgba(0,232,123,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(0,232,123,.02) 1px,transparent 1px);background-size:60px 60px;pointer-events:none;z-index:0}.ambient{position:fixed;inset:0;background:radial-gradient(ellipse 700px 500px at 15% 10%,rgba(0,232,123,.04),transparent),radial-gradient(ellipse 500px 400px at 85% 25%,rgba(34,211,238,.03),transparent),radial-gradient(ellipse 400px 300px at 50% 80%,rgba(167,139,250,.02),transparent);pointer-events:none;z-index:0}a{color:var(--green);text-decoration:none}nav{position:fixed;top:0;left:0;right:0;z-index:100;height:64px;display:flex;align-items:center;padding:0 40px;background:#0a0e17f2;backdrop-filter:blur(20px);border-bottom:1px solid var(--border)}.nav-logo{display:flex;align-items:center;gap:12px;white-space:nowrap;font-family:var(--font-code);font-weight:700;font-size:17px;flex:1;text-decoration:none}.nav-icon{width:30px;height:30px;border-radius:6px;flex-shrink:0}.nav-logo .name{color:var(--text)}.nav-logo .nav-sub{color:var(--text-muted);font-weight:500}.nav-links{display:flex;align-items:center;gap:6px;flex-wrap:nowrap;white-space:nowrap;flex:1;justify-content:center}.nav-links a{font-size:14px;font-weight:500;padding:8px 16px;border-radius:8px;color:var(--text-dim);transition:all .2s}.nav-links a:hover{color:var(--text);background:var(--surface)}.nav-links a.active{color:var(--green);background:var(--green-dim)}.nav-btn{font-size:13px!important;font-weight:600!important;background:var(--green)!important;color:var(--bg)!important;padding:7px 18px!important}.nav-btn:hover{opacity:.85}.hero{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:128px 32px 60px;text-align:center}.hero-tag{display:inline-flex;align-items:center;gap:8px;padding:5px 14px;background:var(--green-dim);border:1px solid rgba(0,232,123,.2);border-radius:100px;font-family:var(--font-code);font-size:12px;color:var(--green);margin-bottom:24px;animation:fadeIn .5s ease forwards}.hero-tag .blink{width:6px;height:6px;background:var(--green);border-radius:50%;animation:blink 1.2s step-end infinite}@keyframes blink{0%,to{opacity:1}50%{opacity:0}}.hero h1{font-family:var(--font-code);font-size:clamp(28px,4vw,48px);font-weight:700;letter-spacing:-1.5px;line-height:1.3;margin-bottom:16px;text-align:center;opacity:0;animation:fadeUp .6s ease .1s forwards}.hero h1 .code-block{display:inline-block;text-align:left;white-space:pre;font-size:inherit;line-height:1.5;margin:0;padding:0}.hero h1 .kw{color:var(--purple)}.hero h1 .fn{color:var(--cyan)}.hero h1 .str{color:var(--green)}.hero h1 .digit{color:var(--amber)}.hero h1 .cm{color:var(--text-muted)}.hero-code .copy-button{display:none!important}.cursor{animation:cursor-blink 1s infinite;color:var(--green);font-weight:100}@keyframes cursor-blink{0%,49%{opacity:1}50%,to{opacity:0}}.hero-sub{font-size:16px;color:var(--text-dim);max-width:600px;margin:0 auto 32px;line-height:1.8;opacity:0;animation:fadeUp .6s ease .2s forwards}.hero-actions{display:flex;align-items:center;justify-content:center;gap:12px;opacity:0;animation:fadeUp .6s ease .3s forwards}.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;font-size:14px;font-weight:600;border:none;border-radius:8px;cursor:pointer;transition:all .2s;font-family:var(--font-code)}.btn-green{background:var(--green);color:var(--bg)}.btn-green:hover{box-shadow:0 4px 24px #00e87b4d;transform:translateY(-1px)}.btn-ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border-bright)}.btn-ghost:hover{color:var(--text);border-color:var(--text-muted)}.stats{display:flex;justify-content:center;gap:48px;padding:28px 0 0;opacity:0;animation:fadeUp .6s ease .4s forwards}.stat{text-align:center}.stat-val{font-family:var(--font-code);font-size:28px;font-weight:700;color:var(--green);letter-spacing:-1px}.stat-lbl{font-size:12px;color:var(--text-muted);margin-top:2px}.search-wrap{max-width:540px;margin:0 auto 48px;position:relative;opacity:0;animation:fadeUp .6s ease .45s forwards}.search-wrap input{width:100%;padding:13px 20px 13px 44px;background:var(--surface);border:1px solid var(--border);border-radius:10px;color:var(--text);font-size:14px;font-family:var(--font-code);outline:none;transition:all .2s}.search-wrap input::placeholder{color:var(--text-muted);font-family:var(--font-body)}.search-wrap input:focus{border-color:var(--green);box-shadow:0 0 0 3px var(--green-dim)}.search-wrap .icon{position:absolute;left:12px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-size:23px}.section{position:relative;z-index:1;max-width:1200px;margin:0 auto;padding:48px 32px 24px;width:100%}.sec-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:28px;flex-wrap:wrap;gap:12px}.sec-title{font-family:var(--font-code);font-size:22px;font-weight:700;letter-spacing:-.5px;display:flex;align-items:center;gap:10px}.sec-title .ico{width:32px;height:32px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px}.level-legend{display:flex;gap:16px;align-items:center}.legend-item{display:flex;align-items:center;gap:6px;font-size:13px;color:var(--text-dim)}.legend-dot{width:10px;height:10px;border-radius:50%}.sec-sub{font-size:13px;color:var(--text-muted);margin-top:6px}.tabs{display:flex;gap:2px;background:var(--surface);border:1px solid var(--border);padding:3px;border-radius:10px;width:fit-content}.tab{padding:8px 24px;font-size:13px;font-weight:500;border:none;border-radius:7px;cursor:pointer;background:transparent;color:var(--text-dim);font-family:var(--font-code);transition:all .2s}.tab.active{background:var(--green);color:var(--bg);font-weight:700}.tab:hover:not(.active){color:var(--text)}.cat-group{margin-bottom:40px}.cat-label{display:flex;align-items:center;gap:10px;margin-bottom:14px;padding-bottom:10px;border-bottom:1px solid var(--border)}.cat-dot{width:10px;height:10px;border-radius:3px;flex-shrink:0}.cat-name{font-family:var(--font-code);font-size:15px;font-weight:600;color:var(--text)}.cat-count{font-family:var(--font-code);font-size:11px;color:var(--text-muted);background:var(--bg-deep);padding:2px 8px;border-radius:100px}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:12px}.card{display:block;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;cursor:pointer;transition:all .25s ease;position:relative;overflow:hidden;text-decoration:none;color:inherit}.card:after{content:"";position:absolute;top:0;left:0;width:3px;height:100%;opacity:0;transition:opacity .25s}.card:hover{border-color:var(--border-bright);background:var(--surface-hover);transform:translate(4px)}.card:hover:after{opacity:1}.card.level-s{border-color:#f43f5e4d}.card.level-s:hover{border-color:var(--rose)}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.card-title{font-size:15px;font-weight:600;font-family:var(--font-code);letter-spacing:-.3px}.card-right{display:flex;align-items:center;gap:8px}.card-n{font-family:var(--font-code);font-size:11px;color:var(--text-muted)}.diff{display:flex;gap:2px;align-items:center}.diff d{display:block;width:7px;height:7px;border-radius:2px;background:var(--border)}.diff d.on{background:var(--green)}.diff d.on.w{background:var(--amber)}.diff d.on.h{background:var(--rose)}.card-desc{font-size:12.5px;color:var(--text-dim);line-height:1.7;margin-bottom:10px}.card-tags-row{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:8px;gap:8px}.card-tags{display:flex;flex-wrap:wrap;gap:4px;flex:1;margin-right:8px}.card-practice-area{display:flex;align-items:flex-end;gap:8px;flex-shrink:0}.tag{font-size:11px;padding:2px 8px;border-radius:4px;font-weight:500}.tag-exam{background:var(--rose-dim);color:var(--rose)}.tag-hot{background:var(--amber-dim);color:var(--amber)}.tag-base{background:var(--green-dim);color:var(--green)}.tag-adv{background:var(--purple-dim);color:var(--purple)}.tag-tip{background:var(--cyan-dim);color:var(--cyan)}.tag-j{background:var(--blue-dim);color:var(--blue)}.path-wrap{padding-left:36px;position:relative}.path-wrap:before{content:"";position:absolute;left:13px;top:0;bottom:0;width:2px;background:linear-gradient(to bottom,var(--green),var(--cyan),var(--amber),var(--rose));border-radius:2px}.pnode{position:relative;padding:16px 0}.pnode-dot{position:absolute;left:-30px;top:24px;width:12px;height:12px;border-radius:3px;border:3px solid var(--bg);z-index:2}.pnode-box{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px}.pnode-stage{font-family:var(--font-code);font-size:11px;font-weight:600;margin-bottom:4px}.pnode-title{font-size:16px;font-weight:700;margin-bottom:6px}.pnode-desc{font-size:13px;color:var(--text-dim);margin-bottom:12px}.pnode-topics{display:flex;flex-wrap:wrap;gap:5px}.ptopic{font-family:var(--font-code);font-size:11px;padding:3px 10px;background:var(--bg-deep);border:1px solid var(--border);border-radius:4px;color:var(--text-dim)}.exam-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}.ecard{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.ecard h3{font-family:var(--font-code);font-size:14px;font-weight:600;margin-bottom:10px;display:flex;align-items:center;gap:8px}.ecard p,.ecard li{font-size:13px;color:var(--text-dim);line-height:1.8}.ecard ul{list-style:none}.ecard li{padding:5px 0;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}.ecard li:last-child{border-bottom:none}.ecard li:before{content:">";font-family:var(--font-code);color:var(--green);font-size:12px;font-weight:700;flex-shrink:0}footer{position:relative;z-index:0;border-top:1px solid var(--border);max-width:1200px;margin:60px auto 0;padding:28px 32px;display:flex;align-items:center;justify-content:space-between;font-size:12px;color:var(--text-muted);font-family:var(--font-code)}footer a{color:var(--text-dim)}@keyframes fadeUp{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}.anim{opacity:0;animation:fadeUp .4s ease forwards}@media(max-width:768px){nav{padding:0 16px;height:60px}.nav-links{display:none}.hero{padding:108px 16px 40px}.section{padding:32px 16px 16px}.hero-actions{flex-direction:column}.stats{gap:20px;flex-wrap:wrap}.stat-val{font-size:22px}.card-grid{grid-template-columns:1fr}.tabs{width:100%}.tab{flex:1;text-align:center;padding:8px 12px}footer{flex-direction:column;gap:8px;text-align:center}.exam-overview{flex-direction:column}.exam-details,.guangdong-features,.exam-timeline,.tips-grid{grid-template-columns:1fr}}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg)}::-webkit-scrollbar-thumb{background:var(--border-bright);border-radius:3px}.pnode-goals{margin-top:12px;padding:12px 16px;background:var(--bg-deep);border:1px solid var(--border);border-radius:8px}.pnode-goals h4{font-family:var(--font-code);font-size:12px;font-weight:600;color:var(--text);margin:0 0 8px}.pnode-goals ul{list-style:none;padding:0;margin:0}.pnode-goals li{font-size:12px;color:var(--text-dim);padding:3px 0 3px 16px;position:relative}.pnode-goals li:before{content:">";position:absolute;left:0;color:var(--green);font-family:var(--font-code);font-weight:700}.path-tips{margin-top:40px;padding-top:24px;border-top:1px solid var(--border)}.path-tips h3{font-family:var(--font-code);font-size:16px;font-weight:600;color:var(--text);margin-bottom:16px}.tips-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px}.tip-item{background:var(--surface);border:1px solid var(--border);border-radius:8px;padding:14px}.tip-title{display:block;font-family:var(--font-code);font-size:13px;font-weight:600;color:var(--green);margin-bottom:4px}.tip-desc{display:block;font-size:12px;color:var(--text-dim)}.exam-overview{display:flex;gap:16px;margin-bottom:24px;width:100%}.overview-card{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px 32px}.overview-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-family:var(--font-code);font-size:20px;font-weight:700;margin:0 0 12px}.overview-card h3{font-family:var(--font-code);font-size:16px;font-weight:700;color:var(--text);margin:0 0 6px}.overview-card p{font-size:13px;color:var(--text-dim);margin:0 0 12px}.overview-card ul{list-style:none;padding:0;margin:0;text-align:left}.overview-card li{font-size:12px;color:var(--text-dim);padding:4px 0 4px 16px;position:relative}.overview-card li:before{content:">";position:absolute;left:0;color:var(--green);font-family:var(--font-code);font-weight:700}.exam-details{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-bottom:24px;width:100%}.detail-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.detail-card h3{font-family:var(--font-code);font-size:14px;font-weight:600;color:var(--text);margin:0 0 12px}.detail-card ul{list-style:none;padding:0;margin:0}.detail-card li{font-size:13px;color:var(--text-dim);padding:4px 0 4px 16px;position:relative}.detail-card li:before{content:">";position:absolute;left:0;color:var(--green);font-family:var(--font-code);font-weight:700}.detail-card table{width:100%;border-collapse:collapse}.detail-card th,.detail-card td{padding:8px 10px;border:1px solid var(--border);font-size:12px;text-align:left}.detail-card th{background:var(--bg-deep);font-family:var(--font-code);font-weight:600;color:var(--text)}.detail-card td{color:var(--text-dim)}.guangdong-features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:24px;width:100%}.feature-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px}.feature-card h3{font-family:var(--font-code);font-size:14px;font-weight:600;color:var(--green);margin:0 0 8px}.feature-card p{font-size:12px;color:var(--text-dim);line-height:1.6;margin:0}.exam-timeline{display:grid;grid-template-columns:repeat(5,1fr);gap:12px;margin-bottom:24px;width:100%}.timeline-item{display:flex;align-items:center;gap:8px;background:var(--surface);border:1px solid var(--border);border-radius:6px;padding:10px 14px}.timeline-date{font-family:var(--font-code);font-size:12px;font-weight:600;color:var(--green);white-space:nowrap}.timeline-text{font-size:12px;color:var(--text-dim)}.exam-topics{margin-bottom:24px}.exam-topics h3{font-family:var(--font-code);font-size:14px;font-weight:600;color:var(--text);margin-bottom:12px}.topics-grid{display:flex;flex-wrap:wrap;gap:8px}.exam-topic{font-family:var(--font-code);font-size:12px;padding:6px 14px;background:var(--surface);border:1px solid var(--border);border-radius:6px;color:var(--text-dim)}.auth-page{min-height:calc(100vh - 128px);display:flex;align-items:center;justify-content:center;padding:88px 16px 40px;position:relative;z-index:1}.auth-container{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);padding:40px;width:100%;max-width:420px}.auth-title{font-family:var(--font-code);font-size:24px;font-weight:700;color:var(--text);margin:0 0 8px}.auth-subtitle{font-size:14px;color:var(--text-dim);margin:0 0 32px}.auth-form{display:flex;flex-direction:column;gap:20px}.auth-field{display:flex;flex-direction:column;gap:6px}.auth-field label{font-family:var(--font-code);font-size:12px;font-weight:600;color:var(--text-dim);text-transform:uppercase;letter-spacing:.5px}.auth-field input{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:12px 16px;color:var(--text);font-family:var(--font-code);font-size:14px;transition:all .2s}.auth-field input:focus{outline:none;border-color:var(--green);box-shadow:0 0 0 3px var(--green-dim)}.auth-field input::placeholder{color:var(--text-muted)}.auth-submit{background:var(--green);color:var(--bg);border:none;border-radius:var(--radius);padding:12px;font-family:var(--font-code);font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;margin-top:8px}.auth-submit:hover{box-shadow:0 4px 24px #00e87b4d;transform:translateY(-1px)}.auth-submit:disabled{opacity:.6;cursor:not-allowed;transform:none;box-shadow:none}.auth-error{color:var(--rose);font-family:var(--font-code);font-size:13px;margin:0;padding:8px 12px;background:var(--rose-dim);border-radius:6px}.auth-switch{text-align:center;font-size:13px;color:var(--text-dim);margin:24px 0 0}.nav-right{display:flex;align-items:center;justify-content:flex-end;gap:12px;flex:1}.nav-auth-link{font-family:var(--font-code);font-size:13px;font-weight:600;color:var(--text-dim);padding:6px 14px;border-radius:6px;transition:all .2s}.nav-auth-link:hover{color:var(--green);background:var(--green-dim)}.user-menu{position:relative}.user-avatar{position:relative;width:36px;height:36px;border-radius:50%;background:var(--green-dim);color:var(--green);border:1px solid rgba(0,232,123,.3);font-family:var(--font-code);font-weight:700;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s}.user-avatar:hover{border-color:var(--green);box-shadow:0 0 0 3px var(--green-dim)}.user-dropdown{position:absolute;top:44px;right:0;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:6px;width:max-content;min-width:150px;z-index:200;box-shadow:0 8px 32px #0006;opacity:0;transform:translateY(-8px);transition:opacity .18s ease,transform .18s ease;pointer-events:none}.user-dropdown.user-dropdown-open{opacity:1;transform:translateY(0);pointer-events:auto}.user-dropdown-header{display:flex;align-items:center;justify-content:center;gap:12px;padding:10px 12px}.user-dropdown-avatar{width:40px;height:40px;border-radius:50%;background:var(--bg-deep);color:var(--green);font-family:var(--font-code);font-weight:700;font-size:16px;display:flex;align-items:center;justify-content:center;flex-shrink:0;border:2px solid rgba(0,232,123,.3)}.user-dropdown-info{min-width:0;flex:1;text-align:center}.user-dropdown-meta{display:flex;align-items:center;justify-content:center;gap:6px;margin-top:3px}.user-dropdown-role{font-size:10px;font-weight:600;font-family:var(--font-code);padding:1px 7px;border-radius:10px;background:var(--green-dim);color:var(--green);border:1px solid rgba(0,232,123,.3);flex-shrink:0}.user-dropdown-role.role-admin{background:#a855f726;color:var(--purple);border-color:#a855f74d}.user-dropdown-role.role-teacher{background:#3b82f626;color:#60a5fa;border-color:#3b82f64d}.user-info{padding:12px;border-bottom:1px solid var(--border);margin-bottom:4px}.user-name{display:block;font-family:var(--font-code);font-size:14px;font-weight:600;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-email{display:block;font-size:11px;color:var(--text-muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-divider{height:1px;background:var(--border);margin:4px 0}.user-action{position:relative;display:flex;align-items:center;justify-content:center;width:100%;padding:9px 12px;border-radius:6px;font-size:13px;font-family:var(--font-code);color:var(--text-dim);background:none;border:none;text-align:center;cursor:pointer;transition:all .15s;text-decoration:none}.user-action-content{display:inline-flex;align-items:center;gap:10px}.user-action-icon{width:16px;height:16px;flex-shrink:0;opacity:.7}.user-action:hover{background:var(--surface-hover);color:var(--text)}.user-action:hover .user-action-icon{opacity:1}.user-action-logout{color:var(--text-muted)}.user-action-logout:hover{color:var(--rose);background:var(--rose-dim)}.user-action-logout:hover .user-action-icon{opacity:1}.profile-page{min-height:calc(100vh - 128px);padding:88px 16px 40px;position:relative;z-index:1}.profile-container{max-width:1200px;margin:0 auto}.profile-header{display:flex;align-items:center;gap:20px;padding:32px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);margin-bottom:24px}.profile-avatar{width:64px;height:64px;border-radius:50%;background:var(--green-dim);color:var(--green);border:2px solid var(--green);font-family:var(--font-code);font-weight:700;font-size:24px;display:flex;align-items:center;justify-content:center;flex-shrink:0}.profile-info h1{font-family:var(--font-code);font-size:20px;font-weight:700;color:var(--text);margin:0}.profile-email{font-size:13px;color:var(--text-muted);margin:4px 0 0}.profile-section{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:16px}.profile-section h2{font-family:var(--font-code);font-size:16px;font-weight:600;color:var(--text);margin:0 0 16px}.profile-placeholder{font-size:13px;color:var(--text-muted);margin:0}.profile-logout{display:inline-block;font-family:var(--font-code);font-size:13px;font-weight:600;color:var(--rose);padding:8px 16px;border:1px solid var(--rose);border-radius:var(--radius);transition:all .2s}.profile-logout:hover{background:var(--rose-dim)}@media(max-width:768px){.auth-container{padding:28px 20px}.profile-header{flex-direction:column;text-align:center;padding:24px 20px}}.profile-success{color:var(--green);font-family:var(--font-code);font-size:13px;margin:0;padding:8px 12px;background:var(--green-dim);border-radius:6px}.profile-form{display:flex;flex-direction:column;gap:16px;margin-top:16px}.profile-section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.profile-section-header h2{margin:0}.profile-edit-btn{font-family:var(--font-code);font-size:12px;font-weight:600;color:var(--green);background:var(--green-dim);border:1px solid rgba(0,232,123,.3);border-radius:6px;padding:6px 16px;cursor:pointer;transition:all .2s}.profile-edit-btn:hover{background:#00e87b33;border-color:var(--green)}.profile-view{display:flex;flex-direction:column;gap:12px}.profile-field{display:flex;align-items:center;padding:12px 0;border-bottom:1px solid var(--border)}.profile-field:last-child{border-bottom:none}.profile-field-label{font-family:var(--font-code);font-size:12px;font-weight:600;color:var(--text-muted);width:80px;flex-shrink:0;text-transform:uppercase;letter-spacing:.5px}.profile-field-value{font-size:14px;color:var(--text)}.profile-form-actions{display:flex;gap:12px;margin-top:8px}.profile-form-actions .auth-submit,.profile-form-actions .profile-cancel-btn{flex:1}.profile-cancel-btn{background:var(--text-dim);color:var(--bg);border:none;border-radius:var(--radius);padding:12px;font-family:var(--font-code);font-size:14px;font-weight:700;cursor:pointer;transition:all .2s;margin-top:8px}.profile-cancel-btn:hover{box-shadow:0 4px 24px #00e87b4d;transform:translateY(-1px)}.card.completed{border-color:#00e87b4d}.card.completed:hover{border-color:var(--green)}.card-check{position:absolute;top:12px;right:12px;width:24px;height:24px;background:var(--green);color:var(--bg);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:700;z-index:1}.card-practice-btn{font-family:var(--font-code);font-size:12px;font-weight:700;color:var(--bg-deep);background:var(--green);border:1px solid var(--green);padding:5px 12px;border-radius:5px;transition:all .2s;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;white-space:nowrap;box-shadow:0 2px 8px #00e87b33}.card-practice-btn:hover{background:var(--green-dim);border-color:var(--green);color:var(--green);box-shadow:0 4px 12px #00e87b4d;transform:translateY(-1px)}.card-practice-btn:active{transform:translateY(0)}.card-practice-btn.disabled{background:var(--text-muted);border-color:var(--text-muted);cursor:not-allowed;opacity:.6}.card-practice-btn.disabled:hover{background:var(--text-muted);border-color:var(--text-muted);color:var(--bg-deep);box-shadow:none;transform:none}.card-practice-progress{display:flex;align-items:flex-end;gap:6px;min-width:80px;flex-shrink:0}.card-practice-progress .progress-text{font-size:12px;color:var(--text-muted);font-family:var(--font-code);white-space:nowrap;min-width:36px}.card-practice-progress .progress-bar{flex:1;height:4px;background:var(--border);border-radius:2px;overflow:hidden}.card-practice-progress .progress-fill{height:100%;border-radius:2px;transition:width .3s ease;background:var(--text-muted)}.card-practice-progress .progress-fill.in-progress{background:var(--blue)}.card-practice-progress .progress-fill.completed{background:var(--green)}.card-locked{opacity:.55;pointer-events:none}.card-lock-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0009;font-size:14px;color:#fbbf24;font-weight:600;z-index:20;text-shadow:0 1px 2px rgba(0,0,0,.8);pointer-events:auto}.progress-cards{display:flex;flex-direction:column;gap:16px;margin-bottom:20px}.progress-card{background:var(--bg);border:1px solid var(--border);border-radius:var(--radius);padding:16px 20px}.progress-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.progress-title{font-family:var(--font-code);font-size:13px;font-weight:600;color:var(--text)}.progress-count{font-family:var(--font-code);font-size:13px;color:var(--text-dim)}.progress-bar{height:8px;background:var(--surface);border-radius:4px;overflow:hidden;margin-bottom:6px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--green),var(--cyan));border-radius:4px;transition:width .6s ease}.progress-percent{font-family:var(--font-code);font-size:20px;font-weight:700;color:var(--green);text-align:right}.stats-error{display:flex;align-items:center;justify-content:center;gap:8px;padding:12px;margin-top:12px;background:var(--rose-dim);border:1px solid rgba(244,63,94,.3);border-radius:var(--radius);font-family:var(--font-code);font-size:13px;color:var(--rose)}.stats-error-icon{font-size:16px}.math-error{color:var(--rose);font-family:var(--font-code);font-size:13px;background:var(--rose-dim);padding:2px 6px;border-radius:4px}.katex-display{margin:16px 0;overflow-x:auto}.mm-category{margin-bottom:32px}.mm-category-header{display:flex;align-items:center;gap:10px;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border)}.mm-category-icon{width:24px;height:24px;border-radius:6px;display:flex;align-items:center;justify-content:center;font-family:var(--font-code);font-size:12px;font-weight:700;color:#fff}.mm-category-name{font-family:var(--font-code);font-size:16px;font-weight:700;color:var(--text)}.mm-category-count{font-size:13px;color:var(--text-muted);margin-left:auto}.mm-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}.mm-card{position:relative;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .2s}.mm-card:hover{border-color:var(--border-bright);transform:translateY(-2px);box-shadow:0 8px 24px #0003}.mm-link{display:flex;padding:16px;text-decoration:none;color:inherit}.mm-left-bar{width:4px;border-radius:2px;background:var(--level-color);margin-right:12px;flex-shrink:0}.mm-content{flex:1;min-width:0}.mm-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}.mm-title{font-size:14px;font-weight:600;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.mm-right{flex-shrink:0;margin-left:8px}.mm-desc{font-size:12px;color:var(--text-dim);line-height:1.5;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.mm-tags{display:flex;flex-wrap:wrap;gap:4px}.mm-check{position:absolute;top:10px;right:10px;width:22px;height:22px;background:var(--green);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:#fff}.mm-practice-btn{position:absolute;bottom:8px;right:8px;font-size:11px;font-weight:600;color:var(--bg-deep);background:var(--green);border:none;border-radius:6px;padding:4px 12px;cursor:pointer;transition:all .2s}.mm-practice-btn:hover{background:#00d66f;transform:scale(1.05)}.mm-depends{padding:8px 16px 16px;border-top:1px dashed var(--border);font-size:12px}.mm-depends-label{color:var(--text-muted)}.mm-depends-link{color:var(--cyan);text-decoration:none;margin-left:4px}.mm-depends-link:hover{text-decoration:underline}.mindmap-container{position:relative;padding:16px 0;overflow-x:auto;overflow-y:hidden;background:transparent;cursor:grab;user-select:none;-webkit-mask-image:linear-gradient(to right,transparent 0px,black 20px,black calc(100% - 20px),transparent 100%);mask-image:linear-gradient(to right,transparent 0px,black 20px,black calc(100% - 20px),transparent 100%);-webkit-mask-size:100% 100%;mask-size:100% 100%;-webkit-mask-repeat:no-repeat;mask-repeat:no-repeat}.mindmap-container:active{cursor:grabbing}.mindmap-container::-webkit-scrollbar{height:4px}.mindmap-container::-webkit-scrollbar-track{background:transparent}.mindmap-container::-webkit-scrollbar-thumb{background:var(--border);border-radius:2px}.mindmap-container::-webkit-scrollbar-thumb:hover{background:var(--border-bright)}.mindmap-scroll-hint{position:absolute;top:8px;right:12px;font-size:11px;color:var(--text-muted);z-index:20;pointer-events:none}.mindmap-inner{position:relative;padding:0;overflow:hidden}.mindmap-svg{position:absolute;top:0;left:0;pointer-events:none;z-index:5;width:100%;height:100%}.mindmap-graph{position:relative;z-index:10}.mindmap-node{position:absolute;width:300px;background:var(--surface-active);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;transition:all .25s ease;box-shadow:0 2px 8px #00000026}.mindmap-node:hover{transform:translateY(-3px);box-shadow:0 8px 24px #0000004d;border-color:var(--border-bright)}.mindmap-node-locked{opacity:.55;pointer-events:none}.mindmap-node-locked .mindmap-node-bar{background:var(--text-muted)}.mindmap-node-locked .mindmap-node-title,.mindmap-node-locked .mindmap-node-desc{color:var(--text-muted)}.mindmap-node-locked .mindmap-practice-btn{opacity:.5}.mindmap-node-lock-overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0009;font-size:14px;color:#fbbf24;font-weight:600;z-index:20;text-shadow:0 1px 2px rgba(0,0,0,.8);pointer-events:auto}.mindmap-node-link{display:flex;padding:20px 22px;text-decoration:none;color:inherit}.mindmap-node-bar{width:4px;border-radius:2px;background:var(--node-color);margin-right:16px;flex-shrink:0}.mindmap-node-content{flex:1;min-width:0}.mindmap-node-header{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:8px}.mindmap-node-title{font-size:16px;font-weight:600;color:var(--text);font-family:var(--font-code);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.mindmap-node-right{flex-shrink:0}.mindmap-node-desc{font-size:13px;color:var(--text-dim);line-height:1.55;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:10px}.mindmap-node-tags-row{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:8px;gap:8px}.mindmap-node-tags{display:flex;flex-wrap:wrap;gap:5px;flex:1;margin-right:8px}.mindmap-node-tags .tag{font-size:11px;padding:3px 9px;border-radius:4px;font-weight:500;white-space:nowrap}.mindmap-node-practice-area{display:flex;align-items:flex-end;gap:8px;flex-shrink:0}.mindmap-practice-btn{padding:4px 10px;font-size:12px;font-weight:600;border:none;border-radius:4px;cursor:pointer;transition:all .2s ease;background:var(--green);color:var(--bg-deep);flex-shrink:0}.mindmap-practice-btn:hover{background:var(--green-bright)}.mindmap-practice-btn:active{transform:scale(.95)}.mindmap-practice-btn.disabled{background:var(--text-muted);cursor:not-allowed;opacity:.6}.mindmap-practice-btn.disabled:hover{background:var(--text-muted)}.mindmap-node-check{position:absolute;top:10px;right:10px;width:22px;height:22px;background:var(--green);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;color:var(--bg-deep)}.placement-trigger-btn{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;font-size:12px;font-weight:600;border:1px solid var(--purple);background:var(--purple-dim);color:var(--purple);border-radius:6px;cursor:pointer;transition:all .18s ease;margin-top:6px}.placement-trigger-btn:hover{background:var(--purple);color:var(--bg-deep);border-color:var(--purple)}.mindmap-node-lock-overlay .placement-trigger-btn{margin:8px auto 0}.mindmap-node-lock-overlay .pm-overlay-btn,.card-lock-overlay .pm-overlay-btn{position:absolute;top:8px;right:8px;margin:0;z-index:2;box-shadow:0 2px 8px #0006;white-space:nowrap}#placement-modal{position:fixed;inset:0;z-index:9999;background:#0a0e17bf;backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);display:none;align-items:center;justify-content:center;padding:20px}#placement-modal.visible{display:flex;animation:pmFadeIn .2s ease-out}@keyframes pmFadeIn{0%{opacity:0}to{opacity:1}}.pm-content{width:100%;max-width:680px;max-height:calc(100vh - 40px);background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-lg);display:flex;flex-direction:column;overflow:hidden;box-shadow:0 30px 80px #00000080;animation:pmPopIn .25s cubic-bezier(.16,1,.3,1)}@keyframes pmPopIn{0%{transform:translateY(12px) scale(.97);opacity:0}to{transform:translateY(0) scale(1);opacity:1}}.pm-header{padding:18px 22px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0}.pm-title{display:flex;align-items:center;gap:10px;font-size:16px;font-weight:700;color:var(--text)}.pm-title-icon{width:30px;height:30px;border-radius:8px;background:var(--purple-dim);color:var(--purple);display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}.pm-close{width:32px;height:32px;border:none;background:transparent;color:var(--text-dim);border-radius:6px;cursor:pointer;font-size:18px;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .18s}.pm-close:hover{background:var(--surface-hover);color:var(--text)}.pm-body{padding:22px;overflow-y:auto;flex:1;min-height:0}.pm-body::-webkit-scrollbar{width:6px}.pm-body::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.pm-footer{padding:14px 22px;border-top:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:12px;flex-shrink:0;background:var(--bg-deep)}.pm-start{text-align:center;padding:18px 6px}.pm-start-target{font-size:20px;font-weight:700;color:var(--green);margin:6px 0 18px}.pm-start-intro{color:var(--text-dim);font-size:14px;line-height:1.75;margin:0 auto 24px;max-width:480px;text-align:left;background:var(--bg-deep);border:1px solid var(--border);border-radius:var(--radius);padding:14px 18px}.pm-rules{display:flex;flex-direction:column;gap:10px;margin:0 auto 24px;max-width:480px}.pm-rule{display:flex;align-items:flex-start;gap:10px;text-align:left;font-size:13px;color:var(--text)}.pm-rule-num{flex-shrink:0;width:22px;height:22px;border-radius:50%;background:var(--purple-dim);color:var(--purple);font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center;margin-top:1px}.pm-rule strong{color:var(--green)}.pm-progress-wrap{width:100%;height:4px;background:var(--border);border-radius:2px;overflow:hidden;margin-bottom:16px}.pm-progress-bar{height:100%;background:linear-gradient(90deg,var(--purple),var(--cyan));border-radius:2px;transition:width .3s ease}.pm-progress-meta{display:flex;justify-content:space-between;align-items:center;margin-bottom:18px;font-size:13px;color:var(--text-dim)}.pm-progress-meta strong{color:var(--text);font-weight:600}.pm-question-index{font-size:12px;color:var(--purple);font-weight:600;text-transform:uppercase;letter-spacing:.05em;margin-bottom:8px}.pm-question-text{font-size:15px;line-height:1.7;color:var(--text);margin-bottom:18px}.pm-question-text :global(p){margin:0 0 8px}.pm-question-text :global(pre){background:var(--bg-deep);border:1px solid var(--border);border-radius:6px;padding:12px 14px;margin:10px 0;overflow-x:auto}.pm-question-text :global(pre code){font-family:var(--font-code);font-size:13px;line-height:1.55;background:transparent!important;color:var(--text)}.pm-question-text :global(code){background:var(--bg-deep);padding:2px 6px;border-radius:4px;font-family:var(--font-code);font-size:13px}.pm-preface{background:var(--bg-deep);border:1px dashed var(--border-bright);border-radius:8px;padding:12px 14px;margin-bottom:16px}.pm-preface-header{font-size:13px;color:var(--text-dim);margin-bottom:8px;line-height:1.6}.pm-preface-code{font-size:13px;line-height:1.55}.pm-preface-code :global(pre){margin:0}.pm-options{display:flex;flex-direction:column;gap:10px}.pm-option-btn{display:flex;align-items:flex-start;gap:12px;padding:12px 14px;background:var(--bg-deep);border:1.5px solid var(--border);border-radius:8px;cursor:pointer;text-align:left;transition:all .18s ease;font-size:14px;color:var(--text);line-height:1.6}.pm-option-btn:hover:not(:disabled){border-color:var(--border-bright);background:var(--surface-hover)}.pm-option-btn.selected{border-color:var(--purple);background:var(--purple-dim)}.pm-option-btn.correct{border-color:var(--green);background:var(--green-dim)}.pm-option-btn.wrong{border-color:var(--rose);background:var(--rose-dim)}.pm-option-btn:disabled{cursor:default}.pm-option-label{flex-shrink:0;width:26px;height:26px;border-radius:6px;background:var(--surface);border:1px solid var(--border);color:var(--text-dim);font-weight:700;font-size:12px;display:flex;align-items:center;justify-content:center}.pm-option-btn.selected .pm-option-label{background:var(--purple);border-color:var(--purple);color:var(--bg-deep)}.pm-option-btn.correct .pm-option-label{background:var(--green);border-color:var(--green);color:var(--bg-deep)}.pm-option-btn.wrong .pm-option-label{background:var(--rose);border-color:var(--rose);color:var(--bg-deep)}.pm-option-text{flex:1;padding-top:2px}.pm-option-text :global(p){margin:0}.pm-option-text :global(code){background:#0000004d;padding:2px 5px;border-radius:3px;font-family:var(--font-code);font-size:13px}.pm-result{text-align:center;padding:14px 0}.pm-result-icon{width:88px;height:88px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:40px;margin:0 auto 18px}.pm-result-icon.pass{background:var(--green-dim);color:var(--green);box-shadow:0 0 40px var(--green-glow)}.pm-result-icon.fail{background:var(--amber-dim);color:var(--amber)}.pm-result-title{font-size:22px;font-weight:700;margin-bottom:6px}.pm-result-title.pass{color:var(--green)}.pm-result-title.fail{color:var(--amber)}.pm-result-sub{font-size:14px;color:var(--text-dim);margin-bottom:24px}.pm-score-card{background:var(--bg-deep);border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;max-width:420px;margin:0 auto 22px;display:flex;align-items:center;justify-content:space-around;gap:12px}.pm-score-num{font-size:34px;font-weight:800;line-height:1}.pm-score-num.correct{color:var(--green)}.pm-score-num.total{color:var(--text-dim)}.pm-score-sep{font-size:28px;color:var(--text-muted);font-weight:300}.pm-score-label{font-size:12px;color:var(--text-muted);margin-top:6px;font-weight:500}.pm-score-item{display:flex;flex-direction:column;align-items:center}.pm-result-detail-list{max-width:520px;margin:0 auto;text-align:left;background:var(--bg-deep);border:1px solid var(--border);border-radius:var(--radius);padding:6px 0;max-height:220px;overflow-y:auto}.pm-result-detail-list::-webkit-scrollbar{width:5px}.pm-result-detail-list::-webkit-scrollbar-thumb{background:var(--border);border-radius:3px}.pm-result-detail-item{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px;border-bottom:1px solid var(--border);font-size:13px}.pm-result-detail-item:last-child{border-bottom:none}.pm-result-detail-left{display:flex;align-items:center;gap:10px;flex:1;min-width:0}.pm-result-dot{width:18px;height:18px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;flex-shrink:0;color:var(--bg-deep)}.pm-result-dot.ok{background:var(--green)}.pm-result-dot.no{background:var(--rose)}.pm-result-idx{color:var(--text-dim);font-family:var(--font-code);font-size:12px;min-width:50px}.pm-result-answers{display:flex;align-items:center;gap:10px;font-size:12px;font-family:var(--font-code)}.pm-result-user{padding:2px 7px;border-radius:4px;background:var(--surface);color:var(--text)}.pm-result-user.wrong{background:var(--rose-dim);color:var(--rose);text-decoration:line-through}.pm-result-correct{padding:2px 7px;border-radius:4px;background:var(--green-dim);color:var(--green)}.pm-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 20px;font-size:14px;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:all .18s ease;flex-shrink:0}.pm-btn:disabled{opacity:.5;cursor:not-allowed}.pm-btn-primary{background:var(--green);color:var(--bg-deep)}.pm-btn-primary:hover:not(:disabled){background:var(--green-bright);transform:translateY(-1px);box-shadow:0 8px 20px #00e87b40}.pm-btn-purple{background:var(--purple);color:var(--bg-deep)}.pm-btn-purple:hover:not(:disabled){filter:brightness(1.1);transform:translateY(-1px);box-shadow:0 8px 20px #a78bfa40}.pm-btn-ghost{background:transparent;color:var(--text-dim);border:1px solid var(--border)}.pm-btn-ghost:hover:not(:disabled){background:var(--surface-hover);color:var(--text);border-color:var(--border-bright)}.pm-nav-left,.pm-nav-right{display:flex;align-items:center;gap:8px}.pm-loading{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:14px;padding:40px 0;color:var(--text-dim);font-size:14px}.pm-spinner{width:40px;height:40px;border:3px solid var(--border);border-top-color:var(--purple);border-radius:50%;animation:pmSpin .8s linear infinite}@keyframes pmSpin{to{transform:rotate(360deg)}}@media(max-width:640px){#placement-modal{padding:10px}.pm-content{max-height:calc(100vh - 20px);border-radius:14px}.pm-header{padding:14px 16px}.pm-body{padding:16px}.pm-footer{padding:12px 16px}.pm-start{padding:10px 0}.pm-start-target{font-size:17px}.pm-score-card{padding:14px 16px}.pm-score-num{font-size:28px}.pm-btn{padding:9px 16px;font-size:13px}}.admin-table-wrap{overflow-x:auto;border-radius:var(--radius);border:1px solid var(--border)}.admin-table{width:100%;border-collapse:collapse;background:var(--surface)}.admin-table th,.admin-table td{padding:10px 16px;text-align:left;border-bottom:1px solid var(--border);font-size:13px}.admin-table th{background:var(--bg-deep);font-family:var(--font-code);font-weight:600;color:var(--text-dim);font-size:11px;text-transform:uppercase;letter-spacing:.05em;white-space:nowrap}.admin-table td{color:var(--text)}.admin-table tbody tr{transition:background-color .15s ease}.admin-table tbody tr:hover{background-color:var(--surface-hover)}.admin-table tbody tr:has(.bm-empty):hover,.admin-table tbody tr:has(.mk-empty):hover,.admin-table tbody tr:has(.bm-loading-cell):hover,.admin-table tbody tr:has(.mk-loading-cell):hover{background-color:transparent}.admin-table tbody tr:last-child td{border-bottom:none}.admin-table tr.exam-record-row{cursor:pointer}.copy-button{position:absolute;top:8px;right:8px;padding:4px 12px;font-family:var(--font-code);font-size:12px;color:var(--text-dim);background:var(--surface);border:1px solid var(--border);border-radius:4px;cursor:pointer;opacity:0;transition:all .2s}pre:hover .copy-button{opacity:1}.copy-button:hover{color:var(--text);border-color:var(--border-bright)}.copy-button.copied{color:var(--green);border-color:var(--green)}.reading-progress[data-astro-cid-37fxchfa]{position:fixed;top:0;left:0;width:0%;height:3px;background:linear-gradient(90deg,var(--green),var(--cyan));z-index:1000;transition:width .1s linear}.back-to-top[data-astro-cid-37fxchfa]{position:fixed;bottom:80px;right:32px;width:44px;height:44px;border-radius:50%;background:var(--surface);border:1px solid var(--border);color:var(--text-dim);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transform:translateY(20px);transition:all .3s ease;z-index:50}.back-to-top[data-astro-cid-37fxchfa]:hover{background:var(--green);color:var(--bg);border-color:var(--green);transform:translateY(0)}.back-to-top[data-astro-cid-37fxchfa].visible{opacity:1;visibility:visible;transform:translateY(0)}