:root{--green:#183e36;--lime:#d8f076;--paper:#f5f4ed;--text:#213b32;--muted:#728076;--line:#dce2d6;--white:#fff;--font:"PingFang SC","Microsoft YaHei",system-ui,sans-serif}*{box-sizing:border-box}body{background:var(--paper);color:var(--text);font-family:var(--font);-webkit-font-smoothing:antialiased;margin:0;font-size:15px;line-height:1.7}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}button,a,input{outline-offset:5px}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:650;line-height:1.35}a{color:inherit;text-decoration:none}button{transition:background .15s,transform .15s}button:active:not(:disabled){transform:translateY(1px)}.topbar{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;max-width:1220px;min-height:88px;margin:auto;padding:20px 44px;display:flex}.brand{letter-spacing:1px;align-items:center;gap:10px;font-size:21px;font-weight:700;display:flex}.brand-mark{background:var(--green);color:var(--lime);border-radius:9px;place-items:center;width:34px;height:34px;font-size:25px;display:grid}.brand-en{letter-spacing:2px;color:var(--muted);margin-left:8px;font-size:10px}.top-note{color:var(--muted);font-size:12px}.landing{max-width:1220px;margin:auto;padding:0 44px}.hero{grid-template-columns:1.15fr 1fr;align-items:center;gap:30px;padding:66px 0 40px;display:grid}.eyebrow{letter-spacing:1.8px;color:var(--muted);font-size:10px;font-weight:600;display:block}.hero .eyebrow{letter-spacing:1px;align-items:center;gap:8px;font-size:12px;display:flex}.eyebrow>span{background:var(--green);border-radius:50%;width:7px;height:7px}.hero h1{letter-spacing:-1.8px;margin:26px 0 25px;font-size:clamp(35px,4.4vw,57px);line-height:1.45}.ink{white-space:nowrap;display:inline-block;position:relative}.ink svg{width:100%;height:14px;color:var(--lime);z-index:-1;position:absolute;bottom:0;left:0}.hero-description{color:#627268;font-size:15px;line-height:1.95}.metrics{color:var(--muted);gap:25px;margin-top:28px;font-size:11px;display:flex}.metrics strong{color:var(--green);margin-right:4px;font-size:19px}.hero-art{position:relative}.route-art{width:100%;height:auto}.art-caption{letter-spacing:2px;color:var(--muted);font-size:9px;position:absolute;top:9px;left:27px}.access-panel{border:1px solid var(--line);background:#fff;border-radius:20px;grid-template-columns:1fr 1.2fr;gap:36px;padding:32px 36px;display:grid;box-shadow:0 8px 30px #213b3204}.access-panel h2{margin:7px 0 9px;font-size:23px}.access-panel p{color:var(--muted);font-size:12px}.access-form label{margin-bottom:8px;font-size:12px;font-weight:600;display:block}.input-action{gap:10px;display:flex}.input-action input{border:1px solid var(--line);min-width:0;color:var(--text);background:#fafbf7;border-radius:10px;flex:1;padding:13px 15px;font-size:14px}.access-form small{color:var(--muted);margin-top:10px;font-size:10px;display:block}.primary,.secondary{border:1px solid #0000;border-radius:10px;justify-content:center;align-items:center;gap:6px;min-height:49px;padding:13px 22px;font-size:14px;font-weight:600;display:inline-flex}.primary{background:var(--green);color:#fff}.primary:hover:not(:disabled){background:#285448}.secondary{color:var(--green);border-color:var(--line);background:0 0}.secondary:hover:not(:disabled){background:#edf1e6}.routes-preview{padding:58px 0 30px}.section-head h2{margin-top:9px;font-size:22px}.route-grid{grid-template-columns:repeat(3,1fr);gap:12px;margin-top:24px;display:grid}.route-tile{border:1px solid var(--line);border-radius:14px;min-height:147px;padding:22px;position:relative}.tile-no{color:#96a092;font-size:10px;position:absolute;top:16px;right:18px}.tile-icon{color:var(--green);margin-bottom:15px;font-size:25px;line-height:1;display:block}.route-tile h3{font-size:16px}.route-tile p{color:var(--muted);margin-top:5px;font-size:11px}.method-note{color:var(--muted);padding-bottom:30px;font-size:11px}.quiz-shell{width:min(760px,100%);margin:48px auto 70px;padding:0 24px}.quiz-meta{color:var(--muted);justify-content:space-between;align-items:center;padding:0 3px;font-size:12px;display:flex}.quiz-meta strong{color:var(--green);font-size:16px}.progress-track{background:#e0e6d8;border-radius:8px;height:4px;margin-top:16px;overflow:hidden}.progress-track>div{background:var(--green);height:100%;transition:width .25s}.question-card{border:1px solid var(--line);background:#fff;border-radius:20px;margin-top:25px;padding:37px 40px;box-shadow:0 15px 45px #183e3605}.question-chapter{color:var(--muted);letter-spacing:.6px;justify-content:space-between;align-items:center;gap:10px;font-size:11px;display:flex}.pill{color:#59704c;letter-spacing:0;background:#f1f4e9;border-radius:20px;padding:4px 10px;font-size:10px}.question-title{outline:none;margin-top:22px;font-size:25px;line-height:1.65}.question-hint{color:var(--muted);margin-top:12px;font-size:12px}.options{gap:12px;margin-top:28px;display:grid}.option{text-align:left;border:1px solid var(--line);width:100%;color:var(--text);background:#fff;border-radius:11px;align-items:center;gap:14px;padding:17px 18px;font-size:14px;line-height:1.65;display:flex}.option:hover:not(:disabled){background:#f6f8ef;border-color:#a4b58e}.option-letter{width:28px;height:28px;color:var(--muted);background:#f3f4ef;border-radius:7px;flex-shrink:0;place-items:center;font-size:12px;display:grid}.option-check{min-width:16px;color:var(--green);margin-left:auto}.option.selected{background:#eef4d9;border-color:#93ad56}.selected .option-letter{background:var(--green);color:var(--lime)}.quiz-nav{justify-content:space-between;gap:14px;margin-top:32px;display:flex}.quiz-bottom{color:var(--muted);justify-content:space-between;padding:17px 5px;font-size:10px;display:flex}.error{line-height:1.7;color:#b0442e!important;margin-top:12px!important;font-size:12px!important}.loading{min-height:60vh;color:var(--muted);flex-direction:column;justify-content:center;align-items:center;gap:18px;display:flex}.spinner{border:2px solid var(--line);border-top-color:var(--green);border-radius:50%;width:27px;height:27px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.toast{background:var(--green);color:#fff;z-index:100;border-radius:12px;width:max-content;max-width:calc(100% - 32px);padding:13px 20px;font-size:12px;position:fixed;top:18px;left:50%;transform:translate(-50%);box-shadow:0 8px 24px #183e3620}.result-shell{max-width:760px;margin:40px auto 60px;padding:0 24px}.result-kicker{color:var(--muted);justify-content:space-between;padding:0 2px 15px;font-size:11px;display:flex}.result-hero{background:var(--green);color:#fff;border-radius:21px;padding:30px 36px 35px;position:relative;overflow:hidden}.result-hero:after{content:"";opacity:.4;pointer-events:none;border:1px solid #5d7c5c;border-radius:50%;width:240px;height:240px;position:absolute;top:95px;right:-40px}.result-topline{z-index:1;color:#c0d3c6;justify-content:space-between;font-size:11px;display:flex;position:relative}.result-code{letter-spacing:2px;color:var(--lime)}.result-symbol{color:var(--lime);margin-top:35px;font-size:70px;line-height:1;display:block}.result-hero h1{letter-spacing:2px;z-index:1;outline:none;margin-top:17px;font-size:42px;position:relative}.result-tag{color:var(--lime);margin-top:7px;font-size:14px}.result-hero blockquote{color:#e5ede6;z-index:1;margin:22px 0;font-size:15px;position:relative}.result-status{color:#d5e2ce;background:#ffffff0d;border:1px solid #ffffff25;border-radius:22px;padding:5px 12px;font-size:11px;display:inline-block}.report-section{border:1px solid var(--line);background:#fff;border-radius:16px;margin-top:14px;padding:31px 32px}.report-section h2{margin:9px 0 15px;font-size:21px}.report-section p{color:#596b60;font-size:14px;line-height:1.95}.callout{background:#f4f6ed;border-left:3px solid #b1c964;margin-top:18px;padding:12px 16px}.muted{color:var(--muted)!important}.skills-grid{grid-template-columns:repeat(2,1fr);gap:10px;margin:22px 0;display:grid}.skill-item{background:#f7f8f2;border-radius:10px;flex-direction:column;gap:8px;padding:15px 17px;display:flex}.skill-item strong{font-size:13px}.skill-item>span{color:var(--muted);font-size:10px}.skill-dots{gap:5px;display:flex}.skill-dots span{background:#e0e6d8;border-radius:4px;width:32px;height:4px}.skill-dots .filled{background:#819c48}.insight{gap:10px;margin-top:14px;display:flex}.insight span{color:#809a46;font-size:20px}.learning{background:#eff4dd}.experiment{gap:16px;display:grid}.experiment>div{gap:15px;display:flex}.experiment>div>span{color:#5e762f;background:#edf2de;border-radius:9px;flex-shrink:0;place-items:center;width:30px;height:30px;font-size:11px;font-weight:600;display:grid}.alternative{background:#eeefe7}.report-method h3{font-size:13px}.report-method p{color:var(--muted);margin-top:9px;font-size:11px}.report-sign{letter-spacing:1px;margin-top:19px;font-size:11px;font-weight:600;display:block}.result-actions{text-align:center;grid-template-columns:1fr 1fr;gap:12px;padding:28px 0;display:grid}.result-actions>.primary{background:var(--green)}.minor-actions{grid-column:1/-1;justify-content:center;gap:28px;margin-top:7px;display:flex}.minor-actions button{color:var(--green);background:0 0;border:0;padding:7px;font-size:12px}.result-actions>p{color:var(--muted);grid-column:1/-1;font-size:10px}footer{border-top:1px solid var(--line);max-width:1132px;color:var(--muted);letter-spacing:.5px;justify-content:space-between;margin:auto;padding:23px 0;font-size:10px;display:flex}.modal-backdrop{z-index:80;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px);background:#10251f88;justify-content:center;align-items:center;padding:20px;display:flex;position:fixed;inset:0;overflow:auto}.modal{background:var(--paper);border-radius:22px;width:min(440px,100%);max-height:90dvh;padding:36px;position:relative;overflow-y:auto}.modal-close{color:var(--muted);background:0 0;border:0;font-size:27px;position:absolute;top:11px;right:17px}.gift-icon{color:var(--green);margin-bottom:14px;font-size:50px;display:block}.modal h2{margin:11px 0 20px;font-size:23px}.modal p{margin-bottom:16px;font-size:14px;line-height:1.9}.modal .muted{font-size:11px}.cash{color:#b75d32;white-space:nowrap}.modal>.primary{width:100%;margin-top:8px}.image-modal{width:min(620px,100%);padding:25px}.image-modal h2{margin-right:22px;font-size:20px}.image-modal p{font-size:12px}.image-modal img{border-radius:10px;width:100%;height:auto;display:block}.image-buttons{gap:10px;margin-bottom:20px;display:flex}.image-buttons button{flex:1;padding:10px;font-size:12px}.admin-shell{width:min(1050px,100%);margin:40px auto;padding:0 24px}.admin-card{border:1px solid var(--line);background:#fff;border-radius:16px;margin-top:20px;padding:28px}.admin-card h2{margin-bottom:12px;font-size:20px}.admin-card input{border:1px solid var(--line);border-radius:9px;min-width:0;padding:12px}.admin-actions{flex-wrap:wrap;align-items:center;gap:10px;margin:18px 0;display:flex}.admin-actions input{width:95px}.admin-table{border-collapse:collapse;width:100%;font-size:12px}.admin-table th,.admin-table td{border-bottom:1px solid var(--line);text-align:left;white-space:nowrap;padding:14px 10px}.table-wrap{overflow:auto}.fresh-codes{border:1px solid var(--line);background:#f5f7ef;border-radius:10px;width:100%;height:180px;padding:12px;font-size:12px}.admin-stats{flex-wrap:wrap;gap:30px;font-size:12px;display:flex}.admin-stats strong{font-size:24px;display:block}.small-btn{border:1px solid var(--line);color:var(--green);background:#f6f7ef;border-radius:6px;padding:6px 10px;font-size:11px}@media (width<=760px){.topbar{min-height:72px;padding:17px 22px}.brand{font-size:18px}.brand-en{display:none}.top-note{font-size:10px}.landing{padding:0 22px}.hero{grid-template-columns:1fr;gap:9px;padding-top:38px}.hero h1{margin-top:21px;font-size:39px}.hero-description{font-size:13px}.hero-art{width:100%;max-width:360px;margin:0 auto}.route-art{height:245px}.art-caption{top:0}.metrics{gap:20px;margin-top:22px}.access-panel{border-radius:16px;grid-template-columns:1fr;gap:20px;padding:25px 21px}.access-panel h2{font-size:21px}.input-action{flex-direction:column}.input-action input{width:100%;font-size:16px}.input-action .primary{width:100%}.routes-preview{padding-top:37px}.section-head h2{font-size:20px}.route-grid{grid-template-columns:repeat(2,1fr);gap:9px}.route-tile{min-height:138px;padding:17px 15px}.route-tile h3{font-size:15px}.route-tile p{font-size:10px;line-height:1.7}.method-note{font-size:10px}.quiz-shell{margin-top:28px;padding:0 16px}.question-card{border-radius:16px;margin-top:20px;padding:26px 20px}.question-title{margin-top:19px;font-size:22px;line-height:1.65}.question-hint{font-size:11px}.option{gap:11px;min-height:67px;padding:15px 12px;font-size:13px}.option-letter{width:26px;height:26px}.quiz-nav{margin-top:25px}.quiz-nav button{padding:12px 18px;font-size:13px}.quiz-bottom{gap:9px;font-size:9px}.question-chapter{font-size:10px}.result-shell{margin-top:26px;padding:0 16px}.result-hero{padding:26px 25px}.result-hero h1{font-size:35px}.result-symbol{margin-top:30px;font-size:59px}.result-tag{font-size:12px}.result-hero blockquote{font-size:13px;line-height:1.8}.result-topline{font-size:10px}.report-section{padding:25px 22px}.report-section h2{font-size:19px}.report-section p{font-size:13px}.report-method p{font-size:10px}.skill-item{padding:13px}.result-actions>.primary,.result-actions>.secondary{padding:12px 9px;font-size:12px}.modal{padding:30px 25px}.modal h2{font-size:21px}.image-modal{padding:23px 17px}.image-modal h2{font-size:19px}.image-buttons{background:var(--paper);z-index:1;padding:8px 0;position:sticky;top:-24px}footer{flex-direction:column;gap:8px;margin:0 22px;padding:20px 0;font-size:9px}.admin-card{padding:20px}.admin-shell{padding:0 16px}.admin-shell h1{font-size:25px}}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}