/* 由 learning.html 內嵌樣式抽出（v7），為了移除 CSP 的 unsafe-inline。順序與原頁面相同。 */
:root{--ink:#16243d;--muted:#65738b;--paper:#f6f8fc;--line:#e1e8f1;--navy:#1d3557;--blue:#2d6cdf;--orange:#f28c28;--teal:#159780;--purple:#7556c7;--white:#fff;font-family:"Noto Sans TC","Microsoft JhengHei",sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-size:16px;line-height:1.7}a{color:inherit;text-decoration:none}.wrap{width:min(1180px,calc(100% - 36px));margin:auto}.top{background:var(--navy);color:#dbe8fa;padding:8px 0;font-size:13px}.top .wrap{display:flex;justify-content:space-between}.nav{background:#fff;border-bottom:1px solid var(--line);height:70px}.nav .wrap{height:100%;display:flex;justify-content:space-between;align-items:center}.brand{display:flex;align-items:center;gap:10px;font-weight:800}.mark{display:grid;place-items:center;width:38px;height:38px;background:var(--orange);border-radius:12px;color:#fff;font-size:20px}.brand small{display:block;color:var(--muted);font-size:12px;font-weight:500;line-height:1.2}.nav-right{display:flex;gap:20px;align-items:center;font-size:14px}.nav-right a{color:var(--blue);font-weight:800}.lang button{border:0;background:none;color:#738099;cursor:pointer;font:inherit;margin-left:4px}.lang button.active{color:var(--blue);font-weight:800}.hero{padding:45px 0 24px}.hero-grid{display:grid;grid-template-columns:1fr .8fr;gap:30px;align-items:end}.kicker{font-size:13px;color:var(--orange);font-weight:800;letter-spacing:.1em}.hero h1{font-size:clamp(32px,4vw,50px);line-height:1.25;letter-spacing:-.04em;margin:9px 0 12px}.hero p{color:var(--muted);margin:0;max-width:690px}.profile{background:#fff;border:1px solid var(--line);padding:18px 20px;border-radius:18px;box-shadow:0 10px 28px #16243d0a}.profile h3{margin:0 0 8px;font-size:17px}.profile-row{display:flex;gap:8px}.profile input,.profile select{width:100%;min-width:0;border:1px solid var(--line);padding:10px 11px;border-radius:9px;font:inherit}.profile button{margin-top:9px}.btn{border:0;border-radius:10px;padding:10px 15px;background:var(--blue);color:#fff;font:inherit;font-weight:800;cursor:pointer}.btn.light{background:#eef4ff;color:var(--blue)}.tabs{display:flex;flex-wrap:wrap;gap:7px;border-bottom:1px solid var(--line);padding:12px 0}.tab{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 15px;font:inherit;cursor:pointer;color:#56647a}.tab.active{background:var(--blue);border-color:var(--blue);color:#fff}.panel{display:none;padding:30px 0 70px}.panel.active{display:block}.head{margin-bottom:22px}.head h2{font-size:28px;margin:0 0 5px}.head p{color:var(--muted);margin:0}.visual-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.visual-card{min-height:285px;background:#fff;border:1px solid var(--line);border-radius:20px;padding:21px;position:relative;overflow:hidden;box-shadow:0 9px 25px #16243d0a}.visual-card:before{content:"";position:absolute;right:-34px;top:-38px;width:120px;height:120px;border-radius:50%;background:#eaf1ff}.visual-card:nth-child(2):before{background:#fff0df}.visual-card:nth-child(3):before{background:#e5f8f3}.visual-card .no{font-size:34px;font-weight:900;color:var(--blue);line-height:1;position:relative}.visual-card:nth-child(2) .no{color:var(--orange)}.visual-card:nth-child(3) .no{color:var(--teal)}.visual-card h3{font-size:20px;margin:14px 0 7px}.visual-card p{font-size:14px;color:var(--muted);margin:0 0 15px}.diagram{display:flex;align-items:center;gap:7px;font-size:12px;color:#46566f;margin-top:12px}.diagram span{padding:5px 8px;border-radius:7px;background:#f0f4fa}.diagram i{color:var(--blue);font-style:normal;font-weight:900}.visual-card a{display:inline-block;margin-top:14px;color:var(--blue);font-size:14px;font-weight:800}.quiz-wrap{display:grid;grid-template-columns:1fr .7fr;gap:20px;align-items:start}.quiz{background:#fff;border:1px solid var(--line);border-radius:20px;padding:24px}.qtop{display:flex;justify-content:space-between;gap:15px;color:var(--muted);font-size:14px}.quiz h3{font-size:22px;line-height:1.45;margin:18px 0}.option{display:block;border:1px solid var(--line);padding:12px 14px;border-radius:11px;margin:9px 0;cursor:pointer}.option:hover{border-color:var(--blue);background:#f6f9ff}.option input{margin-right:8px}.quiz-actions{display:flex;gap:9px;align-items:center;margin-top:20px}.analysis{background:var(--navy);color:#fff;border-radius:20px;padding:22px}.analysis h3{margin:0 0 8px}.analysis p{color:#c4d1e4;font-size:14px;margin:0 0 16px}.score{font-size:44px;font-weight:900;color:#fff}.score small{font-size:15px;color:#c4d1e4;font-weight:500}.skill{margin:15px 0}.skill-row{display:flex;justify-content:space-between;font-size:14px;color:#dbe8fa}.skillbar{height:8px;background:#ffffff20;border-radius:20px;overflow:hidden;margin-top:5px}.skillbar i{display:block;height:100%;background:var(--orange);width:0;transition:.4s}.result{display:none;padding:13px 15px;background:#effaf7;border-left:3px solid var(--teal);border-radius:8px;margin-top:16px}.result.show{display:block}.tool-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:15px}.tool{display:flex;justify-content:space-between;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:18px;padding:19px}.tool h3{font-size:18px;margin:0 0 4px}.tool p{font-size:14px;color:var(--muted);margin:0}.tool a{color:var(--blue);font-weight:800;white-space:nowrap}.notice{background:#fff7ea;border:1px solid #f7d7a6;color:#715021;border-radius:12px;padding:12px 15px;margin-bottom:18px;font-size:14px}footer{background:#111d31;color:#aab9ce;padding:24px 0;font-size:13px}footer strong{color:#fff}@media(max-width:850px){.hero-grid,.quiz-wrap{grid-template-columns:1fr}.visual-grid{grid-template-columns:repeat(2,1fr)}}@media(max-width:580px){.wrap{width:calc(100% - 28px)}.top .wrap{display:block}.top span:last-child{display:none}.nav-right a{display:none}.visual-grid,.tool-grid{grid-template-columns:1fr}.profile-row{display:block}.profile-row input,.profile-row select{margin-bottom:8px}.hero{padding-top:30px}.head h2{font-size:25px}}
.lang button{min-height:44px;min-width:36px}.tab{min-height:44px}.option{min-height:44px}.option.correct{border-color:var(--teal);background:#effaf7}.option.wrong{border-color:var(--orange);background:#fff7ea}.explain{margin-top:14px;padding:13px 15px;border-radius:10px;background:#f6f8fc;font-size:14px;color:#40536f}.explain[hidden]{display:none}.lang-note{background:#fff7ea;border:1px solid #f7d7a6;color:#715021;border-radius:10px;padding:8px 12px;font-size:13px;margin-top:12px}.lang-note[hidden]{display:none}fieldset{border:0;margin:0;padding:0}legend{padding:0}