:root{color:#191b21;background:#f5f4f1;font-family:Inter,Noto Sans TC,PingFang TC,Microsoft JhengHei,Arial,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--red: #e91822;--red-dark: #9d1118;--ink: #191b21;--muted: #767b86;--paper: #ffffff;--warm: #efede8;--line: #e4e0d8;--blue: #1d4d8f;--green: #1c7b57;--shadow: 0 22px 60px rgba(25, 27, 33, .11);--max: 1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;min-width:320px;min-height:100vh;color:var(--ink);background:linear-gradient(rgba(20,20,20,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(20,20,20,.022) 1px,transparent 1px),#f5f4f1;background-size:28px 28px}a{color:inherit;text-decoration:none}button{border:0;cursor:pointer;font:inherit}img{display:block;max-width:100%}.dashboard-shell{min-height:100vh}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:72px;padding:12px max(18px,calc((100vw - var(--max)) / 2));border-bottom:1px solid var(--line);background:#ffffffd6;-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}.brand,.topbar__actions,.track-tabs,.tag-row,.visual-mode__controls,.dots{display:flex;align-items:center}.brand{gap:14px}.brand__mark{display:grid;place-items:center;width:46px;height:46px;border-radius:10px;background:var(--red);color:#fff;font-weight:900;letter-spacing:-.06em;box-shadow:0 10px 26px #e9182247}.brand strong,.brand small{display:block}.brand small{margin-top:3px;color:var(--muted);font-size:.78rem}.topbar__actions{gap:10px;flex-wrap:wrap;justify-content:flex-end}.ghost-button,.dark-button{min-height:38px;border-radius:999px;padding:0 16px;font-weight:750;white-space:nowrap}.ghost-button{border:1px solid var(--line);background:#fffc}.dark-button{background:var(--ink);color:#fff;box-shadow:0 14px 28px #191b212e}main{width:min(calc(100% - 28px),var(--max));margin:0 auto;padding:24px 0 72px}.hero{display:grid;grid-template-columns:minmax(0,1fr) 310px;min-height:238px;overflow:hidden;border:1px solid #2b2e35;border-top:3px solid var(--red);border-radius:18px;background:linear-gradient(90deg,#191b21f5,#191b21e6),radial-gradient(circle at 20% 20%,rgba(233,24,34,.36),transparent 28%);color:#fff;box-shadow:var(--shadow)}.hero__copy{display:flex;flex-direction:column;justify-content:center;gap:12px;padding:clamp(28px,6vw,56px)}.hero__copy span,.section-heading span,.operations>div:first-child span,.visual-mode__slide span{color:var(--red);font-size:.78rem;font-weight:850;letter-spacing:.12em;text-transform:uppercase}.hero__copy h1{margin:0;max-width:12ch;font-size:clamp(2.25rem,6vw,4.7rem);line-height:.96;letter-spacing:0}.hero__copy p{margin:0;color:#d7d9dd;font-size:1.05rem}.hero__stats{display:grid;grid-template-columns:repeat(2,1fr);align-content:center;gap:1px;background:#ffffff14}.hero__stats strong,.hero__stats span{display:grid;place-items:center;min-height:76px;background:#ffffff0a}.hero__stats strong{color:#fff;font-size:2.4rem}.hero__stats span{color:#d7d9dd;font-weight:750}.track-tabs{position:sticky;top:72px;z-index:10;gap:8px;margin:18px 0;padding:8px;overflow-x:auto;border:1px solid var(--line);border-radius:14px;background:#efede8eb;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}.track-tabs button{min-width:max-content;border-radius:10px;padding:11px 20px;background:transparent;color:#474b54;font-weight:850}.track-tabs button.is-active{background:#fff;color:var(--red-dark);box-shadow:0 8px 20px #191b2117}.section-grid{display:grid;grid-template-columns:260px minmax(0,1fr);gap:24px;margin-top:18px}.section-heading{position:sticky;top:148px;align-self:start;padding:14px 0}.section-heading h2,.operations h2{margin:10px 0 0;font-size:clamp(1.55rem,2vw,2.2rem);line-height:1.08}.accordion-list{display:grid;gap:12px}.accordion{overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#ffffffdb;box-shadow:0 10px 30px #191b210a}.accordion.is-open{border-color:#e9182257;box-shadow:var(--shadow)}.accordion__header{display:grid;grid-template-columns:24px 42px minmax(0,1fr);align-items:center;gap:14px;width:100%;padding:22px;background:transparent;color:inherit;text-align:left}.accordion__chevron{color:#7d8189;font-weight:900}.accordion__number{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--ink);color:#fff;font-weight:900}.accordion__header strong,.tutor-card h3,.operation-step strong{display:block;font-size:1.05rem}.accordion__header small{display:block;margin-top:4px;color:var(--muted)}.accordion__body{padding:0 22px 22px 82px}.accordion__body ul,.tutor-card ul{margin:0;padding-left:18px;color:#4c515b;line-height:1.72}.route-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin-top:18px}.route-card{min-height:140px;border:1px solid var(--line);border-radius:12px;padding:16px;background:var(--warm)}.route-card span,.tutor-card__body>span{color:var(--muted);font-size:.78rem;font-weight:850}.route-card strong{display:block;margin-top:8px}.route-card p{margin:8px 0 0;color:#4d525c;line-height:1.55}.route-card--red{border-color:#e9182247}.route-card--blue{border-color:#1d4d8f47}.route-card--green{border-color:#1c7b5747}.tutor-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.tutor-card{display:grid;grid-template-columns:158px minmax(0,1fr);min-height:252px;overflow:hidden;border:1px solid var(--line);border-radius:14px;background:#fff;box-shadow:0 12px 34px #191b210d}.tutor-card img{width:100%;height:100%;min-height:252px;object-fit:cover;object-position:top center;background:var(--warm)}.tutor-card__body{display:flex;flex-direction:column;gap:10px;padding:18px}.tutor-card h3{margin:0;font-size:1.22rem}.tag-row{gap:6px;flex-wrap:wrap;margin-top:auto}.tag-row small{border-radius:999px;padding:5px 9px;background:var(--warm);color:#4d5158;font-weight:760}.operations{display:grid;grid-template-columns:minmax(240px,1.4fr) repeat(4,minmax(120px,1fr));gap:12px;margin-top:28px}.operations>div:first-child,.operation-step{border:1px solid var(--line);border-radius:14px;background:#fff;padding:20px}.operation-step{display:grid;align-content:space-between;min-height:150px}.operation-step span{display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--red);color:#fff;font-weight:900}.disclaimer{margin:22px 0 0;color:#6f747e;line-height:1.7}.modal-backdrop,.visual-mode{position:fixed;inset:0;z-index:50;background:#191b216b}.modal-backdrop{display:grid;place-items:center;padding:18px}.modal{width:min(720px,100%);max-height:min(760px,calc(100vh - 36px));overflow:hidden;border-radius:18px;background:#fff;box-shadow:var(--shadow)}.modal__header{display:flex;align-items:start;justify-content:space-between;gap:18px;padding:22px;border-bottom:1px solid var(--line)}.modal__header h2,.modal__header p{margin:0}.modal__header p{margin-top:5px;color:var(--muted)}.modal__header button,.visual-mode__exit,.visual-mode__controls button{border:1px solid var(--line);border-radius:999px;background:#fff;padding:10px 16px;font-weight:800}.glossary-list{display:grid;gap:10px;max-height:580px;overflow:auto;padding:18px 22px 24px}.glossary-list article{border-radius:12px;padding:15px;background:var(--warm)}.glossary-list p{margin:6px 0 0;color:#4b5059;line-height:1.65}.visual-mode{display:grid;grid-template-rows:auto 1fr auto;background:#fbfaf7}.visual-mode__exit{justify-self:start;margin:18px}.visual-mode__slide{display:grid;align-content:center;justify-items:center;gap:20px;padding:32px;text-align:center}.visual-mode__slide h2{width:min(900px,100%);margin:0;font-size:clamp(2.1rem,6vw,5.2rem);line-height:1.08;letter-spacing:0}.visual-mode__controls{justify-content:center;gap:18px;padding:18px;border-top:1px solid var(--line);overflow-x:auto}.dots{gap:8px}.dots button{width:10px;height:10px;border-radius:50%;padding:0;background:#c9c5bd}.dots button.is-active{width:34px;border-radius:999px;background:var(--red)}@media(max-width:900px){.topbar{align-items:flex-start;flex-direction:column}.topbar__actions{justify-content:flex-start}.hero,.section-grid,.operations{grid-template-columns:1fr}.hero__stats{grid-template-columns:repeat(6,1fr)}.hero__stats strong,.hero__stats span{min-height:58px}.section-heading{position:static}.route-cards,.tutor-grid{grid-template-columns:1fr}}@media(max-width:560px){main{width:min(calc(100% - 20px),var(--max));padding-top:14px}.brand{align-items:flex-start}.brand__mark{width:42px;height:42px}.ghost-button,.dark-button{padding:0 12px}.hero{border-radius:14px}.hero__copy{padding:26px 20px}.hero__stats{grid-template-columns:repeat(3,1fr)}.track-tabs{top:137px}.accordion__header{grid-template-columns:20px 34px minmax(0,1fr);gap:10px;padding:18px 14px}.accordion__number{width:31px;height:31px}.accordion__body{padding:0 16px 18px 56px}.tutor-card{grid-template-columns:118px minmax(0,1fr);min-height:230px}.tutor-card img{min-height:230px}.tutor-card__body{padding:14px}.tutor-card ul{font-size:.9rem}.operations{gap:10px}.visual-mode__controls{justify-content:flex-start}}