:root{--ink:#39473d;--muted:#6f7b70;--line:#e5e6df;--paper:#f8f7f2;--green:#425e49;--green-d:#324c38;--sage:#859982;--calm:#e5ebeb;--music:#eee9dc;--stories:#efe6e5;--learn:#e5eadf}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:'DM Sans','Noto Sans TC',-apple-system,'PingFang TC',sans-serif;line-height:1.75}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #526457;outline-offset:3px}
.wrap{max-width:1080px;margin:auto;padding-left:24px;padding-right:24px}
.eyebrow{font-size:11px;letter-spacing:.2em;color:#7d8f7f;font-weight:700}

/* nav */
.nav{height:72px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}
.brand{font-weight:700;font-size:17px;letter-spacing:.08em;white-space:nowrap}
.brand small{font-size:9px;letter-spacing:.16em;color:var(--muted);margin-left:6px}
.mark{display:inline-grid;place-items:center;border:1.5px solid #8fa08f;border-radius:50%;width:26px;height:26px;color:#819581}
.nav nav{display:flex;gap:24px;font-size:13px}
.nav nav a:hover{color:#6f9776}

/* hero */
.hero{padding-top:56px;padding-bottom:40px}
.hero h1{font-size:clamp(36px,5.5vw,64px);line-height:1.3;letter-spacing:.03em;font-weight:500;margin:16px 0}
.hero h1 em{font-style:normal;color:var(--sage)}
.hero p{max-width:560px;color:#5f6d60;font-size:15px;margin:0}
.stats{list-style:none;display:flex;gap:10px;padding:0;margin:24px 0 0;flex-wrap:wrap}
.stats li{background:#fff;border:1px solid var(--line);border-radius:12px;padding:8px 14px;font-size:13px;color:var(--muted)}
.stats b{font-size:20px;color:var(--ink);margin-right:4px;font-weight:600}
.share{margin-top:18px;background:none;border:1px solid #c9d2c7;border-radius:30px;padding:8px 18px;font-size:13px;color:#4e6a55}
.share:hover{background:#eef1ea}

/* guide (top) */
.guide{background:#edf0e9;padding:44px 0}
.guide h2{font-size:clamp(24px,3vw,32px);font-weight:500;margin:10px 0 6px}
.lead{color:#5f6d60;font-size:14px;max-width:640px;margin:0}
.newbie{margin-top:22px;background:#fff;border-radius:16px;border:1.5px dashed #c2cdbf}
.newbie summary{list-style:none;cursor:pointer;display:flex;gap:14px;align-items:center;padding:14px 20px;font-size:14px}
.newbie summary::-webkit-details-marker{display:none}
.newbie[open] summary{border-bottom:1px solid var(--line)}
.step-no.zero{background:#fff;color:var(--green);border:2px solid var(--green)}
.newbie-body{padding:6px 20px 16px 66px;font-size:13.5px;color:#5c695d}
.newbie-body ol{margin:6px 0;padding-left:18px}
.newbie-body li{margin:6px 0}
.store{display:inline-block;margin:4px 6px 0 0;padding:4px 12px;border-radius:20px;background:#eef2ea;color:#3f5745;font-weight:600;font-size:12.5px}
.small{font-size:12.5px;color:var(--muted)}
.steps{list-style:none;padding:0;margin:26px 0 0;display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.steps li{background:#fff;border-radius:16px;padding:20px;display:flex;gap:14px;align-items:flex-start}
.step-no{flex:none;width:32px;height:32px;border-radius:50%;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:700;font-size:15px}
.steps h3{margin:2px 0 6px;font-size:16px;font-weight:600}
.steps p{margin:0;font-size:13.5px;color:#5c695d}
.ico{display:inline-grid;place-items:center;width:20px;height:20px;border:1.5px solid currentColor;border-radius:50%;font-size:13px;line-height:1;vertical-align:-3px}
.folder-chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.chip{border:0;border-radius:10px;padding:7px 10px;font-size:13px;display:inline-flex;gap:8px;align-items:center;text-align:left}
.chip small{font-size:11px;color:#4e6a55;background:#ffffffa8;border-radius:6px;padding:1px 6px;white-space:nowrap}
.chip:active{transform:scale(.97)}
.tip{margin:20px 0 0;font-size:12.5px;color:#617061;background:#f7f8f3;border-radius:12px;padding:12px 16px}
.calm{background:var(--calm)}.music{background:var(--music)}.stories{background:var(--stories)}.learn{background:var(--learn)}

/* collection */
.section{padding-top:52px;padding-bottom:60px}
.section h2{font-size:clamp(24px,3vw,34px);font-weight:500;line-height:1.4;margin:10px 0 0}
.section-head{display:flex;justify-content:space-between;align-items:end;gap:16px}
.overall{margin:0;font-size:13px;color:#4e6a55;font-weight:600}
.cat-tabs{position:sticky;top:0;z-index:5;display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:22px -4px 0;padding:10px 4px;background:var(--paper)}
.tab{border-radius:12px;padding:8px 10px;display:flex;align-items:center;gap:6px;font-size:13px;min-height:44px;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.tab-name{flex:1;font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tab-prog{font-size:11px;color:var(--muted);background:#ffffff99;border-radius:20px;padding:0 7px;white-space:nowrap}
.tab.complete .tab-prog{background:var(--green);color:#fff}
.search-wrap{display:flex;align-items:center;gap:10px;border:1px solid #dce2d9;border-radius:12px;background:#fff;padding:9px 16px;margin-top:14px}
.search-wrap span{font-size:22px;color:#7c937d}
.search-wrap input{border:0;outline:0;font:inherit;font-size:16px;flex:1;min-width:0;background:transparent}
.note{font-size:12px;color:var(--muted)}
.empty{padding:40px;text-align:center;color:var(--muted)}

.cat{border-radius:20px;padding:22px;margin-top:22px;scroll-margin-top:76px}
.cat-head{display:grid;grid-template-columns:1fr auto;gap:10px 20px;align-items:end;margin-bottom:16px}
.cat-title{grid-column:1/-1}
.num{font-size:10px;letter-spacing:.14em;color:#738174}
.cat h3{font-size:22px;font-weight:600;margin:2px 0;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}
.cat-meta{margin:0;font-size:13px;color:#5f6d60}
.cat-progress{display:flex;align-items:center;gap:10px}
.progress{flex:1;height:8px;border-radius:8px;background:#ffffffaa;overflow:hidden;max-width:280px}
.progress span{display:block;height:100%;background:var(--green);border-radius:8px;transition:width .3s}
.prog-text{font-size:12px;color:#4e6a55;font-weight:600;white-space:nowrap}
.cat-btns{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.solid,.ghost{border-radius:30px;padding:9px 16px;font-size:13px;min-height:42px;font-weight:600}
.solid{background:var(--green);color:#fff;border:0}.solid:hover{background:var(--green-d)}
.ghost{background:#ffffffcc;border:1px solid #c5cfc3;color:#3f5745}

.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}
.card{background:#fff;border-radius:16px;padding:14px;display:grid;grid-template-columns:76px 1fr;grid-template-rows:auto auto;gap:4px 14px;align-items:start;transition:opacity .2s}
.cover{grid-row:1/3;width:76px;height:76px;border-radius:10px;background:#e6eee4;display:grid;place-items:center;font-size:24px;position:relative;overflow:hidden}
.cover img{width:100%;height:100%;object-fit:cover;display:block}
.badge{position:absolute;inset:0;background:#425e49b8;color:#fff;display:grid;place-items:center;font-size:26px;font-weight:700}
.card h4{margin:0;font-size:15px;line-height:1.45;font-weight:600}
.count{display:inline-block;margin-top:3px;font-size:11.5px;font-weight:700;color:#4e6a55;background:#eef2ea;border-radius:6px;padding:1px 8px}
.about-text{margin:6px 0 0;font-size:12.5px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card-actions{grid-column:2;display:flex;gap:8px;margin-top:8px}
.open{background:var(--green);color:#fff;border:0;border-radius:30px;padding:7px 16px;font-size:13px;font-weight:600;min-height:38px}
.tick{background:none;border:1px solid #cfd8cd;border-radius:30px;padding:7px 12px;font-size:12.5px;color:#5c695d;min-height:38px}
.tick.on{background:#eef2ea;border-color:#eef2ea;color:#3f5745;font-weight:700}
.card.done{opacity:.72}
.card.done .open{background:#e3e9e0;color:#3f5745}
.reset{text-align:center;margin-top:28px}
.link{background:none;border:0;color:var(--muted);font-size:12px;text-decoration:underline;text-underline-offset:3px;padding:8px}

/* about */
.about{max-width:820px}
.about>p{font-size:15px;color:#5f6d60}
.legal{margin-top:30px;padding:16px 20px;background:#f0f0e9;border-radius:14px}
.legal summary{cursor:pointer;font-weight:600;font-size:14px}
.legal p{font-size:12px;color:#5f6d60}
.contact{margin-top:30px;border-top:1px solid var(--line);padding-top:22px}
.contact h3{font-size:17px;margin:0 0 4px}
.contact p{font-size:14px;color:#5f6d60;margin:0 0 6px}
.contact a{color:#4f745b;text-decoration:underline;text-underline-offset:3px;overflow-wrap:anywhere}
.footer{padding-top:24px;padding-bottom:calc(36px + env(safe-area-inset-bottom));border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;gap:20px;font-size:12px;color:#829080}
.footer strong{color:var(--ink);font-size:15px}
.footer small{display:block;font-size:9px;font-weight:400}

/* 收藏確認列 */
.nextbar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:20;max-width:560px;margin:auto;background:#fff;border-radius:18px;box-shadow:0 12px 40px #1d2d2133;padding:16px 18px;border:1px solid var(--line)}
.nextbar p{margin:0 0 10px;font-size:14px}
.nextbar b{font-weight:700}
.nextbar-actions{display:flex;gap:8px;justify-content:flex-end}
.nextbar[hidden]{display:none}
.toast{position:fixed;left:50%;top:16px;transform:translate(-50%,-150%);background:#2f4034;color:#fff;font-size:13px;padding:10px 18px;border-radius:30px;z-index:30;transition:transform .25s;max-width:calc(100% - 32px);text-align:center}
.toast.show{transform:translate(-50%,0)}

@media(max-width:860px){
  .steps{grid-template-columns:1fr}
  .cards{grid-template-columns:1fr}
}
@media(max-width:640px){
  .wrap{padding-left:16px;padding-right:16px}
  .brand small{display:none}
  .nav nav{gap:14px;font-size:12px}
  .hero{padding-top:36px;padding-bottom:28px}
  .hero h1{font-size:36px}
  .hero p{font-size:14px}
  .guide{padding:32px 0}
  .steps li{padding:16px}
  .section-head{display:block}
  .overall{margin-top:6px}
  .cat-tabs{grid-template-columns:repeat(4,1fr);gap:6px}
  .tab{flex-direction:column;gap:0;padding:6px 4px;text-align:center;font-size:11px}
  .tab-icon{font-size:17px}
  .tab-name{width:100%}
  .cat{padding:16px 12px;border-radius:16px}
  .cat-head{grid-template-columns:1fr}
  .cat-btns{justify-content:stretch}
  .cat-btns button{flex:1}
  .progress{max-width:none}
  .card{grid-template-columns:64px 1fr;padding:12px;gap:2px 12px}
  .cover{width:64px;height:64px}
  .card-actions{grid-column:1/-1;margin-top:10px}
  .card-actions button{flex:1}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}