:root{--ink:#29251f;--ink-soft:#514b43;--orange:#f56b3a;--orange-dark:#d94f20;--cream:#faf6ee;--paper:#fffdf9;--lime:#cce87a;--muted:#80786e;--line:#e8dfd3;--radius-lg:26px;--radius-md:18px;--shadow:0 16px 40px rgba(76,55,32,.10)}
*{box-sizing:border-box}
html{background:#e8e0d5;overflow-x:hidden}
body{margin:0;color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}
button,input{font:inherit}button{color:inherit;-webkit-tap-highlight-color:transparent}.phone{width:100%;max-width:440px;min-height:100svh;margin:auto;background:var(--cream);overflow:hidden;padding-bottom:max(28px,env(safe-area-inset-bottom))}
.topbar{height:66px;padding:6px 17px;display:grid;grid-template-columns:1fr 1fr;align-items:center;position:relative;border-bottom:1px solid rgba(79,66,51,.08)}
.back-button{display:none;position:absolute;left:14px;z-index:3;width:36px;height:36px;border:1px solid var(--line);border-radius:50%;background:var(--paper);font-size:20px}.back-button.visible{display:grid;place-items:center}.back-button.visible~.brand-mark{visibility:hidden}
.brand-mark{grid-column:1}.streak{grid-column:2}
.brand-mark{display:flex;align-items:center;gap:8px;justify-self:start;min-width:0}.brand-mark span{width:29px;height:29px;display:grid;place-items:center;border-radius:10px 10px 10px 4px;background:var(--orange);color:#fff;font-family:Arial,sans-serif;font-size:18px;font-weight:400;line-height:1;box-shadow:3px 3px 0 var(--lime)}.brand-mark strong{font-size:16px;line-height:1;letter-spacing:1.2px;font-weight:850}.brand-cn{position:absolute;left:50%;transform:translateX(-50%);font-size:20px;font-weight:760;letter-spacing:.12em;white-space:nowrap}.streak{justify-self:end;display:flex;align-items:center;gap:6px;height:auto;padding:0;border:0;background:transparent;box-shadow:none}.streak>span{font-size:8px;color:var(--orange)}.streak div{display:flex;align-items:baseline;gap:1px}.streak b{font-size:17px;line-height:1;font-weight:800}.streak small{font-size:7px;letter-spacing:.7px;color:var(--muted)}
.brand-mark img{display:block;width:50px;height:50px;object-fit:contain}
.lesson-head{display:flex;align-items:flex-end;justify-content:space-between;gap:12px;padding:18px 20px 17px}.lesson-copy{min-width:0}.lesson-copy>span,.label{font-size:10px;font-weight:750;letter-spacing:1.7px;color:#8d8378;text-transform:uppercase}.lesson-head h1{font-size:29px;line-height:1.17;letter-spacing:-1.2px;margin:8px 0 0;font-weight:760}.lesson-head h1 em{font-family:Georgia,serif;font-weight:500;color:var(--orange);font-style:italic}.duration{width:53px;height:58px;border-radius:17px 17px 17px 7px;background:var(--orange);color:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;flex:none;box-shadow:4px 5px 0 var(--lime)}.duration strong{font-size:22px;line-height:1}.duration span{font-size:9px;margin-top:3px}
.video-wrap{margin:0 14px;position:relative;background:#171512;border-radius:var(--radius-lg);overflow:hidden;box-shadow:0 14px 32px rgba(52,39,25,.20)}.video-wrap video{width:100%;aspect-ratio:16/9;display:block}.source{position:absolute;left:12px;top:11px;background:rgba(27,23,19,.76);backdrop-filter:blur(5px);color:#fff;border-radius:20px;padding:5px 9px;font-size:8px;letter-spacing:.8px;pointer-events:none}
.step-path{display:grid;grid-template-columns:repeat(4,1fr);padding:20px 13px 14px;gap:3px;position:relative}.step-path:before{content:"";position:absolute;left:12%;right:12%;top:33px;height:1px;background:#ddd3c7}.step-path button{border:0;background:transparent;padding:3px 1px 7px;display:flex;flex-direction:column;align-items:center;gap:6px;font-size:11px;color:#9a9186;position:relative;z-index:1}.step-path .dot{width:25px;height:25px;display:grid;place-items:center;border:1px solid #d8cec1;background:var(--cream);border-radius:50%;font-size:9px;font-weight:800}.step-path button.active{color:var(--ink);font-weight:750}.step-path button.active .dot{border-color:var(--orange);background:var(--orange);color:#fff;box-shadow:0 0 0 4px #f8d9cb}.step-path button.done .dot{border-color:var(--lime);background:var(--lime);color:var(--ink)}
.work-card{background:var(--paper);margin:0 14px;border:1px solid rgba(232,223,211,.65);border-radius:var(--radius-lg);padding:22px 19px 20px;box-shadow:var(--shadow);min-height:340px}.work-card h2{font-size:23px;letter-spacing:-.6px;margin:8px 0 7px}.lead{font-size:13px;line-height:1.65;color:var(--muted);margin:0 0 16px}.question{background:var(--ink);color:#fff;border-radius:var(--radius-md);padding:16px;display:flex;gap:12px;align-items:center}.question span{display:grid;place-items:center;background:var(--orange);width:35px;height:35px;border-radius:50%;font-weight:900;flex:none}.question p{font-family:Georgia,serif;font-size:17px;line-height:1.4;margin:0;overflow-wrap:anywhere}.soft{width:100%;min-height:46px;border:1px solid var(--line);background:#fff;border-radius:14px;padding:11px;margin:11px 0;font-size:12px;font-weight:750}details{background:#f7f2ea;border-radius:13px;padding:11px 13px;margin-bottom:16px;font-size:12px;color:#6f675e}details p{line-height:1.6}.primary{border:0;border-radius:16px;background:var(--orange);color:#fff;width:100%;min-height:52px;padding:10px 16px;font-weight:800;box-shadow:0 5px 0 var(--orange-dark)}.primary:active{transform:translateY(3px);box-shadow:0 2px 0 var(--orange-dark)}
.lines,.keepers{display:flex;flex-direction:column;gap:9px;margin-bottom:18px}.line{width:100%;min-height:58px;display:flex;align-items:flex-start;gap:10px;text-align:left;color:inherit;background:#f8f4ee;border:1.5px solid transparent;border-radius:16px;padding:11px;min-width:0;cursor:pointer}.line:hover{background:#f5efe7}.line:focus-visible{outline:3px solid rgba(245,107,58,.28);outline-offset:2px}.line.playing{border-color:var(--orange);background:#fff1e9;box-shadow:0 5px 16px rgba(245,107,58,.10)}.line-play{width:36px;height:36px;display:grid;place-items:center;border-radius:50%;background:var(--ink);color:#fff;flex:none;font-size:12px}.line.playing .line-play{background:var(--orange)}.line-copy{display:block;min-width:0}.line strong{font-family:Georgia,serif;font-weight:500;font-size:14px;line-height:1.4;display:block;overflow-wrap:anywhere}.line small,.keepers small{font-size:10px;line-height:1.45;color:#8c8175;display:block;margin-top:4px}.line em{display:none;margin-top:6px;color:var(--orange);font-size:9px;font-style:normal;font-weight:800;letter-spacing:.4px}.line.playing em{display:block}.keepers>button{border:1px solid var(--line);background:#faf7f2;border-radius:15px;padding:11px 13px;text-align:left;display:flex;align-items:center;justify-content:space-between;gap:8px;min-height:56px}.keepers>button.saved{background:#f3f8e5;border-color:#c4d983}.keepers>button span{min-width:0}.keepers>button strong{overflow-wrap:anywhere}.keepers>button>b{width:28px;height:28px;border-radius:50%;display:grid;place-items:center;background:#ece3d8;flex:none}.count{display:flex;align-items:center;justify-content:space-between;background:var(--ink);color:#fff;border-radius:14px;padding:10px 14px;margin-bottom:17px;font-size:11px}.count strong{font-size:22px;color:var(--lime)}
.builder{background:#f7f1e8;border-radius:17px;padding:14px;margin:13px 0}.builder p{font-family:Georgia,serif;font-size:16px;line-height:1.4;margin:3px 0}.builder input{width:100%;border:0;border-bottom:2px solid var(--orange);border-radius:8px 8px 0 0;background:#fff5d6;padding:9px;margin:2px 0 8px;font-weight:700}.prompt{text-align:center;margin:10px 0 14px}.prompt small,.gentle{font-size:10px;color:#91867b}.prompt p{background:#fff0bd;border-radius:20px;padding:8px;font-size:11px;font-weight:750}.record{width:124px;height:124px;border-radius:50%;border:7px solid #ffe0d4;background:var(--orange);color:#fff;margin:0 auto 13px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;box-shadow:0 9px 25px rgba(245,107,58,.35)}.record span{font-size:19px}.record b{font-size:12px}.record.recording{animation:pulse 1.2s infinite}@keyframes pulse{50%{box-shadow:0 0 0 15px rgba(245,107,58,.12)}}.voice{background:var(--ink);color:#fff;border-radius:15px;padding:11px;display:flex;flex-wrap:wrap;align-items:center;gap:7px}.voice>span{display:flex;flex-direction:column;flex:1;min-width:100px}.voice small{font-size:7px;color:#bbb}.voice b{font-size:11px}.voice audio{width:100%;height:32px}.gentle{text-align:center;line-height:1.55}
.day-progress{padding:19px 26px 0;display:grid;grid-template-columns:auto 1fr auto;gap:9px;align-items:center;font-size:9px;font-weight:750;color:#8c8175}.day-progress div{height:5px;background:#ddd4c8;border-radius:4px}.day-progress i{display:block;width:10%;height:100%;background:var(--orange);border-radius:4px}

/* 首页 */
.home{padding:14px 14px 30px}.today-card{background:var(--paper);border:1px solid rgba(232,223,211,.7);border-radius:30px;padding:20px 18px 18px;box-shadow:var(--shadow)}.today-top{display:flex;justify-content:space-between;align-items:center;color:var(--muted);font-size:10px;letter-spacing:1px}.today-top span{font-weight:800;color:var(--orange)}.today-top b{font-weight:750}.today-card h1{font-size:28px;line-height:1.2;letter-spacing:-1px;margin:11px 0 16px}.today-card h1 em{font-family:Georgia,serif;color:var(--orange);font-weight:500}.cover{position:relative;border-radius:21px;overflow:hidden;background:#171512;box-shadow:0 10px 24px rgba(52,39,25,.16)}.cover video{display:block;width:100%;aspect-ratio:16/9;object-fit:cover;pointer-events:none}.cover-shade{position:absolute;inset:auto 0 0;padding:30px 12px 10px;display:flex;justify-content:space-between;align-items:end;color:#fff;background:linear-gradient(transparent,rgba(19,16,13,.82));font-size:8px;letter-spacing:.6px}.cover-shade b{font-size:9px}.cover-play{position:absolute;inset:0;margin:auto;width:46px;height:46px;display:grid;place-items:center;padding-left:3px;border-radius:50%;background:rgba(255,253,249,.92);color:var(--orange);box-shadow:0 7px 20px rgba(0,0,0,.18)}.today-desc{font-size:14px;line-height:1.65;color:var(--ink-soft);margin:16px 1px}.home-cta{font-size:15px}.completed-cta{background:var(--ink);box-shadow:0 5px 0 #0f0e0c}.text-action,.archive-link{display:block;margin:14px auto 0;border:0;background:transparent;color:var(--muted);font-size:11px;font-weight:750}
.how-section,.recent-section{padding:24px 4px 0}.section-heading{display:flex;align-items:center;justify-content:space-between;margin:0 3px 12px}.section-heading span{font-size:18px;font-weight:800;letter-spacing:-.3px}.how-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:7px}.how-grid article{background:rgba(255,253,249,.72);border:1px solid var(--line);border-radius:17px;padding:13px 10px;min-height:96px}.how-grid b{font-size:12px}.how-grid p{font-size:10px;line-height:1.5;color:var(--muted);margin:7px 0 0}
.week-card{margin-top:24px;background:var(--ink);color:#fff;border-radius:24px;padding:18px}.week-card>div:first-child{display:flex;align-items:baseline;justify-content:space-between;gap:8px}.week-card span{font-size:9px;letter-spacing:1px;color:#bfb9b0}.week-card h2{font-size:15px;margin:0;font-weight:650}.week-card h2 em{font-style:normal;color:var(--lime)}.week-dots{display:grid;grid-template-columns:repeat(7,1fr);align-items:center;text-align:center;margin-top:16px;font-size:16px}.week-dots i{font-style:normal;color:#756f67}.week-dots .today{width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:var(--orange);box-shadow:0 0 0 3px rgba(245,107,58,.25)}
.recent-list{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden}.recent-list button{width:100%;min-height:64px;border:0;border-bottom:1px solid var(--line);background:transparent;padding:11px 14px;text-align:left;display:grid;grid-template-columns:58px 1fr auto;align-items:center;gap:6px}.recent-list button:last-child{border-bottom:0}.recent-list span{font-size:9px;color:var(--orange);font-weight:800}.recent-list b{font-size:12px;font-weight:700}.recent-list i{font-style:normal;font-size:20px;color:var(--muted)}

/* 往期 */
.page-intro{padding:27px 21px 18px}.page-intro>span{font-size:9px;color:var(--orange);font-weight:800;letter-spacing:1.5px}.page-intro h1{font-size:30px;margin:7px 0}.page-intro p{font-size:13px;color:var(--muted);margin:0}.archive-list{display:flex;flex-direction:column;gap:10px;padding:0 14px 30px}.archive-list button{border:1px solid var(--line);background:var(--paper);border-radius:20px;padding:17px;text-align:left;display:flex;justify-content:space-between;align-items:center;box-shadow:0 8px 24px rgba(76,55,32,.06)}.archive-list span{font-size:9px;color:var(--orange);font-weight:800;letter-spacing:1px}.archive-list h2{font-size:16px;margin:7px 0}.archive-list small{font-size:9px;color:var(--muted)}.archive-list>button>b{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:#f5efe7;color:var(--orange)}
.saved-voice{text-align:center;padding:10px;border-radius:12px;background:#f1f7df;color:#667735;font-size:11px;font-weight:750}
@media(max-width:380px){.topbar{padding-inline:13px}.brand-mark{gap:0}.brand-mark img{width:48px;height:48px}.brand-cn{font-size:18px}.streak{padding:0}.streak small{display:none}.lesson-head{padding-inline:18px}.lesson-head h1{font-size:27px}.work-card{padding-inline:17px}}
@media(min-width:600px){.phone{min-height:900px;margin:20px auto;border-radius:34px;box-shadow:0 30px 80px rgba(41,33,25,.20)}}

/* 首页视觉优化 */
.phone{padding-bottom:max(82px,calc(64px + env(safe-area-inset-bottom)))}
.brand-mark{gap:6px}.brand-mark span{width:auto;height:auto;background:transparent;color:inherit;box-shadow:none;font-size:27px}.brand-mark strong{font-size:17px;letter-spacing:1px}.streak{gap:4px;height:32px;padding:0 9px;border:1px solid var(--line);border-radius:17px;background:rgba(255,253,249,.75)}.streak>span{font-size:15px;color:inherit}.streak b{font-size:14px}.streak small{display:inline;font-size:10px;letter-spacing:0}
.home{padding-bottom:24px}.today-top{letter-spacing:.7px}.today-card h1{font-size:27px;line-height:1.18}.cover img{display:block;width:100%;aspect-ratio:16/9;object-fit:cover}.cover-shade{background:linear-gradient(transparent,rgba(19,16,13,.72));font-size:7px;letter-spacing:.45px;padding:30px 11px 9px}.cover-shade b{font-size:9px}
.how-grid{gap:8px}.how-grid article{min-height:112px;padding:15px 10px}.how-grid b{font-size:13px}.how-grid p{font-size:12px;line-height:1.5;color:#655e55;margin-top:9px;overflow-wrap:anywhere}
.week-card{margin-top:22px;background:#403a32;border-radius:21px;padding:16px 18px 14px}.week-card h2{font-size:16px}.week-card h2 em{margin-left:2px}.week-dots{margin-top:11px;font-size:15px}.week-dots i{height:27px;display:grid;place-items:center;color:#777067}.week-dots .today{width:27px;height:27px;justify-self:center;border:2px solid var(--orange);background:transparent;box-shadow:none}
.bottom-nav{position:fixed;z-index:10;left:50%;bottom:0;transform:translateX(-50%);width:100%;max-width:440px;height:64px;padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(2,1fr);background:rgba(255,253,249,.94);backdrop-filter:blur(12px);border-top:1px solid var(--line)}.bottom-nav a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;color:#9a9186;text-decoration:none;font-size:10px;font-weight:700}.bottom-nav a span{font-size:18px;line-height:1}.bottom-nav a.active{color:var(--orange)}
@media(max-width:380px){.brand-mark{gap:4px}.brand-mark span{font-size:25px}.brand-mark strong{font-size:16px}.streak{padding:0 7px}.today-card h1{font-size:26px}.how-grid article{padding-inline:9px}}

/* 录音完成与分享卡 */
.record-complete{display:flex;flex-direction:column;gap:13px}.record-complete h3{margin:2px 0 3px;text-align:center;font-size:19px}.record-complete .primary{margin-top:2px}.retry-record{align-self:center;border:0;background:transparent;color:var(--muted);padding:7px 18px;font-size:12px;font-weight:750}.modal-open{overflow:hidden}.share-modal[hidden]{display:none}.share-modal{position:fixed;z-index:100;inset:0;background:rgba(33,29,24,.48);display:flex;align-items:flex-end;justify-content:center;padding-top:24px}.share-sheet{width:100%;max-width:440px;max-height:94svh;overflow:auto;background:var(--cream);border-radius:28px 28px 0 0;padding:18px 18px max(22px,env(safe-area-inset-bottom));box-shadow:0 -20px 60px rgba(25,20,15,.22)}.share-sheet-head{display:flex;align-items:flex-start;justify-content:space-between;gap:12px;margin-bottom:14px}.share-sheet-head span{display:block;font-size:18px;font-weight:800}.share-sheet-head small{display:block;margin-top:5px;font-size:10px;line-height:1.45;color:var(--muted)}.share-sheet-head button{width:34px;height:34px;flex:none;border:1px solid var(--line);border-radius:50%;background:var(--paper);font-size:22px}.share-sheet>img{display:block;width:min(76%,300px);aspect-ratio:3/4;object-fit:contain;margin:0 auto 16px;border-radius:17px;box-shadow:0 12px 35px rgba(55,42,28,.16)}.secondary-share{width:100%;min-height:48px;margin-top:11px;border:1px solid var(--orange);border-radius:15px;background:transparent;color:var(--orange);font-weight:800}.copy-caption{display:block;margin:10px auto 0;border:0;background:transparent;color:var(--ink-soft);padding:8px 15px;font-size:12px;font-weight:750}.share-toast{min-height:17px;margin:1px 0 0;text-align:center;color:#6b7d35;font-size:11px}
.final-prompt{margin:0 1px 14px;padding:9px 11px;border-left:3px solid var(--lime);border-radius:0 10px 10px 0;background:#f5f7e8;color:var(--ink-soft);font-size:11px}.final-prompt span{color:#75833f;font-weight:800}.cta-note{text-align:center;margin:9px 0 0;color:#92897e;font-size:10px}.complete-note{text-align:center;margin:-7px 0 1px;color:#75833f;font-size:11px;font-weight:700}.record-complete h3 span{display:inline-block;animation:complete-pop .8s cubic-bezier(.2,.8,.2,1)}@keyframes complete-pop{0%{transform:scale(.65);opacity:.2}55%{transform:scale(1.25)}100%{transform:scale(1);opacity:1}}@media(prefers-reduced-motion:reduce){.record-complete h3 span{animation:none}}