:root{color-scheme:light;--paper:#fafbf8;--ink:#51473e;--muted:#76756d;--blue:#bedcf5;--mint:#dceee4;--coral:#c87861;--line:#e6e8df;font-family:"Microsoft YaHei UI","PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:#edf1eb;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer;color:inherit;border:0}button:focus-visible,a:focus-visible,summary:focus-visible,input:focus-visible{outline:3px solid #749fbb;outline-offset:4px}button:active{transform:translateY(1px)}button:disabled{opacity:.5;cursor:default}a{color:inherit}button{transition:background .2s,transform .2s}button:hover{filter:brightness(.98)}.app-shell{max-width:1120px;min-height:100dvh;margin:auto;background:var(--paper);padding:0 54px;display:flex;flex-direction:column}header{height:94px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:10px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:750;font-size:22px;letter-spacing:1px}.brand-mark{width:36px;height:36px;background:var(--mint);border-radius:13px;display:grid;place-items:center;font-size:30px;font-weight:400}.edition{font-size:11px;font-weight:400;color:var(--muted);border:1px solid var(--line);border-radius:5px;padding:4px 6px;letter-spacing:0;margin-left:6px}.sound{font-size:12px;border:1px solid #dce2d7;border-radius:24px;padding:10px 15px;background:transparent;white-space:nowrap}main{flex:1;outline:none}section{animation:appear .4s ease-out}.home{max-width:510px;margin:38px auto 0;text-align:center}.eyebrow{font-size:12px;letter-spacing:2px;color:#6e7c71;display:flex;align-items:center;justify-content:center;gap:8px}.eyebrow i{width:6px;height:6px;background:#8ca995;border-radius:50%}h1{font-size:46px;letter-spacing:2px;line-height:1.25;margin:19px 0 13px;font-weight:800}.coral{color:var(--coral)}.subtitle{font-size:14px;color:var(--muted);line-height:1.8;margin:0}.mobile-break{display:none}.hero-art{position:relative;max-width:350px;margin:8px auto 22px}.mascots{display:block;width:100%;mix-blend-mode:multiply}.art-note{font-size:11px;letter-spacing:2px;position:absolute;bottom:0;left:50%;transform:translateX(-50%) rotate(-3deg);white-space:nowrap;color:#8a8d7b;background:#eff2e8;padding:5px 12px;border-radius:50%}.start-area{max-width:370px;margin:auto}.timing{display:flex;justify-content:center;align-items:center;gap:17px;font-size:12px;margin-bottom:16px;color:var(--muted)}.timing b{color:var(--ink);font-size:15px;font-weight:600}.timing em{font-style:normal;color:#c1c5bc}.primary{background:var(--blue);border-radius:17px;padding:16px 24px;min-height:52px;font-weight:700;display:block;width:100%}.big{min-height:60px;font-size:17px;letter-spacing:1px;box-shadow:0 4px 0 #a8c5dd}.big span{float:right}.under-button{display:flex;justify-content:space-between;align-items:center;font-size:11px;color:var(--muted);margin:13px 0}.text-button{background:none;padding:12px 4px;font-size:12px;min-height:44px}.under-button .text-button{color:#577c8e;text-decoration:underline;text-underline-offset:4px}.safety{border-top:1px solid var(--line);max-width:420px;margin:10px auto 0;text-align:left;font-size:12px}.safety summary{cursor:pointer;list-style:none;padding:17px 0;font-size:12px}.safety summary span{float:right}.safety div{line-height:1.9;color:var(--muted);padding:0 0 14px}.safety a{color:#476c72}.privacy{font-size:10px;line-height:1.9;color:var(--muted);margin:8px 0 18px}.bottom-nav{display:flex;gap:40px;justify-content:center;padding:10px 0 20px}.bottom-nav button{background:none;color:#8b8a80;min-width:88px;padding:8px;font-size:19px;border-radius:14px}.bottom-nav span{font-size:12px;margin-left:6px}.bottom-nav [aria-current]{color:#4b6b62;background:#edf3ec}footer{border-top:1px solid var(--line);padding:19px 0;display:flex;justify-content:space-between;gap:12px;font-size:10px;color:#7d8074;letter-spacing:1px}.exercise,.done,.records{max-width:440px;text-align:center;margin:48px auto 40px}.exercise h1{font-size:36px}.orb{width:264px;height:264px;margin:36px auto 27px;border-radius:50%;background:#e3efe6;border:1px solid #cee0d2;display:grid;place-items:center;transition:background .6s;position:relative}.orb:before{content:"";position:absolute;inset:-12px;border:1px solid #dee8db;border-radius:50%;animation:breathe var(--phase-time,6s) ease-in-out infinite alternate}.orb.contract{background:#dcebf7;border-color:#bfd6e5}.orb.contract:before{border-color:#d2e2ed}.orb.paused:before{animation-play-state:paused}.orb.paused{background:#eceee7;border-color:#daddd3}.orb-inner{display:flex;align-items:center;flex-direction:column}#seconds{font-size:80px;line-height:1.05;font-weight:500;font-variant-numeric:tabular-nums;letter-spacing:-3px}.unit{font-size:13px;margin-top:8px;color:var(--muted)}#phase-label{font-size:12px;letter-spacing:3px;margin-top:13px}.rep-line{font-size:13px}.rep-line span{font-size:11px;color:var(--muted);margin-left:12px}progress{height:5px;border:0;border-radius:5px;width:220px;margin:10px 0 32px;appearance:none}progress::-webkit-progress-bar{background:#e9ece3;border-radius:5px}progress::-webkit-progress-value{background:#8da995;border-radius:5px}progress::-moz-progress-bar{background:#8da995}.exercise-actions{max-width:350px;margin:auto}.stop{margin-top:14px;color:#855e51}.fine{font-size:11px;line-height:1.8;color:var(--muted)}.done-art{position:relative;max-width:340px;margin:20px auto}.done-badge{position:absolute;right:15px;top:20px;background:var(--mint);border:4px solid var(--paper);border-radius:50%;width:48px;height:48px;display:grid;place-items:center;font-size:23px;color:#668872}.saved-line{font-size:12px;color:#6b8272;margin:15px 0 30px}.done>.primary{max-width:350px;margin:auto}.done>.text-button{margin:10px 0}.records h1{font-size:36px}.history{list-style:none;padding:0;text-align:left;margin-top:30px;max-height:440px;overflow:auto}.history li{padding:21px 0;border-bottom:1px solid var(--line);font-size:12px}.history li>div{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.history strong{font-size:14px;font-weight:600}.history time,.history small{font-size:11px;color:var(--muted)}.empty{padding:15px 35px}.empty h2{font-size:17px}.muted{font-size:13px;color:var(--muted);line-height:1.9}.empty .primary{margin:30px auto}dialog{border:1px solid var(--line);background:var(--paper);color:var(--ink);border-radius:26px;padding:26px;width:min(420px,calc(100vw - 30px));max-height:90dvh;overflow:auto;box-shadow:0 25px 80px #343c3026}dialog::backdrop{background:#3a433b55;backdrop-filter:blur(3px)}.dialog-top{display:flex;justify-content:space-between;align-items:center;gap:10px}.dialog-top h2{font-size:21px;margin:0}.icon-button{background:none;font-size:25px;min-width:44px;min-height:44px}dialog label{display:flex;align-items:center;justify-content:space-between;padding:13px 0;font-size:14px;border-bottom:1px solid var(--line)}input{width:70px;border:1px solid #d7ddd2;background:white;border-radius:10px;padding:10px;color:var(--ink)}dialog .primary{margin-top:12px}.button-row{display:flex;gap:12px}.button-row button{flex:1;margin-top:12px}.secondary{background:#e9ece4;border-radius:17px;padding:14px}.notice{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);background:#514f46;color:white;font-size:12px;line-height:1.7;padding:12px 20px;border-radius:14px;max-width:calc(100vw - 30px);width:max-content;z-index:10;box-shadow:0 5px 20px #0002}@keyframes appear{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}@keyframes breathe{from{transform:scale(.99)}to{transform:scale(1.055)}}@media(min-width:850px){.home{margin-top:32px}.hero-art{max-width:340px}.app-shell{box-shadow:0 0 90px #9ca59614}}@media(max-width:600px){:root{background:var(--paper)}.app-shell{padding:0 24px}header{height:76px}.brand{font-size:18px;gap:7px}.brand-mark{width:30px;height:30px;font-size:26px}.edition{display:none}.sound{font-size:11px;padding:9px 12px}.home{margin-top:29px}h1{font-size:39px;letter-spacing:1px;margin:17px 0 11px}.subtitle{font-size:12px}.hero-art{max-width:310px;margin:8px auto 18px}.timing{gap:12px}.big{font-size:16px;min-height:57px}.safety{margin-top:4px}.bottom-nav{padding:5px 0 16px}.privacy{font-size:10px;margin-bottom:8px}footer{font-size:9px;letter-spacing:0;padding:15px 0}.exercise,.done,.records{margin-top:34px}.exercise h1{font-size:33px}.orb{width:238px;height:238px;margin:35px auto 28px}.eyebrow{font-size:10px;letter-spacing:1.5px}.history time{font-size:10px}}@media(prefers-reduced-motion:reduce){*,*:before{animation:none!important;transition:none!important}}