:root{--ink:#193d32;--green:#237b59;--green2:#4d9570;--mint:#edf6f0;--paper:#fbfcfa;--warm:#faf7f1;--line:#dbe8df;--muted:#64776d;--white:#fff;--gold:#d39f59;--danger:#a54a3f;--danger-bg:#fff4f1;--shadow:0 18px 45px rgba(25,61,50,.09)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:#283d34;background:var(--paper);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;line-height:1.65}a{text-decoration:none;color:inherit}button{font:inherit}.shell{width:min(1180px,calc(100% - 48px));margin:auto}.nav{height:76px;background:rgba(255,255,255,.94);border-bottom:1px solid var(--line);display:flex;align-items:center;position:sticky;top:0;z-index:20;backdrop-filter:blur(16px)}.navin{display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:11px;font-weight:750;font-size:21px;color:var(--ink)}.brand img{width:38px;height:38px}.links{display:flex;align-items:center;gap:28px;font-size:14px}.links .active{color:var(--green);font-weight:750}.academy{padding-left:24px;border-left:1px solid var(--line);color:var(--green);font-weight:650}.accounts{display:flex;align-items:center;gap:10px;padding-left:16px;border-left:1px solid var(--line)}.accounts .register{padding:6px 14px;border:1px solid #a7cbb5;border-radius:999px;color:var(--green);font-weight:650}.menu,.mobile-panel{display:none}.hero{padding:82px 0 68px;background:linear-gradient(120deg,#edf7f0 0 60%,#f9f7f1 60%)}.crumb{font-size:13px;color:#70837a;margin-bottom:26px}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:72px;align-items:center}.eyebrow,.kicker{display:inline-flex;align-items:center;gap:8px;color:var(--green);font-size:13px;font-weight:750;letter-spacing:.08em}.eyebrow:before,.kicker:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green)}h1,h2{font-family:"Songti SC","STSong",serif;color:var(--ink)}h1{font-size:58px;line-height:1.12;margin:14px 0 18px;letter-spacing:-.035em}.hero p{font-size:18px;color:#53695f;max-width:620px;margin:0}.hero-note{margin-top:24px;font-size:14px;color:#597067}.hero-visual{height:310px;border-radius:90px 24px 90px 24px;overflow:hidden;box-shadow:var(--shadow);background:linear-gradient(145deg,#cfe8d7,#f6eee1);position:relative}.sun{position:absolute;width:118px;height:118px;border-radius:50%;background:#f8dca4;right:45px;top:38px;opacity:.9}.leaf{position:absolute;width:140px;height:230px;border-radius:100% 0 100% 0;background:#84b99b;transform:rotate(-18deg);bottom:-62px;left:78px}.leaf-two{background:#b9d4be;transform:rotate(24deg) scale(.74);left:174px;bottom:-45px}.minute{position:absolute;right:56px;bottom:45px;font:700 96px/1 "Songti SC",serif;color:var(--ink)}.minute small{display:block;font:700 15px/1.2 sans-serif;text-align:right;letter-spacing:.18em}.action-area{padding:82px 0 96px}.action-intro{text-align:center;max-width:700px;margin:0 auto 34px}.action-intro h2{font-size:39px;line-height:1.22;margin:10px 0 12px}.action-intro p{margin:0;color:var(--muted)}.action-tabs{display:grid;grid-template-columns:1fr 1fr;gap:12px;max-width:720px;margin:0 auto 24px}.action-tab{min-height:68px;border:1px solid var(--line);border-radius:20px;background:#fff;color:var(--ink);font-weight:750;cursor:pointer}.action-tab span{display:block;color:var(--muted);font-size:12px;font-weight:600}.action-tab.active{background:var(--mint);border-color:#a8cbb5;color:var(--green);box-shadow:0 8px 22px rgba(35,123,89,.08)}.workspace{display:grid;grid-template-columns:.78fr 1.22fr;max-width:980px;margin:auto;background:#fff;border:1px solid var(--line);border-radius:28px;overflow:hidden;box-shadow:var(--shadow)}.timer-panel{background:linear-gradient(150deg,#edf6f0,#f9f5eb);padding:48px 40px;display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:450px}.status-line{display:flex;gap:9px;align-items:center;color:var(--green);font-weight:750;font-size:14px}.status-dot{width:9px;height:9px;border-radius:50%;background:var(--green)}.timer{font:700 128px/1 "Songti SC",serif;color:var(--ink);margin:18px 0 16px;letter-spacing:-.06em}.timer small{font:700 16px sans-serif;letter-spacing:0;margin-left:6px}.progress{width:100%;height:7px;background:#d8e7dc;border-radius:99px;overflow:hidden}.progress span{display:block;width:0;height:100%;background:var(--green);transition:width .25s linear}.mode-line{margin:20px 0 0;padding:6px 13px;border:1px solid #b8d4c2;border-radius:99px;color:var(--green);font-weight:700;font-size:13px}.copy-panel{padding:54px 50px}.action-label{font-size:13px;color:var(--green);font-weight:750}.copy-panel h2{font-size:36px;line-height:1.25;margin:10px 0 18px}.primary-copy{font-size:17px;color:#50675c;margin:0 0 22px}.safety-copy{padding:16px 18px;border-left:3px solid var(--gold);background:var(--warm);color:#5d665f;border-radius:0 12px 12px 0;font-size:14px}.safety-copy.user-safety{border-color:var(--danger);background:var(--danger-bg);color:#6d3b34}.controls{display:flex;gap:10px;flex-wrap:wrap;margin-top:28px}.control{min-height:44px;padding:10px 20px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--ink);font-weight:700;cursor:pointer;white-space:nowrap}.control.primary{background:var(--green);border-color:var(--green);color:#fff}.control.safety{color:var(--danger);border-color:#ddb6b0}.control:hover,.control:focus-visible{box-shadow:0 0 0 3px rgba(35,123,89,.15);outline:0}.assistive-note{font-size:12px;color:#77877f;margin:20px 0 0}.safety-section{padding:72px 0 86px;background:var(--mint);border-top:1px solid var(--line)}.safety-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:68px}.safety-grid h2{font-size:39px;line-height:1.25;margin:10px 0}.safety-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.safety-points article{background:rgba(255,255,255,.7);border:1px solid #d3e3d8;border-radius:20px;padding:22px}.safety-points strong{color:var(--ink)}.safety-points p{color:var(--muted);font-size:14px;margin:8px 0 0}.footer{background:#edf4ef;color:#294c3e;border-top:1px solid #d8e5dc;padding:48px 0 30px}.footer-top{display:flex;justify-content:space-between}.footer-links{display:flex;gap:26px;font-size:14px}.compliance{display:grid;grid-template-columns:.7fr 1.3fr;gap:30px;margin-top:30px;padding-top:22px;border-top:1px solid #d5e2d9;font-size:12px;color:#60766c}.records{text-align:right}.records span{margin-left:15px}.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media(max-width:800px){.shell{width:calc(100% - 32px)}.nav{height:64px}.links{display:none}.menu{display:grid;width:44px;height:44px;border:1px solid var(--line);border-radius:12px;background:#fff;place-items:center}.mobile-panel{position:absolute;top:64px;left:0;right:0;background:#fff;padding:14px 16px 20px;box-shadow:0 16px 32px rgba(24,61,49,.12)}.mobile-panel.open{display:block}.mobile-panel a{display:flex;align-items:center;min-height:48px;padding:0 12px;border-bottom:1px solid #edf3ef}.mobile-panel .mobile-academy{color:var(--green);font-weight:700}.mobile-account{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:14px}.mobile-account a{justify-content:center;border:1px solid var(--line);border-radius:14px}.hero{padding:42px 0 38px;background:linear-gradient(180deg,#edf7f0 0 67%,#f9f7f1 67%)}.hero-grid{grid-template-columns:1fr;gap:28px}.crumb{margin-bottom:18px}h1{font-size:clamp(39px,11vw,48px)}.hero p{font-size:16px}.hero-visual{height:210px;border-radius:56px 18px 56px 18px}.sun{width:82px;height:82px}.minute{font-size:72px;right:34px;bottom:30px}.leaf{height:170px;left:50px}.leaf-two{left:130px}.action-area{padding:56px 0 72px}.action-intro{text-align:left;margin-bottom:24px}.action-intro h2{font-size:32px}.action-tabs{grid-template-columns:1fr}.workspace{grid-template-columns:1fr;border-radius:22px}.timer-panel{min-height:260px;padding:32px 24px}.timer{font-size:92px;margin:12px 0}.copy-panel{padding:32px 24px}.copy-panel h2{font-size:30px}.controls{display:grid;grid-template-columns:1fr}.control{width:100%;min-height:48px}.safety-section{padding:54px 0 64px}.safety-grid{grid-template-columns:1fr;gap:26px}.safety-grid h2{font-size:32px}.safety-points{grid-template-columns:1fr}.footer-top{display:block}.footer-links{margin-top:22px;gap:18px;flex-wrap:wrap}.compliance{grid-template-columns:1fr;gap:15px}.records{text-align:left}.records span{display:block;margin:3px 0}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important;animation:none!important}}
.runtime-note{font-size:12px;color:#677970;background:var(--mint);border-radius:10px;padding:10px 12px;margin:10px 0 0}
.accounts span,.footer-links span{cursor:default;color:#7b8d84}.mobile-account span{display:flex;align-items:center;justify-content:center;min-height:48px;border:1px solid var(--line);border-radius:14px;color:#7b8d84}.brand,.footer-links a{min-height:44px}.footer-links a{display:inline-flex;align-items:center}