*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:100px}body{margin:0;background:#f8faf6;color:#182e2b;font-family:'Microsoft YaHei','PingFang SC',sans-serif;line-height:1.75}button,select,input{font:inherit}button,a,input,select{-webkit-tap-highlight-color:transparent}button,a,select{touch-action:manipulation}a{color:inherit}button{cursor:pointer}button:focus-visible,a:focus-visible,select:focus-visible,input:focus-visible{outline:3px solid #d35b33;outline-offset:4px}button:disabled{cursor:default}p{margin:0 0 16px;color:#526560}h1,h2,h3{line-height:1.25;margin:0;font-weight:700}h2{font-size:clamp(32px,3.2vw,48px);letter-spacing:-1px}h3{font-size:23px}header{position:sticky;top:0;z-index:10;display:flex;align-items:center;gap:30px;padding:18px max(28px,calc((100vw - 1280px)/2));background:#f8faf6e8;backdrop-filter:blur(22px);border-bottom:1px solid #dce5df}header a{text-decoration:none}.brand{display:flex;align-items:center;gap:15px;white-space:nowrap}.brand b{font-size:18px;letter-spacing:0}.brand b span{color:#d45b36}.brand small{border-left:1px solid #bacac3;padding-left:15px;font-size:12px}nav{display:flex;gap:25px;flex:1;justify-content:center;font-size:13px;font-weight:700}.quiet{border:1px solid #bacbc4;border-radius:7px;padding:7px 13px;background:transparent;color:#24423b;font-size:12px;white-space:nowrap}.wrap{max-width:1280px;margin:auto;padding-left:32px;padding-right:32px}.section{padding-top:92px;padding-bottom:92px}.eyebrow{color:#387364;font-size:12px;letter-spacing:2px;font-weight:700;margin-bottom:24px}.hero{display:grid;grid-template-columns:1.06fr 1fr;gap:58px;padding-top:75px;padding-bottom:85px;align-items:center;min-height:690px}.pill{display:inline-block;background:#e6eee3;border-radius:20px;padding:4px 14px;font-size:12px;color:#436044;margin:0 0 18px}h1{font-size:clamp(39px,4.2vw,64px);letter-spacing:-2px;line-height:1.3}h1 span{color:#247964}.lead{font-size:17px;max-width:550px;margin-top:23px}.actions{display:flex;gap:20px;align-items:center;margin:30px 0}.primary{display:inline-flex;align-items:center;gap:25px;padding:13px 21px;border-radius:6px;background:#1e6857;color:white;text-decoration:none;font-size:14px;font-weight:700}.primary:hover{background:#144d40}.text-link{font-size:12px;text-decoration:none;color:#465f57}.hero-numbers{display:flex;border-top:1px solid #cddbd2;padding-top:25px;gap:36px}.hero-numbers strong{font-size:34px;font-weight:600;display:block;line-height:1.4}.hero-numbers strong span{font-size:13px;margin-left:5px}.hero-numbers small{font-size:11px;color:#53685f}.hero-art{position:relative;height:490px}.landscape{width:92%;height:390px;object-fit:cover;border-radius:140px 12px 12px 12px;filter:brightness(.83)}.image-note{position:absolute;top:230px;left:28px;color:white;font-size:25px;font-weight:700;text-shadow:0 1px 8px #000}.image-note small{font-size:12px;letter-spacing:2px}.inset{position:absolute;right:0;bottom:0;width:60%;height:200px;object-fit:cover;border:8px solid #f8faf6;border-radius:12px;box-shadow:0 18px 40px #1e48351c}.float-label{position:absolute;left:-25px;bottom:55px;font-size:12px;background:#fffffff2;border:1px solid #e2e9db;border-radius:10px;padding:15px 18px;box-shadow:0 10px 35px #163f2820;animation:float 7s ease-in-out infinite}.dot{display:inline-block;width:7px;height:7px;background:#db6b41;border-radius:50%;margin-right:8px}.vertical{position:absolute;right:-12px;top:20px;writing-mode:vertical-rl;font-size:10px;letter-spacing:3px;color:#6c8478}.ambient{position:fixed;z-index:-1;top:-200px;right:-150px;width:650px;height:650px;background:radial-gradient(ellipse,#cbe6cd66,transparent 65%);filter:blur(60px);pointer-events:none;animation:float 12s ease-in-out infinite}@keyframes float{50%{transform:translateY(-12px)}}.tint{background:#edf2eb}.tint>.wrap:not(.section){padding-top:85px;padding-bottom:85px}.section-top{display:grid;grid-template-columns:1fr 1fr;column-gap:70px;margin-bottom:40px;align-items:end}.section-top .eyebrow{grid-column:1/-1;margin-bottom:20px}.section-top>p:last-child{font-size:16px;max-width:520px;margin-bottom:4px}.outcomes{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}.outcomes article{padding:28px 0;border-top:1px solid #afc6b7}.index{display:block;font-size:12px;letter-spacing:2px;color:#41806a;margin-bottom:20px}.outcomes h3{margin-bottom:18px}.outcomes p{font-size:15px}.evidence{font-size:12px;color:#6a7d72;border-top:1px solid #cfdbd1;padding-top:18px}.evidence b{display:block;color:#244d3e;font-size:14px;margin-top:5px}.boundary{display:flex;gap:30px;align-items:baseline;border-top:1px solid #c9d7cc;padding-top:24px}.boundary strong{white-space:nowrap}.boundary p{font-size:14px;margin:0}.stage-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin-bottom:30px}.stage-tabs button{padding:15px 12px;text-align:left;border:1px solid #d1ddd5;border-radius:6px;color:#3e5c50;background:#fff}.stage-tabs button small{display:block;font-size:10px;margin-bottom:5px}.stage-tabs button[aria-selected=true]{background:#215f50;color:white;border-color:#215f50}.stage-tabs button b{font-size:14px}.course-area{display:grid;grid-template-columns:260px 1fr;gap:48px;min-height:460px}#stage-summary{background:#e6eee3;padding:28px;border-radius:6px;align-self:start}#stage-summary strong{font-size:47px;display:block;font-weight:500;color:#3c7862}#stage-summary h3{font-size:20px;margin:10px 0 20px}#stage-summary p{font-size:14px}#stage-summary small{font-size:12px;color:#4e6b58}.lesson{border-bottom:1px solid #d9e3da}.lesson summary{list-style:none;cursor:pointer;display:flex;align-items:center;gap:16px;padding:17px 0;font-size:17px}.lesson summary::-webkit-details-marker{display:none}.lesson summary span{font-size:12px;color:#6d8276;min-width:45px}.lesson summary:after{content:'＋';margin-left:auto;color:#4b7c66}.lesson[open] summary:after{content:'－'}.lesson-body{padding:0 25px 20px 62px;font-size:14px;display:grid;gap:10px}.lesson-body p{margin:0}.lesson-body b{color:#1c5745;margin-right:10px}.schedule-note{margin-top:30px;border-left:3px solid #bd643e;padding:10px 20px;background:#f2eee6;font-size:13px}.schedule-note p{margin:4px 0 0}.rhythm-section{background:#173f35;color:white;padding:70px 0}.rhythm-layout{display:grid;grid-template-columns:1fr 1.2fr;gap:70px}.rhythm-section p{color:#c5d7ce;margin-top:20px}.rhythm-section .eyebrow{color:#add3be;margin-top:0}.rhythm-section .subtle{color:#b7c9bf}.rhythm{display:flex;gap:5px;margin-bottom:18px}.rhythm button{border:0;border-radius:5px;padding:17px 5px;font-size:13px;white-space:nowrap;color:#173f35;background:#c4d7b8;flex:var(--weight)}.rhythm button:nth-child(2){background:#a4cfbf}.rhythm button:nth-child(3){background:#e5d3ad}.rhythm button:nth-child(4){background:#e9aa7b}.rhythm button:nth-child(5){background:#c4c4d5}.rhythm button[aria-pressed=true]{outline:2px solid white;outline-offset:3px}.rhythm button span{display:block;font-weight:700;font-size:20px}.rhythm-detail{background:#ffffff0b;border:1px solid #ffffff25;padding:25px;border-radius:8px;min-height:220px}.rhythm-detail h3{font-size:20px}.rhythm-detail p{margin:10px 0;font-size:14px}.rhythm-detail b{color:white}.case-tabs{display:flex;gap:10px;margin-bottom:22px;flex-wrap:wrap}.case-tabs button{border:1px solid #cddbd1;background:transparent;color:#3d5e50;padding:10px 20px;border-radius:25px;font-size:13px}.case-tabs button.active{background:#245f50;color:white;border-color:#245f50}.case-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:40px}.screen video{width:100%;aspect-ratio:16/9;background:#152c24;display:block;border-radius:10px}.seek-buttons{display:flex;gap:8px;flex-wrap:wrap;margin-top:15px}.seek-buttons button{border:1px solid #c9d8cc;background:#eff4eb;color:#2e5b42;padding:7px 12px;border-radius:5px;font-size:12px}.caption,.source-note{font-size:11px;color:#687f70;margin-top:12px}.analysis .label{font-size:11px;color:#478064;letter-spacing:1px}.analysis h3{font-size:24px;margin:5px 0 20px}.analysis dl{margin:0}.analysis dt{font-size:12px;font-weight:bold;color:#357358}.analysis dd{margin:5px 0 15px;font-size:14px;color:#425e4d}.analysis .takeaway{background:#e8efe2;padding:15px;font-size:13px;border-radius:5px}.brief-tool{display:grid;grid-template-columns:320px 1fr;gap:40px;background:#fff;padding:35px;border-radius:10px}.brief-controls label{display:block;font-size:13px;margin-bottom:7px;font-weight:bold}.brief-controls select{width:100%;padding:12px;border:1px solid #bdcfc0;background:#f9fbf7;color:#244d37;border-radius:5px;margin-bottom:20px;font-size:14px}.tool-tag{font-size:11px;color:#6f8674}#brief-result{display:grid;grid-template-columns:1fr 1fr;gap:14px}#brief-result article{padding:15px;border-left:2px solid #d7e4cf}#brief-result b{display:block;font-size:12px;color:#568164;margin-bottom:6px}#brief-result p{font-size:15px;margin:0}.competition-flow{display:flex;justify-content:space-between;align-items:center;padding:35px 0;border-top:1px solid #c9d9cd;border-bottom:1px solid #c9d9cd;margin-bottom:35px}.competition-flow div{text-align:center}.competition-flow strong{font-size:40px;font-weight:500;line-height:1.4;color:#2e6a50}.competition-flow span,.competition-flow small{display:block}.competition-flow span{font-size:15px;font-weight:700}.competition-flow small{font-size:11px;color:#718374;margin-top:5px}.competition-flow i{font-style:normal;color:#94ac9b;font-size:25px}.assessment-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px}.calculator{padding:30px;background:#edf2e9;border-radius:8px}.calculator h3,.rubric h3{margin-bottom:15px}.calculator>p{font-size:14px}.calculator label{font-size:13px;display:flex;justify-content:space-between;margin:15px 0 8px}.calculator input{width:100%;accent-color:#387355}.calculator output{font-weight:bold}.time-result{display:flex;align-items:center;gap:20px;margin:18px 0}.time-result strong{font-size:34px;color:#286245;font-weight:500}.time-result span{font-size:13px}.calculator small{font-size:11px;display:block;color:#5c745f}.agenda{margin-top:20px;border-top:1px solid #c8d8c8;padding-top:18px;font-size:12px}.agenda p{margin:5px 0 0}.rubric{padding:30px 0}.score-row{display:grid;grid-template-columns:100px 1fr 40px;gap:15px;align-items:center;margin-bottom:17px;font-size:13px}.score-row .track{height:6px;background:#e4ece0;border-radius:5px}.score-row .track i{display:block;height:100%;background:#4d8968;border-radius:5px}.score-row b{font-size:15px;text-align:right}.subtle{font-size:12px;color:#617a69}.rubric details{font-size:12px;border-top:1px solid #d2dfd2;padding-top:15px}.rubric summary{cursor:pointer}.rubric details p{margin-top:12px}.grade-strip{display:grid;grid-template-columns:100px 1fr;gap:5px 20px;padding:25px 0;border-bottom:1px solid #d3dfd1;margin-top:15px}.grade-strip strong{font-size:13px}.grade-strip b{font-size:18px;color:#315f42}.grade-strip p{grid-column:2;font-size:13px;margin:0}.delivery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}.delivery-grid article{border-top:1px solid #b4c8b4;padding-top:25px}.delivery-grid h3{font-size:21px}.delivery-grid ul{padding-left:18px;font-size:14px;color:#4f6855}.delivery-grid li{margin-bottom:12px}.offline-note{display:flex;gap:30px;border-top:1px solid #c2d2c0;padding-top:25px;margin-top:20px;font-size:13px}.offline-note b{min-width:210px}.offline-note p{margin:0}.closing{text-align:center;padding-top:90px;padding-bottom:90px}.closing h2{margin-bottom:20px}.closing p:not(.eyebrow){max-width:640px;margin:0 auto 30px;font-size:16px}footer{display:flex;justify-content:space-between;align-items:center;border-top:1px solid #d3dfd1;padding-top:24px;padding-bottom:24px;font-size:11px;color:#5d7863}body.presentation header{padding-top:10px;padding-bottom:10px}body.presentation p,body.presentation .lesson-body{font-size:18px}body.presentation .section-top h2{font-size:50px}body.presentation .section{min-height:90vh}
@media(max-width:1050px){nav{gap:13px}.brand small{display:none}.hero{gap:25px}.hero-numbers{gap:20px}.hero-art{height:440px}.image-note{font-size:21px}.actions{flex-wrap:wrap}.course-area{gap:25px}.rhythm-layout{gap:30px}.wrap{padding-left:25px;padding-right:25px}}@media(max-width:760px){header{padding:12px 18px;flex-wrap:wrap;gap:10px}.brand{flex:1}nav{order:3;width:100%;justify-content:space-between;gap:10px;font-size:11px}h1{font-size:43px}.hero{grid-template-columns:1fr;padding-top:45px;padding-bottom:50px}.hero-art{height:370px;margin:10px 20px}.landscape{height:300px}.image-note{top:160px}.inset{height:145px}.hero-numbers{justify-content:space-between;gap:10px}.hero-numbers strong{font-size:30px}.section-top{grid-template-columns:1fr;gap:22px}.section-top>p:last-child{font-size:15px}.section{padding-top:55px;padding-bottom:55px}.tint>.wrap:not(.section){padding-top:55px;padding-bottom:55px}.outcomes,.delivery-grid{grid-template-columns:1fr;gap:10px}.boundary,.offline-note{display:block}.boundary strong,.offline-note b{display:block;margin-bottom:10px}.stage-tabs{display:flex;overflow:auto;padding-bottom:8px}.stage-tabs button{min-width:145px}.course-area{grid-template-columns:1fr;gap:20px}#stage-summary{padding:20px}#stage-summary strong{font-size:30px;float:left;margin-right:20px}#stage-summary h3{margin:0 0 10px}.lesson-body{padding-left:0}.rhythm-layout,.case-grid,.brief-tool,.assessment-grid{grid-template-columns:1fr}.rhythm-layout{gap:20px}.rhythm button{font-size:11px}.brief-tool{padding:22px;gap:20px}#brief-result{grid-template-columns:1fr}.competition-flow{display:grid;grid-template-columns:1fr 30px 1fr;row-gap:25px}.competition-flow i:nth-child(4){display:none}.competition-flow strong{font-size:30px}.competition-flow small{font-size:10px}.grade-strip{grid-template-columns:1fr}.grade-strip p{grid-column:1}.grade-strip b{font-size:16px}footer{flex-wrap:wrap;gap:12px}.closing{padding-top:60px;padding-bottom:60px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important}}@media print{header,.ambient,.hero-art,.case-tabs,.seek-buttons,.quiet,.actions,.brief-controls{display:none}.wrap{max-width:none;padding:0}body{color:#111;background:white;font-size:11pt}.section,.hero,.closing,.tint>.wrap:not(.section),.rhythm-section{padding:25px 0;min-height:0}.hero,.section-top,.rhythm-layout,.case-grid,.course-area,.brief-tool{display:block}.hero-numbers{max-width:600px}h1{font-size:30pt}h2{font-size:24pt}.rhythm-section{background:#eee;color:#111}.rhythm-section p,.rhythm-detail b{color:#333}.screen video{max-width:400px}.stage-tabs{display:none}#stage-summary{display:none}.lesson-body{display:block}details{break-inside:avoid}.outcomes,.delivery-grid{gap:15px}.source-note{display:block}.analysis{margin-top:15px}footer{display:none}}
