:root{--green: #1f7a34;--green-dark: #17542a;--green-deep: #1c4d33;--green-light: #e9f6e4;--orange: #f58a1f;--orange-dark: #e07410;--ink: #1f2d23;--muted: #5d6b62;--line: #e3e9e4;--bg: #ffffff;--radius: 18px;--shadow: 0 6px 22px rgba(30, 70, 40, .1);--font: "PingFang SC", "Microsoft YaHei", "Noto Sans SC", "Hiragino Sans GB", system-ui, sans-serif}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);line-height:1.5;overflow-x:hidden}img,svg{max-width:100%}h1,h2,h3,p,ul{margin:0}ul{padding:0;list-style:none}a{color:inherit;text-decoration:none}button,input{font:inherit}.container{width:min(1200px,100% - 40px);margin-inline:auto}.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:999px;cursor:pointer;font-weight:700;color:#fff;transition:transform .15s,box-shadow .15s,background .15s}.btn:hover{transform:translateY(-2px)}.btn-sm{padding:9px 18px;font-size:14px}.btn-lg{padding:14px 34px;font-size:20px}.btn-orange{background:linear-gradient(180deg,#ffa13a,var(--orange));box-shadow:0 6px 16px #f58a1f66}.btn-orange:hover{background:var(--orange-dark)}.btn-green{background:linear-gradient(180deg,#2a8f43,var(--green));box-shadow:0 6px 16px #1f7a3459}.btn-dark{background:var(--green-dark)}.header{position:relative;z-index:10;background:#fff;border-bottom:1px solid var(--line)}.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:10px 0}.brand{display:flex;align-items:center;gap:12px;min-width:0}.brand-text{display:flex;flex-direction:column;line-height:1.15}.brand-name{font-size:26px;font-weight:800;color:var(--green);letter-spacing:1px;white-space:nowrap}.brand-en{font-size:15px;font-weight:700;color:var(--green-dark);letter-spacing:1px;white-space:nowrap}.brand-slogan{max-width:200px;margin-left:8px;padding-left:18px;border-left:1px solid var(--line);font-size:13px;font-weight:600;color:#3b4a40;line-height:1.5}.header-right{display:flex;align-items:center;gap:14px;flex:none}.brand{flex:none}.nav{display:flex;align-items:center;gap:4px}.nav-link{padding:8px 10px;border-radius:10px;font-size:15px;font-weight:600;white-space:nowrap}.nav-link:hover{background:var(--green-light)}.nav-link.is-active{background:var(--green);color:#fff}.caret{margin-left:4px;font-size:12px;opacity:.7}.search{position:relative;display:block}.search input{width:130px;padding:8px 34px 8px 14px;border:1px solid #cdd7d0;border-radius:999px;font-size:13px;background:#fff;outline:none}.search input:focus{border-color:var(--green);box-shadow:0 0 0 3px #1f7a3426}.search svg{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:#8a968e}.lang-slot{padding:7px 10px;border:1px dashed #b9c6bd;border-radius:8px;background:transparent;font-size:12px;color:var(--muted);cursor:default;white-space:nowrap}.menu-toggle{display:none;width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;cursor:pointer;padding:11px 10px;flex-direction:column;justify-content:space-between}.menu-toggle span{display:block;height:3px;border-radius:2px;background:var(--green-dark)}.hero{background:radial-gradient(circle at 18% 30%,rgba(255,255,255,.85),transparent 45%),linear-gradient(180deg,#cdeaf9,#e7f5ef 70%,#d9efc6);overflow:hidden}.hero-inner{display:grid;grid-template-columns:1.05fr 1fr;align-items:center;gap:20px;padding:48px 0 28px}.hero h1{font-size:clamp(36px,5.2vw,62px);font-weight:900;color:var(--green-dark);letter-spacing:3px;line-height:1.15}.hero-sub{margin-top:14px;font-size:clamp(18px,2.4vw,28px);font-weight:800;color:#2a3a2f;letter-spacing:2px}.check-list{margin:22px 0 28px;display:grid;gap:10px}.check-list li{display:flex;align-items:center;gap:10px;font-size:17px;font-weight:600}.check{flex:none;width:24px;height:24px;border-radius:50%;background:#2f9e44;display:grid;place-items:center}.hero-visual{position:relative;width:100%}.hero-art{display:block;width:100%;aspect-ratio:1.7;border-radius:20px;box-shadow:var(--shadow);background:#c7eafd url(/assets/hero-bg-9jHcv3xl.jpg) 77% 100% / cover no-repeat}.hero-quote{position:absolute;right:2%;top:38%;font-size:clamp(14px,1.8vw,22px);font-weight:800;color:#2b3a52;line-height:1.45;text-align:center;transform:rotate(8deg);pointer-events:none}.hero-quote{display:none}@media (min-width: 1021px){.hero{--u: calc(min(100vw, 1920px) / 1212);background:#cdeaf9}.hero .hero-inner{position:relative;display:block;width:100%;max-width:1920px;margin:0 auto;padding:0;aspect-ratio:1212 / 362;background:url(/assets/hero-bg-9jHcv3xl.jpg) center / 100% 100% no-repeat}.hero-visual{display:none}.hero-copy{position:absolute;left:calc(var(--u) * 54);top:calc(var(--u) * 48)}.hero h1{font-size:calc(var(--u) * 56);letter-spacing:calc(var(--u) * 2);color:#0d4a22;-webkit-text-stroke:calc(var(--u) * 7) #fff;paint-order:stroke fill}.hero-sub{margin-top:calc(var(--u) * 12);font-size:calc(var(--u) * 27);letter-spacing:calc(var(--u) * 2);color:#1d3b2a;-webkit-text-stroke:calc(var(--u) * 5) #fff;paint-order:stroke fill}.check-list{margin:calc(var(--u) * 22) 0 calc(var(--u) * 20);gap:calc(var(--u) * 7)}.check-list li{font-size:calc(var(--u) * 17.5);gap:calc(var(--u) * 9);color:#1d3b2a}.check{width:calc(var(--u) * 22);height:calc(var(--u) * 22)}.check svg{width:60%;height:60%}.hero .btn-lg{font-size:calc(var(--u) * 22);padding:calc(var(--u) * 13) calc(var(--u) * 34)}.hero+.stages{margin-top:-2px}}.panel{background:#fff;border-radius:24px;box-shadow:var(--shadow)}.section-title{display:flex;align-items:center;gap:10px;font-size:24px;font-weight:800;color:#1d2b21}.stages{position:relative;margin-top:-26px;padding:22px 22px 24px;z-index:2}.stage-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:16px}.stage-card{position:relative;display:flex;align-items:center;min-height:170px;padding:14px 16px 14px 0;border-radius:16px;overflow:hidden;box-shadow:0 4px 12px #0000000f;transition:transform .18s,box-shadow .18s}.stage-card:hover{transform:translateY(-5px);box-shadow:0 12px 24px #0000001f}.stage-kid{position:absolute;left:0;bottom:0;width:auto;height:165px;max-width:none}.stage-body{flex:1;min-width:0;align-self:center;padding:0 0 20px 116px}.stage-body h3{font-size:17px;font-weight:800;line-height:1.3}.stage-grade{font-size:17px;font-weight:800;margin:2px 0 8px}.stage-subjects{font-size:12px;color:#4a5a50;line-height:1.6}.stage-go{position:absolute;right:12px;bottom:12px;width:28px;height:28px;border-radius:50%;color:#fff;display:grid;place-items:center}.theme-blue{background:#cee5fd}.theme-blue .stage-go{background:#2f6fd0}.theme-green{background:#e2f2cd}.theme-green .stage-go{background:#2f8f44}.theme-orange{background:#fee3ca}.theme-orange .stage-go{background:#ec7a2b}.theme-purple{background:#e0d3f8}.theme-purple .stage-go{background:#6a4fc2}.features{margin-top:26px}.feature-list{display:grid;grid-template-columns:repeat(4,1fr);padding:18px 10px;background:#f6f8fb;border-radius:22px}.feature{display:flex;align-items:center;justify-content:center;gap:14px;padding:6px 10px}.feature+.feature{border-left:1px solid #dde3ea}.feature svg{flex:none}.feature-text{display:flex;flex-direction:column;font-size:16px;font-weight:700;line-height:1.5}.feature-text span{font-weight:600;color:#3e4c43}.news-cta-row{display:grid;grid-template-columns:1.55fr 1fr;gap:20px;margin:28px auto 40px}.news{padding:18px 18px 20px}.news-head{display:flex;align-items:center;justify-content:space-between}.more-link{display:inline-flex;align-items:center;gap:6px;font-size:13px;font-weight:700;color:#3b4a40}.more-link:hover{color:var(--green)}.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:14px}.news-card{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff;transition:transform .18s,box-shadow .18s}.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.news-img{height:118px;overflow:hidden}.news-img svg{display:block;width:100%;height:100%}.news-body{padding:10px 12px 14px}.news-body time{font-size:12px;color:var(--muted)}.news-body h3{margin-top:6px;font-size:15px;font-weight:800}.news-body p{font-size:14px;font-weight:600;color:#2a382e}.cta{position:relative;overflow:hidden;display:flex;align-items:center;padding:28px 24px;border-radius:24px;background:linear-gradient(135deg,#e9f6d6,#cfeadd 60%,#cfe8f7);box-shadow:var(--shadow)}.cta-copy{position:relative;z-index:1;max-width:72%}.cta-sprout{display:block;margin-bottom:4px}.cta h2{font-size:22px;font-weight:900;color:#1d2b21;line-height:1.3;transform:rotate(-2deg);transform-origin:left}.cta p{margin:14px 0 20px;font-size:14px;font-weight:600;color:#2a382e}.cta-tree{position:absolute;right:-6px;bottom:0;width:46%;max-width:230px;height:auto}.footer{background:var(--green-deep);color:#fff}.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:22px;padding:22px 0;flex-wrap:wrap}.footer-brand{display:flex;align-items:center;gap:10px}.footer .brand-name{color:#fff;font-size:24px}.footer .brand-en{color:#e1f2dc;font-size:14px}.footer-slogan{font-size:20px;font-weight:700;letter-spacing:1px;padding:0 22px;border-left:1px solid rgba(255,255,255,.25)}.footer-links{display:flex;align-items:center}.footer-links a{padding:0 14px;font-size:14px}.footer-links a+a{border-left:1px solid rgba(255,255,255,.35)}.footer-links a:hover{text-decoration:underline}.social{display:flex;align-items:center;gap:14px}.copyright{font-size:13px;padding-left:20px;border-left:1px solid rgba(255,255,255,.25);color:#e1f2dc}@media (max-width: 1320px){.brand-slogan{display:none}}@media (max-width: 1280px){.footer-slogan{font-size:17px;padding:0 16px}.footer-links a{padding:0 10px}.copyright{font-size:12px;padding-left:14px}.footer-inner{gap:14px}}@media (max-width: 1180px){.search input{width:110px}}@media (max-width: 1020px){.menu-toggle{display:flex}.header-right{position:absolute;left:0;right:0;top:100%;z-index:20;display:none;flex-direction:column;align-items:stretch;gap:12px;padding:16px 20px 20px;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 14px 20px #00000014}.header-right.is-open{display:flex}.nav{flex-direction:column;align-items:stretch}.nav-link{padding:12px 14px}.search input{width:100%}.lang-slot{align-self:flex-start}.hero-inner{grid-template-columns:1fr;padding-top:32px}.hero-visual{max-width:560px;margin-inline:auto}.stage-grid{grid-template-columns:repeat(2,1fr)}.feature-list{grid-template-columns:repeat(2,1fr);row-gap:14px}.feature:nth-child(3){border-left:0}.news-cta-row{grid-template-columns:1fr}.cta{min-height:240px}}@media (max-width: 640px){.container{width:min(1200px,100% - 28px)}.brand-name{font-size:22px}.brand-en{font-size:13px}.brand svg{width:46px;height:46px}.hero-inner{padding:24px 0 20px}.check-list li{font-size:15px;align-items:flex-start}.hero-quote{display:none}.btn-lg{font-size:18px;padding:12px 28px}.stages{padding:18px 14px;margin-top:-14px}.section-title{font-size:21px}.stage-grid{grid-template-columns:1fr}.stage-card{min-height:150px}.feature-list{grid-template-columns:1fr}.feature,.feature+.feature{border-left:0;justify-content:flex-start;padding-left:18px}.news-grid{grid-template-columns:1fr}.news-img{height:140px}.cta-copy{max-width:100%}.cta-tree{opacity:.35;width:55%}.footer-inner{flex-direction:column;align-items:flex-start}.footer-slogan,.copyright{border-left:0;padding-left:0}.footer-links a:first-child{padding-left:0}}@media (prefers-reduced-motion: reduce){*{transition:none!important;scroll-behavior:auto!important}}#root{display:flex;flex-direction:column;min-height:100vh}#root>header,#root>footer{flex:none}#root>main{flex:1 0 auto}.page-banner{background:linear-gradient(180deg,#cdeaf9,#e7f5ef 70%,#d9efc6)}.page-banner-inner{padding-top:20px;padding-bottom:22px}.page-banner-art{max-width:560px;margin:18px auto 0}.breadcrumb{display:inline-flex;align-items:center;gap:8px;padding:6px 14px;border-radius:999px;background:#ffffffd9;font-size:14px;font-weight:600;color:var(--muted)}.breadcrumb a{color:var(--green);font-weight:700}.breadcrumb a:hover{text-decoration:underline}.breadcrumb [aria-current]{color:var(--ink)}.page-banner h1{margin-top:14px;font-size:clamp(34px,9vw,52px);font-weight:900;color:#0d4a22;letter-spacing:3px;line-height:1.15}.page-subtitle{margin-top:10px;font-size:clamp(17px,4.6vw,24px);font-weight:800;color:#1d3b2a;letter-spacing:1px}.grade-section{position:relative;z-index:2;padding-top:26px;padding-bottom:64px}.grade-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin:0;padding:0;list-style:none}.grade-grid li{display:flex}.grade-card{--tone: #7cc242;--tint: #e9f6c8;--edge: #cfe59a;flex:1;display:flex;align-items:center;gap:18px;min-height:150px;padding:20px 22px;background:var(--tint);border:2px solid var(--edge);border-radius:22px;box-shadow:0 6px 16px #1e462814;transition:transform .18s,box-shadow .18s}.grade-card:hover{transform:translateY(-5px);box-shadow:0 14px 26px #1e462824}.grade-card:focus-visible{outline:3px solid var(--green);outline-offset:3px}.grade-green{--tone: #7cc242;--tint: #e9f6c8;--edge: #cfe59a}.grade-blue{--tone: #4f9be6;--tint: #daecfd;--edge: #b4d6f7}.grade-yellow{--tone: #f2b229;--tint: #feefcd;--edge: #f6d98f}.grade-purple{--tone: #8e6bd6;--tint: #f0e2f9;--edge: #d9c0ef}.grade-teal{--tone: #35b7a6;--tint: #daf2ef;--edge: #aee1da}.grade-pink{--tone: #ee7f9b;--tint: #fee3e8;--edge: #f7bccb}.grade-num{flex:none;display:grid;place-items:center;width:76px;height:76px;border-radius:24px;background:var(--tone);color:#fff;font-size:44px;font-weight:900;line-height:1;box-shadow:inset 0 -5px #0000001f}.grade-body{display:block;min-width:0}.grade-body h2{font-size:28px;font-weight:900;color:var(--green-dark);line-height:1.2}.grade-body p{margin:6px 0 14px;font-size:15px;font-weight:600;color:#3b4a40}.coming-soon{display:flex;align-items:flex-start;justify-content:center;padding-top:56px;padding-bottom:80px}.coming-card{width:min(560px,100%);display:flex;flex-direction:column;align-items:center;gap:10px;padding:44px 28px 40px;text-align:center}.coming-label{padding:5px 16px;border-radius:999px;background:var(--green-light);color:var(--green);font-size:15px;font-weight:700}.coming-card h1{font-size:30px;font-weight:900;color:var(--green-dark)}.coming-card p{color:var(--muted);font-size:16px}.coming-card .btn{margin-top:18px}@media (min-width: 1021px){.page-banner{--u: calc(min(100vw, 1920px) / 1072);background:#cdeaf9}.page-banner .page-banner-inner{position:relative;width:100%;max-width:1920px;margin:0 auto;padding:0;aspect-ratio:1072 / 292;background:url(/assets/hero-bg-9jHcv3xl.jpg) left top / calc(100% * 1212 / 1072) auto no-repeat}.page-banner-art{display:none}.page-banner-copy{position:absolute;left:calc(var(--u) * 54);top:calc(var(--u) * 32)}.breadcrumb{padding:calc(var(--u) * 6) calc(var(--u) * 14);gap:calc(var(--u) * 8);font-size:calc(var(--u) * 14)}.page-banner h1{margin-top:calc(var(--u) * 24);font-size:calc(var(--u) * 78);letter-spacing:calc(var(--u) * 3);-webkit-text-stroke:calc(var(--u) * 8) #fff;paint-order:stroke fill}.page-subtitle{margin-top:calc(var(--u) * 12);font-size:calc(var(--u) * 27);letter-spacing:calc(var(--u) * 2);-webkit-text-stroke:calc(var(--u) * 5) #fff;paint-order:stroke fill}.grade-section{margin-top:-28px;padding-top:0}}@media (max-width: 1020px){.grade-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.grade-grid{grid-template-columns:1fr;gap:16px}.grade-section{padding-bottom:48px}.grade-card{min-height:130px;padding:16px 18px}.grade-num{width:64px;height:64px;border-radius:20px;font-size:38px}.grade-body h2{font-size:24px}.coming-soon{padding-top:32px;padding-bottom:56px}.coming-card{padding:32px 20px 30px}}