:root{--blue:#303d89;--orange:#ff7500;--yellow:#ffd500;--ink:#262831;--muted:#8b8c93;--pale:#f6f7fc}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:84px}body{margin:0;color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}button{font:inherit;cursor:pointer}button,a{-webkit-tap-highlight-color:transparent}button:focus-visible,a:focus-visible{outline:3px solid #ffab20;outline-offset:5px}button{border:0}h1,h2,h3,h4,p{margin:0}.container{width:83.3333%;max-width:1200px;margin:auto}.header{background:#fff;height:82px}.header-inner{height:100%;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;white-space:nowrap}.brand-mark{display:grid;place-items:center;width:40px;height:40px;background:var(--orange);border-radius:11px;color:#fff;font-size:40px;line-height:1;font-weight:900}.brand strong{display:block;color:var(--blue);font-size:21px}.brand small{display:block;color:#9b9ba3;font-size:9px;letter-spacing:1px;margin-top:5px}nav{display:flex;gap:32px;font-size:14px;white-space:nowrap}nav a{padding:10px 0;transition:color .2s}nav a:hover,nav a.active{color:var(--orange)}.header-phone{font-size:14px;font-weight:600;white-space:nowrap}.header-phone span{color:var(--orange);font-size:20px;margin-right:7px}.hero{position:relative;background:linear-gradient(110deg,#29347e,#3e4c9c);color:white;overflow:hidden}.hero-inner{min-height:600px;display:flex;align-items:center;position:relative;pointer-events:none}.hero-copy{width:59%;padding:55px 0;pointer-events:auto}.photo{background-image:url("c6254fcc-7925-435c-a985-b0fc95111c16.jpg");background-repeat:no-repeat;background-size:calc(813 / var(--w) * 100%) calc(2048 / var(--h) * 100%);background-position:calc(var(--x) / (813 - var(--w)) * 100%) calc(var(--y) / (2048 - var(--h)) * 100%)}.hero-photo{position:absolute;right:0;top:0;width:43.1%;height:100%}.eyebrow{display:inline-block;background:#ffffff18;border-radius:30px;padding:9px 15px;font-size:13px;color:#e1e3fa}.eyebrow span{margin:0 8px}h1{font-size:56px;line-height:1.65;margin:20px 0 16px;font-weight:800;letter-spacing:1px}h1 em{font-style:normal;color:#ffdc35}.hero-description{font-size:15px;color:#bdc3e4;line-height:2}.hero-actions{display:flex;gap:16px;margin-top:24px}.button{display:inline-flex;justify-content:center;align-items:center;min-height:50px;padding:0 35px;background:linear-gradient(105deg,#ffd500,#ff7200);color:white;border-radius:50px;font-size:15px;font-weight:600;transition:transform .2s,box-shadow .2s;white-space:nowrap}.button:hover{transform:translateY(-2px);box-shadow:0 7px 18px #ec810333}.button-outline{background:transparent;border:1px solid #9099c5;font-weight:400}.hero-note{font-size:12px;color:#8994c4;margin-top:25px}.section{padding:80px 0}.section-heading{text-align:center;margin-bottom:36px}.section-heading h2{font-size:34px;line-height:1.5;font-weight:700}.section-heading p{font-size:14px;color:var(--muted);margin-top:12px;line-height:1.8}.advantages,.environment{background:var(--pale)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.stat{background:#fff;border-radius:16px;min-height:165px;display:flex;align-items:center;justify-content:center;flex-direction:column;box-shadow:0 5px 25px #24386b03}.stat strong{color:var(--blue);font-size:48px;line-height:1.2;font-weight:800}.stat strong.orange{color:var(--orange)}.stat span{font-size:14px;color:#666975;margin-top:15px}.courses{padding:82px 0 78px}.courses .section-heading{margin-bottom:38px}.courses .section-heading p{margin-top:30px}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.course-card{overflow:hidden;border-radius:15px;background:#fff;box-shadow:0 4px 20px #25345b06}.course-photo{aspect-ratio:216/127}.course-body h3{font-size:19px;margin:6px 0 12px;line-height:1.5}.course-body p{font-size:12px;color:#81838a;line-height:1.8;min-height:27px}.course-body .button{width:100%;min-height:45px;margin-top:9px;font-size:14px}.teachers{background:var(--blue);color:white;padding:80px 0}.teachers .section-heading p{color:#a4afd6}.teacher-layout{display:grid;grid-template-columns:1fr 1.06fr;gap:50px;align-items:center}.teacher-photo{aspect-ratio:315/203;border-radius:15px}.teacher-features{display:grid;gap:34px}.feature{display:flex;gap:16px;align-items:flex-start}.feature-icon{display:block;width:24px;height:24px;flex:0 0 24px;color:#ffd000}.feature h3{font-size:17px;font-weight:500;margin-bottom:9px}.feature p{font-size:13px;color:#a8b1d7;line-height:1.7}.center-action{text-align:center;margin-top:12px}.teachers .button{box-shadow:0 9px 15px #15245b66}.environment{padding:80px 0}.environment-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.room-photo{aspect-ratio:216/157;border-radius:16px}.environment .center-action{margin-top:14px}.environment .button{min-height:48px}.consultation{background:linear-gradient(100deg,#ff7000,#ff8b12);color:#fff;padding:45px 0}.consultation-inner{display:flex;align-items:center;justify-content:space-between;gap:24px}.consultation h2{font-size:25px;line-height:1.5}.consultation p{font-size:12px;margin-top:7px;color:#ffe1b8}.button-white{background:white;color:var(--orange);box-shadow:0 8px 16px #9d48064a;font-size:16px;padding:0 36px;min-height:56px}footer{background:#1c254f;color:#838aa7;padding:56px 0 45px;font-size:12px;line-height:1.9}.footer-grid{display:grid;grid-template-columns:2fr 1fr auto;gap:65px}footer h3{font-size:18px;color:#fff;margin-bottom:7px}footer h4{color:#fff;font-size:14px;margin-bottom:8px}footer a,footer button{display:block;margin-bottom:6px}footer a:hover,footer button:hover{color:#ffcb31}footer button{padding:0;background:none;color:inherit;font-size:12px}.footer-phone{color:#ffc126;margin-top:5px}.copyright{margin-top:45px;font-size:11px;color:#5f688d}dialog{border:0;border-radius:20px;padding:42px;width:min(480px,calc(100% - 32px));color:var(--ink);box-shadow:0 25px 90px #10194544}dialog::backdrop{background:#10183799;backdrop-filter:blur(4px)}.dialog-close{position:absolute;right:15px;top:10px;background:none;font-size:30px;color:#888}.dialog-label{font-size:13px;color:var(--orange)}dialog h2{font-size:25px;margin:15px 0}dialog p{font-size:14px;color:#777;line-height:1.9}dialog .button{margin-top:24px;width:100%;padding:0 15px}dialog .dialog-tip{font-size:12px;margin-top:15px}
@media(min-width:1600px){.hero-photo{width:calc(50% - 100px)}}
@media(max-width:1200px){.header{height:72px}.container{width:88%}.brand strong{font-size:17px}.brand-mark{width:35px;height:35px}nav{gap:20px;font-size:13px}.header-phone{font-size:12px}h1{font-size:43px}.hero-inner{min-height:510px}.section-heading h2{font-size:29px}.course-body h3{font-size:16px}.section{padding:65px 0}.consultation h2{font-size:22px}}
@media(max-width:900px){.header-phone{display:none}.hero-inner{min-height:440px}h1{font-size:34px}.hero-copy{width:60%}.eyebrow{font-size:10px;padding:8px 10px}.eyebrow span{margin:0 3px}.hero-description{font-size:12px}.button{padding:0 24px;font-size:13px;min-height:44px}.hero-actions{gap:10px}.section-heading h2{font-size:25px}.stats,.course-grid,.environment-grid{gap:18px}.stat{min-height:135px}.stat strong{font-size:39px}.teacher-layout{gap:30px}.teacher-features{gap:22px}.feature p{font-size:11px}.feature h3{font-size:15px}.course-body h3{font-size:14px}.course-body p{font-size:11px;min-height:40px}.consultation h2{font-size:18px}.footer-grid{gap:30px}footer h3{font-size:15px}}
@media(max-width:600px){html{scroll-padding-top:15px}.container{width:90%}.header{height:auto}.header-inner{padding:15px 0 10px;flex-wrap:wrap;gap:14px}.brand strong{font-size:18px}nav{width:100%;justify-content:space-between;gap:8px;font-size:12px}nav a{padding:5px 0}.hero-inner{min-height:440px}.hero-photo{width:100%;opacity:.22}.hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,#29347ef2,#29347e33);pointer-events:none}.hero-inner{z-index:1}.hero-copy{width:100%;padding:40px 0}h1{font-size:35px;line-height:1.65;margin:19px 0}.eyebrow{font-size:11px}.hero-description{font-size:13px}.hero-note{color:#a8b1d7}.hero-actions{margin-top:25px;gap:12px}.hero-actions .button{padding:0 23px}.section{padding:44px 0}.section-heading{margin-bottom:25px}.section-heading h2{font-size:23px;line-height:1.5}.section-heading p{font-size:12px;margin-top:10px}.stats{grid-template-columns:repeat(2,1fr);gap:14px}.stat{min-height:120px}.stat strong{font-size:36px}.stat span{font-size:13px;margin-top:10px}.courses .section-heading p{margin-top:13px}.course-grid{grid-template-columns:1fr;gap:25px}.course-card{box-shadow:0 6px 25px #25345b0c}.course-body{padding:12px 15px 16px}.course-body h3{font-size:19px;margin:0 0 8px}.course-body p{font-size:12px;min-height:0}.course-body .button{margin-top:15px}.teacher-layout{grid-template-columns:1fr;gap:27px}.teacher-features{gap:22px;padding:0 7px}.feature h3{font-size:17px}.feature p{font-size:12px}.teachers .center-action{margin-top:28px}.environment-grid{grid-template-columns:1fr;gap:16px}.environment .center-action{margin-top:25px}.consultation{padding:30px 0}.consultation-inner{flex-direction:column;align-items:flex-start;gap:20px}.consultation h2{font-size:21px}.consultation .button{min-height:48px}.footer-grid{grid-template-columns:1fr 1fr;gap:27px}.footer-about{grid-column:1/-1}footer{padding:35px 0 28px}.copyright{margin-top:30px;font-size:10px}dialog{padding:35px 25px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}

.brand-mark svg{display:block;width:100%;height:100%}.brand-mark{border-radius:10px}.feature h3{line-height:24px}

.brand-logo{position:relative;display:block;width:190px;height:72px;overflow:hidden;flex-shrink:0}
.hero-photo{container-type:size;overflow:hidden}
/* Keep the source photo's 350:339 ratio at every viewport size. */
.hero-photo-image{position:absolute;display:block;width:max(100cqw,calc(100cqh * 350 / 339));aspect-ratio:350/339;left:50%;top:0;transform:translateX(-50%)}
.brand-logo img{position:absolute;width:360px;height:auto;max-width:none;left:-75px;top:-71px}
.environment-track{display:flex;gap:24px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;border-radius:16px}
.environment-track::-webkit-scrollbar{display:none}
.environment-slide{flex:0 0 calc((100% - 48px)/3);margin:0;scroll-snap-align:start;overflow:hidden;border-radius:16px;background:#fff}
.environment-slide img{display:block;width:100%;height:270px;object-fit:cover}
.environment-slide figcaption{text-align:center;padding:14px 8px;font-size:14px;color:#626778}
.carousel-controls{display:flex;align-items:center;justify-content:center;gap:18px;margin:22px 0}
.carousel-arrow{width:40px;height:40px;border-radius:50%;background:#fff;color:var(--blue);font-size:28px;box-shadow:0 2px 8px #24386b10}
.carousel-arrow:hover{background:var(--blue);color:#fff}
.carousel-status{font-size:14px;color:#626778;font-variant-numeric:tabular-nums}
.carousel-toggle{background:none;color:var(--blue);font-size:13px;padding:10px}
.environment-track:focus-visible{outline:3px solid var(--orange);outline-offset:5px}
@media(max-width:1200px){.brand-logo{width:164px;height:62px}.brand-logo img{width:310px;left:-65px;top:-61px}.environment-slide img{height:230px}}
@media(max-width:900px){.environment-slide{flex-basis:calc((100% - 24px)/2)}}
@media(max-width:600px){.environment-slide{flex-basis:100%}.environment-slide img{height:280px;object-fit:contain;background:#eef0f5}.header-phone{display:block;font-size:11px}.header-phone span{display:none}.header-inner{column-gap:8px}.header-inner nav{order:3}.carousel-controls{gap:16px}}