:root{--ink:#0b1528;--navy:#111f35;--navy-2:#192d48;--gold:#ffd670;--paper:#f7f6f2;--white:#fff;--muted:#6a7483;--line:#dfe3e5;--max:1200px;font-family:Arial,'Microsoft YaHei','PingFang SC',system-ui,sans-serif;color:var(--ink);background:var(--paper)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}button,summary{font:inherit}section[id]{scroll-margin-top:84px}.container{width:min(calc(100% - 64px),var(--max));margin-inline:auto}.skip-link{position:absolute;left:12px;top:-60px;padding:10px 16px;background:var(--gold);z-index:20}.skip-link:focus{top:12px}
.site-header{position:sticky;top:0;z-index:10;background:var(--ink);color:#fff;border-bottom:1px solid #ffffff21}.nav-shell{width:min(calc(100% - 64px),1320px);height:76px;margin:auto;display:flex;align-items:center;gap:42px}.brand{display:inline-flex;align-items:center;gap:12px;flex:none}.brand-mark{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--gold);color:var(--ink);font-size:26px;line-height:1}.brand strong{display:block;font-size:16px;letter-spacing:.06em}.brand small{display:block;margin-top:1px;color:#aebbd0;font-size:9px;font-weight:700;letter-spacing:.22em}.desktop-nav{display:flex;align-items:center;gap:30px;margin:auto;font-size:13px;font-weight:600;color:#d9e1ec}.desktop-nav a:hover,.footer-main nav a:hover{color:var(--gold)}.nav-cta{background:var(--gold);color:var(--ink);border-radius:7px;padding:12px 20px;font-weight:700;font-size:13px;white-space:nowrap}.nav-cta span{margin-left:10px}.nav-cta:hover,.button-gold:hover{background:#ffe39b}.mobile-nav{display:none}
.hero{position:relative;min-height:690px;background:var(--ink);color:white;overflow:hidden}.hero-photo{position:absolute;inset:0;background:url('./assets/abc-hero-builder-lab.png') center center/cover no-repeat}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,#0b1528 0%,#0b1528f2 28%,#0b1528b0 54%,#0b152855 100%),linear-gradient(0deg,#0b1528b0,transparent 38%)}.hero-content{position:relative;min-height:690px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;padding-block:100px 50px}.eyebrow,.kicker{margin:0;color:var(--gold);font-size:12px;font-weight:800;letter-spacing:.18em}.eyebrow{display:flex;align-items:center;gap:12px}.eyebrow-line{display:block;width:26px;height:2px;background:var(--gold)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(66px,8.5vw,118px);line-height:1.15;letter-spacing:-.06em;margin:22px 0 24px;font-weight:800}.hero h1 em{font-style:normal;color:var(--gold)}.hero-lead{font-size:18px;line-height:1.95;max-width:590px;color:#e6eaf0}.hero-actions{display:flex;align-items:center;gap:30px;margin-top:25px}.button{display:inline-flex;justify-content:space-between;align-items:center;gap:28px;border-radius:8px;padding:17px 22px;font-weight:700}.button-gold{background:var(--gold);color:var(--ink)}.text-link{font-weight:700;border-bottom:1px solid #ffffff80;padding:14px 0}.text-link span{margin-left:10px}.hero-bottom{display:flex;justify-content:space-between;width:100%;margin-top:auto;padding-top:55px;font-size:11px;letter-spacing:.18em;color:#c5d0df}
.section{padding-block:112px}.kicker{color:#9d7b32}.intro-grid,.about-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:100px;align-items:start}.section h2{font-size:clamp(34px,4.4vw,60px);line-height:1.32;letter-spacing:-.05em;margin:24px 0 0}.section h2 span{color:#718097}.intro-copy{padding-top:56px}.intro-copy p,.about-grid>div:last-child p{color:#465266;font-size:17px;line-height:2}.inline-link{display:inline-block;border-bottom:1px solid var(--ink);padding-bottom:7px;margin-top:16px;font-weight:700}.inline-link span{margin-left:24px}
.tracks{background:#eaeef0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:50px;margin-bottom:42px}.section-head>p{max-width:290px;color:#59677a;line-height:1.8;margin:0}.track-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}.track-card{background:#fff;border-radius:12px;overflow:hidden;box-shadow:0 18px 50px #12243a0d;transition:transform .2s}.track-card:hover{transform:translateY(-5px)}.track-image{height:260px;background-position:center;background-size:cover}.coding .track-image{background-image:url('./assets/abc-hero-builder-lab.png')}.creative .track-image{background-image:url('./assets/abc-project-portfolio.png')}.track-content{padding:32px}.track-topline{display:flex;justify-content:space-between;color:#a0782f;font-size:11px;font-weight:800;letter-spacing:.15em}.track-topline span:last-child{font-size:22px;line-height:12px}.track-card h3{font-size:35px;letter-spacing:-.04em;margin:20px 0 2px}.track-subtitle{font-size:17px;font-weight:700;color:#344a67!important}.track-card p{color:#647184;line-height:1.8}.card-link{display:flex;align-items:center;justify-content:space-between;margin-top:25px;padding-top:18px;border-top:1px solid var(--line);font-weight:700}.card-link span{font-size:20px}
.process{background:var(--navy);color:white}.process .kicker{color:var(--gold)}.process h2 span{color:#aebdd3}.process-heading{display:flex;justify-content:space-between;align-items:end;gap:60px}.process-heading p{max-width:360px;color:#b9c5d5;line-height:1.9;margin:0}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:64px 0 0;padding:0;list-style:none}.steps li{padding:28px 0;border-top:1px solid #ffffff55}.step-number{color:var(--gold);font-size:14px;font-weight:700}.steps h3{font-size:22px;margin:42px 0 12px}.steps p{color:#b9c5d5;line-height:1.8;font-size:14px}
.outcomes{background:#fff}.outcomes-grid{display:grid;grid-template-columns:1fr 1fr;gap:84px;align-items:center}.outcomes-image img{width:100%;height:480px;object-fit:cover;border-radius:10px}.outcomes-copy>p:not(.kicker){color:#536173;line-height:1.9;font-size:16px;margin-top:25px}.check-list{list-style:none;padding:0;margin:28px 0 0}.check-list li{padding:15px 0 15px 32px;border-top:1px solid var(--line);position:relative;font-weight:700}.check-list li::before{content:'✦';position:absolute;left:0;color:#b18a38}
.about{background:var(--paper)}.about-note{font-size:13px!important;color:#8993a2!important}.site-footer{background:var(--ink);color:white;padding-top:55px}.footer-main{display:flex;justify-content:space-between;gap:30px;padding-bottom:65px}.footer-main p{color:#9baabc;margin:24px 0 0}.footer-main nav{display:flex;gap:25px;align-items:start;color:#c5cfdb;font-size:13px}.footer-bottom{border-top:1px solid #ffffff24;display:flex;justify-content:space-between;padding-block:20px;color:#8c9bb0;font-size:11px;letter-spacing:.08em}
.page-hero{background:var(--ink);color:white;padding:95px 0 90px;position:relative;overflow:hidden}.page-hero:before{content:'';position:absolute;right:-10%;top:-25%;width:65%;height:140%;background:radial-gradient(circle,#3255797a,transparent 65%)}.page-hero .container{position:relative}.breadcrumb{display:flex;gap:10px;color:#b6c2d1;font-size:12px;margin-bottom:52px}.breadcrumb a:hover{text-decoration:underline}.page-hero h1{font-size:clamp(54px,7vw,96px);line-height:1.15;letter-spacing:-.06em;margin:18px 0 25px}.page-hero h1 span{color:var(--gold)}.page-hero .lead{max-width:650px;color:#d7e0ea;font-size:18px;line-height:1.9}.page-hero .button{margin-top:22px}.page-intro{background:#fff}.page-intro-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:80px}.page-intro-grid>p{font-size:22px;line-height:1.8;color:#43546b;margin:25px 0 0}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:48px}.feature{border:1px solid var(--line);background:#fff;border-radius:8px;padding:30px}.feature span{color:#b18a38;font-size:12px;font-weight:700}.feature h3{font-size:21px;margin:26px 0 10px}.feature p{line-height:1.8;color:#657286;font-size:14px;margin:0}.project-example{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:80px}.project-example img{width:100%;height:430px;object-fit:cover;border-radius:10px}.project-example p:not(.kicker){line-height:1.9;color:#566477;font-size:17px}.next-track{background:var(--navy);color:white}.next-track .container{display:flex;justify-content:space-between;align-items:center;gap:40px}.next-track h2{margin:15px 0 0}.next-track h2 span{color:var(--gold)}
@media(max-width:1000px){.desktop-nav{gap:14px}.nav-shell{gap:20px}.intro-grid,.about-grid,.outcomes-grid,.project-example{gap:40px}.steps{gap:16px}}
@media(max-width:760px){.container,.nav-shell{width:min(calc(100% - 36px),var(--max))}.nav-shell{height:66px}.desktop-nav,.nav-cta{display:none}.mobile-nav{display:block;margin-left:auto;position:relative}.mobile-nav summary{cursor:pointer;list-style:none;background:#ffffff1b;padding:10px 13px;border-radius:6px;font-size:13px}.mobile-nav summary::-webkit-details-marker{display:none}.mobile-nav nav{position:absolute;right:0;top:48px;width:210px;background:var(--navy);box-shadow:0 15px 30px #0005;padding:10px;border-radius:8px;display:grid}.mobile-nav nav a{padding:11px 10px;font-size:14px}.hero,.hero-content{min-height:650px}.hero-photo{background-position:57% center}.hero-shade{background:linear-gradient(90deg,#0b1528ef,#0b1528a8),linear-gradient(0deg,#0b1528d9,transparent)}.hero-content{padding-block:85px 35px}.hero h1{font-size:clamp(56px,12vw,78px)}.hero-lead{font-size:16px}.hero-actions{gap:16px;flex-wrap:wrap}.button{padding:15px 18px}.section{padding-block:75px}.intro-grid,.about-grid,.outcomes-grid,.project-example,.page-intro-grid{grid-template-columns:1fr}.intro-copy{padding-top:0}.section h2{font-size:38px}.section-head,.process-heading{display:block}.section-head>p,.process-heading>p{margin-top:25px;max-width:500px}.track-grid{grid-template-columns:1fr}.track-image{height:230px}.steps{grid-template-columns:1fr 1fr;margin-top:40px}.steps h3{margin-top:28px}.outcomes-image img,.project-example img{height:320px}.footer-main{display:block}.footer-main nav{margin-top:35px;flex-wrap:wrap}.page-hero{padding:65px 0}.breadcrumb{margin-bottom:36px}.page-hero h1{font-size:56px}.feature-grid{grid-template-columns:1fr}.next-track .container{display:block}.next-track .button{margin-top:30px}}
@media(max-width:420px){.hero h1{font-size:52px}.hero-actions{display:grid}.track-card h3{font-size:30px}.steps{grid-template-columns:1fr}.steps h3{margin-top:16px}.hero-bottom{padding-top:35px}.page-hero h1{font-size:48px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.track-card{transition:none}}