:root{--green:#7fbf68;--green-dark:#5d8e4b;--green-shadow:#507b41;--blue:#9cc4e6;--yellow:#f2ca78;--red:#d96b6b;--ink:#42515a;--muted:#7b8790;--bg:#f7f8f4;--surface:#fffdf9;--border:#e5e9e1;--shadow:#d9e0d4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#fff;color:var(--ink);font-family:system-ui,-apple-system,"Segoe UI",Tahoma,Arial,sans-serif}a{text-decoration:none;color:inherit}.shell{width:min(1160px,calc(100% - 32px));margin-inline:auto}.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:11px}.brand>span:last-child{display:grid}.brand strong{font-size:18px}.brand small{font-size:11px;color:var(--muted);margin-top:2px}.logo{width:48px;height:48px;border-radius:16px;background:var(--green);color:#fff;display:grid;place-items:center;font-weight:1000;border:2px solid #728B69;box-shadow:0 4px 0 var(--green-shadow)}.nav-actions,.hero-actions,.mini-trust{display:flex;gap:10px;align-items:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border:2px solid var(--border);border-radius:15px;padding:11px 18px;font-weight:900;background:#fff;box-shadow:0 4px 0 var(--shadow);transition:.12s}.btn:hover{transform:translateY(-1px)}.btn:active{transform:translateY(3px);box-shadow:0 1px 0 var(--shadow)}.btn-primary{background:var(--green);border-color:var(--green);color:#fff;box-shadow:0 4px 0 var(--green-shadow)}.btn-ghost{border-color:transparent;box-shadow:none}.btn-white{background:#fff}.btn-big{padding:14px 24px;border-radius:17px}.hero{min-height:610px;display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center;padding-block:60px 85px}.pill{display:inline-flex;border:2px solid #DCE5D8;background:#EEF3EA;color:var(--green-dark);border-radius:999px;padding:7px 12px;font-size:12px;font-weight:950}.hero h1{font-size:clamp(38px,6vw,68px);line-height:1.16;margin:20px 0 18px;letter-spacing:-2px}.hero h1 em{font-style:normal;color:var(--green)}.hero-copy>p{font-size:17px;line-height:2;color:#6a6a6a;max-width:690px}.hero-actions{margin-top:36px}.mini-trust{margin-top:20px;color:var(--muted);font-size:12px}.hero-visual{min-height:440px;border-radius:44px;background:linear-gradient(145deg,#f5faef,#edf5fb);border:2px solid #e1ead7;display:grid;place-items:center;position:relative;padding:30px}.progress-orb{width:205px;height:205px;border:22px solid #E3EAE0;border-top-color:var(--green);border-right-color:var(--green);border-radius:50%;display:grid;place-items:center;background:#fff;box-shadow:0 6px 0 #D4DDD0}.progress-orb span{font-size:47px;font-weight:1000;color:var(--green-dark)}.progress-orb small{margin-top:-54px;color:var(--muted);font-weight:800}.streak-card{position:absolute;top:38px;right:-20px;background:#fff;border:2px solid var(--border);box-shadow:0 4px 0 var(--shadow);border-radius:18px;padding:12px 16px;display:grid;grid-template-columns:auto auto;gap:2px 8px;align-items:center}.streak-card span{grid-row:1/3;font-size:29px}.streak-card small{font-size:10px;color:var(--muted)}.task-demo{position:absolute;bottom:28px;left:24px;right:24px;background:#fff;border:2px solid var(--border);border-radius:20px;padding:16px;box-shadow:0 4px 0 var(--shadow)}.task-demo div{display:flex;justify-content:space-between;font-size:11px;font-weight:850;margin-top:7px}.task-demo i{display:block;height:8px;background:#eee;border-radius:99px;overflow:hidden;margin:5px 0 9px}.task-demo u{display:block;height:100%;background:var(--green);border-radius:99px;text-decoration:none}.soft-section{background:#F6F5F1;border-block:1px solid #E7E8E3;padding:85px 0}.section-title{text-align:center;max-width:760px;margin:0 auto 38px}.section-title>span{font-size:12px;font-weight:1000;color:var(--green-dark);text-transform:uppercase}.section-title h2{font-size:clamp(28px,4vw,42px);margin:10px 0 12px}.section-title p{color:var(--muted);line-height:1.9}.info-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.info-grid article,.feature-grid article{background:#fff;border:2px solid var(--border);border-radius:22px;padding:22px;box-shadow:0 4px 0 var(--shadow)}.info-grid .icon,.feature-icon{width:52px;height:52px;border-radius:17px;background:#EEF3EA;display:grid;place-items:center;font-size:26px;border:2px solid #DCE5D8}.info-grid h3,.feature-grid h3{margin:15px 0 7px}.info-grid p,.feature-grid p{font-size:13px;line-height:1.8;color:var(--muted)}.features{padding-block:90px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:15px}.feature-main{grid-row:span 2}.fake-check{margin-top:20px;border-radius:16px;background:#F6F5F1;border:2px solid var(--border);padding:14px;display:grid;gap:9px}.fake-check span{background:#fff;border:1px solid var(--border);border-radius:12px;padding:9px 11px;display:flex;justify-content:space-between;font-size:12px}.fake-check i{font-style:normal;color:var(--green-dark);font-weight:900}.cta{margin-bottom:80px;background:#6f8f78;color:#fff;border-radius:30px;padding:42px;display:flex;align-items:center;justify-content:space-between;gap:30px}.cta h2{font-size:32px;margin:13px 0 8px}.cta p{color:#c5d0d3;margin:0}.pill.dark{background:#789485;border-color:#6f8f78;color:#edf8e8}.footer{border-top:2px solid #eee;padding:35px 0 50px;display:grid;grid-template-columns:1fr 2fr;gap:30px}.footer p{color:var(--muted);font-size:12px;line-height:1.8}.legal{text-align:left}.auth-page{min-height:100vh;background:radial-gradient(circle at 10% 0%,rgba(88,204,2,.12),transparent 34%),#F6F5F1;display:grid;place-items:center;padding:24px}.auth-shell{width:min(460px,100%)}.auth-back{display:inline-block;margin-bottom:14px;font-size:13px;color:var(--muted);font-weight:800}.auth-card{background:#fff;border:2px solid var(--border);border-radius:28px;box-shadow:0 5px 0 var(--shadow);padding:28px}.auth-logo{width:62px;height:62px;margin:0 auto 15px;border-radius:20px;background:var(--green);color:white;display:grid;place-items:center;font-weight:1000;box-shadow:0 4px 0 var(--green-shadow)}.auth-card h1{text-align:center;margin:0}.auth-sub{text-align:center;color:var(--muted);font-size:13px;line-height:1.8;margin:8px 0 24px}.field{display:grid;gap:7px;margin-top:14px}.field label{font-size:12px;font-weight:850;color:#666}.input{width:100%;border:2px solid var(--border);border-radius:15px;padding:14px;background:#fafafa;outline:none;font-size:16px}.input:focus{border-color:var(--blue);background:#fff}.auth-submit{width:100%;margin-top:18px}.auth-switch{text-align:center;margin-top:20px;font-size:13px;color:var(--muted)}.auth-switch a{color:var(--green-dark);font-weight:900}.message{display:none;margin-top:15px;border-radius:13px;padding:11px 12px;font-size:12px;font-weight:800;line-height:1.7}.message.show{display:block}.message.error{background:#fff0f0;border:1px solid #ffd0d0;color:#b33131}.message.success{background:#F1F5EF;border:1px solid #D4E1CF;color:#597153}.otp-row{display:grid;grid-template-columns:1fr auto;gap:8px}.secondary-btn{border:2px solid var(--border);background:#fff;border-radius:14px;padding:0 13px;font-weight:850;color:#555}.note{font-size:10px;color:#999;line-height:1.7;margin-top:13px}.hidden{display:none!important}@media(max-width:900px){.hero{grid-template-columns:1fr;min-height:auto;padding-top:30px}.hero-visual{min-height:390px}.info-grid{grid-template-columns:repeat(2,1fr)}.feature-grid{grid-template-columns:1fr 1fr}.feature-main{grid-row:auto;grid-column:1/-1}.cta{align-items:flex-start;flex-direction:column}.footer{grid-template-columns:1fr}.legal{text-align:right}}@media(max-width:600px){.shell{width:min(100% - 22px,1160px)}.nav{min-height:72px}.brand small,.nav .btn-ghost:first-child{display:none}.nav-actions{gap:5px}.nav-actions .btn{padding:9px 11px;font-size:12px}.hero{padding-bottom:55px;gap:28px}.hero h1{font-size:40px;letter-spacing:-1px}.hero-copy>p{font-size:14px}.hero-visual{min-height:340px}.progress-orb{width:165px;height:165px;border-width:18px}.progress-orb span{font-size:37px}.streak-card{right:10px;top:14px}.info-grid,.feature-grid{grid-template-columns:1fr}.feature-main{grid-column:auto}.soft-section,.features{padding-block:55px}.cta{padding:27px;margin-bottom:50px}.cta h2{font-size:26px}.footer{padding-bottom:30px}.auth-card{padding:22px}}

/* DET Prep v6.0.3 visual system */
.hero-art-card{overflow:visible;padding:18px;background:linear-gradient(145deg,#F3F6EF,#EEF4F8);isolation:isolate}.hero-art{width:min(100%,520px);height:auto;display:block;object-fit:contain;filter:drop-shadow(0 18px 28px rgba(33,75,110,.12));position:relative;z-index:1}.hero-stat{position:absolute;z-index:2;background:rgba(255,255,255,.96);border:2px solid var(--border);box-shadow:0 4px 0 var(--shadow);border-radius:17px;padding:10px 14px;display:grid;min-width:112px;backdrop-filter:blur(8px)}.hero-stat b{font-size:17px;color:var(--green-dark)}.hero-stat span{font-size:10px;color:var(--muted);font-weight:850}.hero-stat-top{top:28px;right:-12px}.hero-stat-bottom{bottom:28px;left:-12px}.visual-info-grid article{overflow:hidden;padding-top:14px}.card-art{width:100%;aspect-ratio:1/1;object-fit:contain;display:block;margin:0 auto 4px;max-height:205px;filter:drop-shadow(0 10px 16px rgba(35,67,93,.08))}.visual-info-grid h3{margin-top:8px}.platform-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.platform-card{border:2px solid var(--border);border-radius:26px;background:#fff;box-shadow:0 4px 0 var(--shadow);padding:22px;display:grid;gap:18px;align-items:center}.platform-card:first-child{grid-template-columns:minmax(220px,.8fr) 1.2fr}.platform-card:not(:first-child){grid-template-columns:1fr}.platform-card>img{width:100%;max-height:320px;object-fit:contain;filter:drop-shadow(0 12px 18px rgba(35,67,93,.08))}.platform-card h3{font-size:22px;margin:0 0 8px}.platform-card p{color:var(--muted);font-size:13px;line-height:1.9}.skills-section{border-top:1px solid #E7E8E3}.skill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.skill-grid article,.benefit-visual-grid article{background:#fff;border:2px solid var(--border);border-radius:24px;box-shadow:0 4px 0 var(--shadow);padding:16px 18px 20px}.skill-grid img,.benefit-visual-grid img{width:100%;aspect-ratio:1/1;object-fit:contain;display:block;max-height:220px;filter:drop-shadow(0 10px 16px rgba(35,67,93,.08))}.skill-grid h3,.benefit-visual-grid h3{margin:4px 0 6px;font-size:19px}.skill-grid p,.benefit-visual-grid p{font-size:12px;line-height:1.8;color:var(--muted);margin:0}.benefits-showcase{padding-block:85px}.benefit-visual-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.benefit-visual-grid img{max-height:250px}.disclaimer{display:flex;flex-direction:column;gap:8px;align-self:center}.legal-en{display:block;direction:ltr;text-align:left;unicode-bidi:isolate;font-family:system-ui,-apple-system,"Segoe UI",Arial,sans-serif;line-height:1.55}.footer .disclaimer{color:var(--muted);font-size:12px;line-height:1.8}
@media(max-width:900px){.platform-grid{grid-template-columns:1fr}.platform-card:first-child{grid-template-columns:minmax(180px,.65fr) 1.35fr}.skill-grid{grid-template-columns:repeat(2,1fr)}.benefit-visual-grid{grid-template-columns:1fr 1fr}.benefit-visual-grid article:last-child{grid-column:1/-1}.card-art{max-height:230px}}
@media(max-width:600px){.hero-art-card{min-height:330px;padding:10px}.hero-art{max-height:310px}.hero-stat-top{right:8px;top:10px}.hero-stat-bottom{left:8px;bottom:10px}.visual-info-grid article{padding:14px 16px 18px}.card-art{max-height:230px}.platform-card,.platform-card:first-child{grid-template-columns:1fr}.platform-card>img{max-height:260px}.skill-grid,.benefit-visual-grid{grid-template-columns:1fr}.benefit-visual-grid article:last-child{grid-column:auto}.skill-grid img,.benefit-visual-grid img{max-height:260px}.benefits-showcase{padding-block:55px}.legal-en{text-align:right}}

/* DET Prep v6.0.3 minimal pastel theme */
body{background:#FBFAF7}.soft-section{background:#F5F6F2}.hero-art-card{background:linear-gradient(145deg,#F4F6F0,#F1F5F8);border-color:#DCE5D8}.logo,.auth-logo{border-color:#728B69}.cta{background:#38453E}.pill.dark{background:#4A5A51;border-color:#5D7065;color:#E6EFE2}.future-ai-section{padding:10px 0 85px}.future-ai-card{display:grid;grid-template-columns:minmax(220px,.7fr) 1.3fr;align-items:center;gap:28px;border:2px solid var(--border);border-radius:28px;background:linear-gradient(135deg,#F7F5EF,#F1F5F8);padding:24px;box-shadow:0 4px 0 var(--shadow)}.future-ai-card img{width:100%;max-height:300px;object-fit:contain}.future-ai-card h2{font-size:28px;margin:12px 0 8px}.future-ai-card p{color:var(--muted);line-height:1.9;margin:0}@media(max-width:650px){.future-ai-card{grid-template-columns:1fr}.future-ai-card img{max-height:250px}.future-ai-section{padding-bottom:55px}}

/* DET Prep v6.0.6 — rounded treatment for prominent illustrations. */
.hero-art,
.card-art,
.platform-card > img,
.skill-grid img,
.benefit-visual-grid img,
.future-ai-card img,
.feature-art,
.page-illustration,
.article-visual img,
.art-card img {
  border-radius: 28px;
}
/* v6.1.5 inline official reference link */
.inline-link{color:var(--green-dark);font-weight:850;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px;overflow-wrap:anywhere}

:root{--green:#983247!important;--green-dark:#742536!important;--blue:#AFC5D3!important;--blue-dark:#294A64!important;--bg:#FCFAF7!important;--ink:#24272C!important;--line:#E9E0D8!important}
.logo,.footer-logo{background:#983247!important;border-color:#742536!important}