:root{
  --teal:#087d78;--teal-2:#0caaa1;--teal-3:#dff6f2;--ink:#12353a;--muted:#687a7c;
  --orange:#f36a2d;--orange-2:#ff8a3d;--orange-soft:#fff0e7;--cream:#fffaf5;--line:#dfe9e7;
  --white:#fff;--shadow:0 18px 50px rgba(14,63,63,.12);--radius:24px;--shell:min(1180px,calc(100% - 36px));
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:#fff;line-height:1.65}img{max-width:100%;display:block}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:var(--shell);margin:auto}.site-head{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(8,125,120,.08)}.head-accent{height:5px;background:linear-gradient(90deg,var(--orange) 0 22%,var(--teal) 22% 75%,var(--orange) 75%)}.head-inner{height:86px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand img{width:182px;height:auto}.site-nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:800}.site-nav>a:not(.nav-login){position:relative}.site-nav>a:not(.nav-login):after{content:"";position:absolute;left:0;right:100%;bottom:-8px;height:3px;background:var(--orange);transition:.25s}.site-nav>a:hover:after{right:0}.nav-login,.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:999px;background:var(--orange);color:#fff!important;font-weight:800;padding:13px 20px;box-shadow:0 10px 25px rgba(243,106,45,.23);transition:.2s}.nav-login:hover,.btn:hover{transform:translateY(-2px);background:#e85d22}.btn.teal{background:var(--teal);box-shadow:0 10px 25px rgba(8,125,120,.20)}.btn.ghost{background:#fff;color:var(--teal)!important;border:1px solid rgba(8,125,120,.16);box-shadow:none}.nav-toggle{display:none;background:none;border:0;width:45px;height:45px}.nav-toggle span{display:block;height:2px;background:var(--ink);margin:6px 0}

.hero-image{background:#f7fbfa;overflow:hidden}.hero-image picture,.hero-image img{width:100%;display:block}.hero-frame{position:relative}.hero-frame:after{content:"";position:absolute;right:-80px;bottom:-46px;width:340px;height:92px;background:var(--orange);clip-path:polygon(20% 0,100% 0,80% 100%,0 100%);opacity:.98}.hero-frame:before{content:"";position:absolute;right:180px;bottom:-46px;width:260px;height:92px;background:var(--teal);clip-path:polygon(20% 0,100% 0,80% 100%,0 100%);opacity:.93}.hero-quick{margin-top:-1px;background:var(--ink);color:white}.quick-grid{display:grid;grid-template-columns:repeat(6,1fr)}.quick-grid a{padding:17px 10px;text-align:center;font-size:13px;font-weight:800;border-right:1px solid rgba(255,255,255,.11)}.quick-grid a:hover{background:var(--orange)}

.section{padding:86px 0}.section.tight{padding:56px 0}.section.soft{background:#f4faf9}.section.cream{background:var(--cream)}.eyebrow{display:inline-flex;align-items:center;gap:10px;text-transform:uppercase;letter-spacing:.14em;font-size:12px;font-weight:800;color:var(--orange)}.eyebrow:before{content:"";width:32px;height:8px;background:var(--orange);clip-path:polygon(0 0,100% 0,78% 100%,0 100%)}.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}.section-head h2,.page-title h1{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;margin:6px 0 0;font-size:clamp(32px,4.2vw,58px);line-height:1.02;letter-spacing:-.04em}.section-head p{max-width:580px;margin:0;color:var(--muted)}

.mock-wrap{position:relative;overflow:hidden;border-radius:32px;background:linear-gradient(120deg,#0b514f,#087d78 62%,#0aa79d);color:#fff;padding:48px 50px;box-shadow:var(--shadow)}.mock-wrap:before{content:"";position:absolute;inset:auto -60px -80px auto;width:290px;height:290px;border-radius:50%;border:60px solid rgba(255,255,255,.07)}.mock-wrap:after{content:"";position:absolute;top:-1px;right:9%;width:170px;height:100%;background:var(--orange);clip-path:polygon(44% 0,100% 0,56% 100%,0 100%);opacity:.95}.mock-content{position:relative;z-index:2;display:grid;grid-template-columns:1fr 250px;gap:60px;align-items:center}.mock-content h2{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:clamp(30px,4vw,48px);line-height:1;margin:0 0 16px}.mock-content p{max-width:690px;color:#e5ffff}.chips{display:flex;flex-wrap:wrap;gap:10px}.chip{padding:9px 13px;border-radius:999px;border:1px solid rgba(255,255,255,.25);background:rgba(255,255,255,.09);font-size:13px;font-weight:700}.mock-action{background:#fff;color:var(--ink);border-radius:22px;padding:22px;text-align:center}.mock-action .big{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:44px;font-weight:800;color:var(--orange);line-height:1}.mock-action small{display:block;margin:8px 0 18px;color:var(--muted)}

.result-feature-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.result-feature-grid a{border-radius:18px;overflow:hidden;background:#fff;box-shadow:0 10px 30px rgba(14,63,63,.08);border:1px solid var(--line);transition:.2s}.result-feature-grid a:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.result-feature-grid img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff}.promo-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.promo-card{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;min-height:100%;box-shadow:0 12px 34px rgba(19,62,62,.06)}.promo-card img{width:100%;aspect-ratio:16/10;object-fit:cover}.promo-card .body{padding:20px}.rank-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.rank-grid img{width:100%;border-radius:22px;border:1px solid var(--line)}

.yt-banner{display:grid;grid-template-columns:1.15fr 1fr;gap:26px;align-items:center;background:#111;color:#fff;border-radius:28px;overflow:hidden}.yt-banner img{width:100%;height:100%;object-fit:cover;min-height:250px}.yt-copy{padding:36px}.yt-copy b{color:#ff5d4d}.yt-copy h2{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:38px;line-height:1.1;margin:8px 0 14px}

.course-category-strip{display:flex;gap:10px;flex-wrap:wrap}.course-category-strip a{padding:12px 18px;border-radius:999px;background:var(--teal-3);color:var(--teal);font-weight:800}.course-category-strip a:hover{background:var(--orange);color:white}.course-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.course-card{position:relative;background:#fff;border:1px solid var(--line);border-radius:26px;padding:24px;overflow:hidden;box-shadow:0 12px 34px rgba(19,62,62,.06)}.course-card:after{content:"";position:absolute;right:-22px;top:0;width:76px;height:100%;background:var(--orange-soft);clip-path:polygon(45% 0,100% 0,55% 100%,0 100%)}.course-icon{width:92px;height:92px;border-radius:50%;object-fit:cover;border:6px solid white;box-shadow:0 0 0 3px var(--teal),0 10px 24px rgba(8,125,120,.20);position:relative;z-index:2;background:#fff}.course-card h3{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:24px;line-height:1.15;margin:22px 0 9px;position:relative;z-index:2}.course-meta{color:var(--muted);font-size:14px;position:relative;z-index:2}.status{display:inline-flex;padding:6px 10px;border-radius:999px;background:#e7f7ee;color:#1f8553;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.08em}.status.closed{background:#f1f3f3;color:#6d7778}.course-card .arrow-link{margin-top:18px;display:inline-flex;color:var(--orange);font-weight:800;position:relative;z-index:2}

.coach-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.coach-card{position:relative;border-radius:24px;overflow:hidden;min-height:300px;background:#0c3b3b;color:#fff;cursor:pointer}.coach-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.7;transition:.3s}.coach-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 25%,rgba(6,44,44,.88))}.coach-card:hover img{transform:scale(1.05)}.coach-card .coach-text{position:absolute;left:22px;right:22px;bottom:22px;z-index:2}.coach-card h3{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:23px;margin:0}.play-dot{width:46px;height:46px;border-radius:50%;display:grid;place-items:center;background:var(--orange);margin-bottom:12px}.video-modal{position:fixed;inset:0;z-index:3000;background:rgba(5,31,33,.94);display:none;align-items:center;justify-content:center;padding:24px}.video-modal.open{display:flex}.video-shell{width:min(1100px,96vw);aspect-ratio:16/9;position:relative}.video-shell iframe{width:100%;height:100%;border:0;border-radius:20px}.video-close{position:absolute;right:-10px;top:-50px;color:#fff;background:var(--orange);border:0;border-radius:999px;width:42px;height:42px;font-weight:800;cursor:pointer}

.sample-band{background:var(--orange);color:white;position:relative;overflow:hidden}.sample-band:before{content:"";position:absolute;left:-80px;top:0;width:330px;height:100%;background:var(--teal);clip-path:polygon(0 0,100% 0,72% 100%,0 100%)}.sample-inner{position:relative;display:grid;grid-template-columns:1.25fr .75fr;gap:50px;align-items:center}.sample-inner h2{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:40px;line-height:1.06;margin:0}.sample-actions{display:flex;flex-wrap:wrap;gap:12px}.sample-actions a{background:#fff;color:var(--ink);padding:13px 18px;border-radius:999px;font-weight:800}

.achievement-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.achievement-grid a{background:#fff;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.18)}.achievement-grid img{width:100%;aspect-ratio:16/10;object-fit:cover}.dark-section{background:linear-gradient(rgba(4,55,55,.89),rgba(4,55,55,.89)),url('../img/results-bg.jpg') center/cover;color:#fff}.dark-section .eyebrow{color:#ffc1a3}.dark-section .section-head p{color:#d8eeee}

.testimonials{display:grid;grid-auto-flow:column;grid-auto-columns:min(420px,82vw);overflow-x:auto;gap:18px;scroll-snap-type:x mandatory;padding:4px 0 20px}.testimonial{scroll-snap-align:start;border:1px solid var(--line);border-radius:24px;background:#fff;padding:24px}.testi-head{display:flex;gap:14px;align-items:center}.testi-head img{width:64px;height:64px;border-radius:50%;object-fit:cover}.testi-head h3{margin:0;font-family:Outfit}.testi-head small{color:var(--orange);font-weight:800}.testimonial p{color:#53696b}.testimonial strong{color:var(--ink)}

.trust{position:relative;color:#fff;background:linear-gradient(90deg,rgba(5,63,61,.96),rgba(8,125,120,.88)),url('../img/join-bg.jpg') center/cover;overflow:hidden}.trust:after{content:"";position:absolute;right:-100px;top:0;width:380px;height:100%;background:var(--orange);clip-path:polygon(44% 0,100% 0,100% 100%,0 100%);opacity:.95}.trust-inner{position:relative;z-index:2;display:flex;align-items:center;justify-content:space-between;gap:30px}.trust h2{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:clamp(36px,5vw,64px);line-height:1;margin:0}.trust p{font-size:17px;color:#dff9f6}

.page-hero{padding:72px 0 46px;background:linear-gradient(120deg,#e7f8f5,#fff 60%,#fff1e9);position:relative;overflow:hidden}.page-hero:after{content:"";position:absolute;right:-80px;top:0;width:420px;height:100%;background:var(--orange);clip-path:polygon(45% 0,100% 0,100% 100%,5% 100%);opacity:.10}.breadcrumbs{font-size:13px;color:var(--muted);margin-bottom:18px}.breadcrumbs a{color:var(--teal);font-weight:800}.page-title{max-width:830px;position:relative;z-index:2}.page-title p{max-width:680px;color:var(--muted);font-size:17px}.content-grid{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:44px}.side-card{position:sticky;top:120px;background:#f6faf9;border:1px solid var(--line);border-radius:22px;padding:22px}.side-card h3{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;margin-top:0}.side-card a{display:block;padding:10px 0;border-bottom:1px solid var(--line);font-weight:700;color:var(--teal)}

.specialty-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.specialty{border:1px solid var(--line);border-radius:18px;padding:18px;background:#fff}.specialty:before{content:'✓';display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--orange-soft);color:var(--orange);font-weight:900;margin-bottom:10px}.story-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.story-grid img{border-radius:28px;box-shadow:var(--shadow)}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{border-radius:20px;padding:24px;background:var(--teal);color:#fff}.stat b{display:block;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:38px;color:#fff}.faculty-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.faculty{border:1px solid var(--line);border-radius:20px;background:#fff;padding:12px;text-align:center}.faculty img{width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:16px}.faculty h3{font-size:15px;margin:12px 0 4px}.faculty p{font-size:12px;color:var(--muted);margin:0 0 8px}

.result-year{margin-bottom:54px}.result-year h2{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:32px}.result-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.result-grid a,.result-grid .result-item{border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff}.result-grid img{width:100%;height:100%;object-fit:cover}.blog-layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px}.blog-article{font-size:16px}.blog-article img{border-radius:20px;margin:20px 0}.blog-side{background:#f6faf9;border-radius:22px;padding:22px;height:max-content}.blog-side a{display:block;padding:12px 0;border-bottom:1px solid var(--line);font-weight:700}.course-detail{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:34px}.course-detail-main{background:#fff;border:1px solid var(--line);border-radius:26px;padding:30px}.course-detail-main h1{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;font-size:clamp(34px,4vw,54px);line-height:1.03}.course-detail-main img{max-width:100%;height:auto}.course-detail-side{background:var(--ink);color:#fff;border-radius:26px;padding:24px;height:max-content;position:sticky;top:120px}.detail-icon{width:112px;height:112px;border-radius:50%;object-fit:cover;border:6px solid #fff;background:#fff}.detail-row{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.13)}.detail-row small{display:block;color:#aacbcc}.detail-row b{display:block;margin-top:4px}.course-detail-side .btn{width:100%;margin-top:20px}

.site-foot{position:relative;background:#0c3538;color:#d8eded;padding:66px 0 24px;overflow:hidden}.foot-arrow{position:absolute;right:-100px;top:0;width:470px;height:100%;background:var(--orange);opacity:.95;clip-path:polygon(40% 0,100% 0,100% 100%,0 100%)}.foot-grid{position:relative;z-index:2;display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px}.foot-logo{width:190px;filter:brightness(0) invert(1);margin-bottom:18px}.site-foot h3{font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:#fff}.site-foot a{display:block;margin:8px 0}.foot-bottom{position:relative;z-index:2;border-top:1px solid rgba(255,255,255,.13);margin-top:50px;padding-top:18px;display:flex;justify-content:space-between;gap:18px;font-size:12px}

@media(max-width:1000px){.site-nav{gap:16px}.result-feature-grid{grid-template-columns:repeat(3,1fr)}.course-grid{grid-template-columns:repeat(2,1fr)}.coach-grid{grid-template-columns:repeat(2,1fr)}.faculty-grid{grid-template-columns:repeat(3,1fr)}.achievement-grid{grid-template-columns:repeat(2,1fr)}.content-grid,.blog-layout,.course-detail{grid-template-columns:1fr}.side-card,.course-detail-side{position:static}.quick-grid{grid-template-columns:repeat(3,1fr)}.mock-content{grid-template-columns:1fr}.mock-action{max-width:280px}.story-grid{grid-template-columns:1fr}.stats{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){:root{--shell:min(100% - 28px,1180px)}.head-inner{height:74px}.brand img{width:155px}.nav-toggle{display:block}.site-nav{display:none;position:absolute;left:14px;right:14px;top:82px;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:20px;padding:14px;flex-direction:column;align-items:stretch;gap:0}.site-nav.open{display:flex}.site-nav a{padding:12px}.nav-login{text-align:center;margin-top:8px}.hero-frame:before,.hero-frame:after{height:44px;bottom:-20px}.hero-frame:after{width:180px}.hero-frame:before{width:150px;right:110px}.quick-grid{grid-template-columns:repeat(2,1fr)}.section{padding:62px 0}.section-head{display:block}.section-head p{margin-top:14px}.mock-wrap{padding:30px 22px;border-radius:24px}.mock-wrap:after{opacity:.2}.result-feature-grid{grid-template-columns:1fr}.promo-grid,.rank-grid,.course-grid,.coach-grid,.achievement-grid,.result-grid,.specialty-grid,.faculty-grid{grid-template-columns:1fr}.coach-card{min-height:240px}.sample-inner{grid-template-columns:1fr}.sample-band:before{opacity:.18}.yt-banner{grid-template-columns:1fr}.yt-copy{padding:26px}.trust-inner{display:block}.trust:after{opacity:.25}.trust .btn{margin-top:18px}.stats{grid-template-columns:1fr 1fr}.foot-grid{grid-template-columns:1fr;gap:20px}.foot-arrow{opacity:.14}.foot-bottom{display:block}.foot-bottom a{margin-top:8px}.faculty-grid{grid-template-columns:1fr 1fr}.course-detail-main{padding:22px}}

/* V4.3 sample pages */
.sample-page-hero{padding-bottom:58px}.sample-filter{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}.sample-filter-btn{border:1px solid var(--line);background:#fff;color:var(--ink);padding:10px 16px;border-radius:999px;font-weight:800;cursor:pointer}.sample-filter-btn:hover,.sample-filter-btn.active{background:var(--teal);border-color:var(--teal);color:#fff}.sample-video-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.sample-video-card{border:1px solid var(--line);border-radius:24px;overflow:hidden;background:#fff;box-shadow:0 12px 34px rgba(19,62,62,.06)}.sample-video-card[hidden]{display:none}.sample-video-poster{width:100%;aspect-ratio:16/9;border:0;position:relative;display:grid;place-items:center;overflow:hidden;cursor:pointer;background:linear-gradient(135deg,#0c3538,#087d78 65%,#0baaa0);color:#fff}.sample-video-poster:before{content:"";position:absolute;inset:0;background:linear-gradient(135deg,transparent 0 56%,rgba(243,106,45,.9) 56% 69%,transparent 69%)}.sample-video-poster:after{content:"";position:absolute;width:180px;height:180px;border:36px solid rgba(255,255,255,.08);border-radius:50%;right:-55px;bottom:-75px}.sample-video-number{position:absolute;left:18px;top:16px;font-size:13px;font-weight:900;letter-spacing:.12em;opacity:.9}.sample-video-language{position:absolute;left:18px;bottom:16px;background:rgba(255,255,255,.12);backdrop-filter:blur(8px);padding:7px 11px;border:1px solid rgba(255,255,255,.18);border-radius:999px;font-size:11px;font-weight:900;text-transform:uppercase;letter-spacing:.09em}.sample-play{position:relative;z-index:2;width:70px;height:70px;border-radius:50%;display:grid;place-items:center;background:#fff;color:var(--orange);font-size:24px;box-shadow:0 15px 40px rgba(0,0,0,.18);transition:.2s;padding-left:4px}.sample-video-poster:hover .sample-play{transform:scale(1.08)}.sample-video-copy{padding:20px 22px 23px}.sample-video-copy span{color:var(--orange);font-size:11px;text-transform:uppercase;font-weight:900;letter-spacing:.1em}.sample-video-copy h2{font-size:20px;line-height:1.25;margin:5px 0 0}.note-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.note-card{position:relative;border:1px solid var(--line);background:#fff;border-radius:22px;padding:12px;box-shadow:0 12px 34px rgba(19,62,62,.06);transition:.2s}.note-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.note-card img{width:100%;height:auto;border-radius:14px;background:#f7f7f7}.note-page{position:absolute;top:22px;left:22px;z-index:2;background:var(--orange);color:#fff;padding:6px 10px;border-radius:999px;font-size:11px;font-weight:900;box-shadow:0 8px 20px rgba(243,106,45,.25)}.note-open{display:block;padding:12px 4px 4px;color:var(--teal);font-weight:800;font-size:13px}.note-video-callout{display:flex;align-items:center;justify-content:space-between;gap:30px}.note-video-callout h2{font-size:clamp(28px,4vw,46px);line-height:1.05;margin:8px 0}.note-video-callout p{max-width:720px;color:var(--muted)}
@media(max-width:760px){.sample-video-grid,.note-grid{grid-template-columns:1fr}.note-video-callout{display:block}.note-video-callout .btn{margin-top:14px}.sample-video-copy h2{font-size:18px}}

/* V4.4: preserve the original 2038 × 771 homepage intro proportion */
.hero-image,
.hero-frame { width:100%; }
.hero-frame > img,
.hero-image img {
  display:block;
  width:100%;
  height:auto !important;
  max-width:100%;
  aspect-ratio:2038 / 771;
  object-fit:contain;
}