/* TSAESI Asingan — blue & white theme */
:root{
  --navy:#0b2a6f;
  --blue:#1f5fd6;
  --blue-2:#3b82f6;
  --sky:#e8f0ff;
  --sky-2:#f4f8ff;
  --ink:#0f1b3d;
  --muted:#5a6785;
  --line:#dbe5f8;
  --white:#fff;
  --radius:18px;
  --shadow:0 10px 30px -12px rgba(11,42,111,.25);
  --shadow-lg:0 30px 60px -20px rgba(11,42,111,.35);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:"Plus Jakarta Sans",system-ui,sans-serif;color:var(--ink);background:var(--white);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{line-height:1.15;letter-spacing:-.02em}
.container{width:min(1160px,100% - 32px);margin-inline:auto}
.section{padding:88px 0}
.section.alt{background:var(--sky-2)}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:.78rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--blue);background:var(--sky);padding:6px 14px;border-radius:999px}
.section-head{max-width:720px;margin:0 auto 48px;text-align:center}
.section-head h2{font-size:clamp(1.8rem,3.6vw,2.6rem);margin:14px 0 12px;color:var(--navy)}
.section-head p{color:var(--muted);font-size:1.05rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:700;font-size:1rem;padding:14px 26px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s;font-family:inherit}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 10px 24px -8px rgba(31,95,214,.6)}
.btn-primary:hover{background:var(--navy)}
.btn-white{background:#fff;color:var(--navy)}
.btn-outline{border-color:rgba(255,255,255,.6);color:#fff}
.btn-outline:hover{background:rgba(255,255,255,.1)}
.btn-ghost{border-color:var(--line);color:var(--navy);background:#fff}
.btn-lg{padding:17px 32px;font-size:1.05rem}

/* Top bar + nav */
.topbar{background:var(--navy);color:#cfdcff;font-size:.85rem}
.topbar .container{display:flex;justify-content:space-between;gap:12px;padding:8px 0;flex-wrap:wrap}
.topbar a{color:#fff;font-weight:600}
.topbar .pulse{display:inline-block;width:8px;height:8px;border-radius:50%;background:#7dd3fc;margin-right:8px;animation:pulse 1.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(125,211,252,.7)}70%{box-shadow:0 0 0 10px rgba(125,211,252,0)}100%{box-shadow:0 0 0 0 rgba(125,211,252,0)}}
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:46px;height:46px;border-radius:50%;background:#fff;box-shadow:0 0 0 2px var(--sky)}
.brand b{display:block;font-size:1.05rem;color:var(--navy);line-height:1.1}
.brand small{color:var(--muted);font-size:.75rem;font-weight:600}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none}
.nav-links a{padding:10px 14px;border-radius:999px;font-weight:600;font-size:.95rem;color:var(--muted);transition:.2s}
.nav-links a:hover{color:var(--navy);background:var(--sky)}
.nav-links a.active{color:var(--blue);background:var(--sky)}
.nav-links .btn{margin-left:8px;padding:11px 20px;color:#fff}
.nav-links .btn:hover{background:var(--navy);color:#fff}
.menu-btn{display:none;background:none;border:0;width:44px;height:44px;border-radius:12px;cursor:pointer;color:var(--navy)}
.menu-btn svg{width:26px;height:26px}

/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,var(--navy) 0%,var(--blue) 60%,var(--blue-2) 100%);color:#fff}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 85% 20%,rgba(255,255,255,.18),transparent 40%),radial-gradient(circle at 10% 90%,rgba(255,255,255,.12),transparent 35%)}
.hero .waves{position:absolute;inset:auto 0 -1px 0;line-height:0}
.hero .waves svg{width:100%;height:80px}
.hero-grid{position:relative;display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center;padding:80px 0 130px}
.hero h1{font-size:clamp(2.4rem,5.4vw,4rem);font-weight:800;margin:18px 0}
.hero h1 span{color:#bfe0ff}
.hero p.lead{font-size:1.15rem;color:#dbe7ff;max-width:560px}
.hero .eyebrow{background:rgba(255,255,255,.14);color:#fff}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap;margin:32px 0 28px}
.hero-checks{display:flex;flex-wrap:wrap;gap:10px 22px;list-style:none;font-weight:600;font-size:.95rem;color:#e7efff}
.hero-checks li::before{content:"✓";display:inline-grid;place-items:center;width:20px;height:20px;border-radius:50%;background:rgba(255,255,255,.2);margin-right:8px;font-size:.75rem}
.hero-card{position:relative;background:#fff;color:var(--ink);border-radius:24px;padding:12px;box-shadow:var(--shadow-lg);transform:rotate(1.5deg)}
.hero-card img{border-radius:16px;aspect-ratio:3/2;object-fit:cover;object-position:center 60%;width:100%}
.hero-badge{position:absolute;background:#fff;color:var(--navy);border-radius:16px;padding:12px 16px;box-shadow:var(--shadow);font-weight:700;display:flex;align-items:center;gap:10px;font-size:.9rem;transform:rotate(-1.5deg)}
.hero-badge .ic{width:38px;height:38px;border-radius:12px;background:var(--sky);display:grid;place-items:center;font-size:1.2rem}
.hero-badge small{display:block;color:var(--muted);font-weight:600;font-size:.75rem}
.hero-badge.b1{left:-28px;bottom:36px}
.hero-badge.b2{right:-18px;top:-18px}

/* Page hero (inner pages) */
.page-hero{background:linear-gradient(135deg,var(--navy),var(--blue));color:#fff;padding:72px 0 96px;position:relative;overflow:hidden;text-align:center}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:60px;background:#fff;clip-path:ellipse(60% 100% at 50% 100%)}
.page-hero h1{font-size:clamp(2rem,4.5vw,3.2rem);margin:14px 0 10px}
.page-hero p{color:#dbe7ff;max-width:640px;margin:0 auto;font-size:1.08rem}
.page-hero .eyebrow{background:rgba(255,255,255,.14);color:#fff}
.crumbs{font-size:.85rem;color:#bcd0ff;margin-top:14px}
.crumbs a{color:#fff;font-weight:600}

/* Stats strip */
.stats{margin-top:-60px;position:relative;z-index:2}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);overflow:hidden}
.stat{padding:28px 22px;text-align:center;border-right:1px solid var(--line)}
.stat:last-child{border-right:0}
.stat b{display:block;font-size:2rem;color:var(--blue);font-weight:800}
.stat span{color:var(--muted);font-size:.9rem;font-weight:600}

/* Cards */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px;transition:transform .25s,box-shadow .25s,border-color .25s}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card .ic{width:54px;height:54px;border-radius:16px;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-size:1.5rem;margin-bottom:18px}
.card h3{font-size:1.2rem;color:var(--navy);margin-bottom:8px}
.card p{color:var(--muted);font-size:.97rem}

.program{position:relative;overflow:hidden;padding:0}
.program .top{background:linear-gradient(135deg,var(--blue),var(--blue-2));color:#fff;padding:28px}
.program .top small{font-weight:700;letter-spacing:.1em;text-transform:uppercase;font-size:.72rem;opacity:.85}
.program .top h3{color:#fff;font-size:1.5rem;margin-top:6px}
.program .top .ages{display:inline-block;margin-top:10px;background:rgba(255,255,255,.18);padding:4px 12px;border-radius:999px;font-size:.82rem;font-weight:700}
.program .body{padding:26px 28px 30px}
.program ul{list-style:none;margin:10px 0 22px}
.program li{padding:8px 0 8px 30px;position:relative;color:var(--muted);border-bottom:1px dashed var(--line)}
.program li:last-child{border-bottom:0}
.program li::before{content:"";position:absolute;left:0;top:13px;width:18px;height:18px;border-radius:50%;background:var(--sky) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f5fd6' stroke-width='3.5'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/11px no-repeat}
.program.featured{border:2px solid var(--blue)}
.ribbon{position:absolute;top:18px;right:-34px;transform:rotate(45deg);background:#fff;color:var(--blue);font-weight:800;font-size:.7rem;letter-spacing:.08em;padding:5px 40px}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split img{border-radius:24px;box-shadow:var(--shadow-lg);aspect-ratio:16/10;object-fit:cover;object-position:center 60%;width:100%}
.split h2{font-size:clamp(1.8rem,3.4vw,2.5rem);color:var(--navy);margin:14px 0 16px}
.split p{color:var(--muted);margin-bottom:14px}
.checklist{list-style:none;margin:20px 0 28px;display:grid;gap:12px}
.checklist li{display:flex;gap:12px;align-items:flex-start;font-weight:600}
.checklist li::before{content:"✓";flex:none;width:26px;height:26px;border-radius:50%;background:var(--blue);color:#fff;display:grid;place-items:center;font-size:.8rem}

/* Discounts */
.discounts{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.discount{background:#fff;border-radius:var(--radius);padding:34px 28px;text-align:center;border:1px solid var(--line);position:relative}
.discount .pct{font-size:3.6rem;font-weight:800;color:var(--blue);line-height:1}
.discount .pct sup{font-size:1.6rem}
.discount h3{margin:10px 0 6px;color:var(--navy)}
.discount p{color:var(--muted);font-size:.95rem}
.discount.hot{background:linear-gradient(160deg,var(--navy),var(--blue));color:#fff;border:0;transform:scale(1.04);box-shadow:var(--shadow-lg)}
.discount.hot .pct,.discount.hot h3{color:#fff}
.discount.hot p{color:#cfdcff}

/* ESC banner */
.esc{background:linear-gradient(120deg,var(--navy),var(--blue));color:#fff;border-radius:28px;padding:48px;display:grid;grid-template-columns:auto 1fr auto;gap:36px;align-items:center;position:relative;overflow:hidden}
.esc::after{content:"";position:absolute;width:320px;height:320px;border-radius:50%;background:rgba(255,255,255,.07);right:-80px;top:-120px}
.esc img{width:120px;height:120px;border-radius:50%;background:#fff;padding:6px}
.esc h2{font-size:clamp(1.5rem,3vw,2.2rem)}
.esc h2 span{color:#bfe0ff}
.esc p{color:#dbe7ff;margin-top:8px}
.esc .btn{position:relative;z-index:1}

/* Level finder */
.finder{background:#fff;border-radius:28px;box-shadow:var(--shadow-lg);padding:40px;max-width:820px;margin:0 auto}
.finder label{font-weight:700;color:var(--navy);display:block;margin-bottom:14px}
.ages-row{display:flex;flex-wrap:wrap;gap:10px}
.age{border:2px solid var(--line);background:#fff;border-radius:14px;min-width:58px;padding:12px 10px;font-weight:700;font-size:1rem;color:var(--navy);cursor:pointer;font-family:inherit;transition:.15s}
.age:hover{border-color:var(--blue-2)}
.age.on{background:var(--blue);border-color:var(--blue);color:#fff}
.result{margin-top:28px;padding:24px;border-radius:18px;background:var(--sky-2);border:1px dashed var(--blue-2);display:none;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.result.show{display:flex;animation:pop .35s ease}
.result b{font-size:1.35rem;color:var(--navy);display:block}
.result span{color:var(--muted)}
@keyframes pop{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:s}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 24px}
.step::before{counter-increment:s;content:counter(s);width:44px;height:44px;border-radius:14px;background:var(--blue);color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.1rem;margin-bottom:16px}
.step h3{font-size:1.08rem;color:var(--navy);margin-bottom:6px}
.step p{color:var(--muted);font-size:.93rem}

/* Values / philosophy */
.quote{background:var(--sky);border-left:5px solid var(--blue);border-radius:0 18px 18px 0;padding:28px 32px;font-size:1.15rem;color:var(--navy);font-weight:600}
.quote small{display:block;margin-top:10px;font-size:.88rem;color:var(--muted);font-weight:600}
.objectives{counter-reset:o;list-style:none;display:grid;gap:16px}
.objectives li{counter-increment:o;display:flex;gap:18px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px 24px;color:var(--muted)}
.objectives li::before{content:"0" counter(o);font-weight:800;font-size:1.5rem;color:var(--blue);line-height:1.2}

/* FAQ */
.faq{max-width:820px;margin:0 auto;display:grid;gap:12px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 24px;transition:.2s}
.faq details[open]{box-shadow:var(--shadow);border-color:transparent}
.faq summary{cursor:pointer;list-style:none;padding:20px 0;font-weight:700;color:var(--navy);display:flex;justify-content:space-between;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:1.4rem;color:var(--blue);transition:.2s;line-height:1}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details p{padding:0 0 20px;color:var(--muted)}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--blue),var(--navy));color:#fff;text-align:center;padding:80px 0;position:relative;overflow:hidden}
.cta-band h2{font-size:clamp(1.9rem,4vw,2.8rem);margin-bottom:12px}
.cta-band p{color:#dbe7ff;max-width:600px;margin:0 auto 30px;font-size:1.08rem}
.cta-band .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Form */
.form-wrap{display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:start}
.form-card{background:#fff;border-radius:24px;box-shadow:var(--shadow-lg);padding:40px;border:1px solid var(--line)}
.form-card h2{color:var(--navy);font-size:1.6rem;margin-bottom:6px}
.form-card > p{color:var(--muted);margin-bottom:26px}
.fgrid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-weight:700;font-size:.88rem;color:var(--navy)}
.field input,.field select,.field textarea{font:inherit;padding:13px 15px;border:1.5px solid var(--line);border-radius:12px;background:var(--sky-2);color:var(--ink);transition:.15s;width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--blue);background:#fff;box-shadow:0 0 0 4px rgba(31,95,214,.12)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips label{font-weight:600;font-size:.88rem;color:var(--ink);display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);padding:9px 14px;border-radius:999px;cursor:pointer;background:var(--sky-2)}
.chips input{accent-color:var(--blue)}
.form-note{font-size:.82rem;color:var(--muted);margin-top:14px}
.success{display:none;text-align:center;padding:30px 10px}
.success .ic{width:76px;height:76px;margin:0 auto 18px;border-radius:50%;background:var(--sky);color:var(--blue);display:grid;place-items:center;font-size:2.2rem}
.success h2{margin-bottom:8px}
.success p{color:var(--muted)}
.side{display:grid;gap:18px}
.side .card{padding:26px}
.contact-line{display:flex;gap:14px;align-items:flex-start;padding:12px 0;border-bottom:1px solid var(--line)}
.contact-line:last-child{border-bottom:0}
.contact-line .ic{margin:0;width:42px;height:42px;font-size:1.1rem;flex:none}
.contact-line b{display:block;color:var(--navy);font-size:.95rem}
.contact-line span,.contact-line a{color:var(--muted);font-size:.92rem}
.contact-line a:hover{color:var(--blue)}
.map{border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);height:260px}
.map iframe{width:100%;height:100%;border:0}

/* Footer */
footer{background:#071c4d;color:#a9bbe6;padding:64px 0 0;font-size:.93rem}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
footer h4{color:#fff;margin-bottom:14px;font-size:1rem}
footer ul{list-style:none;display:grid;gap:8px}
footer a:hover{color:#fff}
footer .brand b{color:#fff}
footer .brand small{color:#a9bbe6}
footer .about{margin-top:16px;max-width:320px}
.accred{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}
.accred span{background:rgba(255,255,255,.08);color:#fff;font-weight:700;font-size:.75rem;padding:6px 12px;border-radius:999px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:48px;padding:20px 0;display:flex;justify-content:space-between;gap:10px;flex-wrap:wrap;font-size:.85rem}

/* Sticky mobile CTA */
.mobile-cta{display:none}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}*{animation:none!important}}

/* Responsive */
@media (max-width:980px){
  .hero-grid,.split,.form-wrap{grid-template-columns:1fr}
  .hero-grid{padding:56px 0 120px;gap:48px}
  .hero-card{max-width:560px}
  .grid-3,.discounts{grid-template-columns:1fr 1fr}
  .grid-4,.steps{grid-template-columns:1fr 1fr}
  .stats-grid{grid-template-columns:1fr 1fr}
  .stat:nth-child(2){border-right:0}
  .stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .esc{grid-template-columns:1fr;text-align:center;justify-items:center}
  .discount.hot{transform:none}
  .split.rev > :first-child{order:2}
}
@media (max-width:860px){
  .menu-btn{display:grid;place-items:center}
  .nav-links{position:fixed;top:74px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;padding:16px;gap:4px;border-bottom:1px solid var(--line);box-shadow:var(--shadow);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 16px}
  .nav-links .btn{margin:8px 0 0}
  .topbar .hide-sm{display:none}
}
@media (max-width:640px){
  .section{padding:64px 0}
  .grid-3,.grid-2,.grid-4,.discounts,.steps,.fgrid,.foot-grid{grid-template-columns:1fr}
  .hero-badge.b1{left:8px;bottom:-22px}
  .hero-badge.b2{right:8px}
  .form-card,.finder{padding:26px 20px}
  .esc{padding:36px 22px}
  .stat b{font-size:1.6rem}
  .mobile-cta{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:60;gap:10px}
  .mobile-cta a{flex:1;padding:14px}
  body{padding-bottom:78px}
  .brand small{display:none}
}
.form-error{margin-top:14px;padding:12px 16px;border-radius:12px;background:#fff1f1;color:#b42318;font-weight:600;font-size:.9rem}
.btn:disabled{opacity:.7;cursor:wait;transform:none}