/* Belajar Akademi — style.css */
:root{
  --ink:#1B2A4A; --ink-2:#24365C; --muted:#4A5670; --muted-inv:#C9D2E3;
  --accent:#C2410C; --accent-dark:#9A3412; --accent-soft:#FBE6D6; --accent-light:#F6B48F;
  --ground:#F7F4EC; --surface:#FFFFFF; --line:#E4DCCB; --field:#CFC6B3;
  --green-bg:#E2F0E8; --green:#1F6B45; --blue-bg:#E3E9F4; --sand-bg:#F3ECD6;
  --display:'Fraunces', Georgia, serif;
  --body:'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --radius:22px; --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--body);background:var(--ground);color:var(--ink);line-height:1.5;-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:var(--accent)} a:hover{color:var(--accent-dark)}
input,select,textarea,button{font:inherit}
h1,h2,h3,p{margin:0}
.wrap{width:100%;max-width:calc(var(--wrap) + 48px);margin:0 auto;padding:0 24px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:8px;z-index:100}
.skip:focus{left:16px}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}

/* Type */
.eyebrow{font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.eyebrow.inv{color:var(--accent-light)}
.h1{font-family:var(--display);font-weight:600;font-size:clamp(40px,6vw,68px);line-height:1.05;letter-spacing:-.025em}
.h1-sm{font-size:clamp(38px,5vw,60px)}
.h1 em{color:var(--accent)}
.h2{font-family:var(--display);font-weight:600;font-size:clamp(30px,3.6vw,44px);line-height:1.12;letter-spacing:-.015em;max-width:720px}
.lead{font-size:18px;line-height:1.6;color:var(--muted);max-width:620px}
.muted{color:var(--muted)}
.stack{display:flex;flex-direction:column;gap:14px}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 26px;border-radius:999px;font-weight:600;font-size:16px;text-decoration:none;border:1.5px solid transparent;cursor:pointer;transition:background .15s,color .15s,border-color .15s}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-dark);color:#fff}
.btn-outline{border-color:var(--ink);color:var(--ink);background:transparent}
.btn-outline:hover{background:var(--ink);color:#fff}
.btn-white{background:#fff;color:var(--accent);font-weight:700}
.btn-white:hover{background:var(--accent-soft);color:var(--accent-dark)}
.btn-sm{min-height:46px;padding:0 20px;font-size:15px}
.link-arrow{display:inline-flex;align-items:center;gap:8px;font-weight:600;text-decoration:none;padding:10px 0}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(247,244,236,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.header-inner{height:80px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink)}
.logo:hover{color:var(--ink)}
.logo-mark{width:40px;height:40px;border-radius:10px;background:var(--accent);color:#fff;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.logo-text{font-family:var(--display);font-size:22px;font-weight:700;letter-spacing:-.01em}
.main-nav{display:flex;gap:32px;align-items:center}
.main-nav a{padding:10px 2px;font-size:15px;font-weight:500;color:var(--muted);text-decoration:none;border-bottom:2px solid transparent}
.main-nav a:hover{color:var(--ink)}
.main-nav a[aria-current="page"]{color:var(--ink);font-weight:700;border-bottom-color:var(--accent)}
.nav-cta-mobile{display:none}
.menu-toggle{display:none;width:48px;height:48px;border-radius:12px;border:1.5px solid var(--line);background:var(--surface);color:var(--ink);align-items:center;justify-content:center;cursor:pointer}

/* Sections */
.section{padding:104px 0}
.section-white{background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:48px;flex-wrap:wrap}
.page-header{padding:88px 0 72px;border-bottom:1px solid var(--line)}
.page-header .stack{gap:20px}
.grid-2,.grid-3,.grid-4{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;gap:16px}
.icon-box{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--accent-soft);color:var(--accent)}
.icon-box.dark{background:var(--ink);color:#fff}
.icon-box.acc{background:var(--accent);color:#fff}
.card-title{font-size:22px;font-weight:700}
.card p{font-size:16px;line-height:1.6;color:var(--muted)}
.checks{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px}
.checks li{display:flex;gap:10px;align-items:flex-start;font-size:15px;line-height:1.5}
.checks svg{color:var(--accent);flex-shrink:0;margin-top:1px}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chip{padding:6px 12px;border-radius:999px;background:var(--ground);border:1px solid var(--line);font-size:13px;font-weight:500}

/* Hero */
.hero{padding:72px 0 96px}
.hero-inner{display:flex;align-items:center;justify-content:space-between;gap:64px}
.hero-copy{display:flex;flex-direction:column;gap:28px;max-width:600px}
.pill{align-self:flex-start;display:inline-flex;align-items:center;gap:8px;padding:8px 16px;border-radius:999px;background:var(--accent-soft);color:var(--accent);font-size:14px;font-weight:600}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}
.assure{display:flex;gap:24px;flex-wrap:wrap;font-size:14px;color:var(--muted)}
.assure span{display:inline-flex;align-items:center;gap:6px}
.hero-visual{position:relative;width:520px;height:560px;flex-shrink:0}
.hv-bg{position:absolute;left:40px;top:20px;width:480px;height:400px;border-radius:28px;background:var(--accent-soft)}
.hv-card{position:absolute;left:0;top:60px;width:440px;padding:24px;border-radius:22px;background:#fff;border:1px solid var(--line);box-shadow:0 24px 48px rgba(27,42,74,.12);display:flex;flex-direction:column;gap:18px}
.hv-row{display:flex;align-items:center;justify-content:space-between}
.live{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--accent)}
.live i{width:8px;height:8px;border-radius:99px;background:var(--accent);animation:pulse 1.6s infinite}
@keyframes pulse{50%{opacity:.35}}
.board{height:150px;border-radius:14px;background:var(--ink);color:#fff;display:flex;flex-direction:column;justify-content:center;gap:8px;padding:0 28px;font-family:var(--display);font-size:28px}
.board span:last-child{color:var(--accent-light)}
.avatars{display:flex;align-items:center;gap:10px;font-size:14px;color:var(--muted)}
.av{width:36px;height:36px;border-radius:99px;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:14px}
.hv-note{position:absolute;right:0;bottom:0;width:290px;padding:18px 20px;border-radius:18px;background:#fff;border:1px solid var(--line);box-shadow:0 16px 32px rgba(27,42,74,.12);display:flex;gap:14px;align-items:flex-start}
.hv-note .ok{width:36px;height:36px;border-radius:10px;background:var(--green-bg);color:var(--green);display:flex;align-items:center;justify-content:center;flex-shrink:0}

/* Level cards */
.level-tag{font-family:var(--display);font-size:56px;font-weight:700;color:var(--accent);line-height:1}

/* Steps */
.step{display:flex;flex-direction:column;gap:16px;padding-top:28px;border-top:2px solid var(--ink)}
.step-num{font-family:var(--display);font-size:40px;font-weight:600;color:var(--accent);line-height:1}
.step h3{font-size:22px}
.step p{font-size:16px;line-height:1.6;color:var(--muted)}

/* Why (dark) */
.why{margin:0 40px;border-radius:36px;background:var(--ink);padding:96px 80px;display:flex;gap:72px;color:#fff}
.why-intro{display:flex;flex-direction:column;gap:18px;width:380px;flex-shrink:0}
.why-intro .lead{color:var(--muted-inv)}
.why-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px;flex-grow:1}
.feature{display:flex;gap:20px;padding:28px;border-radius:20px;background:var(--ink-2)}
.feature h3{font-size:20px;margin-bottom:8px}
.feature p{font-size:16px;line-height:1.6;color:var(--muted-inv)}

/* Testimonial */
.quote-mark{font-family:var(--display);font-size:64px;line-height:.6;height:28px;color:var(--accent)}
.quote{font-family:var(--display);font-size:22px;line-height:1.5;font-weight:500}
.person{display:flex;align-items:center;gap:12px}
.person .av{width:44px;height:44px;background:var(--blue-bg);font-size:15px}

/* CTA band */
.cta-band{background:var(--accent);border-radius:28px;padding:64px 72px;display:flex;align-items:center;justify-content:space-between;gap:48px;color:#fff}
.cta-band p{font-size:18px;line-height:1.6;color:#FFF1E8;max-width:600px}
.cta-band .btn{flex-shrink:0}

/* Footer */
.site-footer{background:var(--ink);color:#fff;padding:64px 0 40px}
.footer-top{display:flex;justify-content:space-between;gap:64px;flex-wrap:wrap}
.footer-brand{max-width:380px;display:flex;flex-direction:column;gap:16px}
.footer-brand .logo{color:#fff}
.footer-brand p{font-size:15px;line-height:1.6;color:var(--muted-inv)}
.footer-cols{display:flex;gap:96px;flex-wrap:wrap}
.footer-col{display:flex;flex-direction:column;gap:12px}
.footer-col h2{font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted-inv)}
.footer-col a{color:#fff;text-decoration:none;font-size:15px}
.footer-col a:hover{color:var(--accent-light)}
.footer-col .ci{display:flex;gap:10px;align-items:center;font-size:15px}
.footer-bottom{border-top:1px solid var(--ink-2);margin-top:48px;padding-top:24px;font-size:14px;color:var(--muted-inv)}

/* Program tabs */
.tabs{display:flex;gap:10px}
.tab{min-height:52px;padding:0 28px;border-radius:999px;border:1.5px solid var(--ink);background:transparent;color:var(--ink);font-size:16px;font-weight:600;cursor:pointer}
.tab[aria-selected="true"]{background:var(--ink);color:#fff}
.tab-body{display:flex;gap:40px;align-items:flex-start}
.tab-aside{width:340px;flex-shrink:0;background:var(--accent-soft);border-radius:var(--radius);padding:32px;display:flex;flex-direction:column;gap:14px}
.tab-aside h3{font-size:20px}
.subjects{flex-grow:1;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.subject{background:#fff;border:1px solid var(--line);border-radius:18px;padding:24px;display:flex;flex-direction:column;gap:8px}
.subject h4{margin:0;display:flex;align-items:center;gap:10px;font-size:18px}
.subject h4 svg{color:var(--accent)}
.subject p{font-size:15px;line-height:1.55;color:var(--muted)}
.spec{display:flex;flex-direction:column;margin-top:8px}
.spec div{display:flex;justify-content:space-between;gap:16px;padding:14px 0;border-top:1px solid var(--line);font-size:15px}
.spec dt{color:var(--muted)} .spec dd{margin:0;font-weight:600;text-align:right}
.split{display:flex;gap:64px;align-items:center}
.split > .stack{width:520px;flex-shrink:0;gap:16px}
.list-rows{flex-grow:1;display:flex;flex-direction:column;gap:14px}
.list-row{display:flex;gap:16px;align-items:center;padding:20px 24px;border-radius:16px;background:#fff;border:1px solid var(--line);font-size:17px;font-weight:600}
.list-row svg{color:var(--accent);flex-shrink:0}

/* Tutor */
.sel-num{width:44px;height:44px;border-radius:99px;background:var(--ink);color:#fff;font-family:var(--display);font-size:20px;font-weight:600;display:flex;align-items:center;justify-content:center}
.tutor{padding:0;overflow:hidden;gap:0}
.tutor-photo{height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}
.tutor-photo .av{width:96px;height:96px;background:#fff;font-family:var(--display);font-size:34px;font-weight:600}
.tutor-photo small{font-size:13px;color:var(--muted)}
.tutor-body{padding:24px;display:flex;flex-direction:column;gap:6px}
.tutor-body h3{font-size:19px}
.tutor-subj{font-size:15px;font-weight:600;color:var(--accent)}
.tutor-body p{font-size:14px;line-height:1.55;color:var(--muted)}
.promise{display:flex;flex-direction:column;gap:12px}
.promise svg{color:var(--accent)}
.promise h3{font-size:20px}
.promise p{font-size:16px;line-height:1.6;color:var(--muted)}

/* Pricing */
.center{text-align:center;align-items:center}
.center .lead,.center .h1{margin-left:auto;margin-right:auto}
.plan{padding:36px;gap:20px;border-radius:24px}
.plan .badge{align-self:flex-start;padding:6px 12px;border-radius:999px;background:var(--accent);color:#fff;font-size:13px;font-weight:700}
.plan .badge-space{height:30px}
.plan h2{font-size:22px}
.price{display:flex;align-items:baseline;gap:8px;flex-wrap:wrap}
.price strong{font-family:var(--display);font-size:44px;font-weight:600;line-height:1}
.price span{font-size:15px;color:var(--muted)}
.plan .checks{padding-top:20px;border-top:1px solid var(--line);gap:12px}
.plan .btn{margin-top:auto;width:100%}
.plan.featured{background:var(--ink);border-color:var(--ink);color:#fff}
.plan.featured p,.plan.featured .price span{color:var(--muted-inv)}
.plan.featured .checks{border-top-color:var(--ink-2)}
.plan.featured .checks svg{color:var(--accent-light)}
.faq-wrap{display:flex;gap:80px}
.faq-intro{width:360px;flex-shrink:0;display:flex;flex-direction:column;gap:16px}
.faq{flex-grow:1;border-top:1px solid var(--line)}
.faq-item{border-bottom:1px solid var(--line)}
.faq-q{width:100%;min-height:76px;padding:20px 0;display:flex;align-items:center;justify-content:space-between;gap:24px;background:none;border:0;color:var(--ink);font-size:19px;font-weight:600;text-align:left;cursor:pointer}
.faq-q .pm{width:36px;height:36px;border-radius:99px;background:var(--accent-soft);color:var(--accent);display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:transform .2s}
.faq-q[aria-expanded="true"] .pm{transform:rotate(45deg)}
.faq-a{padding:0 60px 24px 0;font-size:16px;line-height:1.65;color:var(--muted)}

/* Form page */
.contact-wrap{display:flex;gap:72px;align-items:flex-start;padding-top:80px;padding-bottom:112px}
.contact-info{width:460px;flex-shrink:0;display:flex;flex-direction:column;gap:36px}
.nexts{display:flex;flex-direction:column;gap:20px}
.next{display:flex;gap:16px;align-items:flex-start}
.next .n{width:36px;height:36px;border-radius:99px;background:var(--ink);color:#fff;font-weight:700;font-size:15px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.next h3{font-size:17px}
.next p{font-size:15px;line-height:1.55;color:var(--muted)}
.contacts{display:flex;flex-direction:column;gap:16px;padding-top:28px;border-top:1px solid var(--line)}
.contact{display:flex;gap:14px;align-items:center}
.contact small{display:block;font-size:13px;color:var(--muted)}
.contact b{font-size:16px}
.form-card{flex-grow:1;background:#fff;border:1px solid var(--line);border-radius:28px;padding:44px;box-shadow:0 24px 48px rgba(27,42,74,.08)}
.form-card h2{font-size:24px}
form{display:flex;flex-direction:column;gap:20px;margin-top:28px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:14px;font-weight:600}
.field label .req{color:var(--accent)}
.input{min-height:52px;padding:0 16px;border-radius:12px;border:1.5px solid var(--field);background:#fff;font-size:16px;color:var(--ink);width:100%}
textarea.input{padding:14px 16px;resize:vertical;min-height:120px}
.input:focus{border-color:var(--ink);outline:none;box-shadow:0 0 0 3px rgba(194,65,12,.18)}
.form-note{font-size:13px;line-height:1.5;color:var(--muted);text-align:center}
.success{display:flex;flex-direction:column;align-items:center;text-align:center;gap:18px;padding:48px 8px}
.success .ok{width:72px;height:72px;border-radius:99px;background:var(--green-bg);color:var(--green);display:flex;align-items:center;justify-content:center}
.success h2{font-family:var(--display);font-size:32px;font-weight:600}
.success p{font-size:17px;line-height:1.6;color:var(--muted);max-width:420px}
[hidden]{display:none!important}

/* Responsive */
@media (max-width:1100px){
  .hero-inner{flex-direction:column;align-items:flex-start}
  .hero-visual{align-self:center}
  .why{flex-direction:column;margin:0 16px;padding:64px 32px;gap:40px}
  .why-intro{width:auto}
  .grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .tab-body,.split,.faq-wrap,.contact-wrap{flex-direction:column;gap:40px}
  .tab-aside,.split > .stack,.faq-intro,.contact-info{width:100%}
  .subjects,.list-rows,.faq,.form-card{width:100%}
  .cta-band{flex-direction:column;align-items:flex-start;padding:48px 40px}
}
@media (max-width:900px){
  .menu-toggle{display:flex}
  .header-cta{display:none}
  .main-nav{position:absolute;top:80px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;background:var(--ground);border-bottom:1px solid var(--line);padding:8px 24px 24px;display:none}
  .main-nav.open{display:flex}
  .main-nav a{padding:14px 0;border-bottom:1px solid var(--line);font-size:17px}
  .main-nav a[aria-current="page"]{border-bottom-color:var(--line);color:var(--accent)}
  .nav-cta-mobile{display:flex;margin-top:16px}
  .main-nav a.nav-cta-mobile{border:0;color:#fff;font-weight:600;justify-content:center}
  .grid-3,.grid-2,.why-grid{grid-template-columns:1fr}
  .why{padding:56px 24px}
  .feature{padding:22px;gap:16px}
  .feature > div{min-width:0}
  .section{padding:72px 0}
  .hero{padding:48px 0 64px}
}
@media (max-width:600px){
  .hero-visual{width:100%;height:auto;display:flex;flex-direction:column;gap:16px}
  .hv-bg{display:none}
  .hv-card,.hv-note{position:static;width:100%}
  .board{font-size:22px;height:120px}
  .grid-4,.subjects{grid-template-columns:1fr}
  .tabs{width:100%} .tab{flex:1;padding:0 12px}
  .form-card{padding:28px 20px;border-radius:22px}
  .form-row{grid-template-columns:1fr!important}
  .faq-q{font-size:17px} .faq-a{padding-right:0}
  .cta-band{padding:40px 24px}
  .footer-cols{gap:40px}
  .page-header{padding:56px 0 48px}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}