/* Umum */
:root{--ink:#0A0B0C;--paper:#FAFBFC;--tint:#EAEBEC;--accent:#CB2A1A;--active:#CB2A1A;--muted:#5A6B6C;--line:#CACBCC;--linehover:#0A0B0C;--band:#0A0B0C;--r:8px;--max:1360px;--fs-xs:.85rem;--fs-sm:.95rem;--fs-md:1.05rem;--fs-h3:1.2rem;--fs-h2:clamp(1.75rem,1.5rem + 1.2vw,2.5rem);--fs-h1:clamp(2.6rem,5.5vw,4.2rem);--tab:64px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Space Grotesk',system-ui,sans-serif;font-size:1rem;line-height:1.65;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1{font-weight:700;line-height:1.15;letter-spacing:-.015em;font-size:var(--fs-h2);text-align:center;margin-bottom:16px}
h2{font-weight:700;line-height:1.15;letter-spacing:-.015em;font-size:var(--fs-h2);text-align:center;margin-bottom:16px}
h3{font-weight:700;line-height:1.15;letter-spacing:-.015em;font-size:var(--fs-h3)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px}
section{padding:clamp(64px,6vw,96px) 0}
.lead{max-width:960px;margin:0 auto 48px;text-align:center;font-size:var(--fs-md);color:var(--muted)}

/* Bagian atas */
header{background:var(--tint);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
nav{display:grid;grid-template-columns:auto 1fr auto;column-gap:40px;align-items:center;height:72px}
.navr{justify-self:end;display:flex;align-items:center;gap:8px}
.navr .btn{padding:10px 22px;font-size:.9375rem;white-space:nowrap}
.crumb{font-size:var(--fs-sm);font-weight:600;color:var(--muted);text-align:center;margin-bottom:20px}
.crumb a:hover{color:var(--accent)}
.svc>p:has(+.feat){flex:none}
.feat{list-style:none;flex:1;display:grid;align-content:start;gap:6px;margin-bottom:18px;font-size:var(--fs-sm);color:var(--muted)}
.feat li{padding-left:22px;position:relative}
.feat li::before{content:"";position:absolute;left:2px;top:.5em;width:10px;height:6px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.svc-grid{display:flex;flex-wrap:wrap;justify-content:center;gap:24px}
.svc{flex:0 0 calc((100% - 48px)/3);display:grid;grid-template-columns:44px 1fr;column-gap:16px;row-gap:8px;align-items:center;grid-template-rows:auto 1fr auto auto;background:var(--tint);border:1px solid var(--line);border-radius:var(--r);padding:28px 24px;transition:border-color .2s}
.svc:hover{border-color:var(--linehover)}
.svc .ic{margin:0}
.svc h3{margin:0}
.svc p{grid-column:1/-1;margin:0 0 16px;font-size:1rem;color:var(--muted)}
.svc .price{font-size:1.0625rem;font-weight:700;color:var(--accent);margin-bottom:20px}
.svc-body{grid-column:1/-1}
.svc .feat,.svc .price,.svc .btn{grid-column:1/-1}
.svc .btn{text-align:center;width:100%}

/* Platform Kelas Daring */
/* Lokasi Kelas Luring */

/* Alur Pemesanan */
.steps{display:flex;flex-wrap:wrap;justify-content:center;gap:24px}
.step{flex:0 0 calc((100% - 48px)/3);background:var(--tint);border:1px solid var(--line);border-radius:var(--r);padding:26px;display:flex;gap:16px;align-items:flex-start;transition:border-color .2s}
.step:hover{border-color:var(--linehover)}
.step b{flex:none;width:36px;height:36px;border-radius:50%;background:var(--accent);color:#FAFBFC;display:grid;place-items:center;font-size:var(--fs-sm)}
.step h3{margin-bottom:4px}
.step p{font-size:var(--fs-sm);color:var(--muted)}

/* Ketentuan */
.faq-list{max-width:860px;margin:0 auto;display:grid;gap:14px}
.faq-item{background:var(--tint);border:1px solid var(--line);border-radius:var(--r);transition:border-color .2s}
.faq-item:hover{border-color:var(--linehover)}
.faq-item[open]{border-color:var(--linehover)}
.faq-item summary{display:flex;justify-content:space-between;align-items:center;gap:16px;padding:20px 26px;font-size:var(--fs-md);font-weight:700;line-height:1.4;cursor:pointer;list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";flex:none;font-size:1.5rem;font-weight:500;line-height:1;color:var(--accent);transition:transform .2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 26px 22px;font-size:var(--fs-sm);color:var(--muted)}

/* CTA */
.cta{background:var(--tint)}
.cta .btns{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:12px;width:max-content;max-width:100%;margin-inline:auto}
.cta .btns .btn{text-align:center}

/* Footer dan tema */
footer{background:var(--band);color:#FAFBFC;text-align:center;padding:56px 0;border-top:1px solid var(--line)}
footer p{margin-top:28px;font-size:var(--fs-xs);color:#cfc9c9}
.navr .theme-toggle{margin-right:4px}
.theme-toggle .sun{display:none}
.totop.show{opacity:1;visibility:visible;transform:none}
html[data-theme=dark]{color-scheme:dark;--ink:#EAEBEC;--paper:#1A1B1C;--tint:#0A0B0C;--muted:#ABABAC;--line:#2A2B2C;--linehover:#EAEBEC;--accent:#AB2A1C;--active:#AB2A1C;--band:#0A0B0C}
[data-theme=dark] .theme-toggle .sun{display:block}
[data-theme=dark] .theme-toggle .moon{display:none}

/* Responsif */
@media(max-width:960px){
 html{scroll-padding-top:40px}
}
@media(max-width:1180px){
 nav{display:flex;justify-content:space-between}
 .burger{display:grid}
 .navr .btn{display:none}
 .menu{position:fixed;top:0;right:0;bottom:0;z-index:2;width:min(82vw,340px);background:var(--tint);flex-direction:column;align-items:stretch;justify-content:flex-start;gap:0;padding:68px 28px 32px;box-shadow:-12px 0 32px rgba(0,0,0,.15);transform:translateX(100%);visibility:hidden;transition:transform .35s ease,visibility 0s .35s}
 .menu.open{transform:none;visibility:visible;transition:transform .35s ease}
 .menu .menu-logo{display:block;margin-bottom:22px}
 .menu .menu-logo img{display:block;width:100%;max-width:260px;height:auto}
 .menu a:not(.btn){padding:15px 4px;font-size:1.1rem;border-bottom:1px solid var(--line)}
 .menu .menu-cta{display:block;text-align:center;margin-top:28px}
 .scrim{display:block;position:fixed;inset:0;z-index:1;background:rgba(28,27,31,.45);opacity:0;pointer-events:none;transition:opacity .3s}
 .scrim.open{opacity:1;pointer-events:auto}
 .svc{flex-basis:calc((100% - 24px)/2)}
 .step{flex-basis:calc((100% - 24px)/2)}
}
@media(max-width:600px){
 .logo img{height:30px}
 .svc{flex-basis:100%}
 .cta .btns{grid-auto-flow:row}
 .step{flex-basis:100%}
}
@media(max-width:720px){
 .soc{display:grid;grid-template-columns:repeat(6,minmax(0,42px));gap:12px 10px;justify-content:center}
 .soc a{width:auto;height:auto;aspect-ratio:1}
}
@media(prefers-reduced-motion:reduce){
 html{scroll-behavior:auto}
 .menu{transition:none}
 .scrim{transition:none}
}
@media(max-width:1180px){
 [data-theme=dark] .menu{box-shadow:-12px 0 32px rgba(0,0,0,.5)}
}
@media(max-width:960px){
 footer{padding-bottom:calc(56px + var(--tab) + env(safe-area-inset-bottom))}
 .totop{bottom:calc(var(--tab) + 12px + env(safe-area-inset-bottom))}
}
@media(max-width:600px){
 .legal-links{display:grid;grid-template-columns:1fr 1fr;justify-items:center;row-gap:10px}
 .legal-links a:nth-child(1){order:1}
 .legal-links a:nth-child(4){order:2}
 .legal-links a:nth-child(2){order:3}
 .legal-links a:nth-child(3){order:4}
}