/* EduWeb by Lulusin Kuy — gaya utama (tanpa framework, ±15 KB) */
:root{
  --ink:#0A2F3C;
  --teal:#025067;
  --teal-2:#0B6E8C;
  --blue:#1E90FF;
  --sun:#FFC23C;
  --sun-dark:#E5A812;
  --paper:#F3F7F9;
  --sky:#E6F2F8;
  --line:#D8E3E8;
  --text:#18323C;
  --muted:#4E6670;
  --white:#FFFFFF;
  --wa:#1FAF5A;
  --radius-lg:22px;
  --radius:14px;
  --shadow:0 18px 50px -20px rgba(10,47,60,.35);
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:84px}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.65;color:var(--text);background:var(--white);-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-underline-offset:3px}
h1,h2,h3{color:var(--ink);line-height:1.15;margin:0;letter-spacing:-.02em}
h2{font-size:clamp(1.75rem,3.1vw,2.6rem);font-weight:800}
h3{font-size:1.12rem;font-weight:700;letter-spacing:-.01em}
p{margin:0}
:focus-visible{outline:3px solid var(--blue);outline-offset:3px;border-radius:6px}
.wrap{width:min(1180px,100% - 40px);margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:12px}
.ic{flex:none}

/* Tombol */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.55em;font:inherit;font-weight:700;font-size:1rem;line-height:1.2;padding:.95em 1.5em;border-radius:999px;border:2px solid transparent;text-decoration:none;cursor:pointer;transition:background-color .15s,color .15s,border-color .15s}
.btn-sm{padding:.6em 1.1em;font-size:.92rem}
.btn-primary{background:var(--sun);color:var(--ink)}
.btn-primary:hover{background:var(--sun-dark)}
.btn-ghost{color:#fff;border-color:rgba(255,255,255,.55)}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff}
.btn-outline{color:var(--teal);border-color:var(--teal)}
.btn-outline:hover{background:var(--teal);color:#fff}
.btn-wa{background:var(--teal);color:#fff}
.btn-wa:hover{background:var(--ink)}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.nav-row{display:flex;align-items:center;justify-content:space-between;gap:20px;min-height:72px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink)}
.brand img{width:44px;height:44px;border-radius:50%;background:#fff}
.brand-text{display:flex;flex-direction:column;line-height:1.05}
.brand-text strong{font-size:1.3rem;font-weight:800;letter-spacing:-.03em}
.brand-text small{font-size:.74rem;color:var(--muted);font-weight:600}
.nav{display:flex;align-items:center;gap:6px}
.nav a:not(.btn){color:var(--text);text-decoration:none;font-weight:600;font-size:.95rem;padding:.5em .7em;border-radius:8px}
.nav a:not(.btn):hover{color:var(--teal);background:var(--sky)}
.nav .btn{margin-left:8px}
.nav-toggle{display:none;background:none;border:0;color:var(--ink);padding:8px;cursor:pointer;border-radius:8px}

/* Hero */
.hero{position:relative;color:#fff;background-color:var(--teal);background-image:linear-gradient(105deg,rgba(10,47,60,.97) 0%,rgba(2,80,103,.9) 42%,rgba(11,110,140,.62) 70%,rgba(30,144,255,.38) 100%),var(--hero-img);background-size:cover;background-position:center 35%;overflow:hidden}
.hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:90px;background:linear-gradient(to bottom,transparent,rgba(10,47,60,.35))}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center;padding:96px 0 104px;min-height:min(86vh,760px)}
.hero-kicker{font-weight:600;color:#BFE6F3;margin-bottom:18px;font-size:1rem}
.hero h1{color:#fff;font-size:clamp(2.3rem,4.7vw,3.95rem);font-weight:800;letter-spacing:-.03em;line-height:1.06;max-width:15ch}
.hero-lead{margin-top:22px;font-size:1.15rem;color:rgba(255,255,255,.88);max-width:54ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.hero-facts{list-style:none;padding:0;margin:34px 0 0;display:flex;flex-wrap:wrap;gap:10px 26px;font-weight:600;font-size:.95rem;color:rgba(255,255,255,.92)}
.hero-facts li{display:flex;align-items:center;gap:8px}
.hero-facts .ic{color:var(--sun)}

/* Mockup website sekolah di hero */
.hero-demo{position:relative;margin:0 0 48px}
.mini-browser{background:#fff;border-radius:16px;box-shadow:0 40px 80px -30px rgba(0,0,0,.55);overflow:hidden;color:var(--text)}
.mini-bar{display:flex;align-items:center;gap:6px;padding:10px 14px;background:#EEF3F5;border-bottom:1px solid var(--line)}
.mini-bar span{width:10px;height:10px;border-radius:50%;background:#C9D5DA}
.mini-bar em{font-style:normal;font-size:.78rem;color:var(--muted);background:#fff;border-radius:999px;padding:3px 12px;margin-left:10px;flex:1;max-width:260px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.mini-site{padding:18px}
.mini-nav{display:flex;justify-content:space-between;align-items:baseline;gap:10px;font-size:.8rem;padding-bottom:14px;border-bottom:1px solid var(--line)}
.mini-nav b{color:#C8373A;font-size:.92rem}
.mini-nav i{font-style:normal;color:var(--muted);white-space:nowrap}
.mini-banner{margin-top:16px;border-radius:12px;padding:22px 20px;background:linear-gradient(120deg,#C8373A,#E4644B);color:#fff;display:grid;gap:4px}
.mini-banner strong{font-size:1.45rem;line-height:1.15;letter-spacing:-.02em}
.mini-banner span{font-size:.86rem;opacity:.92}
.mini-banner a{justify-self:start;margin-top:10px;background:var(--sun);color:var(--ink);font-weight:700;font-size:.82rem;padding:7px 14px;border-radius:999px}
.mini-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:14px;padding-bottom:6px}
.mini-cards div{font-size:.74rem;font-weight:600;line-height:1.3;color:var(--ink)}
.mini-cards i{display:block;height:54px;border-radius:9px;background:var(--c);margin-bottom:7px}
.toast{position:absolute;left:-34px;bottom:-48px;display:flex;align-items:center;gap:10px;background:#fff;color:var(--text);padding:12px 16px 12px 12px;border-radius:14px;box-shadow:var(--shadow);font-size:.88rem;line-height:1.3}
.toast b{display:block;color:var(--ink)}
.toast-ic{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:#E3F6EA;color:var(--wa)}
.hero-demo figcaption{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media (prefers-reduced-motion:no-preference){
  .mini-browser{animation:rise .8s cubic-bezier(.2,.7,.2,1) both .1s}
  .toast{animation:pop .55s cubic-bezier(.2,.9,.3,1.3) both 1.3s}
}
@keyframes rise{from{opacity:0;transform:translateY(28px)}to{opacity:1;transform:none}}
@keyframes pop{from{opacity:0;transform:translateY(14px) scale(.92)}to{opacity:1;transform:none}}

/* Section umum */
.section{padding:104px 0}
.section-tint{background:var(--paper)}
.section-head{max-width:720px;margin-bottom:48px}
.section-head p{margin-top:14px;color:var(--muted);font-size:1.08rem}
.section-head-row{display:flex;justify-content:space-between;align-items:end;max-width:none;gap:20px}
.text-link{font-weight:700}

/* Alasan */
.why{padding:96px 0;border-bottom:1px solid var(--line)}
.why-grid{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.why-title{font-size:clamp(1.9rem,3.4vw,2.9rem);line-height:1.12;letter-spacing:-.03em}
.why-list{list-style:none;margin:0;padding:0}
.why-list li{padding:22px 0;border-top:1px solid var(--line)}
.why-list li:first-child{border-top:0;padding-top:4px}
.why-list p{margin-top:6px;color:var(--muted)}

/* Fitur */
.feature-list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:1fr 1fr;column-gap:56px}
.feature-list li{display:flex;gap:18px;padding:26px 0;border-top:1px solid var(--line)}
.feature-list .ic{color:var(--teal);margin-top:2px}
.feature-list p{color:var(--muted);margin-top:4px}

/* Paket */
.packages{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.package{position:relative;display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:34px 30px 30px}
.package h3{font-size:1.55rem;font-weight:800;letter-spacing:-.02em}
.package-tag{margin-top:8px;color:var(--muted)}
.package-for{margin-top:18px;font-size:.92rem;padding:10px 14px;background:var(--sky);border-radius:10px;color:var(--ink)}
.package-for span{font-weight:700}
.checks{list-style:none;padding:0;margin:22px 0 28px;display:grid;gap:11px;flex:1}
.checks li{display:flex;gap:10px;font-size:.97rem;line-height:1.45}
.checks .ic{color:var(--wa);margin-top:2px}
.package .btn{width:100%}
.package.is-highlight{background:var(--ink);border-color:var(--ink);color:#E4EEF1;box-shadow:var(--shadow)}
.package.is-highlight h3{color:#fff}
.package.is-highlight .package-tag{color:#B9CDD4}
.package.is-highlight .package-for{background:rgba(255,255,255,.08);color:#fff}
.package.is-highlight .checks .ic{color:var(--sun)}
.package-badge{position:absolute;top:-14px;left:30px;background:var(--sun);color:var(--ink);font-weight:700;font-size:.8rem;padding:5px 12px;border-radius:999px}

/* Portofolio */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:34px}
.chip{display:inline-flex;align-items:center;gap:8px;font:inherit;font-size:.92rem;font-weight:600;color:var(--text);background:#fff;border:1px solid var(--line);padding:.5em 1em;border-radius:999px;cursor:pointer}
.chip i{width:10px;height:10px;border-radius:50%;background:var(--cat)}
.chip:hover{border-color:var(--teal)}
.chip.is-active{background:var(--ink);border-color:var(--ink);color:#fff}
.portfolio{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:40px 28px}
.work[hidden]{display:none}
.work a{display:block;text-decoration:none;color:inherit}
.work-frame{border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 14px 34px -22px rgba(10,47,60,.45)}
.work-bar{display:flex;gap:5px;padding:9px 12px;background:#EEF3F5;border-bottom:1px solid var(--line)}
.work-bar span{width:8px;height:8px;border-radius:50%;background:#C9D5DA}
.work-shot{position:relative;aspect-ratio:16/10;background:var(--cat)}
.work-shot img{width:100%;height:100%;object-fit:cover}
.work-shot::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,color-mix(in srgb,var(--cat) 92%,#000) 0%,color-mix(in srgb,var(--cat) 55%,transparent) 45%,transparent 75%)}
.work-name{position:absolute;z-index:1;left:16px;right:16px;bottom:14px;color:#fff;font-weight:800;font-size:1.05rem;line-height:1.2;letter-spacing:-.01em}
.work-body{padding:18px 4px 0}
.work-cat{display:flex;align-items:center;gap:8px;font-size:.85rem;font-weight:700;color:var(--cat)}
.work-cat i{width:9px;height:9px;border-radius:50%;background:var(--cat)}
.work-body h3{margin-top:6px}
.work-body p:not(.work-cat){margin-top:6px;color:var(--muted);font-size:.95rem}
.work-link{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-weight:700;color:var(--teal);font-size:.95rem}
.work a:hover h3,.work a:focus-visible h3{text-decoration:underline;text-underline-offset:4px}

/* Proses */
.section-ink{background:var(--ink);color:#C9DBE1}
.section-ink h2,.section-ink h3{color:#fff}
.section-ink .section-head p{color:#A9C2CA}
.steps{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(5,1fr);gap:22px;counter-reset:s}
.steps li{position:relative;padding-top:26px;border-top:2px solid rgba(255,255,255,.18)}
.steps li::before{content:"";position:absolute;top:-7px;left:0;width:12px;height:12px;border-radius:50%;background:var(--sun)}
.step-day{display:inline-block;font-weight:700;font-size:.85rem;color:var(--ink);background:var(--sun);padding:3px 10px;border-radius:999px;margin-bottom:12px}
.steps p{margin-top:8px;font-size:.95rem}

/* Testimoni */
.quotes{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px}
.quote{margin:0;padding:28px;border-radius:var(--radius-lg);background:var(--paper)}
.quote blockquote{margin:0;font-size:1.05rem;color:var(--ink)}
.quote figcaption{margin-top:18px;display:grid;font-size:.92rem}
.quote figcaption span{color:var(--muted)}

/* FAQ */
.faq-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:56px;align-items:start}
.faq-grid .section-head{position:sticky;top:110px}
.faq details{border-bottom:1px solid var(--line)}
.faq details:first-child{border-top:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:22px 44px 22px 0;font-weight:700;font-size:1.06rem;color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;border-right:2.5px solid var(--teal);border-bottom:2.5px solid var(--teal);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-25%) rotate(-135deg)}
.faq details p{padding:0 0 22px;color:var(--muted);max-width:66ch}

/* Artikel */
.posts{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.post-card a{display:block;text-decoration:none;color:inherit}
.post-card img{aspect-ratio:16/9;object-fit:cover;width:100%;border-radius:var(--radius);background:var(--sky)}
.post-card time{display:block;margin-top:14px;font-size:.85rem;color:var(--muted);font-weight:600}
.post-card h3{margin-top:6px;font-size:1.15rem}
.post-card p{margin-top:8px;color:var(--muted);font-size:.95rem}
.post-card h2.h3{margin-top:6px;font-size:1.15rem;font-weight:700;letter-spacing:-.01em}
.post-card a:hover h3,.post-card a:hover .h3{text-decoration:underline;text-underline-offset:4px}

/* CTA */
.cta{background:var(--teal);color:#D6EBF1;padding:96px 0}
.cta-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.cta h2{color:#fff;font-size:clamp(1.9rem,3.4vw,2.8rem);letter-spacing:-.03em}
.cta p{margin-top:16px;font-size:1.08rem;max-width:46ch}
.wa-form{background:#fff;border-radius:var(--radius-lg);padding:30px;display:grid;gap:16px;color:var(--text);box-shadow:var(--shadow)}
.wa-form label{display:grid;gap:6px;font-weight:700;font-size:.93rem;color:var(--ink)}
.wa-form input,.wa-form select,.wa-form textarea{font:inherit;font-weight:500;font-size:1rem;padding:.75em .9em;border:1.5px solid var(--line);border-radius:10px;background:#fff;color:var(--text);width:100%}
.wa-form input:focus,.wa-form select:focus,.wa-form textarea:focus{outline:none;border-color:var(--teal);box-shadow:0 0 0 3px rgba(2,80,103,.15)}
.form-error{color:#B42318;font-size:.9rem;font-weight:600}

/* Footer */
.site-footer{background:var(--ink);color:#A9C2CA;padding:72px 0 0;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px}
.brand-light{color:#fff}
.brand-light small{color:#A9C2CA}
.footer-brand p{margin-top:16px;max-width:42ch}
.footer-h{font-size:1rem;color:#fff;margin-bottom:14px;letter-spacing:0}
.footer-links{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer-links a,.footer-links span{color:#C9DBE1;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.footer-links a:hover{color:#fff;text-decoration:underline}
.footer-bottom{margin-top:56px;padding:22px 0;border-top:1px solid rgba(255,255,255,.12);font-size:.88rem}
.wa-float{position:fixed;right:20px;bottom:20px;z-index:40;width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:var(--wa);color:#fff;box-shadow:0 12px 30px -8px rgba(0,0,0,.45)}
.wa-float:hover{background:#178a47}

/* Halaman artikel */
.page-head{background:var(--paper);padding:72px 0 56px;border-bottom:1px solid var(--line)}
.page-head h1{font-size:clamp(2rem,4vw,3rem);font-weight:800;letter-spacing:-.03em;max-width:22ch}
.page-head p{margin-top:12px;color:var(--muted);font-size:1.08rem;max-width:60ch}
.crumbs{font-size:.9rem;color:var(--muted);margin-bottom:16px}
.crumbs a{color:var(--muted)}
.article{padding:56px 0 96px}
.article-cover{width:min(980px,100% - 40px);margin:-28px auto 0;border-radius:var(--radius-lg);aspect-ratio:21/9;object-fit:cover;background:var(--sky)}
.prose{width:min(720px,100% - 40px);margin:48px auto 0;font-size:1.1rem;line-height:1.75}
.prose h2{font-size:1.6rem;margin:2em 0 .5em}
.prose h3{font-size:1.25rem;margin:1.6em 0 .4em}
.prose p,.prose ul,.prose ol{margin:0 0 1.1em}
.prose li{margin-bottom:.35em}
.prose h4{font-size:1.08rem;margin:1.4em 0 .4em}
.prose figure{margin:1.6em 0}
.prose figure img,.prose p img{border-radius:var(--radius)}
.prose figcaption{margin-top:8px;font-size:.9rem;color:var(--muted);text-align:center}
.prose blockquote{margin:1.4em 0;padding:4px 0 4px 20px;border-left:4px solid var(--sun);color:var(--ink);font-weight:500}
.prose code{background:var(--paper);padding:2px 6px;border-radius:6px;font-size:.92em}
.prose .table-wrap{overflow-x:auto;margin:0 0 1.2em}
.prose table{width:100%;border-collapse:collapse;font-size:.97rem}
.prose th,.prose td{padding:10px 12px;border-bottom:1px solid var(--line);text-align:left}
.prose th{background:var(--paper);color:var(--ink)}
.article-cta{width:min(720px,100% - 40px);margin:48px auto 0;padding:28px;border-radius:var(--radius-lg);background:var(--sky);display:flex;gap:20px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.article-cta p{font-weight:700;color:var(--ink);font-size:1.1rem;max-width:36ch}
.empty{padding:40px;text-align:center;color:var(--muted);background:var(--paper);border-radius:var(--radius-lg)}

/* Responsif */
@media (max-width:1024px){
  .hero-grid{grid-template-columns:1fr;gap:48px;padding:72px 0 88px;min-height:0}
  .hero-demo{max-width:540px}
  .toast{left:auto;right:-8px}
  .packages{grid-template-columns:1fr;max-width:620px}
  .portfolio{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:1fr;gap:0}
  .steps li{border-top:0;border-left:2px solid rgba(255,255,255,.18);padding:0 0 30px 28px}
  .steps li::before{top:2px;left:-7px}
  .faq-grid,.why-grid,.cta-grid{grid-template-columns:1fr;gap:32px}
  .faq-grid .section-head{position:static;margin-bottom:0}
  .posts{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .nav-toggle{display:block}
  .nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;background:#fff;border-bottom:1px solid var(--line);padding:12px 20px 20px;display:none}
  .nav.is-open{display:flex}
  .nav a:not(.btn){padding:.8em .6em}
  .nav .btn{margin:10px 0 0}
  .feature-list{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:32px}
}
@media (max-width:640px){
  body{font-size:16px}
  .section,.why,.cta{padding:72px 0}
  .section-head{margin-bottom:32px}
  .hero-grid{padding:56px 0 72px}
  .hero-actions .btn{width:100%}
  .portfolio,.posts{grid-template-columns:1fr}
  .mini-nav i{display:none}
  .toast{position:relative;left:auto;right:auto;bottom:auto;margin:-14px 12px 0 auto;width:max-content;max-width:calc(100% - 24px)}
  .package{padding:30px 22px 24px}
  .wa-form{padding:22px}
  .section-head-row{flex-direction:column;align-items:start}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}