/* ===== Akademi — gaya dasar ===== */
:root{
  --brand:#3d2c8d; --accent:#c9a227;
  --bg:#f6f5fb; --surface:#fff; --surface-2:#f1effa; --text:#1c1a2b; --muted:#6c6883; --line:#e6e3f1;
  --ok:#1f9d6b; --warn:#c98a12; --bad:#d64545; --info:#2f74d0;
  --r:16px; --r-sm:10px; --shadow:0 1px 2px rgba(20,16,50,.06),0 8px 24px rgba(20,16,50,.06);
  --shadow-lg:0 20px 50px rgba(20,16,50,.14);
  --font:"Plus Jakarta Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;
  --serif:"Fraunces",Georgia,"Times New Roman",serif;
  --side:264px; --top:64px;
  --brand-soft:color-mix(in srgb,var(--brand) 10%,transparent);
  --brand-ink:color-mix(in srgb,var(--brand) 85%,#000);
  color-scheme:light;
}
[data-theme="dark"]{
  --bg:#0e0d16; --surface:#181624; --surface-2:#211e31; --text:#ecebf6; --muted:#a29fba; --line:#2b2840;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.3); --shadow-lg:0 20px 50px rgba(0,0,0,.5);
  --brand-soft:color-mix(in srgb,var(--brand) 26%,transparent);
  --brand-ink:color-mix(in srgb,var(--brand) 40%,#fff);
  color-scheme:dark;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--brand-ink);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3,h4{line-height:1.25;margin:0 0 .5em;font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(1.5rem,2.4vw,1.9rem)} h2{font-size:1.3rem} h3{font-size:1.08rem}
.serif{font-family:var(--serif);font-weight:600;letter-spacing:-.02em}
p{margin:0 0 1em}
.ic{flex:none;vertical-align:middle}
.muted{color:var(--muted)} .small{font-size:.85rem} .tiny{font-size:.75rem}
.center{text-align:center} .right{text-align:right}
.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}
.row.between{justify-content:space-between}
.stack>*+*{margin-top:16px}
.grid{display:grid;gap:16px}
.g2{grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.g3{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.gc{grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr))}
.hide,[hidden]{display:none!important}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* Tombol */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:999px;padding:10px 18px;font:600 .92rem var(--font);cursor:pointer;background:var(--brand);color:#fff;transition:.15s;white-space:nowrap;text-decoration:none!important;min-height:42px}
.btn:hover{filter:brightness(1.08);transform:translateY(-1px)}
.btn:active{transform:none}
.btn.ghost{background:transparent;color:var(--text);border-color:var(--line)}
.btn.ghost:hover{background:var(--surface-2)}
.btn.soft{background:var(--brand-soft);color:var(--brand-ink)}
.btn.accent{background:var(--accent);color:#1b1500}
.btn.danger{background:var(--bad)}
.btn.ok{background:var(--ok)}
.btn.sm{padding:6px 12px;font-size:.82rem;min-height:34px}
.btn.lg{padding:14px 26px;font-size:1rem;min-height:50px}
.btn.block{width:100%}
.btn.icon{padding:0;width:40px;min-height:40px;border-radius:12px}
.btn[disabled]{opacity:.5;pointer-events:none}
.linkbtn{background:none;border:0;color:var(--brand-ink);font:inherit;cursor:pointer;padding:0}

/* Kartu */
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--r);padding:20px;box-shadow:var(--shadow)}
.card.flat{box-shadow:none}
.card.pad-0{padding:0;overflow:hidden}
.card-h{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}
.card-h h2,.card-h h3{margin:0}
.stat{display:flex;gap:14px;align-items:center}
.stat .ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-ink)}
.stat b{font-size:1.5rem;display:block;line-height:1.1}
.stat span{color:var(--muted);font-size:.85rem}

/* Lencana */
.badge{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;font-weight:700;padding:3px 9px;border-radius:999px;letter-spacing:.02em;white-space:nowrap}
.badge-ok{background:color-mix(in srgb,var(--ok) 14%,transparent);color:var(--ok)}
.badge-warn{background:color-mix(in srgb,var(--warn) 16%,transparent);color:var(--warn)}
.badge-bad{background:color-mix(in srgb,var(--bad) 14%,transparent);color:var(--bad)}
.badge-info{background:color-mix(in srgb,var(--info) 14%,transparent);color:var(--info)}
.badge-muted{background:var(--surface-2);color:var(--muted)}
.badge-brand{background:var(--brand-soft);color:var(--brand-ink)}

/* Formulir */
label{display:block;font-weight:600;font-size:.88rem;margin-bottom:6px}
.field{margin-bottom:16px}
.hint{font-size:.8rem;color:var(--muted);margin-top:5px}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=tel],input[type=date],input[type=url],input[type=search],select,textarea{
  width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:12px;background:var(--surface);color:var(--text);font:inherit;font-size:16px;transition:.15s}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 4px var(--brand-soft)}
textarea{min-height:110px;resize:vertical;line-height:1.55}
input[type=color]{width:56px;height:42px;border:1px solid var(--line);border-radius:12px;padding:3px;background:var(--surface)}
input[type=file]{width:100%;font-size:.88rem;padding:10px;border:1px dashed var(--line);border-radius:12px;background:var(--surface-2)}
.check{display:flex;gap:10px;align-items:flex-start;font-weight:500;cursor:pointer;margin-bottom:10px}
.check input{width:20px;height:20px;accent-color:var(--brand);margin-top:2px;flex:none}
.switch{position:relative;display:inline-flex;align-items:center;gap:10px;font-weight:500;cursor:pointer}
.switch input{appearance:none;width:44px;height:26px;border-radius:99px;background:var(--line);position:relative;transition:.2s;cursor:pointer;flex:none;margin:0}
.switch input::after{content:"";position:absolute;width:20px;height:20px;border-radius:50%;background:#fff;top:3px;left:3px;transition:.2s;box-shadow:0 1px 3px rgba(0,0,0,.2)}
.switch input:checked{background:var(--brand)}
.switch input:checked::after{left:21px}
.f2{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,220px),1fr));gap:0 16px}

/* Peringatan */
.alert{padding:12px 16px;border-radius:12px;margin-bottom:16px;font-size:.92rem;border:1px solid;display:flex;gap:10px;align-items:flex-start}
.alert-ok{background:color-mix(in srgb,var(--ok) 10%,var(--surface));border-color:color-mix(in srgb,var(--ok) 30%,transparent)}
.alert-bad{background:color-mix(in srgb,var(--bad) 10%,var(--surface));border-color:color-mix(in srgb,var(--bad) 30%,transparent)}
.alert-warn{background:color-mix(in srgb,var(--warn) 10%,var(--surface));border-color:color-mix(in srgb,var(--warn) 30%,transparent)}
.alert-info{background:color-mix(in srgb,var(--info) 9%,var(--surface));border-color:color-mix(in srgb,var(--info) 28%,transparent)}

/* Progres */
.bar{height:8px;background:var(--surface-2);border-radius:99px;overflow:hidden}
.bar>i{display:block;height:100%;background:linear-gradient(90deg,var(--brand),color-mix(in srgb,var(--brand) 55%,var(--accent)));border-radius:99px;transition:width .4s}
.bar.thin{height:5px}
.ring{--p:0;width:64px;height:64px;border-radius:50%;background:conic-gradient(var(--brand) calc(var(--p)*1%),var(--surface-2) 0);display:grid;place-items:center;flex:none}
.ring::before{content:attr(data-label);width:50px;height:50px;border-radius:50%;background:var(--surface);display:grid;place-items:center;font-weight:700;font-size:.85rem}

/* Tabel */
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
table.t{width:100%;border-collapse:collapse;font-size:.9rem}
.t th{text-align:left;font-size:.75rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);font-weight:700;padding:10px 14px;border-bottom:1px solid var(--line);white-space:nowrap}
.t td{padding:12px 14px;border-bottom:1px solid var(--line);vertical-align:middle}
.t tr:last-child td{border-bottom:0}
.t tr:hover td{background:color-mix(in srgb,var(--surface-2) 60%,transparent)}
@media (max-width:720px){
  table.t.resp thead{display:none}
  table.t.resp tr{display:block;border-bottom:1px solid var(--line);padding:10px 4px}
  table.t.resp td{display:flex;justify-content:space-between;gap:12px;border:0;padding:5px 10px;text-align:right}
  table.t.resp td::before{content:attr(data-l);font-weight:600;color:var(--muted);font-size:.8rem;text-align:left}
  table.t.resp td.full{display:block;text-align:left}
  table.t.resp td.full::before{display:none}
}
.avatar{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-ink);font-weight:700;font-size:.85rem;flex:none}
.avatar.lg{width:64px;height:64px;font-size:1.3rem;border-radius:18px}
.person{display:flex;gap:10px;align-items:center;min-width:0}
.person b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.person small{color:var(--muted);display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.empty{text-align:center;padding:40px 20px;color:var(--muted)}
.empty .ic{width:44px;height:44px;opacity:.5;margin-bottom:8px}
.tabs{display:flex;gap:6px;overflow-x:auto;padding-bottom:4px;margin-bottom:18px;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tabs a{padding:8px 14px;border-radius:99px;font-weight:600;font-size:.86rem;color:var(--muted);white-space:nowrap;border:1px solid var(--line);background:var(--surface)}
.tabs a.on{background:var(--brand);color:#fff;border-color:var(--brand)}
.tabs a:hover{text-decoration:none}
.pill{display:inline-block;padding:2px 10px;border-radius:99px;background:var(--surface-2);font-size:.78rem;font-weight:600;color:var(--muted)}
hr.sep{border:0;border-top:1px solid var(--line);margin:20px 0}
details.box{border:1px solid var(--line);border-radius:12px;padding:12px 16px;background:var(--surface);margin-bottom:10px}
details.box summary{cursor:pointer;font-weight:600}
code{background:var(--surface-2);padding:1px 6px;border-radius:6px;font-size:.88em}

/* ===== Tata letak aplikasi ===== */
.app{min-height:100vh}
.side{position:fixed;inset:0 auto 0 0;width:var(--side);background:var(--surface);border-right:1px solid var(--line);display:flex;flex-direction:column;z-index:40}
.brand{display:flex;align-items:center;gap:10px;padding:18px 20px;height:var(--top);font-weight:800;letter-spacing:-.01em;color:var(--text)!important;text-decoration:none!important}
.brand img{width:34px;height:34px;object-fit:contain;border-radius:8px}
.brand .mark{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),var(--accent));display:grid;place-items:center;color:#fff;font-weight:800}
.brand span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.nav{padding:8px 12px;overflow-y:auto;flex:1}
.nav .lbl{font-size:.7rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);font-weight:700;padding:14px 10px 6px}
.nav a{display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:12px;color:var(--muted);font-weight:600;font-size:.92rem;margin-bottom:2px;text-decoration:none!important;position:relative}
.nav a:hover{background:var(--surface-2);color:var(--text)}
.nav a.on{background:var(--brand-soft);color:var(--brand-ink)}
.nav a .cnt{margin-left:auto;background:var(--bad);color:#fff;font-size:.7rem;border-radius:99px;padding:1px 7px}
.side-foot{padding:12px;border-top:1px solid var(--line)}
.main{margin-left:var(--side);min-height:100vh;display:flex;flex-direction:column}
.top{height:var(--top);display:flex;align-items:center;gap:10px;padding:0 24px;position:sticky;top:0;z-index:30;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid color-mix(in srgb,var(--line) 60%,transparent)}
.top h1{font-size:1.05rem;margin:0;flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.top .tbtn{position:relative;width:40px;height:40px;border-radius:12px;display:grid;place-items:center;color:var(--text);background:transparent;border:0;cursor:pointer}
.top .tbtn:hover{background:var(--surface-2)}
.dot{position:absolute;top:7px;right:7px;min-width:16px;height:16px;border-radius:99px;background:var(--bad);color:#fff;font-size:.62rem;font-weight:700;display:grid;place-items:center;padding:0 4px;border:2px solid var(--bg)}
.content{padding:24px;max-width:1240px;width:100%;margin:0 auto;flex:1}
.page-h{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:22px;flex-wrap:wrap}
.page-h h1{margin:0}
.page-h p{margin:4px 0 0;color:var(--muted)}
.bottom-nav{display:none}
.mobile-brand,.top .tbtn.mobile-brand{display:none}

@media (max-width:960px){
  .side{transform:translateX(-100%);transition:transform .25s;box-shadow:var(--shadow-lg)}
  .side.open{transform:none}
  .main{margin-left:0}
  .scrim{position:fixed;inset:0;background:rgba(10,8,25,.45);z-index:35;opacity:0;pointer-events:none;transition:.2s}
  .scrim.on{opacity:1;pointer-events:auto}
  .content{padding:16px 16px calc(96px + env(safe-area-inset-bottom))}
  .top{padding:0 12px}
  .mobile-brand,.top .tbtn.mobile-brand{display:grid}
  .auth-box .mobile-brand{display:flex}
  .bottom-nav{display:flex;position:fixed;left:0;right:0;bottom:0;z-index:30;background:color-mix(in srgb,var(--surface) 92%,transparent);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-top:1px solid var(--line);padding:6px 6px calc(6px + env(safe-area-inset-bottom))}
  .bottom-nav a,.bottom-nav button{flex:1;display:flex;flex-direction:column;align-items:center;gap:2px;font-size:.68rem;font-weight:600;color:var(--muted);padding:6px 2px;border-radius:12px;text-decoration:none!important;background:none;border:0;font-family:inherit;cursor:pointer;position:relative}
  .bottom-nav a.on{color:var(--brand-ink)}
  .bottom-nav a.on .ic{background:var(--brand-soft);border-radius:99px;padding:3px 14px;width:52px;height:28px}
  .bottom-nav .dot{top:2px;right:calc(50% - 22px)}
}

/* Toast */
.toasts{position:fixed;top:16px;right:16px;z-index:100;display:flex;flex-direction:column;gap:8px;max-width:calc(100% - 32px)}
.toast{background:var(--surface);border:1px solid var(--line);box-shadow:var(--shadow-lg);border-radius:14px;padding:12px 16px;font-size:.9rem;display:flex;gap:10px;align-items:center;animation:tin .25s ease}
.toast.ok{border-left:4px solid var(--ok)} .toast.bad{border-left:4px solid var(--bad)} .toast.info{border-left:4px solid var(--info)}
@keyframes tin{from{opacity:0;transform:translateY(-8px)}}

/* Modal / sheet */
dialog.sheet{border:0;padding:0;border-radius:20px;background:var(--surface);color:var(--text);width:min(560px,calc(100% - 24px));max-height:calc(100% - 40px);box-shadow:var(--shadow-lg)}
dialog.sheet::backdrop{background:rgba(10,8,25,.5);backdrop-filter:blur(3px)}
.sheet-h{display:flex;align-items:center;justify-content:space-between;padding:18px 20px 0}
.sheet-h h3{margin:0}
.sheet-b{padding:16px 20px 20px}
@media (max-width:600px){dialog.sheet{width:100%;max-width:100%;margin:auto 0 0;border-radius:22px 22px 0 0;max-height:92vh}}

/* ===== Kartu kursus ===== */
.ccard{display:flex;flex-direction:column;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);color:var(--text);text-decoration:none!important;transition:.2s}
.ccard:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.ccard .cv{aspect-ratio:16/9;background:linear-gradient(135deg,var(--brand),color-mix(in srgb,var(--brand) 50%,var(--accent)));position:relative;overflow:hidden}
.ccard .cv img{width:100%;height:100%;object-fit:cover}
.ccard .cv .ph{position:absolute;inset:0;display:grid;place-items:center;color:rgba(255,255,255,.9);font-family:var(--serif);font-size:1.5rem;padding:20px;text-align:center}
.ccard .cv .lvl{position:absolute;top:12px;left:12px;background:rgba(0,0,0,.45);color:#fff;font-size:.72rem;font-weight:700;padding:4px 10px;border-radius:99px;backdrop-filter:blur(6px)}
.ccard .cb{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.ccard h3{margin:0;font-size:1.02rem}
.ccard .meta{display:flex;gap:12px;color:var(--muted);font-size:.8rem;flex-wrap:wrap}

/* ===== Halaman belajar ===== */
.learn{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:20px;align-items:start}
@media (max-width:1100px){.learn{grid-template-columns:1fr}}
.outline{position:sticky;top:calc(var(--top) + 16px);max-height:calc(100vh - var(--top) - 32px);overflow:auto}
.outline .ch{font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;padding:14px 16px 6px}
.outline a.ls{display:flex;gap:10px;align-items:center;padding:10px 16px;color:var(--text);font-size:.88rem;text-decoration:none!important;border-left:3px solid transparent}
.outline a.ls:hover{background:var(--surface-2)}
.outline a.ls.on{background:var(--brand-soft);border-left-color:var(--brand);font-weight:600}
.outline a.ls.locked{opacity:.5}
.outline .st{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;flex:none;border:2px solid var(--line);color:var(--muted)}
.outline .st.done{background:var(--ok);border-color:var(--ok);color:#fff}
.outline .st.part{border-color:var(--brand);color:var(--brand-ink)}
.outline .ls-t{flex:1;min-width:0}
.outline .ls-t small{display:block;color:var(--muted);font-size:.74rem}

/* Pemutar */
.player{position:relative;background:#000;border-radius:var(--r);overflow:hidden;aspect-ratio:16/9;user-select:none;-webkit-user-select:none}
.player .frame,.player iframe,.player video{position:absolute;inset:0;width:100%;height:100%;border:0}
.player .shield{position:absolute;inset:0;z-index:2;cursor:pointer}
.player .wm{position:absolute;z-index:3;color:rgba(255,255,255,.22);font-size:.8rem;font-weight:700;pointer-events:none;transition:top 2s,left 2s;white-space:nowrap;text-shadow:0 1px 2px rgba(0,0,0,.3)}
.player .big-play{position:absolute;inset:0;margin:auto;width:76px;height:76px;border-radius:50%;background:rgba(255,255,255,.95);color:var(--brand);display:grid;place-items:center;z-index:4;border:0;cursor:pointer;box-shadow:0 10px 30px rgba(0,0,0,.35);transition:.2s}
.player .big-play:hover{transform:scale(1.06)}
.player .big-play .ic{width:30px;height:30px;margin-left:4px;fill:currentColor}
.player .ctrl{position:absolute;left:0;right:0;bottom:0;z-index:5;padding:28px 14px 10px;background:linear-gradient(transparent,rgba(0,0,0,.75));display:flex;align-items:center;gap:10px;color:#fff;opacity:0;transition:.25s}
.player:hover .ctrl,.player.paused .ctrl,.player.touch .ctrl{opacity:1}
.player .ctrl button{background:none;border:0;color:#fff;cursor:pointer;width:36px;height:36px;display:grid;place-items:center;border-radius:10px}
.player .ctrl button:hover{background:rgba(255,255,255,.15)}
.player .seek{flex:1;height:6px;background:rgba(255,255,255,.25);border-radius:99px;position:relative;cursor:pointer}
.player .seek .wch{position:absolute;inset:0 auto 0 0;background:rgba(255,255,255,.35);border-radius:99px}
.player .seek .cur{position:absolute;inset:0 auto 0 0;background:var(--accent);border-radius:99px}
.player .time{font-size:.78rem;font-variant-numeric:tabular-nums;min-width:86px;text-align:right}
.player .cover-end{position:absolute;inset:0;z-index:6;background:rgba(8,6,20,.88);display:none;align-items:center;justify-content:center;flex-direction:column;gap:12px;color:#fff;text-align:center;padding:20px}
.player.ended .cover-end{display:flex}
.player:fullscreen{border-radius:0}
.lesson-meta{display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;margin:16px 0}
.lesson-prog{display:flex;gap:10px;align-items:center;min-width:220px;flex:1;max-width:380px}
.lesson-prog .bar{flex:1}
.prose{font-size:1.02rem;line-height:1.8}
.prose h2,.prose h3{margin-top:1.4em}
.prose blockquote{margin:1em 0;padding:12px 18px;border-left:4px solid var(--accent);background:var(--surface-2);border-radius:0 12px 12px 0}
.prose img{border-radius:12px;margin:1em 0}
.prose mark{background:color-mix(in srgb,var(--accent) 35%,transparent);padding:0 3px;border-radius:4px}
.pdfv{background:var(--surface-2);border-radius:var(--r);padding:12px;max-height:80vh;overflow:auto;-webkit-overflow-scrolling:touch}
.pdfv canvas{display:block;margin:0 auto 12px;max-width:100%;height:auto!important;box-shadow:var(--shadow);border-radius:4px;background:#fff}
.pdfbar{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:10px;font-size:.85rem;color:var(--muted)}
.audio-card{background:linear-gradient(135deg,var(--brand),color-mix(in srgb,var(--brand) 50%,var(--accent)));border-radius:var(--r);padding:32px 24px;color:#fff;text-align:center}
.audio-card audio{width:100%;margin-top:16px}
.quiz-q{padding:18px;border:1px solid var(--line);border-radius:14px;margin-bottom:14px;background:var(--surface)}
.quiz-q .opt{display:flex;gap:12px;align-items:center;padding:12px 14px;border:1px solid var(--line);border-radius:12px;margin-top:8px;cursor:pointer;font-weight:500}
.quiz-q .opt:hover{border-color:var(--brand)}
.quiz-q .opt input{accent-color:var(--brand);width:18px;height:18px}
.quiz-q .opt.right{border-color:var(--ok);background:color-mix(in srgb,var(--ok) 10%,transparent)}
.quiz-q .opt.wrong{border-color:var(--bad);background:color-mix(in srgb,var(--bad) 8%,transparent)}
.lnav{display:flex;justify-content:space-between;gap:10px;margin-top:20px}

/* Diskusi & chat */
.post{display:flex;gap:12px;padding:14px 0;border-bottom:1px solid var(--line)}
.post:last-child{border-bottom:0}
.post .bd{flex:1;min-width:0}
.post .bd .nm{font-weight:700;font-size:.88rem}
.post .bd .tx{white-space:pre-wrap;word-wrap:break-word;margin:4px 0;font-size:.93rem}
.post .acts{display:flex;gap:14px;font-size:.78rem;color:var(--muted)}
.post .acts button{background:none;border:0;color:var(--muted);cursor:pointer;font:inherit;padding:0}
.post .acts button:hover{color:var(--text)}
.post .replies{margin-top:6px;padding-left:12px;border-left:2px solid var(--line)}
.chat{display:flex;flex-direction:column;height:calc(100vh - var(--top) - 160px);min-height:420px}
@media (max-width:960px){.chat{height:calc(100vh - var(--top) - 190px)}}
.chat-log{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:8px;background:var(--surface-2);border-radius:var(--r) var(--r) 0 0}
.msg{max-width:78%;padding:10px 14px;border-radius:18px;font-size:.93rem;line-height:1.45;white-space:pre-wrap;word-wrap:break-word;box-shadow:0 1px 1px rgba(0,0,0,.05)}
.msg.me{align-self:flex-end;background:var(--brand);color:#fff;border-bottom-right-radius:6px}
.msg.them{align-self:flex-start;background:var(--surface);border-bottom-left-radius:6px}
.msg small{display:block;font-size:.68rem;opacity:.7;margin-top:3px}
.chat-in{display:flex;gap:8px;padding:10px;background:var(--surface);border:1px solid var(--line);border-top:0;border-radius:0 0 var(--r) var(--r)}
.chat-in textarea{min-height:44px;max-height:120px;border-radius:22px;padding:10px 16px;resize:none}

/* ===== Autentikasi ===== */
.auth{min-height:100vh;display:grid;grid-template-columns:1.1fr 1fr}
.auth-art{background:radial-gradient(1200px 600px at 10% 10%,color-mix(in srgb,var(--accent) 35%,transparent),transparent),linear-gradient(150deg,var(--brand),color-mix(in srgb,var(--brand) 60%,#000));color:#fff;padding:48px;display:flex;flex-direction:column;justify-content:space-between;position:relative;overflow:hidden}
.auth-art::after{content:"";position:absolute;width:520px;height:520px;border-radius:50%;border:1px solid rgba(255,255,255,.15);right:-160px;bottom:-160px;box-shadow:0 0 0 60px rgba(255,255,255,.04),0 0 0 120px rgba(255,255,255,.03)}
.auth-art h2{font-family:var(--serif);font-size:clamp(1.8rem,3vw,2.6rem);font-weight:600;line-height:1.15;max-width:460px}
.auth-art .brand{color:#fff!important;padding:0}
.auth-form{display:flex;align-items:center;justify-content:center;padding:32px 20px}
.auth-box{width:100%;max-width:420px}
.auth-box h1{font-family:var(--serif);font-weight:600;font-size:2rem}
@media (max-width:860px){.auth{grid-template-columns:1fr}.auth-art{display:none}}

/* ===== Landing ===== */
.lp-nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 80%,transparent);backdrop-filter:saturate(1.6) blur(14px);-webkit-backdrop-filter:saturate(1.6) blur(14px);border-bottom:1px solid color-mix(in srgb,var(--line) 50%,transparent)}
.lp-nav .in{max-width:1180px;margin:0 auto;display:flex;align-items:center;gap:16px;padding:0 20px;height:68px}
.lp-nav nav{display:flex;gap:26px;margin-left:auto;margin-right:12px}
.lp-nav nav a{color:var(--muted);font-weight:600;font-size:.92rem}
.lp-nav nav a:hover{color:var(--text);text-decoration:none}
@media (max-width:860px){.lp-nav nav{display:none}.lp-nav .in .btn.ghost{display:none}}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.hero{position:relative;padding:88px 0 72px;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-30% -10% auto;height:760px;background:radial-gradient(closest-side,color-mix(in srgb,var(--brand) 22%,transparent),transparent),radial-gradient(closest-side at 80% 30%,color-mix(in srgb,var(--accent) 20%,transparent),transparent);z-index:-1;filter:blur(10px)}
.hero .in{display:grid;grid-template-columns:1.15fr 1fr;gap:48px;align-items:center}
.hero h1{font-family:var(--serif);font-weight:600;font-size:clamp(2.2rem,5vw,3.9rem);line-height:1.06;letter-spacing:-.03em;margin-bottom:20px}
.hero h1 em{font-style:italic;color:var(--brand-ink)}
.hero p.lead{font-size:1.15rem;color:var(--muted);max-width:560px;margin-bottom:28px}
.eyebrow{display:inline-flex;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--line);padding:6px 14px;border-radius:99px;font-size:.8rem;font-weight:700;color:var(--brand-ink);margin-bottom:22px;box-shadow:var(--shadow)}
.hero-art{position:relative;aspect-ratio:1;max-width:480px;margin-left:auto;width:100%}
.hero-art .orb{position:absolute;inset:6%;border-radius:50%;background:radial-gradient(circle at 30% 30%,color-mix(in srgb,var(--accent) 70%,#fff),var(--brand) 55%,color-mix(in srgb,var(--brand) 60%,#000));box-shadow:0 40px 80px color-mix(in srgb,var(--brand) 35%,transparent),inset 0 -20px 60px rgba(0,0,0,.25)}
.hero-art .rings{position:absolute;inset:0;border-radius:50%;border:1px solid color-mix(in srgb,var(--brand) 25%,transparent);animation:spin 40s linear infinite}
.hero-art .rings::before,.hero-art .rings::after{content:"";position:absolute;border-radius:50%;border:1px dashed color-mix(in srgb,var(--accent) 45%,transparent)}
.hero-art .rings::before{inset:-6%} .hero-art .rings::after{inset:14%}
.hero-art img{position:absolute;inset:6%;width:88%;height:88%;object-fit:cover;border-radius:50%}
.hero-art .float{position:absolute;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:12px 16px;box-shadow:var(--shadow-lg);display:flex;gap:10px;align-items:center;font-size:.85rem;font-weight:600;animation:bob 6s ease-in-out infinite}
.hero-art .f1{left:-4%;top:18%} .hero-art .f2{right:-2%;bottom:16%;animation-delay:-3s}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes bob{50%{transform:translateY(-10px)}}
@media (max-width:860px){.hero{padding:48px 0}.hero .in{grid-template-columns:1fr}.hero-art{max-width:300px;margin:0 auto}}
.sec{padding:80px 0}
.sec.alt{background:var(--surface);border-block:1px solid var(--line)}
.sec-h{text-align:center;max-width:640px;margin:0 auto 44px}
.sec-h h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.7rem,3.5vw,2.5rem);letter-spacing:-.02em}
.sec-h p{color:var(--muted);font-size:1.05rem}
.feat{padding:26px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line)}
.sec.alt .feat{background:var(--bg)}
.feat .n{width:44px;height:44px;border-radius:14px;display:grid;place-items:center;background:var(--brand-soft);color:var(--brand-ink);font-family:var(--serif);font-weight:700;font-size:1.2rem;margin-bottom:14px}
.price{padding:28px;border-radius:22px;background:var(--surface);border:1px solid var(--line);display:flex;flex-direction:column;gap:14px;position:relative}
.price.feat-on{border:2px solid var(--brand);box-shadow:var(--shadow-lg)}
.price .tag{position:absolute;top:-12px;left:24px;background:var(--accent);color:#1b1500;font-size:.72rem;font-weight:800;padding:4px 12px;border-radius:99px;letter-spacing:.04em}
.price .amt{font-family:var(--serif);font-size:2.2rem;font-weight:600;line-height:1}
.quote{padding:26px;border-radius:var(--r);background:var(--surface);border:1px solid var(--line)}
.quote p{font-family:var(--serif);font-size:1.08rem;font-style:italic}
.cta-band{border-radius:28px;padding:56px 32px;text-align:center;color:#fff;background:radial-gradient(800px 300px at 20% 0%,color-mix(in srgb,var(--accent) 40%,transparent),transparent),linear-gradient(135deg,var(--brand),color-mix(in srgb,var(--brand) 55%,#000))}
.cta-band h2{font-family:var(--serif);font-weight:600;font-size:clamp(1.6rem,3.5vw,2.4rem)}
.foot{padding:40px 0;color:var(--muted);font-size:.88rem;border-top:1px solid var(--line)}
.wa-float{position:fixed;right:18px;bottom:18px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:0 10px 24px rgba(0,0,0,.25)}

/* Pasang aplikasi */
.install-card{display:flex;gap:14px;align-items:center;padding:14px 16px;border-radius:16px;background:linear-gradient(135deg,var(--brand-soft),color-mix(in srgb,var(--accent) 14%,transparent));border:1px solid var(--line);margin-bottom:18px}
.install-card .ic{width:28px;height:28px;color:var(--brand-ink)}

/* Builder */
.builder-ch{border:1px solid var(--line);border-radius:14px;margin-bottom:14px;background:var(--surface)}
.builder-ch>.h{display:flex;gap:10px;align-items:center;padding:12px 14px;background:var(--surface-2);border-radius:14px 14px 0 0}
.builder-ch>.h b{flex:1}
.builder-ls{display:flex;gap:12px;align-items:center;padding:10px 14px;border-top:1px solid var(--line)}
.builder-ls .t{flex:1;min-width:0}
.drag{cursor:grab;color:var(--muted);touch-action:none}
.dragging{opacity:.5}
.swatches{display:flex;gap:8px;flex-wrap:wrap}
.swatches button{width:30px;height:30px;border-radius:50%;border:2px solid var(--surface);box-shadow:0 0 0 1px var(--line);cursor:pointer}
.tpl-pick{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.tpl-pick label{border:2px solid var(--line);border-radius:14px;padding:8px;cursor:pointer;font-weight:600;font-size:.8rem;text-align:center;margin:0}
.tpl-pick label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}
.tpl-pick input{display:none}
.tpl-pick .mini{aspect-ratio:1.414;border-radius:8px;margin-bottom:6px;overflow:hidden;position:relative}
.fmt-list{display:grid;gap:8px}
.fmt-list label{display:flex;gap:10px;align-items:center;padding:10px 14px;border:1px solid var(--line);border-radius:12px;font-weight:500;cursor:pointer;margin:0}
.fmt-list label:has(input:checked){border-color:var(--brand);background:var(--brand-soft)}
.fmt-list code{font-size:.8rem}
.fmt-list .ex{margin-left:auto;font-weight:700;font-variant-numeric:tabular-nums;font-size:.85rem}

@media print{.no-print{display:none!important}}