*{box-sizing:border-box}
html,body{margin:0}
[hidden]{display:none!important}
a.pill{color:inherit;text-decoration:none;display:inline-block}
/* Layout: gaya kaca ala iOS. Latar gradien lembut berwarna sesuai matkul, di atasnya panel kaca blur;
   satu kolom (maks 680px), nav bar kaca melayang di atas. */
:root{
  --c:#3b6cf6;
  --bg:#eef1f8; --fg:#121826; --muted:#5f687a; --hair:rgba(18,24,38,.08);
  --glass:rgba(255,255,255,.58); --glass-strong:rgba(255,255,255,.78); --glass-edge:rgba(255,255,255,.75);
  --glass-shadow:0 10px 30px rgba(28,40,80,.10), 0 1px 0 rgba(255,255,255,.9) inset;
  --ok:#14955f; --bad:#d33a3a; --code-bg:rgba(16,22,36,.88); --code-fg:#e6ebf5;
  --blob1:#9db7ff; --blob2:#ffc6e2; --blob3:#a8f0dc;
  --f-ui:-apple-system,"SF Pro Text","SF Pro Display",BlinkMacSystemFont,"Inter","Segoe UI",system-ui,sans-serif;
  --f-mono:"SF Mono","JetBrains Mono",ui-monospace,Menlo,Consolas,monospace;
  --r:24px;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#0b0e16; --fg:#eef1f7; --muted:#9ea7b9; --hair:rgba(255,255,255,.08);
  --glass:rgba(34,40,56,.52); --glass-strong:rgba(40,46,64,.72); --glass-edge:rgba(255,255,255,.14);
  --glass-shadow:0 10px 30px rgba(0,0,0,.35), 0 1px 0 rgba(255,255,255,.10) inset;
  --ok:#4fd897; --bad:#ff8080; --code-bg:rgba(0,0,0,.55); --code-fg:#e3e8f3;
  --blob1:#2a3f8f; --blob2:#6a2453; --blob3:#145a4a; color-scheme:dark }}
:root[data-theme="dark"]{
  --bg:#0b0e16; --fg:#eef1f7; --muted:#9ea7b9; --hair:rgba(255,255,255,.08);
  --glass:rgba(34,40,56,.52); --glass-strong:rgba(40,46,64,.72); --glass-edge:rgba(255,255,255,.14);
  --glass-shadow:0 10px 30px rgba(0,0,0,.35), 0 1px 0 rgba(255,255,255,.10) inset;
  --ok:#4fd897; --bad:#ff8080; --code-bg:rgba(0,0,0,.55); --code-fg:#e3e8f3;
  --blob1:#2a3f8f; --blob2:#6a2453; --blob3:#145a4a; color-scheme:dark }

*{box-sizing:border-box}
html{background:var(--bg)}
body{background:var(--bg);color:var(--fg);font:16px/1.6 var(--f-ui);-webkit-font-smoothing:antialiased;min-height:100vh}
button{font:inherit;color:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--c);outline-offset:2px;border-radius:12px}

/* latar gradien yang ikut warna matkul */
.backdrop{position:fixed;inset:0;z-index:0;overflow:hidden;background:var(--bg)}
.backdrop i{position:absolute;border-radius:50%;filter:blur(90px);transition:background .6s}
.backdrop i:nth-child(1){width:70vmax;height:70vmax;left:-25vmax;top:-30vmax;background:var(--c);opacity:.22}
.backdrop i:nth-child(2){width:60vmax;height:60vmax;right:-28vmax;bottom:-28vmax;background:var(--c);opacity:.14}
.backdrop i:nth-child(3){display:none}

.glass{background:var(--glass);-webkit-backdrop-filter:blur(26px) saturate(180%);backdrop-filter:blur(26px) saturate(180%);border:1px solid var(--glass-edge);box-shadow:var(--glass-shadow);border-radius:var(--r)}

/* nav bar kaca */
.nav{position:sticky;top:calc(env(safe-area-inset-top,0px) + 10px);z-index:5;margin:10px auto 0;max-width:680px;padding-left:max(12px,env(safe-area-inset-left,0px));padding-right:max(12px,env(safe-area-inset-right,0px))}
.nav-in{display:flex;align-items:center;gap:8px;min-height:50px;padding:6px 8px;border-radius:999px}
.nav-btn{display:flex;align-items:center;gap:2px;border:0;background:none;color:var(--c);font-weight:600;font-size:16px;padding:6px 12px;border-radius:999px;white-space:nowrap}
.nav-btn:hover{background:var(--hair)}
.nav-title{flex:1;min-width:0;text-align:center;font-weight:600;font-size:15px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding-right:12px}
.nav-btn + .nav-title{text-align:left}

.wrap{position:relative;z-index:1;max-width:680px;margin:0 auto;padding-block:22px 70px;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;gap:16px}
h1,h2,h3{margin:0;text-wrap:balance;letter-spacing:-.022em}
.large{font-size:clamp(30px,8vw,40px);font-weight:800;line-height:1.08}
h2{font-size:20px;font-weight:700;line-height:1.25}
h3{font-size:16.5px;font-weight:700;line-height:1.3}
.sub{color:var(--muted);margin:6px 0 0;font-size:15.5px}
.cap{font-size:12.5px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.muted{color:var(--muted)}

mark{background:color-mix(in srgb,var(--c) 20%,transparent);color:color-mix(in srgb,var(--c) 72%,var(--fg));font-weight:650;padding:.05em .3em;border-radius:7px;-webkit-box-decoration-break:clone;box-decoration-break:clone}
.deep-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.deep-list{display:flex;flex-direction:column;gap:10px;margin-top:14px}
.deep{border:1px solid var(--hair);border-radius:16px;background:color-mix(in srgb,var(--glass-strong) 55%,transparent);overflow:hidden;transition:background .2s}
.deep[open]{background:color-mix(in srgb,var(--c) 7%,var(--glass-strong))}
.deep summary{list-style:none;display:flex;align-items:center;gap:12px;padding:13px 14px;cursor:pointer;font-weight:650;font-size:15.5px}
.deep summary::-webkit-details-marker{display:none}
.deep .dn{flex:none;width:28px;height:28px;border-radius:9px;display:grid;place-items:center;font:700 13px/1 var(--f-mono);color:var(--c);background:color-mix(in srgb,var(--c) 16%,transparent)}
.deep[open] .dn{background:var(--c);color:#fff}
.deep .dt{flex:1;min-width:0}
.deep .chev{flex:none;color:var(--muted,#888);font-size:20px;transition:transform .2s}
.deep[open] .chev{transform:rotate(90deg);color:var(--c)}
.deep p{margin:0;padding:0 16px 16px 54px;line-height:1.7}
@media (max-width:599px){.deep p{padding-left:16px}}
.walk h3{margin:6px 0 0;font-size:17px}
.steps{counter-reset:st;list-style:none;margin:14px 0 0;padding:0;display:flex;flex-direction:column;gap:0}
.steps li{counter-increment:st;position:relative;display:grid;grid-template-columns:30px 1fr;gap:12px;padding-bottom:14px}
.steps li::before{content:counter(st);width:30px;height:30px;border-radius:50%;display:grid;place-items:center;font:700 13px/1 var(--f-mono);background:var(--c);color:#fff;position:relative;z-index:1;box-shadow:0 4px 12px color-mix(in srgb,var(--c) 40%,transparent)}
.steps li:not(:last-child)::after{content:"";position:absolute;left:14px;top:30px;bottom:0;width:2px;background:color-mix(in srgb,var(--c) 30%,transparent)}
.steps li:last-child{padding-bottom:0}
.steps li span{padding-top:4px;line-height:1.6}
.walk-end{margin:12px 0 0;font-weight:600}
.tbl-wrap{margin-top:12px;overflow-x:auto;border-radius:14px;border:1px solid var(--hair);-webkit-overflow-scrolling:touch}
.tbl{width:100%;border-collapse:collapse;font-size:14.5px}
.tbl.wide{min-width:520px}
.tbl th,.tbl td{padding:10px 12px;text-align:left;vertical-align:top;border-bottom:1px solid var(--hair);line-height:1.5}
.tbl thead th{background:color-mix(in srgb,var(--c) 14%,transparent);color:color-mix(in srgb,var(--c) 70%,var(--fg));font-size:12.5px;text-transform:uppercase;letter-spacing:.04em;font-weight:700}
.tbl tbody th{font-weight:650;text-transform:none;letter-spacing:0;font-size:inherit;color:var(--fg)}
.tbl tbody tr:last-child th,.tbl tbody tr:last-child td{border-bottom:0}
.tbl tbody tr:nth-child(even){background:color-mix(in srgb,var(--glass-strong) 40%,transparent)}

/* daftar bergaya iOS (inset grouped) */
.group{overflow:hidden;padding:0}
.cell{display:flex;align-items:center;gap:14px;width:100%;padding:14px 16px;border:0;background:none;text-align:left;position:relative}
.cell + .cell::before{content:"";position:absolute;top:0;left:66px;right:0;height:1px;background:var(--hair)}
.cell:hover{background:var(--hair)}
.cell .t{flex:1;min-width:0;line-height:1.35}
.cell .t b{display:block;font-weight:600;font-size:16px}
.cell .t small{color:var(--muted);font-size:13px}
.chev{color:var(--muted);opacity:.6;font-size:20px;flex:none}
.icon{flex:none;width:38px;height:38px;border-radius:11px;display:grid;place-items:center;color:#fff;font:700 14px/1 var(--f-mono);background:linear-gradient(160deg,color-mix(in srgb,var(--ci) 80%,#fff),var(--ci));box-shadow:0 4px 12px color-mix(in srgb,var(--ci) 40%,transparent)}
.num{flex:none;width:38px;height:38px;border-radius:50%;display:grid;place-items:center;font:600 13.5px/1 var(--f-mono);background:var(--hair);color:var(--muted)}
.cell.done .num{background:var(--c);color:#fff}
.cell.test .num{background:color-mix(in srgb,var(--c) 18%,transparent);color:var(--c)}
.cell.test .t b{color:var(--c)}
.badge{flex:none;font-size:12.5px;font-weight:700;padding:4px 10px;border-radius:999px;font-variant-numeric:tabular-nums}
.badge.ok{background:color-mix(in srgb,var(--ok) 16%,transparent);color:var(--ok)}
.badge.bad{background:color-mix(in srgb,var(--bad) 16%,transparent);color:var(--bad)}
.prog{height:5px;border-radius:99px;background:var(--hair);overflow:hidden;margin-top:7px}
.prog i{display:block;height:100%;border-radius:99px;background:var(--ci,var(--c))}

/* kartu mata kuliah: persegi panjang tegak, sudut membulat */
.courses{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:600px){.courses{grid-template-columns:repeat(3,minmax(0,1fr))}}
.course{display:flex;flex-direction:column;gap:10px;text-align:left;padding:16px;aspect-ratio:4/5;border-radius:22px;transition:transform .15s}
.course:hover{transform:translateY(-3px)}
.course .icon{width:44px;height:44px;border-radius:13px;font-size:15px}
.course b{font-size:15.5px;font-weight:700;line-height:1.25;letter-spacing:-.01em}
.course .meta{margin-top:auto;display:flex;flex-direction:column;gap:2px;font-size:12.5px;color:var(--muted)}
.course .prog{margin-top:6px}

/* form identitas */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-size:13px;font-weight:600;color:var(--muted)}
.field input{font:inherit;color:var(--fg);padding:13px 15px;border-radius:14px;border:1px solid var(--glass-edge);background:var(--glass-strong);outline:none}
.field input:focus{border-color:var(--c);box-shadow:0 0 0 3px color-mix(in srgb,var(--c) 22%,transparent)}
.pwbox{position:relative}
.pwbox input{width:100%;padding-right:86px}
.pwbox .show{position:absolute;right:6px;top:50%;transform:translateY(-50%);border:0;background:var(--hair);border-radius:10px;padding:6px 10px;font-size:13px;font-weight:600;color:var(--muted)}
.err{color:var(--bad);font-size:13.5px;margin:0}
.me{display:flex;align-items:center;gap:12px;padding:12px 14px}
.avatar{flex:none;width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:var(--c);color:#fff;font-weight:700}
.me .t{flex:1;min-width:0;line-height:1.35}
.me .t b{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.me .t small{color:var(--muted);font-size:13px}
.table-wrap{overflow-x:auto}
table{border-collapse:collapse;width:100%;font-size:14px;font-variant-numeric:tabular-nums}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--hair);white-space:nowrap}
th{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}

/* admin */
.seg{display:flex;gap:4px;padding:4px;border-radius:999px}
.seg button{flex:1;border:0;background:none;padding:9px 10px;border-radius:999px;font-weight:600;font-size:14px;color:var(--muted)}
.seg button.on{background:var(--glass-strong);color:var(--fg);box-shadow:0 2px 8px rgba(0,0,0,.08)}
.stats{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:600px){.stats{grid-template-columns:repeat(4,minmax(0,1fr))}}
.stat{padding:16px;border-radius:20px;display:flex;flex-direction:column;gap:2px}
.stat b{font-size:28px;font-weight:800;letter-spacing:-.02em;font-variant-numeric:tabular-nums}
.stat small{color:var(--muted);font-size:12.5px;line-height:1.3}
.kv{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:9px 0;border-top:1px solid var(--hair);font-size:14.5px}
.kv:first-child{border-top:0}
.filters{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.field select{font:inherit;color:var(--fg);padding:12px 14px;border-radius:14px;border:1px solid var(--glass-edge);background:var(--glass-strong);width:100%;min-width:0}
tr.click{cursor:pointer}
tr.click:hover td{background:var(--hair)}
.qrow{display:flex;gap:14px;align-items:center;padding:12px 0;border-top:1px solid var(--hair)}
.qrow .prog{margin-top:8px}
.qpct{flex:none;font-weight:700;font-variant-numeric:tabular-nums;text-align:right;min-width:52px}
.pill.danger{color:var(--bad)}
.check{display:flex;gap:8px;align-items:center;font-size:14px;color:var(--muted)}

/* materi */
.card{padding:20px}
.summary{font-size:17px;line-height:1.6;margin:10px 0 0}
.sec + .sec{border-top:1px solid var(--hair);padding-top:16px;margin-top:16px}
.sec p{margin:6px 0 0}
.points{margin:12px 0 0;padding:0;list-style:none;display:flex;flex-direction:column;gap:10px}
.points li{display:grid;grid-template-columns:22px 1fr;gap:6px}
.points li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--c);margin-top:10px;justify-self:center}
.tint{background:color-mix(in srgb,var(--c) 12%,var(--glass))}
.tint .cap{color:var(--c)}
.tint p{margin:8px 0 0}
pre{margin:12px 0 0;background:var(--code-bg);color:var(--code-fg);border-radius:16px;padding:14px 16px;overflow-x:auto;font:13.5px/1.6 var(--f-mono)}
.remember{display:flex;gap:12px;align-items:flex-start}
.remember .bulb{flex:none;width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:var(--c);color:#fff;font-weight:800}
.remember p{margin:0}

/* tombol kapsul */
.actions{display:flex;gap:10px;justify-content:space-between;align-items:center;flex-wrap:wrap}
.pill{border:1px solid var(--glass-edge);background:var(--glass-strong);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);border-radius:999px;padding:12px 20px;font-weight:600;box-shadow:var(--glass-shadow)}
.pill.primary{background:var(--c);border-color:transparent;color:#fff;box-shadow:0 8px 22px color-mix(in srgb,var(--c) 40%,transparent),0 1px 0 rgba(255,255,255,.35) inset}
.pill[disabled]{opacity:.4;cursor:not-allowed}
.pill:not([disabled]):active{transform:scale(.97)}

/* tes */
.opts{display:flex;flex-direction:column;gap:10px;margin-top:16px}
.opt{display:flex;gap:12px;align-items:flex-start;text-align:left;width:100%;padding:13px 14px;border-radius:18px;border:1px solid var(--glass-edge);background:var(--glass-strong);line-height:1.45;transition:transform .12s,background .15s}
.opt:hover{border-color:var(--c)}
.opt .k{flex:none;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;font:600 12.5px/1 var(--f-mono);background:var(--hair);color:var(--muted)}
.opt.sel{background:color-mix(in srgb,var(--c) 16%,var(--glass-strong));border-color:var(--c)}
.opt.sel .k{background:var(--c);color:#fff}
.score{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.ring{--p:0;width:112px;height:112px;border-radius:50%;flex:none;display:grid;place-items:center;background:conic-gradient(var(--c) calc(var(--p)*1%),var(--hair) 0)}
.ring b{width:88px;height:88px;border-radius:50%;display:grid;place-items:center;background:var(--glass-strong);font-size:30px;font-weight:800;font-variant-numeric:tabular-nums}
.rv + .rv{border-top:1px solid var(--hair);padding-top:14px;margin-top:14px}
.rv p{margin:0 0 4px}
.yes{color:var(--ok);font-weight:600}.no{color:var(--bad);font-weight:600}
.link{border:0;background:none;padding:0;color:var(--c);font-weight:600;font-size:14px}
.foot{font-size:13px;color:var(--muted);text-align:center}

@media (prefers-reduced-motion: reduce){*{transition:none!important}}

/* ================= Kaca v2: lebih tembus pandang, kilau tepi, latar bercahaya ================= */
:root{
  --glass:rgba(255,255,255,.42); --glass-strong:rgba(255,255,255,.62); --glass-edge:rgba(255,255,255,.7);
  --sheen:rgba(255,255,255,.65); --sheen-soft:rgba(255,255,255,0);
  --glass-shadow:0 18px 40px -12px rgba(30,45,90,.22), 0 1px 0 rgba(255,255,255,.95) inset, 0 -1px 0 rgba(255,255,255,.25) inset;
  --blob-a:.55; --blob-b:.38; --blob-c:.30;
}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]){
  --bg:#060912; --glass:rgba(255,255,255,.065); --glass-strong:rgba(255,255,255,.11); --glass-edge:rgba(255,255,255,.16);
  --sheen:rgba(255,255,255,.18); --sheen-soft:rgba(255,255,255,0);
  --glass-shadow:0 24px 48px -16px rgba(0,0,0,.6), 0 1px 0 rgba(255,255,255,.16) inset, 0 -1px 0 rgba(255,255,255,.04) inset;
  --blob-a:.45; --blob-b:.28; --blob-c:.22 }}
:root[data-theme="dark"]{
  --bg:#060912; --glass:rgba(255,255,255,.065); --glass-strong:rgba(255,255,255,.11); --glass-edge:rgba(255,255,255,.16);
  --sheen:rgba(255,255,255,.18); --sheen-soft:rgba(255,255,255,0);
  --glass-shadow:0 24px 48px -16px rgba(0,0,0,.6), 0 1px 0 rgba(255,255,255,.16) inset, 0 -1px 0 rgba(255,255,255,.04) inset;
  --blob-a:.45; --blob-b:.28; --blob-c:.22 }

.backdrop i{filter:blur(80px);animation:drift 26s ease-in-out infinite alternate}
.backdrop i:nth-child(1){width:62vmax;height:62vmax;left:-18vmax;top:-26vmax;background:var(--c);opacity:var(--blob-a)}
.backdrop i:nth-child(2){width:48vmax;height:48vmax;right:-16vmax;top:30vh;background:color-mix(in srgb,var(--c) 70%,#ffffff);opacity:var(--blob-b);animation-duration:32s;animation-direction:alternate-reverse}
.backdrop i:nth-child(3){display:block;width:44vmax;height:44vmax;left:10vmax;bottom:-24vmax;background:color-mix(in srgb,var(--c) 60%,#000000);opacity:var(--blob-c);animation-duration:38s}
@keyframes drift{from{transform:translate3d(0,0,0) scale(1)}to{transform:translate3d(4vmax,3vmax,0) scale(1.08)}}

.glass{position:relative;isolation:isolate;background:var(--glass);-webkit-backdrop-filter:blur(34px) saturate(190%);backdrop-filter:blur(34px) saturate(190%);border:1px solid var(--glass-edge);box-shadow:var(--glass-shadow)}
.glass::before{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;z-index:-1;
  background:linear-gradient(155deg,var(--sheen) 0%,var(--sheen-soft) 38%),radial-gradient(120% 60% at 100% 100%,color-mix(in srgb,var(--c) 14%,transparent),transparent 70%)}
.nav-in{border-radius:999px}
.pill{-webkit-backdrop-filter:blur(24px) saturate(180%);backdrop-filter:blur(24px) saturate(180%)}
.pill:not(.primary){background:var(--glass-strong)}
.opt{background:var(--glass);-webkit-backdrop-filter:blur(18px);backdrop-filter:blur(18px)}
.field input,.field select{background:var(--glass-strong);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px)}

/* Kartu mata kuliah: sedikit lebih hidup */
.course{gap:12px;padding:18px;border-radius:26px;transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s}
.course:hover,.lesson:hover{transform:translateY(-4px);box-shadow:0 28px 50px -18px color-mix(in srgb,var(--ci,var(--c)) 45%,transparent),0 1px 0 rgba(255,255,255,.2) inset}
.course:active,.lesson:active{transform:scale(.98)}

/* ================= Halaman mata kuliah: kartu pertemuan seperti kartu mata kuliah ================= */
.course-sum{display:flex;align-items:center;gap:16px;padding:16px 18px;border-radius:22px}
.course-sum .icon{width:48px;height:48px;border-radius:14px;font-size:16px;--ci:var(--c)}
.course-sum .t{flex:1;min-width:0}
.course-sum b{display:block;font-size:15px}
.course-sum small{color:var(--muted);font-size:13px}
.part{display:flex;flex-direction:column;gap:12px}
.part-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;padding:0 4px}
.part-head h2{font-size:17px}
.part-head span{font-size:13px;color:var(--muted);font-variant-numeric:tabular-nums}
.lessons{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
@media (min-width:600px){.lessons{grid-template-columns:repeat(4,minmax(0,1fr))}}
.lesson{display:flex;flex-direction:column;gap:10px;text-align:left;padding:16px;aspect-ratio:4/5;border-radius:24px;transition:transform .2s cubic-bezier(.2,.8,.2,1),box-shadow .2s}
.lesson .top{display:flex;justify-content:space-between;align-items:center}
.lesson .no{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;font:700 14px/1 var(--f-mono);color:var(--c);background:color-mix(in srgb,var(--c) 16%,transparent)}
.lesson.done .no{background:var(--c);color:#fff;box-shadow:0 6px 14px color-mix(in srgb,var(--c) 45%,transparent)}
.lesson .chk{font-size:12px;font-weight:700;color:var(--ok)}
.lesson b{font-size:14.5px;font-weight:700;line-height:1.3;letter-spacing:-.01em}
.lesson .st{margin-top:auto;font-size:12.5px;color:var(--muted)}
.lesson.done .st{color:var(--ok);font-weight:600}
.testbtn{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:16px 18px;border-radius:24px;transition:transform .2s}
.testbtn:hover{transform:translateY(-2px)}
.testbtn .ti{flex:none;width:46px;height:46px;border-radius:14px;display:grid;place-items:center;font-size:18px;color:#fff;background:linear-gradient(160deg,color-mix(in srgb,var(--c) 75%,#fff),var(--c));box-shadow:0 8px 18px color-mix(in srgb,var(--c) 45%,transparent)}
.testbtn .t{flex:1;min-width:0;line-height:1.35}
.testbtn b{display:block;font-size:16px}
.testbtn small{color:var(--muted);font-size:13px}
.testbtn .go{flex:none;font-weight:700;color:var(--c);font-size:14px}
.testbtn.locked{opacity:.85}
@media (prefers-reduced-motion: reduce){.backdrop i{animation:none}}
@media (prefers-color-scheme: dark){ :root:not([data-theme="light"]) .nav-btn,:root:not([data-theme="light"]) .link{color:color-mix(in srgb,var(--c) 60%,#ffffff)} }
:root[data-theme="dark"] .nav-btn,:root[data-theme="dark"] .link{color:color-mix(in srgb,var(--c) 60%,#ffffff)}

/* ================= Responsif: HP, tablet, desktop ================= */
.wrap.narrow,.nav.narrow{max-width:520px}
.wrap.read,.nav.read{max-width:760px}
.wrap.wide,.nav.wide{max-width:1180px}
.split{display:flex;flex-direction:column;gap:16px;min-width:0}
.split .main,.split .side{display:flex;flex-direction:column;gap:16px;min-width:0}
.only-desk{display:none!important}
.home-head{display:flex;flex-direction:column;gap:16px}
.me{flex-wrap:wrap;border-radius:22px}
.me-prog{flex-basis:100%;display:flex;flex-direction:column;gap:4px;font-size:12.5px;color:var(--muted)}
.side-tests,.side-list{padding:8px;border-radius:22px;display:flex;flex-direction:column;gap:2px}
.side-row{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;text-align:left;border:0;background:none;padding:10px 12px;border-radius:14px;font-size:14px}
.side-row:hover{background:var(--hair)}
.side-row.on{background:color-mix(in srgb,var(--c) 16%,transparent);font-weight:600}
.side-list .side-row{justify-content:flex-start}
.side-row .sn{flex:none;width:26px;height:26px;border-radius:8px;display:grid;place-items:center;font:600 12px/1 var(--f-mono);background:var(--hair);color:var(--muted)}
.side-row .sn.ok{background:var(--c);color:#fff}
.side-row .st{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* HP (< 600px): tombol aksi menempel di bawah, jarak lebih rapat */
@media (max-width:599px){
  .wrap{gap:14px;padding-block:16px 110px}
  .large{font-size:clamp(28px,8.5vw,34px)}
  .card{padding:16px}
  .lesson,.course{padding:14px;border-radius:22px}
  .lesson b,.course b{font-size:14px}
  .actions.dock{position:fixed;left:0;right:0;bottom:0;z-index:6;margin:0;justify-content:space-between;
    padding:10px max(14px,env(safe-area-inset-right,0px)) calc(10px + env(safe-area-inset-bottom,0px)) max(14px,env(safe-area-inset-left,0px));
    background:var(--glass-strong);-webkit-backdrop-filter:blur(30px) saturate(190%);backdrop-filter:blur(30px) saturate(190%);border-top:1px solid var(--glass-edge)}
  .actions.dock .pill{padding:13px 18px}
  .actions.dock .pill.primary{flex:1;max-width:70%}
  .testbtn{padding:14px}
  .seg button{padding:9px 6px;font-size:13px}
  .nav-btn{font-size:15px;padding:6px 8px}
}

/* Tablet (600–1023px) */
@media (min-width:600px) and (max-width:1023px){
  .wrap.wide,.nav.wide{max-width:820px}
  .courses{grid-template-columns:repeat(3,minmax(0,1fr))}
}

/* Desktop (>= 1024px): panel samping, grid lebih lebar */
@media (min-width:1024px){
  .wrap{padding-block:32px 80px;gap:22px}
  .large{font-size:clamp(36px,3.4vw,48px)}
  .only-desk{display:flex!important}
  .home-head{display:grid;grid-template-columns:minmax(0,1fr) 380px;align-items:end;gap:28px}
  .courses{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
  .course-split{display:grid;grid-template-columns:320px minmax(0,1fr);gap:28px;align-items:start}
  .course-split .side{position:sticky;top:96px}
  .lessons{grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
  .lesson-split{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:28px;align-items:start}
  .lesson-split .main{max-width:780px}
  .lesson-split .side{position:sticky;top:96px;max-height:calc(100vh - 120px);overflow:auto}
  .summary{font-size:18px}
  .stats{gap:16px}
  .actions.dock{position:static}
}
@media (min-width:1024px){ .courses{grid-template-columns:repeat(3,minmax(0,1fr));gap:18px} .course{aspect-ratio:auto;min-height:230px;padding:22px} .course .icon{width:50px;height:50px;font-size:17px} .course b{font-size:18px} .course .meta{font-size:13.5px} }
@media (min-width:1400px){ .wrap.wide,.nav.wide{max-width:1280px} }
/* penyempurnaan */
@media (min-width:1024px){ .lesson{aspect-ratio:auto;min-height:190px} }
@media (max-width:599px){
  .actions.dock{background:color-mix(in srgb,var(--bg) 82%,transparent)}
  .actions.dock .pill:not(.primary){background:color-mix(in srgb,var(--bg) 60%,var(--glass-strong))}
}
.resume{display:flex;align-items:center;gap:14px;width:100%;text-align:left;padding:16px 18px;border-radius:24px;transition:transform .2s}
.resume:hover{transform:translateY(-2px)}
.resume .icon{flex:none;width:46px;height:46px;border-radius:14px}
.resume .t{flex:1;min-width:0;line-height:1.35}
.resume b{display:block;font-size:16px}
.resume small{color:var(--muted);font-size:13px}
.resume .go{flex:none;font-weight:700;color:var(--ci);font-size:14px}
@media (min-width:1024px){ .home-head .resume{grid-column:1/-1} }

/* ================= Tutor AI ================= */
.ai-fab{position:fixed;z-index:8;right:max(18px,env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));display:flex;align-items:center;gap:8px;padding:12px 18px 12px 14px;border-radius:999px;font-weight:700;color:var(--fg);cursor:pointer;transition:transform .2s}
.ai-fab:hover{transform:translateY(-2px) scale(1.02)}
.ai-spark,.ai-avatar{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;color:#fff;font-size:15px;background:conic-gradient(from 200deg,var(--c),color-mix(in srgb,var(--c) 40%,#b07cff),color-mix(in srgb,var(--c) 50%,#3fe0c5),var(--c));box-shadow:0 6px 16px color-mix(in srgb,var(--c) 45%,transparent)}
.ai-avatar.big{width:54px;height:54px;font-size:24px}
.ai-panel{position:fixed;z-index:9;right:max(18px,env(safe-area-inset-right,0px));bottom:calc(18px + env(safe-area-inset-bottom,0px));width:min(420px,calc(100vw - 36px));height:min(640px,calc(100vh - 110px));display:flex;flex-direction:column;border-radius:28px;overflow:hidden;background:color-mix(in srgb,var(--bg) 55%,var(--glass-strong))}
.ai-panel[hidden]{display:none!important}
.ai-head{display:flex;align-items:center;gap:10px;padding:14px 14px 12px 16px;border-bottom:1px solid var(--glass-edge)}
.ai-ht{flex:1;min-width:0;line-height:1.25}
.ai-ht b{display:block;font-size:15.5px}
.ai-ht small{display:block;color:var(--muted);font-size:12.5px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.ai-ib{flex:none;width:34px;height:34px;border-radius:50%;border:0;background:var(--hair);color:var(--fg);font-size:15px;cursor:pointer}
.ai-ib:hover{background:color-mix(in srgb,var(--c) 18%,transparent)}
.ai-body{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px;overscroll-behavior:contain}
.ai-msg{max-width:88%;padding:10px 14px;border-radius:20px;font-size:14.5px;line-height:1.55;word-wrap:break-word;overflow-wrap:anywhere}
.ai-msg p{margin:0 0 8px}.ai-msg p:last-child{margin-bottom:0}
.ai-msg ul,.ai-msg ol{margin:4px 0 8px;padding-left:20px}
.ai-msg code{font-family:var(--f-mono);font-size:12.5px;background:var(--hair);padding:1px 5px;border-radius:6px}
.ai-msg pre{margin:8px 0;padding:10px 12px;font-size:12.5px;border-radius:12px}
.ai-msg pre code{background:none;padding:0}
.ai-msg.me{align-self:flex-end;background:var(--c);color:#fff;border-bottom-right-radius:6px}
.ai-msg.bot{align-self:flex-start;background:var(--glass-strong);border:1px solid var(--glass-edge);border-bottom-left-radius:6px}
.ai-msg.err{color:var(--bad)}
.ai-via{display:block;margin-top:6px;font-size:11px;color:var(--muted)}
.ai-empty{margin:auto 0;text-align:center;display:flex;flex-direction:column;align-items:center;gap:8px;padding:10px}
.ai-empty b{font-size:17px}.ai-empty p{margin:0;color:var(--muted);font-size:14px;max-width:32ch}
.ai-typing{display:inline-flex;gap:4px;padding:4px 0}
.ai-typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:aib 1s infinite ease-in-out}
.ai-typing i:nth-child(2){animation-delay:.15s}.ai-typing i:nth-child(3){animation-delay:.3s}
@keyframes aib{0%,80%,100%{opacity:.3;transform:translateY(0)}40%{opacity:1;transform:translateY(-3px)}}
.ai-quick{display:flex;gap:8px;overflow-x:auto;padding:0 16px 10px;scrollbar-width:none}
.ai-quick:empty{display:none}
.ai-chip{flex:none;border:1px solid var(--glass-edge);background:var(--glass-strong);border-radius:999px;padding:8px 12px;font-size:13px;font-weight:600;cursor:pointer;white-space:nowrap;color:var(--fg)}
.ai-chip:hover{border-color:var(--c)}
.ai-form{display:flex;align-items:flex-end;gap:8px;margin:0 12px;padding:6px 6px 6px 14px;border-radius:24px;background:var(--glass-strong);border:1px solid var(--glass-edge)}
.ai-form:focus-within{border-color:var(--c)}
.ai-form textarea{flex:1;resize:none;border:0;outline:none;background:none;color:var(--fg);font:inherit;font-size:15px;line-height:1.45;padding:8px 0;max-height:140px}
.ai-send{flex:none;width:40px;height:40px;border-radius:50%;border:0;background:var(--c);color:#fff;font-size:15px;cursor:pointer;box-shadow:0 6px 14px color-mix(in srgb,var(--c) 40%,transparent)}
.ai-send[disabled]{opacity:.45;cursor:wait}
.ai-note{margin:8px 16px 12px;font-size:11.5px;color:var(--muted);text-align:center}
@media (max-width:599px){
  .ai-fab{bottom:calc(16px + env(safe-area-inset-bottom,0px));padding:12px}
  .ai-fab .ai-fab-t{display:none}
  body:has(.actions.dock) .ai-fab{bottom:calc(84px + env(safe-area-inset-bottom,0px))}
  .ai-panel{inset:auto 0 0 0;width:100%;height:calc(100dvh - 54px - env(safe-area-inset-top,0px));border-radius:26px 26px 0 0;padding-bottom:env(safe-area-inset-bottom,0px)}
  body.ai-open{overflow:hidden}
}
@media (prefers-reduced-motion: reduce){.ai-typing i{animation:none}}
@media (max-width:599px){ .ai-panel{background:color-mix(in srgb,var(--bg) 88%,var(--glass-strong))} }
/* Tabel materi: teks boleh turun baris; hanya tabel 4+ kolom yang digeser di HP */
.tbl th,.tbl td{white-space:normal}
@media (max-width:599px){.tbl{font-size:13.5px}.tbl th,.tbl td{padding:9px 10px}}

/* ---------- Kaca ekstra (liquid glass) ---------- */
:root{
  --glass:rgba(255,255,255,.26); --glass-strong:rgba(255,255,255,.42); --glass-edge:rgba(255,255,255,.55);
  --sheen:rgba(255,255,255,.55); --rim-a:rgba(255,255,255,.95); --rim-b:rgba(255,255,255,.12); --rim-c:rgba(255,255,255,.55);
  --glass-shadow:0 22px 50px -18px rgba(30,45,90,.28), 0 2px 0 rgba(255,255,255,.75) inset, 0 -10px 24px -14px rgba(255,255,255,.55) inset;
  --blob-a:.62; --blob-b:.48; --blob-c:.36 }
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
  --glass:rgba(255,255,255,.045); --glass-strong:rgba(255,255,255,.09); --glass-edge:rgba(255,255,255,.14);
  --sheen:rgba(255,255,255,.14); --rim-a:rgba(255,255,255,.42); --rim-b:rgba(255,255,255,.04); --rim-c:rgba(255,255,255,.2);
  --glass-shadow:0 26px 56px -18px rgba(0,0,0,.7), 0 1px 0 rgba(255,255,255,.2) inset, 0 -12px 28px -16px rgba(255,255,255,.12) inset;
  --blob-a:.55; --blob-b:.36; --blob-c:.28 }}
:root[data-theme="dark"]{
  --glass:rgba(255,255,255,.045); --glass-strong:rgba(255,255,255,.09); --glass-edge:rgba(255,255,255,.14);
  --sheen:rgba(255,255,255,.14); --rim-a:rgba(255,255,255,.42); --rim-b:rgba(255,255,255,.04); --rim-c:rgba(255,255,255,.2);
  --glass-shadow:0 26px 56px -18px rgba(0,0,0,.7), 0 1px 0 rgba(255,255,255,.2) inset, 0 -12px 28px -16px rgba(255,255,255,.12) inset;
  --blob-a:.55; --blob-b:.36; --blob-c:.28 }
.glass{-webkit-backdrop-filter:blur(44px) saturate(210%) brightness(1.04);backdrop-filter:blur(44px) saturate(210%) brightness(1.04);border-color:transparent}
/* tepi kaca yang berkilau: garis tipis bergradasi */
.glass::after{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.2px;pointer-events:none;z-index:2;
  background:linear-gradient(145deg,var(--rim-a) 0%,var(--rim-b) 32%,var(--rim-b) 62%,var(--rim-c) 100%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);mask-composite:exclude}
.glass::before{background:linear-gradient(160deg,var(--sheen) 0%,transparent 34%),radial-gradient(90% 50% at 15% 0%,rgba(255,255,255,.22),transparent 60%),radial-gradient(120% 60% at 100% 100%,color-mix(in srgb,var(--c) 16%,transparent),transparent 70%)}
.pill:not(.primary),.field input,.field select,.opt{background:var(--glass-strong);border-color:var(--glass-edge);-webkit-backdrop-filter:blur(28px) saturate(200%);backdrop-filter:blur(28px) saturate(200%);box-shadow:0 1px 0 rgba(255,255,255,.5) inset,0 8px 20px -12px rgba(0,0,0,.25)}
.deep{background:rgba(255,255,255,.14);border-color:var(--glass-edge);box-shadow:0 1px 0 rgba(255,255,255,.45) inset}
.deep[open]{background:color-mix(in srgb,var(--c) 8%,rgba(255,255,255,.2))}
.tbl-wrap{border-color:var(--glass-edge);background:rgba(255,255,255,.08)}
.tbl tbody tr:nth-child(even){background:rgba(255,255,255,.1)}
.tint{background:color-mix(in srgb,var(--c) 10%,var(--glass))}
@media (max-width:1023px){
  .actions.dock{background:color-mix(in srgb,var(--bg) 35%,transparent);-webkit-backdrop-filter:blur(36px) saturate(210%);backdrop-filter:blur(36px) saturate(210%);border-top:1px solid var(--glass-edge);box-shadow:0 1px 0 rgba(255,255,255,.35) inset}
  .actions.dock .pill:not(.primary){background:var(--glass-strong)}
}
/* ---------- Kaca lebih tebal & bening (v3) ---------- */
:root{--fill-a:rgba(255,255,255,.50);--fill-b:rgba(255,255,255,.10);--sub:rgba(255,255,255,.20);--sub-rim:rgba(255,255,255,.75);--drop:rgba(20,30,70,.16)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--fill-a:rgba(255,255,255,.10);--fill-b:rgba(255,255,255,.015);--sub:rgba(255,255,255,.05);--sub-rim:rgba(255,255,255,.18);--drop:rgba(0,0,0,.5)}}
:root[data-theme="dark"]{--fill-a:rgba(255,255,255,.10);--fill-b:rgba(255,255,255,.015);--sub:rgba(255,255,255,.05);--sub-rim:rgba(255,255,255,.18);--drop:rgba(0,0,0,.5)}
.glass{background:linear-gradient(165deg,var(--fill-a) 0%,var(--fill-b) 55%,color-mix(in srgb,var(--fill-a) 60%,transparent) 100%);
  -webkit-backdrop-filter:blur(50px) saturate(230%) brightness(1.06);backdrop-filter:blur(50px) saturate(230%) brightness(1.06);
  box-shadow:0 34px 70px -28px color-mix(in srgb,var(--c) 40%,var(--drop)),0 10px 24px -14px var(--drop),inset 0 1.5px 0 rgba(255,255,255,.85),inset 0 -1px 0 rgba(255,255,255,.25),inset 0 0 30px -8px rgba(255,255,255,.35)}
.glass::after{padding:1.5px;background:linear-gradient(140deg,rgba(255,255,255,1) 0%,rgba(255,255,255,.25) 22%,rgba(255,255,255,0) 45%,rgba(255,255,255,.08) 70%,rgba(255,255,255,.8) 100%)}
.glass::before{background:linear-gradient(170deg,rgba(255,255,255,.35) 0%,transparent 28%),radial-gradient(80% 45% at 12% 0%,rgba(255,255,255,.28),transparent 65%),radial-gradient(120% 60% at 100% 100%,color-mix(in srgb,var(--c) 10%,transparent),transparent 70%)}
.tint{background:linear-gradient(165deg,color-mix(in srgb,var(--c) 14%,var(--fill-a)) 0%,color-mix(in srgb,var(--c) 6%,var(--fill-b)) 100%)}
/* kartu di dalam kartu: kaca kecil sendiri */
.deep,.side-row.on,.tbl-wrap{background:linear-gradient(160deg,var(--sub-rim) -40%,var(--sub) 40%);-webkit-backdrop-filter:blur(24px) saturate(200%);backdrop-filter:blur(24px) saturate(200%);
  border:1px solid color-mix(in srgb,var(--sub-rim) 70%,transparent);box-shadow:inset 0 1px 0 var(--sub-rim),0 10px 22px -14px var(--drop)}
.deep[open]{background:linear-gradient(160deg,var(--sub-rim) -40%,color-mix(in srgb,var(--c) 9%,var(--sub)) 45%)}
.deep summary:hover{background:rgba(255,255,255,.12)}
.sec + .sec{border-top-color:color-mix(in srgb,var(--sub-rim) 60%,transparent)}
.side-row:not(.on):hover{background:var(--sub)}
/* Latar: bentuk-bentuk lembut satu warna supaya efek kaca terlihat (yang di balik kaca jadi buram) */
.backdrop i{filter:blur(46px)}
.backdrop i:nth-child(1){width:46vmax;height:46vmax;left:-12vmax;top:-14vmax;opacity:.55}
.backdrop i:nth-child(2){width:34vmax;height:34vmax;right:-6vmax;top:18vh;opacity:.42}
.backdrop i:nth-child(3){width:30vmax;height:30vmax;left:22vw;bottom:-10vmax;opacity:.32}
.backdrop i:nth-child(4){display:block;width:20vmax;height:20vmax;left:46vw;top:8vh;background:color-mix(in srgb,var(--c) 45%,#ffffff);opacity:.5;animation-duration:30s}
.backdrop i:nth-child(5){display:block;width:24vmax;height:24vmax;right:18vw;bottom:4vh;background:color-mix(in srgb,var(--c) 80%,#000000);opacity:.28;animation-duration:36s;animation-direction:alternate-reverse}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .backdrop i:nth-child(4){background:color-mix(in srgb,var(--c) 70%,#ffffff);opacity:.3}}
:root[data-theme="dark"] .backdrop i:nth-child(4){background:color-mix(in srgb,var(--c) 70%,#ffffff);opacity:.3}
.glass{-webkit-backdrop-filter:blur(28px) saturate(160%) brightness(1.08);backdrop-filter:blur(28px) saturate(160%) brightness(1.08)}
/* Tepi kaca lebih jelas: garis putih di dalam + bayangan tipis di luar */
.glass{box-shadow:0 0 0 1px rgba(20,30,70,.07),0 30px 60px -26px color-mix(in srgb,var(--c) 45%,var(--drop)),0 12px 26px -16px var(--drop),inset 0 2px 0 rgba(255,255,255,.95),inset 0 -1.5px 0 rgba(255,255,255,.35),inset 0 0 0 1px rgba(255,255,255,.35),inset 0 0 40px -10px rgba(255,255,255,.45)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .glass{box-shadow:0 0 0 1px rgba(255,255,255,.06),0 30px 60px -26px rgba(0,0,0,.75),inset 0 1.5px 0 rgba(255,255,255,.28),inset 0 0 0 1px rgba(255,255,255,.06),inset 0 0 40px -12px rgba(255,255,255,.1)}}
:root[data-theme="dark"] .glass{box-shadow:0 0 0 1px rgba(255,255,255,.06),0 30px 60px -26px rgba(0,0,0,.75),inset 0 1.5px 0 rgba(255,255,255,.28),inset 0 0 0 1px rgba(255,255,255,.06),inset 0 0 40px -12px rgba(255,255,255,.1)}
.deep,.side-row.on,.tbl-wrap{box-shadow:0 0 0 1px rgba(20,30,70,.05),inset 0 1.5px 0 var(--sub-rim),0 10px 22px -14px var(--drop)}
/* ---------- Kaca lebih kalem (v4): tidak terlalu terang/silau ---------- */
:root{--fill-a:rgba(255,255,255,.30);--fill-b:rgba(255,255,255,.12);--sub:rgba(255,255,255,.16);--sub-rim:rgba(255,255,255,.45)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--fill-a:rgba(255,255,255,.06);--fill-b:rgba(255,255,255,.02);--sub:rgba(255,255,255,.04);--sub-rim:rgba(255,255,255,.12)}}
:root[data-theme="dark"]{--fill-a:rgba(255,255,255,.06);--fill-b:rgba(255,255,255,.02);--sub:rgba(255,255,255,.04);--sub-rim:rgba(255,255,255,.12)}
.glass{background:linear-gradient(170deg,var(--fill-a) 0%,var(--fill-b) 100%);
  -webkit-backdrop-filter:blur(32px) saturate(140%);backdrop-filter:blur(32px) saturate(140%);
  box-shadow:0 0 0 1px rgba(20,30,70,.06),0 24px 50px -28px var(--drop),inset 0 1px 0 rgba(255,255,255,.55)}
.glass::before{background:linear-gradient(170deg,rgba(255,255,255,.12) 0%,transparent 30%)}
.glass::after{padding:1px;background:linear-gradient(150deg,rgba(255,255,255,.6) 0%,rgba(255,255,255,.08) 35%,rgba(255,255,255,0) 65%,rgba(255,255,255,.25) 100%)}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .glass{box-shadow:0 0 0 1px rgba(255,255,255,.05),0 24px 50px -24px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.12)}
  :root:not([data-theme="light"]) .glass::after{background:linear-gradient(150deg,rgba(255,255,255,.22) 0%,rgba(255,255,255,.03) 35%,rgba(255,255,255,0) 65%,rgba(255,255,255,.08) 100%)}}
:root[data-theme="dark"] .glass{box-shadow:0 0 0 1px rgba(255,255,255,.05),0 24px 50px -24px rgba(0,0,0,.7),inset 0 1px 0 rgba(255,255,255,.12)}
:root[data-theme="dark"] .glass::after{background:linear-gradient(150deg,rgba(255,255,255,.22) 0%,rgba(255,255,255,.03) 35%,rgba(255,255,255,0) 65%,rgba(255,255,255,.08) 100%)}
.tint{background:linear-gradient(170deg,color-mix(in srgb,var(--c) 10%,var(--fill-a)),color-mix(in srgb,var(--c) 5%,var(--fill-b)))}
.deep,.side-row.on,.tbl-wrap{background:var(--sub);box-shadow:0 0 0 1px rgba(20,30,70,.04),inset 0 1px 0 var(--sub-rim)}
.deep[open]{background:color-mix(in srgb,var(--c) 7%,var(--sub))}
.pill:not(.primary),.field input,.field select,.opt{box-shadow:inset 0 1px 0 rgba(255,255,255,.3)}
/* latar lebih redup supaya tidak silau */
.backdrop i:nth-child(1){opacity:.42}.backdrop i:nth-child(2){opacity:.30}.backdrop i:nth-child(3){opacity:.24}
.backdrop i:nth-child(4){opacity:.30}.backdrop i:nth-child(5){opacity:.22}
.ai-panel{background:color-mix(in srgb,var(--bg) 80%,transparent)}
:root:not([data-theme="dark"]){--bg:#e5e8ef}@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){--bg:#060912}}
:root[data-theme="dark"]{--bg:#060912}

/* =====================================================================
   v5 — Kaca bening, tidak silau, teks tajam.
   Blur dipasang di lapisan ::before (di belakang isi), bukan di kotaknya,
   supaya teks tidak ikut dirender di lapisan blur dan tetap tajam.
   ===================================================================== */
:root{
  --fg:#0c111d; --muted:#454e60;
  --g-fill:rgba(255,255,255,.20); --g-fill2:rgba(255,255,255,.06);
  --g-rim-a:rgba(255,255,255,.70); --g-rim-b:rgba(255,255,255,.30);
  --g-line:rgba(15,20,40,.10); --g-drop:rgba(15,20,40,.22); --g-hi:rgba(255,255,255,.45);
  --sub:rgba(255,255,255,.14); --sub-rim:rgba(255,255,255,.40);
}
:root:not([data-theme="dark"]){--bg:#cfd4de}
:root[data-theme="dark"]{
  --fg:#f4f6fb; --muted:#b3bccc;
  --g-fill:rgba(255,255,255,.075); --g-fill2:rgba(255,255,255,.02);
  --g-rim-a:rgba(255,255,255,.34); --g-rim-b:rgba(255,255,255,.10);
  --g-line:rgba(255,255,255,.06); --g-drop:rgba(0,0,0,.6); --g-hi:rgba(255,255,255,.16);
  --sub:rgba(255,255,255,.05); --sub-rim:rgba(255,255,255,.14);
}
body{-webkit-font-smoothing:auto;-moz-osx-font-smoothing:auto;text-rendering:optimizeLegibility;font-optical-sizing:auto;font-family:"Inter",-apple-system,"Segoe UI",system-ui,sans-serif;font-feature-settings:"cv11","ss01"}
@media (-webkit-min-device-pixel-ratio:2){:root[data-theme="dark"] body{-webkit-font-smoothing:antialiased}}
p,li,td,.summary{font-weight:430;letter-spacing:-.003em}
h1,h2,h3,.large{letter-spacing:-.02em;color:var(--fg)}
.cap{color:color-mix(in srgb,var(--muted) 85%,var(--fg))}

:root .glass:not(.ai-panel){background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;isolation:isolate;position:relative;
  box-shadow:0 0 0 1px var(--g-line),0 28px 56px -30px var(--g-drop),0 6px 16px -10px var(--g-drop)}
:root .glass:not(.ai-panel)::before{content:"";position:absolute;inset:0;border-radius:inherit;z-index:-1;pointer-events:none;
  background:linear-gradient(175deg,var(--g-hi) 0%,transparent 22%),linear-gradient(170deg,var(--g-fill) 0%,var(--g-fill2) 100%);
  -webkit-backdrop-filter:blur(26px) saturate(165%);backdrop-filter:blur(26px) saturate(165%)}
:root .glass::after{padding:1px;background:linear-gradient(150deg,var(--g-rim-a) 0%,var(--g-rim-b) 30%,transparent 55%,transparent 75%,var(--g-rim-b) 100%)}
:root .tint{background:transparent}
:root .tint::before{background:linear-gradient(175deg,var(--g-hi) 0%,transparent 22%),linear-gradient(170deg,color-mix(in srgb,var(--c) 16%,var(--g-fill)),color-mix(in srgb,var(--c) 6%,var(--g-fill2)))!important}
.deep,.side-row.on,.tbl-wrap{background:var(--sub);-webkit-backdrop-filter:none;backdrop-filter:none;border:1px solid var(--sub-rim);box-shadow:inset 0 1px 0 var(--sub-rim)}
.deep[open]{background:color-mix(in srgb,var(--c) 8%,var(--sub))}
.pill:not(.primary),.field input,.field select,.opt{background:var(--sub);-webkit-backdrop-filter:none;backdrop-filter:none;border-color:var(--sub-rim)}
mark{color:color-mix(in srgb,var(--c) 62%,var(--fg));background:color-mix(in srgb,var(--c) 22%,transparent)}
:root[data-theme="dark"] mark{color:color-mix(in srgb,var(--c) 45%,#ffffff);background:color-mix(in srgb,var(--c) 26%,transparent)}

/* Latar: bentuk warna lebih jelas di belakang kaca, tapi redup */
.backdrop i{filter:blur(40px)}
:root:not([data-theme="dark"]) .backdrop i:nth-child(1){opacity:.55}
:root:not([data-theme="dark"]) .backdrop i:nth-child(2){opacity:.40}
:root:not([data-theme="dark"]) .backdrop i:nth-child(3){opacity:.40}
:root:not([data-theme="dark"]) .backdrop i:nth-child(4){opacity:.25}
:root:not([data-theme="dark"]) .backdrop i:nth-child(5){opacity:.30}
:root[data-theme="dark"] .backdrop i:nth-child(1){opacity:.62}
:root[data-theme="dark"] .backdrop i:nth-child(2){opacity:.42}
:root[data-theme="dark"] .backdrop i:nth-child(3){opacity:.40}
:root[data-theme="dark"] .backdrop i:nth-child(4){opacity:.22}
:root[data-theme="dark"] .backdrop i:nth-child(5){opacity:.30}

.theme-btn{flex:none;width:38px;height:38px;border-radius:50%;border:1px solid var(--sub-rim);background:var(--sub);color:var(--fg);font-size:17px;line-height:1;display:grid;place-items:center;cursor:pointer}
.theme-btn:hover{background:color-mix(in srgb,var(--c) 14%,var(--sub))}
.nav-title{padding-right:4px}
@media (max-width:1023px){
  .actions.dock{background:color-mix(in srgb,var(--bg) 90%,transparent);-webkit-backdrop-filter:blur(30px) saturate(160%);backdrop-filter:blur(30px) saturate(160%)}
  .actions.dock .pill:not(.primary){background:color-mix(in srgb,var(--fg) 8%,var(--bg));border-color:var(--sub-rim)}
}

/* Mode gelap lebih redup */
:root[data-theme="dark"] .backdrop i{opacity:.16 !important}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]) .backdrop i{opacity:.16 !important}}