/* EduxBot - desain gelap navy + biru elektrik. Semua warna lewat token. */
:root{
  --bg:#050b18; --bg2:#08122a; --panel:#0b1630; --panel2:#0f1d3d; --line:#1b2c52; --line2:#27407a;
  --text:#f2f6ff; --muted:#8fa3c8; --dim:#5f7299;
  --blue:#2f7bff; --blue2:#1a5ce0; --cyan:#22d3ee; --gold:#f5c451; --gold-bg:rgba(245,196,81,.12);
  --ok:#34d399; --ok-bg:rgba(52,211,153,.12); --warn:#fbbf24; --warn-bg:rgba(251,191,36,.12); --bad:#fb7185; --bad-bg:rgba(251,113,133,.12);
  --r:16px; --r-sm:10px; --side:248px;
  --glow:0 0 0 1px rgba(47,123,255,.35),0 8px 30px rgba(47,123,255,.18);
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--bg)}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);line-height:1.5;min-height:100vh;
  background:radial-gradient(900px 500px at 85% -10%,rgba(47,123,255,.16),transparent 60%),radial-gradient(700px 400px at 0% 0%,rgba(34,211,238,.07),transparent 60%),var(--bg);
  background-attachment:fixed;overflow-x:hidden}
button,input,select,textarea{font:inherit;color:inherit}
a{color:var(--cyan);text-decoration:none}
.hidden{display:none!important}
.ic{width:20px;height:20px;flex:none;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}

/* ---------- form ---------- */
label.l{display:block;font-size:13px;font-weight:600;margin:14px 0 6px;color:var(--muted)}
input[type=text],input[type=email],input[type=password],input[type=number],input[type=search],select,textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--r-sm);background:var(--bg2);color:var(--text);outline:none;min-height:44px}
input::placeholder,textarea::placeholder{color:var(--dim)}
input:focus,select:focus,textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(47,123,255,.22)}
select option{background:var(--panel);color:var(--text)}
textarea{resize:vertical;min-height:96px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:1px solid transparent;border-radius:var(--r-sm);padding:11px 18px;min-height:44px;font-weight:700;cursor:pointer;
  background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;transition:filter .15s,transform .05s}
.btn:hover{filter:brightness(1.12)} .btn:active{transform:scale(.98)}
.btn:disabled{opacity:.5;cursor:not-allowed;filter:none}
.btn.ghost{background:var(--panel2);border-color:var(--line2);color:var(--text)}
.btn.danger{background:var(--bad-bg);border-color:rgba(251,113,133,.45);color:var(--bad)}
.btn.gold{background:linear-gradient(135deg,#f5c451,#e0a21b);color:#201500}
.btn.sm{padding:6px 12px;min-height:36px;font-size:13px}
.btn.block{width:100%}
.link{background:none;border:0;color:var(--cyan);font-weight:700;cursor:pointer;padding:0}
.msg{margin-top:12px;font-size:14px;padding:10px 12px;border-radius:var(--r-sm)}
.msg.err{background:var(--bad-bg);color:var(--bad)} .msg.ok{background:var(--ok-bg);color:var(--ok)} .msg.warn{background:var(--warn-bg);color:var(--warn)}

/* ---------- auth ---------- */
.auth{min-height:100vh;display:grid;place-items:center;padding:24px 16px}
.auth-card{width:100%;max-width:420px;background:var(--panel);border:1px solid var(--line2);border-radius:22px;padding:30px 24px;box-shadow:var(--glow)}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;font-size:24px;letter-spacing:-.4px}
.brand img{width:44px;height:44px;border-radius:12px;display:block}
.brand b{color:var(--cyan)}
.tagline{color:var(--muted);margin:8px 0 18px}
.switch{margin-top:16px;text-align:center;font-size:14px;color:var(--muted)}

/* ---------- shell ---------- */
.shell{display:flex;min-height:100vh}
.side{width:var(--side);flex:none;position:sticky;top:0;height:100vh;overflow-y:auto;background:linear-gradient(180deg,var(--panel),var(--bg2));border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:4px}
.side .brand{padding:4px 8px 16px}
.nav-item{display:flex;align-items:center;gap:12px;padding:11px 12px;border-radius:12px;color:var(--muted);font-weight:600;font-size:14.5px;border:1px solid transparent;min-height:44px}
.nav-item:hover{background:var(--panel2);color:var(--text)}
.nav-item.active{background:linear-gradient(90deg,rgba(47,123,255,.28),rgba(47,123,255,.08));border-color:rgba(47,123,255,.5);color:#fff}
.nav-item.active .ic{color:var(--cyan)}
.nav-sep{height:1px;background:var(--line);margin:8px 6px}
.nav-label{font-size:11px;font-weight:800;letter-spacing:.8px;color:var(--dim);padding:8px 12px 2px;text-transform:uppercase}
.badge{margin-left:auto;font-size:10px;font-weight:800;letter-spacing:.5px;padding:2px 7px;border-radius:99px;background:var(--gold-bg);color:var(--gold);border:1px solid rgba(245,196,81,.4)}
.side-foot{margin-top:auto;padding:10px 8px 2px;font-size:12px;color:var(--dim)}
.quota{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:700;padding:5px 10px;border-radius:99px;background:var(--panel2);border:1px solid var(--line2);color:var(--muted);white-space:nowrap}
.main{flex:1;min-width:0;display:flex;flex-direction:column}
.topbar{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:12px 24px;border-bottom:1px solid var(--line);background:rgba(5,11,24,.75);backdrop-filter:blur(10px);position:sticky;top:0;z-index:30}
.topbar .brand{font-size:19px}.topbar .brand img{width:32px;height:32px;border-radius:9px}
.topbar .brand{display:none}
.content{width:100%;max-width:1120px;margin:0 auto;padding:24px 24px 48px}
.bottom{display:none}

@media (max-width:900px){
  .side{display:none}
  .topbar{padding:10px 16px}.topbar .brand{display:flex}
  .content{padding:16px 16px 110px}
  .bottom{display:grid;grid-template-columns:repeat(5,1fr);align-items:end;position:fixed;left:0;right:0;bottom:0;z-index:40;background:rgba(8,18,42,.96);backdrop-filter:blur(12px);border-top:1px solid var(--line2);padding:6px 6px calc(6px + env(safe-area-inset-bottom))}
  .bottom a{display:flex;flex-direction:column;align-items:center;gap:2px;color:var(--dim);font-size:11px;font-weight:700;padding:6px 2px;min-height:52px;justify-content:center}
  .bottom a.active{color:var(--cyan)}
  .bottom a.center{position:relative;top:-16px;color:#fff}
  .bottom a.center span.orb{width:58px;height:58px;border-radius:50%;display:grid;place-items:center;background:linear-gradient(135deg,var(--blue),var(--cyan));box-shadow:0 6px 22px rgba(47,123,255,.55);border:3px solid var(--bg)}
  .bottom a.center img{width:36px;height:36px;border-radius:10px}
  .bottom a.center.active{color:var(--cyan)}
}

/* ---------- page parts ---------- */
.crumbs{display:flex;align-items:center;gap:6px;flex-wrap:wrap;font-size:13px;color:var(--dim);margin-bottom:8px}
.crumbs a{color:var(--muted)} .crumbs a:hover{color:var(--cyan)}
.pagehead{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px}
.backbtn{width:44px;height:44px;flex:none;border-radius:12px;background:var(--panel2);border:1px solid var(--line2);display:grid;place-items:center;cursor:pointer;color:var(--text)}
.pagehead h1{margin:0;font-size:clamp(22px,4vw,30px);letter-spacing:-.4px;line-height:1.2}
.pagehead p{margin:4px 0 0;color:var(--muted);font-size:14.5px}
.pagehead .acts{margin-left:auto;display:flex;gap:8px;flex-wrap:wrap}
.card{background:linear-gradient(180deg,var(--panel),var(--bg2));border:1px solid var(--line);border-radius:var(--r);padding:20px;margin-bottom:16px}
.card h2{margin:0 0 4px;font-size:18px}.card h3{margin:0 0 4px;font-size:15px}
.card p.sub{margin:0 0 14px;color:var(--muted);font-size:14px}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}.g4{grid-template-columns:repeat(4,minmax(0,1fr))}.g5{grid-template-columns:repeat(5,minmax(0,1fr))}
@media (max-width:1000px){.g4{grid-template-columns:repeat(2,minmax(0,1fr))}.g5{grid-template-columns:repeat(3,minmax(0,1fr))}}
@media (max-width:640px){.g2,.g3,.g4{grid-template-columns:1fr}.g5{grid-template-columns:repeat(2,minmax(0,1fr))}.g3.keep2,.g4.keep2{grid-template-columns:repeat(2,minmax(0,1fr))}}
.fcard{display:flex;flex-direction:column;gap:10px;min-height:132px;padding:16px;border-radius:var(--r);background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line);color:var(--text);transition:border-color .15s,transform .1s,box-shadow .15s}
.fcard:hover{border-color:var(--blue);box-shadow:var(--glow);transform:translateY(-2px)}
.fcard:active{transform:scale(.98)}
.fcard .ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(47,123,255,.16);color:var(--cyan);border:1px solid rgba(47,123,255,.35)}
.fcard b{font-size:15px}.fcard span.d{font-size:13px;color:var(--muted)}
.fcard.locked{opacity:.55}
.scard{display:flex;align-items:center;gap:12px;padding:14px;border-radius:14px;background:var(--panel);border:1px solid var(--line);color:var(--text);min-height:64px}
.scard:hover{border-color:var(--blue);background:var(--panel2)}
.scard .ico{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(34,211,238,.12);color:var(--cyan);flex:none}
.scard small{display:block;color:var(--dim);font-size:12px}
.premium{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:20px;border-radius:var(--r);background:linear-gradient(120deg,rgba(245,196,81,.14),rgba(47,123,255,.12));border:1px solid rgba(245,196,81,.4)}
.premium .ico{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;background:var(--gold-bg);color:var(--gold)}
.premium h3{margin:0;color:var(--gold);font-size:17px}.premium p{margin:2px 0 0;color:var(--muted);font-size:14px}
.premium .btn{margin-left:auto}
.hero{padding:24px;border-radius:20px;background:linear-gradient(135deg,rgba(47,123,255,.22),rgba(34,211,238,.06) 70%),var(--panel);border:1px solid var(--line2);margin-bottom:20px;position:relative;overflow:hidden}
.hero h1{margin:0 0 4px;font-size:clamp(22px,4.5vw,32px)}
.hero p{margin:0 0 16px;color:var(--muted)}
.hero .mascot{position:absolute;right:18px;top:14px;width:84px;height:84px;border-radius:22px;opacity:.95}
@media (max-width:640px){.hero .mascot{width:56px;height:56px;right:12px;top:12px}.hero{padding:18px}.hero h1{padding-right:60px}}
.askbar{display:flex;gap:10px;flex-wrap:wrap}
.askbar input{flex:1 1 240px}
h2.sec{font-size:17px;margin:26px 0 12px;display:flex;align-items:center;gap:8px}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:12px}
.chip{border:1px solid var(--line2);background:var(--panel);border-radius:99px;padding:8px 14px;font-size:13px;font-weight:700;cursor:pointer;color:var(--muted);min-height:36px}
.chip.active{background:rgba(47,123,255,.25);border-color:var(--blue);color:#fff}
.row{display:flex;gap:10px;flex-wrap:wrap;align-items:center}
.grow{flex:1 1 200px}
.tag{display:inline-block;font-size:11px;font-weight:800;padding:3px 9px;border-radius:99px;background:rgba(47,123,255,.18);color:#9cc0ff;text-transform:uppercase;letter-spacing:.4px}
.tag.ok{background:var(--ok-bg);color:var(--ok)}.tag.bad{background:var(--bad-bg);color:var(--bad)}.tag.warn{background:var(--warn-bg);color:var(--warn)}.tag.gold{background:var(--gold-bg);color:var(--gold)}
.meta{font-size:12px;color:var(--dim)}

/* states */
.state{display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;padding:34px 16px;color:var(--muted)}
.state .ico{width:52px;height:52px;border-radius:16px;display:grid;place-items:center;background:var(--panel2);border:1px solid var(--line2);color:var(--cyan)}
.state.err .ico{color:var(--bad);background:var(--bad-bg);border-color:rgba(251,113,133,.4)}
.state b{color:var(--text)}
.spinner{width:22px;height:22px;border:3px solid var(--line2);border-top-color:var(--cyan);border-radius:50%;animation:spin .7s linear infinite;display:inline-block}
.btn .spinner{width:16px;height:16px;border-width:2px;border-color:rgba(255,255,255,.4);border-top-color:#fff}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes blink{50%{opacity:.3}}
.dots{animation:blink 1s infinite;display:inline-block}
.progress{height:8px;border-radius:99px;background:var(--panel2);overflow:hidden;margin:10px 0}
.progress i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan));width:0;transition:width .2s}

/* chat */
.chatbox{display:flex;flex-direction:column;gap:10px;min-height:220px;max-height:calc(100vh - 380px);min-height:260px;overflow-y:auto;padding:4px 2px 10px}
.bubble{max-width:90%;padding:11px 14px;border-radius:16px;white-space:pre-wrap;word-wrap:break-word;overflow-wrap:anywhere;font-size:15px}
.bubble.u{align-self:flex-end;background:linear-gradient(135deg,var(--blue),var(--blue2));border-bottom-right-radius:4px}
.bubble.a{align-self:flex-start;background:var(--panel2);border:1px solid var(--line);border-bottom-left-radius:4px}
.bubble.e{align-self:flex-start;background:var(--bad-bg);color:var(--bad)}
.bubble img{max-width:220px;border-radius:8px;display:block;margin-bottom:6px}
.bubble code{background:rgba(255,255,255,.1);padding:1px 6px;border-radius:5px;font-size:13px}
.composer{display:flex;gap:8px;align-items:flex-end;margin-top:8px}
.composer textarea{min-height:48px;max-height:140px}
.pill{display:inline-flex;align-items:center;gap:6px;background:var(--panel2);border:1px solid var(--line2);border-radius:99px;padding:4px 6px 4px 12px;font-size:13px;margin:6px 6px 0 0}
.pill button{border:0;background:none;cursor:pointer;color:var(--bad);font-weight:800;min-width:28px;min-height:28px}
.out{white-space:pre-wrap;overflow-wrap:anywhere;background:var(--bg2);border:1px solid var(--line);border-radius:var(--r-sm);padding:14px;font-size:15px;max-height:60vh;overflow:auto}

/* calc */
.calcwrap{max-width:420px;margin:0 auto}
.calc-out{font-size:clamp(26px,7vw,38px);font-weight:800;color:var(--cyan);word-break:break-all;min-height:52px;margin:12px 0;text-align:right}
.calc-out.err{font-size:16px;color:var(--bad);font-weight:600}
.keys{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-top:14px}
.keys button{min-height:58px;border:1px solid var(--line2);background:var(--panel2);border-radius:14px;font-size:22px;font-weight:700;cursor:pointer;color:var(--text)}
.keys button:hover{background:var(--panel)}.keys button:active{transform:scale(.96)}
.keys .op{background:rgba(47,123,255,.18);color:#9cc0ff;border-color:rgba(47,123,255,.4)}
.hist-mini{font-size:13px;color:var(--muted);margin-top:12px}

/* lists */
.item{border:1px solid var(--line);border-radius:12px;padding:14px;margin-bottom:10px;background:var(--bg2)}
.item .body{white-space:pre-wrap;overflow-wrap:anywhere;margin-top:8px;font-size:14px;max-height:220px;overflow:auto;color:var(--text)}
.thumbs{display:grid;grid-template-columns:repeat(auto-fill,minmax(104px,1fr));gap:10px;margin:12px 0}
.thumb{position:relative;border-radius:12px;overflow:hidden;border:1px solid var(--line2);background:var(--bg2)}
.thumb img{width:100%;aspect-ratio:1;object-fit:cover;display:block}
.thumb .tb{display:flex;justify-content:space-between;padding:4px;gap:4px;background:var(--panel)}
.thumb .tb button{flex:1;border:0;background:var(--panel2);color:var(--text);border-radius:8px;min-height:32px;cursor:pointer;font-weight:700}
.thumb .no{position:absolute;top:4px;left:4px;background:rgba(5,11,24,.8);border-radius:99px;font-size:11px;font-weight:800;padding:1px 8px}
.filelist{list-style:none;margin:12px 0;padding:0}
.filelist li{display:flex;align-items:center;gap:8px;padding:8px 10px;border:1px solid var(--line);border-radius:12px;margin-bottom:8px;background:var(--bg2);font-size:14px}
.filelist li span.n{flex:1;word-break:break-all}
.filelist button{border:0;background:var(--panel2);border-radius:8px;min-width:38px;min-height:38px;cursor:pointer;font-weight:700;color:var(--text)}
.drop{display:flex;flex-direction:column;align-items:center;gap:6px;padding:22px;border:2px dashed var(--line2);border-radius:var(--r);color:var(--muted);cursor:pointer;text-align:center}
.drop:hover{border-color:var(--blue);color:var(--text)}

/* tables */
.tw{overflow-x:auto}
table{width:100%;border-collapse:collapse;font-size:14px}
th,td{text-align:left;padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:middle}
th{font-size:11px;color:var(--dim);text-transform:uppercase;letter-spacing:.6px}

/* admin */
.adminbar{display:flex;gap:6px;overflow-x:auto;padding-bottom:6px;margin-bottom:16px;scrollbar-width:none;border-bottom:1px solid var(--line)}
.adminbar::-webkit-scrollbar{display:none}
.adminbar a{flex:none;padding:10px 14px;border-radius:10px 10px 0 0;color:var(--muted);font-weight:700;font-size:14px;display:flex;gap:8px;align-items:center;min-height:44px;border-bottom:2px solid transparent}
.adminbar a.active{color:#fff;border-bottom-color:var(--cyan);background:rgba(47,123,255,.12)}
.kpi{padding:16px;border-radius:var(--r);background:linear-gradient(180deg,var(--panel2),var(--panel));border:1px solid var(--line)}
.kpi .k{font-size:12px;color:var(--muted);font-weight:700;display:flex;gap:8px;align-items:center}
.kpi .v{font-size:clamp(22px,3.4vw,30px);font-weight:800;margin-top:6px;overflow-wrap:anywhere}
.kpi .s{font-size:12px;color:var(--dim);margin-top:2px}
.kpi.na .v{color:var(--dim);font-size:18px}
.bars{display:flex;align-items:flex-end;gap:3px;height:150px;padding-top:8px}
.bars div{flex:1;min-width:3px;border-radius:4px 4px 0 0;background:linear-gradient(180deg,var(--cyan),var(--blue));position:relative;min-height:2px}
.bars div.z{background:var(--line)}
.axis{display:flex;justify-content:space-between;font-size:11px;color:var(--dim);margin-top:4px}
.hbar{display:flex;align-items:center;gap:10px;margin:8px 0;font-size:13px}
.hbar .t{width:92px;flex:none;color:var(--muted)}.hbar .b{flex:1;height:10px;background:var(--panel2);border-radius:99px;overflow:hidden}.hbar .b i{display:block;height:100%;background:linear-gradient(90deg,var(--blue),var(--cyan))}.hbar .n{width:44px;text-align:right;font-weight:700}
.dot{width:10px;height:10px;border-radius:50%;display:inline-block;background:var(--dim)}.dot.ok{background:var(--ok)}.dot.bad{background:var(--bad)}.dot.warn{background:var(--warn)}
.togl{position:relative;width:48px;height:28px;flex:none}
.togl input{opacity:0;position:absolute;inset:0;width:100%;height:100%;margin:0;cursor:pointer;z-index:2}
.togl i{position:absolute;inset:0;border-radius:99px;background:var(--line2);transition:.15s}
.togl i:after{content:"";position:absolute;left:3px;top:3px;width:22px;height:22px;border-radius:50%;background:#fff;transition:.15s}
.togl input:checked+i{background:var(--blue)}.togl input:checked+i:after{left:23px}
.frow{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line)}
.frow:last-child{border-bottom:0}.frow .grow{min-width:0}

/* dialog + toast */
.overlay{position:fixed;inset:0;background:rgba(2,5,12,.72);display:grid;place-items:center;z-index:80;padding:16px}
.dialog{width:100%;max-width:440px;background:var(--panel);border:1px solid var(--line2);border-radius:18px;padding:22px;box-shadow:var(--glow);max-height:90vh;overflow:auto}
.dialog h3{margin:0 0 6px;font-size:18px}.dialog p{margin:0 0 16px;color:var(--muted)}
.dialog .row{justify-content:flex-end}
.toast{position:fixed;left:50%;bottom:96px;transform:translateX(-50%);background:var(--panel2);border:1px solid var(--line2);color:var(--text);padding:11px 18px;border-radius:12px;font-size:14px;z-index:90;max-width:92vw;box-shadow:0 8px 30px rgba(0,0,0,.5)}
.banner{background:rgba(47,123,255,.14);border:1px solid rgba(47,123,255,.4);border-radius:12px;padding:10px 14px;margin-bottom:14px;font-size:14px;display:flex;gap:10px;align-items:flex-start}
.kv{display:grid;grid-template-columns:140px 1fr;gap:8px 12px;font-size:14px}.kv dt{color:var(--dim)}.kv dd{margin:0;overflow-wrap:anywhere}
@media (max-width:640px){.kv{grid-template-columns:110px 1fr}.pagehead .acts{margin-left:0;width:100%}.premium .btn{margin-left:0;width:100%}.bubble{max-width:96%}.chatbox{max-height:calc(100vh - 340px)}}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation-duration:.01ms!important}}

/* ===== PDF Studio, sumber materi, opsi keluaran ===== */
.thumb img{object-fit:contain;background:#0b1220;transition:transform .15s}
.chk{display:flex;align-items:center;gap:8px;margin:12px 0 4px;font-size:14px;cursor:pointer}
.chk input{width:auto;min-height:0}
.fx-out{margin-top:14px}
.fx-res b{display:flex;align-items:center;gap:8px;color:var(--cyan)}
.fx-prev{margin-top:12px}.fx-prev img{max-width:100%;max-height:260px;border-radius:12px;border:1px solid var(--line2);display:block;margin-bottom:10px}
.fx-crop{max-width:560px;width:calc(100% - 24px);max-height:92vh;overflow:auto}
.crwrap{position:relative;display:inline-block;max-width:100%;line-height:0;overflow:hidden;border-radius:10px;background:#000}
.crwrap canvas{max-width:100%;height:auto;display:block}
.crbox{position:absolute;border:2px solid var(--cyan);box-shadow:0 0 0 9999px rgba(0,0,0,.55);pointer-events:none}
.err-t{color:#ff8a8a}
.fx-tabs{margin-bottom:14px}
.row.fx-pick{gap:10px}
@media (prefers-reduced-motion:reduce){.spinner{animation:none!important;border-top-color:var(--cyan)}.progress i,.thumb img{transition:none!important}}

.thumbs{grid-template-columns:repeat(auto-fill,minmax(128px,1fr))}
.thumb .tb{flex-wrap:wrap}
.thumb .tb button{flex:1 0 26%}