/* ===== BioSignal Lab — minimal green / cream ===== */
:root{
  --bg:#F6F5EC; --paper:#FFFFFF; --cream:#FBFAF3; --mint:#E6EFDF; --mint-2:#D3E4CB;
  --sage:#9FBE97; --green:#4C7A5C; --deep:#24473A; --ink:#17251E; --muted:#66786D;
  --line:#DCE4D4; --line-2:#C9D6C0; --danger:#C0553F; --amber:#C2933A; --blue:#4A7C8C;
  --r:16px; --r-sm:10px; --ease:cubic-bezier(.2,.7,.2,1);
  --sh:0 1px 2px rgba(36,71,58,.05),0 8px 28px -12px rgba(36,71,58,.16);
  --sh-lg:0 2px 4px rgba(36,71,58,.06),0 22px 50px -18px rgba(36,71,58,.28);
  --serif:'Instrument Serif',Georgia,'Times New Roman',serif;
  --sans:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,Consolas,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:400 15px/1.6 var(--sans);-webkit-font-smoothing:antialiased;min-height:100vh;overflow-x:hidden}
h1,h2,h3,h4{margin:0;font-weight:400;letter-spacing:-.01em}
p{margin:0}
a{color:inherit;text-decoration:none}
em{font-family:var(--serif);font-style:italic;color:var(--green)}
code{font-family:var(--mono);font-size:.86em;background:var(--mint);padding:1px 6px;border-radius:6px}
button{font:inherit;color:inherit}
::selection{background:var(--mint-2)}
.muted{color:var(--muted)}
.mono{font-family:var(--mono)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}

/* ---- background ---- */
#bg{position:fixed;inset:0;width:100%;height:100%;z-index:-2;image-rendering:auto;pointer-events:none}
.bg-glow{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}
.bg-glow::before,.bg-glow::after{content:"";position:absolute;width:62vmax;height:62vmax;border-radius:50%;filter:blur(70px);opacity:.55}
.bg-glow::before{left:-18vmax;top:-22vmax;background:radial-gradient(circle,#D8E8CF 0%,transparent 65%);animation:drift1 24s ease-in-out infinite alternate}
.bg-glow::after{right:-20vmax;bottom:-26vmax;background:radial-gradient(circle,#CFE3D3 0%,transparent 65%);animation:drift2 30s ease-in-out infinite alternate}
@keyframes drift1{to{transform:translate(12vmax,8vmax) scale(1.1)}}
@keyframes drift2{to{transform:translate(-10vmax,-9vmax) scale(1.08)}}

/* ---- layout ---- */
.wrap{max-width:1080px;margin:0 auto;padding:0 24px}
.wrap-wide{max-width:1320px;margin:0 auto;padding:0 24px}

/* ---- header ---- */
.top{position:sticky;top:0;z-index:50;display:flex;align-items:center;gap:24px;padding:14px max(24px,calc((100vw - 1320px)/2 + 24px));background:rgba(246,245,236,.72);backdrop-filter:blur(14px) saturate(1.2);-webkit-backdrop-filter:blur(14px) saturate(1.2);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.top.scrolled{border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(36,71,58,.35)}
.brand{display:flex;align-items:center;gap:10px}
.brand-mark{width:34px;height:34px;border-radius:10px;background:var(--deep);color:#DCEBD3;display:grid;place-items:center;transition:transform .5s var(--ease)}
.brand:hover .brand-mark{transform:rotate(-8deg) scale(1.06)}
.brand-name{font:400 22px/1 var(--serif);letter-spacing:-.01em}
.top-nav{display:flex;gap:4px;margin-left:auto}
.nav-link{padding:7px 14px;border-radius:99px;color:var(--muted);font-size:14px;transition:background .25s,color .25s}
.nav-link:hover{background:var(--mint);color:var(--deep)}
.nav-link.on{color:var(--deep);background:var(--mint)}

/* ---- buttons ---- */
.btn{position:relative;overflow:hidden;display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:99px;border:1px solid transparent;font-weight:500;font-size:14.5px;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s,background .25s,color .25s,border-color .25s;user-select:none;white-space:nowrap}
.btn svg{transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(3px)}
.btn:active{transform:scale(.97)}
.btn-solid{background:var(--deep);color:#EAF3E3;box-shadow:0 6px 18px -8px rgba(36,71,58,.7)}
.btn-solid:hover{background:#1c3a2f;transform:translateY(-1px);box-shadow:0 12px 24px -10px rgba(36,71,58,.75)}
.btn-ghost{background:rgba(255,255,255,.55);border-color:var(--line-2);color:var(--deep)}
.btn-ghost:hover{background:#fff;border-color:var(--sage);transform:translateY(-1px)}
.btn-soft{background:var(--mint);color:var(--deep)}
.btn-soft:hover{background:var(--mint-2)}
.btn-sm{padding:8px 16px;font-size:13.5px}
.btn-xs{padding:5px 12px;font-size:12.5px}
.btn[disabled]{opacity:.45;pointer-events:none}
.ripple{position:absolute;border-radius:50%;background:currentColor;opacity:.22;transform:scale(0);animation:ripple .6s var(--ease) forwards;pointer-events:none}
@keyframes ripple{to{transform:scale(1);opacity:0}}

/* ---- views ---- */
.view{display:none}
.view.active{display:block;animation:viewIn .6s var(--ease) both}
@keyframes viewIn{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.reveal{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease);transition-delay:var(--d,0s)}
.reveal.in{opacity:1;transform:none}

/* ---- home ---- */
.hero{padding-top:min(11vh,110px);padding-bottom:30px;text-align:left}
.eyebrow{font:500 12px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--green);margin-bottom:18px}
.hero h1{font:400 clamp(40px,7vw,84px)/1.02 var(--serif);max-width:15ch;letter-spacing:-.025em}
.lead{max-width:60ch;margin-top:24px;font-size:17px;color:#40554A}
.hero-cta{display:flex;gap:12px;margin-top:34px;flex-wrap:wrap}
.hero-wave{margin-top:54px;height:120px;border-radius:var(--r);background:linear-gradient(180deg,rgba(255,255,255,.7),rgba(255,255,255,.35));border:1px solid var(--line);overflow:hidden;box-shadow:var(--sh)}
.hero-wave canvas{width:100%;height:100%;display:block}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:22px 0 0}
.hero-stats div{padding:16px 18px;border-radius:var(--r-sm);background:rgba(255,255,255,.55);border:1px solid var(--line)}
.hero-stats dt{font:400 34px/1 var(--serif);color:var(--deep)}
.hero-stats dd{margin:6px 0 0;color:var(--muted);font-size:13px}
.block{padding-top:84px}
.block-head{margin-bottom:28px}
.block-head h2{font:400 clamp(28px,4vw,44px)/1.1 var(--serif);max-width:22ch}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.cards4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.card{background:rgba(255,255,255,.78);border:1px solid var(--line);border-radius:var(--r);padding:24px;box-shadow:var(--sh);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px)}
.card h3{font:400 26px/1.15 var(--serif);margin-bottom:8px}
.card-link{display:flex;flex-direction:column;gap:6px;transition:transform .45s var(--ease),box-shadow .45s,border-color .3s;position:relative;overflow:hidden}
.card-link h3{font-size:24px}
.card-link:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:var(--sage)}
.card-link .num{font:400 15px var(--mono);color:var(--sage)}
.card-link .more{margin-top:auto;padding-top:14px;color:var(--green);font-weight:500;font-size:14px;transition:letter-spacing .3s}
.card-link:hover .more{letter-spacing:.04em}
.ticks{list-style:none;margin:14px 0 0;padding:0;display:grid;gap:10px}
.ticks li{position:relative;padding-left:26px;font-size:14.5px;color:#35493E}
.ticks li::before{content:"";position:absolute;left:2px;top:.5em;width:12px;height:7px;border-left:2px solid var(--green);border-bottom:2px solid var(--green);transform:rotate(-45deg) scale(.9)}
.flow{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0;counter-reset:f}
.flow li{position:relative;padding:20px 18px 20px 20px;background:rgba(255,255,255,.7);border:1px solid var(--line);border-left:none;display:flex;flex-direction:column;gap:2px;counter-increment:f}
.flow li:first-child{border-left:1px solid var(--line);border-radius:var(--r) 0 0 var(--r)}
.flow li:last-child{border-radius:0 var(--r) var(--r) 0}
.flow li::before{content:"0" counter(f);font:400 13px var(--mono);color:var(--sage)}
.flow li b{font:400 22px var(--serif)}
.flow li span{color:var(--muted);font-size:13px}
.foot{display:flex;justify-content:space-between;gap:16px;padding-top:80px;padding-bottom:36px;font-size:13px;flex-wrap:wrap}

/* ---- app shell ---- */
.app{display:grid;grid-template-columns:230px 1fr;gap:28px;padding-top:24px;padding-bottom:70px;align-items:start}
.side{position:sticky;top:84px}
.side-title{font:500 11.5px/1 var(--sans);letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 12px 10px}
.tabs{position:relative;display:flex;flex-direction:column;gap:4px}
.tabs a{position:relative;z-index:1;display:flex;gap:12px;align-items:center;padding:11px 12px;border-radius:12px;color:var(--muted);transition:color .3s,transform .3s var(--ease)}
.tabs a:hover{color:var(--deep);transform:translateX(3px)}
.tabs a.on{color:var(--deep)}
.tn{font:400 13px var(--mono);width:26px;height:26px;border-radius:8px;display:grid;place-items:center;background:var(--mint);transition:background .3s,color .3s}
.tabs a.on .tn{background:var(--deep);color:#E8F2E0}
.tt{display:flex;flex-direction:column;line-height:1.25}
.tt b{font-weight:500;font-size:14.5px}
.tt i{font-style:normal;font-size:12px;opacity:.75}
.tab-ink{position:absolute;left:0;right:0;top:0;height:50px;border-radius:12px;background:rgba(255,255,255,.85);border:1px solid var(--line);box-shadow:var(--sh);transition:transform .5s var(--ease),height .3s;z-index:0}
.stage{min-width:0}
.pane{display:none}
.pane.active{display:block;animation:paneIn .55s var(--ease) both}
@keyframes paneIn{from{opacity:0;transform:translateX(18px)}to{opacity:1;transform:none}}
.sec-head{margin-bottom:22px}
.sec-head .eyebrow{margin-bottom:10px}
.sec-head h2{font:400 clamp(30px,3.6vw,46px)/1.05 var(--serif);letter-spacing:-.02em}
.sec-head p{margin-top:10px;color:#40554A;max-width:70ch}

/* ---- cards / panels ---- */
.stack{display:grid;gap:16px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.panel{background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:var(--r);padding:22px;box-shadow:var(--sh);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);min-width:0}
.panel-h{display:flex;align-items:center;gap:12px;margin-bottom:14px;flex-wrap:wrap}
.panel-h h3{font:400 24px/1.15 var(--serif)}
.panel-h .idx{font:400 12.5px var(--mono);color:#fff;background:var(--green);border-radius:99px;padding:2px 10px}
.panel-h .sp{margin-left:auto;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.panel p.note{color:var(--muted);font-size:13.5px;margin:8px 0 0}
.panel.rise{animation:rise .7s var(--ease) both}
@keyframes rise{from{opacity:0;transform:translateY(26px) scale(.985)}to{opacity:1;transform:none}}
.panel.hl{border-color:var(--sage);box-shadow:0 0 0 4px rgba(159,190,151,.25),var(--sh)}
.sub{font:500 12px var(--sans);letter-spacing:.1em;text-transform:uppercase;color:var(--muted);margin:0 0 8px}

/* plots */
canvas.plot{width:100%;height:220px;display:block;border-radius:12px;background:linear-gradient(180deg,#FFFFFF,#FAFBF6);border:1px solid var(--line)}
canvas.plot.tall{height:300px}
canvas.plot.short{height:160px}
.legend{display:flex;gap:14px;flex-wrap:wrap;font-size:12.5px;color:var(--muted);margin:8px 2px 0}
.legend i{display:inline-block;width:14px;height:3px;border-radius:2px;margin-right:6px;vertical-align:middle}
.legend i.dot{width:8px;height:8px;border-radius:50%}

/* chips & stats */
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.chip{display:inline-flex;align-items:center;gap:7px;padding:5px 12px;border-radius:99px;background:var(--mint);color:var(--deep);font-size:12.5px;font-weight:500;transition:transform .3s var(--ease)}
.chip:hover{transform:translateY(-1px)}
.chip.ok::before,.chip.bad::before,.chip.warn::before{content:"";width:7px;height:7px;border-radius:50%}
.chip.ok::before{background:var(--green)}
.chip.bad{background:#F4DED8;color:#8A3A28}.chip.bad::before{background:var(--danger)}
.chip.warn{background:#F5EBCF;color:#7B5A14}.chip.warn::before{background:var(--amber)}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:10px;margin-top:12px}
.stat{padding:14px 16px;border-radius:12px;background:var(--cream);border:1px solid var(--line);transition:transform .35s var(--ease),border-color .3s}
.stat:hover{transform:translateY(-3px);border-color:var(--sage)}
.stat small{display:block;color:var(--muted);font-size:12px;margin-bottom:4px}
.stat b{font:400 30px/1.05 var(--serif);color:var(--deep);font-variant-numeric:tabular-nums}
.stat b u{font:400 13px var(--sans);text-decoration:none;color:var(--muted);margin-left:4px}
.stat.big b{font-size:42px}
.stat.pulse b{animation:flash .6s var(--ease)}
@keyframes flash{0%{color:var(--green);transform:scale(1.06)}100%{transform:none}}

/* tables */
.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;font:500 11.5px var(--sans);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);padding:8px 10px;border-bottom:1px solid var(--line)}
.tbl td{padding:8px 10px;border-bottom:1px solid #EDF1E8;font-variant-numeric:tabular-nums}
.tbl tr{transition:background .2s}
.tbl tbody tr:hover{background:var(--cream)}
.tbl td.num{font-family:var(--mono);font-size:12.5px}
.tbl-wrap{overflow:auto;border:1px solid var(--line);border-radius:12px;background:#fff;max-height:340px}
.tbl-wrap .tbl th{position:sticky;top:0;background:#fff}
.row-new{animation:rowIn .6s var(--ease)}
@keyframes rowIn{from{background:var(--mint-2);transform:translateY(-6px);opacity:0}to{background:transparent;opacity:1}}

/* fields */
.fields{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:16px 20px;align-items:end}
.field{display:flex;flex-direction:column;gap:7px;min-width:0}
.field>label,.lbl{font-size:12.5px;color:var(--muted);font-weight:500;display:flex;justify-content:space-between;gap:8px}
.field>label output{color:var(--deep);font-family:var(--mono);font-size:12px}
input[type=range]{-webkit-appearance:none;appearance:none;width:100%;height:22px;background:transparent;cursor:pointer}
input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:4px;background:linear-gradient(90deg,var(--green) var(--p,50%),var(--line) var(--p,50%))}
input[type=range]::-moz-range-track{height:4px;border-radius:4px;background:var(--line)}
input[type=range]::-moz-range-progress{height:4px;border-radius:4px;background:var(--green)}
input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:18px;height:18px;margin-top:-7px;border-radius:50%;background:#fff;border:2px solid var(--green);box-shadow:0 2px 8px rgba(36,71,58,.25);transition:transform .2s var(--ease)}
input[type=range]::-moz-range-thumb{width:14px;height:14px;border-radius:50%;background:#fff;border:2px solid var(--green)}
input[type=range]:hover::-webkit-slider-thumb{transform:scale(1.18)}
input[type=range]:active::-webkit-slider-thumb{transform:scale(.95)}
.inp{width:100%;padding:10px 14px;border-radius:12px;border:1px solid var(--line-2);background:#fff;font:inherit;font-size:14px;color:var(--ink);outline:none;transition:border-color .25s,box-shadow .25s}
.inp:focus{border-color:var(--green);box-shadow:0 0 0 4px rgba(76,122,92,.14)}
.switch{display:inline-flex;align-items:center;gap:10px;cursor:pointer;font-size:13.5px;user-select:none}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch i{position:relative;width:38px;height:22px;border-radius:99px;background:var(--line-2);transition:background .3s}
.switch i::after{content:"";position:absolute;left:3px;top:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 4px rgba(0,0,0,.25);transition:transform .35s var(--ease)}
.switch input:checked+i{background:var(--green)}
.switch input:checked+i::after{transform:translateX(16px)}
.switch input:focus-visible+i{box-shadow:0 0 0 4px rgba(76,122,92,.2)}

/* segmented */
.seg{position:relative;display:inline-flex;padding:4px;border-radius:99px;background:var(--mint);gap:0;max-width:100%;overflow-x:auto;scrollbar-width:none}
.seg::-webkit-scrollbar{display:none}
.seg button{position:relative;z-index:1;border:0;background:transparent;padding:7px 16px;border-radius:99px;cursor:pointer;font-size:13.5px;font-weight:500;color:var(--muted);transition:color .3s;white-space:nowrap}
.seg button.on{color:var(--deep)}
.seg button:hover{color:var(--deep)}
.seg .seg-ink{position:absolute;top:4px;bottom:4px;left:0;border-radius:99px;background:#fff;box-shadow:0 2px 8px -2px rgba(36,71,58,.3);transition:transform .45s var(--ease),width .45s var(--ease);z-index:0}

/* custom select */
.sel{position:relative;min-width:0}
.sel-btn{width:100%;display:flex;align-items:center;gap:10px;padding:10px 14px;border-radius:12px;border:1px solid var(--line-2);background:#fff;cursor:pointer;text-align:left;font-size:14px;transition:border-color .25s,box-shadow .25s,background .25s}
.sel-btn:hover{border-color:var(--sage);background:var(--cream)}
.sel.open .sel-btn,.sel-btn:focus-visible{outline:none;border-color:var(--green);box-shadow:0 0 0 4px rgba(76,122,92,.14)}
.sel-val{flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sel-chev{flex:none;transition:transform .4s var(--ease);color:var(--muted)}
.sel.open .sel-chev{transform:rotate(180deg);color:var(--green)}
.sel-pop{position:absolute;z-index:60;left:0;right:0;top:calc(100% + 6px);max-height:320px;overflow:auto;padding:6px;border-radius:14px;background:rgba(255,255,255,.97);border:1px solid var(--line);box-shadow:var(--sh-lg);backdrop-filter:blur(10px);opacity:0;transform:translateY(-8px) scale(.98);transform-origin:top;pointer-events:none;visibility:hidden;transition:opacity .22s var(--ease),transform .3s var(--ease),visibility 0s .3s;min-width:220px}
.sel.open .sel-pop{opacity:1;transform:none;pointer-events:auto;visibility:visible;transition:opacity .22s var(--ease),transform .3s var(--ease),visibility 0s}
.sel.up .sel-pop{top:auto;bottom:calc(100% + 6px);transform-origin:bottom}
.sel-pop::-webkit-scrollbar{width:8px}
.sel-pop::-webkit-scrollbar-thumb{background:var(--line-2);border-radius:8px;border:2px solid #fff}
.sel-grp{padding:10px 10px 4px;font:500 10.5px var(--sans);letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.sel-opt{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:9px;cursor:pointer;font-size:13.5px;line-height:1.35;transition:background .15s,padding .25s var(--ease);opacity:0;transform:translateY(4px)}
.sel.open .sel-opt{animation:optIn .35s var(--ease) forwards;animation-delay:calc(var(--i,0)*12ms)}
@keyframes optIn{to{opacity:1;transform:none}}
.sel-opt:hover,.sel-opt.hi{background:var(--mint);padding-left:14px}
.sel-opt.on{color:var(--deep);font-weight:500}
.sel-opt .ck{margin-left:auto;width:14px;height:14px;opacity:0;color:var(--green);flex:none}
.sel-opt.on .ck{opacity:1}
.sel-opt .tag{font:400 11px var(--mono);color:var(--muted);background:var(--cream);border:1px solid var(--line);padding:1px 7px;border-radius:99px;flex:none}
.sel-opt .no{font:400 12px var(--mono);color:var(--sage);width:22px;flex:none}

/* dropzone / source picker */
.src{display:grid;gap:16px}
.src-body{display:grid;gap:14px}
.drop{display:grid;place-items:center;text-align:center;padding:26px;border:1.5px dashed var(--line-2);border-radius:14px;background:var(--cream);color:var(--muted);transition:border-color .25s,background .25s,transform .3s var(--ease);cursor:pointer}
.drop:hover,.drop.over{border-color:var(--green);background:var(--mint);transform:scale(1.005)}
.drop b{color:var(--deep);font-weight:500}
.src-status{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--muted);flex-wrap:wrap}
.dot{width:8px;height:8px;border-radius:50%;background:var(--sage);flex:none}
.dot.live{background:var(--green);animation:blink 1.4s infinite}
@keyframes blink{50%{opacity:.25}}

/* stepper */
.steps{display:grid;grid-auto-flow:column;grid-auto-columns:1fr;gap:6px;margin-bottom:18px;overflow-x:auto;padding-bottom:4px}
.step{position:relative;display:flex;flex-direction:column;gap:6px;padding:12px 14px;border-radius:12px;background:rgba(255,255,255,.6);border:1px solid var(--line);cursor:pointer;min-width:118px;text-align:left;transition:background .35s,border-color .35s,transform .35s var(--ease),box-shadow .35s}
.step:hover{transform:translateY(-2px);border-color:var(--sage)}
.step .sn{font:400 12px var(--mono);color:var(--muted);display:flex;align-items:center;gap:8px}
.step .sn::after{content:"";flex:1;height:2px;border-radius:2px;background:var(--line);transition:background .6s}
.step b{font-weight:500;font-size:13px;line-height:1.3}
.step.active{background:#fff;border-color:var(--green);box-shadow:0 0 0 3px rgba(76,122,92,.14),var(--sh);transform:translateY(-2px)}
.step.active .sn{color:var(--green)}
.step.active .sn::after{background:linear-gradient(90deg,var(--green),var(--line));background-size:200% 100%;animation:run 1.2s linear infinite}
@keyframes run{to{background-position:-200% 0}}
.step.done{background:var(--mint);border-color:var(--mint-2)}
.step.done .sn{color:var(--deep)}
.step.done .sn::after{background:var(--green)}
.run-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:16px}
.progress{flex:1;min-width:120px;height:4px;border-radius:4px;background:var(--line);overflow:hidden}
.progress>i{display:block;height:100%;width:0;background:var(--green);border-radius:4px;transition:width .5s var(--ease)}

/* terminal & code */
.term{background:#17251E;color:#CFE3C8;border-radius:12px;padding:14px 16px;font:400 12.5px/1.65 var(--mono);height:210px;overflow:auto;position:relative}
.term .l{white-space:pre-wrap;word-break:break-all;animation:lineIn .3s var(--ease)}
.term .dim{color:#7E9A88}.term .ok{color:#8FD6A2}.term .warn{color:#E6C36E}.term .err{color:#F0937F}.term .acc{color:#9DC6D6}
@keyframes lineIn{from{opacity:0;transform:translateX(-6px)}to{opacity:1;transform:none}}
.term::-webkit-scrollbar{width:8px}.term::-webkit-scrollbar-thumb{background:#34503f;border-radius:8px}
.code{position:relative;background:#141F19;color:#D9E8D2;border-radius:12px;padding:16px 18px;font:400 12.5px/1.65 var(--mono);overflow:auto;max-height:420px;white-space:pre;tab-size:2}
.code-wrap{position:relative}
.code-wrap .copy{position:absolute;right:10px;top:10px;z-index:2}
.code::-webkit-scrollbar{height:8px;width:8px}.code::-webkit-scrollbar-thumb{background:#34503f;border-radius:8px}
.code .k{color:#9DC6D6}.code .s{color:#E6C36E}.code .c{color:#6F8D7A}.code .n{color:#8FD6A2}

/* circuit */
.circuit{width:100%;height:auto;display:block;border-radius:14px;background:linear-gradient(180deg,#FFFFFF,#F6F9F1);border:1px solid var(--line)}
.wire{fill:none;stroke-width:3.2;stroke-linecap:round;transition:stroke-width .25s,filter .25s,opacity .25s}
.wire.flow{stroke-dasharray:6 8;animation:dashflow 1.1s linear infinite}
@keyframes dashflow{to{stroke-dashoffset:-14}}
.circuit.dim .wire{opacity:.25}
.circuit .wire.hl{opacity:1;stroke-width:5;filter:drop-shadow(0 0 4px currentColor)}
.led{animation:ledpulse var(--beat,.85s) ease-out infinite;transform-origin:center;transform-box:fill-box}
@keyframes ledpulse{0%{opacity:1;transform:scale(1.25)}60%{opacity:.35;transform:scale(1)}100%{opacity:.35}}
.pin-row{cursor:pointer}
.pin-row td:first-child{display:flex;align-items:center;gap:8px}
.pin-row i{width:10px;height:10px;border-radius:50%;display:inline-block}
.pin-row:hover,.pin-row.hl{background:var(--mint)!important}

/* packets */
.pgrid{display:grid;grid-template-columns:repeat(40,1fr);gap:3px}
.pk{aspect-ratio:1;border-radius:3px;background:var(--mint-2);transition:background .5s,transform .5s var(--ease);position:relative}
.pk.ok{background:var(--sage)}
.pk.lost{background:var(--danger);transform:scale(.8)}
.pk.lost::after{content:"";position:absolute;inset:22%;background:linear-gradient(45deg,transparent 42%,#fff 42% 58%,transparent 58%),linear-gradient(-45deg,transparent 42%,#fff 42% 58%,transparent 58%)}
.pk.fixed{background:var(--green);transform:scale(1)}
.pk.pop{animation:pop .5s var(--ease)}
@keyframes pop{40%{transform:scale(1.5)}}

/* architecture */
.arch{width:100%;height:auto;display:block}
.node rect{fill:#fff;stroke:var(--line-2);stroke-width:1.5;transition:stroke .4s,fill .4s,filter .4s}
.node.up rect{stroke:var(--green);fill:#F4FAF0}
.node.busy rect{stroke:var(--green);filter:drop-shadow(0 0 10px rgba(76,122,92,.45))}
.node text{font-family:var(--sans)}
.node .nm{font-size:14px;font-weight:600;fill:var(--ink)}
.node .pt{font-size:11px;fill:var(--muted);font-family:var(--mono)}
.node .st{fill:var(--line-2);transition:fill .4s}
.node.up .st{fill:var(--green)}
.edge{stroke:var(--line-2);stroke-width:2;fill:none;stroke-dasharray:4 6}
.edge.up{stroke:var(--sage)}
.pkt{fill:var(--green);filter:drop-shadow(0 0 5px rgba(76,122,92,.6))}
.hop-label{font:500 10.5px var(--mono);fill:var(--muted)}
.bars{display:grid;gap:10px}
.bar-row{display:grid;grid-template-columns:110px 1fr 50px;gap:10px;align-items:center;font-size:13px}
.bar-row .tr{height:10px;border-radius:99px;background:var(--mint);overflow:hidden}
.bar-row .tr i{display:block;height:100%;width:0;border-radius:99px;background:var(--sage);transition:width .6s var(--ease),background .4s}
.bar-row.best .tr i{background:var(--green)}
.bar-row span:last-child{font-family:var(--mono);font-size:12px;text-align:right}
.badge-class{display:inline-block;padding:5px 14px;border-radius:99px;font-weight:500;font-size:14px;background:var(--mint);color:var(--deep);transition:background .4s,color .4s}
.badge-class.c1{background:#F5EBCF;color:#7B5A14}.badge-class.c2{background:#DCE9F0;color:#2D5565}.badge-class.c3{background:#F4DED8;color:#8A3A28}

/* net diagram */
.net{width:100%;height:auto;display:block}
.net circle{fill:#fff;stroke:var(--sage);stroke-width:1.5;transition:fill .25s,stroke .25s}
.net line{stroke:var(--line-2);stroke-width:1;transition:stroke .3s,stroke-width .3s}

/* tabs inline */
.codetabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}

/* confusion matrix */
.cm{display:grid;gap:3px;font-size:12.5px}
.cm div{display:grid;place-items:center;padding:8px 4px;border-radius:7px;background:var(--cream);font-variant-numeric:tabular-nums;transition:transform .3s var(--ease)}
.cm div:hover{transform:scale(1.08)}
.cm .h{background:transparent;color:var(--muted);font-size:11.5px;text-align:center}

/* toasts */
.toasts{position:fixed;right:20px;bottom:20px;display:grid;gap:8px;z-index:100}
.toast{background:var(--deep);color:#EAF3E3;padding:11px 18px;border-radius:12px;font-size:13.5px;box-shadow:var(--sh-lg);animation:toastIn .5s var(--ease) both}
.toast.out{animation:toastOut .35s var(--ease) forwards}
@keyframes toastIn{from{opacity:0;transform:translateY(14px) scale(.96)}}
@keyframes toastOut{to{opacity:0;transform:translateY(8px)}}

/* finger anim */
.finger-wrap{display:grid;grid-template-columns:200px 1fr;gap:16px;align-items:center}
.sect-note{padding:14px 16px;border-radius:12px;background:var(--mint);color:var(--deep);font-size:13.5px}
.report{white-space:pre-wrap;font-size:14px;line-height:1.7;background:var(--cream);border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.hide{display:none!important}
.sp-between{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.hr{height:1px;background:var(--line);margin:16px 0;border:0}

/* ---- responsive ---- */
@media (max-width:1020px){
  .app{grid-template-columns:1fr;gap:16px}
  .side{position:sticky;top:62px;z-index:40;margin:0 -24px;padding:8px 24px;background:rgba(246,245,236,.88);backdrop-filter:blur(12px)}
  .side-title{display:none}
  .tabs{flex-direction:row;overflow-x:auto;scrollbar-width:none}
  .tabs::-webkit-scrollbar{display:none}
  .tabs a{flex:none;padding:8px 12px}
  .tab-ink{display:none}
  .tabs a.on{background:#fff;border:1px solid var(--line);box-shadow:var(--sh)}
  .tt i{display:none}
  .cards4{grid-template-columns:1fr 1fr}
  .grid3{grid-template-columns:1fr 1fr}
}
@media (max-width:720px){
  .wrap,.wrap-wide{padding:0 16px}
  .top{padding:12px 16px;gap:10px}
  .top-nav{display:none}
  #enterBtn{margin-left:auto}
  .two-col,.grid2,.grid3,.cards4{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr 1fr}
  .flow{grid-template-columns:1fr}
  .flow li{border-left:1px solid var(--line);border-top:none}
  .flow li:first-child{border-radius:var(--r) var(--r) 0 0;border-top:1px solid var(--line)}
  .flow li:last-child{border-radius:0 0 var(--r) var(--r)}
  .side{margin:0 -16px;padding:8px 16px}
  .panel{padding:16px}
  .finger-wrap{grid-template-columns:1fr}
  .pgrid{grid-template-columns:repeat(20,1fr)}
  .bar-row{grid-template-columns:88px 1fr 44px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}

/* dropdown tuzatishlari */
.sel-pop{width:max-content;min-width:100%;max-width:min(520px,88vw)}
.sel-opt span:nth-child(2){white-space:normal}
.panel,.card{position:relative}
.panel:has(.sel.open),.card:has(.sel.open){z-index:30}
.sel-pop{background:#fff}

.grid2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid3{grid-template-columns:repeat(3,minmax(0,1fr))}
.bar-row{grid-template-columns:110px minmax(0,1fr) 50px}.bar-row .tr{min-width:0}
@media (max-width:720px){.grid2,.grid3{grid-template-columns:minmax(0,1fr)}}

/* kirish sahifasida scrollbar ko'rinmaydi (scroll ishlayveradi) */
html.no-sb{scrollbar-width:none;-ms-overflow-style:none}
html.no-sb::-webkit-scrollbar{display:none;width:0;height:0}


/* ===== Kirish sahifasi: butun ekran kengligi ===== */
#view-home .wrap{max-width:none;padding-left:clamp(24px,5.5vw,96px);padding-right:clamp(24px,5.5vw,96px)}
html.no-sb .top{padding-left:clamp(24px,5.5vw,96px);padding-right:clamp(24px,5.5vw,96px)}
.hero{padding-top:min(9vh,90px)}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:clamp(24px,4vw,64px);align-items:center}
.hero h1{font-size:clamp(42px,6.2vw,96px);max-width:14ch}
.hero .lead{max-width:56ch}
.hero-wave{margin-top:0;height:clamp(260px,34vw,420px);position:relative}
.hw-cap{position:absolute;left:16px;top:14px;display:flex;gap:8px;align-items:center;font:500 12px var(--mono);color:var(--muted);background:rgba(255,255,255,.8);padding:5px 12px;border-radius:99px;border:1px solid var(--line)}
.hero-stats{margin-top:34px}
.block-sub{max-width:72ch;margin-top:12px}
.io{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.fmt-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.fmt{display:flex;flex-direction:column;gap:10px;transition:transform .45s var(--ease),box-shadow .45s,border-color .3s}
.fmt:hover{transform:translateY(-5px);box-shadow:var(--sh-lg);border-color:var(--sage)}
.fmt-h{display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.fmt-h h3{font-size:23px;margin:0}
.fmt-h .chip{margin-left:auto;font-size:11.5px}
.tag-s{width:26px;height:26px;border-radius:8px;background:var(--deep);color:#E8F2E0;display:grid;place-items:center;font:400 13px var(--mono)}
.fmt .muted{font-size:14px}
pre.code.sm{margin:auto 0 0;padding:12px 14px;font-size:12px;line-height:1.6;max-height:none;overflow:auto}
.cards3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}
.home-tbl td,.home-tbl th{padding:12px 16px}
.home-tbl td:first-child{white-space:nowrap}
.cta-band{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;margin-top:28px;padding:28px 32px;border-radius:var(--r);background:var(--deep);color:#EAF3E3}
.cta-band h3{font:400 30px var(--serif);margin:0 0 4px}
.cta-band .muted{color:#A9C6B4}
.cta-band .btn-solid{background:#EAF3E3;color:var(--deep)}
.cta-band .btn-solid:hover{background:#fff}
@media (max-width:1020px){.hero-grid{grid-template-columns:1fr}.io,.fmt-grid,.cards3{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:720px){#view-home .wrap,html.no-sb .top{padding-left:16px;padding-right:16px}.io,.fmt-grid,.cards3{grid-template-columns:minmax(0,1fr)}.home-tbl td:first-child{white-space:normal}}


/* ===== Mikroxizmatlar bo'limi tuzatishlari ===== */
.wrap-wide{max-width:1560px}
.top{padding-left:max(24px,calc((100vw - 1560px)/2 + 24px));padding-right:max(24px,calc((100vw - 1560px)/2 + 24px))}
.field>label.switch{justify-content:flex-start;gap:10px;color:var(--ink);font-size:13.5px;font-weight:400;min-height:42px;align-items:center}
.btnrow{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.fields>.field{align-self:end}
.tbl-wrap .tbl{table-layout:auto}
.field>.seg{align-self:flex-start}