:root{
  --paper:#F3EFE6; --paper-2:#EAE4D7; --surface:#FBF9F4; --ink:#1C1B19; --ink-2:#2A2925;
  --muted:#5F5A50; --line:#D6CEBE; --line-dark:#3B3933;
  --accent:#A94E17; --accent-hi:#D9822B; --teal:#1F5F5B; --teal-hi:#4FA39B; --slate:#55606B; --gen:#7A5C9E; --bad:#A3302A; --ok:#2F6B3A;
  --text-xs:clamp(.75rem,.72rem + .15vw,.8125rem);
  --text-sm:clamp(.875rem,.85rem + .15vw,.9375rem);
  --text-base:clamp(1rem,.97rem + .15vw,1.0625rem);
  --text-lg:clamp(1.125rem,1.05rem + .35vw,1.3125rem);
  --text-xl:clamp(1.375rem,1.2rem + .8vw,1.875rem);
  --text-2xl:clamp(1.875rem,1.5rem + 1.8vw,2.875rem);
  --text-hero:clamp(2.375rem,1.6rem + 3.6vw,4.5rem);
  --font-d:'Zodiak',Georgia,serif; --font-b:'Satoshi',system-ui,-apple-system,sans-serif; --font-m:'JetBrains Mono',ui-monospace,monospace;
  --r:6px; --wrap:1200px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:72px;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--font-b);font-size:var(--text-base);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block;height:auto}
a{color:var(--accent);text-underline-offset:2px}
a:hover{color:var(--ink)}
h1,h2,h3,h4{font-family:var(--font-d);font-weight:400;line-height:1.12;margin:0 0 .5em;letter-spacing:-.01em;text-wrap:balance}
h2{font-size:var(--text-2xl)}
h3{font-size:var(--text-xl)}
h4{font-size:var(--text-lg);font-family:var(--font-b);font-weight:700;letter-spacing:0}
p{margin:0 0 1em;text-wrap:pretty}
button,input,select{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--accent-hi);outline-offset:2px}
.mono{font-family:var(--font-m);font-feature-settings:"tnum";letter-spacing:-.01em}
.muted{color:var(--muted)}
.muted-light{color:#A9A497}
.em{font-style:normal;border-bottom:2px solid var(--accent-hi)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.eyebrow{font-family:var(--font-m);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.1em;color:var(--accent);margin:0 0 .75rem}
.eyebrow--light{color:var(--accent-hi)}
.cite{font-family:var(--font-m);font-size:.72em;vertical-align:super;line-height:0;text-decoration:none;color:var(--accent);margin-left:1px}
.cite--light{color:var(--accent-hi)}
.cite:hover{text-decoration:underline}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:44px;padding:10px 20px;border-radius:var(--r);border:1px solid var(--accent);background:var(--accent);color:#fff;font-weight:700;font-size:var(--text-sm);text-decoration:none;cursor:pointer;transition:background .18s,border-color .18s,color .18s,transform .18s}
.btn:hover{background:#8E3F10;border-color:#8E3F10;color:#fff}
.btn:active{transform:translateY(1px)}
.btn--small{min-height:36px;padding:6px 14px}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn--ghost-light{background:transparent;color:#F3EFE6;border-color:#8C877B}
.btn--ghost-light:hover{background:#F3EFE6;color:var(--ink);border-color:#F3EFE6}
.btn--text-light{background:transparent;border-color:transparent;color:#C9C3B5}
.btn--text-light:hover{background:transparent;border-color:transparent;color:#fff;text-decoration:underline}
.btn--block{width:100%}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(243,239,230,.92);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__inner{max-width:var(--wrap);margin:0 auto;padding:10px clamp(16px,4vw,40px);display:flex;align-items:center;gap:24px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-family:var(--font-d);font-weight:400;font-size:1.125rem;white-space:nowrap}
.nav__links{display:flex;gap:18px;flex:1;justify-content:center}
.nav__links a{color:var(--ink-2);text-decoration:none;font-size:var(--text-sm);font-weight:500}
.nav__links a:hover{color:var(--accent)}
@media (max-width:980px){.nav__links{display:none}.nav__inner{justify-content:space-between}}

/* hero */
.hero{position:relative;min-height:min(86vh,780px);display:flex;align-items:flex-end;color:#F7F3EA;overflow:hidden;background:#141821}
.hero picture,.hero__img{position:absolute;inset:0;width:100%;height:100%}
.hero__img{object-fit:cover;object-position:60% 50%}
.hero__scrim{position:absolute;inset:0;background:linear-gradient(90deg,rgba(12,14,20,.86) 0%,rgba(12,14,20,.62) 42%,rgba(12,14,20,.08) 75%),linear-gradient(0deg,rgba(12,14,20,.7) 0%,rgba(12,14,20,0) 40%)}
.hero__content{position:relative;padding-top:120px;padding-bottom:clamp(48px,8vh,96px);width:100%}
.hero h1{font-size:var(--text-hero);max-width:13ch;margin-bottom:.4em;font-weight:400}
.hero__lede{font-size:var(--text-lg);max-width:52ch;color:#E4DED1}
.hero__ctas{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
@media (max-width:700px){.hero{min-height:88vh}.hero__scrim{background:linear-gradient(0deg,rgba(12,14,20,.92) 0%,rgba(12,14,20,.7) 55%,rgba(12,14,20,.25) 100%)}.hero__img{object-position:62% 50%}}

/* stats */
.stats{background:var(--ink);color:#EDE8DC;border-top:1px solid #000}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr)}
.stat{padding:28px 20px 28px 0;display:flex;flex-direction:column;gap:6px;border-right:1px solid var(--line-dark)}
.stat+.stat{padding-left:20px}
.stat:last-child{border-right:0}
.stat__num{font-family:var(--font-m);font-size:var(--text-xl);color:#fff;font-weight:500;letter-spacing:-.02em}
.stat__num small{font-size:.55em;color:#B8B2A4;margin-left:2px}
.stat__label{font-size:var(--text-sm);color:#B8B2A4;line-height:1.45}
.stat .cite{color:var(--accent-hi)}
@media (max-width:860px){.stats__grid{grid-template-columns:1fr 1fr}.stat{border-right:0;border-bottom:1px solid var(--line-dark);padding:20px 12px 20px 0}.stat+.stat{padding-left:0}.stat:nth-child(even){padding-left:12px;border-left:1px solid var(--line-dark)}.stat:nth-child(n+3){border-bottom:0}}

/* sections */
.section{padding:clamp(64px,9vw,120px) 0}
.section--alt{background:var(--paper-2)}
.section--ink{background:var(--ink);color:#EDE8DC}
.section--ink h2,.section--ink h3{color:#fff}
.section__head{max-width:760px;margin-bottom:clamp(32px,4vw,56px)}
.section__lede{font-size:var(--text-lg);color:var(--muted);margin:0}
.section--ink .section__lede,.section__lede--light{color:#BDB7A9}
.h-sub{font-size:var(--text-lg);font-family:var(--font-b);font-weight:700;margin-bottom:1rem}
.prose{max-width:64ch}
.prose--wide{max-width:80ch;margin-bottom:24px}
.prose ul{padding-left:1.2em;margin:0 0 1em}
.prose li{margin-bottom:.45em}

/* basics */
.split{display:grid;grid-template-columns:1.15fr 1fr;gap:clamp(32px,5vw,72px);align-items:start}
.tiers{margin:0;border-top:2px solid var(--ink)}
.tiers__cap{font-size:var(--text-sm);font-weight:700;padding:12px 0}
.tier{display:grid;grid-template-columns:120px 1fr;column-gap:20px;padding:18px 0;border-top:1px solid var(--line)}
.tier__band{grid-row:span 2;font-family:var(--font-m);font-size:var(--text-sm);color:var(--accent);padding-top:4px}
.tier h3{font-size:var(--text-lg);margin:0 0 4px}
.tier p{margin:0;font-size:var(--text-sm);color:var(--muted)}
.modes{margin-top:clamp(48px,6vw,80px)}
.modes__list{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--ink)}
.modes__list li{padding:20px 20px 4px 0;display:flex;gap:12px;font-size:var(--text-sm)}
.modes__list li+li{padding-left:20px;border-left:1px solid var(--line)}
.modes__list .mono{font-size:var(--text-lg);color:var(--accent);line-height:1.2}
@media (max-width:900px){.split{grid-template-columns:1fr}.modes__list{grid-template-columns:1fr 1fr}.modes__list li:nth-child(3){padding-left:0;border-left:0}}
@media (max-width:560px){.modes__list{grid-template-columns:1fr}.modes__list li+li{padding-left:0;border-left:0;border-top:1px solid var(--line)}.tier{grid-template-columns:1fr}.tier__band{grid-row:auto;padding:0 0 4px}}

/* segmented */
.seg{display:inline-flex;flex-wrap:wrap;gap:4px;padding:4px;background:var(--surface);border:1px solid var(--line);border-radius:8px}
.seg button{border:0;background:transparent;padding:8px 14px;border-radius:5px;font-size:var(--text-sm);font-weight:500;cursor:pointer;min-height:40px;color:var(--ink-2)}
.seg button[aria-checked="true"]{background:var(--ink);color:#fff}
.seg button:hover:not([aria-checked="true"]){background:var(--paper-2)}
.seg--dark{background:#2A2925;border-color:var(--line-dark);display:flex;width:100%}
.seg--dark button{flex:1;color:#D6D0C3}
.seg--dark button[aria-checked="true"]{background:var(--accent-hi);color:var(--ink)}
.seg--dark button:hover:not([aria-checked="true"]){background:#34322D}

/* architecture */
.arch{display:grid;grid-template-columns:1fr 320px;gap:24px;align-items:start}
.arch__stage{min-width:0;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px}
#archSvg{width:100%;height:auto;margin-top:12px;display:block}
.arch__swipe{display:none;font-size:var(--text-xs);margin:4px 0 0}
@media (max-width:640px){.arch__scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}#archSvg{width:660px;max-width:none}.arch__swipe{display:block}}
.anode{cursor:pointer}
.anode rect{fill:#fff;stroke:var(--ink);stroke-width:1.25;transition:fill .2s,stroke .2s}
.anode:hover rect,.anode:focus rect{fill:#FFF4E6}
.anode.is-sel rect{fill:var(--ink)}
.anode.is-sel text{fill:#fff}
.anode.is-off rect{stroke-dasharray:4 3;fill:#F2EEE6}
.anode.is-off text{fill:#9A9488}
.anode text{font-family:var(--font-b);font-size:14px;font-weight:700;fill:var(--ink)}
.anode text.sub{font-family:var(--font-m);font-size:10.5px;font-weight:400;fill:var(--muted)}
.anode:focus{outline:none}
.anode:focus-visible rect{stroke:var(--accent-hi);stroke-width:3}
.edge-base{stroke:#D9D2C3;stroke-width:6;fill:none;stroke-linecap:round}
.edge-flow{fill:none;stroke-width:4;stroke-linecap:round;stroke-dasharray:2 12;opacity:0;transition:opacity .3s}
.edge-flow.on{opacity:1;animation:flow 0.9s linear infinite}
.edge-flow.rev{animation-direction:reverse}
.edge-flow.solar{stroke:var(--accent-hi)} .edge-flow.store{stroke:var(--teal)} .edge-flow.grid{stroke:var(--slate)} .edge-flow.gen{stroke:var(--gen)}
.xmark{stroke:var(--bad);stroke-width:4;stroke-linecap:round;opacity:0;transition:opacity .3s}
.xmark.on{opacity:1}
@keyframes flow{to{stroke-dashoffset:-28}}
@media (prefers-reduced-motion:reduce){.edge-flow.on{animation:none;stroke-dasharray:none}html{scroll-behavior:auto}}
.legend{display:flex;flex-wrap:wrap;gap:16px;font-size:var(--text-xs);color:var(--muted);margin-top:8px}
.sw{display:inline-block;width:18px;height:4px;border-radius:2px;margin-right:6px;vertical-align:middle}
.sw--solar{background:var(--accent-hi)}.sw--store{background:var(--teal)}.sw--grid{background:var(--slate)}.sw--gen{background:var(--gen)}
.arch__info{position:sticky;top:84px;background:var(--ink);color:#E8E3D7;border-radius:10px;padding:22px}
.arch__info h3{color:#fff;font-size:var(--text-lg)}
.arch__info hr{border:0;border-top:1px solid var(--line-dark);margin:18px 0}
.arch__info .muted{color:#B3AD9F}
.arch__mode{font-size:var(--text-sm);margin:0}
.arch__price{color:var(--accent-hi);font-size:var(--text-sm);margin:0}
@media (max-width:960px){.arch{grid-template-columns:minmax(0,1fr)}.arch__info{position:static}}

/* tabs */
.tabs__list{display:flex;gap:2px;border-bottom:1px solid var(--ink);overflow-x:auto;scrollbar-width:thin}
.tabs__list button{border:0;background:transparent;padding:12px 16px;font-weight:700;font-size:var(--text-sm);cursor:pointer;color:var(--muted);white-space:nowrap;border-bottom:3px solid transparent;margin-bottom:-1px;min-height:44px}
.tabs__list button[aria-selected="true"]{color:var(--ink);border-bottom-color:var(--accent)}
.tabs__list button:hover{color:var(--ink)}
.tabs__panel{padding-top:32px}
.panel-grid{display:grid;grid-template-columns:1fr 360px;gap:clamp(24px,4vw,56px);align-items:start;margin-top:8px}
@media (max-width:900px){.panel-grid{grid-template-columns:1fr}}
.pricecard{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:20px 22px}
.pricecard h4{font-family:var(--font-m);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--accent);font-weight:500}
.pricecard dl{margin:0}
.pricecard dl div{display:flex;justify-content:space-between;gap:12px;padding:10px 0;border-top:1px solid var(--line);font-size:var(--text-sm)}
.pricecard dt{color:var(--muted)}
.pricecard dt{flex:1 1 auto;min-width:0}
.pricecard dd{margin:0;text-align:right;font-weight:500;flex:0 1 auto;max-width:58%}
.note{font-size:var(--text-xs);color:var(--muted);margin:12px 0 0}

/* tables */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:10px;background:var(--surface);margin-bottom:32px}
.ctable{width:100%;border-collapse:collapse;font-size:var(--text-sm);min-width:760px}
.ctable th,.ctable td{padding:12px 14px;text-align:left;vertical-align:top;border-bottom:1px solid var(--line)}
.ctable thead th{font-family:var(--font-m);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:500;background:var(--paper)}
.ctable tbody th{font-weight:700;width:16%}
.ctable tr:last-child th,.ctable tr:last-child td{border-bottom:0}
.ctable--std tbody th{width:24%}
.tag{display:inline-block;font-family:var(--font-m);font-size:11px;padding:2px 7px;border-radius:3px;background:var(--paper-2);color:var(--ink-2);margin:0 4px 4px 0}
.tag--ok{background:#DDEBDD;color:#1F4D27}.tag--warn{background:#F5E3C8;color:#7A4510}.tag--bad{background:#F2D9D6;color:#7E231E}

/* assembler */
.asm{display:grid;grid-template-columns:400px 1fr;gap:clamp(24px,3vw,40px);align-items:start}
@media (max-width:1040px){.asm{grid-template-columns:1fr}}
.asm__controls{display:flex;flex-direction:column;gap:14px}
.group{border:1px solid var(--line-dark);border-radius:10px;padding:16px 16px 14px;margin:0;background:#232220;min-width:0}
.group legend{font-family:var(--font-m);font-size:var(--text-xs);text-transform:uppercase;letter-spacing:.08em;color:var(--accent-hi);padding:0 6px}
.field{display:flex;flex-direction:column;gap:5px;font-size:var(--text-sm);margin-top:10px;min-width:0}
.field span{color:#C9C3B5}
.field input,.field select{background:#141412;border:1px solid #4A4740;border-radius:5px;padding:9px 10px;color:#F3EFE6;min-height:40px;width:100%}
.field input:focus,.field select:focus{border-color:var(--accent-hi);outline:none}
.field2 .field{justify-content:flex-end}
.field2{display:grid;grid-template-columns:repeat(auto-fit,minmax(100px,1fr));gap:10px}
.range{display:block;margin-top:6px;font-size:var(--text-sm);color:#C9C3B5}
.range span{display:flex;justify-content:space-between}
.range output{color:#fff}
.range input{width:100%;accent-color:var(--accent-hi);margin-top:8px;min-height:28px}
.check{display:flex;align-items:flex-start;gap:10px;margin-top:12px;font-size:var(--text-sm);color:#D6D0C3;cursor:pointer}
.check input{width:18px;height:18px;margin-top:2px;accent-color:var(--accent-hi);flex:none}
.check.is-disabled{opacity:.45;cursor:not-allowed}
.hint{font-size:var(--text-xs);color:#A9A497;margin:10px 0 0}
.hint--dark{color:var(--muted);margin-top:24px;max-width:90ch}
.loads{display:grid;grid-template-columns:1fr 1fr;gap:6px;margin-top:6px}
.load{display:flex;align-items:center;gap:8px;padding:7px 9px;border:1px solid #3E3C36;border-radius:5px;font-size:var(--text-xs);cursor:pointer;line-height:1.3;transition:border-color .15s,background .15s;color:#D6D0C3;min-height:40px}
.load input{accent-color:var(--accent-hi);flex:none;width:15px;height:15px}
.load:has(input:checked){border-color:var(--accent-hi);background:#2E2A22;color:#fff}
.load small{display:block;color:#9A9488;font-family:var(--font-m);font-size:10.5px}
@media (max-width:420px){.loads{grid-template-columns:1fr}}

.asm__out{position:sticky;top:76px}
@media (max-width:1040px){.asm__out{position:static}}
.kpis{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line-dark);border-radius:10px;overflow:hidden}
.kpi{padding:16px;display:flex;flex-direction:column;gap:3px;border-right:1px solid var(--line-dark);min-width:0}
.kpi:nth-child(2n){border-right:0}.kpi:nth-child(-n+2){border-bottom:1px solid var(--line-dark)}
.kpi__label{font-size:var(--text-xs);color:#A9A497}
.kpi__num{font-size:var(--text-xl);color:#fff;font-weight:500;line-height:1.15;white-space:nowrap}
.kpi__sub{font-size:var(--text-xs);color:#C9C3B5}
.kpi:first-child .kpi__num{color:var(--accent-hi)}
@media (max-width:400px){.kpi__num{font-size:1.25rem}}
.bom{margin-top:16px;border:1px solid var(--line-dark);border-radius:10px;overflow:hidden;background:#211F1D}
.bom__head{display:flex;justify-content:space-between;align-items:baseline;padding:14px 16px;border-bottom:1px solid var(--line-dark);gap:12px}
.bom__head h3{font-size:var(--text-lg);margin:0}
.bom__head span{font-size:var(--text-xs);color:#A9A497}
.bom__table{width:100%;border-collapse:collapse;font-size:var(--text-sm)}
.bom__table th,.bom__table td{padding:9px 12px;text-align:left;border-bottom:1px solid #34322D;vertical-align:top}
.bom__table thead th{font-family:var(--font-m);font-size:11px;color:#A9A497;font-weight:500;text-transform:uppercase;letter-spacing:.05em}
.bom__table td.num,.bom__table th.num{text-align:right;font-family:var(--font-m);white-space:nowrap}
.bom__table td.spec{color:#B3AD9F;font-size:var(--text-xs)}
.bom__table td.spec .est{color:var(--accent-hi);font-family:var(--font-m)}
.bom__table tfoot td{font-weight:700;color:#fff;border-bottom:0;border-top:1px solid #4A4740}
.bom__table tfoot tr.credit td{color:#9FD3A7;font-weight:500;border-top:0}
.bom__table tbody tr:hover{background:#28261F}
@media (max-width:640px){.bom__table .spec{display:none}.bom__table th:nth-child(2){display:none}.bom__table th,.bom__table td{padding:8px}}
.flags{list-style:none;padding:0;margin:16px 0 0;display:flex;flex-direction:column;gap:8px}
.flags li{font-size:var(--text-sm);padding:10px 12px;border-radius:6px;background:#2A2925;display:flex;gap:10px;align-items:flex-start;color:#E4DED1}
.flags li b{font-family:var(--font-m);font-size:11px;padding:2px 6px;border-radius:3px;flex:none;margin-top:2px}
.flags .w b{background:#E8A33D;color:#1C1B19}.flags .i b{background:#4FA39B;color:#0F1F1E}.flags .x b{background:#E06A5F;color:#1C1B19}
.asm__actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}

/* inline cta */
.cta-inline{background:var(--accent);color:#fff}
.cta-inline__inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding-top:22px;padding-bottom:22px;flex-wrap:wrap}
.cta-inline p{margin:0;font-size:var(--text-lg)}
.cta-inline .btn{background:var(--ink);border-color:var(--ink)}
.cta-inline .btn:hover{background:#000}

/* checklist */
.chk{display:grid;grid-template-columns:260px 1fr;gap:clamp(24px,4vw,56px);align-items:start}
.chk__progress{position:sticky;top:84px}
.bar{height:8px;background:var(--paper-2);border-radius:4px;overflow:hidden;border:1px solid var(--line)}
.bar span{display:block;height:100%;width:0;background:var(--accent);transition:width .3s}
.chk__progress p{font-size:var(--text-sm);margin:10px 0 16px}
.chk__groups{display:grid;grid-template-columns:1fr 1fr;gap:32px 40px}
.cgroup h3{font-size:var(--text-lg);padding-bottom:8px;border-bottom:2px solid var(--ink);display:flex;justify-content:space-between;align-items:baseline;gap:8px}
.cgroup h3 span{font-family:var(--font-m);font-size:var(--text-xs);color:var(--muted);font-weight:400}
.citem{display:grid;grid-template-columns:22px 1fr;gap:10px;padding:12px 0;border-bottom:1px solid var(--line);cursor:pointer}
.citem input{width:18px;height:18px;margin-top:3px;accent-color:var(--accent)}
.citem strong{display:block;font-size:var(--text-sm)}
.citem small{display:block;color:var(--muted);font-size:var(--text-xs);line-height:1.5;margin-top:2px}
.citem:has(input:checked) strong{text-decoration:line-through;text-decoration-color:var(--accent);color:var(--muted)}
@media (max-width:900px){.chk{grid-template-columns:1fr}.chk__progress{position:static}.chk__groups{grid-template-columns:1fr}}

/* costs */
.costs{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:stretch}
@media (max-width:960px){.costs{grid-template-columns:1fr}}
.chart-card{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px}
.chart-card--plain{margin-top:16px}
.chart-box{position:relative;height:420px}
.chart-box--tall{height:340px}
@media (max-width:600px){.chart-box{height:380px}.chart-box--tall{height:300px}}
.arche{display:flex;flex-direction:column;gap:12px}
.acard{background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:16px 18px}
.acard h4{margin:0 0 4px;font-size:var(--text-base)}
.acard p{margin:0;font-size:var(--text-sm);color:var(--muted)}
.acard .mono{color:var(--ink);font-size:var(--text-lg);display:block;margin-top:6px}
.acard button{margin-top:10px}
.incent{margin-top:clamp(40px,5vw,64px)}
.incent__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--ink)}
.incent__grid>div{padding:20px 24px 0 0;font-size:var(--text-sm)}
.incent__grid>div+div{padding-left:24px;border-left:1px solid var(--line)}
.incent h4{font-size:var(--text-base)}
@media (max-width:860px){.incent__grid{grid-template-columns:1fr}.incent__grid>div+div{padding-left:0;border-left:0;border-top:1px solid var(--line)}}

/* resilience */
.res{display:grid;grid-template-columns:300px 1fr;gap:clamp(24px,3vw,40px);align-items:start}
@media (max-width:960px){.res{grid-template-columns:1fr}}
.res__pick{display:flex;flex-direction:column;gap:8px}
.scen{text-align:left;border:1px solid var(--line);background:var(--surface);border-radius:8px;padding:14px 16px;cursor:pointer;transition:border-color .15s,background .15s}
.scen:hover{border-color:var(--ink)}
.scen[aria-checked="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.scen strong{display:block;font-size:var(--text-base);font-family:var(--font-d);font-weight:400}
.scen span{display:block;font-size:var(--text-xs);color:var(--muted);margin-top:3px;line-height:1.45}
.scen[aria-checked="true"] span{color:#C9C3B5}
.scen .mono{color:var(--accent);font-size:11px;margin-top:6px}
.scen[aria-checked="true"] .mono{color:var(--accent-hi)}
@media (max-width:960px){.res__pick{display:grid;grid-template-columns:1fr 1fr}}
@media (max-width:480px){.res__pick{grid-template-columns:1fr}}
.res__kpis{display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--ink)}
.rk{padding:14px 12px 10px 0;display:flex;flex-direction:column;gap:2px;min-width:0}
.rk+.rk{padding-left:14px;border-left:1px solid var(--line)}
.rk__label{font-size:var(--text-xs);color:var(--muted)}
.rk__num{font-size:var(--text-xl);font-weight:500;white-space:nowrap}
@media (max-width:640px){.res__kpis{grid-template-columns:1fr 1fr}.rk:nth-child(3){padding-left:0;border-left:0}.rk:nth-child(n+3){border-top:1px solid var(--line)}}
.res__verdict{margin-top:16px;padding:16px 18px;border-radius:8px;background:var(--surface);border:1px solid var(--line);font-size:var(--text-sm)}
.res__verdict strong{font-family:var(--font-d);font-weight:400;font-size:var(--text-lg);display:block;margin-bottom:4px}
.res__verdict.good{border-color:#9BC4A1;background:#EEF5EC}
.res__verdict.mid{border-color:#E1BE85;background:#FBF1E2}
.res__verdict.bad{border-color:#DDA49E;background:#FAEDEB}
.res__photo{margin:24px 0 0;display:grid;grid-template-columns:1.3fr 1fr;gap:20px;align-items:center}
.res__photo img{border-radius:8px;aspect-ratio:16/9;object-fit:cover;width:100%}
.res__photo figcaption{font-size:var(--text-sm);color:var(--muted)}
@media (max-width:640px){.res__photo{grid-template-columns:1fr}}

/* subscribe */
.subscribe__grid{display:grid;grid-template-columns:1.1fr 1fr;gap:clamp(32px,5vw,80px);align-items:start}
@media (max-width:900px){.subscribe__grid{grid-template-columns:1fr}}
.sub__list{padding:0;list-style:none;margin:24px 0 0}
.sub__list li{padding:12px 0 12px 28px;border-top:1px solid var(--line-dark);position:relative;font-size:var(--text-sm);color:#D6D0C3}
.sub__list li::before{content:"";position:absolute;left:0;top:20px;width:14px;height:2px;background:var(--accent-hi)}
.subform{background:#24231F;border:1px solid var(--line-dark);border-radius:12px;padding:24px}
.field--light span{color:#C9C3B5}
.check--light{margin:16px 0}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.sub__msg{min-height:1.5em;margin:12px 0 0;font-size:var(--text-sm)}
.sub__msg.ok{color:#9FD3A7}.sub__msg.err{color:#F0A097}
.field input.invalid{border-color:#E06A5F}

/* sources */
.sources{columns:2;column-gap:48px;font-size:var(--text-xs);color:var(--muted);padding-left:1.6em;margin:0}
.sources li{break-inside:avoid;margin-bottom:10px;padding-left:4px}
.sources li:target{background:#F5E3C8;color:var(--ink)}
.sources a{word-break:break-word}
@media (max-width:760px){.sources{columns:1}}

.foot{border-top:1px solid var(--line);padding:32px 0 48px;font-size:var(--text-sm)}
.foot__inner p{max-width:90ch}
.toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);background:var(--ink);color:#fff;padding:12px 18px;border-radius:8px;font-size:var(--text-sm);opacity:0;pointer-events:none;transition:opacity .2s,transform .2s;z-index:80;max-width:90vw}
.toast.show{opacity:1;transform:translate(-50%,0)}

@media print{
  #sources,.nav,.hero,.stats,.cta-inline,#architecture,#components,#assembler,#costs,#resilience,#standards,#subscribe,#basics,.foot,.chk__progress .btn{display:none!important}
  body{background:#fff}.section{padding:0}.chk{grid-template-columns:1fr}.chk__groups{grid-template-columns:1fr 1fr}
}