/* abcomp.ru. Образ — печатная плата: тёмно-зелёная паяльная маска с дорожками, золотые площадки, срезанный угол как ключ микросхемы. */
@font-face{font-family:"Golos Text";font-style:normal;font-weight:400 900;font-display:swap;src:url(../fonts/golos-text-cyrillic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Golos Text";font-style:normal;font-weight:400 900;font-display:swap;src:url(../fonts/golos-text-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Golos Text";font-style:normal;font-weight:400 900;font-display:swap;src:url(../fonts/golos-text-rub.woff2) format("woff2");unicode-range:U+20BD}
@font-face{font-family:"Dela Gothic One";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/dela-gothic-one-cyrillic.woff2) format("woff2");unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"Dela Gothic One";font-style:normal;font-weight:400;font-display:swap;src:url(../fonts/dela-gothic-one-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
/* Раскладка: тёмный первый экран (слева подбор, справа системный блок с вращающимися кулерами), ниже светлые разделы и тёмные полосы. */
:root{
  --bg:#ECEFEC;            /* анодированный алюминий */
  --surface:#FFFFFF;
  --surface-2:#F4F6F4;
  --ink:#13201B;
  --muted:#54645C;
  --line:#CBD4CE;
  --mask:#0C4635;          /* паяльная маска */
  --mask-2:#0F5742;
  --deep:#072E22;          /* шапка и подвал */
  --mask-ink:#EAF4EE;
  --mask-muted:#A9CDBD;
  --trace:#6FD9AE;         /* дорожки */
  --pad:#E5AC3A;           /* позолоченные площадки */
  --pad-ink:#2A1E00;
  --accent:#0E6B50;
  --err:#A93B28;
  --display:"Dela Gothic One","Golos Text",Arial,sans-serif; /* одно начертание: вес всегда 400, иначе браузер нарисует ложный жирный */
  --body:"Golos Text","Segoe UI",Roboto,Arial,sans-serif;
  --gut:clamp(16px,4vw,32px);
  --pcb:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='260' height='260' fill='none' stroke='%236FD9AE' stroke-opacity='.13' stroke-width='1.5'%3E%3Cpath d='M0 40h70l30 30h160M0 120h30l40 40v100M130 0v40l40 40h90M200 260v-70l-40-40h-50l-30-30M0 210h40l30 30v20'/%3E%3Ccircle cx='70' cy='40' r='4'/%3E%3Ccircle cx='170' cy='80' r='4'/%3E%3Ccircle cx='80' cy='120' r='4'/%3E%3Ccircle cx='200' cy='190' r='4'/%3E%3Ccircle cx='40' cy='210' r='4'/%3E%3C/svg%3E");
  --cut:polygon(0 0,calc(100% - 14px) 0,100% 14px,100% 100%,0 100%);
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0A1612;--surface:#11221C;--surface-2:#162B23;--ink:#E7EFEA;--muted:#9DB0A6;--line:#274237;
    --mask:#114636;--mask-2:#155643;--deep:#0B2A20;--pad:#EDB84B;--accent:#6FD9AE;--err:#F08A76;color-scheme:dark
  }
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1rem/1.55 var(--body);-webkit-text-size-adjust:100%}
h1,h2,h3,p,ul,ol,figure{margin:0}
ul,ol{padding:0;list-style:none}
a{color:inherit}
button,input,textarea{font:inherit;color:inherit}
:focus-visible{outline:3px solid var(--pad);outline-offset:2px}
.wrap{max-width:1180px;margin-inline:auto;padding-inline:var(--gut)}
h1,h2,h3,.disp{font-family:var(--display);font-weight:400;line-height:1.14;text-wrap:balance;letter-spacing:0}
h1{font-size:clamp(1.7rem,1.05rem + 3vw,3rem)}
h2{font-size:clamp(1.35rem,1rem + 1.6vw,2.05rem)}
h3{font:700 1.22rem/1.25 var(--body);letter-spacing:0}
.lead{font-size:clamp(1.02rem,.95rem + .4vw,1.2rem);color:var(--muted);max-width:34em}
.sec{padding-block:clamp(48px,7vw,88px)}
.sec-head{display:flex;flex-direction:column;gap:10px;margin-bottom:clamp(24px,3vw,36px)}
.sec-head p{color:var(--muted);max-width:40em}
[id]{scroll-margin-top:84px}
.ico{width:24px;height:24px;flex:none;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.ico-tile{display:grid;place-items:center;width:46px;height:46px;flex:none;background:var(--mask);color:var(--trace);clip-path:polygon(0 0,calc(100% - 10px) 0,100% 10px,100% 100%,0 100%)}

/* кнопки */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:10px 22px;border:0;cursor:pointer;
  font:600 1rem/1.2 var(--body);text-decoration:none;background:var(--mask);color:var(--mask-ink);
  clip-path:polygon(0 0,calc(100% - 12px) 0,100% 12px,100% 100%,0 100%);transition:background .15s,filter .15s}
.btn:hover{background:var(--mask-2)}
.btn--gold{background:var(--pad);color:var(--pad-ink)}
.btn--gold:hover{background:var(--pad);filter:brightness(1.08)}
.btn--ghost{background:transparent;color:var(--ink);clip-path:none;border:1.5px solid var(--line);border-radius:4px}
.btn--ghost:hover{background:var(--surface-2)}
.btn--sm{min-height:40px;padding:8px 16px;font-size:.94rem}
.link{background:none;border:0;padding:0;cursor:pointer;color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* шапка */
.top{position:sticky;top:0;z-index:20;background:var(--deep);color:var(--mask-ink);border-bottom:1px solid color-mix(in srgb,var(--trace) 22%,transparent)}
.top .wrap{display:flex;align-items:center;gap:20px;min-height:64px}
.logo{display:inline-flex;align-items:center;gap:2px;text-decoration:none;font:400 1.3rem/1 var(--display)}
.logo b{display:inline-block;padding:5px 7px 6px;margin-right:2px;background:var(--pad);color:var(--pad-ink);font-weight:400;
  clip-path:polygon(0 0,calc(100% - 8px) 0,100% 8px,100% 100%,0 100%)}
.nav{display:flex;gap:22px;margin-left:auto;font-weight:500}
.nav a{text-decoration:none;padding-block:8px}
.nav a:hover{color:var(--trace)}
.nav a[aria-current="page"]{color:var(--pad);box-shadow:inset 0 -2px 0 var(--pad)}
.nav-phone{font-weight:700;white-space:nowrap}
.top .btn{margin-left:4px}
.burger{display:none;margin-left:auto;width:44px;height:44px;border:1.5px solid color-mix(in srgb,var(--trace) 40%,transparent);border-radius:4px;background:transparent;cursor:pointer}
.burger span,.burger span::before,.burger span::after{display:block;width:20px;height:2px;background:var(--mask-ink);margin:auto;position:relative;content:""}
.burger span::before{position:absolute;top:-6px}.burger span::after{position:absolute;top:6px}

/* первый экран: плата */
.hero{position:relative;overflow:hidden;background:var(--mask) var(--pcb);color:var(--mask-ink);padding-block:clamp(28px,4.5vw,56px) clamp(40px,5vw,68px)}
.hero::before{content:"";position:absolute;right:-12%;top:-30%;width:70%;aspect-ratio:1;pointer-events:none;
  background:radial-gradient(circle,color-mix(in srgb,var(--trace) 20%,transparent),transparent 62%)}
.hero>.wrap{position:relative;z-index:1}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:clamp(24px,4vw,56px);align-items:start}
.hero-copy{display:flex;flex-direction:column;gap:18px;min-width:0}
.hero .lead{color:var(--mask-muted)}
.hero>.wrap:first-child:not(.hero-grid){margin-bottom:14px}
/* сигналы бегут по дорожкам */
.sig{position:absolute;inset:0;width:100%;height:100%;pointer-events:none}
.sig path{fill:none;stroke:var(--pad);stroke-width:2.5;stroke-linecap:round;stroke-dasharray:36 1400;stroke-dashoffset:36;animation:sig 9s linear infinite}
.sig path:nth-child(2){animation-delay:-3s;animation-duration:11s}
.sig path:nth-child(3){animation-delay:-6s;animation-duration:8s;stroke:var(--trace)}
.sig path:nth-child(4){animation-delay:-1.5s;animation-duration:12s;stroke:var(--trace)}
@keyframes sig{to{stroke-dashoffset:-1400}}

/* квиз */
.quiz{margin-top:10px;background:var(--surface);color:var(--ink);border:1px solid var(--line);border-radius:6px;padding:clamp(16px,2.4vw,26px);display:flex;flex-direction:column;gap:16px;
  box-shadow:0 24px 48px -24px rgba(0,0,0,.55)}
.quiz-bar{display:flex;align-items:center;gap:14px;font-size:.9rem;color:var(--muted)}
.quiz-bar .track{flex:1;height:6px;background:var(--surface-2);border:1px solid var(--line);border-radius:3px;overflow:hidden}
.quiz-bar .fill{display:block;height:100%;width:33%;background:var(--pad);transition:width .25s}
.quiz h2{font-size:clamp(1.1rem,.95rem + .6vw,1.35rem)}
.opts{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,150px),1fr));gap:10px}
.opt{display:flex;flex-direction:column;gap:3px;text-align:left;padding:13px 14px;min-height:64px;background:var(--surface-2);
  border:1.5px solid var(--line);border-radius:4px;cursor:pointer;transition:border-color .15s,background .15s,transform .15s}
.opt,.opt:visited{text-decoration:none;color:inherit}
.opt:hover{border-color:var(--accent);transform:translateY(-2px)}
.opt strong{font-weight:600}
.opt span{font-size:.88rem;color:var(--muted);line-height:1.35}
.opt .ico{width:26px;height:26px;color:var(--accent);margin-bottom:5px}
.opt[aria-pressed="true"]{border-color:var(--pad);background:color-mix(in srgb,var(--pad) 16%,var(--surface))}
.opts--chips{display:flex;flex-wrap:wrap}
.opts--chips .opt{min-height:44px;flex-direction:row;align-items:center;padding:9px 14px}
.quiz-foot{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px}
.res{display:grid;gap:10px}
.res-item{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:4px 16px;align-items:baseline;padding:14px;background:var(--surface-2);border:1.5px solid var(--line);border-radius:4px}
.res-item.is-best{border-color:var(--pad);background:color-mix(in srgb,var(--pad) 14%,var(--surface))}
.res-item small{grid-column:1/-1;color:var(--muted);font-size:.9rem}
.res-item .tag{font-size:.82rem;font-weight:600;color:var(--accent)}
.res-item .nm{font:700 1.08rem/1.25 var(--body)}
.res-item .pr{font:700 1.08rem/1.25 var(--body);font-variant-numeric:tabular-nums;white-space:nowrap}
.note{font-size:.92rem;color:var(--muted)}

/* системный блок и «азбука» */
.board{position:relative;background:var(--mask) var(--pcb);color:var(--mask-ink);padding:clamp(18px,2.4vw,28px);display:flex;flex-direction:column;gap:14px;min-width:0;
  clip-path:polygon(0 0,calc(100% - 32px) 0,100% 32px,100% 100%,0 100%)}
.board--bare{background:none;clip-path:none;padding:0}
.board .pc{max-width:440px;margin-inline:auto}
.board h2{font-size:1.12rem}
.board>p{color:var(--mask-muted);font-size:.95rem;min-height:4.4em}
.legend{display:grid;grid-template-columns:repeat(auto-fit,minmax(168px,1fr));gap:8px}
.legend button{display:flex;align-items:center;gap:10px;min-height:44px;padding:6px 10px 6px 6px;text-align:left;cursor:pointer;
  background:color-mix(in srgb,var(--deep) 55%,transparent);color:var(--mask-ink);border:1.5px solid color-mix(in srgb,var(--trace) 40%,transparent);border-radius:4px;font-weight:500;transition:border-color .15s,background .15s}
.legend button i{flex:none;display:grid;place-items:center;width:28px;height:28px;background:var(--pad);color:var(--pad-ink);font:400 .88rem/1 var(--display);font-style:normal;
  clip-path:polygon(0 0,calc(100% - 7px) 0,100% 7px,100% 100%,0 100%)}
.legend button:hover{border-color:var(--trace)}
.legend button[aria-pressed="true"]{border-color:var(--pad);background:color-mix(in srgb,var(--pad) 18%,transparent)}

/* рисунок системного блока (app/pc.php) */
.pc{--pc-case:#06231A;--pc-case-2:#0A2E22;--pc-front:#041A13;--pc-in:#082A20;--pc-edge:#2F6B57;--pc-board:#0E4A39;--pc-metal:#7E9A8E;--pc-metal-2:#55756A;--pc-part:#0B1F18;--pc-well:#041712;--pc-blade:#9CC9B8;--pc-hub:#C9DED5;
  --glow-a:var(--trace);--glow-b:var(--pad);display:block;width:100%;height:auto}
.pc--glow-green{--glow-b:var(--trace)}
.pc--glow-gold{--glow-a:var(--pad)}
.pc--glow-none{--glow-a:#6F8F82;--glow-b:#6F8F82}
.pc--white{--pc-case:#E8EEEA;--pc-case-2:#DCE4DF;--pc-front:#D3DCD6;--pc-edge:#9FB3A8;--pc-part:#F4F7F5;--pc-well:#EEF2EF;--pc-blade:#A9BBB1;--pc-hub:#6F877B}
.pc-shadow{fill:#000;opacity:.22}
.pc-foot{fill:var(--pc-front)}
.pc-case{fill:var(--pc-case);stroke:var(--pc-edge);stroke-width:2}
.pc-front{fill:var(--pc-front)}
.pc-mesh{fill:none;stroke:var(--pc-edge);stroke-width:1.5;opacity:.45;stroke-linecap:round}
.pc-glass{fill:var(--pc-in)}
.pc-shroud{fill:var(--pc-case-2)}
.pc-board{fill:var(--pc-board);stroke:var(--pc-edge);stroke-width:1}
.pc-trace{fill:none;stroke:var(--trace);stroke-width:1.5;opacity:.35}
.pc-hole{fill:var(--pc-in);stroke:var(--pad);stroke-width:1.5;opacity:.8}
.pc-io{fill:var(--pc-metal-2)}
.pc-sink{fill:var(--pc-metal)}
.pc-fin{fill:none;stroke:var(--pc-case);stroke-width:1.5;opacity:.5}
.pc-slot{fill:none;stroke:var(--pc-edge);stroke-width:1.5;stroke-dasharray:4 4}
.pc-cable{fill:none;stroke:#03120D;stroke-width:6;stroke-linecap:round}
.pc-tube{fill:none;stroke:#03120D;stroke-width:9;stroke-linecap:round}
.pc-frame,.pc-gpu,.pc-pump{fill:var(--pc-part);stroke:var(--pc-edge);stroke-width:1.5}
.pc-cpu{fill:var(--pc-metal);stroke:var(--pc-well);stroke-width:2}
.pc-die{fill:var(--pc-well);opacity:.35}
.pc-ram{fill:var(--pc-part);stroke:var(--pc-edge);stroke-width:1}
.fan-well{fill:var(--pc-well);stroke:var(--pc-edge);stroke-width:1.5}
.fan-blade{fill:var(--pc-blade);opacity:.8}
.fan-hub{fill:var(--pc-hub);stroke:var(--pc-well);stroke-width:1.5}
.lit-s{fill:none;stroke-width:2.5}
.lit-s.lit-a{stroke:var(--glow-a)}
.lit-s.lit-b{stroke:var(--glow-b)}
.lit-s.lit-halo{stroke-width:9;opacity:.22}
.lit-f.lit-a{fill:var(--glow-a)}
.lit-f.lit-b{fill:var(--glow-b)}
.lit-f.lit-halo{opacity:.2}
.pc .lit-s,.pc .lit-f{transition:opacity .4s}
.pc-refl{fill:#fff;opacity:.045;pointer-events:none}
.pc-power{fill:var(--pc-part)}
.pc-power-ico{fill:none;stroke:var(--glow-a);stroke-width:2.2;stroke-linecap:round}
.pc-pwr-hit{fill:transparent}
.pc .hl{fill:transparent;stroke:transparent;stroke-width:3;pointer-events:none;transition:stroke .15s,fill .15s}
.pc--live .hl{pointer-events:all}
.pc--live .part,.pc--live .pc-pwr{cursor:pointer}
.pc--live .part:hover .hl{stroke:color-mix(in srgb,var(--pad) 55%,transparent)}
.pc .part.is-on .hl{stroke:var(--pad);fill:color-mix(in srgb,var(--pad) 16%,transparent)}
.pc .bdg{pointer-events:none}
.pc .bdg polygon{fill:var(--pad)}
.pc .bdg text{fill:var(--pad-ink);font:400 13px var(--display);text-anchor:middle}
.fan-rot{animation:pc-spin var(--dur,5s) linear infinite}
.pc-cpufan .fan-rot{--dur:var(--spin-cpu,4s)}
.pc-casefans .fan-rot{--dur:var(--spin-case,6s)}
.pc [data-part="gpu"] .fan-rot{--dur:var(--spin-gpu,5s)}
.pc [data-part="psu"] .fan-rot{--dur:9s}
@keyframes pc-spin{to{transform:rotate(360deg)}}
.pc.is-off .fan-rot{animation-play-state:paused}
.pc.is-off .lit-s,.pc.is-off .lit-f{opacity:.07}
.pc--mini .fan-rot{animation-play-state:paused}
.build:hover .pc--mini .fan-rot,.build:focus-within .pc--mini .fan-rot,.build.is-live .pc--mini .fan-rot{animation-play-state:running}

/* обещания под первым экраном */
.facts{background:var(--surface);border-bottom:1px solid var(--line)}
.facts ul{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr));gap:20px 28px;padding-block:26px}
.facts li{display:grid;grid-template-columns:auto minmax(0,1fr);gap:2px 14px;align-items:start}
.facts .ico-tile{grid-row:span 2}
.facts strong{font:400 .96rem/1.3 var(--display)}
.facts span{color:var(--muted);font-size:.93rem}

/* сборки */
.builds{display:grid;gap:14px}
.build{display:grid;grid-template-columns:156px minmax(0,1.15fr) minmax(0,1fr) auto;grid-template-areas:"pic main parts buy" "smeta smeta smeta smeta";gap:18px 28px;align-items:start;
  padding:clamp(16px,2vw,24px);background:var(--surface);border:1px solid var(--line);border-radius:6px;transition:border-color .2s,box-shadow .2s,transform .2s}
.build:hover{border-color:var(--accent);transform:translateY(-2px);box-shadow:0 18px 34px -22px color-mix(in srgb,var(--mask) 75%,transparent)}
.build-pic{grid-area:pic;display:block;padding:12px 14px 6px;background:var(--surface-2);border:1px solid var(--line);border-radius:4px;transition:background .2s}
.build:hover .build-pic{background:color-mix(in srgb,var(--trace) 22%,var(--surface-2))}
.build-pic img{display:block;width:100%;height:auto;aspect-ratio:1/1.1;object-fit:cover}
.build-main{grid-area:main;display:flex;flex-direction:column;gap:10px;min-width:0}
.build-main p{color:var(--muted)}
.build-title{font:700 1.22rem/1.25 var(--body);letter-spacing:0}
.build-title a,.work h3 a{text-decoration:none}
.build-title a:hover,.work h3 a:hover{text-decoration:underline;text-underline-offset:3px}
.meters{display:flex;flex-wrap:wrap;gap:6px 22px;font-size:.9rem;color:var(--muted)}
.meter{display:inline-flex;align-items:center;gap:8px}
.meter b{display:inline-flex;gap:3px}
.meter b i{width:14px;height:8px;background:var(--line)}
.meter b i.on{background:var(--accent)}
.parts{grid-area:parts;display:grid;gap:7px;font-size:.95rem;min-width:0}
.parts li{display:grid;grid-template-columns:7.2em minmax(0,1fr);gap:10px}
.parts span{color:var(--muted)}
.build-buy{grid-area:buy;display:flex;flex-direction:column;align-items:flex-end;gap:10px}
.price{font:700 1.65rem/1 var(--body);letter-spacing:-.01em;font-variant-numeric:tabular-nums;white-space:nowrap}
.smeta{grid-area:smeta;border-top:1px dashed var(--line);padding-top:12px}
.smeta summary{cursor:pointer;font-weight:600;color:var(--accent);width:fit-content;padding-block:6px}
.smeta-table{width:100%;border-collapse:collapse;margin-top:8px;font-variant-numeric:tabular-nums}
.smeta-table th,.smeta-table td{padding:9px 0;border-bottom:1px solid var(--line);text-align:left;font-weight:400;vertical-align:baseline}
.smeta-table th small{display:block;color:var(--muted);font-size:.82rem}
.smeta-table td{text-align:right;white-space:nowrap;padding-left:16px}
.smeta-table tfoot th,.smeta-table tfoot td{font-weight:600}
.smeta-table tfoot tr:last-child th,.smeta-table tfoot tr:last-child td{border-bottom:0;font:700 1.15rem/1.2 var(--body)}
.smeta-more{margin-top:12px}

/* тёмные полосы; «как работаем» — дорожка с площадками, по ней бежит сигнал */
.band{background:var(--mask) var(--pcb);color:var(--mask-ink)}
.band .sec-head p{color:var(--mask-muted)}
.band--sig{position:relative;overflow:hidden}
.band--sig>.wrap{position:relative;z-index:1}
.steps{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:24px;position:relative}
.steps::before{content:"";position:absolute;left:22px;right:22px;top:21px;height:2px;background:var(--trace);opacity:.5}
.steps::after{content:"";position:absolute;left:22px;top:17px;width:10px;height:10px;border-radius:50%;background:var(--pad);box-shadow:0 0 14px 4px color-mix(in srgb,var(--pad) 70%,transparent);animation:run-h 7s linear infinite}
@keyframes run-h{to{left:calc(100% - 32px)}}
@keyframes run-v{to{top:calc(100% - 32px)}}
.steps li{position:relative;z-index:1;display:flex;flex-direction:column;gap:8px}
.steps .n{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--pad);color:var(--pad-ink);font:700 1.1rem/1 var(--body);
  box-shadow:0 0 0 6px var(--mask)}
.steps h3{font:400 1rem/1.25 var(--display);margin-top:6px}
.steps p{color:var(--mask-muted);font-size:.95rem}

/* портфолио */
.works{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,290px),1fr));gap:20px}
.work{display:flex;flex-direction:column;gap:12px;min-width:0}
.ph{aspect-ratio:4/3;width:100%;max-width:100%;display:grid;place-items:center;color:var(--mask-muted);font-size:.9rem;background:var(--mask) var(--pcb);clip-path:var(--cut)}
.work dl{display:grid;grid-template-columns:auto minmax(0,1fr);gap:5px 14px;margin:0;font-size:.95rem}
.work dt{color:var(--muted)}.work dd{margin:0}
.work .btn{align-self:flex-start;margin-top:auto}
.work-pic{display:block;text-decoration:none}
.work-pic img{width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;display:block;clip-path:var(--cut)}
.work-grid{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:clamp(24px,4vw,48px);align-items:start}
.work-info{display:flex;flex-direction:column;gap:20px;min-width:0}
.specs{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px 20px;margin:0}
.specs dt{color:var(--muted)}.specs dd{margin:0;font-weight:500}
.work-actions{display:flex;flex-wrap:wrap;gap:12px}

/* услуги */
.serv{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr));gap:16px}
.serv li{display:flex;flex-direction:column;gap:8px;padding:20px;background:var(--surface);border:1px solid var(--line);border-radius:6px}
.serv .ico-tile{margin-bottom:6px}
.serv p{color:var(--muted)}

/* вопросы */
.faq{max-width:780px;display:grid;gap:0;border-top:1px solid var(--line)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:16px 0;font-weight:600;font-size:1.05rem}
.faq p{padding-bottom:18px;color:var(--muted);max-width:42em}

/* заявка */
.lead-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:start}
.lead-copy{display:flex;flex-direction:column;gap:14px}
.lead-copy p{color:var(--mask-muted);max-width:30em}
.contacts{display:grid;gap:6px;margin-top:8px;font-size:1.05rem}
.contacts-phone{font:700 1.5rem/1.2 var(--body);text-decoration:none}
.contacts-links{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:6px}
.form{display:grid;gap:14px;background:var(--surface);color:var(--ink);padding:clamp(18px,2.6vw,28px);border-radius:6px;box-shadow:0 24px 48px -24px rgba(0,0,0,.55)}
.fld{display:grid;gap:6px}
.fld label{font-weight:600;font-size:.95rem}
.fld input,.fld textarea{width:100%;min-height:48px;padding:11px 12px;background:var(--surface-2);border:1.5px solid var(--line);border-radius:4px}
.fld textarea{min-height:112px;resize:vertical}
.chk{display:grid;grid-template-columns:auto minmax(0,1fr);gap:10px;font-size:.9rem;color:var(--muted);align-items:start}
.chk input{width:20px;height:20px;margin-top:2px;accent-color:var(--accent)}
.form-msg{font-size:.95rem;font-weight:500}
.form-msg.is-err{color:var(--err)}

/* подвал */
.foot{padding-block:40px 44px;background:var(--deep);color:var(--mask-muted);font-size:.94rem}
.foot .wrap{display:grid;grid-template-columns:1.4fr repeat(3,minmax(0,1fr));gap:28px 32px}
.foot-col{display:flex;flex-direction:column;gap:8px;align-items:flex-start;min-width:0}
.foot-col a{text-decoration:none}
.foot-col a:hover{color:var(--trace);text-decoration:underline;text-underline-offset:3px}
.foot .logo{color:var(--mask-ink);font-size:1.15rem}
.foot-phone{font-weight:700;font-size:1.1rem;color:var(--mask-ink)}
.foot-legal{grid-column:1/-1;padding-top:20px;border-top:1px solid color-mix(in srgb,var(--trace) 22%,transparent);font-size:.86rem;max-width:none}

.cta-bar{display:none}

/* служебное */
.skip{position:absolute;left:-9999px;top:0;z-index:50;padding:10px 14px;background:var(--pad);color:var(--pad-ink);font-weight:600}
.skip:focus{left:8px;top:8px}
.devnote{margin:0;padding:8px var(--gut);background:var(--pad);color:var(--pad-ink);font-size:.9rem;font-weight:500;text-align:center}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.sec--tight{padding-top:0}
.more{margin-top:28px}

/* внутренние страницы: тёмная шапка раздела */
.page-head{background:var(--mask) var(--pcb);color:var(--mask-ink);padding-block:clamp(20px,3vw,32px) clamp(28px,4vw,44px)}
.page-head .wrap{display:flex;flex-direction:column;gap:14px}
.page-head h1{font-size:clamp(1.55rem,1.05rem + 2.2vw,2.5rem)}
.page-head .lead,.page-head .note,.page-head .meters{color:var(--mask-muted)}
.page-head .meter b i{background:color-mix(in srgb,var(--trace) 25%,transparent)}
.page-head .meter b i.on{background:var(--trace)}
.page-head+.sec--tight{padding-top:clamp(28px,4vw,48px)}
.crumbs{display:flex;flex-wrap:wrap;gap:4px 8px;font-size:.9rem;color:var(--muted);margin-bottom:4px}
.crumbs a{text-decoration:none}.crumbs a:hover{text-decoration:underline}
.page-head .crumbs,.hero .crumbs{color:var(--mask-muted)}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin-top:6px}
.chips a{display:inline-flex;align-items:center;min-height:40px;padding:6px 14px;border:1.5px solid color-mix(in srgb,var(--trace) 40%,transparent);border-radius:4px;text-decoration:none;font-weight:500;
  background:color-mix(in srgb,var(--deep) 55%,transparent);color:var(--mask-ink)}
.chips a:hover{border-color:var(--trace)}
.chips a[aria-current="page"]{background:var(--pad);border-color:var(--pad);color:var(--pad-ink)}
.empty{display:flex;flex-direction:column;align-items:flex-start;gap:16px;max-width:680px}
.empty p{color:var(--muted);font-size:1.08rem}
.empty-actions{display:flex;flex-wrap:wrap;gap:12px}
.hint-row{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px 28px;margin-top:28px;padding-top:24px;border-top:1px solid var(--line)}
.hint-row p{color:var(--muted);max-width:34em}
.prose{display:flex;flex-direction:column;gap:12px;max-width:44em}
.prose h2{font-size:1.22rem;margin-top:18px}
.prose h2:first-child{margin-top:0}
.prose p{color:var(--muted)}
.serv+.prose{margin-top:44px}

/* страница сборки */
.build-top{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,360px);gap:24px 48px;align-items:start}
.build-top-main{display:flex;flex-direction:column;gap:14px;min-width:0}
.buy{display:flex;flex-direction:column;gap:12px;padding:22px;background:var(--surface);color:var(--ink);border-radius:6px;box-shadow:0 24px 48px -24px rgba(0,0,0,.55)}
.buy .price{font-size:2.1rem}
.buy .note{color:var(--muted)}
.build-photo{width:100%;height:auto;border-radius:6px;margin-top:10px}
.smeta-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:clamp(24px,4vw,56px);align-items:start}
.smeta-full{display:flex;flex-direction:column;gap:12px;min-width:0}
.smeta-full h2{font-size:1.3rem}
.h-sub{margin-top:26px}
.smeta-grid .board{position:sticky;top:84px}
.smeta-table th>span{display:block;overflow:hidden}
.ltr{float:left;display:grid;place-items:center;width:28px;height:28px;margin:6px 12px 0 0;background:var(--pad);color:var(--pad-ink);font:400 .88rem/1 var(--display);font-style:normal;
  clip-path:polygon(0 0,calc(100% - 7px) 0,100% 7px,100% 100%,0 100%)}
.ltr--none{background:transparent}
.smeta-table tr[data-part]{cursor:pointer}
.smeta-table tr[data-part]:hover th,.smeta-table tr[data-part]:hover td,.smeta-table tr.is-on th,.smeta-table tr.is-on td{background:color-mix(in srgb,var(--pad) 14%,transparent)}
.ticks{display:grid;gap:8px}
.ticks li{position:relative;padding-left:26px}
.ticks li::before{content:"";position:absolute;left:2px;top:.5em;width:12px;height:7px;border-left:2.5px solid var(--accent);border-bottom:2.5px solid var(--accent);transform:rotate(-45deg)}

@media (max-width:980px){
  .nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;margin:0;padding:8px var(--gut) 16px;background:var(--deep);border-bottom:1px solid color-mix(in srgb,var(--trace) 22%,transparent)}
  .nav.is-open{display:flex}
  .nav a{padding-block:12px;border-bottom:1px solid color-mix(in srgb,var(--trace) 16%,transparent)}
  .nav a[aria-current="page"]{box-shadow:none}
  .burger{display:block}
  .top .btn{display:none}
  .nav-phone{border-bottom:0!important}
  .hero-grid,.lead-grid,.smeta-grid,.work-grid{grid-template-columns:minmax(0,1fr)}
  .board--bare .pc{max-width:380px}
  .foot .wrap{grid-template-columns:repeat(2,minmax(0,1fr))}
  .build-top{grid-template-columns:minmax(0,1fr)}
  .smeta-grid .board{position:static}
  .build{grid-template-columns:128px minmax(0,1fr);grid-template-areas:"pic main" "parts parts" "buy buy" "smeta smeta"}
  .build-buy{flex-direction:row;align-items:center;justify-content:space-between}
  .steps{grid-template-columns:minmax(0,1fr);gap:22px}
  .steps::before{left:21px;right:auto;top:22px;bottom:22px;width:2px;height:auto}
  .steps::after{left:17px;top:22px;animation-name:run-v}
  .steps li{display:grid;grid-template-columns:44px minmax(0,1fr);gap:4px 16px}
  .steps .n{grid-row:span 2}
  .steps h3{margin-top:9px}
  .steps p{grid-column:2}
}
@media (max-width:640px){
  .build{grid-template-columns:96px minmax(0,1fr);gap:14px 16px}
  .build-pic{padding:8px 8px 3px}
  .price{font-size:1.5rem}
  .cta-bar{display:block;position:fixed;left:0;right:0;bottom:0;z-index:15;padding:10px var(--gut) calc(10px + env(safe-area-inset-bottom,0px));
    background:var(--deep);border-top:1px solid color-mix(in srgb,var(--trace) 22%,transparent);transition:transform .2s}
  .cta-bar.is-off{transform:translateY(110%)}
  .cta-bar .btn{width:100%}
  .foot{padding-bottom:96px}
  .foot .wrap{grid-template-columns:minmax(0,1fr)}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}html{scroll-behavior:auto}}