/* SpeedPC — «Сервисный наряд» / service-docket design system, 2026 */

:root{
  color-scheme:light;
  /* ---- LIGHT THEME (default) ---- */
  --paper:#F4F1EA;
  --panel:#E7E2D6;
  --ink:#141414;
  --fg-soft:#3a3733;
  --mut:#8F897E;
  --rule:#C9C2B4;
  --orange:#E5541E;
  --orange-ink:#B8420F;
  --green:#2F6B4A;
  /* dark band (ticker + footer) — stays dark-ish in both themes */
  --band-bg:#141414;
  --band-fg:#F4F1EA;
  --band-mut:#a49e93;
  --band-rule:rgba(244,241,234,.18);
  --band-line:rgba(244,241,234,.14);
  --band-ph:#6f6a61;
  --band-input:rgba(244,241,234,.30);
  /* duotone photo plate */
  --plate-bg:#E7E2D6;
  --plate-blend:multiply;
  --plate-op:1;
  --plate-filter:grayscale(1) contrast(1.08) brightness(1.04);
  --scan:rgba(20,20,20,.05);

  --f-disp:'Unbounded','Golos Text',system-ui,sans-serif;
  --f-body:'Golos Text','Helvetica Neue',Arial,sans-serif;
  --f-mono:'JetBrains Mono','Courier New',monospace;

  --wrap:1220px;
  --gutter:clamp(20px,5vw,64px);
  --sec-pad:clamp(52px,7vw,104px);

  --h1:clamp(2.35rem,6.4vw,5.4rem);
  --num:clamp(2.6rem,7vw,5.6rem);
  --h2:clamp(1.55rem,3vw,2.5rem);
  --lead:clamp(1.05rem,1.6vw,1.3rem);
  --meta:0.78rem;
}

/* ---- DARK THEME (manual) ---- */
:root[data-theme="dark"]{
  color-scheme:dark;
  --paper:#17140F;
  --panel:#221D16;
  --ink:#ECE6D8;
  --fg-soft:#B7B0A2;
  --mut:#8A8375;
  --rule:#39332A;
  --orange:#F2662F;
  --orange-ink:#FF7A45;
  --green:#5FB183;
  --band-bg:#0F0D0A;
  --band-fg:#ECE6D8;
  --band-mut:#8A8375;
  --band-rule:rgba(236,230,216,.16);
  --band-line:rgba(236,230,216,.12);
  --band-ph:#6b6559;
  --band-input:rgba(236,230,216,.28);
  --plate-bg:#221D16;
  --plate-blend:normal;
  --plate-op:.92;
  --plate-filter:grayscale(1) contrast(1.05) brightness(.95);
  --scan:rgba(255,255,255,.04);
}
/* ---- AUTO (follow system) — applies when no explicit light override ---- */
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme:dark;
    --paper:#17140F;
    --panel:#221D16;
    --ink:#ECE6D8;
    --fg-soft:#B7B0A2;
    --mut:#8A8375;
    --rule:#39332A;
    --orange:#F2662F;
    --orange-ink:#FF7A45;
    --green:#5FB183;
    --band-bg:#0F0D0A;
    --band-fg:#ECE6D8;
    --band-mut:#8A8375;
    --band-rule:rgba(236,230,216,.16);
    --band-line:rgba(236,230,216,.12);
    --band-ph:#6b6559;
    --band-input:rgba(236,230,216,.28);
    --plate-bg:#221D16;
    --plate-blend:normal;
    --plate-op:.92;
    --plate-filter:grayscale(1) contrast(1.05) brightness(.95);
    --scan:rgba(255,255,255,.04);
  }
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;background:var(--band-bg)}
body{
  margin:0;background:var(--paper);color:var(--ink);min-height:100dvh;
  font-family:var(--f-body);font-size:17px;line-height:1.6;font-weight:400;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;transition:background .25s ease,color .25s ease;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--orange);color:#fff}

.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gutter)}
.mono{font-family:var(--f-mono);font-size:var(--meta);letter-spacing:.06em;text-transform:uppercase;color:var(--mut)}
.or{color:var(--orange)}
.gr{color:var(--green)}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ---------- masthead nav ---------- */
.top{position:sticky;top:0;z-index:60;background:var(--paper);border-bottom:1px solid var(--ink)}
.top-in{display:flex;align-items:center;justify-content:space-between;gap:16px;height:66px}
.brand{display:flex;align-items:baseline;gap:10px;font-family:var(--f-mono);font-weight:500;letter-spacing:.02em}
.brand b{font-family:var(--f-disp);font-weight:800;font-size:1.15rem;letter-spacing:-.01em}
.brand span{font-size:.72rem;color:var(--mut);text-transform:uppercase;letter-spacing:.08em}
.top-nav{display:flex;align-items:center;gap:28px}
.top-nav a{font-family:var(--f-mono);font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink);padding:4px 0;border-bottom:1px solid transparent}
.top-nav a:hover{border-color:var(--orange);color:var(--orange)}
.top-cta{display:flex;align-items:center;gap:14px}
.top-phone{font-family:var(--f-mono);font-weight:500;font-size:.9rem;color:var(--orange);white-space:nowrap}
.top-phone:hover{color:var(--orange-ink)}
.theme-btn{width:40px;height:40px;border:1px solid var(--ink);background:none;color:var(--ink);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center;flex:none;position:relative}
.theme-btn:hover{border-color:var(--orange);color:var(--orange)}
.theme-btn svg{width:18px;height:18px;stroke:currentColor;fill:none;stroke-width:1.6}
.theme-btn .tb-tag{position:absolute;right:-1px;bottom:-8px;font-family:var(--f-mono);font-size:.5rem;letter-spacing:.05em;text-transform:uppercase;color:var(--mut);background:var(--paper);padding:0 2px}
.burger{display:none;width:44px;height:40px;border:1px solid var(--ink);background:none;cursor:pointer;padding:0;position:relative}
.burger span,.burger span::before,.burger span::after{content:"";position:absolute;left:50%;top:50%;width:18px;height:2px;background:var(--ink);transform:translate(-50%,-50%)}
.burger span::before{top:-6px}.burger span::after{top:6px}

/* ---------- docket section frame ---------- */
.dsec{padding-block:var(--sec-pad);border-top:1px solid var(--ink)}
.dsec.plain{border-top:1px solid var(--rule)}
.dsec-head{display:grid;grid-template-columns:1fr auto;align-items:end;gap:16px;margin-bottom:clamp(28px,4vw,56px)}
.dsec-kick{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);display:flex;gap:10px;align-items:center}
.dsec-kick b{color:var(--ink);font-weight:500}
.dsec-title{font-family:var(--f-disp);font-weight:700;font-size:var(--h2);letter-spacing:-.01em;line-height:1.02;margin:.35em 0 0}
.dsec-num{font-family:var(--f-disp);font-weight:800;font-size:var(--num);line-height:.8;color:var(--rule);letter-spacing:-.03em;justify-self:end}
.dsec-sub{max-width:52ch;color:var(--fg-soft);font-size:var(--lead);margin:.4em 0 0}

/* draw-in hairlines & count */
.draw{transform-origin:left;transform:scaleX(0);transition:transform .7s cubic-bezier(.2,.7,.2,1)}
.in .draw{transform:scaleX(1)}

/* ---------- hero ---------- */
.hero{position:relative;padding-top:clamp(40px,5vw,72px);padding-bottom:0}
.hero-order{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.05em;text-transform:uppercase;color:var(--mut);border-bottom:1px solid var(--rule);padding-bottom:14px;margin-bottom:clamp(26px,4vw,48px);display:flex;flex-wrap:wrap;gap:6px 22px}
.hero-order b{color:var(--ink);font-weight:500}
.hero-grid{display:grid;grid-template-columns:1.35fr .85fr;gap:clamp(24px,4vw,56px);align-items:end}
.hero h1{font-family:var(--f-disp);font-weight:800;font-size:var(--h1);line-height:.98;letter-spacing:-.025em;margin:0;text-transform:uppercase}
.hero h1 .l2{display:block}
.hero-lead{font-size:var(--lead);color:var(--fg-soft);max-width:40ch;margin:26px 0 0}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero-facts{display:flex;flex-wrap:wrap;gap:8px 26px;margin-top:30px;font-family:var(--f-mono);font-size:.78rem;letter-spacing:.03em;text-transform:uppercase;color:var(--mut)}
.hero-facts li{list-style:none;display:flex;align-items:center;gap:9px}
.hero-facts li::before{content:"";width:7px;height:7px;background:var(--green);display:inline-block}

/* hero media plate + stamp */
.hero-media{position:relative;align-self:end}
.plate{position:relative;border:1px solid var(--ink);background:var(--plate-bg);overflow:hidden}
.plate img{width:100%;height:100%;object-fit:cover;filter:var(--plate-filter);mix-blend-mode:var(--plate-blend);opacity:var(--plate-op);display:block}
.plate::after{content:"";position:absolute;inset:0;background:repeating-linear-gradient(0deg,var(--scan) 0 1px,transparent 1px 3px);pointer-events:none}
.plate-cap{position:absolute;left:0;bottom:0;background:var(--ink);color:var(--paper);font-family:var(--f-mono);font-size:.68rem;letter-spacing:.05em;text-transform:uppercase;padding:5px 10px}
.hero-plate{aspect-ratio:4/3.4}
.stamp{position:absolute;width:132px;height:132px;right:-18px;top:-34px;transform:rotate(-8deg);z-index:3}
.stamp text{font-family:var(--f-mono);font-weight:500}
.stamp circle{stroke:var(--orange)}
.stamp text{fill:var(--orange)}
.gstamp circle{stroke:var(--green)}
.gstamp text{fill:var(--green)}
.gstamp path{stroke:var(--green)}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;gap:10px;font-family:var(--f-mono);font-weight:500;font-size:.86rem;letter-spacing:.04em;text-transform:uppercase;padding:15px 24px;border:1px solid var(--ink);border-radius:2px;cursor:pointer;transition:background .15s,color .15s,transform .12s,border-color .15s;white-space:nowrap;line-height:1}
.btn svg{width:16px;height:16px;flex:none}
.btn-fill{background:var(--orange);color:#fff;border-color:var(--orange)}
.btn-fill:hover{background:var(--orange-ink);border-color:var(--orange-ink);transform:translateY(-1px)}
.btn-out{background:none;color:var(--ink)}
.btn-out:hover{background:var(--ink);color:var(--paper)}

/* ---------- ticker / marquee ---------- */
.ticker{background:var(--band-bg);color:var(--band-fg);overflow:hidden;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink)}
.ticker-track{display:flex;white-space:nowrap;will-change:transform;animation:tick 34s linear infinite}
.ticker:hover .ticker-track{animation-play-state:paused}
.ticker span{font-family:var(--f-mono);font-size:.82rem;letter-spacing:.06em;text-transform:uppercase;padding:13px 0;display:inline-flex;align-items:center}
.ticker span i{color:var(--orange);font-style:normal;padding:0 22px}
@keyframes tick{to{transform:translateX(-50%)}}

/* ---------- services invoice ---------- */
.inv-group + .inv-group{margin-top:clamp(28px,3.5vw,44px)}
.inv-gt{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--mut);padding-bottom:10px;border-bottom:1px solid var(--ink)}
.line{display:grid;grid-template-columns:64px 30px 1fr auto;align-items:center;gap:16px;padding:18px 0;border-bottom:1px solid var(--rule);position:relative}
.line-code{font-family:var(--f-mono);font-size:.8rem;color:var(--mut);letter-spacing:.02em;transition:color .15s}
.line:hover .line-code{color:var(--orange)}
.line-ic{width:26px;height:26px;color:var(--ink)}
.line-ic svg{width:26px;height:26px;stroke:currentColor;fill:none;stroke-width:1.5}
.line-name{font-weight:500;font-size:1.06rem}
.line-name small{display:block;font-weight:400;font-size:.9rem;color:var(--mut);margin-top:2px}
.line-lead{flex:1;border-bottom:1px dotted var(--mut);height:1px;align-self:center;margin:0 4px;min-width:20px;opacity:.7}
.line-price{font-family:var(--f-mono);font-weight:500;font-size:.98rem;white-space:nowrap;text-align:right}
.line-mid{display:flex;align-items:center;min-width:0}

/* ---------- diagnostic readout ---------- */
.readout{display:grid;grid-template-columns:1fr;gap:2px;border:1px solid var(--ink);background:var(--ink)}
.ro-row{background:var(--paper);display:grid;grid-template-columns:170px 1fr;gap:0;align-items:stretch}
.ro-label{font-family:var(--f-mono);font-size:.78rem;letter-spacing:.03em;text-transform:uppercase;color:var(--ink);padding:14px 16px;border-right:1px solid var(--rule);display:flex;align-items:center}
.ro-pair{display:grid;grid-template-rows:1fr 1fr}
.ro-bar{display:grid;grid-template-columns:56px 1fr auto;align-items:center;gap:12px;padding:8px 16px;font-family:var(--f-mono);font-size:.8rem}
.ro-bar + .ro-bar{border-top:1px solid var(--rule)}
.ro-tag{color:var(--mut);letter-spacing:.04em}
.ro-track{height:9px;background:var(--panel);position:relative;overflow:hidden}
.ro-fill{position:absolute;left:0;top:0;bottom:0;width:0;transition:width 1s cubic-bezier(.2,.7,.2,1)}
.ro-bar.bad .ro-fill{background:var(--orange)}
.ro-bar.good .ro-fill{background:var(--green)}
.ro-bar.bad .ro-tag{color:var(--orange)}
.ro-bar.good .ro-tag{color:var(--green)}
.ro-val{color:var(--ink);text-align:right;min-width:74px}
.in .ro-fill{width:var(--w,50%)}

/* ---------- steps timeline ---------- */
.steps{display:grid;grid-template-columns:1fr;gap:0;border-left:2px solid var(--ink);margin-left:6px}
.step{position:relative;padding:0 0 clamp(26px,3vw,40px) clamp(28px,4vw,52px)}
.step:last-child{padding-bottom:0}
.step::before{content:"";position:absolute;left:-8px;top:2px;width:14px;height:14px;background:var(--paper);border:2px solid var(--ink)}
.step.done::before{background:var(--green);border-color:var(--green)}
.step-n{font-family:var(--f-mono);font-size:.76rem;color:var(--mut);letter-spacing:.05em}
.step h3{font-family:var(--f-disp);font-weight:700;font-size:clamp(1.15rem,2vw,1.5rem);margin:.25em 0 .3em;letter-spacing:-.01em}
.step p{margin:0;color:var(--fg-soft);max-width:46ch}

/* ---------- exhibits ---------- */
.exhibits{display:grid;grid-template-columns:repeat(3,1fr);gap:clamp(14px,2vw,24px)}
.exhibit .plate{aspect-ratio:4/3}
.exhibit figcaption{font-family:var(--f-mono);font-size:.76rem;letter-spacing:.03em;text-transform:uppercase;color:var(--mut);margin-top:10px;display:flex;gap:8px}
.exhibit figcaption b{color:var(--ink);font-weight:500}

/* ---------- warranty (perforated ticket) ---------- */
.warranty{position:relative;background:var(--panel);border:1px solid var(--ink);padding:clamp(34px,5vw,64px);text-align:center;margin-top:10px}
.perf::before,.perf::after{content:"";position:absolute;left:-1px;right:-1px;height:16px;background-image:radial-gradient(circle at 8px 0,var(--paper) 7px,transparent 7.5px);background-size:20px 16px;background-position:center;background-repeat:repeat-x}
.perf::before{top:-1px}
.perf::after{bottom:-1px;transform:rotate(180deg)}
.warranty .wk{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--green);margin-bottom:18px}
.warranty h2{font-family:var(--f-disp);font-weight:800;font-size:clamp(1.7rem,4.5vw,3.4rem);line-height:1;letter-spacing:-.02em;margin:0;color:var(--ink);text-transform:uppercase}
.warranty h2 .gr{color:var(--green)}
.warranty p{max-width:56ch;margin:20px auto 0;color:var(--fg-soft)}
.warranty .gstamp{margin:26px auto 0}

/* ---------- trust ledger ---------- */
.ledger{display:grid;grid-template-columns:repeat(2,1fr);gap:0;border:1px solid var(--ink)}
.led-cell{padding:22px 22px;border-bottom:1px solid var(--rule);border-right:1px solid var(--rule)}
.led-cell:nth-child(2n){border-right:none}
.led-cell:nth-last-child(-n+2){border-bottom:none}
.led-k{font-family:var(--f-mono);font-size:.74rem;letter-spacing:.05em;text-transform:uppercase;color:var(--mut);display:flex;gap:9px;align-items:center}
.led-k::before{content:"✓";color:var(--green);font-weight:700}
.led-v{font-family:var(--f-disp);font-weight:700;font-size:clamp(1.1rem,1.8vw,1.45rem);margin-top:8px;letter-spacing:-.01em}
.led-cap{color:var(--mut);font-size:.92rem;margin-top:2px}

/* ---------- contact docket footer (band) ---------- */
.foot{background:var(--band-bg);color:var(--band-fg);border-top:1px solid var(--ink)}
.foot .wrap{padding-block:var(--sec-pad)}
.foot-head{display:grid;grid-template-columns:1fr auto;align-items:end;gap:16px;margin-bottom:clamp(26px,3.5vw,48px);border-bottom:1px solid var(--band-rule);padding-bottom:20px}
.foot-kick{font-family:var(--f-mono);font-size:.8rem;letter-spacing:.06em;text-transform:uppercase;color:var(--band-mut)}
.foot h2{font-family:var(--f-disp);font-weight:800;font-size:clamp(1.6rem,3.4vw,2.8rem);letter-spacing:-.02em;margin:.3em 0 0;text-transform:uppercase}
.foot-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(28px,5vw,72px)}
.dform{display:grid;gap:16px}
.field{display:grid;gap:7px}
.field label{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--band-mut)}
.field input,.field textarea,.field select{
  font-family:var(--f-body);font-size:1rem;color:var(--band-fg);background:transparent;
  border:none;border-bottom:1px solid var(--band-input);padding:9px 2px;border-radius:0;transition:border-color .15s;
}
.field input::placeholder,.field textarea::placeholder{color:var(--band-ph)}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--orange)}
.field select{color:var(--band-fg)}
.field select option{color:#141414}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.dform .btn-fill{margin-top:6px;justify-content:center}
.dform-note{font-family:var(--f-mono);font-size:.68rem;letter-spacing:.03em;text-transform:uppercase;color:var(--band-ph);margin:2px 0 0}
.fok{display:none;align-items:center;gap:14px;border:1px solid var(--green);padding:16px 18px;color:var(--band-fg)}
.fok.show{display:flex}
.fok .gstamp{flex:none}
.foot-info{display:grid;gap:22px;align-content:start;font-family:var(--f-mono)}
.fi-row{border-bottom:1px solid var(--band-line);padding-bottom:16px}
.fi-k{font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--band-mut)}
.fi-v{font-family:var(--f-body);font-size:1.05rem;margin-top:6px;color:var(--band-fg)}
.fi-v a:hover{color:var(--orange)}
.foot-bottom{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;margin-top:clamp(30px,4vw,56px);padding-top:20px;border-top:1px solid var(--band-rule);font-family:var(--f-mono);font-size:.72rem;letter-spacing:.04em;text-transform:uppercase;color:var(--band-mut)}

/* green stamp component */
.gstamp{width:104px;height:104px;transform:rotate(-6deg)}
.gstamp text{font-family:var(--f-mono);font-weight:500}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:36px}
  .hero-media{max-width:440px}
  .foot-grid{grid-template-columns:1fr;gap:40px}
  .exhibits{grid-template-columns:repeat(3,1fr)}
}
@media (max-width:680px){
  body{font-size:16px}
  .top-nav{
    position:fixed;inset:66px 12px auto 12px;flex-direction:column;align-items:stretch;gap:0;
    background:var(--paper);border:1px solid var(--ink);
    transform:translateY(-10px);opacity:0;pointer-events:none;transition:.2s}
  .top-nav.open{transform:none;opacity:1;pointer-events:auto}
  .top-nav a{padding:14px 16px;border-bottom:1px solid var(--rule)}
  .top-nav a:last-child{border-bottom:none}
  .burger{display:block}
  .top-phone{display:none}
  .theme-btn .tb-tag{display:none}
  .dsec-num{display:none}
  .dsec-head{grid-template-columns:1fr}
  .line{grid-template-columns:52px 1fr auto;gap:12px;column-gap:12px}
  .line-ic{display:none}
  .ledger{grid-template-columns:1fr}
  .led-cell{border-right:none}
  .led-cell:nth-last-child(2){border-bottom:1px solid var(--rule)}
  .exhibits{grid-template-columns:1fr}
  .ro-row{grid-template-columns:1fr}
  .ro-label{border-right:none;border-bottom:1px solid var(--rule)}
  .foot-head,.foot-bottom{grid-template-columns:1fr}
  .f2{grid-template-columns:1fr}
  .stamp{width:104px;height:104px;right:-8px;top:-26px}
}

/* ---------- motion off ---------- */
@media (prefers-reduced-motion:reduce){
  .ticker-track{animation:none}
  .draw{transform:none;transition:none}
  .ro-fill{transition:none;width:var(--w,50%)}
  .stamp,.gstamp{animation:none!important}
  *{scroll-behavior:auto!important}
}

/* stamp load punch */
@keyframes punch{0%{transform:rotate(-8deg) scale(.4);opacity:0}70%{transform:rotate(-8deg) scale(1.08)}100%{transform:rotate(-8deg) scale(1);opacity:1}}
.stamp.punch{animation:punch .5s cubic-bezier(.2,.8,.2,1) both}
@keyframes gpunch{0%{transform:rotate(-6deg) scale(.4);opacity:0}70%{transform:rotate(-6deg) scale(1.1)}100%{transform:rotate(-6deg) scale(1);opacity:1}}
.gstamp.punch{animation:gpunch .45s cubic-bezier(.2,.8,.2,1) both}