/* smk-welder.store — общий стиль.
   Ночное небо и стеклянные окна портфолио + строгая сетка, моно-подписи и анимации лендинга статистики.
   Один тёмный мир (без светлой темы): все цвета заданы явно. */
:root{
  color-scheme:dark;
  --bg:#061226; --bg-2:#0b1f40;
  --glass:rgba(16,42,92,.42); --glass-2:rgba(22,56,116,.55); --glass-solid:#0c2147;
  --line:rgba(120,190,255,.16); --line-2:rgba(63,224,255,.38);
  --ink:#EEF6FF; --ink-2:#A6C3E2; --ink-3:#6E8DB2;
  --cyan:#3FE0FF; --cyan-2:#8FEFFF; --accent:#FF7A33;
  --frame:#040B18;
  --f-body:'Onest', 'Segoe UI', Arial, sans-serif;
  --r-xl:28px; --r-lg:20px; --r-md:14px;
  --t-hero:clamp(40px,7vw,96px); --t-h2:clamp(30px,4.4vw,58px); --t-h3:clamp(19px,1.7vw,23px); --t-lead:clamp(17px,1.5vw,20px);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--f-body);font-size:16px;line-height:1.6;
  padding-inline:clamp(16px,4vw,40px);-webkit-font-smoothing:antialiased;min-height:100vh}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}
h1,h2,h3{margin:0;text-wrap:balance}
h1,h2{font-weight:600;letter-spacing:-.035em}
h1{font-size:var(--t-hero);line-height:1}
h2{font-size:var(--t-h2);line-height:1.04}
h3{font-size:var(--t-h3);font-weight:600;line-height:1.3;letter-spacing:-.01em}
p{margin:0}
.grad{background:linear-gradient(135deg,#cfeaff 0%,#fff 40%,var(--cyan) 100%);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ── небо ── */
.sky{position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(ellipse 60vw 50vh at 25% 30%,rgba(15,80,200,.26),transparent 70%),
    radial-gradient(ellipse 45vw 40vh at 80% 70%,rgba(20,160,240,.14),transparent 70%),
    radial-gradient(ellipse 30vw 30vh at 55% 12%,rgba(63,224,255,.06),transparent 70%),
    linear-gradient(180deg,#061226 0%,#0b2245 55%,#081a35 100%)}
.sky canvas{position:absolute;inset:0;width:100%;height:100%}

.wrap{max-width:1180px;margin-inline:auto}
.lab{font-size:12px;font-weight:500;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3)}
.lab b{color:var(--cyan);font-weight:500}
.kicker{align-self:flex-start;display:inline-flex;align-items:center;gap:10px;padding:7px 14px 7px 12px;border-radius:999px;border:1px solid var(--line-2);background:rgba(63,224,255,.08);color:var(--cyan);font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;width:max-content;max-width:100%}
.kicker::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan);flex:none}
.lead{font-size:var(--t-lead);color:var(--ink-2);line-height:1.55;max-width:56ch}
.muted{color:var(--ink-2)}

#prog{position:fixed;left:0;top:0;height:2px;width:100%;background:linear-gradient(90deg,#3d8bff,var(--cyan));transform-origin:0 50%;transform:scaleX(0);z-index:60}

/* ── шапка ── */
.top{position:sticky;top:calc(env(safe-area-inset-top,0px) + 12px);z-index:50;margin-top:12px}
.top .bar{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:8px 8px 8px 20px;border-radius:999px;
  background:rgba(6,18,40,.86);border:1px solid var(--line);backdrop-filter:blur(18px) saturate(1.3);-webkit-backdrop-filter:blur(18px) saturate(1.3)}
.brand{display:flex;align-items:center;gap:10px;font-weight:600;font-size:15px;text-decoration:none;white-space:nowrap}
.brand i{width:9px;height:9px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent);display:block}
.top nav{display:flex;gap:4px}
.top nav a{padding:8px 14px;border-radius:999px;font-size:14px;color:var(--ink-2);text-decoration:none;transition:background .25s,color .25s}
.top nav a:hover,.top nav a[aria-current]{background:rgba(63,224,255,.08);color:var(--ink)}
.langs{display:flex;padding:3px;border-radius:999px;background:rgba(0,0,0,.18);border:1px solid var(--line)}
.langs button{font:600 12px var(--f-body);letter-spacing:.08em;padding:7px 12px;border-radius:999px;border:0;background:none;color:var(--ink-3);cursor:pointer}
.langs button[aria-pressed="true"]{background:rgba(63,224,255,.12);color:var(--cyan)}
@media (max-width:860px){
  .top .bar{flex-wrap:wrap;border-radius:24px;padding:8px 8px 8px 16px;row-gap:6px}
  .top nav{order:3;width:100%;overflow-x:auto;scrollbar-width:none;margin-inline:-8px -8px;padding-bottom:2px}
  .top nav::-webkit-scrollbar{display:none}
  .top nav a{white-space:nowrap;padding:7px 12px;font-size:13px}}

/* ── кнопки ── */
.btn{display:inline-flex;align-items:center;gap:10px;padding:14px 24px;border-radius:999px;font:500 15px var(--f-body);text-decoration:none;cursor:pointer;
  border:1px solid var(--line-2);background:rgba(63,224,255,.06);color:var(--ink);transition:background .25s,border-color .25s,transform .25s,box-shadow .25s}
.btn:hover{background:rgba(63,224,255,.12);transform:translateY(-2px)}
.btn.hot{background:var(--cyan);border-color:var(--cyan);color:#03121f;font-weight:600;box-shadow:0 10px 30px -10px rgba(63,224,255,.7)}
.btn.hot:hover{background:var(--cyan-2);box-shadow:0 14px 36px -10px rgba(63,224,255,.9)}
.btn .ar{transition:transform .25s}.btn:hover .ar{transform:translateX(4px)}

/* ── стеклянные окна ── */
.glass{position:relative;background:var(--glass);border:1px solid var(--line);border-radius:var(--r-xl);
  backdrop-filter:blur(26px) saturate(1.35);-webkit-backdrop-filter:blur(26px) saturate(1.35);overflow:hidden}
.glass::before{content:"";position:absolute;top:0;left:18%;right:18%;height:1px;background:linear-gradient(90deg,transparent,var(--line-2),transparent)}
.glass.pad{padding:clamp(22px,3.4vw,44px)}
/* подсветка за курсором */
.glass::after{content:"";position:absolute;inset:0;border-radius:inherit;pointer-events:none;opacity:0;transition:opacity .4s;
  background:radial-gradient(420px circle at var(--mx,50%) var(--my,50%),rgba(63,224,255,.10),transparent 60%)}
.glass:hover::after{opacity:1}
.glass>*{position:relative;z-index:1}

section{padding-block:clamp(48px,8vw,104px)}
.sec-head{display:flex;flex-direction:column;gap:16px;margin-bottom:clamp(28px,4vw,48px);max-width:760px}

/* ── заголовки построчно ── */
.ln{display:block;overflow:hidden;padding-bottom:.08em;margin-bottom:-.08em}
.ln>span{display:block}
.anim .ln>span{animation:up 1s cubic-bezier(.2,.75,.15,1) both}
@keyframes up{from{transform:translateY(108%)}to{transform:none}}

/* ── появление блоков ── */
.rise{transition:transform 1s cubic-bezier(.2,.75,.15,1),opacity 1s}
.rise.pre{transform:translateY(36px);opacity:0}

/* ── снимки в рамке, сборка из квадратов ── */
.shot{background:var(--frame);border-radius:var(--r-lg);padding:10px;border:1px solid var(--line);box-shadow:0 40px 90px -40px rgba(0,0,0,.8)}
.shot .dots{display:flex;gap:6px;padding:2px 6px 10px}.shot .dots i{width:8px;height:8px;border-radius:50%;background:#1d2b44;display:block}
.shot .scr{position:relative;overflow:hidden;border-radius:12px;aspect-ratio:16/9;isolation:isolate;transform:translateZ(0)}
.shot .scr img{width:100%;height:100%;object-fit:cover}
.tiles{position:absolute;inset:0;display:grid;pointer-events:none}
.tiles b{background:var(--frame);display:block}
.tiles.go b{animation:tile .7s cubic-bezier(.6,0,.2,1) both}
@keyframes tile{to{transform:scale(0)}}

/* ── цифры ── */
.nums{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}
@media (max-width:640px){.nums{grid-template-columns:minmax(0,1fr)}}
.num{padding:18px 20px;border-radius:var(--r-lg);background:rgba(8,24,52,.5);border:1px solid var(--line);display:flex;flex-direction:column;gap:6px;min-width:0}
.num .n{font:600 clamp(30px,3.6vw,46px)/1 var(--f-body);letter-spacing:-.04em;font-variant-numeric:tabular-nums}
.num .n small{font-size:.5em;color:var(--ink-2);margin-left:2px}
.num p{font-size:14px;color:var(--ink-2);line-height:1.4}

/* ── контакты (одинаковые на всех страницах) ── */
.contacts{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}
.ct{display:flex;flex-direction:column;gap:6px;padding:18px 20px;border-radius:var(--r-lg);background:rgba(8,24,52,.55);border:1px solid var(--line);text-decoration:none;min-width:0;transition:border-color .25s,transform .25s}
a.ct:hover{border-color:var(--line-2);transform:translateY(-3px)}
.ct .lab{font-size:11px}
.ct{position:relative;overflow:hidden}
.ct b{font-weight:500;font-size:16px;overflow-wrap:anywhere}
.ct .act{margin-top:auto;padding-top:8px;font-size:13px;color:var(--cyan)}
.ct button{all:unset;cursor:pointer;margin-top:auto;padding-top:8px;font-size:13px;color:var(--cyan)}
.ct button:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}
@media (max-width:900px){.contacts{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:460px){.contacts{grid-template-columns:minmax(0,1fr)}}

.speed{display:flex;flex-direction:column}
.sp{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,2fr) 88px;gap:20px;align-items:center;padding:20px 0;border-top:1px solid var(--line)}
.sp:first-child{border-top:0}
.sp h3{font-size:17px}
.sp .from{font-size:13px;color:var(--ink-3);margin-top:2px}
.track{position:relative;height:10px;border-radius:99px;background:rgba(255,255,255,.06);overflow:hidden}
.track i{position:absolute;left:0;top:0;bottom:0;border-radius:99px;background:linear-gradient(90deg,#3d8bff,var(--cyan));box-shadow:0 0 14px rgba(63,224,255,.6)}
.vals{display:flex;justify-content:space-between;margin-top:8px;font-size:13px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.vals b{color:var(--ink);font-weight:500}
.x{font:600 22px var(--f-body);color:var(--ink);text-align:right;font-variant-numeric:tabular-nums;letter-spacing:-.02em}
@media (max-width:700px){.sp{grid-template-columns:minmax(0,1fr) auto;gap:10px 16px}.sp .track-w{grid-column:1/-1;grid-row:2}}

/* ── страницы работ ── */
.page-hero{padding-block:clamp(40px,7vw,88px) clamp(16px,3vw,32px);display:flex;flex-direction:column;gap:22px}
.back{text-decoration:none;color:var(--ink-3)}.back:hover{color:var(--cyan)}
.jump{display:flex;flex-wrap:wrap;gap:8px}
.jump a{padding:9px 16px;border-radius:999px;border:1px solid var(--line);background:rgba(8,24,52,.55);font-size:14px;text-decoration:none;color:var(--ink-2);transition:border-color .25s,color .25s}
.jump a:hover{border-color:var(--line-2);color:var(--ink)}
.projs{display:flex;flex-direction:column;gap:14px;padding-bottom:clamp(32px,6vw,72px)}
.proj{scroll-margin-top:110px;border-radius:var(--r-xl);transition:border-color .3s}
.proj.open{border-color:var(--line-2)}
.proj-head{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,400px) 48px;gap:24px 40px;align-items:center;padding:clamp(20px,2.6vw,30px) clamp(20px,3vw,36px);cursor:pointer}
.ph-main{display:flex;flex-direction:column;gap:10px;min-width:0}
.ph-main h2{font-size:clamp(24px,2.6vw,34px);line-height:1.15}
.ph-main .tag{color:var(--ink-2);font-size:16px;line-height:1.5;max-width:60ch}
.ph-side{display:flex;flex-direction:column;gap:14px;min-width:0}
.peek{display:flex;gap:8px;align-items:center}
.pk{all:unset;cursor:zoom-in;flex:1;min-width:0;border-radius:10px;overflow:hidden;border:1px solid var(--line);background:var(--frame);aspect-ratio:16/10;transition:transform .3s,border-color .3s}
.pk:hover{transform:translateY(-3px);border-color:var(--line-2)}
.pk:focus-visible{outline:2px solid var(--cyan);outline-offset:2px}
.pk img{width:100%;height:100%;object-fit:cover;object-position:top left}
.pk-more{font-size:13px;color:var(--ink-3);padding-left:4px;white-space:nowrap}
.more{all:unset;cursor:pointer;width:48px;height:48px;border-radius:50%;display:grid;place-items:center;flex:none;border:1px solid var(--line-2);background:rgba(4,12,28,.4);color:var(--cyan);transition:background .3s,transform .3s,box-shadow .3s,border-color .3s}
.more:hover,.proj-head:hover .more{background:rgba(63,224,255,.14);box-shadow:0 0 24px rgba(63,224,255,.25)}
.more:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.more svg{width:20px;height:20px;display:block;transition:transform .45s cubic-bezier(.2,.7,.2,1)}
.proj.open .more svg{transform:rotate(180deg)}
.proj.open .more{background:rgba(63,224,255,.16);border-color:var(--cyan)}
.proj-body{display:grid;grid-template-rows:0fr;transition:grid-template-rows .55s cubic-bezier(.2,.7,.2,1)}
.proj.open .proj-body{grid-template-rows:1fr}
.pb-in{min-height:0;overflow:hidden;display:flex;flex-direction:column;gap:22px;padding:0 clamp(20px,3vw,36px);transition:padding .55s}
.proj.open .pb-in{padding-bottom:clamp(20px,3vw,36px)}
.proj-body .tri,.proj-body .feats,.proj-body .gal{opacity:0;transform:translateY(14px);transition:opacity .5s .15s,transform .5s .15s}
.proj.open .proj-body .tri,.proj.open .proj-body .feats,.proj.open .proj-body .gal{opacity:1;transform:none}
.proj-head.solo{grid-template-columns:minmax(0,1fr) 48px}
@media (max-width:860px){.proj-head,.proj-head.solo{grid-template-columns:minmax(0,1fr)}.proj-head .ph-main{padding-right:56px}.proj-head .more{position:absolute;top:18px;right:18px;width:42px;height:42px}}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.chips>span{padding:7px 13px;border-radius:999px;font-size:13px;border:1px solid var(--line-2);background:rgba(63,224,255,.06);color:var(--cyan-2)}
.tri{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;align-items:stretch}
.tri>div{position:relative;overflow:hidden;padding:22px 22px 20px;border-radius:var(--r-lg);background:rgba(4,12,28,.45);border:1px solid var(--line);display:flex;flex-direction:column;gap:12px;min-width:0}
.tri>div::before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,#3d8bff,var(--cyan))}
.tri>div .lab{display:inline-flex;align-items:center;gap:8px;align-self:flex-start;padding:5px 11px;border-radius:999px;background:rgba(63,224,255,.1);color:var(--cyan);font-weight:600}
.tri>div .lab::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.tri>div p:not(.lab){color:var(--ink-2);font-size:15px;line-height:1.6}
.tri>div:last-child{border-color:var(--line-2);background:linear-gradient(180deg,rgba(63,224,255,.12),rgba(4,12,28,.45) 70%);box-shadow:0 0 30px -10px rgba(63,224,255,.35)}
.tri>div:last-child p:not(.lab){color:var(--ink)}
@media (max-width:900px){.tri{grid-template-columns:minmax(0,1fr)}}
.feats{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:4px 28px}
.feats li{display:flex;flex-direction:column;gap:2px;padding:14px 0;border-top:1px solid var(--line)}
.feats b{font-weight:600}.feats span{color:var(--ink-2);font-size:15px}
@media (max-width:700px){.feats{grid-template-columns:minmax(0,1fr)}}
.sp.one{grid-template-columns:minmax(0,1fr) 84px;padding:0;border:0;gap:14px}
@media (max-width:700px){.sp.one{grid-template-columns:minmax(0,1fr) auto}.sp.one .track-w{grid-row:auto;grid-column:auto}}
.gal{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:10px}
.th{all:unset;cursor:zoom-in;display:flex;flex-direction:column;gap:8px;padding:6px 6px 10px;border-radius:var(--r-md);background:rgba(4,12,28,.45);border:1px solid var(--line);transition:border-color .25s,transform .25s;min-width:0}
.th:hover{border-color:var(--line-2);transform:translateY(-3px)}
.th:focus-visible{outline:2px solid var(--cyan);outline-offset:3px}
.th img{width:100%;aspect-ratio:16/10;object-fit:cover;object-position:top left;border-radius:9px;background:var(--frame)}
.th span{font-size:13px;color:var(--ink-2);padding-inline:4px}
.lb{border:0;padding:0;background:transparent;max-width:min(1400px,96vw);max-height:94vh;overflow:visible;color:var(--ink)}
.lb::backdrop{background:rgba(2,8,20,.86);backdrop-filter:blur(6px)}
.lb img{max-width:min(1400px,96vw);max-height:84vh;width:auto;height:auto;border-radius:12px;border:1px solid var(--line);background:var(--frame)}
.lb p{text-align:center;margin-top:10px;color:var(--ink-2);font-size:14px}
.lb button{position:fixed;width:46px;height:46px;border-radius:50%;border:1px solid var(--line-2);background:rgba(6,18,40,.9);color:var(--ink);font-size:20px;cursor:pointer}
.lb .lb-x{top:16px;right:16px}.lb .lb-p{left:12px;top:50%}.lb .lb-n{right:12px;top:50%}

.foot{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-block:28px 48px;color:var(--ink-3);font-size:13px;border-top:1px solid var(--line)}

@media (prefers-reduced-motion:reduce){*,*::before{animation:none!important;transition:none!important}html{scroll-behavior:auto}.rise.pre{transform:none;opacity:1}.tiles{display:none}}