/* NS.BUBNOV — Swiss + Oxblood (основная витрина 19.04.2026) */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --bg:#ededea;
  --bg-2:#e5ddd0;
  --panel:#f4eee2;
  --ink:#0a0a0a;
  --sub:#4a4a47;
  --mute:#6f6c66;
  --rule:#0a0a0a;
  --rule-2:#b8b5ad;
  --ox:#54171a;
  --ox-2:#3a0f12;
  --ox-soft:rgba(84,23,26,.08);
  --font:'Inter',system-ui,-apple-system,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --t:.28s cubic-bezier(0.2,0.8,0.2,1);
}
html,body{background:var(--bg);color:var(--ink);font-family:var(--font);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased;letter-spacing:-.005em}
body{overflow-x:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
img{display:block;max-width:100%}
::selection{background:var(--ox);color:#fff}
.wrap{max-width:1400px;margin-left:auto;margin-right:auto;padding-left:24px;padding-right:24px}
.mono{font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;text-transform:uppercase;color:var(--mute)}

/* ===== Nav ===== */
.nav{position:sticky;top:0;z-index:40;background:rgba(237,237,234,.92);backdrop-filter:saturate(160%) blur(14px);-webkit-backdrop-filter:saturate(160%) blur(14px);border-bottom:1px solid var(--ink)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:52px}
.nav-brand{font-weight:900;font-size:20px;letter-spacing:-.02em;color:var(--ink)}
.nav-brand .r{color:var(--ox)}
.nav-links{display:flex;gap:22px;align-items:center;margin-left:auto;margin-right:22px}
.nav-links a{color:var(--sub);font-size:13.5px;font-weight:600;transition:color var(--t)}
.nav-links a:hover{color:var(--ox)}
.nav-cta{background:var(--ox);color:#fff;font-weight:700;font-size:12.5px;text-transform:uppercase;letter-spacing:.06em;padding:8px 16px;transition:background var(--t)}
.nav-cta:hover{background:var(--ox-2)}

/* ===== Hero ===== */
.hero{display:grid;grid-template-columns:7fr 5fr;border-bottom:2px solid var(--ink)}
.hero-left{padding:60px 30px 60px 0;border-right:1px solid var(--ink);padding-right:28px}
.hero-num{font-weight:900;font-size:clamp(180px,26vw,360px);line-height:.82;letter-spacing:-.06em;color:var(--ink);display:inline-block}
.hero-num sup{font-size:.35em;vertical-align:top;color:var(--ox);font-weight:700;letter-spacing:0;margin-left:6px}
.hero-cap{display:flex;justify-content:space-between;align-items:baseline;margin-top:22px;border-top:1px solid var(--rule-2);padding-top:14px;gap:14px;flex-wrap:wrap}
.hero-cap .c-l{color:var(--mute);font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase}
.hero-cap .c-r{font-weight:600;font-size:15px}
.hero-cap .c-r b{color:var(--ox);font-weight:700}
.hero-right{padding:50px 0 46px 28px;display:flex;flex-direction:column;justify-content:space-between;gap:30px}
.hero-right h1{font-weight:900;font-size:clamp(40px,4.2vw,66px);line-height:1;letter-spacing:-.025em;margin-bottom:22px}
.hero-right h1 .ox{color:var(--ox)}
.hero-right p{font-size:17.5px;color:var(--sub);max-width:460px;line-height:1.55;margin-bottom:28px}
.hero-side-meta{display:grid;grid-template-columns:1fr 1fr;gap:0;border-top:1px solid var(--ink);margin-top:10px}
.hero-side-meta div{padding:18px 0;border-right:1px solid var(--rule-2);padding-right:16px}
.hero-side-meta div:nth-child(2){padding-left:16px;padding-right:0;border-right:0}
.hero-side-meta div:nth-child(3){border-top:1px solid var(--rule-2)}
.hero-side-meta div:nth-child(4){border-top:1px solid var(--rule-2);padding-left:16px;padding-right:0;border-right:0}
.hero-side-meta dt{color:var(--mute);font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;margin-bottom:4px}
.hero-side-meta dd{font-weight:800;font-size:22px;letter-spacing:-.01em}
.hero-side-meta dd .ox{color:var(--ox)}
.hero-ctas{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}

/* ===== Buttons ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;font-family:var(--font);font-weight:700;font-size:13.5px;letter-spacing:.04em;text-transform:uppercase;transition:background var(--t),color var(--t),border-color var(--t);cursor:pointer;border:2px solid transparent}
.btn-p{background:var(--ox);color:#fff;border-color:var(--ox)}
.btn-p:hover{background:var(--ox-2);border-color:var(--ox-2)}
.btn-g{background:transparent;color:var(--ink);border-color:var(--ink)}
.btn-g:hover{background:var(--ink);color:var(--bg)}
.btn .arrow{transition:transform var(--t)}
.btn:hover .arrow{transform:translateX(3px)}

/* ===== Section header ===== */
section{position:relative}
.sh{padding-top:56px;padding-bottom:22px;border-bottom:1px solid var(--ink);display:flex;flex-direction:column;gap:8px}
.sh-eyebrow{font-family:var(--mono);color:var(--ox);font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:700}
.sh-title{font-weight:900;font-size:clamp(32px,4.2vw,56px);letter-spacing:-.022em;line-height:1;margin-top:2px}
.sh-title .ox{color:var(--ox)}

/* ===== Tracks ===== */
.tracks{padding-top:70px;padding-bottom:60px}
.tracks-grid{display:grid;grid-template-columns:repeat(3,1fr);border:2px solid var(--ink)}
.track{padding:40px 32px 44px;border-right:1px solid var(--ink);position:relative;background:var(--bg);transition:background var(--t)}
.track:last-child{border-right:0}
.track:hover{background:var(--panel)}
.track-n{font-family:var(--mono);color:var(--ox);font-size:12px;letter-spacing:.12em;text-transform:uppercase;font-weight:700;margin-bottom:16px;display:block}
.track h3{font-weight:900;font-size:32px;letter-spacing:-.02em;line-height:1.05;margin-bottom:14px}
.track h3 .ox{color:var(--ox)}
.track p{color:var(--sub);font-size:15px;line-height:1.55}
.track-rule{position:absolute;left:32px;right:32px;top:28px;height:1px;background:var(--rule-2)}

/* ===== Filters ===== */
.filters{display:flex;gap:0;flex-wrap:wrap;margin-bottom:0;border:2px solid var(--ink);border-bottom:0}
.filter-btn{flex:1;min-width:130px;padding:14px 18px;background:var(--bg);border:0;border-right:1px solid var(--ink);font-family:var(--font);font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink);cursor:pointer;transition:background var(--t),color var(--t);text-align:left}
.filter-btn:last-child{border-right:0}
.filter-btn:hover{background:var(--panel)}
.filter-btn.active{background:var(--ink);color:var(--bg)}
.filter-btn .count{color:var(--mute);font-family:var(--mono);font-size:11px;font-weight:500;margin-left:6px}
.filter-btn.active .count{color:#b8b5ad}

/* ===== Projects grid ===== */
.prj{display:grid;grid-template-columns:repeat(3,1fr);border:2px solid var(--ink);border-top:1px solid var(--ink)}
.prj>article{border-right:1px solid var(--ink);display:flex;flex-direction:column;background:var(--bg);transition:background var(--t)}
.prj>article:nth-child(3n){border-right:0}
.prj>article:nth-child(n+4){border-top:1px solid var(--ink)}
.prj>article:hover{background:var(--panel)}
.card-head{padding:18px 22px;display:flex;justify-content:space-between;align-items:flex-start;border-bottom:1px solid var(--rule-2);gap:10px}
.card-num{font-weight:900;font-size:34px;line-height:.9;letter-spacing:-.02em}
.card-cat{font-family:var(--mono);font-size:10.5px;color:var(--ox);letter-spacing:.1em;text-transform:uppercase;padding:5px 10px;border:1px solid var(--ox);align-self:flex-start;font-weight:700}
.card-media{aspect-ratio:3/2;background:var(--bg-2);overflow:hidden;border-bottom:1px solid var(--rule-2)}
.card-media img{width:100%;height:100%;object-fit:cover;filter:contrast(1.04);transition:transform .5s cubic-bezier(0.2,0.8,0.2,1)}
article:hover .card-media img{transform:scale(1.03)}
.card-body{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px;flex:1}
.card-t{font-weight:900;font-size:24px;letter-spacing:-.015em;line-height:1.05}
.card-d{color:var(--sub);font-size:14px;line-height:1.55;flex:1}
.card-foot{display:flex;gap:10px;align-items:center;justify-content:space-between;margin-top:4px;padding-top:12px;border-top:1px solid var(--rule-2)}
.card-link{color:var(--ox);font-weight:700;font-size:13px;font-family:var(--mono);letter-spacing:.08em;text-transform:uppercase;display:inline-flex;align-items:center;gap:6px;transition:color var(--t)}
.card-link:hover{color:var(--ox-2)}
.card-link .arrow{transition:transform var(--t)}
.card-link:hover .arrow{transform:translateX(3px)}
.card-ext{color:var(--mute);font-family:var(--mono);font-size:11.5px;letter-spacing:.08em;text-transform:uppercase}
.card-ext:hover{color:var(--ink)}

/* ===== AI manifest ===== */
.manifest{margin:100px 0 0;background:var(--ox);color:var(--bg);border-top:2px solid var(--ink);border-bottom:2px solid var(--ink)}
.manifest-inner{display:grid;grid-template-columns:5fr 3fr;gap:0}
.manifest-l{padding:70px 40px 70px 0;border-right:1px solid rgba(255,255,255,.22);padding-left:0}
.manifest-l .k{font-family:var(--mono);color:rgba(255,255,255,.7);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:20px}
.manifest-l h2{font-weight:900;font-size:clamp(40px,5.4vw,78px);letter-spacing:-.025em;line-height:.98;margin-bottom:24px}
.manifest-l h2 em{font-style:normal;color:#f4d4a0}
.manifest-l p{font-size:17.5px;max-width:620px;color:rgba(255,255,255,.85);line-height:1.55;margin-bottom:18px}
.manifest-r{padding:70px 0 70px 40px;display:grid;grid-template-columns:1fr 1fr;gap:0}
.mstat{padding:18px 24px 18px 0;border-bottom:1px solid rgba(255,255,255,.18);border-right:1px solid rgba(255,255,255,.18)}
.mstat:nth-child(2){padding-left:24px;border-right:0;padding-right:0}
.mstat:nth-child(3){padding-top:24px;border-bottom:0}
.mstat:nth-child(4){padding-top:24px;padding-left:24px;border-right:0;border-bottom:0;padding-right:0}
.mstat-n{font-weight:900;font-size:52px;letter-spacing:-.03em;line-height:1}
.mstat-n em{color:#f4d4a0;font-style:normal}
.mstat-l{color:rgba(255,255,255,.7);font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;margin-top:8px}

/* ===== CTA ===== */
.cta{display:grid;grid-template-columns:3fr 2fr;border-bottom:2px solid var(--ink);min-height:280px}
.cta-l{padding:60px 40px 60px 0;border-right:1px solid var(--ink);display:flex;flex-direction:column;justify-content:center;padding-left:0}
.cta-l .k{font-family:var(--mono);color:var(--ox);font-size:12px;letter-spacing:.14em;text-transform:uppercase;margin-bottom:18px}
.cta-l h2{font-weight:900;font-size:clamp(46px,6.4vw,92px);letter-spacing:-.03em;line-height:.96}
.cta-l h2 .ox{color:var(--ox)}
.cta-r{padding:50px 36px;display:flex;flex-direction:column;gap:20px;justify-content:center;background:var(--ink);color:var(--bg)}
.cta-r p{font-size:15.5px;line-height:1.55;color:rgba(237,237,234,.82)}
.cta-r .btn-p{background:var(--ox);border-color:var(--ox)}
.cta-r .btn-p:hover{background:#6c1d22;border-color:#6c1d22}
.cta-r .btn-g{color:var(--bg);border-color:var(--bg)}
.cta-r .btn-g:hover{background:var(--bg);color:var(--ink);border-color:var(--bg)}

/* ===== Footer ===== */
.ft{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:20px;padding-bottom:20px;border-top:1px solid var(--rule-2);font-family:var(--mono);font-size:11.5px;color:var(--mute);letter-spacing:.08em;text-transform:uppercase;flex-wrap:wrap}
.ft>a{transition:color var(--t)}
.ft>a:hover{color:var(--ox)}
.ft-copy{color:var(--ink);font-weight:600}
.ft-links{display:flex;gap:18px}

/* ===== Responsive ===== */
@media(max-width:1080px){
  .nav-links{gap:16px}
  .nav-links a{font-size:13px}
  .tracks-grid{grid-template-columns:1fr}
  .track{border-right:0;border-bottom:1px solid var(--ink)}
  .track:last-child{border-bottom:0}
  .prj{grid-template-columns:repeat(2,1fr)}
  .prj>article{border-right:1px solid var(--ink)}
  .prj>article:nth-child(3n){border-right:1px solid var(--ink)}
  .prj>article:nth-child(2n){border-right:0}
  .prj>article:nth-child(n+3){border-top:1px solid var(--ink)}
  .manifest-inner{grid-template-columns:1fr}
  .manifest-l{border-right:0;border-bottom:1px solid rgba(255,255,255,.22);padding:50px 26px;margin-left:0}
  .manifest-r{padding:40px 26px}
  .cta{grid-template-columns:1fr}
  .cta-l{border-right:0;border-bottom:2px solid var(--ink);padding-left:26px}
  .cta-r{padding-left:26px}
}
@media(max-width:760px){
  .nav-inner{min-height:48px;gap:16px}
  .nav-brand{font-size:17px}
  .nav-inner .nav-links{display:none}
  .nav-cta{padding:7px 14px;font-size:11.5px}
  .hero{grid-template-columns:1fr}
  .hero-left{border-right:0;border-bottom:1px solid var(--ink);padding-right:0;padding-bottom:36px;padding-top:40px}
  .hero-num{font-size:clamp(130px,42vw,220px)}
  .hero-right{padding-left:0;padding-top:40px;padding-right:0}
  .hero-right h1{font-size:clamp(38px,9vw,56px)}
  .hero-side-meta{grid-template-columns:1fr 1fr}
  .hero-side-meta dd{font-size:20px}
  .sh{padding-top:40px;padding-bottom:18px}
  .sh-title{font-size:32px}
  .tracks{padding-top:44px;padding-bottom:40px}
  .track{padding:32px 22px 36px}
  .track h3{font-size:26px}
  .filters{flex-direction:column;gap:0}
  .filter-btn{width:100%;border-right:0 !important;border-bottom:1px solid var(--ink);text-align:left}
  .filter-btn:last-child{border-bottom:0}
  .prj{grid-template-columns:1fr;border-top:0}
  .prj>article{border-right:0 !important;border-bottom:1px solid var(--ink)}
  .prj>article:last-child{border-bottom:0}
  .prj>article:nth-child(n+2){border-top:0}
  .manifest-l{padding:40px 22px}
  .manifest-l h2{font-size:40px}
  .manifest-r{padding:28px 22px;grid-template-columns:1fr 1fr;gap:0}
  .mstat{padding:16px 16px 16px 0}
  .mstat:nth-child(2){padding-left:16px}
  .mstat:nth-child(3),.mstat:nth-child(4){padding-top:16px}
  .mstat-n{font-size:40px}
  .cta{grid-template-columns:1fr}
  .cta-l{border-right:0;border-bottom:2px solid var(--ink);padding:40px 0}
  .cta-l h2{font-size:46px}
  .cta-r{padding:32px 22px}
  .ft{flex-direction:column;align-items:flex-start;gap:10px}
  .ft-links{flex-direction:column;gap:6px}
}

/* ===== Hidden for filter ===== */
.card-hidden{display:none !important}

/* ===== Single project layout (when only Evrostroy is shown) ===== */
.prj.prj-single{grid-template-columns:1fr;border-top:2px solid var(--ink)}
.prj.prj-single>article{border-right:0;max-width:none;display:grid;grid-template-columns:5fr 7fr}
.prj.prj-single>article .card-head{grid-column:1/-1;border-bottom:1px solid var(--ink);padding:22px 28px}
.prj.prj-single>article .card-num{font-size:42px}
.prj.prj-single>article .card-media{aspect-ratio:auto;border-bottom:0;border-right:1px solid var(--rule-2)}
.prj.prj-single>article .card-media img{height:100%}
.prj.prj-single>article .card-body{padding:32px 36px 36px;gap:14px;justify-content:center}
.prj.prj-single>article .card-t{font-size:38px}
.prj.prj-single>article .card-d{font-size:16px;line-height:1.6;flex:0 0 auto}
.prj.prj-single>article .card-foot{padding-top:18px}
@media(max-width:760px){
  .prj.prj-single>article{grid-template-columns:1fr}
  .prj.prj-single>article .card-media{aspect-ratio:3/2;border-right:0;border-bottom:1px solid var(--rule-2)}
  .prj.prj-single>article .card-t{font-size:28px}
}