/* Direction: a night-time BI console. Deep ink background, azure data accent,
   saffron for the one figure that matters. Display face Unbounded, body Golos Text. */
:root{
  --bg:#0a121b;
  --bg-2:#0f1a26;
  --card:#132131;
  --line:#22344a;
  --ink:#e8eef5;
  --muted:#93a4b8;
  --accent:#38bdf8;
  --accent-2:#f5b942;
  --good:#4ade80;
  --warn:#fbbf24;
  --study:#a5b4fc;
  --display:"Unbounded","Arial Black",system-ui,sans-serif;
  --body:"Golos Text","Segoe UI",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --r:16px;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--body);-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--accent)}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{max-width:1180px;margin:0 auto;padding:0 22px}
.mono{font-family:var(--mono);font-size:12px;color:var(--muted)}

/* language switching */
html[data-lang="ru"] .uz, html[data-lang="uz"] .ru{display:none!important}

/* nav */
.nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--bg) 82%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:24px;height:64px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font:700 14px var(--display);letter-spacing:.01em;white-space:nowrap}
.brand-mark{display:flex;align-items:flex-end;gap:3px;height:20px}
.brand-mark i{width:5px;border-radius:2px;background:var(--accent)}
.brand-mark i:nth-child(1){height:9px}.brand-mark i:nth-child(2){height:14px}.brand-mark i:nth-child(3){height:20px;background:var(--accent-2)}
.nav-links{display:flex;gap:20px;margin-left:auto}
.nav-links a{color:var(--muted);text-decoration:none;font-size:14px;font-weight:500}
.nav-links a:hover{color:var(--ink)}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px}
.lang button{font:600 12px var(--mono);color:var(--muted);background:none;border:0;padding:6px 11px;border-radius:999px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--accent);color:#04121d}
@media (max-width:900px){.nav-links{display:none}.lang{margin-left:auto}}

/* hero */
.hero{padding:72px 0 40px;background:
  radial-gradient(900px 420px at 85% -10%,rgba(56,189,248,.16),transparent 70%),
  radial-gradient(600px 300px at -10% 20%,rgba(245,185,66,.07),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:48px;align-items:center}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{font:500 12px var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--accent);margin:0}
h1{font:800 clamp(46px,7.4vw,92px)/.98 var(--display);letter-spacing:-.03em;margin:18px 0 22px;text-wrap:balance}
.lead{font-size:19px;color:#c8d4e1;max-width:56ch;margin:0}
.cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}
.btn{display:inline-flex;align-items:center;padding:12px 20px;border-radius:999px;border:1px solid var(--line);color:var(--ink);text-decoration:none;font-weight:600;font-size:15px;transition:border-color .2s,transform .2s}
.btn:hover{border-color:var(--accent);transform:translateY(-1px)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#04121d}
.hero-shot{margin:0}
.hero-shot .zoom{border-radius:18px;box-shadow:0 30px 80px -20px rgba(0,0,0,.7),0 0 0 1px var(--line);transform:perspective(1400px) rotateY(-6deg) rotateX(2deg);transition:transform .5s}
.hero-shot .zoom:hover{transform:none}
.hero-shot figcaption{margin-top:14px;font-size:13px;color:var(--muted)}
.figures{display:grid;grid-template-columns:repeat(4,1fr);margin:56px 0 0;border-top:1px solid var(--line)}
.figures div{padding:22px 20px 6px 0}
.figures div+div{padding-left:20px;border-left:1px solid var(--line)}
.figures dt{font:700 40px/1 var(--display);font-variant-numeric:tabular-nums;color:var(--ink)}
.figures div:nth-child(3) dt{color:var(--accent-2)}
.figures dd{margin:8px 0 0;font-size:14px;color:var(--muted)}
@media (max-width:760px){.figures{grid-template-columns:1fr 1fr}.figures div:nth-child(3){padding-left:0;border-left:0}.figures div:nth-child(n+3){border-top:1px solid var(--line)}}

/* sections */
.sec{padding:96px 0}
.sec.alt{background:var(--bg-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sec-head{display:grid;grid-template-columns:auto 1fr;gap:24px;align-items:start;margin-bottom:40px}
.sec-num{font:500 13px var(--mono);color:var(--accent);border:1px solid var(--line);border-radius:999px;padding:6px 12px;margin-top:6px}
h2{font:700 clamp(26px,3.4vw,40px)/1.15 var(--display);letter-spacing:-.02em;margin:0 0 12px;text-wrap:balance}
.sec-head p{margin:0;color:var(--muted);max-width:70ch}
h3{font:700 20px/1.3 var(--display);margin:10px 0 10px;text-wrap:balance}

/* zoomable images */
.zoom{display:block;width:100%;padding:0;border:0;background:#fff;border-radius:12px;overflow:hidden;cursor:zoom-in;box-shadow:0 0 0 1px var(--line)}
.zoom img{width:100%;height:auto;transition:transform .4s}
.zoom:hover img{transform:scale(1.015)}

/* BI gallery */
.gallery{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:14px}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.tabs button{font:500 14px var(--body);color:var(--muted);background:transparent;border:1px solid transparent;border-radius:999px;padding:8px 14px;cursor:pointer}
.tabs button:hover{color:var(--ink)}
.tabs button[aria-selected="true"]{color:var(--ink);background:var(--bg);border-color:var(--line)}
.stage{background:#123a4a}
.stage img{max-height:70vh;object-fit:contain;margin:0 auto}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:20px;counter-reset:s}
.steps div{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;font-size:14px;color:var(--muted);display:flex;flex-direction:column;gap:6px}
.steps b{font-family:var(--mono);font-weight:500;font-size:13px;color:var(--accent)}
.steps b::before{counter-increment:s;content:counter(s) " · ";color:var(--muted)}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:520px){.steps{grid-template-columns:1fr}}
.more{display:flex;flex-wrap:wrap;gap:22px;margin:22px 0 0}
.more a,.link{font-weight:600;font-size:15px;text-decoration:none;border-bottom:1px solid currentColor}
.more a::after,.link::after{content:" ↗"}

/* pills & tags */
.pill{display:inline-block;font:500 11px var(--mono);letter-spacing:.04em;text-transform:uppercase;padding:4px 10px;border-radius:999px;border:1px solid}
.pill.live{color:var(--good);border-color:rgba(74,222,128,.35);background:rgba(74,222,128,.08)}
.pill.done{color:var(--accent);border-color:rgba(56,189,248,.35);background:rgba(56,189,248,.08)}
.pill.wip{color:var(--warn);border-color:rgba(251,191,36,.35);background:rgba(251,191,36,.08)}
.pill.study{color:var(--study);border-color:rgba(165,180,252,.3);background:rgba(165,180,252,.07)}
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:16px}
.tags span{font:400 12px var(--mono);color:var(--muted);border:1px solid var(--line);border-radius:6px;padding:3px 8px}

/* systems */
.sys-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}
@media (max-width:900px){.sys-grid{grid-template-columns:1fr}}
.sys{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:28px;position:relative;overflow:hidden}
.sys::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,var(--good),var(--accent))}
.sys-top{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between}
.sys p{color:#c8d4e1;margin:0 0 18px}
.sys ul{margin:18px 0 0;padding-left:18px;color:#c8d4e1;font-size:15px}
.sys li+li{margin-top:6px}
.flow{display:flex;flex-wrap:wrap;align-items:center;gap:8px;padding:14px;background:var(--bg);border:1px dashed var(--line);border-radius:12px}
.flow>span{font:500 12px var(--mono);color:var(--ink);background:var(--card);border:1px solid var(--line);padding:5px 9px;border-radius:8px}
.flow i{width:14px;height:1px;background:var(--accent);position:relative}
.flow i::after{content:"";position:absolute;right:-1px;top:-3px;border:3.5px solid transparent;border-left-color:var(--accent)}
.row3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:20px}
@media (max-width:900px){.row3{grid-template-columns:1fr}}
.mini{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:24px}
.mini p{margin:0;color:var(--muted);font-size:15px}
.mini.wide{margin-top:20px}

/* ML */
.ml{display:grid;grid-template-columns:.9fr 1.3fr;gap:36px;align-items:start;padding:36px 0;border-top:1px solid var(--line)}
.ml:first-of-type{border-top:0;padding-top:0}
@media (max-width:960px){.ml{grid-template-columns:1fr}}
.ml-text p{color:#c8d4e1;margin:0}
.metric{font:800 46px/1 var(--display);color:var(--accent-2);margin:6px 0 16px;font-variant-numeric:tabular-nums}
.metric small{display:block;font:500 12px var(--mono);color:var(--muted);margin-top:10px;letter-spacing:.02em}
.ml-text .link{display:inline-block;margin-top:18px}
.ml-shots{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.ml-shots .zoom:first-child{grid-column:1/-1}
.row3.small{margin-top:36px}

/* SQL charts */
.sql-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:20px}
@media (max-width:1000px){.sql-grid{grid-template-columns:1fr}}
.chart{margin:0;background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.chart figcaption{font-size:14px;color:var(--muted);margin-bottom:18px}
.bars{display:flex;flex-direction:column;gap:12px;--max:3264}
.bars.pct{--max:30.86}
.bar{display:grid;grid-template-columns:1fr auto;gap:2px 10px;font-size:13px;color:#c8d4e1}
.bar b{font:500 13px var(--mono);font-variant-numeric:tabular-nums;color:var(--ink)}
.bar::after{content:"";grid-column:1/-1;height:8px;border-radius:4px;width:calc(var(--v)/var(--max)*100%);background:var(--accent);opacity:.85}
.bar.warn::after{background:var(--warn)}
.bar.good::after{background:var(--good)}
.sql-notes{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.sql-notes h3{margin-top:0}
.sql-notes ul{padding-left:18px;margin:0;color:#c8d4e1;font-size:14px}
.sql-notes li+li{margin-top:8px}

/* web */
.web{display:grid;grid-template-columns:.8fr 1.4fr;gap:36px;align-items:start;padding:36px 0;border-top:1px solid var(--line)}
.web:first-of-type{border-top:0;padding-top:0}
@media (max-width:960px){.web{grid-template-columns:1fr}}
.web-text p{color:#c8d4e1;margin:0}
.web-text .link{display:inline-block;margin-top:18px}
.web-shots{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.web-shots .big{grid-column:1/-1}

/* skills */
.skills{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
@media (max-width:900px){.skills{grid-template-columns:1fr}}
.skills>div{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.skills h3{font:500 12px var(--mono);text-transform:uppercase;letter-spacing:.08em;color:var(--accent);margin:0 0 12px}
.chips{display:flex;flex-wrap:wrap;gap:8px;margin:0}
.chips>span{font-size:14px;padding:5px 11px;border-radius:8px;background:var(--bg);border:1px solid var(--line)}
.edu{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:20px}
@media (max-width:700px){.edu{grid-template-columns:1fr}}
.edu>div{display:flex;flex-direction:column;gap:4px;padding:20px 22px;border:1px solid var(--line);border-radius:var(--r)}
.edu b{font-weight:600}
.edu>div>span{color:var(--muted);font-size:14px}

/* footer */
.foot{padding:88px 0 64px;background:radial-gradient(700px 300px at 50% 120%,rgba(56,189,248,.15),transparent 70%)}
.foot-in{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:start}
@media (max-width:900px){.foot-in{grid-template-columns:1fr}}
.foot h2{font-size:clamp(30px,4vw,48px)}
.foot p{color:var(--muted);margin:0}
.contacts{display:grid;grid-template-columns:1fr 1fr;gap:12px}
@media (max-width:520px){.contacts{grid-template-columns:1fr}}
.contacts a{display:flex;flex-direction:column;gap:2px;padding:16px 18px;border:1px solid var(--line);border-radius:14px;color:var(--ink);text-decoration:none;font-weight:600;background:var(--card);transition:border-color .2s}
.contacts a:hover{border-color:var(--accent)}
.contacts small{font:500 11px var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted)}

/* lightbox */
dialog#lightbox{border:0;padding:0;background:transparent;max-width:min(96vw,1600px);max-height:94vh}
dialog#lightbox::backdrop{background:rgba(4,10,16,.88);backdrop-filter:blur(4px)}
dialog#lightbox img{max-width:100%;max-height:90vh;border-radius:10px;background:#fff}
.lb-close{position:fixed;top:16px;right:20px;width:44px;height:44px;border-radius:50%;border:1px solid var(--line);background:var(--card);color:var(--ink);font-size:24px;cursor:pointer}

/* entrance */
@keyframes rise{from{opacity:.0001;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero h1,.hero .lead,.hero .cta,.hero-shot{animation:rise .7s cubic-bezier(.2,.7,.2,1) both}
.hero .lead{animation-delay:.08s}.hero .cta{animation-delay:.16s}.hero-shot{animation-delay:.22s}
.ml-shots .zoom:not(:first-child) img,.web-shots .zoom:not(.big) img{aspect-ratio:16/10;object-fit:contain;background:#fff}