/* Fonts: self-hosted variable woff2 (SIL OFL, see fonts/OFL-*.txt). One file per alphabet covers every weight;
   unicode-range means a page only downloads the alphabets it uses. */
@font-face{font-family:"Unbounded";font-style:normal;font-weight:200 900;font-display:swap;src:url(../fonts/unbounded-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:"Unbounded";font-style:normal;font-weight:200 900;font-display:swap;src:url(../fonts/unbounded-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:"Unbounded";font-style:normal;font-weight:200 900;font-display:swap;src:url(../fonts/unbounded-cyrillic.woff2) format("woff2");unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116}
@font-face{font-family:"Manrope";font-style:normal;font-weight:200 800;font-display:swap;src:url(../fonts/manrope-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:"Manrope";font-style:normal;font-weight:200 800;font-display:swap;src:url(../fonts/manrope-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF}
@font-face{font-family:"Manrope";font-style:normal;font-weight:200 800;font-display:swap;src:url(../fonts/manrope-cyrillic.woff2) format("woff2");unicode-range:U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116}
/* Arial resized to take the same space as each font, so text barely moves when the real font arrives.
   Values measured on the site copy in all three languages; recompute if the copy changes a lot. */
@font-face{font-family:"Unbounded Fallback";font-weight:500;src:local("Arial"),local("ArialMT");size-adjust:136.84%;ascent-override:72.71%;descent-override:17.9%;line-gap-override:0.0%}
@font-face{font-family:"Unbounded Fallback";font-weight:700;src:local("Arial Bold"),local("Arial-BoldMT");size-adjust:131.31%;ascent-override:75.77%;descent-override:18.66%;line-gap-override:0.0%}
@font-face{font-family:"Manrope Fallback";font-weight:400;src:local("Arial"),local("ArialMT");size-adjust:101.87%;ascent-override:104.64%;descent-override:29.45%;line-gap-override:0.0%}
@font-face{font-family:"Manrope Fallback";font-weight:500;src:local("Arial"),local("ArialMT");size-adjust:103.74%;ascent-override:102.76%;descent-override:28.92%;line-gap-override:0.0%}
@font-face{font-family:"Manrope Fallback";font-weight:700;src:local("Arial Bold"),local("Arial-BoldMT");size-adjust:99.87%;ascent-override:106.74%;descent-override:30.04%;line-gap-override:0.0%}

:root{
  --paper:#f2f4f8; --ink:#0f1b3d; --ink-soft:#4a5577; --line:#d5dbe8;
  --primary:#0b6378; --accent:#b3183e; --saffron:#f2b33d; --on-primary:#ffffff;
  /* Colours for numbers and icons on light surfaces (3:1+). Saffron needs a darker ochre there; fills keep the brand hex */
  --accent-text:#b3183e; --saffron-text:#b0770c;
  /* The contact panel stays brand teal in both themes so white text and saffron keep their contrast */
  --panel:#0b6378; --focus:var(--primary);
  --display:"Unbounded","Unbounded Fallback","Arial Black",system-ui,sans-serif;
  --body:"Manrope","Manrope Fallback","Segoe UI",system-ui,-apple-system,sans-serif;
  color-scheme:light;
  box-sizing:border-box;
  padding-top:env(safe-area-inset-top,0px);
  padding-bottom:env(safe-area-inset-bottom,0px);
}
/* Dark theme: neutral near-black with neutral greys, so teal, pomegranate and saffron are the only colour.
   Chosen with the header switch (data-theme), otherwise follows the system setting */
:root[data-theme="dark"]{--paper:#111111;--ink:#f2f2f2;--ink-soft:#a3a3a3;--line:#2e2e2e;--primary:#108fae;--accent:#e74a71;--accent-text:#e74a71;--saffron-text:#f2b33d;--focus:#f2b33d;color-scheme:dark;}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){--paper:#111111;--ink:#f2f2f2;--ink-soft:#a3a3a3;--line:#2e2e2e;--primary:#108fae;--accent:#e74a71;--accent-text:#e74a71;--saffron-text:#f2b33d;--focus:#f2b33d;color-scheme:dark;}
}
*,*::before,*::after{box-sizing:inherit;margin:0;padding:0}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-size:18px;line-height:1.6;overflow-x:hidden}
a{color:inherit}
img,svg{max-width:100%}
:focus-visible{outline:3px solid var(--focus);outline-offset:3px;border-radius:4px}

.progress{position:fixed;top:0;left:0;right:0;height:4px;background:var(--primary);transform-origin:0 50%;transform:scaleX(0);z-index:50}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);background:var(--paper);z-index:41}

header{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:color-mix(in srgb,var(--paper) 85%,transparent);backdrop-filter:blur(10px)}
.nav{max-width:1240px;margin:0 auto;padding:18px 24px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;font-family:var(--display);font-weight:700;font-size:22px;text-decoration:none;letter-spacing:-0.02em}
.logo-mark{flex:none;width:1.5em;height:1.5em;color:var(--primary);transition:transform .6s cubic-bezier(.2,.8,.2,1)}
/* An eighth of a turn lands the star back on itself */
.logo:hover .logo-mark{transform:rotate(45deg)}
.nav ul{list-style:none;display:flex;gap:28px;font-weight:500;font-size:16px}
.nav ul a{text-decoration:none;color:var(--ink-soft);white-space:nowrap}
.nav ul a:hover{color:var(--ink)}
.btn{display:inline-block;font-weight:700;font-size:16px;text-decoration:none;background:var(--ink);color:var(--paper);padding:12px 22px;border-radius:999px;transition:transform .2s}
.btn:hover{transform:translateY(-2px)}
.nav-end{display:flex;align-items:center;gap:16px}
.theme{flex:none;display:grid;place-items:center;width:40px;height:40px;border:1px solid var(--line);border-radius:999px;background:none;color:var(--ink-soft);cursor:pointer;transition:color .2s,background-color .2s}
.theme:hover{color:var(--ink);background:color-mix(in srgb,var(--ink) 6%,transparent)}
.theme svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.theme .i-sun,.theme[aria-pressed="true"] .i-moon{display:none}
.theme[aria-pressed="true"] .i-sun{display:block}

/* Language switcher */
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px}
.lang button{font:700 13px/1 var(--body);letter-spacing:.04em;color:var(--ink-soft);background:none;border:0;border-radius:999px;padding:9px 10px;cursor:pointer;transition:color .2s,background-color .2s}
.lang button:hover{color:var(--ink)}
.lang button[aria-pressed="true"]{background:color-mix(in srgb,var(--ink) 9%,transparent);color:var(--ink)}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
/* Never visible, so a system font is fine, and "Русский" doesn't pull Cyrillic web fonts into Uzbek/English pages */
.lang .sr-only{font-family:sans-serif}
.lang-select{display:none;appearance:none;-webkit-appearance:none;font:700 13px/1 var(--body);letter-spacing:.04em;color:var(--ink);border:1px solid var(--line);border-radius:999px;height:40px;padding:0 30px 0 14px;cursor:pointer;background:transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 12 12'%3E%3Cpath d='M3 4.5l3 3 3-3' fill='none' stroke='%23858585' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") no-repeat right 12px center/12px}
.lang-select option{color:var(--ink);background:var(--paper)}

/* Stored non-default language: hidden until js/i18n.js applies it, revealed regardless after 1.5s */
.i18n-pending body{visibility:hidden;animation:i18n-reveal 0s 1.5s forwards}
@keyframes i18n-reveal{to{visibility:visible}}

/* Hero */
.hero{position:relative;min-height:92vh;display:flex;align-items:center;overflow:hidden}
.hero-inner{max-width:1240px;margin:0 auto;padding:60px 24px;width:100%;position:relative;z-index:2}
.hero h1{font-family:var(--display);font-weight:700;font-size:clamp(40px,7.2vw,104px);line-height:1.02;letter-spacing:-0.035em;max-width:11ch}
.hero h1 .line{display:block;overflow:hidden;padding-bottom:0.06em}
.hero h1 .word{display:inline-block}
.hero p{margin-top:32px;max-width:46ch;font-size:20px;color:var(--ink-soft)}
.hero .actions{margin-top:36px;display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.link{font-weight:700;text-decoration:underline;text-underline-offset:6px;text-decoration-thickness:2px}
.star{position:absolute;right:-12vw;top:50%;width:min(78vw,860px);aspect-ratio:1;transform:translateY(-50%);z-index:1;pointer-events:none}
.star polygon{fill:none;stroke-width:2}
.scroll-hint{position:absolute;left:24px;bottom:28px;font-size:14px;color:var(--ink-soft);display:flex;align-items:center;gap:10px;z-index:2}
.scroll-hint i{display:block;width:2px;height:36px;background:var(--line);position:relative;overflow:hidden}
.scroll-hint i::after{content:"";position:absolute;left:0;top:0;width:100%;height:40%;background:var(--primary);transform:translateY(-100%);animation:drip 1.8s ease-in-out infinite}
/* Transform instead of top: same path (-40% to 100% of the track), no layout work per frame */
@keyframes drip{to{transform:translateY(250%)}}

/* Marquee */
.marquee{padding:48px 0;border-block:1px solid var(--line);overflow:hidden}
.row{display:flex;gap:48px;white-space:nowrap;font-family:var(--display);font-weight:500;font-size:clamp(28px,4.4vw,60px);letter-spacing:-0.02em}
.row+.row{margin-top:12px;color:var(--primary)}
.row span{display:inline-flex;align-items:center;gap:48px}
.row span::after{content:"";width:.5em;height:.5em;background:var(--saffron);clip-path:polygon(50% 0,61% 35%,100% 50%,61% 65%,50% 100%,39% 65%,0 50%,39% 35%)}

/* Sections */
section{position:relative}
.wrap{max-width:1240px;margin:0 auto;padding:0 24px}
.sec{padding:140px 0}
.sec h2,.process h2{font-family:var(--display);font-weight:700;font-size:clamp(32px,4.6vw,64px);line-height:1.08;letter-spacing:-0.03em;max-width:16ch}
.lead{margin-top:20px;color:var(--ink-soft);max-width:52ch}

/* Services */
.services{margin-top:72px;border-top:1px solid var(--line)}
.svc{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:24px 48px;padding:40px 0;border-bottom:1px solid var(--line);position:relative}
.svc h3{font-family:var(--display);font-weight:500;font-size:clamp(24px,2.8vw,38px);letter-spacing:-0.02em;line-height:1.15}
.svc p{color:var(--ink-soft);max-width:48ch}
.tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}
.tags li{list-style:none;font-size:14px;font-weight:500;border:1px solid var(--line);padding:4px 12px;border-radius:999px}
.svc .bar{position:absolute;left:0;bottom:-1px;height:2px;width:100%;background:var(--primary);transform:scaleX(0);transform-origin:0 50%}

/* Projects */
.projects{padding-top:0}
.project-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:88px 24px;margin-top:72px}
.project-wide{grid-column:1 / -1}
.project:nth-child(3){margin-top:120px}
.project-media{aspect-ratio:4/3;border-radius:28px;overflow:hidden;background:color-mix(in srgb,var(--ink) 6%,var(--paper))}
.project-wide .project-media{aspect-ratio:16/9}
.project-media img{display:block;width:100%;height:100%;object-fit:cover}
.project-info{margin-top:28px}
.project-wide .project-info{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);grid-template-areas:"meta meta" "name text";gap:0 48px;align-items:start}
.project-wide .project-meta{grid-area:meta}
.project-wide h3{grid-area:name}
.project-wide .project-info p{grid-area:text;margin-top:16px}
.project-meta{display:flex;flex-wrap:wrap;align-items:center;gap:12px;font-size:14px;font-weight:500;color:var(--ink-soft)}
.project-type{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);padding:4px 12px;border-radius:999px}
.project-type::before{content:"";width:.85em;height:.85em;background:var(--primary);clip-path:polygon(50% 0,61% 35%,100% 50%,61% 65%,50% 100%,39% 65%,0 50%,39% 35%)}
.project:nth-child(2) .project-type::before{background:var(--accent)}
.project:nth-child(3) .project-type::before{background:var(--saffron)}
.project h3{font-family:var(--display);font-weight:500;font-size:clamp(24px,2.8vw,38px);letter-spacing:-0.02em;line-height:1.15;margin-top:16px}
.project-info p{margin-top:10px;color:var(--ink-soft);max-width:48ch}

/* Statement */
.statement{padding:120px 0}
.statement p{font-family:var(--display);font-weight:500;font-size:clamp(26px,3.6vw,50px);line-height:1.25;letter-spacing:-0.02em;max-width:24ch}

/* Process */
.process{overflow:hidden;padding:120px 0 80px}
.process-head{display:flex;justify-content:space-between;align-items:end;gap:24px;flex-wrap:wrap}
.process-head .lead{margin:0}
.track-line{margin-top:48px;height:2px;background:var(--line);position:relative}
.track-line i{position:absolute;inset:0;background:var(--primary);transform:scaleX(0);transform-origin:0 50%}
.track{display:flex;gap:24px;margin-top:40px;padding-left:max(24px,calc((100vw - 1240px)/2 + 24px));width:max-content}
.stage{width:min(420px,78vw);flex-shrink:0;padding:36px 32px;border-radius:28px;background:color-mix(in srgb,var(--ink) 4%,var(--paper));border:1px solid var(--line);min-height:360px;display:flex;flex-direction:column}
/* Step colours cycle teal, pomegranate, saffron across all six steps */
.stage{--accent:var(--primary)}
.stage:nth-child(3n+2){--accent:var(--accent-text)}
.stage:nth-child(3n){--accent:var(--saffron-text)}
.stage-top{display:flex;align-items:center;justify-content:space-between;gap:16px}
.stage .num{font-family:var(--display);font-weight:700;font-size:72px;line-height:1;color:var(--accent);letter-spacing:-0.04em}
.stage-icon{flex:none;width:48px;height:48px;color:var(--accent);fill:none;stroke:currentColor;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}
.stage-icon .dot{fill:currentColor;stroke:none}
.stage h3{font-family:var(--display);font-weight:500;font-size:28px;margin-top:28px;letter-spacing:-0.02em}
.stage p{margin:12px 0 24px;color:var(--ink-soft);font-size:17px}
.stage .out{margin-top:auto;padding-top:24px;font-size:15px;font-weight:500;border-top:1px solid var(--line)}
.stage:last-child{margin-right:max(24px,calc((100vw - 1240px)/2 + 24px))}

/* Contact */
.contact{padding:80px 0 120px}
.panel{background:var(--panel);color:var(--on-primary);border-radius:40px;padding:clamp(48px,8vw,120px) clamp(24px,6vw,96px);position:relative;overflow:hidden}
.panel h2{font-family:var(--display);font-weight:700;font-size:clamp(36px,6vw,88px);line-height:1.02;letter-spacing:-0.035em;max-width:12ch}
.panel p{margin-top:24px;max-width:44ch;font-size:20px;opacity:.88}
.panel .actions{margin-top:40px;display:flex;flex-wrap:wrap;gap:16px 32px;align-items:center}
.panel .btn{background:var(--saffron);color:#0f1b3d}
.panel .link{color:var(--on-primary)}
.panel :focus-visible{outline-color:var(--saffron)}

/* Contact form (on the teal panel) */
.form{position:relative;z-index:1;margin-top:48px;max-width:760px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px 24px}
.field{display:flex;flex-direction:column;gap:8px;min-width:0}
.field-wide{grid-column:1 / -1}
.field label{font-size:15px;font-weight:700}
.field .optional{font-weight:500;opacity:.75}
.field input,.field textarea{font:500 17px/1.5 var(--body);color:var(--on-primary);background:color-mix(in srgb,#fff 7%,transparent);border:1px solid color-mix(in srgb,#fff 60%,transparent);border-radius:16px;padding:13px 18px;width:100%;transition:border-color .2s,background-color .2s}
.field textarea{resize:vertical;min-height:132px}
.field input::placeholder{color:color-mix(in srgb,#fff 85%,transparent)}
.field input:hover,.field textarea:hover{border-color:color-mix(in srgb,#fff 85%,transparent)}
.field input:focus,.field textarea:focus{border-color:#fff;background:color-mix(in srgb,#fff 12%,transparent)}
.field [aria-invalid="true"]{border-color:var(--saffron);box-shadow:inset 0 0 0 1px var(--saffron)}
.panel .field-error,.panel .form-status{margin:0;max-width:none;font-size:15px;font-weight:700;opacity:1}
.panel .field-error:empty,.panel .form-status:empty{display:none}
.field-error::before,.form-status::before{content:"";display:inline-block;width:.8em;height:.8em;margin-right:8px;vertical-align:-.05em;background:var(--saffron);clip-path:polygon(50% 0,61% 35%,100% 50%,61% 65%,50% 100%,39% 65%,0 50%,39% 35%)}
.form-status[data-kind="success"]::before{background:#fff}
.form-foot{grid-column:1 / -1;display:flex;flex-wrap:wrap;align-items:center;gap:16px 24px;margin-top:8px}
.form-foot .form-status{flex:1 1 280px}
button.btn{border:0;cursor:pointer;font-family:inherit}
button.btn[aria-disabled="true"]{cursor:progress;opacity:.8;transform:none}
.hp{position:absolute;left:-10000px;width:1px;height:1px;overflow:hidden}
.panel .direct{position:relative;z-index:1;margin-top:32px;font-size:16px;max-width:none}
.panel .direct .link{color:var(--on-primary)}
.panel-star{position:absolute;right:-120px;bottom:-140px;width:460px;opacity:.25;pointer-events:none}
.panel-star polygon{fill:none;stroke:#fff;stroke-width:2}

footer{border-top:1px solid var(--line)}
footer .wrap{padding-block:32px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:15px;color:var(--ink-soft)}

/* Russian: logo + nav links + theme + language + button need ~1085px with the tighter gaps */
@media (max-width:1180px){
  .nav{gap:16px}
  .nav ul{gap:20px}
}
@media (max-width:1099px){
  .nav ul{display:none}
}
@media (max-width:820px){
  .nav{gap:12px}
  .logo{white-space:nowrap}
  /* Long Uzbek words (e.g. "tayanadigan") must fit one line */
  .hero h1{font-size:min(40px,calc((100vw - 64px)/7.9))}
  .svc{grid-template-columns:1fr}
  .sec{padding:96px 0}
  .projects{padding-top:0}
  .project-grid{grid-template-columns:1fr;gap:64px;margin-top:56px}
  .project:nth-child(3){margin-top:0}
  .project-media,.project-wide .project-media{aspect-ratio:4/3;border-radius:20px}
  .project-wide .project-info{display:block}
  .project-wide .project-info p{margin-top:10px}
  .star{right:-40vw;width:120vw;opacity:.6}
  /* Process stacks vertically on phones */
  .track{flex-direction:column;width:auto;padding:0 24px}
  .stage{width:100%;min-height:0}
  /* Fits 12-letter titles such as "Исследование" on 320px screens */
  .stage h3{font-size:min(28px,calc((100vw - 112px)/9.4))}
  .stage:last-child{margin-right:0}
}
/* Phones: logo and language switcher only; the hero carries the main call to action */
/* Narrow tablets and phones: logo, theme and language only; the hero carries the main call to action */
@media (max-width:680px){
  .nav .btn{display:none}
}
@media (max-width:600px){
  .form{grid-template-columns:1fr;margin-top:36px}
  .form .btn{width:100%;text-align:center}
}
/* Phones: the three language buttons become one native dropdown so logo, theme and language fit */
@media (max-width:480px){
  .nav{padding-inline:16px;gap:8px}
  .nav-end{gap:8px}
  .lang{display:none}
  .lang-select{display:block}
}
/* Smallest phones: logo with mark, theme and language must fit 320px */
@media (max-width:380px){
  .logo{font-size:16px;gap:7px}
}
@media (prefers-reduced-motion:reduce) and (min-width:821px){
  .track{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));width:auto;max-width:1240px;margin-inline:auto;padding:0 24px}
  .stage{width:auto}
  .stage:last-child{margin-right:0}
  .track-line i{transform:none}
}
@media (prefers-reduced-motion:reduce){
  .scroll-hint i::after{animation:none}
  .logo-mark{transition:none}
}