/*
Theme Name: Kuznetsov Portfolio
Theme URI: https://dmitriykuznetsov.dev/
Author: Dmitriy Kuznetsov
Author URI: https://www.linkedin.com/in/dmitriykyznetsov
Description: Personal portfolio theme. Projects as a custom post type, English and Hebrew (RTL) versions, GSAP scroll animations, built-in contact form and SEO. No page builder, no plugins.
Version: 1.0.1
Requires at least: 6.2
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: kuznetsov
*/

/* Layout: a working spec sheet. Each project = a browser frame whose page scrolls as you scroll + a spec column (role, stack, result). */
:root{
  --paper:#f3f4f1; --sheet:#ffffff; --ink:#15181c; --muted:#5d6670; --line:#d9ddd8;
  --accent:#2f5bea; --accent-ink:#ffffff; --chrome:#e6e8e4; --dot:#c4c9c3; --ok:#1f8a4c;
  --display:"Bricolage Grotesque","Segoe UI",system-ui,sans-serif;
  --body:"Instrument Sans","Segoe UI",system-ui,sans-serif;
  --mono:"JetBrains Mono",ui-monospace,Consolas,monospace;
  --he:"Rubik","Segoe UI",Arial,sans-serif;
  color-scheme:light;
}
@media (prefers-color-scheme:dark){:root{
  --paper:#111316; --sheet:#181b1f; --ink:#eef0ec; --muted:#9aa3ad; --line:#2a2f35;
  --accent:#7f9cff; --accent-ink:#0d1220; --chrome:#22262b; --dot:#3a4048; --ok:#5fd394; color-scheme:dark}}
html[dir="rtl"]{--display:var(--he); --body:var(--he)}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font:400 16px/1.6 var(--body);padding-inline:clamp(16px,4vw,56px);padding-block:0 48px;-webkit-font-smoothing:antialiased}
img{max-width:100%}
.wrap{max-width:1180px;margin-inline:auto}
h1,h2,h3{font-family:var(--display);text-wrap:balance;margin:0}
p{margin:0}
a{color:inherit}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:4px}
.mono{font-family:var(--mono);font-size:12.5px;letter-spacing:.02em}
.label{font-family:var(--mono);font-size:11.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
html[dir="rtl"] .label{letter-spacing:.04em}
.skip{position:absolute;inset-inline-start:-9999px}
.skip:focus{inset-inline-start:16px;top:16px;background:var(--sheet);padding:8px 12px;z-index:10}

/* top bar */
.top{position:sticky;top:0;z-index:20;display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;padding-block:16px;background:color-mix(in srgb,var(--paper) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.admin-bar .top{top:32px}
.brandmark{font-family:var(--display);font-weight:800;font-size:18px;text-decoration:none;letter-spacing:-.01em}
.brandmark span{color:var(--accent)}
.top nav{display:flex;gap:18px;flex-wrap:wrap;align-items:center}
.top nav a{text-decoration:none;font-size:14px;font-weight:500}
.top nav a:hover{color:var(--accent)}
.lang{font-family:var(--mono);font-size:12px;border:1px solid var(--line);border-radius:999px;padding:3px 10px}
.progress{position:absolute;inset-inline:0;bottom:-1px;height:2px;background:var(--accent);transform-origin:0 50%;transform:scaleX(0)}
html[dir="rtl"] .progress{transform-origin:100% 50%}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(24px,5vw,72px);padding-block:clamp(48px,8vw,104px) clamp(40px,6vw,72px);align-items:end}
.hero h1{font-size:clamp(44px,7.4vw,100px);font-weight:800;line-height:.95;letter-spacing:-.035em;margin-top:14px}
html[dir="rtl"] .hero h1{letter-spacing:-.01em;line-height:1.05}
.hero h1 .line{display:block;overflow:hidden;padding-bottom:.06em}
.hero h1 .line>span{display:inline-block}
.hero h1 .accent{color:var(--accent)}
.hero .lede{font-size:clamp(18px,2vw,21px);line-height:1.5;max-width:32ch;margin-top:24px}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px var(--body);padding:12px 18px;border-radius:10px;text-decoration:none;border:1px solid var(--ink);cursor:pointer;background:transparent;color:var(--ink)}
.btn.primary{background:var(--accent);border-color:var(--accent);color:var(--accent-ink)}
.btn:hover{transform:translateY(-1px)}
.facts{display:grid;border-top:1px solid var(--ink);margin:0}
.facts div{display:grid;grid-template-columns:110px minmax(0,1fr);gap:12px;padding-block:11px;border-bottom:1px solid var(--line);font-size:15px}
.facts dt{margin:0}
.facts dd{margin:0;min-width:0;overflow-wrap:anywhere}

/* pipeline */
.pipe{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border:1px solid var(--line);background:var(--sheet);border-radius:14px;overflow:hidden}
.pipe div{padding:22px 24px;display:grid;gap:6px;align-content:start}
.pipe div+div{border-inline-start:1px solid var(--line)}
.pipe h3{font-size:22px;font-weight:700}
.pipe p{color:var(--muted);font-size:15px}

section{padding-block:clamp(56px,8vw,96px) 0;scroll-margin-top:72px}
.sec-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px;flex-wrap:wrap;border-bottom:1px solid var(--ink);padding-bottom:14px;margin-bottom:36px}
.sec-head h2{font-size:clamp(28px,3.6vw,40px);font-weight:700;letter-spacing:-.02em}

/* featured case */
.case{display:grid;grid-template-columns:minmax(0,1.45fr) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:start;padding-block:0 clamp(56px,7vw,88px)}
.case+.case{border-top:1px solid var(--line);padding-top:clamp(40px,5vw,64px)}
.case h3{font-size:clamp(26px,3vw,34px);font-weight:700;letter-spacing:-.02em;margin-top:8px}
.case h3 a{text-decoration:none}
.case h3 a:hover{color:var(--accent)}
.case .sum{font-size:17px;margin-top:14px;max-width:46ch}
.spec{margin:22px 0 0;display:grid;border-top:1px solid var(--line)}
.spec div{display:grid;grid-template-columns:92px minmax(0,1fr);gap:12px;padding-block:10px;border-bottom:1px solid var(--line);font-size:15px}
.spec dt{padding-top:2px}
.spec dd{margin:0}
.case ul,.single ul{margin:18px 0 0;padding-inline-start:18px;display:grid;gap:6px;font-size:15.5px;max-width:56ch}
.result{margin-top:20px;display:inline-flex;gap:10px;align-items:baseline;flex-wrap:wrap;background:var(--accent);color:var(--accent-ink);padding:10px 14px;border-radius:10px;font-weight:600;font-size:15px}
.result b{font-family:var(--display);font-size:24px;font-weight:800;font-variant-numeric:tabular-nums}
.links{display:flex;gap:20px;flex-wrap:wrap;margin-top:18px}
.visit{font-weight:600;font-size:15px;text-decoration:none;border-bottom:1.5px solid var(--accent);padding-bottom:1px}
.visit:hover{color:var(--accent)}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}

/* browser frame */
.frame{background:var(--sheet);border:1px solid var(--line);border-radius:12px;overflow:hidden;box-shadow:0 1px 0 var(--line),0 18px 40px -24px rgba(20,24,28,.35)}
.bar{display:flex;align-items:center;gap:6px;padding:9px 12px;background:var(--chrome);border-bottom:1px solid var(--line)}
.bar i{width:9px;height:9px;border-radius:50%;background:var(--dot);flex:none}
.bar span{margin-inline-start:10px;font-family:var(--mono);font-size:11.5px;color:var(--muted);background:var(--sheet);padding:2px 10px;border-radius:6px;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;direction:ltr}
.shot{display:block;width:100%;aspect-ratio:4/3;max-width:100%;object-fit:cover;object-position:50% 0}
.shot.tall{aspect-ratio:4/4.4}
.no-gsap .frame:hover .shot{object-position:50% 100%;transition:object-position 7s cubic-bezier(.45,.05,.4,1)}

.phone{width:min(300px,100%);margin-inline:auto;border:10px solid var(--ink);border-radius:34px;overflow:hidden;background:var(--sheet)}
.phone .shot{aspect-ratio:9/18.5}
.duo{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:20px;align-items:end}
.tree{background:var(--sheet);border:1px solid var(--line);border-radius:12px;overflow:hidden;align-self:stretch;display:flex;flex-direction:column}
.tree pre{margin:0;padding:18px;font:12.5px/1.75 var(--mono);overflow-x:auto;color:var(--ink);flex:1;direction:ltr;text-align:left}
.tree em{font-style:normal;color:var(--accent);margin-left:10px}

/* more */
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(20px,3vw,36px) clamp(20px,3vw,32px)}
.card h3{font-size:22px;font-weight:700;margin-top:16px}
.card p{color:var(--muted);font-size:15px;margin-top:6px;max-width:52ch}
.card .role{margin-top:10px;color:var(--ink)}

/* brand */
.brand{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.brand figure{margin:0;display:grid;gap:10px}
.brand img{display:block;width:100%;aspect-ratio:1/1;object-fit:cover;border-radius:10px;border:1px solid var(--line);background:var(--sheet)}
.brand figcaption{font-size:14px}
.brand figcaption span{display:block;color:var(--muted);font-size:13px}

/* contact */
.contact{margin-top:clamp(64px,9vw,112px);background:var(--ink);color:var(--paper);border-radius:18px;padding:clamp(28px,5vw,56px);display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:clamp(24px,4vw,48px);align-items:start;scroll-margin-top:72px}
.contact h2{font-size:clamp(32px,5vw,56px);font-weight:800;letter-spacing:-.03em;line-height:1}
.contact .intro p{margin-top:14px;opacity:.75;max-width:40ch}
.contact .rows{display:grid;gap:10px;margin-top:28px}
.contact .row{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;border-bottom:1px solid color-mix(in srgb,var(--paper) 22%,transparent);padding-bottom:10px}
.contact .row .mono{opacity:.65}
.contact .row b{font-weight:600;overflow-wrap:anywhere;direction:ltr}
.form{display:grid;gap:12px}
.form label{display:grid;gap:6px;font-size:13px;opacity:.85}
.form input,.form textarea{font:inherit;font-size:15px;color:var(--paper);background:color-mix(in srgb,var(--paper) 7%,transparent);border:1px solid color-mix(in srgb,var(--paper) 25%,transparent);border-radius:10px;padding:12px 14px;width:100%}
.form textarea{min-height:120px;resize:vertical}
.form .hp{position:absolute;inset-inline-start:-9999px}
.form .btn{border-color:var(--paper);color:var(--ink);background:var(--paper);justify-self:start}
.form .status{font-size:14px;min-height:1.4em}
.form .status.ok{color:#7ee2a8}
.form .status.err{color:#ffb4a8}
footer.site{margin-top:20px;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}

/* single project */
.single .back{display:inline-block;margin-top:28px;text-decoration:none;font-size:14px;color:var(--muted)}
.single .back:hover{color:var(--accent)}
.single header.case-head{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(0,1fr);gap:clamp(24px,5vw,64px);padding-block:clamp(32px,5vw,56px);align-items:end;border-bottom:1px solid var(--ink)}
.single h1{font-size:clamp(40px,6vw,80px);font-weight:800;letter-spacing:-.03em;line-height:1;margin-top:10px}
.single .sum{font-size:19px;margin-top:18px;max-width:44ch}
.single .body{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.4fr);gap:clamp(24px,5vw,64px);padding-block:clamp(32px,5vw,56px)}
.single .body h2{font-size:22px;font-weight:700;margin-top:28px}
.single .body h2:first-child{margin-top:0}
.single .body p{margin-top:10px;max-width:56ch}
.single .gallery{display:grid;gap:24px}
.single .next{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;border-top:1px solid var(--line);padding-top:24px;margin-top:24px}
.single .next a{text-decoration:none;font-family:var(--display);font-size:24px;font-weight:700}
.single .next a:hover{color:var(--accent)}

@media (max-width:860px){
  .hero,.case,.contact,.single header.case-head,.single .body{grid-template-columns:minmax(0,1fr)}
  .pipe{grid-template-columns:minmax(0,1fr)}
  .pipe div+div{border-inline-start:0;border-top:1px solid var(--line)}
  .grid{grid-template-columns:minmax(0,1fr)}
  .brand{grid-template-columns:repeat(2,minmax(0,1fr))}
  .duo{grid-template-columns:minmax(0,1fr)}
  .top nav a:not(.lang){display:none}
}
@media (max-width:782px){.admin-bar .top{top:46px}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.no-gsap .frame:hover .shot{transition:none}}
@media print{.top,.form,.progress{display:none}body{padding-inline:0}.case,.card{break-inside:avoid}}