/* =========================================================
   David Charway — Portfolio
   Palette: Gold #fcd307 · Ink #0e1116 · Sky #2bb3da · Paper #fff
   Type: Poppins (display/body) + Space Mono (labels/data)
   No gradients. Flat, deliberate, motion-considered.
   ========================================================= */

:root{
  --gold:#fcd307;
  --gold-deep:#e0bb00;
  --gold-press:#c9a900;
  --ink:#0e1116;
  --ink-soft:#171c24;
  --ink-line:#262d38;
  --paper:#ffffff;
  --mist:#f4f5f7;
  --mist-line:#e6e8ec;
  --sky:#1f9fc7;
  --slate:#5b626d;
  --slate-light:#8b919b;
  --text:#11151b;

  --font:"Poppins",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  --mono:"Space Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  --wrap:1180px;
  --gap:clamp(20px,4vw,40px);
  --r-sm:10px;
  --r-md:16px;
  --r-lg:24px;
  --shadow:0 18px 50px -28px rgba(14,17,22,.45);
  --shadow-sm:0 8px 24px -16px rgba(14,17,22,.4);
  --ease:cubic-bezier(.22,.61,.36,1);
}

/* ---------- reset / base ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{
  margin:0;font-family:var(--font);color:var(--text);background:var(--paper);
  font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit}
h1,h2,h3{line-height:1.08;letter-spacing:-.02em;font-weight:700;margin:0}
p{margin:0}
ul{margin:0;padding:0;list-style:none}

.wrap{width:100%;max-width:var(--wrap);margin-inline:auto;padding-inline:clamp(20px,5vw,40px)}

.skip-link{position:absolute;left:-999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

::selection{background:var(--gold);color:var(--ink)}

/* ---------- shared bits ---------- */
.eyebrow{
  font-family:var(--mono);font-size:.78rem;letter-spacing:.06em;color:var(--gold-deep);
  text-transform:lowercase;margin:0 0 18px;font-weight:700;
}
.section--dark .eyebrow{color:var(--gold)}

.btn{
  --bg:var(--ink);--fg:#fff;
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  padding:14px 26px;border-radius:var(--r-sm);border:1.5px solid transparent;
  background:var(--bg);color:var(--fg);font-weight:600;font-size:.98rem;cursor:pointer;
  transition:transform .25s var(--ease),background .2s var(--ease),color .2s var(--ease),box-shadow .25s var(--ease);
  will-change:transform;
}
.btn:hover{transform:translateY(-2px)}
.btn:active{transform:translateY(0)}
.btn:focus-visible{outline:3px solid var(--sky);outline-offset:3px}
.btn--gold{--bg:var(--gold);--fg:var(--ink)}
.btn--gold:hover{--bg:var(--gold-deep)}
.btn--dark{--bg:var(--ink);--fg:#fff}
.btn--dark:hover{--bg:var(--ink-soft)}
.btn--ghost{--bg:transparent;--fg:var(--ink);border-color:var(--ink)}
.btn--ghost:hover{--bg:var(--ink);--fg:#fff}
.section--dark .btn--ghost{--fg:#fff;border-color:rgba(255,255,255,.35)}
.section--dark .btn--ghost:hover{--bg:#fff;--fg:var(--ink);border-color:#fff}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,0);transition:background .3s var(--ease),box-shadow .3s var(--ease),border-color .3s var(--ease);
  border-bottom:1px solid transparent;
}
.nav.is-scrolled{background:rgba(255,255,255,.92);backdrop-filter:saturate(140%) blur(10px);border-bottom-color:var(--mist-line);box-shadow:0 6px 24px -22px rgba(14,17,22,.5)}

/* Subpage nav variants — solid regardless of scroll state, so they never go invisible */
.nav--solid{background:#fff}
.nav--solid.is-scrolled{background:#fff}
.nav--on-dark{background:transparent}
.nav--on-dark.is-scrolled{background:rgba(14,17,22,.78);backdrop-filter:saturate(140%) blur(10px);border-bottom-color:rgba(255,255,255,.08);box-shadow:none}
.nav--on-dark .brand__name{color:#fff}
.nav--on-dark .brand__mark{background:var(--gold);color:var(--ink)}
.nav--on-dark .nav__links a{color:rgba(255,255,255,.86)}
.nav--on-dark .nav__links a:hover{color:#fff}
.nav--on-dark .nav__toggle span{background:#fff}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:74px}

.brand{display:inline-flex;align-items:center;gap:11px;font-weight:700}
.brand__mark{
  width:38px;height:38px;border-radius:10px;background:var(--ink);color:var(--gold);
  font-family:var(--mono);font-weight:700;font-size:.95rem;display:grid;place-items:center;letter-spacing:.02em;
  transition:transform .3s var(--ease);
}
.brand:hover .brand__mark{transform:rotate(-6deg)}
.brand__name{font-size:1.02rem;letter-spacing:-.01em}
.brand--light .brand__name{color:#fff}
.brand--light .brand__mark{background:var(--gold);color:var(--ink)}

.nav__links{display:flex;align-items:center;gap:30px}
.nav__links a{font-size:.96rem;font-weight:500;color:var(--text);position:relative;padding:4px 0;transition:color .2s}
.nav__links a:not(.nav__cta)::after{
  content:"";position:absolute;left:0;bottom:-2px;height:2px;width:0;background:var(--gold);transition:width .28s var(--ease);
}
.nav__links a:not(.nav__cta):hover::after,.nav__links a.is-current::after{width:100%}
.nav__links a:hover{color:var(--ink)}
.ext{font-size:.7em;vertical-align:super;opacity:.6;margin-left:1px}
.nav__cta{
  background:var(--gold);color:var(--ink)!important;padding:10px 20px!important;border-radius:9px;font-weight:600;
  transition:transform .25s var(--ease),background .2s
}
.nav__cta:hover{transform:translateY(-2px);background:var(--gold-deep)}

.nav__toggle{display:none;flex-direction:column;gap:5px;width:44px;height:44px;border:none;background:transparent;cursor:pointer;align-items:center;justify-content:center}
.nav__toggle span{width:24px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease),opacity .2s}
.nav__toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav__toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- hero ---------- */
.hero{padding:clamp(120px,16vh,180px) 0 clamp(60px,8vh,90px);position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background-image:radial-gradient(circle at 1px 1px,rgba(14,17,22,.045) 1px,transparent 0);
  background-size:26px 26px;mask-image:linear-gradient(to bottom,#000,transparent 70%);
}
.hero__inner{display:grid;grid-template-columns:1.15fr .85fr;gap:clamp(30px,5vw,64px);align-items:center}
.hero__title{font-size:clamp(2.4rem,5.6vw,4.05rem);font-weight:800;letter-spacing:-.035em}
.hero__title span{display:block}
.hero__title .hl{display:inline;color:var(--ink);position:relative;white-space:nowrap}
.hero__title .hl::after{
  content:"";position:absolute;left:-2px;right:-2px;bottom:.08em;height:.34em;background:var(--gold);z-index:-1;border-radius:3px;
  transform:scaleX(0);transform-origin:left;transition:transform .6s .5s var(--ease);
}
.is-loaded .hero__title .hl::after{transform:scaleX(1)}
.hero__lead{margin-top:26px;max-width:46ch;color:var(--slate);font-size:1.1rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}
.hero__stats{display:flex;gap:clamp(22px,4vw,44px);margin-top:46px;flex-wrap:wrap}
.hero__stats li{display:flex;flex-direction:column}
.hero__stats b{font-size:2.1rem;font-weight:800;letter-spacing:-.03em;line-height:1}
.hero__stats span{font-family:var(--mono);font-size:.72rem;color:var(--slate);margin-top:7px;letter-spacing:.02em}

.hero__media{position:relative;justify-self:center}
.hero__frame{
  position:relative;width:min(380px,80vw);aspect-ratio:4/5;border-radius:var(--r-lg);overflow:hidden;
  background:var(--ink);box-shadow:var(--shadow);z-index:2;
}
.hero__frame img{width:100%;height:100%;object-fit:cover}
.hero__frame::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px rgba(255,255,255,.08);border-radius:inherit}
.hero__chip{
  position:absolute;left:14px;bottom:14px;font-family:var(--mono);font-size:.72rem;
  background:rgba(14,17,22,.78);color:var(--gold);padding:7px 12px;border-radius:8px;backdrop-filter:blur(4px);
}
.hero__media::before{
  content:"";position:absolute;width:72%;height:72%;background:var(--gold);border-radius:var(--r-lg);
  right:-22px;bottom:-22px;z-index:1;
}
.hero__badge{
  position:absolute;top:-16px;left:-22px;z-index:3;display:inline-flex;align-items:center;gap:8px;
  background:#fff;color:var(--ink);font-family:var(--mono);font-size:.74rem;font-weight:700;
  padding:9px 14px;border-radius:30px;box-shadow:var(--shadow-sm);border:1px solid var(--mist-line);
}
.hero__badge svg{color:var(--gold-deep)}

/* ---------- trust / logo carousel ---------- */
.trust{padding:34px 0 14px;border-top:1px solid var(--mist-line)}
.trust__label{font-family:var(--mono);font-size:.74rem;color:var(--slate-light);letter-spacing:.04em;text-transform:lowercase}
.marquee{margin-top:20px;overflow:hidden;-webkit-mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent);mask-image:linear-gradient(90deg,transparent,#000 6%,#000 94%,transparent)}
.marquee__track{display:flex;align-items:center;width:max-content;will-change:transform;animation:marquee 30s linear infinite}
.marquee:hover .marquee__track{animation-play-state:paused}
.logo{flex:0 0 auto;width:168px;height:84px;margin-right:18px;background:#fff;border:1px solid var(--mist-line);border-radius:14px;display:grid;place-items:center;padding:14px 22px;transition:border-color .25s var(--ease),box-shadow .25s var(--ease)}
.logo:hover{border-color:var(--gold);box-shadow:var(--shadow-sm)}
.logo img{max-height:48px;max-width:100%;width:auto;object-fit:contain;opacity:.92}
.logo:hover img{opacity:1}
@keyframes marquee{from{transform:translateX(0)}to{transform:translateX(calc(var(--marquee-shift,50%) * -1))}}

/* ---------- section system ---------- */
.section{padding:clamp(70px,10vw,120px) 0}
.section.section--top{padding-top:clamp(122px,16vh,170px)}
.section--mist{background:var(--mist)}
.section--dark{background:var(--ink);color:#eef0f3}

/* ---------- subpage header ---------- */
.page-head{position:relative;overflow:hidden;padding:clamp(122px,16vh,172px) 0 clamp(34px,5vw,56px);border-bottom:1px solid var(--mist-line)}
.page-head::before{content:"";position:absolute;inset:0;z-index:-1;background-image:radial-gradient(circle at 1px 1px,rgba(14,17,22,.045) 1px,transparent 0);background-size:26px 26px;-webkit-mask-image:linear-gradient(to bottom,#000,transparent 80%);mask-image:linear-gradient(to bottom,#000,transparent 80%)}
.page-head h1{font-size:clamp(2.1rem,5vw,3.3rem);font-weight:800;letter-spacing:-.03em}
.page-head p{margin-top:16px;color:var(--slate);font-size:1.1rem;max-width:60ch}

/* ---------- experience timeline (about page) ---------- */
.timeline{margin-top:6px}
.tl{position:relative;padding-left:30px;padding-bottom:24px;border-left:2px solid var(--mist-line)}
.tl:last-child{padding-bottom:0;border-left-color:transparent}
.tl::before{content:"";position:absolute;left:-8px;top:3px;width:14px;height:14px;border-radius:50%;background:var(--gold);box-shadow:0 0 0 4px #fff,0 0 0 5px var(--mist-line)}
.section--mist .tl::before{box-shadow:0 0 0 4px var(--mist),0 0 0 5px var(--mist-line)}
.tl__when{font-family:var(--mono);font-size:.74rem;color:var(--gold-deep);font-weight:700;letter-spacing:.02em}
.tl__role{font-size:1.05rem;font-weight:700;letter-spacing:-.01em;margin-top:3px}
.tl__org{color:var(--slate);font-size:.92rem;font-weight:500}
.tl__org b{color:var(--ink);font-weight:600}
.tl__desc{color:var(--slate);font-size:.93rem;margin-top:6px}

/* ---------- facts grid (education / certifications) ---------- */
.facts{display:grid;grid-template-columns:1fr 1fr;gap:clamp(20px,3vw,40px)}
.facts__col h3{font-size:1.05rem;margin-bottom:14px}
.facts__list{display:flex;flex-direction:column;gap:13px}
.facts__list li{position:relative;padding-left:20px;font-size:.95rem;color:var(--text)}
.facts__list li::before{content:"";position:absolute;left:0;top:8px;width:8px;height:8px;border-radius:2px;background:var(--gold)}
.facts__list .sub{display:block;color:var(--slate);font-size:.82rem;font-family:var(--mono);margin-top:2px}
@media (max-width:600px){.facts{grid-template-columns:1fr}}
.section__head{max-width:720px;margin-bottom:clamp(36px,5vw,56px)}
.section__title{font-size:clamp(1.8rem,3.6vw,2.7rem);font-weight:700;letter-spacing:-.03em}
.section--dark .section__title{color:#fff}
.section__sub{margin-top:18px;color:var(--slate);font-size:1.08rem}
.section--dark .section__sub{color:var(--slate-light)}

/* ---------- services cards ---------- */
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:clamp(14px,1.6vw,20px)}
.card{
  position:relative;background:var(--paper);border:1px solid var(--mist-line);border-radius:var(--r-md);
  padding:30px 24px 28px;transition:transform .35s var(--ease),box-shadow .35s var(--ease),border-color .3s;
  overflow:hidden;
}
.card::before{content:"";position:absolute;left:0;top:0;height:3px;width:0;background:var(--gold);transition:width .4s var(--ease)}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:transparent}
.card:hover::before{width:100%}
.card__idx{position:absolute;top:20px;right:22px;font-family:var(--mono);font-size:.82rem;color:var(--slate-light);font-weight:700}
.card__icon{display:grid;place-items:center;width:50px;height:50px;border-radius:13px;background:var(--mist);color:var(--ink);margin-bottom:20px;transition:background .3s,color .3s}
.card__icon svg{width:25px;height:25px}
.card:hover .card__icon{background:var(--ink);color:var(--gold)}
.card h3{font-size:1.14rem;margin-bottom:10px;letter-spacing:-.01em}
.card p{font-size:.94rem;color:var(--slate);line-height:1.6}
.services__also{margin-top:30px;font-family:var(--mono);font-size:.84rem;color:var(--slate);text-align:center}

/* ---------- tabs ---------- */
.tabs{position:relative;display:inline-flex;gap:4px;padding:5px;background:var(--paper);border:1px solid var(--mist-line);border-radius:14px;margin-bottom:42px}
.section--mist .tabs{background:#fff}
.tab{
  position:relative;z-index:2;border:none;background:transparent;cursor:pointer;
  padding:11px 22px;border-radius:10px;font-weight:600;font-size:.95rem;color:var(--slate);
  transition:color .25s var(--ease);white-space:nowrap;
}
.tab.is-active{color:var(--ink)}
.tab:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.tabs__ink{position:absolute;z-index:1;top:5px;bottom:5px;border-radius:10px;background:var(--gold);transition:transform .4s var(--ease),width .4s var(--ease);left:0}

/* ---------- panels ---------- */
.panel{display:none;animation:fadePanel .45s var(--ease)}
.panel.is-active{display:block}
@keyframes fadePanel{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.grid{display:grid;gap:clamp(16px,2vw,24px)}
.grid--work{grid-template-columns:repeat(3,1fr)}
.grid--systems{grid-template-columns:repeat(2,1fr)}

/* ---------- work (website) cards ---------- */
.work{
  position:relative;background:#fff;border:1px solid var(--mist-line);border-radius:var(--r-md);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .35s var(--ease),box-shadow .35s var(--ease)
}
.work:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.work__thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:var(--mist)}
.work__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.work:hover .work__thumb img{transform:scale(1.06)}
.work__tag{position:absolute;top:12px;left:12px;font-family:var(--mono);font-size:.68rem;background:rgba(14,17,22,.82);color:#fff;padding:5px 10px;border-radius:6px;letter-spacing:.02em}
.work__body{padding:20px 20px 22px;display:flex;flex-direction:column;flex:1}
.work__body h3{font-size:1.1rem;letter-spacing:-.01em}
.work__body p{font-size:.9rem;color:var(--slate);margin-top:7px;flex:1}
.work__cta{display:inline-flex;align-items:center;gap:7px;margin-top:18px;font-weight:600;font-size:.92rem;color:var(--ink);align-self:flex-start;position:relative}
.work__cta svg{transition:transform .3s var(--ease)}
.work__cta:hover svg{transform:translate(3px,-3px)}
.work__cta::after{content:"";position:absolute;left:0;bottom:-3px;height:2px;width:100%;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease)}
.work__cta:hover::after{transform:scaleX(1)}
.work__soon{margin-top:18px;font-family:var(--mono);font-size:.78rem;color:var(--slate-light);align-self:flex-start;display:inline-flex;align-items:center;gap:7px}
.work__soon::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--gold-deep)}

/* ---------- system cards ---------- */
.sys{
  position:relative;background:#fff;border:1px solid var(--mist-line);border-radius:var(--r-lg);overflow:hidden;
  display:grid;grid-template-columns:140px 1fr;transition:transform .35s var(--ease),box-shadow .35s var(--ease)
}
.sys:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.sys__visual{position:relative;background:var(--ink);display:grid;place-items:center;overflow:hidden}
.sys__visual::before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 1px 1px,rgba(255,255,255,.07) 1px,transparent 0);background-size:16px 16px}
.sys__visual svg{position:relative;width:64px;height:64px;color:var(--gold)}
.sys__body{padding:26px 26px 24px}
.sys__body h3{font-size:1.22rem;letter-spacing:-.01em}
.sys__body p{font-size:.92rem;color:var(--slate);margin-top:9px}
.sys__feats{display:flex;flex-wrap:wrap;gap:7px;margin-top:16px}
.sys__feats li{font-family:var(--mono);font-size:.7rem;color:var(--ink);background:var(--mist);padding:5px 10px;border-radius:7px;border:1px solid var(--mist-line)}
.sys__cta{margin-top:20px}
.sys__demo{
  display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:9px;
  background:var(--ink);color:#fff;font-weight:600;font-size:.9rem;cursor:pointer;border:none;
  transition:transform .25s var(--ease),background .2s
}
.sys__demo:hover{transform:translateY(-2px);background:var(--ink-soft)}
.sys__demo svg{color:var(--gold)}
.sys__demo:focus-visible{outline:3px solid var(--sky);outline-offset:3px}

/* ---------- about ---------- */
.about__inner{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(34px,5vw,64px);align-items:start}
.about__media{position:sticky;top:100px}
.about__photo{border-radius:var(--r-lg);overflow:hidden;box-shadow:var(--shadow);border:1px solid var(--mist-line);position:relative}
.about__photo::before{content:"";position:absolute;left:-14px;top:-14px;width:80px;height:80px;border-top:3px solid var(--gold);border-left:3px solid var(--gold);border-radius:6px 0 0 0;z-index:2}
.about__photo img{width:100%;aspect-ratio:4/5;object-fit:cover}
.about__edu{margin-top:18px;display:flex;flex-direction:column;gap:2px;padding:18px 20px;background:var(--mist);border-radius:var(--r-md);border:1px solid var(--mist-line)}
.about__edu .eyebrow{margin-bottom:8px}
.about__edu strong{font-size:1.15rem;font-weight:700}
.about__edu span:last-child{font-size:.9rem;color:var(--slate)}
.about__text>p{margin-top:18px;color:var(--slate);font-size:1.06rem}
.about__text>p:first-of-type{margin-top:0}
.about__skills{margin-top:30px}
.about__skills .eyebrow{margin-bottom:14px}
.chips{display:flex;flex-wrap:wrap;gap:9px}
.chips li{font-family:var(--mono);font-size:.78rem;padding:7px 13px;border-radius:8px;background:#fff;border:1px solid var(--mist-line);color:var(--ink)}
.about__actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:34px}

/* ---------- contact ---------- */
.contact__inner{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,5vw,70px);align-items:start}
.contact__intro>p{color:var(--slate-light);margin-top:16px;max-width:42ch}
.contact__details{margin-top:34px;display:flex;flex-direction:column;gap:16px}
.contact__details li{display:flex;align-items:center;gap:14px;font-size:1rem;flex-wrap:wrap}
.contact__details a{transition:color .2s}
.contact__details a:hover{color:var(--gold)}
.contact__ico{display:grid;place-items:center;width:40px;height:40px;border-radius:11px;background:var(--ink-soft);color:var(--gold);flex-shrink:0}
.contact__ico svg{width:19px;height:19px}
.contact__sep{color:var(--ink-line)}
.contact__social{display:flex;gap:12px;margin-top:34px}
.contact__social a{display:grid;place-items:center;width:46px;height:46px;border-radius:12px;background:var(--ink-soft);color:#fff;border:1px solid var(--ink-line);transition:transform .25s var(--ease),background .2s,color .2s}
.contact__social a:hover{transform:translateY(-3px);background:var(--gold);color:var(--ink);border-color:var(--gold)}

/* ---------- forms ---------- */
.contact__form-wrap{background:var(--ink-soft);border:1px solid var(--ink-line);border-radius:var(--r-lg);padding:clamp(24px,3vw,36px)}
.form{display:flex;flex-direction:column;gap:18px}
.form__row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:8px}
.field label,.field legend{font-family:var(--mono);font-size:.76rem;letter-spacing:.02em;color:var(--slate-light);font-weight:700}
.modal .field label,.modal .field legend{color:var(--slate)}
.field input,.field textarea{
  width:100%;font-family:var(--font);font-size:.98rem;color:#fff;background:rgba(255,255,255,.04);
  border:1.5px solid var(--ink-line);border-radius:10px;padding:13px 15px;transition:border-color .2s,background .2s;
}
.field textarea{resize:vertical;min-height:96px}
.field input::placeholder,.field textarea::placeholder{color:var(--slate)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--gold);background:rgba(255,255,255,.06)}
.field--invalid input,.field--invalid textarea{border-color:#ff6b6b}
.field__err{font-family:var(--mono);font-size:.72rem;color:#ff8585;min-height:0;transition:min-height .2s}
.field--invalid .field__err{min-height:1em}
.field__hint{font-family:var(--font);font-weight:400;color:var(--slate);text-transform:none;letter-spacing:0;font-size:.8rem}
.form__submit{margin-top:6px;align-self:flex-start;position:relative}
.form__status{font-family:var(--mono);font-size:.84rem;padding:0;margin:0;border-radius:9px;line-height:1.5}
.form__status.is-ok{padding:12px 15px;background:rgba(252,211,7,.12);color:var(--gold);border:1px solid rgba(252,211,7,.3)}
.form__status.is-err{padding:12px 15px;background:rgba(255,107,107,.12);color:#ff9a9a;border:1px solid rgba(255,107,107,.3)}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}

/* checkboxes */
.field--checks{border:none;padding:0;margin:0;display:flex;flex-direction:column;gap:12px}
.field--checks legend{margin-bottom:2px}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.check{display:flex;align-items:center;gap:10px;cursor:pointer;font-family:var(--font);font-size:.92rem;color:var(--text);padding:11px 13px;border:1.5px solid var(--mist-line);border-radius:10px;transition:border-color .2s,background .2s}
.check span{font-weight:500}
.check:hover{border-color:var(--gold-deep)}
.check input{appearance:none;width:19px;height:19px;border:1.6px solid var(--slate-light);border-radius:5px;flex-shrink:0;cursor:pointer;position:relative;transition:background .2s,border-color .2s}
.check input:checked{background:var(--gold);border-color:var(--gold)}
.check input:checked::after{content:"";position:absolute;left:5px;top:1px;width:5px;height:10px;border:solid var(--ink);border-width:0 2.2px 2.2px 0;transform:rotate(45deg)}
.check input:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.check:has(input:checked){border-color:var(--gold);background:#fffdf2}

/* spinner */
.btn__spin{display:none;width:16px;height:16px;border:2px solid rgba(14,17,22,.3);border-top-color:var(--ink);border-radius:50%;animation:spin .7s linear infinite}
.form__submit.is-loading{pointer-events:none;opacity:.85}
.form__submit.is-loading .btn__label{opacity:.7}
.form__submit.is-loading .btn__spin{display:inline-block}
@keyframes spin{to{transform:rotate(360deg)}}

/* ---------- footer ---------- */
.footer{background:var(--ink);color:#cfd3da;padding:clamp(48px,6vw,72px) 0 30px}
.footer__inner{display:grid;grid-template-columns:1.4fr 1fr auto;gap:40px;align-items:start;padding-bottom:36px;border-bottom:1px solid var(--ink-line)}
.footer__brand p{margin-top:16px;font-size:.94rem;color:var(--slate-light);max-width:34ch}
.footer__nav{display:flex;flex-direction:column;gap:11px}
.footer__nav a{font-size:.95rem;color:#cfd3da;transition:color .2s}
.footer__nav a:hover{color:var(--gold)}
.footer__social{display:flex;gap:11px}
.footer__social a{display:grid;place-items:center;width:42px;height:42px;border-radius:11px;background:var(--ink-soft);color:#fff;border:1px solid var(--ink-line);transition:transform .25s var(--ease),background .2s,color .2s}
.footer__social a:hover{transform:translateY(-3px);background:var(--gold);color:var(--ink);border-color:var(--gold)}
.footer__bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;padding-top:24px;font-family:var(--mono);font-size:.76rem;color:var(--slate-light)}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:150;display:none;align-items:center;justify-content:center;padding:20px}
.modal.is-open{display:flex}
.modal__overlay{position:absolute;inset:0;background:rgba(8,10,14,.66);backdrop-filter:blur(3px);animation:fadeIn .3s var(--ease)}
.modal__dialog{
  position:relative;z-index:2;background:#fff;border-radius:var(--r-lg);padding:clamp(26px,4vw,40px);
  width:min(620px,100%);max-height:90vh;overflow:auto;box-shadow:0 40px 90px -30px rgba(0,0,0,.6);
  animation:popIn .4s var(--ease)
}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}
@keyframes popIn{from{opacity:0;transform:translateY(18px) scale(.98)}to{opacity:1;transform:none}}
.modal__close{position:absolute;top:16px;right:16px;width:40px;height:40px;border-radius:11px;border:1px solid var(--mist-line);background:#fff;color:var(--ink);cursor:pointer;display:grid;place-items:center;transition:background .2s,transform .2s}
.modal__close:hover{background:var(--mist);transform:rotate(90deg)}
.modal__close:focus-visible{outline:3px solid var(--sky);outline-offset:2px}
.modal__title{font-size:1.5rem;margin-bottom:8px;letter-spacing:-.02em}
.modal__sub{color:var(--slate);font-size:.96rem;margin-bottom:22px}
.modal .form input,.modal .form textarea{color:var(--text);background:#fff;border-color:var(--mist-line)}
.modal .form input:focus,.modal .form textarea:focus{border-color:var(--gold);background:#fff}
.modal .field--invalid input,.modal .field--invalid textarea{border-color:#e23b3b}
.modal .field__err{color:#d33}
.modal .form__status.is-ok{background:#fffae6;color:#8a6d00;border-color:#f0d97a}
.modal .form__status.is-err{background:#fdeaea;color:#b42424;border-color:#f0b4b4}

/* ---------- to-top ---------- */
.to-top{position:fixed;right:22px;bottom:22px;z-index:90;width:48px;height:48px;border-radius:13px;background:var(--ink);color:var(--gold);display:grid;place-items:center;box-shadow:var(--shadow-sm);opacity:0;visibility:hidden;transform:translateY(12px);transition:opacity .3s var(--ease),transform .3s var(--ease),background .2s}
.to-top.is-visible{opacity:1;visibility:visible;transform:none}
.to-top:hover{background:var(--ink-soft);transform:translateY(-3px)}
.to-top:focus-visible{outline:3px solid var(--sky);outline-offset:3px}

/* ---------- reveal animation ---------- */
[data-reveal]{opacity:0;transform:translateY(26px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal].is-in{opacity:1;transform:none}
[data-reveal].d1{transition-delay:.08s}
[data-reveal].d2{transition-delay:.16s}
[data-reveal].d3{transition-delay:.24s}

/* ---------- responsive ---------- */
@media (max-width:980px){
  .hero__inner{grid-template-columns:1fr;text-align:left}
  .hero__media{margin-top:28px;justify-self:start}
  .about__inner{grid-template-columns:1fr}
  .about__media{position:static;max-width:360px}
  .contact__inner{grid-template-columns:1fr}
  .cards{grid-template-columns:repeat(2,1fr)}
  .grid--work{grid-template-columns:repeat(2,1fr)}
  .footer__inner{grid-template-columns:1fr 1fr;gap:30px}
  .footer__social{grid-column:1 / -1}
}
@media (max-width:760px){
  body{font-size:16px}
  .nav__links{
    position:fixed;inset:0 0 0 auto;width:min(82vw,340px);background:#fff;flex-direction:column;align-items:flex-start;
    justify-content:flex-start;gap:6px;padding:96px 28px 28px;transform:translateX(100%);transition:transform .38s var(--ease);
    box-shadow:-20px 0 60px -30px rgba(0,0,0,.4);border-left:1px solid var(--mist-line);
  }
  .nav__links.is-open{transform:none}
  .nav__links a{width:100%;padding:13px 0;font-size:1.05rem;border-bottom:1px solid var(--mist-line)}
  .nav__links a:not(.nav__cta)::after{display:none}
  .nav__cta{margin-top:14px;width:100%;text-align:center;border-bottom:none!important}
  .nav__toggle{display:flex;z-index:120}
  .nav.is-scrolled .nav__toggle span{background:var(--ink)}
  .grid--work{grid-template-columns:1fr}
  .grid--systems{grid-template-columns:1fr}
  .form__row{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
  .sys{grid-template-columns:1fr}
  .sys__visual{aspect-ratio:16/7}
  .footer__inner{grid-template-columns:1fr}
  .footer__bottom{flex-direction:column;gap:6px}
  .hero__badge{left:auto;right:-6px}
}
@media (max-width:600px){
  .hero{padding-top:clamp(104px,14vh,140px)}
  .hero__title{font-size:clamp(2.05rem,8.4vw,2.9rem);overflow-wrap:break-word;hyphens:none}
  .hero__frame{width:min(320px,86vw)}
  .hero__badge{font-size:.68rem;padding:7px 11px}
  .logo{width:142px;height:74px;margin-right:14px;padding:12px 18px}
  .logo img{max-height:40px}
  .section__title{font-size:clamp(1.55rem,6vw,2rem)}
  .modal__dialog{padding:24px 18px}
}
@media (max-width:440px){
  .cards{grid-template-columns:1fr}
  .tabs{width:100%;flex-direction:column}
  .tabs__ink{display:none}
  .tab{width:100%;text-align:center}
  .tab.is-active{background:var(--gold)}
  .hero__stats{gap:18px}
  .hero__stats b{font-size:1.8rem}
  .hero__actions .btn{flex:1 1 auto;justify-content:center}
  .contact__details li{font-size:.92rem}
}

/* ---------- reduced motion ---------- */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
  [data-reveal]{opacity:1;transform:none}
  .marquee__track{animation:none}
  .hero__title .hl::after{transform:scaleX(1)}
}

/* no-JS fallback: ensure content is visible */
.no-js [data-reveal]{opacity:1;transform:none}