/* Layout: one-page portfolio, single centered column (max 1120px), sections stacked; light single theme: white ground, slate gray ink, green primary, sky-blue and orange as soft secondary tints. */
:root{
  color-scheme: light;
  --bg:#FFFFFF; --surface:#FFFFFF; --sunk:#F2F8FC; --ink:#1F2933; --muted:#5B6770; --line:#E1E7EC; --gray:#F4F6F8;
  --accent:#16805A; --btn:#16805A; --btn-ink:#FFFFFF; --btn-hover:#116A4A;
  --green-soft:#E9F6F0; --sky:#3BA7DB; --sky-soft:#E3F2FA; --sky-ink:#155E85; --orange:#F28C28; --orange-soft:#FDEBD7; --orange-ink:#8A4A0B; --orange-text:#B4570A;
  --it-green:#1E9A4B; --it-white:#FFFFFF; --it-red:#D0302B;
  --shadow:0 1px 2px rgba(31,41,51,.04), 0 8px 24px rgba(31,41,51,.06);
  --fd:"Plus Jakarta Sans","Segoe UI",sans-serif;
  --fb:"Source Sans 3","Segoe UI",sans-serif;
  --fm:"IBM Plex Mono",ui-monospace,Menlo,monospace;
  --gutter:clamp(20px,5vw,48px);
  --section:clamp(56px,9vw,104px);
}
/* Base */
html{-webkit-text-size-adjust:100%}
body{margin:0}
img{max-width:100%;height:auto}
[hidden]{display:none!important}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--ink);font-family:var(--fb);font-size:18px;line-height:1.6;-webkit-font-smoothing:antialiased}
h1,h2,h3{font-family:var(--fd);font-weight:700;line-height:1.12;letter-spacing:-.02em;margin:0;text-wrap:balance}
p{margin:0}
a{color:inherit}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:4px}
.skip{position:absolute;left:-999px;top:0;background:var(--btn);color:var(--btn-ink);padding:10px 16px;font-weight:600;z-index:50}
.skip:focus{left:12px;top:12px}
.wrap{max-width:1120px;margin:0 auto;padding-inline:var(--gutter)}
.eyebrow{font-family:var(--fb);font-weight:600;font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
.muted{color:var(--muted)}
section[id]{scroll-margin-top:84px}

/* header */
.top{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:4px 24px;padding-block:10px}
.brand{display:flex;align-items:baseline;gap:10px;text-decoration:none;min-height:44px;align-items:center}
.brand b{font-family:var(--fd);font-weight:800;font-size:24px;letter-spacing:.04em}
.brand span{font-family:var(--fm);font-size:15px;color:var(--accent)}
.nav{display:flex;flex-wrap:wrap;gap:0 22px;font-size:15px;font-weight:500}
.nav a{color:var(--muted);text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.nav a:hover{color:var(--ink)}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:0 24px;border-radius:10px;font-weight:600;text-decoration:none;border:1px solid transparent;font:600 17px var(--fb);cursor:pointer}
.btn.primary{background:var(--btn);color:var(--btn-ink)}
.btn.primary:hover{background:var(--btn-hover)}
.btn.ghost{border-color:#C9D2D9;color:var(--ink);background:var(--surface)}
.btn.ghost:hover{border-color:var(--muted)}
.btn svg{width:20px;height:20px;flex:none}

/* hero */
.hero{display:flex;flex-wrap:wrap;align-items:center;gap:40px 56px;padding-block:clamp(40px,7vw,88px) var(--section)}
.hero .txt{flex:999 1 420px;min-width:0;display:grid;gap:22px}
.hero h1{font-size:clamp(36px,5.8vw,62px);line-height:1.06;font-weight:800}
.hero .lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:34em}
.hero .cta{display:flex;flex-wrap:wrap;gap:12px;margin-top:6px}
.hero .logo{flex:1 1 240px;display:flex;justify-content:center}
.hero .logo img{width:100%;max-width:340px;aspect-ratio:1/1;object-fit:cover;border-radius:50%}
.tricolor{height:4px;background:linear-gradient(90deg,var(--it-green) 0 33.33%,var(--it-white) 33.33% 66.66%,var(--it-red) 66.66% 100%);border-block:1px solid var(--line)}

/* sections */
.sec{padding-block:var(--section);display:grid;gap:32px}
.head{display:grid;gap:10px}
.head h2{font-size:clamp(28px,4vw,40px)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}
.svc{border-top:4px solid var(--sky);padding:28px;display:grid;gap:12px;align-content:start}
.tag{justify-self:start;align-self:flex-start;padding:4px 12px;border-radius:999px;font:600 13px var(--fb);letter-spacing:.02em}
.tag.web{background:var(--sky-soft);color:var(--sky-ink)}
.tag.soft{background:var(--orange-soft);color:var(--orange-ink)}
.svc h3{font-size:24px}
.svc:nth-child(2){border-top-color:var(--orange)}
.band{background:var(--sunk)}
.work{overflow:hidden;display:flex;flex-direction:column}
.shot{aspect-ratio:16/10;background:var(--gray);border-bottom:1px dashed var(--line);display:grid;place-items:center;font-family:var(--fm);font-size:13px;color:var(--muted);text-align:center;padding:12px}
.shot img{width:100%;height:100%;object-fit:cover;display:block}
.shot.con-img{padding:0;border-bottom-style:solid}
.work .tech{font-size:14px;color:var(--muted)}
.work .in{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1}
.work h3{font-size:22px}
.work p{color:var(--muted);font-size:16px}
.work .more{margin-top:auto;color:var(--accent);font-weight:600;text-decoration:none;min-height:44px;display:inline-flex;align-items:center}
.work .more:hover{text-decoration:underline}

.about{display:flex;flex-wrap:wrap;gap:32px 56px}
.about .txt{flex:999 1 460px;min-width:0;display:grid;gap:18px;align-content:start}
.about .txt p{max-width:38em}
.about h2{font-size:clamp(28px,4vw,40px)}
.about .rule{font-weight:600}
.edu{flex:1 1 280px;align-self:flex-start;padding:26px;display:grid;gap:16px}
.edu .lbl{font-family:var(--fb);font-weight:600;font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted)}
.edu div b{display:block}
.edu div span{color:var(--muted);font-size:15px}
.edu hr{border:0;border-top:1px solid var(--line);margin:0;width:100%}

.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:24px}
.steps li{border-top:3px solid var(--orange);padding-top:16px;display:grid;gap:6px;align-content:start}
.steps .n{font-family:var(--fd);font-weight:700;font-size:15px;color:var(--orange-text)}
.steps b{font-size:18px}
.steps span{color:var(--muted);font-size:16px}
.how h2{font-size:clamp(24px,3.2vw,32px)}

.contact{background:var(--green-soft);border-color:#CDE9DC;box-shadow:none;padding:clamp(24px,5vw,48px);border-radius:18px;display:flex;flex-wrap:wrap;align-items:center;gap:28px 48px}
.contact .txt{flex:999 1 360px;min-width:0;display:grid;gap:10px}
.contact h2{font-size:clamp(28px,4vw,40px)}
.contact .ways{flex:1 1 340px;display:grid;gap:12px}
.contact .ways .btn{white-space:nowrap}
.mail{display:flex;gap:8px;align-items:stretch}
.mail .addr{color:var(--ink);text-decoration:none;background:var(--surface);flex:1;min-width:0;display:flex;align-items:center;justify-content:center;min-height:52px;padding:0 12px;border:1px solid var(--line);border-radius:10px;font-family:var(--fm);font-size:14px;overflow-wrap:anywhere;text-align:center;}
.mail .btn{padding:0 16px;font-size:15px}

footer{border-top:1px solid var(--line)}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:8px 24px;padding-block:24px;font-size:14px;color:var(--muted)}
footer .mono{font-family:var(--fb)}

.fab{position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));width:56px;height:56px;border-radius:50%;background:var(--accent);color:#FFFFFF;display:grid;place-items:center;box-shadow:0 6px 18px rgba(15,26,22,.25);z-index:30}
.fab svg{width:26px;height:26px}

@media (max-width:640px){
  .top .wrap{padding-block:6px}
  .nav{width:100%;gap:0 18px}
  .hero .cta .btn{flex:1 1 100%}
  .hero .logo{order:-1}
  .hero .logo img{max-width:200px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
.how.sec{padding-block:0;gap:28px}
.contact-sec{padding-bottom:var(--section)}
.mail .addr:hover{border-color:var(--muted)}