/* altavega. site styles */
:root{
  --purple:#6204dd;
  --purple-deep:#4a03a8;
  --purple-soft:#efe6ff;
  --purple-glow:rgba(98,4,221,.18);
  --on-accent:#ffffff;
  --ink:#0f0d17;
  --ink-2:#2b2738;
  --muted:#5f5a70;
  --line:rgba(15,13,23,.10);
  --line-strong:rgba(15,13,23,.20);
  --bg:#faf9fc;
  --surface:#ffffff;
  --surface-2:#f2f0f7;
  --shadow:0 10px 30px rgba(15,13,23,.06);
  --radius:14px;
  --radius-sm:8px;
  --sans:'Inter Tight','Inter',system-ui,-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
  --body:'Inter',system-ui,-apple-system,'Segoe UI',Helvetica,Arial,sans-serif;
  --wrap:1160px;
  --gutter:clamp(20px,4vw,48px);
  color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --purple:#9b6bff;
    --purple-deep:#c3a6ff;
    --purple-soft:#241a3d;
    --purple-glow:rgba(155,107,255,.22);
    --on-accent:#0f0d17;
    --ink:#f4f2fa;
    --ink-2:#d9d5e6;
    --muted:#a39dba;
    --line:rgba(244,242,250,.12);
    --line-strong:rgba(244,242,250,.24);
    --bg:#0f0d17;
    --surface:#171422;
    --surface-2:#1f1b2e;
    --shadow:0 14px 40px rgba(0,0,0,.45);
    color-scheme:dark;
  }
}
:root[data-theme="dark"]{
  --purple:#9b6bff;
  --purple-deep:#c3a6ff;
  --purple-soft:#241a3d;
  --purple-glow:rgba(155,107,255,.22);
  --on-accent:#0f0d17;
  --ink:#f4f2fa;
  --ink-2:#d9d5e6;
  --muted:#a39dba;
  --line:rgba(244,242,250,.12);
  --line-strong:rgba(244,242,250,.24);
  --bg:#0f0d17;
  --surface:#171422;
  --surface-2:#1f1b2e;
  --shadow:0 14px 40px rgba(0,0,0,.45);
  color-scheme:dark;
}

*,*::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;background:var(--bg);color:var(--ink);
  font-family:var(--body);font-size:17px;line-height:1.6;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--purple);text-decoration-thickness:1px;text-underline-offset:3px}
a:hover{color:var(--purple-deep)}
h1,h2,h3,h4{font-family:var(--sans);letter-spacing:-.02em;line-height:1.1;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(2.6rem,6.2vw,4.6rem);font-weight:700;letter-spacing:-.035em;line-height:1.0}
h2{font-size:clamp(1.9rem,3.6vw,2.7rem);font-weight:700}
h3{font-size:1.25rem;font-weight:600}
p{margin:0 0 1em}
.lede{font-size:clamp(1.1rem,1.6vw,1.3rem);color:var(--ink-2);max-width:56ch}
.muted{color:var(--muted)}
.wrap{max-width:var(--wrap);margin:0 auto;padding-inline:var(--gutter)}
.skip{position:absolute;left:-999px;top:8px;background:var(--purple);color:var(--on-accent);padding:10px 14px;border-radius:var(--radius-sm);z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid var(--purple);outline-offset:3px;border-radius:4px}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:color-mix(in srgb,var(--bg) 82%,transparent);
  backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:16px;min-height:72px}
.brand{
  font-family:var(--sans);font-weight:700;font-size:1.55rem;letter-spacing:-.04em;
  color:var(--ink);text-decoration:none;display:inline-flex;align-items:baseline;line-height:1;
}
.brand .dot{color:var(--purple)}
.brand:hover{color:var(--ink)}
.nav-links{display:flex;align-items:center;gap:6px;margin:0;padding:0;list-style:none}
.nav-links a{
  font-family:var(--sans);font-weight:500;font-size:.95rem;color:var(--ink-2);text-decoration:none;
  padding:10px 12px;border-radius:var(--radius-sm);transition:background .15s,color .15s;
}
.nav-links a:hover{background:var(--surface-2);color:var(--ink)}
.nav-links a[aria-current="page"]{color:var(--purple)}
.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:var(--on-accent);background:var(--purple)}
.nav-links a.btn-primary:hover{background:var(--purple-deep)}
.nav-links a.btn-primary[aria-current="page"]{color:var(--on-accent)}
.nav-cta{margin-left:8px}
.nav-toggle{
  display:none;background:transparent;border:1px solid var(--line-strong);color:var(--ink);
  width:44px;height:44px;border-radius:var(--radius-sm);cursor:pointer;align-items:center;justify-content:center;
}
.nav-toggle svg{width:22px;height:22px}
.nav-toggle .close{display:none}
.nav-toggle[aria-expanded="true"] .open{display:none}
.nav-toggle[aria-expanded="true"] .close{display:block}
@media (max-width:820px){
  .nav-toggle{display:inline-flex}
  .nav-links{
    position:absolute;left:0;right:0;top:100%;flex-direction:column;align-items:stretch;gap:2px;
    background:var(--bg);border-bottom:1px solid var(--line);padding:10px var(--gutter) 18px;
    display:none;box-shadow:var(--shadow);
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:14px 12px;font-size:1.05rem}
  .nav-cta{margin:8px 0 0}
  .nav-cta .btn{width:100%;justify-content:center}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--sans);font-weight:600;font-size:1rem;line-height:1;
  padding:15px 22px;border-radius:999px;text-decoration:none;cursor:pointer;
  border:1px solid transparent;transition:transform .15s,background .15s,color .15s,border-color .15s,box-shadow .15s;
  white-space:nowrap;
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--purple);color:var(--on-accent);box-shadow:0 8px 24px var(--purple-glow)}
.btn-primary:hover{background:var(--purple-deep);color:var(--on-accent)}
.btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-strong)}
.btn-ghost:hover{border-color:var(--purple);color:var(--purple)}
.btn svg{width:18px;height:18px;flex:none}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden;padding-block:clamp(64px,10vw,128px) clamp(56px,8vw,96px)}
.hero::before{
  content:"";position:absolute;inset:auto -10% -40% auto;width:60vw;max-width:760px;aspect-ratio:1;
  background:radial-gradient(closest-side,var(--purple-glow),transparent 70%);pointer-events:none;
}
.hero-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:center;position:relative}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr}}
.eyebrow{
  font-family:var(--sans);font-weight:600;font-size:.8rem;letter-spacing:.16em;text-transform:uppercase;
  color:var(--purple);margin:0 0 20px;display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:currentColor;border-radius:2px}
.hero h1 .accent{color:var(--purple)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.hero-note{margin-top:22px;font-size:.95rem;color:var(--muted)}
.hero-note a{color:inherit}

.hero-card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);
  padding:clamp(22px,3vw,32px);position:relative;
}
.hero-card h2{font-size:1.05rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);font-weight:600;margin-bottom:18px}
.hero-card ul{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.hero-card li{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;font-size:1rem;color:var(--ink-2)}
.hero-card li strong{display:block;color:var(--ink);font-family:var(--sans);font-weight:600;font-size:1.05rem}
.tick{width:24px;height:24px;border-radius:50%;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;flex:none;margin-top:2px}
.tick svg{width:14px;height:14px}

/* ---------- Facts strip ---------- */
.facts{border-block:1px solid var(--line);background:var(--surface-2)}
.facts .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding-block:22px}
@media (max-width:820px){.facts .wrap{grid-template-columns:repeat(2,1fr)}}
.fact{font-family:var(--sans)}
.fact dt{font-size:.75rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:600;margin:0 0 4px}
.fact dd{margin:0;font-weight:600;font-size:1.05rem;color:var(--ink)}

/* ---------- Sections ---------- */
.section{padding-block:clamp(64px,9vw,112px)}
.section-head{max-width:64ch;margin-bottom:clamp(32px,4vw,48px)}
.section-head .lede{margin-bottom:0}
.section.alt{background:var(--surface-2)}

/* Services */
.cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:clamp(16px,2vw,24px)}
@media (max-width:760px){.cards{grid-template-columns:1fr}}
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(22px,3vw,32px);display:flex;flex-direction:column;gap:12px;
  transition:transform .2s,box-shadow .2s,border-color .2s;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:var(--line-strong)}
.card .icon{width:48px;height:48px;border-radius:12px;background:var(--purple-soft);color:var(--purple);display:grid;place-items:center;margin-bottom:6px}
.card .icon svg{width:24px;height:24px}
.card h3{font-size:1.35rem;margin:0}
.card p{margin:0;color:var(--ink-2)}
.card ul{margin:6px 0 0;padding-left:18px;color:var(--muted);font-size:.95rem;display:grid;gap:4px}

/* Approach */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(16px,2vw,24px);counter-reset:step}
@media (max-width:960px){.steps{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}
.step{position:relative;padding-top:18px;border-top:2px solid var(--line-strong)}
.step::before{
  counter-increment:step;content:"0" counter(step);
  font-family:var(--sans);font-weight:700;font-size:.85rem;letter-spacing:.1em;color:var(--purple);
  display:block;margin-bottom:12px;
}
.step h3{font-size:1.2rem}
.step p{color:var(--ink-2);margin:0}

/* Difference / values */
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.2fr);gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:900px){.split{grid-template-columns:1fr}}
.pull{
  font-family:var(--sans);font-weight:600;font-size:clamp(1.4rem,2.4vw,1.9rem);line-height:1.25;letter-spacing:-.02em;
  color:var(--ink);margin:0;padding-left:20px;border-left:3px solid var(--purple);
}
.values{list-style:none;margin:0;padding:0;display:grid;gap:22px}
.values li{display:grid;grid-template-columns:auto 1fr;gap:16px}
.values h3{margin:0 0 4px;font-size:1.15rem}
.values p{margin:0;color:var(--ink-2)}

/* About / founder */
.about{display:grid;grid-template-columns:minmax(0,320px) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start}
@media (max-width:820px){.about{grid-template-columns:1fr}}
.portrait{
  margin:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);box-shadow:var(--shadow);
  aspect-ratio:1;background:var(--surface-2);max-width:320px;
}
.portrait img{width:100%;height:100%;object-fit:cover}
.about-meta{margin:16px 0 0;font-family:var(--sans);font-size:.85rem;color:var(--muted);line-height:1.5}
.about-meta strong{display:block;color:var(--ink);font-size:1rem}
.about .prose p{color:var(--ink-2)}
.about .prose p strong{color:var(--ink)}
.about .highlights{margin:24px 0 0;padding:0;list-style:none;display:grid;gap:10px}
.about .highlights li{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;color:var(--ink-2)}

/* CTA band */
.cta{
  background:linear-gradient(135deg,var(--purple),var(--purple-deep));color:#fff;
  border-radius:calc(var(--radius) + 6px);padding:clamp(32px,5vw,64px);
  display:grid;grid-template-columns:minmax(0,1.4fr) auto;gap:32px;align-items:center;
  box-shadow:0 20px 50px var(--purple-glow);
}
@media (max-width:820px){.cta{grid-template-columns:1fr}}
.cta h2,.cta p{color:#fff}
.cta p{margin:0;opacity:.9;max-width:52ch}
.cta .btn-primary{background:#fff;color:#6204dd;box-shadow:none}
.cta .btn-primary:hover{background:#f2ecff}
.cta .cta-phone{display:block;margin-top:14px;color:#fff;font-family:var(--sans);font-weight:500}

/* ---------- Contact page ---------- */
.page-head{padding-block:clamp(56px,8vw,96px) clamp(24px,4vw,40px)}
.contact{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:clamp(32px,5vw,72px);align-items:start;padding-bottom:clamp(64px,9vw,112px)}
@media (max-width:900px){.contact{grid-template-columns:1fr}}
.form{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,3vw,36px);box-shadow:var(--shadow)}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:600px){.form-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1 / -1}
.field label{font-family:var(--sans);font-weight:600;font-size:.92rem;color:var(--ink)}
.field .hint{font-size:.85rem;color:var(--muted)}
.field input,.field select,.field textarea{
  font:inherit;color:var(--ink);background:var(--bg);border:1px solid var(--line-strong);
  border-radius:var(--radius-sm);padding:12px 14px;width:100%;transition:border-color .15s,box-shadow .15s;
}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--purple);box-shadow:0 0 0 4px var(--purple-glow)}
.form-actions{display:flex;flex-wrap:wrap;align-items:center;gap:16px;margin-top:22px}
.form-actions .small{font-size:.85rem;color:var(--muted);margin:0}
.hp{position:absolute;left:-9999px;opacity:0;height:0;overflow:hidden}
.aside{display:grid;gap:22px}
.aside .panel{background:var(--surface-2);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px}
.aside h3{font-size:1.05rem;margin-bottom:8px}
.aside p{margin:0;color:var(--ink-2)}
.aside a.big{font-family:var(--sans);font-weight:700;font-size:1.4rem;letter-spacing:-.02em;text-decoration:none;color:var(--ink)}
.aside a.big:hover{color:var(--purple)}
.aside address{font-style:normal;color:var(--ink-2)}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--line);padding-block:40px 32px;background:var(--surface-2)}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr}}
.site-footer .brand{font-size:1.35rem}
.site-footer p{color:var(--muted);font-size:.95rem;margin:12px 0 0;max-width:40ch}
.site-footer h4{font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin:0 0 12px}
.site-footer ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.site-footer ul a{color:var(--ink-2);text-decoration:none;font-size:.95rem}
.site-footer ul a:hover{color:var(--purple)}
.site-footer address{font-style:normal;color:var(--ink-2);font-size:.95rem;line-height:1.6}
.footer-bottom{
  margin-top:32px;padding-top:20px;border-top:1px solid var(--line);
  display:flex;flex-wrap:wrap;justify-content:space-between;gap:12px;
  font-size:.85rem;color:var(--muted);
}
.footer-bottom a{color:inherit}
.theme-btn{
  background:transparent;border:1px solid var(--line-strong);color:var(--muted);border-radius:999px;
  padding:6px 12px;font:inherit;font-size:.82rem;cursor:pointer;
}
.theme-btn:hover{color:var(--ink);border-color:var(--purple)}

/* ---------- Utility / 404 ---------- */
.center{text-align:center}
.notfound{padding-block:clamp(80px,14vw,160px);text-align:center}
.notfound .code{font-family:var(--sans);font-weight:800;font-size:clamp(5rem,16vw,10rem);letter-spacing:-.06em;line-height:.9;color:var(--purple);margin:0}

/* ---------- Reveal on scroll ---------- */
@media (prefers-reduced-motion:no-preference){
  .reveal{opacity:0;transform:translateY(14px);transition:opacity .6s ease,transform .6s ease}
  .reveal.in{opacity:1;transform:none}
}