:root{--bg:#fbfbf9;--bg2:#f2f3ef;--ink:#1c1f24;--muted:#646b76;--line:#e4e6e2;--accent:#0f766e;--accent-d:#0b5f59;--accent-soft:#e6f4f2;--r:12px;--wrap:1080px;--gut:clamp(16px,4vw,32px);--head:Sora,Inter,system-ui,sans-serif}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:16px;line-height:1.65;color:var(--ink);background:var(--bg)}
img{max-width:100%;height:auto;display:block}a{color:inherit;text-decoration:none}a:hover{color:var(--accent-d)}
h1,h2,h3{font-family:var(--head);line-height:1.15;font-weight:700;letter-spacing:-.015em;color:var(--ink);margin:0 0 .5em}
h1{font-size:clamp(32px,4.4vw,50px)}h2{font-size:clamp(24px,3vw,32px)}h3{font-size:18px}
p{margin:0 0 1em}ul,ol{margin:0;padding:0;list-style:none}
.wrap{width:min(var(--wrap),100% - 2*var(--gut));margin-inline:auto}
.sec{padding-block:clamp(48px,7vw,88px)}.sec--alt{background:var(--bg2)}.sec__head{max-width:680px;margin-bottom:clamp(20px,3vw,32px)}.sec__head p{color:var(--muted)}
.eyebrow{text-transform:uppercase;letter-spacing:.1em;font-size:12px;font-weight:600;color:var(--accent);margin-bottom:14px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 22px;border-radius:10px;font-weight:600;border:1.5px solid var(--accent);background:var(--accent);color:#fff;cursor:pointer;font:inherit;font-weight:600;transition:.15s}
.btn:hover{background:var(--accent-d);border-color:var(--accent-d);color:#fff}
.btn--ghost{background:transparent;color:var(--ink);border-color:var(--line)}.btn--ghost:hover{background:#fff;border-color:var(--ink);color:var(--ink)}
.btn--sm{padding:8px 14px;font-size:14px}
.top{position:sticky;top:0;z-index:10;background:rgba(251,251,249,.9);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top__in{display:flex;align-items:center;justify-content:space-between;min-height:62px;gap:16px}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-family:var(--head);font-size:0}
.brand::before{content:"AO";display:grid;place-items:center;width:34px;height:34px;border-radius:9px;background:var(--accent);color:#fff;font-size:13px;letter-spacing:.02em}
.brand span{font-size:16px}
.nav{display:flex;align-items:center;gap:4px}.nav .btn{color:#fff}.nav .btn:hover{color:#fff}.nav a{padding:8px 12px;font-weight:500;font-size:15px;border-radius:8px;color:var(--muted)}.nav a:not(.btn):hover{background:var(--bg2);color:var(--ink)}
.hero{background:#fff;border-bottom:1px solid var(--line)}
.hero__in{display:grid;grid-template-columns:1.25fr .75fr;gap:clamp(24px,5vw,64px);align-items:center;padding-block:clamp(48px,7vw,96px)}
.lead{font-size:clamp(16px,1.5vw,18px);color:var(--muted);max-width:580px}
.hero__cta{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 36px}
.facts{display:flex;gap:clamp(20px,4vw,48px);flex-wrap:wrap}.facts li{display:flex;flex-direction:column}.facts strong{font-family:var(--head);font-size:clamp(22px,2.6vw,30px);line-height:1.1}.facts span{font-size:13px;color:var(--muted)}
.hero__photo{margin:0;text-align:center}.hero__photo img{width:min(280px,65vw);border-radius:28px;margin:0 auto 14px;box-shadow:0 20px 50px rgba(28,31,36,.12)}
.hero__photo figcaption{font-weight:600}.hero__photo small{font-weight:400;color:var(--muted)}
.grid{display:grid;gap:18px}.grid--4{grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px}.card h3{margin-bottom:8px}.card p{margin:0;color:var(--muted);font-size:15px}
.cases{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.case{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}.case:hover{box-shadow:0 10px 30px rgba(28,31,36,.08);transform:translateY(-2px)}
.case--wide{grid-column:1/-1;display:grid;grid-template-columns:1.1fr .9fr}
.case__img{display:block;aspect-ratio:8/5;background:var(--bg2);overflow:hidden;border-bottom:1px solid var(--line)}.case--wide .case__img{aspect-ratio:auto;min-height:100%;border-bottom:0;border-right:1px solid var(--line)}
.case__img img{width:100%;height:100%;object-fit:cover;object-position:top}
.case__img--text{display:flex;flex-direction:column;align-items:center;justify-content:center;background:var(--accent-soft);color:var(--accent-d);text-align:center}.case__img--text span{font-family:var(--head);font-size:clamp(24px,2.8vw,32px);font-weight:700}.case__img--text small{color:var(--muted)}
.case__body{padding:18px 20px 20px}.case__tag{font-size:12px;text-transform:uppercase;letter-spacing:.08em;font-weight:600;color:var(--accent);margin-bottom:6px}
.case__body p{color:var(--muted);font-size:15px;margin-bottom:8px}.case__body h3{margin-bottom:8px}.case__stack{font-size:13px;color:var(--ink)!important;font-weight:500}.case__stack a{text-decoration:underline;text-decoration-color:var(--accent)}
.more{margin-top:26px;color:var(--muted);max-width:800px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px;counter-reset:s}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;color:var(--muted);font-size:15px}.steps li::before{counter-increment:s;content:counter(s);display:inline-grid;place-items:center;width:32px;height:32px;border-radius:50%;background:var(--accent-soft);color:var(--accent-d);font-weight:700;margin-bottom:12px;font-family:var(--head)}
.steps strong{display:block;color:var(--ink);margin-bottom:6px;font-size:16px}
.stack{margin-top:40px}.stack p{display:flex;flex-wrap:wrap;gap:8px}.stack span{padding:6px 12px;background:#fff;border:1px solid var(--line);border-radius:999px;font-size:14px;font-weight:500}
.about{display:grid;grid-template-columns:1.4fr .6fr;gap:40px}.about p{color:#3b414b}.about__side{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px;align-self:start}.about__side li{padding:7px 0 7px 24px;position:relative;font-size:15px}.about__side li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.contact__in{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}.contact__in>div p{color:var(--muted)}
.contact__links{display:flex;flex-wrap:wrap;gap:8px 20px;font-weight:600;color:var(--ink)!important}.contact__links a{border-bottom:1.5px solid var(--accent)}
.form{display:grid;gap:14px;background:#fff;border:1px solid var(--line);padding:26px;border-radius:var(--r)}.form label{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--muted)}
.form input,.form textarea{padding:11px 12px;border:1.5px solid var(--line);border-radius:8px;font:inherit;font-size:15px;color:var(--ink);background:#fff}.form input:focus,.form textarea:focus{outline:2px solid var(--accent);border-color:transparent}
.hp{position:absolute;left:-9999px}
.foot{border-top:1px solid var(--line);color:var(--muted);font-size:13px;padding:20px 0}.foot__in{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.foot a{color:var(--ink)}
@media (max-width:900px){.hero__in,.case--wide,.about,.contact__in{grid-template-columns:1fr}.hero__photo{order:-1}.nav a:not(.btn){display:none}.case--wide .case__img{border-right:0;border-bottom:1px solid var(--line)}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}