*{box-sizing:border-box}
:root{--ink:#111317;--muted:#68707a;--line:#dfe3e7;--paper:#fbfaf7;--alt:#f1f4f1;--dark:#11161a;--accent:#1d7d62;--accent-soft:#e4eee9;--max:1180px}
html{scroll-behavior:smooth}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"DM Sans",system-ui,sans-serif;line-height:1.55}
a{color:inherit;text-decoration:none}.container{width:min(var(--max),calc(100% - 48px));margin:0 auto}
.section{padding:110px 0}.section-tight{padding:42px 0}.nav-wrap{position:sticky;top:0;z-index:50;background:rgba(251,250,247,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(223,227,231,.72)}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between}.brand{font:800 24px/1 "Manrope",sans-serif;letter-spacing:-.04em}.brand span{color:var(--accent)}
.nav-links{display:flex;align-items:center;gap:24px;font-size:14px;color:#444b52}.nav-links a:hover{color:var(--ink)}.nav-cta{border:1px solid var(--ink);padding:9px 14px;border-radius:999px;color:var(--ink)}.menu-btn{display:none;border:0;background:none;font-size:24px}
.hero{padding:100px 0 90px}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:76px;align-items:center}.eyebrow{font-size:12px;font-weight:700;letter-spacing:.16em;color:var(--accent);margin:0 0 18px}.eyebrow-light{color:#86cdb5}
h1,h2,h3{font-family:"Manrope",sans-serif;letter-spacing:-.045em;line-height:1.08;margin:0}h1{font-size:clamp(48px,6vw,78px);max-width:850px}h2{font-size:clamp(36px,4.3vw,56px)}h3{font-size:23px}
.hero-lede{font-size:20px;color:#555e66;max-width:720px;margin:28px 0}.hero-actions,.contact-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 19px;font-weight:700;font-size:14px;border:1px solid var(--line);transition:.2s transform,.2s background}.btn:hover{transform:translateY(-2px)}.btn-dark{background:var(--ink);color:white;border-color:var(--ink)}.btn-light{background:transparent}.hero-note{font-size:13px;color:#6a7279;margin-top:18px;max-width:620px}
.hero-visual{position:relative;min-height:520px;display:flex;align-items:center;justify-content:center}.portrait-frame{width:min(430px,92%);aspect-ratio:4/5;border-radius:28px;overflow:hidden;background:#dfe5df;border:1px solid #d3dad5;box-shadow:0 30px 80px rgba(16,25,22,.14)}.portrait-frame img{width:100%;height:100%;display:block;object-fit:cover;object-position:center 28%}.floating-card{position:absolute;left:0;bottom:30px;background:white;border:1px solid var(--line);box-shadow:0 18px 45px rgba(20,30,25,.1);padding:16px 18px;border-radius:16px;display:flex;gap:12px;align-items:flex-start;font-size:13px}.floating-card span{color:#596269}.dot{width:9px;height:9px;background:var(--accent);border-radius:50%;margin-top:5px;display:block}
.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.metric-grid>div{padding:30px 24px;border-right:1px solid var(--line)}.metric-grid>div:last-child{border-right:0}.metric-grid strong{display:block;font:800 43px/1 "Manrope";letter-spacing:-.06em}.metric-grid span{display:block;color:var(--muted);font-size:13px;margin-top:9px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:100px;align-items:start}.body-copy{font-size:18px;color:#515960}.body-copy p{margin:0 0 20px}.capability-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);margin-top:65px;border:1px solid var(--line)}.capability-grid article{background:var(--paper);padding:30px;min-height:190px}.capability-grid span{font-size:12px;color:var(--accent);font-weight:700}.capability-grid h3{margin:25px 0 10px}.capability-grid p{color:var(--muted);font-size:14px;margin:0}
.section-dark{background:var(--dark);color:#f5f6f5}.section-head{display:flex;justify-content:space-between;gap:50px;align-items:end;margin-bottom:55px}.section-head>p{max-width:450px;color:#aeb8bc;margin:0}.case-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.case-card{padding:34px;border:1px solid #30383d;background:#171d21;min-height:310px;display:flex;flex-direction:column}.case-card.featured{grid-column:span 2;min-height:350px}.case-meta{display:flex;justify-content:space-between;color:#86cdb5;font-size:11px;letter-spacing:.14em;font-weight:700}.case-card h3{font-size:31px;margin:40px 0 15px;max-width:700px}.case-summary{color:#aeb8bc;max-width:650px}.case-stats{display:flex;gap:18px;align-items:baseline;margin-top:auto;padding-top:25px;flex-wrap:wrap}.case-stats b{font:800 30px/1 "Manrope";letter-spacing:-.05em}.case-stats span{font-size:12px;color:#879196;margin-right:10px}.case-card a{margin-top:22px;color:#86cdb5;font-weight:700;font-size:14px}
.case-detail{border-bottom:1px solid var(--line)}.section-alt{background:var(--alt)}.case-detail-grid{display:grid;grid-template-columns:34% 66%;gap:70px}.sticky-label{position:sticky;top:110px;align-self:start}.sticky-label h2{font-size:43px;margin-bottom:14px}.sticky-label span{color:var(--muted);font-size:14px}.detail-content{display:grid;grid-template-columns:1fr 1fr;gap:28px}.detail-block{padding:0 0 22px;border-bottom:1px solid var(--line)}.detail-block h3{font-size:16px;margin-bottom:9px}.detail-block p{color:#5b6369;margin:0;font-size:15px}.outcome{grid-column:1/-1;background:var(--accent-soft);padding:30px;border-left:3px solid var(--accent);margin-top:5px}.outcome span{display:block;color:var(--accent);font-size:11px;font-weight:800;letter-spacing:.15em}.outcome strong{display:block;font:800 29px/1.12 "Manrope";margin:12px 0}.outcome p{margin:0;color:#59635f;font-size:14px}
.process-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:1px;background:var(--line);border:1px solid var(--line);margin-top:0}.process-intro{grid-row:span 2;background:var(--paper);padding:35px}.process-intro h2{font-size:42px}.process-intro p{color:var(--muted);margin-top:22px}.process-step{background:var(--paper);padding:28px;min-height:190px}.process-step b{color:var(--accent);font-size:12px}.process-step h3{margin:25px 0 10px}.process-step p{margin:0;color:var(--muted);font-size:14px}
.timeline{margin-top:40px;border-top:1px solid #30383d}.timeline-row{display:grid;grid-template-columns:190px 1fr;gap:40px;padding:25px 0;border-bottom:1px solid #30383d}.timeline-row>span{color:#86cdb5;font-size:12px;font-weight:700}.timeline-row h3{font-size:25px}.timeline-row p{margin:7px 0 0;color:#aeb8bc}
.photo-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.photo-grid figure{margin:0;background:white;border:1px solid var(--line);overflow:hidden}.photo-grid img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}.photo-grid figcaption{padding:13px 14px;color:#626b71;font-size:12px}
.proof-head{margin-bottom:45px}.proof-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.proof-card{border:1px solid var(--line);padding:30px;background:white}.proof-icon{color:var(--accent);font-size:12px;font-weight:800}.proof-card h3{margin:24px 0 10px}.proof-card p{margin:0;color:#5b6369}.proof-card small{display:block;color:#8a9197;margin-top:18px;font-size:11px}
.contact{padding-top:90px}.contact-card{background:#e5eee9;border:1px solid #cbd9d2;padding:70px;border-radius:28px}.contact-card h2{max-width:850px}.contact-card>p:not(.eyebrow):not(.small-note){max-width:700px;color:#58625d;font-size:18px;margin:25px 0}.small-note{font-size:11px;color:#7c8781;margin-top:20px}.footer{border-top:1px solid var(--line);padding:25px 0;color:#7b8389;font-size:11px}.footer-inner{display:flex;justify-content:space-between;gap:20px}
@media(max-width:900px){.nav-links{display:none}.menu-btn{display:block}.hero-grid,.split,.case-detail-grid{grid-template-columns:1fr;gap:45px}.hero{padding-top:65px}.hero-visual{min-height:430px}.metric-grid{grid-template-columns:repeat(2,1fr)}.metric-grid>div:nth-child(2){border-right:0}.metric-grid>div:nth-child(-n+2){border-bottom:1px solid var(--line)}.capability-grid,.process-grid{grid-template-columns:1fr 1fr}.process-intro{grid-row:auto;grid-column:span 2}.case-card.featured{grid-column:span 2}.case-detail-grid{gap:35px}.sticky-label{position:static}.proof-grid{grid-template-columns:1fr}.section-head{display:block}.section-head>p{margin-top:20px}.detail-content{grid-template-columns:1fr}.outcome{grid-column:auto}.photo-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.container{width:min(var(--max),calc(100% - 32px))}.section{padding:78px 0}.section-tight{padding:30px 0}.nav{height:66px}.hero h1{font-size:44px}.hero-lede{font-size:17px}.hero-visual{min-height:380px}.floating-card{left:4%;bottom:12px}.metric-grid{grid-template-columns:1fr}.metric-grid>div{border-right:0!important;border-bottom:1px solid var(--line)}.metric-grid>div:last-child{border-bottom:0}.capability-grid,.process-grid,.case-grid,.photo-grid{grid-template-columns:1fr}.case-card.featured{grid-column:auto}.case-card h3{font-size:27px}.process-intro{grid-column:auto}.timeline-row{grid-template-columns:1fr;gap:8px}.contact-card{padding:40px 28px}.footer-inner{display:block}.footer-inner span{display:block;margin:4px 0}}
@media(max-width:900px){.nav-links.mobile-open{display:flex;flex-direction:column;position:absolute;top:66px;right:16px;background:var(--paper);padding:16px;border:1px solid var(--line);border-radius:14px;box-shadow:0 16px 40px rgba(0,0,0,.08);align-items:stretch;min-width:210px}.nav-links.mobile-open a{padding:8px 4px}.nav-links.mobile-open .nav-cta{text-align:center;margin-top:4px}}
.evidence-note{display:flex;gap:18px;align-items:flex-start;padding:18px 0 0;color:#747d83;font-size:11px}.evidence-note span{font-weight:800;letter-spacing:.12em;color:var(--accent);white-space:nowrap}.evidence-note p{margin:0;max-width:760px}.capability-intro{margin-top:50px;padding:18px 22px;border:1px solid var(--line);background:white;color:#586169;font-size:14px}.capability-intro p{margin:0}.capability-grid{margin-top:0}
@media(max-width:620px){.evidence-note{display:block}.evidence-note span{display:block;margin-bottom:6px}.capability-intro{margin-top:38px}}

/* V5 refinements */
.hero{position:relative;isolation:isolate;overflow:hidden;padding:58px 0 72px;min-height:0}
.hero::before{content:"";position:absolute;inset:-10%;z-index:-2;background-image:url('assets/altaaf-headshot.png');background-repeat:no-repeat;background-position:92% 46%;background-size:52% auto;filter:blur(24px);opacity:.18;transform:scale(1.05)}
.hero::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(251,250,247,.99) 0%,rgba(251,250,247,.94) 42%,rgba(251,250,247,.58) 73%,rgba(251,250,247,.82) 100%)}
.hero-grid{gap:54px;position:relative;z-index:1}
.hero-copy{padding:8px 0 0}
.hero-lede{max-width:680px}
.hero-visual{min-height:455px}
.portrait-frame{width:min(405px,90%);box-shadow:0 28px 70px rgba(16,25,22,.16)}
.metric-grid.career-metrics{grid-template-columns:repeat(5,1fr)}
.metric-grid.career-metrics>div{min-width:0}
.metric-grid.career-metrics strong{font-size:40px}
.case-visual,.case-visual-pair figure{margin:0}
.case-visual{grid-column:1/-1;margin-top:4px;background:#fff;border:1px solid var(--line);overflow:hidden}
.case-visual img{display:block;width:100%;aspect-ratio:16/7;object-fit:cover}
.case-visual figcaption{padding:12px 14px;color:#626b71;font-size:12px}
.case-visual-pair{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:14px}
.case-visual-pair .case-visual img{aspect-ratio:4/3}
.photo-grid-premium{grid-template-columns:repeat(3,1fr)}
.photo-grid-premium figure{border-radius:14px;box-shadow:0 10px 30px rgba(20,30,25,.05)}
.photo-grid-premium img{aspect-ratio:4/3}

@media(max-width:1100px){
  .hero-grid{gap:36px}
  .metric-grid.career-metrics{grid-template-columns:repeat(3,1fr)}
  .metric-grid.career-metrics>div:nth-child(3){border-right:0}
}
@media(max-width:900px){
  .hero{padding-top:46px}
  .hero::before{background-size:72% auto;background-position:100% 38%;opacity:.15}
  .hero-visual{min-height:430px}
  .metric-grid.career-metrics{grid-template-columns:repeat(2,1fr)}
  .metric-grid.career-metrics>div{border-right:1px solid var(--line)}
  .metric-grid.career-metrics>div:nth-child(2n){border-right:0}
  .case-visual-pair{grid-template-columns:1fr}
  .photo-grid-premium{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:620px){
  .hero{padding:38px 0 52px}
  .hero::before{background-size:125% auto;background-position:110% 35%;opacity:.11;filter:blur(18px)}
  .hero::after{background:linear-gradient(180deg,rgba(251,250,247,.98) 0%,rgba(251,250,247,.92) 56%,rgba(251,250,247,.74) 100%)}
  .hero-grid{gap:25px}
  .hero-visual{min-height:375px}
  .metric-grid.career-metrics{grid-template-columns:1fr}
  .metric-grid.career-metrics>div{border-right:0!important}
  .photo-grid-premium{grid-template-columns:1fr}
  .case-visual img{aspect-ratio:4/3}
}