/* Marsa LLC — quiet institutional. Marcellus display, Archivo text. */
:root{
  --navy:#0B1826;
  --navy-2:#0F2033;
  --ink:#151C26;
  --ivory:#F4F1EA;
  --stone:#E7E3D9;
  --mist:#93A0AF;
  --slate:#43505F;
  --brass:#A98F60;
  --brass-soft:rgba(169,143,96,.38);
  --line-dark:rgba(169,143,96,.28);
  --line-light:rgba(21,28,38,.14);
  --serif:'Marcellus',serif;
  --sans:'Archivo',sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--sans);font-weight:300;color:var(--ink);background:var(--ivory);line-height:1.7;font-size:17px;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--brass);color:#fff}

h1,h2,h3,.serif{font-family:var(--serif);font-weight:400;line-height:1.12;letter-spacing:.01em}
.hero-title{font-size:clamp(2.6rem,6vw,4.9rem)}
.section-title{font-size:clamp(1.9rem,3.6vw,3.1rem);max-width:17em}
.page-title{font-size:clamp(2.4rem,5vw,4.2rem)}

.overline{font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.34em;text-transform:uppercase;color:var(--brass);display:flex;align-items:center;gap:1.1rem}
.overline::after{content:"";height:1px;width:3.2rem;background:var(--brass-soft)}
.dark .overline{color:var(--brass)}

.wrap{max-width:1180px;margin:0 auto;padding:0 6vw}
section{padding:7.5rem 0}
.dark{background:var(--navy);color:var(--ivory)}
.dark p{color:#C8CFD8}
p.lede{font-size:clamp(1.05rem,1.6vw,1.3rem);line-height:1.85;color:var(--slate);max-width:46em}
.dark p.lede{color:#C8CFD8}
p.muted{color:var(--slate)}

/* ---------- header ---------- */
header{position:fixed;inset:0 0 auto 0;z-index:50;transition:background .45s ease,border-color .45s ease,padding .45s ease;border-bottom:1px solid transparent;padding:1.6rem 0}
header.solid{background:rgba(11,24,38,.96);border-bottom:1px solid var(--line-dark);padding:1rem 0;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.nav{display:flex;align-items:center;justify-content:space-between}
.wordmark{font-family:var(--serif);font-size:1.3rem;letter-spacing:.42em;color:var(--ivory);display:flex;align-items:center;gap:.7rem}
.wordmark svg{flex:none}
.nav-links{display:flex;gap:2.6rem;list-style:none}
.nav-links a{font-size:.72rem;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:#C4CBD4;padding-bottom:.35rem;border-bottom:1px solid transparent;transition:color .3s,border-color .3s}
.nav-links a:hover,.nav-links a.active{color:var(--ivory);border-color:var(--brass)}
.burger{display:none;background:none;border:none;cursor:pointer;width:34px;height:22px;position:relative;z-index:60}
.burger span{position:absolute;left:0;width:100%;height:1px;background:var(--ivory);transition:.35s}
.burger span:nth-child(1){top:2px}.burger span:nth-child(2){top:11px}.burger span:nth-child(3){top:20px}
body.menu-open .burger span:nth-child(1){top:11px;transform:rotate(45deg)}
body.menu-open .burger span:nth-child(2){opacity:0}
body.menu-open .burger span:nth-child(3){top:11px;transform:rotate(-45deg)}
.mobile-menu{position:fixed;inset:0;background:var(--navy);z-index:55;display:flex;flex-direction:column;justify-content:center;padding:0 10vw;gap:2.2rem;opacity:0;pointer-events:none;transition:opacity .4s}
body.menu-open .mobile-menu{opacity:1;pointer-events:auto}
.mobile-menu a{font-family:var(--serif);font-size:2rem;color:var(--ivory);border-bottom:1px solid var(--line-dark);padding-bottom:1.2rem}
.mobile-menu a em{font-family:var(--sans);font-style:normal;font-size:.7rem;letter-spacing:.3em;color:var(--brass);display:block;margin-bottom:.5rem}

/* ---------- hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;color:var(--ivory);background:var(--navy)}
.hero-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.82)}
.hero-veil{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,24,38,.55) 0%,rgba(11,24,38,.25) 40%,rgba(11,24,38,.88) 100%)}
.hero-inner{position:relative;width:100%;padding-bottom:9rem}
.hero .overline{margin-bottom:2rem}
.hero p.lede{margin-top:1.8rem;color:#C8CFD8}
.hero-ctas{margin-top:3rem;display:flex;gap:1.2rem;flex-wrap:wrap}
.scroll-cue{position:absolute;bottom:0;left:50%;width:1px;height:5.5rem;background:linear-gradient(180deg,transparent,var(--brass));animation:cue 2.6s ease-in-out infinite}
@keyframes cue{0%,100%{opacity:.25}50%{opacity:.9}}
@media (prefers-reduced-motion:reduce){.scroll-cue{animation:none}}

/* page hero (interior) */
.page-hero{position:relative;min-height:52vh;display:flex;align-items:flex-end;color:var(--ivory);background:var(--navy);padding-bottom:4.5rem}
.page-hero .overline{margin-bottom:1.6rem}
.page-hero p.lede{margin-top:1.4rem;max-width:38em;color:#C8CFD8;text-shadow:0 1px 12px rgba(11,24,38,.45)}

/* ---------- buttons ---------- */
.btn{display:inline-block;font-family:var(--sans);font-weight:500;font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;padding:1.05rem 2.3rem;border:1px solid var(--brass);color:var(--ivory);background:transparent;transition:background .35s,color .35s;cursor:pointer}
.btn:hover{background:var(--brass);color:var(--navy)}
.btn.ghost{border-color:rgba(244,241,234,.35)}
.btn.ghost:hover{background:var(--ivory);color:var(--navy);border-color:var(--ivory)}
.light-ctx .btn{color:var(--ink)}
.light-ctx .btn:hover{color:var(--ivory);background:var(--navy);border-color:var(--navy)}
.textlink{font-weight:500;font-size:.72rem;letter-spacing:.3em;text-transform:uppercase;color:var(--brass);border-bottom:1px solid var(--brass-soft);padding-bottom:.4rem;transition:border-color .3s}
.textlink:hover{border-color:var(--brass)}

/* ---------- layout blocks ---------- */
.split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:4.5rem;align-items:start}
.split .overline{margin-bottom:1.6rem}
.statement{padding:8.5rem 0}
.statement .section-title{margin:2rem 0 2.2rem}

/* pillars grid */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line-light);border-left:1px solid var(--line-light);margin-top:4rem}
.dark .pillars{border-color:var(--line-dark)}
.pillar{border-right:1px solid var(--line-light);border-bottom:1px solid var(--line-light);padding:2.6rem 2.2rem;transition:background .4s}
.dark .pillar{border-color:var(--line-dark)}
.pillar:hover{background:rgba(169,143,96,.06)}
.pillar .num{font-family:var(--serif);font-size:.95rem;color:var(--brass);letter-spacing:.15em;display:block;margin-bottom:1.4rem}
.pillar h3{font-size:1.25rem;margin-bottom:.8rem}
.pillar p{font-size:.92rem;color:var(--slate)}
.dark .pillar p{color:#AEB7C2}

/* image band */
.band{position:relative;min-height:72vh;display:flex;align-items:center;color:var(--ivory)}
.band .band-bg{position:absolute;inset:0;background-size:cover;background-position:center;filter:saturate(.8)}
.band .band-veil{position:absolute;inset:0;background:linear-gradient(90deg,rgba(11,24,38,.92) 0%,rgba(11,24,38,.55) 55%,rgba(11,24,38,.3) 100%)}
.band .wrap{position:relative}
.band .section-title{margin:1.8rem 0 1.6rem}
.band p{max-width:34em;color:#C8CFD8}

/* alternating capability rows */
.cap{display:grid;grid-template-columns:1fr 1fr;gap:5rem;align-items:center;padding:5.5rem 0;border-top:1px solid var(--line-light)}
.cap:first-of-type{border-top:none}
.cap .media{aspect-ratio:4/3;background-size:cover;background-position:center;filter:saturate(.85)}
.cap .num{font-family:var(--serif);color:var(--brass);font-size:1rem;letter-spacing:.15em;display:block;margin-bottom:1.2rem}
.cap h2{font-size:clamp(1.6rem,2.6vw,2.3rem);margin-bottom:1.3rem}
.cap p{color:var(--slate);max-width:34em}
.cap.rev .media{order:2}
.cap .media.tint{background-color:var(--navy);position:relative}

/* principles (approach) */
.principle{display:grid;grid-template-columns:minmax(0,3fr) minmax(0,8fr);gap:3.5rem;padding:4.2rem 0;border-top:1px solid var(--line-light);align-items:baseline}
.principle:first-of-type{border-top:1px solid var(--line-light)}
.principle .num{font-family:var(--serif);font-size:clamp(2.4rem,4vw,3.6rem);color:var(--brass);line-height:1}
.principle h3{font-size:clamp(1.4rem,2.2vw,1.9rem);margin-bottom:1rem}
.principle p{color:var(--slate);max-width:40em}

/* vision / mission */
.vm{display:grid;grid-template-columns:1fr 1fr;gap:0;border:1px solid var(--line-dark);margin-top:4rem}
.vm > div{padding:3.4rem 3rem}
.vm > div:first-child{border-right:1px solid var(--line-dark)}
.vm h3{font-size:1.5rem;margin:1.4rem 0 1.2rem}
.vm p{color:#C8CFD8;font-size:.98rem}

/* values */
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-top:1px solid var(--line-light);border-left:1px solid var(--line-light);margin-top:4rem}
.value{border-right:1px solid var(--line-light);border-bottom:1px solid var(--line-light);padding:2.8rem 2.2rem}
.value .num{font-family:var(--serif);color:var(--brass);font-size:.9rem;display:block;margin-bottom:1.2rem}
.value h3{font-size:1.2rem}

/* CTA band */
.cta{padding:8rem 0;text-align:center}
.cta .section-title{margin:1.8rem auto 2.6rem}
.cta .overline{justify-content:center}
.cta .overline::after{display:none}
.cta .overline::before{content:"";height:1px;width:3.2rem;background:var(--brass-soft)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:5rem}
.contact-meta{display:flex;flex-direction:column;gap:2.4rem}
.contact-meta .item span{display:block;font-size:.68rem;font-weight:500;letter-spacing:.3em;text-transform:uppercase;color:var(--brass);margin-bottom:.6rem}
.contact-meta .item a{border-bottom:1px solid var(--line-light)}
form .field{margin-bottom:1.9rem}
form label{display:block;font-size:.68rem;font-weight:500;letter-spacing:.3em;text-transform:uppercase;color:var(--slate);margin-bottom:.7rem}
form input,form textarea,form select{width:100%;background:transparent;border:none;border-bottom:1px solid var(--line-light);padding:.7rem 0;font-family:var(--sans);font-size:1.05rem;color:var(--ink);transition:border-color .3s;border-radius:0}
form input:focus,form textarea:focus,form select:focus{outline:none;border-color:var(--brass)}
form textarea{resize:vertical;min-height:8rem}
.form-note{font-size:.85rem;color:var(--mist);margin-top:1.4rem}
.form-thanks{display:none;border:1px solid var(--brass-soft);padding:3rem;text-align:center}
.form-thanks h3{margin-bottom:1rem;font-size:1.5rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.field.error input,.field.error textarea{border-color:#B3502E}
.field .err{display:none;color:#B3502E;font-size:.78rem;margin-top:.5rem}
.field.error .err{display:block}

/* ---------- footer ---------- */
footer{background:var(--navy);color:var(--ivory);padding:5.5rem 0 3rem;border-top:1px solid var(--line-dark)}
.foot-grid{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,4fr) minmax(0,3fr);gap:3rem;padding-bottom:3.5rem;border-bottom:1px solid var(--line-dark)}
.foot-grid .tagline{font-family:var(--serif);font-size:1.25rem;margin-top:1.4rem;color:#C8CFD8}
.foot-links{list-style:none;display:flex;flex-direction:column;gap:1rem}
.foot-links a{font-size:.72rem;font-weight:500;letter-spacing:.26em;text-transform:uppercase;color:#AEB7C2;transition:color .3s}
.foot-links a:hover{color:var(--ivory)}
.foot-meta{font-size:.85rem;color:#8C97A4;display:flex;flex-direction:column;gap:.9rem}
.foot-meta a{color:#C8CFD8;border-bottom:1px solid var(--line-dark)}
.foot-base{display:flex;justify-content:space-between;gap:2rem;padding-top:2.6rem;font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:#66727F;flex-wrap:wrap}

/* ---------- reveal ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s cubic-bezier(.16,1,.3,1),transform .9s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.12s}.d2{transition-delay:.24s}.d3{transition-delay:.36s}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .split,.contact-grid,.cap,.cap.rev{grid-template-columns:1fr;gap:2.6rem}
  .cap.rev .media{order:0}
  .pillars{grid-template-columns:1fr 1fr}
  .values{grid-template-columns:1fr 1fr}
  .vm{grid-template-columns:1fr}
  .vm > div:first-child{border-right:none;border-bottom:1px solid var(--line-dark)}
  .principle{grid-template-columns:1fr;gap:1.2rem}
  .foot-grid{grid-template-columns:1fr}
}
@media (max-width:720px){
  .nav-links{display:none}
  .burger{display:block}
  section{padding:5rem 0}
  .statement{padding:5.5rem 0}
  .pillars,.values{grid-template-columns:1fr}
  .hero-inner{padding-bottom:7rem}
}