/* Arci Investment — banca privada: navy + oro, serif Cormorant, trato formal. */
:root{
  --navy:#0B1424; --navy-2:#10203A; --ink:#1B2431; --ink-2:#4B5563; --muted:#6B7280;
  --gold:#C9A961; --gold-2:#E2C989; --gold-3:#A9863F;
  --cream:#F6F2EA; --cream-2:#EFE8DA; --line:#E4DCCB; --white:#fff;
  --serif:"Cormorant Garamond",Georgia,"Times New Roman",serif;
  --sans:"Source Sans 3",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--white);line-height:1.6;font-size:17px}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--serif);font-weight:600;line-height:1.1;margin:0 0 .5em;letter-spacing:.005em}
h1{font-size:clamp(2.6rem,6vw,4.6rem)}
h2{font-size:clamp(2rem,3.6vw,3rem)}
h3{font-size:1.45rem}
p{margin:0 0 1em}
.wrap{width:min(1120px,100% - 2.5rem);margin-inline:auto}
.center{text-align:center;max-width:720px;margin-inline:auto}
.muted{color:var(--muted)}
.eyebrow{font-family:var(--sans);text-transform:uppercase;letter-spacing:.24em;font-size:.72rem;font-weight:600;color:var(--gold-3);margin:0 0 1rem}
.eyebrow--gold{color:var(--gold)}
.lead{font-size:1.15rem;color:rgba(255,255,255,.82);max-width:62ch}
.lead--dark{color:var(--ink-2)}
.skip{position:absolute;left:-999px;top:8px;background:var(--gold);color:#111;padding:.5rem 1rem;z-index:100}
.skip:focus{left:8px}
.goldline{height:3px;background:linear-gradient(90deg,var(--gold-3),var(--gold-2),var(--gold-3))}

.btn{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--sans);font-weight:600;letter-spacing:.06em;text-transform:uppercase;font-size:.82rem;padding:.9rem 1.6rem;border:1px solid transparent;transition:background .2s,color .2s,border-color .2s,transform .15s}
.btn:hover{transform:translateY(-1px)}
.btn--gold{background:var(--gold);color:#111;border-color:var(--gold)}
.btn--gold:hover{background:var(--gold-2);border-color:var(--gold-2)}
.btn--ghost{color:#fff;border-color:rgba(255,255,255,.45)}
.btn--ghost:hover{border-color:#fff}
.btn--outline{color:var(--navy);border-color:var(--navy)}
.btn--outline:hover{background:var(--navy);color:#fff}
.btn--lg{padding:1.1rem 2rem;font-size:1rem;letter-spacing:.04em;text-transform:none}
.ico{width:1.2em;height:1.2em}

.brand{display:inline-flex;align-items:center;gap:.7rem}
.brand__logo{width:44px;height:auto}
.brand__name{font-family:var(--serif);font-size:1.35rem;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--navy)}
.brand__name span{font-weight:500;color:var(--gold-3)}

.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav__in{display:flex;align-items:center;justify-content:space-between;min-height:76px;gap:1rem}
.nav__links{display:none;gap:1.8rem;font-size:.9rem;font-weight:500;letter-spacing:.02em;color:var(--ink-2)}
.nav__links a{position:relative;padding:.3rem 0}
.nav__links a::after{content:"";position:absolute;left:0;right:0;bottom:0;height:1px;background:var(--gold);transform:scaleX(0);transition:transform .2s;transform-origin:left}
.nav__links a:hover::after{transform:scaleX(1)}
.nav__actions{display:flex;align-items:center;gap:.8rem}
.lang{display:inline-flex;border:1px solid var(--line)}
.lang button{border:0;background:transparent;font-family:var(--sans);font-weight:600;font-size:.75rem;letter-spacing:.08em;padding:.45rem .7rem;cursor:pointer;color:var(--muted)}
.lang button[aria-pressed="true"]{background:var(--navy);color:var(--gold-2)}
.burger{display:inline-flex;flex-direction:column;gap:6px;background:none;border:0;padding:8px;cursor:pointer}
.burger span{width:24px;height:1.5px;background:var(--navy);transition:transform .2s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3.75px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3.75px) rotate(-45deg)}
.mnav{display:none;flex-direction:column;background:#fff;border-top:1px solid var(--line)}
.mnav a{padding:1rem 1.25rem;border-bottom:1px solid var(--line);font-weight:500}
.mnav__cta{color:var(--gold-3);font-weight:700}
.mnav.is-open{display:flex}
@media (min-width:960px){.nav__links{display:flex}.burger,.mnav{display:none!important}}
@media (max-width:520px){.nav__actions .btn{display:none}}

.hero{background:radial-gradient(900px 500px at 50% -10%,rgba(201,169,97,.22),transparent 60%),linear-gradient(180deg,var(--navy) 0%,var(--navy-2) 100%);color:#fff;text-align:center;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:auto 0 0 0;height:1px;background:linear-gradient(90deg,transparent,rgba(201,169,97,.5),transparent)}
.hero__in{padding:4.5rem 0 5rem;display:flex;flex-direction:column;align-items:center}
.hero__mono{width:clamp(110px,14vw,160px);height:auto;margin-bottom:1.75rem;filter:drop-shadow(0 12px 30px rgba(0,0,0,.45))}
.hero .lead{margin-inline:auto;text-align:center}
.hero__cta{display:flex;flex-wrap:wrap;gap:1rem;justify-content:center;margin:1.75rem 0 3rem}
.pillars{list-style:none;padding:0;margin:0;display:grid;gap:1.25rem;width:100%;max-width:880px}
.pillars li{display:flex;flex-direction:column;gap:.15rem;padding:1.1rem 1rem;border-top:1px solid rgba(201,169,97,.5)}
.pillars strong{font-family:var(--serif);font-size:1.7rem;font-weight:600;color:var(--gold-2)}
.pillars span{font-size:.92rem;color:rgba(255,255,255,.75)}
@media (min-width:700px){.pillars{grid-template-columns:repeat(3,1fr)}.pillars li{border-top:0;border-left:1px solid rgba(201,169,97,.45);padding:.2rem 1.5rem}.pillars li:first-child{border-left:0}}

.sec{padding:5.5rem 0}
.sec--cream{background:var(--cream)}
.sec--navy{background:var(--navy);color:#fff}
.sec--navy h2{color:#fff}
.grid-2{display:grid;gap:3rem;align-items:center}
.grid-2--top{align-items:start}
@media (min-width:900px){.grid-2{grid-template-columns:1fr 1.15fr;gap:5rem}}

.principles{list-style:none;padding:0;margin:0;display:grid;gap:1.75rem}
.principles li{display:grid;grid-template-columns:auto 1fr;gap:1.25rem;padding-bottom:1.75rem;border-bottom:1px solid var(--line)}
.principles li:last-child{border-bottom:0;padding-bottom:0}
.rn{font-family:var(--serif);font-size:2rem;line-height:1;color:var(--gold-3);min-width:2.2rem;padding-top:.15rem}
.principles h3{margin-bottom:.35rem}
.principles p{color:var(--ink-2);margin:0}

.timeline{list-style:none;padding:0;margin:3rem 0 0;display:grid;gap:2rem;position:relative}
.timeline li{position:relative;padding-top:1.5rem}
.timeline__n{position:absolute;top:0;left:0;width:34px;height:34px;border-radius:50%;border:1px solid var(--gold);color:var(--gold-3);font-family:var(--serif);font-size:1.15rem;display:grid;place-items:center;background:#fff;transform:translateY(-50%)}
.timeline li{border-top:1px solid var(--line);padding-top:2rem}
.timeline p{color:var(--ink-2);margin:0}
@media (min-width:860px){.timeline{grid-template-columns:repeat(3,1fr);gap:3rem}.timeline li{border-top:1px solid var(--line)}}

.glossary{margin:3rem 0 0;display:grid;gap:0;border-top:1px solid rgba(201,169,97,.35)}
.glossary>div{display:grid;gap:.35rem;padding:1.5rem 0;border-bottom:1px solid rgba(201,169,97,.25)}
.glossary dt{font-family:var(--serif);font-size:1.5rem;color:var(--gold-2)}
.glossary dd{margin:0;color:rgba(255,255,255,.8);max-width:62ch}
@media (min-width:860px){.glossary>div{grid-template-columns:1fr 2fr;gap:2rem;align-items:baseline}}

.reqs{list-style:none;padding:0;margin:1.5rem 0 0;display:grid;gap:1rem}
.reqs li{position:relative;padding-left:2rem;color:var(--ink-2)}
.reqs li::before{content:"";position:absolute;left:0;top:.62em;width:14px;height:1px;background:var(--gold-3)}
.faq{display:grid;gap:.5rem;margin-top:1.5rem}
.faq details{border-bottom:1px solid var(--line);padding:0 0 .25rem}
.faq summary{cursor:pointer;list-style:none;display:flex;justify-content:space-between;gap:1rem;font-family:var(--serif);font-size:1.25rem;font-weight:600;padding:1rem 0}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--gold-3);font-family:var(--sans);font-weight:300;font-size:1.5rem;line-height:1}
.faq details[open] summary::after{content:"−"}
.faq details p{color:var(--ink-2);margin:0 0 1rem}

.contact{background:linear-gradient(180deg,var(--navy-2),var(--navy));color:#fff;text-align:center;position:relative;overflow:hidden;padding:6rem 0}
.contact__wm{position:absolute;right:-6%;bottom:-18%;width:min(520px,60vw);opacity:.07;pointer-events:none}
.contact__in{position:relative;display:flex;flex-direction:column;align-items:center}
.contact__in .lead{text-align:center;margin-inline:auto}
.contact__note{margin-top:1rem;color:rgba(255,255,255,.65);font-size:.9rem;letter-spacing:.06em;text-transform:uppercase}
.contact__box{margin-top:2.5rem;border:1px solid rgba(201,169,97,.35);padding:1.5rem 2rem;text-align:left;max-width:520px}
.contact__box h3{color:var(--gold-2);font-size:1.3rem;margin-bottom:.6rem}
.contact__box ul{margin:0;padding-left:1.1rem;color:rgba(255,255,255,.85)}
.contact__box li{margin:.3rem 0}

.foot{background:#fff;padding:3rem 0 2rem;font-size:.9rem;color:var(--ink-2)}
.foot__top{display:grid;gap:1rem;align-items:center;margin-bottom:1.5rem}
.foot__tag{margin:0;letter-spacing:.06em;text-transform:uppercase;font-size:.72rem;color:var(--muted)}
.foot__links{display:flex;flex-wrap:wrap;gap:1.25rem}
.foot__links a:hover{color:var(--gold-3)}
.foot__legal{font-size:.78rem;line-height:1.6;color:var(--muted);max-width:100ch;border-top:1px solid var(--line);padding-top:1.25rem}
.foot__copy{margin:.75rem 0 0;color:var(--muted)}
@media (min-width:900px){.foot__top{grid-template-columns:auto 1fr auto}.foot__tag{text-align:center}}

.reveal{opacity:0;transform:translateY(14px);transition:opacity .7s ease,transform .7s ease}
.reveal.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}.btn{transition:none}}

@media (max-width:600px){.brand__name{font-size:1rem;letter-spacing:.04em;white-space:nowrap}.brand__logo{width:34px}}