/* =============================================================
   The Silo Fund — global stylesheet
   Hand-written for Cloudflare Pages. No build step.
   ============================================================= */

:root{
  /* Brand palette — base is near-black for a uniform look with the
     LinkedIn / Instagram presence. Change these three and the whole
     site shifts together. */
  --navy:      #0A0E16;   /* primary background (near-black) */
  --navy-2:    #131A28;   /* panels / cards */
  --navy-3:    #05070C;   /* deep shade for gradients */
  --gold:      #C9A227;   /* accent, used sparingly */
  --gold-hi:   #E8C158;   /* gold hover */
  --ink:       #F5F6F8;   /* off-white text */
  --muted:     #8A93A3;   /* secondary text */

  --line:      rgba(245,246,248,.10);
  --line-soft: rgba(245,246,248,.06);
  --gold-soft: rgba(201,162,39,.14);
  --gold-line: rgba(201,162,39,.35);

  --sans:    "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --display: "Space Grotesk", "Inter", system-ui, sans-serif;

  --wrap: 1160px;
  --pad:  clamp(22px, 5vw, 40px);

  --ease: cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{ box-sizing:border-box; }

html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }

body{
  margin:0;
  background:var(--navy);
  color:var(--ink);
  font-family:var(--sans);
  font-size:17px;
  line-height:1.7;
  font-weight:400;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}

img{ max-width:100%; display:block; }

a{ color:inherit; text-decoration:none; }

::selection{ background:var(--gold); color:var(--navy-3); }

/* ---------- Layout helpers ---------- */
.wrap{ width:100%; max-width:var(--wrap); margin-inline:auto; padding-inline:var(--pad); }

.section{ padding-block:clamp(64px, 9vw, 128px); position:relative; }
.section--tight{ padding-block:clamp(48px, 6vw, 88px); }
.section--panel{ background:linear-gradient(180deg, var(--navy-3), var(--navy)); }
.section-divider{ border-top:1px solid var(--line-soft); }

.measure{ max-width:68ch; }
.measure-narrow{ max-width:56ch; }
.center{ text-align:center; }
.mx-auto{ margin-inline:auto; }

/* ---------- Typography ---------- */
h1,h2,h3,h4{ font-family:var(--display); font-weight:600; line-height:1.08; letter-spacing:-.02em; margin:0; }

.display{
  font-size:clamp(2.7rem, 7vw, 5rem);
  font-weight:700;
  letter-spacing:-.03em;
  line-height:1.02;
}
h2.h-lg{ font-size:clamp(1.9rem, 3.6vw, 2.9rem); }
h3.h-md{ font-size:clamp(1.3rem, 2.2vw, 1.65rem); letter-spacing:-.01em; }

p{ margin:0 0 1.15em; }
p:last-child{ margin-bottom:0; }
strong{ color:var(--ink); font-weight:600; }

.lead{ font-size:clamp(1.12rem, 1.6vw, 1.3rem); line-height:1.65; color:#D6DBE4; }
.muted{ color:var(--muted); }

/* Eyebrow / section label */
.eyebrow{
  display:inline-flex; align-items:center; gap:.7em;
  font-family:var(--display);
  font-size:.78rem; font-weight:600;
  letter-spacing:.22em; text-transform:uppercase;
  color:var(--gold);
  margin:0 0 1.3rem;
}
.eyebrow::before{
  content:""; width:26px; height:1px; background:var(--gold); display:inline-block; opacity:.8;
}
.center .eyebrow{ justify-content:center; }

.gold{ color:var(--gold); }

/* Thin decorative rule */
.rule{ width:56px; height:2px; background:var(--gold); border:0; margin:1.6rem 0; }
.center .rule{ margin-inline:auto; }

/* ---------- Buttons ---------- */
.btn{
  --btn-fg:var(--navy-3);
  display:inline-flex; align-items:center; gap:.6em;
  font-family:var(--display); font-weight:600; font-size:.98rem; letter-spacing:.01em;
  padding:.82em 1.6em;
  border-radius:2px;
  border:1px solid transparent;
  cursor:pointer;
  transition:background .25s var(--ease), color .25s var(--ease),
             border-color .25s var(--ease), transform .25s var(--ease);
  white-space:nowrap;
}
.btn .arrow{ transition:transform .25s var(--ease); }
.btn:hover .arrow{ transform:translateX(4px); }

.btn-gold{ background:var(--gold); color:var(--navy-3); }
.btn-gold:hover{ background:var(--gold-hi); transform:translateY(-1px); }

.btn-ghost{ background:transparent; color:var(--ink); border-color:var(--line); }
.btn-ghost:hover{ border-color:var(--gold); color:var(--gold); }

/* Nav Apply — a real link styled as a gold-outline button */
.btn-apply{ background:transparent; color:var(--gold); border-color:var(--gold-line); padding:.6em 1.5em; }
.btn-apply:hover{ background:var(--gold); color:var(--navy-3); border-color:var(--gold); transform:translateY(-1px); }

.btn-lg{ padding:1em 2em; font-size:1.05rem; }

/* Disabled Apply (not yet live) */
.btn.is-disabled,
a.btn[aria-disabled="true"]{
  background:transparent;
  color:var(--muted);
  border-color:var(--line);
  cursor:not-allowed;
  position:relative;
}
.btn.is-disabled:hover{ transform:none; border-color:var(--line); color:var(--muted); }

/* ---------- Header / nav ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(10,14,22,.78);
  backdrop-filter:saturate(150%) blur(14px);
  -webkit-backdrop-filter:saturate(150%) blur(14px);
  border-bottom:1px solid var(--line-soft);
}
.nav-inner{ display:flex; align-items:center; justify-content:space-between; height:74px; gap:24px; }

.brand{ display:inline-flex; align-items:center; gap:14px; }
.brand-mark{ height:30px; width:auto; }
.brand-name{
  font-family:var(--display); font-weight:600; font-size:1.02rem;
  letter-spacing:.01em; color:var(--ink); white-space:nowrap;
}

.nav{ display:flex; align-items:center; gap:6px; }
.nav a.nav-link{
  position:relative;
  font-size:.96rem; color:var(--ink);
  padding:.55em .95em;
  letter-spacing:.01em;
  transition:color .2s var(--ease);
}
.nav a.nav-link::after{
  content:""; position:absolute; left:.95em; right:.95em; bottom:.28em; height:1px;
  background:var(--gold); transform:scaleX(0); transform-origin:left; opacity:0;
  transition:transform .28s var(--ease), opacity .28s var(--ease);
}
.nav a.nav-link:hover{ color:var(--gold); }
.nav a.nav-link:hover::after{ transform:scaleX(1); opacity:1; }
.nav a.nav-link.is-active{ color:var(--gold); }
.nav a.nav-link.is-active::after{ transform:scaleX(1); opacity:.6; }

.nav .btn-apply{ margin-left:12px; }

/* Mobile menu (CSS-only) */
.nav-toggle{ display:none; }
.nav-burger{
  display:none;
  width:44px; height:44px; border:1px solid var(--line); border-radius:2px;
  background:transparent; cursor:pointer; align-items:center; justify-content:center;
  flex-direction:column; gap:5px;
}
.nav-burger span{ display:block; width:20px; height:1.5px; background:var(--ink); transition:.3s var(--ease); }

/* ---------- Hero ---------- */
.hero{
  position:relative; overflow:hidden;
  min-height:min(88vh, 820px);
  display:flex; align-items:center;
  border-bottom:1px solid var(--line-soft);
}
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media video,
.hero-media img{ width:100%; height:100%; object-fit:cover; }
/* Navy placeholder backdrop (used until the skyline video is sourced) */
.hero-placeholder{
  position:absolute; inset:0; z-index:0;
  background:
    radial-gradient(120% 90% at 78% 8%, rgba(201,162,39,.10), transparent 55%),
    radial-gradient(120% 120% at 20% 100%, rgba(19,26,40,.9), transparent 60%),
    linear-gradient(180deg, var(--navy-3), var(--navy) 55%, var(--navy-3));
}
.hero-placeholder::before{
  /* faint architectural grid, evoking a skyline */
  content:""; position:absolute; inset:0; opacity:.5;
  background-image:
    linear-gradient(to right, rgba(245,246,248,.035) 1px, transparent 1px);
  background-size:64px 100%;
  -webkit-mask-image:linear-gradient(180deg, transparent, #000 40%, #000 78%, transparent);
          mask-image:linear-gradient(180deg, transparent, #000 40%, #000 78%, transparent);
}
.hero-placeholder::after{
  content:""; position:absolute; left:0; right:0; bottom:0; height:42%;
  background:linear-gradient(180deg, transparent, rgba(5,7,12,.9));
}
.hero-scrim{
  position:absolute; inset:0; z-index:1;
  background:linear-gradient(180deg, rgba(5,7,12,.35), rgba(5,7,12,.62));
}
.hero-content{ position:relative; z-index:2; padding-block:clamp(90px,14vh,150px); width:100%; }
.hero h1{ margin:0 0 1.1rem; }
.hero .tagline{
  font-family:var(--display); font-weight:500;
  font-size:clamp(1.05rem, 2.4vw, 1.55rem);
  letter-spacing:.02em; color:var(--ink); margin:0 0 1.6rem;
}
.hero .tagline .dot{ color:var(--gold); margin:0 .35em; }
.hero .hero-sub{ max-width:46ch; color:#CDD3DD; font-size:1.12rem; margin:0 0 2.2rem; }
.hero-cta{ display:flex; flex-wrap:wrap; gap:16px; align-items:center; }

/* ---------- Stat strip ---------- */
.statstrip{
  border-top:1px solid var(--line); border-bottom:1px solid var(--line);
  background:var(--navy-3);
}
.statstrip .wrap{
  display:flex; flex-wrap:wrap; align-items:center; justify-content:center; gap:clamp(18px,4vw,54px);
  padding-block:22px;
}
.stat{ display:inline-flex; align-items:baseline; gap:.6em; font-family:var(--display); }
.stat b{ color:var(--gold); font-weight:700; font-size:1.15rem; }
.stat span{ color:var(--muted); letter-spacing:.06em; text-transform:uppercase; font-size:.82rem; }
.statstrip .sep{ color:var(--line); }

/* ---------- Pull quote ---------- */
.pullquote{ text-align:center; padding-block:clamp(56px,8vw,104px); }
.pullquote blockquote{
  margin:0; font-family:var(--display); font-weight:500;
  font-size:clamp(1.7rem, 4.5vw, 3.1rem); line-height:1.2; letter-spacing:-.02em;
  color:var(--ink);
}
.pullquote .mark{ color:var(--gold); }
.pullquote figcaption{ margin-top:1.4rem; color:var(--muted); font-size:.85rem; letter-spacing:.18em; text-transform:uppercase; }

/* ---------- Process / steps ---------- */
.steps{ display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line-soft); border:1px solid var(--line-soft); }
.step{
  background:var(--navy); padding:clamp(24px,3vw,34px);
  transition:background .3s var(--ease);
}
.step:hover{ background:var(--navy-2); }
.step .num{ font-family:var(--display); font-weight:700; font-size:1.05rem; color:var(--gold); letter-spacing:.04em; }
.step .num::after{ content:""; display:block; width:24px; height:2px; background:var(--gold-line); margin:14px 0 18px; }
.step h3{ font-size:1.2rem; margin:0 0 .5rem; }
.step p{ color:var(--muted); font-size:.96rem; line-height:1.6; margin:0; }

/* Vertical numbered process (used on Strategy / Apply) */
.flow{ display:grid; gap:0; border-top:1px solid var(--line-soft); }
.flow-item{
  display:grid; grid-template-columns:auto 1fr; gap:clamp(20px,4vw,48px);
  padding-block:clamp(24px,3.5vw,38px);
  border-bottom:1px solid var(--line-soft);
  align-items:start;
}
.flow-item .idx{ font-family:var(--display); font-weight:700; color:var(--gold); font-size:1.3rem; padding-top:.1em; min-width:2.2ch; }
.flow-item h3{ font-size:1.35rem; margin:0 0 .5rem; }
.flow-item p{ color:var(--muted); margin:0; max-width:70ch; }

/* ---------- Sleeves ---------- */
.sleeves{ display:grid; gap:18px; }
.sleeve{
  background:var(--navy-2);
  border:1px solid var(--line-soft);
  border-left:2px solid var(--gold);
  border-radius:3px;
  padding:clamp(24px,3vw,34px);
  display:grid; grid-template-columns:1fr auto; gap:8px 24px; align-items:start;
  transition:transform .3s var(--ease), border-color .3s var(--ease);
}
.sleeve:hover{ transform:translateY(-2px); }
.sleeve h3{ font-size:1.3rem; margin:0; }
.sleeve .alloc{
  font-family:var(--display); font-weight:700; color:var(--gold);
  font-size:1.5rem; letter-spacing:-.01em; text-align:right; white-space:nowrap;
}
.sleeve p{ grid-column:1 / -1; color:var(--muted); margin:.4rem 0 0; max-width:75ch; }

/* ---------- Generic cards / feature grid ---------- */
.grid{ display:grid; gap:22px; }
.grid-2{ grid-template-columns:repeat(2,1fr); }
.grid-3{ grid-template-columns:repeat(3,1fr); }

.card{
  background:var(--navy-2);
  border:1px solid var(--line-soft);
  border-radius:4px;
  padding:clamp(26px,3vw,36px);
  transition:transform .3s var(--ease), border-color .3s var(--ease);
}
.card:hover{ transform:translateY(-3px); border-color:var(--gold-line); }
.card h3{ font-size:1.2rem; margin:0 0 .6rem; }
.card p{ color:var(--muted); margin:0; }
.card .kicker{ color:var(--gold); font-family:var(--display); font-weight:600; letter-spacing:.14em; text-transform:uppercase; font-size:.74rem; display:block; margin-bottom:.8rem; }

/* ---------- Split feature (image/text or text/text) ---------- */
.split{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:clamp(32px,6vw,80px); align-items:center; }
.split .eyebrow{ margin-bottom:1rem; }

/* ---------- Team ---------- */
.people{ display:grid; grid-template-columns:repeat(2,1fr); gap:26px; }
.person{
  background:var(--navy-2); border:1px solid var(--line-soft); border-radius:4px;
  padding:clamp(28px,3.4vw,40px);
  transition:border-color .3s var(--ease), transform .3s var(--ease);
}
.person:hover{ border-color:var(--gold-line); transform:translateY(-3px); }
.person .role{ color:var(--gold); font-family:var(--display); font-weight:600; letter-spacing:.1em; text-transform:uppercase; font-size:.76rem; }
.person h3{ font-size:1.5rem; margin:.5rem 0 1rem; }
.person p{ color:var(--muted); margin:0 0 1.1rem; }
.person .focus{ border-top:1px solid var(--line-soft); padding-top:1rem; font-size:.9rem; color:#B7BEC9; }
.person .focus b{ color:var(--gold); font-weight:600; letter-spacing:.08em; text-transform:uppercase; font-size:.72rem; display:block; margin-bottom:.4rem; }

.person--placeholder{
  border-style:dashed; border-color:var(--line); background:transparent;
  display:flex; flex-direction:column; justify-content:center; text-align:center; min-height:220px;
}
.person--placeholder .role{ color:var(--muted); }
.person--placeholder h3{ color:var(--muted); font-weight:500; }

/* ---------- Checklist (what we look for) ---------- */
.traits{ display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line-soft); border:1px solid var(--line-soft); }
.trait{ background:var(--navy); padding:clamp(24px,3vw,32px); }
.trait h3{ display:flex; align-items:center; gap:.7em; font-size:1.12rem; margin:0 0 .6rem; }
.trait h3::before{ content:""; width:8px; height:8px; background:var(--gold); border-radius:50%; flex:none; }
.trait p{ color:var(--muted); margin:0; font-size:.96rem; }

/* ---------- Notes / callouts ---------- */
.note{
  border:1px solid var(--gold-line);
  background:var(--gold-soft);
  border-radius:4px; padding:clamp(20px,3vw,28px);
  color:#E7DEC4;
}
.note .eyebrow{ color:var(--gold); margin-bottom:.6rem; }

.tag{
  display:inline-block; font-family:var(--display); font-size:.72rem; font-weight:600;
  letter-spacing:.16em; text-transform:uppercase; color:var(--gold);
  border:1px solid var(--gold-line); border-radius:100px; padding:.4em 1em;
}

/* ---------- Big CTA band ---------- */
.cta-band{ text-align:center; background:linear-gradient(180deg, var(--navy), var(--navy-3)); border-top:1px solid var(--line-soft); }
.cta-band h2{ margin:0 0 1rem; }
.cta-band p{ color:var(--muted); max-width:52ch; margin:0 auto 2rem; }

/* ---------- Page hero (interior pages) ---------- */
.page-hero{
  position:relative;
  padding-block:clamp(72px,11vw,140px) clamp(48px,6vw,72px);
  background:
    radial-gradient(120% 120% at 85% 0%, rgba(201,162,39,.08), transparent 55%),
    linear-gradient(180deg, var(--navy-3), var(--navy));
  border-bottom:1px solid var(--line-soft);
}
.page-hero h1{ font-size:clamp(2.3rem, 5.5vw, 4rem); font-weight:700; letter-spacing:-.03em; margin:0; }
.page-hero .lead{ margin-top:1.4rem; max-width:60ch; }

/* ---------- Footer ---------- */
.site-footer{ background:var(--navy-3); border-top:1px solid var(--line-soft); padding-block:44px; }
.footer-top{ display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:20px 32px; }
.footer-brand{ display:flex; align-items:center; gap:12px; }
.footer-brand img{ height:24px; }
.footer-copy{ color:var(--muted); font-size:.9rem; margin:0; letter-spacing:.01em; }

.footer-contact{ display:flex; flex-wrap:wrap; align-items:center; gap:14px; }
.footer-contact .sep{ color:var(--line); }
.social{
  display:inline-flex; width:34px; height:34px; align-items:center; justify-content:center;
  border:1px solid var(--line); border-radius:50%; color:var(--muted);
  transition:color .25s var(--ease), border-color .25s var(--ease), transform .25s var(--ease);
}
.social:hover{ color:var(--gold); border-color:var(--gold-line); transform:translateY(-1px); }
.social svg{ width:16px; height:16px; fill:currentColor; display:block; }
.footer-email{ color:var(--muted); font-size:.9rem; transition:color .2s var(--ease); }
.footer-email:hover{ color:var(--gold); }

.footer-bottom{ margin-top:26px; padding-top:22px; border-top:1px solid var(--line-soft); }
.footer-nav{ display:flex; flex-wrap:wrap; gap:6px 4px; }
.footer-nav a{ color:var(--muted); font-size:.9rem; padding:.35em .8em; transition:color .2s var(--ease); }
.footer-nav a:hover{ color:var(--gold); }

/* ---------- Scroll reveal ---------- */
.js .reveal{ opacity:0; transform:translateY(22px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in{ opacity:1; transform:none; }
.js .reveal.d1{ transition-delay:.08s; }
.js .reveal.d2{ transition-delay:.16s; }
.js .reveal.d3{ transition-delay:.24s; }
.js .reveal.d4{ transition-delay:.32s; }

@media (prefers-reduced-motion:reduce){
  html{ scroll-behavior:auto; }
  .js .reveal{ opacity:1 !important; transform:none !important; transition:none; }
  *{ animation:none !important; }
}

/* ---------- Responsive ---------- */
@media (max-width:960px){
  .steps{ grid-template-columns:repeat(2,1fr); }
  .traits{ grid-template-columns:repeat(2,1fr); }
  .split{ grid-template-columns:1fr; }
}

@media (max-width:760px){
  body{ font-size:16px; }
  .nav-burger{ display:flex; }
  .nav{
    position:absolute; top:74px; left:0; right:0;
    flex-direction:column; align-items:stretch; gap:0;
    background:var(--navy-2); border-bottom:1px solid var(--line);
    padding:10px var(--pad) 20px;
    max-height:0; overflow:hidden; opacity:0; pointer-events:none;
    transition:max-height .35s var(--ease), opacity .3s var(--ease), padding .3s var(--ease);
  }
  .nav-toggle:checked ~ .nav{ max-height:420px; opacity:1; pointer-events:auto; }
  .nav a.nav-link{ padding:.9em .2em; border-bottom:1px solid var(--line-soft); }
  .nav a.nav-link::after{ display:none; }
  .nav .btn-apply{ margin:16px 0 0; justify-content:center; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
  .nav-toggle:checked ~ .nav-burger span:nth-child(2){ opacity:0; }
  .nav-toggle:checked ~ .nav-burger span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

  .grid-2,.grid-3,.people{ grid-template-columns:1fr; }
  .steps,.traits{ grid-template-columns:1fr; }
  .sleeve{ grid-template-columns:1fr; }
  .sleeve .alloc{ text-align:left; }
  .flow-item{ grid-template-columns:1fr; gap:8px; }
  .footer-top{ flex-direction:column; align-items:flex-start; }
  .tier-row{ grid-template-columns:1fr; gap:6px; }
}

/* ---------- Hero skyline (Home) ---------- */
.hero-skyline{
  position:absolute; left:0; right:0; bottom:0; z-index:1;
  width:100%; height:clamp(200px, 42%, 360px);
  pointer-events:none;
}
.hero-skyline svg{ width:100%; height:100%; display:block; }
.hero-skyline .win{ animation:twinkle 6s var(--ease) infinite; }
.hero-skyline .win.b{ animation-duration:8s; animation-delay:1.5s; }
.hero-skyline .win.c{ animation-duration:5s; animation-delay:.8s; }
@keyframes twinkle{ 0%,100%{ opacity:.9 } 45%{ opacity:.35 } 70%{ opacity:.75 } }

/* ---------- Tiers ("Where It Leads") ---------- */
.tiers{ display:grid; gap:0; border-top:1px solid var(--line-soft); }
.tier-row{
  display:grid; grid-template-columns:210px 1fr; gap:clamp(16px,3vw,40px);
  padding-block:clamp(20px,3vw,30px); border-bottom:1px solid var(--line-soft); align-items:baseline;
}
.tier-row .tier-name{ font-family:var(--display); font-weight:600; color:var(--gold); font-size:1.1rem; letter-spacing:-.01em; }
.tier-row p{ color:var(--muted); margin:0; max-width:72ch; }
.tier-note{ margin-top:1.4rem; color:var(--muted); font-size:.95rem; }
.tier-note b{ color:var(--ink); font-weight:600; }

/* ---------- Day cards ("Life as an Analyst") ---------- */
.card .day{ display:block; font-family:var(--display); font-weight:700; color:var(--gold); font-size:1.15rem; margin-bottom:.7rem; letter-spacing:-.01em; }