/* =====================================================
   FIRSTVAULT — Design System (Bootstrap 5 build)
   Concept: "The Vault Dial" — precision ledger/vault
   language for a wealth firm serving founders, operators
   and equity-rich builders of the tech economy.
   This file layers FirstVault's brand on top of Bootstrap 5
   (loaded via CDN in each page's <head>, before this file).
   ===================================================== */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400..800&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  /* --- Color tokens --- */
  --ink:        #0C1015;   /* primary background: deep charcoal-navy, not pure black */
  --ink-raised: #14191F;   /* elevated panels/cards */
  --ink-line:   #262C34;   /* hairline dividers */
  --paper:      #ECEEEE;   /* cool off-white for text on dark */
  --paper-dim:  #A7ADB4;   /* muted body text on dark */
  --brass:      #C7A45F;   /* signature accent — vault brass */
  --brass-dim:  #8E7746;
  --jade:       #3E9179;   /* secondary accent — ledger green */
  --paper-bg:   #F4F4F2;   /* light section background */
  --ink-on-paper: #14191F;
  --dim-on-paper: #5B6169;

  /* --- Type --- */
  --display: 'Bricolage Grotesque', sans-serif;
  --body:    'Inter', sans-serif;
  --mono:    'IBM Plex Mono', monospace;

  --container: 1180px;
}

html{ scroll-behavior:smooth; }
body{
  background:var(--ink);
  color:var(--paper);
  font-family:var(--body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
/* Bootstrap's .container is used for layout; we only widen its max-width */
.container, .container-lg, .container-xl{ max-width:var(--container); }

h1,h2,h3,h4{
  font-family:var(--display);
  font-weight:700;
  line-height:1.05;
  margin:0 0 .5em;
  letter-spacing:-0.01em;
}
h1{ font-size:clamp(2.6rem,6vw,5rem); font-weight:800; }
h2{ font-size:clamp(1.9rem,3.6vw,2.8rem); }
h3{ font-size:1.25rem; font-weight:600; }
p{ margin:0 0 1.2em; }

.eyebrow{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--brass);
  display:inline-flex;
  align-items:center;
  gap:.6em;
  margin-bottom:1.1em;
}
.eyebrow::before{
  content:'';
  width:22px; height:1px;
  background:var(--brass);
  display:inline-block;
}

/* reduced motion */
@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* =================== Photography — duotone treatment =================== */
/* Ties external stock photography into the brand palette: a navy/brass
   gradient wash sits over every photo so nothing looks pasted-in. */
.photo{
  position:relative;
  overflow:hidden;
  background:var(--ink-raised);
}
.photo img{
  width:100%; height:100%;
  object-fit:cover;
  display:block;
}
.photo::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(155deg, rgba(12,16,21,.15), rgba(12,16,21,.78) 85%),
             linear-gradient(0deg, rgba(199,164,95,.16), transparent 55%);
  mix-blend-mode:multiply;
  pointer-events:none;
}
.photo.light-wash::after{
  background:linear-gradient(155deg, rgba(12,16,21,.05), rgba(12,16,21,.45) 100%);
}

/* Hero background photo (behind the dial/type on interior page heroes) */
.hero-photo, .page-hero-photo{
  position:absolute; inset:0;
  z-index:0;
}
.hero-photo img, .page-hero-photo img{
  width:100%; height:100%; object-fit:cover;
}
.hero-photo::after, .page-hero-photo::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(12,16,21,.55) 0%, rgba(12,16,21,.9) 75%, var(--ink) 100%);
}
.hero, .page-hero{ position:relative; }
.hero > .container, .page-hero > .container{ position:relative; z-index:1; }

/* Team avatar photo (replaces the initials block when a photo is present) */
.avatar .initials{
  position:absolute; inset:0;
  display:flex; align-items:center; justify-content:center;
  font-family:var(--display);
  font-size:1.6rem;
  color:var(--brass);
  z-index:1;
}
.dial{
  --dial-color: var(--brass);
  display:block;
}
.dial circle,.dial line{
  stroke:var(--dial-color);
  fill:none;
}

/* =================== Ledger rule (section divider) =================== */
.ledger-rule{
  display:flex;
  align-items:center;
  gap:1em;
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.12em;
  color:var(--paper-dim);
  text-transform:uppercase;
  margin:0 0 2.5em;
}
.ledger-rule::after{
  content:'';
  flex:1;
  height:1px;
  background:var(--ink-line);
}

/* =================== Header / Nav =================== */
#site-header{
  position:fixed;
  top:0; left:0; right:0;
  z-index:100;
  background:rgba(12,16,21,.9);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--ink-line);
  padding:14px 0;
}
.logo{
  font-family:var(--display);
  font-weight:800;
  font-size:1.15rem;
  letter-spacing:-.01em;
  display:flex;
  align-items:center;
  gap:.5em;
  color:var(--paper);
}
.logo:hover{ color:var(--paper); }
.logo .mark{ color:var(--brass); }
.logo small{
  font-family:var(--mono);
  font-weight:400;
  font-size:.6rem;
  letter-spacing:.2em;
  color:var(--paper-dim);
  display:block;
  margin-top:2px;
}
.navbar-nav .nav-link{
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--paper-dim) !important;
  transition:color .2s;
  padding:.5rem 0;
  margin:0 1.05rem;
}
.navbar-nav .nav-link:hover{ color:var(--paper) !important; }
.navbar-nav .nav-link.current{ color:var(--brass) !important; }
@media (max-width:991.98px){
  .navbar-nav .nav-link{ margin:0; padding:.6rem 0; }
  .navbar-collapse{
    background:var(--ink);
    margin-top:14px;
    padding:1.2rem 0;
    border-top:1px solid var(--ink-line);
  }
}
/* Bootstrap's navbar-toggler, recolored to match the brand */
.navbar-toggler{
  border-color:var(--ink-line);
  padding:.4rem .55rem;
}
.navbar-toggler:focus{ box-shadow:0 0 0 .2rem rgba(199,164,95,.35); }
.navbar-toggler-icon{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3E%3Cpath stroke='%23ECEEEE' stroke-width='2' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E");
}

/* Brand buttons — namespaced so they don't collide with Bootstrap's .btn base */
.btn-vault{
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  padding:.85em 1.6em;
  border-radius:2px;
  border:1px solid var(--brass);
  color:var(--ink);
  background:var(--brass);
  display:inline-block;
  transition:background .2s,color .2s,border-color .2s;
}
.btn-vault:hover{ background:transparent; color:var(--brass); }
.btn-vault-ghost{
  background:transparent;
  color:var(--paper);
  border-color:var(--ink-line);
}
.btn-vault-ghost:hover{ border-color:var(--brass); color:var(--brass); }

/* =================== Photography: duotone vault treatment =================== */
/* Full-bleed hero photography: real color, deep gradient for legible type */
.photo-hero{
  position:relative;
  background-size:cover;
  background-position:center;
}
.photo-hero::before{
  content:'';
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(12,16,21,.94) 0%, rgba(12,16,21,.82) 40%, rgba(12,16,21,.94) 100%);
}
.photo-hero > *{ position:relative; z-index:1; }

/* Portrait photography: brass/ink duotone so mixed stock photography
   reads as one consistent, deliberate palette rather than random stock */
.photo-duo{
  position:relative;
  overflow:hidden;
  background:var(--ink-raised);
}
.photo-duo img{
  width:100%; height:100%;
  object-fit:cover;
  display:block;
  filter:grayscale(1) contrast(1.08) brightness(.92);
  transition:transform .5s ease;
}
.photo-duo::after{
  content:'';
  position:absolute; inset:0;
  background:linear-gradient(155deg, rgba(199,164,95,.34), rgba(20,25,31,.7) 65%);
  mix-blend-mode:multiply;
}
.photo-duo:hover img{ transform:scale(1.04); }

/* =================== Hero =================== */
.hero{
  position:relative;
  padding:180px 0 120px;
  overflow:hidden;
  border-bottom:1px solid var(--ink-line);
}
.hero h1{ color:var(--paper); }
.hero h1 em{
  font-style:normal;
  color:var(--brass);
}
.hero .lede{
  color:var(--paper-dim);
  font-size:1.15rem;
  max-width:44ch;
  margin-top:1.2em;
}
.hero-cta{ display:flex; gap:1rem; margin-top:2.2em; flex-wrap:wrap; }
.hero-dial-wrap{ position:relative; display:flex; justify-content:center; }
.hero-dial-wrap .dial{ width:100%; max-width:420px; height:auto; }

/* =================== Pillars =================== */
.pillars{ padding:110px 0; }
.section-head{ max-width:640px; margin:0 auto 4rem; text-align:center; }
.section-head h2{ color:var(--paper); }
.section-head p{ color:var(--paper-dim); font-size:1.08rem; }

/* .pillar-grid is a Bootstrap .row.g-0; hairlines drawn with borders
   on each .pillar so the grid works at any column count/breakpoint */
.pillar-grid{ border-top:1px solid var(--ink-line); border-left:1px solid var(--ink-line); }
.pillar{
  background:var(--ink);
  padding:2.6rem 2.2rem;
  position:relative;
  height:100%;
  border-right:1px solid var(--ink-line);
  border-bottom:1px solid var(--ink-line);
}
.pillar .num{
  font-family:var(--mono);
  font-size:.72rem;
  color:var(--brass-dim);
  letter-spacing:.1em;
}
.pillar h3{ color:var(--paper); margin-top:1.1em; }
.pillar p{ color:var(--paper-dim); font-size:.98rem; margin-bottom:1.4em; }
.pillar a{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--jade);
  border-bottom:1px solid transparent;
}
.pillar a:hover{ border-color:var(--jade); }

/* =================== Statement (light section) =================== */
.statement{
  background:var(--paper-bg);
  color:var(--ink-on-paper);
  padding:130px 0;
}
.statement .eyebrow{ color:var(--brass-dim); }
.statement .ledger-rule::after{ background:#D8D7D1; }
.statement .ledger-rule{ color:var(--dim-on-paper); }
.statement h2{ color:var(--ink-on-paper); font-size:clamp(1.9rem,3.2vw,2.6rem); }
.statement .lede{ font-size:1.25rem; color:var(--ink-on-paper); font-family:var(--display); font-weight:500; line-height:1.35; }
.statement .support{ color:var(--dim-on-paper); font-size:1.02rem; margin-top:1.6em; max-width:60ch; }

/* =================== Stats strip =================== */
.stats{
  border-top:1px solid #D8D7D1;
  margin-top:80px;
  padding-top:50px;
}
.stat b{
  display:block;
  font-family:var(--display);
  font-size:2.2rem;
  color:var(--ink-on-paper);
}
.stat span{
  font-family:var(--mono);
  font-size:.7rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--dim-on-paper);
}

/* =================== Team teaser =================== */
.team-teaser{ padding:120px 0; }
.team-grid{ border-top:1px solid var(--ink-line); border-left:1px solid var(--ink-line); }
.team-card{
  background:var(--ink);
  padding:2rem 1.6rem 2.4rem;
  height:100%;
  border-right:1px solid var(--ink-line);
  border-bottom:1px solid var(--ink-line);
}
.avatar{
  width:100%;
  aspect-ratio:1;
  border-radius:2px;
  border:1px solid var(--ink-line);
  margin-bottom:1.3rem;
}
.team-card h3{ color:var(--paper); font-size:1.05rem; margin-bottom:.2em; }
.team-card .role{
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.05em;
  text-transform:uppercase;
  color:var(--jade);
}

/* =================== CTA band =================== */
.cta-band{
  padding:110px 0;
  text-align:center;
  border-top:1px solid var(--ink-line);
  position:relative;
}
.cta-band h2{ color:var(--paper); max-width:20ch; margin:0 auto .4em; }
.cta-band p{ color:var(--paper-dim); max-width:50ch; margin:0 auto 2.2em; }

/* =================== Footer =================== */
footer{
  background:var(--ink-raised);
  border-top:1px solid var(--ink-line);
  padding:70px 0 30px;
}
.footer-grid{
  padding-bottom:50px;
  border-bottom:1px solid var(--ink-line);
}
.footer-grid h4{
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--paper-dim);
  margin-bottom:1.2em;
}
.footer-grid ul{ list-style:none; margin:0; padding:0; }
.footer-grid li{ margin-bottom:.7em; }
.footer-grid a{ color:var(--paper); font-size:.92rem; }
.footer-grid a:hover{ color:var(--brass); }
.footer-brand p{ color:var(--paper-dim); font-size:.92rem; max-width:32ch; }
.disclaimer{
  padding-top:30px;
  color:#6C7178;
  font-size:.76rem;
  line-height:1.7;
}
.disclaimer p{ margin-bottom:1em; }
.footer-bottom{
  display:flex;
  justify-content:space-between;
  align-items:center;
  margin-top:20px;
  font-family:var(--mono);
  font-size:.7rem;
  color:#565B62;
  flex-wrap:wrap;
  gap:1em;
}

/* =================== Page hero (interior pages) =================== */
.page-hero{
  padding:170px 0 90px;
  border-bottom:1px solid var(--ink-line);
}
.page-hero.photo-hero{ padding:200px 0 100px; }
.page-hero .eyebrow{ margin-bottom:.8em; }
.page-hero h1{ font-size:clamp(2.2rem,5vw,3.6rem); }
.page-hero p{ color:var(--paper-dim); max-width:56ch; font-size:1.08rem; }

/* =================== Content blocks (interior pages) =================== */
.content-section{ padding:100px 0; border-bottom:1px solid var(--ink-line); }
.content-section:last-of-type{ border-bottom:none; }
.content-section.tight{ padding:70px 0; }
.content-section h2{ color:var(--paper); }
.content-section p{ color:var(--paper-dim); font-size:1.05rem; }
.content-section .lede{ font-size:1.2rem; color:var(--paper); font-family:var(--display); font-weight:500; }

.content-photo{
  border-radius:2px;
  aspect-ratio:4/3;
  overflow:hidden;
}
@media (min-width:992px){ .content-photo{ aspect-ratio:auto; height:100%; min-height:420px; } }

/* Numbered process steps — used only where the content is a real sequence */
.step{ display:flex; gap:1.4rem; padding:1.8rem 0; border-top:1px solid var(--ink-line); }
.step:last-child{ border-bottom:1px solid var(--ink-line); }
.step .step-num{
  font-family:var(--mono);
  color:var(--brass);
  font-size:.85rem;
  flex:0 0 3rem;
  padding-top:.15rem;
}
.step h3{ color:var(--paper); margin-bottom:.35em; }
.step p{ margin-bottom:0; }

/* Resource cards (Research / Whitepapers / News) */
.resource-card{
  border:1px solid var(--ink-line);
  padding:2rem;
  height:100%;
  transition:border-color .2s;
}
.resource-card:hover{ border-color:var(--brass); }
.resource-card .tag{
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.08em;
  text-transform:uppercase;
  color:var(--jade);
}
.resource-card h3{ color:var(--paper); margin:.8em 0 .5em; }
.resource-card p{ color:var(--paper-dim); font-size:.95rem; margin-bottom:1.2em; }
.resource-card .meta{
  font-family:var(--mono);
  font-size:.7rem;
  color:#6C7178;
  letter-spacing:.04em;
}

/* Bio panel (Our Team page — full bios rather than overlay popovers) */
.bio-panel{ display:flex; gap:2.4rem; padding:3rem 0; border-top:1px solid var(--ink-line); }
.bio-panel:last-child{ border-bottom:1px solid var(--ink-line); }
.bio-photo{ flex:0 0 200px; aspect-ratio:1; }
.bio-body h3{ color:var(--paper); margin-bottom:.15em; }
.bio-body .role{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--jade);
  margin-bottom:1em;
  display:block;
}
.bio-body p{ color:var(--paper-dim); font-size:.98rem; }
.bio-body a.email{ color:var(--brass); font-family:var(--mono); font-size:.85rem; }
@media (max-width:767.98px){
  .bio-panel{ flex-direction:column; gap:1.4rem; }
  .bio-photo{ flex:0 0 auto; width:120px; }
}

/* Simple form styling (Contact) */
.vault-form label{
  font-family:var(--mono);
  font-size:.72rem;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--paper-dim);
  margin-bottom:.5em;
  display:block;
}
.vault-form .form-control{
  background:var(--ink-raised);
  border:1px solid var(--ink-line);
  color:var(--paper);
  border-radius:2px;
  padding:.8em 1em;
  margin-bottom:1.4em;
}
.vault-form .form-control:focus{
  background:var(--ink-raised);
  color:var(--paper);
  border-color:var(--brass);
  box-shadow:0 0 0 .2rem rgba(199,164,95,.18);
}
.vault-form textarea.form-control{ min-height:140px; }
.info-block{ border-top:1px solid var(--ink-line); padding-top:1.6rem; margin-top:1.6rem; }
.info-block h4{
  font-family:var(--mono);
  font-size:.68rem;
  letter-spacing:.1em;
  text-transform:uppercase;
  color:var(--paper-dim);
  margin-bottom:.6em;
}
.info-block p{ color:var(--paper); margin-bottom:1.4rem; }

/* Client login card */
.login-card{
  max-width:440px;
  margin:0 auto;
  border:1px solid var(--ink-line);
  padding:3rem;
  background:var(--ink-raised);
}

/* =================== Responsive =================== */
/* Column counts now live on the Bootstrap col-* classes in the markup;
   this file only patches spacing at small sizes. */
@media (max-width:991.98px){
  .hero{ padding:150px 0 70px; }
  .hero-dial-wrap{ margin-bottom:2.5rem; }
}
@media (max-width:575.98px){
  .container{ padding-left:22px; padding-right:22px; }
}