/* =========================================================================
   BRANT & CO — Chartered Accountants
   Shared stylesheet. Editorial / heritage system.
   ========================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Libre+Caslon+Display&family=Spectral:ital,wght@0,300;0,400;0,500;1,400&family=Hanken+Grotesk:wght@300;400;500;600;700&display=swap');

:root{
  /* ---- palette ---- */
  --paper:      #f7f3ea;   /* warm ivory ground */
  --paper-2:    #efe9dc;   /* deeper band */
  --card:       #fffdf8;   /* near-white card */
  --ink:        #1b1712;   /* warm near-black */
  --ink-2:      #564d44;   /* muted brown-grey body */
  --ink-3:      #8a8076;   /* faint captions */
  --line:       rgba(27,23,18,.14);
  --line-soft:  rgba(27,23,18,.08);
  --claret:     #7a1d29;   /* deep oxblood accent */
  --claret-deep:#5d141d;
  --claret-soft:rgba(122,29,41,.08);
  --brass:      #a9803f;   /* fine gold detail */
  --ink-paper:  #f7f3ea;   /* text on dark */

  /* ---- type ---- */
  --display: "Libre Caslon Display", Georgia, serif;
  --serif:   "Spectral", Georgia, serif;
  --sans:    "Hanken Grotesk", system-ui, sans-serif;

  /* ---- scale ---- */
  --t-hero:   clamp(3rem, 7.2vw, 6.6rem);
  --t-h1:     clamp(2.4rem, 5vw, 4.4rem);
  --t-h2:     clamp(1.9rem, 3.4vw, 3rem);
  --t-h3:     clamp(1.3rem, 2vw, 1.7rem);
  --t-lead:   clamp(1.18rem, 1.7vw, 1.5rem);
  --t-body:   1.08rem;
  --t-small:  0.94rem;
  --t-eyebrow:0.78rem;

  /* ---- layout ---- */
  --maxw: 1280px;
  --gutter: clamp(22px, 5vw, 80px);
  --sec-y: clamp(72px, 10vw, 150px);
  --radius: 4px;
  --nav-h: 78px;
}

/* ---- reset ---- */
*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  font-family:var(--sans);
  font-size:var(--t-body);
  line-height:1.6;
  color:var(--ink);
  background:var(--paper);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
}
img{ display:block; max-width:100%; }
a{ color:inherit; text-decoration:none; }
button{ font-family:inherit; cursor:pointer; }
::selection{ background:var(--claret); color:var(--paper); }

/* paper grain overlay */
body::before{
  content:""; position:fixed; inset:0; z-index:9999; pointer-events:none;
  opacity:.035; mix-blend-mode:multiply;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.8' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* =========================================================================
   Layout helpers
   ========================================================================= */
.wrap{ width:100%; max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gutter); }
.section{ padding-block:var(--sec-y); }
.band-2{ background:var(--paper-2); }
.band-ink{ background:var(--ink); color:var(--ink-paper); }
.band-claret{ background:var(--claret); color:var(--paper); }

.eyebrow{
  font-family:var(--sans);
  font-size:var(--t-eyebrow);
  font-weight:600;
  letter-spacing:.26em;
  text-transform:uppercase;
  color:var(--claret);
  display:inline-flex; align-items:center; gap:.7em;
}
.band-ink .eyebrow, .band-claret .eyebrow{ color:var(--brass); }
.eyebrow .idx{ font-variant-numeric:tabular-nums; opacity:.7; }
.eyebrow::before{
  content:""; width:26px; height:1px; background:currentColor; opacity:.6;
}

h1,h2,h3{ font-family:var(--display); font-weight:400; line-height:1.04; letter-spacing:-.01em; }
.t-hero{ font-size:var(--t-hero); line-height:.98; letter-spacing:-.018em; }
.t-h1{ font-size:var(--t-h1); }
.t-h2{ font-size:var(--t-h2); }
.t-h3{ font-size:var(--t-h3); font-family:var(--sans); font-weight:600; letter-spacing:-.005em; }
.lead{ font-family:var(--serif); font-size:var(--t-lead); line-height:1.42; color:var(--ink-2); font-weight:400; }
.muted{ color:var(--ink-2); }
.small{ font-size:var(--t-small); }
.accent{ color:var(--claret); }
.band-ink .accent, .band-claret .accent{ color:var(--brass); }

/* =========================================================================
   Buttons
   ========================================================================= */
.btn{
  --bg:var(--ink); --fg:var(--paper); --bd:var(--ink);
  display:inline-flex; align-items:center; gap:.6em;
  font-family:var(--sans); font-size:.92rem; font-weight:600; letter-spacing:.02em;
  padding:.92em 1.5em; border:1px solid var(--bd); background:var(--bg); color:var(--fg);
  border-radius:100px; transition:transform .25s cubic-bezier(.2,.7,.3,1), background .25s, color .25s, box-shadow .25s;
  white-space:nowrap;
}
.btn .arr{ transition:transform .3s cubic-bezier(.2,.7,.3,1); }
.btn:hover{ transform:translateY(-2px); box-shadow:0 12px 28px -14px rgba(27,23,18,.5); }
.btn:hover .arr{ transform:translateX(4px); }
.btn--claret{ --bg:var(--claret); --bd:var(--claret); --fg:var(--paper); }
.btn--ghost{ --bg:transparent; --fg:var(--ink); --bd:var(--line); }
.btn--ghost:hover{ --bg:var(--ink); --fg:var(--paper); }
.band-ink .btn--ghost, .band-claret .btn--ghost{ --fg:var(--paper); --bd:rgba(247,243,234,.35); }
.band-ink .btn--ghost:hover{ --bg:var(--paper); --fg:var(--ink); }
.band-claret .btn--ghost:hover{ --bg:var(--paper); --fg:var(--claret); }

.link-arrow{
  display:inline-flex; align-items:center; gap:.5em;
  font-weight:600; font-size:.95rem; color:var(--claret); letter-spacing:.01em;
  border-bottom:1px solid transparent; padding-bottom:2px; transition:gap .25s, border-color .25s;
}
.link-arrow:hover{ gap:.85em; border-color:var(--claret); }
.band-ink .link-arrow, .band-claret .link-arrow{ color:var(--brass); }

/* =========================================================================
   Top navigation
   ========================================================================= */
.nav{
  position:sticky; top:0; z-index:200;
  background:rgba(247,243,234,.82); backdrop-filter:blur(14px) saturate(1.2);
  border-bottom:1px solid var(--line-soft);
  transition:box-shadow .3s, background .3s;
}
.nav.scrolled{ box-shadow:0 1px 0 var(--line), 0 14px 30px -26px rgba(27,23,18,.5); }
.nav__in{
  max-width:var(--maxw); margin-inline:auto; padding-inline:var(--gutter);
  height:var(--nav-h); display:flex; align-items:center; justify-content:space-between; gap:24px;
}
.brand{ display:flex; align-items:baseline; gap:.55em; line-height:1; }
.brand__mark{ font-family:var(--display); font-size:1.42rem; letter-spacing:.14em; color:var(--ink); }
.brand__mark .amp{ color:var(--claret); font-style:italic; padding-inline:.04em; }
.brand__sub{
  font-family:var(--sans); font-size:.56rem; font-weight:600; letter-spacing:.34em;
  text-transform:uppercase; color:var(--ink-3); align-self:center;
  border-left:1px solid var(--line); padding-left:.8em;
}
.nav__links{ display:flex; align-items:center; gap:clamp(18px,2.4vw,40px); }
.nav__link{
  font-size:.9rem; font-weight:500; letter-spacing:.01em; color:var(--ink-2);
  position:relative; padding:6px 0; transition:color .2s;
}
.nav__link::after{
  content:""; position:absolute; left:0; bottom:0; width:100%; height:1px;
  background:var(--claret); transform:scaleX(0); transform-origin:left; transition:transform .3s cubic-bezier(.2,.7,.3,1);
}
.nav__link:hover{ color:var(--ink); }
.nav__link:hover::after, .nav__link.is-active::after{ transform:scaleX(1); }
.nav__link.is-active{ color:var(--ink); }
.nav__cta{ display:flex; align-items:center; gap:14px; }
.nav__toggle{ display:none; }

@media (max-width:920px){
  .nav__links, .nav__cta .btn{ display:none; }
  .nav__toggle{
    display:flex; flex-direction:column; gap:5px; background:none; border:0; padding:8px;
  }
  .nav__toggle span{ width:26px; height:2px; background:var(--ink); transition:transform .3s, opacity .3s; }
  .nav.open .nav__toggle span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
  .nav.open .nav__toggle span:nth-child(2){ opacity:0; }
  .nav.open .nav__toggle span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }
}
/* mobile drawer */
.drawer{
  position:fixed; inset:var(--nav-h) 0 0 0; z-index:190;
  background:var(--paper); padding:var(--gutter);
  display:flex; flex-direction:column; gap:6px;
  transform:translateY(-12px); opacity:0; pointer-events:none; transition:opacity .3s, transform .3s;
}
.drawer.open{ opacity:1; transform:none; pointer-events:auto; }
.drawer a{
  font-family:var(--display); font-size:2rem; padding:14px 0; border-bottom:1px solid var(--line-soft); color:var(--ink);
}
.drawer a .num{ font-family:var(--sans); font-size:.8rem; color:var(--claret); margin-right:14px; vertical-align:middle; }
.drawer .btn{ margin-top:24px; align-self:flex-start; }

/* =========================================================================
   Footer
   ========================================================================= */
.foot{ background:var(--ink); color:var(--ink-paper); padding-block:clamp(56px,7vw,90px) 36px; }
.foot a{ color:var(--ink-paper); }
.foot__top{ display:grid; grid-template-columns:1.4fr 1fr 1fr; gap:48px; }
.foot__brand .brand__mark{ color:var(--paper); font-size:1.8rem; }
.foot__brand .brand__sub{ color:rgba(247,243,234,.5); border-color:rgba(247,243,234,.2); }
.foot__tag{ margin-top:22px; max-width:34ch; color:rgba(247,243,234,.72); font-family:var(--serif); font-size:1.05rem; line-height:1.5; }
.foot h4{ font-family:var(--sans); font-size:.74rem; font-weight:600; letter-spacing:.22em; text-transform:uppercase; color:var(--brass); margin-bottom:18px; }
.foot__col p, .foot__col a{ display:block; color:rgba(247,243,234,.78); font-size:.96rem; line-height:1.55; margin-bottom:10px; }
.foot__col a:hover{ color:var(--brass); }
.foot__office strong{ color:var(--paper); font-weight:600; display:block; margin-bottom:4px; }
.foot__bottom{
  margin-top:clamp(40px,6vw,70px); padding-top:26px; border-top:1px solid rgba(247,243,234,.16);
  display:flex; justify-content:space-between; align-items:center; gap:18px; flex-wrap:wrap;
  font-size:.84rem; color:rgba(247,243,234,.55);
}
.foot__bottom nav{ display:flex; gap:22px; flex-wrap:wrap; }
.foot__bottom a:hover{ color:var(--brass); }
@media (max-width:780px){ .foot__top{ grid-template-columns:1fr; gap:40px; } }

/* =========================================================================
   Reusable pieces
   ========================================================================= */
.seal{
  width:128px; height:128px; border-radius:50%;
  border:1px solid var(--line); display:grid; place-items:center; text-align:center;
  position:relative; flex:none;
}
.seal::before{ content:""; position:absolute; inset:8px; border-radius:50%; border:1px solid var(--line-soft); }
.seal .seal__amp{ font-family:var(--display); font-size:2.2rem; color:var(--claret); line-height:1; }
.seal .seal__est{ font-family:var(--sans); font-size:.52rem; letter-spacing:.28em; text-transform:uppercase; color:var(--ink-3); margin-top:4px; }
.band-ink .seal{ border-color:rgba(247,243,234,.25); }
.band-ink .seal::before{ border-color:rgba(247,243,234,.14); }
.band-ink .seal .seal__amp{ color:var(--brass); }
.band-ink .seal .seal__est{ color:rgba(247,243,234,.6); }

.rule{ height:1px; background:var(--line); border:0; }

/* stat */
.stat__num{ font-family:var(--display); font-size:clamp(2.6rem,4.6vw,4rem); line-height:1; color:var(--ink); }
.band-ink .stat__num, .band-claret .stat__num{ color:var(--paper); }
.stat__num .accent{ color:var(--claret); }
.band-ink .stat__num .accent{ color:var(--brass); }
.stat__label{ margin-top:12px; font-size:.84rem; letter-spacing:.14em; text-transform:uppercase; color:var(--ink-2); font-weight:500; }
.band-ink .stat__label{ color:rgba(247,243,234,.66); }

/* generic card */
.card{
  background:var(--card); border:1px solid var(--line); border-radius:var(--radius);
  padding:clamp(26px,3vw,40px); transition:transform .35s cubic-bezier(.2,.7,.3,1), box-shadow .35s, border-color .35s;
}
.card:hover{ transform:translateY(-4px); box-shadow:0 26px 50px -34px rgba(27,23,18,.5); border-color:var(--line); }

/* section heading block */
.sec-head{ max-width:62ch; }
.sec-head .eyebrow{ margin-bottom:22px; }
.sec-head .t-h1, .sec-head .t-h2{ margin-bottom:0; }

/* =========================================================================
   Scroll-reveal
   ========================================================================= */
[data-reveal]{ opacity:0; transform:translateY(26px); transition:opacity .8s ease, transform .8s cubic-bezier(.2,.7,.3,1); }
[data-reveal].in{ opacity:1; transform:none; }
[data-reveal][data-d="1"]{ transition-delay:.08s; }
[data-reveal][data-d="2"]{ transition-delay:.16s; }
[data-reveal][data-d="3"]{ transition-delay:.24s; }
[data-reveal][data-d="4"]{ transition-delay:.32s; }
[data-reveal][data-d="5"]{ transition-delay:.40s; }
@media (prefers-reduced-motion:reduce){
  [data-reveal]{ opacity:1; transform:none; transition:none; }
  html{ scroll-behavior:auto; }
}

/* image slot baseline */
image-slot{ background:var(--paper-2); border:1px solid var(--line); }
.band-ink image-slot{ background:#2a241d; border-color:rgba(247,243,234,.16); }

/* =========================================================================
   Inner-page header
   ========================================================================= */
.phead{ padding-top:clamp(46px,6vw,82px); padding-bottom:clamp(40px,5vw,64px); position:relative; }
.phead__grid{ display:grid; grid-template-columns:1.25fr .75fr; gap:clamp(30px,5vw,70px); align-items:end; }
.phead .eyebrow{ margin-bottom:26px; }
.phead h1{ font-size:var(--t-h1); max-width:16ch; }
.phead h1 .em{ font-style:italic; color:var(--claret); }
.phead__lead{ padding-bottom:8px; }
@media (max-width:820px){ .phead__grid{ grid-template-columns:1fr; gap:24px; } .phead__lead{ max-width:54ch; } }

/* two-col prose */
.prose-2{ display:grid; grid-template-columns:repeat(2,1fr); gap:clamp(28px,4vw,60px); }
.prose-2 p{ color:var(--ink-2); margin-bottom:18px; max-width:56ch; }
@media (max-width:760px){ .prose-2{ grid-template-columns:1fr; } }

/* simple chip list */
.chips{ display:flex; flex-wrap:wrap; gap:10px; }
.chips span{ font-size:.9rem; color:var(--ink-2); border:1px solid var(--line); border-radius:100px; padding:8px 16px; background:var(--card); }