/* ==========================================================================
   Aarvin Global — Design Tokens
   Palette: deep navy, warm paper, emerald accent, brass secondary
   Type: Fraunces (display) / Inter (body) / IBM Plex Mono (figures)
   Signature: dot-leader "ledger rows" borrowed from invoices & account books
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,400;9..144,500;9..144,600;9..144,700&family=Inter:wght@400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

:root{
  --navy: #0A2544;      /* matched to logo navy */
  --navy-deep: #071D3B; /* matched to logo navy, deeper */
  --paper: #F6F4EE;
  --paper-dim: #EFEBE1;
  --ink: #1D1D1B;
  --ink-soft: #4A4A46;
  --emerald: #1F5F4E;
  --emerald-deep: #163F34;
  --brass: #C9A15C;     /* matched to logo gold */
  --line: #D8D3C7;
  --line-dark: rgba(246,244,238,0.22);

  --display: 'Fraunces', serif;
  --body: 'Inter', -apple-system, sans-serif;
  --mono: 'IBM Plex Mono', monospace;

  --max: 1180px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin:0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }

h1,h2,h3,h4{
  font-family: var(--display);
  font-weight: 600;
  color: var(--navy);
  margin: 0 0 0.4em;
  line-height: 1.12;
  letter-spacing: -0.01em;
}

p{ margin: 0 0 1em; color: var(--ink-soft); }

.container{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

.eyebrow{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--brass);
  display:flex;
  align-items:center;
  gap:10px;
  margin-bottom: 18px;
}
.eyebrow::before{
  content:"";
  width: 22px;
  height: 1px;
  background: var(--brass);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family: var(--mono);
  font-size: 13.5px;
  letter-spacing: 0.04em;
  padding: 14px 24px;
  border: 1px solid var(--navy);
  color: var(--navy);
  background: transparent;
  cursor:pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.btn:hover{ background: var(--navy); color: var(--paper); }
.btn.primary{ background: var(--navy); color: var(--paper); }
.btn.primary:hover{ background: var(--emerald-deep); border-color: var(--emerald-deep); }
.btn.on-dark{ border-color: var(--line-dark); color: var(--paper); }
.btn.on-dark:hover{ background: var(--paper); color: var(--navy); border-color: var(--paper); }

/* ---------- header / nav ---------- */
.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(246,244,238,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  padding: 20px 32px;
  max-width: var(--max);
  margin: 0 auto;
}
.logo{
  font-family: var(--display);
  font-weight: 600;
  font-size: 21px;
  color: var(--navy);
  display:flex;
  align-items:baseline;
  gap:8px;
}
.logo span{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--brass);
  letter-spacing: 0.1em;
}
.logo-img{
  height: 46px;
  width: auto;
  display:block;
}
.footer-grid .tagline{
  font-family: var(--mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass);
  margin: 4px 0 0;
}
.nav-links{
  display:flex;
  align-items:center;
  gap: 36px;
  list-style:none;
  margin:0; padding:0;
  font-size: 14.5px;
  font-weight: 500;
}
.nav-links a{
  position:relative;
  padding: 4px 0;
  color: var(--ink);
}
.nav-links a::after{
  content:"";
  position:absolute; left:0; bottom:-3px;
  width:0; height:1px; background: var(--brass);
  transition: width .2s ease;
}
.nav-links a:hover::after, .nav-links a.active::after{ width:100%; }
.nav-links a.active{ color: var(--emerald-deep); }

.nav-toggle{ display:none; background:none; border:none; cursor:pointer; padding:6px; }
.nav-toggle span{ display:block; width:22px; height:2px; background:var(--navy); margin:5px 0; }

/* ---------- footer ---------- */
.site-footer{
  background: var(--navy-deep);
  color: var(--paper);
  padding: 72px 0 28px;
  margin-top: 140px;
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--line-dark);
}
.footer-grid h4{
  color: var(--paper);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-weight: 500;
  margin-bottom: 18px;
}
.footer-grid p, .footer-grid a{ color: rgba(246,244,238,0.68); font-size: 14.5px; }
.footer-grid ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:12px; }
.footer-grid a:hover{ color: var(--paper); }
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top: 28px;
  font-family: var(--mono);
  font-size: 12px;
  color: rgba(246,244,238,0.45);
}

/* ==========================================================================
   Signature element: ledger rows (dot-leader lines, like an invoice/account book)
   ========================================================================== */
.ledger{
  border-top: 1px solid var(--line);
}
.ledger-row{
  display:flex;
  align-items:baseline;
  gap: 12px;
  padding: 22px 0;
  border-bottom: 1px solid var(--line);
}
.ledger-row .label{
  font-family: var(--display);
  font-size: 19px;
  color: var(--navy);
  white-space: nowrap;
}
.ledger-row .leader{
  flex:1;
  position: relative;
  transform: translateY(-5px);
}
.ledger-row .leader::after{
  content:"";
  position:absolute;
  left:0; right:0; bottom:0;
  border-bottom: 1px dotted var(--line);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .9s cubic-bezier(.2,.7,.3,1);
}
.ledger-row .value{
  font-family: var(--mono);
  font-size: 14px;
  color: var(--ink-soft);
  white-space: nowrap;
}
.ledger-row .value strong{ color: var(--emerald-deep); font-weight:500; }

.ledger.on-dark{ border-top-color: var(--line-dark); }
.ledger.on-dark .ledger-row{ border-bottom-color: var(--line-dark); }
.ledger.on-dark .label{ color: var(--paper); }
.ledger.on-dark .leader::after{ border-bottom-color: var(--line-dark); }
.ledger.on-dark .value{ color: rgba(246,244,238,0.6); }
.ledger.on-dark .value strong{ color: var(--brass); }

.ledger.show .ledger-row .leader::after{ transform: scaleX(1); }
.ledger .ledger-row:nth-child(1) .leader::after{ transition-delay: .05s; }
.ledger .ledger-row:nth-child(2) .leader::after{ transition-delay: .18s; }
.ledger .ledger-row:nth-child(3) .leader::after{ transition-delay: .31s; }
.ledger .ledger-row:nth-child(4) .leader::after{ transition-delay: .44s; }
.ledger .ledger-row:nth-child(5) .leader::after{ transition-delay: .57s; }

/* ---------- hero ---------- */
.hero{
  padding: 96px 0 88px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 64px;
  align-items: end;
}
.hero h1{
  font-size: clamp(40px, 5.4vw, 66px);
  max-width: 13ch;
}
.hero .lede{
  font-size: 18px;
  max-width: 46ch;
  margin-top: 22px;
}
.hero-actions{ display:flex; gap:16px; margin-top: 34px; }

.hero-figures .ledger-row .label{ font-size:15px; font-family: var(--body); font-weight:500; color: var(--ink); }
.hero-figures .ledger-row .value{ font-size: 20px; }

/* ---------- sections ---------- */
section{ padding: 88px 0; }
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap: 40px;
  margin-bottom: 48px;
}
.section-head h2{ font-size: clamp(28px, 3.4vw, 40px); max-width: 16ch; }
.section-head .intro{ max-width: 38ch; }

.dark-section{ background: var(--navy-deep); color: var(--paper); }
.dark-section h2, .dark-section h3{ color: var(--paper); }
.dark-section p{ color: rgba(246,244,238,0.68); }

.panel{
  background: var(--paper-dim);
  border: 1px solid var(--line);
  padding: 40px;
}

/* service / value cards */
.grid-3{ display:grid; grid-template-columns: repeat(3,1fr); gap: 1px; background: var(--line); border:1px solid var(--line); }
.grid-2{ display:grid; grid-template-columns: repeat(2,1fr); gap: 1px; background: var(--line); border:1px solid var(--line); }
.card{
  background: var(--paper);
  padding: 40px 36px;
}
.card .idx{
  font-family: var(--mono);
  font-size: 12px;
  color: var(--brass);
  letter-spacing: 0.1em;
  margin-bottom: 22px;
  display:block;
}
.card h3{ font-size: 21px; margin-bottom: 12px; }
.card p{ font-size: 14.5px; margin-bottom: 0; }

/* process / approach list */
.approach-row{
  display:grid;
  grid-template-columns: 100px 1fr;
  gap: 32px;
  padding: 32px 0;
  border-bottom: 1px solid var(--line);
}
.approach-row:first-child{ border-top: 1px solid var(--line); }
.approach-row .step{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--brass);
  letter-spacing: 0.08em;
}
.approach-row h3{ font-size: 19px; margin-bottom: 8px; }
.approach-row p{ margin:0; max-width: 60ch; }

/* quote / testimonial */
.quote-block{
  border-left: 2px solid var(--brass);
  padding-left: 32px;
  max-width: 62ch;
}
.quote-block p{
  font-family: var(--display);
  font-size: 24px;
  color: var(--navy);
  line-height: 1.4;
}
.quote-block cite{
  font-family: var(--mono);
  font-style: normal;
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
}

/* CTA band */
.cta-band{
  background: var(--emerald-deep);
  color: var(--paper);
  padding: 72px 0;
  text-align:center;
}
.cta-band h2{ color: var(--paper); }
.cta-band .intro{ color: rgba(246,244,238,0.75); margin: 0 auto 30px; max-width: 48ch; }

/* page hero (interior pages) */
.page-hero{
  padding: 64px 0 56px;
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.page-hero-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 40px;
}
.page-hero-text{ flex: 1; min-width: 0; }
.page-hero h1{ font-size: clamp(34px, 4.4vw, 50px); max-width: 18ch; }
.page-hero .intro{ max-width: 52ch; font-size: 17px; margin-top: 16px; }

@keyframes markIn{
  from{ opacity:0; transform: scale(.82) rotate(-6deg) translateY(16px); }
  to{ opacity:1; transform: scale(1) rotate(0deg) translateY(0); }
}
@keyframes markFloat{
  0%, 100%{ transform: translateY(0) rotate(0deg); }
  50%{ transform: translateY(-14px) rotate(2deg); }
}
.hero-mark{
  flex-shrink: 0;
  width: 236px;
  height: auto;
  opacity: 0;
  filter: drop-shadow(0 18px 30px rgba(18,35,63,0.12));
  animation:
    markIn .9s cubic-bezier(.2,.7,.3,1) .1s forwards,
    markFloat 6.5s ease-in-out 1.1s infinite;
}
@media (max-width: 1100px){
  .hero-mark{ width: 190px; }
}
@media (max-width: 980px){
  .hero-mark{ display:none; }
}

/* team */
.team-grid{ display:grid; grid-template-columns: repeat(4,1fr); gap: 32px; }
.team-grid--pair{ grid-template-columns: repeat(2, minmax(0,260px)); justify-content:center; gap: 56px; }
.team-card .photo{
  aspect-ratio: 4/5;
  background: var(--paper-dim);
  border: 1px solid var(--line);
  margin-bottom: 16px;
  display:flex; align-items:center; justify-content:center;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--ink-soft);
  text-align:center;
  overflow: hidden;
}
.team-card .photo img{
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: grayscale(28%);
  transition: filter .35s ease, transform .5s ease;
}
.team-card:hover .photo img{
  filter: grayscale(0%);
  transform: scale(1.03);
}
.team-card h3{ font-size: 17px; margin-bottom: 2px; }
.team-card .role{ font-family: var(--mono); font-size: 12px; color: var(--brass); letter-spacing: 0.04em; }

/* values */
.values-list{ display:grid; grid-template-columns: repeat(2,1fr); gap: 40px 56px; }
.value-item{ display:flex; gap: 20px; }
.value-item .mark{ font-family: var(--display); font-size: 30px; color: var(--brass); line-height:1; }
.value-item h3{ font-size: 18px; margin-bottom: 8px; }
.value-item p{ font-size:14.5px; margin:0; }

/* contact */
.contact-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 64px; }
.field{ margin-bottom: 22px; }
.field label{
  display:block;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.field input, .field textarea, .field select{
  width:100%;
  border: 1px solid var(--line);
  background: var(--paper);
  padding: 13px 14px;
  font-family: var(--body);
  font-size: 15px;
  color: var(--ink);
}
.field input:focus, .field textarea:focus, .field select:focus{
  outline: none;
  border-color: var(--emerald);
}
.field textarea{ resize: vertical; min-height: 120px; }
.form-note{ font-size: 12.5px; color: var(--ink-soft); margin-top: 4px; }

.info-block{ margin-bottom: 40px; }
.info-block h4{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--brass);
  margin-bottom: 10px;
}
.info-block p{ margin:0; }
.info-block a{ color: var(--emerald-deep); }
.info-block a:hover{ text-decoration: underline; }

.map-frame{
  border: 1px solid var(--line);
  aspect-ratio: 4/3.4;
  background: var(--paper-dim);
  display:flex; align-items:center; justify-content:center;
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-soft);
  margin-top: 8px;
  width: 100%;
}

/* form success state */
.form-success{
  display:none;
  border: 1px solid var(--emerald);
  background: rgba(31,95,78,0.06);
  padding: 22px 24px;
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--emerald-deep);
  margin-bottom: 22px;
}
.form-success.show{ display:block; }

/* skip link / focus visibility */
.skip-link{
  position:absolute; left:-999px; top:auto;
  background: var(--navy); color: var(--paper);
  padding: 10px 16px; font-family: var(--mono); font-size: 13px;
  z-index: 100;
}
.skip-link:focus{ left: 16px; top: 16px; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible{
  outline: 2px solid var(--emerald);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ transition:none !important; animation:none !important; }
}

/* ==========================================================================
   Motion: scroll-reveal, ledger draw-in, hero graphic
   ========================================================================== */
.reveal{
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1);
  will-change: opacity, transform;
}
.reveal.show{ opacity: 1; transform: translateY(0); }

/* hero growth-line SVG accent */
.growth-line{ display:block; width:100%; height:auto; overflow:visible; margin-bottom: 18px; }
.growth-line .path{
  fill:none;
  stroke: var(--brass);
  stroke-width: 2.5;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 400;
  stroke-dashoffset: 400;
  transition: stroke-dashoffset 1.6s cubic-bezier(.2,.7,.2,1);
}
.growth-line .dot{
  fill: var(--navy);
  opacity: 0;
  transform-origin: center;
  transform: scale(0);
  transition: opacity .4s ease, transform .4s cubic-bezier(.3,1.4,.5,1);
}
.growth-line .dot-highlight{ fill: var(--brass); }
.growth-line.draw .path{ stroke-dashoffset: 0; }
.growth-line.draw .dot{ opacity: 1; transform: scale(1); }
.growth-line .dot:nth-of-type(1){ transition-delay: .3s; }
.growth-line .dot:nth-of-type(2){ transition-delay: .7s; }
.growth-line .dot:nth-of-type(3){ transition-delay: 1.05s; }
.growth-line .dot:nth-of-type(4){ transition-delay: 1.4s; }

/* subtle lift on interactive cards */
.card, .team-card, .approach-row{ transition: transform .3s ease, box-shadow .3s ease; }
.card:hover{ transform: translateY(-3px); box-shadow: 0 14px 30px -18px rgba(18,35,63,0.35); }

/* primary button arrow micro-interaction */
.btn .arrow{ display:inline-block; transition: transform .25s ease; }
.btn:hover .arrow{ transform: translateX(4px); }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; gap: 40px; }
  .footer-grid{ grid-template-columns: 1fr 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .grid-2{ grid-template-columns: 1fr; }
  .team-grid{ grid-template-columns: repeat(2,1fr); }
  .values-list{ grid-template-columns: 1fr; }
  .contact-grid{ grid-template-columns: 1fr; gap: 40px; }
  .section-head{ flex-direction:column; align-items:flex-start; }
}

@media (max-width: 760px){
  .nav-links{
    position:fixed; inset: 68px 0 auto 0;
    background: var(--paper);
    flex-direction:column;
    align-items:flex-start;
    gap: 0;
    padding: 8px 32px 24px;
    border-bottom: 1px solid var(--line);
    transform: translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition: opacity .18s ease, transform .18s ease;
  }
  .nav-links.open{ opacity:1; transform:translateY(0); pointer-events:auto; }
  .nav-links li{ width:100%; border-bottom: 1px solid var(--line); }
  .nav-links a{ display:block; padding: 14px 0; }
  .nav-toggle{ display:block; }
  .logo-img{ height: 36px; }
  .footer-grid{ grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom{ flex-direction:column; gap:8px; align-items:flex-start; }
  .approach-row{ grid-template-columns: 1fr; gap:8px; }
  .team-grid{ grid-template-columns: 1fr 1fr; gap: 20px; }
  section{ padding: 64px 0; }
}

/* ==========================================================================
   Subtle entrance polish — header + hero content fade in on load
   ========================================================================== */
@keyframes fadeDown{
  from{ opacity:0; transform: translateY(-8px); }
  to{ opacity:1; transform: translateY(0); }
}
@keyframes fadeUp{
  from{ opacity:0; transform: translateY(14px); }
  to{ opacity:1; transform: translateY(0); }
}
.site-header{ animation: fadeDown .5s cubic-bezier(.2,.7,.2,1) both; }

.hero-grid > div:first-child > *{
  animation: fadeUp .7s cubic-bezier(.2,.7,.2,1) both;
}
.hero-grid > div:first-child > *:nth-child(1){ animation-delay: .05s; }
.hero-grid > div:first-child > *:nth-child(2){ animation-delay: .16s; }
.hero-grid > div:first-child > *:nth-child(3){ animation-delay: .27s; }

.page-hero-text > *{
  animation: fadeUp .6s cubic-bezier(.2,.7,.2,1) both;
}
.page-hero-text > *:nth-child(1){ animation-delay: .04s; }
.page-hero-text > *:nth-child(2){ animation-delay: .13s; }
.page-hero-text > *:nth-child(3){ animation-delay: .22s; }

/* subtle underline sweep already exists on nav links; extend the same
   treatment to footer links for consistency */
.footer-grid a{ position:relative; transition: color .15s ease; }
.footer-grid a::after{
  content:"";
  position:absolute; left:0; bottom:-2px;
  width:0; height:1px; background: var(--brass);
  transition: width .2s ease;
}
.footer-grid a:hover::after{ width:100%; }

/* logo gets a gentle breathing scale on hover — small, tasteful */
.logo-img{ transition: transform .3s ease; }
.logo:hover .logo-img{ transform: scale(1.035); }

@media (prefers-reduced-motion: reduce){
  .site-header, .hero-grid > div:first-child > *, .page-hero-text > *{
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
  }
}