/* ==========================================================================
   MERIDIAN HOLDINGS — Stylesheet
   Editorial, black-and-white, ledger-inspired design system.
   ========================================================================== */

/* ---------- Design Tokens ---------- */
:root{
  /* Color */
  --ink:        #0a0a0a;
  --ink-soft:   #1a1a1a;
  --paper:      #faf9f6;
  --paper-dim:  #f1efe9;
  --line:       #d9d6cd;
  --line-soft:  #e7e4dc;
  --gray-700:   #4a473f;
  --gray-600:   #6b6862;
  --gray-400:   #a8a49c;
  --white:      #ffffff;

  /* Type */
  --font-display: 'Fraunces', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  /* 8pt spacing scale */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-5: 48px;
  --sp-6: 64px;
  --sp-7: 96px;
  --sp-8: 120px;
  --sp-9: 160px;

  /* Layout */
  --container: 1320px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  font-size: 16px;
  line-height: 1.6;
}
img{ max-width: 100%; display: block; }
a{ color: inherit; text-decoration: none; }
ul{ margin: 0; padding: 0; list-style: none; }
h1,h2,h3,h4,p{ margin: 0; }
button{ font-family: inherit; cursor: pointer; }
:focus-visible{ outline: 2px solid var(--ink); outline-offset: 3px; }
@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
}

.container{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-4);
}

/* ---------- Eyebrow / Index / Utility text ---------- */
.eyebrow{
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  font-weight: 600;
  color: var(--gray-600);
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
}
.eyebrow::before{
  content: '';
  width: 28px;
  height: 1px;
  background: var(--gray-600);
}
.index-num{
  font-family: var(--font-display);
  font-variant-numeric: tabular-nums;
}

.section-head{
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-4);
  margin-bottom: var(--sp-6);
  border-bottom: 1px solid var(--line);
  padding-bottom: var(--sp-4);
}
.section-head h2{
  font-family: var(--font-display);
  font-size: clamp(28px, 3.4vw, 44px);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-top: var(--sp-2);
}
.section-tag{
  font-family: var(--font-display);
  font-style: italic;
  color: var(--gray-600);
  font-size: 15px;
  max-width: 360px;
  text-align: right;
}

.btn{
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 16px 32px;
  background: var(--ink);
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
  border: 1px solid var(--ink);
  transition: background 0.4s var(--ease), color 0.4s var(--ease), transform 0.4s var(--ease);
}
.btn::after{ content: '\2192'; transition: transform 0.4s var(--ease); }
.btn:hover{ background: transparent; color: var(--ink); }
.btn:hover::after{ transform: translateX(4px); }
.btn-outline{
  background: transparent;
  color: var(--ink);
}
.btn-outline:hover{ background: var(--ink); color: var(--paper); }
.btn-light{
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}
.btn-light:hover{ background: transparent; color: var(--paper); }

/* ---------- Reveal animation hook ---------- */
.reveal{ opacity: 0; transform: translateY(28px); transition: opacity 0.9s var(--ease), transform 0.9s var(--ease); }
.reveal.is-visible{ opacity: 1; transform: translateY(0); }

/* ==========================================================================
   HEADER
   ========================================================================== */
.site-header{
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: var(--sp-3) 0;
  transition: padding 0.4s var(--ease), background 0.4s var(--ease), border-color 0.4s var(--ease);
  border-bottom: 1px solid transparent;
}
.site-header .container{
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.site-header.is-scrolled{
  background: rgba(250, 249, 246, 0.92);
  backdrop-filter: blur(10px);
  padding: var(--sp-2) 0;
  border-bottom-color: var(--line);
}
.logo{
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.logo span{ font-style: italic; font-weight: 400; color: var(--gray-600); }

.nav-desktop{ display: flex; gap: var(--sp-4); }
.nav-desktop a{
  font-size: 13px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-weight: 500;
  position: relative;
  padding-bottom: 4px;
}
.nav-desktop a::after{
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 0; height: 1px;
  background: var(--ink);
  transition: width 0.35s var(--ease);
}
.nav-desktop a:hover::after{ width: 100%; }

.header-actions{ display: flex; align-items: center; gap: var(--sp-3); }
.header-actions .btn{ padding: 12px 24px; font-size: 12px; }

.menu-toggle{
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: var(--sp-1);
}
.menu-toggle span{ width: 24px; height: 1.5px; background: var(--ink); transition: all 0.35s var(--ease); }
.menu-toggle.is-active span:nth-child(1){ transform: translateY(6.5px) rotate(45deg); }
.menu-toggle.is-active span:nth-child(2){ opacity: 0; }
.menu-toggle.is-active span:nth-child(3){ transform: translateY(-6.5px) rotate(-45deg); }

.mobile-menu{
  position: fixed;
  inset: 0;
  background: var(--ink);
  color: var(--paper);
  z-index: 999;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--sp-5);
  transform: translateY(-100%);
  transition: transform 0.55s var(--ease);
}
.mobile-menu.is-open{ transform: translateY(0); }
.mobile-menu nav{ display: flex; flex-direction: column; gap: var(--sp-3); }
.mobile-menu a{
  font-family: var(--font-display);
  font-size: clamp(28px, 8vw, 40px);
  font-weight: 500;
  border-bottom: 1px solid rgba(250,249,246,0.15);
  padding-bottom: var(--sp-2);
}
.mobile-menu .mobile-meta{
  margin-top: var(--sp-6);
  font-size: 13px;
  color: var(--gray-400);
  letter-spacing: 0.04em;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero{
  position: relative;
  height: 100vh;
  min-height: 640px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: var(--paper);
}
.hero-media{
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img{
  width: 100%; height: 100%;
  object-fit: cover;
  filter: grayscale(100%) contrast(1.08) brightness(0.78);
  transform: scale(1.08);
  animation: heroZoom 18s ease-out forwards;
}
@keyframes heroZoom{ to{ transform: scale(1); } }
.hero-media::after{
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(10,10,10,0.45) 0%, rgba(10,10,10,0.25) 40%, rgba(10,10,10,0.85) 100%);
}
.hero-content{
  position: relative;
  z-index: 1;
  width: 100%;
  padding: 0 var(--sp-4) var(--sp-8);
}
.hero-content .inner{
  max-width: var(--container);
  margin: 0 auto;
}
.hero .eyebrow{ color: rgba(250,249,246,0.75); opacity: 0; transform: translateY(16px); transition: opacity 1s var(--ease) 0.2s, transform 1s var(--ease) 0.2s; }
.hero .eyebrow::before{ background: rgba(250,249,246,0.6); }
.hero .eyebrow.is-visible{ opacity: 1; transform: translateY(0); }
.hero-fade{ opacity: 0; transform: translateY(22px); transition: opacity 1s var(--ease) 0.4s, transform 1s var(--ease) 0.4s; }
.hero-fade.delay-1{ transition-delay: 0.55s; }
.hero-content.is-visible .hero-fade{ opacity: 1; transform: translateY(0); }
.hero h1{
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(40px, 6.4vw, 92px);
  line-height: 1.04;
  letter-spacing: -0.02em;
  margin: var(--sp-3) 0 var(--sp-4);
  max-width: 16ch;
}
.hero h1 em{ font-style: italic; font-weight: 400; color: rgba(250,249,246,0.7); }
.hero-foot{
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: var(--sp-4);
  border-top: 1px solid rgba(250,249,246,0.25);
  padding-top: var(--sp-4);
  flex-wrap: wrap;
}
.hero-desc{ max-width: 36ch; font-size: 16px; color: rgba(250,249,246,0.85); }
.scroll-cue{
  position: absolute;
  right: var(--sp-4);
  bottom: var(--sp-5);
  z-index: 1;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  color: rgba(250,249,246,0.6);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  writing-mode: vertical-rl;
}
.scroll-cue::after{ content:''; width: 1px; height: 48px; background: rgba(250,249,246,0.4); display:block; }

/* ==========================================================================
   WHO WE ARE
   ========================================================================== */
.who-we-are{ padding: var(--sp-8) 0; }
.who-grid{
  display: grid;
  grid-template-columns: 0.9fr 1.4fr;
  gap: var(--sp-7);
  align-items: start;
}
.who-grid h2{
  font-family: var(--font-display);
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.who-copy p{
  font-size: 19px;
  line-height: 1.7;
  color: var(--gray-700);
  margin-bottom: var(--sp-3);
  max-width: 60ch;
}
.who-copy p:first-child{ font-family: var(--font-display); font-size: 23px; color: var(--ink); font-weight: 400; }

/* ==========================================================================
   METRICS
   ========================================================================== */
.metrics{
  background: var(--ink);
  color: var(--paper);
  padding: var(--sp-7) 0;
}
.metrics-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.metric{
  padding: var(--sp-3) var(--sp-4);
  border-left: 1px solid rgba(250,249,246,0.18);
  text-align: left;
}
.metric:first-child{ border-left: none; padding-left: 0; }
.metric .num{
  font-family: var(--font-display);
  font-size: clamp(40px, 5vw, 64px);
  font-weight: 500;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 2px;
}
.metric .label{
  margin-top: var(--sp-1);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-400);
}

/* ==========================================================================
   INDUSTRIES — ledger rows
   ========================================================================== */
.industries{ padding: var(--sp-8) 0; }
.ledger{ border-top: 1px solid var(--line); }
.ledger-row{
  display: grid;
  grid-template-columns: 64px 1.1fr 1.6fr 160px;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--line);
  transition: background 0.4s var(--ease), padding-left 0.4s var(--ease);
  cursor: default;
}
.ledger-row:hover{ background: var(--paper-dim); padding-left: var(--sp-2); }
.ledger-row .ri-num{
  font-family: var(--font-display);
  font-style: italic;
  color: var(--gray-400);
  font-size: 18px;
}
.ledger-row h3{
  font-family: var(--font-display);
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 500;
}
.ledger-row p{ color: var(--gray-600); font-size: 15px; max-width: 48ch; }
.ledger-row .ri-thumb{
  justify-self: end;
  width: 130px;
  height: 84px;
  overflow: hidden;
  border-radius: 1px;
}
.ledger-row .ri-thumb img{
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(100%) contrast(1.05);
  transition: transform 0.6s var(--ease);
}
.ledger-row:hover .ri-thumb img{ transform: scale(1.07); }

/* ==========================================================================
   SERVICES — split interactive
   ========================================================================== */
.services{ padding: var(--sp-8) 0; background: var(--paper-dim); }
.services-grid{
  display: grid;
  grid-template-columns: 0.95fr 1.3fr;
  gap: var(--sp-7);
  align-items: stretch;
}
.service-list{ border-top: 1px solid var(--line); }
.service-item{
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--line);
  cursor: pointer;
  transition: padding-left 0.35s var(--ease);
}
.service-item:hover{ padding-left: var(--sp-1); }
.service-icon{
  width: 36px; height: 36px;
  flex: none;
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  transition: background 0.35s var(--ease), border-color 0.35s var(--ease);
}
.service-icon svg{ width: 16px; height: 16px; stroke: var(--ink); transition: stroke 0.35s var(--ease); }
.service-item .ri-num{ font-family: var(--font-display); font-style: italic; color: var(--gray-400); font-size: 14px; width: 22px; }
.service-item h3{ font-family: var(--font-display); font-size: 20px; font-weight: 500; flex: 1; }
.service-item p{ display: none; font-size: 14px; color: var(--gray-600); margin-top: 4px; }
.service-item.is-active{ padding-left: var(--sp-2); }
.service-item.is-active .service-icon{ background: var(--ink); border-color: var(--ink); }
.service-item.is-active .service-icon svg{ stroke: var(--paper); }
.service-item.is-active h3{ }
.service-item.is-active .text-wrap{ display: block; }
.service-item .text-wrap{ flex: 1; }
.service-item.is-active p{ display: block; }

.service-visual{
  position: relative;
  overflow: hidden;
  min-height: 420px;
}
.service-visual img{
  position: absolute; inset: 0;
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(100%) contrast(1.05) brightness(0.92);
  opacity: 0;
  transition: opacity 0.6s var(--ease);
}
.service-visual img.is-active{ opacity: 1; }
.service-visual::after{
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(0deg, rgba(10,10,10,0.55), rgba(10,10,10,0) 50%);
}
.service-visual-label{
  position: absolute;
  left: var(--sp-3); bottom: var(--sp-3);
  z-index: 1;
  color: var(--paper);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 18px;
}

/* ==========================================================================
   LEADERSHIP
   ========================================================================== */
.leadership{ padding: var(--sp-8) 0; }
.leader-card{
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: var(--sp-7);
  align-items: center;
  border-top: 1px solid var(--line);
  padding-top: var(--sp-6);
}
.leader-portrait{
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--paper-dim);
}
.leader-portrait img{
  width: 100%; height: 100%; object-fit: cover;
  filter: grayscale(100%) contrast(1.05);
}
.leader-name{
  font-family: var(--font-display);
  font-size: clamp(30px, 3.6vw, 46px);
  font-weight: 500;
}
.leader-title{
  margin-top: var(--sp-1);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--gray-600);
}
.leader-quote{
  margin-top: var(--sp-4);
  font-family: var(--font-display);
  font-style: italic;
  font-size: 21px;
  line-height: 1.55;
  max-width: 52ch;
  color: var(--gray-700);
  border-left: 2px solid var(--ink);
  padding-left: var(--sp-3);
}

/* ==========================================================================
   SOCIETY
   ========================================================================== */
.society{ padding: var(--sp-8) 0; background: var(--ink); color: var(--paper); }
.society .section-head{ border-bottom-color: rgba(250,249,246,0.18); }
.society .section-tag{ color: var(--gray-400); }
.society-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}
.society-card{
  padding-top: var(--sp-3);
  border-top: 1px solid rgba(250,249,246,0.22);
}
.society-icon{ width: 32px; height: 32px; margin-bottom: var(--sp-3); }
.society-icon svg{ width: 100%; height: 100%; stroke: var(--paper); }
.society-card h3{ font-family: var(--font-display); font-size: 19px; font-weight: 500; margin-bottom: var(--sp-1); }
.society-card p{ font-size: 14px; color: var(--gray-400); line-height: 1.6; }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact{ padding: var(--sp-8) 0; background: var(--paper-dim); }
.contact-grid{
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--sp-7);
  align-items: start;
}
.contact-info h2{
  font-family: var(--font-display);
  font-size: clamp(28px, 3.2vw, 42px);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin-top: var(--sp-2);
  margin-bottom: var(--sp-4);
}
.contact-info h2 em{ font-style: italic; font-weight: 400; color: var(--gray-600); }
.contact-info p{
  font-size: 15px;
  color: var(--gray-700);
  line-height: 1.7;
  margin-bottom: var(--sp-5);
  max-width: 38ch;
}
.contact-details{ border-top: 1px solid var(--line); padding-top: var(--sp-4); display: flex; flex-direction: column; gap: var(--sp-3); }
.contact-detail-row{ display: flex; flex-direction: column; gap: 4px; }
.contact-detail-row .det-label{ font-size: 11px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gray-400); }
.contact-detail-row .det-value{ font-size: 15px; color: var(--ink); }

/* Form */
.contact-form{ background: var(--paper); border: 1px solid var(--line); padding: var(--sp-5); }
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-4); }
.form-group{ display: flex; flex-direction: column; margin-bottom: var(--sp-4); }
.form-group label{
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gray-600);
  margin-bottom: var(--sp-1);
}
.form-group input,
.form-group select,
.form-group textarea{
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: var(--sp-2) 0;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  outline: none;
  width: 100%;
  border-radius: 0;
  -webkit-appearance: none;
  transition: border-color 0.3s var(--ease);
}
.form-group input::placeholder,
.form-group textarea::placeholder{ color: var(--gray-400); font-size: 14px; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{ border-bottom-color: var(--ink); }
.form-group select{ cursor: pointer; }
.form-group select option{ background: var(--paper); color: var(--ink); }
.form-group textarea{ resize: none; height: 120px; line-height: 1.6; }
.form-foot{
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line);
  flex-wrap: wrap;
}
.form-note{ font-size: 12px; color: var(--gray-400); }
.form-success{
  display: none;
  padding: var(--sp-4);
  border: 1px solid var(--line);
  text-align: center;
  font-family: var(--font-display);
  font-style: italic;
  font-size: 20px;
  color: var(--ink);
  margin-top: var(--sp-4);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{
  background: var(--ink);
  color: var(--paper);
  padding: var(--sp-6) 0 var(--sp-3);
}
.footer-top{
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: var(--sp-5);
  padding-bottom: var(--sp-5);
  border-bottom: 1px solid rgba(250,249,246,0.18);
}
.footer-logo{ font-family: var(--font-display); font-size: 24px; }
.footer-logo span{ font-style: italic; color: var(--gray-400); }
.footer-desc{ margin-top: var(--sp-2); font-size: 14px; color: var(--gray-400); max-width: 36ch; line-height: 1.6; }
.footer-col h4{ font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gray-400); margin-bottom: var(--sp-3); }
.footer-col a, .footer-col p{ display: block; font-size: 14px; margin-bottom: var(--sp-2); color: rgba(250,249,246,0.85); }
.footer-col a:hover{ color: var(--paper); text-decoration: underline; }
.footer-bottom{
  display: flex;
  justify-content: space-between;
  padding-top: var(--sp-3);
  font-size: 12px;
  color: var(--gray-400);
  flex-wrap: wrap;
  gap: var(--sp-2);
}

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px){
  :root{ --sp-8: 96px; --sp-9: 120px; }
  .nav-desktop{ display: none; }
  .menu-toggle{ display: flex; }
  .header-actions .btn{ display: none; }
  .who-grid{ grid-template-columns: 1fr; gap: var(--sp-4); }
  .metrics-grid{ grid-template-columns: repeat(2, 1fr); row-gap: var(--sp-4); }
  .metric:nth-child(3){ border-left: none; padding-left: 0; }
  .services-grid{ grid-template-columns: 1fr; }
  .service-visual{ min-height: 320px; order: -1; }
  .leader-card{ grid-template-columns: 240px 1fr; gap: var(--sp-4); }
  .society-grid{ grid-template-columns: repeat(2, 1fr); gap: var(--sp-5) var(--sp-4); }
  .contact-grid{ grid-template-columns: 1fr; gap: var(--sp-5); }
  .footer-top{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px){
  :root{ --sp-7: 64px; --sp-8: 80px; }
  .container{ padding: 0 var(--sp-3); }
  .section-head{ flex-direction: column; align-items: flex-start; gap: var(--sp-2); }
  .section-tag{ text-align: left; }
  .ledger-row{ grid-template-columns: 36px 1fr; row-gap: var(--sp-1); }
  .ledger-row p{ grid-column: 2 / 3; }
  .ledger-row .ri-thumb{ display: none; }
  .leader-card{ grid-template-columns: 1fr; }
  .leader-portrait{ max-width: 280px; }
  .contact-form{ padding: var(--sp-4) var(--sp-3); }
  .footer-top{ grid-template-columns: 1fr; gap: var(--sp-4); }
}

@media (max-width: 560px){
  .hero h1{ max-width: 100%; }
  .hero-foot{ flex-direction: column; align-items: flex-start; }
  .metrics-grid{ grid-template-columns: 1fr 1fr; }
  .society-grid{ grid-template-columns: 1fr; }
  .form-row{ grid-template-columns: 1fr; }
  .footer-bottom{ flex-direction: column; }
}