/* ============================================================
   CHOICE DIAMONDS — v3 premium system
   Apple x Rolex x Bloomberg x Sotheby's: white space, restraint, trust.
   paper #FFFFFF / #F7F6F3 · ink #101012 · ink-soft #5B5B57 · accent #7A5A2E (used sparingly)
   ============================================================ */

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

@font-face{
  font-family:'Tadao';
  src:url('../fonts/Tadao-Regular.otf') format('opentype');
  font-weight:400 700;
  font-style:normal;
  font-display:swap;
}

:root{
  --paper: #FFFFFF;
  --paper-soft: #F7F6F3;
  --paper-deep: #F0EEE9;
  --ink: #101012;
  --ink-soft: #5B5B57;
  --ink-faint: #8C8B85;
  --accent: #7A5A2E;
  --accent-soft: #9C7A45;
  --line: #E6E4DE;
  --white: #FFFFFF;
  --max: 1220px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:'Inter', sans-serif;
  font-weight:400;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

h1,h2,h3,h4{
  font-family:'Tadao', 'Playfair Display', serif;
  font-weight:500;
  margin:0;
  color:var(--ink);
  letter-spacing:-0.01em;
}

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

.wrap{
  max-width:var(--max);
  margin:0 auto;
  padding:0 40px;
}

.eyebrow{
  font-family:'Inter', sans-serif;
  font-size:12px;
  font-weight:600;
  letter-spacing:0.2em;
  text-transform:uppercase;
  color:var(--accent);
}

.rule{
  width:44px;
  height:1px;
  background:var(--ink);
  border:none;
  margin:20px 0;
}
.rule.center{margin:20px auto;}

:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
}
.skip-link{
  position:absolute; left:-9999px; top:0;
  background:var(--ink); color:var(--white);
  padding:12px 20px; z-index:200; font-size:13px;
}
.skip-link:focus{left:16px; top:16px;}

@media (prefers-reduced-motion: reduce){
  *{animation-duration:0.001ms !important; transition-duration:0.001ms !important;}
}

/* ---------------- HEADER / NAV ---------------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,0.82);
  backdrop-filter:saturate(160%) blur(14px);
  -webkit-backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--line);
}
.site-header.menu-open{
  background:var(--paper);
  backdrop-filter:none;
  -webkit-backdrop-filter:none;
}
.nav{
  max-width:var(--max);
  margin:0 auto;
  padding:20px 40px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.brand-mark{display:flex; flex-direction:column; line-height:1;}
.brand-mark .word{
  font-family:'Tadao', 'Playfair Display', serif;
  font-size:22px;
  letter-spacing:0.06em;
  font-weight:600;
}
.brand-mark .sub{
  font-family:'Inter', sans-serif;
  font-size:9px;
  letter-spacing:0.42em;
  color:var(--accent);
  margin-top:3px;
  padding-left:2px;
}
.nav-links{
  display:flex;
  align-items:center;
  gap:34px;
  font-size:13px;
  letter-spacing:0.03em;
  font-weight:500;
}
.nav-links a{
  position:relative;
  padding-bottom:4px;
  color:var(--ink-soft);
  transition:color .2s ease;
}
.nav-links a:hover, .nav-links a[aria-current="page"]{color:var(--ink);}
.nav-links a[aria-current="page"]::after{
  content:"";
  position:absolute; left:0; right:0; bottom:0;
  height:1px; background:var(--ink);
}
.nav-phone{
  font-size:13px;
  color:var(--ink-soft);
  font-weight:500;
}
.burger{display:none;}

@media (max-width:1080px){
  .nav-links{gap:22px; font-size:12px;}
}
@media (max-width:760px){
  .nav-links{
    position:fixed; inset:70px 0 0 0;
    background:var(--paper);
    box-shadow:0 18px 32px rgba(16,16,18,0.10);
    flex-direction:column;
    justify-content:flex-start;
    padding:36px 32px;
    gap:26px;
    transform:translateY(-8px);
    opacity:0;
    pointer-events:none;
    transition:opacity .25s ease, transform .25s ease;
  }
  .nav-links.open{opacity:1; transform:translateY(0); pointer-events:auto;}
  .nav-phone{display:none;}
  .burger{
    display:block;
    background:none; border:1px solid var(--line);
    width:40px; height:40px; border-radius:2px;
    cursor:pointer;
  }
  .burger span{
    display:block; width:18px; height:1px; background:var(--ink);
    margin:4px auto;
  }
}

/* ---------------- HERO v3: full-screen, restrained ---------------- */
.hero-full{
  position:relative;
  min-height:92vh;
  display:flex;
  align-items:flex-end;
  overflow:hidden;
  background:var(--ink);
}
.hero-full img{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
  object-position:center 28%;
}
.hero-full::after{
  content:"";
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(16,16,18,0.05) 0%, rgba(16,16,18,0.1) 45%, rgba(16,16,18,0.82) 100%);
}
.hero-full-inner{
  position:relative; z-index:2;
  width:100%;
  padding:64px 0 96px;
}
.hero-full .eyebrow{color:#D9C9AE;}
.hero-full h1{
  color:var(--white);
  font-size:clamp(34px, 5.4vw, 64px);
  line-height:1.08;
  max-width:16ch;
  margin-top:18px;
  font-weight:500;
}
.hero-full p{
  color:#D8D6D0;
  max-width:48ch;
  margin-top:22px;
  font-size:17px;
  font-weight:300;
  line-height:1.7;
}
.hero-full-actions{margin-top:34px; display:flex; gap:16px; flex-wrap:wrap;}

.btn{
  display:inline-block;
  padding:15px 32px;
  font-size:13px;
  letter-spacing:0.04em;
  font-weight:500;
  border-radius:2px;
  transition:all .25s ease;
}
.btn-primary{
  background:var(--ink);
  color:var(--white);
  border:1px solid var(--ink);
}
.btn-primary:hover{background:#2A2A2C; border-color:#2A2A2C;}
.btn-ghost{
  color:var(--white);
  border:1px solid rgba(255,255,255,0.45);
}
.btn-ghost:hover{border-color:#fff; background:rgba(255,255,255,0.08);}
.btn-outline-dark{
  color:var(--ink);
  border:1px solid var(--ink);
  background:transparent;
}
.btn-outline-dark:hover{background:var(--ink); color:var(--paper);}

/* ---------------- SECTION SCAFFOLDING ---------------- */
section{padding:120px 0;}
.section-tight{padding:80px 0;}
.section-head{max-width:640px; margin-bottom:64px;}
.section-head h2{font-size:clamp(30px, 4vw, 44px); margin-top:16px; font-weight:500;}
.section-head p{color:var(--ink-soft); margin-top:18px; font-size:16px; line-height:1.75;}
.bg-soft{background:var(--paper-soft);}
.bg-ink{background:var(--ink); color:var(--paper);}
.bg-ink .eyebrow{color:#D9C9AE;}
.bg-ink h2, .bg-ink h3{color:var(--white);}
.bg-ink p{color:#B9B7B1;}
.bg-ink .rule{background:#D9C9AE;}

/* ---------------- STAT / PILLARS ROW ---------------- */
.pillars{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.pillar{
  background:var(--paper);
  padding:48px 38px;
}
.pillar .num{
  font-family:'Tadao','Playfair Display', serif;
  font-size:15px;
  letter-spacing:.06em;
  color:var(--accent);
  font-style:italic;
  font-weight:500;
}
.pillar h4{font-size:18px; margin-top:14px; font-weight:500;}
.pillar p{font-size:14.5px; color:var(--ink-soft); margin-top:12px; line-height:1.7;}
@media (max-width:760px){
  .pillars{grid-template-columns:1fr;}
}

/* ---------------- IMAGE + TEXT SPLIT ---------------- */
.split{
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:80px;
  align-items:center;
}
.split.reverse{grid-template-columns:0.95fr 1.05fr;}
.split.reverse .split-media{order:2;}
.split.reverse .split-text{order:1;}
@media (max-width:900px){
  .split, .split.reverse{grid-template-columns:1fr; gap:40px;}
  .split.reverse .split-media{order:1;}
  .split.reverse .split-text{order:2;}
}
.split-text h2{font-size:clamp(26px,3.6vw,38px); font-weight:500;}
.split-text p{color:var(--ink-soft); margin-top:18px; line-height:1.75;}

.loupe-frame{
  position:relative;
  overflow:hidden;
  border-radius:2px;
  background:var(--paper-deep);
}
.loupe-frame img{
  width:100%; height:100%; object-fit:cover;
  transition:transform .8s cubic-bezier(.2,.7,.2,1);
}
.loupe-frame:hover img{transform:scale(1.04);}

/* ---------------- GALLERY ---------------- */
.gallery{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:16px;
}
.gallery .loupe-frame:nth-child(1){grid-column:span 2; grid-row:span 2;}
.gallery .loupe-frame img{height:100%;}
@media (max-width:860px){
  .gallery{grid-template-columns:repeat(2, 1fr);}
  .gallery .loupe-frame:nth-child(1){grid-column:span 2; grid-row:span 1;}
}

/* ---------------- TRUST GRID ---------------- */
.trust-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.trust-item{
  background:var(--paper);
  padding:36px 32px;
  display:flex;
  gap:18px;
  align-items:flex-start;
}
.trust-item .mark{
  flex-shrink:0;
  width:32px; height:32px;
  border:1px solid var(--ink);
  border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color:var(--ink);
  font-family:'Tadao','Playfair Display',serif;
  font-style:italic;
  font-size:14px;
}
.trust-item h4{font-size:15.5px; margin-bottom:8px; font-weight:500;}
.trust-item p{font-size:13.5px; color:var(--ink-soft); line-height:1.65;}
@media (max-width:860px){
  .trust-grid{grid-template-columns:1fr;}
}

/* ---------------- VALUE CARDS ---------------- */
.value-cards{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:40px;
}
@media (max-width:860px){.value-cards{grid-template-columns:1fr;}}
.value-card h4{font-size:18px; margin-top:8px; font-weight:500;}
.value-card p{font-size:14.5px; color:var(--ink-soft); margin-top:12px; line-height:1.7;}

/* ---------------- QUOTE / TESTIMONIAL BLOCK ---------------- */
.quote-block{
  padding:130px 0;
  text-align:center;
}
.quote-block blockquote{
  margin:0 auto;
  max-width:28ch;
  font-family:'Tadao','Playfair Display', serif;
  font-style:italic;
  font-weight:400;
  font-size:clamp(24px, 3.2vw, 36px);
  line-height:1.4;
  color:var(--ink);
}
.quote-block cite{
  display:block;
  margin-top:26px;
  font-family:'Inter', sans-serif;
  font-style:normal;
  font-size:12px;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--accent);
}

/* ---------------- REVIEWS ---------------- */
.reviews-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
@media (max-width:900px){.reviews-grid{grid-template-columns:1fr;}}

.review-card{
  background:var(--paper);
  padding:40px 34px;
  display:flex;
  flex-direction:column;
  gap:20px;
}
.review-card .quote-mark{
  font-family:'Tadao','Playfair Display', serif;
  font-size:40px;
  color:var(--accent);
  line-height:0.6;
  font-style:italic;
}
.review-card p.quote{font-size:14.5px; color:var(--ink-soft); flex:1; line-height:1.75;}
.review-card .who{border-top:1px solid var(--line); padding-top:16px;}
.review-card .who .name{font-weight:600; font-size:14px;}
.review-card .who .role{font-size:12.5px; color:var(--ink-soft); margin-top:2px;}

/* ---------------- CTA BAND ---------------- */
.cta-band{
  padding:100px 0;
  text-align:center;
}
.cta-band h2{font-size:clamp(28px,4vw,40px); max-width:22ch; margin:16px auto 0; font-weight:500;}
.cta-band p{color:var(--ink-soft); max-width:48ch; margin:18px auto 0;}
.cta-band .btn-row{margin-top:36px; display:flex; gap:16px; justify-content:center; flex-wrap:wrap;}
.bg-ink .cta-band p{color:#B9B7B1;}

/* ---------------- CONTACT CARDS ---------------- */
.contact-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
@media (max-width:640px){.contact-grid{grid-template-columns:1fr;}}
.contact-card{
  background:var(--paper);
  padding:30px 28px;
  display:flex; gap:18px; align-items:flex-start;
}
.contact-card .avatar{
  width:44px; height:44px; border-radius:50%;
  border:1px solid var(--ink);
  display:flex; align-items:center; justify-content:center;
  color:var(--ink); flex-shrink:0;
  font-size:13px; font-weight:600;
}
.contact-card .name{font-weight:600; font-size:15px;}
.contact-card .tel{color:var(--ink-soft); font-size:14px; margin-top:4px;}

/* ---------------- CREDENTIALS STRIP ---------------- */
.credentials{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:44px 0;
}
.credentials .wrap{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:28px;
}
.credentials-stats{
  display:flex;
  gap:48px;
  flex-wrap:wrap;
}
.credentials-stats div{font-size:13px; color:var(--ink-soft);}
.credentials-stats strong{
  display:block;
  font-family:'Tadao','Playfair Display', serif;
  font-style:italic;
  font-size:24px;
  color:var(--ink);
  font-weight:500;
}
.credentials-member{
  font-size:13px;
  color:var(--ink-soft);
  max-width:40ch;
  text-align:right;
}
.credentials-member strong{color:var(--ink); font-weight:600;}
@media (max-width:760px){
  .credentials-member{text-align:left;}
}

/* ---------------- FAQ ---------------- */
.faq-list{border-top:1px solid var(--line);}
.faq-item{
  padding:30px 0;
  border-bottom:1px solid var(--line);
}
.faq-item h4{font-size:16.5px; font-weight:600; margin-bottom:12px;}
.faq-item p{font-size:14.5px; color:var(--ink-soft); line-height:1.75;}

/* ---------------- TEAM (bio grid) ---------------- */
.bio-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:36px;
}
@media (max-width:960px){.bio-grid{grid-template-columns:repeat(2, 1fr);}}
@media (max-width:560px){.bio-grid{grid-template-columns:1fr;}}
.bio-card{text-align:left;}
.bio-photo{
  width:100%;
  aspect-ratio:3/4;
  overflow:hidden;
  border-radius:2px;
  background:var(--paper-deep);
  margin-bottom:18px;
}
.bio-photo img{
  width:100%; height:100%;
  object-fit:cover;
  object-position:50% 18%;
}
.bio-photo.placeholder{
  display:flex; align-items:center; justify-content:center;
  border:1px dashed var(--line);
}
.bio-photo.placeholder .initials{
  font-family:'Tadao','Playfair Display',serif; font-style:italic; font-size:26px; color:var(--accent);
}
.bio-card .name{font-size:17px; font-weight:600;}
.bio-card .role{
  font-size:11px; letter-spacing:.1em; text-transform:uppercase;
  color:var(--accent); margin-top:4px; margin-bottom:12px;
}
.bio-card p{font-size:13.5px; color:var(--ink-soft); line-height:1.7;}

/* ---------------- CHARITY / FEATURE BAND ---------------- */
.charity-band{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  align-items:center;
  gap:0;
  border:1px solid var(--line);
}
@media (max-width:860px){.charity-band{grid-template-columns:1fr;}}
.charity-media{min-height:320px; position:relative;}
.charity-media img{position:absolute; inset:0; width:100%; height:100%; object-fit:cover;}
.charity-text{padding:52px 48px;}
.charity-text h3{font-size:clamp(20px,2.6vw,27px); margin-top:12px; font-weight:500;}
.charity-text p{color:var(--ink-soft); font-size:14.5px; margin-top:16px; line-height:1.75;}

/* ---------------- LOGO WATERMARK ---------------- */
.logo-watermark{position:relative; overflow:hidden;}
.logo-watermark .lw-img{
  position:absolute; right:-8%; top:-6%;
  width:42%; min-width:300px;
  opacity:0.06;
  pointer-events:none;
}
@media (max-width:760px){.logo-watermark .lw-img{display:none;}}

/* ---------------- PAGE HERO (about/diamonds/team/reviews) ---------------- */
.page-hero{
  padding:180px 0 88px;
  background:var(--paper-soft);
  border-bottom:1px solid var(--line);
}
.page-hero h1{font-size:clamp(36px,5vw,56px); margin-top:18px; font-weight:500;}
.page-hero p{color:var(--ink-soft); max-width:56ch; margin-top:20px; line-height:1.75;}

/* ---------------- FOOTER ---------------- */
.site-footer{
  background:var(--ink);
  color:#B9B7B1;
  padding:72px 0 30px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr 1fr 1fr;
  gap:48px;
}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr; gap:36px;}}
.footer-grid h5{
  font-family:'Inter'; color:#D9C9AE;
  font-size:11.5px; letter-spacing:.16em; text-transform:uppercase; margin-bottom:18px; font-weight:600;
}
.footer-grid p, .footer-grid a{font-size:14px; line-height:2; color:#B9B7B1;}
.footer-grid a:hover{color:var(--white);}
.footer-brand .word{
  font-family:'Tadao','Playfair Display', serif; font-size:22px; color:var(--white); letter-spacing:.06em; font-weight:600;
}
.footer-brand .sub{
  font-size:9px; letter-spacing:.4em; color:#D9C9AE; margin-top:5px; display:block;
}
.footer-brand p{margin-top:18px; max-width:32ch; color:#8C8A84;}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.1);
  margin-top:52px; padding-top:26px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-size:12.5px; color:#77756F;
}

/* ---------------- REVEAL ON SCROLL ---------------- */
.reveal{
  opacity:0;
  transform:translateY(22px);
  transition:opacity .8s cubic-bezier(.2,.7,.2,1), transform .8s cubic-bezier(.2,.7,.2,1);
}
.reveal.in{opacity:1; transform:translateY(0);}