/* =========================================================
   CERULYN — Mother-of-pearl brand site
   No external JS dependencies. Google Fonts is the only
   remote request, and the page works even if it fails.
   ========================================================= */

:root{
  --cerulean:#007BA7;
  --ocean:#00384D;
  --terracotta:#C87D65;
  --linen:#F7F5F0;
  --sage:#E0E7E3;
  --gold:#C9A24B;
  --white:#FFFFFF;
  --text:#00384D;
  --muted:rgba(0,56,77,0.66);
  --muted-soft:rgba(0,56,77,0.46);
  --hairline:rgba(0,56,77,0.12);
  --serif:'Playfair Display', Georgia, 'Times New Roman', serif;
  --sans:'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--sans);
  color:var(--text);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
  background:
    radial-gradient(ellipse 900px 560px at 14% 8%, rgba(0,123,167,0.09), transparent 60%),
    radial-gradient(ellipse 800px 560px at 88% 14%, rgba(200,125,101,0.12), transparent 60%),
    radial-gradient(ellipse 1000px 700px at 50% 100%, rgba(224,231,227,0.5), transparent 65%),
    linear-gradient(180deg, #FDFCFA 0%, #F5F3EE 100%);
}
a{color:inherit;text-decoration:none;}
ul{list-style:none;}
img{display:block;max-width:100%;}

.wrap{max-width:1120px;margin:0 auto;padding:0 32px;position:relative;z-index:2;}

.eyebrow{
  font-family:var(--sans);font-size:11.5px;font-weight:700;letter-spacing:3px;
  text-transform:uppercase;color:var(--terracotta);margin-bottom:16px;display:block;
}
h1,h2,h3{font-family:var(--serif);color:var(--ocean);font-weight:600;line-height:1.18;}
h2{font-size:clamp(27px,4vw,42px);margin-bottom:18px;}
.section-sub{font-size:16px;color:var(--muted);max-width:600px;}
em{font-style:italic;color:var(--terracotta);}

.btn{
  display:inline-flex;align-items:center;gap:8px;padding:15px 30px;border-radius:100px;
  font-family:var(--sans);font-weight:600;font-size:14px;letter-spacing:0.3px;cursor:pointer;
  border:1.5px solid transparent;transition:all .25s ease;
}
.btn-solid{background:var(--ocean);color:var(--white);}
.btn-solid:hover{background:var(--cerulean);transform:translateY(-1px);}
.btn-line{border-color:var(--ocean);color:var(--ocean);}
.btn-line:hover{background:var(--ocean);color:var(--white);}

/* ---------- NAV ---------- */
header{
  position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(253,252,250,0.82);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--hairline);
}
nav{display:flex;align-items:center;justify-content:space-between;max-width:1120px;margin:0 auto;padding:20px 32px;}
.logo{font-family:var(--serif);font-weight:700;font-size:21px;color:var(--ocean);letter-spacing:1px;}
.nav-links{display:flex;align-items:center;gap:34px;}
.nav-links a{font-size:14px;font-weight:500;color:var(--text);opacity:0.75;transition:opacity .2s;}
.nav-links a:hover{opacity:1;}
.nav-cta{padding:10px 22px;border-radius:100px;background:var(--ocean);color:var(--white);font-size:13.5px;font-weight:600;}
.nav-cta:hover{background:var(--cerulean);}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;}
.nav-toggle span{display:block;width:22px;height:1.5px;background:var(--ocean);margin:5px 0;}

/* ---------- Section scaffolding ---------- */
section{position:relative;padding:130px 0;overflow:hidden;}
.scene-num{
  font-family:var(--serif);font-size:13px;color:var(--gold);letter-spacing:2px;margin-bottom:14px;display:block;
}

/* Fade-up reveal (progressive enhancement via IntersectionObserver in script.js;
   content is fully visible by default so it never depends on JS to be readable) */
.reveal{opacity:1;transform:none;transition:opacity .8s ease, transform .8s ease;}
.reveal.js-hidden{opacity:0;transform:translateY(24px);}
.reveal.js-visible{opacity:1;transform:translateY(0);}

/* ---------- Decorative pearl-material art ---------- */
.art{position:absolute;z-index:0;pointer-events:none;user-select:none;}
.art img{width:100%;height:auto;display:block;}

/* ---------- HERO ---------- */
.hero{min-height:96vh;display:flex;align-items:center;padding-top:90px;}
.hero .art-shell{width:640px;top:-140px;right:-160px;opacity:0.92;}
.hero .art-tracery{width:320px;top:120px;left:-60px;opacity:0.55;}
.hero-inner{max-width:900px;margin:0 auto;padding:60px 32px 40px;text-align:center;position:relative;z-index:2;}
.hero-inner .eyebrow{text-align:center;}
.hero-inner h1{font-size:clamp(30px,4.6vw,50px);max-width:820px;margin:0 auto 30px;font-weight:600;}
.hero-essence{font-family:var(--serif);font-style:italic;font-size:19px;color:var(--cerulean);margin-bottom:44px;}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}

/* ---------- BELIEF ---------- */
.belief .art-shell{width:520px;bottom:-220px;left:-200px;opacity:0.7;transform:rotate(-8deg);}
.belief .content{max-width:620px;}

/* ---------- STANDARD ---------- */
.standard .art-shell{width:420px;top:-160px;right:-180px;opacity:0.55;transform:rotate(20deg) scaleX(-1);}
.standard .content{max-width:620px;margin-left:auto;text-align:right;}
.criteria-list{margin-top:28px;text-align:left;}
.criteria-item{display:flex;gap:16px;align-items:flex-start;padding:18px 0;border-top:1px solid var(--hairline);}
.criteria-item:last-child{border-bottom:1px solid var(--hairline);}
.criteria-item .bullet{width:30px;height:30px;flex-shrink:0;margin-top:2px;}
.criteria-item h3{font-size:16.5px;margin-bottom:5px;}
.criteria-item p{font-size:14.5px;color:var(--muted);}

/* ---------- CRAFT ---------- */
.craft .art-shell{width:480px;bottom:-200px;right:-190px;opacity:0.65;}
.craft .content{max-width:620px;}

/* ---------- WHITESPACE ---------- */
.whitespace{background:rgba(224,231,227,0.35);}
.whitespace .art-tracery{width:380px;top:-40px;left:50%;transform:translateX(-50%);opacity:0.4;}
.whitespace .content{max-width:660px;margin:0 auto;text-align:center;position:relative;z-index:2;}
.whitespace .content .eyebrow{text-align:center;}

/* ---------- PHILOSOPHY ---------- */
.philosophy{min-height:78vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 0;}
.philosophy .art-bottle{width:340px;left:50%;top:50%;transform:translate(-50%,-50%);opacity:0.5;}
.philosophy-inner{position:relative;z-index:2;max-width:780px;margin:0 auto;padding:0 32px;}
.philosophy blockquote{
  font-family:var(--serif);font-style:italic;font-weight:500;
  font-size:clamp(30px,5vw,54px);color:var(--ocean);margin:0 auto 18px;line-height:1.25;
}
.philosophy .sub-line{font-size:15px;color:var(--muted-soft);}

/* ---------- CONTACT ---------- */
.contact .art-shell{width:360px;bottom:-160px;left:-150px;opacity:0.5;transform:rotate(-30deg);}
.contact-grid{display:grid;grid-template-columns:0.85fr 1.15fr;gap:60px;position:relative;z-index:2;}
.contact-info p{color:var(--muted);font-size:16px;margin-bottom:30px;max-width:400px;}
.contact-detail{display:flex;align-items:center;gap:12px;margin-bottom:14px;font-size:14px;color:var(--ocean);font-weight:500;}
.contact-detail svg{width:17px;height:17px;stroke:var(--cerulean);flex-shrink:0;}

.form-card{
  background:rgba(255,255,255,0.88);backdrop-filter:blur(10px);
  border-radius:20px;padding:42px;box-shadow:0 40px 80px -40px rgba(0,56,77,0.2);border:1px solid var(--hairline);
}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:12px;font-weight:600;color:var(--ocean);margin-bottom:7px;}
.field input,.field select,.field textarea{
  width:100%;padding:12px 15px;border-radius:10px;border:1.5px solid var(--sage);
  background:var(--linen);font-family:var(--sans);font-size:14px;color:var(--text);transition:border-color .2s;
}
.field textarea{resize:vertical;min-height:90px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--cerulean);background:var(--white);}
.field.required label::after{content:" *";color:var(--terracotta);}
.form-submit{width:100%;justify-content:center;margin-top:2px;border:none;font-size:14px;padding:15px;}
.form-note{font-size:11.5px;color:var(--muted-soft);margin-top:12px;text-align:center;}
.form-success{display:none;text-align:center;padding:30px 4px;}
.form-success.show{display:block;}
.form-success .s-icon{width:52px;height:52px;border-radius:50%;background:var(--sage);display:flex;align-items:center;justify-content:center;margin:0 auto 16px;}
.form-success .s-icon svg{width:22px;height:22px;stroke:var(--cerulean);}
#cerulynForm.hide{display:none;}

/* ---------- FOOTER ---------- */
footer{background:var(--ocean);color:rgba(255,255,255,0.6);padding:50px 0 26px;position:relative;z-index:2;}
.footer-top{display:flex;justify-content:space-between;align-items:flex-start;flex-wrap:wrap;gap:26px;margin-bottom:32px;}
.footer-logo{font-family:var(--serif);font-size:19px;color:var(--white);margin-bottom:8px;}
.footer-tag{font-size:13px;max-width:280px;color:rgba(255,255,255,0.5);}
.footer-links{display:flex;gap:36px;flex-wrap:wrap;}
.footer-col h4{font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:rgba(255,255,255,0.8);margin-bottom:10px;}
.footer-col a{display:block;font-size:13px;margin-bottom:8px;color:rgba(255,255,255,0.55);}
.footer-col a:hover{color:var(--white);}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.12);padding-top:20px;font-size:12px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;color:rgba(255,255,255,0.4);}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .nav-links{display:none;}
  .nav-toggle{display:block;}
  .standard .content{margin-left:0;text-align:left;}
  .contact-grid{grid-template-columns:1fr;}
  .art{opacity:0.35 !important;}
}
@media (max-width:560px){
  .wrap{padding:0 20px;}
  section{padding:90px 0;}
  .form-card{padding:26px 20px;}
  .form-row{grid-template-columns:1fr;}
  .art{display:none;}
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  .reveal{transition:none;}
}