/* Flint Digital V2 — Global Styles */

/* Noise Texture Overlay */
body::after{
  content:'';position:fixed;top:0;left:0;width:100%;height:100%;opacity:.4;
  background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.03'/%3E%3C/svg%3E");
  pointer-events:none;z-index:9999;
}

/* ===== FOCUS INDICATORS (a11y) ===== */
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{
  outline:2px solid var(--copper);outline-offset:2px;
}

/* Reveal Animations */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .8s ease,transform .8s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
.reveal-d1{transition-delay:.12s}
.reveal-d2{transition-delay:.24s}
.reveal-d3{transition-delay:.36s}
.reveal-d4{transition-delay:.48s}

/* Grid Background */
.grid-bg{
  position:fixed;top:0;left:0;width:100%;height:100%;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:80px 80px;pointer-events:none;z-index:0;
}

/* NAV */
nav{
  display:flex;justify-content:space-between;align-items:center;padding:0 48px;height:60px;
  position:fixed;top:0;left:0;right:0;z-index:10001;
  background:rgba(12,11,9,.95);backdrop-filter:blur(20px);border-bottom:1px solid var(--line);
}
.nav-left{display:flex;align-items:center;gap:24px}
.logo{
  font-family:var(--mono);font-size:18px;font-weight:700;letter-spacing:4px;
  text-transform:uppercase;color:var(--text2);text-decoration:none;
}
.logo span{color:var(--copper)}
.logo em{
  font-style:italic;font-weight:300;color:var(--copper);font-family:var(--sans);
  font-size:17px;letter-spacing:1px;text-transform:none;vertical-align:baseline;margin-left:-2px;
}
.nav-phone{
  color:var(--text)!important;font-family:var(--mono);font-size:12px;
  letter-spacing:1px;font-weight:700;text-decoration:none;
}
.nav-links{display:flex;align-items:center;gap:32px}
.nav-links a{
  text-decoration:none;color:var(--text2);font-size:11px;letter-spacing:2px;
  text-transform:uppercase;transition:color .3s;
}
.nav-links a:hover{color:var(--text)}
.nav-cta{
  color:var(--copper)!important;border:1px solid rgba(196,122,74,.3);
  padding:7px 18px;border-radius:2px;transition:all .3s;
}
.nav-cta:hover{background:var(--copper);color:var(--bg)!important;border-color:var(--copper)}

/* Mobile nav right group */
.nav-right-mobile{display:none;align-items:center;gap:12px}
.nav-cta-mobile{
  display:none;color:var(--copper);font-family:var(--mono);font-size:10px;
  letter-spacing:2px;text-transform:uppercase;text-decoration:none;
  border:1px solid rgba(196,122,74,.3);padding:7px 14px;border-radius:2px;
  transition:all .3s;font-weight:600;
}
.nav-cta-mobile:hover{background:var(--copper);color:var(--bg);border-color:var(--copper)}

/* Hamburger — min 44x44 tap target */
.hamburger{
  display:none;background:none;border:none;cursor:pointer;
  min-width:44px;min-height:44px;padding:8px;
  flex-direction:column;gap:5px;align-items:center;justify-content:center;
}
.hamburger span{display:block;width:22px;height:1.5px;background:var(--text2);transition:all .3s}
.hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.hamburger.active span:nth-child(2){opacity:0}
.hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* Mobile Menu */
.nav-menu{
  display:none;position:fixed;top:60px;left:0;right:0;background:#0c0b09;
  border-bottom:1px solid var(--line);padding:32px 48px;flex-direction:column;gap:0;z-index:10000;
}
.nav-menu.open{display:flex}
.nav-menu a{
  text-decoration:none;color:var(--text2);font-size:14px;letter-spacing:3px;
  text-transform:uppercase;padding:18px 0;border-bottom:1px solid var(--line);
  transition:color .3s;display:block;
}
.nav-menu a:last-child{border-bottom:none}
.nav-menu a:hover{color:var(--text)}
.nav-menu .menu-cta{
  color:var(--copper);margin-top:16px;padding:14px;
  border:1px solid rgba(196,122,74,.3);border-radius:2px;
  text-align:center;font-weight:600;font-size:12px;
}
.nav-menu .menu-phone{
  color:var(--text);font-family:var(--mono);font-weight:700;font-size:14px;
  letter-spacing:1px;margin-top:8px;text-align:center;padding:14px;border:none;
}

/* Section Label — bumped from --dim to --text2 for contrast */
.section-label{
  font-family:var(--mono);font-size:10px;letter-spacing:5px;
  text-transform:uppercase;margin-bottom:16px;font-weight:400;
}

/* Sections (generic container) */
.section{max-width:1100px;margin:0 auto;padding:120px 48px;position:relative;z-index:2}
.section-title{
  font-size:40px;font-weight:200;letter-spacing:-1px;line-height:1.12;
  margin-bottom:64px;max-width:580px;color:var(--text2);
}
.section-title strong{font-weight:700;color:var(--text)}

/* Page Header (shared by work, how, insights, faq) */
.page-header{padding:140px 48px 60px;max-width:1100px;margin:0 auto;position:relative;z-index:2}
.page-header h1{
  font-size:clamp(36px,5vw,56px);font-weight:200;letter-spacing:-2px;
  line-height:1.1;color:var(--text2);margin-bottom:20px;
}
.page-header h1 strong{font-weight:700;color:var(--text)}
.page-header p{font-size:16px;line-height:1.8;color:var(--text2);font-weight:300;max-width:560px}

/* Buttons */
.btn-primary{
  background:var(--copper);color:var(--bg);padding:14px 32px;border:none;border-radius:2px;
  font-family:var(--sans);font-size:13px;font-weight:600;cursor:pointer;
  text-decoration:none;display:inline-block;transition:all .3s;letter-spacing:.5px;
}
.btn-primary:hover{background:var(--copper2)}
.btn-secondary{
  border:1px solid var(--line);color:var(--text2);padding:13px 28px;border-radius:2px;
  font-size:13px;font-weight:400;cursor:pointer;text-decoration:none;
  display:inline-block;transition:all .3s;letter-spacing:.5px;
}
.btn-secondary:hover{border-color:var(--dim);color:var(--text)}

/* CTA Section */
.cta{padding:120px 48px;text-align:center;position:relative;z-index:2;border-top:1px solid var(--line)}
.cta h2{font-size:clamp(28px,4vw,48px);font-weight:200;letter-spacing:-1.5px;margin-bottom:16px;color:var(--text2)}
.cta h2 em{font-style:italic;color:var(--copper);font-weight:300}
.cta>p{font-size:15px;color:var(--text2);max-width:440px;margin:0 auto 32px;line-height:1.8;font-weight:300}

/* Footer */
footer{border-top:1px solid var(--line);position:relative;z-index:2}
.footer-inner{
  max-width:1100px;margin:0 auto;padding:56px 48px;
  display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;font-size:12px;color:var(--text2);
}
.footer-brand .logo{margin-bottom:14px}
.footer-brand p{line-height:1.75;font-weight:300;max-width:280px;font-size:12px;color:var(--dim)}
.footer-links h5{
  font-family:var(--mono);font-size:9px;text-transform:uppercase;
  letter-spacing:3px;color:var(--text2);margin-bottom:16px;font-weight:400;
}
.footer-links a{display:block;color:var(--dim);text-decoration:none;padding:4px 0;transition:color .3s;font-weight:300;font-size:12px}
.footer-links a:hover{color:var(--text2)}
.footer-bottom{
  max-width:1100px;margin:0 auto;padding:20px 48px;border-top:1px solid var(--line2);
  display:flex;justify-content:space-between;font-size:10px;color:#3a352e;letter-spacing:1px;
}
.footer-bottom a{color:var(--dim);text-decoration:none}

/* FAQ Accordion (shared between homepage and FAQ page) */
.faq-question{
  display:flex;justify-content:space-between;align-items:center;
  width:100%;background:none;border:none;cursor:pointer;
  padding:0;font-family:inherit;text-align:left;color:inherit;
}
.faq-icon{
  font-family:var(--mono);font-size:18px;color:var(--dim);
  transition:transform .3s;flex-shrink:0;margin-left:20px;
}
.faq-open .faq-icon{transform:rotate(45deg);color:var(--copper)}
.faq-answer{
  max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;
}
.faq-open .faq-answer{
  max-height:300px;padding-top:14px;
}

/* Audit Form */
.audit-form{max-width:480px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.audit-form input,.audit-form select{
  background:var(--surface);border:1px solid var(--line);padding:14px 18px;
  font-family:var(--sans);font-size:13px;color:var(--text);border-radius:2px;
  outline:none;transition:border-color .3s;font-weight:300;letter-spacing:.3px;
  -webkit-appearance:none;appearance:none;width:100%;
}
.audit-form input::placeholder{color:var(--text2);opacity:.5}
.audit-form input:focus,.audit-form select:focus{border-color:var(--copper);outline:2px solid var(--copper);outline-offset:-2px}
.audit-form select{
  color:var(--text2);cursor:pointer;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236b6459' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:right 14px center;
}
.audit-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.form-label{
  display:block;font-family:var(--mono);font-size:9px;letter-spacing:2px;
  text-transform:uppercase;color:var(--text2);margin-bottom:6px;
}
.audit-form button{
  background:var(--copper);color:var(--bg);padding:16px;border:none;border-radius:2px;
  font-family:var(--sans);font-size:14px;font-weight:600;cursor:pointer;
  transition:background .3s;letter-spacing:.5px;margin-top:4px;
}
.audit-form button:hover{background:var(--copper2)}
.form-note{font-size:11px;color:var(--text2);margin-top:8px;font-weight:300;opacity:.6}

/* ===== PREFERS REDUCED MOTION ===== */
@media(prefers-reduced-motion:reduce){
  .reveal{opacity:1;transform:none;transition:none}
  .reveal-d1,.reveal-d2,.reveal-d3,.reveal-d4{transition-delay:0s}
  .spark-ring,.spark-core{animation:none!important}
  .hamburger span{transition:none}
  .faq-answer{transition:none}
  .faq-icon{transition:none}
}

/* ============ RESPONSIVE ============ */
@media(max-width:900px){
  nav{padding:0 16px;height:52px}
  .logo{font-size:16px;letter-spacing:3px}
  .logo em{font-size:15px}
  .nav-links{display:none}
  .nav-phone{display:none}
  .hamburger{display:flex}
  .nav-right-mobile{display:flex}
  .nav-cta-mobile{display:inline-block}
  .nav-menu{top:52px;padding:24px 20px;width:100%;max-width:100vw;overflow-x:hidden}
  .page-header{padding:100px 20px 32px}
  .section{padding:48px 20px}
  .section-title{margin-bottom:32px}
  .cta{padding:48px 20px}
  .audit-form .form-row{grid-template-columns:1fr}
  .footer-inner{grid-template-columns:1fr;padding:40px 20px}
  .footer-bottom{padding:16px 20px;flex-direction:column;gap:8px;align-items:center;text-align:center}
}