/*
Theme Name: Carbon AI
Theme URI: https://carbonchips.ai/
Author: Carbon AI
Author URI: https://carbonchips.ai/
Description: Carbon AI marketing site — Thermal · Photonic · Domestic. Team members managed via Team CPT (Appearance content). Key copy editable in Appearance → Customize.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.6
Requires PHP: 7.4
License: All rights reserved.
Text Domain: carbon-ai
*/

:root{--bg:#FAFAFA;--ink:#0A0A0B;--graphite:#3A3D44;--hairline:#C7CAD1;--panel:#EFF0F2;--cobalt:#0047AB;--cobalt-soft:rgba(0,71,171,0.08);--frame:#1A1C20}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter Tight',sans-serif;background:var(--bg);color:var(--ink);letter-spacing:-.02em;line-height:1.6;-webkit-font-smoothing:antialiased}
.mono{font-family:'JetBrains Mono',monospace;font-size:9px;text-transform:uppercase;letter-spacing:.22em}
h1{font-size:clamp(3rem,6vw,5.5rem);line-height:1.05;font-weight:700;letter-spacing:-.03em}
h2{font-size:clamp(2rem,4vw,3rem);line-height:1.1;font-weight:600;margin-bottom:1.5rem;letter-spacing:-.02em}
.text-body{font-size:1.125rem;color:var(--graphite)}
.text-small{font-size:.875rem;color:var(--graphite);line-height:1.5}
.cobalt{color:var(--cobalt)} .tabular{font-variant-numeric:tabular-nums}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
section{padding:120px 0;border-bottom:1px solid var(--hairline)}
section:last-of-type{border-bottom:none}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 28px;font-weight:500;font-size:.95rem;border-radius:2px;cursor:pointer;transition:all .2s;text-decoration:none;font-family:inherit;border:none}
.btn-primary{background:var(--cobalt);color:#fff;border:1px solid var(--cobalt)}
.btn-primary:hover{background:#003685;border-color:#003685}
.btn-secondary{background:transparent;color:var(--ink);border:1px solid var(--hairline)}
.btn-secondary:hover{border-color:var(--graphite)}
header{position:fixed;top:0;width:100%;z-index:100;transition:all .3s;padding:18px 0;border-bottom:1px solid transparent}
header.scrolled{background:rgba(250,250,250,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);padding:12px 0;border-bottom:1px solid var(--hairline)}
.nav-inner{display:flex;justify-content:space-between;align-items:center}
.logo-group{display:flex;align-items:center;text-decoration:none}
.logo-group img{height:32px;width:auto;display:block}
.nav-links{display:none;gap:32px;align-items:center;font-size:.9rem;font-weight:500}
@media(min-width:860px){.nav-links{display:flex}}
.nav-links a{color:var(--graphite);text-decoration:none;transition:color .2s}
.nav-links a:hover{color:var(--ink)}
.mobile-toggle{display:block;background:none;border:none;cursor:pointer;color:var(--ink)}
@media(min-width:860px){.mobile-toggle{display:none}}
.mobile-menu{display:none;position:absolute;top:100%;left:0;width:100%;background:var(--bg);border-bottom:1px solid var(--hairline);padding:24px;flex-direction:column;gap:24px;box-shadow:0 10px 30px rgba(0,0,0,.05)}
.mobile-menu.active{display:flex}
.mobile-menu a{color:var(--ink);text-decoration:none;font-weight:500;font-size:1.1rem}
#hero{position:relative;min-height:90vh;display:flex;flex-direction:column;justify-content:center;padding-top:120px;overflow:hidden;border-bottom:1px solid var(--hairline)}
.hero-bg{position:absolute;inset:0;z-index:-1;background:radial-gradient(circle at center,rgba(58,61,68,.04) 0%,rgba(250,250,250,0) 70%)}
.hero-bg svg{width:100%;height:100%;opacity:.05}
.hero-content{max-width:900px}
.hero-eyebrow{margin-bottom:24px;display:inline-block;padding-bottom:8px;border-bottom:1px solid var(--cobalt-soft)}
.hero-subhead{margin:24px 0 40px;font-size:clamp(1.15rem,2vw,1.5rem);max-width:800px;color:var(--graphite)}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap}
#at-a-glance{padding:0;background:var(--panel)}
.glance-grid{display:grid;grid-template-columns:repeat(2,1fr)}
@media(min-width:768px){.glance-grid{grid-template-columns:repeat(4,1fr)}}
.glance-cell{padding:32px 24px;border-right:1px solid var(--hairline);border-bottom:1px solid var(--hairline);background:var(--bg)}
@media(min-width:768px){.glance-cell{border-bottom:none}}
.glance-cell:last-child{border-right:none}
.glance-cell:nth-child(even){border-right:none}
@media(min-width:768px){.glance-cell:nth-child(even){border-right:1px solid var(--hairline)}}
.glance-val{font-size:1.5rem;font-weight:600;margin-top:8px;letter-spacing:-.02em}
.grid-2{display:grid;grid-template-columns:1fr;gap:48px}
@media(min-width:768px){.grid-2{grid-template-columns:1fr 1fr}}
.grid-3{display:grid;grid-template-columns:1fr;gap:24px}
@media(min-width:768px){.grid-3{grid-template-columns:repeat(3,1fr)}}
.stat-tile{padding:32px;background:var(--bg);border:1px solid var(--hairline);transition:border-color .3s}
.stat-tile:hover{border-color:var(--cobalt)}
.stat-num{font-size:3rem;font-weight:600;font-variant-numeric:tabular-nums;line-height:1;margin-bottom:8px}
.wedge-image{width:100%;display:block;border:1px solid var(--hairline);margin:40px 0;background:var(--frame)}
.step-strip{display:flex;flex-direction:column;border:1px solid var(--hairline);background:var(--bg)}
@media(min-width:768px){.step-strip{flex-direction:row}}
.step{flex:1;padding:24px;border-bottom:1px solid var(--hairline)}
@media(min-width:768px){.step{border-bottom:none;border-right:1px solid var(--hairline)}.step:last-child{border-right:none}}
.wedge-callout{background:var(--panel);padding:24px;border-left:3px solid var(--cobalt);margin-top:32px}
.pillar-card{border:1px solid var(--hairline);padding:40px 32px;display:flex;flex-direction:column;background:var(--bg);transition:border-color .3s}
.pillar-card:hover{border-color:var(--graphite)}
.pillar-title{font-size:1.25rem;font-weight:600;margin:16px 0}
.pillar-trl{margin-top:auto;padding-top:24px;color:var(--graphite);border-top:1px solid var(--panel)}
#performance{background:var(--ink);color:var(--bg);border-bottom:none}
#performance h2{color:#fff}
.perf-grid{display:grid;grid-template-columns:1fr;border:1px solid var(--graphite)}
@media(min-width:768px){.perf-grid{grid-template-columns:1fr 1fr}}
.perf-cell{padding:64px 32px;border-bottom:1px solid var(--graphite)}
@media(min-width:768px){.perf-cell:nth-child(odd){border-right:1px solid var(--graphite)}.perf-cell:nth-child(3),.perf-cell:nth-child(4){border-bottom:none}}
.perf-num{font-size:clamp(3.5rem,6vw,5rem);font-weight:400;font-variant-numeric:tabular-nums;line-height:1;margin-bottom:16px;color:#fff}
.perf-caveat{padding:24px;border-top:1px solid var(--graphite);text-align:center;color:rgba(255,255,255,.6)}
.market-bar-container{margin-bottom:32px}
.market-bar-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:12px;gap:16px;flex-wrap:wrap}
.market-bar-track{height:12px;background:var(--panel);width:100%;border:1px solid var(--hairline)}
.market-bar-fill{height:100%;background:var(--graphite);transition:width 1.5s cubic-bezier(.16,1,.3,1)}
.market-bar-fill.cobalt{background:var(--cobalt)}
#pipeline{background:var(--panel);border-top:1px solid var(--hairline)}
.pipeline-tier{border:1px solid var(--hairline);padding:32px;margin-bottom:-1px;display:flex;flex-direction:column;gap:16px;background:var(--bg)}
@media(min-width:768px){.pipeline-tier{flex-direction:row;align-items:center;justify-content:space-between}}
.pipeline-footer{padding:24px;border:1px solid var(--hairline);text-align:center;margin-top:32px;background:var(--bg)}
.comp-table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid var(--hairline)}
table{width:100%;border-collapse:collapse;text-align:left;min-width:600px}
th,td{padding:24px;border-bottom:1px solid var(--hairline);font-size:.95rem}
th{font-weight:600;border-bottom:2px solid var(--hairline);background:var(--panel)}
.highlight-row td{font-weight:600;background:var(--bg);border-bottom:none}
.highlight-row td:first-child{border-left:4px solid var(--cobalt);color:var(--cobalt)}
.team-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:32px}
.team-tile{display:flex;flex-direction:column;padding:24px;border:1px solid var(--hairline);background:var(--bg)}
.monogram{width:48px;height:48px;background:var(--panel);color:var(--graphite);display:flex;align-items:center;justify-content:center;margin-bottom:16px;font-weight:500;font-size:14px}
.team-role{color:var(--cobalt);font-size:.9rem;margin:4px 0 8px;font-weight:500}
.team-cred{font-size:.85rem;color:var(--graphite);border-top:1px solid var(--panel);padding-top:8px}
.recruiting-callout{border:1px solid var(--hairline);padding:32px;margin-top:48px;background:var(--panel);border-left:3px solid var(--cobalt)}
.fund-bar-wrap{margin-bottom:20px}
.fund-label{display:flex;justify-content:space-between;font-size:.9rem;margin-bottom:8px;font-weight:500}
.fund-track{height:6px;background:var(--panel);border:1px solid var(--hairline)}
.fund-fill{height:100%;background:var(--cobalt)}
ul.bullet-list{list-style:none}
ul.bullet-list li{position:relative;padding-left:24px;margin-bottom:12px;font-size:1.05rem}
ul.bullet-list li::before{content:'→';color:var(--cobalt);position:absolute;left:0;font-weight:700}
.honest-section{background:var(--bg);padding:100px 0;border-top:1px solid var(--hairline)}
footer{padding:80px 0;text-align:center;background:var(--ink);color:#fff;border-top:4px solid var(--cobalt)}
footer h2{color:#fff}
.footer-bottom{margin-top:80px;padding-top:24px;border-top:1px solid var(--graphite);display:flex;flex-direction:column;gap:16px;align-items:center}
@media(min-width:768px){.footer-bottom{flex-direction:row;justify-content:space-between}}
.footer-bottom .text-small{color:var(--hairline)}
.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(10,10,11,.6);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);z-index:1000;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:opacity .3s;padding:16px}
.modal-overlay.active{opacity:1;pointer-events:auto}
.modal-content{background:var(--bg);width:100%;max-width:500px;border:1px solid var(--hairline);padding:40px;position:relative;transform:translateY(20px);transition:transform .3s;box-shadow:0 25px 50px -12px rgba(0,0,0,.25);max-height:90vh;overflow-y:auto}
.modal-overlay.active .modal-content{transform:translateY(0)}
.close-modal{position:absolute;top:24px;right:24px;background:none;border:none;font-size:1.5rem;cursor:pointer;color:var(--graphite);transition:color .2s}
.close-modal:hover{color:var(--ink)}
.form-group{margin-bottom:24px}
.form-group label{display:block;margin-bottom:8px;font-family:'JetBrains Mono',monospace;text-transform:uppercase;font-size:10px;letter-spacing:.1em;color:var(--graphite)}
.form-control{width:100%;padding:14px;border:1px solid var(--hairline);background:var(--panel);font-family:inherit;font-size:1rem;transition:border-color .2s;border-radius:2px;color:var(--ink)}
.form-control:focus{outline:none;border-color:var(--cobalt);background:var(--bg)}
.radio-group{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:8px}
.radio-label{display:flex;align-items:center;gap:8px;font-size:.95rem;cursor:pointer}
.radio-label input[type=radio]{accent-color:var(--cobalt);width:16px;height:16px;cursor:pointer}
.reveal{opacity:0;transform:translateY(16px);transition:all .6s cubic-bezier(.16,1,.3,1)}
.reveal.visible{opacity:1;transform:translateY(0)}
.thermal-demo{margin:40px 0;background:#0A0A0B;border:1px solid var(--hairline);overflow:hidden}
.thermal-demo svg{display:block;width:100%;height:auto}
.th-fade{opacity:0;animation:thFade 12s linear infinite}
.th-d2{animation-delay:4s} .th-d3{animation-delay:8s}
@keyframes thFade{0%,3%{opacity:0}6%,28%{opacity:1}32%,100%{opacity:0}}
.photon-demo{margin:32px 0;background:#0A0A0B;border:1px solid var(--hairline);padding:24px}
.photon-demo svg{display:block;width:100%;height:auto}
.photon-copper-flicker{animation:flicker 1.4s ease-in-out infinite}
@keyframes flicker{0%,100%{opacity:.85}40%{opacity:.4}55%{opacity:.7}}
@media(prefers-reduced-motion:reduce){
  .th-fade,.photon-copper-flicker{animation:none}
  .th-d2{opacity:1}
}
.team-strip-grid{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--hairline);background:var(--bg)}
@media(min-width:600px){.team-strip-grid{grid-template-columns:repeat(3,1fr)}}
@media(min-width:1000px){.team-strip-grid{grid-template-columns:repeat(6,1fr)}}
.team-strip-cell{padding:24px;border-right:1px solid var(--hairline);border-bottom:1px solid var(--hairline);background:var(--bg)}
.team-strip-cell:last-child{border-right:none;border-bottom:none}
.team-strip-cell .monogram{margin-bottom:12px}
.team-strip-name{font-weight:600;font-size:.92rem;line-height:1.25}
.team-strip-role{font-size:.78rem;color:var(--cobalt);font-weight:500;margin-top:4px;line-height:1.25}
.team-strip-cred{font-size:.74rem;color:var(--graphite);margin-top:10px;line-height:1.4}
@media(max-width:767px){
section{padding:64px 0}
#hero{padding-top:96px;min-height:auto}
.mono{font-size:10px}
.container{padding:0 20px}
}
@media print{
header,footer,.hero-ctas,.btn,.modal-overlay,.hero-bg{display:none!important}
body{background:#fff;color:#000;font-size:11pt}
section{padding:30px 0;border-bottom:1px solid #ddd;page-break-inside:avoid}
h1{font-size:24pt;margin-top:0}h2{font-size:18pt;margin-bottom:12pt;page-break-after:avoid}
.container{padding:0;max-width:100%}
#performance{background:#fff;color:#000;border:1px solid #ddd}
#performance h2,.perf-num{color:#000}
.glance-grid,.grid-3,.team-grid{display:block}
.glance-cell,.pillar-card,.team-tile{border:1px solid #ccc;margin-bottom:15px;page-break-inside:avoid}
.market-bar-fill{-webkit-print-color-adjust:exact;print-color-adjust:exact}
table{border-collapse:collapse}th,td{border:1px solid #ccc;padding:8px}
}