/*
Theme Name: Mass Density Gravitas
Theme URI: https://massdensity.com/
Author: Mass Density, Inc.
Author URI: https://massdensity.com/
Description: Dark AI-infrastructure theme for Mass Density — Digital Gravity, Gravitas Audit, ecosystem, insights, industries and lead capture. Auto-creates pages, menu and lead storage on activation.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
Text Domain: massdensity-gravitas
*/

/* ---------- Tokens ---------- */
:root{
  --md-bg:#0A111E;          /* deep-space ink */
  --md-bg-2:#101B2F;        /* section alt */
  --md-panel:#131F36;       /* cards */
  --md-ink:#EEF2FA;         /* primary text */
  --md-mut:#9FACC4;         /* muted text */
  --md-line:rgba(159,172,196,.18);
  --md-gold:#E8B55A;        /* gravitas accent */
  --md-gold-ink:#241A08;
  --md-blue:#6EA8FE;        /* orbital secondary */
  --md-good:#78D686;
  --md-r:12px;
  --md-r-sm:8px;
  --md-max:1160px;
  --md-font-display:'Sora',system-ui,sans-serif;
  --md-font-body:'Inter',system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
body{margin:0;background:var(--md-bg);color:var(--md-ink);font-family:var(--md-font-body);font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--md-blue);text-decoration:none}
a:hover{color:#9cc3ff}
a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid var(--md-gold);outline-offset:2px;border-radius:4px}
h1,h2,h3,h4{font-family:var(--md-font-display);line-height:1.15;margin:0 0 .5em;color:var(--md-ink);font-weight:700;letter-spacing:-.01em}
h1{font-size:clamp(2.1rem,5vw,3.4rem)}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.md-wrap{max-width:var(--md-max);margin:0 auto;padding:0 22px}
.md-section{padding:72px 0}
.md-section.alt{background:var(--md-bg-2)}
.md-kicker{color:var(--md-gold);font-family:var(--md-font-display);font-weight:600;font-size:.95rem;margin:0 0 10px}
.md-lede{color:var(--md-mut);font-size:1.12rem;max-width:62ch}
.md-center{text-align:center}
.md-center .md-lede{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.md-btn{display:inline-block;font-family:var(--md-font-display);font-weight:600;font-size:1rem;padding:13px 24px;border-radius:999px;border:1px solid transparent;cursor:pointer;text-align:center}
.md-btn-gold{background:var(--md-gold);color:var(--md-gold-ink)}
.md-btn-gold:hover{background:#f2c877;color:var(--md-gold-ink)}
.md-btn-ghost{background:transparent;color:var(--md-ink);border-color:var(--md-line)}
.md-btn-ghost:hover{border-color:var(--md-gold);color:var(--md-gold)}
.md-btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}

/* ---------- Header ---------- */
.md-header{position:sticky;top:0;z-index:60;background:rgba(10,17,30,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--md-line)}
.md-header-in{display:flex;align-items:center;gap:26px;min-height:78px}
.md-brand{display:flex;align-items:center;gap:12px;color:var(--md-ink)}
.md-brand:hover{color:var(--md-ink)}
.custom-logo{height:56px;width:auto} /* bigger logo */
.md-brand-name{font-family:var(--md-font-display);font-weight:700;font-size:1.35rem;letter-spacing:-.01em}
.md-brand-tag{display:block;font-size:.72rem;color:var(--md-mut);font-weight:500;letter-spacing:.02em}
.md-nav{margin-left:auto}
.md-nav ul{list-style:none;display:flex;gap:4px;margin:0;padding:0;align-items:center}
.md-nav a{display:block;padding:10px 13px;color:var(--md-ink);font-weight:500;font-size:.98rem;border-radius:8px}
.md-nav a:hover{color:var(--md-gold);background:rgba(232,181,90,.07)}
.md-nav .md-nav-cta a{background:var(--md-gold);color:var(--md-gold-ink);border-radius:999px;padding:10px 18px;font-family:var(--md-font-display);font-weight:600}
.md-nav .md-nav-cta a:hover{background:#f2c877}
.md-nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--md-line);color:var(--md-ink);border-radius:8px;padding:8px 12px;font-size:1rem;cursor:pointer}
@media(max-width:960px){
  .md-nav-toggle{display:block}
  .md-nav{position:absolute;left:0;right:0;top:100%;margin:0;background:var(--md-bg-2);border-bottom:1px solid var(--md-line);display:none}
  .md-nav.open{display:block}
  .md-nav ul{flex-direction:column;align-items:stretch;padding:12px 18px 18px}
  .md-nav a{padding:12px 10px}
}

/* ---------- Hero ---------- */
.md-hero{position:relative;overflow:hidden;padding:96px 0 86px;background:
  radial-gradient(900px 480px at 82% 30%, rgba(110,168,254,.14), transparent 60%),
  radial-gradient(700px 420px at 12% 85%, rgba(232,181,90,.10), transparent 60%),
  var(--md-bg)}
.md-hero-grid{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:48px;align-items:center}
.md-hero em{font-style:normal;color:var(--md-gold)}
.md-hero-chips{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.md-chip{border:1px solid var(--md-line);border-radius:999px;padding:6px 14px;font-size:.86rem;color:var(--md-mut)}
@media(max-width:900px){.md-hero-grid{grid-template-columns:1fr}.md-hero{padding:70px 0 60px}}

/* Gravity dial — the one memorable element */
.md-dial{position:relative;width:min(340px,80vw);aspect-ratio:1;margin:0 auto}
.md-dial-ring{position:absolute;inset:0;border-radius:50%;border:1px solid var(--md-line)}
.md-dial-ring.r2{inset:11%;border-color:rgba(110,168,254,.35)}
.md-dial-ring.r3{inset:23%;border-color:rgba(110,168,254,.5)}
.md-dial-core{position:absolute;inset:34%;border-radius:50%;background:radial-gradient(circle at 35% 30%, #f6d79b, var(--md-gold) 60%, #b9832f);display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--md-gold-ink);box-shadow:0 0 60px rgba(232,181,90,.35)}
.md-dial-score{font-family:var(--md-font-display);font-size:3rem;font-weight:700;line-height:1}
.md-dial-label{font-size:.8rem;font-weight:600}
.md-dial-sat{position:absolute;width:14px;height:14px;border-radius:50%;background:var(--md-blue)}
.md-dial-sat.s1{top:6%;left:52%}
.md-dial-sat.s2{top:58%;left:-1%;background:var(--md-gold)}
.md-dial-sat.s3{bottom:9%;right:12%}
.md-dial-cap{margin-top:16px;text-align:center;color:var(--md-mut);font-size:.9rem}

/* ---------- Grids & cards ---------- */
.md-grid{display:grid;gap:22px;margin-top:40px}
.md-grid.c2{grid-template-columns:repeat(2,1fr)}
.md-grid.c3{grid-template-columns:repeat(3,1fr)}
.md-grid.c4{grid-template-columns:repeat(4,1fr)}
@media(max-width:960px){.md-grid.c3,.md-grid.c4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:640px){.md-grid.c2,.md-grid.c3,.md-grid.c4{grid-template-columns:1fr}}
.md-card{background:var(--md-panel);border:1px solid var(--md-line);border-radius:var(--md-r);padding:26px}
.md-card h3{margin-top:0}
.md-card p{color:var(--md-mut);margin-bottom:0}
.md-card ul{color:var(--md-mut);margin:12px 0 0;padding-left:20px}
.md-card li{margin-bottom:5px}
.md-card .md-more{display:inline-block;margin-top:14px;font-weight:600}
a.md-card{display:block;color:var(--md-ink)}
a.md-card:hover{border-color:var(--md-gold)}

/* Flagship audit card */
.md-card.flagship{border-color:var(--md-gold);background:linear-gradient(180deg, rgba(232,181,90,.10), rgba(19,31,54,1) 45%)}
.md-flag{display:inline-block;background:var(--md-gold);color:var(--md-gold-ink);border-radius:999px;font-size:.78rem;font-weight:700;padding:3px 12px;margin-bottom:12px;font-family:var(--md-font-display)}

/* ---------- Post cards ---------- */
.md-post-card{background:var(--md-panel);border:1px solid var(--md-line);border-radius:var(--md-r);overflow:hidden;display:flex;flex-direction:column;color:var(--md-ink)}
.md-post-card:hover{border-color:var(--md-gold);color:var(--md-ink)}
.md-post-card img{width:100%;aspect-ratio:16/9;object-fit:cover}
.md-post-card .in{padding:20px 22px 24px;display:flex;flex-direction:column;gap:8px}
.md-post-cat{color:var(--md-gold);font-size:.82rem;font-weight:600;font-family:var(--md-font-display)}
.md-post-card h3{font-size:1.12rem;margin:0}
.md-post-date{color:var(--md-mut);font-size:.85rem}
.md-post-ex{color:var(--md-mut);font-size:.95rem;margin:0}

/* ---------- Category chips ---------- */
.md-chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.md-chips a{border:1px solid var(--md-line);border-radius:999px;padding:8px 16px;color:var(--md-ink);font-size:.92rem}
.md-chips a:hover{border-color:var(--md-gold);color:var(--md-gold)}

/* ---------- Pricing ---------- */
.md-price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:40px}
@media(max-width:960px){.md-price-grid{grid-template-columns:1fr}}
.md-price{background:var(--md-panel);border:1px solid var(--md-line);border-radius:var(--md-r);padding:30px;display:flex;flex-direction:column}
.md-price.featured{border-color:var(--md-gold);box-shadow:0 0 40px rgba(232,181,90,.12)}
.md-price .amt{font-family:var(--md-font-display);font-size:2.4rem;font-weight:700;margin:6px 0 2px}
.md-price .per{color:var(--md-mut);font-size:.9rem;margin-bottom:16px}
.md-price ul{list-style:none;margin:0 0 22px;padding:0;color:var(--md-mut)}
.md-price li{padding:7px 0;border-bottom:1px solid var(--md-line)}
.md-price li:last-child{border-bottom:0}
.md-price .md-btn{margin-top:auto}

/* ---------- Tables ---------- */
.md-table-wrap{overflow-x:auto;margin-top:36px;border:1px solid var(--md-line);border-radius:var(--md-r)}
table.md-table{width:100%;border-collapse:collapse;min-width:680px;background:var(--md-panel)}
.md-table th,.md-table td{padding:14px 16px;text-align:left;border-bottom:1px solid var(--md-line);vertical-align:top}
.md-table th{font-family:var(--md-font-display);font-size:.95rem}
.md-table td{color:var(--md-mut);font-size:.95rem}
.md-table tr:last-child td{border-bottom:0}
.md-table .hl{color:var(--md-gold);font-weight:600}

/* ---------- Forms ---------- */
.md-form{background:var(--md-panel);border:1px solid var(--md-line);border-radius:var(--md-r);padding:32px;margin-top:32px}
.md-form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:640px){.md-form-grid{grid-template-columns:1fr}}
.md-field{display:flex;flex-direction:column;gap:6px}
.md-field.full{grid-column:1/-1}
.md-field label{font-weight:600;font-size:.92rem}
.md-field input,.md-field select,.md-field textarea{background:var(--md-bg);border:1px solid var(--md-line);border-radius:var(--md-r-sm);color:var(--md-ink);padding:12px 14px;font:inherit;width:100%}
.md-field textarea{min-height:120px;resize:vertical}
.md-form .md-btn{margin-top:20px}
.md-note{color:var(--md-mut);font-size:.85rem;margin-top:12px}
.md-alert{border-radius:var(--md-r-sm);padding:14px 18px;margin:18px 0 0;font-weight:500}
.md-alert.ok{background:rgba(120,214,134,.12);border:1px solid rgba(120,214,134,.45);color:var(--md-good)}
.md-hp{position:absolute!important;left:-9999px!important;opacity:0;height:0;overflow:hidden}

/* Inline subscribe */
.md-sub{display:flex;gap:12px;max-width:560px;margin:26px auto 0}
.md-sub input[type=email]{flex:1;background:var(--md-bg);border:1px solid var(--md-line);border-radius:999px;color:var(--md-ink);padding:13px 20px;font:inherit}
@media(max-width:560px){.md-sub{flex-direction:column}}

/* ---------- FAQ ---------- */
.md-faq{margin-top:36px;border-top:1px solid var(--md-line)}
.md-faq details{border-bottom:1px solid var(--md-line);padding:4px 0}
.md-faq summary{cursor:pointer;font-family:var(--md-font-display);font-weight:600;padding:16px 0;font-size:1.05rem;list-style:none;position:relative;padding-right:34px}
.md-faq summary::after{content:"+";position:absolute;right:4px;color:var(--md-gold);font-size:1.3rem;line-height:1}
.md-faq details[open] summary::after{content:"–"}
.md-faq details p{color:var(--md-mut);margin:0 0 16px;max-width:70ch}

/* ---------- Single post / page ---------- */
.md-article{padding:64px 0 72px}
.md-article-head{max-width:820px;margin:0 auto 34px;padding:0 22px}
.md-article-hero{max-width:980px;margin:0 auto 40px;padding:0 22px}
.md-article-hero img{border-radius:var(--md-r);width:100%;aspect-ratio:16/9;object-fit:cover}
.md-content{max-width:760px;margin:0 auto;padding:0 22px;font-size:1.08rem}
.md-content h2{margin-top:1.6em}
.md-content h3{margin-top:1.4em}
.md-content a{text-decoration:underline;text-underline-offset:3px}
.md-content ul,.md-content ol{padding-left:26px}
.md-content li{margin-bottom:.4em}
.md-content blockquote{border-left:3px solid var(--md-gold);margin:1.5em 0;padding:.2em 0 .2em 20px;color:var(--md-mut)}
.md-content img{border-radius:var(--md-r)}
.md-meta{color:var(--md-mut);font-size:.92rem;display:flex;gap:14px;flex-wrap:wrap}
.md-tags{max-width:760px;margin:40px auto 0;padding:0 22px;display:flex;gap:8px;flex-wrap:wrap}
.md-tags a{border:1px solid var(--md-line);border-radius:999px;padding:4px 12px;font-size:.82rem;color:var(--md-mut)}
.md-tags a:hover{color:var(--md-gold);border-color:var(--md-gold)}

/* ---------- Footer ---------- */
.md-footer{background:#070D18;border-top:1px solid var(--md-line);padding:60px 0 34px;margin-top:0}
.md-footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:34px}
@media(max-width:900px){.md-footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.md-footer-grid{grid-template-columns:1fr}}
.md-footer h4{font-size:1rem;margin-bottom:14px}
.md-footer ul{list-style:none;margin:0;padding:0}
.md-footer li{margin-bottom:9px}
.md-footer a{color:var(--md-mut)}
.md-footer a:hover{color:var(--md-gold)}
.md-footer .md-brand-name{font-size:1.2rem}
.md-footer-about{color:var(--md-mut);font-size:.95rem;max-width:34ch;margin-top:12px}
.md-footer-bottom{border-top:1px solid var(--md-line);margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:var(--md-mut);font-size:.88rem}

/* ---------- Utility / WP ---------- */
.screen-reader-text{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.md-pagination{display:flex;gap:8px;justify-content:center;margin-top:44px}
.md-pagination .page-numbers{border:1px solid var(--md-line);border-radius:8px;padding:8px 14px;color:var(--md-ink)}
.md-pagination .page-numbers.current{background:var(--md-gold);color:var(--md-gold-ink);border-color:var(--md-gold)}
.aligncenter{margin-left:auto;margin-right:auto}
.wp-caption{max-width:100%}