/*
Theme Name: Healthnivoz Anatomy Chart
Theme URI: https://healthnivoz.com/
Author: OpenAI
Description: Premium vintage anatomy chart WordPress theme for Healthnivoz.
Version: 2.4.0
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: healthnivoz
*/
:root{--cream:#f5eedf;--paper:#fffaf0;--red:#a9413e;--red2:#cf6a63;--navy:#17263d;--ink:#243047;--muted:#6d6a63;--line:#c9bda8;--shadow:0 18px 45px rgba(23,38,61,.12);--radius:22px;--serif:Georgia,'Times New Roman',serif;--sans:Inter,system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--cream);color:var(--ink);font-family:var(--sans);line-height:1.72}img{max-width:100%;height:auto;display:block}a{color:var(--red);text-decoration:none}a:hover{color:var(--navy)}.hn-wrap{width:min(1240px,calc(100% - 40px));margin:auto}.screen-reader-text{position:absolute;left:-9999px}.skip-link:focus{left:16px;top:16px;z-index:9999;background:#fff;padding:10px 14px;border:2px solid var(--navy)}
.hn-topbar{background:var(--navy);color:#fff;font-size:13px}.hn-topbar .hn-wrap{display:flex;justify-content:space-between;gap:20px;padding:8px 0}.hn-header{position:sticky;top:0;z-index:100;background:rgba(245,238,223,.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(23,38,61,.12)}.hn-header-row{display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:28px;padding:14px 0}.hn-brand{display:flex;align-items:center;gap:12px;color:var(--navy)}.hn-brand-mark{width:44px;height:44px;border:2px solid var(--navy);border-radius:50% 50% 44% 44%;position:relative;background:var(--paper)}.hn-brand-mark:before,.hn-brand-mark:after{content:"";position:absolute;background:var(--red)}.hn-brand-mark:before{width:2px;height:29px;left:20px;top:6px}.hn-brand-mark:after{height:2px;width:27px;left:7px;top:20px}.hn-brand strong{font:700 29px/1 var(--serif);letter-spacing:.02em}.hn-brand small{display:block;font-size:10px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);margin-top:4px}.hn-nav ul{display:flex;justify-content:center;gap:26px;list-style:none;padding:0;margin:0}.hn-nav a{color:var(--navy);font-size:14px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:10px 0;border-bottom:2px solid transparent}.hn-nav a:hover,.hn-nav .current-menu-item>a{border-color:var(--red)}.hn-actions{display:flex;gap:10px}.hn-icon-btn,.hn-btn{border:0;cursor:pointer;border-radius:999px;font-weight:800}.hn-icon-btn{width:44px;height:44px;background:var(--paper);color:var(--navy);border:1px solid var(--line)}.hn-btn{padding:13px 20px;background:var(--red);color:#fff}.hn-menu-toggle{display:none}
.hn-hero{position:relative;overflow:hidden;padding:70px 0 90px;background:radial-gradient(circle at 20% 20%,rgba(169,65,62,.08),transparent 32%),linear-gradient(rgba(23,38,61,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(23,38,61,.035) 1px,transparent 1px),var(--cream);background-size:auto,34px 34px,34px 34px,auto}.hn-hero:after{content:"";position:absolute;inset:0;background:linear-gradient(90deg,transparent 49.7%,rgba(23,38,61,.05) 50%,transparent 50.3%);pointer-events:none}.hn-hero-grid{display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:54px}.hn-kicker,.hn-smallcaps{font-size:12px;letter-spacing:.22em;text-transform:uppercase;font-weight:900;color:var(--red)}.hn-hero h1{font:700 clamp(48px,6vw,86px)/.96 var(--serif);margin:14px 0 22px;color:var(--navy);max-width:760px}.hn-hero p{font-size:19px;max-width:650px;color:#4d5664}.hn-hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}.hn-btn.alt{background:transparent;color:var(--navy);border:1px solid var(--navy)}.hn-trust{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:30px}.hn-trust div{background:rgba(255,250,240,.72);border:1px solid var(--line);border-radius:16px;padding:14px}.hn-trust strong{display:block;font:700 27px var(--serif);color:var(--navy)}
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.hn-related{padding:58px 0;background:var(--paper);border-top:1px solid var(--line)}
.hn-archive-hero,.hn-search-hero{padding:58px 0;background:linear-gradient(135deg,var(--paper),#efe3d1);border-bottom:1px solid var(--line)}.hn-archive-hero h1,.hn-search-hero h1{font:700 clamp(42px,5vw,68px)/1 var(--serif);color:var(--navy);margin:10px 0}.hn-archive-mark{width:110px;height:110px;border:2px solid var(--navy);border-radius:50%;display:grid;place-items:center;font:700 34px var(--serif);color:var(--red)}.hn-search-form-inline{display:flex;gap:10px;max-width:700px}.hn-search-form-inline input{flex:1;padding:15px 18px;border:1px solid var(--line);border-radius:999px;font:inherit}
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.hn-search-overlay{position:fixed;inset:0;background:rgba(23,38,61,.88);z-index:999;display:none;place-items:center;padding:20px}.hn-search-overlay.is-open{display:grid}.hn-search-box{width:min(760px,100%);background:var(--paper);padding:30px;border-radius:24px;position:relative}.hn-search-close{position:absolute;right:18px;top:18px;border:0;background:transparent;font-size:25px}.hn-search-box h2{font:700 38px var(--serif);color:var(--navy)}
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@media print{.hn-header,.hn-topbar,.hn-footer,.hn-sidebar,.hn-search-overlay,.hn-related{display:none!important}.hn-content-layout{display:block}.hn-content{border:0;padding:0}}

/* ===== Healthnivoz 2.0 Premium Anatomy Atlas ===== */
:root{--hn2-cream:#f3ead8;--hn2-paper:#fffaf0;--hn2-red:#ad403e;--hn2-coral:#d87a6f;--hn2-navy:#10243c;--hn2-ink:#253247;--hn2-line:#c7b9a2;--hn2-soft:#e9deca;--hn2-shadow:0 24px 70px rgba(16,36,60,.14)}
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.hn2-footer{background:var(--hn2-navy);color:#fff}.hn2-footer-top{background:var(--hn2-red);padding:12px 0}.hn2-footer-top .hn-wrap{display:flex;justify-content:space-between;gap:20px;text-transform:uppercase;font-size:10px;letter-spacing:.16em}.hn2-footer-grid{display:grid;grid-template-columns:1.3fr .8fr .8fr 1.1fr;gap:44px;padding:68px 0}.hn2-footer .hn-brand{color:#fff}.hn2-footer .hn-brand small{color:rgba(255,255,255,.6)}.hn2-footer .hn-brand-mark{background:transparent;border-color:#fff}.hn2-footer p{color:rgba(255,255,255,.72)}.hn2-footer h3{font:700 24px var(--serif);margin-top:0}.hn2-footer ul{list-style:none;padding:0}.hn2-footer li{margin:10px 0}.hn2-footer a{color:#fff}.hn2-footer-badges{display:flex;gap:8px;flex-wrap:wrap}.hn2-footer-badges span{border:1px solid rgba(255,255,255,.2);padding:6px 8px;font-size:9px;text-transform:uppercase;letter-spacing:.1em}.hn2-footer-search form{display:flex;background:#fff;padding:5px;border-radius:999px}.hn2-footer-search input{flex:1;min-width:0;border:0;padding:10px 12px;border-radius:999px;font:inherit}.hn2-footer-search button{flex:0 0 42px;width:42px;border:0;border-radius:50%;background:var(--hn2-red);color:#fff;font-size:18px}.hn2-footer-search small{display:block;margin-top:10px;color:rgba(255,255,255,.6)}.hn2-footer-bottom{display:flex;justify-content:space-between;gap:20px;padding:20px 0;border-top:1px solid rgba(255,255,255,.18);font-size:12px}
@media(max-width:1100px){.hn2-hero-grid{grid-template-columns:1fr;gap:45px}.hn2-atlas-stage{min-height:600px}.hn2-feature-map{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;min-height:0}.hn2-feature-card{position:relative!important;inset:auto!important;width:auto}.hn2-connectors,.hn2-point{display:none}.hn2-index-grid{grid-template-columns:repeat(2,1fr)}.hn2-system-grid{grid-template-columns:repeat(2,1fr)}.hn2-article-grid{grid-template-columns:1fr}.hn2-reading-layout{grid-template-columns:minmax(0,1fr) 290px}.hn2-footer-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.hn-wrap{width:min(100% - 28px,1320px)}.hn2-hero{padding:55px 0 70px}.hn2-hero h1{font-size:clamp(48px,14vw,72px)}.hn2-proof-row{grid-template-columns:1fr}.hn2-proof-row>div{border-right:0;border-bottom:1px solid var(--hn2-line)}.hn2-atlas-stage{min-height:520px}.hn2-body-map{transform:translate(-50%,-50%) scale(.78)}.hn2-callout{width:110px;padding:8px}.hn2-callout:before{display:none}.co-mind,.co-move{left:22px}.co-core,.co-fuel{right:22px}.hn2-atlas-seal{width:90px;height:90px;right:24px;bottom:24px}.hn2-section-title{display:block}.hn2-index-grid,.hn2-feature-map,.hn2-library-grid,.hn2-system-grid{grid-template-columns:1fr}.hn2-faq-grid,.hn2-reading-layout,.hn2-archive-grid,.hn2-search-grid{grid-template-columns:1fr}.hn2-reading-layout{padding-top:40px}.hn2-side-card{position:static}.hn2-facts{grid-template-columns:repeat(2,1fr)}.hn2-footer-grid{grid-template-columns:1fr}.hn2-footer-top .hn-wrap,.hn2-footer-bottom{display:block}.hn2-footer-top b,.hn2-footer-bottom span{display:block;margin-top:5px}.hn2-post-nav{grid-template-columns:1fr}}
@media(max-width:520px){.hn2-atlas-stage{min-height:460px}.hn2-paper-label{left:24px;right:24px}.hn2-body-map{transform:translate(-50%,-50%) scale(.66)}.hn2-callout small{display:none}.hn2-callout{width:82px}.co-mind{top:120px}.co-core{top:180px}.co-move{top:310px}.co-fuel{top:360px}.hn2-atlas-seal{display:none}.hn2-index-row{grid-template-columns:42px 1fr 15px}.hn2-index-row em{display:none}.hn2-facts{grid-template-columns:1fr}.hn2-facts div{border-right:0;border-bottom:1px solid var(--hn2-line)}.hn2-content{padding:24px}.hn2-archive-toolbar{display:block}.hn2-footer-search form{border-radius:18px}.hn2-footer-search input{padding:12px 10px}.hn2-footer-search button{flex-basis:44px}.hn2-reading-progress{top:66px}}
@media print{.hn2-reading-progress,.hn2-reading-toolbar,.hn2-sidebar,.hn2-related,.hn2-footer,.hn-header,.hn-topbar{display:none!important}.hn2-reading-layout{display:block;padding:0}.hn2-content{border:0;box-shadow:none;padding:0}}

/* v2.1 audited cross-page system */
.hn2-toolkit{padding:92px 0;background:#f6ecdc;border-block:1px solid var(--hn2-line)}
.hn2-toolkit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.hn2-tool{position:relative;background:var(--hn2-paper);border:1px solid var(--hn2-line);padding:24px;min-height:330px;box-shadow:0 18px 38px rgba(16,36,60,.08);overflow:hidden}.hn2-tool>span{font:700 13px var(--serif);color:var(--hn2-red);letter-spacing:.14em}.hn2-tool h3{font:700 30px/1.05 var(--serif);color:var(--hn2-navy);margin:16px 0 10px}.hn2-tool p{margin:0;color:#526071}.hn2-tool-art{height:135px;position:relative;margin-bottom:18px;background:linear-gradient(135deg,#efe2ce,#fffaf0);border:1px solid var(--hn2-line)}
.art-lens i{position:absolute;width:58px;height:58px;border:5px solid var(--hn2-navy);border-radius:50%;left:42px;top:25px}.art-lens b{position:absolute;width:52px;height:7px;background:var(--hn2-red);transform:rotate(42deg);left:88px;top:84px}.art-compare i,.art-compare b{position:absolute;width:45px;height:82px;border:2px solid var(--hn2-navy);top:26px}.art-compare i{left:43px;background:rgba(173,64,62,.12)}.art-compare b{right:43px;background:rgba(16,36,60,.08)}.art-compare em{position:absolute;left:50%;top:64px;width:28px;height:2px;background:var(--hn2-red);transform:translateX(-50%)}.art-path:before{content:"";position:absolute;left:35px;right:35px;top:66px;height:2px;background:var(--hn2-navy)}.art-path i,.art-path b,.art-path em{position:absolute;width:20px;height:20px;border-radius:50%;background:var(--hn2-red);top:57px}.art-path i{left:28px}.art-path b{left:50%;transform:translateX(-50%)}.art-path em{right:28px}.art-note i{position:absolute;inset:20px 45px;border:2px solid var(--hn2-navy);background:#fff}.art-note i:before,.art-note i:after{content:"";position:absolute;left:15px;right:15px;height:2px;background:var(--hn2-line)}.art-note i:before{top:27px}.art-note i:after{top:51px}.art-note b{position:absolute;width:8px;height:70px;background:var(--hn2-red);right:38px;top:35px;transform:rotate(15deg)}
.hn2-page-hero{padding:72px 0;background:linear-gradient(rgba(16,36,60,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(16,36,60,.035) 1px,transparent 1px),var(--hn2-paper);background-size:34px 34px;border-bottom:1px solid var(--hn2-line)}.hn2-page-hero-grid,.hn2-lost-grid{display:grid;grid-template-columns:1fr 280px;gap:58px;align-items:center}.hn2-page-hero h1,.hn2-lost h1{font:700 clamp(48px,6vw,82px)/.96 var(--serif);color:var(--hn2-navy);margin:10px 0}.hn2-page-plate,.hn2-lost-plate{position:relative;min-height:250px;border:2px solid var(--hn2-navy);background:var(--hn2-cream);display:grid;place-items:center;text-align:center;box-shadow:var(--hn2-shadow)}.hn2-page-plate:before,.hn2-lost-plate:before{content:"";position:absolute;inset:15px;border:1px solid var(--hn2-line)}.hn2-page-plate span,.hn2-lost-plate span{position:absolute;top:27px;font:700 10px var(--serif);letter-spacing:.18em}.hn2-page-plate strong,.hn2-lost-plate strong{font:700 72px var(--serif);color:var(--hn2-red)}.hn2-page-plate small,.hn2-lost-plate small{position:absolute;bottom:26px;text-transform:uppercase;letter-spacing:.12em;font-size:10px}.hn2-page-layout{padding-top:58px}.hn2-lost{padding:90px 0;background:radial-gradient(circle at 82% 18%,rgba(173,64,62,.12),transparent 25%),var(--hn2-paper);min-height:70vh;display:flex;align-items:center}.hn2-lost-plate i,.hn2-lost-plate b{position:absolute;border:1px solid var(--hn2-line);border-radius:50%}.hn2-lost-plate i{width:90px;height:90px}.hn2-lost-plate b{width:150px;height:150px}
.hn2-content .wp-block-button__link,.hn2-content .wp-element-button{background:var(--hn2-red);color:#fff;border-radius:0;padding:.8em 1.25em;font-weight:800;text-decoration:none}.hn2-content .is-style-outline .wp-block-button__link{background:transparent;color:var(--hn2-navy);border:2px solid var(--hn2-navy)}.hn2-content .wp-block-columns{gap:28px}.hn2-content .wp-block-separator{border:0;border-top:1px solid var(--hn2-line);margin:42px 0}.hn2-content pre,.hn2-content code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}.hn2-content pre{overflow:auto;padding:20px;background:var(--hn2-navy);color:#fff}.hn2-content figure{max-width:100%;margin:32px 0}.hn2-content img{max-width:100%;height:auto}.hn2-content figcaption{font-size:12px;color:#697382;border-bottom:1px solid var(--hn2-line);padding:8px 0}.hn2-content iframe,.hn2-content video{max-width:100%;height:auto}.hn-table-wrap{max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin:28px 0}.hn2-content details{border:1px solid var(--hn2-line);padding:16px 18px;margin:14px 0;background:#fffaf0}.hn2-content summary{cursor:pointer;font:700 20px var(--serif);color:var(--hn2-navy)}
.hn2-comments{margin-top:52px;padding-top:34px;border-top:3px double var(--hn2-navy)}.hn2-comments h2{margin-top:8px}.hn2-comment-list{list-style:none;padding:0}.hn2-comment-list .comment-body{display:grid;grid-template-columns:58px 1fr;gap:14px;border-bottom:1px solid var(--hn2-line);padding:22px 0}.hn2-comment-list .avatar{border-radius:50%}.hn2-comment-list .comment-meta,.hn2-comment-list .comment-content,.hn2-comment-list .reply{grid-column:2}.hn2-comments input[type=text],.hn2-comments input[type=email],.hn2-comments input[type=url],.hn2-comments textarea{width:100%;border:1px solid var(--hn2-line);background:#fff;padding:12px;font:inherit}.hn2-comments label{display:block;font-weight:800;margin-bottom:6px}.hn2-comments textarea{min-height:150px}.hn2-comments .comment-notes{font-size:13px;color:#697382}
.hn-empty{grid-column:1/-1;border:1px dashed var(--hn2-line);background:#fffaf0;padding:44px;text-align:center}.hn-empty h2{font:700 36px var(--serif);color:var(--hn2-navy);margin:0 0 8px}.hn2-card,.hn2-feature-card,.hn2-tool{transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease}.hn2-card:hover,.hn2-feature-card:hover,.hn2-tool:hover{transform:translateY(-5px);box-shadow:0 22px 50px rgba(16,36,60,.14);border-color:var(--hn2-red)}
.hn2-card a:focus-visible,.hn2-index-row:focus-visible,.hn2-tool a:focus-visible,.hn-btn:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid #eaa7a5;outline-offset:3px}
@media(max-width:1100px){.hn2-toolkit-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:800px){.hn2-page-hero-grid,.hn2-lost-grid{grid-template-columns:1fr}.hn2-page-plate,.hn2-lost-plate{min-height:210px}.hn2-toolkit{padding:64px 0}.hn2-comment-list .comment-body{grid-template-columns:46px 1fr}.hn2-comment-list .avatar{width:42px;height:42px}}
@media(max-width:520px){.hn2-toolkit-grid{grid-template-columns:1fr}.hn2-tool{min-height:0}.hn2-page-hero,.hn2-lost{padding:56px 0}.hn2-page-hero h1,.hn2-lost h1{font-size:46px}.hn2-comment-list .comment-body{display:block}.hn2-comment-list .comment-meta,.hn2-comment-list .comment-content,.hn2-comment-list .reply{margin-left:0}.hn2-content .wp-block-columns{display:block}.hn2-content table{min-width:620px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{scroll-behavior:auto!important;animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}

/* v2.3 performance, accessibility and interaction fixes */
body.hn-overlay-open{overflow:hidden}.hn-search-overlay[inert]{display:none}.hn-search-overlay.is-open{display:grid}.hn-table-wrap:focus-visible{outline:3px solid #eaa7a5;outline-offset:3px}.hn-search-form-inline input[type=search],.hn2-footer-search input[type=search]{min-width:0}.hn-search-form-inline button,.hn2-footer-search button{white-space:nowrap;flex-shrink:0}@media(max-width:520px){.hn-search-form-inline{display:grid;grid-template-columns:1fr}.hn-search-form-inline .hn-btn{width:100%}}@media(prefers-reduced-data:reduce){.hn2-tool-art,.hn-anatomy-board,.hn2-atlas-stage{background-image:none!important}}


/* v2.4 final QA */
:where(a,button,input,summary):focus-visible{outline:3px solid #cf6a63;outline-offset:3px}.hn2-reading-progress{role:progressbar}.hn2-content iframe,.hn2-content video,.hn-content iframe,.hn-content video{max-width:100%;height:auto}.hn2-content pre,.hn-content pre{max-width:100%;overflow:auto}.hn2-breadcrumbs{overflow-x:auto;white-space:nowrap;scrollbar-width:thin}.hn-pagination:empty{display:none}@media(max-width:420px){.hn-wrap{width:min(100% - 24px,1240px)}.hn-btn,.hn-icon-btn{min-height:44px}.hn2-footer-search form{grid-template-columns:minmax(0,1fr) 48px}}
@media(prefers-contrast:more){.hn-card,.hn2-card,.hn2-content,.hn2-side-card{border-width:2px}.hn-nav a,.hn2-content a{text-decoration:underline;text-decoration-thickness:2px}}