/* article-shared.css — RxFit Intelligence File shared styles */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
:root{--radius:4px;--font-head:'Space Grotesk',sans-serif;--font-mono:'JetBrains Mono',monospace;--font-body:'Space Grotesk',sans-serif;--bg:#0a1128;--surface:#0e1933;--surface-2:#122045;--surface-3:#182a56;--border:rgba(197,160,89,0.15);--border-bright:rgba(197,160,89,0.35);--text:#e8e2d9;--text-dim:#9aa8c6;--text-muted:#7a8db5;--gold:#C5A059;--gold-dim:#8a6e3e;--gold-bright:#d4b572;--glass-bg:rgba(10,17,40,0.75);--shadow:rgba(0,0,0,0.4);--btn-text:#0a1128;--black:#070e20;}
body.light-mode{--bg:#F5F1EB;--surface:#FFFFFF;--surface-2:#F9F6F1;--surface-3:#F0EBE2;--border:rgba(138,110,62,0.15);--border-bright:rgba(138,110,62,0.35);--text:#2A1C14;--text-dim:#4A3D35;--text-muted:#9A8A80;--gold:#8a6e3e;--gold-dim:#705526;--gold-bright:#a88851;--glass-bg:rgba(255,255,255,0.88);--shadow:rgba(45,33,24,0.07);--btn-text:#FFFFFF;--radius:18px;}
html{scroll-behavior:smooth;}
body{background:var(--bg);color:var(--text);font-family:var(--font-body);font-size:16px;line-height:1.6;overflow-x:hidden;-webkit-font-smoothing:antialiased;transition:background 0.3s,color 0.3s;}
::-webkit-scrollbar{width:4px;}::-webkit-scrollbar-track{background:var(--bg);}::-webkit-scrollbar-thumb{background:var(--gold-dim);border-radius:2px;}
::selection{background:var(--gold);color:var(--btn-text);}
[id]{scroll-margin-top:80px;}
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
.gold{color:var(--gold);}
/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:999;background:var(--glass-bg);backdrop-filter:blur(16px);border-bottom:1px solid var(--border);padding:0 24px;height:64px;display:flex;align-items:center;justify-content:space-between;transition:background 0.3s,border-color 0.3s;}
.nav-logo{font-family:var(--font-mono);font-size:18px;font-weight:700;color:var(--gold);text-decoration:none;letter-spacing:0.06em;}
.nav-logo img{height:28px;width:auto;display:block;}
.nav-links{display:flex;align-items:center;gap:32px;list-style:none;}
.nav-links a{font-size:13px;font-weight:500;letter-spacing:0.04em;text-decoration:none;color:var(--text-dim);transition:color 0.2s;text-transform:uppercase;}
.nav-links a:hover,.nav-links a.active{color:var(--gold);}
.nav-cta{font-family:var(--font-mono);font-size:12px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;color:var(--btn-text);background:var(--gold);padding:10px 20px;border-radius:var(--radius);transition:background 0.2s,transform 0.15s;}
.nav-cta:hover{background:var(--gold-bright);transform:translateY(-1px);}
.theme-toggle-btn{background:none;border:1px solid var(--border);color:var(--text-dim);padding:8px;border-radius:var(--radius);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;min-width:44px;min-height:44px;}
.theme-toggle-btn:hover{border-color:var(--gold);color:var(--gold);background:var(--surface-2);}
body.light-mode .sun-icon{display:none;}
body:not(.light-mode) .moon-icon{display:none;}
body.light-mode .logo-dark{display:none;}
body:not(.light-mode) .logo-light{display:none;}
/* HAMBURGER */
.hamburger-btn{display:none;background:none;border:1px solid var(--border);color:var(--text-dim);padding:8px;border-radius:var(--radius);cursor:pointer;align-items:center;justify-content:center;transition:all 0.2s;width:44px;height:44px;flex-shrink:0;}
.hamburger-btn:hover{border-color:var(--gold);color:var(--gold);background:var(--surface-2);}
@media(max-width:768px){.hamburger-btn{display:flex;}.nav-links{display:none!important;}}
/* MOBILE DRAWER */
.mobile-drawer{position:fixed;top:0;right:0;width:300px;max-width:85vw;height:100vh;height:100dvh;background:var(--surface);border-left:1px solid var(--border);z-index:1001;transform:translateX(100%);transition:transform 0.3s cubic-bezier(0.4,0,0.2,1);overflow-y:auto;display:flex;flex-direction:column;}
.mobile-drawer.open{transform:translateX(0);}
.mobile-drawer-backdrop{position:fixed;inset:0;background:rgba(0,0,0,0.6);z-index:1000;opacity:0;visibility:hidden;transition:opacity 0.3s,visibility 0.3s;}
.mobile-drawer-backdrop.open{opacity:1;visibility:visible;}
.drawer-header{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;border-bottom:1px solid var(--border);}
.drawer-close{background:none;border:1px solid var(--border);color:var(--text-dim);width:44px;height:44px;border-radius:var(--radius);cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all 0.2s;}
.drawer-close:hover{border-color:var(--gold);color:var(--gold);}
.drawer-nav{padding:16px 0;flex:1;}
.drawer-nav a{display:flex;align-items:center;gap:12px;padding:16px 24px;font-size:15px;font-weight:500;color:var(--text-dim);text-decoration:none;transition:all 0.2s;border-left:3px solid transparent;}
.drawer-nav a:hover,.drawer-nav a.active{color:var(--gold);background:var(--surface-2);border-left-color:var(--gold);}
.drawer-footer{padding:20px 24px;border-top:1px solid var(--border);}
.drawer-cta{display:block;width:100%;text-align:center;font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;color:#0a1128;background:var(--gold);padding:16px 24px;border-radius:var(--radius);transition:all 0.2s;}
.drawer-cta:hover{background:var(--gold-bright);transform:translateY(-1px);}
/* HERO */
.article-hero{padding-top:64px;min-height:420px;display:flex;align-items:center;position:relative;overflow:hidden;background:linear-gradient(180deg,var(--surface-2) 0%,var(--bg) 100%);}
.article-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 80% at 20% 50%,rgba(197,160,89,0.07) 0%,transparent 65%),radial-gradient(ellipse 40% 60% at 80% 30%,rgba(197,160,89,0.04) 0%,transparent 60%);pointer-events:none;}
.article-hero-inner{position:relative;z-index:1;padding:80px 0 60px;max-width:800px;}
.article-breadcrumb{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);letter-spacing:0.1em;text-transform:uppercase;margin-bottom:20px;display:flex;align-items:center;gap:8px;}
.article-breadcrumb a{color:var(--gold);text-decoration:none;transition:color 0.2s;}
.article-breadcrumb span{color:var(--text-muted);}
.article-category-tag{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:0.15em;text-transform:uppercase;color:var(--gold);border:1px solid var(--border-bright);padding:5px 12px;border-radius:2px;margin-bottom:20px;background:rgba(197,160,89,0.06);}
.article-hero h1{font-family:var(--font-head);font-size:clamp(28px,4vw,52px);font-weight:700;line-height:1.1;letter-spacing:-0.02em;color:var(--text);margin-bottom:20px;}
.article-hero h1 em{font-style:normal;color:var(--gold);}
.article-meta{display:flex;align-items:center;gap:20px;flex-wrap:wrap;}
.article-meta-author{display:flex;align-items:center;gap:10px;}
.article-meta-author img{width:36px;height:36px;border-radius:50%;object-fit:cover;border:1px solid var(--border-bright);}
.article-meta-author-info{display:flex;flex-direction:column;}
.article-meta-author-name{font-size:13px;font-weight:600;color:var(--text);}
.article-meta-author-role{font-family:var(--font-mono);font-size:10px;color:var(--gold);letter-spacing:0.08em;}
.article-meta-date{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);letter-spacing:0.06em;}
.article-meta-read{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);}
/* LAYOUT */
.article-layout{padding:72px 0 100px;}
.article-columns{display:grid;grid-template-columns:1fr 320px;gap:64px;align-items:start;}
@media(max-width:1024px){.article-columns{grid-template-columns:1fr;}.article-sidebar{display:none;}}
/* BODY */
.article-body{max-width:740px;}
.article-body h2{font-family:var(--font-head);font-size:clamp(20px,2.5vw,28px);font-weight:700;letter-spacing:-0.02em;color:var(--text);margin:48px 0 16px;padding-top:16px;border-top:1px solid var(--border);}
.article-body h3{font-family:var(--font-head);font-size:clamp(17px,2vw,22px);font-weight:700;color:var(--text);margin:32px 0 12px;}
.article-body h4{font-size:16px;font-weight:700;color:var(--gold);margin:24px 0 8px;font-family:var(--font-mono);letter-spacing:0.06em;text-transform:uppercase;}
.article-body p{font-size:16px;line-height:1.85;color:var(--text-dim);margin-bottom:20px;}
.article-body p strong{color:var(--text);}
.article-body ul,.article-body ol{margin:16px 0 24px 24px;}
.article-body li{font-size:15px;line-height:1.75;color:var(--text-dim);margin-bottom:8px;}
.article-body li::marker{color:var(--gold);}
.article-body a{color:var(--gold);text-decoration:underline;text-underline-offset:3px;transition:color 0.2s;}
.article-body a:hover{color:var(--gold-bright);}
.article-body blockquote{margin:32px 0;padding:24px 28px;border-left:3px solid var(--gold);background:rgba(197,160,89,0.04);border-radius:0 var(--radius) var(--radius) 0;}
.article-body blockquote p{font-size:17px;font-style:italic;color:var(--gold-bright);margin:0;}
/* KEY TAKEAWAYS */
.key-takeaways{background:var(--surface);border:1px solid var(--border-bright);border-radius:var(--radius);padding:28px 32px;margin:40px 0;position:relative;}
.key-takeaways::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);border-radius:var(--radius) var(--radius) 0 0;}
.key-takeaways-label{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:0.15em;text-transform:uppercase;color:var(--gold);margin-bottom:16px;}
.key-takeaways ul{margin:0;list-style:none;padding:0;}
.key-takeaways li{font-size:14px;line-height:1.75;color:var(--text-dim);margin-bottom:10px;padding-left:20px;position:relative;}
.key-takeaways li::before{content:'→';position:absolute;left:0;color:var(--gold);font-family:var(--font-mono);font-size:12px;}
/* PROTOCOL STEPS */
.protocol-steps{list-style:none;padding:0;margin:24px 0 32px;counter-reset:steps;}
.protocol-steps li{counter-increment:steps;display:flex;gap:16px;margin-bottom:20px;padding:20px 24px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);transition:border-color 0.2s;}
.protocol-steps li:hover{border-color:var(--border-bright);}
.protocol-step-num{font-family:var(--font-mono);font-size:24px;font-weight:700;color:var(--gold);line-height:1;flex-shrink:0;}
.protocol-step-num::before{content:counter(steps,decimal-leading-zero);}
.protocol-step-content p{margin:0;font-size:14px;color:var(--text-dim);line-height:1.7;}
.protocol-step-content strong{display:block;font-size:15px;color:var(--text);margin-bottom:4px;}
/* FAQ */
.article-faq{margin-top:48px;}
.article-faq h2{font-family:var(--font-head);font-size:24px;font-weight:700;color:var(--text);margin-bottom:24px;}
.faq-item{border:1px solid var(--border);border-radius:var(--radius);margin-bottom:12px;overflow:hidden;}
.faq-q{display:flex;align-items:center;justify-content:space-between;padding:20px 24px;cursor:pointer;font-size:15px;font-weight:600;color:var(--text);gap:16px;transition:background 0.2s;background:var(--surface);width:100%;text-align:left;}
.faq-q:hover{background:var(--surface-2);color:var(--gold);}
.faq-q svg{flex-shrink:0;transition:transform 0.2s;}
.faq-item.open .faq-q svg{transform:rotate(45deg);color:var(--gold);}
.faq-a{display:none;padding:0 24px 20px;font-size:14px;color:var(--text-dim);line-height:1.75;background:var(--surface);}
.faq-item.open .faq-a{display:block;}
/* SIDEBAR */
.article-sidebar{position:sticky;top:88px;}
.sidebar-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;margin-bottom:24px;position:relative;overflow:hidden;}
.sidebar-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);}
.sidebar-card-label{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:0.15em;text-transform:uppercase;color:var(--gold);margin-bottom:12px;}
.sidebar-card h3{font-size:16px;font-weight:700;color:var(--text);margin-bottom:8px;line-height:1.3;}
.sidebar-card p{font-size:13px;color:var(--text-dim);line-height:1.65;margin-bottom:16px;}
.sidebar-cta{display:block;font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;color:#0a1128;background:var(--gold);padding:12px 20px;border-radius:var(--radius);text-align:center;transition:all 0.2s;animation:pulse-gold 3s ease-in-out infinite;}
.sidebar-cta:hover{background:var(--gold-bright);transform:translateY(-1px);animation:none;}
@keyframes pulse-gold{0%,100%{box-shadow:0 0 0 0 rgba(197,160,89,0.4);}50%{box-shadow:0 0 0 8px rgba(197,160,89,0);}}
.sidebar-toc{list-style:none;padding:0;}
.sidebar-toc li{margin-bottom:8px;}
.sidebar-toc a{font-size:12px;color:var(--text-dim);text-decoration:none;transition:color 0.2s;display:flex;align-items:start;gap:8px;line-height:1.5;}
.sidebar-toc a::before{content:'–';color:var(--gold-dim);flex-shrink:0;}
.sidebar-toc a:hover{color:var(--gold);}
/* AUTHOR BIO */
.author-bio{margin-top:64px;padding-top:40px;border-top:1px solid var(--border);}
.author-bio-inner{display:flex;gap:28px;align-items:start;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:32px;position:relative;}
.author-bio-inner::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);border-radius:var(--radius) var(--radius) 0 0;}
.author-bio-photo{width:80px;height:80px;border-radius:50%;object-fit:cover;object-position:center top;border:2px solid var(--border-bright);flex-shrink:0;}
.author-bio-label{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:0.15em;text-transform:uppercase;color:var(--gold);margin-bottom:6px;}
.author-bio-name{font-size:18px;font-weight:700;color:var(--text);margin-bottom:4px;}
.author-bio-title{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);letter-spacing:0.06em;margin-bottom:12px;}
.author-bio-text{font-size:14px;color:var(--text-dim);line-height:1.75;margin-bottom:12px;}
.author-bio-link{font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:var(--gold);text-decoration:none;display:inline-flex;align-items:center;gap:6px;transition:gap 0.2s,color 0.2s;}
.author-bio-link:hover{color:var(--gold-bright);gap:10px;}
.author-bio-link::after{content:'→';}
/* RELATED */
.related-section{padding:72px 0;background:var(--surface);border-top:1px solid var(--border);}
.related-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:40px;}
.related-label{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:0.15em;text-transform:uppercase;color:var(--text-muted);}
.related-all{font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;color:var(--gold);text-decoration:none;transition:color 0.2s;}
.related-all:hover{color:var(--gold-bright);}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media(max-width:768px){.related-grid{grid-template-columns:1fr;}}
.related-card{background:var(--surface-2);border:1px solid var(--border);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;gap:12px;transition:all 0.3s;text-decoration:none;}
.related-card:hover{border-color:var(--border-bright);transform:translateY(-4px);box-shadow:0 12px 40px rgba(0,0,0,0.4);}
.related-card-cat{font-family:var(--font-mono);font-size:10px;font-weight:700;letter-spacing:0.1em;text-transform:uppercase;color:var(--gold);}
.related-card-title{font-size:15px;font-weight:700;color:var(--text);line-height:1.35;}
.related-card-excerpt{font-size:13px;color:var(--text-dim);line-height:1.65;flex:1;}
.related-card-read{font-family:var(--font-mono);font-size:11px;color:var(--gold);font-weight:700;}
/* ARTICLE CTA */
.article-cta{text-align:center;padding:80px 0;position:relative;overflow:hidden;}
.article-cta::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 60% 60% at 50% 50%,rgba(197,160,89,0.05) 0%,transparent 70%);pointer-events:none;}
.article-cta .container{position:relative;z-index:1;}
.article-cta h2{font-size:clamp(24px,3.5vw,40px);font-weight:700;letter-spacing:-0.02em;color:var(--text);margin-bottom:12px;}
.article-cta p{font-size:15px;color:var(--text-dim);max-width:480px;margin:0 auto 28px;line-height:1.65;}
.btn-primary{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-mono);font-size:13px;font-weight:700;letter-spacing:0.08em;text-transform:uppercase;text-decoration:none;color:#0a1128;background:var(--gold);padding:14px 28px;border-radius:var(--radius);border:1px solid var(--gold);transition:all 0.2s;animation:pulse-gold 3s ease-in-out infinite;}
.btn-primary:hover{background:var(--gold-bright);transform:translateY(-2px);box-shadow:0 8px 32px rgba(197,160,89,0.3);animation:none;}
.trust-note{margin-top:14px;font-family:var(--font-mono);font-size:11px;color:var(--text-muted);letter-spacing:0.05em;}
/* STICKY BAR */
.sticky-bar{position:fixed;bottom:0;left:0;right:0;z-index:998;background:rgba(7,14,32,0.97);backdrop-filter:blur(16px);border-top:1px solid var(--border);padding:14px 24px;display:flex;align-items:center;justify-content:center;gap:24px;}
.sticky-bar-text{font-size:14px;color:var(--text-dim);}
.sticky-bar-text strong{color:var(--text);}
@media(max-width:600px){.sticky-bar{flex-direction:column;gap:10px;padding:16px;}}
/* FOOTER */
footer{background:var(--surface);border-top:1px solid var(--border);padding:60px 0 0;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:48px;padding-bottom:48px;border-bottom:1px solid var(--border);}
@media(max-width:768px){.footer-grid{grid-template-columns:1fr;}}
.footer-brand .logo{font-family:var(--font-mono);font-size:20px;font-weight:700;color:var(--gold);text-decoration:none;display:block;margin-bottom:16px;letter-spacing:0.06em;}
.footer-brand p{font-size:13px;color:var(--text-muted);line-height:1.7;max-width:280px;margin-bottom:24px;}
.social-links{display:flex;gap:10px;}
.social-link{width:44px;height:44px;border-radius:var(--radius);background:var(--surface-2);border:1px solid var(--border);display:flex;align-items:center;justify-content:center;font-family:var(--font-mono);font-size:11px;font-weight:700;color:var(--text-muted);text-decoration:none;transition:all 0.2s;}
.social-link:hover{border-color:var(--gold);color:var(--gold);}
.footer-col h4{font-family:var(--font-mono);font-size:11px;font-weight:700;letter-spacing:0.12em;text-transform:uppercase;color:var(--text-muted);margin-bottom:16px;}
.footer-col ul{list-style:none;display:flex;flex-direction:column;gap:8px;}
.footer-col ul a{font-size:13px;color:var(--text-dim);text-decoration:none;transition:color 0.2s;}
.footer-col ul a:hover{color:var(--gold);}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:20px 0;}
@media(max-width:768px){.footer-bottom{flex-direction:column;gap:12px;text-align:center;}}
.footer-bottom p{font-size:12px;color:var(--text-muted);font-family:var(--font-mono);}
.footer-nap{font-family:var(--font-mono);font-size:11px;color:var(--text-muted);text-align:right;line-height:1.6;}
/* SKIP LINK */
.skip-link{position:absolute;top:-100px;left:16px;background:var(--gold);color:var(--btn-text);padding:12px 24px;border-radius:var(--radius);font-family:var(--font-mono);font-size:13px;font-weight:700;text-decoration:none;z-index:10000;transition:top 0.2s;}
.skip-link:focus{top:8px;}
/* FOCUS */
a:focus-visible,button:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important;}}
/* LIGHT MODE */
body.light-mode{font-family:'DM Sans',sans-serif;}
body.light-mode h1,body.light-mode h2,body.light-mode h3,body.light-mode h4{font-family:'Cormorant Garamond',Georgia,serif;}