<style>
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Space+Grotesk:wght@500;600;700&display=swap');
*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}
body{font-family:'Inter',-apple-system,'Segoe UI',sans-serif;background:#080c18;color:#8b949e;line-height:1.8;overflow-x:hidden;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4,h5,h6{font-family:'Space Grotesk','Inter',sans-serif;color:#f0f4f8;font-weight:700}
h3{color:#c9d1d9}
a{color:#00d4ff;text-decoration:none}
.wrap{max-width:1000px;margin:0 auto;padding:0 20px}
nav.top-nav{position:fixed;top:0;width:100%;z-index:99;background:rgba(8,12,24,0.95);backdrop-filter:blur(12px);border-bottom:1px solid rgba(0,200,255,0.08)}
.nb{max-width:1000px;margin:0 auto;padding:0 20px;height:50px;display:flex;align-items:center;justify-content:space-between}
.logo{font-family:'Space Grotesk',sans-serif;font-size:20px;font-weight:700;color:#00d4ff;cursor:pointer;display:flex;align-items:center;gap:8px}
.logo img{width:28px;height:28px;border-radius:6px}
.nr{display:flex;gap:16px;align-items:center}
.nr a{color:#8b949e;font-size:14px;font-weight:500;cursor:pointer;transition:color .2s;letter-spacing:0}.nr a:hover,.nr a.on{color:#f0f4f8;font-weight:500}
.pg{display:none}.pg.on{display:block}
.hero{min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;padding:80px 20px 40px;position:relative;background-size:cover;background-position:center 40%}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(to bottom,rgba(8,12,24,0.4),rgba(8,12,24,0.7) 50%,rgba(8,12,24,0.95))}
.hero>*{position:relative;z-index:1;max-width:650px;margin:0 auto}
.hero h1{font-size:clamp(40px,8vw,68px);font-weight:700;letter-spacing:-2px;line-height:1.1;margin-bottom:12px;color:#f0f4f8}
.cn{color:#00d4ff}
.hero .tag{font-size:clamp(18px,3vw,26px);color:#c9d1d9;font-weight:500;margin-bottom:8px}
.hero .sub{font-size:16px;color:#8b949e;max-width:520px;margin:0 auto 12px;line-height:1.6}
.hero .pain{font-size:15px;color:#00d4ff;font-weight:600;margin-bottom:24px}
.btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.bp{padding:13px 28px;background:#00d4ff;color:#080c18;border:none;border-radius:7px;font-size:17px;font-weight:700;cursor:pointer;transition:.2s;font-family:'Space Grotesk',sans-serif}.bp:hover{box-shadow:0 4px 20px rgba(0,200,255,0.3);transform:translateY(-1px)}
.bo{padding:13px 28px;background:0;color:#c9d1d9;border:1px solid rgba(0,200,255,0.15);border-radius:7px;font-size:17px;cursor:pointer;font-family:'Space Grotesk',sans-serif}
.sec{padding:80px 0}.se{padding:80px 0;background:#0b1020}
.st{text-align:center;margin-bottom:40px}.st h2{font-size:clamp(28px,4.5vw,40px);font-weight:700;margin-bottom:6px;color:#f0f4f8}.st p{color:#8b949e;font-size:16px;max-width:520px;margin:0 auto}
.fg{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}
@media(max-width:760px){.fg{grid-template-columns:1fr}}
.fg h3{font-size:24px;font-weight:700;margin-bottom:10px;color:#f0f4f8}
.fg p{color:#8b949e;font-size:15px;margin-bottom:14px}
.fg ul{list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:6px}
.fg li{color:#8b949e;font-size:14px;padding:2px 0}.fg li::before{content:"\2705 ";font-size:12px}
.fig{border-radius:14px;overflow:hidden;border:1px solid rgba(0,200,255,0.1);margin:0;aspect-ratio:16/9}
.fig img{width:100%;height:100%;object-fit:cover;display:block}
.g5{display:grid;grid-template-columns:repeat(5,1fr);gap:10px}
@media(max-width:900px){.g5{grid-template-columns:repeat(2,1fr)}}
.ac{background:#0d1117;border:1px solid rgba(0,200,255,0.08);border-radius:8px;padding:14px;text-align:center}
.ac .n{font-size:18px;font-weight:800;color:#00d4ff;opacity:.2}.ac h4{font-size:14px;font-weight:700;margin-bottom:3px;color:#c9d1d9}.ac p{color:#6e7681;font-size:12px}
.tb{width:100%;border-collapse:collapse;background:#0d1117;border-radius:8px;overflow:hidden;border:1px solid rgba(0,200,255,0.08)}
.tb th{background:rgba(0,200,255,0.05);color:#00d4ff;padding:9px 12px;text-align:left;font-size:14px;font-weight:700}.tb td{padding:9px 12px;border-bottom:1px solid rgba(0,200,255,0.06);font-size:14px;color:#8b949e}
.fq{background:#0d1117;border:1px solid rgba(0,200,255,0.08);border-radius:7px;margin-bottom:6px;overflow:hidden}
.fq-q{padding:14px 18px;cursor:pointer;font-size:16px;font-weight:600;display:flex;justify-content:space-between;color:#f0f4f8}.fq-q::after{content:"+";color:#00d4ff}.fq.on .fq-q::after{transform:rotate(45deg)}
.fq-a{max-height:0;overflow:hidden;transition:.3s;padding:0 18px;color:#8b949e;font-size:15px}.fq.on .fq-a{max-height:400px;padding:0 18px 14px}
.gc{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:14px}
.cc{background:#0d1117;border:1px solid rgba(0,200,255,0.08);border-radius:10px;padding:22px;text-align:center;transition:.25s;display:flex;flex-direction:column;align-items:center}.cc:hover{border-color:#00d4ff}.cc .ci{font-size:28px;margin-bottom:8px}.cc h3{font-size:18px;font-weight:700;margin-bottom:4px;color:#f0f4f8}.cc p{color:#8b949e;font-size:15px;margin-bottom:10px}
.bs{display:inline-block;padding:5px 14px;margin-top:auto;background:rgba(0,200,255,0.08);color:#00d4ff;border-radius:5px;font-size:13px;font-weight:700;cursor:pointer;transition:.2s}.bs:hover{background:#00d4ff;color:#080c18}
.rc{background:#0d1117;border:1px solid rgba(0,200,255,0.08);border-radius:12px;overflow:hidden;cursor:pointer;transition:.25s}.rc:hover{border-color:#00d4ff;transform:translateY(-2px)}
.rc-img{width:100%;aspect-ratio:16/9;object-fit:cover;display:block}
.rc-body{padding:20px}
.cat{display:inline-block;padding:3px 10px;background:rgba(0,200,255,0.08);color:#00d4ff;border-radius:20px;font-size:12px;font-weight:700;margin-bottom:10px}
.rc h3{font-size:17px;font-weight:700;margin-bottom:8px;line-height:1.4;color:#f0f4f8}
.rc p{color:#8b949e;font-size:14px;line-height:1.6}
.meta{margin-top:10px;color:#6e7681;font-size:12px}
.arrow{color:#00d4ff;font-size:14px;margin-top:8px;display:inline-block}
.uc-card{margin-bottom:14px;background:#0d1117;border:1px solid rgba(0,200,255,0.08);border-radius:10px;overflow:hidden;display:grid;grid-template-columns:240px 1fr;transition:.25s}.uc-card:hover{border-color:rgba(0,200,255,0.2)}
@media(max-width:600px){.uc-card{grid-template-columns:1fr}}
.uc-card img{width:100%;height:100%;object-fit:cover;min-height:160px}
.uc-body{padding:16px 20px}
.uc-card h3{margin-bottom:6px;color:#f0f4f8}.uc-card p{color:#8b949e;font-size:14px;margin-bottom:6px}
.uc-card ul{list-style:none}.uc-card li{color:#8b949e;font-size:13px;padding:2px 0}.uc-card li::before{content:"\2705 ";font-size:11px}
.pain-section{padding:80px 0;background:linear-gradient(180deg,#0b1020 0%,#080c18 100%)}
.pain-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:20px}
.pain-card{background:#0d1117;border:1px solid rgba(0,200,255,0.12);border-radius:12px;padding:24px;transition:.25s}
.pain-card:hover{border-color:rgba(0,200,255,0.3);transform:translateY(-2px)}
.pain-card .icon{font-size:32px;margin-bottom:12px}
.pain-card h3{font-size:18px;font-weight:700;margin-bottom:8px;color:#f0f4f8}
.pain-card p{color:#8b949e;font-size:14px;line-height:1.7}
.pain-card .solution{margin-top:12px;padding-top:12px;border-top:1px solid rgba(0,200,255,0.1);color:#3fb950;font-size:14px;font-weight:600}
.trust-section{padding:60px 0;background:rgba(0,200,255,0.03);border-top:1px solid rgba(0,200,255,0.08);border-bottom:1px solid rgba(0,200,255,0.08)}
.trust-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px;text-align:center}
.trust-item{padding:20px;text-align:center;display:flex;flex-direction:column;align-items:center}
.trust-item .t-icon{font-size:36px;margin-bottom:10px}
.trust-item h4{font-size:16px;font-weight:700;margin-bottom:6px;color:#00d4ff;height:52px;display:flex;align-items:flex-start;justify-content:center;line-height:1.3}
.trust-item p{color:#8b949e;font-size:13px;line-height:1.6}
.ft-inner{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:30px;text-align:left}
@media(max-width:760px){.ft-inner{grid-template-columns:1fr 1fr}.ft-inner>div:first-child{grid-column:1/-1}}
.ft-col h4{font-size:13px;font-weight:700;margin-bottom:12px;color:#f0f4f8;text-transform:uppercase;letter-spacing:1px}
.ft-col a{display:block;color:#6e7681;font-size:13px;margin-bottom:8px;transition:color .2s}.ft-col a:hover{color:#00d4ff}
footer{display:block;background:#0b1020;border-top:1px solid rgba(0,200,255,0.06);padding:40px 0 24px;color:#6e7681;font-size:12px}
/* ===== ARTICLE PAGE STYLES ===== */
.article-overlay{display:none;position:fixed;inset:0;z-index:100;background:rgba(8,12,24,0.97);overflow-y:auto}
.article-overlay.show{display:block}
.close-btn{position:fixed;top:16px;right:20px;font-size:36px;color:#6e7681;cursor:pointer;z-index:101;background:none;border:none;transition:color .2s}.close-btn:hover{color:#f0f4f8}
.back-link{display:inline-block;color:#00d4ff;font-size:14px;margin-bottom:20px;cursor:pointer}

/* Reading progress bar */
.reading-progress{position:fixed;top:50px;left:0;width:0;height:3px;background:linear-gradient(90deg,#00d4ff,#3fb950);z-index:99;transition:width .1s}

/* Article container */
.art-wrap{max-width:760px;margin:0 auto;padding:80px 24px 60px}

/* Breadcrumb */
.breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;color:#6e7681;margin-bottom:24px;flex-wrap:wrap}
.breadcrumb a{color:#6e7681;transition:color .2s}.breadcrumb a:hover{color:#00d4ff}
.breadcrumb .sep{color:#484f58}

/* Article header */
.art-header{margin-bottom:36px}
.art-header .cat{display:inline-block;padding:4px 12px;background:rgba(0,212,255,0.08);color:#00d4ff;border-radius:20px;font-size:12px;font-weight:700;margin-bottom:14px}
.art-header .meta-row{display:flex;align-items:center;gap:12px;font-size:13px;color:#6e7681;margin-bottom:16px;flex-wrap:wrap}
.art-header .meta-row span{display:flex;align-items:center;gap:4px}
.art-header h1{font-size:clamp(26px,4vw,38px);font-weight:700;line-height:1.25;margin-bottom:16px;color:#f0f4f8;letter-spacing:-0.5px}
.art-header .art-desc{font-size:17px;color:#c9d1d9;line-height:1.7;margin-bottom:0}

/* Hero image */
.art-hero{width:100%;border-radius:14px;margin:28px 0 36px;aspect-ratio:16/9;object-fit:cover;display:block;border:1px solid rgba(0,212,255,0.1)}

/* Summary box */
.summary-box{background:rgba(0,212,255,0.04);border:1px solid rgba(0,212,255,0.12);border-left:4px solid #00d4ff;border-radius:8px;padding:20px 24px;margin-bottom:40px}
.summary-box h3{font-size:14px;font-weight:700;color:#00d4ff;margin-bottom:10px;text-transform:uppercase;letter-spacing:1px}
.summary-box ul{list-style:none;padding:0}
.summary-box li{color:#c9d1d9;font-size:14px;line-height:1.7;padding:3px 0;padding-left:20px;position:relative}
.summary-box li::before{content:"→";position:absolute;left:0;color:#00d4ff;font-weight:700}

/* Table of Contents */
.toc{background:#0d1117;border:1px solid rgba(0,212,255,0.1);border-radius:10px;padding:20px 24px;margin-bottom:40px}
.toc h3{font-size:14px;font-weight:700;color:#8b949e;margin-bottom:12px;text-transform:uppercase;letter-spacing:1px}
.toc ol{list-style:none;counter-reset:toc;padding:0;margin:0}
.toc li{counter-increment:toc;padding:5px 0;border-bottom:1px solid rgba(0,212,255,0.04)}
.toc li:last-child{border-bottom:none}
.toc li::before{content:counter(toc,decimal-leading-zero);font-size:12px;font-weight:700;color:#00d4ff;margin-right:10px;font-family:'Space Grotesk',monospace}
.toc a{color:#8b949e;font-size:14px;font-weight:500;transition:color .2s;text-decoration:none}
.toc a:hover{color:#00d4ff}

/* Article body typography */
.art-body{font-size:17px;line-height:1.8;color:#c9d1d9}
.art-body h2{font-size:22px;font-weight:700;color:#f0f4f8;margin:48px 0 6px;padding-top:16px;border-top:1px solid rgba(0,212,255,0.06);scroll-margin-top:70px;position:relative}
.art-body h2:first-child{margin-top:0;border-top:none;padding-top:0}
.art-body h2 .anchor{position:absolute;left:-24px;top:50%;transform:translateY(-50%);color:#00d4ff;font-size:16px;opacity:0;transition:opacity .2s;text-decoration:none;font-weight:400}
.art-body h2:hover .anchor{opacity:1}
.art-body h3{font-size:18px;font-weight:600;color:#c9d1d9;margin:28px 0 8px;scroll-margin-top:70px}
.art-body p{margin-bottom:18px}
.art-body strong{color:#f0f4f8;font-weight:600}
.art-body em{color:#c9d1d9;font-style:italic}
.art-body a{color:#00d4ff;text-decoration:underline;text-underline-offset:2px}
.art-body ul,.art-body ol{margin:0 0 18px 24px}
.art-body li{margin-bottom:6px}
.art-body ul li{list-style-type:disc}
.art-body ol li{list-style-type:decimal}

/* Callout / Tip box */
.callout{background:rgba(63,185,80,0.06);border:1px solid rgba(63,185,80,0.15);border-left:4px solid #3fb950;border-radius:8px;padding:16px 20px;margin:24px 0;font-size:15px;color:#c9d1d9}
.callout.warn{background:rgba(255,193,7,0.06);border-color:rgba(255,193,7,0.15);border-left-color:#ffc107}
.callout.info{background:rgba(0,212,255,0.06);border-color:rgba(0,212,255,0.15);border-left-color:#00d4ff}
.callout-title{font-weight:700;color:#3fb950;font-size:13px;text-transform:uppercase;letter-spacing:1px;margin-bottom:6px}
.callout.warn .callout-title{color:#ffc107}
.callout.info .callout-title{color:#00d4ff}

/* Article FAQ accordion */
.art-faq{margin-top:40px;padding-top:32px;border-top:1px solid rgba(0,212,255,0.08)}
.art-faq h2{border-top:none!important;margin-top:0!important;padding-top:0!important}
.faq-item{background:#0d1117;border:1px solid rgba(0,212,255,0.08);border-radius:8px;margin-bottom:8px;overflow:hidden;transition:border-color .2s}
.faq-item:hover{border-color:rgba(0,212,255,0.15)}
.faq-q{padding:16px 20px;cursor:pointer;font-size:15px;font-weight:600;color:#f0f4f8;display:flex;justify-content:space-between;align-items:center;gap:12px;user-select:none}
.faq-q::after{content:"+";color:#00d4ff;font-size:20px;font-weight:400;flex-shrink:0;transition:transform .2s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s ease}
.faq-a-inner{padding:0 20px 16px;color:#8b949e;font-size:15px;line-height:1.7}
.faq-item.open .faq-a{max-height:500px}

/* Related articles */
.related-section{margin-top:48px;padding-top:32px;border-top:1px solid rgba(0,212,255,0.08)}
.related-section h3{font-size:18px;font-weight:700;margin-bottom:16px;color:#f0f4f8}
.related-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}
.related-card{display:block;padding:16px;background:#0d1117;border:1px solid rgba(0,212,255,0.08);border-radius:8px;text-decoration:none;transition:all .2s}
.related-card:hover{border-color:#00d4ff;transform:translateY(-2px)}
.related-card .rc-cat{color:#00d4ff;font-size:11px;font-weight:700;margin-bottom:4px}
.related-card .rc-title{color:#f0f4f8;font-size:14px;font-weight:600;line-height:1.4}

/* Article mobile */
@media(max-width:600px){
.art-wrap{padding:60px 16px 40px}
.art-header h1{font-size:24px}
.art-header .art-desc{font-size:15px}
.art-body{font-size:15px}
.art-body h2{font-size:19px;margin:36px 0 4px}
.art-body h3{font-size:16px}
.art-body h2 .anchor{display:none}
.toc{padding:16px}
.summary-box{padding:16px}
}
.back-to-top{position:fixed;bottom:80px;right:24px;width:44px;height:44px;background:rgba(0,212,255,0.15);border:1px solid rgba(0,212,255,0.3);border-radius:50%;color:#00d4ff;font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:all .3s;z-index:90;backdrop-filter:blur(8px)}
.back-to-top.show{opacity:1;visibility:visible}
.back-to-top:hover{background:rgba(0,212,255,0.3);border-color:#00d4ff;transform:translateY(-2px)}
@media(max-width:480px){
.nb{padding:0 12px;height:44px}.logo{font-size:17px}.logo img{width:22px;height:22px}
.hero h1{font-size:clamp(32px,10vw,50px)}.hero .tag{font-size:15px}.hero .sub{font-size:14px}
.btns{flex-direction:column;align-items:center}.bp,.bo{width:100%;max-width:260px;text-align:center}
.sec,.se{padding:50px 0}.st h2{font-size:clamp(22px,6vw,32px)}.st p{font-size:14px}
.fg{gap:20px}.fg h3{font-size:20px}.fg p{font-size:14px}.fg ul{grid-template-columns:1fr}.fg li{font-size:13px}
.uc-card{grid-template-columns:1fr}.uc-card img{min-height:140px}
.uc-body{padding:12px 16px}
.g5{grid-template-columns:1fr 1fr !important}.ac{padding:10px}.ac .n{font-size:14px}.ac h4{font-size:12px}.ac p{font-size:11px}
.tb{font-size:13px}.tb th,.tb td{padding:6px 8px}
.fq-q{font-size:14px;padding:12px 14px}.fq-a{font-size:13px}
.gc{grid-template-columns:1fr 1fr;gap:10px}.cc{padding:16px}.cc .ci{font-size:22px}.cc h3{font-size:15px}.cc p{font-size:13px}
.rc-body{padding:14px}.rc h3{font-size:15px}.rc p{font-size:13px}
.ft-inner{grid-template-columns:1fr;gap:20px}.ft-col{margin-bottom:10px}
.article-content{padding:60px 16px 30px}.article-content h1{font-size:22px}.article-content h2{font-size:17px}.article-content p{font-size:14px}
.close-btn{top:10px;right:12px;font-size:28px}
.pain-grid{grid-template-columns:1fr}
}


/* Hamburger menu + mobile nav + touch targets */
/* Hamburger menu button */
.hamburger{display:none;background:none;border:none;color:#00d4ff;font-size:24px;cursor:pointer;padding:8px;line-height:1}

/* Mobile nav (480px breakpoint) */
@media(max-width:480px){
.hamburger{display:block}
.nr{display:none;position:absolute;top:50px;left:0;right:0;background:rgba(8,12,24,0.98);flex-direction:column;padding:12px 20px;border-bottom:1px solid rgba(0,212,255,0.08);backdrop-filter:blur(12px)}
.nr.open{display:flex}
.nr a{padding:12px 0;font-size:16px;border-bottom:1px solid rgba(0,212,255,0.04)}
.nr a:last-child{border-bottom:none}

/* Increase touch targets */
.toc a{display:block;padding:8px 0}
.breadcrumb a,.breadcrumb span{padding:4px 0}
.art-body a{padding:2px 0}
}
/* Social Share Sidebar */
#social-share button:hover{border-color:#00d4ff;color:#00d4ff;transform:scale(1.1)}
#social-share button:active{transform:scale(0.95)}
@media(max-width:768px){
  #social-share{position:fixed!important;bottom:0!important;left:0!important;right:0!important;top:auto!important;transform:none!important;flex-direction:row!important;justify-content:center!important;padding:12px;background:rgba(8,12,24,.95);border-top:1px solid #1a2332;gap:12px}
  #social-share button{width:36px;height:36px}
  .back-to-top{bottom:120px!important;right:16px!important}
}

/* Community Grid Responsive */
@media(max-width:900px){.community-grid{grid-template-columns:repeat(3,1fr)!important}}
@media(max-width:600px){.community-grid{grid-template-columns:repeat(2,1fr)!important}}