@import url('[https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap](https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800;900&display=swap)');

*{
margin:0;
padding:0;
box-sizing:border-box;
}

html{
scroll-behavior:smooth;
}

body{
font-family:'Inter',sans-serif;
background:#eef4fb;
color:#0f172a;
line-height:1.8;
overflow-x:hidden;
}

.container{
width:90%;
max-width:1200px;
margin:auto;
}

a{
text-decoration:none;
transition:all 0.3s ease;
}

img{
max-width:100%;
}

/* ====================================
HEADER
==================================== */

.topbar{
background:#0f172a;
color:#fff;
padding:8px 0;
font-size:14px;
text-align:center;
}

.topbar .container{
display:flex;
justify-content:center;
gap:20px;
flex-wrap:wrap;
}

.header{
background:#fff;
padding:15px 0;
box-shadow:0 2px 10px rgba(0,0,0,0.08);
}

.nav{
display:flex;
justify-content:space-between;
align-items:center;
}

.logo a{
text-decoration:none;
font-size:32px;
font-weight:700;
}

nav a{
text-decoration:none;
color:#222;
margin:0 12px;
font-weight:600;
}

.header-cta a{
background:#2563eb;
color:#fff;
padding:10px 20px;
border-radius:8px;
text-decoration:none;
font-weight:600;
}


/* ====================================
HERO SECTION
==================================== */

.hero-section{
position:relative;
overflow:hidden;
padding-top:130px;
padding-bottom:150px;
background:
radial-gradient(circle at top right,rgba(255,255,255,0.14),transparent 30%),
linear-gradient(135deg,#1d4ed8,#1e3a8a);
}

.hero-overlay{
position:absolute;
inset:0;
background-image:
linear-gradient(rgba(255,255,255,0.04) 1px,transparent 1px),
linear-gradient(90deg,rgba(255,255,255,0.04) 1px,transparent 1px);
background-size:42px 42px;
}

.hero-content{
position:relative;
z-index:2;
max-width:960px;
}

.category-badge{
display:inline-flex;
align-items:center;
background:rgba(255,255,255,0.14);
color:#ffffff;
padding:11px 20px;
border-radius:50px;
font-size:14px;
font-weight:700;
margin-bottom:24px;
backdrop-filter:blur(10px);
}

.article-meta{
display:flex;
align-items:center;
gap:12px;
color:#dbeafe;
margin-bottom:30px;
font-size:14px;
}

.hero-content h1{
font-size:74px;
line-height:1.05;
font-weight:900;
letter-spacing:-2px;
color:#ffffff;
margin-bottom:34px;
}

.hero-description{
font-size:22px;
color:#dbeafe;
max-width:850px;
margin-bottom:42px;
}

.hero-buttons{
display:flex;
align-items:center;
gap:18px;
flex-wrap:wrap;
}

.primary-btn{
display:inline-flex;
align-items:center;
justify-content:center;
background:#ffffff;
color:#2563eb;
padding:18px 34px;
border-radius:18px;
font-size:16px;
font-weight:800;
box-shadow:0 15px 35px rgba(0,0,0,0.12);
}

.primary-btn:hover{
transform:translateY(-3px);
}

.secondary-btn{
display:inline-flex;
align-items:center;
justify-content:center;
border:2px solid rgba(255,255,255,0.16);
color:#ffffff;
padding:18px 34px;
border-radius:18px;
font-size:16px;
font-weight:700;
}

.secondary-btn:hover{
background:rgba(255,255,255,0.08);
}

/* ====================================
FEATURED CARDS
==================================== */

.featured-bar{
position:relative;
z-index:20;
margin-top:-85px;
margin-bottom:60px;
}

.featured-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
}

.featured-card{
background:rgba(255,255,255,0.92);
backdrop-filter:blur(16px);
padding:42px;
border-radius:32px;
border:1px solid rgba(255,255,255,0.5);
box-shadow:0 20px 60px rgba(15,23,42,0.08);
}

.feature-icon{
width:74px;
height:74px;
border-radius:24px;
background:linear-gradient(135deg,#dbeafe,#bfdbfe);
display:flex;
align-items:center;
justify-content:center;
font-size:32px;
margin-bottom:24px;
}

.featured-card h3{
font-size:26px;
color:#0f172a;
margin-bottom:16px;
}

.featured-card p{
color:#64748b;
font-size:17px;
}

/* ====================================
CONTENT GRID
==================================== */

.content-layout{
padding-bottom:100px;
}

.content-grid{
display:grid;
grid-template-columns:minmax(0,1fr) 370px;
gap:40px;
}

/* ====================================
ARTICLE BOXES
==================================== */

.article-section,
.table-of-contents,
.sidebar-widget,
.related-card{
background:#ffffff;
border-radius:32px;
border:1px solid rgba(226,232,240,0.7);
box-shadow:0 18px 50px rgba(15,23,42,0.05);
}

.table-of-contents{
padding:42px;
margin-bottom:38px;
}

.table-of-contents h2{
font-size:36px;
margin-bottom:26px;
color:#0f172a;
}

.table-of-contents ul{
list-style:none;
}

.table-of-contents ul li{
margin-bottom:16px;
}

.table-of-contents ul li a{
color:#2563eb;
font-weight:600;
font-size:17px;
}

.article-section{
padding:68px;
margin-bottom:38px;
}

.article-section h2{
font-size:54px;
line-height:1.15;
color:#0f172a;
margin-bottom:32px;
font-weight:900;
letter-spacing:-1px;
}

.article-section h3{
font-size:34px;
color:#1e293b;
margin-top:44px;
margin-bottom:20px;
}

.article-section p{
font-size:19px;
color:#475569;
margin-bottom:24px;
}

.article-section ul{
padding-left:24px;
margin-bottom:30px;
}

.article-section ul li{
font-size:18px;
color:#475569;
margin-bottom:12px;
}

/* ====================================
TABLES
==================================== */

table{
width:100%;
border-collapse:collapse;
margin-top:35px;
margin-bottom:35px;
overflow:hidden;
border-radius:20px;
}

table th{
background:#2563eb;
color:#ffffff;
padding:18px;
text-align:left;
font-size:16px;
}

table td{
background:#f8fafc;
padding:18px;
border-bottom:1px solid #e2e8f0;
color:#475569;
}

/* ====================================
ADS
==================================== */

.inline-ad-space{
margin-bottom:38px;
}

.ad-placeholder{
min-height:240px;
border-radius:30px;
background:linear-gradient(135deg,#dbeafe,#eff6ff);
border:2px dashed #93c5fd;
display:flex;
align-items:center;
justify-content:center;
color:#2563eb;
font-size:20px;
font-weight:700;
}

/* ====================================
CTA BOXES
==================================== */

.middle-cta,
.bottom-cta{
margin-bottom:38px;
}

.cta-box{
background:linear-gradient(135deg,#2563eb,#1d4ed8);
border-radius:34px;
padding:80px;
text-align:center;
color:#ffffff;
box-shadow:0 25px 70px rgba(37,99,235,0.22);
}

.cta-box h2{
font-size:54px;
margin-bottom:24px;
}

.cta-box p{
font-size:21px;
color:#dbeafe;
margin-bottom:34px;
}

/* ====================================
FAQ
==================================== */

.faq-item{
border-bottom:1px solid #e2e8f0;
padding-bottom:28px;
margin-bottom:28px;
}

.faq-item:last-child{
border-bottom:none;
margin-bottom:0;
padding-bottom:0;
}

.faq-item h3{
font-size:28px;
margin-bottom:16px;
}

/* ====================================
SIDEBAR
==================================== */

.sidebar{
position:sticky;
top:110px;
height:fit-content;
}

.sidebar-widget{
padding:40px;
margin-bottom:32px;
}

.sidebar-widget h3{
font-size:30px;
color:#0f172a;
margin-bottom:18px;
}

.sidebar-widget p{
color:#64748b;
margin-bottom:22px;
}

.sidebar-widget ul{
list-style:none;
}

.sidebar-widget ul li{
margin-bottom:14px;
}

.sidebar-widget ul li a{
color:#2563eb;
font-weight:600;
}

.sidebar-btn{
display:inline-flex;
align-items:center;
justify-content:center;
background:#2563eb;
color:#ffffff;
padding:15px 24px;
border-radius:14px;
font-weight:700;
}

/* ====================================
RELATED ARTICLES
==================================== */

.related-articles{
padding-bottom:110px;
}

.related-articles h2{
font-size:52px;
color:#0f172a;
margin-bottom:42px;
}

.related-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:32px;
}

.related-card{
padding:42px;
}

.related-card h3{
font-size:30px;
margin-bottom:18px;
color:#0f172a;
}

.related-card p{
color:#64748b;
}

/* ====================================
FOOTER
==================================== */

.blog-footer{
background:#0f172a;
padding-top:90px;
padding-bottom:45px;
}

.footer-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:50px;
margin-bottom:55px;
}

.footer-grid h3,
.footer-grid h4{
color:#ffffff;
margin-bottom:20px;
}

.footer-grid p{
color:#cbd5e1;
}

.footer-grid ul{
list-style:none;
}

.footer-grid ul li{
margin-bottom:14px;
}

.footer-grid ul li a{
color:#cbd5e1;
}

.footer-grid ul li a:hover{
color:#ffffff;
}

.copyright{
border-top:1px solid rgba(255,255,255,0.08);
padding-top:28px;
text-align:center;
}

.copyright p{
color:#94a3b8;
}

/* ====================================
STICKY CTA
==================================== */

.sticky-quote-button{
position:fixed;
right:24px;
bottom:24px;
z-index:999;
}

.sticky-quote-button a{
display:inline-flex;
align-items:center;
justify-content:center;
background:linear-gradient(135deg,#2563eb,#1d4ed8);
color:#ffffff;
padding:16px 24px;
border-radius:50px;
font-weight:700;
box-shadow:0 15px 35px rgba(37,99,235,0.24);
}

/* ====================================
RESPONSIVE
==================================== */

@media(max-width:1200px){

.hero-content h1{
font-size:62px;
}

.article-section h2{
font-size:46px;
}

}

@media(max-width:992px){

.content-grid,
.featured-grid,
.related-grid,
.footer-grid{
grid-template-columns:1fr;
}

.sidebar{
position:relative;
top:0;
}

.header-wrapper{
flex-direction:column;
gap:22px;
}

.main-nav ul{
flex-wrap:wrap;
justify-content:center;
}

.hero-content h1{
font-size:52px;
}

}

@media(max-width:768px){

.hero-section{
padding-top:95px;
padding-bottom:95px;
}

.hero-content h1{
font-size:42px;
}

.hero-description{
font-size:19px;
}

.article-section{
padding:42px;
}

.article-section h2{
font-size:38px;
}

.article-section h3{
font-size:28px;
}

.cta-box{
padding:48px;
}

.cta-box h2{
font-size:40px;
}

}

@media(max-width:576px){

.container{
padding-left:16px;
padding-right:16px;
}

.hero-content h1{
font-size:34px;
}

.article-section{
padding:30px;
border-radius:24px;
}

.article-section h2{
font-size:30px;
}

.article-section h3{
font-size:24px;
}

.article-section p,
.article-section ul li{
font-size:17px;
}

.table-of-contents{
padding:30px;
}

.cta-box{
padding:34px;
}

.cta-box h2{
font-size:30px;
}

.sticky-quote-button{
right:16px;
bottom:16px;
}

.sticky-quote-button a{
padding:14px 20px;
font-size:14px;
}

}



/* ====================================
   STATISTICS SECTION
==================================== */

.stats-section{
    margin-bottom:70px;
}

.stats-grid{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:26px;
}

.stat-card{
    position:relative;
    overflow:hidden;
    background:linear-gradient(135deg,#ffffff,#f8fbff);
    padding:38px;
    border-radius:30px;
    border:1px solid rgba(226,232,240,0.8);
    box-shadow:0 20px 50px rgba(15,23,42,0.06);
}

.stat-card::before{
    content:'';
    position:absolute;
    top:0;
    left:0;
    width:100%;
    height:6px;
    background:linear-gradient(135deg,#2563eb,#1d4ed8);
}

.stat-card h3{
    font-size:28px;
}

/* ====================================================================
   PRODUCTION ARTICLE TEMPLATE
   (Styles for the classes actually used by live article pages.
   The .hero-section / .article-section / .table-of-contents /
   .content-grid / .sidebar / .blog-footer rules above target an
   unused redesign template and are not referenced by any live page.
   Kept in place but flagged as orphaned in the audit report.)
==================================================================== */

.breadcrumbs{
    background:#f1f5f9;
    padding:14px 0;
    font-size:14px;
    color:#64748b;
}

.breadcrumbs a{
    color:#2563eb;
    text-decoration:none;
}

.breadcrumbs a:hover{
    text-decoration:underline;
}

.article-hero{
    background:linear-gradient(135deg,#2563eb,#1d4ed8);
    color:#ffffff;
    padding:64px 0 48px;
}

.article-hero h1{
    font-size:44px;
    line-height:1.15;
    font-weight:800;
    margin-bottom:20px;
}

.article-subtitle{
    font-size:19px;
    color:#dbeafe;
    max-width:820px;
    margin-bottom:26px;
}

.article-meta{
    display:flex;
    flex-wrap:wrap;
    gap:10px 24px;
    color:#eff6ff;
    font-size:14px;
}

.article-meta strong{
    color:#ffffff;
}

.quick-answer{
    background:#eff6ff;
    border-left:5px solid #2563eb;
    padding:32px 0;
}

.quick-answer .container{
    max-width:900px;
}

.quick-answer h2{
    font-size:22px;
    margin-bottom:12px;
    color:#0f172a;
}

.quick-answer p{
    font-size:17px;
    color:#334155;
    margin:0;
}

.author-box{
    padding:40px 0;
    border-bottom:1px solid #e2e8f0;
}

.author-box h2{
    font-size:24px;
    margin-bottom:14px;
    color:#0f172a;
}

.author-box p{
    color:#475569;
    font-size:16px;
    margin-bottom:12px;
}

.toc{
    padding:32px 0;
    border-bottom:1px solid #e2e8f0;
}

.toc h2{
    font-size:24px;
    margin-bottom:16px;
    color:#0f172a;
}

.toc ul{
    list-style:none;
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:10px 24px;
}

.toc ul li a{
    color:#2563eb;
    font-weight:600;
    font-size:15px;
}

.toc ul li a:hover{
    text-decoration:underline;
}

.article-content{
    padding:50px 0;
}

.article-content section{
    margin-bottom:48px;
}

.article-content h2{
    font-size:30px;
    color:#0f172a;
    font-weight:800;
    margin-bottom:20px;
    letter-spacing:-0.5px;
}

.article-content h3{
    font-size:21px;
    color:#1e293b;
    margin-top:26px;
    margin-bottom:12px;
    font-weight:700;
}

.article-content p{
    font-size:17px;
    color:#475569;
    margin-bottom:18px;
}

.article-content ul,
.article-content ol{
    padding-left:24px;
    margin-bottom:20px;
}

.article-content ul li,
.article-content ol li{
    font-size:16px;
    color:#475569;
    margin-bottom:10px;
}

.article-content a{
    color:#2563eb;
    font-weight:600;
}

.article-content a:hover{
    text-decoration:underline;
}

.comparison-table{
    width:100%;
    border-collapse:collapse;
    margin:24px 0;
    font-size:15px;
    box-shadow:0 4px 15px rgba(15,23,42,0.06);
    border-radius:12px;
    overflow:hidden;
}

.comparison-table th{
    background:#2563eb;
    color:#fff;
    padding:14px 16px;
    text-align:left;
}

.comparison-table td{
    background:#f8fafc;
    padding:14px 16px;
    border-bottom:1px solid #e2e8f0;
    color:#334155;
}

.comparison-table tr:last-child td{
    border-bottom:none;
}

.warning-box{
    background:#fef2f2;
    border-left:5px solid #ef4444;
    padding:18px 22px;
    border-radius:8px;
    color:#991b1b;
    font-size:15px;
    margin:22px 0;
}

.expert-tip{
    background:#f0fdf4;
    border-left:5px solid #22c55e;
    padding:18px 22px;
    border-radius:8px;
    color:#14532d;
    font-size:15px;
    margin:22px 0;
}

.faq-section h2{
    font-size:28px;
    margin-bottom:24px;
    color:#0f172a;
}

.related-articles{
    padding:50px 0;
    background:#f8fafc;
}

.related-articles h2{
    font-size:28px;
    color:#0f172a;
    margin-bottom:26px;
}

.related-grid{
    grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}

.related-card{
    display:block;
    text-decoration:none;
    background:#fff;
    border-radius:14px;
    padding:24px;
    box-shadow:0 4px 15px rgba(15,23,42,0.06);
    transition:0.25s ease;
}

.related-card:hover{
    transform:translateY(-4px);
    box-shadow:0 10px 30px rgba(15,23,42,0.1);
}

.related-card h3{
    font-size:18px;
    color:#0f172a;
    margin-bottom:8px;
}

.related-card p{
    color:#64748b;
    font-size:14px;
}

.bottom-cta{
    background:linear-gradient(135deg,#2563eb,#1d4ed8);
    color:#fff;
    text-align:center;
    padding:60px 24px;
    border-radius:24px;
    margin:50px 0;
}

.bottom-cta h2{
    font-size:28px;
    margin-bottom:14px;
}

.bottom-cta p{
    color:#dbeafe;
    max-width:640px;
    margin:0 auto 24px;
}

.cta-button{
    display:inline-block;
    background:#fff;
    color:#2563eb;
    font-weight:700;
    padding:14px 30px;
    border-radius:8px;
    text-decoration:none;
}

.cta-button:hover{
    background:#eff6ff;
}

/* ====================================================================
   ENTERPRISE ARTICLE COMPONENTS
   (Pros/cons, case studies, tool placeholders, references and
   version history, used on enterprise-standard long-form guides.)
==================================================================== */

.pros-cons-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:20px;
    margin:24px 0;
}

.pros-box,
.cons-box{
    border-radius:12px;
    padding:22px 24px;
}

.pros-box{
    background:#f0fdf4;
    border:1px solid #bbf7d0;
}

.cons-box{
    background:#fef2f2;
    border:1px solid #fecaca;
}

.pros-box h4,
.cons-box h4{
    font-size:17px;
    margin-bottom:12px;
}

.pros-box h4{ color:#15803d; }
.cons-box h4{ color:#b91c1c; }

.pros-box ul,
.cons-box ul{
    padding-left:20px;
    margin-bottom:0;
}

.pros-box ul li,
.cons-box ul li{
    font-size:15px;
    margin-bottom:8px;
}

.case-study-box{
    background:#eff6ff;
    border-left:5px solid #2563eb;
    padding:20px 24px;
    border-radius:8px;
    margin:22px 0;
}

.case-study-box strong{
    color:#1e3a8a;
}

.case-study-box p{
    color:#1e3a8a;
    font-size:15px;
    margin-bottom:0;
}

.tool-placeholder{
    min-height:140px;
    border-radius:14px;
    background:linear-gradient(135deg,#eff6ff,#dbeafe);
    border:2px dashed #93c5fd;
    display:flex;
    flex-direction:column;
    align-items:center;
    justify-content:center;
    text-align:center;
    color:#1d4ed8;
    padding:24px;
    margin:26px 0;
}

.tool-placeholder strong{
    font-size:17px;
    margin-bottom:6px;
}

.tool-placeholder span{
    font-size:14px;
    color:#3b82f6;
}

.references-section ul{
    padding-left:20px;
}

.references-section ul li{
    font-size:15px;
    margin-bottom:10px;
}

.version-history-table{
    width:100%;
    border-collapse:collapse;
    margin:20px 0;
    font-size:14px;
}

.version-history-table th{
    background:#f1f5f9;
    color:#0f172a;
    padding:10px 14px;
    text-align:left;
    border-bottom:2px solid #e2e8f0;
}

.version-history-table td{
    padding:10px 14px;
    border-bottom:1px solid #e2e8f0;
    color:#475569;
}

@media(max-width:768px){
    .article-hero h1{ font-size:30px; }
    .article-subtitle{ font-size:16px; }
    .article-content h2{ font-size:24px; }
    .toc ul{ grid-template-columns:1fr; }
    .comparison-table{ font-size:13px; }
    .comparison-table th,
    .comparison-table td{ padding:10px; }
    .pros-cons-grid{ grid-template-columns:1fr; }
}

/* ====================================================================
   TIER 1-3 ENTERPRISE STANDARD COMPONENTS
   (Key Takeaways, decision trees, editorial notes, at-a-glance
   summary blocks — additive only, applies retroactively to every
   article already using #key-takeaways.)
==================================================================== */

#key-takeaways{
    background:#eff6ff;
    border:1px solid #bfdbfe;
    border-radius:16px;
    padding:34px 38px;
}

#key-takeaways h2{
    margin-bottom:18px;
}

#key-takeaways ul{
    margin-bottom:0;
}

#key-takeaways ul li{
    position:relative;
    padding-left:30px;
    list-style:none;
}

#key-takeaways ul li::before{
    content:'\2713';
    position:absolute;
    left:0;
    top:0;
    color:#16a34a;
    font-weight:700;
}

.glance-box{
    background:#f8fafc;
    border:1px solid #e2e8f0;
    border-radius:16px;
    padding:28px 32px;
    margin:22px 0;
}

.glance-box h4{
    font-size:15px;
    text-transform:uppercase;
    letter-spacing:0.5px;
    color:#64748b;
    margin-bottom:16px;
}

.glance-grid{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(200px,1fr));
    gap:16px 28px;
}

.glance-grid dt{
    font-size:13px;
    color:#64748b;
    margin-bottom:2px;
}

.glance-grid dd{
    font-size:16px;
    color:#0f172a;
    font-weight:700;
    margin-left:0;
}

.editorial-note{
    background:#fefce8;
    border-left:5px solid #eab308;
    padding:18px 22px;
    border-radius:8px;
    color:#713f12;
    font-size:15px;
    margin:22px 0;
}

.decision-tree ol{
    counter-reset:decision;
    padding-left:0;
}

.decision-tree ol li{
    counter-increment:decision;
    list-style:none;
    position:relative;
    padding:16px 20px 16px 56px;
    margin-bottom:14px;
    background:#f8fafc;
    border:1px solid #e2e8f0;
    border-radius:12px;
}

.decision-tree ol li::before{
    content:counter(decision);
    position:absolute;
    left:16px;
    top:16px;
    width:26px;
    height:26px;
    border-radius:50%;
    background:#2563eb;
    color:#fff;
    font-size:14px;
    font-weight:700;
    display:flex;
    align-items:center;
    justify-content:center;
}