/* =========================================================
   Social Spark Agency - Design System
   Lightweight, mobile-first, AdSense-friendly
   ========================================================= */

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;text-rendering:optimizeLegibility}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,Ubuntu,Cantarell,"Helvetica Neue",Arial,sans-serif;font-size:16px;line-height:1.65;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
img,svg,video{max-width:100%;height:auto;display:block}
a{color:var(--primary);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--primary-dark)}
h1,h2,h3,h4,h5,h6{margin:0 0 .6em;line-height:1.25;font-weight:700;color:var(--heading);letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.5vw,3.25rem)}
h2{font-size:clamp(1.5rem,3vw,2.25rem)}
h3{font-size:clamp(1.25rem,2vw,1.5rem)}
h4{font-size:1.125rem}
p{margin:0 0 1em}
ul,ol{margin:0 0 1em;padding-left:1.5em}
li{margin-bottom:.4em}
blockquote{margin:1.5em 0;padding:1em 1.25em;border-left:4px solid var(--primary);background:var(--surface);border-radius:0 8px 8px 0;color:var(--text-muted);font-style:italic}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;padding:.15em .4em;background:var(--surface);border-radius:4px}
pre{background:var(--surface-2);padding:1em;border-radius:8px;overflow-x:auto}
hr{border:0;height:1px;background:var(--border);margin:2em 0}
table{width:100%;border-collapse:collapse;margin:1em 0}
th,td{padding:.75em;border-bottom:1px solid var(--border);text-align:left}
th{background:var(--surface);font-weight:600}

:root{
    --primary:#2563eb;
    --primary-dark:#1d4ed8;
    --primary-light:#dbeafe;
    --accent:#f59e0b;
    --accent-dark:#d97706;
    --bg:#ffffff;
    --surface:#f8fafc;
    --surface-2:#f1f5f9;
    --border:#e2e8f0;
    --text:#1e293b;
    --text-muted:#64748b;
    --heading:#0f172a;
    --success:#10b981;
    --error:#ef4444;
    --warning:#f59e0b;
    --shadow-sm:0 1px 2px rgba(0,0,0,.05);
    --shadow:0 4px 6px -1px rgba(0,0,0,.1),0 2px 4px -2px rgba(0,0,0,.08);
    --shadow-lg:0 10px 15px -3px rgba(0,0,0,.1),0 4px 6px -4px rgba(0,0,0,.05);
    --radius:10px;
    --radius-lg:14px;
    --container:1200px;
    --header-h:72px;
}

/* Layout */
.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 20px}
.section{padding:64px 0}
.section-sm{padding:40px 0}
.section-lg{padding:96px 0}
.row{display:grid;gap:24px}
.row-2{grid-template-columns:repeat(2,1fr)}
.row-3{grid-template-columns:repeat(3,1fr)}
.row-4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.row-3,.row-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.row-2,.row-3,.row-4{grid-template-columns:1fr}}

.text-center{text-align:center}
.text-muted{color:var(--text-muted)}
.text-primary{color:var(--primary)}
.text-accent{color:var(--accent)}
.bg-surface{background:var(--surface)}
.bg-primary{background:var(--primary);color:#fff}
.mt-0{margin-top:0}.mb-0{margin-bottom:0}
.mt-1{margin-top:.5rem}.mb-1{margin-bottom:.5rem}
.mt-2{margin-top:1rem}.mb-2{margin-bottom:1rem}
.mt-3{margin-top:1.5rem}.mb-3{margin-bottom:1.5rem}
.mt-4{margin-top:2rem}.mb-4{margin-bottom:2rem}
.mt-6{margin-top:3rem}.mb-6{margin-bottom:3rem}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;font-size:.95rem;font-weight:600;border-radius:var(--radius);border:1px solid transparent;cursor:pointer;transition:all .18s ease;line-height:1;text-decoration:none;white-space:nowrap}
.btn-primary{background:var(--primary);color:#fff!important}
.btn-primary:hover{background:var(--primary-dark);color:#fff!important;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-accent{background:var(--accent);color:#fff!important}
.btn-accent:hover{background:var(--accent-dark);color:#fff!important}
.btn-outline{background:transparent;color:var(--primary)!important;border-color:var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff!important}
.btn-ghost{background:transparent;color:var(--text)!important}
.btn-ghost:hover{background:var(--surface)}
.btn-lg{padding:16px 32px;font-size:1.05rem}
.btn-sm{padding:8px 16px;font-size:.85rem}
.btn-block{display:flex;width:100%}
.btn-whatsapp{background:#25d366;color:#fff!important}
.btn-whatsapp:hover{background:#1da851;color:#fff!important}

/* Header / Nav */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.95);backdrop-filter:saturate(180%) blur(10px);-webkit-backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.nav{display:flex;align-items:center;justify-content:space-between;height:var(--header-h)}
.nav-brand{display:flex;align-items:center;gap:10px;font-size:1.25rem;font-weight:800;color:var(--heading)!important;letter-spacing:-.01em}
.nav-brand img{height:40px;width:auto;display:block}
.nav-brand-text{color:var(--primary)}
.nav-menu{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-menu a{display:block;padding:8px 14px;border-radius:8px;color:var(--text);font-weight:500;font-size:.95rem}
.nav-menu a:hover,.nav-menu a.active{background:var(--surface);color:var(--primary)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;background:transparent;border:0;width:40px;height:40px;cursor:pointer;align-items:center;justify-content:center;border-radius:8px}
.nav-toggle:hover{background:var(--surface)}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);position:relative}
.nav-toggle span::before,.nav-toggle span::after{content:"";position:absolute;left:0;width:22px;height:2px;background:var(--text);transition:transform .2s}
.nav-toggle span::before{top:-7px}
.nav-toggle span::after{top:7px}
@media (max-width:900px){
    .nav-toggle{display:flex}
    .nav-menu,.nav-cta-text{display:none}
    .nav-menu.open{display:flex;position:absolute;left:0;right:0;top:var(--header-h);flex-direction:column;background:#fff;border-bottom:1px solid var(--border);padding:16px;box-shadow:var(--shadow);align-items:stretch;gap:4px}
    .nav-menu.open a{padding:12px 14px}
}

/* Hero */
.hero{padding:80px 0 60px;background:linear-gradient(180deg,var(--primary-light) 0%,#fff 100%)}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
@media (max-width:900px){.hero-grid{grid-template-columns:1fr;gap:32px}}
.hero h1{margin-bottom:.4em}
.hero .lead{font-size:1.15rem;color:var(--text-muted);max-width:36em;margin-bottom:1.5em}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:24px}
.hero-trust{display:flex;gap:24px;flex-wrap:wrap;color:var(--text-muted);font-size:.9rem}
.hero-trust span{display:flex;align-items:center;gap:6px}
.hero-trust svg{color:var(--success);flex-shrink:0}
.hero-illust{aspect-ratio:1/1;border-radius:24px;display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:var(--shadow-lg);background:linear-gradient(135deg,var(--primary-light) 0%,#fff 100%)}
.hero-illust img{width:100%;height:100%;object-fit:cover;display:block}
.hero-illust.hero-illust-letters{background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);color:#fff;font-size:6rem;font-weight:900;letter-spacing:-.05em}

/* Cards */
.card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;transition:all .2s;height:100%;display:flex;flex-direction:column}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary)}
.card a{color:inherit}
.card h3{margin-bottom:.5em}
.card-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;justify-content:center;margin-bottom:16px;overflow:hidden;flex-shrink:0}
.card-icon img{width:100%;height:100%;object-fit:contain;display:block}
.card-icon svg{width:28px;height:28px}
.card-link{margin-top:auto;padding-top:16px;color:var(--primary);font-weight:600;display:inline-flex;align-items:center;gap:4px}

/* Service card variant */
.service-card{padding:28px}
.service-card .card-icon{background:transparent;width:64px;height:64px;border-radius:16px}

/* Post card */
.post-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;display:flex;flex-direction:column;height:100%;transition:all .2s}
.post-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}
.post-card-img{aspect-ratio:16/9;background:var(--surface-2);overflow:hidden;position:relative}
.post-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.post-card:hover .post-card-img img{transform:scale(1.05)}
.post-card-img-placeholder{width:100%;height:100%;background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:3rem;font-weight:900}
.post-card-body{padding:20px 22px;display:flex;flex-direction:column;flex:1}
.post-card .category{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--primary);font-weight:700;margin-bottom:8px}
.post-card h3{font-size:1.15rem;margin-bottom:.5em;line-height:1.35}
.post-card .excerpt{color:var(--text-muted);font-size:.92rem;flex:1}
.post-meta{display:flex;gap:14px;font-size:.82rem;color:var(--text-muted);margin-top:14px}

/* Section title */
.section-title{text-align:center;margin-bottom:48px}
.section-title .eyebrow{display:inline-block;font-size:.82rem;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--primary);background:var(--primary-light);padding:6px 14px;border-radius:999px;margin-bottom:14px}
.section-title h2{margin-bottom:.4em}
.section-title p{color:var(--text-muted);max-width:38em;margin:0 auto}

/* Forms */
.form-group{margin-bottom:18px}
.form-label{display:block;margin-bottom:6px;font-weight:600;font-size:.9rem;color:var(--heading)}
.form-control{width:100%;padding:12px 14px;font-size:.95rem;border:1px solid var(--border);border-radius:var(--radius);background:#fff;font-family:inherit;color:var(--text);transition:border-color .15s,box-shadow .15s}
.form-control:focus{outline:0;border-color:var(--primary);box-shadow:0 0 0 3px rgba(37,99,235,.15)}
textarea.form-control{min-height:130px;resize:vertical}
.form-error{color:var(--error);font-size:.85rem;margin-top:4px}
.form-help{color:var(--text-muted);font-size:.85rem;margin-top:4px}

/* Alerts / Flash */
.alert{padding:12px 16px;border-radius:var(--radius);margin-bottom:16px;font-size:.95rem}
.alert-success{background:#d1fae5;color:#065f46;border:1px solid #a7f3d0}
.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fecaca}
.alert-info{background:#dbeafe;color:#1e40af;border:1px solid #bfdbfe}

/* Footer */
.site-footer{background:#0f172a;color:#cbd5e1;padding:60px 0 24px;margin-top:80px}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:18px}
.site-footer a{color:#cbd5e1}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
@media (max-width:900px){.footer-grid{grid-template-columns:1fr 1fr;gap:32px}}
@media (max-width:600px){.footer-grid{grid-template-columns:1fr}}
.footer-grid ul{list-style:none;padding:0;margin:0}
.footer-grid li{margin-bottom:8px}
.footer-bottom{border-top:1px solid #1e293b;padding-top:20px;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;color:#94a3b8;font-size:.88rem}
.footer-social{display:flex;gap:10px;margin-top:14px}
.footer-social a{width:36px;height:36px;border-radius:8px;background:#1e293b;display:flex;align-items:center;justify-content:center;transition:background .15s}
.footer-social a:hover{background:var(--primary)}
.footer-social svg{width:18px;height:18px}

/* WhatsApp floating button */
.wa-float{position:fixed;bottom:24px;right:24px;z-index:60;width:56px;height:56px;border-radius:50%;background:#25d366;color:#fff;display:flex;align-items:center;justify-content:center;box-shadow:0 6px 20px rgba(37,211,102,.35);transition:transform .2s, box-shadow .2s}
.wa-float:hover{transform:scale(1.08);color:#fff;box-shadow:0 8px 24px rgba(37,211,102,.5)}
.wa-float:focus-visible{outline:3px solid #fff;outline-offset:3px}
.wa-float svg{width:28px;height:28px}
@media (prefers-reduced-motion: no-preference){
    .wa-float{animation:waPulse 4s ease-in-out infinite}
}
@keyframes waPulse{0%,100%{box-shadow:0 6px 20px rgba(37,211,102,.35)}50%{box-shadow:0 6px 24px rgba(37,211,102,.5),0 0 0 6px rgba(37,211,102,.12)}}

/* Cookie consent — opacity + transform driven, no display:none toggle => no CLS */
.cookie-bar{position:fixed;left:16px;right:16px;bottom:16px;z-index:80;background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:18px 22px;box-shadow:var(--shadow-lg);display:flex;gap:18px;align-items:center;max-width:720px;margin:0 auto;opacity:0;transform:translateY(20px);visibility:hidden;transition:opacity .25s ease, transform .25s ease, visibility 0s linear .25s}
.cookie-bar.show{opacity:1;transform:translateY(0);visibility:visible;transition:opacity .25s ease, transform .25s ease}
@media (max-width:600px){.cookie-bar{flex-direction:column;align-items:stretch;text-align:center}}
.cookie-bar p{margin:0;font-size:.9rem;color:var(--text-muted);flex:1}
.cookie-bar .actions{display:flex;gap:8px;flex-shrink:0}

/* Breadcrumbs */
.breadcrumbs{padding:16px 0;font-size:.88rem;color:var(--text-muted)}
.breadcrumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.breadcrumbs li::after{content:"/";margin-left:6px;color:var(--text-muted)}
.breadcrumbs li:last-child::after{content:""}
.breadcrumbs a{color:var(--text-muted)}
.breadcrumbs a:hover{color:var(--primary)}
.breadcrumbs li:last-child{color:var(--text)}

/* Article (blog post) */
.article{max-width:780px;margin:0 auto}
.article-header{padding:28px 0 24px;text-align:center}
.article-header .category{font-size:.82rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:.08em}
.article-header h1{margin:14px 0 16px}
.article-header .lead{color:var(--text-muted);font-size:1.1rem;max-width:36em;margin:0 auto}
.article-meta{display:flex;justify-content:center;gap:20px;color:var(--text-muted);font-size:.92rem;margin-top:18px;flex-wrap:wrap}
.article-cover{aspect-ratio:16/8;background:var(--surface-2);border-radius:var(--radius-lg);overflow:hidden;margin:24px auto 32px}
.article-cover img{width:100%;height:100%;object-fit:cover}
.article-cover-placeholder{width:100%;height:100%;background:linear-gradient(135deg,var(--primary) 0%,var(--accent) 100%);display:flex;align-items:center;justify-content:center;color:#fff;font-size:5rem;font-weight:900}
.article-body{font-size:1.05rem;line-height:1.8;overflow-wrap:break-word}
.article-body h2{margin-top:1.5em}
.article-body h3{margin-top:1.3em}
.article-body img{max-width:100%;height:auto;display:block;margin:1.5em auto;border-radius:var(--radius)}
.article-body a{text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.article-body table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:.95rem}
.article-body th,.article-body td{border:1px solid var(--border);padding:10px 12px;text-align:left}
.article-body th{background:var(--surface);font-weight:600}
.article-body blockquote{border-left:4px solid var(--primary);background:var(--surface);padding:14px 18px;margin:1.2em 0;border-radius:0 8px 8px 0;font-style:italic;color:var(--text-muted)}
.article-body pre{background:#0f172a;color:#e2e8f0;padding:14px 16px;border-radius:8px;overflow-x:auto;font-size:.85rem;line-height:1.5;font-family:ui-monospace,Menlo,monospace}
.article-body code{background:var(--surface);padding:2px 6px;border-radius:4px;font-family:ui-monospace,Menlo,monospace;font-size:.9em}
.article-body pre code{background:transparent;padding:0;color:inherit}
@media (max-width:600px){
    .article-body img[style*="float"]{float:none!important;margin:1em auto!important;display:block!important}
}

/* TOC */
.toc{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px 22px;margin:24px 0;font-size:.95rem}
.toc-title{font-weight:700;margin-bottom:8px;color:var(--heading)}
.toc ol{margin:0;padding-left:1.4em}
.toc a{color:var(--text)}
.toc a:hover{color:var(--primary)}

/* Author box */
/* ============ Author box (end of post) ============ */
.author-box{display:flex;gap:20px;align-items:flex-start;background:linear-gradient(135deg,var(--surface) 0%,#fff 100%);border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;margin:40px 0}
.author-box-avatar{flex-shrink:0;display:block;width:80px;height:80px;border-radius:50%;overflow:hidden;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.8rem;font-weight:800;text-decoration:none}
.author-box-avatar img{width:80px;height:80px;border-radius:50%;object-fit:cover;display:block}
.author-box-initial{display:flex;align-items:center;justify-content:center;width:100%;height:100%}
.author-box-body{flex:1;min-width:0}
.author-box-eyebrow{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);display:block;margin-bottom:2px}
.author-box h4{margin:0 0 2px;font-size:1.15rem}
.author-box h4 a{color:var(--heading)}
.author-box h4 a:hover{color:var(--primary)}
.author-box-role{margin:0 0 8px;color:var(--primary);font-size:.88rem;font-weight:600}
.author-box-bio{margin:0 0 12px;color:var(--text);font-size:.94rem;line-height:1.6}
.author-box-social{display:flex;flex-wrap:wrap;gap:6px}
.author-box-social a{font-size:.78rem;font-weight:600;padding:4px 10px;border-radius:999px;background:#fff;border:1px solid var(--border);color:var(--text-muted);text-decoration:none;transition:all .15s ease}
.author-box-social a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
@media (max-width:600px){
    .author-box{flex-direction:column;gap:14px;padding:20px}
    .author-box-avatar,.author-box-avatar img{width:64px;height:64px}
}

/* ============ Author hero (profile page) ============ */
.author-hero{display:flex;gap:32px;align-items:center;background:linear-gradient(135deg,var(--primary-light) 0%,#fff 100%);border-radius:var(--radius-lg);padding:40px;margin-top:16px}
.author-hero-avatar img,.author-hero-initial{width:160px;height:160px;border-radius:50%;object-fit:cover;display:block;flex-shrink:0;border:5px solid #fff;box-shadow:0 10px 30px -10px rgba(0,0,0,.2)}
.author-hero-initial{background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:4rem;font-weight:800}
.author-hero-body{flex:1;min-width:0}
.author-hero-body h1{margin:6px 0 4px;font-size:clamp(1.7rem,3vw,2.4rem)}
.author-hero-role{margin:0 0 14px;color:var(--primary);font-weight:700;font-size:1.05rem}
.author-hero-bio{margin:0 0 16px;color:var(--text);line-height:1.7;max-width:65ch}
.author-social{display:flex;flex-wrap:wrap;gap:8px}
.author-social-link{font-size:.85rem;font-weight:600;padding:6px 14px;border-radius:999px;background:#fff;border:1px solid var(--border);color:var(--primary);text-decoration:none;transition:all .15s ease}
.author-social-link:hover{background:var(--primary);color:#fff;border-color:var(--primary);transform:translateY(-1px)}
@media (max-width:760px){
    .author-hero{flex-direction:column;text-align:center;padding:28px 20px;gap:20px}
    .author-hero-avatar img,.author-hero-initial{width:120px;height:120px;font-size:3rem}
    .author-social{justify-content:center}
}

/* ============ Author cards (index page) ============ */
.author-card{display:flex;flex-direction:column;align-items:center;text-align:center;padding:28px 20px;text-decoration:none;color:inherit;transition:all .2s ease}
.author-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -18px rgba(37,99,235,.25)}
.author-card-avatar{width:120px;height:120px;border-radius:50%;overflow:hidden;margin-bottom:16px;background:var(--surface-2)}
.author-card-avatar img{width:120px;height:120px;border-radius:50%;object-fit:cover;display:block}
.author-card-initial{width:120px;height:120px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-size:2.6rem;font-weight:800}
.author-card h3{margin:0 0 4px;font-size:1.15rem}

/* Share buttons */
.share-buttons{display:flex;gap:8px;flex-wrap:wrap;margin:24px 0}
.share-buttons a{padding:8px 14px;background:var(--surface);border-radius:var(--radius);font-size:.88rem;font-weight:500;color:var(--text);display:inline-flex;align-items:center;gap:6px}
.share-buttons a:hover{background:var(--primary);color:#fff}

/* Related posts */
.related-posts{margin-top:48px;padding-top:32px;border-top:1px solid var(--border)}

/* Pagination */
.pagination{display:flex;justify-content:center;gap:6px;margin:40px 0}
.pagination a,.pagination span{padding:8px 14px;border-radius:8px;border:1px solid var(--border);color:var(--text);font-weight:500;font-size:.9rem}
.pagination a:hover{background:var(--primary);color:#fff;border-color:var(--primary)}
.pagination .current{background:var(--primary);color:#fff;border-color:var(--primary)}

/* Ad slot */
.ad-slot{margin:32px 0;text-align:center;min-height:50px}
.ad-slot::before{content:"Advertisement";display:block;font-size:.7rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.1em;margin-bottom:8px}

/* Testimonials */
.testimonial{background:#fff;border:1px solid var(--border);border-radius:var(--radius-lg);padding:24px;height:100%}
.testimonial .stars{color:var(--accent);margin-bottom:10px;font-size:1.1rem;letter-spacing:2px}
.testimonial p{font-size:.95rem;color:var(--text);font-style:italic;margin-bottom:16px}
.testimonial-author{display:flex;align-items:center;gap:12px}
.testimonial-author .avatar{width:44px;height:44px;border-radius:50%;background:var(--primary);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700}
.testimonial-author strong{display:block;color:var(--heading)}
.testimonial-author small{color:var(--text-muted);font-size:.82rem}

/* CTA banner */
.cta-banner{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;padding:60px 0;text-align:center;border-radius:var(--radius-lg);margin:60px 0}
.cta-banner h2{color:#fff;margin-bottom:14px}
.cta-banner p{color:rgba(255,255,255,.85);max-width:36em;margin:0 auto 24px}
.cta-banner .btn-primary{background:#fff;color:var(--primary)!important;border-color:#fff}
.cta-banner .btn-primary:hover{background:var(--primary-light)}

/* Contact page */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-info{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-dark) 100%);color:#fff;border-radius:var(--radius-lg);padding:32px}
.contact-info h3{color:#fff;margin-bottom:8px}
.contact-info p{color:rgba(255,255,255,.85)}
.contact-info ul{list-style:none;padding:0;margin:24px 0}
.contact-info li{display:flex;gap:14px;margin-bottom:18px;align-items:flex-start}
.contact-info svg{width:20px;height:20px;flex-shrink:0;margin-top:3px}
.contact-info a{color:#fff;font-weight:500}
.contact-info a:hover{text-decoration:underline}

/* ============ FAQ ============ */
.faq-section{margin:56px 0 8px}
.faq-section-head{text-align:center;margin-bottom:28px}
.faq-eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--primary);background:var(--primary-light);padding:6px 14px;border-radius:999px;margin-bottom:12px}
.faq-section-head h2{margin:0;font-size:clamp(1.5rem,2.6vw,2rem)}
.faq-list{display:flex;flex-direction:column;gap:12px}
.faq-item{border:1px solid var(--border);border-radius:14px;background:#fff;overflow:hidden;transition:border-color .2s ease,box-shadow .25s ease,transform .2s ease}
.faq-item:hover{border-color:rgba(37,99,235,.35);box-shadow:0 6px 24px -10px rgba(37,99,235,.18)}
.faq-item.open{border-color:var(--primary);box-shadow:0 10px 30px -12px rgba(37,99,235,.25)}
.faq-q{padding:18px 20px;cursor:pointer;display:flex;align-items:center;gap:14px;font-weight:600;color:var(--heading);background:transparent;border:0;width:100%;text-align:left;font-size:1.02rem;line-height:1.45;font-family:inherit;transition:background .2s ease}
.faq-q:hover{background:linear-gradient(90deg,rgba(37,99,235,.04) 0%,transparent 100%)}
.faq-q .faq-num{flex-shrink:0;display:inline-flex;align-items:center;justify-content:center;min-width:38px;height:38px;padding:0 10px;border-radius:10px;background:var(--primary-light);color:var(--primary);font-size:.82rem;font-weight:800;letter-spacing:.04em}
.faq-item.open .faq-q .faq-num{background:var(--primary);color:#fff}
.faq-q .faq-q-text{flex:1}
.faq-q .faq-icon{flex-shrink:0;width:28px;height:28px;border-radius:50%;background:var(--surface-2);position:relative;transition:background .2s ease,transform .25s ease}
.faq-q .faq-icon::before,.faq-q .faq-icon::after{content:"";position:absolute;top:50%;left:50%;width:12px;height:2px;background:var(--primary);border-radius:2px;transform:translate(-50%,-50%);transition:transform .25s ease,background .2s ease}
.faq-q .faq-icon::after{transform:translate(-50%,-50%) rotate(90deg)}
.faq-item.open .faq-q .faq-icon{background:var(--primary);transform:rotate(180deg)}
.faq-item.open .faq-q .faq-icon::before,.faq-item.open .faq-q .faq-icon::after{background:#fff}
.faq-item.open .faq-q .faq-icon::after{transform:translate(-50%,-50%) rotate(0)}
.faq-a{padding:0 20px 0 72px;max-height:0;overflow:hidden;transition:max-height .35s ease,padding .35s ease;color:var(--text-muted);font-size:.98rem;line-height:1.7}
.faq-item.open .faq-a{padding:0 20px 18px 72px;max-height:1200px}
.faq-a p{margin:0}
.faq-a p + p{margin-top:.6em}
@media (max-width:600px){
    .faq-q{padding:14px 16px;gap:10px;font-size:.98rem}
    .faq-q .faq-num{min-width:34px;height:34px;font-size:.74rem}
    .faq-a{padding:0 16px 0 60px}
    .faq-item.open .faq-a{padding:0 16px 14px 60px}
}

/* 404 / errors */
.error-page{text-align:center;padding:80px 20px}
.error-page .code{font-size:7rem;font-weight:900;color:var(--primary);line-height:1;letter-spacing:-.05em;margin-bottom:16px}

/* Skip to content (accessibility) — visually hidden until focused */
.skip-link{position:absolute;left:0;top:0;background:var(--primary);color:#fff;padding:10px 16px;z-index:100;border-radius:0 0 8px 0;clip:rect(0 0 0 0);clip-path:inset(50%);overflow:hidden;white-space:nowrap;width:1px;height:1px;border:0}
.skip-link:focus,.skip-link:focus-visible{clip:auto;clip-path:none;width:auto;height:auto;overflow:visible;color:#fff;outline:0;box-shadow:0 4px 14px rgba(0,0,0,.18)}

/* Visible focus ring (keyboard users only) */
:focus-visible{outline:3px solid var(--primary);outline-offset:2px;border-radius:4px}
.btn:focus-visible{outline-offset:3px}
a:focus-visible{outline:3px solid var(--primary);outline-offset:3px;border-radius:4px}

/* Body scroll lock when mobile nav is open */
body.nav-open{overflow:hidden}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce){
    *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
}

/* ============================================================
   Dark mode (auto via prefers-color-scheme)
   ============================================================ */
@media (prefers-color-scheme: dark){
    :root{
        --bg:#0b1120;
        --surface:#0f172a;
        --surface-2:#111c33;
        --border:#1e293b;
        --text:#cbd5e1;
        --text-muted:#94a3b8;
        --heading:#f1f5f9;
        --primary-light:#1e3a8a;
    }
    body{color:var(--text);background:var(--bg)}
    .site-header{background:rgba(15,23,42,.92);border-bottom-color:var(--border)}
    .nav-menu a{color:var(--text)}
    .nav-menu a:hover,.nav-menu a.active{background:var(--surface-2);color:#fff}
    .card,.post-card,.testimonial,.faq-item,.toc{background:var(--surface);border-color:var(--border)}
    .faq-q .faq-icon{background:var(--surface-2)}
    .faq-q:hover{background:linear-gradient(90deg,rgba(37,99,235,.10) 0%,transparent 100%)}
    .form-control{background:var(--surface);border-color:var(--border);color:var(--text)}
    .form-control:focus{border-color:var(--primary)}
    .cookie-bar{background:var(--surface);border-color:var(--border);color:var(--text)}
    .author-box{background:linear-gradient(135deg,var(--surface) 0%,var(--surface-2) 100%);border-color:var(--border)}
    .author-box-social a{background:var(--surface-2);border-color:var(--border);color:var(--text)}
    .author-hero{background:linear-gradient(135deg,var(--surface-2) 0%,var(--surface) 100%)}
    .author-social-link{background:var(--surface-2);border-color:var(--border);color:#93c5fd}
    .pagination a,.pagination span{background:var(--surface);border-color:var(--border);color:var(--text)}
    .nav-menu.open{background:var(--surface)!important;border-bottom-color:var(--border)!important}
    .alert-info{background:#0c2545;color:#bfdbfe;border-color:#1e3a8a}
    .alert-success{background:#053524;color:#a7f3d0;border-color:#065f46}
    .alert-error{background:#3a0e0e;color:#fecaca;border-color:#991b1b}
    img:not([src$=".svg"]){filter:brightness(.92)}
    code,pre{background:var(--surface-2)}
}

/* Utility */
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.flex{display:flex}.flex-wrap{flex-wrap:wrap}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}
.items-center{align-items:center}.justify-between{justify-content:space-between}.justify-center{justify-content:center}
.w-full{width:100%}
.hidden{display:none}
@media (max-width:600px){.hide-mobile{display:none}}
@media (min-width:901px){.show-mobile{display:none}}