:root{
  --ims-bg:#0b0e14; --ims-grid:#151a25; --ims-panel:#141821; --ims-soft:#1b202c; --ims-text:#f1f5f9; --ims-muted:#94a3b8;
  --ims-border:#262d3d; --ims-primary:#8b5cf6; --ims-grad:linear-gradient(135deg,#9333ea,#d946ef); --ims-radius:18px;
}
html:not(.dark){
  --ims-bg:#f3f5fb; --ims-grid:#e5e9f2; --ims-panel:#ffffff; --ims-soft:#f6f7fc; --ims-text:#0f172a; --ims-muted:#64748b;
  --ims-border:#e2e8f0; --ims-primary:#6d28d9;
}
*{box-sizing:border-box;margin:0;padding:0}
body{
  font-family:Inter,system-ui,-apple-system,sans-serif;
  background-color:var(--ims-bg);
  background-image:linear-gradient(to right,var(--ims-grid) 1px,transparent 1px),linear-gradient(to bottom,var(--ims-grid) 1px,transparent 1px);
  background-size:44px 44px;
  color:var(--ims-text);
  line-height:1.6;
}
a{color:var(--ims-primary)}
img{max-width:100%;display:block}
svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.ims-wrap{width:min(1220px,100% - 32px);margin-inline:auto}
.ims-btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;border:0;border-radius:12px;padding:10px 16px;font-family:inherit;font-weight:600;font-size:14px;cursor:pointer;text-decoration:none}
.ims-btn-primary{background:var(--ims-grad);color:#fff;box-shadow:0 8px 22px rgba(168,85,247,.3)}
.ims-btn-ghost{background:var(--ims-soft);color:var(--ims-text);border:1px solid var(--ims-border)}
.ims-ic{width:17px;height:17px}

/* ---------- Header ---------- */
.ims-header{position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--ims-panel) 84%,transparent);backdrop-filter:blur(12px);border-bottom:1px solid var(--ims-border)}
.ims-nav{display:flex;align-items:center;gap:24px;height:68px}
.ims-brand{display:flex;align-items:center;gap:10px;font-size:19px;font-weight:700;color:var(--ims-text);text-decoration:none}
.ims-brand b{font-weight:800;color:var(--ims-primary)}
.ims-logo{width:34px;height:34px;border-radius:10px;background:var(--ims-grad);display:grid;place-items:center}
.ims-logo svg{width:22px;height:22px}
.ims-links{display:flex;gap:24px;margin-inline:auto}
.ims-links a{color:var(--ims-text);text-decoration:none;font-weight:500;font-size:14px}
.ims-links a:hover,.ims-links a.on{color:var(--ims-primary);font-weight:600}
.ims-actions{display:flex;align-items:center;gap:10px}
.ims-theme{display:flex;gap:2px;padding:3px;border:1px solid var(--ims-border);border-radius:99px;background:var(--ims-soft)}
.ims-theme-btn{width:30px;height:30px;border:0;border-radius:50%;background:none;color:var(--ims-muted);cursor:pointer;display:grid;place-items:center}
.ims-theme-btn svg{width:16px;height:16px}
html:not(.dark) .ims-theme-btn[data-theme=light],html.dark .ims-theme-btn[data-theme=dark]{background:var(--ims-panel);color:var(--ims-primary)}
.ims-menu{display:none;background:none;border:0;font-size:24px;color:var(--ims-text);cursor:pointer}
.ims-logout{margin:0;display:flex}
.ims-logout button{background:none;border:0;font:inherit;color:var(--ims-muted);cursor:pointer;padding:0}
.ims-show-sm{display:none}

/* ---------- Blog Hero & Section Headers ---------- */
.blog-hero{padding:36px 0 22px;text-align:center}
.blog-pill{display:inline-block;font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:#c084fc;background:rgba(168,85,247,.14);border:1px solid rgba(168,85,247,.35);padding:5px 14px;border-radius:99px;margin-bottom:12px}
.blog-hero h1{font-size:clamp(26px,4vw,40px);font-weight:800;margin-bottom:8px}
.blog-hero p{color:var(--ims-muted);max-width:640px;margin:0 auto;font-size:15px}

.blog-sec-title{display:flex;align-items:center;gap:9px;font-size:21px;font-weight:800;margin:8px 0 18px}
.blog-sec-title svg{width:21px;height:21px;color:#a855f7}

/* ---------- Featured & Article Grids ---------- */
.blog-feat-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-bottom:38px}
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:44px}

.blog-card{background:var(--ims-panel);border:1px solid var(--ims-border);border-radius:var(--ims-radius);overflow:hidden;display:flex;flex-direction:column;transition:border-color .15s,transform .15s}
.blog-card:hover{border-color:var(--ims-primary);transform:translateY(-3px)}
.blog-cover{display:block;aspect-ratio:16/9;overflow:hidden;background:var(--ims-soft);border-bottom:1px solid var(--ims-border)}
.blog-cover img{width:100%;height:100%;object-fit:cover;transition:transform .25s}
.blog-card:hover .blog-cover img{transform:scale(1.03)}

.blog-body{padding:20px 22px 22px;display:flex;flex-direction:column;flex:1;justify-content:space-between}
.blog-cat-row{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:#a855f7;margin-bottom:8px}
.blog-cat-row svg{width:14px;height:14px}
.blog-card h2{font-size:19px;font-weight:800;line-height:1.3;margin-bottom:8px}
.blog-grid .blog-card h2{font-size:17px}
.blog-card h2 a{color:var(--ims-text);text-decoration:none}
.blog-card h2 a:hover{color:var(--ims-primary)}
.blog-excerpt{font-size:13.5px;color:var(--ims-muted);margin-bottom:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.blog-author-row{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--ims-muted);margin-bottom:12px}
.blog-author-row span{display:inline-flex;align-items:center;gap:5px}
.blog-author-row svg{width:14px;height:14px}
.blog-tags{display:flex;flex-wrap:wrap;gap:6px}
.blog-tag{font-size:11px;font-weight:600;color:var(--ims-muted);background:var(--ims-soft);border:1px solid var(--ims-border);padding:3px 9px;border-radius:99px}

/* ---------- Article Detail ---------- */
.article-wrap{width:min(860px,100% - 32px);margin:30px auto 48px}
.article-back{display:inline-flex;align-items:center;gap:6px;font-size:14px;font-weight:600;text-decoration:none;margin-bottom:18px;color:var(--ims-muted)}
.article-back:hover{color:var(--ims-primary)}
.article-card{background:var(--ims-panel);border:1px solid var(--ims-border);border-radius:var(--ims-radius);overflow:hidden}
.article-hero-img{width:100%;aspect-ratio:16/9;object-fit:cover;border-bottom:1px solid var(--ims-border)}
.article-inner{padding:30px 32px}
.article-meta{display:flex;align-items:center;gap:10px;font-size:13px;color:var(--ims-muted);margin-bottom:12px;flex-wrap:wrap}
.blog-cat{background:var(--ims-soft);border:1px solid var(--ims-border);color:#c084fc;font-weight:700;padding:2px 10px;border-radius:99px}
.article-card h1{font-size:clamp(24px,3.6vw,34px);font-weight:800;line-height:1.2;margin-bottom:18px}
.article-body p{margin-bottom:16px;color:var(--ims-text);font-size:15.5px;line-height:1.7}
.article-body h2{font-size:20px;font-weight:800;margin:24px 0 10px}
.article-body ul{margin:0 0 18px 20px;color:var(--ims-text)}
.article-body li{margin-bottom:8px;font-size:15px}
.article-cta{margin-top:26px;background:linear-gradient(135deg,rgba(147,51,234,.16),rgba(217,70,239,.12));border:1px solid rgba(168,85,247,.38);border-radius:var(--ims-radius);padding:24px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.article-cta h3{font-size:18px;font-weight:800;margin-bottom:4px}
.article-cta p{font-size:14px;color:var(--ims-muted)}

/* ---------- Footer ---------- */
.rf-footer{margin-top:32px;border-top:1px solid var(--ims-border);background:var(--ims-panel);padding:22px 0;font-size:13.5px;color:var(--ims-muted)}
.rf-footer-wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px}
.rf-footer-links{display:flex;flex-wrap:wrap;gap:18px}
.rf-footer-links a{color:var(--ims-muted);text-decoration:none}
.rf-footer-links a:hover{color:var(--ims-primary)}

@media (max-width:980px){
  .blog-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:860px){
  .blog-feat-grid,.blog-grid{grid-template-columns:1fr}
  .ims-menu{display:block}
  .ims-links{display:none;position:absolute;top:68px;left:0;right:0;flex-direction:column;gap:0;background:var(--ims-panel);border-bottom:1px solid var(--ims-border)}
  .ims-links.open{display:flex}
  .ims-links a{padding:14px 20px}
  .ims-actions{margin-inline-start:auto}
}
@media (max-width:560px){ .article-inner{padding:20px} .ims-hide-sm{display:none} .ims-links a.ims-show-sm{display:block} }