:root{--bg:#090e18;--surface:#111a29;--surface2:#162236;--border:#263348;--text:#f1f6ff;--muted:#9baac0;--accent:#4ce3b1;--blue:#6aabff;--wrap:1180px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif}a{color:inherit;text-decoration:none}a:hover{color:var(--accent)}img{max-width:100%;height:auto}button,input{font:inherit}button{cursor:pointer}.wrap{max-width:var(--wrap);padding:0 24px;margin:auto}.wrap-narrow{max-width:820px;padding:0 24px;margin:auto}.screen-reader-text{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(1px,1px,1px,1px);white-space:nowrap}.skip-link:focus{position:fixed!important;top:10px;left:10px;width:auto;height:auto;clip:auto;background:#fff;color:#000;z-index:100;padding:8px}.site-header{position:sticky;top:0;z-index:50;background:rgba(9,14,24,.95);border-bottom:1px solid #263348;backdrop-filter:blur(16px)}.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:26px}.brand{display:inline-flex;align-items:center;gap:10px;flex-shrink:0}.brand-icon{display:grid;place-items:center;width:43px;height:43px;background:linear-gradient(135deg,#4ce3b1,#52a5f9);color:#09131c;border-radius:12px;font-size:24px}.brand-text{display:flex;flex-direction:column;line-height:1.12}.brand-text strong{font-size:23px;letter-spacing:-1.1px}.brand-text strong span{color:var(--accent)}.brand-text small{font-size:9px;color:#8fa0b8;letter-spacing:2.4px;margin-top:6px;font-weight:700}.main-nav,.nav-list{display:flex;align-items:center;gap:27px}.nav-list{padding:0;margin:0;list-style:none}.nav-list a{font-size:13px;font-weight:650;color:#c6d0e0;white-space:nowrap}.nav-list a:hover{color:var(--accent)}.search-form{display:flex;border:1px solid var(--border);background:#131e2d;border-radius:10px;overflow:hidden}.search-form 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1fr;gap:30px}.footer-grid>div:first-child{grid-column:1/-1}.section{padding:55px 0}.footer-bottom{flex-direction:column}}@media(max-width:520px){.wrap,.wrap-narrow{padding-left:18px;padding-right:18px}.hero-copy{padding-top:44px}.hero h1{letter-spacing:-1.6px}.hero-actions{flex-direction:column;align-items:stretch}.hero-trust{gap:10px}.hero-art{height:290px}.energy-card{transform:rotate(-3deg) scale(.72)}.category-grid,.cards-grid{grid-template-columns:1fr}.category-tile{min-height:130px}.cat-icon{margin-bottom:10px}.section-heading{align-items:start;flex-direction:column}.section-heading h2{font-size:27px}.info-panel h2{font-size:31px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:auto}.article-content{font-size:16px}}

/* SmartWattHub editorial branding */
.site-header .brand{min-width:0;text-decoration:none}.site-header .brand-text strong{white-space:nowrap}.brand-icon svg{display:block}.site-header{z-index:100}
@media(max-width:380px){.site-header .brand-text strong{font-size:18px}.site-header .brand-text small{font-size:8px;letter-spacing:1.4px}.site-header .brand-icon{width:37px;height:37px}}

/* v1.2 blog-first homepage */
.swh-blog-heading{padding:52px 0 42px}
.swh-blog-heading h1{max-width:920px}
.swh-blog-heading p{max-width:730px;line-height:1.7}
.swh-home-posts{padding-top:48px}
.swh-home-posts .cards-grid{align-items:stretch}
.swh-home-posts .article-card{height:100%}
.swh-home-posts .pagination ul{display:flex;justify-content:center;align-items:center;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:40px 0 0}
.swh-home-posts .pagination a,.swh-home-posts .pagination span{display:inline-flex;align-items:center;justify-content:center;min-width:40px;padding:10px 14px;border:1px solid var(--border);border-radius:9px;text-decoration:none}
.swh-home-posts .pagination .current{border-color:#4ce3b1;color:#4ce3b1}
@media(max-width:640px){.swh-blog-heading{padding:36px 0 28px}.swh-home-posts{padding-top:30px}}

.swh-home-posts{padding-top:44px}.swh-feed-title{font-size:clamp(1.5rem,2.7vw,2.2rem);margin:0 0 26px;letter-spacing:-.035em}