/*
Theme Name: Mobi Tech Updates
Theme URI: https://mobitechupdates.com/
Author: Mobi Tech Updates
Description: Fast theme for tech news, guides and free tools (AI, cybersecurity, apps, fintech).
Version: 1.1
Text Domain: mobitech
*/
:root{--bg:#f5f7fa;--card:#fff;--tx:#0f1b2d;--mu:#4b5a70;--br:#e3e8ef;--nv:#0b1f3a;--ac:#2563eb}
[data-theme=dark]{--bg:#0a1220;--card:#111c30;--tx:#e8eefb;--mu:#a9b6cc;--br:#223049;--nv:#050b16;--ac:#4f8bff}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}
:focus-visible{outline:2px solid var(--ac);outline-offset:2px}
.w{max-width:1180px;margin:0 auto;padding:0 16px}
header.h{background:var(--card);border-bottom:1px solid var(--br);position:sticky;top:0;z-index:9}
.hb{display:flex;align-items:center;gap:12px;min-height:64px}
.logo{font-weight:800;font-size:22px}.logo b{color:var(--ac)}
nav.m{margin-left:auto}
nav.m ul{display:flex;gap:2px;list-style:none;margin:0;padding:0;flex-wrap:wrap}
nav.m a{display:block;padding:8px 10px;border-radius:8px;font-size:15px;font-weight:600}
nav.m a:hover{background:var(--bg);color:var(--ac)}
.ib{background:var(--nv);color:#fff;border:0;border-radius:8px;width:40px;height:40px;cursor:pointer;font-size:18px}
#mt-menu{display:none}
.hero{background:linear-gradient(135deg,#0b1f3a,#14357a 60%,#2563eb);color:#fff;padding:56px 0}
.hero h1{font-size:clamp(28px,5vw,46px);line-height:1.15;margin:0 0 12px}.hero h1 span{color:#8dbaff}
.hero p{max-width:560px;font-size:17px}
.sf{display:flex;max-width:560px;margin-top:18px}
.sf input{flex:1;min-width:0;padding:14px;border:0;border-radius:10px 0 0 10px;font-size:16px}
.sf button{background:var(--ac);color:#fff;border:0;padding:0 20px;border-radius:0 10px 10px 0;font-weight:700;cursor:pointer}
.chips{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.chips a{border:1px solid #ffffff66;border-radius:99px;padding:5px 12px;font-size:14px}
.sec{margin:36px 0}
.sec h2{font-size:22px;margin:0 0 4px}
.sub{color:var(--mu);margin:0 0 16px}
.g{display:grid;gap:16px}
.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:1fr 1fr}
.cols{display:grid;grid-template-columns:2fr 1fr;gap:24px}
.card{background:var(--card);border:1px solid var(--br);border-radius:14px;overflow:hidden}
.card .b{padding:14px}
.card h3{font-size:17px;line-height:1.35;margin:6px 0}
.card p{color:var(--mu);font-size:15px;margin:0 0 6px}
.th{display:block;aspect-ratio:16/9;background:linear-gradient(135deg,#0b1f3a,#2563eb)}
.th img{width:100%;height:100%;object-fit:cover}
.tag{display:inline-block;background:var(--ac);color:#fff;font-size:12px;font-weight:700;padding:2px 9px;border-radius:99px}
.meta{color:var(--mu);font-size:14px}
.tl a{display:block;padding:12px 14px;background:var(--card);border:1px solid var(--br);border-radius:10px;margin-bottom:8px;font-weight:600}
.tl a:hover{border-color:var(--ac);color:var(--ac)}
.cc{padding:16px}.cc h3{margin:0 0 4px}
.ad{text-align:center;margin:20px 0}
.nl{padding:18px}.nl input{width:100%;padding:12px;border:1px solid var(--br);border-radius:8px;margin:8px 0;background:var(--bg);color:var(--tx);font-size:16px}
.btn{background:var(--ac);color:#fff;border:0;border-radius:8px;padding:12px 18px;font-weight:700;cursor:pointer;font-size:16px}
.art{max-width:780px;margin:30px auto;padding:0 16px}
.art h1{font-size:clamp(26px,4vw,38px);line-height:1.2;margin:8px 0}
.art .c{font-size:18px}.art .c img{border-radius:10px}
.tool{background:var(--card);border:1px solid var(--br);border-radius:14px;padding:20px;max-width:560px}
.tool label{display:block;font-weight:600;margin:12px 0 4px}
.tool input[type=number],.tool input[type=text]{width:100%;padding:11px;border:1px solid var(--br);border-radius:8px;background:var(--bg);color:var(--tx);font-size:16px}
.tool .btn{margin:14px 8px 0 0}
.tool .r{margin-top:16px;font-size:18px;font-weight:700;color:var(--ac);white-space:pre-line}
footer.f{background:var(--nv);color:#d5def0;margin-top:48px;padding:36px 0 20px}
footer.f a:hover{color:#fff}
.fg{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:24px}
.fg h4{color:#fff;margin:0 0 8px}.fg a{display:block;padding:3px 0}
.cp{border-top:1px solid #ffffff33;margin-top:24px;padding-top:14px;font-size:14px}
.pg{margin:24px 0}
@media(max-width:900px){.g3{grid-template-columns:1fr 1fr}.cols{grid-template-columns:1fr}.fg{grid-template-columns:1fr 1fr}}
@media(max-width:700px){#mt-menu{display:block}#mt-dark{margin-left:auto}nav.m{display:none;position:absolute;top:64px;left:0;right:0;background:var(--card);border-bottom:1px solid var(--br);padding:8px 16px}nav.m.o{display:block}nav.m ul{flex-direction:column}.g3,.g2{grid-template-columns:1fr}.hero{padding:36px 0}}
.qa{background:var(--card);border-left:4px solid var(--ac);border-radius:8px;padding:12px 16px;margin:16px 0}.qa p{margin:4px 0 0}
details{background:var(--card);border:1px solid var(--br);border-radius:10px;padding:10px 14px;margin:8px 0}summary{cursor:pointer;font-weight:600}
.tl small{display:block;color:var(--mu);font-weight:400}
.tool input[type=password]{width:100%;padding:11px;border:1px solid var(--br);border-radius:8px;background:var(--bg);color:var(--tx);font-size:16px}