/*
Theme Name: Nixtuts
Theme URI: https://example.com
Author: Your Name
Description: A modern Linux/tech-tutorial blog theme inspired by linuxize.com: blue accent, tag pills, a featured-articles row, and a latest-articles list. Font and color scheme approximate the source site's meta color; exact source fonts were not verifiable at build time.
Version: 1.0.1
Requires at least: 6.0
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: nixtuts
*/

:root{
  --bg:#FFFFFF;
  --bg-soft:#F4F7FB;
  --ink:#141B26;
  --muted:#5B6B7B;
  --line:#E3E8EE;
  --blue:#2271FF;
  --blue-dark:#1857CC;
  --blue-bg:#EAF1FF;
  --code-bg:#0F1720;
  --code-ink:#D7E1EE;
  --radius:8px;
  --wrap:1160px;
  --font-body:"Inter","Segoe UI",system-ui,sans-serif;
  --font-mono:"JetBrains Mono","SFMono-Regular",Consolas,monospace;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:no-preference){html{scroll-behavior:smooth}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-body);font-size:16px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-dark)}
:focus-visible{outline:2px solid var(--blue);outline-offset:2px}
h1,h2,h3{font-weight:700;line-height:1.2;letter-spacing:-.01em;margin:0 0 .5em;color:var(--ink)}
h1{font-size:clamp(2rem,5vw,2.9rem)}
h2{font-size:clamp(1.4rem,3vw,1.8rem)}
h3{font-size:1.1rem}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:100;border:1px solid var(--line)}

/* Header */
.site-header{border-bottom:1px solid var(--line);position:sticky;top:0;background:rgba(255,255,255,.97);z-index:50;backdrop-filter:blur(6px)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:20px}
.brand{font-weight:800;font-size:1.3rem;color:var(--ink);display:flex;align-items:center;gap:8px}
.brand .custom-logo{max-height:34px;width:auto}
.brand-mark{width:9px;height:9px;border-radius:2px;background:var(--blue)}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:22px}
.nav a{color:var(--muted);font-weight:500;font-size:.95rem}
.nav a:hover{color:var(--ink)}
.header-right{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:var(--radius);min-height:40px;padding:0 14px;font:inherit;font-weight:500;cursor:pointer;color:var(--ink)}

/* Hero */
.hero{padding:64px 0 40px;text-align:center}
.hero .wrap{max-width:760px}
.hero p.lead{color:var(--muted);font-size:1.1rem}
.hero-search{margin:28px auto 0;max-width:480px}

/* Tag pills */
.pill-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;padding:0 0 56px}
.pill{display:inline-flex;align-items:center;min-height:38px;padding:0 16px;border:1px solid var(--line);border-radius:100px;font-size:.88rem;color:var(--muted);background:var(--bg)}
.pill:hover{border-color:var(--blue);color:var(--blue)}

/* Sections */
.section{padding:56px 0}
.section-head{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:28px;gap:16px}
.section-head h2{margin:0}
.section-head .view-all{font-size:.92rem;font-weight:600;white-space:nowrap}
.section-soft{background:var(--bg-soft)}

/* Featured cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.card{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:var(--bg);display:flex;flex-direction:column}
.card-thumb{aspect-ratio:16/9;background:var(--blue-bg);display:flex;align-items:center;justify-content:center;overflow:hidden}
.card-thumb img{width:100%;height:100%;object-fit:cover}
.card-body{padding:20px}
.card-meta{font-size:.82rem;color:var(--muted);margin-bottom:8px}
.card h3{margin-bottom:.4em;font-size:1.08rem}
.card h3 a{color:var(--ink)}
.card h3 a:hover{color:var(--blue)}
.card p{color:var(--muted);font-size:.94rem;margin:0}

/* Latest list */
.post-row{display:grid;grid-template-columns:140px 1fr;gap:22px;padding:22px 0;border-bottom:1px solid var(--line);align-items:center}
.post-row:first-child{border-top:1px solid var(--line)}
.post-row .card-thumb{border-radius:6px;aspect-ratio:4/3}
.post-row-body h3{margin-bottom:.35em;font-size:1.12rem}
.post-row-body h3 a{color:var(--ink)}
.post-row-body h3 a:hover{color:var(--blue)}
.post-row-body p{color:var(--muted);font-size:.92rem;margin:0 0 .4em}
.new-badge{display:inline-block;background:var(--blue);color:#fff;font-size:.7rem;font-weight:700;padding:2px 8px;border-radius:4px;margin-left:8px;vertical-align:middle;text-transform:uppercase;letter-spacing:.03em}

/* Newsletter */
.newsletter{background:var(--ink);color:#fff;border-radius:var(--radius);padding:40px;text-align:center}
.newsletter h2{color:#fff}
.newsletter p{color:#B8C3D1}
.newsletter-form{display:flex;gap:10px;max-width:420px;margin:20px auto 0;flex-wrap:wrap}
.newsletter-form input{flex:1;min-width:200px;min-height:46px;padding:0 14px;border-radius:var(--radius);border:1px solid #2C3A4D;background:#1B2531;color:#fff;font:inherit;font-size:16px}
.newsletter-form input::placeholder{color:#7C8CA0}

/* Empty state */
.empty{padding:60px 0;color:var(--muted);text-align:center}

/* Pagination */
.pagination{display:flex;justify-content:space-between;gap:16px;border-top:1px solid var(--line);padding-top:24px;margin-top:8px}
.pagination a,.pagination span{font-size:.95rem;font-weight:500}
.pagination .disabled{color:var(--line)}

/* Buttons / forms */
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;background:var(--blue);color:#fff;border:1px solid var(--blue);border-radius:var(--radius);font:inherit;font-weight:600;font-size:.95rem;cursor:pointer}
.btn:hover{background:var(--blue-dark);border-color:var(--blue-dark);color:#fff}
.search-form{display:flex;gap:10px}
.search-form input[type=search]{flex:1;min-height:46px;padding:0 16px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);color:var(--ink);font:inherit;font-size:16px}
.hero-search .search-form input[type=search]{border-radius:100px;padding-left:20px}
.hero-search .btn{border-radius:100px}

/* Single post */
.post-header{max-width:800px;margin:0 auto;padding:52px 24px 0}
.post-header .breadcrumb{font-size:.88rem;color:var(--muted);margin-bottom:18px}
.post-header .breadcrumb a{color:var(--muted)}
.post-header .post-meta{font-size:.9rem;color:var(--muted);margin-top:14px;padding-bottom:28px;border-bottom:1px solid var(--line)}
.post-thumb-full{max-width:960px;margin:32px auto 0;padding:0 24px}
.post-thumb-full img{border-radius:var(--radius)}

.entry-content{max-width:800px;margin:0 auto;padding:36px 24px 0}
.entry-content p,.entry-content ul,.entry-content ol,.entry-content blockquote{margin:0 0 1.3em}
.entry-content h2{font-size:1.5rem;margin-top:1.8em;padding-top:.2em}
.entry-content h3{font-size:1.2rem;margin-top:1.5em}
.entry-content a{text-decoration:underline}
.entry-content blockquote{border-left:3px solid var(--blue);padding-left:18px;color:var(--muted)}
.entry-content code{font-family:var(--font-mono);background:var(--blue-bg);color:var(--blue-dark);padding:.15em .45em;border-radius:4px;font-size:.88em}
.entry-content pre{background:var(--code-bg);color:var(--code-ink);padding:20px;border-radius:var(--radius);overflow-x:auto;font-family:var(--font-mono);font-size:.88rem;line-height:1.6}
.entry-content pre code{background:none;color:inherit;padding:0}
.entry-content img{border-radius:6px;margin:1.6em 0}
.entry-content table{width:100%;border-collapse:collapse;font-size:.94rem}
.entry-content th,.entry-content td{border-bottom:1px solid var(--line);padding:10px 12px;text-align:left}
.entry-content hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}

.post-tags{max-width:800px;margin:0 auto;padding:32px 24px 0;display:flex;flex-wrap:wrap;gap:10px}
.post-nav{max-width:800px;margin:0 auto;padding:44px 24px;display:grid;grid-template-columns:1fr 1fr;gap:20px}
.post-nav a{display:block;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.post-nav a:hover{border-color:var(--blue)}
.post-nav .label{display:block;color:var(--muted);font-size:.8rem;margin-bottom:6px}
.post-nav .title{color:var(--ink);font-weight:600;font-size:.96rem}
.post-nav .next{text-align:right}

/* Comments */
.comments-area{max-width:800px;margin:0 auto;padding:44px 24px 80px}
.comment-list{list-style:none;margin:20px 0;padding:0}
.comment-list .children{list-style:none;padding-left:30px;margin:0}
.comment-body{padding:18px 0;border-bottom:1px solid var(--line)}
.comment-author{font-weight:600;font-size:.94rem}
.comment-meta{font-size:.82rem;color:var(--muted);margin-bottom:8px}
.comment-content p{margin:0 0 .7em;font-size:.95rem}
.comment-reply-link{font-size:.85rem;font-weight:600}
.comment-respond{margin-top:28px}
.comment-form label{display:block;font-size:.88rem;margin-bottom:6px}
.comment-form input[type=text],.comment-form input[type=email],.comment-form input[type=url],.comment-form textarea{width:100%;min-height:46px;padding:11px 13px;border:1px solid var(--line);border-radius:var(--radius);background:var(--bg);color:var(--ink);font:inherit;font-size:16px;margin-bottom:16px}
.comment-form textarea{min-height:130px;resize:vertical}

/* Footer */
.site-footer{border-top:1px solid var(--line);margin-top:40px;padding:44px 0;background:var(--bg-soft)}
.footer-top{display:flex;justify-content:space-between;flex-wrap:wrap;gap:32px;margin-bottom:28px}
.footer-widgets{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:28px;flex:1}
.footer-widgets h2{font-size:.9rem;margin-bottom:.7em}
.footer-widgets ul{list-style:none;margin:0;padding:0}
.footer-widgets li{margin-bottom:.5em;font-size:.9rem}
.footer-widgets a{color:var(--muted)}
.footer-bottom{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:.85rem;color:var(--muted);border-top:1px solid var(--line);padding-top:20px}
.footer-legal ul{list-style:none;display:flex;gap:16px;flex-wrap:wrap;margin:0;padding:0}
.footer-legal a{color:var(--muted)}
.footer-social{display:flex;gap:14px}
.footer-social a{color:var(--muted)}

.screen-reader-text{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.page-heading{max-width:800px;margin:0 auto;padding:52px 24px 8px}
.page-heading p{color:var(--muted)}

@media (max-width:900px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 24px 20px}
  .nav.open{display:block}
  .nav ul{flex-direction:column;gap:0}
  .nav li a{display:flex;align-items:center;min-height:48px;border-bottom:1px solid var(--line)}
  .card-grid{grid-template-columns:1fr}
  .footer-top{flex-direction:column}
}
@media (max-width:600px){
  .hero{padding:44px 0 28px}
  .post-row{grid-template-columns:1fr}
  .post-row .card-thumb{aspect-ratio:16/9}
  .post-nav{grid-template-columns:1fr}
  .post-nav .next{text-align:left}
  .section{padding:40px 0}
  .newsletter{padding:28px 20px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
}