/*
Theme Name: AIToolsLLM
Theme URI: https://aitoolsllm.com
Author: ABDELLAH BALRHOUAT
Author URI: https://aitoolsllm.com/author/abdellah-balrhouat/
Description: Professional English-language portal theme dedicated to AI tools and large language models. Fast, SEO-ready, E-E-A-T compliant, no jQuery, self-hosted fonts, overlay article cards, virtual tool pages, demo content installer.
Version: 1.3.6
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 8.1
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: aitoolsllm
Tags: blog, news, one-column, custom-menu, featured-images, threaded-comments
*/

/* ============ AIToolsLLM main stylesheet (hand-minified) ============ */
:root{--blue:#2563eb;--violet:#1e40af;--ink:#000;--body:#000;--muted:#666;--line:#e5e5e5;--bg:#ffffff;--bg-soft:#fafafa;--bg-soft2:#f0f0f0;--grad:linear-gradient(120deg,#2563eb 0%,#1e40af 100%);--grad-soft:linear-gradient(120deg,rgba(37,99,235,.07),rgba(30,64,175,.07));--radius:14px;--radius-s:10px;--shadow:0 6px 24px rgba(15,23,42,.08);--shadow-s:0 2px 10px rgba(15,23,42,.06);--max:1180px;--font:'Plus Jakarta Sans',system-ui,-apple-system,'Segoe UI',sans-serif;--font-display:'Sora','Plus Jakarta Sans',system-ui,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{overflow-x:hidden}
html,body{overflow-x:clip}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.7;color:var(--body);background:var(--bg);word-wrap:break-word}
iframe,embed,object,video{max-width:100%}
input,textarea,select{max-width:100%}
.post-body,.page-body,.comment-body{overflow-wrap:break-word}
.post-body a,.page-body a,.comment-body a{overflow-wrap:anywhere}
h1,h2,h3,h4,h5,h6{font-family:var(--font-display);color:var(--ink);line-height:1.25;font-weight:700;margin:0 0 .6em}
h1{font-size:clamp(1.7rem,3.4vw,2.5rem);letter-spacing:-.02em}
h2{font-size:clamp(1.35rem,2.4vw,1.8rem);letter-spacing:-.01em;margin-top:1.6em}
h3{font-size:1.22rem;margin-top:1.4em}
h4{font-size:1.05rem}
p{margin:0 0 1.15em}
a{color:var(--blue);text-decoration:none;transition:color .15s ease}
a:hover{color:var(--violet)}
::selection{background:var(--blue);color:#fff}
img{max-width:100%;height:auto;border-radius:var(--radius-s)}
ul,ol{padding-left:1.35em;margin:0 0 1.2em}
li{margin-bottom:.35em}
blockquote{margin:1.6em 0;padding:1.1em 1.4em;border-left:4px solid var(--violet);background:var(--grad-soft);border-radius:0 var(--radius-s) var(--radius-s) 0;font-size:.98em}
blockquote p:last-child{margin-bottom:0}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.9em;background:var(--bg-soft2);padding:.15em .45em;border-radius:6px}
pre{background:var(--ink);color:#e5e5e5;padding:1.1em 1.3em;border-radius:var(--radius-s);overflow-x:auto}
pre code{background:none;padding:0;color:inherit}
table{width:100%;border-collapse:collapse;margin:1.4em 0;font-size:.95em}
th,td{padding:.7em .9em;border:1px solid var(--line);text-align:left}
th{background:var(--bg-soft);color:var(--ink);font-weight:600}
.container{max-width:var(--max);margin:0 auto;padding:0 22px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--blue);color:#fff;padding:8px 14px;z-index:200}
.skip-link:focus{left:8px;top:8px;color:#fff}
/* Progress bar */
.read-progress{position:fixed;top:0;left:0;height:3px;width:0;background:var(--grad);z-index:120;transition:width .1s linear}
/* Header */
.site-header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.header-in{display:flex;align-items:center;justify-content:space-between;gap:18px;padding-top:14px;padding-bottom:14px}
.site-logo{display:flex;align-items:center;font-family:var(--font-display);font-weight:800;color:var(--ink);letter-spacing:-.01em}
.site-logo:hover{color:var(--ink)}
.logo-blocks{display:inline-flex;border-radius:7px;overflow:hidden;box-shadow:0 3px 12px rgba(15,23,42,.2)}
.lb-1,.lb-2{display:grid;place-items:center;padding:8px 13px;font-size:1.06rem;font-weight:800;line-height:1;color:#fff;white-space:nowrap}
.lb-1{background:var(--grad)}
.lb-2{background:var(--ink)}
.main-nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0;align-items:center}
.main-nav a{display:block;padding:9px 13px;border-radius:9px;color:var(--body);font-weight:500;font-size:.97rem}
.main-nav a:hover,.main-nav .current-menu-item>a,.main-nav .current_page_item>a{color:var(--blue);background:var(--bg-soft)}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;padding:8px}
.nav-toggle span{display:block;width:24px;height:2px;background:var(--ink);margin:5px 0;transition:.25s}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
@media(max-width:900px){
.nav-toggle{display:block}
.main-nav{position:absolute;top:100%;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);max-height:0;overflow:hidden;transition:max-height .3s ease}
.main-nav.open{max-height:420px}
.main-nav ul{flex-direction:column;align-items:stretch;padding:10px 18px 18px}
.main-nav a{padding:12px 10px;border-bottom:1px solid var(--bg-soft2)}
}
/* Hero */
.hero{background:var(--grad-soft);border-bottom:1px solid var(--line);padding:44px 0 40px}
.hero-in{max-width:820px;margin:0 auto;text-align:center}
.hero-badge{display:inline-block;background:#fff;border:1px solid var(--line);color:var(--violet);font-weight:600;font-size:.82rem;padding:5px 14px;border-radius:999px;margin-bottom:14px;letter-spacing:.02em}
.hero h1{margin-bottom:.45em}
.hero p.lead{font-size:1.08rem;color:var(--muted);max-width:640px;margin:0 auto 1.2em}
.hero-cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{display:inline-block;padding:11px 24px;border-radius:11px;font-family:var(--font-display);font-weight:600;font-size:.95rem;transition:transform .15s ease,box-shadow .15s ease}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 4px 16px rgba(37,99,235,.28)}
.btn-primary:hover{color:#fff;transform:translateY(-1px);box-shadow:0 6px 22px rgba(30,64,175,.34)}
.btn-ghost{background:#fff;color:var(--blue);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--violet)}
/* Sections */
.section{padding:46px 0}
.section.alt{background:var(--bg-soft)}
.section-head{display:flex;align-items:baseline;justify-content:space-between;gap:16px;margin-bottom:26px;flex-wrap:wrap}
.section-head h2{margin:0;font-size:clamp(1.3rem,2.4vw,1.7rem)}
.section-head .more{font-weight:600;font-size:.93rem;white-space:nowrap}
/* Overlay article cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.cards.cols-2{grid-template-columns:repeat(2,1fr)}
.cards.cols-4{grid-template-columns:repeat(4,1fr)}
.card{position:relative;min-width:0;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-s);aspect-ratio:3/2;display:block;background:var(--bg-soft2)}
.card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:0;transition:transform .4s ease}
.card:hover img{transform:scale(1.045)}
.card .card-shade{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,15,30,0) 34%,rgba(10,15,30,.62) 68%,rgba(10,15,30,.9) 100%)}
.card .card-body{position:absolute;left:0;right:0;bottom:0;padding:18px 18px 16px;color:#fff}
.card .card-cat{display:inline-block;background:var(--grad);color:#fff;font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:3px 10px;border-radius:6px;margin-bottom:8px}
.card h3,.card h2{font-family:var(--font-display);margin:0 0 6px;color:#fff;font-size:1.06rem;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .card-meta{font-size:.8rem;color:rgba(255,255,255,.82);display:flex;gap:10px;flex-wrap:wrap}
.card:hover .card-body h3,.card:hover .card-body h2{color:#fff;text-decoration:underline;text-decoration-color:rgba(255,255,255,.45);text-underline-offset:3px}
.card.tall{aspect-ratio:auto;min-height:380px}
.card.tall h2{font-size:1.35rem;-webkit-line-clamp:3}
@media(max-width:1024px){.cards,.cards.cols-4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.cards,.cards.cols-2,.cards.cols-4{grid-template-columns:1fr}.card.tall{min-height:300px}}
/* Tool ranking grids */
.tool-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin:26px 0 8px}
.tool-chip{min-width:0;position:relative;display:flex;flex-direction:column;gap:4px;background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);padding:13px 13px 12px;box-shadow:var(--shadow-s);transition:transform .15s ease,border-color .15s ease;color:var(--body)}
.tool-chip:hover{transform:translateY(-2px);border-color:var(--blue)}
.tool-chip .rank{position:absolute;top:-9px;left:10px;background:var(--grad);color:#fff;font-size:.72rem;font-weight:700;padding:1px 9px;border-radius:999px}
.tool-chip .t-name{font-weight:700;color:var(--ink);font-size:.95rem;overflow-wrap:break-word}
.tool-chip .t-tag{font-size:.79rem;color:var(--muted);overflow-wrap:break-word;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
@media(max-width:1024px){.tool-grid{grid-template-columns:repeat(4,1fr)}}
@media(max-width:820px){.tool-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.tool-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:400px){.tool-grid{grid-template-columns:1fr}}
/* Tools directory head */
.td-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:26px;flex-wrap:wrap}
.td-head-txt{min-width:0;max-width:660px}
.td-overline{display:inline-block;color:var(--blue);font-family:var(--font-display);font-size:.76rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;margin-bottom:8px}
.td-head h2{margin:0 0 6px;font-size:clamp(1.4rem,2.6vw,1.9rem)}
.td-sub{margin:0;color:var(--muted);font-size:.95rem}
.td-head .more{font-weight:600;font-size:.93rem;white-space:nowrap;padding-bottom:4px}
/* Ranked tool cards */
.tool-cards{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.tool-card{min-width:0;position:relative;display:flex;align-items:center;gap:12px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 14px 14px;box-shadow:var(--shadow-s);transition:transform .15s ease,border-color .15s ease,box-shadow .15s ease;color:var(--body)}
.tool-card:hover{transform:translateY(-2px);border-color:var(--blue);box-shadow:var(--shadow)}
.tc-rank{position:absolute;top:8px;left:8px;width:22px;height:22px;border-radius:50%;background:#eff6ff;color:var(--violet);font-family:var(--font-display);font-size:.72rem;font-weight:700;display:grid;place-items:center}
.tc-icon{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;color:#fff;font-family:var(--font-display);font-weight:800;font-size:.95rem;flex:none;margin-top:14px;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25)}
.tc-icon svg{display:block;width:26px;height:26px}
.tc-glyph{background:#fff;border:1px solid var(--line);box-shadow:var(--shadow-s)}
.tc-solid{border:1px solid rgba(15,23,42,.08)}
.tc-body{display:flex;flex-direction:column;gap:2px;min-width:0;margin-top:14px}
.tc-name{font-family:var(--font-display);font-weight:700;color:var(--ink);font-size:.94rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.tool-card:hover .tc-name{color:var(--blue)}
.tc-tag{font-size:.79rem;color:var(--muted);line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;overflow-wrap:break-word}
@media(max-width:1100px){.tool-cards{grid-template-columns:repeat(4,1fr)}}
@media(max-width:900px){.tool-cards{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.tool-cards{grid-template-columns:repeat(2,1fr)}.tc-icon{width:40px;height:40px;font-size:.85rem}.tc-icon svg{width:22px;height:22px}}
@media(max-width:420px){.tool-cards{grid-template-columns:1fr}}
/* Card image fallback (never a broken image icon) */
.card .card-fallback{position:absolute;inset:0;background:var(--grad);display:grid;place-items:center}
.card .card-fallback span{font-size:2.6rem;font-weight:800;color:rgba(255,255,255,.42)}
/* Layout */
.layout{display:grid;grid-template-columns:minmax(0,1fr);gap:40px;padding-top:42px;padding-bottom:42px}
.content{min-width:0}
.content article,.content .page-body{min-width:0;overflow-wrap:break-word}
/* Breadcrumb */
.breadcrumb{font-size:.85rem;color:var(--muted);margin:0 0 20px;display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.breadcrumb a{color:var(--muted)}
.breadcrumb a:hover{color:var(--blue)}
.breadcrumb .sep{color:var(--line)}
/* Single article */
.post-head{max-width:800px;margin:0 auto 26px;text-align:center}
.post-head .cat-pill{display:inline-block;background:var(--grad);color:#fff;font-size:.76rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;padding:4px 12px;border-radius:999px;margin-bottom:14px}
.post-meta{display:flex;gap:16px;justify-content:center;color:var(--muted);font-size:.88rem;flex-wrap:wrap;margin-top:12px}
.post-hero{max-width:960px;margin:0 auto 34px}
.post-hero img{width:100%;border-radius:var(--radius);box-shadow:var(--shadow)}
.post-body{max-width:760px;margin:0 auto;font-size:1.05rem}
.post-body h2,.post-body h3{scroll-margin-top:90px}
.post-body img{border-radius:var(--radius-s)}
.key-takeaways{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:22px 26px;margin:2em 0}
.key-takeaways h2{margin-top:0;font-size:1.15rem}
.method-box{background:var(--grad-soft);border:1px solid rgba(30,64,175,.25);border-left:4px solid var(--violet);border-radius:0 var(--radius-s) var(--radius-s) 0;padding:16px 20px;margin:1.8em 0;font-size:.95rem}
.method-box strong{color:var(--violet)}
/* Table of contents (placed after the featured image) */
.toc{max-width:760px;margin:0 auto 34px;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:0 1px 2px rgba(15,23,42,.04)}
.toc-head{display:flex;align-items:center;justify-content:space-between;gap:10px;width:100%;padding:14px 16px;background:var(--bg-soft);border:0;border-bottom:1px solid var(--line);font-family:var(--font-display);font-weight:700;font-size:.92rem;color:var(--ink);cursor:pointer}
.toc-title{display:inline-flex;align-items:center;gap:9px}
.toc-title svg{color:var(--blue)}
.toc-chev{transition:transform .2s ease;color:var(--muted)}
.toc.collapsed .toc-chev{transform:rotate(-90deg)}
.toc.collapsed .toc-head{border-bottom:0}
.toc-list{list-style:none;margin:0;padding:8px;max-height:64vh;overflow-y:auto}
.toc.collapsed .toc-list{display:none}
.toc-list a{display:flex;gap:10px;align-items:baseline;padding:8px 10px;border-radius:8px;color:var(--body);font-size:.86rem;line-height:1.45;transition:background .15s ease,color .15s ease}
.toc-list a:hover{background:var(--bg-soft);color:var(--ink)}
.toc-list a.active{background:var(--grad-soft);color:var(--blue);font-weight:600}
.toc-num{flex:none;font-weight:700;font-size:.78rem;color:var(--muted)}
.toc-list a.active .toc-num{color:var(--blue)}
/* Share box */
.share-box{display:flex;align-items:center;gap:16px;flex-wrap:wrap;max-width:760px;margin:36px auto 0;padding:16px 20px;background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius)}
.share-label{font-family:var(--font-display);font-weight:700;color:var(--ink);font-size:.94rem}
.share-btns{display:flex;gap:9px;margin-left:auto}
.share-btns a,.share-copy{position:relative;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;border:1px solid var(--line);background:#fff;color:var(--body);cursor:pointer;transition:color .15s ease,border-color .15s ease,transform .15s ease}
.share-btns a:hover,.share-copy:hover{color:var(--blue);border-color:var(--blue);transform:translateY(-2px)}
.share-btns svg{width:17px;height:17px}
.share-btns a svg{fill:currentColor}
.copied-note{position:absolute;bottom:calc(100% + 8px);left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;font-size:.72rem;font-weight:600;padding:4px 10px;border-radius:6px;white-space:nowrap;opacity:0;pointer-events:none;transition:opacity .2s ease}
.share-copy.copied{border-color:#10b981;color:#10b981}
.share-copy.copied .copied-note{opacity:1}
@media(max-width:520px){.share-box{gap:10px}.share-btns{margin-left:0}}
/* Prev / next (text only) */
.post-nav{display:grid;grid-template-columns:1fr 1fr;gap:18px;max-width:760px;margin:40px auto 0;padding-top:26px;border-top:1px solid var(--line)}
.post-nav a{display:block;padding:16px 18px;border:1px solid var(--line);border-radius:var(--radius-s);color:var(--body);transition:border-color .15s ease,background .15s ease}
.post-nav a:hover{border-color:var(--blue);background:var(--bg-soft)}
.post-nav .pn-label{display:block;font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin-bottom:6px}
.post-nav .pn-title{color:var(--ink);font-weight:600;font-size:.95rem;line-height:1.4}
.post-nav .next{text-align:right}
@media(max-width:640px){.post-nav{grid-template-columns:1fr}.post-nav .next{text-align:left}}
/* Archive / category */
.archive-head{padding:38px 0 8px}
.archive-head .desc{color:var(--muted);max-width:720px;margin-top:8px}
.rank-block{background:var(--bg-soft);border:1px solid var(--line);border-radius:var(--radius);padding:26px 26px 20px;margin:18px 0 34px}
.rank-block h2{margin:0 0 4px;font-size:1.3rem}
.rank-block p.sub{color:var(--muted);font-size:.92rem;margin:0 0 14px}
/* Pagination */
.pagination{display:flex;gap:8px;justify-content:center;margin:36px 0 10px;flex-wrap:wrap}
.pagination a,.pagination span{padding:9px 15px;border-radius:9px;border:1px solid var(--line);color:var(--body);font-weight:500;font-size:.93rem}
.pagination .current,.pagination a:hover{background:var(--grad);color:#fff;border-color:transparent}
/* Tool single */
.tool-hero{background:var(--grad-soft);border:1px solid var(--line);border-radius:var(--radius);padding:34px;margin-bottom:30px}
.th-row{display:flex;gap:18px;align-items:flex-start;min-width:0}
.th-txt{min-width:0}
.tool-hero .tc-icon{width:64px;height:64px;border-radius:16px;margin-top:0;font-size:1.3rem}
.tool-hero .tc-icon svg{width:34px;height:34px}
.tool-hero .t-tag-big{font-size:1.1rem;color:var(--muted);margin-top:6px}
.tool-price{display:inline-block;background:#fff;border:1px solid var(--line);border-radius:999px;padding:6px 16px;font-weight:600;color:var(--blue);font-size:.9rem;margin-top:14px}
.tool-cols{display:grid;grid-template-columns:1fr 1fr;gap:26px}
@media(max-width:760px){.tool-cols{grid-template-columns:1fr}.tool-hero{padding:24px 20px}}
.tool-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius-s);padding:20px 22px}
.tool-list h3{margin-top:0}
.tool-list ul{margin:0;padding-left:18px}
.tool-list li{margin-bottom:8px;color:var(--body)}
.tool-list.pc-pros{border-top:3px solid #10b981}
.tool-list.pc-cons{border-top:3px solid #ef4444}
.tool-verdict{background:var(--grad-soft);border:1px solid rgba(37,99,235,.25);border-left:4px solid var(--blue);border-radius:0 var(--radius) var(--radius) 0;padding:22px 26px;margin-top:28px}
.tool-verdict h3{margin-top:0;color:var(--blue)}
.tool-verdict p{margin-bottom:0}
.tool-review-note{margin-top:22px;font-size:.85rem;color:var(--muted);border-top:1px dashed var(--line);padding-top:14px}
.faq-item{border:1px solid var(--line);border-radius:var(--radius-s);margin-bottom:12px;overflow:hidden}
.faq-item summary{cursor:pointer;padding:15px 18px;font-weight:600;color:var(--ink);list-style:none}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";float:right;color:var(--violet);font-weight:700}
.faq-item[open] summary::after{content:"\2212"}
.faq-item .faq-a{padding:0 18px 16px;color:var(--body)}
/* Static pages */
.page-body{max-width:820px;margin:0 auto}
.page-body h1{margin-bottom:.5em}
/* Forms */
.contact-form{max-width:640px;margin:26px 0}
.contact-direct{display:flex;align-items:center;gap:14px;max-width:640px;background:var(--grad-soft);border:1px solid var(--line);border-radius:var(--radius);padding:16px 20px;margin:22px 0 4px}
.contact-direct svg{flex:none;color:var(--blue)}
.contact-direct strong{display:block;font-family:var(--font-display);color:var(--ink);font-size:.95rem}
.contact-direct a{color:var(--blue);font-weight:600;font-size:1.02rem}
.contact-direct a:hover{color:var(--violet)}
.contact-form label{display:block;font-weight:600;color:var(--ink);margin:0 0 6px;font-size:.93rem}
.contact-form input[type=text],.contact-form input[type=email],.contact-form textarea{width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:var(--radius-s);font:inherit;font-size:.97rem;margin-bottom:18px;background:#fff;color:var(--ink)}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid rgba(37,99,235,.35);border-color:var(--blue)}
.contact-form .form-note{font-size:.85rem;color:var(--muted)}
.form-msg{padding:14px 18px;border-radius:var(--radius-s);margin:0 0 20px;font-weight:500}
.form-msg.ok{background:#ecfdf5;border:1px solid #a7f3d0;color:#065f46}
.form-msg.err{background:#fef2f2;border:1px solid #fecaca;color:#991b1b}
/* Search & 404 */
.search-form-lg{display:flex;gap:10px;max-width:560px;margin:20px 0}
.search-form-lg input{flex:1;min-width:0;padding:12px 16px;border:1px solid var(--line);border-radius:11px;font:inherit}
.search-form-lg button{border:0;cursor:pointer}
.error-hero{text-align:center;padding:70px 0}
.error-hero .code{font-size:5rem;font-weight:800;background:var(--grad);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;line-height:1}
/* Widgets / footer */
.site-footer{background:#fff;color:var(--body);margin-top:56px;border-top:1px solid var(--line)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:34px;padding:48px 0 34px}
.site-footer h4{color:var(--ink);font-size:.95rem;margin-bottom:14px}
.site-footer a{color:var(--body);font-size:.92rem}
.site-footer a:hover{color:var(--blue)}
.footer-brand .site-logo{margin-bottom:12px}
.footer-brand p{font-size:.9rem;color:var(--muted);max-width:300px}
.footer-mail{display:flex;align-items:center;gap:9px;margin-top:14px}
.footer-mail svg{flex:none;color:var(--blue)}
.footer-mail a{font-weight:600;color:var(--ink)}
.footer-mail a:hover{color:var(--blue)}
.footer-menu{list-style:none;margin:0;padding:0}
.footer-menu li{margin-bottom:9px}
.footer-bottom{border-top:1px solid var(--line);padding:18px 0;font-size:.85rem;color:var(--muted);display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
@media(max-width:900px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:540px){.footer-grid{grid-template-columns:1fr}}
/* Back to top */
.to-top{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:12px;border:0;background:var(--grad);color:#fff;font-size:1.2rem;cursor:pointer;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:opacity .25s ease,transform .25s ease;z-index:90;transform:translateY(8px)}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
/* Cookie banner */
.cookie-bar{position:fixed;left:16px;right:16px;bottom:16px;z-index:110;background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 22px;display:none;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap;max-width:860px;margin:0 auto}
.cookie-bar.show{display:flex}
.cookie-bar p{margin:0;font-size:.9rem;color:var(--body);flex:1;min-width:240px}
.cookie-bar .cookie-actions{display:flex;gap:10px}
.cookie-bar .btn{padding:9px 18px;font-size:.9rem;cursor:pointer;border:0}
.cookie-bar .btn-ghost{cursor:pointer}
/* Comments */
.comments{max-width:760px;margin:44px auto 0}
.comment-list{list-style:none;padding:0}
.comment-list .comment-body{border:1px solid var(--line);border-radius:var(--radius-s);padding:16px 20px;margin-bottom:14px;background:var(--bg-soft)}
.comment-form input:not([type=submit]),.comment-form textarea{width:100%;padding:11px 14px;border:1px solid var(--line);border-radius:var(--radius-s);font:inherit;margin-bottom:14px}
.comment-form .submit{border:0;cursor:pointer}
/* Author page */
.author-hero{display:flex;gap:26px;align-items:center;background:var(--grad-soft);border:1px solid var(--line);border-radius:var(--radius);padding:30px;margin-bottom:30px}
.author-hero .avatar{width:110px;height:110px;border-radius:50%;background:var(--grad);display:grid;place-items:center;color:#fff;font-size:2.4rem;font-weight:800;flex:none}
@media(max-width:640px){.author-hero{flex-direction:column;text-align:center}}
.author-links{margin:12px 0 0;display:flex;gap:10px;flex-wrap:wrap}
@media(max-width:640px){.author-links{justify-content:center}}
.author-linkedin{display:inline-flex;align-items:center;gap:8px;padding:9px 18px;border:2px solid var(--blue);border-radius:999px;color:var(--blue);font-weight:700;font-size:.95rem;transition:background .2s,color .2s}
.author-linkedin svg{width:18px;height:18px;fill:currentColor}
.author-linkedin:hover{background:var(--blue);color:#fff}
/* Utility */
.text-center{text-align:center}
.mt-40{margin-top:40px}
.visually-hidden{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--violet);outline-offset:2px}
/* Mobile refinements */
@media(max-width:760px){
body{font-size:16px}
.container{padding:0 16px}
.section{padding:34px 0}
.hero{padding:34px 0 30px}
.hero p.lead{font-size:1rem}
.layout{padding-top:30px;padding-bottom:30px}
.archive-head{padding:26px 0 6px}
.rank-block{padding:20px 16px 14px;margin:14px 0 26px}
.post-body{font-size:1rem}
.post-hero{margin-bottom:24px}
.post-head{margin-bottom:20px}
.toc{margin-bottom:26px}
.toc-list{max-height:52vh}
.key-takeaways{padding:18px 18px}
.method-box{padding:14px 16px}
.share-box{padding:14px 16px}
.tool-hero{padding:22px 16px;margin-bottom:22px}
.tool-hero .tc-icon{width:52px;height:52px;border-radius:14px}
.tool-hero .tc-icon svg{width:28px;height:28px}
.author-hero{padding:22px 18px}
.error-hero{padding:48px 0}
.error-hero .code{font-size:3.4rem}
.post-body table,.page-body table{display:block;overflow-x:auto}
.footer-bottom{flex-direction:column;gap:6px}
.site-footer{margin-top:40px}
.footer-grid{padding:36px 0 26px;gap:26px}
}
@media(max-width:480px){
.btn{padding:11px 18px}
.hero-cta .btn{width:100%;max-width:300px;text-align:center}
.card h3{font-size:1rem}
.cookie-bar{left:10px;right:10px;bottom:10px;padding:14px 16px}
.cookie-bar .cookie-actions{width:100%}
.cookie-bar .cookie-actions .btn{flex:1;text-align:center}
.td-head{margin-bottom:20px}
.section-head{gap:8px}
.section-head .more{white-space:normal}
.post-nav a{padding:14px 14px}
.pagination a,.pagination span{padding:8px 12px}
.to-top{right:14px;bottom:14px;width:42px;height:42px}
}
@media print{.site-header,.site-footer,.to-top,.cookie-bar,.read-progress,.post-nav,.toc,.share-box{display:none}}