/*
Theme Name: OneAck Simple
Theme URI: https://oneack.com
Author: OneAck
Description: 简洁 Claude 风格中文新闻主题，NewsAPI 自动抓取，三时段定时更新。
Version: 2.0.0
Requires at least: 6.0
Tested up to: 7.0
Requires PHP: 8.1
License: GNU General Public License v2 or later
Text Domain: oneack-simple
*/

/* ── Tokens ── */
:root {
  --sand:  #FAF9F6;
  --sand2: #F3F1EC;
  --coral: #D97757;
  --coral2:#B85C39;
  --ink:   #1C1917;
  --ink2:  #57534E;
  --ink3:  #A8A29E;
  --line:  #E7E5E4;
  --card:  #FFFFFF;
  --font-h:'Noto Serif SC',Georgia,serif;
  --font-b:'Noto Sans SC','PingFang SC',system-ui,sans-serif;
  --r: 12px;
  --max: 1100px;
}
[data-dark] {
  --sand:#0C0A09; --sand2:#1C1917;
  --ink:#FAF9F6;  --ink2:#D6D3D1; --ink3:#78716C;
  --line:#292524; --card:#1C1917;
}

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--font-b);font-size:16px;line-height:1.7;color:var(--ink);background:var(--sand);-webkit-text-size-adjust:100%}
img{max-width:100%;height:auto;display:block}
a{color:var(--coral);text-decoration:none}
a:hover{color:var(--coral2)}
h1,h2,h3,h4{font-family:var(--font-h);font-weight:700;line-height:1.3;color:var(--ink)}

/* ── Layout ── */
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}
.site-wrapper{min-height:100vh;display:flex;flex-direction:column}

/* ── Header ── */
.site-header{
  position:sticky;top:0;z-index:100;
  background:rgba(250,249,246,.94);
  backdrop-filter:blur(20px);
  border-bottom:1px solid var(--line);
}
[data-dark] .site-header{background:rgba(12,10,9,.94)}
.header-row{display:flex;align-items:center;gap:16px;height:58px}

.logo{display:flex;align-items:center;gap:10px;flex-shrink:0;color:var(--ink)}
.logo-icon{width:32px;height:32px;flex-shrink:0}
.logo-name{font-family:var(--font-h);font-size:18px;font-weight:800;letter-spacing:-.02em;color:var(--ink)}

.site-nav{display:flex;gap:2px;overflow-x:auto;scrollbar-width:none;flex:1}
.site-nav::-webkit-scrollbar{display:none}
.site-nav a{padding:5px 13px;border-radius:7px;font-size:13px;font-weight:500;color:var(--ink2);white-space:nowrap;transition:background .15s,color .15s}
.site-nav a:hover{background:var(--sand2);color:var(--ink)}
.site-nav a.on{background:#F0C9B5;color:var(--coral2);font-weight:600}

.header-end{display:flex;align-items:center;gap:6px;flex-shrink:0}
.icon-btn{width:34px;height:34px;border:none;background:none;cursor:pointer;border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--ink2);transition:background .15s}
.icon-btn:hover{background:var(--sand2)}
.s-form{display:flex;align-items:center;gap:8px;background:var(--sand2);border:1px solid var(--line);border-radius:20px;padding:5px 14px;transition:border-color .15s}
.s-form:focus-within{border-color:var(--coral)}
.s-form input{border:none;background:none;outline:none;font:inherit;font-size:13px;color:var(--ink);width:150px}
.s-form input::placeholder{color:var(--ink3)}

/* ── Hero ── */
.hero{padding:36px 0 0}
.hero-lead{display:grid;grid-template-columns:1fr 1fr;gap:2px;border-radius:var(--r);overflow:hidden;margin-bottom:2px}

/* Big left card */
.hero-big{
  position:relative;min-height:440px;background:var(--ink);cursor:pointer;overflow:hidden;
}
.hero-big:hover .hero-img{transform:scale(1.04)}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.6;transition:transform .5s ease}
.hero-veil{position:absolute;inset:0;background:linear-gradient(to top,rgba(28,25,23,.92) 40%,rgba(28,25,23,.1) 80%)}
.hero-body{position:absolute;bottom:0;left:0;right:0;padding:32px}
.hero-chip{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.hero-h{font-family:var(--font-h);font-size:clamp(22px,2.6vw,34px);color:#fff;line-height:1.25;margin-bottom:12px}
.hero-p{font-size:14px;color:rgba(255,255,255,.68);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.hero-time{font-size:11px;color:rgba(255,255,255,.45)}

/* Right side — 2 stacked cards */
.hero-stack{display:flex;flex-direction:column;gap:2px}
.hcard{
  flex:1;position:relative;background:var(--ink);overflow:hidden;cursor:pointer;
  display:flex;flex-direction:column;justify-content:flex-end;min-height:219px;
}
.hcard:hover .hcard-img{transform:scale(1.04)}
.hcard-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55;transition:transform .5s ease}
.hcard-veil{position:absolute;inset:0;background:linear-gradient(to top,rgba(28,25,23,.88) 40%,transparent 80%)}
.hcard-body{position:relative;padding:20px}
.hcard-title{font-family:var(--font-h);font-size:15px;font-weight:700;color:#fff;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Row of 3 below hero */
.hero-row{display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-bottom:48px}
.rcard{
  position:relative;background:var(--ink);overflow:hidden;cursor:pointer;min-height:180px;
  display:flex;flex-direction:column;justify-content:flex-end;
}
.rcard:hover .rcard-img{transform:scale(1.04)}
.rcard-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.52;transition:transform .5s ease}
.rcard-veil{position:absolute;inset:0;background:linear-gradient(to top,rgba(28,25,23,.9) 35%,transparent 80%)}
.rcard-body{position:relative;padding:16px}
.rcard-title{font-family:var(--font-h);font-size:13px;font-weight:700;color:#fff;line-height:1.35;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ── Category sections ── */
.cat-section{margin-bottom:56px}
.cat-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:2px solid var(--line);position:relative}
.cat-head::after{content:'';position:absolute;bottom:-2px;left:0;width:36px;height:2px;background:var(--coral)}
.cat-title{font-family:var(--font-h);font-size:19px;font-weight:800}
.cat-more{font-size:12px;font-weight:600;color:var(--coral)}
.cat-more:hover{color:var(--coral2)}

/* List layout: big left + list right */
.cat-grid{display:grid;grid-template-columns:5fr 4fr;gap:1px;background:var(--line);border:1px solid var(--line);border-radius:var(--r);overflow:hidden}
.cat-feat{background:var(--card);cursor:pointer;transition:background .15s}
.cat-feat:hover{background:var(--sand2)}
.cat-feat-img{height:220px;overflow:hidden;background:var(--sand2)}
.cat-feat-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.cat-feat:hover .cat-feat-img img{transform:scale(1.04)}
.cat-feat-ph{height:100%;display:flex;align-items:center;justify-content:center;font-size:36px}
.cat-feat-body{padding:20px 22px}
.cat-feat-meta{display:flex;align-items:center;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.cat-feat-title{font-family:var(--font-h);font-size:17px;font-weight:700;color:var(--ink);line-height:1.4;margin-bottom:8px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.cat-feat-exc{font-size:13px;color:var(--ink2);line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

.cat-list-col{background:var(--card);display:flex;flex-direction:column}
.cat-list-item{display:flex;gap:14px;padding:16px 18px;border-bottom:1px solid var(--line);cursor:pointer;transition:background .15s;flex:1;align-items:flex-start}
.cat-list-item:last-child{border-bottom:none}
.cat-list-item:hover{background:var(--sand2)}
.cat-list-thumb{width:80px;height:60px;flex-shrink:0;border-radius:7px;overflow:hidden;background:var(--sand2)}
.cat-list-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.cat-list-item:hover .cat-list-thumb img{transform:scale(1.06)}
.cat-list-thumb-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:20px}
.cat-list-body{flex:1;min-width:0}
.cat-list-title{font-family:var(--font-h);font-size:14px;font-weight:700;color:var(--ink);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:5px}
.cat-list-meta{display:flex;align-items:center;gap:6px;flex-wrap:wrap}

/* ── Badge ── */
.badge{display:inline-block;padding:2px 9px;border-radius:20px;font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.07em;color:#fff;background:var(--coral)}
.badge.pol{background:#7C3AED}
.badge.biz{background:#0891B2}
.badge.tec{background:#059669}
.badge.sci{background:#D97706}
.badge.hea{background:#DB2777}

.src-tag{font-size:11px;color:var(--ink3);font-weight:500}
.age-tag{font-size:11px;color:var(--ink3)}

/* ── Single article ── */
.art-wrap{max-width:740px;margin:0 auto;padding:0 24px 64px}
.breadcrumb{font-size:12px;color:var(--ink3);padding:20px 0 0;display:flex;gap:5px;flex-wrap:wrap}
.breadcrumb a{color:var(--ink3)}
.breadcrumb a:hover{color:var(--coral)}

.art-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:16px 0 12px}
.art-time{font-size:12px;color:var(--ink3)}
.art-src-nm{font-size:11px;font-weight:600;color:var(--ink3);text-transform:uppercase;letter-spacing:.05em}

.art-h1{font-family:var(--font-h);font-size:clamp(24px,3vw,38px);font-weight:800;line-height:1.2;letter-spacing:-.02em;margin-bottom:10px;color:var(--ink)}
.art-en{font-size:13px;color:var(--ink3);font-style:italic;margin-bottom:14px}
.art-stats{display:flex;align-items:center;gap:16px;font-size:12px;color:var(--ink3);padding:10px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line);margin-bottom:28px;flex-wrap:wrap}
.art-src-link{margin-left:auto;display:flex;align-items:center;gap:4px;font-size:12px;font-weight:600;color:var(--coral)}

.art-hero{border-radius:var(--r);overflow:hidden;margin-bottom:28px}
.art-hero img{width:100%;max-height:420px;object-fit:cover}
.art-hero figcaption{font-size:11px;color:var(--ink3);text-align:center;padding:6px 10px;background:var(--sand2)}

/* Article body */
.art-body{font-size:17px;line-height:1.85;color:var(--ink2)}
.art-body p{margin-bottom:20px}
.art-body p:last-child{margin-bottom:0}
.art-lead{font-size:19px!important;color:var(--ink)!important;font-weight:400;border-left:3px solid var(--coral);padding-left:18px;line-height:1.75!important;margin-bottom:24px!important}
.art-body h2{font-family:var(--font-h);font-size:21px;font-weight:700;color:var(--ink);margin:32px 0 14px;padding-top:16px;border-top:1px solid var(--line)}

.key-box{background:var(--sand2);border:1px solid var(--line);border-radius:var(--r);padding:18px 22px;margin:28px 0}
.key-box h3{font-family:var(--font-h);font-size:15px;font-weight:700;color:var(--ink);margin-bottom:12px}
.key-box ul{list-style:none;display:flex;flex-direction:column;gap:7px}
.key-box li{font-size:13px;color:var(--ink2);display:flex;align-items:flex-start;gap:8px;line-height:1.55}
.key-box li::before{content:'▸';color:var(--coral);font-size:11px;flex-shrink:0;margin-top:3px}

.src-footer{margin-top:36px;padding-top:28px;border-top:2px solid var(--line)}
.src-card{display:flex;align-items:center;gap:14px;padding:16px 18px;background:var(--sand2);border:1px solid var(--line);border-radius:var(--r)}
.src-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--ink3);margin-bottom:3px}
.src-link{font-size:15px;font-weight:600;color:var(--coral);display:flex;align-items:center;gap:5px}

/* Related */
.related-sec{margin-top:44px}
.related-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:18px}
.rel-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;cursor:pointer;transition:box-shadow .15s,transform .15s,border-color .15s}
.rel-card:hover{box-shadow:0 4px 16px rgba(28,25,23,.09);transform:translateY(-2px);border-color:#F0C9B5}
.rel-img{height:120px;overflow:hidden;background:var(--sand2)}
.rel-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.rel-card:hover .rel-img img{transform:scale(1.05)}
.rel-body{padding:12px}
.rel-title{font-family:var(--font-h);font-size:13px;font-weight:700;color:var(--ink);line-height:1.4;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ── Comments ── */
.comments-sec{margin-top:48px;padding-top:36px;border-top:2px solid var(--line)}
.sec-head-line{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px;padding-bottom:12px;border-bottom:2px solid var(--line);position:relative}
.sec-head-line::after{content:'';position:absolute;bottom:-2px;left:0;width:36px;height:2px;background:var(--coral)}
.sec-head-title{font-family:var(--font-h);font-size:18px;font-weight:800}

.comment-list{list-style:none;display:flex;flex-direction:column;gap:12px;margin-bottom:32px}
.comment-card{display:flex;gap:12px;padding:16px 18px;background:var(--card);border:1px solid var(--line);border-radius:var(--r)}
.comment-card:hover{border-color:#F0C9B5}
.avatar-img{width:36px!important;height:36px!important;border-radius:50%!important;border:1.5px solid var(--line)!important;flex-shrink:0}
.comment-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:7px}
.comment-name{font-size:13px;font-weight:600;color:var(--ink)}
.author-tag{font-size:9px;font-weight:700;background:#F0C9B5;color:var(--coral2);padding:1px 6px;border-radius:20px;text-transform:uppercase}
.comment-age{font-size:11px;color:var(--ink3)}
.comment-reply-btn{margin-left:auto;font-size:11px;color:var(--ink3);border:1px solid var(--line);padding:2px 9px;border-radius:5px;transition:all .15s;cursor:pointer}
.comment-reply-btn:hover,.comment-reply-link a:hover{border-color:var(--coral)!important;color:var(--coral)!important}
.comment-reply-link a{font-size:11px;color:var(--ink3);border:1px solid var(--line);padding:2px 9px;border-radius:5px;transition:all .15s}
.comment-text{font-size:14px;color:var(--ink2);line-height:1.65}
.comment-text p{margin-bottom:6px}
.comment-text p:last-child{margin:0}
.comment-list .children{list-style:none;padding:0;margin:10px 0 0 48px;display:flex;flex-direction:column;gap:10px}

#respond{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:26px 28px;margin-top:28px}
#respond h3#reply-title{font-family:var(--font-h);font-size:17px;font-weight:700;color:var(--ink);margin:0 0 6px}
#respond h3 small,#respond h3 small a{font-size:13px;font-weight:400;color:var(--coral)}
.comment-notes{font-size:12px;color:var(--ink3);margin-bottom:18px}
.comment-form{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.comment-form-author,.comment-form-email{margin:0}
.comment-form-comment,.form-submit{grid-column:1/-1;margin:0}
.comment-form-url,.comment-form-cookies-consent{display:none}
#respond label{display:block;font-size:12px;font-weight:600;color:var(--ink2);margin-bottom:5px}
.required{color:var(--coral)}
#respond input[type=text],#respond input[type=email],#respond textarea{
  width:100%;padding:9px 13px;border:1.5px solid var(--line);border-radius:7px;
  background:var(--sand);color:var(--ink);font-family:var(--font-b);font-size:14px;
  resize:vertical;transition:border-color .15s,box-shadow .15s;
}
#respond input:focus,#respond textarea:focus{outline:none;border-color:var(--coral);box-shadow:0 0 0 3px rgba(217,119,87,.12)}
#respond textarea{min-height:100px}
#submit{padding:10px 26px;background:linear-gradient(135deg,var(--coral),var(--coral2));color:#fff;border:none;border-radius:7px;font-family:var(--font-b);font-size:14px;font-weight:700;cursor:pointer;box-shadow:0 2px 8px rgba(217,119,87,.3);transition:transform .15s,box-shadow .15s}
#submit:hover{transform:translateY(-1px);box-shadow:0 4px 14px rgba(217,119,87,.4)}

/* ── Archive ── */
.archive-head{padding:28px 0 20px;border-bottom:1px solid var(--line);margin-bottom:28px}
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.a-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;cursor:pointer;transition:box-shadow .15s,transform .15s,border-color .15s;display:flex;flex-direction:column}
.a-card:hover{box-shadow:0 4px 16px rgba(28,25,23,.09);transform:translateY(-2px);border-color:#F0C9B5}
.a-card-img{height:160px;overflow:hidden;background:var(--sand2)}
.a-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.a-card:hover .a-card-img img{transform:scale(1.05)}
.a-card-ph{width:100%;height:100%;display:flex;align-items:center;justify-content:center;font-size:30px}
.a-card-body{padding:14px 16px;flex:1;display:flex;flex-direction:column}
.a-card-meta{display:flex;align-items:center;gap:7px;margin-bottom:8px;flex-wrap:wrap}
.a-card-title{font-family:var(--font-h);font-size:14px;font-weight:700;color:var(--ink);line-height:1.4;flex:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}

/* ── Footer ── */
.site-footer{background:var(--ink);color:rgba(255,255,255,.45);padding:28px 0;margin-top:auto}
.foot-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.foot-logo{display:flex;align-items:center;gap:9px}
.foot-logo-name{font-family:var(--font-h);font-size:16px;font-weight:800;color:rgba(255,255,255,.85)}
.foot-copy{font-size:12px}
.foot-copy a{color:rgba(255,255,255,.4)}
.foot-copy a:hover{color:var(--coral)}
.foot-right{display:flex;align-items:center;gap:20px}
.foot-right a{font-size:12px;color:rgba(255,255,255,.4);transition:color .15s}
.foot-right a:hover{color:var(--coral)}

/* ── Search ── */
.search-head{padding:24px 0 16px;border-bottom:1px solid var(--line);margin-bottom:24px}
.search-result-list{display:flex;flex-direction:column;gap:12px}
.s-result{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;cursor:pointer;transition:box-shadow .15s,border-color .15s}
.s-result:hover{box-shadow:0 3px 12px rgba(28,25,23,.08);border-color:#F0C9B5}
.s-result-img{width:160px;flex-shrink:0;overflow:hidden;background:var(--sand2)}
.s-result-img img{width:100%;height:100%;object-fit:cover}
.s-result-body{padding:14px 16px 14px 0;flex:1}
.s-result-meta{display:flex;gap:8px;margin-bottom:8px;flex-wrap:wrap}
.s-result-title{font-family:var(--font-h);font-size:16px;font-weight:700;color:var(--ink);line-height:1.4;margin-bottom:6px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.s-result-exc{font-size:13px;color:var(--ink2);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ── 404 ── */
.not-found{text-align:center;padding:80px 24px}
.not-found h1{font-family:var(--font-h);font-size:96px;font-weight:900;color:var(--line);line-height:1}
.not-found h2{font-family:var(--font-h);font-size:22px;color:var(--ink2);margin:16px 0 8px}
.btn-home{display:inline-block;padding:10px 24px;background:var(--coral);color:#fff;border-radius:7px;font-weight:700;margin-top:20px;transition:background .15s}
.btn-home:hover{background:var(--coral2);color:#fff}

/* ── Pagination ── */
.pagination{margin:32px 0;display:flex;justify-content:center}
.pagination .page-numbers{display:inline-flex;gap:6px;list-style:none}
.page-numbers a,.page-numbers span{padding:6px 14px;border:1px solid var(--line);border-radius:7px;font-size:13px;color:var(--ink2);transition:all .15s}
.page-numbers a:hover{border-color:var(--coral);color:var(--coral)}
.page-numbers .current{background:var(--coral);border-color:var(--coral);color:#fff!important}

/* ── Progress bar ── */
.read-bar{position:fixed;top:0;left:0;height:2px;background:var(--coral);width:0;z-index:200;pointer-events:none;transition:width .1s linear}

/* ── Responsive ── */
@media(max-width:900px){
  .hero-lead{grid-template-columns:1fr}
  .hero-row{grid-template-columns:1fr 1fr}
  .cat-grid{grid-template-columns:1fr}
  .related-grid{grid-template-columns:1fr 1fr}
  .cards-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .wrap{padding:0 16px}
  .hero-row{grid-template-columns:1fr}
  .related-grid,.cards-grid{grid-template-columns:1fr}
  .comment-form{grid-template-columns:1fr}
  .s-result-img{width:100px}
  .site-nav{display:none}
  .s-form{display:none}
}
@media print{.site-header,.site-footer{display:none}}
@media(prefers-reduced-motion:reduce){*{animation-duration:.01ms!important;transition-duration:.01ms!important}}

/* ═══════════════════════════════════
   KEY-POINTS CONTENT STYLES (v3)
   ═══════════════════════════════════ */
.kp-summary {
  background: var(--sand2);
  border-radius: var(--r);
  padding: 20px 24px;
  margin-bottom: 20px;
  border-left: 3px solid var(--coral);
}
.kp-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink2);
  margin: 0;
}

/* ═══════════════════════════════════
   MOBILE NAV (hamburger)
   ═══════════════════════════════════ */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
  border: none;
  background: none;
  cursor: pointer;
  padding: 6px;
  border-radius: 7px;
  flex-shrink: 0;
  color: var(--ink2);
  transition: background .15s;
}
.nav-toggle:hover { background: var(--sand2); }
.nav-toggle span {
  display: block;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform .2s, opacity .2s, width .2s;
}
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; width: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Mobile drawer */
.mobile-nav {
  display: none;
  position: fixed;
  inset: 58px 0 0 0;
  background: var(--sand);
  z-index: 99;
  padding: 20px 24px;
  overflow-y: auto;
  border-top: 1px solid var(--line);
  flex-direction: column;
  gap: 4px;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink2);
  border: 1px solid transparent;
  transition: all .15s;
}
.mobile-nav a:hover, .mobile-nav a.on {
  background: var(--sand2);
  border-color: var(--line);
  color: var(--ink);
}
.mobile-nav a.on { color: var(--coral2); font-weight: 700; }

/* Mobile search in drawer */
.mobile-search {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--sand2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 14px;
  margin-bottom: 8px;
}
.mobile-search input {
  border: none; background: none; outline: none;
  font: inherit; font-size: 15px; color: var(--ink); flex: 1;
}
.mobile-search input::placeholder { color: var(--ink3); }

@media (max-width: 640px) {
  /* Show hamburger, hide desktop nav + search */
  .nav-toggle { display: flex; }
  .site-nav   { display: none !important; }
  .s-form     { display: none !important; }

  /* Article page tweaks */
  .art-wrap { padding: 0 16px 48px; }
  .art-h1   { font-size: 24px; }
  .art-hero img { max-height: 240px; }
  .related-grid { grid-template-columns: 1fr; }
  .comment-form { grid-template-columns: 1fr; }

  /* Hero tweaks */
  .hero-lead { grid-template-columns: 1fr; }
  .hero-big  { min-height: 300px; }
  .hero-row  { grid-template-columns: 1fr; }
  .hcard     { min-height: 180px; }

  /* Category grid: stack on mobile */
  .cat-grid  { grid-template-columns: 1fr; }
  .cat-feat-img { height: 180px; }

  /* Footer single-column */
  .foot-inner { flex-direction: column; gap: 12px; text-align: center; }
  .foot-right { justify-content: center; }
}

@media (max-width: 900px) {
  .hero-big { min-height: 360px; }
  .hero-body { padding: 20px; }
  .hero-h   { font-size: 20px; }
}