/* =========================================================
   HAZIMI - SINGLE POST + SEO ARTICLE SYSTEM
   Refactor cho hazimi-modern-v2.
   Toan bo component bai SEO duoc scope trong .hz-seo-article
   de khong xung dot voi homepage / WooCommerce.
========================================================= */

.hz-single-post{background:#fff}
.hz-post-header,.hz-post-content{width:100%;max-width:var(--hz-reading-width,900px);margin-inline:auto}
.hz-post-header{padding-top:42px}
.hz-post-title{margin:0 0 24px;color:#222;font-family:var(--hz-font-body,"Quicksand",sans-serif);font-size:38px;font-weight:700;line-height:1.25;letter-spacing:-.02em}
.hz-post-content{padding-bottom:56px;background:transparent}

.hz-seo-article{
  --hz-red:#d71920;--hz-red-dark:#b51218;--hz-red-soft:#fff1f2;
  --hz-ink:#1f2937;--hz-muted:#5f6b7a;--hz-line:#e7eaf0;--hz-soft:#f7f8fa;
  --hz-white:#fff;--hz-green:#198754;--hz-green-soft:#edf9f3;
  --hz-amber:#a15c00;--hz-amber-soft:#fff8e8;
  width:100%;max-width:100%;margin:0 auto;background:transparent;color:var(--hz-ink);
  font-family:var(--hz-font-body,"Quicksand",sans-serif);font-size:16px;line-height:1.75
}
.hz-seo-article*,.hz-seo-article*::before,.hz-seo-article*::after{box-sizing:border-box}
.hz-seo-article p{margin:0 0 16px}
.hz-seo-article a{color:var(--hz-red-dark);font-weight:600;text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:3px}
.hz-seo-article a:hover{color:var(--hz-red)}
.hz-seo-article h2,.hz-seo-article h3{color:#18202b;line-height:1.35;scroll-margin-top:90px}
.hz-seo-article h2{position:relative;margin:42px 0 18px;padding-left:17px;font-size:clamp(24px,3.2vw,31px);font-weight:700;letter-spacing:-.02em}
.hz-seo-article h2::before{content:"";position:absolute;top:4px;bottom:4px;left:0;width:5px;border-radius:8px;background:linear-gradient(180deg,var(--hz-red),#ff6b70)}
.hz-seo-article h3{margin:25px 0 10px;font-size:19px;font-weight:700}
.hz-seo-article h4{margin:24px 0 10px;color:#303946;font-size:17px;font-weight:700;line-height:1.4}
.hz-seo-article ul,.hz-seo-article ol{margin:0 0 18px;padding-left:22px}
.hz-seo-article ul{list-style:disc}.hz-seo-article ol{list-style:decimal}.hz-seo-article li{margin-bottom:8px}
.hz-seo-article img{max-width:100%;height:auto}

/* Hero bai viet - KHONG dung rule .hz-hero global */
.hz-seo-article .hz-hero{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(260px,.85fr);gap:26px;align-items:center;min-height:0;margin:6px 0 28px;padding:clamp(22px,4vw,38px);overflow:hidden;border:1px solid #f0d7d9;border-radius:20px;color:var(--hz-ink);background:radial-gradient(circle at 93% 12%,rgba(215,25,32,.12),transparent 29%),linear-gradient(135deg,#fff 0%,#fff8f8 100%);box-shadow:0 16px 45px rgba(28,36,48,.08)}
.hz-seo-article .hz-kicker{display:inline-flex;align-items:center;gap:8px;margin-bottom:14px;padding:7px 12px;border:1px solid #f0c9cb;border-radius:999px;color:var(--hz-red-dark);background:rgba(255,255,255,.86);font-size:15px;font-weight:700;letter-spacing:.03em;text-transform:uppercase}
.hz-seo-article .hz-kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--hz-red);box-shadow:0 0 0 4px rgba(215,25,32,.12)}
.hz-seo-article .hz-lead{margin-bottom:14px;color:#273140;font-size:clamp(18px,2.3vw,22px);line-height:1.62;font-weight:500}
.hz-seo-article .hz-hero-copy>p:not(.hz-lead){color:var(--hz-muted)}
.hz-seo-article .hz-tags{display:flex;flex-wrap:wrap;gap:8px;margin:20px 0 22px}
.hz-seo-article .hz-tag{display:inline-block;padding:7px 11px;border-radius:9px;color:#4b5563;background:var(--hz-white);box-shadow:inset 0 0 0 1px var(--hz-line);font-size:15px;font-weight:600}
.hz-seo-article .hz-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:11px 18px;border-radius:11px;color:#fff!important;background:linear-gradient(135deg,var(--hz-red),var(--hz-red-dark));box-shadow:0 9px 22px rgba(215,25,32,.22);font-size:15px;font-weight:700!important;text-decoration:none!important;transition:transform .2s ease,box-shadow .2s ease}
.hz-seo-article .hz-btn:hover{color:#fff!important;transform:translateY(-1px);box-shadow:0 12px 26px rgba(215,25,32,.28)}
.hz-seo-article .hz-hero-media{position:relative;margin:0}
.hz-seo-article .hz-hero-media::before{content:"";position:absolute;inset:10% -8% -8% 16%;z-index:0;border-radius:50%;background:rgba(215,25,32,.09);filter:blur(3px)}
.hz-seo-article .hz-hero-media img{position:relative;z-index:1;display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;border-radius:16px;background:#fff}

.hz-seo-article .hz-quick-summary{display:grid;grid-template-columns:165px 1fr;gap:18px;align-items:center;margin:26px 0;padding:20px 22px;border:1px solid #f0d3d5;border-left:5px solid var(--hz-red);border-radius:14px;background:linear-gradient(100deg,var(--hz-red-soft),#fff 62%)}
.hz-seo-article .hz-quick-title{color:var(--hz-red-dark);font-size:16px;font-weight:700;letter-spacing:.02em;text-transform:uppercase}
.hz-seo-article .hz-quick-summary p{margin:0}

.hz-seo-article .hz-toc{margin:28px 0 36px;padding:22px clamp(18px,3vw,28px);border:1px solid var(--hz-line);border-radius:16px;background:var(--hz-soft)}
.hz-seo-article .hz-toc-title{display:flex;align-items:center;gap:10px;margin:0 0 14px!important;color:#1d2632;font-size:18px;font-weight:700}
.hz-seo-article .hz-toc-title::before{content:"";width:24px;height:3px;border-radius:9px;background:var(--hz-red);box-shadow:0 7px 0 #f1a4a7,0 -7px 0 #f1a4a7}
.hz-seo-article .hz-toc ol{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:7px 28px;margin:0;padding-left:22px}
.hz-seo-article .hz-toc li{margin:0;color:#4b5563}
.hz-seo-article .hz-toc a{color:#374151;font-weight:600;text-decoration:none}.hz-seo-article .hz-toc a:hover{color:var(--hz-red);text-decoration:underline}

.hz-seo-article .hz-table-wrap{width:100%;margin:18px 0 25px;overflow-x:auto;border:1px solid var(--hz-line);border-radius:14px;box-shadow:0 8px 26px rgba(31,41,55,.05)}
.hz-seo-article table{width:100%;min-width:600px;margin:0;border:0;border-collapse:collapse;background:#fff}
.hz-seo-article th,.hz-seo-article td{padding:13px 15px;border:0;border-bottom:1px solid var(--hz-line);text-align:left;vertical-align:top}
.hz-seo-article th{color:#fff;background:#29313c;font-size:16px;font-weight:700;letter-spacing:.01em}
.hz-seo-article tbody tr:nth-child(even){background:#fafbfc}.hz-seo-article tbody tr:last-child td{border-bottom:0}

.hz-seo-article .hz-grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin:20px 0 26px}
.hz-seo-article .hz-card{padding:21px 21px 17px;border:1px solid var(--hz-line);border-radius:15px;background:#fff}
.hz-seo-article .hz-card h3{margin-top:0}.hz-seo-article .hz-card ul{margin-bottom:0}
.hz-seo-article .hz-card--good{border-top:4px solid var(--hz-green);background:linear-gradient(180deg,var(--hz-green-soft),#fff 45%)}
.hz-seo-article .hz-card--good h3{color:#12663f}
.hz-seo-article .hz-card--consider{border-top:4px solid #e08a14;background:linear-gradient(180deg,var(--hz-amber-soft),#fff 45%)}
.hz-seo-article .hz-card--consider h3{color:var(--hz-amber)}

.hz-seo-article .hz-media-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:22px 0 28px}
.hz-seo-article .hz-figure{margin:0;overflow:hidden;border:1px solid var(--hz-line);border-radius:14px;background:#fff}
.hz-seo-article .hz-figure img{display:block;width:100%;height:auto;aspect-ratio:1/1;object-fit:contain;background:#fff}
.hz-seo-article .hz-figure figcaption{padding:10px 13px;border-top:1px solid var(--hz-line);color:var(--hz-muted);background:#fafafa;font-size:15px;line-height:1.45;text-align:center}

.hz-seo-article .hz-check-list,.hz-seo-article .hz-avoid-list{padding-left:0!important;list-style:none}
.hz-seo-article .hz-check-list li,.hz-seo-article .hz-avoid-list li{position:relative;padding-left:31px}
.hz-seo-article .hz-check-list li::before,.hz-seo-article .hz-avoid-list li::before{position:absolute;top:1px;left:0;display:inline-flex;width:22px;height:22px;align-items:center;justify-content:center;border-radius:50%;font-size:15px;font-weight:700;line-height:1}
.hz-seo-article .hz-check-list li::before{content:"✓";color:#fff;background:var(--hz-green)}
.hz-seo-article .hz-avoid-list li::before{content:"×";color:#fff;background:var(--hz-red)}

.hz-seo-article .hz-steps{display:grid;gap:14px;margin:20px 0 26px;padding-left:0!important;list-style:none!important;counter-reset:hz-step}
.hz-seo-article .hz-step{position:relative;min-height:78px;padding:17px 18px 15px 76px;border:1px solid var(--hz-line);border-radius:14px;background:#fff;list-style:none!important;counter-increment:hz-step}
.hz-seo-article .hz-step::before{content:counter(hz-step,decimal-leading-zero);position:absolute;top:17px;left:18px;display:flex;width:42px;height:42px;align-items:center;justify-content:center;border-radius:12px;color:#fff;background:linear-gradient(135deg,var(--hz-red),var(--hz-red-dark));box-shadow:0 7px 17px rgba(215,25,32,.2);font-size:16px;font-weight:700}
.hz-seo-article .hz-step::marker{content:"";font-size:0}.hz-seo-article .hz-step h3{margin:0 0 5px;font-size:18px}.hz-seo-article .hz-step p{margin:0}

.hz-seo-article .hz-note,.hz-seo-article .hz-warning{position:relative;margin:22px 0;padding:18px 20px 17px 54px;border-radius:13px}
.hz-seo-article .hz-note::before,.hz-seo-article .hz-warning::before{position:absolute;top:17px;left:18px;display:flex;width:25px;height:25px;align-items:center;justify-content:center;border-radius:50%;font-size:16px;font-weight:700}
.hz-seo-article .hz-note{border:1px solid #d6e7f7;background:#f1f8ff}.hz-seo-article .hz-note::before{content:"i";color:#fff;background:#2878bb}
.hz-seo-article .hz-warning{border:1px solid #f2d39b;background:var(--hz-amber-soft)}.hz-seo-article .hz-warning::before{content:"!";color:#fff;background:#d57a00}
.hz-seo-article .hz-note p:last-child,.hz-seo-article .hz-warning p:last-child{margin-bottom:0}
.hz-seo-article .hz-safety{margin:24px 0;padding:clamp(20px,3.5vw,30px);border:1px solid #efc8ca;border-radius:16px;background:linear-gradient(145deg,#fff5f5,#fff)}
.hz-seo-article .hz-safety h3{margin-top:0;color:var(--hz-red-dark)}

.hz-seo-article blockquote{margin:25px 0;padding:20px 25px;border-left:5px solid var(--hz-red);color:#555;background:#f8f8f8}

.hz-seo-article .hz-faq{display:grid;gap:10px;margin:20px 0 30px}
.hz-seo-article .hz-faq details{overflow:hidden;border:1px solid var(--hz-line);border-radius:12px;background:#fff}
.hz-seo-article .hz-faq details[open]{border-color:#efc9cb;box-shadow:0 8px 24px rgba(31,41,55,.06)}
.hz-seo-article .hz-faq summary{position:relative;padding:15px 50px 15px 17px;color:#26303d;font-weight:700;line-height:1.5;cursor:pointer;list-style:none}
.hz-seo-article .hz-faq summary::-webkit-details-marker{display:none}
.hz-seo-article .hz-faq summary::after{content:"+";position:absolute;top:50%;right:17px;display:flex;width:25px;height:25px;align-items:center;justify-content:center;border-radius:50%;color:var(--hz-red-dark);background:var(--hz-red-soft);font-size:19px;font-weight:600;transform:translateY(-50%)}
.hz-seo-article .hz-faq details[open] summary::after{content:"−"}
.hz-seo-article .hz-faq-answer{padding:0 17px 16px;color:#4b5563}.hz-seo-article .hz-faq-answer p{margin:0}

.hz-seo-article .hz-cta{position:relative;margin:34px 0 24px;padding:clamp(24px,4vw,38px);overflow:hidden;border-radius:18px;color:#fff;background:linear-gradient(135deg,#2a3039 0%,#1d2229 62%,#461619 100%)}
.hz-seo-article .hz-cta::after{content:"";position:absolute;right:-75px;bottom:-90px;width:230px;height:230px;border:45px solid rgba(215,25,32,.3);border-radius:50%}
.hz-seo-article .hz-cta>*{position:relative;z-index:1}
.hz-seo-article .hz-cta h2{margin:0 0 10px;padding-left:0;color:#fff;font-size:clamp(23px,3.2vw,31px)}.hz-seo-article .hz-cta h2::before{display:none}
.hz-seo-article .hz-cta p{max-width:680px;color:#e8eaed}
.hz-seo-article .hz-cta-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:19px}
.hz-seo-article .hz-btn--light{color:#212832!important;background:#fff;box-shadow:none}.hz-seo-article .hz-btn--light:hover{color:var(--hz-red-dark)!important}
.hz-seo-article .hz-btn--outline{border:1px solid rgba(255,255,255,.48);color:#fff!important;background:transparent;box-shadow:none}

.hz-seo-article .hz-sources{margin-top:25px;padding:18px 20px;border-top:1px solid var(--hz-line);color:var(--hz-muted);background:#fafafa;font-size:16px}.hz-seo-article .hz-sources p:last-child{margin-bottom:0}

/* Backward-compatible aliases tu he CSS bai viet cu */
.hz-seo-article .hz-highlight-box{margin:25px 0;padding:22px 25px;border:1px solid #ffd6d6;border-left:5px solid var(--hz-red);border-radius:8px;background:#fff7f7}.hz-seo-article .hz-highlight-box strong{color:var(--hz-red)}
.hz-seo-article .hz-info-box{margin:25px 0;padding:22px 25px;border:1px solid #ffe9a6;border-radius:10px;background:#fffbea}.hz-seo-article .hz-info-box strong{color:#b57900}
.hz-seo-article .hz-product-box{margin:30px 0;padding:25px;border:1px solid #eee;border-radius:12px;background:#fff;box-shadow:0 5px 20px rgba(0,0,0,.06)}
.hz-seo-article .hz-seo-divider{width:100%;height:1px;margin:40px 0;background:#eee}
.hz-seo-article .hz-image-caption{margin-top:-15px;margin-bottom:25px;color:#777;font-size:16px;font-style:italic;text-align:center}
.hz-seo-article .hz-video-wrap{width:100%;margin:28px 0;aspect-ratio:16/9}.hz-seo-article .hz-video-wrap iframe,.hz-seo-article .hz-video-wrap video{width:100%;height:100%;border:0;border-radius:10px}

@media(max-width:767px){
  .hz-post-header{padding-top:28px}.hz-post-title{font-size:28px}.hz-post-content{padding-bottom:42px}
  .hz-seo-article{font-size:15.5px;line-height:1.72}
  .hz-seo-article .hz-hero{grid-template-columns:1fr;padding:20px;border-radius:15px}
  .hz-seo-article .hz-hero-media{order:-1;max-width:390px;margin:0 auto}
  .hz-seo-article .hz-quick-summary{grid-template-columns:1fr;gap:7px}
  .hz-seo-article .hz-toc ol,.hz-seo-article .hz-grid-2,.hz-seo-article .hz-media-grid{grid-template-columns:1fr}
  .hz-seo-article h2{margin-top:34px;font-size:24px}
  .hz-seo-article .hz-step{padding-left:69px}.hz-seo-article .hz-step::before{left:15px}
  .hz-seo-article .hz-cta-actions{flex-direction:column}.hz-seo-article .hz-cta-actions .hz-btn{width:100%}
  .hz-seo-article .hz-table-wrap{margin-inline:0}.hz-seo-article table{min-width:600px}
  .hz-seo-article .hz-highlight-box,.hz-seo-article .hz-info-box,.hz-seo-article .hz-product-box{padding:18px}
}

@media(prefers-reduced-motion:reduce){.hz-seo-article *{scroll-behavior:auto!important;transition:none!important}}