/* =========================================================================
   NGÔI NHÀ SỨC KHỎE — main.css
   Signature: mô-típ "mái nhà" (roofline) lặp lại xuyên suốt làm ranh giới
   section, đỉnh thẻ, marker — gắn với logo ngôi nhà + trái tim.
   ========================================================================= */

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--nhsk-font-body);
	color: var(--nhsk-ink-900);
	background: var(--nhsk-cream-50);
	font-size: 16px;
	line-height: 1.65;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--nhsk-green-700); text-decoration: none; }
h1, h2, h3, h4 {
	font-family: var(--nhsk-font-display);
	color: var(--nhsk-green-900);
	line-height: 1.2;
	margin: 0 0 .5em;
	font-weight: 700;
}
.screen-reader-text { position:absolute !important; clip:rect(1px,1px,1px,1px); overflow:hidden; height:1px; width:1px; }
.nhsk-skip-link{position:absolute;left:-9999px;top:0;background:var(--nhsk-green-900);color:#fff;padding:12px 20px;z-index:9999;border-radius:0 0 8px 0;}
.nhsk-skip-link:focus{left:0;}
:focus-visible{ outline:3px solid var(--nhsk-orange-500); outline-offset:2px; }

.nhsk-container { max-width: var(--nhsk-container); margin: 0 auto; padding: 0 24px; }

/* ---------- Buttons ---------- */
.nhsk-btn {
	display: inline-flex; align-items: center; justify-content: center; gap: 8px;
	font-family: var(--nhsk-font-display); font-weight: 600; font-size: .95rem;
	padding: 12px 22px; border-radius: 999px; border: 2px solid transparent;
	cursor: pointer; transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.nhsk-btn--primary { background: var(--nhsk-orange-500); color: #fff; }
.nhsk-btn--primary:hover { background: var(--nhsk-orange-600); transform: translateY(-2px); }
.nhsk-btn--ghost { border-color: var(--nhsk-green-700); color: var(--nhsk-green-700); background: transparent; }
.nhsk-btn--ghost:hover { background: var(--nhsk-green-100); }
.nhsk-btn--ghost-light { border-color: rgba(255,255,255,.6); color: #fff; }
.nhsk-btn--ghost-light:hover { background: rgba(255,255,255,.12); }
.nhsk-btn--light { background: #fff; color: var(--nhsk-green-800, var(--nhsk-green-700)); }
.nhsk-btn--light:hover { transform: translateY(-2px); }
.nhsk-btn--lg { padding: 15px 30px; font-size: 1.05rem; }
.nhsk-btn--sm { padding: 8px 16px; font-size: .85rem; margin-top: 10px; }
.nhsk-btn--block { display:flex; width: 100%; margin-top: 10px; }

/* ---------- Icon nhà + tim ---------- */
.nhsk-icon-house { width: 1.4em; height: 1.4em; color: var(--nhsk-green-700); flex-shrink: 0; }
.nhsk-icon-house--sm { width: 1.1em; height: 1.1em; }
.nhsk-icon-house--lg { width: 64px; height: 64px; margin: 0 auto 16px; }

/* ---------- Topbar ---------- */
.nhsk-topbar { background: var(--nhsk-green-900); color: #fff; font-size: .85rem; }
.nhsk-topbar__inner { display: flex; align-items: center; justify-content: space-between; padding: 8px 24px; }
.nhsk-topbar__tagline { display: flex; align-items: center; gap: 6px; margin: 0; color: var(--nhsk-gold-400); font-weight: 600; }
.nhsk-topbar__tagline .nhsk-icon-house { color: var(--nhsk-gold-400); }
.nhsk-topbar__contact a { color: #fff; display: flex; align-items: center; gap: 6px; }

/* ---------- Header ---------- */
.nhsk-header { background: #fff; box-shadow: 0 2px 12px rgba(18,61,36,.08); position: sticky; top: 0; z-index: 100; }
.nhsk-header__inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; gap: 24px; }
.nhsk-header__brand-text { font-family: var(--nhsk-font-display); font-size: 1.4rem; color: var(--nhsk-green-700); font-weight: 800; }
.nhsk-nav__list { list-style: none; display: flex; gap: 28px; margin: 0; padding: 0; }
.nhsk-nav__list a { color: var(--nhsk-ink-900); font-weight: 600; font-size: .95rem; padding: 8px 0; position: relative; }
.nhsk-nav__list a::after {
	content: ""; position: absolute; left: 0; bottom: -2px; width: 0; height: 3px;
	background: var(--nhsk-orange-500); border-radius: 2px; transition: width .2s ease;
}
.nhsk-nav__list a:hover::after, .nhsk-nav__list .current-menu-item > a::after { width: 100%; }
.nhsk-header__cta { display: flex; align-items: center; gap: 14px; }
.nhsk-menu-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nhsk-menu-toggle span { width: 24px; height: 2px; background: var(--nhsk-green-900); }

/* ---------- Roofline divider (signature) ---------- */
.nhsk-roofline { line-height: 0; }
.nhsk-roofline svg { width: 100%; height: 40px; display: block; }

/* ---------- Hero ---------- */
.nhsk-hero { background: linear-gradient(160deg, var(--nhsk-green-700), var(--nhsk-green-900)); color: #fff; padding: 72px 0 0; overflow: hidden; }
.nhsk-hero__inner { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; padding-bottom: 56px; }
.nhsk-eyebrow { display: flex; align-items: center; gap: 8px; font-family: var(--nhsk-font-display); font-weight: 700; color: var(--nhsk-gold-400); text-transform: uppercase; font-size: .8rem; letter-spacing: .08em; margin-bottom: 14px; }
.nhsk-hero__title { font-size: clamp(2rem, 4vw, 3.1rem); color: #fff; margin-bottom: 18px; }
.nhsk-hero__desc { font-size: 1.05rem; color: rgba(255,255,255,.85); max-width: 52ch; margin-bottom: 28px; }
.nhsk-hero__actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 40px; }
.nhsk-hero__stats { display: flex; gap: 36px; flex-wrap: wrap; }
.nhsk-hero__stats strong { font-family: var(--nhsk-font-display); font-size: 1.7rem; display: block; color: var(--nhsk-gold-400); }
.nhsk-hero__stats span { font-size: .85rem; color: rgba(255,255,255,.75); }
.nhsk-hero__visual { position: relative; height: 320px; }
.nhsk-hero__house { position: absolute; color: rgba(255,255,255,.14); }
.nhsk-hero__house--1 { width: 220px; height: 220px; top: 10px; right: 10px; }
.nhsk-hero__house--2 { width: 140px; height: 140px; top: 120px; right: 210px; color: rgba(255,200,81,.18); }
.nhsk-hero__house--3 { width: 100px; height: 100px; top: 230px; right: 30px; color: rgba(244,130,34,.22); }

/* ---------- Section chung ---------- */
.nhsk-section { padding: 72px 0; }
.nhsk-section--tint { background: var(--nhsk-green-100); }
.nhsk-section__title { font-size: clamp(1.6rem, 3vw, 2.2rem); }
.nhsk-section__desc { color: var(--nhsk-ink-600); max-width: 60ch; margin-bottom: 0; }
.nhsk-section__head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 36px; flex-wrap: wrap; }
.nhsk-link-arrow { font-weight: 700; white-space: nowrap; }

/* ---------- Vì sao chọn ---------- */
.nhsk-why__grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 40px; }
.nhsk-why__card { background: #fff; border-radius: 16px; padding: 28px 22px; box-shadow: var(--nhsk-shadow-card); }
.nhsk-why__icon { width: 48px; height: 48px; margin-bottom: 14px; }
.nhsk-why__card h3 { font-size: 1.1rem; margin-bottom: 8px; }
.nhsk-why__card p { color: var(--nhsk-ink-600); font-size: .92rem; margin: 0; }

/* ---------- Thẻ "ngôi nhà" — trung tâm ---------- */
.nhsk-house-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.nhsk-house-row--wrap { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }
.nhsk-house-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--nhsk-shadow-card); }
.nhsk-house-card__roof {
	background: var(--nhsk-green-700); color: #fff; padding: 26px; text-align: center;
	clip-path: polygon(0 0, 50% 100%, 100% 0, 100% 100%, 0 100%);
}
.nhsk-house-card__roof .nhsk-icon-house { width: 40px; height: 40px; margin: 0 auto; color: var(--nhsk-gold-400); }
.nhsk-house-card__body { padding: 20px 22px 26px; }
.nhsk-house-card__title { font-size: 1.15rem; margin-bottom: 10px; }
.nhsk-house-card__meta { display: flex; align-items: center; gap: 6px; font-size: .88rem; color: var(--nhsk-ink-600); margin: 4px 0; }
.nhsk-house-card__phone { display: block; font-weight: 700; color: var(--nhsk-orange-500); margin-top: 8px; }

/* ---------- Dịch vụ ---------- */
.nhsk-service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.nhsk-service-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--nhsk-shadow-card); }
.nhsk-service-card__thumb { display: block; aspect-ratio: 4/3; background: var(--nhsk-green-100); }
.nhsk-service-card__placeholder { display: flex; align-items: center; justify-content: center; height: 100%; }
.nhsk-service-card__placeholder .nhsk-icon-house { width: 44px; height: 44px; }
.nhsk-service-card__body { padding: 18px 20px 22px; }
.nhsk-service-card__body h3 { font-size: 1.02rem; margin-bottom: 6px; }
.nhsk-service-card__body p { font-size: .88rem; color: var(--nhsk-ink-600); margin: 0; }

/* ---------- Lớp học đào tạo huấn luyện viên ---------- */
.nhsk-class-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.nhsk-class-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--nhsk-shadow-card); }
.nhsk-class-card__thumb { position: relative; display: block; aspect-ratio: 4/3; background: var(--nhsk-green-700); }
.nhsk-class-card__placeholder { display: flex; align-items: center; justify-content: center; height: 100%; }
.nhsk-class-card__placeholder .nhsk-icon-house { width: 44px; height: 44px; color: var(--nhsk-gold-400); }
.nhsk-class-card__badge { position: absolute; top: 12px; right: 12px; background: var(--nhsk-orange-500); color: #fff; font-size: .72rem; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.nhsk-class-card__body { padding: 18px 20px 22px; }
.nhsk-class-card__format { font-size: .75rem; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--nhsk-orange-500); margin: 0 0 6px; }
.nhsk-class-card__body h3 { font-size: 1.02rem; margin-bottom: 6px; }
.nhsk-class-card__body p { font-size: .88rem; color: var(--nhsk-ink-600); margin: 0 0 10px; }

/* ---------- CTA ---------- */
.nhsk-cta { background: var(--nhsk-orange-500); color: #fff; text-align: center; padding: 64px 0; }
.nhsk-cta__inner { max-width: 640px; margin: 0 auto; }
.nhsk-cta .nhsk-icon-house { color: #fff; }
.nhsk-cta h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2rem); }
.nhsk-cta p { color: rgba(255,255,255,.9); margin-bottom: 26px; }
.nhsk-cta--inline { background: var(--nhsk-green-700); border-radius: 20px; padding: 40px 24px; margin-top: 48px; }
.nhsk-cta--inline h2 { font-size: 1.4rem; margin-bottom: 18px; }

/* ---------- Tin tức ---------- */
.nhsk-news__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.nhsk-news__grid--list { grid-template-columns: 1fr; }
.nhsk-news__grid--list .nhsk-news-card { display: grid; grid-template-columns: 260px 1fr; gap: 24px; }
.nhsk-news-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: var(--nhsk-shadow-card); }
.nhsk-news-card__thumb { display: block; aspect-ratio: 16/10; background: var(--nhsk-green-100); }
.nhsk-news-card__body { padding: 18px 20px 22px; }
.nhsk-news-card__body time { font-size: .78rem; color: var(--nhsk-orange-500); font-weight: 700; text-transform: uppercase; }
.nhsk-news-card__body h2, .nhsk-news-card__body h3 { font-size: 1.05rem; margin: 6px 0 8px; }
.nhsk-news-card__body p { color: var(--nhsk-ink-600); font-size: .9rem; margin: 0 0 10px; }

/* ---------- Footer ---------- */
.nhsk-footer { background: var(--nhsk-green-900); color: rgba(255,255,255,.8); padding-top: 0; }
.nhsk-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; padding: 40px 24px 50px; }
.nhsk-footer__brand-text { display:flex; align-items:center; gap:8px; color:#fff; font-family: var(--nhsk-font-display); font-size: 1.2rem; font-weight: 700; }
.nhsk-footer__tagline { font-size: .9rem; margin: 14px 0 18px; max-width: 34ch; }
.nhsk-footer__social { display: flex; align-items: center; gap: 16px; }
.nhsk-footer__social a { color: #fff; }
.nhsk-widget__title { color: #fff; font-size: 1rem; margin-bottom: 14px; }
.nhsk-footer__list { list-style: none; margin: 0; padding: 0; }
.nhsk-footer__list li { margin-bottom: 8px; }
.nhsk-footer__list a, .nhsk-footer a { color: rgba(255,255,255,.75); }
.nhsk-footer__list a:hover { color: var(--nhsk-gold-400); }
.nhsk-footer__bottom { border-top: 1px solid rgba(255,255,255,.12); }
.nhsk-footer__bottom-inner { display: flex; justify-content: space-between; padding: 18px 24px; font-size: .82rem; }
.nhsk-footer__made { color: var(--nhsk-gold-400); font-weight: 700; }

/* ---------- Trang chi tiết chung ---------- */
.nhsk-page__inner { max-width: 820px; margin: 0 auto; }
.nhsk-page__header h1 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.nhsk-page__thumb, .nhsk-single__thumb { border-radius: 18px; overflow: hidden; margin: 20px 0 32px; }
.nhsk-content { font-size: 1.02rem; }
.nhsk-content p { margin: 0 0 1.2em; }
.nhsk-content h2 { margin-top: 1.6em; }
.nhsk-content img { border-radius: 12px; }

.nhsk-blog-layout { display: grid; grid-template-columns: 2.2fr 1fr; gap: 40px; align-items: start; }
.nhsk-blog-sidebar .nhsk-widget { background: #fff; border-radius: 14px; padding: 20px; margin-bottom: 20px; box-shadow: var(--nhsk-shadow-card); }

.nhsk-single__header { margin-bottom: 8px; }
.nhsk-single__header h1 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); }
.nhsk-single__tags a { display: inline-block; background: var(--nhsk-green-100); color: var(--nhsk-green-700); padding: 4px 12px; border-radius: 999px; font-size: .82rem; margin: 4px 6px 0 0; }

/* ---------- Archive hero (trung tâm / dịch vụ) ---------- */
.nhsk-archive-hero, .nhsk-trungtam-hero { background: var(--nhsk-green-700); color: #fff; padding: 56px 0 0; text-align: left; }
.nhsk-archive-hero h1, .nhsk-trungtam-hero h1 { color: #fff; font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 8px; }

.nhsk-filter-bar { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 32px; }
.nhsk-filter-bar__item { padding: 8px 18px; border-radius: 999px; background: #fff; border: 2px solid var(--nhsk-green-100); font-weight: 600; font-size: .88rem; }
.nhsk-filter-bar__item.is-active, .nhsk-filter-bar__item:hover { background: var(--nhsk-green-700); color: #fff; border-color: var(--nhsk-green-700); }

.nhsk-trungtam-layout { display: grid; grid-template-columns: 1.8fr 1fr; gap: 40px; align-items: start; }
.nhsk-trungtam-map iframe { width: 100%; height: 320px; border: 0; border-radius: 16px; margin-top: 24px; }
.nhsk-info-box { background: #fff; border-radius: 16px; padding: 24px; box-shadow: var(--nhsk-shadow-card); position: sticky; top: 100px; }
.nhsk-info-box h3 { display: flex; align-items: center; gap: 8px; font-size: 1.05rem; }
.nhsk-info-box p { font-size: .92rem; margin: 6px 0; }

/* ---------- Empty / 404 ---------- */
.nhsk-empty-state { text-align: center; max-width: 480px; margin: 0 auto; padding: 40px 0; }
.nhsk-empty-state p { color: var(--nhsk-ink-600); margin-bottom: 22px; }
.nhsk-search-form { display: flex; gap: 8px; margin-bottom: 22px; }
.nhsk-search-form__field { flex: 1; padding: 12px 16px; border-radius: 999px; border: 2px solid var(--nhsk-green-100); font-size: .95rem; }
.nhsk-search-form__submit { background: var(--nhsk-green-700); color: #fff; border: 0; border-radius: 999px; width: 46px; cursor: pointer; }

/* ---------- Pagination ---------- */
.nhsk-pagination { margin-top: 40px; display: flex; justify-content: center; gap: 8px; }
.nhsk-pagination .page-numbers { display: inline-flex; align-items: center; justify-content: center; min-width: 40px; height: 40px; border-radius: 10px; background: #fff; color: var(--nhsk-green-700); font-weight: 700; box-shadow: var(--nhsk-shadow-card); }
.nhsk-pagination .page-numbers.current { background: var(--nhsk-green-700); color: #fff; }

/* =========================================================================
   RESPONSIVE
   ========================================================================= */
@media (max-width: 960px) {
	.nhsk-why__grid { grid-template-columns: repeat(2, 1fr); }
	.nhsk-house-row { grid-template-columns: repeat(2, 1fr); }
	.nhsk-service-grid { grid-template-columns: repeat(2, 1fr); }
	.nhsk-class-grid { grid-template-columns: repeat(2, 1fr); }
	.nhsk-news__grid { grid-template-columns: repeat(2, 1fr); }
	.nhsk-hero__inner { grid-template-columns: 1fr; }
	.nhsk-hero__visual { display: none; }
	.nhsk-blog-layout, .nhsk-trungtam-layout { grid-template-columns: 1fr; }
	.nhsk-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
	.nhsk-topbar__inner { font-size: .78rem; }
	.nhsk-nav { position: fixed; top: 0; right: -100%; width: 78%; max-width: 320px; height: 100vh; background: #fff; box-shadow: -8px 0 24px rgba(0,0,0,.12); padding: 90px 28px; transition: right .25s ease; z-index: 99; }
	.nhsk-nav.is-open { right: 0; }
	.nhsk-nav__list { flex-direction: column; gap: 20px; }
	.nhsk-menu-toggle { display: flex; }
	.nhsk-why__grid, .nhsk-house-row, .nhsk-service-grid, .nhsk-class-grid, .nhsk-news__grid { grid-template-columns: 1fr; }
	.nhsk-news__grid--list .nhsk-news-card { grid-template-columns: 1fr; }
	.nhsk-footer__grid { grid-template-columns: 1fr; }
	.nhsk-section { padding: 48px 0; }
	.nhsk-header__cta .nhsk-btn--primary { display: none; }
}