/* nh-bds search: trang chu, ket qua, 404, thanh bo loc. */
.nh-home { max-width: 1100px; margin: 0 auto; padding: 0 16px 40px; }
/* Trang chu vua 1 man: khoi tim giua, dai link + chan trang sat day. */
body.home { display: flex; flex-direction: column; min-height: 100vh; }
body.home .nh-home { width: 100%; flex: 1; display: flex; flex-direction: column; justify-content: center; padding-bottom: 12px; }
body.home .nh-home__hero { min-height: 0; padding: 12px 0 0; }
body.home .nh-home__h1 { margin: 8px 0 18px; }
body.home .nh-search__buttons { margin-top: 16px; }
body.home .nh-home > * { width: 100%; } /* Thieu thi hang chip nowrap (mobile) noi rong ca trang. */
body.home .nh-home__quick { margin: 16px auto 0; }
body.home .nh-foot { margin-top: 0; }
body.home .nh-foot__base { border-top: 0; padding-top: 0; }
.nh-home__links { background: var(--nh-page); }
.nh-home__browse { max-width: 1100px; margin: 0 auto; padding: 12px 16px 6px; font-size: var(--fs-sm); color: var(--nh-text-3); }
.nh-home__browse p { margin: 0 0 4px; line-height: 1.7; }
.nh-home__browse strong { color: var(--nh-text); margin-right: 6px; }
.nh-home__item { display: inline-block; margin-right: 12px; white-space: nowrap; }
.nh-home__hero { min-height: 50vh; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 40px 0 24px; }
.nh-home__h1 { font-size: var(--fs-base); color: var(--nh-text-2); margin: 14px 0 26px; max-width: 560px; }
.nh-search--home { width: 100%; max-width: 640px; }
.nh-search__box { display: flex; align-items: center; gap: 12px; height: 50px; border: 1px solid var(--nh-line); border-radius: var(--r-pill); padding: 0 20px; color: var(--nh-text-3); transition: box-shadow .2s; }
.nh-search__box:hover, .nh-search__box:focus-within { box-shadow: var(--sh-1); border-color: transparent; }
.nh-search__box input { flex: 1; border: 0; outline: 0; font: inherit; font-size: var(--fs-md); color: var(--nh-text); background: transparent; min-width: 0; }
.nh-search__buttons { display: flex; justify-content: center; gap: 12px; margin: 22px 0 0; }
.nh-search__buttons .nh-btn { min-height: 48px; padding: 0 26px; font-size: var(--fs-md); }
.nh-home__quick { display: flex; flex-wrap: wrap; justify-content: center; align-items: center; gap: 8px; margin: 8px auto 30px; max-width: 900px; }
.nh-home__quick-label { color: var(--nh-text-3); margin-right: 4px; }
.nh-chips--center, .nh-empty .nh-chips { align-items: center; }
.nh-chips--center { justify-content: center; margin-top: 16px; }
.nh-404 .nh-home__h1 { font-size: var(--fs-2xl); color: var(--nh-text); margin-bottom: 4px; }
.nh-tools { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin: 14px 0 0; }
.nh-search--home .nh-tools { justify-content: center; margin-top: 24px; }
.nh-pill { position: relative; display: inline-flex; align-items: center; height: 40px; border: 1px solid var(--nh-line); border-radius: var(--r-pill); background: var(--nh-bg); color: var(--nh-text); font-size: 14px; cursor: pointer; white-space: nowrap; }
.nh-pill:hover { background: var(--nh-surface); }
.nh-pill.is-on { background: var(--nh-primary-tint); border-color: var(--nh-primary-tint); color: var(--nh-on-tint); }
.nh-pill:focus-within, .nh-dd[open] > summary.nh-pill { box-shadow: 0 0 0 2px var(--nh-primary); }
.nh-pill--select select { appearance: none; -webkit-appearance: none; border: 0; background: transparent; color: inherit; font: inherit; height: 100%; padding: 0 30px 0 14px; cursor: pointer; max-width: 210px; text-overflow: ellipsis; outline: 0; field-sizing: content; } .nh-pill--select::after, summary.nh-pill::after { content: ""; position: absolute; right: 12px; top: calc(50% - 2px); border: 4px solid transparent; border-top: 5px solid currentColor; pointer-events: none; opacity: .7; }
summary.nh-pill { padding: 0 30px 0 14px; list-style: none; user-select: none; }
summary.nh-pill::-webkit-details-marker { display: none; }
.nh-dd { position: relative; }
.nh-dd__menu { position: absolute; z-index: 30; top: calc(100% + 6px); left: 0; min-width: 220px; max-height: 360px; overflow: auto; background: var(--nh-bg); border-radius: var(--r-md); box-shadow: var(--sh-2); padding: 8px 0; text-align: left; }
.nh-dd__menu a { display: flex; justify-content: space-between; gap: 16px; padding: 7px 16px; color: var(--nh-text); }
.nh-dd__menu a:hover { background: var(--nh-surface-2); text-decoration: none; }
.nh-dd__menu small { color: var(--nh-text-3); }
.nh-dd__head { display: none; grid-column: 1 / -1; justify-content: space-between; align-items: center; margin: 0; padding: 4px 16px 10px; font-weight: 700; font-size: var(--fs-md); }
.nh-dd__close { border: 0; background: none; font-size: 26px; line-height: 1; cursor: pointer; color: var(--nh-text-2); padding: 4px 8px; }
.nh-dd__menu--form { display: grid; gap: 10px; padding: 14px 16px; min-width: 240px; }
.nh-dd__actions { display: flex; gap: 8px; margin: 4px 0 0; }
.nh-dd__ranges { display: flex; flex-wrap: wrap; gap: 6px; margin: 0; max-width: 300px; }
.nh-dd__ranges .nh-chip { padding: 4px 12px; font: inherit; font-size: var(--fs-sm); cursor: pointer; }
.nh-dd__ranges .nh-chip:hover { background: var(--nh-surface-2); }
.nh-dd__ranges .nh-chip[aria-pressed="true"] { background: var(--nh-primary-tint); border-color: var(--nh-primary); color: var(--nh-on-tint); }
.nh-dd__actions .nh-btn { flex: 1; }
.nh-f { display: flex; flex-direction: column; gap: 4px; font-size: var(--fs-sm); color: var(--nh-text-3); }
.nh-f select { font: inherit; font-size: var(--fs-md); color: var(--nh-text); height: 44px; border: 1px solid var(--nh-field); border-radius: var(--r-sm); padding: 0 8px; background: var(--nh-bg); }
.nh-f--checks { border: 0; margin: 0; padding: 0; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.nh-f--checks legend { padding: 0; margin-bottom: 4px; }
.nh-check { display: flex; gap: 8px; align-items: center; min-height: 36px; font-size: 14px; color: var(--nh-text); cursor: pointer; }
.nh-f--checks { display: grid; }
.nh-panel--links h3:first-child { margin-top: 0; }
.nh-streets { list-style: none; margin: 6px 0 4px; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 12px; font-size: 14px; }
.nh-streets li { display: flex; justify-content: space-between; gap: 6px; padding: 5px 0; border-bottom: 1px solid var(--nh-line); }
.nh-streets small { color: var(--nh-text-3); }
.nh-side-cta { position: sticky; top: calc(var(--nh-stick, 0px) + 16px); }
.nh-side-cta .nh-cta { margin: 16px 0 0; }
.nh-serp__side > .nh-panel--links:first-child { margin-top: 22px; }
.nh-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.nh-grid__full { grid-column: 1 / -1; }
.nh-grid__full .nh-cta { margin: 0; }
.nh-more-wrap { text-align: center; margin: 20px 0 0; }
.nh-serp__tools { grid-column: 1 / -1; padding-top: 4px; }
.nh-serp__h1 { font-size: var(--fs-2xl); line-height: var(--lh-head); margin: 4px 0 8px; }
.nh-serp__intro { color: var(--nh-text-2); margin: 0 0 16px; }
.nh-serp__more { display: none; }
.nh-search--bar .nh-tools > :last-child { margin-left: auto; }
.nh-empty { padding: 8px 0 24px; color: var(--nh-text-2); }
.nh-faq { margin: 28px 0; }
.nh-faq details { border-bottom: 1px solid var(--nh-line); }
.nh-faq summary { cursor: pointer; padding: 14px 0; font-size: var(--fs-md); list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.nh-faq summary::after { content: "⌄"; color: var(--nh-text-3); }
.nh-faq details[open] summary::after { content: "⌃"; }
.nh-faq summary::-webkit-details-marker { display: none; }
.nh-faq p { margin: 0 0 14px; color: var(--nh-text-2); }
@media (min-width: 961px) { .nh-serp .nh-cta-list { display: none; } }
@media (max-width: 960px) {
	.nh-side-cta { display: none; }
	.nh-grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
	.nh-streets li { align-items: center; padding: 0; }
	.nh-streets a { display: inline-flex; align-items: center; min-height: 44px; }
	.nh-pill { height: 44px; }
	.nh-check, .nh-dd__ranges .nh-chip, .nh-dd__menu a { min-height: 44px; align-items: center; }
	.nh-serp--filtered .nh-2col__side { display: none; }
}
@media (max-width: 640px) {
	.nh-home__hero { min-height: 0; padding-top: 28px; }
	body.home .nh-home { padding-bottom: 0; }
	body.home .nh-home__h1 { margin-bottom: 12px; }
	body.home .nh-search__buttons { margin-top: 12px; }
	.nh-tools, .nh-search--home .nh-tools, .nh-home__quick { flex-wrap: nowrap; overflow-x: auto; justify-content: flex-start; padding-bottom: 4px; scrollbar-width: none; }
	.nh-home__quick { -webkit-mask-image: linear-gradient(to right, black 85%, transparent); mask-image: linear-gradient(to right, black 85%, transparent); }
	.nh-home__quick .nh-chip, .nh-home__quick-label { flex: none; }
	/* Mép phải mờ báo còn nút lọc khi cuộn ngang; dùng lớp phủ dính thay mask vì menu (position: fixed) nằm trong hàng. */
	.nh-tools::after { content: ""; position: sticky; right: 0; flex: none; width: 32px; margin-left: -32px; align-self: stretch; background: linear-gradient(to right, transparent, var(--nh-bg)); pointer-events: none; }
	body.nh-bds--page .nh-tools::after { background: linear-gradient(to right, transparent, var(--nh-page)); }
	.nh-dd[open]::before { content: ""; position: fixed; inset: 0; z-index: 29; background: var(--nh-scrim); }
	.nh-dd__head { display: flex; }
	.nh-dd__menu { position: fixed; left: 0; right: 0; top: auto; bottom: 0; width: auto; max-height: 70vh; border-radius: var(--r-lg) var(--r-lg) 0 0; }
	.nh-tools > .is-on, .nh-tools > .nh-dd:has(> .is-on) { order: -1; }
	.nh-home__browse { font-size: 14px; }
	.nh-home__item a { display: inline-block; padding: 10px 0; }
	/* Trang quận / kết hợp: giới thiệu clamp 3 dòng (chữ + link vẫn trong DOM), chip lọc nhanh 1 hàng cuộn ngang. */
	.nh-serp__intro[data-nh-clamp]:not(.is-open) { display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden; margin-bottom: 0; }
	.nh-serp__more { display: inline-flex; align-items: center; min-height: 44px; padding: 0; border: 0; background: none; color: var(--nh-link); font: inherit; cursor: pointer; }
	.nh-serp__more[hidden] { display: none; }
	.nh-serp .nh-chips--sm { flex-wrap: nowrap; overflow-x: auto; scrollbar-width: none; -webkit-mask-image: linear-gradient(to right, #000 85%, transparent); mask-image: linear-gradient(to right, #000 85%, transparent); }
	.nh-serp .nh-chips--sm > * { flex: none; }
}