/* Cẩm Nang Quảng Châu — lớp nền: màu, chữ, thanh đường dây nóng, đầu trang, chân trang */

@font-face {
	font-family: "Be Vietnam Pro";
	font-style: normal;
	font-weight: 600;
	font-display: swap;
	src: url("/phong-chu/bevietnampro-600-viet.woff2") format("woff2");
	unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
	font-family: "Be Vietnam Pro";
	font-style: normal;
	font-weight: 600;
	font-display: swap;
	src: url("/phong-chu/bevietnampro-600-latinh.woff2") format("woff2");
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
	font-family: "Be Vietnam Pro";
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url("/phong-chu/bevietnampro-700-viet.woff2") format("woff2");
	unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
	font-family: "Be Vietnam Pro";
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url("/phong-chu/bevietnampro-700-latinh.woff2") format("woff2");
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
	font-family: "Lora";
	font-style: italic;
	font-weight: 400;
	font-display: swap;
	src: url("/phong-chu/lora-nghieng-bien-viet.woff2") format("woff2");
	unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
	font-family: "Lora";
	font-style: italic;
	font-weight: 400;
	font-display: swap;
	src: url("/phong-chu/lora-nghieng-bien-latinh.woff2") format("woff2");
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
	font-family: "Lora";
	font-style: normal;
	font-weight: 400 700;
	font-display: swap;
	src: url("/phong-chu/lora-bien-viet.woff2") format("woff2");
	unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}
@font-face {
	font-family: "Lora";
	font-style: normal;
	font-weight: 400 700;
	font-display: swap;
	src: url("/phong-chu/lora-bien-latinh.woff2") format("woff2");
	unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}


:root {
	--mau-nhan: #B4571A;
	--mau-nhan-dam: #8A3F10;
	--mau-nhan-nhat: #FBF1E7;
	--nen-trang: #FFFFFF;
	--nen-khu: #F4F5F7;
	--muc: #17181C;
	--muc-nhat: #4B4F58;
	--ke: #DCDFE5;
	--xanh-wa: #25D366;
	--xanh-wa-dam: #1EB456;
	--xam-wx: #2E3238;
	--chu-tieu-de: "Be Vietnam Pro", "Segoe UI", Roboto, Arial, sans-serif;
	--chu-than: "Lora", Georgia, "Times New Roman", serif;
	--khung-rong: 74rem;
	--cao-thanh-nong: 3.25rem;
	--bo-goc: 0.35rem;
}

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
	scroll-padding-top: calc(var(--cao-thanh-nong) + 1rem);
}

body {
	margin: 0;
	padding-top: var(--cao-thanh-nong);
	background: var(--nen-trang);
	color: var(--muc);
	font-family: var(--chu-than);
	font-size: 1.0625rem;
	line-height: 1.7;
}

h1,
h2,
h3 {
	font-family: var(--chu-tieu-de);
	line-height: 1.25;
	letter-spacing: -0.01em;
}

h2 {
	font-size: 1.45rem;
	margin: 2.4rem 0 0.8rem;
}

h3 {
	font-size: 1.12rem;
	margin: 1.6rem 0 0.5rem;
}

a {
	color: var(--mau-nhan-dam);
	text-underline-offset: 0.18em;
}

a:hover {
	color: var(--mau-nhan);
}

img {
	max-width: 100%;
	height: auto;
}

.han {
	font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans SC", sans-serif;
	font-size: 0.95em;
	white-space: nowrap;
}

.chon-het {
	-webkit-user-select: all;
	user-select: all;
	font-weight: 700;
	padding: 0 0.25em;
	background: var(--mau-nhan-nhat);
}

.han-dai {
	white-space: normal;
	overflow-wrap: anywhere;
}

.le-trang {
	width: 100%;
	max-width: var(--khung-rong);
	margin-inline: auto;
	padding-inline: 1rem;
}

.bo-qua {
	position: absolute;
	left: -999px;
	top: 0;
	z-index: 50;
	background: var(--muc);
	color: var(--nen-trang);
	padding: 0.5rem 1rem;
}

.bo-qua:focus {
	left: 1rem;
}

/* ---- nút ---- */
.nut {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	min-height: 2.25rem;
	padding: 0.3rem 0.9rem;
	border-radius: var(--bo-goc);
	font-family: var(--chu-tieu-de);
	font-weight: 600;
	font-size: 0.92rem;
	line-height: 1.2;
	text-decoration: none;
	white-space: nowrap;
}

.nut-dat {
	background: var(--mau-nhan);
	color: #FFFFFF;
}

.nut-dat:hover {
	background: var(--mau-nhan-dam);
	color: #FFFFFF;
}

.nut-wa {
	background: var(--xanh-wa);
	color: #FFFFFF;
}

.nut-wa:hover {
	background: var(--xanh-wa-dam);
	color: #FFFFFF;
}

.nut-wx {
	background: var(--nen-trang);
	color: var(--xam-wx);
	border: 1px solid var(--ke);
}

.nut-wx:hover {
	color: var(--muc);
	border-color: var(--muc-nhat);
}

.nut-zalo {
	background: #0068FF;
	color: #FFFFFF;
}

.nut-lon {
	min-height: 2.9rem;
	padding-inline: 1.3rem;
	font-size: 1rem;
}

.bieu-nho {
	width: 1.15em;
	height: 1.15em;
	flex: none;
}

/* ---- thanh đường dây nóng (cố định trên cùng, cũng là CTA trên di động) ---- */
.thanh-nong {
	position: fixed;
	inset: 0 0 auto 0;
	z-index: 40;
	height: var(--cao-thanh-nong);
	background: var(--mau-nhan-dam);
	color: #FFFFFF;
	box-shadow: 0 1px 0 rgba(0, 0, 0, 0.15);
}

.thanh-nong-hang {
	display: flex;
	align-items: center;
	gap: 0.55rem;
	height: 100%;
	font-family: var(--chu-tieu-de);
	font-size: 0.85rem;
}

.thanh-nong-nhan {
	font-weight: 700;
	text-transform: uppercase;
	letter-spacing: 0.06em;
	font-size: 0.75rem;
	margin-right: 0.35rem;
}

.thanh-nong .nut {
	min-height: 2.1rem;
	padding: 0.25rem 0.75rem;
}

.thanh-nong .nut-wx {
	border-color: transparent;
}

.so-goi {
	color: #FFFFFF;
	font-weight: 700;
	text-decoration: none;
	margin-left: 0.35rem;
	white-space: nowrap;
}

.so-goi:hover {
	color: var(--mau-nhan-nhat);
	text-decoration: underline;
}

.so-goi-chu {
	font-weight: 600;
	opacity: 0.8;
}

.gio-ngan {
	margin-left: auto;
	opacity: 0.85;
	white-space: nowrap;
}

/* ---- đầu trang ---- */
.dau-trang {
	border-bottom: 1px solid var(--ke);
	background: var(--nen-trang);
}

.dau-trang-hang {
	display: flex;
	align-items: center;
	gap: 1.5rem;
	min-height: 4rem;
}

.ten-trang {
	display: inline-flex;
	align-items: center;
	gap: 0.55rem;
	color: var(--muc);
	font-family: var(--chu-tieu-de);
	font-weight: 700;
	font-size: 1.15rem;
	text-decoration: none;
	white-space: nowrap;
}

.menu-chinh {
	margin-left: auto;
}

.menu-chinh ul {
	display: flex;
	gap: 0.2rem;
	list-style: none;
	margin: 0;
	padding: 0;
}

.menu-chinh a {
	display: block;
	padding: 0.45rem 0.65rem;
	color: var(--muc-nhat);
	font-family: var(--chu-tieu-de);
	font-weight: 600;
	font-size: 0.9rem;
	text-decoration: none;
	border-bottom: 2px solid transparent;
	white-space: nowrap;
}

.menu-chinh a:hover,
.menu-chinh a[aria-current="page"] {
	color: var(--muc);
	border-bottom-color: var(--mau-nhan);
}

/* ---- chân trang: hai cột ---- */
.chan-trang {
	margin-top: 4rem;
	background: var(--muc);
	color: #D7D9DE;
	font-size: 0.95rem;
}

.chan-trang a {
	color: #FFFFFF;
}

.chan-trang-luoi {
	display: grid;
	grid-template-columns: minmax(0, 1.3fr) minmax(0, 1fr);
	gap: 2.5rem;
	padding-block: 2.8rem 1.5rem;
}

.chan-ten {
	font-family: var(--chu-tieu-de);
	font-weight: 700;
	font-size: 1.2rem;
	color: #FFFFFF;
	margin: 0 0 0.4rem;
}

.chan-mo-ta {
	margin-top: 0;
}

.dong-su-kien {
	list-style: none;
	padding: 0;
	margin: 1rem 0 0;
}

.dong-su-kien li {
	padding: 0.35rem 0;
	border-top: 1px solid rgba(255, 255, 255, 0.12);
}

.dong-su-kien b {
	font-family: var(--chu-tieu-de);
	font-weight: 600;
	color: #FFFFFF;
}

.chan-lien-ket {
	display: grid;
	grid-template-columns: repeat(2, minmax(0, 1fr));
	gap: 1.5rem;
}

.chan-nhom {
	font-family: var(--chu-tieu-de);
	font-weight: 700;
	color: #FFFFFF;
	margin: 0 0 0.5rem;
}

.chan-lien-ket ul {
	list-style: none;
	padding: 0;
	margin: 0;
}

.chan-lien-ket li {
	padding: 0.2rem 0;
}

.chan-duoi {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	gap: 0.5rem 2rem;
	padding-block: 1rem 1.6rem;
	border-top: 1px solid rgba(255, 255, 255, 0.12);
	font-size: 0.85rem;
}

.chan-duoi p {
	margin: 0;
}

@media (max-width: 63.99em) {
	.gio-ngan {
		display: none;
	}
	.so-goi {
		margin-left: auto;
	}
	.dau-trang-hang {
		flex-wrap: wrap;
		gap: 0;
		padding-block: 0.5rem 0;
	}
	.menu-chinh {
		margin-left: 0;
		width: 100%;
		overflow-x: auto;
	}
	.chan-trang-luoi {
		grid-template-columns: minmax(0, 1fr);
	}
}

@media (max-width: 40em) {
	.thanh-nong-nhan,
	.so-goi-so {
		display: none;
	}
	.so-goi-chu {
		opacity: 1;
		padding: 0.3rem 0.6rem;
		border: 1px solid rgba(255, 255, 255, 0.6);
		border-radius: var(--bo-goc);
	}
	.thanh-nong-hang {
		gap: 0.4rem;
	}
	.thanh-nong .nut {
		flex: 1 1 0;
		justify-content: center;
	}
	.so-goi {
		flex: none;
	}
}