/*
 * Trang con: About, Services (tổng + chi tiết), Contact.
 * Dùng lại .section / .section__number / .about-layout từ home.css để giữ nhịp thống nhất.
 */

/* ---------- Page header chung ---------- */

.page-header {
	padding-top: clamp(6rem, 14vw, 10rem); /* chừa chỗ cho fixed header, co lại trên mobile */
	padding-bottom: var(--space-lg);
}

.page-header__intro {
	max-width: 62ch;
	color: var(--color-text-muted);
}

.section--about-hero,
.section--contact-hero {
	padding-top: clamp(6rem, 14vw, 10rem); /* chừa chỗ cho fixed header, co lại trên mobile */
	border-top: 0;
}

.about-statement {
	max-width: 46ch;
	font-family: var(--font-display);
	font-stretch: var(--font-stretch-display);
	font-size: var(--fs-h3);
	font-weight: 600;
	color: var(--color-cream);
}

.breadcrumb {
	display: flex;
	gap: var(--space-xs);
	font-size: var(--fs-small);
	color: var(--color-text-muted);
	text-transform: uppercase;
	letter-spacing: 0.1em;
	margin-bottom: var(--space-md);
}

.breadcrumb a:hover {
	color: var(--color-gold);
}

/* ---------- About: values + vision ---------- */

.values-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: var(--space-sm);
}

.value-card {
	padding: var(--space-md);
	border: 1px solid var(--color-border);
	background: var(--color-bg-alt);
	transition: border-color var(--transition-base);
}

.value-card:hover {
	border-color: var(--color-gold);
}

.value-card__index {
	display: block;
	font-family: var(--font-display);
	font-stretch: var(--font-stretch-display);
	font-size: var(--fs-small);
	letter-spacing: 0.2em;
	color: var(--color-gold);
	margin-bottom: var(--space-xs);
}

.value-card__title {
	margin: 0 0 var(--space-xs);
	font-size: var(--fs-h3);
}

.value-card__body {
	margin: 0;
	font-size: var(--fs-small);
}

.vision-grid {
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: var(--space-lg);
}

.vision-card__label {
	font-size: var(--fs-small);
	color: var(--color-gold);
	text-transform: uppercase;
	letter-spacing: 0.15em;
	margin-bottom: var(--space-xs);
}

/* ---------- Services (tổng): danh sách hàng ngang ---------- */

.service-list {
	display: flex;
	flex-direction: column;
	border-top: 1px solid var(--color-border);
}

.service-row {
	display: grid;
	grid-template-columns: auto 220px minmax(0, 1fr) auto auto;
	align-items: center;
	gap: var(--space-md);
	padding: var(--space-sm) 0;
	border-bottom: 1px solid var(--color-border);
	transition: background var(--transition-base), padding-inline var(--transition-base);
}

.service-row:hover,
.service-row:focus-visible {
	background: var(--color-bg-alt);
	padding-inline: var(--space-sm);
}

.service-row__index {
	font-family: var(--font-display);
	font-stretch: var(--font-stretch-display);
	font-size: var(--fs-small);
	letter-spacing: 0.2em;
	color: var(--color-gold);
}

.service-row__media {
	display: block;
	aspect-ratio: 16 / 10;
	overflow: hidden;
}

.service-row__media img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform var(--transition-base);
}

.service-row:hover .service-row__media img {
	transform: scale(1.05);
}

.service-row__title {
	display: block;
	font-family: var(--font-display);
	font-stretch: var(--font-stretch-display);
	font-weight: 600;
	font-size: var(--fs-h3);
	margin-bottom: 4px;
}

.service-row__tagline {
	display: block;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
}

.service-row__icon {
	color: var(--color-gold);
	opacity: 0.85;
}

.service-row__arrow {
	font-size: var(--fs-h3);
	color: var(--color-text-muted);
	transition: color var(--transition-base), transform var(--transition-base);
}

.service-row:hover .service-row__arrow {
	color: var(--color-gold);
	transform: translateX(6px);
}

/* ---------- Service detail ---------- */

.service-hero {
	padding-top: clamp(6rem, 14vw, 10rem); /* chừa chỗ cho fixed header, co lại trên mobile */
	padding-bottom: var(--space-lg);
}

.service-hero__inner {
	display: flex;
	align-items: flex-start;
	justify-content: space-between;
	gap: var(--space-md);
}

.service-hero__title {
	margin-bottom: var(--space-sm);
}

.service-hero__intro {
	max-width: 56ch;
	font-size: var(--fs-h3);
	font-weight: 300;
	color: var(--color-cream);
}

.service-hero__icon {
	flex-shrink: 0;
	color: var(--color-gold);
}

.service-cover img {
	width: 100%;
	height: auto;
	display: block;
}

.deliverables {
	list-style: none;
	margin: 0;
	padding: 0;
	display: grid;
	grid-template-columns: repeat(2, 1fr);
	gap: var(--space-xs) var(--space-md);
}

.deliverables__item {
	position: relative;
	padding: var(--space-xs) 0 var(--space-xs) var(--space-md);
	border-bottom: 1px solid var(--color-border);
	color: var(--color-text);
}

.deliverables__item::before {
	content: '';
	position: absolute;
	left: 0;
	top: 50%;
	width: 12px;
	height: 1px;
	background: var(--color-gold);
}

/* ---------- FAQ ---------- */

.faq-list {
	border-top: 1px solid var(--color-border);
}

.faq-item {
	border-bottom: 1px solid var(--color-border);
}

.faq-item__q {
	padding: var(--space-sm) 0;
	cursor: pointer;
	font-family: var(--font-display);
	font-stretch: var(--font-stretch-display);
	font-weight: 600;
	color: var(--color-cream);
	list-style: none;
	display: flex;
	justify-content: space-between;
	gap: var(--space-sm);
	transition: color var(--transition-base);
}

.faq-item__q::-webkit-details-marker {
	display: none;
}

.faq-item__q::after {
	content: '+';
	color: var(--color-gold);
	flex-shrink: 0;
}

.faq-item[open] .faq-item__q::after {
	content: '\2212'; /* − */
}

.faq-item__q:hover {
	color: var(--color-gold);
}

.faq-item__a {
	padding-bottom: var(--space-sm);
	max-width: 72ch;
}

/* ---------- Contact ---------- */

.contact-grid {
	display: grid;
	grid-template-columns: minmax(0, 4fr) minmax(0, 6fr);
	gap: var(--space-lg);
}

.contact-info__item {
	margin-bottom: var(--space-sm);
	color: var(--color-text);
}

.contact-info__label {
	display: block;
	font-size: var(--fs-small);
	color: var(--color-gold);
	text-transform: uppercase;
	letter-spacing: 0.12em;
	margin-bottom: 2px;
}

.contact-info__social {
	margin-top: var(--space-md);
}

.social-icons--contact {
	margin-top: var(--space-xs);
}

/* Form */

.form-field {
	margin-bottom: var(--space-sm);
}

.form-field label {
	display: block;
	font-size: var(--fs-small);
	color: var(--color-text-muted);
	text-transform: uppercase;
	letter-spacing: 0.1em;
	margin-bottom: var(--space-xs);
}

.form-field input,
.form-field textarea {
	width: 100%;
	padding: var(--space-xs) var(--space-sm);
	background: var(--color-bg-alt);
	border: 1px solid var(--color-border);
	border-radius: var(--radius);
	color: var(--color-text);
	font-family: var(--font-body);
	font-size: var(--fs-body);
	transition: border-color var(--transition-base);
}

.form-field input:focus,
.form-field textarea:focus {
	outline: none;
	border-color: var(--color-gold);
}

/* Honeypot — ẩn khỏi người dùng thật nhưng vẫn trong DOM cho bot điền */
.form-field--hp {
	position: absolute;
	left: -9999px;
	width: 1px;
	height: 1px;
	overflow: hidden;
}

.contact-form .cta__button {
	cursor: pointer;
	font-family: var(--font-body);
	background: transparent;
}

.form-notice {
	padding: var(--space-xs) var(--space-sm);
	border: 1px solid var(--color-border);
	margin-bottom: var(--space-sm);
	font-size: var(--fs-small);
}

.form-notice--ok {
	border-color: var(--color-gold);
	color: var(--color-gold);
}

.form-notice--error {
	border-color: #d46a6a;
	color: #e08e8e;
}

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
	.values-grid,
	.vision-grid,
	.deliverables,
	.contact-grid {
		grid-template-columns: 1fr;
	}

	.service-row {
		grid-template-columns: auto minmax(0, 1fr) auto;
		gap: var(--space-sm);
	}

	.service-row__media,
	.service-row__icon {
		display: none;
	}

	.service-hero__inner {
		flex-direction: column;
	}
}