/* ==========================================================================
   Giới thiệu chung (Figma "Demo - Về chúng tôi")
   ========================================================================== */

@font-face {
	font-family: "Montserrat";
	font-style: normal;
	font-weight: 100 900;
	font-display: swap;
	src: url("../fonts/montserrat-vietnamese.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: "Montserrat";
	font-style: normal;
	font-weight: 100 900;
	font-display: swap;
	src: url("../fonts/montserrat-latin.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: "Barlow Condensed";
	font-style: normal;
	font-weight: 700;
	font-display: swap;
	src: url("../fonts/barlow-condensed-700.woff2") format("woff2");
}

/* ---------- Intro + stats panel ---------- */
.about-intro { padding-top: 40px; }
.about-intro__head {
	display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px 65px; align-items: start;
	margin-bottom: 24px;
}
.about-intro__head p { font-size: 16px; line-height: 24px; color: var(--c-body); }

.about-stats {
	position: relative; isolation: isolate; overflow: hidden;
	max-width: 1392px; min-height: 596px; margin: 0 auto;
	border-radius: 24px; color: #fff;
}
@media (max-width: 1440px) { .about-stats { margin-inline: var(--gutter); } }
.about-stats__media { position: absolute; inset: 0; z-index: -1; }
.about-stats__media img { width: 100%; height: 100%; object-fit: cover; }
.about-stats__media::after { content: ""; position: absolute; inset: 0; background: rgba(5, 23, 55, .6); }
.about-stats__list {
	display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 32px;
	margin: 0; padding: 57px 66px 58px;
}
.about-stat { display: flex; flex-direction: column; gap: 32px; padding-left: 24px; border-left: 2px solid rgba(255, 255, 255, .8); min-height: 301px; }
.about-stat:nth-child(1) { margin-top: 180px; }
.about-stat:nth-child(2) { margin-top: 90px; }
.about-stat dt { font-size: clamp(44px, 3.7vw, 64px); font-weight: 700; line-height: 1.19; letter-spacing: -0.96px; }
.about-stat dd { display: flex; flex-direction: column; gap: 24px; margin: 0; }
.about-stat strong { font-size: 20px; font-weight: 600; line-height: 28px; }
.about-stat span { font-size: 16px; line-height: 24px; }

/* ---------- Về chúng tôi ---------- */
.about-story__grid { display: grid; grid-template-columns: 786fr 494fr; gap: 24px; align-items: center; }
.about-quote {
	position: relative; margin: 0 0 0 59px; padding: 40px 70px 40px 70px;
	background: var(--c-bg-soft); border-radius: 24px;
	box-shadow: 8px 8px 24px rgba(7, 51, 128, .04), 40px 40px 60.8px rgba(16, 49, 95, .05);
}
.about-quote p { font-size: clamp(18px, 1.4vw, 24px); line-height: 1.4; color: var(--c-body); }
.about-quote strong { font-weight: 500; color: var(--c-primary); }
.about-quote__icon { position: absolute; left: -59px; bottom: -58px; }
.about-quote__icon svg { width: 117px; height: 117px; }
.about-years { display: flex; flex-direction: column; align-items: center; gap: 24px; white-space: nowrap; }
.about-years__num {
	font-family: "Barlow Condensed", var(--font); font-weight: 700;
	font-size: clamp(140px, 14.5vw, 250px); line-height: .8; letter-spacing: 2.5px; color: var(--c-orange);
}
.about-years__num small { font-size: .32em; font-weight: 500; vertical-align: top; margin-left: 10px; }
.about-years__label { font-size: clamp(22px, 1.9vw, 32px); font-style: italic; font-weight: 500; line-height: 1.5; color: var(--c-primary); }

/* ---------- Tầm nhìn / Sứ mệnh ---------- */
.about-vision { padding-top: 96px; padding-bottom: 96px; overflow-x: clip; }
.split--center { align-items: center; }
.about-vision__img { aspect-ratio: 628 / 473; border-radius: var(--radius); }
.about-vision__body { gap: 40px; padding-top: 0; }
.about-vision__body .section-title { margin-bottom: 24px; }
.about-vision__body p { font-size: 16px; line-height: 24px; color: var(--c-body); }
.about-vision__body hr { width: 100%; height: 1px; margin: 0; border: 0; background: var(--c-primary); }
.about-mission { margin-top: 8px; padding-left: 24px; list-style: disc; display: grid; gap: 8px; }
.about-mission li { font-size: 16px; font-style: italic; font-weight: 600; line-height: 24px; color: var(--c-body); }
.about-vision__mascot { display: none; }
@media (min-width: 1500px) {
	.about-vision__mascot { display: block; position: absolute; right: -230px; bottom: -150px; width: 321px; height: auto; pointer-events: none; }
}

/* ---------- Giá trị cốt lõi ---------- */
.value-rows { display: grid; gap: 24px; }
.value-row { display: grid; grid-template-columns: 411fr 845fr; gap: 24px; min-height: 369px; }
.value-row--reverse { grid-template-columns: 845fr 411fr; }
.value-row--reverse .value-card { order: 2; }
.value-card {
	display: flex; flex-direction: column; align-items: flex-start; gap: 16px;
	padding: 40px; background: #fff; border-radius: var(--radius-sm); color: var(--c-body);
}
.value-card__num { font-size: 64px; font-weight: 700; line-height: 1.2; margin-bottom: 8px; }
.value-card__title { font-size: 24px; font-weight: 700; text-transform: uppercase; }
.value-card__text { font-size: 16px; line-height: 24px; margin-bottom: 8px; }
.value-card .btn--sm { padding: 12px 24px; font-size: 16px; line-height: 24px; }
.value-card--accent {
	position: relative; isolation: isolate; overflow: hidden;
	background: var(--c-primary); color: #fff; box-shadow: 16px 16px 16px rgba(0, 0, 0, .08);
}
.value-card--accent::after {
	content: ""; position: absolute; inset: 0; z-index: -1;
	background: url("../img/pattern.webp") center / cover; opacity: .1;
}
.value-row__media { position: relative; overflow: hidden; border-radius: var(--radius-sm); min-height: 240px; }
.value-row__media img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

/* ---------- Năng lực nhà máy ---------- */
.factory-video { position: relative; overflow: hidden; border-radius: var(--radius); aspect-ratio: 1280 / 730; margin-top: 24px; }
.factory-video img { width: 100%; height: 100%; object-fit: cover; }
.factory-video::after { content: ""; position: absolute; inset: 0; background: rgba(0, 0, 0, .4); pointer-events: none; }
.factory-video__play {
	position: absolute; left: 50%; top: 50%; z-index: 1; transform: translate(-50%, -50%);
	display: grid; place-items: center; width: 111px; height: 111px; transition: transform .2s;
}
.factory-video__play:hover { transform: translate(-50%, -50%) scale(1.08); }
.factory-video__play svg { width: 111px; height: 111px; }
.factory-stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); margin: 24px 0 0; }
.factory-stats > div {
	display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
	min-height: 112px; padding: 8px 16px; text-align: center;
}
.factory-stats > div + div { border-left: 1px solid #dbe0e6; }
.factory-stats dt { font-size: clamp(28px, 2.4vw, 40px); font-weight: 700; line-height: 1; letter-spacing: .4px; color: var(--c-primary); }
.factory-stats dd { margin: 0; font-size: 16px; line-height: 22px; color: #39424c; }

/* ---------- Timeline ---------- */
.about-timeline {
	position: relative; isolation: isolate; overflow: hidden;
	padding: 90px 0 clamp(320px, 33vw, 560px);
	background: #f0f7ff; font-family: "Montserrat", var(--font);
}
.about-timeline__bg { position: absolute; left: 0; right: 0; bottom: 0; z-index: -1; height: min(730px, 52vw); }
.about-timeline__bg img { width: 100%; height: 100%; object-fit: cover; object-position: center bottom; }
.about-timeline__bg::before {
	content: ""; position: absolute; inset: 0 0 auto; height: 45%; z-index: 1;
	background: linear-gradient(#f0f7ff, rgba(240, 247, 255, 0));
}
.timeline-head { display: flex; align-items: center; justify-content: center; gap: 16px; margin-bottom: 40px; font-weight: 600; }
.timeline-head__num { font-size: clamp(64px, 5.8vw, 100px); line-height: 1.2; letter-spacing: -1.5px; color: var(--c-primary); }
.timeline-head__text { display: flex; flex-direction: column; font-size: clamp(26px, 2.3vw, 40px); line-height: 1.2; letter-spacing: -0.6px; text-transform: uppercase; color: var(--c-heading); }
.timeline-head__text small { font-size: 16px; line-height: 22px; letter-spacing: 0; color: var(--c-primary); }

.timeline {
	position: relative; display: grid; grid-template-columns: 1fr 1fr; grid-auto-rows: minmax(120px, auto);
	column-gap: 0; max-width: 1060px; margin: 0 auto;
}
.timeline::before { content: ""; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: var(--c-primary); }
.timeline__item { position: relative; display: flex; flex-direction: column; gap: 8px; padding: 16px 0; color: #262626; grid-row: var(--row) / span 2; }
.timeline__item--left { grid-column: 1; text-align: right; padding-right: 135px; align-items: flex-end; }
.timeline__item--right { grid-column: 2; padding-left: 135px; }
.timeline__item::after {
	content: ""; position: absolute; top: 50%; width: 116px; height: 1px; background: var(--c-primary);
}
.timeline__item::before {
	content: ""; position: absolute; top: calc(50% - 6px); z-index: 1;
	width: 12px; height: 12px; border-radius: 50%; background: var(--c-primary);
}
.timeline__item--left::after { right: 0; }
.timeline__item--left::before { right: 110px; }
.timeline__item--right::after { left: 0; }
.timeline__item--right::before { left: 110px; }
.timeline__year { font-size: clamp(44px, 3.7vw, 64px); font-weight: 500; line-height: 1.19; letter-spacing: -0.96px; color: var(--c-primary); margin-bottom: 24px; }
.timeline__title { font-size: 20px; font-weight: 600; line-height: 28px; text-transform: uppercase; }
.timeline__text { max-width: 374px; font-size: 16px; line-height: 22px; }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
	.about-intro__head { grid-template-columns: 1fr; }
	.about-stats__list { grid-template-columns: 1fr; padding: 40px 24px; }
	.about-stat { min-height: 0; margin-top: 0 !important; gap: 12px; }
	.about-stat dd { gap: 8px; }
	.about-story__grid { grid-template-columns: 1fr; }
	.about-quote { margin-left: 0; padding: 32px 24px 64px; }
	.about-quote__icon { left: 24px; bottom: -40px; }
	.about-quote__icon svg { width: 80px; height: 80px; }
	.about-years { margin-top: 48px; }
	.value-row, .value-row--reverse { grid-template-columns: minmax(0, 1fr); }
	.value-card { padding: 28px 24px; }
	.value-row--reverse .value-card { order: 0; }
	.value-row__media { aspect-ratio: 16 / 9; min-height: 0; width: 100%; }
	.factory-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 16px; }
	.factory-stats > div:nth-child(3) { border-left: 0; }
	.about-timeline { padding-bottom: calc(52vw + 24px); }
	.timeline { grid-template-columns: 1fr; padding-left: 32px; }
	.timeline::before { left: 8px; }
	.timeline__item, .timeline__item--left, .timeline__item--right {
		grid-column: 1; grid-row: auto; text-align: left; align-items: flex-start; padding: 16px 0 16px 24px;
	}
	.timeline__item::after { display: none; }
	.timeline__item::before, .timeline__item--left::before, .timeline__item--right::before { left: -30px; right: auto; top: 44px; }
	.timeline__year { margin-bottom: 8px; }
}