/* ==========================================================================
   ABOUT – Trang giới thiệu (templates/page-about.php)
   Dùng chung token, container 1200px, section-title, eyebrow, btn của theme.
   ========================================================================== */

.about-page {
    --about-gap: 96px;
}

.about-section-sub {
    max-width: 720px;
    margin: 8px auto 0;
    text-align: center;
    font-size: var(--fs-17);
    color: var(--color-muted);
}

/* ---------- 1. Đầu trang ---------- */
.about-hero {
    position: relative;
    isolation: isolate;
    display: flex;
    align-items: center;
    min-height: 560px;
    padding-block: 56px 132px;
    background: var(--color-dark) center / cover no-repeat;
    color: #fff;
}

.about-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background:
        linear-gradient(90deg, rgba(10, 11, 12, 0.92) 0%, rgba(10, 11, 12, 0.72) 42%, rgba(10, 11, 12, 0.25) 100%),
        linear-gradient(0deg, rgba(10, 11, 12, 0.55) 0%, rgba(10, 11, 12, 0) 40%);
}

.about-hero__inner {
    width: min(100% - (var(--container-gutter) * 2), var(--container-max));
}

.about-hero .breadcrumb {
    color: #c9cdd2;
}

.about-hero__eyebrow {
    margin-top: 26px;
    color: var(--color-primary);
    font-size: var(--fs-15);
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.about-hero__title {
    max-width: 720px;
    margin-top: 10px;
    color: #fff;
    font-size: 3.25rem;           /* 52px */
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.01em;
    text-wrap: balance;
}

.about-hero__lead {
    max-width: 600px;
    margin-top: 16px;
    font-size: 1.1875rem;
    line-height: 1.6;
    color: #dfe2e6;
}

.about-hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 32px;
}

/* ---------- 2. Dải số liệu (nổi đè lên đầu trang) ---------- */
.about-stats-wrap {
    position: relative;
    z-index: 2;
    margin-top: -76px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    border-radius: var(--radius-lg);
    background: #fff;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}

.about-stat {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 30px 20px 28px;
    text-align: center;
}

.about-stat + .about-stat::before {
    content: '';
    position: absolute;
    left: 0;
    top: 26px;
    bottom: 26px;
    width: 1px;
    background: var(--color-border);
}

.about-stat {
    border-top: 3px solid var(--color-primary);
}

.about-stat__value {
    font-family: var(--font-display);
    font-size: 2.875rem;          /* 46px */
    font-weight: 600;
    font-stretch: 100%;
    line-height: 1.05;
    color: var(--color-primary);
}

.about-stat__label {
    max-width: 220px;
    margin-top: 8px;
    font-size: var(--fs-15);
    line-height: 1.45;
    color: var(--color-text);
}

/* ---------- 3. Câu chuyện ---------- */
.about-story {
    padding-block: var(--about-gap) calc(var(--about-gap) + 8px);
}

.about-story__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 72px;
    align-items: center;
}

.about-story__media {
    position: relative;
    padding: 0 48px 56px 0;
}

.about-story__main,
.about-story__inset {
    margin: 0;
    overflow: hidden;
    border-radius: var(--radius-lg);
}

.about-story__main img {
    width: 100%;
    aspect-ratio: 5 / 6;
    object-fit: cover;
}

.about-story__inset {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 46%;
    border: 8px solid #fff;
    box-shadow: var(--shadow-lg);
}

.about-story__inset img {
    width: 100%;
    aspect-ratio: 4 / 3;
    object-fit: cover;
}

.about-story__badge {
    position: absolute;
    left: -22px;
    top: 28px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 16px 20px 14px;
    border-radius: var(--radius-md);
    background: var(--color-primary);
    color: #fff;
    text-align: center;
    box-shadow: 0 12px 28px rgba(242, 35, 43, 0.35);
}

.about-story__badge strong {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 600;
    font-stretch: 100%;
    line-height: 1;
}

.about-story__badge span {
    margin-top: 4px;
    font-size: var(--fs-13);
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.about-story__title {
    margin-top: 16px;
    font-size: 2.375rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.about-story__text {
    margin-top: 18px;
    font-size: var(--fs-17);
    line-height: 1.75;
    color: #4a4f57;
}

.about-story__text p + p {
    margin-top: 0.9em;
}

.about-story__text strong {
    color: var(--color-heading);
}

.about-admin-note {
    margin-top: 12px;
    padding: 10px 14px;
    border: 1px dashed var(--color-primary);
    border-radius: var(--radius-sm);
    font-size: var(--fs-14);
    color: var(--color-primary);
}

.about-story__points {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px 24px;
    margin: 26px 0 0;
    padding: 24px 0 0;
    border-top: 1px solid var(--color-border);
    list-style: none;
}

.about-story__points li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: var(--fs-16);
    font-weight: 600;
    color: var(--color-heading);
    line-height: 1.35;
}

.about-story__check {
    display: grid;
    place-items: center;
    flex: 0 0 30px;
    height: 30px;
    border-radius: 50%;
    background: var(--color-primary-tint);
    color: var(--color-primary);
}

.about-story__check .icon {
    width: 16px;
    height: 16px;
}

/* ---------- 4. Chặng đường ---------- */
.about-timeline {
    padding-block: 80px 88px;
    background: var(--color-surface-soft);
}

.about-timeline__list {
    position: relative;
    display: grid;
    grid-template-columns: repeat(var(--steps, 5), minmax(0, 1fr));
    gap: 24px;
    margin: 56px 0 0;
    padding: 0;
    list-style: none;
}

/* Đường nối các mốc */
.about-timeline__list::before {
    content: '';
    position: absolute;
    left: 10%;
    right: 10%;
    top: 11px;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), #ffb3ad);
}

.about-timeline__item {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.about-timeline__dot {
    position: relative;
    z-index: 1;
    width: 24px;
    height: 24px;
    border: 5px solid #fff;
    border-radius: 50%;
    background: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary);
}

.about-timeline__year {
    margin-top: 18px;
    font-family: var(--font-display);
    font-size: 1.75rem;
    font-weight: 600;
    font-stretch: 100%;
    line-height: 1.1;
    color: var(--color-primary);
}

.about-timeline__title {
    margin-top: 8px;
    font-size: var(--fs-18);
    font-weight: 700;
    line-height: 1.3;
}

.about-timeline__desc {
    margin-top: 8px;
    font-size: var(--fs-15);
    line-height: 1.55;
    color: var(--color-muted);
}

/* ---------- 5. Người sáng lập ---------- */
.about-leader {
    position: relative;
    isolation: isolate;
    padding-block: var(--about-gap);
    background: var(--color-dark-2);
    color: #fff;
    overflow: hidden;
}

.about-leader::before {
    content: '';
    position: absolute;
    right: -120px;
    top: -120px;
    z-index: -1;
    width: 520px;
    height: 520px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(242, 35, 43, 0.22), rgba(242, 35, 43, 0) 70%);
}

.about-leader__grid {
    display: grid;
    grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
    gap: 80px;
    align-items: center;
}

.about-leader__photo {
    position: relative;
    justify-self: center;
    width: 100%;
    max-width: 340px;
    margin: 0;
    padding: 10px;
    border: 2px solid var(--color-primary);
    border-radius: 12px;
}

/* Ảnh hiển thị nguyên tỷ lệ gốc, không cắt – khung viền ôm sát ảnh */
.about-leader__photo img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
}

.about-leader__name {
    margin-top: 16px;
    color: #fff;
    font-size: 2.75rem;
    font-weight: 700;
    line-height: 1.15;
}

.about-leader__role {
    margin-top: 6px;
    font-size: var(--fs-16);
    color: var(--color-on-dark-muted);
}

.about-leader__quote {
    position: relative;
    margin: 30px 0 0;
    padding: 4px 0 4px 64px;
}

.about-leader__quote .icon {
    position: absolute;
    left: 0;
    top: 0;
    width: 42px;
    height: 42px;
    color: var(--color-primary);
}

.about-leader__quote p {
    font-size: 1.375rem;
    font-style: italic;
    font-weight: 500;
    line-height: 1.55;
    color: #fff;
}

.about-leader__text {
    margin-top: 22px;
    font-size: var(--fs-17);
    line-height: 1.75;
    color: #c7cbd0;
}

.about-leader__sign {
    margin-top: 26px;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 500;
    font-stretch: 100%;
    letter-spacing: 0.04em;
    color: var(--color-primary);
}

/* ---------- 6. Giá trị ---------- */
.about-values {
    padding-block: var(--about-gap) 88px;
}

.about-values__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    margin: 44px 0 0;
    padding: 0;
    list-style: none;
}

.about-value {
    position: relative;
    padding: 32px 26px 30px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: #fff;
    transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease), border-color var(--duration) var(--ease);
}

.about-value::after {
    content: '';
    position: absolute;
    left: 26px;
    right: 26px;
    bottom: -1px;
    height: 3px;
    background: var(--color-primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.35s var(--ease);
}

.about-value:hover {
    transform: translateY(-4px);
    border-color: #f6c6c3;
    box-shadow: var(--shadow-md);
}

.about-value:hover::after {
    transform: scaleX(1);
}

.about-value__icon {
    display: grid;
    place-items: center;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--color-primary-tint);
    color: var(--color-primary);
}

.about-value__icon .icon {
    width: 30px;
    height: 30px;
}

.about-value__title {
    margin-top: 20px;
    font-size: var(--fs-14);
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-primary);
}

.about-value__text {
    margin-top: 10px;
    font-size: var(--fs-17);
    line-height: 1.6;
    color: var(--color-heading);
}

.about-motto {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    gap: 12px 22px;
    margin-top: 28px;
    padding: 24px 32px;
    border-radius: var(--radius-lg);
    background: linear-gradient(100deg, #c9141b 0%, var(--color-primary) 55%, #ff4d4f 100%);
    color: #fff;
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
}

.about-motto__label {
    padding: 4px 12px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius-pill);
    font-size: var(--fs-13);
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

/* ---------- 7. Năng lực (thẻ ảnh) ---------- */
.about-caps {
    padding-block: 88px var(--about-gap);
    background: var(--color-surface-soft);
}

.about-caps__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 20px;
    margin-top: 44px;
}

.about-cap {
    position: relative;
    isolation: isolate;
    aspect-ratio: 4 / 5;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-dark-2);
    color: #fff;
}

.about-cap__img {
    position: absolute;
    inset: 0;
    z-index: -2;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease);
}

.about-cap::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: linear-gradient(180deg, rgba(10, 11, 12, 0.05) 20%, rgba(10, 11, 12, 0.72) 52%, rgba(10, 11, 12, 0.94) 100%);
    transition: background var(--duration) var(--ease);
}

.about-cap:hover .about-cap__img {
    transform: scale(1.06);
}

.about-cap:hover::before {
    background: linear-gradient(180deg, rgba(10, 11, 12, 0.1) 15%, rgba(80, 8, 10, 0.8) 50%, rgba(120, 10, 14, 0.95) 100%);
}

.about-cap__body {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 24px 24px 26px;
}

.about-cap__title {
    color: #fff;
    text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
    font-size: 1.3125rem;
    font-weight: 700;
    line-height: 1.3;
}

.about-cap__title a::after {
    content: '';
    position: absolute;
    inset: 0;
}

.about-cap__desc {
    margin-top: 6px;
    font-size: var(--fs-15);
    line-height: 1.5;
    color: #e2e4e7;
}

.about-cap__more {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 12px;
    font-size: var(--fs-14);
    font-weight: 600;
    color: #fff;
}

.about-cap__more .icon {
    width: 16px;
    height: 16px;
    transition: transform var(--duration) var(--ease);
}

.about-cap:hover .about-cap__more .icon {
    transform: translateX(4px);
}

/* ---------- 8. Lưới ảnh công trình ---------- */
.about-projects {
    padding-block: 88px 96px;
    background: var(--color-dark);
    color: #fff;
}

.about-projects .section-title {
    color: #fff;
}

.about-projects .about-section-sub {
    color: var(--color-on-dark-muted);
}

.about-projects__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    grid-auto-rows: 230px;
    gap: 14px;
    margin-top: 44px;
}

.about-project {
    position: relative;
    display: block;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: #0b0b0c;
}

.about-project--large {
    grid-column: span 2;
    grid-row: span 2;
}

.about-project img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--ease), opacity var(--duration) var(--ease);
}

.about-project::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 55%, rgba(0, 0, 0, 0.78) 100%);
}

.about-project:hover img {
    transform: scale(1.06);
}

.about-project__name {
    position: absolute;
    left: 18px;
    right: 18px;
    bottom: 14px;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    font-size: var(--fs-17);
    font-weight: 600;
    color: #fff;
}

.about-project--large .about-project__name {
    font-size: 1.5rem;
}

.about-project__name .icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    transition: color var(--duration) var(--ease);
}

.about-project:hover .about-project__name .icon {
    color: var(--color-primary);
}

.about-projects__actions {
    display: flex;
    justify-content: center;
    margin-top: 32px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1199px) {
    .about-story__grid,
    .about-leader__grid {
        gap: 48px;
    }

    .about-values__grid,
    .about-caps__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-cap {
        aspect-ratio: 16 / 11;
    }
}

@media (max-width: 1024px) {
    .about-page {
        --about-gap: 72px;
    }

    .about-hero {
        min-height: 480px;
    }

    .about-hero__title {
        font-size: 2.625rem;
    }

    .about-stats {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .about-stat:nth-child(3)::before {
        display: none;
    }

    .about-stat:nth-child(n + 3) {
        border-top: 1px solid var(--color-border);
    }

    .about-story__grid {
        grid-template-columns: 1fr;
    }

    .about-story__main img {
        aspect-ratio: 4 / 3;
    }

    .about-story__media {
        max-width: 640px;
        margin-inline: auto;
        width: 100%;
    }

    /* Chặng đường: dạng dọc */
    /* Selector 2 lớp: thắng rule ol[class] { padding: 0 } của reset.css */
    .about-timeline .about-timeline__list {
        grid-template-columns: 1fr;
        gap: 28px;
        max-width: 640px;
        margin-inline: auto;
        padding-left: 44px;
    }

    .about-timeline__list::before {
        left: 11px;
        right: auto;
        top: 6px;
        bottom: 6px;
        width: 2px;
        height: auto;
        background: linear-gradient(180deg, var(--color-primary), #ffb3ad);
    }

    .about-timeline__item {
        align-items: flex-start;
        text-align: left;
    }

    .about-timeline__dot {
        position: absolute;
        left: -44px;
        top: 4px;
    }

    .about-timeline__year {
        margin-top: 0;
    }

    .about-leader__grid {
        grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
    }

    .about-projects__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
        grid-auto-rows: 200px;
    }
}

@media (max-width: 768px) {
    .about-page {
        --about-gap: 56px;
    }

    .about-hero {
        min-height: 0;
        padding-block: 36px 110px;
    }

    .about-hero__title {
        font-size: 2.125rem;
    }

    .about-hero__lead {
        font-size: var(--fs-16);
    }

    .about-stats-wrap {
        margin-top: -64px;
    }

    .about-stat {
        padding: 22px 14px 20px;
    }

    .about-stat__value {
        font-size: 2.25rem;
    }

    .about-story__title {
        font-size: 1.875rem;
    }

    .about-story__media {
        padding: 0 28px 40px 0;
    }

    .about-story__badge {
        left: -8px;
        top: 16px;
        padding: 12px 14px 10px;
    }

    .about-story__badge strong {
        font-size: 2.125rem;
    }

    .about-leader__grid {
        grid-template-columns: 1fr;
    }

    .about-leader__photo {
        max-width: 300px;
    }

    .about-leader__name {
        font-size: 2.125rem;
    }

    .about-leader__quote {
        padding-left: 52px;
    }

    .about-leader__quote .icon {
        width: 34px;
        height: 34px;
    }

    .about-leader__quote p {
        font-size: 1.1875rem;
    }

    .about-motto {
        font-size: var(--fs-17);
        padding: 20px;
    }
}

@media (max-width: 560px) {
    .about-hero__actions {
        flex-direction: column;
        align-items: stretch;
    }

    .about-hero__actions .btn {
        width: 100%;
    }

    .about-stat__label {
        font-size: var(--fs-13);
    }

    .about-story__points,
    .about-values__grid,
    .about-caps__grid {
        grid-template-columns: 1fr;
    }

    .about-cap {
        aspect-ratio: 4 / 3;
    }

    .about-projects__grid {
        grid-template-columns: 1fr 1fr;
        grid-auto-rows: 140px;
        gap: 10px;
    }

    .about-project__name {
        left: 10px;
        right: 10px;
        bottom: 8px;
        font-size: var(--fs-14);
    }

    .about-project__name .icon {
        display: none;
    }

    .about-project--large .about-project__name {
        font-size: var(--fs-17);
    }
}