/* Trang Giới thiệu dạng landing (App_Code/Help/FrontendAboutLanding.cs). Tên class ab-* là hợp đồng với bộ dựng đó. Màu/đổ bóng dùng biến trong tokens.css. */
.ab-landing {
    overflow: hidden;
}

.ab-landing p {
    margin: 0;
}

.ab-section {
    padding: 50px 0;
}

.ab-values, .ab-conduct {
    background: var(--c-primary-mist);
}

/* ---- đầu đề từng phần */
.ab-head {
    margin-bottom: 20px;
}

.ab-head h2 {
    margin: 8px 0 0;
    font-family: var(--font-base);
    font-size: clamp(1.4rem, 2.6vw, 28px);
    font-weight: 800;
    line-height: 1.25;
    color: var(--c-primary);
    /* font-size: 28px; */
    text-transform: uppercase;
}

.ab-head-center {
    text-align: center;
    max-width: 760px;
    margin: 0 auto 18px;
}

.ab-pill {
    display: inline-block;
    padding: 5px 14px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--c-accent) 16%, var(--c-white));
    color: var(--c-accent-dark);
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
}

.ab-pill-light {
    background: color-mix(in srgb, var(--c-white) 18%, transparent);
    color: var(--c-white);
    backdrop-filter: blur(4px);
    display: none;
}

.ab-sub {
    width: 700px;
    margin: 0 auto 36px;
    text-align: center;
    color: var(--c-muted);
    font-size: 1.0625rem;
    line-height: 1.7;
    max-width: 100%;
    text-align: center;
}
.ab-sub p{text-align: center !important;color: #000;}
.ab-sub p + p {
    margin-top: 8px;
}

.ab-landing .ab-intro {
    color: var(--c-muted);
    font-size: 14px;
    line-height: 1.75;
    margin-bottom: 22px;
    font-weight: 600;
}

/* ---- icon tròn */
.ab-ico {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    width: 65px;
    height: 65px;
    border-radius: 9px;
    background: var(--c-primary-mist);
    color: var(--c-accent);
    font-size: 38px;
    position: absolute;
    left: 15px;
}

.ab-ico img {
    width: 90%;
    height: 90%;
    object-fit: contain;
}

.ab-ico-sm {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    font-size: 25px;
}

.ab-ico-lg {
    width: 85px;
    height: 85px;
    border-radius: 20px;
    font-size: 1.9rem;
    background: #ffffff;
    color: var(--c-white);
    position: absolute;
    right: 10px;
    top: 10px;
}

/* ---- nút */
.ab-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 26px;
    border-radius: 999px;
    font-weight: 700;
    font-size: .9375rem;
    transition: transform var(--t), box-shadow var(--t), background var(--t);
}

.ab-btn:hover {
    transform: translateY(-2px);
}

.ab-btn-accent {
    background: var(--c-accent);
    color: var(--c-white);
    box-shadow: 0 10px 24px color-mix(in srgb, var(--c-accent) 38%, transparent);
}

.ab-btn-accent:hover {
    background: var(--c-accent-dark);
    color: var(--c-white);
}

.ab-btn-ghost {
    border: 2px solid color-mix(in srgb, var(--c-white) 70%, transparent);
    color: var(--c-white);
}

.ab-btn-ghost:hover {
    background: var(--c-white);
    color: var(--c-primary);
}

/* ---- hero */
.ab-hero {
    position: relative;
    padding: 70px 0 0;
    color: var(--c-white);
    background: linear-gradient(100deg, color-mix(in srgb, var(--c-primary) 94%, transparent) 0%, color-mix(in srgb, var(--c-primary) 78%, transparent) 55%, color-mix(in srgb, var(--c-primary) 30%, transparent) 100%), var(--ab-hero, linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-soft) 100%));
    background-size: cover;
    background-position: center right;
}

.ab-hero-in {
    max-width: 680px;
    padding-bottom: 120px;
}

.ab-crumb {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 22px;
    font-size: .8125rem;
    color: color-mix(in srgb, var(--c-white) 80%, transparent);
}

.ab-crumb a {
    color: inherit;
}

.ab-crumb a:hover {
    color: var(--c-white);
}

.ab-hero h1 {
    margin: 14px 0 20px;
    font-family: var(--font-base);
    font-size: clamp(2rem, 4.4vw, 2.5rem);
    font-weight: 600;
    line-height: 59px;
    color: var(--c-white);
    text-transform: uppercase;
}

.ab-lead {
    font-size: 1.125rem;
    line-height: 1.75;
    color: color-mix(in srgb, var(--c-white) 92%, transparent);
}

.ab-hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-top: 28px;
}

.ab-trust {
    position: relative;
    z-index: 2;
    margin-top: -64px;
    padding: 22px 28px 26px;
    border-radius: 22px;
    background: var(--c-white);
    box-shadow: var(--shadow);
    color: var(--c-primary);
    bottom: -65px;
}

.ab-trust-title {
    margin-bottom: 14px !important;
    font-weight: 700;
    font-size: 14px;
    /* letter-spacing: .08em; */
    text-transform: uppercase;
    color: #fe0035;
    font-family: var(--font-base);
}

.ab-trust ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.ab-trust li {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    line-height: 1.4;
    position: relative;
    padding-left: 72px;
    min-height: 56px;
    font-size: 14px;
}
.ab-trust li .ab-ico{left: 0;}
.ab-hero + .ab-section {
    padding-top: 96px;
}
.ab-trust li:nth-child(1) .ab-ico{/* background-color: #fc003526; */}
.ab-trust li:nth-child(2) .ab-ico{
}
.ab-trust li:nth-child(3) .ab-ico{/* background-color: #ff9e3a63; */}
/* ---- chia đôi ảnh / chữ */
.ab-split {
    display: grid;
    grid-template-columns: 1fr 1.1fr;
    gap: 40px;
    align-items: center;
}

.ab-split-rev {
    grid-template-columns: 1.1fr 1fr;
}

.ab-media {
    position: relative;
    margin: 0;
    border-radius: 26px;
    overflow: hidden;
    box-shadow: var(--shadow);
    aspect-ratio: 1/1;
}

.ab-media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ab-media::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--c-white) 30%, transparent);
    pointer-events: none;
}

/* ---- timeline */
.ab-timeline {
    list-style: none;
    margin: 0;
    padding: 0;
    position: relative;
    display: grid;
    gap: 20px;
}

.ab-timeline::before {
    content: "";
    position: absolute;
    left: 19px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: linear-gradient(var(--c-primary-soft), var(--c-accent));
    opacity: .35;
}

.ab-timeline li {
    position: relative;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.ab-timeline .ab-ico {
    position: relative;
    z-index: 1;
    box-shadow: 0 0 0 5px var(--c-white);
    font-size: 20px;
}

.ab-timeline small {
    display: block;
    font-size: .75rem;
    font-weight: 800;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--c-accent-dark);
}

.ab-timeline strong {
    display: block;
    color: var(--c-primary);
    font-size: 1.0625rem;
    margin-bottom: 2px;
}

.ab-timeline p {
    color: var(--c-muted);
    font-size: 14px;
    line-height: 1.6;
    font-weight: 500;
}

/* ---- tầm nhìn / sứ mệnh */
.ab-vision {
    background: linear-gradient(135deg, var(--c-primary-dark) 0%, var(--c-primary) 60%, var(--c-primary-soft) 100%) !important;
    color: var(--c-white);
}

.ab-vision.has-bg { background: linear-gradient(180deg, color-mix(in srgb, var(--c-primary-dark) 55%, transparent) 0%, color-mix(in srgb, var(--c-primary-dark) 35%, transparent) 50%, color-mix(in srgb, var(--c-primary-dark) 70%, transparent) 100%), var(--ab-vision-bg) center / cover no-repeat, var(--c-primary-dark) !important; }
.ab-vision .ab-head h2 {
    color: var(--c-white);
}

.ab-vm {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-top: 34px;
}

.ab-vm-card {
    padding: 36px 34px;
    border-radius: 24px;
    background: color-mix(in srgb, var(--c-white) 10%, #00000040);
    border: 1px solid color-mix(in srgb, var(--c-white) 22%, transparent);
    backdrop-filter: blur(6px);
    position: relative;
}

.ab-vm-card h3 {
    margin: 18px 0 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--c-accent);
    text-transform: uppercase;
    margin-bottom: 20px;
}

.ab-vm-card p {
    font-size: 16px;
    line-height: 1.75;
    color: color-mix(in srgb, var(--c-white) 92%, transparent);
    /* padding-right: 30px; */
    font-weight: 300;
}

/* ---- lưới thẻ */
.ab-grid {
    display: grid;
    gap: 24px;
}

.ab-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

.ab-grid-4 {
    grid-template-columns: repeat(4, 1fr);
}

.ab-card, .ab-brand {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: 20px;
    border-radius: 22px;
    background: var(--c-white);
    border: 1px solid var(--c-line);
    box-shadow: var(--shadow-sm);
    transition: transform var(--t), box-shadow var(--t), border-color var(--t);
}

.ab-card:hover, .ab-brand:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
    border-color: var(--c-primary-mist);
}

.ab-card h3, .ab-brand h3 {
    margin: 18px 0 8px;
    font-size: 14px;
    font-weight: 700;
    line-height: 1.35;
    color: var(--c-primary);
    font-family: var(--font-base);
    margin-left: 80px;
    margin-top: 15px;
    height: 45px;
}

.ab-card p, .ab-brand p {
    color: var(--c-muted);
    font-size: .9375rem;
    line-height: 1.65;
}

.ab-card-sm {
    padding: 26px 22px;
}

.ab-pillars {
    background: var(--c-white);
}

/* ---- giá trị cốt lõi */
.ab-values-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 18px;
}

.ab-value {
    position: relative;
    padding: 28px 20px 24px;
    border-radius: 22px;
    background: var(--c-white);
    box-shadow: var(--shadow-sm);
    border-top: 4px solid var(--c-accent);
    transition: transform var(--t), box-shadow var(--t);
}

.ab-value:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow);
}

.ab-value-no {
    position: absolute;
    top: 14px;
    right: 18px;
    font-family: var(--font-base);
    font-size: 3rem;
    font-weight: 800;
    line-height: 1;
    color: color-mix(in srgb, var(--c-primary) 12%, transparent);
}

.ab-value h3 {
    margin: 16px 0 6px;
    font-size: 18px;
    font-weight: 700;
    color: var(--c-primary);
    font-family: var(--font-base);
}

.ab-value strong {
    display: block;
    margin-bottom: 8px;
    font-size: .8125rem;
    line-height: 1.45;
    color: var(--c-accent-dark);
    font-weight: 500;
    font-style: italic;
}

.ab-value p {
    color: var(--c-muted);
    font-size: .875rem;
    line-height: 1.6;
}

/* ---- hệ sinh thái */
.ab-brand small {
    display: block;
    margin-bottom: 10px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: .05em;
    color: var(--c-accent-dark);
    margin-top: 6px;
}

.ab-brand-img {
    margin: -30px -26px 18px;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 22px 22px 0 0;
}

.ab-brand-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.ab-more {
    margin-top: auto;
    padding-top: 16px;
    font-weight: 700;
    font-size: .9375rem;
    color: var(--c-primary-soft);
}

.ab-more:hover {
    color: var(--c-accent-dark);
}

.ab-infographic {
    margin: 40px auto 0;
    max-width: 760px;
    border-radius: 26px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--c-white);
}

.ab-infographic img {
    display: block;
    width: 100%;
    height: auto;
}

/* ---- làm việc nhóm */
.ab-checks {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 14px;
}

.ab-checks li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 18px;
    border-radius: 16px;
    background: var(--c-white);
    /* box-shadow: var(--shadow-sm); */
    border: 1px solid var(--c-line);
    font-weight: 600;
    line-height: 1.5;
    color: var(--c-primary);
}

/* ---- câu châm ngôn */
.ab-mindset {
    position: relative;
    padding: 20px 0;
    text-align: center;
    color: var(--c-white);
    background: linear-gradient(120deg, var(--c-primary-dark) 0%, var(--c-primary) 100%);
    overflow: hidden;
}

.ab-quote-mark {
    position: absolute;
    top: 24px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 7rem;
    color: color-mix(in srgb, var(--c-white) 8%, transparent);
}

.ab-mindset .container {
    position: relative;
}

.ab-mindset blockquote {
    margin: 22px auto 0;
    max-width: 820px;
}

.ab-mindset blockquote p {
    text-wrap: balance;
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 3vw, 2.25rem);
    font-weight: 800;
    line-height: 1.4;
    color: var(--c-white);
}

.ab-mindset blockquote p:last-child {
    color: var(--c-accent);
}

/* ---- trách nhiệm xã hội */
.ab-csr-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: 18px;
}

.ab-csr-list li {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.ab-csr-list strong {
    display: block;
    margin-bottom: 2px;
    font-size: 1.0625rem;
    color: var(--c-primary);
}

.ab-csr-list p {
    color: var(--c-muted);
    font-size: .9375rem;
    line-height: 1.65;
}

/* ---- kêu gọi hành động */
.ab-cta {
    padding: 0 0 80px;
}

.ab-cta-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 26px;
    padding: 44px 48px;
    border-radius: 28px;
    color: var(--c-white);
    background: linear-gradient(120deg, var(--c-primary) 0%, var(--c-primary-soft) 100%);
    box-shadow: var(--shadow);
}

.ab-cta-box h2 {
    margin: 0 0 8px;
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 2.8vw, 2.1rem);
    font-weight: 700;
    color: var(--c-white);
}

.ab-cta-box p {
    max-width: 620px;
    color: color-mix(in srgb, var(--c-white) 90%, transparent);
    line-height: 1.7;
}
.ab-hero .ab-crumb{
    display:none
}
.ab-cta-box .ab-hero-cta {
    margin-top: 0;
    width: 100%;
    justify-content: space-between;
}

/* ---- responsive */
@media (max-width: 1199px) {
    .ab-values-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .ab-grid-4 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 991px) {
    .ab-section {
        padding: 30px 0;
    }

    .ab-split, .ab-split-rev {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .ab-split-rev .ab-media {
        order: -1;
    }

    .ab-trust ul {
        grid-template-columns: 1fr;
    }

    .ab-grid-3, .ab-vm {
        grid-template-columns: 1fr;
    }

    .ab-hero-in {
        padding-bottom: 100px;
    }
}

@media (max-width: 575px) {
    .ab-hero {
        padding-top: 44px;
    }

    .ab-values-grid, .ab-grid-4 {
        grid-template-columns: 1fr;
    }

    .ab-trust {
        padding: 18px 18px 20px;
    }

    .ab-vm-card {
        padding: 28px 22px;
    }
    .ab-vm-card .ab-ico{
    left: auto;
    width: 60px;
    height: 60px;
    border-radius: 10px;
    }
    .ab-cta-box {
        padding: 32px 24px;
    }

    .ab-quote-mark {
        font-size: 4.5rem;
    }
}