/* ══ ABOUT HERO — Full viewport split ══ */
.about-hero {
    min-height: 92vh;
    display: grid;
    grid-template-columns: 55% 45%;
    background: var(--blue-deep);
    position: relative;
    overflow: hidden;
}
.about-hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(-45deg, rgba(255,255,255,0.012) 0, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 36px);
    pointer-events: none;
}
/* Orb decorations */
.orb { position: absolute; border-radius: 50%; pointer-events: none; }
.orb-1 { width: 700px; height: 700px; background: radial-gradient(circle, rgba(var(--rgb-primary),0.3) 0%, transparent 70%); top: -300px; left: -200px; }
.orb-2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(245,197,24,0.08) 0%, transparent 70%); bottom: -100px; left: 35%; }

/* Hero left */
.hl {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 6rem 3rem 6rem 5rem;
    position: relative;
    z-index: 2;
}
.hl-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.65rem;
    background: rgba(245,197,24,0.12);
    border: 1px solid rgba(245,197,24,0.3);
    color: var(--yellow);
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2.5px;
    padding: 0.4rem 1rem;
    border-radius: 20px;
    margin-bottom: 1.75rem;
    width: fit-content;
}
.hl h1 {
    font-size: 4.2rem;
    font-weight: 900;
    color: white;
    line-height: 1.0;
    text-transform: uppercase;
    letter-spacing: -1.5px;
    margin-bottom: 1.75rem;
}
.hl h1 .line-accent { color: var(--yellow); display: block; }
.hl h1 .line-outline {
    -webkit-text-stroke: 2px rgba(255,255,255,0.25);
    color: transparent;
    display: block;
}
.hl-desc {
    color: rgba(255,255,255,0.65);
    font-size: 1.05rem;
    line-height: 1.85;
    max-width: 500px;
    margin-bottom: 2.5rem;
}
.hl-ctas { display: flex; gap: 1rem; flex-wrap: wrap; margin-bottom: 3.5rem; }
.hl-stats {
    display: flex;
    gap: 0;
    padding-top: 2.5rem;
    border-top: 1px solid rgba(255,255,255,0.1);
}
.hs {
    padding-right: 2.5rem;
    margin-right: 2.5rem;
    border-right: 1px solid rgba(255,255,255,0.1);
}
.hs:last-child { border-right: none; }
.hs-num {
    font-size: 2.8rem;
    font-weight: 900;
    color: var(--yellow);
    line-height: 1;
    font-variant-numeric: tabular-nums;
}
.hs-num sup { font-size: 1.1rem; }
.hs-lbl { font-size: 0.68rem; color: rgba(255,255,255,0.45); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 0.25rem; }

/* Hero right — image mosaic */
.hr {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
}
.img-cell {
    overflow: hidden;
    position: relative;
    background: rgba(var(--rgb-primary),0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}
.img-cell .ce { font-size: 4rem; opacity: 0.4; }
.img-cell img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.img-cell:hover img { transform: scale(1.05); }
.img-cell:hover { background: rgba(var(--rgb-primary),0.35); }
.ic-lbl {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 0.5rem 0.85rem;
    background: rgba(var(--rgb-deep),0.7);
    backdrop-filter: blur(6px);
    font-size: 0.65rem;
    font-weight: 700;
    color: rgba(255,255,255,0.82);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
/* Yellow stat cell */
.ic-stat {
    background: var(--yellow) !important;
    flex-direction: column;
    gap: 0.3rem;
}
.ic-stat .stat-n { font-size: 2.8rem; font-weight: 900; color: var(--gray-900); line-height: 1; }
.ic-stat .stat-l { font-size: 0.7rem; font-weight: 700; color: var(--gray-700); text-transform: uppercase; }
/* Blue ISO cell */
.ic-iso {
    background: linear-gradient(135deg, var(--blue), var(--blue-mid)) !important;
    flex-direction: column; gap: 0.4rem; text-align: center; padding: 1.5rem;
}
.ic-iso .iso-ic { font-size: 2rem; }
.ic-iso .iso-name { font-size: 0.88rem; font-weight: 800; color: white; text-transform: uppercase; }
.ic-iso .iso-sub { font-size: 0.65rem; color: rgba(255,255,255,0.6); }

/* ══ MARQUEE PARTNERS ══ */
/* ══ KHÁCH HÀNG TIÊU BIỂU — PA2 ══ */
.kh-section {
    background: #f0f4f9;
    padding: 2.5rem 2rem;
}
.kh-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1280px;
    margin: 0 auto 1.5rem;
    flex-wrap: wrap;
    gap: 1rem;
}
.kh-label {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: #e6f1fb;
    color: var(--primary);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 3px 10px;
    border-radius: 20px;
    margin-bottom: 6px;
}
.kh-title {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--primary-navy);
    text-transform: uppercase;
    line-height: 1.2;
}
.kh-title em { color: var(--primary); font-style: normal; }

.kh-stats {
    display: flex;
    gap: 2rem;
    flex-shrink: 0;
}
.kh-stat-n {
    font-size: 1.4rem;
    font-weight: 900;
    color: var(--primary);
    line-height: 1;
}
.kh-stat-l {
    font-size: 10px;
    color: #64748b;
    font-weight: 600;
    letter-spacing: .5px;
    text-transform: uppercase;
    margin-top: 3px;
}

/* Marquee nâng cấp */
.kh-mq-wrap {
    overflow: hidden;
    position: relative;
    max-width: 100%;
}
.kh-mq-wrap::before,
.kh-mq-wrap::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 100px;
    z-index: 2;
    pointer-events: none;
}
.kh-mq-wrap::before {
    left: 0;
    background: linear-gradient(to right, #f0f4f9, transparent);
}
.kh-mq-wrap::after {
    right: 0;
    background: linear-gradient(to left, #f0f4f9, transparent);
}
.kh-mq-track {
    display: flex;
    gap: 12px;
    animation: kh-scroll 28s linear infinite;
    width: max-content;
}
.kh-mq-track:hover { animation-play-state: paused; }
@keyframes kh-scroll { to { transform: translateX(-50%); } }

.kh-chip {
    display: flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border: 1.5px solid #e0eaf5;
    border-radius: 40px;
    padding: 8px 16px 8px 8px;
    white-space: nowrap;
    transition: all .2s;
    cursor: default;
}
.kh-chip:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 12px rgba(var(--rgb-primary),.12);
    transform: translateY(-2px);
}
.kh-chip-icon {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    background: #e6f1fb;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}
.kh-chip-name {
    font-size: 12px;
    font-weight: 700;
    color: var(--primary-navy);
    line-height: 1.3;
}
.kh-chip-cat {
    font-size: 10px;
    color: #94a3b8;
    font-weight: 500;
}

@media (max-width: 768px) {
    .kh-head { flex-direction: column; align-items: flex-start; }
    .kh-stats { gap: 1.25rem; }
}

/* ══ STORY — 2 col with floating badge ══ */
.story-section { padding: 7rem 2rem; background: white; }
.story-grid {
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 6rem; align-items: center;
}
.story-vis { position: relative; }
.story-main-img {
    width: 100%; aspect-ratio: 4/5;
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: linear-gradient(135deg, var(--blue-light), #b8d8f8);
    display: flex; align-items: center; justify-content: center;
    font-size: 9rem;
    box-shadow: var(--shadow-lg);
}
.story-main-img img { width: 100%; height: 100%; object-fit: cover; }
.story-float-card {
    position: absolute; bottom: -28px; right: -28px;
    background: var(--yellow);
    border-radius: var(--radius-xl);
    padding: 1.5rem 2rem;
    box-shadow: 0 12px 32px rgba(245,197,24,0.4);
    text-align: center;
}
.story-float-card .sf-num { font-size: 3.5rem; font-weight: 900; color: var(--gray-900); line-height: 1; }
.story-float-card .sf-lbl { font-size: 0.7rem; font-weight: 800; color: var(--gray-700); text-transform: uppercase; letter-spacing: 0.5px; margin-top: 0.2rem; }
.story-float-mini {
    position: absolute; top: 24px; left: -24px;
    background: white; border-radius: var(--radius-lg);
    padding: 1rem 1.25rem;
    box-shadow: var(--shadow-md);
    border: 1.5px solid var(--gray-200);
    display: flex; align-items: center; gap: 0.65rem;
}
.sfm-icon { width: 40px; height: 40px; background: var(--blue-light); border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; flex-shrink: 0; }
.sfm-num { font-size: 1.5rem; font-weight: 900; color: var(--blue-dark); line-height: 1; }
.sfm-lbl { font-size: 0.65rem; color: var(--gray-400); text-transform: uppercase; }

.story-text {}
.story-text p { color: var(--gray-500); font-size: 0.96rem; line-height: 1.9; margin-bottom: 1.1rem; }
.story-text p strong { color: var(--gray-900); }
.story-checks { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; margin: 1.5rem 0 2rem; }
.story-checks li {
    display: flex; align-items: center; gap: 0.75rem;
    font-size: 0.9rem; color: var(--gray-700); font-weight: 500;
}
.story-checks li::before {
    content: '✓';
    width: 22px; height: 22px;
    background: linear-gradient(135deg, var(--blue), var(--blue-mid));
    color: white; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 0.65rem; font-weight: 800; flex-shrink: 0;
}

/* ══ COUNTER STATS — Dark band ══ */
.stats-band { background: linear-gradient(135deg, var(--blue-deep) 0%, var(--blue-dark) 100%); padding: 4rem 2rem; position: relative; overflow: hidden; }
.stats-band::before { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(-45deg, rgba(255,255,255,0.012) 0, rgba(255,255,255,0.012) 1px, transparent 1px, transparent 36px); }
.stats-inner { max-width: 1280px; margin: 0 auto; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0; position: relative; z-index: 1; }
.st-item {
    text-align: center;
    padding: 1.5rem;
    border-right: 1px solid rgba(255,255,255,0.08);
}
.st-item:last-child { border-right: none; }
.st-icon { font-size: 1.8rem; display: block; margin-bottom: 0.75rem; opacity: 0.85; }
.st-num {
    font-size: 3.2rem; font-weight: 900; color: var(--yellow);
    line-height: 1; margin-bottom: 0.3rem;
    font-variant-numeric: tabular-nums;
}
.st-num sup { font-size: 1.2rem; }
.st-lbl { font-size: 0.72rem; color: rgba(255,255,255,0.5); text-transform: uppercase; letter-spacing: 0.5px; }

/* ══ VALUES — 3 pillars ══ */
.values-section { padding: 7rem 2rem; background: var(--gray-50); }
.values-grid { max-width: 1280px; margin: 3rem auto 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 0; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); }
.vl {
    padding: 3rem 2.5rem;
    background: white;
    border-right: 1px solid var(--gray-200);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}
.vl:last-child { border-right: none; }
.vl:hover { background: var(--blue-deep); }
.vl::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--blue), var(--blue-mid));
    transition: var(--transition);
}
.vl:hover::before { background: var(--yellow); }
.vl-icon {
    width: 64px; height: 64px;
    background: var(--blue-light);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    transition: var(--transition);
}
.vl:hover .vl-icon { background: rgba(245,197,24,0.15); }
.vl h3 {
    font-size: 1.1rem; font-weight: 800; color: var(--blue-dark);
    text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 1rem;
    transition: var(--transition);
}
.vl:hover h3 { color: var(--yellow); }
.vl p { font-size: 0.9rem; color: var(--gray-500); line-height: 1.8; transition: var(--transition); }
.vl:hover p { color: rgba(255,255,255,0.65); }

/* ══ HORIZONTAL TIMELINE ══ */
.hist-section { padding: 6rem 0 4rem; background: white; }
.hist-header { max-width: 1280px; margin: 0 auto; padding: 0 2rem 3rem; display: flex; align-items: flex-end; justify-content: space-between; }
.hist-scroll { overflow-x: auto; padding: 2rem 2rem 2rem; scrollbar-width: thin; scrollbar-color: var(--blue-light) transparent; }
.hist-scroll::-webkit-scrollbar { height: 4px; }
.hist-scroll::-webkit-scrollbar-track { background: var(--gray-100); border-radius: 2px; }
.hist-scroll::-webkit-scrollbar-thumb { background: var(--blue-light); border-radius: 2px; }
.hist-track { display: flex; gap: 0; min-width: max-content; padding-bottom: 1rem; padding-right: 2rem; position: relative; }
.hist-track::before {
    content: '';
    position: absolute; top: 56px; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--blue-light), var(--blue), var(--blue-dark), var(--yellow));
}
.tl-card {
    width: 220px; flex-shrink: 0;
    padding: 0 1rem;
    display: flex; flex-direction: column; align-items: center; text-align: center;
    position: relative;
}
.tl-dot-wrap { position: relative; margin-bottom: 1.4rem; z-index: 1; padding-top: 1.8rem; }
.tl-dot {
    width: 52px; height: 52px; border-radius: 50%;
    background: white; border: 3px solid var(--blue);
    display: flex; align-items: center; justify-content: center;
    font-size: 1.25rem;
    box-shadow: 0 0 0 5px var(--blue-light);
    transition: var(--transition);
}
.tl-card:hover .tl-dot { background: var(--blue); border-color: var(--blue-dark); transform: scale(1.1); box-shadow: 0 0 0 6px rgba(var(--rgb-primary),0.15), 0 8px 24px rgba(var(--rgb-primary),0.35); }
.tl-yr {
    position: absolute; top: 0; left: 50%; transform: translateX(-50%);
    background: var(--yellow); color: var(--gray-900);
    font-size: 0.65rem; font-weight: 800; padding: 0.2rem 0.7rem; border-radius: 10px;
    white-space: nowrap; box-shadow: 0 2px 6px rgba(0,0,0,0.12);
}
.tl-card.ft .tl-yr { background: var(--blue-dark); color: white; }
.tl-card.ft .tl-dot { background: var(--blue); border-color: var(--blue-dark); box-shadow: 0 0 0 6px rgba(var(--rgb-primary),0.15), 0 8px 24px rgba(var(--rgb-primary),0.35); }
.tl-body {
    background: white; border-radius: var(--radius-lg);
    padding: 1.1rem 1rem;
    border: 1.5px solid var(--gray-200);
    transition: var(--transition);
    width: 100%;
}
.tl-card:hover .tl-body, .tl-card.ft .tl-body { border-color: var(--blue); box-shadow: var(--shadow-md); }
.tl-title { font-size: 0.82rem; font-weight: 800; color: var(--blue-dark); margin-bottom: 0.35rem; }
.tl-desc { font-size: 0.74rem; color: var(--gray-500); line-height: 1.6; }

/* ══ BENTO FACILITIES ══ */
.bento-section { padding: 6rem 2rem; background: var(--gray-50); }
.bento {
    max-width: 1280px; margin: 3rem auto 0;
    display: grid; grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
    gap: 1.1rem;
}
.bc { border-radius: var(--radius-xl); overflow: hidden; position: relative; transition: var(--transition); }
.bc:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.bi { padding: 1.75rem; height: 100%; display: flex; flex-direction: column; justify-content: space-between; }
.bc-tag { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.62rem; font-weight: 700; padding: 0.18rem 0.6rem; border-radius: 20px; width: fit-content; margin-bottom: 0.5rem; }
.bc-tag-w { color: rgba(255,255,255,0.8); background: rgba(255,255,255,0.12); }
.bc-tag-b { color: var(--blue-dark); background: var(--blue-light); }
.b-ico { font-size: 1.8rem; display: block; margin-bottom: 0.5rem; }
.b-num { font-size: 2.6rem; font-weight: 900; line-height: 1; }
.b-lbl { font-size: 0.65rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; opacity: 0.7; margin-top: 0.2rem; }
.b-ttl { font-size: 0.95rem; font-weight: 800; text-transform: uppercase; margin-bottom: 0.35rem; }
.b-dsc { font-size: 0.78rem; line-height: 1.65; opacity: 0.68; }
/* Bento cells */
.bc1 { grid-column: span 5; grid-row: span 2; min-height: 380px; background: linear-gradient(135deg, var(--blue-deep) 0%, var(--blue) 100%); }
.bc2 { grid-column: span 4; min-height: 175px; background: var(--yellow); }
.bc3 { grid-column: span 3; min-height: 175px; background: linear-gradient(135deg, var(--blue), var(--blue-mid)); }
.bc4 { grid-column: span 4; min-height: 175px; background: white; border: 1.5px solid var(--gray-200); }
.bc5 { grid-column: span 3; min-height: 175px; background: var(--blue-deep); }
.bc6 { grid-column: span 7; min-height: 175px; background: white; border: 1.5px solid var(--gray-200); }
.bc7 { grid-column: span 5; min-height: 175px; background: linear-gradient(135deg, #1a3a6e, var(--blue)); }

/* ══ TEAM ══ */
.team-section { padding: 6rem 2rem; background: white; }
.team-grid { max-width: 1280px; margin: 3rem auto 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.75rem; }
.tc {
    background: white; border-radius: var(--radius-xl);
    overflow: hidden; border: 1.5px solid var(--gray-200);
    transition: var(--transition);
}
.tc:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: var(--blue); }
.ti {
    aspect-ratio: 3/4;
    background: linear-gradient(160deg, var(--blue-light), #c5ddf5);
    position: relative; overflow: hidden;
    display: flex; align-items: center; justify-content: center;
    font-size: 5.5rem;
}
.ti img { width: 100%; height: 100%; object-fit: cover; }
.ti-ov {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: linear-gradient(to top, rgba(var(--rgb-deep),0.9) 0%, transparent 100%);
    padding: 2rem 1.25rem 1rem;
}
.ti-name { font-size: 1rem; font-weight: 800; color: white; margin-bottom: 0.15rem; }
.ti-role { font-size: 0.68rem; color: var(--yellow); font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; }
.tc-body { padding: 1.1rem 1.25rem; }
.tc-exp { display: flex; align-items: center; gap: 0.4rem; font-size: 0.72rem; color: var(--gray-400); margin-bottom: 0.55rem; }
.tc-exp::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--blue); flex-shrink: 0; }
.tc-desc { font-size: 0.82rem; color: var(--gray-500); line-height: 1.65; }

/* ══ CERTIFICATIONS ══ */
.cert-section { padding: 6rem 2rem; background: var(--blue-deep); position: relative; overflow: hidden; }
.cert-section::before { content: ''; position: absolute; inset: 0; background: repeating-linear-gradient(-45deg, rgba(255,255,255,0.01) 0, rgba(255,255,255,0.01) 1px, transparent 1px, transparent 36px); }
.cert-grid { max-width: 1280px; margin: 3rem auto 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; position: relative; z-index: 1; }
.cc {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-xl);
    padding: 2rem 1.5rem; text-align: center;
    transition: var(--transition);
}
.cc:hover { background: rgba(255,255,255,0.1); border-color: rgba(245,197,24,0.45); transform: translateY(-4px); }
.cc-badge {
    width: 64px; height: 64px;
    background: rgba(245,197,24,0.12);
    border: 1px solid rgba(245,197,24,0.3);
    border-radius: 16px;
    display: flex; align-items: center; justify-content: center;
    font-size: 1.8rem; margin: 0 auto 1.25rem;
    transition: var(--transition);
}
.cc:hover .cc-badge { background: rgba(245,197,24,0.22); }
.cc h3 { font-size: 0.9rem; font-weight: 800; color: white; text-transform: uppercase; margin-bottom: 0.5rem; }
.cc p { font-size: 0.78rem; color: rgba(255,255,255,0.5); line-height: 1.65; }

/* ══ CTA BOTTOM ══ */
.about-cta { background: white; padding: 7rem 2rem; }
.about-cta-inner {
    max-width: 1280px; margin: 0 auto;
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 5rem; align-items: center;
}
.cta-vis {
    position: relative;
}
.cta-vis-main {
    width: 100%; aspect-ratio: 4/3;
    background: linear-gradient(135deg, var(--blue-light), #b8d8f8);
    border-radius: var(--radius-xl);
    display: flex; align-items: center; justify-content: center;
    font-size: 8rem;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}
.cta-vis-main img { width: 100%; height: 100%; object-fit: cover; }
.cta-badge-y {
    position: absolute; bottom: -20px; right: -20px;
    background: var(--yellow); border-radius: var(--radius-xl);
    padding: 1.25rem 1.75rem; text-align: center;
    box-shadow: 0 10px 30px rgba(245,197,24,0.4);
}
.cta-badge-y strong { display: block; font-size: 3rem; font-weight: 900; color: var(--gray-900); line-height: 1; }
.cta-badge-y span { font-size: 0.68rem; font-weight: 800; color: var(--gray-700); text-transform: uppercase; letter-spacing: 0.5px; }
.cta-txt .section-label { margin-bottom: 0.75rem; }
.cta-txt h2 { font-size: 2.2rem; font-weight: 900; color: var(--blue-dark); text-transform: uppercase; line-height: 1.15; margin-bottom: 1.1rem; }
.cta-txt h2 em { color: var(--blue); font-style: normal; }
.cta-txt p { color: var(--gray-500); line-height: 1.9; margin-bottom: 2rem; font-size: 0.96rem; }
.cta-promise {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 0.75rem; margin-bottom: 2rem;
}
.cp-item {
    display: flex; align-items: center; gap: 0.6rem;
    background: var(--gray-50); border-radius: var(--radius-md);
    padding: 0.7rem 0.85rem; font-size: 0.82rem; font-weight: 600; color: var(--gray-700);
    border: 1.5px solid var(--gray-200);
}
.cp-item::before { content: '✓'; width: 20px; height: 20px; background: var(--blue); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 0.62rem; font-weight: 800; flex-shrink: 0; }
.cta-btns { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ══ RESPONSIVE ══ */
@media (max-width: 1100px) {
    .about-hero { grid-template-columns: 1fr; min-height: auto; }
    .hr { display: none; }
    .hl { padding: 5rem 2rem; }
    .story-grid { grid-template-columns: 1fr; gap: 3rem; }
    .story-vis { display: none; }
    .stats-inner { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
    .values-grid { grid-template-columns: 1fr; border-radius: var(--radius-xl); }
    .vl { border-right: none; border-bottom: 1px solid var(--gray-200); }
    .vl:last-child { border-bottom: none; }
    .bento { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }
    .bc1 { grid-column: span 6; min-height: 220px; }
    .bc2,.bc3,.bc4,.bc5 { grid-column: span 3; }
    .bc6,.bc7 { grid-column: span 6; }
    .about-cta-inner { grid-template-columns: 1fr; }
    .cta-vis { display: none; }
}
@media (max-width: 768px) {
    .hl h1 { font-size: 2.6rem; }
    .hl-stats { flex-wrap: wrap; gap: 1.25rem; }
    .team-grid { grid-template-columns: 1fr 1fr; }
    .cert-grid { grid-template-columns: 1fr 1fr; }
    .bento { grid-template-columns: 1fr 1fr; }
    .bc1,.bc2,.bc3,.bc4,.bc5,.bc6,.bc7 { grid-column: span 1; }
    .stats-inner { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
    .cta-promise { grid-template-columns: 1fr; }
}
/* ══ CHỨNG NHẬN & GIẢI THƯỞNG — Cách 3: Scroll ngang ══ */
.cert-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-deep) 0%, var(--primary-dark) 55%, var(--primary) 100%);
    position: relative;
    overflow: hidden;
}

.cert-section::before {
    content: '';
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse 700px 350px at 15% 50%, rgba(255,255,255,.04), transparent),
        radial-gradient(ellipse 500px 250px at 85% 30%, rgba(245,197,24,.05), transparent);
    pointer-events: none;
}

.cert-inner {
    max-width: 100%;
    position: relative;
    z-index: 1;
}

/* Header căn giữa có padding */
.cert-inner > .section-label,
.cert-inner > .section-title,
.cert-inner > p {
    padding-left: 2rem;
    padding-right: 2rem;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
}

.cert-inner .section-label {
    color: rgba(255,255,255,.5);
}
.cert-inner .section-label::before,
.cert-inner .section-label::after {
    background: rgba(255,255,255,.25);
}
.cert-inner .section-title {
    color: #fff;
}
.cert-inner .section-title em {
    color: var(--yellow);
}
.cert-inner > p {
    color: rgba(255,255,255,.5) !important;
}

/* Scroll container — fade hai bên */
.cert-scroll-outer {
    position: relative;
    margin-top: 2.5rem;
}
.cert-scroll-outer::before,
.cert-scroll-outer::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0;
    width: 80px;
    z-index: 2;
    pointer-events: none;
}
.cert-scroll-outer::before {
    left: 0;
    background: linear-gradient(to right, var(--primary-deep), transparent);
}
.cert-scroll-outer::after {
    right: 0;
    background: linear-gradient(to left, var(--primary), transparent);
}

/* Scrollbar tinh tế */
.cert-grid {
    display: flex;
    gap: 1.25rem;
    overflow-x: auto;
    padding: 4px 2rem 20px;
    scroll-snap-type: x mandatory;
    -webkit-overflow-scrolling: touch;
}
.cert-grid::-webkit-scrollbar { height: 4px; }
.cert-grid::-webkit-scrollbar-track { background: rgba(255,255,255,.06); border-radius: 2px; }
.cert-grid::-webkit-scrollbar-thumb { background: rgba(255,255,255,.25); border-radius: 2px; }
.cert-grid::-webkit-scrollbar-thumb:hover { background: rgba(245,197,24,.5); }

/* Card chung */
.cert-card {
    background: rgba(255,255,255,.08);
    border: 1px solid rgba(255,255,255,.14);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.25s;
    cursor: default;
    flex-shrink: 0;
    scroll-snap-align: start;
}
.cert-card:hover {
    background: rgba(255,255,255,.13);
    border-color: rgba(245,197,24,.45);
    transform: translateY(-5px);
    box-shadow: 0 14px 36px rgba(0,0,0,.3);
}

/* Ảnh ngang (landscape) — SGS, Recognition... */
.cert-card.landscape {
    width: 340px;
}
.cert-card.landscape .cert-img-wrap {
    height: 220px;
}

/* Ảnh dọc (portrait) — TQCSI, ISO... */
.cert-card.portrait {
    width: 220px;
}
.cert-card.portrait .cert-img-wrap {
    height: 300px;
}

/* Không có ảnh */
.cert-card.no-image {
    width: 210px;
}
.cert-card.no-image .cert-img-wrap {
    height: 150px;
    background: transparent;
}

/* Vùng ảnh — chiều cao do cert-card.landscape/portrait quyết định */
.cert-img-wrap {
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,.95);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.cert-img-wrap img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 10px;
}

/* Fallback icon/emoji */
.cert-icon {
    width: 72px;
    height: 72px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    border: 1px solid rgba(255,255,255,.2);
    overflow: hidden;
}

/* Body */
.cert-body {
    padding: 1rem 1rem 1.25rem;
}
.cert-year {
    font-size: 0.68rem;
    font-weight: 700;
    color: var(--yellow);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-bottom: 0.4rem;
}
.cert-name {
    font-size: 0.9rem;
    font-weight: 800;
    color: #fff;
    margin-bottom: 0.25rem;
    line-height: 1.3;
}
.cert-org {
    font-size: 0.75rem;
    color: rgba(255,255,255,.65);
    margin-bottom: 0.65rem;
    font-style: italic;
}
.cert-desc {
    font-size: 0.75rem;
    color: rgba(255,255,255,.6);
    line-height: 1.6;
    margin-bottom: 0.75rem;
}
.cert-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255,255,255,.1);
    color: rgba(255,255,255,.7);
    font-size: 0.65rem;
    font-weight: 700;
    padding: 0.2rem 0.75rem;
    border-radius: 20px;
    border: 1px solid rgba(255,255,255,.2);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Hint kéo ngang — ẩn khi không overflow */
.cert-scroll-hint {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.72rem;
    color: rgba(255,255,255,.25);
    letter-spacing: 0.5px;
    padding: 0 2rem;
}

@media (max-width: 768px) {
    .cert-section { padding: 3rem 0; }
    .cert-card.landscape { width: 260px; }
    .cert-card.landscape .cert-img-wrap { height: 180px; }
    .cert-card.portrait  { width: 185px; }
    .cert-card.portrait .cert-img-wrap { height: 250px; }
    .cert-card.no-image  { width: 180px; }
    .cert-scroll-outer::before,
    .cert-scroll-outer::after { width: 30px; }
    .cert-grid { padding: 4px 1rem 12px; }
}
/* ══ STORY PRODUCT GRID ══ */
.story-product-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin: 1rem 0 1.5rem;
}
.story-product-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border: 1px solid #b5d4f4;
    border-radius: 8px;
    background: #e6f1fb;
    font-size: 0.875rem;
    font-weight: 600;
    color: #0c447c;
}
.story-product-item::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary);
    flex-shrink: 0;
}

/* ══ STORY QUOTE ══ */
.story-quote {
    border-left: 3px solid var(--primary);
    padding: 1rem 1.25rem;
    background: #e8f0fb;
    border-radius: 0 8px 8px 0;
    margin: 1.5rem 0 0;
    font-size: 0.95rem;
    font-style: italic;
    color: #0d3b7a;
    line-height: 1.75;
}

@media (max-width: 480px) {
    .story-product-grid { grid-template-columns: 1fr; }
}
/* ══ MÁY MÓC & THIẾT BỊ ══ */
.mm-section {
    background: #f7f9fc;
    padding: 5rem 2rem;
}
.mm-wrap {
    max-width: 1280px;
    margin: 0 auto;
}
.mm-label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}
.mm-label-line {
    width: 28px;
    height: 2px;
    background: var(--primary);
}
.mm-label-text {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--primary);
    text-transform: uppercase;
}
.mm-title {
    font-size: 1.8rem;
    font-weight: 900;
    color: #0d3b7a;
    margin-bottom: .4rem;
    line-height: 1.2;
    text-transform: uppercase;
}
.mm-title em {
    color: var(--primary);
    font-style: normal;
}
.mm-sub {
    font-size: 0.95rem;
    color: var(--gray-500);
    margin-bottom: 2.5rem;
    line-height: 1.75;
}
.mm-block {
    margin-bottom: 3rem;
}
.mm-block-head {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 1.25rem;
    padding-bottom: .75rem;
    border-bottom: 2px solid #e6f1fb;
}
.mm-block-icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}
.mm-block-title {
    font-size: 0.9rem;
    font-weight: 800;
    color: #0d3b7a;
    text-transform: uppercase;
    letter-spacing: .5px;
}
.mm-block-count {
    margin-left: auto;
    font-size: 11px;
    padding: 3px 10px;
    border-radius: 20px;
    font-weight: 600;
    white-space: nowrap;
}
.mm-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 16px;
}
.mm-card {
    border: 2px solid #c8955a;
    border-radius: 10px;
    overflow: hidden;
    background: #fff;
    transition: border-color .2s, transform .2s;
}
.mm-card:hover {
    border-color: #9a6030;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(155,100,60,.2);
}
.mm-img {
    width: 100%;
    aspect-ratio: 4 / 3;
    background: #fef3e2;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
}
.mm-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform .4s;
}
.mm-card:hover .mm-img img {
    transform: scale(1.05);
}
.mm-img-sm {
    aspect-ratio: 4 / 3;
}
.mm-placeholder-icon {
    width: 52px;
    height: 52px;
    border-radius: 10px;
    background: rgba(var(--rgb-primary),.1);
    display: flex;
    align-items: center;
    justify-content: center;
}
.mm-placeholder-text {
    font-size: 10px;
    color: #aaa;
    letter-spacing: .5px;
    font-weight: 600;
}
.mm-card-body {
    padding: 12px 14px 16px;
}
.mm-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 4px;
    margin-bottom: 6px;
}
.mm-card-name {
    font-size: 0.875rem;
    font-weight: 700;
    color: #0d3b7a;
    margin-bottom: 5px;
    line-height: 1.4;
}
.mm-card-spec {
    font-size: 0.78rem;
    color: var(--gray-400);
    line-height: 1.6;
}

@media (max-width: 1024px) {
    .mm-grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
}
@media (max-width: 600px) {
    .mm-grid { grid-template-columns: 1fr; }
    .mm-block-title { font-size: 0.78rem; }
}

/* ══════════════════════════════════════════
   THÔNG SỐ KỸ THUẬT SẢN XUẤT
══════════════════════════════════════════ */
.tskt-section {
    background: #f7f9fc;
    padding: 5rem 2rem;
}
.tskt-wrap {
    max-width: 1280px;
    margin: 0 auto;
}

/* Header */
.tskt-header {
    text-align: center;
    margin-bottom: 2.5rem;
}
.tskt-sub {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.75;
    max-width: 680px;
    margin: 0.75rem auto 0;
}

/* ── Block tiêu đề bảng ── */
.tskt-block {
    margin-bottom: 2.5rem;
    border: 0.5px solid #b8ddc4;
    border-radius: 10px;
    overflow: hidden;
}
.tskt-block-title {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: #edf7f1;
    color: #1a5c33;
    font-size: 0.875rem;
    font-weight: 700;
    padding: 0.65rem 1rem;
    border-bottom: 1.5px solid #219940;
}
.tskt-block-icon {
    width: 20px;
    height: 20px;
    background: #219940;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    flex-shrink: 0;
}

/* ── Table ── */
.tskt-table-wrap {
    overflow-x: auto;
    border-radius: 0 0 12px 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    margin-bottom: 1.75rem;
}
.tskt-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    font-size: 0.875rem;
    min-width: 640px;
}
/* Header row 1 — màu đậm */
.tskt-table thead tr:first-child {
    background: var(--primary-dark, #1a5c36);
}
/* Header row 2, 3 — màu nhạt hơn */
.tskt-table thead tr:not(:first-child) {
    background: var(--primary, #219940);
}
.tskt-table thead th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 800;
    color: white;
    letter-spacing: 0.4px;
    border: 1px solid rgba(255,255,255,0.15);
    vertical-align: middle;
    line-height: 1.4;
}
.tskt-th-center { text-align: center !important; }
/* Header nhóm colspan — nền vàng nhạt */
.tskt-th-group {
    background: rgba(245,197,24,0.18) !important;
    text-align: center !important;
    letter-spacing: 1px;
}
/* Header sub (Độ Bục / Nén Cạnh) */
.tskt-th-sub {
    background: rgba(255,255,255,0.08) !important;
    text-align: center !important;
}
.tskt-th-unit {
    display: block;
    font-size: 0.68rem;
    font-weight: 600;
    opacity: 0.85;
    margin-top: 2px;
}
/* Body */
.tskt-table tbody tr {
    border-bottom: 1px solid #e8f0f8;
    transition: background 0.15s;
}
.tskt-table tbody tr:hover { background: #f0f8f4; }
.tskt-table tbody tr.tskt-alt { background: #f7fbf8; }
.tskt-table tbody tr.tskt-alt:hover { background: #e8f5ee; }
.tskt-table tbody tr:last-child td { border-bottom: none; }
.tskt-table tbody td {
    padding: 0.85rem 1rem;
    color: var(--gray-700);
    vertical-align: middle;
    border: 1px solid #eef4f0;
    line-height: 1.5;
}
/* Cột STT */
.tskt-stt {
    text-align: center;
    font-weight: 800;
    color: white !important;
    background: var(--primary) !important;
    width: 48px;
}
/* Cột Loại / Sóng */
.tskt-loai {
    text-align: center;
    font-weight: 800;
    color: var(--primary-dark, #1a5c36);
    background: #edf8f1 !important;
}
/* Cột giá trị số */
.tskt-val {
    text-align: center;
    font-weight: 700;
    color: #1a3a6e;
    white-space: nowrap;
}
/* Tên phụ tiếng Anh */
.tskt-ten-en {
    display: block;
    font-size: 0.75rem;
    color: var(--gray-400);
    font-weight: 400;
    margin-top: 2px;
}
/* Ô highlight */
.tskt-highlight {
    font-weight: 700;
    color: var(--primary);
    background: #edf8f1 !important;
    text-align: center;
}

/* ── Chips tóm tắt ── */
.tskt-chips {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}
.tskt-chip {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    background: white;
    border: 1.5px solid var(--gray-200);
    border-radius: 12px;
    padding: 1rem 1.25rem;
    transition: all 0.2s;
}
.tskt-chip:hover {
    border-color: var(--primary);
    box-shadow: 0 4px 14px rgba(var(--rgb-primary), 0.1);
    transform: translateY(-2px);
}
.tskt-chip-icon {
    font-size: 1.6rem;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    background: var(--primary-light, #e6f4ea);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.tskt-chip-val {
    font-size: 0.95rem;
    font-weight: 800;
    color: #1a3a6e;
    line-height: 1.2;
}
.tskt-chip-lbl {
    font-size: 0.72rem;
    color: var(--gray-400);
    margin-top: 0.15rem;
    font-weight: 500;
}

/* ── CTA cuối section ── */
.tskt-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    background: white;
    border: 1.5px solid var(--gray-200);
    border-left: 4px solid var(--primary);
    border-radius: 12px;
    padding: 1.4rem 1.75rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}
.tskt-cta-text {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}
.tskt-cta-text strong {
    font-size: 0.95rem;
    font-weight: 800;
    color: #1a3a6e;
}
.tskt-cta-text span {
    font-size: 0.82rem;
    color: var(--gray-500);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
    .tskt-chips {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}
@media (max-width: 640px) {
    .tskt-section { padding: 3.5rem 1rem; }
    .tskt-tabs { gap: 0.35rem; }
    .tskt-tab { padding: 0.5rem 1rem; font-size: 0.78rem; }
    .tskt-chips { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .tskt-chip { padding: 0.85rem 1rem; }
    .tskt-chip-icon { width: 36px; height: 36px; font-size: 1.2rem; }
    .tskt-chip-val { font-size: 0.85rem; }
    .tskt-cta { flex-direction: column; align-items: flex-start; }
}