/* ========================================
   ABOUT PAGE — Về Chúng Tôi
   ======================================== */

/* ---- Breadcrumb ---- */
.dtb-about-breadcrumb {
    background: #f8f9fa;
    padding: 14px 0;
    font-size: 14px;
    border-bottom: 1px solid #e9ecef;
}
.dtb-about-breadcrumb .dtb-about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.dtb-about-breadcrumb a {
    color: #DD0303;
    text-decoration: none;
}
.dtb-about-breadcrumb a:hover {
    text-decoration: underline;
}
.dtb-breadcrumb-sep {
    margin: 0 8px;
    color: #adb5bd;
}
.dtb-breadcrumb-current {
    color: #6c757d;
}

/* ---- Hero ---- */
.dtb-about-hero {
    background: linear-gradient(135deg, #FEF3E2 0%, #FDDCB5 100%);
    color: #2B2D42;
    text-align: center;
    padding: 70px 20px 60px;
}
.dtb-about-hero-icon {
    font-size: 48px;
    display: block;
    margin-bottom: 16px;
}
.dtb-about-hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 40px;
    font-weight: 800;
    margin: 0 0 12px;
}
.dtb-about-hero-sub {
    font-size: 18px;
    color: #5C6378;
    margin: 0;
    font-weight: 400;
}

/* ---- Container ---- */
.dtb-about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ---- Sections ---- */
.dtb-about-section {
    padding: 70px 0;
}
.dtb-about-section:nth-child(even) {
    background: #FEF3E2;
}
.dtb-about-section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 30px;
    font-weight: 700;
    color: #2B2D42;
    margin: 0 0 30px;
    position: relative;
}
.dtb-about-section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: #FA812F;
    border-radius: 2px;
    margin-top: 12px;
}
.dtb-text-center {
    text-align: center;
}
.dtb-text-center::after {
    margin-left: auto;
    margin-right: auto;
}

/* ---- Intro Section ---- */
.dtb-about-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}
.dtb-about-intro-content p {
    font-size: 16px;
    line-height: 1.8;
    color: #444;
    margin: 0 0 16px;
}
.dtb-about-intro-list {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
}
.dtb-about-intro-list li {
    font-size: 15px;
    line-height: 1.8;
    color: #444;
    padding: 6px 0 6px 28px;
    position: relative;
}
.dtb-about-intro-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #DD0303;
    font-weight: 700;
    font-size: 16px;
}
.dtb-about-intro-quote {
    font-size: 16px;
    font-style: italic;
    color: #DD0303;
    border-left: 4px solid #FA812F;
    padding: 12px 20px;
    margin: 0;
    background: #f8fdfe;
    border-radius: 0 8px 8px 0;
    line-height: 1.7;
}
.dtb-about-image-placeholder {
    border-radius: 16px;
    padding: 60px 20px;
    text-align: center;
    color: #000;
}
.dtb-about-image-placeholder span {
    font-size: 80px;
    display: block;
    margin-bottom: 16px;
}
.dtb-about-image-placeholder p {
    font-size: 20px;
    font-weight: 600;
    margin: 0;
    font-family: 'Montserrat', sans-serif;
}

/* ---- Vision Section ---- */
.dtb-about-vision-lead {
    text-align: center;
    font-size: 18px;
    line-height: 1.8;
    color: #444;
    max-width: 700px;
    margin: 0 auto 10px;
}
.dtb-about-vision-sub {
    text-align: center;
    font-size: 16px;
    color: #666;
    margin: 0 auto 30px;
}

/* ---- Pride/Vision Cards ---- */
.dtb-about-pride-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 20px;
}
.dtb-about-pride-item {
    background: #fff;
    border-radius: 16px;
    padding: 36px 28px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.dtb-about-pride-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(221,3,3,0.15);
}
.dtb-pride-icon {
    font-size: 42px;
    margin-bottom: 16px;
}
.dtb-about-pride-item h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 17px;
    font-weight: 700;
    color: #2B2D42;
    margin: 0 0 10px;
}
.dtb-about-pride-item p {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* ---- Mission Section ---- */
.dtb-about-mission {
    background: linear-gradient(135deg, #FFF8F0 0%, #FEECD2 100%) !important;
    color: #2B2D42;
}
.dtb-about-mission .dtb-about-section-title {
    color: #2B2D42;
}
.dtb-about-mission .dtb-about-section-title::after {
    background: #FA812F;
}
.dtb-about-quote {
    text-align: center;
    font-size: 28px;
    font-style: italic;
    font-weight: 600;
    color: #DD0303;
    margin: 0 0 24px;
    padding: 0;
    border: none;
    font-family: 'Poppins', sans-serif;
}
.dtb-about-mission-text {
    text-align: center;
    font-size: 17px;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 40px;
    color: #5C6378;
}
.dtb-about-mission-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}
.dtb-about-mission-card {
    background: #fff;
    border: 1px solid #F5DFC4;
    border-radius: 16px;
    padding: 36px 30px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.05);
}
.dtb-mission-card-icon {
    font-size: 40px;
    margin-bottom: 14px;
}
.dtb-about-mission-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 20px;
    font-weight: 700;
    margin: 0 0 16px;
    color: #DD0303;
}
.dtb-about-mission-card ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.dtb-about-mission-card ul li {
    font-size: 15px;
    line-height: 1.7;
    padding: 8px 0 8px 24px;
    position: relative;
    color: #5C6378;
}
.dtb-about-mission-card ul li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #DD0303;
    font-weight: 700;
}

/* ---- Values Section ---- */
.dtb-about-values-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    margin-top: 20px;
}
.dtb-about-value-item {
    background: #fff;
    border-radius: 16px;
    padding: 32px 20px;
    text-align: center;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-top: 4px solid #FA812F;
}
.dtb-about-value-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 8px 30px rgba(221,3,3,0.15);
}
.dtb-value-icon {
    font-size: 36px;
    margin-bottom: 12px;
}
.dtb-about-value-item h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 16px;
    font-weight: 700;
    color: #2B2D42;
    margin: 0 0 8px;
}
.dtb-about-value-item p {
    font-size: 13px;
    color: #666;
    line-height: 1.6;
    margin: 0;
}

/* ---- Brand Story ---- */
.dtb-about-story-content {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}
.dtb-about-story-lead {
    font-size: 22px;
    font-weight: 600;
    color: #DD0303;
    font-style: italic;
    margin: 0 0 24px;
    font-family: 'Poppins', sans-serif;
}
.dtb-about-story-content p {
    font-size: 16px;
    line-height: 1.85;
    color: #444;
    margin: 0 0 18px;
}
.dtb-about-story-content strong {
    color: #2B2D42;
}
.dtb-about-story-closing {
    margin-top: 30px;
    padding-top: 24px;
    border-top: 1px solid #e0e0e0;
}
.dtb-about-story-closing p {
    font-size: 17px;
    color: #DD0303;
    font-weight: 500;
}
.dtb-about-story-closing em {
    font-size: 16px;
    color: #888;
}

/* ---- Contact Section ---- */
.dtb-about-contact {
    background: #fff !important;
}
.dtb-about-contact-card {
    background: linear-gradient(135deg, #f8fdfe 0%, #eef7fa 100%);
    border-radius: 20px;
    padding: 50px 40px;
    border: 1px solid #F5DFC4;
}
.dtb-about-contact-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-top: 10px;
}
.dtb-about-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}
.dtb-contact-icon {
    font-size: 28px;
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}
.dtb-about-contact-item strong {
    font-size: 14px;
    color: #2B2D42;
    display: block;
    margin-bottom: 4px;
}
.dtb-about-contact-item p {
    font-size: 15px;
    color: #555;
    margin: 0;
    line-height: 1.6;
}
.dtb-about-contact-item a {
    color: #DD0303;
    text-decoration: none;
}
.dtb-about-contact-item a:hover {
    text-decoration: underline;
}
/* First item (company name) spans full width */
.dtb-about-contact-item:first-child {
    grid-column: 1 / -1;
}

/* ---- Responsive ---- */
@media (max-width: 992px) {
    .dtb-about-intro-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    .dtb-about-pride-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .dtb-about-mission-grid {
        grid-template-columns: 1fr;
    }
    .dtb-about-values-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    .dtb-about-contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .dtb-about-hero {
        padding: 50px 20px 40px;
    }
    .dtb-about-hero-title {
        font-size: 30px;
    }
    .dtb-about-section {
        padding: 50px 0;
    }
    .dtb-about-section-title {
        font-size: 24px;
    }
    .dtb-about-pride-grid {
        grid-template-columns: 1fr;
    }
    .dtb-about-mission-grid {
        grid-template-columns: 1fr;
    }
    .dtb-about-values-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .dtb-about-quote {
        font-size: 22px;
    }
    .dtb-about-contact-card {
        padding: 30px 20px;
    }
}