/* Khuyến mãi page styles - Page: page-khuyen-mai */
.page-khuyen-mai__hero-section {
    background: linear-gradient(135deg, #e8f7fd 0%, #f4fbfe 100%);
    padding-top: 10px;
    padding-bottom: 36px;
    display: flex;
    flex-direction: column;
    align-items: center;
}
.page-khuyen-mai__hero-image {
    width: 100%;
    max-width: 1200px;
    padding: 0 16px;
    box-sizing: border-box;
}
.page-khuyen-mai__hero-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 17 / 5;
    object-fit: cover;
    border-radius: 20px;
    display: block;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}
.page-khuyen-mai__hero-content {
    max-width: 1200px;
    margin-top: 28px;
    text-align: center;
    padding: 0 16px;
    box-sizing: border-box;
    width: 100%;
}
.page-khuyen-mai__hero-title {
    color: #0a3d62;
    font-weight: 800;
    line-height: 1.3;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: 0.5px;
}
.page-khuyen-mai__hero-description {
    color: #3a4a5a;
    max-width: 780px;
    margin: 16px auto 20px;
    line-height: 1.7;
    font-size: 16px;
}
.page-khuyen-mai__hero-cta .page-khuyen-mai__btn-primary {
    background: #26A9E0;
    color: #ffffff;
}
.page-khuyen-mai__btn-primary {
    display: inline-block;
    background: #26A9E0;
    color: #ffffff;
    padding: 12px 32px;
    border-radius: 30px;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
    font-size: 16px;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}
.page-khuyen-mai__btn-primary:hover {
    background: #0a3d62;
    transform: translateY(-2px);
}
.page-khuyen-mai__btn-secondary {
    display: inline-block;
    background: #ffffff;
    color: #0477db;
    padding: 12px 32px;
    border-radius: 30px;
    font-weight: 700;
    text-decoration: none;
    text-align: center;
    border: 2px solid #0477db;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
    font-size: 16px;
    max-width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}
.page-khuyen-mai__btn-secondary:hover {
    background: #e8f7fd;
    transform: translateY(-2px);
}
.page-khuyen-mai__features-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 50px 16px;
    color: #333;
}
.page-khuyen-mai__section-title {
    text-align: center;
    font-size: 28px;
    font-weight: 800;
    color: #0a3d62;
    margin-bottom: 16px;
}
.page-khuyen-mai__section-intro {
    text-align: center;
    max-width: 900px;
    margin: 0 auto 40px;
    line-height: 1.7;
    color: #555;
}
.page-khuyen-mai__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}
.page-khuyen-mai__feature-card {
    background: #fff;
    border-radius: 16px;
    padding: 24px;
    border: 1px solid #eef2f5;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.page-khuyen-mai__feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 30px rgba(38, 169, 224, 0.12);
}
.page-khuyen-mai__feature-image {
    border-radius: 12px;
    overflow: hidden;
    margin-bottom: 20px;
}
.page-khuyen-mai__feature-image img {
    width: 100%;
    height: auto;
    display: block;
    aspect-ratio: 2 / 1;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.page-khuyen-mai__feature-card:hover .page-khuyen-mai__feature-image img {
    transform: scale(1.05);
}
.page-khuyen-mai__feature-title {
    color: #0a3d62;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
    line-height: 1.4;
}
.page-khuyen-mai__feature-description {
    color: #555;
    line-height: 1.6;
    font-size: 14px;
    margin-bottom: 20px;
}
.page-khuyen-mai__feature-cta {
    text-align: center;
}
.page-khuyen-mai__promos-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px 60px;
}
.page-khuyen-mai__promo-item {
    display: flex;
    align-items: center;
    gap: 32px;
    padding: 32px;
    background: #f8fdff;
    border-radius: 20px;
    margin-bottom: 28px;
}
.page-khuyen-mai__promo-item-reverse {
    flex-direction: row-reverse;
}
.page-khuyen-mai__promo-content {
    flex: 1;
}
.page-khuyen-mai__promo-title {
    color: #0a3d62;
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 14px;
}
.page-khuyen-mai__promo-text {
    color: #444;
    line-height: 1.7;
    margin-bottom: 20px;
}
.page-khuyen-mai__promo-cta {
    margin-top: 16px;
}
.page-khuyen-mai__promo-image {
    flex: 1;
    max-width: 500px;
}
.page-khuyen-mai__promo-image img {
    width: 100%;
    height: auto;
    aspect-ratio: 2 / 1;
    object-fit: cover;
    border-radius: 16px;
    display: block;
}
.page-khuyen-mai__guide-section {
    background: #eef7fb;
    padding: 30px 0 70px;
}
.page-khuyen-mai__guide-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
    color: #333;
}
.page-khuyen-mai__guide-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
    margin-top: 40px;
    margin-bottom: 32px;
}
.page-khuyen-mai__guide-step {
    background: #fff;
    border-radius: 14px;
    padding: 24px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    border-top: 4px solid #26A9E0;
}
.page-khuyen-mai__guide-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: #26A9E0;
    color: #fff;
    font-size: 18px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}
.page-khuyen-mai__guide-title {
    color: #0a3d62;
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}
.page-khuyen-mai__guide-text {
    color: #555;
    line-height: 1.6;
    font-size: 14px;
}
.page-khuyen-mai__guide-figure {
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 28px;
}
.page-khuyen-mai__guide-figure img {
    width: 100%;
    max-width: 1200px;
    height: auto;
    display: block;
}
.page-khuyen-mai__guide-note {
    background: #fff3cd;
    border-left: 4px solid #ffc107;
    padding: 16px 20px;
    border-radius: 0 8px 8px 0;
}
.page-khuyen-mai__guide-note-text {
    color: #6b5300;
    font-size: 14px;
    line-height: 1.6;
    margin: 0;
}
.page-khuyen-mai__cta-section {
    background: linear-gradient(135deg, #26A9E0 0%, #0a3d62 100%);
    padding: 60px 16px;
    text-align: center;
}
.page-khuyen-mai__cta-title {
    color: #ffffff;
    font-size: 28px;
    font-weight: 800;
    margin-bottom: 16px;
}
.page-khuyen-mai__cta-text {
    color: #e0f7fe;
    max-width: 700px;
    margin: 0 auto 30px;
    line-height: 1.7;
    font-size: 16px;
}
.page-khuyen-mai__cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}
.page-khuyen-mai__cta-buttons .page-khuyen-mai__btn-primary {
    background: #ffffff;
    color: #0a3d62;
}
.page-khuyen-mai__cta-buttons .page-khuyen-mai__btn-primary:hover {
    background: #e0f7fe;
}
.page-khuyen-mai__cta-buttons .page-khuyen-mai__btn-secondary {
    background: transparent;
    color: #ffffff;
    border: 2px solid #ffffff;
}
.page-khuyen-mai__cta-buttons .page-khuyen-mai__btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}
@media (max-width: 1024px) {
    .page-khuyen-mai__features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .page-khuyen-mai__promo-item,
    .page-khuyen-mai__promo-item-reverse {
        flex-direction: column;
        padding: 24px;
    }
    .page-khuyen-mai__promo-image {
        max-width: 100%;
        width: 100%;
    }
    .page-khuyen-mai__guide-steps {
        grid-template-columns: repeat(2, 1fr);
    }
}
@media (max-width: 768px) {
    .page-khuyen-mai__hero-image img {
        aspect-ratio: 2 / 1;
        border-radius: 12px;
    }
    .page-khuyen-mai__hero-content {
        margin-top: 16px;
    }
    .page-khuyen-mai__hero-title {
        font-weight: 800;
        line-height: 1.3;
    }
    .page-khuyen-mai__hero-description {
        margin: 12px auto 16px;
    }
    .page-khuyen-mai__features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .page-khuyen-mai__section-title {
        font-size: 24px;
    }
    .page-khuyen-mai__section-intro {
        margin-bottom: 36px;
        font-size: 14px;
    }
    .page-khuyen-mai__guide-steps {
        grid-template-columns: 1fr;
        gap: 16px;
        margin-top: 32px;
    }
    .page-khuyen-mai__promo-item,
    .page-khuyen-mai__promo-item-reverse {
        flex-direction: column;
        padding: 20px;
    }
    .page-khuyen-mai__promo-image {
        max-width: 100%;
    }
    .page-khuyen-mai__promo-image img {
        width: 100%;
    }
    .page-khuyen-mai__guide-section {
        padding: 20px 0 50px;
    }
    .page-khuyen-mai__cta-title {
        font-size: 24px;
    }
    .page-khuyen-mai__cta-buttons {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }
    .page-khuyen-mai__cta-buttons .page-khuyen-mai__btn-primary,
    .page-khuyen-mai__cta-buttons .page-khuyen-mai__btn-secondary {
        width: 100%;
        max-width: 300px;
    }
    .page-khuyen-mai img {
        max-width: 100% !important;
        height: auto !important;
    }
    .page-khuyen-mai__btn-primary,
    .page-khuyen-mai__btn-secondary {
        width: 100%;
        max-width: 300px;
        display: block;
        margin-left: auto;
        margin-right: auto;
        box-sizing: border-box;
    }
    .page-khuyen-mai__feature-cta .page-khuyen-mai__btn-primary,
    .page-khuyen-mai__feature-cta .page-khuyen-mai__btn-secondary,
    .page-khuyen-mai__promo-cta .page-khuyen-mai__btn-primary,
    .page-khuyen-mai__promo-cta .page-khuyen-mai__btn-secondary {
        display: block;
    }
}