/* style/about.css */

/* Biến CSS */
:root {
    --page-about-primary-color: #0A2463;
    --page-about-accent-color: #E3B23C;
    --page-about-text-dark: #333333;
    --page-about-text-light: #ffffff;
    --page-about-bg-light: #f4f7f6;
    --page-about-bg-gradient: linear-gradient(135deg, var(--page-about-primary-color), #2a4e8d);
    --page-about-button-hover: #c99f34;
}

.page-about {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--page-about-text-dark);
    background-color: var(--page-about-bg-light);
}

.page-about__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Hero Section */
.page-about__hero {
    position: relative;
    height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--page-about-text-light);
    text-align: center;
    overflow: hidden;
    background: var(--page-about-bg-gradient);
    padding: 60px 20px;
}

.page-about__hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
    z-index: 0;
}

.page-about__hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.page-about__title {
    font-size: 3.2em;
    margin-bottom: 15px;
    color: var(--page-about-text-light);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

.page-about__subtitle {
    font-size: 1.4em;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* General Section Styling */
.page-about__section {
    padding: 60px 0;
    background-color: var(--page-about-bg-light);
    position: relative;
}

.page-about__section:nth-of-type(even) {
    background-color: #e9ecef;
}

.page-about__section-title {
    font-size: 2.5em;
    color: var(--page-about-primary-color);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
}

.page-about__section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background-color: var(--page-about-accent-color);
    margin: 15px auto 0;
    border-radius: 2px;
}

.page-about__section-description {
    text-align: center;
    max-width: 800px;
    margin: -20px auto 40px;
    font-size: 1.1em;
    color: #555;
}

/* Mission & Vision */
.page-about__mission-vision {
    background-color: var(--page-about-bg-light);
}

.page-about__content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.page-about__text-block h3 {
    font-size: 1.8em;
    color: var(--page-about-accent-color);
    margin-bottom: 15px;
}

.page-about__text-block p {
    font-size: 1.1em;
    color: #555;
}

/* Why Choose Us */
.page-about__why-choose-us {
    background-color: #f0f3f6;
}

.page-about__feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    text-align: center;
    margin-bottom: 40px;
}

.page-about__feature-item {
    background-color: var(--page-about-text-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about__feature-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.page-about__feature-icon {
    width: 70px;
    height: 70px;
    margin-bottom: 20px;
    object-fit: contain;
}

.page-about__feature-item h3 {
    font-size: 1.5em;
    color: var(--page-about-primary-color);
    margin-bottom: 10px;
}

.page-about__feature-item p {
    font-size: 1em;
    color: #666;
}

/* Our Team */
.page-about__our-team {
    background-color: var(--page-about-bg-light);
}

.page-about__team-members {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
    margin-bottom: 40px;
}

.page-about__member-card {
    background-color: var(--page-about-text-light);
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
    text-align: center;
    padding: 30px;
    transition: transform 0.3s ease;
}

.page-about__member-card:hover {
    transform: scale(1.03);
}

.page-about__member-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 20px;
    border: 4px solid var(--page-about-accent-color);
}

.page-about__member-card h3 {
    font-size: 1.6em;
    color: var(--page-about-primary-color);
    margin-bottom: 5px;
}

.page-about__member-card p {
    font-size: 1em;
    color: #777;
}

/* Call to Action */
.page-about__cta-section {
    background: var(--page-about-bg-gradient);
    color: var(--page-about-text-light);
    text-align: center;
    padding: 80px 20px;
    position: relative;
    overflow: hidden;
}

.page-about__cta-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
    z-index: 0;
}

.page-about__cta-title {
    font-size: 2.8em;
    margin-bottom: 20px;
    color: var(--page-about-text-light);
    position: relative;
    z-index: 1;
}

.page-about__cta-description {
    font-size: 1.3em;
    margin-bottom: 30px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 1;
}

.page-about__cta-button {
    display: inline-block;
    background-color: var(--page-about-accent-color);
    color: var(--page-about-primary-color);
    padding: 15px 35px;
    border-radius: 50px;
    text-decoration: none;
    font-size: 1.2em;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 1;
}

.page-about__cta-button:hover {
    background-color: var(--page-about-button-hover);
    transform: translateY(-3px);
}

/* Image inline styling */
.page-about__image-inline {
    width: 100%;
    max-width: 800px;
    display: block;
    margin: 40px auto 0;
    border-radius: 10px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    height: auto;
    object-fit: cover;
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-about__title {
        font-size: 2.8em;
    }
    .page-about__subtitle {
        font-size: 1.2em;
    }
    .page-about__section-title {
        font-size: 2em;
    }
    .page-about__cta-title {
        font-size: 2.2em;
    }
    .page-about__cta-description {
        font-size: 1.1em;
    }
}

@media (max-width: 768px) {
    .page-about__hero {
        height: 350px;
        padding: 40px 15px;
    }
    .page-about__title {
        font-size: 2.2em;
    }
    .page-about__subtitle {
        font-size: 1em;
    }
    .page-about__section {
        padding: 40px 0;
    }
    .page-about__section-title {
        font-size: 1.8em;
        margin-bottom: 30px;
    }
    .page-about__section-description {
        margin-bottom: 30px;
        font-size: 1em;
    }
    .page-about__content-grid {
        grid-template-columns: 1fr;
    }
    .page-about__feature-grid {
        grid-template-columns: 1fr;
    }
    .page-about__team-members {
        grid-template-columns: 1fr;
    }
    .page-about__cta-section {
        padding: 60px 15px;
    }
    .page-about__cta-title {
        font-size: 1.8em;
    }
    .page-about__cta-description {
        font-size: 1em;
    }
    .page-about__cta-button {
        padding: 12px 25px;
        font-size: 1.1em;
    }
    .page-about__member-card {
        padding: 20px;
    }
    .page-about__member-avatar {
        width: 100px;
        height: 100px;
    }
}

@media (max-width: 480px) {
    .page-about__hero {
        height: 300px;
    }
    .page-about__title {
        font-size: 1.8em;
    }
    .page-about__subtitle {
        font-size: 0.9em;
    }
    .page-about__section-title {
        font-size: 1.5em;
    }
    .page-about__cta-title {
        font-size: 1.6em;
    }
    .page-about__cta-button {
        font-size: 1em;
        padding: 10px 20px;
    }
}