/* style/about.css */

/* Biến CSS cho màu sắc */
:root {
    --page-about-primary-color: #0A246A;
    --page-about-secondary-color: #FFD700;
    --page-about-text-dark: #333;
    --page-about-text-light: #fff;
    --page-about-background-light: #f8f8f8;
    --page-about-background-dark: #0A246A;
    --page-about-accent-gold: #FFD700;
}

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

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

/* Hero Section */
.page-about__hero-section {
    background: linear-gradient(135deg, var(--page-about-primary-color) 0%, #06173D 100%); /* Slightly darker blue for gradient start */
    color: var(--page-about-text-light);
    padding: 100px 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-about__hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(255, 215, 0, 0.1) 0%, rgba(10, 36, 106, 0) 70%);
    animation: page-about-rotate 20s linear infinite;
    z-index: 0;
}

@keyframes page-about-rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.page-about__hero-section .page-about__container {
    position: relative;
    z-index: 1;
}

.page-about__hero-title {
    font-size: 3.5em;
    margin-bottom: 20px;
    color: var(--page-about-accent-gold);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    font-weight: bold;
}

.page-about__hero-description {
    font-size: 1.3em;
    max-width: 800px;
    margin: 0 auto 40px auto;
    color: rgba(255, 255, 255, 0.9);
}

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

.page-about__section:nth-of-type(even) {
    background-color: #f0f0f0;
}

.page-about__section-title {
    font-size: 2.5em;
    color: var(--page-about-primary-color);
    text-align: center;
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 15px;
}

.page-about__section-title::after {
    content: '';
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background-color: var(--page-about-accent-gold);
    border-radius: 2px;
}

/* Content Grid */
.page-about__content-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.page-about__content-grid:nth-child(even) {
    direction: rtl; /* Reverse order for alternating sections */
}

.page-about__content-grid .page-about__text-content {
    direction: ltr; /* Ensure text remains LTR */
}

.page-about__image-wrapper {
    text-align: center;
}

.page-about__image {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
}

/* Vision & Mission */
.page-about__grid-cols-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.page-about__card {
    background-color: var(--page-about-text-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about__card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.page-about__card-title {
    font-size: 1.8em;
    color: var(--page-about-primary-color);
    margin-bottom: 15px;
}

/* Values List */
.page-about__value-list {
    list-style: none;
    padding: 0;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.page-about__value-list li {
    background-color: var(--page-about-text-light);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
    display: flex;
    align-items: flex-start;
    font-size: 1.1em;
}

.page-about__icon {
    color: var(--page-about-accent-gold);
    font-size: 1.5em;
    margin-right: 15px;
    line-height: 1;
}

.page-about__value-list li strong {
    color: var(--page-about-primary-color);
}

/* Why Choose Us - Feature Cards */
.page-about__grid-cols-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.page-about__feature-card {
    background-color: var(--page-about-text-light);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-about__feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.1);
}

.page-about__feature-icon {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    border-radius: 50%;
    background-color: var(--page-about-primary-color);
    padding: 15px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.page-about__feature-title {
    font-size: 1.6em;
    color: var(--page-about-primary-color);
    margin-bottom: 15px;
}

.page-about__cta-wrapper {
    text-align: center;
    margin-top: 60px;
}

/* Call to Action Bottom */
.page-about__cta-bottom {
    background-color: var(--page-about-background-dark);
    color: var(--page-about-text-light);
    padding: 80px 0;
    text-align: center;
}

.page-about__cta-flex {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.page-about__cta-title {
    font-size: 2.8em;
    color: var(--page-about-accent-gold);
    margin-bottom: 20px;
}

.page-about__cta-text {
    font-size: 1.2em;
    max-width: 700px;
    margin-bottom: 40px;
    color: rgba(255, 255, 255, 0.9);
}

.page-about__cta-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    justify-content: center;
}

/* Buttons */
.page-about__btn {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: all 0.3s ease;
    cursor: pointer;
    white-space: nowrap;
}

.page-about__btn--primary {
    background-color: var(--page-about-accent-gold);
    color: var(--page-about-primary-color);
    border: 2px solid var(--page-about-accent-gold);
}

.page-about__btn--primary:hover {
    background-color: #e6c200; /* Slightly darker gold */
    border-color: #e6c200;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.page-about__btn--secondary {
    background-color: var(--page-about-primary-color);
    color: var(--page-about-accent-gold);
    border: 2px solid var(--page-about-primary-color);
}

.page-about__btn--secondary:hover {
    background-color: #06173D; /* Slightly darker blue */
    border-color: #06173D;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.page-about__btn--ghost {
    background-color: transparent;
    color: var(--page-about-accent-gold);
    border: 2px solid var(--page-about-accent-gold);
}

.page-about__btn--ghost:hover {
    background-color: var(--page-about-accent-gold);
    color: var(--page-about-primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Responsive Design */
@media (max-width: 992px) {
    .page-about__hero-title {
        font-size: 2.8em;
    }
    .page-about__hero-description {
        font-size: 1.1em;
    }
    .page-about__section-title {
        font-size: 2em;
    }
    .page-about__content-grid,
    .page-about__grid-cols-2 {
        grid-template-columns: 1fr;
    }
    .page-about__content-grid:nth-child(even) {
        direction: ltr; /* Reset for smaller screens */
    }
    .page-about__image-wrapper {
        order: -1; /* Image first on mobile for alternating sections */
    }
    .page-about__cta-title {
        font-size: 2.2em;
    }
}

@media (max-width: 768px) {
    .page-about__hero-section {
        padding: 80px 0;
    }
    .page-about__hero-title {
        font-size: 2.2em;
    }
    .page-about__hero-description {
        font-size: 1em;
    }
    .page-about__section {
        padding: 40px 0;
    }
    .page-about__section-title {
        font-size: 1.8em;
    }
    .page-about__value-list {
        grid-template-columns: 1fr;
    }
    .page-about__grid-cols-3 {
        grid-template-columns: 1fr;
    }
    .page-about__cta-title {
        font-size: 1.8em;
    }
    .page-about__cta-text {
        font-size: 1em;
    }
    .page-about__cta-buttons {
        flex-direction: column;
        gap: 15px;
    }
    .page-about__btn {
        width: 100%;
        padding: 12px 20px;
        font-size: 1em;
    }
}

@media (max-width: 480px) {
    .page-about__hero-section {
        padding: 60px 0;
    }
    .page-about__hero-title {
        font-size: 1.8em;
    }
    .page-about__hero-description {
        font-size: 0.9em;
    }
    .page-about__section-title {
        font-size: 1.5em;
    }
    .page-about__card,
    .page-about__feature-card {
        padding: 20px;
    }
}