/* style/contact.css */
/* Body background is assumed dark from shared.css, so text colors are light */

:root {
    --primary-color: #11A84E;
    --secondary-color: #22C768;
    --button-gradient: linear-gradient(180deg, #2AD16F 0%, #13994A 100%);
    --card-bg-color: #11271B;
    --background-color: #08160F;
    --text-main-color: #F2FFF6;
    --text-secondary-color: #A7D9B8;
    --border-color: #2E7A4E;
    --glow-color: #57E38D;
    --gold-color: #F2C14E;
    --divider-color: #1E3A2A;
    --deep-green-color: #0A4B2C;
}

.page-contact {
    color: var(--text-main-color); /* Default text color for the page */
    background-color: var(--background-color);
}

.page-contact__hero-section {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 60px 20px;
    padding-top: 10px; /* Small top padding, body handles header offset */
    background-color: var(--background-color);
    overflow: hidden;
}

.page-contact__hero-image-wrapper {
    width: 100%;
    max-width: 100%;
    margin-bottom: 30px;
    box-sizing: border-box;
}

.page-contact__hero-image {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 12px;
    object-fit: cover;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.page-contact__hero-content {
    text-align: center;
    max-width: 900px;
    width: 100%;
    padding: 0 15px;
    box-sizing: border-box;
}

.page-contact__main-title {
    font-size: clamp(2.2em, 4vw, 3.5em);
    font-weight: 700;
    color: var(--text-main-color);
    line-height: 1.2;
    margin-bottom: 20px;
    text-shadow: 0 0 10px rgba(87, 227, 141, 0.5);
}

.page-contact__description {
    font-size: 1.15em;
    color: var(--text-secondary-color);
    line-height: 1.6;
    margin-bottom: 30px;
}

.page-contact__cta-group {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    width: 100%;
}

.page-contact__btn-primary,
.page-contact__btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 30px;
    border-radius: 8px;
    font-size: 1.1em;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    white-space: normal;
    word-wrap: break-word;
    box-sizing: border-box;
    max-width: 100%;
}

.page-contact__btn-primary {
    background: var(--button-gradient);
    color: #ffffff;
    border: 2px solid transparent;
    box-shadow: 0 4px 15px rgba(42, 209, 111, 0.4);
}

.page-contact__btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(42, 209, 111, 0.6);
    opacity: 0.9;
}

.page-contact__btn-secondary {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.page-contact__btn-secondary:hover {
    background-color: var(--primary-color);
    color: #ffffff;
    transform: translateY(-3px);
}

.page-contact__text-link {
    color: var(--glow-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.page-contact__text-link:hover {
    color: var(--gold-color);
    text-decoration: underline;
}

.page-contact__highlight-text {
    color: var(--glow-color);
    font-weight: 600;
}

.page-contact__container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

.page-contact__channels-section,
.page-contact__faq-section,
.page-contact__cta-section {
    padding: 80px 0;
    text-align: center;
}

.page-contact__channels-section {
    background-color: var(--background-color);
}

.page-contact__faq-section {
    background-color: var(--card-bg-color);
}

.page-contact__cta-section {
    background-color: var(--background-color);
    padding-bottom: 100px;
}

.page-contact__section-title {
    font-size: clamp(1.8em, 3.5vw, 2.8em);
    font-weight: 700;
    color: var(--text-main-color);
    margin-bottom: 25px;
    line-height: 1.3;
}

.page-contact__section-title--small {
    font-size: clamp(1.6em, 3vw, 2.4em);
}

.page-contact__section-description {
    font-size: 1.1em;
    color: var(--text-secondary-color);
    line-height: 1.7;
    max-width: 800px;
    margin: 0 auto 50px auto;
}

.page-contact__channel-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.page-contact__channel-card {
    background-color: var(--card-bg-color);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid var(--border-color);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.page-contact__channel-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
}

.page-contact__channel-icon {
    width: 100%;
    max-width: 250px;
    height: auto;
    margin-bottom: 25px;
    border-radius: 8px;
    object-fit: cover;
}

.page-contact__channel-title {
    font-size: 1.6em;
    color: var(--glow-color);
    margin-bottom: 15px;
    font-weight: 700;
}

.page-contact__channel-text {
    font-size: 1em;
    color: var(--text-secondary-color);
    line-height: 1.6;
    margin-bottom: 25px;
    flex-grow: 1;
}

.page-contact__email-address,
.page-contact__phone-number {
    font-size: 1.1em;
    font-weight: 600;
    color: var(--text-main-color);
    margin-bottom: 15px;
}

.page-contact__social-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

.page-contact__social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 6px;
    font-size: 0.95em;
    font-weight: 600;
    text-decoration: none;
    color: #ffffff;
    transition: background-color 0.3s ease, transform 0.3s ease;
    min-width: 100px;
    box-sizing: border-box;
}

.page-contact__social-btn--facebook {
    background-color: #3b5998;
}

.page-contact__social-btn--telegram {
    background-color: #0088cc;
}

.page-contact__social-btn--zalo {
    background-color: #0088ff;
}

.page-contact__social-btn:hover {
    transform: translateY(-2px);
    opacity: 0.9;
}

.page-contact__faq-list {
    margin-top: 50px;
    text-align: left;
}

.page-contact__faq-item {
    background-color: var(--background-color);
    border: 1px solid var(--divider-color);
    border-radius: 8px;
    margin-bottom: 15px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.page-contact__faq-item[open] {
    background-color: var(--deep-green-color);
    border-color: var(--primary-color);
}

.page-contact__faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 25px;
    cursor: pointer;
    font-size: 1.2em;
    font-weight: 600;
    color: var(--text-main-color);
    transition: background-color 0.3s ease;
    user-select: none;
    list-style: none; /* For details tag */
}

.page-contact__faq-question::-webkit-details-marker {
    display: none;
}

.page-contact__faq-item[open] .page-contact__faq-question {
    color: var(--glow-color);
}

.page-contact__faq-question:hover {
    background-color: rgba(var(--primary-color), 0.1);
}

.page-contact__faq-toggle {
    font-size: 1.5em;
    font-weight: 700;
    color: var(--primary-color);
    margin-left: 15px;
}

.page-contact__faq-item[open] .page-contact__faq-toggle {
    color: var(--glow-color);
}

.page-contact__faq-answer {
    padding: 0 25px 20px 25px;
    font-size: 1em;
    color: var(--text-secondary-color);
    line-height: 1.7;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease-out;
    box-sizing: border-box;
}

.page-contact__faq-item.active .page-contact__faq-answer {
    max-height: 2000px; /* Sufficiently large to show all content */
}

.page-contact__faq-answer p {
    margin-bottom: 10px;
}

.page-contact__faq-answer p:last-child {
    margin-bottom: 0;
}

/* Responsive Styles */
@media (max-width: 1024px) {
    .page-contact__hero-section {
        padding: 40px 15px;
    }

    .page-contact__channels-section,
    .page-contact__faq-section,
    .page-contact__cta-section {
        padding: 60px 0;
    }

    .page-contact__channel-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .page-contact__section-description {
        margin-bottom: 40px;
    }
}

@media (max-width: 768px) {
    .page-contact__hero-section {
        padding: 30px 15px;
        padding-top: 10px !important;
    }

    .page-contact__hero-image-wrapper {
        margin-bottom: 20px;
    }

    .page-contact__hero-image,
    .page-contact__channel-icon,
    .page-contact img {
        max-width: 100% !important;
        width: 100% !important;
        height: auto !important;
        display: block !important;
    }
    
    .page-contact__container,
    .page-contact__hero-content,
    .page-contact__channel-card,
    .page-contact__faq-item,
    .page-contact__cta-group,
    .page-contact__social-links,
    .page-contact__channels-section,
    .page-contact__faq-section,
    .page-contact__cta-section {
        max-width: 100% !important;
        width: 100% !important;
        box-sizing: border-box !important;
        padding-left: 15px;
        padding-right: 15px;
    }

    .page-contact__main-title {
        font-size: clamp(2em, 8vw, 2.5em);
        margin-bottom: 15px;
    }

    .page-contact__description {
        font-size: 1em;
        margin-bottom: 20px;
    }

    .page-contact__cta-group {
        flex-direction: column;
        gap: 15px;
    }

    .page-contact__btn-primary,
    .page-contact__btn-secondary,
    .page-contact a[class*="button"],
    .page-contact a[class*="btn"] {
        max-width: 100% !important;
        width: 100% !important;
        padding: 12px 20px !important;
        font-size: 1em !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        box-sizing: border-box !important;
    }

    .page-contact__section-title {
        font-size: clamp(1.6em, 6vw, 2em);
        margin-bottom: 20px;
    }

    .page-contact__section-description {
        font-size: 0.95em;
        margin-bottom: 30px;
    }

    .page-contact__channel-grid {
        grid-template-columns: 1fr;
    }

    .page-contact__channel-card {
        padding: 25px 20px;
    }

    .page-contact__faq-question {
        font-size: 1.05em;
        padding: 18px 20px;
    }

    .page-contact__faq-answer {
        padding: 0 20px 18px 20px;
    }

    .page-contact__social-links {
        flex-direction: column;
        gap: 10px;
    }

    .page-contact__social-btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .page-contact__hero-section {
        padding: 20px 10px;
        padding-top: 10px !important;
    }

    .page-contact__hero-content {
        padding: 0 10px;
    }

    .page-contact__main-title {
        font-size: clamp(1.8em, 9vw, 2.2em);
    }

    .page-contact__description {
        font-size: 0.9em;
    }

    .page-contact__channels-section,
    .page-contact__faq-section,
    .page-contact__cta-section {
        padding: 40px 0;
    }

    .page-contact__section-title {
        font-size: clamp(1.4em, 7vw, 1.8em);
    }

    .page-contact__section-description {
        font-size: 0.9em;
        margin-bottom: 25px;
    }

    .page-contact__faq-question {
        font-size: 1em;
        padding: 15px;
    }

    .page-contact__faq-answer {
        padding: 0 15px 15px 15px;
    }

    .page-contact__container,
    .page-contact__hero-content,
    .page-contact__channel-card,
    .page-contact__faq-item,
    .page-contact__cta-group,
    .page-contact__social-links,
    .page-contact__channels-section,
    .page-contact__faq-section,
    .page-contact__cta-section {
        padding-left: 10px;
        padding-right: 10px;
    }
}