/* ===== Main Section ===== */
.about-page {
    position: relative;
    min-height: 901px;
    padding-top: 72px;
    overflow: hidden;
}

.about-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.about-bg .bg-img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    min-height: calc(901px - 72px);
    padding: 60px 0 40px;
}

/* Title Area */
.about-title-area {
    width: 735px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.about-title-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
    /*width: 270px;*/
}

.about-title {
    font-size: 68px;
    font-weight: 900;
    color: var(--primary);
    line-height: 1.2;
}

.about-title-line {
    width: 140px;
    height: 4px;
    background: var(--yellow);
    border: none;
    border-radius: 2px;
}

.about-desc {
    font-size: 22px;
    font-weight: 500;
    color: var(--gray-text);
    line-height: 1.8;
    white-space: pre-line;
}

/* Cards Area */
.about-cards {
    display: flex;
    align-items: center;
    gap: 25px;
}

.about-card {
    width: 410px;
    height: 196px;
    border-radius: 20px;
    border: 1px solid #CCCCCC;
    background: var(--white);
    padding: 16px 32px 17px 16px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.about-card:first-child {
    border-color: rgba(204, 204, 204, 0.8);
    padding-bottom: 42px;
}

.about-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 30px rgba(96, 42, 166, 0.12);
    border-color: var(--primary);
}

.about-card-inner {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.about-card-header {
    display: flex;
    align-items: center;
    gap: 16px;
}

.about-card-icon {
    width: 80px;
    height: 80px;
    flex-shrink: 0;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: var(--shadow-icon);
}

.about-card-icon .about-icon {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.about-card-titles {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.about-card-title {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary);
    line-height: 32px;
}

.about-card-subtitle {
    font-size: 18px;
    font-weight: 400;
    color: var(--gray-text);
    line-height: 22px;
}

.about-card-desc {
    font-size: 18px;
    font-weight: 400;
    color: var(--gray-text);
    line-height: 1.5;
    white-space: pre-line;
}

/* ===== Responsive: 1200px ===== */
@media (max-width: 1200px) {
    .about-title-area {
        width: 100%;
    }

    .about-cards {
        flex-wrap: wrap;
        gap: 20px;
    }

    .about-card {
        width: calc(50% - 10px);
    }
}

/* ===== Responsive: 900px ===== */
@media (max-width: 900px) {
    .container {
        padding: 0 40px;
    }

    .about-page {
        padding: 0 12px;
        min-height: auto;
    }

    .about-content {
        min-height: auto;
        padding: 40px 0 30px;
    }

    .about-title {
        font-size: 48px;
    }

    .about-desc {
        font-size: 18px;
    }

    .about-card {
        width: 100%;
        height: auto;
        min-height: 180px;
    }

    .about-card:first-child {
        padding-bottom: 17px;
    }

    .about-card-title {
        font-size: 24px;
    }

    .about-card-subtitle {
        font-size: 16px;
    }

    .about-card-desc {
        font-size: 16px;
    }
}

/* ===== Responsive: 600px ===== */
@media (max-width: 600px) {
    .container {
        padding: 0 20px;
    }

    .header .container {
        padding: 12px 20px;
    }

    .header-nav {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 72px;
        left: 0;
        right: 0;
        background: rgba(255, 255, 255, 0.98);
        padding: 0 24px;
        gap: 0;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1), opacity 0.3s ease, padding 0.3s ease;
    }

    .header-nav.open {
        max-height: 400px;
        opacity: 1;
        padding: 16px 24px;
        gap: 8px;
    }

    .header-nav a {
        padding: 10px 0;
        border-bottom: 1px solid #f0ebf8;
        width: 100%;
        opacity: 1 !important;
        font-size: 16px;
        transform: translateX(-10px);
        opacity: 0;
        transition: transform 0.3s ease, opacity 0.3s ease;
    }

    .header-nav.open a {
        transform: translateX(0);
        opacity: 0.8;
    }

    .header-nav.open a:last-child {
        border-bottom: none;
    }

    .mobile-menu-toggle {
        display: flex;
    }

    .header-actions .btn-yellow, .header-actions .btn-purple {
        display: none;
    }

    .about-page {
        min-height: auto;
    }

    .about-bg {
        /*height: 500px;*/
        display: none;
    }

    .about-content {
        padding: 90px 0 20px;
    }

    .about-title {
        font-size: 36px;
    }

    .about-title-line {
        width: 100px;
    }

    .about-desc {
        font-size: 16px;
        line-height: 1.7;
    }

    .about-card {
        width: 100%;
        min-height: auto;
        padding: 16px;
        flex-direction: column;
        gap: 8px;
    }

    .about-card-header {
        gap: 12px;
    }

    .about-card-icon {
        width: 60px;
        height: 60px;
    }

    .about-card-title {
        font-size: 20px;
        line-height: 1.3;
    }

    .about-card-subtitle {
        font-size: 14px;
    }

    .about-card-desc {
        font-size: 14px;
    }

    .floating-cta .pill-btn {
        font-size: 20px;
        padding: 12px 20px;
    }
}

/* ===== Responsive: 375px ===== */
@media (max-width: 375px) {
    .about-title {
        font-size: 30px;
    }

    .about-card-icon {
        width: 48px;
        height: 48px;
    }

    .about-card-title {
        font-size: 18px;
    }
}