/**
 * KAICE About Us Page Styles
 * 협회 소개 페이지 전용 스타일
 *
 * 컨테이너: kaice-page-container aboutus
 * 섹션: page-section hero, page-section intro, page-section business 등
 *
 * @package KAICE
 * @since 1.0.0
 */

/* ===========================================
   협회 소개 페이지 컨테이너
   =========================================== */

/* page-inner의 overflow 해제하여 box-shadow 잘림 방지 */
.kaice-page-container.aboutus .page-inner {
    overflow: visible;
}

/* ===========================================
   히어로 섹션
   =========================================== */

.aboutus-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    min-height: 400px;
}

.aboutus-hero-content h1 {
    font-size: 2.5rem;
    font-family: var(--theme-font-bold);
    color: var(--theme-text-color);
    margin-bottom: 20px;
}

.aboutus-tagline {
    font-size: 1.25rem;
    color: var(--theme-main-color);
    font-family: var(--theme-font-bold);
    line-height: 1.8;
    margin-bottom: 20px;
}

.aboutus-intro-text {
    font-size: var(--theme-font-size-body);
    color: var(--theme-text-color);
}

.aboutus-hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.aboutus-hero-image {
    max-width: 300px;
}

.aboutus-hero-image img {
    width: 100%;
    height: auto;
}

/* ===========================================
   협회 소개 그리드
   =========================================== */

.aboutus-intro-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

/* ===========================================
   주요 사업 아코디언 (kaice-business)
   =========================================== */

.kaice-business-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.kaice-business-item {
    background: #fff;
    border: 1px solid var(--theme-item-border);
    border-radius: var(--theme-card-radius);
    transition: all 0.2s ease;
}

.kaice-business-item:hover {
    box-shadow: var(--theme-card-shadow);
}

.kaice-business-item[open] .kaice-business-summary {
    border-bottom: none;
}

.kaice-business-summary {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    cursor: pointer;
    list-style: none;
    transition: background-color 0.2s ease;
    border-bottom: 1px solid var(--theme-light-bg);
}

.kaice-business-summary:hover {
    background-color: var(--theme-light-bg);
}

.kaice-business-summary::-webkit-details-marker {
    display: none;
}

.kaice-business-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: #fff;
    border: 1px solid var(--theme-item-border);
    border-radius: var(--theme-card-radius);
    flex-shrink: 0;
}

.kaice-business-icon i {
    font-size: 32px;
    color: var(--theme-main-color);
}

.kaice-business-content {
    flex: 1;
}

.kaice-business-content h3 {
    color: var(--theme-text-color);
    font-size: var(--theme-font-size-card-title);
    font-weight: 600;
    font-family: var(--theme-font-bold);
    margin: 0 0 8px 0;
    line-height: 1.4;
}

.kaice-business-content p {
    color: var(--theme-text-color);
    font-size: var(--theme-font-size-body);
    font-weight: 400;
    margin: 0;
    line-height: 1.5;
}

.kaice-business-arrow {
    transition: transform 0.2s ease;
    color: var(--theme-info-text);
}

.kaice-business-item[open] .kaice-business-arrow {
    transform: rotate(180deg);
}

.kaice-business-details {
    padding: 0 24px 24px;
}

.kaice-business-goal {
    background: #fff;
    border: 1px solid var(--theme-item-border);
    border-radius: var(--theme-card-radius);
    padding: 20px;
    margin-bottom: 24px;
}

.kaice-business-goal h4 {
    display: flex;
    align-items: center;
    color: var(--theme-text-color);
    font-size: var(--theme-font-size-body);
    font-weight: 600;
    font-family: var(--theme-font-bold);
    margin: 0 0 12px 0;
}

.kaice-business-goal p {
    color: var(--theme-text-color);
    font-size: var(--theme-font-size-medium);
    font-weight: 400;
    line-height: 1.6;
    margin: 0;
}

.kaice-business-grid {
    display: flex;
    flex-direction: column;
    gap: 24px;
    margin-left: 10px;
}

.kaice-business-activities h4,
.kaice-business-targets h4 {
    display: flex;
    align-items: center;
    color: var(--theme-text-color);
    font-size: var(--theme-font-size-body);
    font-weight: 600;
    font-family: var(--theme-font-bold);
    margin: 0 0 16px 0;
}

.kaice-business-activities ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.kaice-business-activities li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    color: var(--theme-text-color);
    font-size: var(--theme-font-size-medium);
    font-weight: 400;
    line-height: 1.6;
}

.kaice-business-activities li:before {
    content: '';
    width: 6px;
    height: 6px;
    background-color: var(--theme-main-color);
    border-radius: 50%;
    margin-top: 10px;
    flex-shrink: 0;
}

.kaice-business-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

/* ===========================================
   미션 섹션
   =========================================== */

.kaice-page-container.aboutus .page-section.mission {
    background: var(--theme-main-color) !important;
}

.aboutus-mission-content {
    color: #fff;
}

.aboutus-mission-header {
    text-align: center;
    margin-bottom: 40px;
}

.aboutus-mission-label {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: var(--theme-font-size-small);
    font-family: var(--theme-font-bold);
    margin-bottom: 20px;
}

.aboutus-mission-header h2 {
    font-size: 1.75rem;
    font-family: var(--theme-font-bold);
    color: #fff;
    line-height: 1.6;
    margin: 0;
}

.aboutus-mission-text {
    max-width: 900px;
    margin: 0 auto;
}

.aboutus-mission-text p {
    font-size: var(--theme-font-size-body);
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    margin-bottom: 20px;
}

.aboutus-mission-text p:last-child {
    margin-bottom: 0;
}

.aboutus-mission-text strong {
    color: #fff;
}

/* ===========================================
   비전 섹션
   =========================================== */

.kaice-page-container.aboutus .page-section.vision {
    background: var(--theme-light-bg) !important;
}

.aboutus-vision-content {
    color: var(--theme-text-color);
}

.aboutus-vision-header {
    text-align: center;
    margin-bottom: 40px;
}

.aboutus-vision-label {
    display: inline-block;
    background: var(--theme-main-color);
    color: #fff;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: var(--theme-font-size-small);
    font-family: var(--theme-font-bold);
    margin-bottom: 20px;
}

.aboutus-vision-header h2 {
    font-size: 1.75rem;
    font-family: var(--theme-font-bold);
    color: var(--theme-text-color);
    line-height: 1.6;
    margin: 0;
}

.aboutus-vision-text {
    max-width: 900px;
    margin: 0 auto;
}

.aboutus-vision-text p {
    font-size: var(--theme-font-size-body);
    color: var(--theme-info-text);
    line-height: 1.8;
    margin-bottom: 20px;
}

.aboutus-vision-text p:last-child {
    margin-bottom: 0;
}

.aboutus-vision-text strong {
    color: var(--theme-text-color);
}

/* ===========================================
   반응형 디자인
   =========================================== */

@media (max-width: 768px) {
    .aboutus-hero {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }

    .aboutus-hero-content h1 {
        font-size: 2rem;
    }

    .aboutus-tagline {
        font-size: 1.1rem;
    }

    .aboutus-hero-image {
        max-width: 200px;
    }

    .aboutus-intro-grid {
        grid-template-columns: 1fr;
    }

    .aboutus-mission-header h2,
    .aboutus-vision-header h2 {
        font-size: 1.25rem;
    }

    /* kaice-business 반응형 */
    .kaice-business-summary {
        padding: 20px;
        gap: 16px;
    }

    .kaice-business-icon {
        width: 50px;
        height: 50px;
    }

    .kaice-business-icon i {
        font-size: 24px;
    }

    .kaice-business-content h3 {
        font-size: 1.1rem;
    }

    .kaice-business-content p {
        font-size: 0.9rem;
    }

    .kaice-business-details {
        padding: 0 20px 20px;
    }

    .kaice-business-goal {
        padding: 16px;
    }
}

@media (max-width: 480px) {
    .aboutus-hero-content h1 {
        font-size: 1.75rem;
    }

    .aboutus-tagline {
        font-size: 1rem;
    }

    /* kaice-business 반응형 */
    .kaice-business-summary {
        padding: 16px;
        gap: 12px;
    }

    .kaice-business-icon {
        width: 40px;
        height: 40px;
    }

    .kaice-business-icon i {
        font-size: 20px;
    }

    .kaice-business-content h3 {
        font-size: 1rem;
    }

    .kaice-business-content p {
        font-size: 0.85rem;
    }

    .kaice-business-details {
        padding: 0 16px 16px;
    }

    .kaice-business-badges {
        gap: 6px;
    }
}