/* About Page Styles */

/* ===== ABOUT HERO (큰 페이지 헤더) ===== */
.about-hero {
    position: relative;
    background: var(--white);
    padding: calc(var(--spacing-4xl) + 100px) 0 var(--spacing-4xl);
    text-align: center;
    overflow: hidden;
    border-bottom: 1px solid var(--gray-100);
}

.about-hero::before {
    content: '';
    position: absolute;
    top: -150px;
    right: -150px;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(49, 130, 206, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.about-hero .container {
    position: relative;
    z-index: 1;
}

.about-hero__eyebrow {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--accent);
    margin-bottom: var(--spacing-lg);
}

.about-hero__title {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    color: var(--gray-800);
    line-height: 1.2;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-lg);
}

.about-hero__desc {
    font-size: var(--font-size-base);
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: var(--spacing-2xl);
}

.about-hero__ctas {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.about-hero__cta {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.about-hero__cta--primary {
    background: var(--primary);
    color: var(--white);
    box-shadow: 0 4px 14px rgba(26, 54, 93, 0.3);
}

.about-hero__cta--primary:hover {
    transform: translateY(-2px);
    background: var(--primary-light);
}

.about-hero__cta--secondary {
    background: var(--white);
    color: var(--gray-700);
    border: 1.5px solid var(--gray-300);
}

.about-hero__cta--secondary:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.about-hero__scroll {
    text-align: center;
    color: var(--gray-400);
    font-size: var(--font-size-xs);
    letter-spacing: 0.25em;
    margin-top: var(--spacing-2xl);
    animation: aboutScroll 2s ease-in-out infinite;
}

@keyframes aboutScroll {
    0%, 100% { transform: translateY(0); opacity: 0.4; }
    50% { transform: translateY(6px); opacity: 1; }
}

/* ===== VISION 선언 블록 ===== */
.vision-section {
    padding: var(--spacing-4xl) 0;
    background: var(--primary-dark);
    color: var(--white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.vision-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, var(--primary) 0%, var(--primary-dark) 70%);
}

.vision-container {
    position: relative;
    z-index: 1;
    max-width: 900px;
}

.vision-eyebrow {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.3em;
    color: var(--accent-light);
    margin-bottom: var(--spacing-lg);
}

.vision-title {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    line-height: 1.25;
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-xl);
}

.vision-desc {
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.85);
    max-width: 760px;
    margin: 0 auto;
}

/* ===== PROFILE HERO (대표 큰 카드) ===== */
.profile-section {
    padding: var(--spacing-4xl) 0;
    background: var(--white);
}

.profile-hero {
    display: grid;
    grid-template-columns: 0.9fr 1.4fr;
    gap: var(--spacing-3xl);
    align-items: center;
    max-width: 1100px;
    margin: 0 auto;
}

.profile-hero__photo {
    aspect-ratio: 4/5;
    border-radius: var(--radius-2xl);
    overflow: hidden;
    box-shadow: var(--shadow-2xl);
    background: var(--gray-100);
}

.profile-hero__photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-hero__role {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--accent);
    margin-bottom: var(--spacing-sm);
}

.profile-hero__name {
    font-size: var(--font-size-6xl);
    font-weight: 800;
    color: var(--gray-800);
    letter-spacing: -0.03em;
    margin-bottom: var(--spacing-xl);
    line-height: 1;
}

.profile-hero__motto {
    margin-bottom: var(--spacing-xl);
    padding: var(--spacing-lg) var(--spacing-xl);
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.04) 0%, rgba(49, 130, 206, 0.06) 100%);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary);
}

.profile-hero__motto-hanja {
    display: inline-block;
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--primary);
    letter-spacing: 0.15em;
    margin-right: var(--spacing-md);
    font-family: 'Nanum Myeongjo', 'Noto Serif KR', serif;
}

.profile-hero__motto-korean {
    display: inline-block;
    font-size: var(--font-size-base);
    color: var(--gray-600);
    font-weight: 500;
    letter-spacing: 0.05em;
}

.profile-hero__motto-meaning {
    margin: var(--spacing-sm) 0 0;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--gray-700);
    font-weight: 400;
}

@media (max-width: 768px) {
    .profile-hero__motto {
        padding: var(--spacing-md) var(--spacing-lg);
    }

    .profile-hero__motto-hanja {
        display: block;
        font-size: var(--font-size-xl);
        margin-right: 0;
        margin-bottom: 4px;
    }

    .profile-hero__motto-korean {
        font-size: var(--font-size-sm);
    }

    .profile-hero__motto-meaning {
        font-size: var(--font-size-xs);
    }
}

.profile-hero__quote {
    position: relative;
    padding-left: var(--spacing-2xl);
    margin-bottom: var(--spacing-2xl);
    font-size: var(--font-size-base);
    line-height: 1.8;
    color: var(--gray-600);
    border-left: 3px solid var(--accent);
    font-style: italic;
}

.profile-hero__quote-mark {
    position: absolute;
    top: -20px;
    left: var(--spacing-md);
    font-size: 4rem;
    color: var(--accent);
    opacity: 0.3;
    line-height: 1;
    font-family: Georgia, serif;
}

.profile-hero__career-label {
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--gray-500);
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--gray-200);
}

.profile-hero__career {
    list-style: none;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xs) var(--spacing-lg);
}

.profile-hero__career li {
    font-size: var(--font-size-sm);
    color: var(--gray-700);
    padding-left: var(--spacing-md);
    position: relative;
    line-height: 1.7;
}

.profile-hero__career li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 11px;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent);
}

/* ===== ORG CHART (협업 다이어그램) ===== */
.orgchart-section {
    padding: var(--spacing-4xl) 0;
    background: var(--white);
    text-align: center;
}

.section-eyebrow-c {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.25em;
    color: var(--accent);
    margin-bottom: var(--spacing-md);
}

.orgchart-title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--gray-800);
    line-height: 1.25;
    letter-spacing: -0.025em;
    margin-bottom: var(--spacing-md);
}

.orgchart-desc {
    font-size: var(--font-size-base);
    color: var(--gray-500);
    line-height: 1.7;
    max-width: 700px;
    margin: 0 auto var(--spacing-3xl);
}

.orgchart {
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    padding: var(--spacing-2xl) 0;
}

.orgchart__center {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-2xl);
    position: relative;
}

.orgchart__center::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    width: 1.5px;
    height: 50px;
    background: var(--gray-300);
}

.org-center-card {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    color: var(--white);
    padding: var(--spacing-xl) var(--spacing-3xl);
    border-radius: var(--radius-2xl);
    box-shadow: var(--shadow-xl);
    text-align: center;
    min-width: 220px;
    position: relative;
    z-index: 2;
}

.org-center-card__role {
    font-size: var(--font-size-xs);
    font-weight: 600;
    letter-spacing: 0.15em;
    opacity: 0.85;
    margin-bottom: var(--spacing-xs);
}

.org-center-card__name {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    letter-spacing: -0.02em;
}

.orgchart__group {
    position: relative;
    padding-top: var(--spacing-2xl);
    margin-top: var(--spacing-xl);
}

.orgchart__group--internal {
    padding-top: 60px;
}

.orgchart__group--external {
    margin-top: var(--spacing-3xl);
}

.orgchart__group-label {
    display: inline-block;
    font-size: var(--font-size-xs);
    font-weight: 700;
    letter-spacing: 0.2em;
    color: var(--accent);
    background: var(--white);
    padding: var(--spacing-sm) var(--spacing-lg);
    border: 1px solid var(--accent);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-xl);
    position: relative;
    z-index: 2;
}

.orgchart__nodes {
    display: grid;
    gap: var(--spacing-md);
    grid-template-columns: repeat(4, 1fr);
}

.orgchart__group--external .orgchart__nodes {
    grid-template-columns: repeat(5, 1fr);
}

.org-node {
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.org-node:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
}

.org-node__icon {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
}

.org-node__title {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--spacing-xs);
}

.org-node__desc {
    font-size: var(--font-size-xs);
    color: var(--gray-500);
    line-height: 1.5;
}

.org-node--internal {
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--white) 100%);
}

.org-node--partner {
    background: var(--white);
}

/* ===== ABOUT FINAL CTA ===== */
.about-final-cta {
    padding: var(--spacing-4xl) 0;
    background: var(--primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-final-cta::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, var(--primary-light) 0%, var(--primary) 70%);
}

.about-final-cta .container {
    position: relative;
    z-index: 1;
}

.about-final-cta__title {
    font-size: var(--font-size-5xl);
    font-weight: 800;
    color: var(--white);
    line-height: 1.25;
    letter-spacing: -0.025em;
    margin-bottom: var(--spacing-md);
}

.about-final-cta__subtitle {
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: var(--spacing-2xl);
}

.about-final-cta__btns {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

.about-final-cta__btn {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: transform var(--transition-base);
}

.about-final-cta__btn--primary {
    background: var(--gray-900);
    color: var(--white);
}

.about-final-cta__btn--primary:hover {
    transform: translateY(-2px);
    background: var(--white);
    color: var(--primary);
}

.about-final-cta__btn--secondary {
    background: transparent;
    color: var(--white);
    border: 1.5px solid rgba(255, 255, 255, 0.5);
}

.about-final-cta__btn--secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

/* ===== Responsive for new sections ===== */
@media (max-width: 1024px) {
    .profile-hero {
        grid-template-columns: 1fr;
        max-width: 600px;
    }

    .profile-hero__career {
        grid-template-columns: 1fr;
    }

    .orgchart__nodes {
        grid-template-columns: repeat(2, 1fr);
    }

    .orgchart__group--external .orgchart__nodes {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-hero__title,
    .vision-title,
    .profile-hero__name {
        font-size: var(--font-size-4xl);
    }

    .about-hero__ctas {
        flex-direction: column;
    }

    .about-hero__cta {
        justify-content: center;
        width: 100%;
    }

    .orgchart-title,
    .about-final-cta__title {
        font-size: var(--font-size-3xl);
    }

    .orgchart__nodes,
    .orgchart__group--external .orgchart__nodes {
        grid-template-columns: 1fr;
    }

    .about-final-cta__btns {
        flex-direction: column;
    }

    .about-final-cta__btn {
        width: 100%;
        justify-content: center;
    }
}


.about-intro__content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.about-intro__heading {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--spacing-lg);
}

.about-intro__desc {
    font-size: var(--font-size-lg);
    color: var(--gray-600);
    line-height: 1.8;
}

.about-intro__image {
    border-radius: var(--radius-xl);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--gray-100);
}

.about-intro__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 5rem;
    background: var(--gradient-primary);
    color: var(--white);
}

/* Profile Card */
.profile-card {
    display: flex;
    gap: var(--spacing-2xl);
    background: var(--white);
    padding: var(--spacing-2xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-lg);
    max-width: 860px;
    margin: 0 auto;
}

.profile-card__image {
    width: 150px;
    height: 150px;
    border-radius: var(--radius-full);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: var(--white);
    flex-shrink: 0;
    overflow: hidden;
}

.profile-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-card__info {
    flex: 1;
}

.profile-card__name {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--gray-800);
    margin-bottom: var(--spacing-xs);
}

.profile-card__role {
    font-size: var(--font-size-base);
    color: var(--accent);
    font-weight: 500;
    margin-bottom: var(--spacing-lg);
}

.profile-card__career {
    list-style: none;
}

.profile-card__career li {
    font-size: var(--font-size-sm);
    color: var(--gray-600);
    padding: var(--spacing-xs) 0;
    padding-left: var(--spacing-lg);
    position: relative;
}

.profile-card__career li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
}

/* Location */
.location-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
}

.location-info__item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-xl);
}

.location-info__icon {
    font-size: var(--font-size-2xl);
}

.location-info__label {
    font-size: var(--font-size-sm);
    color: var(--gray-500);
    margin-bottom: var(--spacing-xs);
}

.location-info__value {
    font-size: var(--font-size-lg);
    font-weight: 500;
    color: var(--gray-800);
}

.location-map {
    border-radius: var(--radius-xl);
    overflow: hidden;
    background: var(--gray-100);
    min-height: 300px;
}

.map-placeholder {
    width: 100%;
    height: 100%;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-lg);
    color: var(--gray-400);
    background: var(--gray-100);
}

/* Location links */
.location-info__value a {
    color: var(--primary);
    text-decoration: underline;
    text-underline-offset: 2px;
}
.location-info__value a:hover {
    color: var(--accent);
}

/* Building photo */
.building-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--radius-xl);
    min-height: 300px;
}

/* Certificates Grid */
.certificates-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-xl);
}

.cert-card {
    background: var(--white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.cert-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--shadow-xl);
}

.cert-card__image {
    aspect-ratio: 3/4;
    overflow: hidden;
    background: var(--gray-50);
}

.cert-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top;
}

.cert-card__info {
    padding: var(--spacing-md) var(--spacing-lg);
}

.cert-card__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--gray-800);
    margin-bottom: var(--spacing-xs);
    line-height: 1.5;
}

.cert-card__period {
    font-size: var(--font-size-xs);
    color: var(--accent);
    font-weight: 500;
    margin-bottom: var(--spacing-xs);
}

.cert-card__issuer {
    font-size: var(--font-size-xs);
    color: var(--gray-400);
}

/* Office Gallery */
.office-gallery {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-md);
}

.office-photo {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 4/3;
    background: var(--gray-100);
}

.office-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.office-photo:hover img {
    transform: scale(1.05);
}

/* Responsive */
@media (max-width: 1024px) {
    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .about-intro__content {
        grid-template-columns: 1fr;
    }

    .about-intro__image {
        order: -1;
    }

    .profile-card {
        flex-direction: column;
        text-align: center;
    }

    .profile-card__image {
        margin: 0 auto;
    }

    .profile-card__career li {
        text-align: left;
    }

    .location-content {
        grid-template-columns: 1fr;
    }

    .certificates-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .office-gallery {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .office-gallery {
        grid-template-columns: 1fr;
    }

    .certificates-grid {
        grid-template-columns: 1fr;
    }

    .orgchart__nodes,
    .orgchart__group--external .orgchart__nodes {
        grid-template-columns: 1fr;
    }

    .org-center-card {
        min-width: auto;
        padding: var(--spacing-lg) var(--spacing-2xl);
    }

    .profile-hero__name {
        font-size: var(--font-size-3xl);
    }

    .vision-title {
        font-size: var(--font-size-3xl);
    }
}