/**
 * Introduction Page Styles
 * 도입안내 페이지 전용 스타일
 */

/* ========================================
   Hero Section
======================================== */
.intro-hero {
    padding: 112px 80px;
    background: var(--color-white);
    min-height: 1364px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.intro-hero__container {
    max-width: 1280px;
    margin: 0 auto;
    width: 100%;
    position: relative;
}

.intro-hero__content {
    max-width: 768px;
    margin: 0 auto;
    text-align: center;
}

.intro-hero__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    margin-bottom: 24px;
}

.intro-hero__subtitle {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-primary);
    margin-bottom: 32px;
}

.intro-hero__image {
    margin-top: 32px;
    width: 100%;
    height: auto;
}

.intro-hero__image-img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========================================
   Core Problems Section
======================================== */
.core-problems-section {
    padding: 112px 64px;
    background: var(--color-white);
}

.core-problems-section__container {
    max-width: 1280px;
    margin: 0 auto;
}

.core-problems-section__content {
    display: flex;
    gap: 200px;
    align-items: flex-start;
}

.core-problems-section__header {
    flex-shrink: 0;
}

.core-problems-section__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    text-align: left;
}

.core-problems-section__timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    flex: 1;
}

.timeline-item {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.timeline-item__icon {
    flex-shrink: 0;
}

.timeline-icon-img {
    width: 48px;
    height: auto;
    display: block;
}

.timeline-item__content {
    flex: 1;
    padding-top: 12px;
}

.timeline-item__title {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-text-primary);
    margin-bottom: 8px;
}

.timeline-item__text {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

/* ========================================
   Coach Efficiency Section
======================================== */
.coach-efficiency-section {
    padding: 112px 64px;
    background: var(--color-white);
}

.coach-efficiency-section__container {
    max-width: 1280px;
    margin: 0 auto;
}

.coach-efficiency-section__header {
    text-align: center;
    margin-bottom: 80px;
}

.coach-efficiency-section__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    margin-bottom: 24px;
}

.coach-efficiency-section__subtitle {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.coach-efficiency-section__content {
    display: flex;
    gap: 80px;
}

.coach-tabs {
    display: flex;
    width: 100%;
}

.coach-tabs__menu {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding-left: 40px;
}

.coach-tab {
    padding: 24px 0 24px 16px;
    border-bottom: 1px solid #000000;
}



.coach-tab__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 32px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.coach-tab__text {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.coach-tabs__visual {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-right: 40px;
    border-right: 1px dashed #ccc;
}

.coach-tabs__image-img {
    width: 100%;
    max-width: 600px;
    height: auto;
    display: block;
}

/* ========================================
   Parent Trust Section
======================================== */
.parent-trust-section {
    padding: 112px 64px;
    background: var(--color-white);
}

.parent-trust-section__container {
    max-width: 1280px;
    margin: 0 auto;
}

.parent-trust-section__header {
    text-align: center;
    margin-bottom: 80px;
}

.parent-trust-section__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    margin-bottom: 16px;
}

.parent-trust-section__subtitle {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.parent-trust-section__cards {
    display: flex;
    gap: 48px;
    align-items: flex-start;
}

.trust-card {
    flex: 1;
    display: flex;
    flex-direction: column;
}

.trust-card--elevated {
    margin-top: 100px;
}

.trust-card--elevated-more {
    margin-top: 200px;
}

.trust-card__image {
    width: 100%;
    height: 240px;
    margin-bottom: 32px;
    position: relative;
    overflow: hidden;
    border-radius: 8px;
}

.trust-card__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.trust-card__overlay {
    position: absolute;
    top: 0;
    left: -13px;
    width: 421px;
    height: 236px;
    object-fit: cover;
}

.trust-card__content {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.trust-card__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 32px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
}

.trust-card__text {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

/* ========================================
   Stats Section
======================================== */
.intro-stats-section {
    padding: 112px 80px;
    background: var(--color-white);
}

.intro-stats-section__container {
    max-width: 1280px;
    margin: 0 auto;
}

.intro-stats-section__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 80px;
}

.intro-stats-section__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    max-width: 600px;
}

.intro-stats-section__subtitle {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-primary);
    max-width: 600px;
    margin-top: 40px;
}

.intro-stats-section__grid {
    display: flex;
    gap: 32px;
    height: 578px;
}

.intro-stat-card {
    border: 1px solid var(--color-border);
    padding: 32px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    background: var(--color-white);
}

.intro-stat-card--large {
    flex: 1;
    gap: 48px;
}

.intro-stat-cards-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.intro-stat-image {
    height: 270px;
    border-radius: 8px;
    overflow: hidden;
}

.intro-stat-image__img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.intro-stat-card__value {
    font-family: 'Roboto', sans-serif;
    font-size: 80px;
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-primary);
}

.intro-stat-card__content {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.intro-stat-card__title {
    font-size: 20px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-text-primary);
}

.intro-stat-card__text {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

/* ========================================
   Testimonials Section
======================================== */
.intro-testimonials-section {
    padding: 112px 64px;
    background: var(--color-white);
}

.intro-testimonials-section__container {
    max-width: 1280px;
    margin: 0 auto;
}

.intro-testimonials-section__header {
    text-align: center;
    margin-bottom: 80px;
}

.intro-testimonials-section__title {
    font-family: 'Roboto', 'Noto Sans KR', sans-serif;
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-text-primary);
    margin-bottom: 24px;
}

.intro-testimonials-section__subtitle {
    font-size: 18px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.intro-testimonials-section__cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.intro-testimonial-card {
    border: 1px solid var(--color-border);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    background: var(--color-white);
}

.intro-testimonial-card__content {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.intro-testimonial-card__stars {
    display: flex;
    align-items: center;
}

.intro-testimonial-card__stars img {
    width: auto;
    height: 20px;
}

.intro-testimonial-card__quote {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.intro-testimonial-card__author {
    display: flex;
    align-items: center;
    gap: 16px;
}

.intro-testimonial-card__avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    overflow: hidden;
    flex-shrink: 0;
}

.intro-testimonial-card__avatar-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.intro-testimonial-card__info {
    display: flex;
    flex-direction: column;
}

.intro-testimonial-card__name {
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
    color: var(--color-text-primary);
}

.intro-testimonial-card__position {
    font-size: 16px;
    line-height: 1.5;
    color: var(--color-text-primary);
}

/* ========================================
   Responsive Design
======================================== */
@media (max-width: 1024px) {
    .intro-hero {
        padding: 80px 40px;
        min-height: auto;
    }

    .intro-hero__title {
        font-size: 48px;
    }

    .core-problems-section,
    .coach-efficiency-section,
    .parent-trust-section,
    .intro-stats-section,
    .intro-testimonials-section {
        padding: 80px 40px;
    }

    .core-problems-section__content {
        flex-direction: column;
        gap: 40px;
    }

    .coach-efficiency-section__content {
        flex-direction: column;
    }

    .parent-trust-section__cards {
        flex-direction: column;
        gap: 32px;
    }

    .trust-card--elevated,
    .trust-card--elevated-more {
        margin-top: 0;
    }

    .intro-stats-section__grid {
        flex-direction: column;
        height: auto;
    }

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

@media (max-width: 768px) {
    .intro-hero {
        padding: 60px 24px;
    }

    .intro-hero__title {
        font-size: 36px;
    }

    .intro-hero__subtitle {
        font-size: 16px;
    }

    .core-problems-section,
    .coach-efficiency-section,
    .parent-trust-section,
    .intro-stats-section,
    .intro-testimonials-section {
        padding: 60px 24px;
    }

    .core-problems-section__title,
    .coach-efficiency-section__title,
    .parent-trust-section__title,
    .intro-stats-section__title,
    .intro-testimonials-section__title {
        font-size: 36px;
    }

    .coach-tab__title,
    .trust-card__title {
        font-size: 24px;
    }

    .intro-stats-section__header {
        flex-direction: column;
    }

    .intro-stat-card__value {
        font-size: 60px;
    }

    .timeline-item {
        gap: 24px;
    }
}