/**
 * ============================================
 * 워크캠프 2026 리뉴얼 - 공통 스타일
 * ============================================
 */

@import url('reset.css');
@import url('variables.css');

/* ========== Web Fonts ========== */
/* Pretendard - 고딕체 */
@import url('https://cdn.jsdelivr.net/gh/orioncactus/pretendard/dist/web/static/pretendard.min.css');

/* Noto Serif KR - 명조체 */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@400;500;600;700&display=swap');

/* ========== Base Styles ========== */
html {
    font-size: 16px;
}

body {
    font-family: var(--font-family-sans);
    font-size: var(--font-size-base);
    color: var(--color-text-body);
    background-color: var(--color-bg-main);
    line-height: var(--line-height-normal);
}

/* 명조체 유틸리티 클래스 */
.font-serif {
    font-family: var(--font-family-serif);
}

/* ========== Typography ========== */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    color: var(--color-text-primary);
    line-height: var(--line-height-tight);
}

h1 {
    font-size: var(--font-size-5xl);
}

h2 {
    font-size: var(--font-size-4xl);
}

h3 {
    font-size: var(--font-size-3xl);
}

h4 {
    font-size: var(--font-size-2xl);
}

h5 {
    font-size: var(--font-size-xl);
}

h6 {
    font-size: var(--font-size-lg);
}

p {
    line-height: var(--line-height-relaxed);
}

/* ========== Layout ========== */
.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.section {
    padding: var(--section-padding) 0;
}

.section--ivory {
    background-color: var(--color-bg-main);
}

.section--white {
    background-color: var(--color-bg-white);
}

.section--navy {
    background-color: var(--color-bg-dark);
    color: var(--color-text-white);
}

/* ========== Flex Utilities ========== */
.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-sm {
    gap: var(--spacing-sm);
}

.gap-md {
    gap: var(--spacing-md);
}

.gap-lg {
    gap: var(--spacing-lg);
}

.gap-xl {
    gap: var(--spacing-xl);
}

/* ========== Grid ========== */
.grid {
    display: grid;
}

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

.grid-cols-3 {
    grid-template-columns: repeat(3, 1fr);
}

.grid-cols-4 {
    grid-template-columns: repeat(4, 1fr);
}

/* ========== Buttons ========== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 24px;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
    cursor: pointer;
    white-space: nowrap;
}

.btn--primary {
    background-color: var(--color-primary);
    color: var(--color-text-white);
}

.btn--primary:hover {
    background-color: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn--secondary:hover {
    background-color: var(--color-text-primary);
    color: var(--color-text-white);
}

.btn--white {
    background-color: var(--color-bg-white);
    color: var(--color-text-primary);
}

.btn--white:hover {
    background-color: var(--color-bg-main);
}

.btn--sm {
    padding: 8px 16px;
    font-size: var(--font-size-sm);
}

.btn--lg {
    padding: 16px 32px;
    font-size: var(--font-size-lg);
}

/* ========== Cards ========== */
.card {
    background-color: var(--color-bg-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-card);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.card__image {
    width: 100%;
    aspect-ratio: 16 / 10;
    object-fit: cover;
}

.card__content {
    padding: var(--spacing-lg);
}

.card__tag {
    display: inline-block;
    padding: 4px 12px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    background-color: var(--color-primary);
    color: var(--color-text-white);
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
}

.card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--color-text-dark);
    margin-bottom: var(--spacing-sm);
}

.card__desc {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
    line-height: var(--line-height-relaxed);
}

.card__meta {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--color-text-muted);
}

/* ========== Tags/Badges ========== */
.tag {
    display: inline-flex;
    align-items: center;
    padding: 6px 14px;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    border-radius: var(--radius-full);
    background-color: var(--color-bg-section);
    color: var(--color-text-body);
}

.tag--primary {
    background-color: var(--color-primary);
    color: var(--color-text-white);
}

.tag--outline {
    background-color: transparent;
    border: 1px solid var(--color-border);
}

/* ========== Text Utilities ========== */
.text-primary {
    color: var(--color-primary);
}

.text-navy {
    color: var(--color-text-primary);
}

/* ========== Section Headers ========== */
.section-header {
    text-align: left;
    margin-bottom: var(--spacing-3xl);
}

.section-header--center {
    text-align: center;
}

.section-header--row {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.section-header__subtitle {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--spacing-sm);
}

.section-header__title {
    font-size: 40px;
    font-weight: var(--font-weight-bold);
    color: #000000;
    margin-bottom: var(--spacing-md);
    line-height: 1.3;
}

.section-header__desc {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    max-width: 600px;
}

.section-header--center .section-header__desc {
    margin: 0 auto;
}

.section-header__link {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text-body);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.section-header__link:hover {
    color: var(--color-primary);
}

/* ========== Icons ========== */
.icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.icon--sm {
    width: 16px;
    height: 16px;
}

.icon--md {
    width: 24px;
    height: 24px;
}

.icon--lg {
    width: 32px;
    height: 32px;
}

.icon--xl {
    width: 48px;
    height: 48px;
}

/* ========== Responsive ========== */
@media (max-width: 1024px) {
    :root {
        --section-padding: 60px;
    }

    h1 {
        font-size: var(--font-size-4xl);
    }

    h2 {
        font-size: var(--font-size-3xl);
    }

    .grid-cols-4 {
        grid-template-columns: repeat(2, 1fr);
    }

    .grid-cols-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* 모바일 전용 줄바꿈 - PC에서 숨김 */
.mobile-br {
    display: none;
}

@media (max-width: 768px) {
    :root {
        --section-padding: 48px;
        --container-padding: 16px;
    }

    h1 {
        font-size: var(--font-size-3xl);
    }

    h2 {
        font-size: var(--font-size-2xl);
    }

    .section-header__title {
        font-size: 28px;
        word-break: keep-all;
    }

    .section-header--row {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .grid-cols-2,
    .grid-cols-3,
    .grid-cols-4 {
        grid-template-columns: 1fr;
    }

    .hide-mobile {
        display: none !important;
    }

    .mobile-br {
        display: block;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: var(--font-size-2xl);
    }

    .btn {
        width: 100%;
    }

    .btn--lg {
        padding: 14px 24px;
    }
}

/* ========== Animations ========== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fadeIn {
    animation: fadeIn 0.6s ease forwards;
}

.animate-slideInLeft {
    animation: slideInLeft 0.6s ease forwards;
}

.animate-slideInRight {
    animation: slideInRight 0.6s ease forwards;
}

/* ========== Utility Classes ========== */
.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.text-white {
    color: var(--color-text-white);
}

.text-muted {
    color: var(--color-text-muted);
}

.font-bold {
    font-weight: var(--font-weight-bold);
}

.font-semibold {
    font-weight: var(--font-weight-semibold);
}

.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }

.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }