/* 
   hwanceramic.com 스타일시트
   한국적인 미니멀리즘 - 따뜻한 미색과 먹색의 조화
*/

/* ===== 폰트 불러오기 ===== */
@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+KR:wght@300;400;500;600&display=swap');

/* ===== CSS 변수 (컬러 팔레트) ===== */
:root {
    --color-dark: #1a1a1a;
    --color-ink: #2C2C2C;
    --color-cream: #F5F1EB;
    --color-warm: #E8E0D5;
    --color-accent: #8B7355;
    --color-light-accent: #A89080;
    
    --font-main: 'Noto Serif KR', Georgia, serif;
    
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 8rem;
}

/* ===== 리셋 & 기본 설정 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-cream);
    color: var(--color-ink);
    line-height: 1.8;
    letter-spacing: 0.02em;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: inherit;
    text-decoration: none;
}

/* ===== 네비게이션 ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-lg);
    transition: background-color 0.3s ease;
}

.nav-menu {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-lg);
    list-style: none;
}

.nav-menu a {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--color-cream);
    padding-bottom: 0.5rem;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.nav-menu a:hover {
    border-bottom-color: var(--color-cream);
}

/* 스크롤 시 네비게이션 배경 */
.nav.scrolled {
    background-color: rgba(26, 26, 26, 0.95);
}

/* ===== 히어로 섹션 ===== */
.hero {
    height: 100vh;
    background-color: var(--color-dark);
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: var(--spacing-xl);
    position: relative;
    overflow: hidden;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    z-index: 0;
}

/* 어두운 오버레이 */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(
        to right,
        rgba(0, 0, 0, 0.5) 0%,
        rgba(0, 0, 0, 0.3) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: right;
    color: var(--color-cream);
}

.hero-tagline {
    font-size: 1.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-sm);
    letter-spacing: 0.1em;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.3s;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 600;
    letter-spacing: 0.3em;
    opacity: 0;
    animation: fadeInUp 1s ease forwards;
    animation-delay: 0.6s;
}

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

/* ===== 공통 섹션 스타일 ===== */
.section {
    padding: var(--spacing-xl) var(--spacing-lg);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--color-accent);
    display: inline-block;
}

/* ===== 소개 섹션 ===== */
.about {
    background-color: var(--color-cream);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-lg);
    align-items: start;
}

.about-image img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
    filter: grayscale(20%);
}

.about-text p {
    margin-bottom: var(--spacing-md);
    font-weight: 300;
    font-size: 1.05rem;
}

/* ===== 약력 스타일 ===== */
.about-text h4 {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.about-text ul {
    list-style: none;
}

.about-text ul li {
    padding: 0.5rem 0;
    padding-left: 1rem;
    border-left: 2px solid var(--color-accent);
    font-size: 0.95rem;
    color: var(--color-ink);
}

/* ===== 작품 섹션 ===== */
.works {
    background-color: var(--color-warm);
    padding: var(--spacing-xl) 0;
    overflow: hidden;
}

.works .container {
    padding: 0 var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

/* 흐르는 그리드 컨테이너 */
.works-flow {
    display: flex;
    gap: var(--spacing-md);
    animation: flowScroll 30s linear infinite;
    width: max-content;
}

.works-flow:hover {
    animation-play-state: paused;
}

@keyframes flowScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* 개별 작품 아이템 */
.work-item {
    flex-shrink: 0;
    width: 300px;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.work-item:hover {
    transform: scale(1.02);
}

.work-item img {
    width: 100%;
    aspect-ratio: 1/1;
    object-fit: cover;
    filter: grayscale(10%);
    transition: filter 0.3s ease;
}

.work-item:hover img {
    filter: grayscale(0%);
}

/* ===== 전시 섹션 ===== */
.exhibition {
    background-color: var(--color-cream);
}

.exhibition-category {
    margin-bottom: var(--spacing-lg);
}

.exhibition-category h3 {
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: var(--spacing-md);
    letter-spacing: 0.1em;
}

.exhibition-list {
    list-style: none;
}

.exhibition-list li {
    display: grid;
    grid-template-columns: 180px 1fr 1fr;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--color-warm);
    font-size: 0.95rem;
}

.exhibition-list .year {
    color: var(--color-light-accent);
    font-weight: 400;
}

.exhibition-list .title {
    font-weight: 400;
}

.exhibition-list .venue {
    color: var(--color-light-accent);
    text-align: right;
}

/* ===== 연락 섹션 ===== */
.contact {
    background-color: var(--color-dark);
    color: var(--color-cream);
}

.contact .section-title {
    color: var(--color-cream);
    border-bottom-color: var(--color-light-accent);
}

.contact-content {
    max-width: 600px;
}

.contact-intro {
    font-size: 1.1rem;
    font-weight: 300;
    margin-bottom: var(--spacing-lg);
}

.contact-info p {
    margin-bottom: var(--spacing-md);
}

.contact-info strong {
    display: block;
    font-size: 0.85rem;
    font-weight: 400;
    color: var(--color-light-accent);
    letter-spacing: 0.1em;
    margin-bottom: 0.3rem;
}

.contact-info a {
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease;
}

.contact-info a:hover {
    border-bottom-color: var(--color-cream);
}

/* ===== 푸터 ===== */
.footer {
    background-color: var(--color-dark);
    color: var(--color-light-accent);
    text-align: center;
    padding: var(--spacing-md);
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

/* ===== 반응형 (모바일) ===== */
@media (max-width: 768px) {
    :root {
        --spacing-lg: 2rem;
        --spacing-xl: 4rem;
    }
    
    .nav {
        padding: var(--spacing-sm);
    }
    
    .nav-menu {
        gap: var(--spacing-md);
    }
    
    .nav-menu a {
        font-size: 0.8rem;
    }
    
    .hero {
        padding: var(--spacing-lg);
    }
    
    .hero-tagline {
        font-size: 1.1rem;
    }
    
    .hero-name {
        font-size: 2.2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image img {
        aspect-ratio: 4/3;
    }
    
    .work-item {
        width: 250px;
    }
    
    .exhibition-list li {
        grid-template-columns: 140px 1fr;
        gap: var(--spacing-sm);
    }
    
    .exhibition-list .venue {
        grid-column: 2;
        text-align: left;
        font-size: 0.85rem;
    }
}