/* Base Styles */
:root {
    --primary-color: #6366f1;
    --secondary-color: #ec4899;
    --dark-color: #1e293b;
    --light-color: #f8fafc;
    --gray-color: #94a3b8;
    --transition: all 0.3s ease;
    --shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --radius: 12px;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Poppins', sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: var(--light-color);
}

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    border-radius: var(--radius);
}

/* Header & Navigation */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: 'Montserrat', sans-serif;
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 2rem;
}

nav ul li a {
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

nav ul li a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
}

nav ul li a:hover::after {
    width: 100%;
}

/* Hero Section */
#hero {
    height: 100vh;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.9), rgba(236, 72, 153, 0.9)), 
                url('../assets/images/hero-bg.jpg') no-repeat center center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    padding: 0 1rem;
}

.hero-content {
    max-width: 800px;
}

.hero-content h1 {
    font-size: 4rem;
    margin-bottom: 1rem;
    animation: fadeInDown 1s ease;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.cta-button {
    display: inline-block;
    background-color: white;
    color: var(--primary-color);
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    transition: var(--transition);
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.15);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.25);
}

/* Section Styles */
section {
    padding: 6rem 5%;
    max-width: 1400px;
    margin: 0 auto;
}

section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    position: relative;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
}

section h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

/* Process Section */
.process-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2.5rem;
    margin-top: 2rem;
}

.process-step {
    background-color: white;
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.process-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    color: white;
}

.process-icon svg {
    width: 40px;
    height: 40px;
}

.process-step h3 {
    margin-bottom: 1rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

/* Character Tabs */
.character-tabs {
    display: flex;
    justify-content: center;
    margin-bottom: 2rem;
}

.tab-btn {
    background: none;
    border: none;
    padding: 0.8rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-color);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    font-family: 'Montserrat', sans-serif;
}

.tab-btn::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    transition: var(--transition);
    border-radius: 3px;
}

.tab-btn.active {
    color: var(--primary-color);
}

.tab-btn.active::after {
    width: 50%;
}

.character-content {
    display: none;
}

.character-content.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

/* Gallery */
.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: var(--transition);
    background-color: white;
    height: auto; /* 고정된 높이 대신 자동으로 조정 */
    display: flex;
    flex-direction: column;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* 이미지 라이트박스 모달 스타일 */
.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.9);
    transition: 0.3s;
    opacity: 0;
}

.modal.show {
    display: block;
    opacity: 1;
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.2);
    border-radius: 5px;
    animation: zoom 0.3s;
}

@keyframes zoom {
    from {transform: scale(0.8); opacity: 0;}
    to {transform: scale(1); opacity: 1;}
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
    transition: 0.3s;
}

.modal-close:hover {
    color: var(--primary-color);
    transform: scale(1.1);
}

#modal-caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: white;
    padding: 20px 0;
    font-family: 'Montserrat', sans-serif;
}

/* 갤러리 이미지에 커서 포인터 추가 */
.gallery-item img {
    cursor: pointer;
    transition: var(--transition);
    height: 400px; /* 높이를 300px에서 400px로 증가 */
    width: 100%;
    object-fit: contain; /* cover에서 contain으로 변경하여 이미지가 잘리지 않도록 함 */
    background-color: #f8f9fa; /* 이미지 배경색 추가 */
}

.gallery-item img:hover {
    transform: scale(1.03);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    padding: 1.5rem;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-caption {
    transform: translateY(0);
}

.gallery-caption h4 {
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 0.5rem;
}

/* 3D Model Viewer */
.model-viewer-container {
    width: 100%;
    height: 500px;
    background-color: #f1f5f9;
    border-radius: var(--radius);
    overflow: hidden;
    position: relative;
    margin-bottom: 2rem;
    box-shadow: var(--shadow);
}

.model-viewer {
    width: 100%;
    height: 100%;
}

.model-controls {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    background-color: rgba(255, 255, 255, 0.8);
    padding: 10px 15px;
    border-radius: 50px;
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.control-btn {
    background: none;
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
}

.control-btn svg {
    width: 24px;
    height: 24px;
    color: var(--dark-color);
}

.control-btn:hover {
    background-color: var(--primary-color);
}

.control-btn:hover svg {
    color: white;
}

.model-details {
    background-color: white;
    padding: 2.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.model-details h3 {
    margin-bottom: 1rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--primary-color);
}

.model-stats {
    display: flex;
    justify-content: space-around;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid #e2e8f0;
}

.stat {
    text-align: center;
}

.stat-label {
    font-weight: 600;
    color: var(--gray-color);
    display: block;
    margin-bottom: 0.5rem;
}

.stat-value {
    display: block;
    font-size: 1.2rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: start;
}

.about-text h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 1rem;
    margin-top: 2rem;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.about-text h3:first-child {
    margin-top: 0;
    font-size: 1.8rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--dark-color);
}

.about-skills {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    margin: 2rem 0;
}

.skill-tag {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
}

.about-timeline {
    position: relative;
    padding: 2rem 0;
    margin-top: 1rem;
}

.about-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    left: 1rem;
    height: 100%;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-color), var(--secondary-color));
}

.timeline-item {
    position: relative;
    padding-left: 3rem;
    margin-bottom: 2rem;
}

.timeline-dot {
    position: absolute;
    left: 0;
    width: 2rem;
    height: 2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    box-shadow: var(--shadow);
}

.timeline-content {
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.timeline-content h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
}

.timeline-content p {
    margin: 0;
    color: var(--dark-color);
}

.contact-info {
    margin-top: 2rem;
}

.contact-info h4 {
    font-family: 'Montserrat', sans-serif;
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.contact-link {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--secondary-color);
}

/* Footer */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 3rem 5%;
}

.footer-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.footer-logo {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-family: 'Montserrat', sans-serif;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.social-links {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.social-link svg {
    width: 20px;
    height: 20px;
    color: white;
}

.social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.copyright {
    font-size: 0.9rem;
    opacity: 0.7;
}

/* Animations */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-content h1 {
        font-size: 3rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        order: -1;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    nav {
        flex-direction: column;
        padding: 1rem;
    }
    
    nav ul {
        margin-top: 1rem;
        flex-wrap: wrap;
        justify-content: center;
    }
    
    nav ul li {
        margin: 0.5rem 1rem;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-content p {
        font-size: 1.2rem;
    }
    
    section {
        padding: 4rem 1.5rem;
    }
    
    .process-container {
        grid-template-columns: 1fr;
    }
    
    .model-viewer-container {
        height: 400px;
    }
    
    .model-controls {
        flex-wrap: wrap;
        justify-content: center;
    }

    /* 섹션 설명 스타일 */
    .section-description {
        padding: 0 1rem;
    }
    
    .gallery-item img {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .cta-button {
        padding: 0.8rem 2rem;
    }
    
    .gallery {
        grid-template-columns: 1fr;
    }
    
    .character-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        margin-bottom: 1rem;
    }
    
    .model-viewer-container {
        height: 300px;
    }
    
    .model-stats {
        flex-direction: column;
        gap: 1rem;
    }
} 

/* 섹션 설명 스타일 */
.section-description {
    max-width: 800px;
    margin: 0 auto 2rem;
    text-align: center;
    color: var(--dark-color);
}

.section-description p {
    font-size: 1.1rem;
    line-height: 1.6;
}

/* 캐릭터 설명 스타일 */
.character-description {
    margin-bottom: 2rem;
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.character-description h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
}

.character-description p {
    color: var(--dark-color);
    line-height: 1.6;
}