/* Anime Portfolio - SPA Styles */

:root {
    --primary-color: #ff6b9d;
    --secondary-color: #c44569;
    --accent-color: #ffa07a;
    --dark-bg: #1a1a2e;
    --darker-bg: #16213e;
    --light-text: #ffffff;
    --soft-text: #e4e4e4;
    --card-bg: #2d2d44;
    --purple-accent: #a29bfe;
    --blue-accent: #74b9ff;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
}

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

body {
    font-family: 'Poppins', sans-serif;
    background-color: var(--dark-bg);
    color: var(--soft-text);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.main-header {
    background: var(--gradient-1);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.3);
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    opacity: 0.3;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 10;
}

.logo h1 {
    font-family: 'Courgette', cursive;
    font-size: 2rem;
    color: var(--light-text);
    margin-bottom: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.tagline {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.9);
    font-weight: 300;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--light-text);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-2px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--light-text);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

/* Hero Section */
.hero {
    background: var(--gradient-2);
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
    animation: fadeIn 0.6s ease;
}

.hero::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: float 20s linear infinite;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

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

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

.hero h2 {
    font-size: 3.5rem;
    color: var(--light-text);
    margin-bottom: 1rem;
    text-shadow: 3px 3px 6px rgba(0, 0, 0, 0.3);
}

.hero p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.95);
    margin-bottom: 2rem;
}

.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    background: white;
    color: var(--secondary-color);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    cursor: pointer;
    border: none;
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* Section */
.section {
    padding: 4rem 0;
    animation: fadeIn 0.6s ease;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 4px;
    background: var(--gradient-2);
    border-radius: 2px;
}

/* Grid Layouts */
.category-grid,
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* Category Card */
.category-card {
    background: var(--card-bg);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    animation: fadeInUp 0.6s ease;
}

.category-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 15px 40px rgba(255, 107, 157, 0.3);
}

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

.category-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.category-card h3 {
    color: var(--light-text);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.category-card p {
    color: var(--soft-text);
    font-size: 0.95rem;
}

.category-count {
    margin-top: 1rem;
    color: var(--primary-color);
    font-weight: 600;
}

/* Gallery Filters */
.gallery-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.filter-btn {
    padding: 0.7rem 1.5rem;
    background: var(--card-bg);
    color: var(--soft-text);
    border: 2px solid transparent;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    font-family: 'Poppins', sans-serif;
    font-size: 1rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--gradient-1);
    color: white;
    border-color: var(--purple-accent);
    transform: scale(1.05);
}

/* Artwork Card */
.artwork-card {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    animation: fadeInUp 0.6s ease;
}

.artwork-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 107, 157, 0.4);
}

.artwork-image-container {
    width: 100%;
    height: 300px;
    overflow: hidden;
    background: var(--darker-bg);
}

.artwork-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.artwork-card:hover .artwork-image {
    transform: scale(1.1);
}

.artwork-info {
    padding: 1.5rem;
}

.artwork-info h3 {
    color: var(--light-text);
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.artwork-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.completion-badge {
    padding: 0.3rem 1rem;
    border-radius: 15px;
    font-size: 0.85rem;
    font-weight: 500;
}

.badge-sketch { background: #95a5a6; color: white; }
.badge-lineart { background: #3498db; color: white; }
.badge-basecolors { background: #f39c12; color: white; }
.badge-shading { background: #e74c3c; color: white; }
.badge-complete { background: #2ecc71; color: white; }

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

.about-text h2 {
    color: var(--primary-color);
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.about-text p {
    margin-bottom: 1rem;
    line-height: 1.8;
}

.about-image {
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.skill-item {
    background: var(--card-bg);
    padding: 1.5rem;
    border-radius: 15px;
    text-align: center;
    transition: all 0.3s ease;
}

.skill-item:hover {
    background: var(--gradient-1);
    transform: translateY(-5px);
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(5px);
}

.modal-content {
    position: relative;
    max-width: 1100px;
    max-height: 90vh;
    margin: 5vh auto;
    background: var(--card-bg);
    border-radius: 20px;
    overflow-y: auto;
    z-index: 2001;
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    border: none;
    font-size: 2rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.modal-close:hover {
    background: var(--secondary-color);
    transform: rotate(90deg);
}

.modal-body {
    padding: 2rem;
}

.modal-artwork {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.modal-image {
    width: 100%;
    border-radius: 15px;
}

.modal-details h2 {
    color: var(--primary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.modal-meta {
    display: flex;
    gap: 1rem;
    margin: 1rem 0;
    flex-wrap: wrap;
}

.meta-badge {
    padding: 0.5rem 1rem;
    background: var(--gradient-1);
    border-radius: 15px;
    font-weight: 500;
}

/* Loading Spinner */
.loading-spinner {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 46, 0.9);
    z-index: 3000;
    justify-content: center;
    align-items: center;
}

.loading-spinner.active {
    display: flex;
}

.spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255, 107, 157, 0.3);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Footer */
.main-footer {
    background: var(--darker-bg);
    padding: 3rem 0 1rem;
    margin-top: 4rem;
    border-top: 2px solid var(--card-bg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.social-links {
    display: flex;
    gap: 1rem;
    font-size: 1.5rem;
}

.social-links a {
    transition: transform 0.3s ease;
    display: inline-block;
}

.social-links a:hover {
    transform: scale(1.2) rotate(5deg);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--card-bg);
    color: var(--soft-text);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--soft-text);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
    opacity: 0.5;
}

.empty-state h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--darker-bg);
        flex-direction: column;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
    }
    
    .nav-menu.active {
        max-height: 300px;
    }
    
    .nav-menu li {
        padding: 1rem;
        border-bottom: 1px solid var(--card-bg);
    }
    
    .hero h2 {
        font-size: 2.5rem;
    }
    
    .about-content,
    .modal-artwork {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid,
    .category-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}