:root {
    --primary-color: #ff6b35;
    --primary-dark: #e85a2e;
    --secondary-color: #2c5aa0;
    --accent-color: #ffd23f;
    --text-primary: #2d3748;
    --text-secondary: #4a5568;
    --text-light: #718096;
    --background-light: #f7fafc;
    --background-white: #ffffff;
    --gradient-primary: linear-gradient(135deg, #ff6b35 0%, #f093fb 100%);
    --gradient-secondary: linear-gradient(135deg, #2c5aa0 0%, #5f72bd 100%);
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.05);
    --shadow-medium: 0 10px 25px rgba(0, 0, 0, 0.1);
    --shadow-strong: 0 20px 40px rgba(0, 0, 0, 0.15);
    --border-radius: 12px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--background-white);
    overflow-x: hidden;
}

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

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: var(--shadow-light);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.4rem;
    color: var(--primary-color);
}

.nav-logo i {
    font-size: 2rem;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    padding: 0.5rem 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

.nav-menu a:hover::after {
    width: 100%;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: var(--transition);
    border-radius: 2px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 20"><defs><radialGradient id="a" cx="50" cy="50" r="50"><stop offset="0" stop-color="white" stop-opacity="0.1"/><stop offset="1" stop-color="white" stop-opacity="0"/></radialGradient></defs><rect width="100" height="20" fill="url(%23a)"/></svg>') repeat;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateX(0px) translateY(0px); }
    50% { transform: translateX(-20px) translateY(-10px); }
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.2;
    color: white;
    margin-bottom: 1.5rem;
}

.highlight {
    background: linear-gradient(45deg, #ffd23f, #ff6b35);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 1.25rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 2.5rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.btn {
    padding: 1rem 2rem;
    border: none;
    border-radius: var(--border-radius);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-strong);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(20px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-bike-icon {
    width: 300px;
    height: 300px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    animation: pulse 3s ease-in-out infinite;
}

.hero-bike-icon i {
    font-size: 8rem;
    color: white;
    opacity: 0.9;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-arrow {
    width: 2px;
    height: 30px;
    background: white;
    position: relative;
    animation: scroll 2s ease-in-out infinite;
}

.scroll-arrow::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: -4px;
    width: 10px;
    height: 10px;
    border-right: 2px solid white;
    border-bottom: 2px solid white;
    transform: rotate(45deg);
}

@keyframes scroll {
    0%, 100% { opacity: 0.3; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(10px); }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-family: 'Montserrat', sans-serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.25rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about {
    padding: 6rem 0;
    background: var(--background-light);
}

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

.about-card {
    background: white;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
}

.card-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

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

.about-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Activities Section */
.activities {
    padding: 6rem 0;
    background: white;
}

.activities-grid {
    display: grid;
    gap: 2rem;
}

.activity-card {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 2rem;
    background: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
    border-left: 4px solid var(--primary-color);
}

.activity-card:hover {
    transform: translateX(8px);
    box-shadow: var(--shadow-medium);
}

.activity-image {
    width: 80px;
    height: 80px;
    background: var(--gradient-secondary);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
    flex-shrink: 0;
}

.activity-content h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.activity-content p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.activity-meta {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.activity-meta span {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.activity-meta i {
    color: var(--primary-color);
}

/* Gallery Section */
.gallery {
    padding: 6rem 0;
    background: var(--background-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    aspect-ratio: 1;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.gallery-item:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-strong);
}

.gallery-placeholder {
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
    font-weight: 600;
}

.gallery-placeholder i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.gallery-image {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius);
    background: #f8f9fa;
}

.activity-uploaded-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: var(--border-radius);
}

/* Gallery Enhancements */
.gallery-item {
    position: relative;
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.image-count-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
}

.gallery-hover {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: white;
    text-align: center;
}

.gallery-hover i {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.gallery-hover span {
    font-weight: 600;
    font-size: 1.1rem;
}

/* Lightbox Styles */
.lightbox-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.lightbox-modal.show {
    opacity: 1;
    visibility: visible;
}

.lightbox-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(10px);
}

.lightbox-container {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    max-width: 1400px;
    margin: 0 auto;
}

.lightbox-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    backdrop-filter: blur(20px);
}

.lightbox-header h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1.5rem;
    margin: 0;
}

.lightbox-close {
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
    padding: 0.5rem;
    border-radius: 50%;
}

.lightbox-close:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
}

.lightbox-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.lightbox-image-container {
    flex: 1;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.lightbox-main-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    background: rgba(0, 0, 0, 0.7);
    border: none;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
}

.lightbox-prev:disabled,
.lightbox-next:disabled {
    opacity: 0.3;
    cursor: not-allowed;
    transform: none;
}

.lightbox-counter {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-weight: 600;
    backdrop-filter: blur(10px);
}

.lightbox-thumbnails {
    padding: 1rem 2rem;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    gap: 0.75rem;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.lightbox-thumbnails::-webkit-scrollbar {
    display: none;
}

.lightbox-thumb {
    flex-shrink: 0;
    width: 80px;
    height: 60px;
    border-radius: 6px;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.lightbox-thumb:hover {
    transform: scale(1.05);
}

.lightbox-thumb.active {
    border-color: var(--primary-color);
    transform: scale(1.05);
}

.lightbox-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* Members Section */
.members {
    padding: 6rem 0;
    background: var(--background-light);
}

.members-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.member-card {
    background: white;
    border-radius: var(--border-radius);
    padding: 0;
    box-shadow: var(--shadow-light);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(0, 0, 0, 0.05);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    height: 380px;
}

.member-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
}

.member-photo {
    width: 100%;
    height: 75%;
    margin: 0;
    border-radius: 12px;
    overflow: hidden;
    background: var(--gradient-primary);
    position: relative;
    flex: 1;
    border: 3px solid #fff;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.photo-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 3rem;
    gap: 0.5rem;
}

.photo-placeholder i {
    font-size: 4rem;
    opacity: 0.8;
}

.member-photo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 8px;
    background: white;
}

.member-info {
    height: 25%;
    padding: 0.75rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.25rem;
    background: white;
}

.member-info h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
    line-height: 1.2;
}

.member-info p {
    color: var(--text-secondary);
    margin: 0;
    font-size: 0.8rem;
    line-height: 1.2;
}

.member-role {
    display: inline-block;
    padding: 0.15rem 0.5rem;
    background: var(--primary-color);
    color: white;
    border-radius: 12px;
    font-size: 0.7rem;
    font-weight: 500;
    margin-top: 0.25rem;
    align-self: center;
}

/* Contact Section */
.contact {
    padding: 6rem 0;
    background: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
}

.contact-details h3 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
    font-size: 1.1rem;
}

.join-form {
    background: white;
    padding: 2.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-medium);
}

.join-form h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--text-primary);
    text-align: center;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: var(--text-primary);
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 700;
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
    color: var(--primary-color);
}

.footer-brand p {
    color: #a0aec0;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.footer-section h4 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #a0aec0;
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
}

.footer-section li i {
    width: 20px;
    color: var(--primary-color);
    margin-right: 0.5rem;
}

.footer-bottom {
    padding-top: 2rem;
    border-top: 1px solid #4a5568;
    text-align: center;
    color: #a0aec0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 2rem;
        transform: translateX(-100%);
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateX(0);
    }

    .hamburger {
        display: flex;
    }

    .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-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-bike-icon {
        width: 200px;
        height: 200px;
    }

    .hero-bike-icon i {
        font-size: 5rem;
    }

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

    .about-grid {
        grid-template-columns: 1fr;
    }

    .activity-card {
        grid-template-columns: 1fr;
        text-align: center;
    }

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

    .gallery-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .members-grid {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 1.5rem;
    }
    
    .member-card {
        height: 320px;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-links {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .nav-container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-description {
        font-size: 1.1rem;
    }

    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .about-card,
    .join-form {
        padding: 2rem 1.5rem;
    }

    .members-grid {
        grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
        gap: 1rem;
    }
    
    .member-card {
        height: 280px;
    }
    
    .member-info h3 {
        font-size: 0.85rem;
    }
    
    .member-info p {
        font-size: 0.75rem;
    }
    
    .member-role {
        font-size: 0.65rem;
        padding: 0.1rem 0.4rem;
    }
}

/* Smooth animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading animation */
@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

.loading {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
}