/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans JP', 'Roboto', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #ffffff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 { font-size: 3rem; }
h2 { font-size: 2.5rem; }
h3 { font-size: 2rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: 1rem;
    font-size: 1.1rem;
    line-height: 1.7;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    justify-content: center;
}

.btn-primary {
    background: linear-gradient(135deg, #d4a574 0%, #c1965f 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(212, 165, 116, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(212, 165, 116, 0.4);
}

.btn-secondary {
    background: #f8f9fa;
    color: #333;
    border: 2px solid #e9ecef;
}

.btn-secondary:hover {
    background: #e9ecef;
    border-color: #d4a574;
    color: #d4a574;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.nav-logo h2 {
    color: #d4a574;
    margin: 0;
    font-size: 1.8rem;
}

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

.nav-link {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: #d4a574;
}

.demo-btn {
    background: #d4a574 !important;
    color: white !important;
    padding: 8px 16px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

.demo-btn:hover {
    background: #c1965f !important;
    transform: translateY(-1px);
}

/* Hamburger Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
}

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

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

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    color: #333;
}

.highlight {
    color: #d4a574;
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, #d4a574, #c1965f);
    border-radius: 2px;
}

.hero-description {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-stats {
    display: flex;
    gap: 2rem;
}

.stat {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: #d4a574;
}

.stat-label {
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
}

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

.hero-mockup {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.dashboard-screenshot {
    width: 100%;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;
}

.dashboard-screenshot:hover {
    transform: scale(1.02);
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

/* Features Section */
.features {
    background: #ffffff;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #d4a574, #c1965f);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 1.5rem;
    color: white;
}

.feature-card h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Screenshots Section */
.screenshots {
    background: #f8f9fa;
}

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

.screenshot-item {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.screenshot-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.screenshot-image {
    position: relative;
    overflow: hidden;
}

.screenshot-img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.screenshot-item:hover .screenshot-img {
    transform: scale(1.05);
}

.screenshot-info {
    padding: 1.5rem;
}

.screenshot-info h3 {
    color: #333;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.screenshot-info p {
    color: #666;
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Pricing Section */
.pricing {
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 2px solid #f0f0f0;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

.pricing-card.featured {
    border-color: #d4a574;
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.05) translateY(-5px);
}

.pricing-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: #d4a574;
    color: white;
    padding: 5px 20px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.pricing-header {
    padding: 2rem 2rem 1rem;
    text-align: center;
    border-bottom: 1px solid #f0f0f0;
}

.pricing-header h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 0.5rem;
}

.currency {
    font-size: 1.2rem;
    color: #666;
    margin-right: 0.2rem;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: #d4a574;
}

.price-description {
    color: #666;
    font-size: 1rem;
}

.pricing-features {
    padding: 1.5rem 2rem;
}

.pricing-features ul {
    list-style: none;
}

.pricing-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.8rem;
    color: #666;
}

.pricing-features i {
    color: #28a745;
    font-size: 0.9rem;
}

.pricing-footer {
    padding: 0 2rem 2rem;
}

.pricing-footer .btn {
    width: 100%;
    padding: 12px 24px;
}

/* Demo Section */
.demo {
    background: #f8f9fa;
}

.demo-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.demo-info h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.8rem;
}

.demo-info p {
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.demo-credentials {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    border-left: 4px solid #d4a574;
    margin-bottom: 2rem;
}

.demo-credentials h4 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.demo-credentials p {
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.demo-credentials a {
    color: #d4a574;
    text-decoration: none;
}

.demo-credentials a:hover {
    text-decoration: underline;
}

.demo-video {
    display: flex;
    justify-content: center;
    align-items: center;
}

.video-placeholder {
    width: 100%;
    height: 300px;
    background: linear-gradient(135deg, #d4a574, #c1965f);
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: all 0.3s ease;
}

.video-placeholder:hover {
    transform: scale(1.02);
}

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

.video-placeholder p {
    font-size: 1.2rem;
    font-weight: 500;
    margin: 0;
}

/* Contact Section */
.contact {
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h3 {
    color: #333;
    margin-bottom: 2rem;
    font-size: 1.8rem;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.contact-method {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #f8f9fa;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.contact-method:hover {
    background: #e9ecef;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: #d4a574;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.contact-details h4 {
    color: #333;
    margin-bottom: 0.2rem;
    font-size: 1.1rem;
}

.contact-details p {
    color: #666;
    margin-bottom: 0.2rem;
    font-size: 0.95rem;
}

.contact-details small {
    color: #999;
    font-size: 0.8rem;
}

/* Contact Form */
.contact-form {
    background: #f8f9fa;
    padding: 2rem;
    border-radius: 12px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #333;
    font-weight: 500;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #d4a574;
}

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

/* Footer */
.footer {
    background: #333;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h3,
.footer-section h4 {
    color: white;
    margin-bottom: 1rem;
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
}

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

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

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #d4a574;
}

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

.social-link {
    width: 40px;
    height: 40px;
    background: #444;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-link:hover {
    background: #d4a574;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #444;
    color: #ccc;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .screenshots-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-card.featured {
        transform: none;
    }
    
    .pricing-card.featured:hover {
        transform: translateY(-5px);
    }
    
    .demo-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 1rem;
    }
    
    .contact-method {
        flex-direction: column;
        text-align: center;
    }
}

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

.feature-card,
.screenshot-item,
.pricing-card {
    animation: fadeInUp 0.6s ease-out;
}

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

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

/* Loading states */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.p-1 { padding: 0.5rem; }
.p-2 { padding: 1rem; }
.p-3 { padding: 1.5rem; }
.p-4 { padding: 2rem; }

/* Screenshot Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    position: relative;
    margin: auto;
    padding: 0;
    width: 90%;
    max-width: 1000px;
    top: 50%;
    transform: translateY(-50%);
    animation: slideIn 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #333;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 1001;
    transition: color 0.3s ease;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.modal-close:hover,
.modal-close:focus {
    color: #000;
    background: rgba(255, 255, 255, 1);
    text-decoration: none;
}

.modal-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.modal-caption {
    background: rgba(255, 255, 255, 0.95);
    padding: 20px;
    border-radius: 0 0 8px 8px;
    margin-top: -5px;
}

.modal-caption h3 {
    color: #333;
    margin-bottom: 10px;
    font-size: 1.5rem;
}

.modal-caption p {
    color: #666;
    margin: 0;
    font-size: 1rem;
    line-height: 1.6;
}

/* Screenshot hover effect */
.screenshot-img {
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.screenshot-img:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

/* Modal animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { 
        opacity: 0;
        transform: translateY(-50%) scale(0.8);
    }
    to { 
        opacity: 1;
        transform: translateY(-50%) scale(1);
    }
}

/* Pricing feature styles */
.feature-disabled {
    color: #999;
    text-decoration: line-through;
}

.feature-highlight {
    color: #d4a574;
    font-weight: 600;
}

.pricing-features .fa-times {
    color: #ccc;
}

.pricing-features .fa-check {
    color: #28a745;
}

/* Demo section - stopped status */
.demo-status {
    text-align: center;
    padding: 2rem;
    background: #f8f9fa;
    border-radius: 12px;
    margin-bottom: 2rem;
}

.status-icon {
    font-size: 4rem;
    color: #ffc107;
    margin-bottom: 1rem;
}

.demo-status h3 {
    color: #333;
    margin-bottom: 1rem;
}

.demo-status p {
    color: #666;
    margin-bottom: 0.5rem;
}

.demo-alternatives {
    background: #fff;
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid #e9ecef;
    margin-bottom: 2rem;
}

.demo-alternatives h4 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.demo-alternatives ul {
    list-style: none;
    padding: 0;
}

.demo-alternatives li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 0;
    color: #666;
}

.demo-alternatives li i {
    color: #d4a574;
    width: 20px;
}

.demo-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.video-placeholder.disabled {
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    color: #6c757d;
}

.video-placeholder.disabled i {
    color: #ffc107;
    font-size: 3rem;
    margin-bottom: 1rem;
}

.video-placeholder.disabled p {
    color: #6c757d;
    font-weight: 500;
}

/* Demo image styles */
.demo-image-container {
    position: relative;
    width: 100%;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.demo-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(30%) brightness(0.7);
    transition: all 0.3s ease;
}

.demo-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

.demo-overlay i {
    font-size: 4rem;
    color: #ffc107;
    margin-bottom: 1rem;
    animation: pulse 2s infinite;
}

.demo-overlay p {
    font-size: 1.25rem;
    font-weight: 600;
    margin: 0;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.1); }
    100% { transform: scale(1); }
}

/* LINE Contact Card */
.line-contact-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-width: 400px;
    margin: 0 auto;
}

.line-logo {
    margin-bottom: 1.5rem;
}

.line-logo i {
    font-size: 3rem;
    color: #00C300;
    background: #00C300;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    box-shadow: 0 4px 15px rgba(0, 195, 0, 0.3);
}

.line-contact-card h3 {
    color: #333;
    margin-bottom: 1rem;
    font-size: 1.5rem;
    font-weight: 700;
}

.line-contact-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.line-features {
    margin-bottom: 2rem;
}

.line-feature {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    justify-content: flex-start;
}

.line-feature i {
    color: #00C300;
    font-size: 1.1rem;
    width: 20px;
}

.line-feature span {
    color: #333;
    font-weight: 500;
}

.line-add-button {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    background: #00C300;
    color: white;
    padding: 1rem 2rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 195, 0, 0.3);
    width: 100%;
    justify-content: center;
}

.line-add-button:hover {
    background: #00A300;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 195, 0, 0.4);
    color: white;
    text-decoration: none;
}

.line-add-button i {
    font-size: 1.2rem;
}

/* LINE Icon Styles */
.fab.fa-line {
    color: #00C300;
}

.btn .fab.fa-line {
    color: white;
}

/* Feature Icons */
.fa-check {
    color: #28a745;
}

.fa-times {
    color: #dc3545;
}

.feature-highlight {
    color: #d4a574;
    font-weight: 600;
}


/* Modal responsive */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 20px auto;
        top: auto;
        transform: none;
    }
    
    .modal-close {
        top: 10px;
        right: 20px;
        font-size: 30px;
        width: 40px;
        height: 40px;
    }
    
    .modal-caption {
        padding: 15px;
    }
    
    .modal-caption h3 {
        font-size: 1.25rem;
    }
    
    .modal-caption p {
        font-size: 0.9rem;
    }
    
    /* Demo image responsive */
    .demo-image-container {
        height: 250px;
    }
    
    .demo-overlay i {
        font-size: 3rem;
    }
    
    .demo-overlay p {
        font-size: 1rem;
    }
    
    /* LINE Contact Card responsive */
    .line-contact-card {
        padding: 1.5rem;
        margin: 1rem;
    }
    
    .line-logo i {
        width: 50px;
        height: 50px;
        font-size: 2.5rem;
    }
    
    .line-contact-card h3 {
        font-size: 1.25rem;
    }
    
    .line-add-button {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}

/* LINE Icon Styles */
.fab.fa-line {
    color: #00C300;
}

.btn .fab.fa-line {
    color: white;
}

/* Feature Icons */
.fa-check {
    color: #28a745;
}

.fa-times {
    color: #dc3545;
}

.feature-highlight {
    color: #d4a574;
    font-weight: 600;
}