/* General Styles */
:root {
    --primary-color: #0dcaf0;
    --secondary-color: #6c757d;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --gradient-start: #0dcaf0;
    --gradient-end: #0a8ec7;
}

body {
    font-family: 'Noto Sans JP', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: #333;
    line-height: 1.6;
}

/* Navigation */
.navbar {
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar-brand {
    font-size: 1.5rem;
    letter-spacing: 1px;
}

.navbar-nav .nav-link {
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover {
    color: var(--primary-color) !important;
}

/* Hero Section with Medical Background Image */
.hero-section {
    background: 
        linear-gradient(135deg, rgba(13, 202, 240, 0.85) 0%, rgba(10, 142, 199, 0.85) 100%),
        url('https://images.unsplash.com/photo-1584982751601-97dcc096659c?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2072&q=80') center/cover no-repeat;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

/* Alternative medical background images (uncomment to use) */
/* Option 2: Modern hospital corridor
.hero-section {
    background: 
        linear-gradient(135deg, rgba(13, 202, 240, 0.85) 0%, rgba(10, 142, 199, 0.85) 100%),
        url('https://images.unsplash.com/photo-1519494026892-80bbd2d6fd0d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2071&q=80') center/cover no-repeat;
}
*/

/* Option 3: Medical technology
.hero-section {
    background: 
        linear-gradient(135deg, rgba(13, 202, 240, 0.85) 0%, rgba(10, 142, 199, 0.85) 100%),
        url('https://images.unsplash.com/photo-1576091160399-112ba8d25d1d?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2070&q=80') center/cover no-repeat;
}
*/

/* Option 4: DNA/Science theme
.hero-section {
    background: 
        linear-gradient(135deg, rgba(13, 202, 240, 0.85) 0%, rgba(10, 142, 199, 0.85) 100%),
        url('https://images.unsplash.com/photo-1559757148-5c350d0d3c56?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=2071&q=80') center/cover no-repeat;
}
*/

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-section::after {
    content: '';
    position: absolute;
    top: 0;
    right: -30%;
    width: 70%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transform: skewX(-25deg);
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    color: #fff;
    font-weight: 700;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-section .lead {
    font-size: 1.25rem;
    opacity: 0.95;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

/* Service Cards */
.service-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: none;
    height: 100%;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1) !important;
}

.service-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: rgba(13, 202, 240, 0.1);
    border-radius: 50%;
    margin: 0 auto;
}

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

/* Company Section */
#company img {
    max-height: 400px;
    object-fit: cover;
}

/* Contact Form */
.form-control,
.form-select {
    border: 1px solid #dee2e6;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(13, 202, 240, 0.25);
}

/* Buttons */
.btn {
    padding: 0.75rem 2rem;
    font-weight: 500;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.btn-info {
    background: var(--primary-color);
    border: none;
}

.btn-info:hover {
    background: var(--gradient-end);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(13, 202, 240, 0.3);
}

.btn-light:hover {
    background: #f8f9fa;
    border-color: var(--primary-color);
    color: var(--primary-color);
}

/* Cards */
.card {
    border-radius: 10px;
    overflow: hidden;
}

/* Footer */
footer {
    background: #1a1a1a !important;
}

footer a:hover {
    color: var(--primary-color) !important;
}

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

.animate-on-scroll {
    animation: fadeInUp 0.8s ease-out;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .display-5 {
        font-size: 2rem;
    }
    
    section {
        padding: 60px 0;
    }
    
    .service-icon {
        width: 60px;
        height: 60px;
    }
    
    .service-icon i {
        font-size: 2rem !important;
    }
}

@media (max-width: 576px) {
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .btn-lg {
        padding: 0.5rem 1.5rem;
        font-size: 1rem;
    }
}