/* Custom CSS for Request Smart Home */

:root {
    --primary-color: #007bff;
    --secondary-color: #6c757d;
    --dark-color: #212529;
    --light-color: #f8f9fa;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --shadow-light: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    --shadow-medium: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
    --shadow-heavy: 0 1rem 3rem rgba(0, 0, 0, 0.175);
}

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

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

/* Modern Navigation */
.modern-navbar {
    backdrop-filter: blur(20px);
    background: rgba(33, 37, 41, 0.95) !important;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.modern-navbar.scrolled {
    padding: 0.5rem 0;
    background: rgba(33, 37, 41, 0.98) !important;
}

.brand-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.brand-text {
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modern-navbar .nav-link {
    font-weight: 500;
    padding: 0.75rem 1rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
}

.modern-navbar .nav-link:hover {
    color: var(--primary-color) !important;
    background: rgba(255, 255, 255, 0.1);
}

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

.modern-dropdown {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: none;
    border-radius: 15px;
    box-shadow: var(--shadow-heavy);
    padding: 1rem 0;
    margin-top: 0.5rem;
}

.modern-dropdown .dropdown-item {
    padding: 0.75rem 1.5rem;
    transition: all 0.3s ease;
    border-radius: 8px;
    margin: 0 0.5rem;
}

.modern-dropdown .dropdown-item:hover {
    background: var(--gradient-primary);
    color: white;
}

.modern-btn {
    border-radius: 25px !important;
    padding: 0.75rem 1.5rem !important;
    font-weight: 600;
    background: var(--gradient-primary) !important;
    border: none !important;
    transition: all 0.3s ease;
}

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

/* Navigation */
.navbar {
    backdrop-filter: blur(10px);
    background-color: rgba(33, 37, 41, 0.95) !important;
    box-shadow: var(--shadow-medium);
    transition: all 0.3s ease;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
}

.nav-link {
    font-weight: 500;
    transition: color 0.3s ease;
}

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

/* Hero Section */
.hero-section {
    position: relative;
    min-height: 100vh;
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    animation: fadeInUp 1s ease-out;
}

.hero-image {
    position: relative;
    z-index: 2;
    animation: fadeInRight 1s ease-out 0.3s both;
}

.hero-buttons .btn {
    margin-bottom: 1rem;
    padding: 0.75rem 2rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all 0.3s ease;
}

.hero-buttons .btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-heavy);
}

/* Features Section */
.features-section {
    padding: 5rem 0;
}

.feature-card {
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-heavy);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), #0056b3);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    color: white;
}

/* Services Preview */
.services-preview {
    padding: 5rem 0;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    text-align: center;
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 1.5rem;
}

.service-card h5 {
    margin-bottom: 1rem;
    color: var(--dark-color);
}

.service-card p {
    margin-bottom: 1.5rem;
    font-size: 0.9rem;
}

/* Statistics Section */
.stats-section {
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.stat-item {
    text-align: center;
    padding: 2rem 1rem;
}

.stat-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--secondary-color);
    font-weight: 500;
}

/* Testimonials Section */
.testimonials-section {
    padding: 5rem 0;
    background: #f8f9fa;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    height: 100%;
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.testimonial-content {
    text-align: center;
}

.stars {
    font-size: 1.2rem;
}

.testimonial-author {
    margin-top: 1.5rem;
    padding-top: 1rem;
    border-top: 1px solid #e9ecef;
}

/* Newsletter Section */
.newsletter-section {
    background: var(--gradient-primary) !important;
}

.newsletter-form .input-group {
    max-width: 400px;
    margin-left: auto;
}

.newsletter-form .form-control {
    border: none;
    border-radius: 25px 0 0 25px;
    padding: 0.75rem 1.5rem;
}

.newsletter-form .btn {
    border-radius: 0 25px 25px 0;
    padding: 0.75rem 1.5rem;
    font-weight: 600;
}

/* CTA Section */
.cta-section {
    background: var(--gradient-secondary);
    padding: 4rem 0;
}

/* Footer */
.footer {
    background: var(--dark-color) !important;
}

.footer a {
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.social-links a {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    text-align: center;
    line-height: 40px;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
}

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

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

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        text-align: center;
        padding: 2rem 0;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons .btn {
        display: block;
        width: 100%;
        margin-bottom: 1rem;
    }
    
    .feature-card,
    .service-card {
        margin-bottom: 2rem;
    }
    
    .stat-number {
        font-size: 2.5rem;
    }
    
    .newsletter-form .input-group {
        margin: 0;
    }
}

/* Page-specific styles */
.page-header {
    background: var(--gradient-primary);
    color: white;
    padding: 8rem 0 4rem;
    text-align: center;
}

.page-header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.page-content {
    padding: 4rem 0;
}

.service-detail {
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    padding: 2rem;
    margin-bottom: 2rem;
}

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

.contact-form {
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow-light);
    padding: 2rem;
}

.form-control {
    border-radius: 10px;
    border: 1px solid #e0e0e0;
    padding: 0.75rem 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.btn-primary {
    background: var(--gradient-primary);
    border: none;
    border-radius: 50px;
    padding: 0.75rem 2rem;
    font-weight: 600;
    transition: all 0.3s ease;
}

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

/* Loading animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}