/* Modern ARV Website Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-dark: #4f46e5;
    --secondary: #ec4899;
    --accent: #f59e0b;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    --dark: #1f2937;
    --darker: #111827;
    --light: #f8fafc;
    --lighter: #ffffff;
    --gray: #6b7280;
    --gray-light: #9ca3af;
    --border: #e5e7eb;
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --gradient: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    --gradient-dark: linear-gradient(135deg, var(--primary-dark) 0%, #be185d 100%);
    --text: var(--darker);
    --text-light: var(--gray);
    --radius: 0.75rem;
    --radius-lg: 1rem;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #ffffff;
    background: url('a-frame-house-plan-spearfish-left-exterior.5119ef80-ded0-4905-9006-38cdd0443ef8__57816_category.original.jpg') no-repeat center center fixed;
    background-size: cover;
    overflow-x: hidden;
    font-size: 16px;
    min-height: 100vh;
    position: relative;
}

body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(8, 32, 62, 0.85);
    z-index: -1;
}

.container {
    position: relative;
    z-index: 1;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(8, 32, 62, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 800;
    font-size: 1.5rem;
    color: #ffffff;
    text-decoration: none;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: #ffffff;
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    transition: var(--transition);
    padding: 0.5rem 0;
}

.nav-link:hover,
.nav-link.active {
    color: #5A9B3A;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 0.5rem;
}

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

.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 {
    min-height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: #ffffff;
    overflow: hidden;
    background: url('a-frame-house-plan-spearfish-left-exterior.5119ef80-ded0-4905-9006-38cdd0443ef8__57816_category.original.jpg') no-repeat center center fixed;
    background-size: cover;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(8, 32, 62, 0.85) 0%, rgba(26, 54, 93, 0.75) 100%);
    z-index: 1;
}

.hero::after {
    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 1200 600"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="1"/></pattern></defs><rect width="1200" height="600" fill="url(%23grid)"/></svg>');
    opacity: 0.2;
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 900px;
    padding: 0 1.5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 900;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, #ffffff 0%, #f1f5f9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1.125rem, 2.5vw, 1.5rem);
    margin-bottom: 2.5rem;
    opacity: 0.95;
    font-weight: 400;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 3rem;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn:hover::before {
    left: 100%;
}

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

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-xl);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1.5rem;
    animation: bounce 2s infinite;
    z-index: 3;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    40% {
        transform: translateX(-50%) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) translateY(-5px);
    }
}

/* Section Styles */
section {
    padding: 6rem 0;
}

.section-title {
    text-align: center;
    margin-bottom: 4rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.section-title p {
    font-size: 1.25rem;
    color: #ffffff;
    line-height: 1.7;
}

/* About Section */
.about-section {
    background: #08203E;
}

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

.about-text h2 {
    font-size: 2.5rem;
    font-weight: 800;
    color: #ffffff;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.about-text h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin: 2rem 0 1rem;
}

.about-text p {
    font-size: 1.125rem;
    color: #ffffff;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.feature {
    background: rgba(8, 32, 62, 0.8);
    padding: 2rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.feature:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    background: rgba(8, 32, 62, 0.9);
}

.feature i {
    font-size: 2.5rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.feature h4 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.75rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.feature p {
    color: #ffffff;
    font-size: 0.95rem;
    margin: 0;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
}

.about-image {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    transition: var(--transition);
}

.about-image:hover img {
    transform: scale(1.05);
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: rgba(8, 32, 62, 0.8);
    padding: 3rem 2.5rem;
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    text-align: center;
    transition: var(--transition);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover::before {
    transform: scaleX(1);
}

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

.service-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto 2rem;
    background: var(--gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2.5rem;
    box-shadow: var(--shadow-lg);
}

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 1.5rem;
}

.service-card p {
    color: #ffffff;
    line-height: 1.7;
    margin-bottom: 2rem;
    font-size: 1.05rem;
}

.service-features {
    list-style: none;
    margin: 2rem 0;
    padding: 0;
    text-align: left;
}

.service-features li {
    padding: 0.75rem 0;
    color: #ffffff;
    position: relative;
    padding-left: 2rem;
    font-size: 0.95rem;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success);
    font-weight: bold;
    font-size: 1.1rem;
}

.service-link {
    color: #5A9B3A;
    text-decoration: none;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    transition: var(--transition);
    font-size: 1.05rem;
}

.service-link:hover {
    gap: 1.25rem;
    color: #ffffff;
}

/* Portfolio Section */
.portfolio-section {
    background: #08203E;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.portfolio-item {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    background: rgba(8, 32, 62, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.portfolio-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--gradient);
    opacity: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
    color: white;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 0.95;
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay h3 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: #ffffff;
}

.portfolio-overlay p {
    font-size: 1.1rem;
    opacity: 0.95;
    line-height: 1.6;
    color: #ffffff;
}

.portfolio-cta {
    text-align: center;
}

/* Video Section */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2.5rem;
    margin-bottom: 4rem;
}

.video-card {
    background: white;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.video-thumbnail {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.video-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.play-button {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: var(--shadow-lg);
}

.play-button:hover {
    background: white;
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: var(--shadow-xl);
}

.video-card h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text);
    margin: 1.5rem 1.5rem 0.75rem;
}

.video-card p {
    color: var(--text-light);
    margin: 0 1.5rem 1.5rem;
    line-height: 1.6;
}

.video-cta {
    text-align: center;
}

/* Contact Section */
.contact-section {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 4rem 0;
    border-radius: var(--radius-lg);
    margin: 2rem 0;
}

.contact-section .section-title h2,
.contact-section .section-title p {
    color: #000000;
    text-shadow: none;
}

/* Map Section */
.map-section {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 4rem 0;
    border-radius: var(--radius-lg);
    margin: 2rem 0;
}

.map-section .section-title h2,
.map-section .section-title p {
    color: #000000;
    text-shadow: none;
}

/* FAQ Section */
.faq-section {
    background-color: rgba(255, 255, 255, 0.9);
    padding: 4rem 0;
    border-radius: var(--radius-lg);
    margin: 2rem 0;
}

.faq-section .section-title h2,
.faq-section .section-title p {
    color: #000000;
    text-shadow: none;
}

.faq-item h3,
.faq-item p {
    color: #000000;
    text-shadow: none;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    padding: 2rem;
    background: rgba(8, 32, 62, 0.8);
    border-radius: var(--radius-lg);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.contact-item i {
    font-size: 2rem;
    color: var(--primary);
    width: 60px;
    text-align: center;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-item h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 0.5rem;
}

.contact-item p {
    color: #ffffff;
    font-size: 1.05rem;
}

.contact-form {
    background-color: white;
    padding: 3rem;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.contact-form label,
.contact-form h3,
.contact-form p {
    color: #000000;
    text-shadow: none;
}

.form-group {
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1.25rem;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius);
    font-size: 1rem;
    transition: var(--transition);
    font-family: inherit;
    background: rgba(8, 32, 62, 0.8);
    color: #ffffff;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #ffffff;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.2);
    background: rgba(8, 32, 62, 0.9);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
}

/* Footer */
.footer {
    background: #08203E;
    color: #ffffff;
    padding: 3rem 0 1.5rem;
    margin-top: 4rem;
    position: relative;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2.5rem;
    margin-bottom: 2rem;
    padding: 0 1.5rem;
}

.footer-section {
    padding: 0;
}

.footer-section h3 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.footer-section p {
    color: #b8c5d1;
    line-height: 1.6;
    margin-bottom: 0.8rem;
    font-size: 0.95rem;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section ul li {
    margin-bottom: 0.6rem;
}

.footer-section ul li a {
    color: #b8c5d1;
    text-decoration: none;
    transition: color 0.3s ease;
    font-size: 0.95rem;
    display: block;
}

.footer-section ul li a:hover {
    color: #5A9B3A;
}

.social-links {
    display: flex;
    gap: 0.8rem;
    margin-top: 1rem;
    flex-wrap: wrap;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.social-links a:hover {
    background: #5A9B3A;
    transform: translateY(-2px);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 1.5rem;
    text-align: center;
    color: #b8c5d1;
    font-size: 0.9rem;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background: var(--gradient);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: var(--shadow-xl);
    transition: var(--transition);
    z-index: 1000;
}

.scroll-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.2);
}

.scroll-to-top.show {
    display: flex;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 1rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 2rem;
        padding: 0 0.5rem;
    }
    
    .footer-section {
        padding: 0 0.5rem;
    }
    
    .nav-container {
        padding: 0 1rem;
    }
}

/* Enhance text visibility */
.hero-title, .section-title, h1, h2, h3, h4, h5, h6 {
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.hero-description, p, .feature p, .about-text p {
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

/* Card and section backgrounds for better contrast */
.card, .feature, .service-card, .portfolio-item, .about-features, .contact-form {
    background: rgba(8, 32, 62, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

/* Responsive optimization */
@media (max-width: 768px) {
    body {
        background-attachment: scroll;
    }
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: white;
        flex-direction: column;
        justify-content: start;
        align-items: center;
        padding-top: 3rem;
        transition: left 0.3s ease;
        box-shadow: var(--shadow-xl);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .category-filters {
        justify-content: center;
        gap: 0.5rem;
    }
    
    .filter-btn {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
}

/* Category Filters */
.category-filters {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 2rem 0;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 500;
    font-size: 0.9rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }
    
    .video-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        padding: 0 1rem;
    }
    
    .footer-section {
        text-align: center;
    }
    
    .social-links {
        justify-content: center;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .contact-form {
        padding: 2rem;
    }
    
    .service-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 0.75rem;
    }
    
    .nav-container {
        padding: 0 0.75rem;
    }
    
    .btn {
        padding: 0.875rem 2rem;
        font-size: 0.95rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
    
    .service-card {
        padding: 1.5rem;
    }
    
    .hero-content {
        padding: 0 1rem;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(40px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.8s ease forwards;
}

.fade-in-left {
    animation: fadeInLeft 0.8s ease forwards;
}

.fade-in-right {
    animation: fadeInRight 0.8s ease forwards;
}

/* 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; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

.hidden { display: none; }
.visible { display: block; }

/* 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: white;
    animation: spin 1s ease-in-out infinite;
}

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