/* CSS Custom Properties */
:root {
    --primary-gold: #d4af37;
    --primary-blue: #1a365d;
    --dark-gray: #2d3748;
    --light-gray: #f8fafc;
    --white: #ffffff;
    --text-dark: #1a202c;
    --text-light: #718096;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --border-radius: 12px;
    --max-width: 1200px;
    --section-padding: 100px 0;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: 'Inter', 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--white);
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
}

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

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    margin-bottom: 1rem;
    line-height: 1.7;
    color: var(--text-light);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    transition: var(--transition);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.nav-container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}

.logo {
    display: flex;
    align-items: center;
}

.site-logo {
    max-height: 80px;
    width: auto;
    object-fit: contain;
    transition: var(--transition);
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.site-logo:hover {
    transform: scale(1.08);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.15));
}


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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding: 8px 0;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-gold), var(--primary-blue));
    transition: var(--transition);
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 8px;
}

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

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    min-height: 600px;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -2;
}

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.75), rgba(0, 0, 0, 0.4));
    z-index: -1;
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 800px;
    padding: 0 24px;
    animation: fadeInUp 1.2s ease-out;
}

.hero-title {
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 12px rgba(0, 0, 0, 0.8), 0 0 20px rgba(0, 0, 0, 0.5);
    font-weight: 800;
    color: #ffffff;
    letter-spacing: 0.5px;
}

.hero-subtitle {
    font-size: clamp(1.1rem, 2.5vw, 1.4rem);
    margin-bottom: 2.5rem;
    opacity: 1;
    font-weight: 400;
    text-shadow: 1px 1px 8px rgba(0, 0, 0, 0.7);
    color: #f7fafc;
}

.cta-button {
    background: linear-gradient(135deg, var(--primary-gold), #b8941f);
    color: var(--text-dark);
    border: none;
    padding: 18px 36px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 8px 25px rgba(212, 175, 55, 0.4);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(212, 175, 55, 0.6);
    background: linear-gradient(135deg, #e6c547, var(--primary-gold));
}

/* Section Titles */
.section-title {
    text-align: center;
    color: var(--primary-blue);
    margin-bottom: 4rem;
    position: relative;
    font-weight: 800;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-gold), var(--primary-blue));
    border-radius: 2px;
}

/* Services Section */
.services {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
    position: relative;
}

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

.service-image {
    height: 180px;
    overflow: hidden;
    position: relative;
}

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

.service-card:hover .service-image img {
    transform: scale(1.08);
}

.service-content {
    padding: 1.5rem;
    text-align: center;
}

.service-icon {
    font-size: 2rem;
    color: var(--primary-gold);
    margin-bottom: 1rem;
    display: block;
}

.service-content h3 {
    color: var(--primary-blue);
    margin-bottom: 0.8rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.service-content p {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Customer Request Section */
.customer-request {
    padding: var(--section-padding);
    background: var(--white);
}

.request-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.request-form-container {
    background: var(--light-gray);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.request-intro {
    text-align: center;
    margin-bottom: 2.5rem;
}

.request-intro h3 {
    color: var(--primary-blue);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.request-intro p {
    color: var(--text-light);
    font-size: 1.05rem;
    line-height: 1.6;
}

.request-form {
    width: 100%;
}

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

.request-form label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
    font-weight: 600;
    font-size: 0.95rem;
}

.request-form input,
.request-form select,
.request-form textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
    font-family: inherit;
}

.request-form input:focus,
.request-form select:focus,
.request-form textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1);
}

.request-form select {
    cursor: pointer;
}

.request-form textarea {
    resize: vertical;
    min-height: 100px;
}

.request-benefits {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.request-benefits h3 {
    color: var(--primary-blue);
    font-size: 1.4rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.benefits-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.benefit-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.benefit-item i {
    font-size: 1.5rem;
    color: var(--primary-gold);
    margin-top: 0.2rem;
    min-width: 20px;
}

.benefit-item h4 {
    color: var(--primary-blue);
    margin-bottom: 0.3rem;
    font-weight: 700;
    font-size: 1rem;
}

.benefit-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* Projects Section */
.projects {
    padding: var(--section-padding);
    background: var(--white);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.project-item {
    position: relative;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    cursor: pointer;
    height: 300px;
    transition: var(--transition);
}

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

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

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.9), rgba(212, 175, 55, 0.7));
    color: var(--white);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 2rem;
    opacity: 0;
    transition: var(--transition);
}

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

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

.project-overlay h3 {
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
    font-weight: 700;
}

.project-overlay p {
    font-size: 0.95rem;
    opacity: 0.9;
}

/* About Section */
.about {
/* Testimonials Section */
.testimonials {
    padding: var(--section-padding);
    background: var(--white);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.testimonial-card {
    background: var(--light-gray);
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
    cursor: pointer;
}

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

.testimonial-image {
    height: 200px;
    overflow: hidden;
    position: relative;
}

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

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

.testimonial-content {
    padding: 2rem;
    text-align: center;
}

.stars {
    display: flex;
    justify-content: center;
    gap: 0.3rem;
    margin-bottom: 1.5rem;
}

.stars i {
    color: var(--primary-gold);
    font-size: 1.2rem;
}

.testimonial-text {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-style: italic;
}

.testimonial-author h4 {
    color: var(--primary-blue);
    margin-bottom: 0.3rem;
    font-weight: 700;
    font-size: 1.1rem;
}

.testimonial-author span {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

/* About Section */
.about {
    padding: var(--section-padding);
    background: var(--light-gray);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about-description {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.8;
}

.about-features {
    display: flex;
    gap: 2rem;
    margin-bottom: 2.5rem;
    flex-wrap: wrap;
}

.feature {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    color: var(--primary-blue);
    font-weight: 600;
}

.feature i {
    color: var(--primary-gold);
    font-size: 1.2rem;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--white);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.stat-number {
    display: block;
    font-size: 2.8rem;
    font-weight: 800;
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 500;
}

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

.about-image img {
    width: 100%;
    height: 450px;
    object-fit: cover;
    transition: var(--transition);
}

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

/* Contact Section */
.contact {
    padding: var(--section-padding);
    background: var(--white);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    margin-bottom: 4rem;
}

.contact-form-container {
    background: var(--light-gray);
    padding: 3rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
}

.contact-form {
    width: 100%;
}

.form-group {
    margin-bottom: 1.8rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #e2e8f0;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--white);
    font-family: inherit;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-gold);
    box-shadow: 0 0 0 4px rgba(212, 175, 55, 0.1);
}

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

.submit-button {
    width: 100%;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    padding: 18px 24px;
    font-size: 1.1rem;
    font-weight: 600;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
}

.submit-button:hover {
    background: #2c5282;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(26, 54, 93, 0.3);
}

.submit-button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    padding: 1.5rem;
    background: var(--light-gray);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.contact-item i {
    font-size: 1.8rem;
    color: var(--primary-gold);
    margin-top: 0.2rem;
    min-width: 24px;
}

.contact-item h4 {
    color: var(--primary-blue);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.contact-item p {
    color: var(--text-light);
    margin: 0;
    line-height: 1.5;
}

.map-container {
    height: 350px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--light-gray);
}

.map-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--text-light);
    cursor: pointer;
    transition: var(--transition);
}

.map-placeholder:hover {
    background: #edf2f7;
}

.map-placeholder i {
    font-size: 4rem;
    margin-bottom: 1rem;
    color: var(--primary-gold);
}

.map-placeholder p {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.map-placeholder span {
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Footer */
.footer {
    background: var(--dark-gray);
    color: var(--white);
    padding: 80px 0 30px;
}

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

.footer-section p {
    color: #cbd5e0;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.footer-contact p {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin: 0;
    color: #e2e8f0;
}

.footer-contact i {
    color: var(--primary-gold);
    width: 16px;
}

.footer-section h4 {
    color: var(--primary-gold);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section ul li a {
    color: #cbd5e0;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-section ul li a:hover {
    color: var(--primary-gold);
    padding-left: 5px;
}

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

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    background: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    text-decoration: none;
    transition: var(--transition);
    font-size: 1.2rem;
}

.social-link:hover {
    background: var(--primary-gold);
    color: var(--text-dark);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #4a5568;
    color: #a0aec0;
    font-size: 0.9rem;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 65px;
    height: 65px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
    text-decoration: none;
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    z-index: 1000;
    transition: var(--transition);
    animation: whatsappPulse 3s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.15);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.6);
}

@keyframes whatsappPulse {
    0%, 100% {
        box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    }
    50% {
        box-shadow: 0 6px 30px rgba(37, 211, 102, 0.8);
    }
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.lightbox.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
}

.lightbox-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: var(--white);
    font-size: 2rem;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover {
    color: var(--primary-gold);
}

#lightbox-image {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--border-radius);
}

.lightbox-caption {
    text-align: center;
    color: var(--white);
    margin-top: 1rem;
    font-size: 1.1rem;
}

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

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1.5rem;
    }
    
    .projects-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    .site-logo {
        max-height: 55px;
    }


    .nav-menu {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background: var(--white);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 3rem;
        transition: var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        margin-bottom: 1.5rem;
    }

    .nav-link {
        font-size: 1.1rem;
        padding: 1rem 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

    .hero {
        height: 80vh;
        min-height: 500px;
    }

    .services-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

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

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

    .about-features {
        flex-direction: column;
        gap: 1rem;
    }

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

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

    .request-form-container {
        padding: 2rem 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2.5rem;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }

    .whatsapp-float {
        bottom: 20px;
        right: 20px;
        width: 60px;
        height: 60px;
        font-size: 1.8rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .nav-container {
        padding: 0 16px;
    }

    .hero-content {
        padding: 0 16px;
    }

    .contact-form-container {
        padding: 2rem 1.5rem;
    }

    .about-features {
        gap: 0.8rem;
    }

    .feature {
        font-size: 0.9rem;
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-1 { margin-bottom: 0.25rem; }
.mb-2 { margin-bottom: 0.5rem; }
.mb-3 { margin-bottom: 1rem; }
.mb-4 { margin-bottom: 1.5rem; }
.mt-1 { margin-top: 0.25rem; }
.mt-2 { margin-top: 0.5rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }

/* Loading States */
img {
    transition: opacity 0.3s ease;
}

img[data-loaded="false"] {
    opacity: 0;
}

img[data-loaded="true"] {
    opacity: 1;
}

/* Scroll Progress Bar */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-gold), var(--primary-blue));
    z-index: 10001;
    transition: width 0.1s ease;
}

/* Performance Optimizations */
.service-card,
.project-item {
    will-change: transform;
}

.service-image img,
.project-item img {
    will-change: transform;
}

/* Focus Styles for Accessibility */
.nav-link:focus,
.cta-button:focus,
.submit-button:focus,
.whatsapp-float:focus {
    outline: 2px solid var(--primary-gold);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .whatsapp-float,
    .lightbox {
        display: none;
    }
    
    .hero {
        height: auto;
        padding: 2rem 0;
    }
    
    .section-title::after {
        display: none;
    }
}