/* ===================================
   CSS Variables & Root Styles
   =================================== */
:root {
    --primary-color: #1B365D;
    --secondary-color: #FF8C00;
    --accent-color: #F4F4F4;
    --text-dark: #333333;
    --text-light: #666666;
    --white: #ffffff;
    --transition: all 0.3s ease;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: 'Open Sans', 'Segoe UI', Tahoma, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.3;
    color: var(--primary-color);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul, ol {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    border: none;
    outline: none;
}

/* ===================================
   Container & Utility Classes
   =================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-light);
    font-weight: 400;
}

/* ===================================
   Buttons
   =================================== */
.btn {
    display: inline-block;
    padding: 14px 32px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 6px;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--secondary-color);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #e67e00;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: #152a4a;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.btn-call {
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 12px 24px;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-call:hover {
    background-color: #e67e00;
    transform: scale(1.05);
}

.btn-block {
    width: 100%;
}

/* ===================================
   Header & Navigation
   =================================== */
.header {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
    gap: 20px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo img {
    height: 112px;
    width: auto;
    object-fit: contain;
}

.logo-text h2 {
    font-size: 1.25rem;
    margin: 0;
    line-height: 1.2;
    color: var(--primary-color);
}

.logo-text p {
    font-size: 0.875rem;
    margin: 0;
    color: var(--secondary-color);
    font-weight: 600;
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
    padding: 8px 0;
    position: relative;
}

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

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

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

.header-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    width: 28px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translateY(8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translateY(-8px);
}

/* ===================================
   Hero Section & Carousel
   =================================== */
.hero {
    position: relative;
    overflow: hidden;
}

.hero-carousel {
    position: relative;
    height: 600px;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
}

.hero-content {
    text-align: center;
    color: var(--white);
    max-width: 800px;
    margin: 0 auto;
    animation: fadeInUp 1s ease;
}

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

.hero-title {
    font-size: 3rem;
    margin-bottom: 20px;
    color: var(--white);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--white);
    font-weight: 400;
}

.carousel-control {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.carousel-control:hover {
    background-color: rgba(255, 255, 255, 0.5);
}

.carousel-control.prev {
    left: 20px;
}

.carousel-control.next {
    right: 20px;
}

.carousel-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active,
.dot:hover {
    background-color: var(--secondary-color);
    transform: scale(1.2);
}

/* ===================================
   Quote Form Section
   =================================== */
.quote-form-section {
    padding: 60px 0;
    background-color: var(--accent-color);
}

.quote-form {
    max-width: 900px;
    margin: 0 auto;
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 20px;
}

.form-group {
    position: relative;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid #e0e0e0;
    border-radius: 6px;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(255, 140, 0, 0.1);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23333' d='M6 9L1 4h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 18px center;
    background-size: 12px;
}

.form-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 6px;
    text-align: center;
    font-weight: 500;
    display: none;
}

.form-message.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-message.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ===================================
   Welcome Section
   =================================== */
.welcome-section {
    padding: 80px 0;
}

.welcome-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.welcome-text p {
    margin-bottom: 20px;
    color: var(--text-light);
    line-height: 1.8;
}

.welcome-text .btn {
    margin-top: 20px;
}

.welcome-image img {
    border-radius: 12px;
    box-shadow: var(--shadow-lg);
    width: 100%;
}

/* ===================================
   How We Work Section
   =================================== */
.how-we-work-section {
    padding: 80px 0;
    background-color: var(--accent-color);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.process-step {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.step-icon {
    position: relative;
    width: 100px;
    height: 100px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2.5rem;
}

.step-number {
    position: absolute;
    top: -10px;
    right: -10px;
    width: 35px;
    height: 35px;
    background-color: var(--secondary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.125rem;
    font-weight: 700;
    box-shadow: var(--shadow-md);
}

.process-step h3 {
    margin-bottom: 10px;
    font-size: 1.25rem;
}

.process-step p {
    color: var(--text-light);
    font-size: 0.9375rem;
}

/* ===================================
   Services Section
   =================================== */
.services-section {
    padding: 80px 0;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    border-radius: 12px;
    padding: 40px 30px;
    text-align: center;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
    transition: var(--transition);
    border: 2px solid transparent;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--secondary-color);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.375rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.7;
}

/* ===================================
   Why Choose Us Section
   =================================== */
.why-choose-section {
    padding: 80px 0;
    background: linear-gradient(135deg, var(--primary-color), #2a4a7a);
    color: var(--white);
}

.why-choose-section .section-title,
.why-choose-section .section-subtitle {
    color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    transition: var(--transition);
}

.feature-item:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.feature-item i {
    font-size: 1.75rem;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.feature-item span {
    font-size: 1rem;
    font-weight: 500;
}

/* ===================================
   Service Areas Section
   =================================== */
.service-areas-section {
    padding: 80px 0;
}

.areas-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
}

.area-box {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.area-box h3 {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    font-size: 1.5rem;
    color: var(--primary-color);
}

.area-box h3 i {
    color: var(--secondary-color);
}

.area-intro {
    margin-bottom: 20px;
    color: var(--text-light);
    font-weight: 500;
}

.area-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.area-list li {
    padding: 10px 15px;
    background-color: var(--accent-color);
    border-radius: 6px;
    color: var(--text-dark);
    position: relative;
    padding-left: 35px;
}

.area-list li::before {
    content: '✓';
    position: absolute;
    left: 12px;
    color: var(--secondary-color);
    font-weight: bold;
}

.area-note {
    margin-top: 20px;
    padding: 15px;
    background-color: rgba(255, 140, 0, 0.1);
    border-left: 4px solid var(--secondary-color);
    color: var(--text-dark);
    font-style: italic;
}

/* ===================================
   Testimonials Section
   =================================== */
.testimonials-section {
    padding: 80px 0;
    background-color: var(--accent-color);
}

.testimonials-carousel {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    padding: 0 80px;
}

.testimonial-slide {
    display: none;
}

.testimonial-slide.active {
    display: block;
    animation: fadeIn 0.5s ease;
}

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

.testimonial-card {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.stars {
    display: flex;
    gap: 5px;
    margin-bottom: 20px;
    justify-content: center;
}

.stars i {
    color: #ffc107;
    font-size: 1.25rem;
}

.testimonial-text {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 25px;
    font-style: italic;
    text-align: center;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
    justify-content: center;
}

.author-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.author-info h4 {
    font-size: 1.125rem;
    margin-bottom: 3px;
}

.author-info p {
    color: var(--text-light);
    font-size: 0.9375rem;
}

.testimonial-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.testimonial-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background-color: var(--secondary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
}

.testimonial-btn:hover {
    background-color: var(--primary-color);
    transform: scale(1.1);
}

/* ===================================
   Gallery Section
   =================================== */
.gallery-section {
    padding: 80px 0;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    aspect-ratio: 4/3;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(27, 54, 93, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

.gallery-overlay i {
    color: var(--white);
    font-size: 2.5rem;
}

/* Lightbox */
.lightbox {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    z-index: 2000;
    align-items: center;
    justify-content: center;
}

.lightbox.active {
    display: flex;
}

.lightbox img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

.lightbox-close {
    position: absolute;
    top: 30px;
    right: 40px;
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-close:hover {
    background-color: var(--secondary-color);
}

.lightbox-prev,
.lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
}

.lightbox-prev {
    left: 40px;
}

.lightbox-next {
    right: 40px;
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background-color: var(--secondary-color);
}

/* ===================================
   About Section
   =================================== */
.about-section {
    padding: 80px 0;
    background-color: var(--accent-color);
}

.about-content {
    display: grid;
    gap: 60px;
}

.about-text h3 {
    margin-top: 30px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.about-text h3:first-child {
    margin-top: 0;
}

.about-text p {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 15px;
}

.values-list {
    list-style: none;
    margin-top: 15px;
}

.values-list li {
    padding: 15px;
    background-color: var(--white);
    border-radius: 8px;
    margin-bottom: 12px;
    color: var(--text-dark);
    border-left: 4px solid var(--secondary-color);
}

.values-list li strong {
    color: var(--primary-color);
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.stat-box {
    text-align: center;
    padding: 30px 20px;
    background-color: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 2rem;
}

.stat-box h3 {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.stat-box p {
    color: var(--text-dark);
    font-size: 1rem;
}

/* ===================================
   FAQ Section
   =================================== */
.faq-section {
    padding: 80px 0;
}

.faq-container {
    max-width: 900px;
    margin: 0 auto;
}

.faq-category {
    margin-bottom: 50px;
}

.faq-category-title {
    font-size: 1.75rem;
    color: var(--primary-color);
    margin-bottom: 25px;
    padding-bottom: 15px;
    border-bottom: 3px solid var(--secondary-color);
}

.faq-item {
    background-color: var(--white);
    border-radius: 8px;
    margin-bottom: 15px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition);
}

.faq-item:hover {
    box-shadow: var(--shadow-md);
}

.faq-question {
    padding: 20px 25px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    background-color: var(--white);
    transition: var(--transition);
}

.faq-question:hover {
    background-color: var(--accent-color);
}

.faq-question h4 {
    font-size: 1.125rem;
    color: var(--primary-color);
    margin: 0;
}

.faq-question i {
    color: var(--secondary-color);
    font-size: 1.125rem;
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.faq-item.active .faq-question i {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 25px 20px 25px;
    color: var(--text-light);
    line-height: 1.8;
}

/* ===================================
   Contact Section
   =================================== */
.contact-section {
    padding: 80px 0;
    background-color: var(--accent-color);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info h3 {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.contact-info > p {
    color: var(--text-light);
    margin-bottom: 30px;
    line-height: 1.7;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background-color: var(--white);
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.25rem;
    flex-shrink: 0;
}

.contact-details h4 {
    margin-bottom: 8px;
    color: var(--primary-color);
}

.contact-details a {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 1.125rem;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-details p {
    color: var(--text-light);
    font-size: 0.9375rem;
}

.quick-contact-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.quick-contact-buttons .btn {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.contact-form-wrapper {
    background-color: var(--white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.contact-form-wrapper h3 {
    margin-bottom: 30px;
    color: var(--primary-color);
}

.contact-form .form-group {
    margin-bottom: 20px;
}

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

/* ===================================
   Footer
   =================================== */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 60px 0 20px;
}

.footer-top {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 50px;
    width: auto;
}

.footer-logo h3 {
    color: var(--white);
    font-size: 1.25rem;
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    font-size: 0.9375rem;
}

.footer-column h4 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 1.25rem;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-links li,
.footer-contact li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
    display: inline-block;
}

.footer-links a:hover {
    color: var(--secondary-color);
    transform: translateX(5px);
}

.footer-contact li {
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255, 255, 255, 0.8);
}

.footer-contact i {
    color: var(--secondary-color);
    width: 20px;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.9);
}

.footer-contact a:hover {
    color: var(--secondary-color);
}

.footer-bottom {
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    transition: var(--transition);
}

.footer-social a:hover {
    background-color: var(--secondary-color);
    transform: translateY(-3px);
}

/* ===================================
   Floating Action Buttons
   =================================== */
.floating-buttons {
    position: fixed;
    bottom: 30px;
    right: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    z-index: 999;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    animation: bounce 2s infinite;
}

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

.floating-btn:hover {
    transform: scale(1.1);
    animation: none;
}

.call-btn {
    background-color: var(--secondary-color);
}

.whatsapp-btn {
    background-color: #25D366;
}

/* ===================================
   Back to Top Button
   =================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    cursor: pointer;
    box-shadow: var(--shadow-lg);
    transition: var(--transition);
    z-index: 999;
}

.back-to-top.visible {
    display: flex;
}

.back-to-top:hover {
    background-color: var(--secondary-color);
    transform: translateY(-5px);
}

/* ===================================
   Responsive Design - Tablet
   =================================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1.25rem;
    }
    
    .process-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .areas-content {
        grid-template-columns: 1fr;
    }
    
    .about-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-top {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ===================================
   Responsive Design - Mobile
   =================================== */
@media (max-width: 768px) {
    html {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-subtitle {
        font-size: 1rem;
    }
    
    /* Header Mobile */
    .nav {
        position: fixed;
        top: 0;
        left: -100%;
        width: 280px;
        height: 100vh;
        background-color: var(--white);
        box-shadow: var(--shadow-lg);
        padding: 80px 20px 20px;
        transition: left 0.3s ease;
        z-index: 1000;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .nav-link {
        width: 100%;
        padding: 12px 15px;
        border-radius: 6px;
        transition: var(--transition);
    }
    
    .nav-link:hover {
        background-color: var(--accent-color);
    }
    
    .hamburger {
        display: flex;
    }
    
    .btn-call {
        display: none;
    }
    
    /* Hero Mobile */
    .hero-carousel {
        height: 500px;
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .carousel-control {
        width: 40px;
        height: 40px;
        font-size: 1.25rem;
    }
    
    .carousel-control.prev {
        left: 10px;
    }
    
    .carousel-control.next {
        right: 10px;
    }
    
    /* Form Mobile */
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .quote-form {
        padding: 30px 20px;
    }
    
    /* Welcome & Content Mobile */
    .welcome-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .area-list {
        grid-template-columns: 1fr;
    }
    
    /* Testimonials Mobile */
    .testimonials-carousel {
        padding: 0 20px;
    }
    
    .testimonial-card {
        padding: 30px 20px;
    }
    
    .testimonial-text {
        font-size: 1rem;
    }
    
    /* Gallery Mobile */
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    /* About Mobile */
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    /* Contact Mobile */
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 30px 20px;
    }
    
    .quick-contact-buttons {
        flex-direction: column;
    }
    
    /* Footer Mobile */
    .footer-top {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
    
    /* Floating Buttons Mobile */
    .floating-buttons {
        bottom: 20px;
        right: 20px;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
    }
    
    .back-to-top {
        bottom: 20px;
        left: 20px;
        width: 45px;
        height: 45px;
        font-size: 1rem;
    }
    
    /* Lightbox Mobile */
    .lightbox-close {
        top: 15px;
        right: 15px;
        width: 40px;
        height: 40px;
    }
    
    .lightbox-prev,
    .lightbox-next {
        width: 40px;
        height: 40px;
    }
    
    .lightbox-prev {
        left: 15px;
    }
    
    .lightbox-next {
        right: 15px;
    }
}

/* ===================================
   Print Styles
   =================================== */
@media print {
    .header,
    .floating-buttons,
    .back-to-top,
    .carousel-control,
    .carousel-dots,
    .testimonial-controls,
    .footer-social {
        display: none;
    }
}