/* ============================================
   Devear Energy Limited - Stylesheet
   Modern, Responsive Solar Company Website
   ============================================ */

/* CSS Variables for Theme */
:root {
    --primary-color: #0066cc;
    --primary-dark: #0052a3;
    --secondary-color: #00a86b;
    --accent-color: #ffa500;
    --text-dark: #1a1a1a;
    --text-gray: #666666;
    --text-light: #999999;
    --bg-white: #ffffff;
    --bg-light: #f8f9fa;
    --bg-section: #f0f4f8;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--text-dark);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

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

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo a {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-img {
    height: 50px;
    width: auto;
    object-fit: contain;
}

.logo-text {
    display: inline-block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 25px;
}

.nav-link {
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    padding: 5px 0;
    display: flex;
    align-items: center;
    gap: 5px;
}

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

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

.dropdown-arrow {
    font-size: 0.7rem;
    transition: var(--transition);
    margin-left: 3px;
}

/* Sub-menu Styles */
.nav-item-has-children {
    position: relative;
}

.nav-item-has-children:hover .sub-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--bg-white);
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    border-radius: 8px;
    padding: 10px 0;
    margin-top: 10px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: var(--transition);
    z-index: 1000;
    list-style: none;
}

.sub-menu::before {
    content: '';
    position: absolute;
    top: -8px;
    left: 20px;
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 8px solid var(--bg-white);
}

.sub-menu li {
    margin: 0;
}

.sub-menu a {
    display: block;
    padding: 12px 20px;
    color: var(--text-dark);
    font-weight: 400;
    font-size: 0.95rem;
    transition: var(--transition);
    text-decoration: none;
}

.sub-menu a:hover {
    background: var(--bg-light);
    color: var(--primary-color);
    padding-left: 25px;
}

.sub-menu a::after {
    display: none;
}

.cta-nav {
    background: var(--primary-color);
    color: var(--bg-white) !important;
    padding: 10px 20px;
    border-radius: 5px;
    margin-left: 10px;
}

.cta-nav::after {
    display: none;
}

.cta-nav:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--bg-white);
    text-align: center;
    padding-top: 80px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-description {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.7;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.hero::before {
    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 1440 320"><path fill="%23ffffff" fill-opacity="0.1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,112C672,96,768,96,864,112C960,128,1056,160,1152,160C1248,160,1344,128,1392,112L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>') no-repeat bottom;
    background-size: cover;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.95;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.hero-badges {
    display: flex;
    gap: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.2);
    padding: 10px 20px;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.badge-icon {
    font-size: 1.2rem;
    font-weight: bold;
}

.hero-scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: var(--bg-white);
    opacity: 0.8;
    animation: bounce 2s infinite;
}

.scroll-arrow {
    font-size: 1.5rem;
    margin-top: 5px;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 30px;
    border-radius: 5px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 1rem;
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--bg-white);
    border: 2px solid var(--bg-white);
}

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

.btn-block {
    width: 100%;
}

/* Quick Summary Section */
.quick-summary {
    padding: 60px 0;
    background: var(--bg-light);
}

.summary-header {
    text-align: center;
    margin-bottom: 40px;
}

.summary-header h2 {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.summary-header p {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 800px;
    margin: 0 auto;
}

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.summary-card {
    text-align: center;
    padding: 30px 20px;
    background: var(--bg-white);
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.summary-icon {
    font-size: 3rem;
    margin-bottom: 15px;
}

.summary-card h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.summary-card p {
    color: var(--text-gray);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.summary-link {
    display: inline-block;
    margin-top: 10px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
}

.summary-link:hover {
    color: var(--primary-dark);
    transform: translateX(5px);
}

.testimonials-preview {
    background: var(--bg-section);
}

.cta-section {
    padding: 80px 0;
}

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

.about-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
    margin-bottom: 60px;
}

.about-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
}

.about-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
}

.about-block {
    margin-bottom: 40px;
}

.about-block h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.about-block p {
    color: var(--text-gray);
    line-height: 1.8;
}

.timeline {
    position: relative;
    padding-left: 40px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 15px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border-color);
}

.timeline h3 {
    font-size: 1.5rem;
    margin-bottom: 30px;
    color: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: 40px;
    padding-left: 30px;
}

.timeline-year {
    position: absolute;
    left: -55px;
    top: 0;
    width: 40px;
    height: 40px;
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    box-shadow: var(--shadow-md);
    flex-shrink: 0;
}

.timeline-content h4 {
    font-size: 1.2rem;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.timeline-content p {
    color: var(--text-gray);
    line-height: 1.7;
}

.offices-section {
    margin-top: 60px;
    padding-top: 60px;
    border-top: 2px solid var(--border-color);
}

.offices-section h3 {
    font-size: 1.8rem;
    margin-bottom: 40px;
    color: var(--primary-color);
    text-align: center;
}

.offices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.office-card {
    text-align: center;
    padding: 30px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
}

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

.office-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.office-card h4 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.office-card p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* Products Section */
.products-section {
    background: var(--bg-section);
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.product-card {
    background: var(--bg-white);
    padding: 35px;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.product-image {
    width: 100%;
    height: 250px;
    margin-bottom: 20px;
    border-radius: 10px;
    overflow: hidden;
    background: var(--bg-light);
}

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

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

.product-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
    display: none;
}

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.product-description {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.7;
}

.product-features {
    margin-bottom: 20px;
}

.product-features h4 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.product-features ul {
    list-style: disc;
    padding-left: 20px;
    color: var(--text-gray);
}

.product-features li {
    margin-bottom: 8px;
    line-height: 1.6;
}

.product-benefits {
    padding: 15px;
    background: var(--bg-light);
    border-radius: 5px;
    color: var(--text-gray);
    font-size: 0.95rem;
    line-height: 1.7;
}

.product-benefits strong {
    color: var(--primary-color);
}

/* Services Section */
.services-section {
    background: var(--bg-white);
}

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

.service-card {
    text-align: center;
    padding: 40px 30px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
}

.service-card:hover {
    background: var(--primary-color);
    color: var(--bg-white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.service-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.service-card p {
    line-height: 1.7;
    opacity: 0.9;
}

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

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

.project-card {
    background: var(--bg-white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    cursor: pointer;
}

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

.project-image {
    width: 100%;
    height: 250px;
    background: var(--bg-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

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

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

.project-placeholder {
    font-size: 5rem;
    opacity: 0.3;
    display: none;
}

.project-info {
    padding: 25px;
}

.project-info h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.project-location {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
    font-size: 0.95rem;
}

.project-description {
    color: var(--text-gray);
    line-height: 1.6;
}

/* Why Us Section */
.why-us-section {
    background: var(--bg-white);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.why-us-card {
    text-align: center;
    padding: 35px 25px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
}

.why-us-card:hover {
    background: var(--secondary-color);
    color: var(--bg-white);
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.why-us-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.why-us-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
}

.why-us-card p {
    line-height: 1.7;
    opacity: 0.9;
}

/* Downloads Section */
.downloads-section {
    background: var(--bg-section);
}

.downloads-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.download-card {
    background: var(--bg-white);
    padding: 35px 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.download-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.download-card h3 {
    font-size: 1.3rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.download-card p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.download-link {
    display: inline-block;
    padding: 12px 25px;
    background: var(--primary-color);
    color: var(--bg-white);
    border-radius: 5px;
    font-weight: 600;
    transition: var(--transition);
}

.download-link:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Quote Section */
.quote-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--bg-white);
}

.quote-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.quote-content h2 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

.quote-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.95;
    line-height: 1.7;
}

.quote-benefits {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.quote-benefit {
    font-size: 1.05rem;
    opacity: 0.95;
}

.quote-form {
    background: var(--bg-white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: 5px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

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

.form-group small {
    display: block;
    margin-top: 5px;
    color: var(--text-light);
    font-size: 0.85rem;
}

.form-message {
    margin-top: 20px;
    padding: 15px;
    border-radius: 5px;
    text-align: center;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    display: block;
}

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

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

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
}

.contact-card {
    padding: 25px;
    background: var(--bg-light);
    border-radius: 10px;
    text-align: center;
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.contact-card h3 {
    font-size: 1.2rem;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.contact-card p {
    color: var(--text-gray);
    line-height: 1.7;
}

.contact-card a {
    color: var(--primary-color);
    font-weight: 600;
}

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

.contact-map {
    height: 500px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.map-placeholder {
    width: 100%;
    height: 100%;
    background: var(--bg-light);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 20px;
    color: var(--text-gray);
}

.map-placeholder a {
    color: var(--primary-color);
    text-decoration: underline;
}

/* Partnership Section */
.partnership-section {
    background: var(--bg-white);
}

.partnership-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
    align-items: center;
}

.partnership-item {
    text-align: center;
    padding: 20px;
}

.partnership-logo {
    max-width: 100%;
    height: auto;
    max-height: 100px;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.partnership-item:hover .partnership-logo {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.05);
}

.partnership-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 1.05rem;
}

/* Awards Section */
.awards-section {
    background: var(--bg-section);
}

.awards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.award-card {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

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

.award-image {
    width: 100%;
    height: 200px;
    object-fit: contain;
    margin-bottom: 20px;
    border-radius: 5px;
}

.award-card h3 {
    font-size: 1.2rem;
    color: var(--text-dark);
    margin-top: 15px;
}

/* Newsletter Section */
.newsletter-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: var(--bg-white);
    padding: 60px 0;
}

.newsletter-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.newsletter-content h2 {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.newsletter-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    opacity: 0.95;
}

.newsletter-form {
    display: flex;
    gap: 10px;
    max-width: 500px;
    margin: 0 auto;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    border: none;
    border-radius: 5px;
    font-size: 1rem;
    font-family: var(--font-primary);
}

.newsletter-form input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.newsletter-form button {
    padding: 14px 30px;
    white-space: nowrap;
}

/* Testimonials Section */
.testimonials-section {
    background: var(--bg-section);
}

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

.testimonial-card {
    background: var(--bg-white);
    padding: 35px;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: relative;
}

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

.testimonial-rating {
    margin-bottom: 20px;
}

.star {
    color: #ffc107;
    font-size: 1.2rem;
    margin-right: 3px;
}

.testimonial-text {
    color: var(--text-gray);
    line-height: 1.8;
    font-style: italic;
    margin-bottom: 25px;
    font-size: 1.05rem;
}

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

.testimonial-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    background: var(--bg-light);
    flex-shrink: 0;
}

.testimonial-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.testimonial-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.testimonial-info p {
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* FAQ Section */
.faq-section {
    background: var(--bg-white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    margin-bottom: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    overflow: hidden;
    background: var(--bg-white);
    transition: var(--transition);
}

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

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: var(--bg-light);
    border: none;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    transition: var(--transition);
    font-family: var(--font-primary);
}

.faq-question:hover {
    background: var(--primary-color);
    color: var(--bg-white);
}

.faq-question[aria-expanded="true"] {
    background: var(--primary-color);
    color: var(--bg-white);
}

.faq-question[aria-expanded="true"] .faq-icon {
    transform: rotate(45deg);
}

.faq-icon {
    font-size: 1.5rem;
    font-weight: 300;
    transition: var(--transition);
    flex-shrink: 0;
    margin-left: 20px;
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease, padding 0.3s ease;
    padding: 0 25px;
}

.faq-item.active .faq-answer {
    max-height: 500px;
    padding: 20px 25px;
}

.faq-answer p {
    color: var(--text-gray);
    line-height: 1.8;
    margin: 0;
}

/* WhatsApp Floating Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: #25D366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 12px rgba(37, 211, 102, 0.4);
    z-index: 999;
    transition: var(--transition);
    text-decoration: none;
    overflow: hidden;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
    width: auto;
    padding: 0 20px;
    border-radius: 30px;
}

.whatsapp-float svg {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
}

.whatsapp-text {
    color: var(--bg-white);
    font-weight: 600;
    margin-left: 10px;
    white-space: nowrap;
    display: none;
}

.whatsapp-float:hover .whatsapp-text {
    display: inline-block;
}

/* Footer */
.footer {
    background: var(--text-dark);
    color: var(--bg-white);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: var(--bg-white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-section ul li {
    margin-bottom: 12px;
}

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition);
}

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

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

.social-links a {
    padding: 8px 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    transition: var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 30px;
    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-legal {
    display: flex;
    gap: 20px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-legal a:hover {
    color: var(--bg-white);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .about-content,
    .quote-wrapper,
    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-info {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: var(--bg-white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-lg);
        transition: var(--transition);
        overflow-y: auto;
        align-items: flex-start;
        gap: 0;
    }

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

    .nav-menu > li {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }

    .nav-link {
        display: inline-block;
        width: auto;
        padding: 15px 0;
    }

    .nav-item-has-children {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        justify-content: space-between;
    }

    .dropdown-toggle-btn {
        display: block;
        background: none;
        border: none;
        color: var(--primary-color);
        padding: 15px;
        font-size: 1rem;
        cursor: pointer;
        transition: var(--transition);
    }

    .nav-item-has-children.active .dropdown-toggle-btn {
        transform: rotate(180deg);
    }

    .dropdown-arrow {
        display: none !important;
    }

    .sub-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        background: var(--bg-light);
        margin: 0;
        padding: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease, padding 0.3s ease;
        border-radius: 0;
        margin-left: 15px;
    }

    .sub-menu::before {
        display: none;
    }

    .nav-item-has-children.active .sub-menu {
        max-height: 1000px;
        padding: 10px 0;
        visibility: visible;
        opacity: 1;
    }

    .sub-menu li {
        border-bottom: 1px solid rgba(0, 0, 0, 0.1) !important;
        width: 100%;
        display: block !important;
    }

    .sub-menu li:last-child {
        border-bottom: none !important;
    }

    .sub-menu a {
        display: block !important;
        padding: 15px 25px !important;
        font-size: 1rem !important;
        color: var(--primary-color) !important;
        text-decoration: none !important;
        background: transparent !important;
    }

    .sub-menu a:hover {
        background: rgba(0, 102, 204, 0.05);
        padding-left: 25px;
    }

    .cta-nav {
        margin-left: 0;
        margin-top: 10px;
    }

    .logo-img {
        height: 40px;
    }

    .logo-text {
        font-size: 1.2rem;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-description {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .section {
        padding: 60px 0;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .hero-badges {
        flex-direction: column;
        align-items: center;
    }

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

    .about-image {
        min-height: 300px;
    }

    .offices-grid {
        grid-template-columns: 1fr;
    }

    .products-grid,
    .services-grid,
    .projects-grid,
    .why-us-grid {
        grid-template-columns: 1fr;
    }

    .partnership-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .awards-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-form {
        flex-direction: column;
    }

    .newsletter-form input,
    .newsletter-form button {
        width: 100%;
    }

    .quote-form {
        padding: 30px 20px;
    }

    .contact-map {
        height: 400px;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .whatsapp-float {
        width: 55px;
        height: 55px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float svg {
        width: 28px;
        height: 28px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 1.75rem;
    }

    .container {
        padding: 0 15px;
    }

    .product-card,
    .service-card,
    .quote-form {
        padding: 25px 20px;
    }

    .partnership-grid {
        grid-template-columns: 1fr;
    }

    .newsletter-content h2 {
        font-size: 2rem;
    }

    .logo-text {
        font-size: 1rem;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 15px;
    }

    .whatsapp-float svg {
        width: 24px;
        height: 24px;
    }
}

/* Product & Service Item Styles */
.product-item,
.service-item {
    margin-bottom: 60px;
}

.product-content,
.service-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.product-content.product-reverse,
.service-content.service-reverse {
    direction: rtl;
}

.product-content.product-reverse > *,
.service-content.service-reverse > * {
    direction: ltr;
}

.product-image,
.service-image {
    width: 100%;
}

.product-img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: var(--shadow-md);
}

.product-details h3,
.service-details h3 {
    font-size: 2rem;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.product-details h4,
.service-details h4 {
    font-size: 1.2rem;
    margin-top: 25px;
    margin-bottom: 15px;
    color: var(--primary-color);
}

.product-details ul,
.service-details ul {
    list-style: disc;
    padding-left: 25px;
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.product-details li,
.service-details li {
    margin-bottom: 10px;
}

.product-details p,
.service-details p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

@media (max-width: 768px) {
    .product-content,
    .service-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .product-content.product-reverse,
    .service-content.service-reverse {
        direction: ltr;
    }

    .product-details h3,
    .service-details h3 {
        font-size: 1.6rem;
    }
}

/* Page Header Styles */
.page-header {
    padding: 120px 0 80px;
    text-align: center;
}

/* Contact Card Styles */
.contact-card {
    transition: var(--transition);
}

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

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-20 {
    margin-top: 20px;
}

.mb-20 {
    margin-bottom: 20px;
}

/* Smooth Scroll Enhancement */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}