/* ===========================
   ROOT & THEME VARIABLES
   =========================== */

:root {
    --primary-color: #2872AF;
    --primary-light: #3A8FD8;
    --primary-dark: #1F5285;
    --secondary-color: #f5f5f5;
    --text-dark: #1a1a1a;
    --text-light: #555555;
    --border-color: #e0e0e0;
    --white: #ffffff;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.15);
    --radius: 8px;
    --radius-lg: 16px;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
}

/* ===========================
   UTILITY CLASSES
   =========================== */

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

.section-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-container.reverse {
    grid-template-columns: 1fr 1fr;
}

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

.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

/* ===========================
   NAVIGATION
   =========================== */

.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 30px;

}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

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

.logo-image {
  height: 100px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-item .nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-item .nav-link:hover,
.nav-item .nav-link.active {
    color: var(--primary-color);
}

.nav-item .nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 6px;
}

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

/* ===========================
   HERO SECTION
   =========================== */

.hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    padding: 10px 20px;
    max-width: 1200px;
    margin: 0 auto;
    /* min-height: calc(100vh - 70px); */
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.hero-title {
    font-size: 56px;
    font-weight: 700;
    line-height: 1.2;
    color: var(--text-dark);
}

.hero-subtitle {
    font-size: 20px;
    color: var(--text-light);
    line-height: 1.6;
}

.hero-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

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

.contact-hero {
    text-align: center;
    grid-template-columns: 1fr;
    gap: 40px;
}

/* ===========================
   ANIMATIONS
   =========================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.fade-in {
    animation: fadeIn 0.8s ease-out;
}

.fade-in-delay {
    animation: fadeIn 0.8s ease-out 0.2s both;
}

.fade-in-delay-2 {
    animation: fadeIn 0.8s ease-out 0.4s both;
}

.slide-in-left {
    animation: slideInLeft 0.8s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.8s ease-out;
}

/* ===========================
   SECTIONS
   =========================== */

.section {
    padding: 80px 20px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--text-dark);
    line-height: 1.2;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
    line-height: 1.6;
}

.section-text {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: 20px;
}

.benefits-section,
.commitment-section {
    background-color: var(--secondary-color);
}

.energy-section {
    background-color: var(--white);
}

.economy-section {
    background-color: var(--secondary-color);
}

.environmental-section {
    background-color: var(--white);
}

/* ===========================
   BUTTONS
   =========================== */

.cta-button {
    display: inline-block;
    padding: 14px 32px;
    border-radius: var(--radius);
    text-decoration: none;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

.cta-button.primary {
    background-color: var(--primary-color);
    color: var(--white);
}

.cta-button.primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.cta-button.secondary {
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.cta-button.secondary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-2px);
}

.cta-button.white {
    background-color: var(--white);
    color: var(--primary-color);
}

.cta-button.white:hover {
    background-color: var(--secondary-color);
}

.cta-button.large {
    padding: 16px 40px;
    font-size: 18px;
}

/* ===========================
   GRID LAYOUTS
   =========================== */

.services-grid,
.impact-grid,
.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.service-card,
.impact-card,
.process-step,
.apart-card,
.value-card,
.serve-item,
.material-item,
.quick-service,
.faq-item {
    background-color: var(--white);
    padding: 30px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.service-card:hover,
.impact-card:hover,
.apart-card:hover,
.value-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    font-size: 40px;
    margin-bottom: 15px;
}

.service-card h3,
.apart-card h3,
.value-card h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 20px;
}

.service-card p,
.impact-card p,
.value-card p {
    color: var(--text-light);
    font-size: 15px;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

/* ===========================
   SECTION SPECIFIC STYLES
   =========================== */

.section-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.benefits-list {
    list-style: none;
    margin: 20px 0;
}

.benefits-list li {
    padding: 10px 0;
    padding-left: 30px;
    position: relative;
    color: var(--text-light);
}

.benefits-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.pricing-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 40px 0;
}

.feature-item {
    display: flex;
    gap: 15px;
    align-items: center;
    padding: 15px;
    background-color: var(--secondary-color);
    border-radius: var(--radius);
}

.feature-icon {
    color: var(--primary-color);
    font-size: 24px;
    font-weight: bold;
}

.waste-benefits {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 40px 0;
}

.benefit-box {
    background-color: var(--secondary-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
}

.benefit-box h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

/* ===========================
   CTA BANNER
   =========================== */

.cta-banner {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: var(--white);
    padding: 60px 20px;
    text-align: center;
}

.banner-content {
    max-width: 800px;
    margin: 0 auto;
}

.banner-content h3 {
    font-size: 36px;
    margin-bottom: 20px;
}

.banner-content p {
    font-size: 18px;
    margin-bottom: 15px;
}

/* ===========================
   CONTACT FORM
   =========================== */

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

.contact-form-column {
    background-color: var(--secondary-color);
    padding: 40px;
    border-radius: var(--radius-lg);
}

.contact-info-column {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    font-family: inherit;
    font-size: 16px;
    color: var(--text-dark);
    transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(40, 114, 175, 0.1);
}

.contact-image {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-info-box {
    background-color: var(--white);
    border: 2px solid var(--border-color);
    padding: 40px;
    border-radius: var(--radius-lg);
}

.contact-info-box h3 {
    color: var(--primary-color);
    font-size: 24px;
    margin-bottom: 30px;
}

.info-item {
    margin-bottom: 25px;
}

.info-item h4 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 8px;
}

.info-item p {
    color: var(--text-light);
}

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.info-item a:hover {
    text-decoration: underline;
}

/* ===========================
   MAP SECTION
   =========================== */

.map-container {
    width: 100%;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    height: 450px;
}

/* ===========================
   QUICK SERVICES
   =========================== */

.quick-services {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.quick-service {
    background-color: var(--white);
    border: 2px solid var(--border-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.quick-service:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.quick-service h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 20px;
}

/* ===========================
   FAQ SECTION
   =========================== */

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin: 40px 0;
}

.faq-item {
    background-color: var(--secondary-color);
}

.faq-item h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 18px;
}

/* ===========================
   PROCESS STEPS
   =========================== */

.process-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.step {
    background-color: var(--secondary-color);
    padding: 30px;
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--primary-color);
}

.step-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.step-header h3 {
    color: var(--text-dark);
    font-size: 18px;
    margin: 0;
}

/* ===========================
   FOOTER
   =========================== */

.footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 60px 20px 20px;
}
.footer-logo-image {
  height: 50px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 15px;
}

.footer-section p {
    color: #ccc;
    font-size: 14px;
    line-height: 1.8;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    color: #999;
    font-size: 14px;
}

/* ===========================
   RESPONSIVE DESIGN
   =========================== */

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

    .nav-menu {
        display: none;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        flex-direction: column;
        background-color: var(--white);
        padding: 20px;
        gap: 10px;
        box-shadow: var(--shadow-md);
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-item .nav-link.active::after {
        display: none;
    }

    .nav-item .nav-link.active {
        color: var(--primary-color);
    }

    .hero {
        grid-template-columns: 1fr;
        padding: 60px 20px;
        gap: 40px;
    }

    .hero-title {
        font-size: 40px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .section-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .section-container.reverse {
        grid-template-columns: 1fr;
    }

    .section-title {
        font-size: 32px;
    }
    .logo-image {
    width: 300px;
    height: 60px;
    }

    .services-grid,
    .impact-grid,
    .process-grid,
    .pricing-features,
    .waste-benefits,
    .quick-services,
    .faq-grid {
        grid-template-columns: 1fr;
    }

    .contact-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form-column {
        padding: 30px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .materials-grid,
    .serve-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .process-steps {
        grid-template-columns: 1fr;
    }

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

    .value-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .section-title {
        font-size: 24px;
    }

    .section {
        padding: 50px 20px;
    }

    .cta-button {
        padding: 12px 24px;
        font-size: 14px;
    }

    .contact-image {
        margin-top: 20px;
    }

    .banner-content h3 {
        font-size: 24px;
    }

    .materials-grid,
    .serve-grid,
    .value-grid {
        grid-template-columns: 1fr;
    }

    .material-item,
    .serve-item,
    .value-card {
        padding: 20px;
    }

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

/* ===========================
   MATERIAL & SERVE GRIDS
   =========================== */

.materials-grid,
.serve-grid,
.value-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    margin: 40px 0;
}

.material-item,
.serve-item {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 25px;
    border-radius: var(--radius-lg);
    text-align: center;
    transition: var(--transition);
}

.material-item:hover,
.serve-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
    background-color: var(--primary-dark);
}

.material-item h3,
.serve-item h3 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.value-grid {
    grid-template-columns: repeat(2, 1fr);
}

.value-card {
    background-color: var(--secondary-color);
    border-left: 4px solid var(--primary-color);
}

.value-card h3 {
    color: var(--primary-color);
    margin-bottom: 12px;
}

/* ===========================
   FINAL CTA SECTIONS
   =========================== */

.final-cta-section,
.final-about-cta {
    background-color: var(--secondary-color);
    padding: 80px 20px;
}

.final-cta-section .section-text {
    font-size: 18px;
    margin: 20px 0 40px;
}

/* ===========================
   MOTION & TRANSITIONS
   =========================== */

button:active {
    transform: scale(0.98);
}

/* Link animation */
a {
    transition: var(--transition);
}

/* Image animations */
img {
    transition: var(--transition);
}

img:hover {
    transform: scale(1.02);
}