/* ===================================
   CSS Variables & Theme Management
   =================================== */
:root {
    /* Dark Theme (Default) - Even Brighter Green Shades */
    --primary-green: #32d583;
    --primary-green-light: #4ae89a;
    --primary-green-dark: #27ae60;
    --accent-green: #52e098;
    --accent-green-light: #6ff5ad;
    
    --bg-primary: #0a1612;
    --bg-secondary: #0f1f1a;
    --bg-tertiary: #1a2f26;
    --bg-card: #1f3a2e;
    
    --text-primary: #e8f5f0;
    --text-secondary: #c2d9cf;
    --text-muted: #8ba399;
    
    --border-color: #2d4a3d;
    --shadow-color: rgba(0, 0, 0, 0.3);
    --overlay-color: rgba(10, 22, 18, 0.85);
    
    --particle-color: rgba(50, 213, 131, 0.6);
    --particle-line-color: rgba(50, 213, 131, 0.25);
    
    /* Darker glow effects */
    --glow-shadow-light: rgba(50, 213, 131, 0.25);
    --glow-shadow-medium: rgba(50, 213, 131, 0.35);
    --glow-shadow-heavy: rgba(50, 213, 131, 0.45);
    
    --transition-speed: 0.3s;
    --transition-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    /* Light Theme - Even Brighter Green Shades */
    --primary-green: #2ecc71;
    --primary-green-light: #3be180;
    --primary-green-dark: #27ae60;
    --accent-green: #48d98b;
    --accent-green-light: #5ff2a0;
    
    --bg-primary: #f0f9f4;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8f5f0;
    --bg-card: #ffffff;
    
    --text-primary: #0a1612;
    --text-secondary: #1a2f26;
    --text-muted: #4a6159;
    
    --border-color: #c2d9cf;
    --shadow-color: rgba(46, 204, 113, 0.15);
    --overlay-color: rgba(240, 249, 244, 0.95);
    
    --particle-color: rgba(46, 204, 113, 0.4);
    --particle-line-color: rgba(46, 204, 113, 0.1);
    
    /* Darker glow effects for light theme */
    --glow-shadow-light: rgba(46, 204, 113, 0.2);
    --glow-shadow-medium: rgba(46, 204, 113, 0.3);
    --glow-shadow-heavy: rgba(46, 204, 113, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    transition: background-color var(--transition-speed), color var(--transition-speed);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* GPU Acceleration for animations */
.service-card,
.why-us-card,
.stat-item,
.btn,
.theme-toggle,
.scroll-top-btn,
.contact-card {
    will-change: transform;
    transform: translateZ(0);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section {
    padding: 5rem 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), var(--accent-green));
    border-radius: 2px;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.6; }
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 1.5rem auto 0;
}

/* ===================================
   Particle Canvas Background
   =================================== */
#particle-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    pointer-events: none;
    opacity: 0.8;
}

/* Ensure content is above particles */
nav, section, footer, button {
    position: relative;
    z-index: 1;
}

/* ===================================
   Enhanced Animations
   =================================== */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

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

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

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) rotate(5deg);
    }
    75% {
        transform: translateY(-10px) rotate(-5deg);
    }
}

@keyframes glow {
    0%, 100% {
        box-shadow: 0 0 20px var(--glow-shadow-light);
    }
    50% {
        box-shadow: 0 0 35px var(--glow-shadow-medium);
    }
}

.fade-in {
    animation: fadeIn 1s ease-out forwards;
}

.slide-in-down {
    animation: slideInDown 0.8s var(--transition-smooth) forwards;
}

.slide-in-up {
    animation: slideInUp 0.8s var(--transition-smooth) 0.2s forwards;
    opacity: 0;
}

.pulse-on-hover {
    transition: all 0.3s ease;
}

.pulse-on-hover:hover {
    animation: glow 1.5s ease-in-out infinite;
}

/* Scroll-triggered animations */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s var(--transition-smooth), 
                transform 0.6s var(--transition-smooth);
}

.animate-on-scroll.animated {
    opacity: 1;
    transform: translateY(0);
}

/* ===================================
   Floating Elements in Hero
   =================================== */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.float-element {
    position: absolute;
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    border-radius: 50%;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.float-1 {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-duration: 8s;
}

.float-2 {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 15%;
    animation-duration: 10s;
    animation-delay: 1s;
}

.float-3 {
    width: 80px;
    height: 80px;
    bottom: 20%;
    left: 20%;
    animation-duration: 7s;
    animation-delay: 2s;
}

.float-4 {
    width: 120px;
    height: 120px;
    top: 40%;
    right: 25%;
    animation-duration: 9s;
    animation-delay: 0.5s;
}

/* ===================================
   Image Optimization
   =================================== */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.about-img,
.service-image img,
.contact-hero-image img,
.hero-image-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 12px;
}

/* Footer Logo - Square 128x128 */
.footer-logo {
    width: 128px;
    height: 128px;
    object-fit: contain;
    background: transparent;
}

/* ===================================
   Theme Toggle Button
   =================================== */
.theme-toggle {
    position: fixed;
    top: 100px;
    right: 2rem;
    z-index: 1001;
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 50%;
    width: 50px;
    height: 50px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-speed);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.theme-toggle:hover {
    transform: scale(1.1) rotate(15deg);
    border-color: var(--primary-green);
    box-shadow: 0 0 20px var(--glow-shadow-medium);
}

.theme-toggle svg {
    width: 24px;
    height: 24px;
    color: var(--primary-green);
    transition: all var(--transition-speed);
}

.theme-toggle .sun-icon {
    display: none;
}

.theme-toggle .moon-icon {
    display: block;
}

[data-theme="light"] .theme-toggle .sun-icon {
    display: block;
}

[data-theme="light"] .theme-toggle .moon-icon {
    display: none;
}

/* ===================================
   Navigation
   =================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 10px var(--shadow-color);
    transition: all var(--transition-speed);
}

.navbar.scrolled {
    background: var(--overlay-color);
    box-shadow: 0 4px 20px var(--shadow-color);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-green);
    text-decoration: none;
    transition: all 0.3s ease;
}

.nav-logo:hover {
    transform: scale(1.05);
}

.logo-img {
    height: 40px;
    width: auto;
    transition: filter 0.3s ease;
}

.nav-logo:hover .logo-img {
    filter: drop-shadow(0 0 8px var(--primary-green));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

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

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

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

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

.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(--primary-green);
    border-radius: 2px;
    transition: all var(--transition-speed);
}

/* ===================================
   Hero Section
   =================================== */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 6rem 2rem 4rem;
}

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

.hero-image-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(0.3);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, 
        var(--overlay-color) 0%, 
        transparent 50%, 
        var(--bg-primary) 100%);
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-family: 'Poppins', sans-serif;
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-primary) 0%, var(--accent-green-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 20px rgba(50, 213, 131, 0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    color: var(--text-secondary);
    margin-bottom: 2.5rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

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

.btn {
    padding: 1rem 2rem;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-speed);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--accent-green) 100%);
    color: white;
    box-shadow: 0 4px 15px var(--glow-shadow-light);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 8px 25px var(--glow-shadow-heavy);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-green);
    border-color: var(--primary-green);
}

.btn-secondary:hover {
    background: var(--primary-green);
    color: white;
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 4px 15px var(--glow-shadow-light);
}

.btn-full {
    width: 100%;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.9rem;
    animation: bounce 2s infinite;
    z-index: 2;
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
}

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

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

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

.about-text h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.8rem;
    color: var(--primary-green);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    margin-top: 2.5rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-tertiary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all var(--transition-speed);
    position: relative;
    overflow: hidden;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-green) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s;
}

.stat-item:hover::before {
    opacity: 0.1;
}

.stat-item:hover {
    transform: translateY(-8px) scale(1.05);
    border-color: var(--primary-green);
    box-shadow: 0 10px 30px var(--shadow-color);
}

.stat-number {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-green);
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.about-image {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-radius: 20px;
    box-shadow: 0 15px 40px var(--shadow-color);
    transition: transform var(--transition-speed);
    position: relative;
}

.about-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-green) 0%, transparent 100%);
    opacity: 0;
    transition: opacity 0.5s;
    border-radius: 20px;
}

.about-image:hover::after {
    opacity: 0.2;
}

.about-image:hover {
    transform: scale(1.03) rotate(1deg);
}

.about-img {
    aspect-ratio: 1;
    object-fit: cover;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.5s var(--transition-smooth);
    position: relative;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-green), var(--accent-green));
    transform: scaleX(0);
    transition: transform 0.5s var(--transition-smooth);
    z-index: 1;
}

.service-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: var(--primary-green);
    box-shadow: 0 20px 50px var(--shadow-color);
}

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

.service-featured {
    border: 2px solid var(--primary-green);
    box-shadow: 0 0 30px var(--glow-shadow-light);
}

.service-image {
    width: 100%;
    height: 220px;
    overflow: hidden;
    position: relative;
}

.service-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(180deg, transparent 0%, var(--bg-card) 100%);
    opacity: 0.5;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.7s var(--transition-smooth);
}

.service-card:hover .service-image img {
    transform: scale(1.15) rotate(2deg);
}

.service-content {
    padding: 2rem;
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-green-dark) 0%, var(--primary-green) 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    transition: all 0.5s var(--transition-smooth);
    box-shadow: 0 4px 15px var(--glow-shadow-light);
}

.service-card:hover .service-icon {
    transform: scale(1.15) rotate(10deg);
    box-shadow: 0 8px 25px var(--glow-shadow-medium);
}

.service-icon svg {
    color: white;
}

.service-title {
    font-family: 'Poppins', sans-serif;
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.badge-new {
    background: linear-gradient(135deg, var(--accent-green), var(--accent-green-light));
    color: white;
    font-size: 0.7rem;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-weight: 700;
    animation: pulse 2s ease-in-out infinite;
}

.service-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
}

.service-features {
    list-style: none;
}

.service-features li {
    color: var(--text-secondary);
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    transition: all 0.3s ease;
}

.service-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-green);
    font-weight: bold;
    transition: transform 0.3s ease;
}

.service-card:hover .service-features li::before {
    transform: scale(1.3);
}

/* ===================================
   Why Us Section - 3 Columns
   =================================== */
.why-us-section {
    background: var(--bg-secondary);
}

.why-us-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2.5rem;
}

.why-us-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 2.5rem;
    text-align: center;
    transition: all 0.5s var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.why-us-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--primary-green) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.5s;
}

.why-us-card:hover::before {
    opacity: 0.1;
}

.why-us-card:hover {
    transform: translateY(-12px) scale(1.03);
    border-color: var(--primary-green);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.why-us-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--accent-green) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    transition: all 0.5s var(--transition-smooth);
    box-shadow: 0 4px 20px var(--glow-shadow-light);
}

.why-us-card:hover .why-us-icon {
    transform: scale(1.2) rotate(15deg);
    box-shadow: 0 8px 30px var(--glow-shadow-heavy);
}

.why-us-icon svg {
    color: white;
}

.why-us-card h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.why-us-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

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

.contact-content {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.contact-hero {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 60px var(--shadow-color);
}

.contact-hero-image {
    width: 100%;
    height: 400px;
    position: relative;
}

.contact-hero-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--bg-primary) 100%);
    opacity: 0.7;
}

.contact-hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.contact-cta {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: white;
    z-index: 2;
    width: 90%;
    max-width: 600px;
}

.contact-cta h3 {
    font-family: 'Poppins', sans-serif;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.contact-cta p {
    font-size: 1.2rem;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.contact-card {
    background: var(--bg-card);
    border: 2px solid var(--border-color);
    border-radius: 16px;
    padding: 2.5rem;
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    transition: all 0.5s var(--transition-smooth);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(50, 213, 131, 0.1), transparent);
    transition: left 0.7s;
}

.contact-card:hover::before {
    left: 100%;
}

.contact-card:hover {
    transform: translateY(-10px) scale(1.02);
    border-color: var(--primary-green);
    box-shadow: 0 15px 40px var(--shadow-color);
}

.contact-card-icon {
    flex-shrink: 0;
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-green), var(--accent-green));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s var(--transition-smooth);
}

.contact-card:hover .contact-card-icon {
    transform: scale(1.1) rotate(10deg);
    box-shadow: 0 8px 25px var(--glow-shadow-medium);
}

.contact-card-icon svg {
    color: white;
}

.contact-card-content {
    flex: 1;
}

.contact-card-content h4 {
    font-family: 'Poppins', sans-serif;
    font-size: 1.3rem;
    color: var(--primary-green);
    margin-bottom: 0.75rem;
}

.contact-highlight {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0.5rem 0;
}

.contact-address {
    color: var(--text-secondary);
    line-height: 1.8;
    margin: 0.5rem 0;
}

.contact-link {
    display: inline-block;
    color: var(--primary-green);
    font-weight: 600;
    margin-top: 0.75rem;
    transition: transform 0.3s ease;
}

.contact-card:hover .contact-link {
    transform: translateX(5px);
}

/* ===================================
   Footer
   =================================== */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

/* Footer Logo Square 128x128 */
.footer-logo {
    width: 128x;
    height: 128px;
    max-width: 100%;
    object-fit: contain;
    background: transparent;
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
    color: var(--primary-green);
    font-family: 'Poppins', sans-serif;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.footer-links ul,
.footer-services ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a,
.footer-services a,
.footer-contact a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover,
.footer-services a:hover,
.footer-contact a:hover {
    color: var(--primary-green);
    transform: translateX(5px);
}

.footer-contact p {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-green);
    transition: all var(--transition-speed);
}

.social-links a:hover {
    background: var(--primary-green);
    color: white;
    transform: translateY(-3px) rotate(10deg);
    box-shadow: 0 4px 15px var(--glow-shadow-light);
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ===================================
   Scroll to Top Button
   =================================== */
.scroll-top-btn {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--accent-green) 100%);
    border: none;
    border-radius: 50%;
    color: white;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px var(--glow-shadow-light);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-speed);
    z-index: 999;
}

.scroll-top-btn.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top-btn:hover {
    transform: translateY(-8px) scale(1.1);
    box-shadow: 0 8px 25px var(--glow-shadow-heavy);
}

/* ===================================
   Responsive Design
   =================================== */
@media (max-width: 968px) {
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .why-us-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-cta h3 {
        font-size: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-secondary);
        width: 100%;
        text-align: center;
        transition: left var(--transition-speed);
        box-shadow: 0 10px 27px var(--shadow-color);
        padding: 2rem 0;
        gap: 1rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .mobile-menu-toggle.active span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    
    .mobile-menu-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-toggle.active span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .about-stats {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .theme-toggle {
        top: 80px;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
    
    .scroll-top-btn {
        bottom: 1rem;
        right: 1rem;
        width: 45px;
        height: 45px;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .container {
        padding: 0 1.5rem;
    }
    
    .service-image {
        height: 180px;
    }
    
    .contact-hero-image {
        height: 300px;
    }
    
    .contact-cta h3 {
        font-size: 1.75rem;
    }
    
    .contact-cta p {
        font-size: 1rem;
    }
    
    .footer-logo {
        width: 200px;
        height: 200px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
    
    .service-image {
        height: 150px;
    }
    
    .contact-hero-image {
        height: 250px;
    }
    
    .footer-logo {
        width: 150px;
        height: 150px;
    }
}

/* ===================================
   Performance Optimizations
   =================================== */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}