:root {
    /* Colors */
    --primary-color: #0f172a; /* Slate 900 */
    --primary-light: #1e293b; /* Slate 800 */
    --accent-color: #2563eb; /* Blue 600 */
    --accent-hover: #1d4ed8; /* Blue 700 */
    --accent-light: #eff6ff; /* Blue 50 */
    --text-dark: #1e293b;
    --text-body: #475569;
    --text-light: #94a3b8;
    --white: #ffffff;
    --bg-light: #f8fafc;
    --bg-white: #ffffff;
    --border-color: #e2e8f0;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --container-width: 1200px;
    --header-height: 80px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-body);
    background-color: var(--bg-white);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Outfit', sans-serif;
    color: var(--text-dark);
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

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

/* Utilities */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-sm);
}

.section {
    padding: var(--spacing-lg) 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    position: relative;
    display: inline-block;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-body);
    margin-bottom: var(--spacing-md);
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-lg);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    font-weight: 600;
    font-family: 'Inter', sans-serif;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

.btn-primary:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2);
}

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

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

/* Header */
.header {
    height: var(--header-height);
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    position: sticky;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: 'Outfit', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

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

.nav-list {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    font-weight: 500;
    color: var(--text-dark);
}

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

.btn-contact {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 0.5rem 1rem;
    border-radius: 6px;
}

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

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-dark);
}

/* Hero Section */
.hero {
    position: relative;
    height: 90vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    /* margin-top: -80px; */ /* If header was transparent */
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

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

.hero-bg .overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(15, 23, 42, 0.8), rgba(15, 23, 42, 0.6));
}

.hero-content {
    position: relative;
    z-index: 1;
    color: var(--white);
    max-width: 800px;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--white);
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: #cbd5e1;
    margin-bottom: 2.5rem;
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

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

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

.about-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

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

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

.about-text h2 {
    margin-bottom: 1.5rem;
}

.about-description {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.mission-vision {
    display: grid;
    gap: 1.5rem;
}

.mv-item {
    display: flex;
    gap: 1rem;
    align-items: flex-start;
}

.mv-icon {
    font-size: 2rem;
    color: var(--accent-color);
    background-color: var(--accent-light);
    padding: 0.5rem;
    border-radius: 8px;
}

.mv-item h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

/* Services */
.services {
    background-color: var(--bg-light);
}

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

.service-card {
    background-color: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
}

.card-image {
    height: 200px;
    overflow: hidden;
}

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

.card-content {
    padding: 1.5rem;
    flex-grow: 1;
}

.card-content h3 {
    font-size: 1.25rem;
    margin-bottom: 0.75rem;
    color: var(--primary-color);
}

.card-content p {
    font-size: 0.95rem;
    color: var(--text-body);
}

.card-badges {
    padding: 0 1.5rem 1.5rem;
    display: flex;
    gap: 0.5rem;
}

.badge {
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.75rem;
    background-color: var(--accent-light);
    color: var(--accent-color);
    border-radius: 9999px;
    text-transform: uppercase;
}

/* Features / Why Us */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 2rem;
    background-color: var(--white);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.feature-item:hover {
    border-color: var(--accent-color);
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.1);
}

.feature-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 1.5rem;
    background-color: var(--accent-light);
    color: var(--accent-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-icon .material-icons {
    font-size: 2rem;
}

.feature-item h3 {
    margin-bottom: 1rem;
    font-size: 1.15rem;
}

/* Contact */
.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    background-color: var(--bg-white);
}

.contact-methods {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.contact-item .material-icons {
    font-size: 1.75rem;
    color: var(--accent-color);
    background-color: var(--accent-light);
    padding: 0.5rem;
    border-radius: 8px;
}

.contact-details {
    display: flex;
    flex-direction: column;
}

.label {
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
    margin-bottom: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    font-style: normal;
}

.map-placeholder {
    width: 100%;
    height: 400px;
    background-color: var(--bg-light);
    border-radius: 12px;
    overflow: hidden;
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-brand h2 {
    color: var(--white);
    margin-bottom: 0.5rem;
}

.footer-brand p {
    color: #94a3b8;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #cbd5e1;
    font-weight: 500;
}

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

.footer-bottom {
    text-align: center;
    color: #64748b;
    font-size: 0.875rem;
}

/* Mobile Sticky Bar */
.mobile-sticky-bar {
    display: none; /* Hidden by default on desktop */
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    z-index: 1001;
    padding: 1rem;
    background: var(--white);
    box-shadow: 0 -4px 12px rgba(0,0,0,0.1);
}

.btn-sticky-call {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    width: 100%;
    background-color: #16a34a; /* Green for calls */
    color: var(--white);
    padding: 1rem;
    border-radius: 8px;
    font-weight: 700;
    font-size: 1.1rem;
    text-decoration: none;
    box-shadow: 0 4px 6px rgba(22, 163, 74, 0.2);
}

/* Responsive Design */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3rem;
    }
    
    .about-container {
        grid-template-columns: 1fr;
    }

    .contact-container {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    /* Header & Nav */
    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        width: 100%;
        height: 0; /* height calc(100vh - var(--header-height)); */
        background-color: var(--white);
        overflow: hidden;
        transition: height 0.3s ease;
        flex-direction: column;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        height: auto;
        padding-bottom: 2rem;
    }

    .nav-list {
        flex-direction: column;
        width: 100%;
        gap: 0;
    }

    .nav-list li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--bg-light);
    }

    .nav-link {
        display: block;
        padding: 1.5rem;
        font-size: 1.1rem;
    }

    .btn-contact {
        display: inline-block;
        margin-top: 1rem;
        width: auto;
    }

    /* Hero */
    .hero {
        text-align: center;
        justify-content: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }

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

    /* Mobile Sticky */
    .mobile-sticky-bar {
        display: block;
    }
    
    /* Adjust padding for sticky bar */
    .footer {
        padding-bottom: 6rem;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 3rem;
    }

    .hero-title {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
    }
}