/* ========================================
   CSS Custom Properties (Design System)
   ======================================== */
:root {
    /* Colors */
    --color-primary: #0066CC;
    --color-primary-dark: #004C99;
    --color-accent: #FF6B35;
    --color-accent-dark: #E55520;
    --color-dark: #1A2B3C;
    --color-gray: #F5F7FA;
    --color-gray-medium: #E1E4E8;
    --color-gray-dark: #6B7280;
    --color-success: #28A745;
    --color-white: #FFFFFF;
    --color-text: #2D3748;
    --color-text-light: #4A5568;

    /* Typography */
    --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

    /* Font Sizes (Fluid Typography) */
    --fs-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
    --fs-small: clamp(0.875rem, 0.85rem + 0.15vw, 1rem);
    --fs-h1: clamp(2rem, 1.5rem + 2vw, 3.5rem);
    --fs-h2: clamp(1.75rem, 1.4rem + 1.5vw, 2.5rem);
    --fs-h3: clamp(1.375rem, 1.2rem + 0.75vw, 1.875rem);
    --fs-h4: clamp(1.125rem, 1rem + 0.5vw, 1.5rem);

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Layout */
    --container-width: 1200px;
    --border-radius: 8px;
    --border-radius-lg: 12px;

    /* Shadows */
    --shadow-sm: 0 1px 3px 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);

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
}

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

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

body {
    font-family: var(--font-body);
    font-size: var(--fs-base);
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-dark);
    margin-bottom: var(--spacing-md);
}

h1 { font-size: var(--fs-h1); }
h2 { font-size: var(--fs-h2); }
h3 { font-size: var(--fs-h3); }
h4 { font-size: var(--fs-h4); }

p {
    margin-bottom: var(--spacing-sm);
}

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

a:hover {
    color: var(--color-primary-dark);
}

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

ul {
    list-style: none;
}

/* ========================================
   Layout Components
   ======================================== */
.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto var(--spacing-2xl);
}

.section-title {
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-size: var(--fs-h4);
    color: var(--color-text-light);
    font-weight: 400;
}

.bg-light {
    background-color: var(--color-gray);
}

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

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-sm) 0;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-primary);
}

/* Navigation */
.nav-list {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    font-weight: 600;
    color: var(--color-dark);
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: color var(--transition-fast);
}

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

/* Dropdown */
.nav-dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: var(--color-white);
    box-shadow: var(--shadow-lg);
    border-radius: var(--border-radius);
    padding: var(--spacing-sm);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-base);
}

.nav-dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--color-dark);
    border-radius: var(--border-radius);
    transition: background-color var(--transition-fast);
}

.dropdown-menu a:hover {
    background-color: var(--color-gray);
}

/* Header CTA */
.header-cta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.phone-number {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--color-dark);
    font-size: 1.125rem;
}

.phone-number svg {
    color: var(--color-accent);
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

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

.mobile-overlay {
    display: none;
}

/* ========================================
   Buttons
   ======================================== */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

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

.btn-primary:hover {
    background-color: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    color: var(--color-white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

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

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

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

.btn-large {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('../images/hero-background.jpg');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.hero-subtitle {
    font-size: var(--fs-h4);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.hero-cta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    flex-wrap: wrap;
}

.trust-badges {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.badge {
    text-align: center;
    padding: var(--spacing-md);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius);
    backdrop-filter: blur(10px);
}

.badge strong {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.badge span {
    font-size: 0.875rem;
    opacity: 0.9;
}

/* ========================================
   Service Areas Banner
   ======================================== */
.service-areas-banner {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-md) 0;
}

.service-areas-text {
    text-align: center;
    margin: 0;
}

.service-areas-text strong {
    color: var(--color-accent);
}

/* ========================================
   Services Grid
   ======================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
}

.service-card {
    background-color: var(--color-white);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

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

.service-icon {
    width: 64px;
    height: 64px;
    background-color: var(--color-gray);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
}

.service-icon svg {
    color: var(--color-primary);
}

.service-title {
    margin-bottom: var(--spacing-sm);
}

.service-description {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-md);
}

.service-link {
    color: var(--color-primary);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    transition: all var(--transition-fast);
}

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

/* ========================================
   Benefits Grid
   ======================================== */
.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

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

.benefit-icon {
    width: 60px;
    height: 60px;
    background-color: var(--color-success);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--spacing-md);
}

.benefit-item h3 {
    margin-bottom: var(--spacing-xs);
}

.benefit-item p {
    color: var(--color-text-light);
    margin: 0;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
    background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-accent-dark) 100%);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0;
    text-align: center;
}

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

.cta-title {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.cta-text {
    font-size: var(--fs-h4);
    margin-bottom: var(--spacing-xl);
    line-height: 1.5;
}

.cta-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background-color: var(--color-dark);
    color: var(--color-white);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

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

.footer-title {
    color: var(--color-white);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-md);
}

.footer-contact {
    color: rgba(255, 255, 255, 0.8);
}

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

.footer-heading {
    color: var(--color-white);
    margin-bottom: var(--spacing-md);
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

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

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

/* ========================================
   Responsive Design
   ======================================== */

/* Tablet (768px and below) */
@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 300px;
        height: 100vh;
        background-color: var(--color-white);
        padding: var(--spacing-2xl) var(--spacing-md);
        box-shadow: var(--shadow-lg);
        transition: right var(--transition-base);
        overflow-y: auto;
    }

    .nav.active {
        right: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .dropdown-menu {
        position: static;
        opacity: 1;
        visibility: visible;
        transform: none;
        box-shadow: none;
        padding-left: var(--spacing-md);
        margin-top: var(--spacing-xs);
    }

    .mobile-menu-toggle {
        display: flex;
        z-index: 1001;
    }

    .mobile-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background-color: rgba(0, 0, 0, 0.5);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        z-index: 999;
    }

    .mobile-overlay.active {
        opacity: 1;
        visibility: visible;
    }

    .header-cta .phone-number {
        display: none;
    }

    .hero {
        min-height: 500px;
    }

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

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

    .services-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

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

/* Mobile (480px and below) */
@media (max-width: 480px) {
    :root {
        --spacing-xl: 2rem;
        --spacing-2xl: 3rem;
        --spacing-3xl: 4rem;
    }

    .hero {
        min-height: 400px;
    }

    .trust-badges {
        grid-template-columns: 1fr;
    }

    .btn-large {
        width: 100%;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cta-section,
    .mobile-menu-toggle,
    .mobile-overlay {
        display: none;
    }
}