:root {
    --primary-color: #f59e0b; /* Amber 500 - Electrician Gold */
    --primary-dark: #d97706;
    --secondary-color: #2563eb; /* Blue 600 - Trust */
    --secondary-dark: #1d4ed8;
    --text-color: #1f2937; /* Gray 800 */
    --text-light: #4b5563; /* Gray 600 */
    --bg-light: #f3f4f6; /* Gray 100 */
    --white: #ffffff;
    --black: #000000;
    --max-width: 1200px;
    --header-height: 70px;
    --border-radius: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

html {
    scroll-behavior: smooth;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

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

.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 1rem;
}

/* Typography */
h1, h2, h3 {
    line-height: 1.2;
    margin-bottom: 1rem;
    color: var(--text-color);
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 2rem;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
}

p {
    margin-bottom: 1rem;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius);
    font-weight: 600;
    transition: background-color 0.3s ease, transform 0.2s ease;
    text-align: center;
    cursor: pointer;
}

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

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

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

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

.btn-outline {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    background: transparent;
    display: block;
    width: fit-content;
    margin: 2rem auto 0;
}

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

.btn-large {
    font-size: 1.1rem;
    padding: 1rem 2rem;
}

/* Header */
.site-header {
    height: var(--header-height);
    background-color: var(--white);
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
}

.site-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
}

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

.nav-list a {
    font-weight: 500;
    color: var(--text-light);
    transition: color 0.3s;
}

.nav-list a:hover {
    color: var(--primary-color);
}

.cta-item .btn {
    padding: 0.5rem 1rem;
}

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

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--text-color);
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background-color: var(--text-color); /* Fallback */
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1621905251189-08b45d6a269e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    color: var(--white);
    padding: 6rem 0;
    text-align: center;
}

.hero h1 {
    color: var(--white);
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2.5rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 2rem;
}

.trust-badges {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    opacity: 0.9;
}

/* Services Section */
.services {
    padding: 4rem 0;
    background-color: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-dark);
}

.text-link {
    color: var(--secondary-color);
    font-weight: 600;
    display: inline-block;
    margin-top: 1rem;
}

/* Local Zones */
.local-zones {
    padding: 4rem 0;
}

.zone-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
    margin-top: 2rem;
}

.zone-list li a {
    display: block;
    padding: 0.5rem 1rem;
    background-color: var(--bg-light);
    border-radius: 20px;
    font-size: 0.9rem;
    transition: background 0.3s;
}

.zone-list li a:hover {
    background-color: var(--primary-color);
    color: var(--black);
}

/* About Section */
.about {
    padding: 4rem 0;
    background-color: var(--white);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: center;
}

.feature .icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

/* Footer */
.site-footer {
    background-color: var(--text-color);
    color: var(--white);
    padding: 4rem 0 1rem;
}

.site-footer .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.site-footer h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

.site-footer a {
    color: #d1d5db;
    transition: color 0.3s;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #374151;
    font-size: 0.9rem;
    color: #9ca3af;
}

/* Mobile Responsive */
@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-list {
        position: absolute;
        top: var(--header-height);
        left: 0;
        width: 100%;
        background-color: var(--white);
        flex-direction: column;
        padding: 2rem;
        box-shadow: var(--shadow);
        transform: translateY(-150%);
        transition: transform 0.3s ease-in-out;
    }

    .nav-list.active {
        transform: translateY(0);
    }

    .hero h1 {
        font-size: 2rem;
    }
}