/* Color Palette & Variables */
:root {
    --bg-dark: #0f1216;
    --bg-card: #181c24;
    --bg-card-hover: #212631;
    --accent: #a6ff00; /* Electric Lime */
    --accent-hover: #8ecc00;
    --text-main: #f0f2f5;
    --text-muted: #9ba3af;
    --border-color: #2a303c;
    --font-main: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --max-width: 1200px;
    --transition: all 0.25s ease-in-out;
}

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

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-main);
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    overflow-x: hidden; /* Prevents horizontal scrollbars on mobile */
}

/* Fluid Images */
img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.section {
    padding: 80px 0;
}

.bg-dark-card {
    background-color: var(--bg-card);
}

/* Utility Spacing */
.mt-15 { margin-top: 15px; }
.mt-40 { margin-top: 40px; }
.mt-60 { margin-top: 60px; }
.mt-auto { margin-top: auto; }

.page-title {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    margin-bottom: 15px;
    line-height: 1.2;
}

.section-title {
    font-size: clamp(1.5rem, 3.5vw, 2rem);
    margin-bottom: 40px;
    text-align: center;
}

.lead-text {
    font-size: clamp(1rem, 2vw, 1.2rem);
    color: var(--text-muted);
    margin-bottom: 40px;
}

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

/* Header & Navigation */
.site-header {
    background-color: rgba(15, 18, 22, 0.95);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    backdrop-filter: blur(10px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-weight: 800;
    font-size: 1.2rem;
    color: var(--text-main);
    text-decoration: none;
    letter-spacing: 1px;
    white-space: nowrap;
}

.logo span {
    color: var(--accent);
}

.main-nav {
    display: flex;
    gap: 20px;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    font-size: 0.95rem;
}

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

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.phone-link {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    white-space: nowrap;
}

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

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 6px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    font-size: 0.95rem;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent);
    color: #000;
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--bg-card);
    border-color: var(--text-muted);
}

.full-width {
    width: 100%;
}

/* Mobile Menu Toggle */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    flex-direction: column;
    gap: 5px;
    padding: 5px;
}

.mobile-menu-toggle .bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-main);
    border-radius: 2px;
}

/* Page View Controller */
.page-section {
    display: none;
}

.page-section.active {
    display: block;
}

/* Hero Section */
.hero {
    padding: clamp(100px, 15vw, 160px) 0 clamp(60px, 10vw, 120px);
    background: linear-gradient(180deg, rgba(15,18,22,0.85) 0%, rgba(15,18,22,1) 100%),
                url('https://images.unsplash.com/photo-1571019614242-c5c5dee9f50b?auto=format&fit=crop&w=1920&q=80') center/cover no-repeat;
}

.hero-content {
    max-width: 800px;
}

.hero h1 {
    font-size: clamp(2rem, 5vw, 3.2rem);
    line-height: 1.15;
    margin-bottom: 20px;
}

.hero p {
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    color: var(--text-muted);
    margin-bottom: 35px;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

/* Responsive Grid Layouts */
.grid {
    display: grid;
    gap: 25px;
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Card Styles */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    transition: var(--transition);
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.card:hover {
    border-color: rgba(166, 255, 0, 0.3);
    transform: translateY(-2px);
}

.card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    object-fit: cover;
    border-bottom: 1px solid var(--border-color);
}

.card-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.card-simple {
    padding: 25px;
}

.card h3, .card h4 {
    margin-bottom: 12px;
}

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

/* Steps */
.step-card {
    position: relative;
    padding: 20px;
}

.step-num {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--accent);
    opacity: 0.8;
    display: block;
    margin-bottom: 10px;
}

.step-card h4 {
    margin-bottom: 8px;
}

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

/* About Section Extras */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-hero-img {
    width: 100%;
    border-radius: 8px;
    aspect-ratio: 4 / 3;
    object-fit: cover;
    border: 1px solid var(--border-color);
}

/* Services Page Extras */
.service-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.comparison-block {
    margin-top: 60px;
    padding: clamp(20px, 5vw, 40px);
    background-color: var(--bg-card);
    border-radius: 8px;
    border-left: 4px solid var(--accent);
}

.comparison-block h2 {
    margin-bottom: 30px;
}

/* CTA Banner */
.cta-banner {
    background: linear-gradient(rgba(15,18,22,0.85), rgba(15,18,22,0.85)), #181c24;
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
}

.cta-content {
    max-width: 650px;
    margin: 0 auto;
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 15px;
}

.cta-content p {
    color: var(--text-muted);
    margin-bottom: 30px;
}

.inline-form {
    display: flex;
    gap: 10px;
}

.inline-form input {
    flex: 1;
    padding: 12px 16px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-dark);
    color: var(--text-main);
}

/* Forms */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
}

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

.info-item h4 {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

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

.info-item a:hover {
    color: var(--accent);
}

.process-steps {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.process-steps ol {
    margin-left: 20px;
    margin-top: 15px;
    color: var(--text-muted);
}

.process-steps li {
    margin-bottom: 10px;
}

.enquiry-form {
    background-color: var(--bg-card);
    padding: clamp(20px, 4vw, 30px);
    border-radius: 8px;
    border: 1px solid var(--border-color);
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    font-weight: 600;
}

input, select, textarea {
    width: 100%;
    padding: 12px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: inherit;
}

input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
}

.form-success {
    background-color: rgba(166, 255, 0, 0.1);
    border: 1px solid var(--accent);
    padding: 20px;
    border-radius: 6px;
    margin-top: 15px;
    text-align: center;
}

.hidden {
    display: none;
}

/* Footer */
.site-footer {
    background-color: #090b0e;
    border-top: 1px solid var(--border-color);
    margin-top: auto;
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 30px;
    padding-bottom: 40px;
}

.footer-col h4 {
    margin-bottom: 15px;
    font-size: 1rem;
}

.footer-col p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 10px;
}

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

.footer-col li {
    margin-bottom: 8px;
}

.footer-col a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
}

.footer-col a:hover {
    color: var(--accent);
}

.service-area-text {
    font-size: 0.85rem;
    opacity: 0.8;
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    padding: 20px 0;
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    margin-left: 15px;
}

/* Breakpoint 1: Desktop to Medium Tablets (max-width: 992px) */
@media (max-width: 992px) {
    .grid-4 { grid-template-columns: repeat(2, 1fr); }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

/* Breakpoint 2: Tablet Navigation Trigger (max-width: 820px) */
@media (max-width: 820px) {
    .mobile-menu-toggle { display: flex; }
    
    .main-nav {
        display: none;
        position: absolute;
        top: 80px;
        left: 0;
        width: 100%;
        background-color: var(--bg-dark);
        flex-direction: column;
        padding: 20px;
        border-bottom: 1px solid var(--border-color);
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.5);
    }
    
    .main-nav.show {
        display: flex;
    }

    .about-grid { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .phone-link { display: none; }
}

/* Breakpoint 3: Small Tablets & Mobile Phones (max-width: 600px) */
@media (max-width: 600px) {
    .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
    .form-row { grid-template-columns: 1fr; }
    .inline-form { flex-direction: column; }
    
    .hero-buttons {
        flex-direction: column;
    }

    .hero-buttons .btn {
        width: 100%;
    }

    .footer-grid { grid-template-columns: 1fr; }
    .footer-bottom { 
        flex-direction: column; 
        gap: 10px; 
        text-align: center; 
    }

    .footer-links a {
        margin: 0 8px;
    }
}