/* --- CSS Variables & Base Styles --- */
:root {
    --bg-charcoal: #121212;
    --bg-graphite: #1E1E1E;
    --accent-blue: #00BFFF; /* DeepSkyBlue */
    --accent-hover: #009ACD;
    --text-primary: #EAEAEA;
    --text-secondary: #9E9E9E;
    --font-primary: 'Poppins', sans-serif;
    --transition: 0.3s ease-in-out;
    --border-radius: 8px;
    --shadow: 0 8px 24px rgba(0, 191, 255, 0.1);
}

html {
    box-sizing: border-box;
    scroll-behavior: smooth;
}

*, *::before, *::after {
    box-sizing: inherit;
    margin: 0;
    padding: 0;
}

body {
    background-color: var(--bg-charcoal);
    color: var(--text-secondary);
    font-family: var(--font-primary);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

.container {
    width: 90%;
    max-width: 1140px;
    margin: 0 auto;
}

/* --- Typography --- */
h1, h2 {
    color: var(--text-primary);
    font-weight: 700;
}

h1 {
    font-size: clamp(2.5rem, 5vw, 3.75rem);
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h2 {
    font-size: clamp(1.8rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: 1.5em;
}

h3 {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
}

/* --- Header --- */
.site-header {
    background: rgba(18, 18, 18, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid #2a2a2a;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    text-decoration: none;
}

.logo-line-1 {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1;
}

.logo-line-2 {
    display: block;
    font-size: 0.8rem;
    color: var(--accent-blue);
    letter-spacing: 0.5px;
}

.header-phone-cta {
    background-color: var(--accent-blue);
    color: var(--bg-charcoal);
    border-radius: var(--border-radius);
    padding: 0.5rem 1rem;
    text-align: center;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid var(--accent-blue);
}

.header-phone-cta:hover {
    background-color: var(--accent-hover);
    border-color: var(--accent-hover);
    transform: scale(1.05);
}

.header-phone-cta span {
    display: block;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.2;
}

.header-phone-cta strong {
    font-size: 1.25rem;
    font-weight: 700;
}

/* --- Hero Section --- */
.hero-section {
    padding: 4rem 0;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1fr;
    align-items: center;
    gap: 2rem;
}

@media (min-width: 768px) {
    .hero-grid {
        grid-template-columns: 1.2fr 1fr;
        gap: 4rem;
    }
}

.hero-subheading {
    font-size: 1.1rem;
    max-width: 500px;
    margin-bottom: 2rem;
}

.cta-button {
    background-color: var(--accent-blue);
    color: var(--bg-charcoal);
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    font-size: 1.1rem;
}

.cta-button:hover {
    background-color: var(--accent-hover);
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.hero-image-container {
    position: relative;
}

.hero-image-container::before {
    content: '';
    position: absolute;
    inset: -15px;
    border: 2px solid var(--accent-blue);
    border-radius: calc(var(--border-radius) + 15px);
    opacity: 0.3;
    z-index: -1;
}

.hero-image-container img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    display: block;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background-color: var(--bg-charcoal);
    padding: 2rem;
    border-radius: var(--border-radius);
    border-bottom: 4px solid var(--accent-blue);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.2);
}

.service-icon {
    color: var(--accent-blue);
    margin-bottom: 1rem;
}

.service-icon svg {
    width: 40px;
    height: 40px;
}

/* --- CTA Banner --- */
.cta-banner {
    padding: 3rem 0;
    background: linear-gradient(90deg, var(--accent-blue) 0%, var(--accent-hover) 100%);
    color: var(--bg-charcoal);
}

.cta-banner-content {
    text-align: center;
}

.cta-banner h2 {
    color: var(--bg-charcoal);
}

.cta-banner p {
    color: var(--bg-graphite);
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
}

.cta-button-light {
    background: var(--text-primary);
    color: var(--bg-charcoal);
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: var(--border-radius);
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    font-size: 1.1rem;
}

.cta-button-light:hover {
    background: var(--bg-charcoal);
    color: var(--text-primary);
}

/* --- Testimonials Section --- */
.testimonials-section {
    padding: 4rem 0;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.testimonial-bubble {
    background-color: var(--bg-graphite);
    padding: 2rem;
    border-radius: var(--border-radius);
    position: relative;
}

.testimonial-bubble::after {
    content: '“';
    position: absolute;
    top: -10px;
    left: 15px;
    font-size: 5rem;
    color: var(--accent-blue);
    opacity: 0.1;
    line-height: 1;
}

.testimonial-bubble p {
    margin-bottom: 1rem;
}

.testimonial-bubble cite {
    font-style: normal;
    font-weight: 600;
    color: var(--accent-blue);
}

/* --- Footer --- */
.site-footer {
    background-color: #0c0c0c;
    border-top: 1px solid #2a2a2a;
    padding: 1.5rem 0;
    font-size: 0.9rem;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
    text-align: center;
}

.footer-content p {
    margin: 0;
}

.hidden-link {
    color: #2a2a2a; /* Very low contrast */
    text-decoration: none;
    transition: var(--transition);
}

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

/* --- Responsive Adjustments --- */
@media (max-width: 500px) {
    .header-grid {
        flex-direction: column;
        gap: 1rem;
    }
    .hero-text {
        text-align: center;
    }
}