/* ==========================================================================
   GMTek Solutions - Global Enterprise Stylesheet (2026 Updated Blueprint)
   ========================================================================== */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

:root {
    --primary: #0a192f;      /* Dark Deep Slate Blue */
    --accent: #0066cc;       /* GMTek Brand Royal Blue */
    --accent-hover: #004d99;
    --bg-light: #f4f6f9;
    --bg-card: #ffffff;
    --text-dark: #1e293b;
    --text-muted: #64748b;
    --text-light: #ffffff;
    --border: #e2e8f0;
}

body {
    background-color: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.6;
    padding-top: 80px;
}

/* --- Universal Sticky Header --- */
.navbar {
    background-color: var(--primary);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 2rem;
}

.logo {
    color: var(--text-light);
    font-size: 1.7rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: 0.5px;
}

.logo span {
    color: #3399ff;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 1.8rem;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--text-light);
}

/* --- Hero Showcase Banner --- */
.hero-banner {
    background: linear-gradient(135deg, #0a192f 0%, #112240 100%);
    color: var(--text-light);
    padding: 7rem 2rem;
    text-align: center;
}

.hero-banner h1 {
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1.2rem;
    letter-spacing: -0.5px;
}

.hero-banner p {
    font-size: 1.2rem;
    color: #8892b0;
    max-width: 800px;
    margin: 0 auto 2rem auto;
}

/* --- Responsive Component Grids --- */
.section-padding {
    padding: 5rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    font-size: 2.4rem;
    margin-bottom: 3.5rem;
    color: var(--primary);
}

.section-title::after {
    content: '';
    display: block;
    width: 70px;
    height: 4px;
    background-color: var(--accent);
    margin: 0.6rem auto 0 auto;
    border-radius: 2px;
}

.grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.enterprise-card {
    background-color: var(--bg-card);
    padding: 3rem 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.05);
    border-top: 4px solid var(--accent);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.enterprise-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 20px rgba(0,0,0,0.1);
}

.enterprise-card i {
    font-size: 2.8rem;
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.enterprise-card h3 {
    margin-bottom: 1rem;
    font-size: 1.5rem;
    color: var(--primary);
}

.enterprise-card p {
    color: var(--text-muted);
    font-size: 0.98rem;
}

.enterprise-card ul {
    margin-top: 1rem;
    padding-left: 1.2rem;
    color: var(--text-dark);
    text-align: left;
}

.enterprise-card ul li {
    margin-bottom: 0.5rem;
}

/* --- Interactive Action Buttons --- */
.btn-action {
    background-color: var(--accent);
    color: var(--text-light);
    padding: 0.8rem 2rem;
    border: none;
    border-radius: 4px;
    font-weight: 600;
    text-decoration: none;
    display: inline-block;
    transition: background 0.3s;
    cursor: pointer;
}

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

/* --- Footer Infrastructure --- */
footer {
    background-color: var(--primary);
    color: #8892b0;
    text-align: center;
    padding: 3rem 2rem;
    margin-top: 6rem;
    border-top: 1px solid #233554;
    font-size: 0.95rem;
}

/* --- Mobile Menu Configuration --- */
@media (max-width: 768px) {
    .nav-links { display: none; }
    .hero-banner h1 { font-size: 2rem; }
    .section-title { font-size: 1.8rem; }
}
/* ==========================================================================
   GMTek Solutions - Real Showroom PNG Image Integration Rules
   ========================================================================== */

/* Main Home Page Banner Using Image 1 */
.hero-banner {
    background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(17, 34, 64, 0.85)), url('../images/1.png') no-repeat center center/cover !important;
    color: var(--text-light);
    padding: 7rem 2rem;
    text-align: center;
}

/* AMC & Services Page Banner Using Image 2 */
body:has(a[href="services.html"].active) .hero-banner {
    background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(17, 34, 64, 0.85)), url('../images/2.png') no-repeat center center/cover !important;
}

/* Networking & CCTV Page Banner Using Image 3 */
body:has(a[href="infrastructure.html"].active) .hero-banner {
    background: linear-gradient(rgba(10, 25, 47, 0.85), rgba(17, 34, 64, 0.85)), url('../images/3.png') no-repeat center center/cover !important;
}