/**
 * 5M Products Master Architectural Palette Layout Definition Core
 */
:root {
    --dark-primary: #0a1118;
    --dark-secondary: #121f2d;
    --dark-deep: #05080c;
    --steel-grey: #64748b;
    --metallic-silver: #e2e8f0;
    --brand-orange: #f97316;
    --brand-orange-hover: #ea580c;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-bg: rgba(18, 31, 45, 0.75);
    --glass-border: rgba(255, 255, 255, 0.08);
}

/* Base Optimization Controls */
html, body {
    margin: 0;
    padding: 0;
    background-color: var(--dark-primary);
    color: var(--text-main);
    font-family: 'Inter', sans-serif;
    overflow-x: hidden;
    scroll-behavior: smooth;
}

/* Absolute Global System Preloader UI */
#preloader {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background-color: var(--dark-deep);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity 0.4s cubic-bezier(0.25, 1, 0.5, 1), visibility 0.4s;
}
.spinner {
    width: 45px;
    height: 45px;
    border: 4px solid var(--dark-secondary);
    border-top: 4px solid var(--brand-orange);
    border-radius: 50%;
    animation: spinState 0.85s linear infinite;
}
@keyframes spinState {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* High-Premium Sticky Navbar Configuration */
.navbar {
    background: var(--glass-bg);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-bottom: 1px solid var(--glass-border);
    transition: background 0.3s ease, padding 0.3s ease;
    padding: 0.8rem 0;
}
.brand-highlight {
    color: var(--brand-orange);
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
}
.navbar-brand {
    font-weight: 700;
    letter-spacing: 0.5px;
    font-family: 'Inter', sans-serif;
}
.nav-link {
    color: var(--text-main) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1.1rem !important;
    transition: color 0.2s ease;
}
.nav-link:hover, .nav-link.active, .dropdown-item:hover {
    color: var(--brand-orange) !important;
}
.dropdown-menu {
    background-color: var(--dark-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}
.dropdown-item {
    color: var(--text-main);
    font-size: 0.9rem;
    padding: 0.6rem 1.5rem;
    transition: background 0.2s, color 0.2s;
}
.dropdown-item:hover {
    background-color: rgba(249, 115, 22, 0.1);
}

/* Functional Reusable Core CTA UI Tokens */
.btn-cta {
    background-color: var(--brand-orange);
    color: #ffffff !important;
    font-weight: 600;
    border-radius: 4px;
    border: 1px solid transparent;
    transition: background-color 0.25s ease, transform 0.2s ease, box-shadow 0.2s;
}
.btn-cta:hover {
    background-color: var(--brand-orange-hover);
    box-shadow: 0 4px 20px rgba(249, 115, 22, 0.35);
    transform: translateY(-1px);
}
.btn-outline-orange {
    border: 1px solid var(--brand-orange);
    color: var(--brand-orange) !important;
    font-weight: 600;
    border-radius: 4px;
    background: transparent;
    transition: all 0.25s ease;
}
.btn-outline-orange:hover {
    background: var(--brand-orange);
    color: #ffffff !important;
}

/* Structural Layout Components & Tags */
.section-tag {
    color: var(--brand-orange);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 2px;
    font-size: 0.8rem;
    display: inline-block;
}
.text-orange { color: var(--brand-orange) !important; }

/* Large Scale Hero System Presentation Blueprint */
.hero-section {
    min-height: 90vh;
    background: linear-gradient(rgba(10, 17, 24, 0.78), rgba(5, 8, 12, 0.94)), url('https://picsum.photos/id/192/1920/1080') center/cover no-repeat;
    position: relative;
    padding: 120px 0;
}
.hero-title {
    font-size: 3.8rem;
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.015em;
}
.hero-subtitle {
    color: var(--text-muted);
    font-size: 1.15rem;
    max-width: 680px;
    line-height: 1.6;
}

/* Strategic Runtime Numeric Matrix Cards */
.metrics-section {
    background-color: var(--dark-secondary);
    border-bottom: 1px solid var(--glass-border);
}
.metric-card h2 {
    font-family: 'Orbitron', sans-serif;
    color: var(--brand-orange);
    font-weight: 700;
    font-size: 2.5rem;
    margin-bottom: 0.4rem;
}
.metric-card p {
    color: var(--text-muted);
    font-size: 0.8rem;
    margin-bottom: 0;
}

/* Interactive Overlay Components Elements */
.whatsapp-floating {
    position: fixed;
    bottom: 25px;
    right: 25px;
    background-color: #25d366;
    width: 55px;
    height: 55px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: transform 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 6px 25px rgba(37, 211, 102, 0.3);
}
.whatsapp-floating:hover {
    transform: scale(1.08) rotate(5deg);
}
#scrollToTop {
    position: fixed;
    bottom: 95px;
    right: 25px;
    width: 42px;
    height: 42px;
    border-radius: 4px;
    display: none;
    z-index: 9998;
    font-size: 1.1rem;
    justify-content: center;
    align-items: center;
    line-height: 1;
    border: none;
}

/* Global Footer Layout Elements */
.footer-section {
    background-color: var(--dark-deep);
    border-top: 1px solid var(--glass-border);
}
.footer-heading {
    font-family: 'Orbitron', sans-serif;
    font-weight: 700;
    letter-spacing: 0.5px;
}
.footer-subheading {
    font-weight: 600;
    margin-bottom: 1.4rem;
    color: var(--text-main);
}
.footer-links li { margin-bottom: 0.7rem; }
.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.9rem;
    transition: color 0.2s ease;
}
.footer-links a:hover { color: var(--brand-orange); }