/* MRT Process - Main Stylesheet (Option B) */
:root {
    --accent: #0284C7;  /* Sky Blue */
    --dark: #1E293B;    /* Slate */
    --light: #FFFFFF;
    --bg: #F1F5F9;
    --text-main: #334155;
    --text-muted: #64748B;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
}

body {
    background-color: var(--light);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, .logo {
    color: var(--dark);
    font-weight: 800;
    letter-spacing: -0.5px;
}

a {
    text-decoration: none;
    transition: 0.3s;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 5%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.logo {
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}
.logo span { color: var(--accent); }
.logo img { height: 40px; } /* For when logo is added */

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

.nav-links a.nav-item {
    color: var(--text-muted);
    font-weight: 500;
}
.nav-links a.nav-item:hover, .nav-links a.active {
    color: var(--accent);
}

.btn-contact {
    background: var(--dark);
    color: white;
    padding: 10px 24px;
    border-radius: 8px;
    font-weight: 600;
}
.btn-contact:hover {
    background: var(--accent);
    transform: translateY(-2px);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 80px 1rem 4rem; /* Top padding for fixed header */
    background: radial-gradient(circle at center, #F8FAFC 0%, #E2E8F0 100%);
}

.hero h1 {
    font-size: clamp(3rem, 5vw, 5rem); /* Responsive font size */
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #0F172A 0%, #334155 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    max-width: 900px;
}

.hero .subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin-bottom: 4rem;
}

/* 3-Column Product Grid */
.product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    width: 100%;
    padding: 0 2rem;
}

.product-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.05);
    transition: 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: 1px solid #F1F5F9;
    text-align: left;
    position: relative;
    overflow: hidden;
}

.product-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(2, 132, 199, 0.15);
    border-color: var(--accent);
}

.card-number {
    font-size: 4rem;
    font-weight: 900;
    color: #F8FAFC;
    position: absolute;
    top: -10px;
    right: 10px;
    z-index: 0;
    transition: 0.3s;
}
.product-card:hover .card-number { color: #E0F2FE; }

.product-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 1;
}

.product-card p {
    font-size: 1rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    position: relative;
    z-index: 1;
}

.btn-link {
    color: var(--accent);
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    position: relative;
    z-index: 1;
}
.btn-link:hover { gap: 10px; }

/* Global Map Indicator */
.global-badge {
    margin-top: 5rem;
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: white;
    padding: 12px 24px;
    border-radius: 50px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
    font-size: 0.95rem;
    color: var(--text-muted);
    font-weight: 500;
}

.dot {
    width: 10px;
    height: 10px;
    background: #22C55E; /* Green */
    border-radius: 50%;
    box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.4); }
    70% { box-shadow: 0 0 0 10px rgba(34, 197, 94, 0); }
    100% { box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

/* Footer (Simple) */
footer {
    background: white;
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
    border-top: 1px solid #F1F5F9;
    color: var(--text-muted);
    font-size: 0.9rem;
}