/* --- Separate Maintenance & Under Construction System Tokens --- */
:root {
    --bg-cream: #fbf9f1;
    --panel-white: #fefefc;
    --text-charcoal: #1a1a19;
    --text-muted: #62625e;
    --border-clean: rgba(26, 26, 25, 0.09);
}

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

body {
    background-color: var(--bg-cream);
    color: var(--text-charcoal);
    overflow-x: hidden;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    position: relative;
}

/* --- Abstract Background Workspace Grid overlay --- */
.maintenance-grid-overlay {
    position: fixed;
    top: 0; left: 0;
    width: 100vw; height: 100vh;
    background-image: 
        linear-gradient(to right, rgba(26, 26, 25, 0.02) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(26, 26, 25, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: 1;
    pointer-events: none;
}

/* --- Clean Global Header Layout --- */
header { 
    position: fixed; 
    top: 0; width: 100%; 
    padding: 2rem 4rem; 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    z-index: 100; 
    background: rgba(251, 249, 241, 0.85); 
    backdrop-filter: blur(20px); 
    -webkit-backdrop-filter: blur(20px); 
    border-bottom: 1px solid var(--border-clean); 
}

.logo-wrapper {
    display: flex;
    align-items: center;
    gap: 1.25rem; 
}

.logo { font-weight: 800; letter-spacing: 3px; font-size: 1.1rem; }

.instagram-header-link {
    display: inline-flex;
    align-items: center;
    color: var(--text-charcoal);
    opacity: 0.6;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.instagram-icon { width: 20px; height: 20px; }
.instagram-header-link:hover { opacity: 1; transform: translateY(-1px); }

nav a { text-decoration: none; color: var(--text-charcoal); margin-left: 3rem; font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 1.5px; opacity: 0.5; transition: opacity 0.3s ease; }
nav a:hover { opacity: 1; }

/* --- Central Content Placement Grid --- */
.maintenance-container {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 6rem 2rem 2rem 2rem;
    z-index: 10;
}

/* Geometric Center Status Panel Module */
.maintenance-card {
    background-color: var(--panel-white);
    border: 2px solid var(--text-charcoal);
    border-radius: 20px;
    padding: 3.5rem;
    max-width: 600px;
    text-align: center;
    box-shadow: 6px 6px 0px var(--text-charcoal);
}

.eyebrow-tag { 
    display: block; 
    font-size: 0.85rem; 
    font-weight: 700; 
    text-transform: uppercase; 
    letter-spacing: 3px; 
    color: var(--text-muted); 
    margin-bottom: 1.5rem; 
}

.maintenance-card h2 {
    font-size: clamp(2.2rem, 4vw, 3.2rem);
    font-weight: 800;
    letter-spacing: -1.5px;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.maintenance-card p {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

/* Core Interface Navigation Button Links */
.btn-primary { 
    display: inline-block; 
    padding: 1rem 2.5rem; 
    background: var(--text-charcoal); 
    color: var(--bg-cream); 
    text-decoration: none; 
    font-weight: 700; 
    border-radius: 6px; 
    font-size: 0.95rem; 
    letter-spacing: 0.5px; 
    transition: all 0.2s ease; 
}
.btn-primary:hover { transform: translateY(-2px); background: #333; }

/* Highlighting state parameters mapping active menu tracking links to view targets */
header nav a[href="visuals.html"]:active,
header nav a[href="systems.html"]:active,
header nav a[href="gear.html"]:active {
    opacity: 1;
}

/* Responsive constraints balancing panel profiles on tight mobile screens */
@media (max-width: 1024px) {
    header { padding: 1.5rem 2rem; }
    .maintenance-card { padding: 2.5rem 1.5rem; }
}
@media (max-width: 640px) { nav { display: none; } }