:root { 
    --primary: #1e40af;
    --primary-dark: #172554;
    --accent: #3b82f6;
    
    --slate-50: #f8fafc;
    --slate-100: #f1f5f9;
    --slate-200: #e2e8f0;
    --slate-800: #1e293b;
    --slate-900: #0f172a;
    --slate-950: #020617;

    --radius-none: 0;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 16px;
    --radius-xl: 32px;

    --grid-line: rgba(30, 64, 175, 0.08);
    --border-corp: 1px solid rgba(30, 64, 175, 0.15);
    
    --bg-main: var(--slate-50);
    --text-main: var(--slate-900);
    --text-muted: #64748b;

    --dur-fast: 150ms;
    --dur-norm: 300ms;
    --ease-corp: cubic-bezier(0.2, 0, 0, 1);
}

.dark {
    --bg-main: var(--slate-950);
    --text-main: var(--slate-100);
    --text-muted: #94a3b8;
    --grid-line: rgba(255, 255, 255, 0.05);
    --border-corp: 1px solid rgba(255, 255, 255, 0.1);
}

body { 
    background-color: var(--bg-main); 
    color: var(--text-main);
    font-family: 'Plus Jakarta Sans', sans-serif;
    line-height: 1.6;
}

/* --- Architectural Grid --- */
.blueprint-grid {
    background-size: 40px 40px;
    background-image: 
        linear-gradient(to right, var(--grid-line) 1px, transparent 1px),
        linear-gradient(to bottom, var(--grid-line) 1px, transparent 1px);
}

.section-border {
    border-bottom: var(--border-corp);
}

.vertical-line {
    border-left: var(--border-corp);
}

/* --- Typography --- */
h1, h2, h3, h4 {
    font-family: 'Sora', sans-serif !important;
    letter-spacing: -0.02em;
}

.tech-label {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.25em;
    font-weight: 800;
    color: var(--primary);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

/* --- Components --- */
.enterprise-card {
    background: var(--bg-main);
    border: var(--border-corp);
    transition: all var(--dur-norm) var(--ease-corp);
    position: relative;
    overflow: hidden;
}

.enterprise-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 4px; height: 0;
    background: var(--primary);
    transition: height var(--dur-norm) var(--ease-corp);
}

.enterprise-card:hover {
    transform: translateY(-4px);
    box-shadow: 20px 20px 60px rgba(0,0,0,0.05);
    border-color: var(--primary);
}

.enterprise-card:hover::after {
    height: 100%;
}

.btn-enterprise {
    background: var(--primary);
    color: white;
    padding: 1rem 2.5rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-size: 0.875rem;
    transition: all var(--dur-fast) var(--ease-corp);
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    border-radius: var(--radius-sm);
}

.btn-enterprise:hover {
    background: var(--primary-dark);
    transform: scale(1.02);
    box-shadow: 0 10px 30px rgba(30, 64, 175, 0.3);
}

/* --- Decorative --- */
.blueprint-dot {
    width: 6px;
    height: 6px;
    background: var(--primary);
    border-radius: 1px;
}

.stat-number {
    font-size: 5rem;
    font-weight: 800;
    line-height: 1;
    color: var(--primary);
    font-family: 'Sora', sans-serif !important;
}

/* --- Utilities --- */
.gradient-text {
    background: linear-gradient(to right, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.dark .gradient-text {
    background: linear-gradient(to right, #fff, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

[x-cloak] { display: none !important; }

/* Custom Scrollbar */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-main); }
::-webkit-scrollbar-thumb { background: var(--primary); border-radius: 3px; }

/* --- Responsive Layout Utilities --- */
@media (max-width: 1024px) {
    .stat-number { font-size: 3.5rem; }
}

/* Hero Montage */
.montage-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(12, 1fr);
    gap: 1rem;
    height: 600px;
}

.montage-item {
    background-size: cover;
    background-position: center;
    border: var(--border-corp);
    transition: filter var(--dur-norm);
    filter: grayscale(1);
}

.montage-item:hover {
    filter: grayscale(0);
}

.input-field {
    background: var(--slate-100);
    border: var(--border-corp);
    padding: 1rem 1.25rem;
    width: 100%;
    color: var(--slate-900);
    transition: all 0.3s ease;
    font-weight: 500;
}

.dark .input-field {
    background: var(--slate-900);
    color: white;
}

.input-field:focus {
    border-color: var(--primary);
    background: var(--bg-main);
    outline: none;
}