body { font-family: 'Inter', sans-serif; scroll-behavior: smooth; }
h1, h2, h3, h4 { font-family: 'Lexend', sans-serif; }
.glass { background: rgba(255, 255, 255, 0.03); backdrop-filter: blur(10px); border: 1px solid rgba(255, 255, 255, 0.1); }
.bg-dark { background-color: #0a0a0c; }
.text-accent { color: #f5a623; }
.bg-accent { background-color: #f5a623; }

/* Premium BI Background Graphics - Global */
.bi-graphics-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    background-color: #0a0a0c;
}

/* Technical Blueprint Grid */
.bi-grid {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(245, 166, 35, 0.03) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(245, 166, 35, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at 50% 50%, black 10%, transparent 80%);
}

/* Sub-grid for finer detail */
.bi-grid-fine {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(to right, rgba(255, 255, 255, 0.01) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(255, 255, 255, 0.01) 1px, transparent 1px);
    background-size: 15px 15px;
    mask-image: radial-gradient(ellipse at 50% 50%, black 20%, transparent 70%);
}

/* Intelligence Nodes (Data Points) */
.bi-nodes {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(245, 166, 35, 0.07) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
}

.noise-overlay {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    opacity: 0.015; pointer-events: none; z-index: 50;
}
.gradient-orb {
    position: absolute; width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(245, 166, 35, 0.08) 0%, transparent 70%);
    border-radius: 50%; z-index: -1;
}

/* Form & Layout Helpers */
.before-after-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
@media (max-width: 768px) { .before-after-grid { grid-template-columns: 1fr; } }

.field {
    width: 100%;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 12px;
    padding: 16px;
    color: #f9fafb;
    font-size: 16px;
    outline: none;
    transition: border-color 0.2s;
}
.field:focus { border-color: #f5a623; }
.label {
    display: block;
    font-size: 14px;
    font-weight: 700;
    color: #e5e7eb;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.check {
    display: flex;
    gap: 12px;
    align-items: flex-start;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: 12px;
    padding: 16px;
    color: #f3f4f6;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.2s;
}
.animate-fade-in { animation: fadeIn 0.4s ease-out forwards; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }