:root {
    --brand-orange: #E65100;
    --text-slate: #1E293B;
    --bg-zinc: #F4F4F5;
}

body {
    font-family: 'DM Sans', sans-serif;
    background-color: var(--bg-zinc);
    color: var(--text-slate);
    overflow-x: hidden;
}

.heading-font {
    font-family: 'Bebas Neue', sans-serif;
    letter-spacing: 0.02em;
}

/* Very subtle architectural grid */
.architectural-grid {
    background-image: linear-gradient(rgba(30, 41, 59, 0.03) 1px, transparent 1px),
                      linear-gradient(90deg, rgba(30, 41, 59, 0.03) 1px, transparent 1px);
    background-size: 100px 100px;
    background-position: center center;
}

/* Outlined Button */
.btn-outline {
    border: 2px solid var(--text-slate);
    color: var(--text-slate);
    background: transparent;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.btn-outline:hover {
    background: var(--text-slate);
    color: white;
}

/* Service group hover */
#services .group {
    padding: 3rem;
    background: white;
    border-radius: 2rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
    transition: all 0.4s ease;
    border: 1px solid rgba(229, 231, 235, 0.5);
}

#services .group:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    border-color: rgba(230, 81, 0, 0.2);
}

/* Entrance Animations */
.fade-in {
    opacity: 0;
    transform: translateY(40px);
    animation: fadeInUp 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.15s; }
.delay-2 { animation-delay: 0.3s; }
.delay-3 { animation-delay: 0.45s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

::selection {
    background: var(--brand-orange);
    color: white;
}