/* ==========================================================================
   Cards & Containers
   ========================================================================== */

.card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    position: relative;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
    display: flex; flex-direction: column;
    height: 100%;
}

/* ── Gradient Border ── */
.card::before {
    content: ''; position: absolute; inset: -1px;
    border-radius: calc(var(--radius-xl) + 1px);
    background: linear-gradient(135deg, var(--border-light) 0%, transparent 50%, var(--border) 100%);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor; mask-composite: exclude;
    padding: 1px; z-index: -1;
    transition: background var(--transition-slow);
}

/* ── Mouse Spotlight ── */
.card::after {
    content: ''; position: absolute; inset: 0;
    border-radius: var(--radius-xl);
    background: radial-gradient(600px circle at var(--mouse-x, 0) var(--mouse-y, 0), rgba(255,255,255,0.04), transparent 40%);
    opacity: 0; transition: opacity var(--transition-base);
    pointer-events: none; z-index: 1;
}

.card:hover::after { opacity: 1; }
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.card:hover::before { background: linear-gradient(135deg, var(--text-muted) 0%, transparent 50%, var(--accent) 100%); }

/* ── Card Icon ── */
.card-icon {
    width: 56px; height: 56px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: var(--space-xl);
    color: var(--accent);
    transition: all 0.4s var(--easing);
}

.card:hover .card-icon {
    transform: scale(1.1) rotate(5deg);
    background: var(--accent-glow);
    border-color: var(--accent);
}

/* ── Card Content ── */
.card h3 {
    margin-bottom: var(--space-md);
    color: var(--text-main);
    position: relative; z-index: var(--z-card);
    font-size: 1.25rem;
}

.card p {
    font-size: 1rem;
    position: relative; z-index: var(--z-card);
    color: var(--text-muted); line-height: 1.7;
}