/* ── Base Card ─────────────────────────────────────────────── */
.card {
    background: var(--toi-surface);
    border: 1px solid var(--toi-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    transition: border-color var(--transition-smooth), box-shadow var(--transition-smooth), transform var(--transition-smooth);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.06), transparent);
    pointer-events: none;
}

.card:hover {
    border-color: var(--toi-border-hover);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 0 1px rgba(96,200,240,0.06);
    transform: translateY(-2px);
}

.card-glass {
    background: var(--glass-bg-light);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border-color: var(--glass-border);
}

.card-glass:hover {
    border-color: rgba(96, 200, 240, 0.18);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(96,200,240,0.08);
}

.card-accent {
    border-color: rgba(96, 200, 240, 0.25);
    background: rgba(96, 200, 240, 0.04);
}

.card-flat:hover { transform: none; }

.card-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--toi-text);
    letter-spacing: -0.02em;
    line-height: 1.25;
}

.card-content {
    color: var(--toi-text-muted);
    font-size: 0.925rem;
    flex-grow: 1;
    line-height: 1.65;
}

.card-footer {
    margin-top: auto;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--toi-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.stat-card {
    text-align: center;
    padding: var(--spacing-xl) var(--spacing-lg);
}

.stat-value {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    background: var(--grad-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--toi-text-muted);
}

.card-centered {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.card-centered .card-title {
    margin-bottom: var(--spacing-xs);
}