/* --- SIDEBAR --- */
#overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.5);
    z-index: 90; display: none;
}
#overlay.active { display: block; }

.sidebar {
    position: fixed; top: 0; left: 0; height: 100%; width: 0;
    background: var(--card); z-index: 100;
    overflow-x: hidden; transition: 0.3s;
    box-shadow: 4px 0 15px rgba(0,0,0,0.1);
    display: flex; flex-direction: column;
}

.sidebar-head {
    background: var(--primary); color: white; padding: 1.5rem;
    display: flex; justify-content: space-between; align-items: center;
}

#closeBtn { font-size: 2rem; cursor: pointer; line-height: 1; }

.nav-link {
    display: flex; align-items: center; gap: 1rem; padding: 1rem 1.5rem;
    text-decoration: none; color: var(--text); border-left: 4px solid transparent;
    transition: 0.2s;
}
.nav-link:hover, .nav-link.active {
    background: #f8fafc; color: var(--accent); border-left-color: var(--accent);
}
.nav-link.disabled { opacity: 0.5; pointer-events: none; }

/* --- DASHBOARD (Home) --- */
#main-content { max-width: 600px; margin: 1.5rem auto; padding: 0 1rem; }

.welcome-box { margin-bottom: 1.5rem; }
.welcome-box h2 { color: var(--primary); }

.dashboard-grid { display: grid; gap: 1rem; }

.dash-card {
    background: var(--card); padding: 1.25rem; border-radius: 12px;
    display: flex; align-items: center; gap: 1rem;
    text-decoration: none; color: var(--text);
    border: 1px solid var(--border); transition: 0.2s;
}
.dash-card:not(.disabled):hover {
    transform: translateY(-3px); border-color: var(--accent);
}

.card-icon {
    width: 45px; height: 45px; border-radius: 10px;
    display: flex; align-items: center; justify-content: center;
    color: white; font-size: 1.2rem;
}
.card-icon.blue { background: var(--accent); }
.card-icon.gray { background: var(--text-light); }

.card-info h3 { font-size: 1rem; margin-bottom: 0.2rem; }
.card-info p { font-size: 0.8rem; color: var(--text-light); }
.arrow { margin-left: auto; color: var(--border); }