/* ========== إشعارات Toast ========== */
.toast {
    position: fixed;
    bottom: 90px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    padding: 14px 28px;
    background: var(--primary);
    color: white;
    border-radius: 14px;
    font-size: 14px;
    font-weight: 600;
    z-index: 2000;
    opacity: 0;
    transition: all 0.3s;
    pointer-events: none;
    white-space: nowrap;
    box-shadow: 0 8px 30px rgba(99,102,241,0.3);
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: var(--error); box-shadow: 0 8px 30px rgba(248,113,113,0.3); }
.toast.warning { background: var(--warning); color: #1a1a1a; box-shadow: 0 8px 30px rgba(251,191,36,0.3); }