Adds mob bleeding overlays, tweaks some bleeding balance (#65371)

code/datums/status_effects/debuffs.dm

@@ -243,7 +243,9 @@
 	owner.add_filter("stasis_status_ripple", 2, list("type" = "ripple", "flags" = WAVE_BOUNDED, "radius" = 0, "size" = 2))
 	var/filter = owner.get_filter("stasis_status_ripple")
 	animate(filter, radius = 32, time = 15, size = 0, loop = -1)
-
+	if(iscarbon(owner))
+		var/mob/living/carbon/carbon_owner = owner
+		carbon_owner.update_bodypart_bleed_overlays()
 
 /datum/status_effect/grouped/stasis/tick()
 	update_time_of_death()
@@ -253,6 +255,9 @@
 	REMOVE_TRAIT(owner, TRAIT_HANDS_BLOCKED, TRAIT_STATUS_EFFECT(id))
 	owner.remove_filter("stasis_status_ripple")
 	update_time_of_death()
+	if(iscarbon(owner))
+		var/mob/living/carbon/carbon_owner = owner
+		carbon_owner.update_bodypart_bleed_overlays()
 	return ..()
 
 /atom/movable/screen/alert/status_effect/stasis

code/datums/wounds/_wounds.dm

@@ -146,7 +146,7 @@
 	if(severity == WOUND_SEVERITY_TRIVIAL)
 		return
 
-	if(!(silent || demoted))
+	if(!silent && !demoted)
 		var/msg = span_danger("[victim]'s [limb.name] [occur_text]!")
 		var/vis_dist = COMBAT_MESSAGE_RANGE
 
@@ -158,8 +158,8 @@
 		if(sound_effect)
 			playsound(L.owner, sound_effect, 70 + 20 * severity, TRUE)
 
+	wound_injury(old_wound, attack_direction = attack_direction)
 	if(!demoted)
-		wound_injury(old_wound, attack_direction = attack_direction)
 		second_wind()
 
 /datum/wound/proc/null_victim()

code/datums/wounds/slash.dm

@@ -18,7 +18,7 @@
 	var/initial_flow
 	/// When we have less than this amount of flow, either from treatment or clotting, we demote to a lower cut or are healed of the wound
 	var/minimum_flow
-	/// How much our blood_flow will naturally decrease per tick, not only do larger cuts bleed more blood faster, they clot slower (higher number = clot quicker, negative = opening up)
+	/// How much our blood_flow will naturally decrease per second, not only do larger cuts bleed more blood faster, they clot slower (higher number = clot quicker, negative = opening up)
 	var/clot_rate
 
 	/// Once the blood flow drops below minimum_flow, we demote it to this type of wound. If there's none, we're all better
@@ -31,14 +31,15 @@
 	var/datum/scar/highest_scar
 
 /datum/wound/slash/wound_injury(datum/wound/slash/old_wound = null, attack_direction = null)
-	blood_flow = initial_flow
 	if(old_wound)
 		blood_flow = max(old_wound.blood_flow, initial_flow)
 		if(old_wound.severity > severity && old_wound.highest_scar)
 			set_highest_scar(old_wound.highest_scar)
 			old_wound.clear_highest_scar()
-	else if(attack_direction && victim.blood_volume > BLOOD_VOLUME_OKAY)
-		victim.spray_blood(attack_direction, severity)
+	else
+		blood_flow = initial_flow
+		if(attack_direction && victim.blood_volume > BLOOD_VOLUME_OKAY)
+			victim.spray_blood(attack_direction, severity)
 
 	if(!highest_scar)
 		var/datum/scar/new_scar = new
@@ -83,7 +84,7 @@
 
 /datum/wound/slash/receive_damage(wounding_type, wounding_dmg, wound_bonus)
 	if(victim.stat != DEAD && wound_bonus != CANT_WOUND && wounding_type == WOUND_SLASH) // can't stab dead bodies to make it bleed faster this way
-		blood_flow += 0.05 * wounding_dmg
+		blood_flow += WOUND_SLASH_DAMAGE_FLOW_COEFF * wounding_dmg
 
 /datum/wound/slash/drag_bleed_amount()
 	// say we have 3 severe cuts with 3 blood flow each, pretty reasonable
@@ -252,6 +253,7 @@
 
 	if(!do_after(user, base_treat_time * self_penalty_mult, target=victim, extra_checks = CALLBACK(src, .proc/still_exists)))
 		return
+
 	user.visible_message(span_green("[user] stitches up some of the bleeding on [victim]."), span_green("You stitch up some of the bleeding on [user == victim ? "yourself" : "[victim]"]."))
 	var/blood_sutured = I.stop_bleeding / self_penalty_mult
 	blood_flow -= blood_sutured
@@ -274,7 +276,7 @@
 	severity = WOUND_SEVERITY_MODERATE
 	initial_flow = 2
 	minimum_flow = 0.5
-	clot_rate = 0.06
+	clot_rate = 0.05
 	threshold_minimum = 20
 	threshold_penalty = 10
 	status_effect_type = /datum/status_effect/wound/slash/moderate
@@ -305,9 +307,9 @@
 	occur_text = "is torn open, spraying blood wildly"
 	sound_effect = 'sound/effects/wounds/blood3.ogg'
 	severity = WOUND_SEVERITY_CRITICAL
-	initial_flow = 4.25
-	minimum_flow = 4
-	clot_rate = -0.025 // critical cuts actively get worse instead of better
+	initial_flow = 4
+	minimum_flow = 3.85
+	clot_rate = -0.015 // critical cuts actively get worse instead of better
 	threshold_minimum = 80
 	threshold_penalty = 40
 	demotes_to = /datum/wound/slash/severe