Implement visual and DiceSoNice effects for critical hits in Daggerheart.

styles/immersive-crits.css

@@ -0,0 +1,227 @@
+/* Critical Hit Animations */
+
+.dh-critical-hit {
+    position: relative;
+    overflow: hidden;
+    /* Ensure effects stay within the card */
+    z-index: 0;
+}
+
+/* Ensure content stays above effects */
+.dh-critical-hit>* {
+    position: relative;
+    z-index: 1;
+}
+
+/* Embers Animation - Refactored for softer look */
+/* Embers Animation - JS Particles */
+.dh-crit-embers {
+    position: relative;
+    /* Container styles if needed */
+}
+
+.dh-particle-container {
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    pointer-events: none;
+    z-index: 0;
+    /* Behind text but visible */
+    overflow: visible;
+    /* Let them drift out a bit if needed, or hidden to clip */
+    overflow: hidden;
+}
+
+.dh-ember-particle {
+    position: absolute;
+    bottom: -10px;
+    /* Start just below */
+    left: var(--dh-left, 50%);
+    width: var(--dh-size, 4px);
+    height: var(--dh-size, 4px);
+    background: radial-gradient(circle, #ffcc00, #ff4500);
+    border-radius: 50%;
+    opacity: 0;
+    mix-blend-mode: screen;
+    box-shadow: 0 0 4px #ff4500;
+
+    /* Animation */
+    animation: ember-float var(--dh-anim-duration, 3s) linear infinite;
+    animation-delay: var(--dh-anim-delay, 0s);
+}
+
+@keyframes ember-float {
+    0% {
+        transform: translate(0, 0) scale(1);
+        opacity: 0;
+    }
+
+    10% {
+        opacity: var(--dh-opacity-peak, 1);
+    }
+
+    80% {
+        opacity: var(--dh-opacity-peak, 1);
+    }
+
+    100% {
+        /* Drift right and up */
+        transform: translate(var(--dh-drift, 50px), -150px) scale(0.5);
+        opacity: 0;
+    }
+}
+
+
+/* Pulse Animation - Replaces Glow */
+.dh-crit-pulse {
+    /* --dh-crit-pulse-color is set via JS */
+    box-shadow: 0 0 15px var(--dh-crit-pulse-color, #ff0000), inset 0 0 15px var(--dh-crit-pulse-color, #ff0000);
+    animation: pulse-effect 2s infinite ease-in-out;
+}
+
+@keyframes pulse-effect {
+
+    0%,
+    100% {
+        box-shadow: 0 0 15px var(--dh-crit-pulse-color, #ff0000), inset 0 0 15px var(--dh-crit-pulse-color, #ff0000);
+    }
+
+    50% {
+        box-shadow: 0 0 25px var(--dh-crit-pulse-color, #ff0000), inset 0 0 25px var(--dh-crit-pulse-color, #ff0000);
+    }
+}
+
+/* Arcane Animation */
+.dh-crit-arcane::before {
+    content: "";
+    position: absolute;
+    top: -50%;
+    left: -50%;
+    width: 200%;
+    height: 200%;
+    background: conic-gradient(from 0deg, transparent 0%, rgba(138, 43, 226, 0.2) 20%, transparent 40%);
+    animation: arcane-spin 6s infinite linear;
+    pointer-events: none;
+    z-index: -1;
+    mix-blend-mode: color-dodge;
+}
+
+.dh-crit-arcane {
+    box-shadow: 0 0 10px rgba(138, 43, 226, 0.4);
+}
+
+@keyframes arcane-spin {
+    from {
+        transform: rotate(0deg);
+    }
+
+    to {
+        transform: rotate(360deg);
+    }
+}
+
+/* Holy Animation */
+.dh-crit-holy::before {
+    content: "";
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%) scale(var(--dh-holy-scale, 1));
+    width: 0;
+    height: 0;
+    box-shadow: 0 0 40px 20px rgba(255, 255, 200, 0.6);
+    animation: holy-burst 4s infinite ease-in-out;
+    /* Slower */
+    pointer-events: none;
+    z-index: -1;
+    border-radius: 50%;
+}
+
+.dh-crit-holy {
+    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 215, 0, 0.1) 100%);
+    border: 1px solid rgba(255, 215, 0, 0.5);
+}
+
+@keyframes holy-burst {
+
+    0%,
+    100% {
+        box-shadow: 0 0 30px 10px rgba(255, 255, 200, 0.4);
+    }
+
+    50% {
+        box-shadow: 0 0 50px 30px rgba(255, 215, 0, 0.6);
+    }
+}
+
+/* Necrotic Animation */
+.dh-crit-necrotic::before {
+    content: "";
+    position: absolute;
+    bottom: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    /* Seamless Gradient: Transparent -> Color -> Transparent */
+    background: linear-gradient(0deg, transparent 0%, rgba(0, 255, 0, 0.2) 50%, transparent 100%);
+    background-size: 100% 200%;
+    animation: necrotic-fumes 6s infinite linear;
+    pointer-events: none;
+    z-index: -1;
+    filter: blur(3px) hue-rotate(90deg) contrast(1.2);
+    mix-blend-mode: hard-light;
+}
+
+.dh-crit-necrotic {
+    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8);
+    border: 1px solid rgba(46, 139, 87, 0.5);
+    /* Softer border */
+}
+
+@keyframes necrotic-fumes {
+    0% {
+        background-position: 0 0;
+    }
+
+    100% {
+        background-position: 0 -200%;
+    }
+}
+
+/* Nature Animation */
+.dh-crit-nature::before {
+    content: "";
+    position: absolute;
+    top: 0;
+    left: 0;
+    width: 100%;
+    height: 100%;
+    background-image:
+        radial-gradient(circle at 20% 30%, rgba(34, 139, 34, 0.3) 0%, transparent 20%),
+        radial-gradient(circle at 80% 70%, rgba(107, 142, 35, 0.3) 0%, transparent 20%);
+    animation: nature-breathe 4s infinite ease-in-out;
+    pointer-events: none;
+    z-index: -1;
+    filter: blur(5px);
+}
+
+.dh-crit-nature {
+    border-left: 2px solid #228b22;
+    border-right: 2px solid #228b22;
+}
+
+@keyframes nature-breathe {
+
+    0%,
+    100% {
+        opacity: 0.4;
+        transform: scale(1);
+    }
+
+    50% {
+        opacity: 0.8;
+        transform: scale(1.05);
+    }
+}