/* ==========================================================================
   KUNG-FU CAT DOJO ARENA - CSS STYLING SYSTEM
   ========================================================================== */

/* Design Tokens & Variables */
:root {
    --bg-dark: #09090d;
    --bg-panel: rgba(13, 13, 20, 0.72);
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-glass-hover: rgba(255, 255, 255, 0.15);
    
    /* Theme Colors */
    --gold: #f59e0b;
    --gold-glow: rgba(245, 158, 11, 0.4);
    --fire-crimson: #ff3344;
    --fire-glow: rgba(255, 51, 68, 0.5);
    --shadow-purple: #8b5cf6;
    --shadow-glow: rgba(139, 92, 246, 0.5);
    --electro-cyan: #00f0ff;
    --electro-glow: rgba(0, 240, 255, 0.5);
    
    /* Current Active Theme Aura (defaults to gold) */
    --aura-color: var(--gold);
    --aura-glow: var(--gold-glow);
    
    --text-primary: #f3f4f6;
    --text-muted: #9ca3af;
    --text-dark: #111827;
    
    /* Transitions */
    --transition-fast: 0.15s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Base Resets & Global Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    user-select: none;
    -webkit-user-drag: none;
}

body, html {
    width: 100%;
    height: 100%;
    overflow: hidden;
    background-color: var(--bg-dark);
    font-family: 'Outfit', 'Noto Sans TC', system-ui, -apple-system, sans-serif;
    color: var(--text-primary);
}

/* ==========================================================================
   START OVERLAY SCREEN (Safeguard for Web Audio API initiation)
   ========================================================================== */
.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: radial-gradient(circle at center, rgba(16, 16, 26, 0.95) 0%, rgba(5, 5, 8, 0.99) 100%);
    z-index: 9999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity var(--transition-slow), transform var(--transition-slow);
}

.overlay.hidden {
    opacity: 0;
    transform: scale(1.05);
    pointer-events: none;
}

.overlay-card {
    background: linear-gradient(135deg, rgba(20, 20, 30, 0.8) 0%, rgba(10, 10, 15, 0.9) 100%);
    border: 1px solid var(--border-glass);
    padding: 3.5rem 2.5rem;
    border-radius: 24px;
    text-align: center;
    max-width: 550px;
    width: 90%;
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(245, 158, 11, 0.1);
    backdrop-filter: blur(20px);
    display: flex;
    flex-direction: column;
    align-items: center;
    animation: cardEntrance 0.8s cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes cardEntrance {
    from {
        opacity: 0;
        transform: translateY(40px) scale(0.95);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.glow-text {
    font-family: 'Cinzel', serif;
    font-size: 2.5rem;
    font-weight: 900;
    letter-spacing: 2px;
    background: linear-gradient(to right, #ffdd80, var(--gold), #ff8800);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 0 30px var(--gold-glow);
    margin-bottom: 0.5rem;
}

.sub-glow-text {
    font-family: 'Noto Sans TC', sans-serif;
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 4px;
    margin-bottom: 2rem;
}

.card-art {
    position: relative;
    width: 220px;
    height: 220px;
    margin-bottom: 2.5rem;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.15) 0%, rgba(0, 0, 0, 0) 70%);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.overlay-kitty {
    width: 190px;
    height: 190px;
    object-fit: contain;
    animation: floatKitty 4s ease-in-out infinite;
    filter: drop-shadow(0 15px 25px rgba(0,0,0,0.6));
}

@keyframes floatKitty {
    0%, 100% { transform: translateY(0) rotate(0deg); }
    50% { transform: translateY(-10px) rotate(2deg); }
}

.overlay-desc {
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 2.5rem;
}

/* Premium Button Styling */
.btn-primary {
    background: linear-gradient(135deg, #fbbf24 0%, var(--gold) 50%, #d97706 100%);
    border: none;
    outline: none;
    color: var(--text-dark);
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 1px;
    padding: 1.1rem 2.8rem;
    border-radius: 50px;
    cursor: pointer;
    box-shadow: 0 10px 25px rgba(245, 158, 11, 0.4), inset 0 2px 4px rgba(255,255,255,0.4);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast), filter var(--transition-fast);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 35px rgba(245, 158, 11, 0.6), inset 0 2px 4px rgba(255,255,255,0.4);
    filter: brightness(1.1);
}

.btn-primary:active {
    transform: translateY(-1px) scale(0.99);
    box-shadow: 0 8px 15px rgba(245, 158, 11, 0.3);
}

/* ==========================================================================
   MAIN APP CONTAINER & BACKGROUND SCENE
   ========================================================================== */
#app-container {
    position: relative;
    width: 100vw;
    height: 100vh;
    background-color: var(--bg-dark);
    overflow: hidden;
    display: flex;
}

/* Dojo Grid and Atmosphere Background */
.dojo-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(circle at 75% 30%, rgba(30, 20, 50, 0.4) 0%, transparent 60%),
        radial-gradient(circle at 20% 70%, rgba(20, 35, 40, 0.3) 0%, transparent 50%),
        linear-gradient(rgba(255, 255, 255, 0.007) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.007) 1px, transparent 1px);
    background-size: 100% 100%, 100% 100%, 80px 80px, 80px 80px;
    z-index: 1;
    pointer-events: none;
}

/* Japanese Lanterns Ambient Elements */
.lantern {
    position: absolute;
    top: -20px;
    font-size: 2.5rem;
    z-index: 2;
    pointer-events: none;
    filter: drop-shadow(0 0 15px var(--gold-glow));
    animation: swing 6s ease-in-out infinite alternate;
    transform-origin: top center;
}

.lantern.left { left: 400px; animation-delay: 0s; }
.lantern.right { right: 80px; animation-delay: -3s; }

@keyframes swing {
    from { transform: rotate(-5deg); }
    to { transform: rotate(5deg); }
}

/* Full-Screen Canvas Overlay */
#arena-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 3;
    pointer-events: none; /* Let clicks pass to dojo panel and trigger state changes */
}

/* ==========================================================================
   DYNAMIC TRAINING TARGET (Follows Cursor)
   ========================================================================== */
#training-target {
    position: absolute;
    top: 0;
    left: 0;
    width: 64px;
    height: 64px;
    margin-left: -32px;
    margin-top: -32px;
    z-index: 8;
    pointer-events: none;
    display: flex;
    justify-content: center;
    align-items: center;
    transform-origin: center center;
    transition: transform 0.08s cubic-bezier(0.25, 1, 0.5, 1);
}

.target-inner {
    font-size: 3.5rem;
    filter: drop-shadow(0 8px 12px rgba(0,0,0,0.5));
    transition: transform var(--transition-fast);
}

.target-shadow {
    position: absolute;
    bottom: -15px;
    width: 35px;
    height: 8px;
    background: rgba(0,0,0,0.4);
    border-radius: 50%;
    filter: blur(4px);
    opacity: 0.8;
}

/* Target Reaction Classes */
#training-target.target-hit .target-inner {
    transform: scale(0.7) rotate(-15deg);
}

#training-target.target-hit-alt .target-inner {
    transform: scale(0.7) rotate(15deg);
}

/* ==========================================================================
   KUNG-FU CAT CHARACTER & EFFECTS
   ========================================================================== */
.cat-sprite {
    position: absolute;
    width: 160px;
    height: 160px;
    margin-left: -80px;
    margin-top: -80px;
    z-index: 10;
    pointer-events: none;
    transform-origin: center center;
    will-change: transform, filter;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: filter 0.3s ease;
}

.cat-image-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
    overflow: visible;
}

#cat-img {
    width: 145px;
    height: 145px;
    object-fit: contain;
    filter: drop-shadow(0 12px 20px rgba(0,0,0,0.6));
    border-radius: 50%;
    transition: border 0.3s ease;
}
/* Hero Custom Auras */
.aura-effect {
    position: absolute;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    z-index: 9;
    pointer-events: none;
    mix-blend-mode: screen;
    opacity: 0.6;
    background: radial-gradient(circle, var(--aura-glow) 0%, transparent 70%);
    animation: auraPulse 2s ease-in-out infinite alternate;
}

@keyframes auraPulse {
    from { transform: scale(0.9); opacity: 0.4; filter: blur(5px); }
    to { transform: scale(1.15); opacity: 0.8; filter: blur(10px); }
}

/* Specific theme classes applied via JS */
.cat-sprite.theme-default {
    --aura-color: var(--gold);
    --aura-glow: var(--gold-glow);
}
.cat-sprite.theme-fire {
    --aura-color: var(--fire-crimson);
    --aura-glow: var(--fire-glow);
    filter: drop-shadow(0 0 12px var(--fire-glow));
}
.cat-sprite.theme-shadow {
    --aura-color: var(--shadow-purple);
    --aura-glow: var(--shadow-glow);
    filter: drop-shadow(0 0 15px var(--shadow-glow));
}
.cat-sprite.theme-electro {
    --aura-color: var(--electro-cyan);
    --aura-glow: var(--electro-glow);
    filter: drop-shadow(0 0 15px var(--electro-glow));
}

/* Paw Strike Indicator Popups */
.paw-indicator {
    position: absolute;
    font-size: 2.2rem;
    z-index: 15;
    opacity: 0;
    transform: scale(0.2);
    pointer-events: none;
    filter: drop-shadow(0 4px 10px rgba(0,0,0,0.5));
}

.paw-indicator.left { left: -10px; top: 40px; }
.paw-indicator.right { right: -10px; top: 40px; }

/* Attack animation punches */
@keyframes punchLeft {
    0% { opacity: 0; transform: scale(0.2) translate(0, 0); }
    30% { opacity: 1; transform: scale(1.3) translate(-25px, -15px) rotate(-15deg); }
    100% { opacity: 0; transform: scale(0.7) translate(-35px, -20px) rotate(-30deg); }
}

@keyframes punchRight {
    0% { opacity: 0; transform: scale(0.2) translate(0, 0); }
    30% { opacity: 1; transform: scale(1.3) translate(25px, -15px) rotate(15deg); }
    100% { opacity: 0; transform: scale(0.7) translate(35px, -20px) rotate(30deg); }
}

.strike-left { animation: punchLeft 0.18s cubic-bezier(0.1, 0.8, 0.3, 1) forwards; }
.strike-right { animation: punchRight 0.18s cubic-bezier(0.1, 0.8, 0.3, 1) forwards; }

/* ==========================================================================
   GLASSMORPHIC INTERACTIVE DASHBOARD SIDEBAR
   ========================================================================== */
#dojo-panel {
    position: relative;
    width: 370px;
    height: calc(100% - 40px);
    margin: 20px 0 20px 20px;
    background: var(--bg-panel);
    border: 1px solid var(--border-glass);
    border-radius: 20px;
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), inset 0 1px 1px rgba(255,255,255,0.05);
    z-index: 100;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.1) transparent;
    transition: border var(--transition-normal), box-shadow var(--transition-normal);
}

#dojo-panel:hover {
    border: 1px solid var(--border-glass-hover);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.7), 0 0 30px rgba(245, 158, 11, 0.05);
}

/* Custom Panel Scrollbars */
#dojo-panel::-webkit-scrollbar {
    width: 6px;
}
#dojo-panel::-webkit-scrollbar-track {
    background: transparent;
}
#dojo-panel::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 10px;
}
#dojo-panel::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}

.panel-header {
    padding: 1.5rem 1.5rem 0.8rem;
}

.logo-title {
    font-family: 'Cinzel', serif;
    font-size: 1.45rem;
    font-weight: 900;
    letter-spacing: 1px;
    color: var(--gold);
    text-shadow: 0 0 15px rgba(245, 158, 11, 0.2);
}

.status-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 800;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15) 0%, rgba(217, 119, 6, 0.3) 100%);
    border: 1px solid rgba(245,158,11,0.3);
    color: var(--gold);
    padding: 0.2rem 0.6rem;
    border-radius: 4px;
    margin-top: 0.4rem;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.separator {
    border: 0;
    height: 1px;
    background: linear-gradient(to right, rgba(255,255,255,0.01) 0%, rgba(255,255,255,0.06) 50%, rgba(255,255,255,0.01) 100%);
    margin: 0.5rem 0;
}

.panel-section {
    padding: 1rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.section-title {
    font-family: 'Outfit', sans-serif;
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 1px;
    color: var(--text-primary);
    text-transform: uppercase;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.text-orange {
    color: var(--gold);
    text-shadow: 0 0 10px rgba(245, 158, 11, 0.2);
}

/* Stats Layout */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
    padding-top: 0.5rem;
    padding-bottom: 0.5rem;
}

.stat-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.03);
    padding: 0.7rem 0.8rem;
    border-radius: 12px;
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    transition: background var(--transition-fast), border var(--transition-fast);
}

.stat-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(255, 255, 255, 0.06);
}

.stat-label {
    font-size: 0.65rem;
    color: var(--text-muted);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.stat-val {
    font-family: 'Outfit', sans-serif;
    font-size: 1.35rem;
    font-weight: 800;
    color: var(--text-primary);
}

/* Numeric Glow for Combo Counter */
.num-glow {
    color: var(--gold);
    text-shadow: 0 0 12px var(--gold-glow);
    font-size: 1.6rem;
    animation: pulseCombo 0.4s ease;
}

@keyframes pulseCombo {
    0% { transform: scale(1); }
    50% { transform: scale(1.15); }
    100% { transform: scale(1); }
}

/* Progress bar (Frenzy) */
.frenzy-header {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
    font-weight: 700;
}

.progress-bar-bg {
    width: 100%;
    height: 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 5px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255, 255, 255, 0.02);
}

.progress-bar-fill {
    width: 0%;
    height: 100%;
    background: linear-gradient(90deg, #f59e0b 0%, #ef4444 60%, #8b5cf6 100%);
    border-radius: 5px;
    box-shadow: 0 0 12px rgba(239, 68, 68, 0.6);
    transition: width 0.15s cubic-bezier(0.1, 0.8, 0.3, 1);
}

.frenzy-active .progress-bar-fill {
    animation: rainbowFill 1s linear infinite;
    box-shadow: 0 0 15px rgba(255, 255, 255, 0.8);
}

@keyframes rainbowFill {
    0% { filter: hue-rotate(0deg); }
    100% { filter: hue-rotate(360deg); }
}

/* Avatar button grid selector */
.avatar-selector {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.5rem;
}

.avatar-btn {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 10px;
    padding: 0.55rem;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.35rem;
    transition: all var(--transition-fast);
}

.avatar-btn:hover {
    background: rgba(255, 255, 255, 0.06);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-1px);
}

.avatar-btn.active {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.12) 0%, rgba(245, 158, 11, 0.04) 100%);
    border: 1px solid var(--gold);
    box-shadow: 0 0 12px rgba(245, 158, 11, 0.25);
    color: var(--gold);
}

.hero-emoji {
    font-size: 1.15rem;
}

/* Upload zone */
.upload-box {
    border: 2px dashed rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    padding: 1rem 0.8rem;
    text-align: center;
    cursor: pointer;
    background: rgba(255,255,255,0.01);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.2rem;
    transition: all var(--transition-normal);
}

.upload-box:hover {
    border-color: var(--gold);
    background: rgba(245, 158, 11, 0.03);
    box-shadow: 0 0 15px rgba(245, 158, 11, 0.05);
}

.upload-box.dragover {
    border-color: var(--electro-cyan);
    background: rgba(0, 240, 255, 0.05);
}

.upload-icon {
    font-size: 1.5rem;
    animation: bounceIcon 2s ease infinite;
}

@keyframes bounceIcon {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-4px); }
}

.upload-text {
    font-size: 0.8rem;
    color: var(--text-primary);
}

.upload-sub {
    font-size: 0.65rem;
    color: var(--text-muted);
}

.hidden-input {
    display: none;
}

/* Styles selector dropdown */
.dojo-select {
    background: rgba(20, 20, 30, 0.9);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 10px;
    padding: 0.6rem;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    outline: none;
    cursor: pointer;
    width: 100%;
    transition: all var(--transition-fast);
}

.dojo-select:hover {
    border-color: rgba(255,255,255,0.2);
    background: rgba(30, 30, 45, 0.9);
}

.dojo-select:focus {
    border-color: var(--gold);
    box-shadow: 0 0 10px var(--gold-glow);
}

/* Target selector row */
.target-selector {
    display: flex;
    gap: 0.4rem;
}

.target-btn {
    flex: 1;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.04);
    border-radius: 10px;
    padding: 0.5rem 0.25rem;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.72rem;
    font-weight: 700;
    cursor: pointer;
    text-align: center;
    transition: all var(--transition-fast);
}

.target-btn:hover {
    background: rgba(255,255,255,0.06);
    border-color: rgba(255,255,255,0.12);
}

.target-btn.active {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--text-primary);
    box-shadow: 0 4px 10px rgba(0,0,0,0.2);
}

/* Sound sliders and indicators */
.audio-control-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-icon {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.15rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.btn-icon:hover {
    color: var(--gold);
}

.slider-row {
    display: flex;
    align-items: center;
    gap: 0.6rem;
}

.slider-val {
    font-size: 0.65rem;
    font-weight: 600;
    color: var(--text-muted);
    min-width: 32px;
    text-align: center;
}

.dojo-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.08);
    outline: none;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.dojo-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    background: var(--gold);
    box-shadow: 0 0 8px var(--gold-glow);
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.dojo-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.panel-footer {
    padding: 1.2rem 1.5rem 1.8rem;
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.panel-footer p {
    font-size: 0.68rem;
    color: var(--text-muted);
    line-height: 1.4;
    text-align: center;
}

/* ==========================================================================
   FRENZY TOAST INDICATOR POPUP (Right Top)
   ========================================================================== */
#combo-toast {
    position: absolute;
    top: 25px;
    right: 25px;
    z-index: 1000;
    background: linear-gradient(135deg, rgba(20, 10, 30, 0.9) 0%, rgba(10, 5, 20, 0.95) 100%);
    border: 1px solid rgba(139, 92, 246, 0.4);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.8), 0 0 25px rgba(139, 92, 246, 0.2);
    border-radius: 14px;
    padding: 0.8rem 1.2rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
    transform: translateX(400px);
    transition: transform 0.5s cubic-bezier(0.175, 0.885, 0.32, 1.275), opacity 0.5s ease;
    opacity: 0;
    pointer-events: none;
}

#combo-toast.toast-show {
    transform: translateX(0);
    opacity: 1;
}

.toast-icon {
    font-size: 1.8rem;
    color: #ffd700;
    animation: pulseGlow 1s ease infinite alternate;
}

@keyframes pulseGlow {
    from { text-shadow: 0 0 5px rgba(255,215,0,0.3); transform: scale(0.9); }
    to { text-shadow: 0 0 15px rgba(255,215,0,0.8); transform: scale(1.1); }
}

.toast-body {
    display: flex;
    flex-direction: column;
}

.toast-title {
    font-family: 'Cinzel', serif;
    font-size: 0.85rem;
    font-weight: 900;
    letter-spacing: 1px;
    color: #ff3344;
}

.toast-sub {
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* ==========================================================================
   INTERACTIVE GAME REACTIONS: SCREEN SHAKE & HIT SHAKE
   ========================================================================== */
.light-shake {
    animation: shakeContainerLight 0.15s ease-out;
}

.heavy-shake {
    animation: shakeContainerHeavy 0.22s ease-out;
}

@keyframes shakeContainerLight {
    0%, 100% { transform: translate(0, 0); }
    20% { transform: translate(-3px, 2px); }
    40% { transform: translate(3px, -2px); }
    60% { transform: translate(-2px, -3px); }
    80% { transform: translate(2px, 3px); }
}

@keyframes shakeContainerHeavy {
    0%, 100% { transform: translate(0, 0); }
    15% { transform: translate(-8px, 6px) rotate(-0.5deg); }
    30% { transform: translate(8px, -6px) rotate(0.5deg); }
    45% { transform: translate(-6px, -8px) rotate(-1deg); }
    60% { transform: translate(6px, 8px) rotate(1deg); }
    75% { transform: translate(-3px, 3px); }
    90% { transform: translate(3px, -3px); }
}

/* Custom crop mask for loaded custom kitty files so they become a clean circular fighter avatar */
.custom-kitty-masked {
    border-radius: 50% !important;
    border: 3px solid var(--aura-color) !important;
    box-shadow: 0 0 25px var(--aura-glow) !important;
}

/* Media Queries for Responsiveness */
@media (max-width: 768px) {
    .overlay { overflow-y: auto; align-items: flex-start; padding: 20px 0; }
    .overlay-card { padding: 2rem 1.2rem; margin: auto; max-width: 95%; box-sizing: border-box; }
    .glow-text { font-size: 2rem; }
    .sub-glow-text { font-size: 1.1rem; margin-bottom: 1.5rem; letter-spacing: 2px; }
    .card-art { width: 150px; height: 150px; margin-bottom: 1.5rem; }
    .overlay-kitty { width: 130px; height: 130px; }
    .overlay-desc { font-size: 0.95rem; margin-bottom: 1.5rem; }
    .btn-primary { padding: 0.9rem 2rem; font-size: 1rem; }

    #app-container {
        flex-direction: column;
    }
    
    #dojo-panel {
        width: calc(100% - 20px);
        height: calc(33vh - 20px);
        margin: 10px;
        position: absolute;
        bottom: 0;
        left: 0;
        z-index: 101;
    }
    
    .lantern.left { left: 40px; }
    .lantern.right { right: 40px; }
    
    #combo-toast {
        top: 15px;
        right: 15px;
        left: 15px;
        transform: translateY(-200px);
    }
    
    #combo-toast.toast-show {
        transform: translateY(0);
    }
}

/* ==========================================================================
   NEKO BACKGROUND ERASER WORKSHOP MODAL STYLES
   ========================================================================== */
#eraser-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    background: rgba(4, 4, 8, 0.9);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 99999;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: opacity var(--transition-normal), transform var(--transition-normal);
}

#eraser-modal.modal-hidden {
    opacity: 0;
    transform: scale(1.02);
    pointer-events: none;
}

#eraser-modal .modal-content {
    background: linear-gradient(135deg, rgba(16, 16, 26, 0.85) 0%, rgba(8, 8, 12, 0.95) 100%);
    border: 1px solid var(--border-glass-hover);
    border-radius: 20px;
    width: 90%;
    max-width: 950px;
    padding: 2rem;
    box-shadow: 0 25px 60px rgba(0,0,0,0.8), 0 0 40px rgba(0, 240, 255, 0.08);
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    animation: cardEntrance 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255,255,255,0.06);
    padding-bottom: 0.8rem;
}

.modal-logo {
    font-family: 'Cinzel', serif;
    font-size: 1.35rem;
    font-weight: 800;
    letter-spacing: 1px;
    color: var(--electro-cyan);
    text-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.btn-close {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 1.8rem;
    cursor: pointer;
    transition: color var(--transition-fast), transform var(--transition-fast);
    line-height: 1;
}

.btn-close:hover {
    color: var(--fire-crimson);
    transform: scale(1.1);
}

.modal-body {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 2rem;
    align-items: start;
}

@media (max-width: 768px) {
    .modal-body {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
}

.canvas-container {
    background-image: 
        linear-gradient(45deg, #12121c 25%, transparent 25%), 
        linear-gradient(-45deg, #12121c 25%, transparent 25%), 
        linear-gradient(45deg, transparent 75%, #12121c 75%), 
        linear-gradient(-45deg, transparent 75%, #12121c 75%);
    background-size: 16px 16px;
    background-position: 0 0, 0 8px, 8px -8px, -8px 0px;
    background-color: #06060c;
    border: 2px dashed rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 380px;
    max-height: 480px;
    box-shadow: inset 0 10px 30px rgba(0,0,0,0.8);
    position: relative;
    cursor: crosshair;
}

#eraser-canvas {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
}

.controls-container {
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}

.control-help {
    font-size: 0.85rem;
    color: var(--text-muted);
    line-height: 1.5;
}

.control-help b {
    color: var(--electro-cyan);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.03);
    padding: 0.8rem 1rem;
    border-radius: 10px;
}

.control-group-row {
    background: rgba(255,255,255,0.02);
    border: 1px solid rgba(255,255,255,0.03);
    padding: 0.8rem 1rem;
    border-radius: 10px;
    display: flex;
    align-items: center;
}

.control-label {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-primary);
}

.checkbox-label {
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.checkbox-label input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--gold);
    cursor: pointer;
}

.hidden-control {
    display: none !important;
}

.button-group {
    display: flex;
    gap: 0.8rem;
    margin-top: 0.5rem;
}

.btn-secondary {
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 30px;
    color: var(--text-primary);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 700;
    padding: 0.8rem 1.4rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.15);
    border-color: rgba(255,255,255,0.25);
    transform: translateY(-1px);
}

.btn-secondary:active {
    transform: translateY(0);
}

.btn-primary-small {
    background: linear-gradient(135deg, #fbbf24 0%, var(--gold) 50%, #d97706 100%);
    border: none;
    outline: none;
    color: var(--text-dark);
    font-family: 'Outfit', sans-serif;
    font-size: 0.85rem;
    font-weight: 800;
    padding: 0.8rem 1.4rem;
    border-radius: 30px;
    cursor: pointer;
    box-shadow: 0 5px 15px rgba(245, 158, 11, 0.3);
    transition: all var(--transition-fast);
}

.btn-primary-small:hover {
    transform: translateY(-1.5px);
    box-shadow: 0 8px 20px rgba(245, 158, 11, 0.4);
    filter: brightness(1.05);
}

.btn-primary-small:active {
    transform: translateY(0);
}