/* --- SF UI THEME FOR MACHINE LEARNING RPG --- */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&family=Share+Tech+Mono&display=swap');

:root {
    --bg-color: #02041b;
    --glass-bg: rgba(20, 25, 70, 0.4);
    --glass-border: rgba(138, 143, 255, 0.2);
    --text-primary: #e0e0ff;
    --text-secondary: #a0a0c0;
    --accent-indigo: #8a8fff;
    --accent-cyan: #00f2ff;
    --accent-red: #ff4a6d;
    --accent-green: #4aff97;
    --font-main: 'Orbitron', sans-serif;
    --font-mono: 'Share Tech Mono', monospace;
}

* {
    user-select: none;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    overflow: hidden;
}

/* --- BACKGROUND EFFECTS --- */
.background-grid {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(138, 143, 255, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(138, 143, 255, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: pan-grid 60s linear infinite;
    z-index: -2;
}

@keyframes pan-grid {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 500px 500px;
    }
}

.background-glow {
    position: fixed;
    top: 50%;
    left: 50%;
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.3) 0%, rgba(79, 70, 229, 0) 70%);
    transform: translate(-50%, -50%);
    animation: pulse-glow 10s ease-in-out infinite;
    z-index: -1;
}

@keyframes pulse-glow {

    0%,
    100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0.8;
    }

    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 1;
    }
}

/* --- TYPOGRAPHY & HEADERS --- */
.text-glow {
    text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 15px var(--accent-indigo), 0 0 20px var(--accent-indigo);
}

.text-glow-yellow {
    text-shadow: 0 0 5px #fff, 0 0 10px #facc15, 0 0 15px #facc15;
}

.section-title {
    font-size: 1.5rem;
    font-weight: bold;
    padding: 1rem;
    color: var(--accent-cyan);
    border-bottom: 1px solid var(--glass-border);
    text-shadow: 0 0 8px var(--accent-cyan);
}

.character-name {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    text-align: center;
    letter-spacing: 0.2em;
    padding-bottom: 0.5rem;
}

/* --- GLASSMORPHISM PANELS --- */
.glass-pane {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    border: 1px solid var(--glass-border);
    box-shadow: 0 0 40px rgba(0, 0, 0, 0.5), inset 0 0 10px rgba(138, 143, 255, 0.1);
    transition: all 0.3s ease;
}

.glass-pane-inner {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 0.5rem;
    border: 1px solid var(--glass-border);
}

/* --- LAYER & INVENTORY ITEMS --- */
.layer-item,
.player-layer {
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.75rem;
    text-align: center;
    transition: all 0.2s ease-in-out;
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.layer-item::before,
.player-layer::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
    opacity: 0.3;
    transition: left 0.4s ease;
}

.layer-item:hover::before,
.player-layer:hover::before {
    left: 100%;
}

.layer-item:hover,
.player-layer:hover {
    transform: translateY(-4px);
    border-color: var(--accent-cyan);
    box-shadow: 0 0 15px rgba(0, 242, 255, 0.4);
}

.player-layer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: move;
}

.layer-icon {
    font-size: 1.75rem;
    margin-bottom: 0.25rem;
    color: var(--accent-cyan);
    text-shadow: 0 0 10px var(--accent-cyan);
}

/* Drag & Drop Styles */
.dragging {
    opacity: 0.5;
    transform: scale(0.95);
    box-shadow: 0 0 20px var(--accent-indigo);
}

#player-model-layers.drag-over {
    background-color: rgba(79, 70, 229, 0.3);
    box-shadow: inset 0 0 20px rgba(138, 143, 255, 0.5);
}

.drop-placeholder {
    height: 4px;
    background-color: var(--accent-cyan);
    margin: 4px 0;
    border-radius: 2px;
    box-shadow: 0 0 8px var(--accent-cyan);
}

/* --- BUTTONS --- */
.btn {
    font-family: var(--font-main);
    font-weight: bold;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    border: 1px solid transparent;
    transition: all 0.3s ease;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-red);
    color: white;
    border-color: #ff7a8d;
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
    box-shadow: 0 0 10px rgba(255, 74, 109, 0.5), inset 0 0 5px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover:not(:disabled) {
    background-color: #ff6a7d;
    box-shadow: 0 0 20px rgba(255, 74, 109, 0.8);
    transform: translateY(-2px);
}

.btn-primary:disabled {
    background-color: #552020;
    color: #a0a0a0;
    cursor: not-allowed;
    box-shadow: none;
    border-color: #773030;
}

.btn-secondary {
    background-color: #4a4a6a;
    color: var(--text-primary);
    border-color: #6a6a8a;
}

.btn-secondary:hover {
    background-color: #5a5a7a;
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(138, 143, 255, 0.3);
}

/* --- BATTLE AREA --- */
.hp-bar-container {
    background: rgba(0, 0, 0, 0.4);
    border-radius: 9999px;
    padding: 4px;
    border: 1px solid var(--glass-border);
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.4);
}

.hp-bar {
    border-radius: 9999px;
    transition: width 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    text-shadow: 1px 1px 2px black;
    font-weight: bold;
    color: white;
    text-align: center;
    height: 1.5rem;
    line-height: 1.5rem;
}

#player-hp-bar {
    background: linear-gradient(90deg, var(--accent-green), #8affc7);
}

#enemy-hp-bar {
    background: linear-gradient(90deg, var(--accent-red), #ff8a9d);
}

.enemy-image-style {
    border: 2px solid var(--accent-red);
    box-shadow: 0 0 20px var(--accent-red);
    filter: brightness(1.2) contrast(1.1);
}

#enemy-area {
    width: 200px;
    height: 200px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.enemy-scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.05) 50%, rgba(255, 255, 255, 0) 100%);
    background-size: 100% 4px;
    animation: scan 5s linear infinite;
    pointer-events: none;
}

@keyframes scan {
    0% {
        background-position: 0 0;
    }

    100% {
        background-position: 0 200px;
    }
}

/* --- MESSAGE LOG --- */
#message-log-area {
    font-family: var(--font-mono);
}

#message-log-area p {
    opacity: 0;
    transform: translateY(10px);
    animation: fade-in-up 0.5s forwards;
}

@keyframes fade-in-up {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* --- MODALS --- */
#item-selection-modal,
#animation-modal {
    transition: opacity 0.3s ease;
}

#item-selection-modal .layer-item {
    width: 12rem;
    /* 192px */
    height: 12rem;
    /* 192px */
    display: flex;
    flex-direction: column;
    justify-content: center;
}

#item-selection-modal .layer-icon {
    font-size: 4rem;
}

/* --- PREVIEW AREA --- */
.idle-particles {
    position: absolute;
    width: 100%;
    height: 100%;
}

.idle-particles::after {
    content: "";
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--accent-cyan);
    border-radius: 50%;
    animation: particle-float 10s ease-in-out infinite;
    box-shadow: 0 0 5px var(--accent-cyan),
        -100px -50px 0 0 var(--accent-cyan),
        120px -80px 0 -0.5px var(--accent-cyan),
        80px 90px 0 0.5px var(--accent-cyan),
        -70px 100px 0 0 var(--accent-cyan),
        90px -120px 0 -0.2px var(--accent-cyan);
}

@keyframes particle-float {
    0% {
        transform: translate(0, 0);
        opacity: 0.5;
    }

    25% {
        transform: translate(10px, 20px);
        opacity: 1;
    }

    50% {
        transform: translate(-15px, -10px);
        opacity: 0.7;
    }

    75% {
        transform: translate(5px, -25px);
        opacity: 1;
    }

    100% {
        transform: translate(0, 0);
        opacity: 0.5;
    }
}


/* --- ANIMATION VISUALIZATION --- */
.stage-label {
    position: absolute;
    top: 50%;
    opacity: 0;
    transform: translateX(-50%) translateY(20px);
    transition: all 0.3s ease-in-out;
    font-size: 1.2rem;
    font-weight: bold;
    color: var(--accent-cyan);
    text-shadow: 0 0 10px var(--accent-cyan);
    white-space: nowrap;
}

.particle {
    position: absolute;
    width: 5px;
    height: 5px;
    background-color: #fde047;
    /* yellow-300 */
    border-radius: 50%;
    box-shadow: 0 0 8px #fde047, 0 0 15px #facc15;
    pointer-events: none;
    opacity: 0;
}

.grid-cell {
    transition: all 0.2s ease-in-out;
    box-shadow: inset 0 0 2px rgba(0, 0, 0, 0.5);
}

/* ★★★ TITLE SCREEN STYLES ★★★ */
#title-screen {
    background: var(--bg-color);
    transition: opacity 1.5s ease-out;
}
.title-logo {
    text-align: center;
    line-height: 1;
    position: relative;
    animation: title-float 6s ease-in-out infinite;
}
.title-logo::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79, 70, 229, 0.4) 0%, rgba(79, 70, 229, 0) 65%);
    transform: translate(-50%, -50%);
    z-index: -1;
    animation: pulse-glow 8s ease-in-out infinite;
}
.title-logo h1 {
    color: var(--text-primary);
    text-shadow: 0 0 8px #fff, 0 0 15px var(--accent-indigo);
}
.title-logo h2 {
    margin-top: -1rem;
}

@keyframes title-float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

#start-game-btn {
    animation: start-btn-pulse 2s infinite;
}
@keyframes start-btn-pulse {
    0% { transform: scale(1); box-shadow: 0 0 20px rgba(255, 74, 109, 0.5); }
    50% { transform: scale(1.05); box-shadow: 0 0 30px rgba(255, 74, 109, 0.9); }
    100% { transform: scale(1); box-shadow: 0 0 20px rgba(255, 74, 109, 0.5); }
}

/* ★★★ GOLD RARE ITEM STYLES ★★★ */
.layer-item.gold-rare, .player-layer.gold-rare {
    background: radial-gradient(ellipse at center, rgba(30,25,0,0.5) 0%, rgba(0,0,0,0.5) 70%),
                linear-gradient(160deg, rgba(255, 215, 0, 0.3), rgba(255, 165, 0, 0.1));
    border-color: #ffd700; /* gold */
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.6), inset 0 0 10px rgba(255, 215, 0, 0.2);
}

.layer-item.gold-rare::before, .player-layer.gold-rare::before {
    background: linear-gradient(90deg, transparent, #fff, transparent);
    opacity: 0.3;
}

.layer-item.gold-rare:hover, .player-layer.gold-rare:hover {
    border-color: #fff;
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.9);
}

.layer-item.gold-rare .layer-icon, .player-layer.gold-rare .layer-icon {
    color: #ffd700;
    text-shadow: 0 0 10px #ffd700;
}

/* ゴールドレアアイテム用のキラキラエフェクト */
.sparkle-container {
    position: absolute;
    top: 0; left: 0;
    width: 100%; height: 100%;
    pointer-events: none;
    overflow: hidden;
    border-radius: 12px;
}

.sparkle {
    position: absolute;
    width: 3px;
    height: 3px;
    background: #fff;
    border-radius: 50%;
    box-shadow: 0 0 5px #fff, 0 0 10px #ffd700;
    animation: sparkle-anim 1.5s ease-in-out infinite;
    opacity: 0;
}

@keyframes sparkle-anim {
    0% { transform: scale(0); opacity: 0; }
    50% { transform: scale(1.5); opacity: 1; }
    100% { transform: scale(0); opacity: 0; }
}

/* ★★★ 新しいインベントリのスタイルを追加 ★★★ */
#layer-inventory {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    overflow-y: auto; /* ★★★ スクロールを有効化 ★★★ */
}

/* ★★★ インベントリアイテムのスタイルを微調整 ★★★ */
#layer-inventory .layer-item {
    display: flex; /* アイコンとテキストを横並びに */
    align-items: center;
    text-align: left; /* テキストを左揃えに */
    padding: 0.5rem 1rem; /* パディングを調整 */
}

#layer-inventory .layer-item .layer-icon {
    font-size: 1.5rem; /* 24px */
    margin-bottom: 0; /* 下マージンを削除 */
    margin-right: 1rem; /* 右にマージンを追加 */
}

#layer-inventory .layer-item p {
    flex-grow: 1; /* テキストエリアが残りのスペースを埋める */
}

/* ★★★ SCROLLBAR STYLES ★★★ */
/* 既存の ::-webkit-scrollbar { display: none; } は削除またはコメントアウトしてください */
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.2);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb {
    background: var(--glass-border);
    border-radius: 4px;
    border: 1px solid rgba(0,0,0,0.3);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-cyan);
}