:root {
    --bg-color: #202020;
    --panel-bg: rgba(30, 30, 30, 0.85);
    --accent-gold: #f1c40f;
    --accent-blue: #3498db;
    --text-main: #ecf0f1;
    --text-sub: #95a5a6;
    --safe-area-top: env(safe-area-inset-top, 20px);
    --safe-area-bottom: env(safe-area-inset-bottom, 20px);
}

* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; user-select: none; }

body {
    margin: 0; padding: 0;
    background: var(--bg-color);
    color: var(--text-main);
    font-family: 'Noto Sans KR', sans-serif;
    height: 100vh;
    overflow: hidden;
    /* Fancy Background Pattern */
    background-image: 
        radial-gradient(circle at 10% 20%, rgba(52, 152, 219, 0.1) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(241, 196, 15, 0.1) 0%, transparent 20%);
}

#app {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding-top: var(--safe-area-top);
    padding-bottom: var(--safe-area-bottom);
}

/* --- Top Bar --- */
.top-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 20px;
    z-index: 10;
}

.logo {
    font-family: 'Fredoka One', cursive;
    font-size: 20px;
    color: var(--accent-gold);
    text-shadow: 0 2px 4px rgba(0,0,0,0.5);
    letter-spacing: 1px;
}

.icon-btn {
    background: rgba(255,255,255,0.1);
    border: 1px solid rgba(255,255,255,0.2);
    color: #fff;
    width: 40px; height: 40px;
    border-radius: 12px;
    font-size: 18px;
    cursor: pointer;
    backdrop-filter: blur(5px);
    transition: transform 0.1s;
}
.icon-btn:active { transform: scale(0.9); }
.icon-btn.highlight { border-color: var(--accent-gold); color: var(--accent-gold); }

/* --- Preview Area --- */
.preview-area {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
}

canvas#char-canvas {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* Stats Panel */
.stats-panel {
    position: absolute;
    top: 10px; right: 20px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 12px;
    padding: 12px;
    width: 110px;
    backdrop-filter: blur(8px);
}

.stat-row {
    display: flex;
    justify-content: space-between;
    font-size: 12px;
    margin-bottom: 4px;
    font-weight: 700;
}
.stat-label { color: var(--text-sub); }
.stat-val { color: #fff; text-shadow: 0 0 5px rgba(255,255,255,0.5); }

/* --- Controls Area --- */
.controls-area {
    height: 45%;
    background: var(--panel-bg);
    border-top-left-radius: 24px;
    border-top-right-radius: 24px;
    border-top: 1px solid rgba(255,255,255,0.1);
    display: flex;
    flex-direction: column;
    box-shadow: 0 -5px 30px rgba(0,0,0,0.5);
    backdrop-filter: blur(20px);
}

.tabs-scroll {
    display: flex;
    overflow-x: auto;
    padding: 15px 10px;
    gap: 10px;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}
.tabs-scroll::-webkit-scrollbar { display: none; }

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-sub);
    font-weight: bold;
    padding: 8px 16px;
    border-radius: 20px;
    white-space: nowrap;
    font-size: 14px;
    cursor: pointer;
    transition: 0.2s;
}
.tab-btn.active {
    background: var(--accent-gold);
    color: #202020;
    box-shadow: 0 2px 10px rgba(241, 196, 15, 0.3);
}

.tab-content {
    display: none;
    flex: 1;
    overflow-y: auto;
    padding: 20px;
}
.tab-content.active { display: block; }

.option-group { margin-bottom: 25px; }
.option-group label {
    display: block;
    color: var(--text-sub);
    font-size: 12px;
    margin-bottom: 10px;
    font-weight: bold;
    text-transform: uppercase;
}

/* Button Groups (Race/Gender) */
.btn-group { display: flex; gap: 10px; }
.select-btn {
    flex: 1;
    padding: 12px;
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 10px;
    color: #fff;
    font-size: 14px;
    cursor: pointer;
    text-align: center;
}
.select-btn.selected {
    background: rgba(52, 152, 219, 0.2);
    border-color: var(--accent-blue);
    color: var(--accent-blue);
    font-weight: bold;
}

/* Grids */
.item-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(60px, 1fr));
    gap: 10px;
}
.grid-item {
    aspect-ratio: 1;
    background: rgba(255,255,255,0.05);
    border-radius: 10px;
    border: 2px solid transparent;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    position: relative;
    overflow: hidden;
}
.grid-item.selected { border-color: var(--accent-gold); background: rgba(241, 196, 15, 0.1); }
.grid-item canvas { width: 100%; height: 100%; }

/* Colors */
.color-palette {
    display: flex;
    gap: 10px;
    overflow-x: auto;
    padding: 5px;
}
.color-dot {
    width: 36px; height: 36px;
    border-radius: 50%;
    border: 3px solid rgba(255,255,255,0.1);
    flex-shrink: 0;
    cursor: pointer;
}
.color-dot.selected { border-color: #fff; transform: scale(1.1); box-shadow: 0 0 10px rgba(0,0,0,0.5); }

/* Floating Action */
.float-action-btn {
    position: absolute;
    bottom: calc(var(--safe-area-bottom) + 20px);
    right: 20px;
    background: var(--accent-gold);
    color: #2c3e50;
    border: none;
    padding: 15px 30px;
    border-radius: 50px;
    font-weight: 900;
    font-size: 16px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.4);
    z-index: 100;
    display: none; /* Show only when done? Or always? */
}