:root {
    --bg-dark: #121212;
    --panel-bg: #2b2b2b;
    --accent-blue: #1FA2FF;
    --accent-blue-hover: #126eb3;
    --text-main: #ffffff;
    --text-muted: #aaaaaa;
    --color-gold: #E2B714;
    --color-orange: #FF512F;
    --color-cyan: #00C9FF;
    --border-color: #3d3d3d;
    
    --font-main: 'Meiryo', "Helvetica Neue", Arial, sans-serif;
    --font-number: 'Roboto Mono', 'Consolas', monospace;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-dark);
    color: var(--text-main);
    font-family: var(--font-main);
    user-select: none;
    -webkit-user-select: none;
    overscroll-behavior-y: none;
}

.app-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.header {
    text-align: center;
    margin-bottom: 25px;
    padding-top: env(safe-area-inset-top); /* For iOS notch */
}

.header h1 {
    font-size: 28px;
    color: var(--accent-blue);
    margin-bottom: 5px;
}

.header .subtitle {
    color: var(--text-muted);
    font-size: 14px;
}

.main-content {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    flex: 1;
}

.control-panel, .result-panel {
    background-color: var(--panel-bg);
    border-radius: 15px;
    border: 1px solid var(--border-color);
    padding: 20px;
    flex: 1;
    min-width: 300px;
}

/* --- Control Panel Styles --- */
.control-group {
    margin-bottom: 25px;
}

.control-group > label {
    display: block;
    color: var(--text-muted);
    font-size: 14px;
    margin-bottom: 10px;
}

/* Segmented Control */
.segmented-control {
    display: flex;
    background-color: rgba(0, 0, 0, 0.3);
    border-radius: 8px;
    overflow: hidden;
    padding: 3px;
}

.segmented-control input[type="radio"] {
    display: none;
}

.segmented-control label {
    flex: 1;
    text-align: center;
    padding: 10px 0;
    cursor: pointer;
    font-size: 14px;
    border-radius: 6px;
    transition: all 0.3s ease;
    color: var(--text-muted);
}

.segmented-control input[type="radio"]:checked + label {
    background-color: var(--accent-blue);
    color: white;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0,0,0,0.2);
}

/* Sliders */
.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 8px;
}

.slider-header label {
    color: var(--text-muted);
    font-size: 14px;
}

.val-display {
    font-family: var(--font-number);
    font-size: 18px;
    font-weight: 700;
    color: white;
}

.custom-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: #444;
    border-radius: 3px;
    outline: none;
}

.custom-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--accent-blue);
    cursor: pointer;
    transition: background 0.15s ease, transform 0.1s ease;
    box-shadow: 0 0 10px rgba(31, 162, 255, 0.4);
}

.custom-slider::-webkit-slider-thumb:active {
    transform: scale(1.2);
    background: var(--accent-blue-hover);
}

.custom-slider::-moz-range-thumb {
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--accent-blue);
    cursor: pointer;
    border: none;
}

/* --- Result Panel Styles --- */
.result-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.result-box {
    text-align: center;
    padding: 15px 0;
}

.result-box h3 {
    color: var(--text-muted);
    font-size: 16px;
    font-weight: normal;
    margin-bottom: 8px;
}

.result-value {
    font-family: var(--font-number);
    font-size: 28px;
    font-weight: 700;
    transition: color 0.3s;
}

.result-value.large {
    font-size: 42px;
}

.result-exp .result-value { color: var(--color-gold); }
.result-battles .result-value { color: var(--color-orange); }
.result-days .result-value { color: var(--color-cyan); }

.divider {
    height: 1px;
    background-color: var(--border-color);
    margin: 10px 30px;
}

/* Responsive adjustments */
@media (max-width: 600px) {
    .app-container {
        padding: 10px;
    }
    
    .header h1 {
        font-size: 24px;
    }
    
    .main-content {
        flex-direction: column;
    }
    
    .result-panel {
        margin-top: -10px;
    }
}