body {
    font-family: 'Inter', system-ui, sans-serif;
    background: linear-gradient(135deg, #0f172a 0%, #1e1b4b 50%, #0f172a 100%);
    min-height: 100vh;
}

.glass-card {
    background: rgba(30, 41, 59, 0.7);
    backdrop-filter: blur(16px);
    border: 1px solid rgba(148, 163, 184, 0.1);
}

.glow-border {
    box-shadow: 0 0 20px rgba(99, 102, 241, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    height: 6px;
    border-radius: 3px;
    background: linear-gradient(90deg, #6366f1, #8b5cf6);
    outline: none;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #e0e7ff;
    cursor: pointer;
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.6);
    transition: transform 0.15s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

input[type="range"]::-moz-range-thumb {
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #e0e7ff;
    cursor: pointer;
    border: none;
    box-shadow: 0 0 8px rgba(99, 102, 241, 0.6);
}

input[type="number"] {
    -moz-appearance: textfield;
    appearance: textfield;
}

input[type="number"]::-webkit-outer-spin-button,
input[type="number"]::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

/* ハイブリッド数値入力のスタイル */
.num-input {
    background: transparent;
    text-align: right;
    color: #a5b4fc;
    font-weight: 500;
    font-size: 0.75rem;
    border: none;
    border-bottom: 1px solid rgba(100, 116, 139, 0.4);
    outline: none;
    padding: 1px 2px;
    transition: border-color 0.2s;
}

.num-input:focus {
    border-bottom-color: #818cf8;
}

.spinner {
    border: 3px solid rgba(99, 102, 241, 0.2);
    border-top-color: #6366f1;
    border-radius: 50%;
    width: 32px;
    height: 32px;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.kpi-success {
    background: linear-gradient(135deg, rgba(34, 197, 94, 0.15), rgba(16, 185, 129, 0.08));
    border: 1px solid rgba(34, 197, 94, 0.3);
}

.kpi-median {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.15), rgba(99, 102, 241, 0.08));
    border: 1px solid rgba(59, 130, 246, 0.3);
}

.toggle-bg {
    transition: background-color 0.3s ease;
}

.toggle-dot {
    transition: transform 0.3s ease;
}

.chart-container {
    position: relative;
    width: 100%;
    height: 400px;
}

@media (max-width: 640px) {
    .chart-container {
        height: 280px;
    }
}

.btn-pulse {
    position: relative;
    overflow: hidden;
}

.btn-pulse::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.5s ease;
}

.btn-pulse:hover::after {
    transform: translateX(100%);
}

/* カスタムツールチップ用スタイル */
.tooltip-container {
    position: relative;
    display: inline-flex;
    align-items: center;
}

.tooltip-text {
    visibility: hidden;
    opacity: 0;
    width: max-content;
    max-width: 250px;
    background-color: rgba(30, 41, 59, 0.95);
    color: #e2e8f0;
    text-align: left;
    border-radius: 6px;
    padding: 8px 12px;
    position: absolute;
    z-index: 50;
    bottom: 125%;
    /* right: -8px; 削除: 個別クラスで制御 */
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    transition: opacity 0.2s, visibility 0.2s;
    font-size: 0.75rem;
    line-height: 1.4;
    border: 1px solid rgba(100, 116, 139, 0.3);
    pointer-events: none;
}

/* 右端起点（左に伸びる） */
.tooltip-right-align .tooltip-text {
    right: -8px;
}

.tooltip-right-align .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    right: 12px;
    border-width: 5px;
    border-style: solid;
    border-color: rgba(30, 41, 59, 0.95) transparent transparent transparent;
}

/* 左端起点（右に伸びる） */
.tooltip-left-align .tooltip-text {
    left: -8px;
}

.tooltip-left-align .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 12px;
    border-width: 5px;
    border-style: solid;
    border-color: rgba(30, 41, 59, 0.95) transparent transparent transparent;
}

/* ホバーまたはフォーカス（タップ）で表示 */
.tooltip-container:hover .tooltip-text,
.tooltip-container:focus-within .tooltip-text {
    visibility: visible;
    opacity: 1;
}

/* 中央配置 */
.tooltip-center-align .tooltip-text {
    left: 50%;
    transform: translateX(-50%);
}

.tooltip-center-align .tooltip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border-width: 5px;
    border-style: solid;
    border-color: rgba(30, 41, 59, 0.95) transparent transparent transparent;
}

/* ステッパーボタンのスタイル */
.stepper-btn {
    background: rgba(99, 102, 241, 0.1);
    color: #818cf8;
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: 6px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    touch-action: manipulation;
}

.stepper-btn:hover {
    background: rgba(99, 102, 241, 0.25);
    border-color: rgba(99, 102, 241, 0.5);
    color: #a5b4fc;
}

.stepper-btn:active {
    transform: scale(0.95);
    background: rgba(99, 102, 241, 0.4);
}

.stepper-value-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.4);
    border: 1px solid rgba(100, 116, 139, 0.2);
    border-radius: 6px;
    margin: 0 8px;
    height: 36px;
}

/* 既存の num-input をステッパー用に調整 */
.stepper-input {
    background: transparent;
    text-align: center;
    color: #e2e8f0;
    font-weight: 600;
    font-size: 0.875rem;
    border: none;
    outline: none;
    width: 100%;
    height: 100%;
}