/* ===================================================
   CSS カスタムプロパティ（ダークテーマ - デフォルト）
   =================================================== */
:root {
    --bg-dark: #0f172a;
    --bg-panel: rgba(30, 41, 59, 0.7);
    --border-color: rgba(255, 255, 255, 0.1);
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --success-color: #10b981;
    --panel-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --blur-amount: 12px;
    --text-color: var(--text-primary);
    --bg-body: radial-gradient(circle at 10% 20%, rgb(14, 26, 64) 0%, rgb(15, 23, 42) 90%);
    --overlay-bg: rgba(0, 0, 0, 0.6);
    --input-bg: rgba(15, 23, 42, 0.6);
    --sidebar-overlay-bg: rgba(0, 0, 0, 0.5);
}

/* ===================================================
   ライトテーマ変数
   =================================================== */
:root.light-theme {
    --bg-dark: #f0f4f8;
    --bg-panel: rgba(255, 255, 255, 0.85);
    --border-color: rgba(0, 0, 0, 0.12);
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --danger-color: #dc2626;
    --danger-hover: #b91c1c;
    --success-color: #059669;
    --panel-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.12);
    --text-color: var(--text-primary);
    --bg-body: radial-gradient(circle at 10% 20%, #dbeafe 0%, #f0f4f8 90%);
    --overlay-bg: rgba(0, 0, 0, 0.3);
    --input-bg: rgba(255, 255, 255, 0.8);
    --sidebar-overlay-bg: rgba(0, 0, 0, 0.3);
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    /* Vibrantな背景グラデーション */
    background: var(--bg-body);
    height: 100vh;
    overflow: hidden;
    /* テーマ切り替え時のスムーズなトランジション */
    transition: background 0.3s ease, color 0.3s ease;
}

#app-container {
    display: flex;
    height: 100vh;
}

/* Glassmorphism パネル汎用クラス */
.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--border-color);
    box-shadow: var(--panel-shadow);
}

/* Sidebar */
.sidebar {
    width: 300px;
    display: flex;
    flex-direction: column;
    padding: 20px;
    border-right: 1px solid var(--border-color);
    z-index: 10;
}

.sidebar-header {
    margin-bottom: 20px;
}

.sidebar-header h2 {
    font-weight: 800;
    color: var(--primary-color);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    gap: 10px;
}

.sidebar-header p {
    color: var(--text-secondary);
    font-size: 0.85rem;
    margin-top: 4px;
}

hr {
    border: none;
    border-top: 1px solid var(--border-color);
    margin: 20px 0;
}

/* Connection Panel */
.connection-panel h3, .module-manager h3 {
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.input-group {
    display: flex;
    flex-direction: column;
    margin-bottom: 10px;
}

.input-group label {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

select, input[type="text"], input[type="number"] {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-family: inherit;
    outline: none;
    transition: border-color 0.2s;
}

select:focus, input:focus {
    border-color: var(--primary-color);
}

.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    font-family: inherit;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    margin-bottom: 8px;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}
.btn-primary:hover:not(:disabled) {
    background: var(--primary-hover);
}

.btn-danger {
    background: var(--danger-color);
    color: white;
}
.btn-danger:hover:not(:disabled) {
    background: var(--danger-hover);
}

.btn-success {
    background: var(--success-color);
    color: white;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}
.btn-secondary:hover:not(:disabled) {
    background: rgba(255, 255, 255, 0.2);
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
    border-radius: 50%;
}

.status-indicator {
    font-size: 0.85rem;
    font-weight: 600;
    text-align: center;
    padding: 6px;
    border-radius: 4px;
    margin-top: 5px;
}
.status-indicator.offline {
    color: var(--text-secondary);
    background: rgba(255,255,255,0.05);
}
.status-indicator.online {
    color: var(--success-color);
    background: rgba(16, 185, 129, 0.1);
}

/* Module List in Sidebar */
.module-list {
    margin-top: 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-height: 200px;
    overflow-y: auto;
}

.module-item {
    background: rgba(0,0,0,0.2);
    padding: 10px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.module-item-info span {
    display: block;
}
.module-item-info .m-name {
    font-weight: 600;
    font-size: 0.9rem;
}
.module-item-info .m-id {
    font-size: 0.75rem;
    color: var(--text-secondary);
}
.module-item-del {
    color: var(--danger-color);
    cursor: pointer;
    opacity: 0.7;
}
.module-item-del:hover {
    opacity: 1;
}

/* Navigation */
.nav-menu {
    margin-top: auto;
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.nav-item {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    text-align: left;
    padding: 12px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 10px;
}
.nav-item:hover {
    background: rgba(255,255,255,0.05);
    color: var(--text-primary);
}
.nav-item.active {
    background: rgba(59, 130, 246, 0.2);
    color: var(--primary-color);
    border-left: 3px solid var(--primary-color);
}

/* Main Content */
.main-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.view-section {
    position: absolute;
    top: 0; left: 0; right: 0; bottom: 0;
    padding: 20px;
    display: flex;
    flex-direction: column;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.view-section.active {
    opacity: 1;
    pointer-events: auto;
}

.view-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    border-radius: 12px;
    margin-bottom: 20px;
}

.view-header h2 {
    font-weight: 600;
    font-size: 1.2rem;
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

/* Dashboard Grid */
.dashboard-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(450px, 1fr));
    gap: 20px;
    overflow-y: auto;
    padding-bottom: 20px;
    align-content: flex-start;
}

.empty-state {
    grid-column: 1 / -1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--text-secondary);
    font-size: 1.2rem;
}
.empty-state i {
    font-size: 3rem;
    margin-bottom: 15px;
    opacity: 0.5;
}

/* Module Card */
.module-card {
    border-radius: 12px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    animation: fadeIn 0.3s ease;
}
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
}
.card-header h3 {
    font-size: 1.1rem;
    color: var(--primary-color);
}
.card-header .badge {
    background: rgba(255,255,255,0.1);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-family: monospace;
}

.control-row {
    display: flex;
    align-items: center;
    gap: 10px;
}
.control-row label {
    width: 60px;
    font-size: 0.9rem;
}
.slider-container {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 10px;
}
input[type="range"] {
    flex: 1;
    min-width: 0;
    accent-color: var(--primary-color);
}

/* スライダー横の数値直接入力欄 */
.target-num-input {
    width: 88px;
    flex-shrink: 0;
    text-align: center;
    font-family: 'Courier New', monospace;
    font-size: 0.95rem;
    font-weight: 700;
    padding: 5px 6px;
    border-radius: 6px;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--primary-color);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.target-num-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(59, 130, 246, 0.25);
    outline: none;
}
/* サーボは範図が小さいので少し幅を小さく */
.servo-num {
    width: 70px;
}

/* 古い val-display は互換性のため残す（未使用になる） */
.val-display {
    width: 50px;
    text-align: right;
    font-family: monospace;
}

/* ===========================================
   Enable TX トグルボタン
   =========================================== */
.card-footer {
    margin-top: 15px;
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
}

.tx-toggle-btn {
    width: 100%;
    padding: 12px 20px;
    border: 2px solid var(--border-color);
    border-radius: 10px;
    font-family: inherit;
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.5px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    transition: all 0.2s ease;
    user-select: none;
}
.tx-toggle-btn.tx-off {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-secondary);
    border-color: rgba(255, 255, 255, 0.1);
}
.tx-toggle-btn.tx-off:hover {
    background: rgba(16, 185, 129, 0.08);
    border-color: var(--success-color);
    color: var(--success-color);
}
.tx-toggle-btn.tx-on {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success-color);
    border-color: var(--success-color);
    box-shadow: 0 0 12px rgba(16, 185, 129, 0.2);
}
.tx-toggle-btn.tx-on:hover {
    background: rgba(239, 68, 68, 0.1);
    border-color: var(--danger-color);
    color: var(--danger-color);
    box-shadow: none;
}

/* Blockly Container */
.blockly-wrapper {
    flex: 1;
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    border: 1px solid var(--border-color);
}

/* Log Container */
.log-container {
    flex: 1;
    border-radius: 12px;
    padding: 15px;
    overflow-y: auto;
}
#log-output {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.85rem;
    color: #a7f3d0;
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 50px;
    height: 24px;
}
.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}
.slider {
    position: absolute;
    cursor: pointer;
    top: 0; left: 0; right: 0; bottom: 0;
    background-color: rgba(255,255,255,0.1);
    transition: .4s;
    border-radius: 24px;
    border: 1px solid var(--border-color);
}
.slider:before {
    position: absolute;
    content: "";
    height: 16px; width: 16px;
    left: 4px; bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
}
input:checked + .slider {
    background-color: var(--success-color);
}
input:checked + .slider:before {
    transform: translateX(24px);
}
.toggle-label {
    font-size: 0.9rem;
    font-weight: 600;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
    backdrop-filter: blur(4px);
}
.modal-overlay.hidden {
    display: none;
}
.modal-content {
    width: 400px;
    padding: 25px;
    border-radius: 12px;
}
.modal-content h3 {
    margin-bottom: 20px;
}
.form-group {
    margin-bottom: 15px;
}
.form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.9rem;
}
.form-group input, .form-group select {
    width: 100%;
}
.help-text {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 4px;
    display: block;
}
.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 10px;
    margin-top: 25px;
}
.modal-actions .btn {
    width: auto;
    margin-bottom: 0;
}

/* Solenoid Valve Large Toggle Button */
.valve-toggle {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.6);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 15px 10px;
    cursor: pointer;
    transition: all 0.2s ease;
    user-select: none;
    position: relative;
    z-index: 2;
    min-height: 80px;
}
.valve-toggle * {
    pointer-events: none;
}
.valve-toggle:hover {
    border-color: rgba(255,255,255,0.3);
    background: rgba(30, 41, 59, 0.8);
}
.valve-toggle.active {
    background: rgba(16, 185, 129, 0.2);
    border-color: var(--success-color);
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.3);
}
.valve-toggle .v-label {
    font-size: 1.1rem;
    font-weight: 800;
    margin-bottom: 8px;
}
.valve-toggle .v-status {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-secondary);
}
.valve-toggle.active .v-status {
    color: var(--success-color);
}

/* MDD Parameters Grid */
.mdd-param-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-top: 10px;
    background: rgba(0,0,0,0.2);
    padding: 10px;
    border-radius: 8px;
    border: 1px solid var(--border-color);
}
.mdd-param-item {
    display: flex;
    flex-direction: column;
}
.mdd-param-item label {
    font-size: 0.7rem;
    color: var(--text-secondary);
    margin-bottom: 2px;
}
.mdd-param-item input, .mdd-param-item select {
    padding: 4px;
    font-size: 0.8rem;
    text-align: center;
}

/* Controller View */
.controller-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
    overflow-y: auto;
    padding-bottom: 20px;
}

.gamepad-test-area {
    padding: 20px;
    border-radius: 12px;
}

.gamepad-test-area h3, .gamepad-mapping-area h3 {
    margin-bottom: 10px;
    color: var(--primary-color);
}

.test-output {
    margin-top: 15px;
    font-family: 'Courier New', Courier, monospace;
    background: rgba(0, 0, 0, 0.3);
    padding: 15px;
    border-radius: 8px;
    min-height: 60px;
    border: 1px solid var(--border-color);
    color: #a7f3d0;
}

.mapping-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.mapping-item {
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.mapping-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.map-input-badge {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 3px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: bold;
    margin-right: 10px;
}

.map-action-desc {
    font-size: 0.95rem;
    font-weight: 600;
}

.map-module-desc {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.mapping-delete {
    color: var(--danger-color);
    cursor: pointer;
    padding: 10px;
    font-size: 1.2rem;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.mapping-delete:hover {
    opacity: 1;
}

/* ===================================================
   テーマ切り替えボタン（サイドバー下部）
   =================================================== */
.theme-toggle-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 12px;
    margin-top: 8px;
    border-radius: 8px;
    border-top: 1px solid var(--border-color);
}

.btn-theme {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.25s ease;
    flex-shrink: 0;
}
.btn-theme:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
    transform: rotate(20deg);
}

.theme-label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-secondary);
}

/* ===================================================
   ハンバーガーメニューボタン（モバイル用、PCでは非表示）
   =================================================== */
#btn-hamburger {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 200;
    width: 42px;
    height: 42px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    background: var(--bg-panel);
    color: var(--text-primary);
    font-size: 1.1rem;
    cursor: pointer;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    align-items: center;
    justify-content: center;
    transition: background 0.2s;
}
#btn-hamburger:hover {
    background: rgba(59, 130, 246, 0.2);
}

/* ===================================================
   サイドバーオーバーレイ（モバイル用）
   =================================================== */
#sidebar-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--sidebar-overlay-bg);
    z-index: 99;
    backdrop-filter: blur(2px);
}

/* ===================================================
   レスポンシブデザイン
   =================================================== */

/* --- 中サイズ (≤1200px): サイドバー幅縮小 --- */
@media (max-width: 1200px) {
    .sidebar {
        width: 240px;
        padding: 16px;
    }
    .sidebar-header h2 {
        font-size: 1.2rem;
    }
    .dashboard-grid {
        grid-template-columns: repeat(auto-fill, minmax(360px, 1fr));
    }
}

/* --- 小サイズ (≤900px): ハンバーガーメニュー + オーバーレイ型サイドバー --- */
@media (max-width: 900px) {
    body {
        overflow: auto;
    }

    #btn-hamburger {
        display: flex;
    }

    #app-container {
        height: auto;
        min-height: 100vh;
    }

    .sidebar {
        position: fixed;
        top: 0;
        left: 0;
        height: 100vh;
        z-index: 100;
        width: 280px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        overflow-y: auto;
    }

    /* sidebar-open クラスが付くと表示 */
    .sidebar.sidebar-open {
        transform: translateX(0);
    }

    /* サイドバーが開いた時にオーバーレイを表示 */
    .sidebar.sidebar-open ~ #sidebar-overlay,
    .sidebar-open + * + * + #sidebar-overlay {
        display: block;
    }

    /* オーバーレイの表示はJSで制御するため直接CSS制御 */
    #sidebar-overlay.active {
        display: block;
    }

    .main-content {
        width: 100%;
        margin-left: 0;
    }

    .view-section {
        position: relative;
        padding: 60px 12px 12px; /* ハンバーガーボタン分の上余白 */
    }

    .view-header {
        flex-wrap: wrap;
        gap: 10px;
    }
    .header-actions {
        flex-wrap: wrap;
        gap: 8px;
    }

    .dashboard-grid {
        grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    }
}

/* --- 最小サイズ (≤600px): 1カラムレイアウト --- */
@media (max-width: 600px) {
    .dashboard-grid {
        grid-template-columns: 1fr;
    }

    .view-header h2 {
        font-size: 1rem;
    }

    .modal-content {
        width: 95vw;
        padding: 18px;
    }

    .mdd-param-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .controller-container .view-header .header-actions > * {
        flex-shrink: 1;
        min-width: 0;
    }
}