:root {
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-tertiary: #f1f5f9;
    --bg-card: #ffffff;
    --bg-hover: #f1f5f9;
    --border-color: #e2e8f0;
    --border-focus: #2563eb;
    
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    
    --accent-blue: #2563eb;
    --accent-blue-hover: #1d4ed8;
    --accent-green: #059669;
    --accent-orange: #d97706;
    --accent-red: #dc2626;
    --accent-purple: #7c3aed;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-full: 9999px;
    
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
    
    --font-main: 'Inter', 'Noto Sans JP', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: var(--font-main);
    -webkit-tap-highlight-color: transparent;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
}

/* ========================================================================== */
/* Utility & Common Elements                                                  */
/* ========================================================================== */

.hidden {
    display: none !important;
}

.text-center { text-align: center; }
.text-blue { color: var(--accent-blue) !important; }
.text-green { color: var(--accent-green) !important; }
.text-orange { color: var(--accent-orange) !important; }
.text-purple { color: var(--accent-purple) !important; }
.text-red { color: var(--accent-red) !important; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    font-size: 14px;
    font-weight: 500;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    user-select: none;
}

.btn:active {
    transform: scale(0.98);
}

.btn-primary {
    background-color: var(--accent-blue);
    color: #ffffff;
}
.btn-primary:hover {
    background-color: var(--accent-blue-hover);
}

.btn-secondary {
    background-color: var(--bg-tertiary);
    color: var(--text-primary);
    border-color: var(--border-color);
}
.btn-secondary:hover {
    background-color: var(--bg-hover);
}

.btn-danger {
    background-color: var(--accent-red);
    color: #ffffff;
}
.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-warning {
    background-color: var(--accent-orange);
    color: #ffffff;
    font-weight: 600;
}
.btn-warning:hover {
    background-color: #b45309;
}

.btn-outline-secondary {
    background-color: #ffffff;
    border-color: var(--border-color);
    color: var(--text-primary);
}
.btn-outline-secondary:hover {
    background-color: var(--bg-tertiary);
}

.btn-passkey {
    background: linear-gradient(135deg, #2563eb 0%, #7c3aed 100%);
    color: #ffffff;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}
.btn-passkey:hover {
    opacity: 0.95;
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.35);
}

.btn-outline-passkey {
    background: #ffffff;
    border: 1px solid var(--accent-purple);
    color: var(--accent-purple);
    font-weight: 600;
}
.btn-outline-passkey:hover {
    background: rgba(124, 58, 237, 0.08);
}

.btn-social {
    background-color: #ffffff;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    flex: 1;
    box-shadow: var(--shadow-sm);
}
.btn-social:hover {
    background-color: var(--bg-tertiary);
}

.btn-google i { color: #ea4335; }
.btn-apple i { color: #000000; }

.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 13px; border-radius: var(--radius-sm); }
.btn-lg { padding: 14px 20px; font-size: 16px; border-radius: var(--radius-md); }
.btn-icon { padding: 8px; width: 36px; height: 36px; border-radius: var(--radius-full); }

/* Disabled / Locked State for Permissions */
.btn:disabled, .btn.disabled-locked {
    opacity: 0.45;
    cursor: not-allowed;
    pointer-events: none;
    position: relative;
    filter: grayscale(40%);
}

.disabled-locked-wrap {
    position: relative;
    cursor: not-allowed;
}

.perm-tag {
    font-size: 11px;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-weight: 600;
    background-color: rgba(5, 150, 105, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(5, 150, 105, 0.25);
}

.perm-tag.locked {
    background-color: rgba(220, 38, 38, 0.1);
    color: var(--accent-red);
    border: 1px solid rgba(220, 38, 38, 0.25);
}

/* Badges */
.badge {
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
.badge-online { background-color: rgba(5, 150, 105, 0.12); color: #059669; border: 1px solid rgba(5, 150, 105, 0.25); }
.badge-offline { background-color: rgba(148, 163, 184, 0.15); color: #64748b; border: 1px solid rgba(148, 163, 184, 0.3); }
.role-badge {
    padding: 4px 10px;
    font-size: 12px;
    font-weight: 600;
    border-radius: var(--radius-full);
    background-color: #eff6ff;
    color: #2563eb;
    border: 1px solid #bfdbfe;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 4px;
    flex-shrink: 0;
}

/* Form Controls */
.form-group {
    margin-bottom: 16px;
    text-align: left;
}
.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 6px;
}
.input-icon-wrap {
    position: relative;
    display: flex;
    align-items: center;
}
.input-icon-wrap i {
    position: absolute;
    left: 14px;
    color: var(--text-muted);
}
.input-icon-wrap input {
    padding-left: 40px !important;
}
input[type="text"], input[type="email"], input[type="password"], select, .form-control {
    width: 100%;
    padding: 12px 14px;
    background-color: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: 14px;
    outline: none;
    transition: all 0.2s;
}
input:focus, select:focus, .form-control:focus {
    border-color: var(--border-focus);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* Cards */
.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}
.card-header {
    padding: 16px 20px;
    background-color: #f8fafc;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.card-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}
.card-body {
    padding: 20px;
}

/* ========================================================================== */
/* 1. AUTH SCREEN                                                             */
/* ========================================================================== */
.auth-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 45%, #f8fafc 100%);
}

.auth-card {
    width: 100%;
    max-width: 440px;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    box-shadow: var(--shadow-lg);
    text-align: center;
}

.brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 700;
    color: var(--accent-blue);
    background-color: #eff6ff;
    border: 1px solid #bfdbfe;
    padding: 4px 14px;
    border-radius: var(--radius-full);
    margin-bottom: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.auth-header h1 {
    font-size: 26px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}
.auth-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 24px;
}

.invitation-banner {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-md);
    background-color: #eff6ff;
    border: 1px solid #bfdbfe;
    color: #1e40af;
    font-size: 13px;
    margin-bottom: 20px;
    text-align: left;
}

.auth-quick-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 20px;
}

.social-row {
    display: flex;
    gap: 10px;
}

.divider {
    position: relative;
    text-align: center;
    margin: 20px 0;
}
.divider::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 1px;
    background-color: var(--border-color);
}
.divider span {
    position: relative;
    background-color: #ffffff;
    padding: 0 12px;
    font-size: 12px;
    color: var(--text-muted);
}

.auth-footer {
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--text-secondary);
}
.auth-footer a {
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 600;
    margin-left: 6px;
}

.demo-accounts {
    margin-top: 16px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 11px;
}
.btn-demo-tag {
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-size: 11px;
    font-weight: 500;
    transition: all 0.15s;
}
.btn-demo-tag:hover {
    color: #ffffff;
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
}

/* ========================================================================== */
/* 2. TOP NAVIGATION                                                          */
/* ========================================================================== */
.top-nav {
    height: 64px;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-nav-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.brand {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}
.brand i { 
    color: var(--accent-blue);
    font-size: 20px;
}

.company-selector-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    padding: 6px 12px;
    border-radius: var(--radius-md);
}
.company-dropdown {
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 13px;
    padding: 0;
    cursor: pointer;
    outline: none;
}

.top-nav-right {
    display: flex;
    align-items: center;
    gap: 14px;
}

.user-profile-menu {
    display: flex;
    align-items: center;
    gap: 10px;
}
.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background-color: #eff6ff;
    border: 1px solid #bfdbfe;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent-blue);
}
.user-info-text {
    display: flex;
    flex-direction: column;
    text-align: left;
    line-height: 1.2;
}
.user-name { font-size: 13px; font-weight: 700; color: var(--text-primary); }
.user-email { font-size: 11px; color: var(--text-secondary); }

/* ========================================================================== */
/* NAVIGATION TABS (PC TOP, MOBILE BOTTOM)                                   */
/* ========================================================================== */
.main-tabs {
    display: flex;
    gap: 8px;
    padding: 8px 24px 0;
    background-color: #ffffff;
    border-bottom: 1px solid var(--border-color);
}

.tab-btn {
    padding: 10px 18px;
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--text-secondary);
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: all 0.2s;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
}
.tab-btn:hover {
    color: var(--text-primary);
    background-color: var(--bg-tertiary);
}
.tab-btn.active {
    color: var(--accent-blue);
    border-bottom-color: var(--accent-blue);
    background-color: #eff6ff;
}

/* ========================================================================== */
/* CONTENT BODY & SUB-PANES                                                   */
/* ========================================================================== */
.content-body {
    padding: 24px;
    max-width: 1300px;
    margin: 0 auto;
}

.tab-pane {
    display: none;
}
.tab-pane.active {
    display: block;
}

.view-sub-pane {
    display: none;
}
.view-sub-pane.active {
    display: block;
}

.section-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    flex-wrap: wrap;
    gap: 14px;
}
.toolbar-title h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 10px;
}
.toolbar-title .subtitle {
    font-size: 13px;
    color: var(--text-secondary);
    margin-top: 2px;
}

.toolbar-actions {
    display: flex;
    align-items: center;
    gap: 10px;
}

.search-box {
    position: relative;
    display: flex;
    align-items: center;
    width: 280px;
}
.search-box i {
    position: absolute;
    left: 12px;
    color: var(--text-muted);
}
.search-box input {
    padding: 8px 12px 8px 36px;
    font-size: 13px;
    background-color: #ffffff;
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md);
    color: var(--text-primary);
}

/* Agent Card Grid */
.agent-cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
}

.agent-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 18px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
}
.agent-card:hover {
    border-color: var(--accent-blue);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.agent-card-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}
.agent-card-id {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}
.agent-card-imei {
    font-size: 12px;
    color: var(--text-muted);
    font-family: monospace;
}

.agent-card-body {
    display: flex;
    flex-direction: column;
    gap: 6px;
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}
.agent-card-body span {
    display: flex;
    align-items: center;
    gap: 6px;
}

.agent-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
    font-size: 12px;
}

/* Detail View Layout */
.detail-header-card {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: 18px 24px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 20px;
    box-shadow: var(--shadow-sm);
}
.detail-agent-info {
    flex: 1;
}
.agent-title-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 6px;
}
.agent-title-row h2 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}
.agent-meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    font-size: 13px;
    color: var(--text-secondary);
}

/* Telemetry Bar */
.telemetry-bar {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
    margin-bottom: 20px;
}
.tele-item {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 14px 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
    box-shadow: var(--shadow-sm);
}
.tele-label {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-muted);
}
.tele-value {
    font-size: 17px;
    font-weight: 700;
    color: var(--text-primary);
}

/* Controls Grid */
.controls-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 16px;
    margin-bottom: 20px;
}
.control-card .control-desc {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 16px;
}
.btn-group-responsive {
    display: flex;
    gap: 10px;
}
.btn-group-responsive .btn {
    flex: 1;
}

/* Slider Controls */
.slider-group {
    margin-bottom: 16px;
}
.slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-primary);
}
.slider-val {
    font-weight: 700;
    color: var(--accent-blue);
    font-size: 14px;
}
.range-slider {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e2e8f0;
    outline: none;
    -webkit-appearance: none;
}
.range-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: var(--accent-blue);
    cursor: pointer;
    box-shadow: 0 1px 4px rgba(37, 99, 235, 0.4);
}

/* Data Tables */
.table-responsive {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    border-radius: var(--radius-md);
}
.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    text-align: left;
}
.data-table th {
    background-color: #f1f5f9;
    padding: 12px 16px;
    font-weight: 700;
    color: var(--text-secondary);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}
.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-primary);
    background-color: #ffffff;
}
.data-table tbody tr:hover td {
    background-color: #f8fafc;
}

/* ========================================================================== */
/* MODALS & TOASTS                                                            */
/* ========================================================================== */
.modal-backdrop {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    padding: 20px;
}
.modal-dialog {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 520px;
    box-shadow: var(--shadow-lg);
    overflow: hidden;
}
.modal-dialog.modal-sm {
    max-width: 400px;
}
.modal-header {
    padding: 16px 20px;
    background-color: #f8fafc;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--text-primary);
}
.modal-header-danger {
    border-bottom-color: rgba(220, 38, 38, 0.25);
    color: var(--accent-red);
}
.btn-close-modal {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}
.btn-close-modal:hover { color: var(--text-primary); }
.modal-body {
    padding: 20px;
    background-color: #ffffff;
}
.modal-footer {
    padding: 14px 20px;
    background-color: #f8fafc;
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.checkbox-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
    margin-top: 8px;
}
.check-item {
    font-size: 13px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.invite-result-box {
    margin-top: 16px;
    padding: 12px;
    background-color: #eff6ff;
    border: 1px solid #bfdbfe;
    border-radius: var(--radius-md);
}
.copy-input-wrap {
    display: flex;
    gap: 8px;
    margin-top: 6px;
}

/* Toast Container */
.toast-container {
    position: fixed;
    bottom: 24px;
    right: 24px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 2000;
}
.toast {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--accent-blue);
    color: var(--text-primary);
    padding: 12px 18px;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    font-size: 14px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 10px;
    min-width: 280px;
    animation: slideIn 0.3s ease;
}
.toast-success { border-left-color: var(--accent-green); }
.toast-error { border-left-color: var(--accent-red); }
.toast-warning { border-left-color: var(--accent-orange); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ========================================================================== */
/* RESPONSIVE DESIGN (SMARTPHONE OPTIMIZATION)                                */
/* ========================================================================== */
@media (max-width: 768px) {
    .hide-mobile {
        display: none !important;
    }

    .top-nav {
        padding: 0 14px;
        height: 56px;
    }
    .brand span { font-size: 16px; }
    .company-selector-wrap { padding: 4px 8px; }

    /* Bottom Navigation Bar on Mobile (Thumb Zone) */
    .main-tabs {
        position: fixed;
        bottom: 0;
        left: 0;
        right: 0;
        top: auto;
        padding: 6px 8px;
        background-color: #ffffff;
        border-top: 1px solid var(--border-color);
        border-bottom: none;
        z-index: 100;
        justify-content: space-around;
        box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.08);
    }
    .tab-btn {
        flex-direction: column;
        gap: 4px;
        padding: 6px 10px;
        font-size: 11px;
        border-bottom: none;
        border-radius: var(--radius-sm);
    }
    .tab-btn i { font-size: 18px; }
    .tab-btn.active {
        background-color: #eff6ff;
        color: var(--accent-blue);
    }

    .content-body {
        padding: 14px 14px 80px 14px;
    }

    .section-toolbar {
        flex-direction: column;
        align-items: stretch;
    }
    .toolbar-actions {
        flex-direction: column;
        width: 100%;
    }
    .search-box {
        width: 100%;
    }
    .toolbar-actions .btn {
        width: 100%;
    }

    .agent-cards-grid {
        grid-template-columns: 1fr;
    }

    .detail-header-card {
        flex-direction: column;
        align-items: flex-start;
    }
    .controls-grid {
        grid-template-columns: 1fr;
    }
    .telemetry-bar {
        grid-template-columns: 1fr 1fr;
    }

    .checkbox-grid {
        grid-template-columns: 1fr;
    }
}

/* ========================================================================== */
/* Agent Horizontal Table Styles (横一列 1レコード1行)                        */
/* ========================================================================== */

.agent-horizontal-table {
    width: 100%;
    border-collapse: collapse;
}

.agent-horizontal-table th,
.agent-horizontal-table td {
    padding: 12px 14px;
    vertical-align: middle;
    white-space: nowrap;
}

.agent-name-cell {
    max-width: 240px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.agent-name-text {
    font-weight: 600;
    color: var(--text-primary);
}

.agent-name-text.unassigned {
    color: var(--text-muted);
    font-style: italic;
    font-weight: normal;
}

.agent-table-actions {
    display: flex;
    gap: 6px;
    justify-content: center;
}

.search-guide-cell {
    padding: 48px 16px !important;
}

.search-guide-box {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    color: var(--text-muted);
}

.search-guide-box i {
    font-size: 36px;
    color: var(--accent-blue);
    opacity: 0.8;
    margin-bottom: 4px;
}

.search-guide-box p {
    font-size: 15px;
    margin: 0;
    color: var(--text-primary);
    font-weight: 600;
}

/* Agent Detail Header Simple Name Display */
.agent-title-main {
    display: flex;
    align-items: baseline;
    gap: 12px;
    flex-wrap: wrap;
}
.agent-title-name-simple {
    font-size: 16px;
    font-weight: 500;
    color: #475569;
    background: transparent;
    border: none;
    padding: 0;
    letter-spacing: 0.3px;
}
.agent-title-name-simple:empty {
    display: none;
}

/* User Management Table Optimization */
.user-mgmt-table th,
.user-mgmt-table td {
    vertical-align: middle;
    padding: 10px 14px;
}
.user-mgmt-table .col-user {
    white-space: nowrap;
    min-width: 170px;
}
.user-mgmt-table .col-company {
    min-width: 180px;
    max-width: 250px;
    line-height: 1.4;
    word-break: break-word;
}
.user-mgmt-table .col-role {
    white-space: nowrap;
    min-width: 130px;
    text-align: center;
}
.user-mgmt-table .col-perm {
    white-space: nowrap;
    width: 90px;
    text-align: center;
    font-size: 12px;
    line-height: 1.3;
}
.user-mgmt-table .col-perm input[type="checkbox"] {
    cursor: pointer;
    width: 16px;
    height: 16px;
    margin: 0 auto;
    display: block;
}
.user-mgmt-table .col-actions {
    white-space: nowrap;
    min-width: 160px;
    text-align: center;
}
.user-mgmt-table .col-actions .agent-table-actions {
    display: flex;
    gap: 6px;
    align-items: center;
    justify-content: center;
    flex-wrap: nowrap;
}

.agent-name-target-info {
    padding: 8px 12px;
    background: #f8fafc;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border-color);
    font-size: 13px;
    color: var(--text-primary);
}

.label-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4px;
}

.char-count {
    font-size: 12px;
    color: var(--text-muted);
    font-weight: 500;
}

.char-count.limit-near {
    color: var(--accent-orange);
}

.char-count.limit-reached {
    color: var(--accent-red);
    font-weight: bold;
}

/* Parameter Table Container - Vertical Expansion */
.param-table-container {
    max-height: 75vh;
    min-height: 650px;
    overflow-y: auto;
    border-radius: var(--radius-sm);
}

.param-table-container thead th {
    position: sticky;
    top: 0;
    z-index: 5;
    background-color: #f1f5f9;
    box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}


/* ========================================================================== */
/* FOTA Management Styles                                                     */
/* ========================================================================== */

/* Drop Zone for ZIP Packages */
.drop-zone {
    border: 2px dashed #cbd5e1;
    border-radius: var(--radius-md);
    padding: 30px 20px;
    text-align: center;
    background-color: #f8fafc;
    cursor: pointer;
    transition: all 0.2s ease;
    color: var(--text-muted);
}

.drop-zone:hover, .drop-zone.dragover {
    border-color: var(--primary-color);
    background-color: #eff6ff;
    color: var(--primary-color);
}

.drop-zone i {
    margin-bottom: 10px;
}

.selected-file-label {
    display: block;
    margin-top: 10px;
    font-weight: 600;
    color: var(--primary-color);
}

/* FOTA Progress Bar */
.fota-progress-container {
    width: 100%;
    min-width: 140px;
    background-color: #e2e8f0;
    border-radius: 9999px;
    height: 12px;
    display: flex;
    overflow: hidden;
    position: relative;
}

.fota-progress-bar {
    height: 100%;
    transition: width 0.3s ease;
}

.fota-progress-bar.success {
    background-color: #10b981;
}

.fota-progress-bar.running {
    background-color: #3b82f6;
    background-image: linear-gradient(45deg, rgba(255,255,255,.15) 25%, transparent 25%, transparent 50%, rgba(255,255,255,.15) 50%, rgba(255,255,255,.15) 75%, transparent 75%, transparent);
    background-size: 1rem 1rem;
    animation: progress-bar-stripes 1s linear infinite;
}

.fota-progress-bar.failed {
    background-color: #ef4444;
}

@keyframes progress-bar-stripes {
    from { background-position: 1rem 0; }
    to { background-position: 0 0; }
}

.progress-text {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-muted);
    margin-top: 3px;
    display: block;
}

/* Parameter Diff Table */
.diff-table-wrap {
    max-height: 380px;
    overflow-y: auto;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-sm);
}

.diff-table thead th {
    position: sticky;
    top: 0;
    z-index: 3;
    background-color: #f1f5f9;
}

.diff-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

.diff-status-badge.recommended {
    background-color: #dcfce7;
    color: #166534;
    border: 1px solid #bbf7d0;
}

.diff-status-badge.already-latest {
    background-color: #f1f5f9;
    color: #64748b;
    border: 1px solid #e2e8f0;
}

.diff-status-badge.incompatible {
    background-color: #fee2e2;
    color: #991b1b;
    border: 1px solid #fecaca;
}

.diff-filter-tools {
    display: flex;
    align-items: center;
    gap: 12px;
}

.range-wrap {
    display: flex;
    align-items: center;
    gap: 12px;
}

.range-val-badge {
    padding: 4px 10px;
    background-color: #f1f5f9;
    border-radius: var(--radius-sm);
    font-weight: 700;
    font-size: 13px;
    color: var(--primary-color);
}

/* Modal Large */
.modal-dialog.modal-lg {
    max-width: 900px;
    width: 95%;
}

.job-meta-card {
    background-color: #f8fafc;
    border: 1px solid #e2e8f0;
    border-radius: var(--radius-md);
    padding: 16px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 12px;
}

.job-meta-item {
    font-size: 13px;
}

.job-meta-item strong {
    color: var(--text-muted);
    display: block;
    font-size: 11px;
    text-transform: uppercase;
}

.task-status-badge {
    padding: 3px 8px;
    border-radius: 9999px;
    font-size: 11px;
    font-weight: 600;
}

.task-status-badge.pending { background-color: #f1f5f9; color: #475569; }
.task-status-badge.sent { background-color: #e0f2fe; color: #0369a1; }
.task-status-badge.downloading { background-color: #dbeafe; color: #1d4ed8; }
.task-status-badge.downloaded { background-color: #ede9fe; color: #6d28d9; }
.task-status-badge.updating { background-color: #fef3c7; color: #b45309; }
.task-status-badge.rebooting { background-color: #ffedd5; color: #c2410c; }
.task-status-badge.success { background-color: #dcfce7; color: #15803d; }
.task-status-badge.failed { background-color: #fee2e2; color: #b91c1c; }
.task-status-badge.cancelled { background-color: #f3f4f6; color: #6b7280; }