/* --- Дизайн-система и переменные (Premium Flat & Clean 2024) --- */
:root[data-theme="dark"] {
    --bg-main: #0A0A0A;
    --bg-card: #121212;
    --bg-card-solid: #171717;
    --bg-input: #262626;
    --bg-header: #0A0A0A;
    --border-color: #333333;
    
    --text-primary: #FAFAFA;
    --text-secondary: #A3A3A3;
    --text-muted: #737373;
    
    --accent: #2563EB;
    --accent-glow: rgba(37, 99, 235, 0.1);
    --accent-hover: #3B82F6;
    
    --success: #16A34A;
    --danger: #DC2626;
    --warning: #D97706;
    
    --shadow-main: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --glass-blur: none;
    --grid-color: rgba(255, 255, 255, 0.03);
    --stripes-color: rgba(255, 255, 255, 0.12);
    
    /* 2D Canvas Themes (Professional CAD) */
    --canvas-bg: #0C0E12;
    --cad-grid: rgba(255, 255, 255, 0.04);
    --rack-stroke: #444E5D;
    --rack-fill: #222630;
    --rack-ours-stroke: #00D2FF;
    --rack-ours-fill: #1A3554;
    --rack-ours-hover-fill: #234770;
    --tray-color: #F5A623;
    --tray-trunk: #E67E22;
}

:root[data-theme="light"] {
    --bg-main: #F4F4F5;
    --bg-card: #FFFFFF;
    --bg-card-solid: #FFFFFF;
    --bg-input: #F4F4F5;
    --bg-header: #FFFFFF;
    --border-color: #E4E4E7;
    
    --text-primary: #18181B;
    --text-secondary: #52525B;
    --text-muted: #A1A1AA;
    
    --accent: #1D4ED8;
    --accent-glow: rgba(29, 78, 216, 0.05);
    --accent-hover: #2563EB;
    
    --success: #15803D;
    --danger: #B91C1C;
    --warning: #B45309;
    
    --shadow-main: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --glass-blur: none;
    --grid-color: rgba(0, 0, 0, 0.03);
    --stripes-color: rgba(0, 0, 0, 0.08);

    /* 2D Canvas Themes (Professional CAD) */
    --canvas-bg: #F4F7F9;
    --cad-grid: rgba(0, 0, 0, 0.04);
    --rack-stroke: #A1A8B5;
    --rack-fill: #FFFFFF;
    --rack-ours-stroke: #005CFF;
    --rack-ours-fill: #E6F0FF;
    --rack-ours-hover-fill: #CCE0FF;
    --tray-color: #E67E22;
    --tray-trunk: #D35400;
}

/* --- Сброс стилей --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', sans-serif;
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.1s ease;
}

body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

h1, h2, h3, h4 {
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

/* Вспомогательные элементы --- */
.badge {
    background: var(--accent-glow);
    color: var(--accent-hover);
    border: 1px solid var(--accent);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

/* --- Спиннер загрузки --- */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
    margin-left: 8px;
    vertical-align: middle;
    display: none;
}

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

/* --- Экраны --- */
.screen {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
    z-index: 1;
}

.screen.active {
    opacity: 1;
    pointer-events: auto;
    z-index: 2;
}

/* --- 1. Авторизация --- */
#auth-screen {
    display: flex;
    justify-content: center;
    align-items: center;
    background: var(--bg-main);
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-main);
    padding: 48px;
    border-radius: 4px;
    width: 100%;
    max-width: 400px;
    text-align: center;
    animation: fadeInScale 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.98) translateY(5px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.auth-logo {
    margin-bottom: 30px;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: var(--accent);
    border-radius: 4px;
    margin: 0 auto 16px;
    position: relative;
}

.logo-icon::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 4px;
    background: white;
    border-radius: 2px;
    top: 22px;
    left: 14px;
}

.auth-logo h2 {
    font-size: 1.8rem;
    margin-bottom: 8px;
}

.auth-logo p {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* --- Формы и кнопки --- */
.form-group {
    margin-bottom: 20px;
    text-align: left;
}

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.form-group input,
.form-group select {
    width: 100%;
    background-color: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: 0;
    padding: 10px 14px;
    color: var(--text-primary);
    font-size: 0.9rem;
    outline: none;
}

.form-group input:focus,
.form-group select:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-glow);
}

.form-group small {
    display: block;
    color: var(--text-muted);
    font-size: 0.75rem;
    margin-top: 6px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    border: none;
    width: 100%;
    transition: transform 0.15s ease, background-color 0.2s ease;
}

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

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

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

.btn-secondary {
    background-color: var(--bg-input);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: var(--border-color);
}

.error-msg {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: 15px;
    min-height: 20px;
}

/* --- 2. Основное приложение --- */
#app-screen {
    display: flex;
    flex-direction: column;
}

.app-header {
    height: 64px;
    background: var(--bg-header);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 24px;
    z-index: 10;
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-dot {
    width: 8px;
    height: 8px;
    background-color: var(--success);
    border-radius: 50%;
}

.header-logo h1 {
    font-size: 1.1rem;
    font-weight: 600;
}

.logo-dc {
    color: #3b82f6; /* Синий цвет (Blue-500) */
    font-weight: 800;
    letter-spacing: 0px;
}

.logo-calc {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 400;
    letter-spacing: 1px;
    opacity: 0.8;
}

.header-controls {
    display: flex;
    align-items: center;
    gap: 20px;
}

.btn-tab {
    background: transparent;
    color: var(--text-secondary);
    padding: 8px 16px;
    border: none;
    border-bottom: 2px solid transparent;
    border-radius: 0;
    font-weight: 500;
    cursor: pointer;
}

.btn-tab.active {
    background: transparent;
    border-bottom: 2px solid var(--accent);
    color: var(--text-primary);
}

.divider {
    width: 1px;
    height: 20px;
    background-color: var(--border-color);
}

.btn-icon {
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    color: var(--text-primary);
}

.btn-icon:hover {
    background-color: var(--border-color);
}

/* Переключатель тем */
#theme-toggle svg {
    width: 18px;
    height: 18px;
}

[data-theme="dark"] .sun-icon { display: block; }
[data-theme="dark"] .moon-icon { display: none; }
[data-theme="light"] .sun-icon { display: none; }
[data-theme="light"] .moon-icon { display: block; }

.user-profile {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-logout {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 0.9rem;
}

.btn-logout:hover {
    color: var(--danger);
}

/* --- Сетка макета дашборда --- */
.app-layout {
    flex: 1;
    display: flex;
    overflow: hidden;
    height: calc(100vh - 70px);
}

.sidebar-left {
    width: 380px;
    min-width: 380px;
    border-right: 1px solid var(--border-color);
    padding: 20px;
    overflow-y: auto;
    background-color: rgba(17, 24, 39, 0.2);
}

.viewport-container {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    position: relative;
}

.viewport-tabs {
    padding: 16px 24px;
    display: flex;
    gap: 10px;
    border-bottom: 1px solid var(--border-color);
}

.viewport-content {
    flex: 1;
    position: relative;
    overflow: hidden;
}

.viewport-pane {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.viewport-pane.active {
    opacity: 1;
    pointer-events: auto;
}

/* --- Боковая панель: Расчеты --- */
.panel-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    padding: 24px;
    border-radius: 0;
    min-height: 100%;
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.panel-section h3 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    margin-bottom: 12px;
}

/* Режимы путей */
.route-mode-group {
    display: flex;
    background-color: var(--bg-input);
    border-radius: 4px;
    padding: 2px;
}

.radio-label {
    flex: 1;
    cursor: pointer;
    text-align: center;
}

.radio-label input {
    display: none;
}

.radio-label span {
    display: block;
    padding: 6px;
    border-radius: 2px;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.radio-label input:checked + span {
    background-color: var(--bg-card-solid);
    color: var(--accent-hover);
}

.grid-2-cols {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.section-hint {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.4;
    margin-top: 6px;
}

/* Результаты расчета */
.result-highlight {
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-left: 3px solid var(--accent);
    border-radius: 4px;
    padding: 16px;
    margin-bottom: 16px;
}

.result-value {
    font-size: 2rem;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    color: var(--accent-hover);
    line-height: 1;
}

.result-value .unit {
    font-size: 1.1rem;
    font-family: 'Inter', sans-serif;
    font-weight: 500;
}

.result-label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.result-details {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.detail-row span {
    color: var(--text-secondary);
}

/* Шаги маршрута */
.steps-list {
    max-height: 250px;
    overflow-y: auto;
    padding-left: 20px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.steps-list li {
    margin-bottom: 8px;
    line-height: 1.4;
}

.empty-list-msg {
    list-style: none;
    color: var(--text-muted);
    text-align: center;
    margin-left: -20px;
}

.btn-admin-action {
    background-color: var(--bg-input);
    border: 1px solid var(--warning);
    color: var(--warning);
}

.btn-admin-action:hover {
    background-color: rgba(245, 158, 11, 0.1);
}

/* --- Вьюпорт 2D / 3D --- */
.interactive-canvas {
    width: 100%;
    height: 100%;
    background-color: var(--canvas-bg);
}

/* Управление видом 2D */
.view-controls {
    position: absolute;
    top: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 5;
}

/* SVG Элементы на схеме */
#svg-container svg {
    width: 100%;
    height: 100%;
    user-select: none;
}

.svg-rack {
    fill: var(--rack-fill);
    stroke: var(--rack-stroke);
    stroke-width: 1;
    cursor: default;
    transition: fill 0.2s ease, stroke 0.2s ease, stroke-width 0.2s ease;
}

.svg-rack.ours {
    stroke: var(--rack-ours-stroke);
    stroke-width: 1.5;
    fill: var(--rack-ours-fill);
    cursor: pointer;
}

.svg-rack.not-ours {
    stroke: var(--rack-stroke);
    fill: var(--rack-fill);
    cursor: default;
}

.svg-rack.ours:hover {
    fill: var(--rack-ours-hover-fill);
    stroke: var(--rack-ours-stroke);
    stroke-width: 1.8;
}

.svg-rack.selected-src {
    fill: #FACC15 !important; /* Solid Yellow for A */
    stroke: #FACC15;
    stroke-width: 2;
}

.svg-rack.selected-tgt {
    fill: #10B981 !important; /* Solid Emerald Green for B */
    stroke: #10B981;
    stroke-width: 2;
}

.svg-rack.blocked {
    fill: rgba(239, 68, 68, 0.1) !important;
    stroke: var(--danger);
    cursor: not-allowed;
}

/* Стилизация текстовой метки внутри стойки */
.svg-rack-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 5.5px;
    font-weight: 700;
    pointer-events: none;
}

/* Черный текст на желтом фоне A */
.selected-src + g .svg-rack-label {
    fill: #12141C !important;
}

/* Белый текст на изумрудном фоне B */
.selected-tgt + g .svg-rack-label {
    fill: #FFFFFF !important;
}

.svg-rack.heatmap {
    /* Цвета будут подставляться динамически */
}

.svg-tray {
    stroke: var(--tray-color);
    stroke-width: 2;
    fill: none;
}

.svg-tray.trunk-tray {
    stroke: var(--tray-trunk);
    stroke-width: 4;
}

.svg-route-badge rect {
    fill: rgba(15, 23, 42, 0.8);
    stroke: #38bdf8;
    stroke-width: 1;
    rx: 2;
    ry: 2;
}

.svg-route-badge text {
    fill: #38bdf8;
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    font-weight: 500;
}

.svg-cable {
    stroke: var(--accent-hover);
    stroke-width: 3;
    fill: none;
    stroke-linecap: square;
    stroke-linejoin: miter;
}

#custom-tooltip {
    position: fixed;
    top: 0;
    left: 0;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-main);
    color: var(--text-primary);
    padding: 8px 12px;
    border-radius: 6px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    pointer-events: none;
    z-index: 100;
    opacity: 0;
    transition: opacity 0.15s ease-in-out;
}

#custom-tooltip .tt-title {
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--accent);
}

#custom-tooltip .tt-subtitle {
    font-size: 11px;
    color: var(--text-muted);
}

/* Легенда 3D */
.threed-legend {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(17, 24, 39, 0.85);
    backdrop-filter: blur(8px);
    border: 1px solid var(--border-color);
    padding: 12px 16px;
    border-radius: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    pointer-events: none;
    z-index: 5;
}

.threed-distance-label {
    position: absolute;
    top: 0;
    left: 0;
    background: rgba(15, 23, 42, 0.85);
    border: 1px solid #38bdf8;
    color: #38bdf8;
    padding: 4px 8px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    font-weight: bold;
    pointer-events: none;
    z-index: 10;
    transform-origin: center center;
    transition: opacity 0.2s;
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.2);
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.color-dot {
    width: 12px;
    height: 12px;
    border-radius: 0;
}

.color-dot.blue { background-color: #0ea5e9; }
.color-dot.green { background-color: #10b981; }
.color-dot.cyan { background-color: #06b6d4; }
.color-dot.red { background-color: #ef4444; }

/* --- 3. Админ-панель (Overlay) --- */
.admin-panel-overlay {
    position: fixed;
    top: 0;
    right: -480px; /* Скрыта изначально */
    width: 480px;
    height: 100vh;
    background: var(--bg-card-solid);
    box-shadow: -8px 0 32px rgba(0,0,0,0.5);
    border-left: 1px solid var(--border-color);
    z-index: 100;
    transition: right 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.admin-panel-overlay.active {
    right: 0;
}

.admin-panel-content {
    display: flex;
    flex-direction: column;
    height: 100%;
}

.admin-header {
    padding: 24px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.btn-close {
    background: transparent;
    border: none;
    font-size: 1.8rem;
    cursor: pointer;
    color: var(--text-muted);
}

.btn-close:hover {
    color: var(--text-primary);
}

.admin-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

.admin-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 12px;
}

.admin-tab {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.85rem;
    padding: 6px 12px;
    cursor: pointer;
    border-radius: 0;
}

.admin-tab.active {
    background: var(--accent-glow);
    color: var(--accent-hover);
}

.admin-tab-pane {
    display: none;
}

.admin-tab-pane.active {
    display: block;
}

/* Таблицы для инвайтов и логов */
.table-container {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 0;
    margin-top: 12px;
    margin-bottom: 20px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.8rem;
    text-align: left;
}

.data-table th,
.data-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border-color);
}

.data-table th {
    background-color: var(--bg-input);
    color: var(--text-secondary);
    font-weight: 600;
}

.data-table td {
    color: var(--text-secondary);
}

.text-center { text-align: center; }

/* Генератор инвайтов */
.new-invite-result {
    background-color: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.2);
    border-radius: 0;
    padding: 12px;
    margin-top: 15px;
    margin-bottom: 20px;
}

.invite-label {
    font-size: 0.75rem;
    color: var(--success);
    display: block;
    margin-bottom: 6px;
}

.invite-code-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.invite-code-container code {
    font-family: monospace;
    font-size: 1.1rem;
    font-weight: bold;
    color: var(--text-primary);
}

.invite-code-container button {
    width: auto;
    padding: 4px 12px;
    font-size: 0.75rem;
}

.grid-3-cols {
    display: grid;
    grid-template-columns: 1fr 1fr 1.2fr;
    gap: 8px;
}

.checkbox-group {
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkbox-group input {
    width: 18px;
    height: 18px;
    cursor: pointer;
}

.checkbox-group label {
    margin-bottom: 0;
    cursor: pointer;
    font-size: 0.85rem;
}



/* --- Бейдж расстояния на трассе --- */
.svg-route-badge rect {
    fill: var(--bg-card-solid);
    stroke: var(--border-color);
    stroke-width: 1;
}

.svg-route-badge text {
    fill: var(--text-primary);
    font-size: 7px;
    font-weight: 500;
    font-family: 'JetBrains Mono', monospace;
}

/* --- Интерактивная HUD-панель --- */
.hud-panel {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%) translateY(30px);
    width: 90%;
    max-width: 450px;
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-main);
    border-radius: 0;
    padding: 12px 16px;
    z-index: 50;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1), transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.hud-panel.active {
    opacity: 1;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
}

.hud-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 6px;
    margin-bottom: 8px;
}

.hud-title {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-secondary);
}

.hud-title strong {
    color: var(--accent-hover);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
}

.btn-close-hud {
    background: transparent;
    border: none;
    font-size: 1.2rem;
    color: var(--text-muted);
    cursor: pointer;
    line-height: 1;
}

.btn-close-hud:hover {
    color: var(--danger);
}

.hud-body {
    display: flex;
    justify-content: space-between;
    gap: 16px;
}

.hud-stat {
    font-size: 0.75rem;
    color: var(--text-secondary);
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.hud-stat .label {
    font-size: 0.65rem;
    color: var(--text-muted);
    text-transform: uppercase;
}

.hud-stat span:not(.label) {
    font-family: 'JetBrains Mono', monospace;
    font-weight: 500;
    color: var(--text-primary);
    font-size: 0.8rem;
}

/* Force JetBrains Mono font for SVG text nodes to avoid Inter override */
#svg-container svg text,
.svg-route-badge text {
    font-family: 'JetBrains Mono', monospace !important;
}

/* --- STRICT ENGINEERING UI OVERRIDES (Dense Data CAD Style) --- */
body, input, select, button, textarea, .badge {
    font-size: 13px !important;
    border-radius: 2px !important;
    box-shadow: none !important;
}

h1, h2, h3, h4, h5, h6 {
    font-size: 14px !important;
    font-weight: 600 !important;
    letter-spacing: 0 !important;
    margin-bottom: 8px !important;
}

.btn, button, .btn-icon, .btn-secondary, .btn-primary {
    padding: 2px 8px !important;
    height: 24px !important;
    font-size: 12px !important;
    border-radius: 2px !important;
    border: 1px solid var(--border-color) !important;
    background-color: var(--bg-input) !important;
    color: var(--text-primary) !important;
}
.btn-primary {
    background-color: var(--accent) !important;
    color: white !important;
}

input, select {
    padding: 2px 6px !important;
    height: 24px !important;
    font-size: 12px !important;
    border-radius: 2px !important;
}

.panel-section, .card {
    padding: 8px !important;
    margin-bottom: 8px !important;
    border-radius: 2px !important;
    box-shadow: none !important;
    border: 1px solid var(--border-color);
}

.calculation-results, .detail-row strong {
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 12px !important;
}

/* Inline copy buttons */
.copy-btn-inline {
    background: none !important;
    border: none !important;
    cursor: pointer;
    opacity: 0;
    padding: 0 4px !important;
    height: 16px !important;
    color: var(--text-primary) !important;
    display: inline-flex;
    align-items: center;
    transition: opacity 0.2s;
}
.detail-row {
    padding: 2px 0 !important;
    border-bottom: 1px solid var(--border-color) !important;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
}
.detail-row:hover .copy-btn-inline {
    opacity: 0.5;
}
.copy-btn-inline:hover {
    opacity: 1 !important;
}
.detail-val-container {
    display: flex;
    align-items: center;
    gap: 4px;
}

.multi-results-table th, .multi-results-table td {
    padding: 2px 4px !important;
    font-family: 'JetBrains Mono', monospace !important;
    font-size: 12px !important;
    border-bottom: 1px solid var(--border-color);
}
:root[data-theme="dark"] .multi-results-table tbody tr:nth-child(even) {
    background-color: rgba(255,255,255,0.03);
}
:root[data-theme="light"] .multi-results-table tbody tr:nth-child(even) {
    background-color: rgba(0,0,0,0.03);
}

.toolbar {
    display: flex;
    justify-content: flex-end;
    margin-bottom: 4px;
}

/* 2D Legend */
.scheme-legend {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: var(--panel-bg);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    z-index: 100;
    pointer-events: none;
    backdrop-filter: blur(10px);
}
.scheme-legend .legend-title {
    font-size: 11px;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.scheme-legend .legend-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 6px;
    font-size: 12px;
    color: var(--text-primary);
}
.scheme-legend .legend-item:last-child {
    margin-bottom: 0;
}
.scheme-legend .legend-color {
    width: 14px;
    height: 14px;
    border-radius: 2px;
}
.legend-ours {
    background: var(--rack-ours-fill);
    border: 1px solid var(--rack-ours-stroke);
}
.legend-alien {
    background: var(--rack-fill);
    border: 1px solid var(--rack-stroke);
}
.legend-blocked {
    background: #ef444415;
    border: 1px solid var(--danger);
}
.legend-tray {
    background: transparent;
    border-bottom: 2px solid var(--tray-color);
    height: 0 !important;
}
/* not-ours defined above */

/* Эффект подсветки/вспышки стойки в CAD стиле */
@keyframes flash-cad {
    0% { stroke: #ffffff; stroke-width: 3px; }
    30% { stroke: #00D2FF; stroke-width: 5px; }
    60% { stroke: #ffffff; stroke-width: 5px; }
    100% { stroke: var(--rack-ours-stroke); stroke-width: 1.5px; }
}
.flash-highlight {
    animation: flash-cad 1.2s ease-in-out;
}

/* Таблица в режиме "До всех стоек" */
.multi-results-table tbody tr {
    cursor: pointer;
    transition: background-color 0.15s ease;
}
.multi-results-table tbody tr:hover {
    background-color: var(--bg-card-solid);
}
.multi-results-table tr {
    border-bottom: 1px solid var(--border-color);
}
.multi-results-table td, .multi-results-table th {
    padding: 6px 10px;
    border-bottom: 1px solid var(--border-color);
}
.table-scroll-container::-webkit-scrollbar {
    width: 6px;
}
.table-scroll-container::-webkit-scrollbar-track {
    background: transparent;
}
.table-scroll-container::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}
.table-scroll-container::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}