/* Clean Dune Grid Map Styles */
:root {
    --primary-color: #DAA520;
    --secondary-color: #B8860B;
    --background-dark: #2D1810;
    --background-light: #3D2418;
    --text-light: #F5F5DC;
    --text-dark: #1A0000;
    --border-color: #8B4513;
    --success-color: #228B22;
    --danger-color: #DC3545;
    --spice-color: #9932CC;
    --grid-size: 80px;
    --panel-width: 280px;
}

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

body {
    font-family: 'Arial', sans-serif;
    background: var(--background-dark);
    color: var(--text-light);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: var(--background-light);
    border-bottom: 2px solid var(--border-color);
    padding: 20px;
    flex-shrink: 0;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    min-height: 60px;
    padding: 0 20px;
}

.header-left {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    min-width: 200px;
    gap: 20px;
}


.header-center {
    flex: 2;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
}

.header-center h1 {
    color: var(--primary-color);
    font-size: 2em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.header-right {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 15px;
    min-width: 200px;
}

.mode-badge {
    padding: 8px 16px;
    background: var(--secondary-color);
    border-radius: 20px;
    font-weight: bold;
    font-size: 0.9em;
}

/* Main Content */
.main-content {
    display: flex;
    flex: 1;
    max-width: 1600px;
    margin: 0 auto;
    width: 100%;
    gap: 25px;
    padding: 20px;
    align-items: stretch;
}

/* Panels */
.left-panel,
.right-panel {
    width: var(--panel-width);
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: 20px;
    height: 100%;
}

.panel-section {
    background: var(--background-light);
    border: 3px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.right-panel .panel-section {
    flex: 1;
    max-height: calc(600px + 40px + 3px); /* Match grid container min-height + padding + border */
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.panel-section h3 {
    color: var(--primary-color);
    margin-bottom: 15px;
    font-size: 1.2em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 8px;
    text-align: center;
}

/* Grid Area */
.grid-area {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.grid-header {
    display: none;
}

.grid-header h2 {
    color: var(--primary-color);
    font-size: 1.5em;
}

.zoom-info {
    background: var(--background-light);
    padding: 8px 16px;
    border-radius: 20px;
    border: 2px solid var(--border-color);
}

.grid-container {
    background: var(--background-light);
    border: 3px solid var(--border-color);
    border-radius: 10px;
    padding: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 600px;
}

/* Compass Grid Layout */
.compass-grid {
    display: grid;
    grid-template-columns: 50px 1fr 50px;
    grid-template-rows: 35px 1fr 35px;
    gap: 12px;
    align-items: center;
    justify-items: center;
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
    padding: 12px;
    box-sizing: border-box;
}

/* Compass Directions */
.compass-direction {
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 13px;
    color: var(--primary-color);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
    background: rgba(218, 165, 32, 0.1);
    border: 2px solid var(--primary-color);
    border-radius: 5px;
    padding: 4px 6px;
    width: 45px;
    height: 28px;
    user-select: none;
    transition: all 0.2s ease;
    box-sizing: border-box;
}

.compass-direction:hover {
    background: rgba(218, 165, 32, 0.2);
    transform: scale(1.05);
}

/* Specific compass direction positioning */
.compass-direction.nw {
    grid-column: 1;
    grid-row: 1;
}

.compass-direction.n {
    grid-column: 2;
    grid-row: 1;
}

.compass-direction.ne {
    grid-column: 3;
    grid-row: 1;
}

.compass-direction.w {
    grid-column: 1;
    grid-row: 2;
}

.compass-direction.e {
    grid-column: 3;
    grid-row: 2;
}

.compass-direction.sw {
    grid-column: 1;
    grid-row: 3;
}

.compass-direction.s {
    grid-column: 2;
    grid-row: 3;
}

.compass-direction.se {
    grid-column: 3;
    grid-row: 3;
}

/* Game Grid */
.game-grid {
    display: grid;
    grid-template-columns: repeat(9, var(--grid-size));
    grid-template-rows: repeat(9, var(--grid-size));
    gap: 2px;
    background: #000000;
    padding: 2px;
    border-radius: 8px;
    position: relative; /* Enable absolute positioning for map items */
    grid-column: 2;
    grid-row: 2;
}

.grid-cell {
    background: #F5E6D3;
    border: 1px solid #8B4513;
    position: relative;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.grid-cell:hover {
    background: #E8D5B7;
    border-color: var(--primary-color);
    border-width: 2px;
}

.grid-cell.drop-zone {
    background: rgba(218, 165, 32, 0.3);
    border-color: var(--primary-color);
    border-width: 3px;
    border-style: dashed;
}

.grid-cell-label {
    color: #654321;
    font-weight: bold;
    font-size: 11px;
    opacity: 0.7;
    user-select: none;
}

/* Grid Items */
.grid-item {
    position: absolute;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
    user-select: none;
}

.grid-item:hover {
    transform: scale(1.2);
    z-index: 20;
    filter: brightness(1.2);
}

.grid-item.dragging {
    opacity: 0.7;
    transform: scale(1.3);
    z-index: 30;
    filter: brightness(1.3);
}

.grid-item.guild-base {
    color: var(--success-color);
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.grid-item.enemy-base {
    color: var(--danger-color);
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.grid-item.spice {
    color: var(--spice-color);
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.grid-item.pvp-ships {
    color: #FF8C00;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.grid-item.pvp-station {
    color: #17A2B8;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

/* Item Badges */
.item-badges {
    position: absolute;
    top: -4px;
    right: -4px;
    display: flex;
    gap: 2px;
}

.badge {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    font-size: 9px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    color: white;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.8);
}

.badge.assault {
    background: #FF4500;
}

.badge.storage {
    background: #4169E1;
}

/* Buttons */
.btn {
    padding: 10px 16px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    font-weight: bold;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
    font-size: 14px;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-dark);
}

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

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

.btn-secondary {
    background: var(--secondary-color);
    color: var(--text-light);
}

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

.btn-warning {
    background: #FF8C00;
    color: white;
}

.btn-info {
    background: #17A2B8;
    color: white;
}

.btn-control-point {
    background: #DC3545;
    color: white;
}

/* Button Groups */
.button-group {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.button-group .btn {
    width: 100%;
}

/* Filters */
.filter-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.filter-item {
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    padding: 8px;
    border-radius: 6px;
    transition: background 0.2s ease;
}

.filter-item:hover {
    background: rgba(218, 165, 32, 0.1);
}

.filter-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

.filter-item span {
    font-size: 14px;
}

/* Filter Icons */
.filter-icon {
    font-size: 16px !important;
    width: 20px !important;
    text-align: center !important;
    margin-right: 8px !important;
}

.filter-icon.guild-base {
    color: #FFD700 !important;
}

.filter-icon.enemy-base {
    color: #DC3545 !important;
}

.filter-icon.spice {
    color: #9932CC !important;
}

.filter-icon.pvp-ships {
    color: #FF8C00 !important;
}

.filter-icon.pvp-station {
    color: #17A2B8 !important;
}

.filter-icon.pve-ships {
    color: #FFA500 !important;
}

.filter-icon.pve-station {
    color: #FF8C00 !important;
}

.filter-icon.assault {
    color: #FF4500 !important;
}

.filter-icon.storage {
    color: #4169E1 !important;
}

.filter-icon.enemy-presence {
    color: #DC3545 !important;
}

.filter-icon.titanium {
    color: #C0C0C0 !important;
}

.filter-icon.stravidium {
    color: #228B22 !important;
}

.filter-icon.control-point {
    color: #DC3545 !important;
}

/* Item Filter Chips */
.item-filters {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 15px;
    padding: 10px 0;
}

.filter-chip {
    background: rgba(218, 165, 32, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 6px 12px;
    font-size: 12px;
    font-weight: 500;
    color: var(--text-light);
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    user-select: none;
}

.filter-chip:hover {
    background: rgba(218, 165, 32, 0.2);
    border-color: var(--primary-color);
}

.filter-chip.active {
    background: var(--primary-color);
    color: var(--text-dark);
    border-color: var(--primary-color);
}

.filter-chip.active:hover {
    background: var(--secondary-color);
}

/* Items List */
.items-list {
    flex: 1;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: rgba(0,0,0,0.2);
    min-height: 100px;
}

.item-entry {
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    padding: 12px !important;
    border-bottom: 1px solid var(--border-color) !important;
    cursor: pointer !important;
    transition: background 0.2s ease !important;
    background: transparent !important;
}

.item-entry:last-child {
    border-bottom: none !important;
}

.item-entry:hover {
    background: rgba(218, 165, 32, 0.1) !important;
}

.item-icon {
    font-size: 20px !important;
    width: 24px !important;
    text-align: center !important;
    flex-shrink: 0 !important;
}

.item-icon.guild-base {
    color: #FFD700 !important;
}

.item-icon.enemy-base {
    color: #DC3545 !important;
}

.item-icon.spice {
    color: #9932CC !important;
}

.item-icon.pvp-ships {
    color: #20B2AA !important;
}

.item-icon.pvp-station {
    color: #17A2B8 !important;
}

.item-icon.pve-ships {
    color: #FFA500 !important;
}

.item-icon.pve-station {
    color: #FF8C00 !important;
}

.item-icon.enemy-presence {
    background-color: #DC3545 !important;
    color: #FFFFFF !important;
    border-radius: 50% !important;
    border: 2px solid #8B0000 !important;
    font-weight: bold !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px !important;
    height: 24px !important;
    font-size: 12px !important;
}

.item-icon.titanium {
    background-color: #C0C0C0 !important;
    color: #000000 !important;
    border-radius: 50% !important;
    border: 2px solid #808080 !important;
    font-weight: bold !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px !important;
    height: 24px !important;
    font-size: 12px !important;
}

.item-icon.stravidium {
    background-color: #228B22 !important;
    color: #FFFFFF !important;
    border-radius: 50% !important;
    border: 2px solid #006400 !important;
    font-weight: bold !important;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    width: 24px !important;
    height: 24px !important;
    font-size: 12px !important;
}

.item-icon.control-point {
    color: #DC3545 !important;
    font-weight: bold !important;
    font-size: 18px !important;
}

.item-details {
    flex: 1 !important;
    min-width: 0 !important;
}

.item-name {
    font-weight: bold !important;
    color: var(--text-light) !important;
    margin-bottom: 2px !important;
    font-size: 14px !important;
}

.item-info {
    font-size: 12px !important;
    color: #ccc !important;
    line-height: 1.3 !important;
}

.item-structured-info {
    display: flex !important;
    flex-direction: column !important;
    gap: 4px !important;
    margin-top: 6px !important;
}

.info-row {
    display: flex !important;
    font-size: 12px !important;
    line-height: 1.2 !important;
}

.info-label {
    font-weight: bold !important;
    color: var(--primary-color) !important;
    min-width: 90px !important;
    flex-shrink: 0 !important;
}

.info-row span:not(.info-label) {
    color: #ccc !important;
}

/* Item Details - Static Position */
.item-details-static {
    background: rgba(0,0,0,0.3);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 15px;
    margin-bottom: 15px;
}

.item-details-static h4 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1em;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 5px;
}

.item-details-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.detail-item {
    padding: 8px 12px;
    background: rgba(0,0,0,0.2);
    border-radius: 4px;
    border-left: 3px solid var(--primary-color);
}

.detail-item strong {
    color: var(--primary-color);
    display: block;
    margin-bottom: 2px;
    font-size: 13px;
}

.detail-item span {
    font-size: 12px;
}

/* Selected Item Panel */
.selected-item-content {
    min-height: 120px;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.no-selection {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100px;
    color: #999;
    font-style: italic;
    text-align: center;
}

.selected-item-details {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.selected-item-header {
    display: flex;
    align-items: center;
    gap: 12px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.selected-item-icon {
    font-size: 24px;
}

.selected-item-title {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.1em;
}

.selected-item-info {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.selected-info-item {
    display: flex;
    justify-content: space-between;
    padding: 6px 10px;
    background: rgba(0,0,0,0.2);
    border-radius: 4px;
    border-left: 3px solid var(--primary-color);
}

.selected-info-label {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 13px;
}

.selected-info-value {
    font-size: 13px;
}

.selected-item-actions {
    margin-top: 10px;
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 8px;
}

.selected-item-actions .btn {
    flex: 1;
    padding: 6px 12px;
    font-size: 12px;
}

/* Edit Form */
.edit-form {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--background-light);
    border: 2px solid var(--primary-color);
    border-radius: 10px;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
    max-height: calc(100vh - 40px);
    overflow-y: auto;
}

.form-container {
    padding: 25px;
    width: 400px;
}

.form-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.form-container h3 {
    color: var(--primary-color);
    margin: 0;
    flex: 1;
}

.close-btn {
    background: none;
    border: none;
    color: var(--text-light);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

.close-btn:hover {
    background: rgba(220, 53, 69, 0.2);
    color: var(--danger-color);
    transform: scale(1.1);
}

.form-row {
    margin-bottom: 15px;
}

.form-row label {
    display: block;
    margin-bottom: 6px;
    color: var(--text-light);
    font-weight: bold;
    font-size: 14px;
}

.form-row input,
.form-row textarea,
.form-row select {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: var(--background-dark);
    color: var(--text-light);
    font-size: 14px;
}

.form-row input:focus,
.form-row textarea:focus,
.form-row select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 5px rgba(218, 165, 32, 0.3);
}

.form-row select option {
    background: var(--background-dark);
    color: var(--text-light);
}

.checkbox-group {
    display: flex;
    gap: 20px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 0;
}

.checkbox-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary-color);
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: center;
    margin-top: 20px;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.8);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.modal-content {
    background: var(--background-light);
    border: 2px solid var(--primary-color);
    border-radius: 10px;
    padding: 30px;
    width: 350px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.modal-content h3 {
    color: var(--primary-color);
    margin-bottom: 20px;
    text-align: center;
}

/* Login Modal */
.login-modal {
    width: 400px;
    max-width: 90vw;
}

.login-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-header h2 {
    color: var(--primary-color);
    margin-bottom: 10px;
    font-size: 1.5em;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.login-header p {
    color: var(--text-light);
    margin: 0;
    opacity: 0.8;
}

.login-error {
    background: rgba(220, 53, 69, 0.2);
    border: 1px solid var(--danger-color);
    border-radius: 6px;
    padding: 10px;
    margin-bottom: 15px;
    color: var(--danger-color);
    text-align: center;
    font-size: 14px;
}

/* User Management */
.user-management-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.user-stats {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
    border-bottom: 1px solid var(--border-color);
}

.user-stats span {
    color: var(--text-light);
    font-weight: bold;
}

.user-list {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: rgba(0,0,0,0.2);
}

.user-entry {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    transition: background 0.2s ease;
}

.user-entry:last-child {
    border-bottom: none;
}

.user-entry:hover {
    background: rgba(218, 165, 32, 0.1);
}

.user-info {
    flex: 1;
    min-width: 0;
}

.user-name {
    font-weight: bold;
    color: var(--text-light);
    margin-bottom: 2px;
}

.user-permission {
    font-size: 12px;
    padding: 2px 8px;
    border-radius: 12px;
    font-weight: bold;
    text-transform: uppercase;
}

.user-permission.view {
    background: rgba(108, 117, 125, 0.3);
    color: #6c757d;
}

.user-permission.edit {
    background: rgba(255, 193, 7, 0.3);
    color: #ffc107;
}

.user-permission.admin {
    background: rgba(220, 53, 69, 0.3);
    color: #dc3545;
}

.user-actions {
    display: flex;
    gap: 5px;
}

.user-actions .btn {
    padding: 4px 8px;
    font-size: 12px;
    min-width: auto;
}

.user-empty {
    text-align: center;
    color: #999;
    padding: 40px 20px;
    font-style: italic;
}

/* Map Items */
.map-item {
    position: absolute;
    width: 20px;
    height: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.2s ease;
    z-index: 10;
    user-select: none;
    transform: translate(-50%, -50%);
}

.map-item:hover {
    transform: translate(-50%, -50%) scale(1.2);
    z-index: 20;
    filter: brightness(1.2);
}

.map-item.dragging {
    opacity: 0.7;
    transform: translate(-50%, -50%) scale(1.3);
    z-index: 30;
    filter: brightness(1.3);
}

/* Map Item Types */
.map-item.guild-base {
    color: #FFD700;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.enemy-base {
    color: #DC3545;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.spice {
    color: #9932CC;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.pvp-ships {
    color: #20B2AA;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.pvp-station {
    color: #17A2B8;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.pve-ships {
    color: #FFA500;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.pve-station {
    color: #FF8C00;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
}

.map-item.enemy-presence {
    width: 24px;
    height: 24px;
    background-color: #DC3545;
    border-radius: 50%;
    color: #FFFFFF;
    font-size: 12px;
    font-weight: bold;
    border: 2px solid #8B0000;
}

.map-item.titanium {
    width: 24px;
    height: 24px;
    background-color: #C0C0C0;
    border-radius: 50%;
    color: #000000;
    font-size: 12px;
    font-weight: bold;
    border: 2px solid #808080;
}

.map-item.stravidium {
    width: 24px;
    height: 24px;
    background-color: #228B22;
    border-radius: 50%;
    color: #FFFFFF;
    font-size: 12px;
    font-weight: bold;
    border: 2px solid #006400;
}

.map-item.control-point {
    color: #DC3545;
    text-shadow: 2px 2px 6px rgba(0,0,0,0.9);
    font-size: 18px;
    font-weight: bold;
}

/* Item Timestamps */
.item-timestamp {
    position: absolute;
    top: 25px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    white-space: nowrap;
    pointer-events: none;
    z-index: 15;
    font-weight: bold;
}

/* Item Name Labels */
.item-name-label {
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0,0,0,0.8);
    color: white;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 10px;
    white-space: nowrap;
    pointer-events: none;
    z-index: 15;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Coordinate Tooltip */
.coordinate-tooltip {
    position: fixed;
    background: rgba(0, 0, 0, 0.9);
    border: 2px solid var(--primary-color);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 12px;
    font-weight: bold;
    color: var(--text-light);
    pointer-events: none;
    z-index: 1000;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    transition: opacity 0.2s ease;
}

.coordinate-tooltip .tooltip-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
    text-align: center;
    min-width: 80px;
}

.coordinate-tooltip .pixel-coords {
    color: var(--primary-color);
    font-size: 11px;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

.coordinate-tooltip .grid-cell-ref {
    color: var(--text-light);
    font-size: 13px;
    font-weight: bold;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.8);
}

/* Tab Navigation */
.tab-navigation {
    background: var(--background-light);
    border-bottom: 2px solid var(--border-color);
    padding: 0 20px;
    flex-shrink: 0;
}

.tab-container {
    display: flex;
    max-width: 1400px;
    margin: 0 auto;
    gap: 0;
}

.tab-button {
    background: transparent;
    border: none;
    padding: 15px 25px;
    color: var(--text-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 500;
    border-bottom: 3px solid transparent;
    transition: all 0.2s ease;
    position: relative;
}

.tab-button:hover {
    background: rgba(218, 165, 32, 0.1);
    color: var(--primary-color);
}

.tab-button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    background: rgba(218, 165, 32, 0.1);
}

.tab-icon {
    font-size: 16px;
}

/* Tab Content */
.tab-content {
    display: none;
    width: 100%;
    height: 100%;
}

.tab-content.active {
    display: flex;
}


/* Utility Classes */
.hidden {
    display: none !important;
}

/* Empty State */
.empty-state {
    text-align: center;
    color: #999;
    padding: 40px 20px;
    font-style: italic;
}

/* Scrollbar Styling */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-dark);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--secondary-color);
}

/* Responsive Design */
@media (max-width: 800px) {
    .main-content {
        flex-direction: column;
    }
    
    .left-panel,
    .right-panel {
        width: 100%;
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .panel-section {
        flex: 1;
        min-width: 250px;
    }
    
    :root {
        --grid-size: 50px;
        --panel-width: 100%;
    }
}

@media (max-width: 768px) {
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

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


.header h1 {
    color: #F5F5DC;
    margin: 0;
    font-size: 2rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.8);
}
    
    :root {
        --grid-size: 40px;
    }
    
    .edit-form {
        position: fixed;
        top: 20px;
        left: 20px;
        right: 20px;
        bottom: 20px;
        transform: none;
        overflow-y: auto;
    }
    
    .form-container {
        width: 100%;
        height: 100%;
        display: flex;
        flex-direction: column;
    }
}