/* CSS Variables */
:root {
    --primary-color: #3b82f6;
    --primary-hover: #2563eb;
    --secondary-color: #6b7280;
    --secondary-hover: #4b5563;
    --danger-color: #ef4444;
    --danger-hover: #dc2626;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --bg-color: #f3f4f6;
    --card-bg: #ffffff;
    --text-color: #1f2937;
    --text-secondary: #6b7280;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --header-height: 60px;
    --sidebar-width: 380px;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.5;
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    font-weight: 500;
    border: none;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
    gap: 0.25rem;
}

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

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

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

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

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

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

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

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-icon {
    padding: 0.25rem;
    background: transparent;
    border: none;
    cursor: pointer;
    font-size: 1.25rem;
}

.btn-floating {
    position: absolute;
    bottom: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--card-bg);
    box-shadow: var(--shadow-lg);
    font-size: 1.5rem;
    z-index: 1000;
}

.btn-floating:hover {
    background-color: var(--bg-color);
}

/* Forms */
.form-group {
    margin-bottom: 1rem;
}

.form-group label:not(.radio-label) {
    display: block;
    margin-bottom: 0.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: white;
    transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

.form-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

.error-message {
    color: var(--danger-color);
    font-size: 0.875rem;
    margin-top: 0.5rem;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background-color: var(--card-bg);
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    width: 90%;
    max-width: 480px;
    max-height: 90vh;
    overflow-y: auto;
    padding: 1.5rem;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.modal-header h2 {
    font-size: 1.25rem;
}

.btn-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--text-secondary);
    line-height: 1;
}

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

/* Auth */
.auth-container {
    text-align: center;
    max-width: 400px;
}

.auth-container h1 {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.auth-container .subtitle {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.tabs {
    display: flex;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid var(--border-color);
}

.tab-btn {
    flex: 1;
    padding: 0.75rem;
    background: none;
    border: none;
    font-size: 1rem;
    cursor: pointer;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.2s;
}

.tab-btn.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
}

.auth-form {
    text-align: left;
}

.auth-form .btn {
    width: 100%;
    margin-top: 0.5rem;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background-color: var(--card-bg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 1rem;
    z-index: 1001;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
}

.logo a {
    color: inherit;
    text-decoration: none;
}

.logo a:hover {
    opacity: 0.8;
}

.project-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.project-selector select {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: white;
    min-width: 200px;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

#user-display-name {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/* モバイル用アイコン（デスクトップでは非表示） */
.btn-icon-mobile {
    display: none;
}

/* Guest Banner */
.guest-banner {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    background-color: var(--warning-color);
    color: white;
    padding: 0.5rem 1rem;
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 1rem;
    z-index: 1001;
    font-size: 0.875rem;
}

.guest-banner .btn {
    background-color: white;
    color: var(--warning-color);
}

.guest-banner .btn:hover {
    background-color: #f3f4f6;
}

/* Guest Login Option */
.guest-login-option {
    margin-top: 1.5rem;
    text-align: center;
}

.guest-login-option .divider {
    display: flex;
    align-items: center;
    margin: 1rem 0;
}

.guest-login-option .divider::before,
.guest-login-option .divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.guest-login-option .divider span {
    padding: 0 1rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.guest-login-option .btn-full {
    width: 100%;
}

.guest-login-option .guest-hint {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* Guest Disabled Buttons */
.guest-disabled {
    opacity: 0.5;
    cursor: not-allowed !important;
    pointer-events: none;
}

.guest-disabled:hover {
    background-color: inherit !important;
}

/* Guest User Name */
.guest-user {
    color: #ef4444 !important;
    font-weight: bold;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: var(--sidebar-width);
    height: calc(100vh - var(--header-height));
    background-color: var(--card-bg);
    border-right: 1px solid var(--border-color);
    overflow: hidden;
    z-index: 1000;
    display: flex;
    flex-direction: column;
}

.sidebar-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.sidebar-header h2 {
    font-size: 1rem;
    font-weight: 600;
}

.project-info {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-color);
    flex-shrink: 0;
}

.project-info p {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin-bottom: 0.75rem;
}

.project-actions {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.sidebar-section {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

/* レイヤー管理セクションは残りのスペースを全て使用 */
#layers-section {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    border-bottom: none;
    padding-bottom: 0;
}

#layers-section h3 {
    flex-shrink: 0;
}

#layers-section .layer-group {
    flex: 1 1 0;
    min-height: 0;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

#layers-section .layer-group-header {
    flex-shrink: 0;
}

#layers-section .layer-list {
    flex: 1 1 0;
    min-height: 0;
    max-height: none;
    overflow-y: auto;
    margin: 0;
    padding: 0;
}

.sidebar-section h3 {
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--text-secondary);
}

.filter-section {
    margin-bottom: 0.75rem;
}

.filter-section select {
    width: 100%;
    padding: 0.375rem 0.5rem;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
}

/* Point List */
.point-list {
    list-style: none;
    max-height: 300px;
    overflow-y: auto;
}

.point-list-actions {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    background-color: var(--bg-color);
    border-radius: 0.375rem;
    margin-bottom: 0.5rem;
    flex-wrap: wrap;
}

.point-list-actions .select-all-label {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    cursor: pointer;
}

.point-list-actions #selected-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.bulk-color-section {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    margin-left: auto;
}

.bulk-color-section input[type="color"] {
    width: 28px;
    height: 28px;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    cursor: pointer;
    padding: 0;
}

.point-list-item {
    padding: 0.5rem;
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background-color 0.2s;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.point-list-item:hover {
    background-color: var(--bg-color);
}

.point-list-item.selected {
    background-color: rgba(59, 130, 246, 0.1);
}

.point-list-item .point-checkbox {
    flex-shrink: 0;
}

.point-list-item .category-badge {
    font-size: 0.75rem;
    padding: 0.125rem 0.375rem;
    border-radius: 0.25rem;
    background-color: var(--primary-color);
    color: white;
}

.point-list-item .point-color-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.point-list-item .point-name {
    flex: 1;
    font-size: 0.875rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Data Actions */
.data-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

/* Dropdown */
.dropdown {
    position: relative;
    display: inline-block;
}

.dropdown-toggle {
    min-width: 100px;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 120px;
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    box-shadow: var(--shadow-lg);
    z-index: 1100;
    margin-top: 2px;
}

.dropdown-menu.show {
    display: block;
}

.dropdown-item {
    display: block;
    width: 100%;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
    text-align: left;
    background: none;
    border: none;
    cursor: pointer;
    color: var(--text-color);
    transition: background-color 0.2s;
}

.dropdown-item:hover {
    background-color: var(--bg-color);
}

.dropdown-item:first-child {
    border-radius: 0.375rem 0.375rem 0 0;
}

.dropdown-item:last-child {
    border-radius: 0 0 0.375rem 0.375rem;
}

.dropdown-divider {
    height: 0;
    margin: 0.25rem 0;
    border-top: 1px solid var(--border-color);
}

/* Layer Group */
.layer-group {
    margin-bottom: 1rem;
}

.layer-group-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.5rem;
}

.layer-group-title {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.layer-group-actions {
    display: flex;
    align-items: center;
    gap: 0.25rem;
}

.btn-toggle-labels {
    width: 24px;
    height: 20px;
    padding: 0;
    font-size: 0.625rem;
    font-weight: bold;
    background-color: var(--secondary-color);
    color: white;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

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

.btn-toggle-labels.active {
    background-color: var(--primary-color);
}

.btn-add-layer {
    width: 20px;
    height: 20px;
    padding: 0;
    font-size: 1rem;
    line-height: 1;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

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

/* Layer List */
.layer-list {
    list-style: none;
    max-height: 150px;
    overflow-y: auto;
}

.layer-empty {
    font-size: 0.75rem;
    color: var(--text-secondary);
    padding: 0.5rem;
    text-align: center;
}

.layer-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: 0.375rem;
    transition: background-color 0.2s, border-color 0.2s;
    cursor: pointer;
    border: 2px solid transparent;
}

.layer-item:hover {
    background-color: var(--bg-color);
}

.layer-item.active {
    background-color: rgba(59, 130, 246, 0.1);
    border-color: var(--primary-color);
}

.layer-item .layer-visibility {
    flex-shrink: 0;
    cursor: pointer;
}

.layer-item .layer-color {
    width: 12px;
    height: 12px;
    border-radius: 2px;
    flex-shrink: 0;
}

.layer-item .layer-color-picker {
    width: 20px;
    height: 20px;
    padding: 0;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    flex-shrink: 0;
}

.layer-item .layer-color-picker::-webkit-color-swatch-wrapper {
    padding: 2px;
}

.layer-item .layer-color-picker::-webkit-color-swatch {
    border-radius: 2px;
    border: 1px solid rgba(0, 0, 0, 0.1);
}

.layer-item .layer-edit {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.125rem;
    font-size: 0.75rem;
    opacity: 1;
    transition: opacity 0.2s;
}

.layer-item .layer-edit:hover {
    color: var(--primary-color);
}

.layer-item .layer-name {
    flex: 1;
    font-size: 0.875rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.layer-item .layer-delete {
    flex-shrink: 0;
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.125rem;
    font-size: 0.875rem;
    opacity: 1;
    transition: opacity 0.2s;
}

.layer-item .layer-delete:hover {
    color: var(--danger-color);
}

.layer-item .layer-count {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.layer-item .layer-list-btn {
    flex-shrink: 0;
    padding: 0.125rem 0.375rem;
    font-size: 0.625rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 0.25rem;
    cursor: pointer;
    transition: background-color 0.2s;
}

.layer-item .layer-list-btn:hover {
    background-color: var(--primary-hover);
}

/* ドラッグハンドル */
.layer-item .layer-drag-handle {
    cursor: grab;
    color: var(--text-secondary);
    font-size: 0.875rem;
    padding: 0 0.25rem;
    user-select: none;
}

.layer-item .layer-drag-handle:hover {
    color: var(--text-color);
}

.layer-item .layer-drag-handle:active {
    cursor: grabbing;
}

/* レイヤータイプアイコン */
.layer-item .layer-type-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1rem;
    height: 1rem;
    font-size: 0.875rem;
    font-weight: bold;
    margin-right: 0.25rem;
    flex-shrink: 0;
    text-shadow: 0 0 1px currentColor;
}

/* アイコンの色はJavaScriptでレイヤーの色を適用 */

/* 名称表示トグルボタン */
.layer-item .layer-label-toggle {
    font-size: 0.625rem;
    padding: 0.125rem 0.25rem;
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    cursor: pointer;
    color: var(--text-secondary);
    transition: all 0.2s;
}

.layer-item .layer-label-toggle:hover {
    background-color: var(--hover-bg);
}

.layer-item .layer-label-toggle.active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* レイヤータイプセレクター */
.layer-type-selector {
    display: flex !important;
    flex-direction: row !important;
    gap: 1rem;
    margin-top: 0.5rem;
}

.layer-type-option {
    display: inline-flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: 0.5rem;
    cursor: pointer;
    transition: all 0.2s;
    flex: 1;
}

.layer-type-option input[type="radio"] {
    display: inline-block !important;
    margin: 0 !important;
    flex-shrink: 0;
    width: auto !important;
    height: auto !important;
}

.layer-type-option .layer-type-label {
    display: inline !important;
    white-space: nowrap;
}

.layer-type-option:hover {
    border-color: var(--primary-color);
    background-color: var(--hover-bg);
}

.layer-type-option:has(input:checked) {
    border-color: var(--primary-color);
    background-color: rgba(59, 130, 246, 0.1);
}

.layer-type-label {
    font-weight: 500;
}

.modal-sm .modal-content {
    max-width: 400px;
}

/* ドラッグ中のスタイル */
.layer-item.dragging {
    opacity: 0.5;
    background-color: var(--primary-light);
}

.sortable-layers {
    min-height: 30px;
}

/* Point Labels on Map */
.point-label {
    background: transparent;
    border: none;
}

.point-label span {
    display: inline-block;
    background-color: rgba(255, 255, 255, 0.9);
    color: var(--text-color);
    font-size: 11px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 3px;
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    border: 1px solid rgba(0, 0, 0, 0.1);
    text-align: center;
}

/* ラインラベル */
.line-label {
    background: transparent;
    border: none;
}

.line-label span {
    display: inline-block;
    background-color: rgba(59, 130, 246, 0.9);
    color: white;
    font-size: 11px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 3px;
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
    text-align: center;
}

/* 写真ラベル */
.photo-label {
    background: transparent;
    border: none;
}

.photo-label span {
    display: inline-block;
    background-color: rgba(16, 185, 129, 0.9);
    color: white;
    font-size: 11px;
    font-weight: 500;
    padding: 2px 6px;
    border-radius: 3px;
    white-space: nowrap;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.3);
    text-align: center;
}

/* Large Modal */
.modal-large {
    max-width: 600px;
    max-height: 80vh;
}

.modal-large .point-list {
    max-height: 400px;
    overflow-y: auto;
}

/* Map Container */
.map-container {
    position: fixed;
    top: var(--header-height);
    left: var(--sidebar-width);
    right: 0;
    bottom: 0;
}

#map {
    width: 100%;
    height: 100%;
}

.map-instructions {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: rgba(255, 255, 255, 0.9);
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    z-index: 1000;
    text-align: center;
    color: var(--text-secondary);
}

/* Point Meta */
.point-meta {
    margin-top: 1rem;
    padding: 0.75rem;
    background-color: var(--bg-color);
    border-radius: 0.375rem;
    font-size: 0.75rem;
    color: var(--text-secondary);
}

.point-meta p {
    margin-bottom: 0.25rem;
}

/* Members List */
.members-list {
    list-style: none;
}

.member-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.member-item:last-child {
    border-bottom: none;
}

.member-info {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.member-role {
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: 0.25rem;
    background-color: var(--bg-color);
}

.member-role.owner {
    background-color: var(--primary-color);
    color: white;
}

.member-role.editor {
    background-color: var(--success-color);
    color: white;
}

/* History List */
.history-list {
    list-style: none;
}

.history-item {
    padding: 0.75rem;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.875rem;
}

.history-item:last-child {
    border-bottom: none;
}

.history-item .time {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

/* Invite Section */
.invite-section {
    margin-bottom: 1.5rem;
}

.invite-section h3 {
    font-size: 0.875rem;
    margin-bottom: 0.5rem;
}

.invite-settings {
    display: flex;
    gap: 1rem;
}

.invite-settings .form-group {
    flex: 1;
}

.invite-settings label {
    display: block;
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-bottom: 0.25rem;
}

.invite-settings select {
    width: 100%;
    padding: 0.5rem;
    font-size: 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: var(--bg-color);
}

.invite-link-container {
    display: flex;
    gap: 0.5rem;
}

.invite-link-container input {
    flex: 1;
    padding: 0.5rem;
    font-size: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    background-color: var(--bg-color);
}

.invite-status {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

/* QR Code */
#qr-code-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background-color: white;
    border-radius: 0.5rem;
    border: 1px solid var(--border-color);
    margin-bottom: 0.75rem;
}

#qr-code {
    max-width: 200px;
    height: auto;
}

/* Geometry Import */
.file-name-display {
    font-size: 0.875rem;
    color: var(--text-color);
    background-color: var(--bg-color);
    padding: 0.5rem;
    border-radius: 0.375rem;
    word-break: break-all;
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.5rem;
}

.radio-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-group .radio-label,
.radio-group .radio-label,
label.radio-label {
    display: inline-flex !important;
    flex-direction: row !important;
    align-items: center !important;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
    width: 100%;
    box-sizing: border-box;
    margin-bottom: 0;
}

.radio-label input[type="radio"] {
    flex-shrink: 0;
    margin: 0 !important;
    width: auto !important;
    display: inline-block !important;
}

.radio-label > span {
    display: inline !important;
    white-space: nowrap;
}

.radio-label:hover {
    background-color: var(--bg-color);
}

.radio-label input[type="radio"]:checked + span {
    font-weight: 500;
}

.radio-label:has(input[type="radio"]:checked) {
    border-color: var(--primary-color);
    background-color: rgba(59, 130, 246, 0.05);
}

select.full-width {
    width: 100%;
}

.file-name-display {
    font-size: 0.875rem;
    color: var(--text-color);
    padding: 0.5rem;
    background-color: var(--bg-color);
    border-radius: 0.375rem;
    word-break: break-all;
}

input[type="color"] {
    width: 100%;
    height: 40px;
    padding: 0.25rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    cursor: pointer;
}

/* カラープリセット */
.color-preset-picker {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.color-swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform 0.15s, border-color 0.15s;
    padding: 0;
}

.color-swatch:hover {
    transform: scale(1.1);
}

.color-swatch.active {
    border-color: var(--text-color);
    box-shadow: 0 0 0 2px white, 0 0 0 4px var(--text-color);
}

.bulk-color-section .color-preset-picker {
    flex: 1;
}

.bulk-color-section .color-swatch {
    width: 24px;
    height: 24px;
}

.color-custom-wrapper {
    display: inline-flex;
    align-items: center;
    position: relative;
}

.color-custom-picker {
    position: absolute;
    width: 1px;
    height: 1px;
    opacity: 0;
    pointer-events: none;
}

.color-custom-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 10px;
    border: 2px solid var(--border-color);
    border-radius: 16px;
    background: white;
    cursor: pointer;
    font-size: 12px;
    color: var(--text-secondary);
    transition: border-color 0.15s, background-color 0.15s;
    white-space: nowrap;
}

.color-custom-btn:hover {
    background-color: var(--bg-color);
}

.color-custom-btn.active {
    border-color: var(--text-color);
    background-color: var(--bg-color);
}

.color-custom-btn .color-preview {
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
}

.bulk-color-section .color-custom-btn {
    padding: 4px 8px;
    font-size: 11px;
}

.bulk-color-section .color-custom-btn .color-preview {
    width: 12px;
    height: 12px;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--text-color);
    color: white;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    z-index: 3000;
    animation: slideUp 0.3s ease;
}

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

.toast.error {
    background-color: var(--danger-color);
}

.toast.warning {
    background-color: var(--warning-color);
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, 20px);
    }
    to {
        opacity: 1;
        transform: translate(-50%, 0);
    }
}

/* Category Colors */
.category-landmark { background-color: #ef4444; }
.category-facility { background-color: #3b82f6; }
.category-nature { background-color: #10b981; }
.category-food { background-color: #f59e0b; }
.category-shop { background-color: #8b5cf6; }
.category-event { background-color: #ec4899; }
.category-memo { background-color: #6b7280; }
.category-other { background-color: #78716c; }

/* Leaflet Custom */
.leaflet-popup-content {
    min-width: 220px;
}

.popup-content {
    min-width: 220px;
}

.popup-content h4 {
    margin: 0 0 0.5rem 0;
    font-size: 1rem;
}

.popup-content p {
    margin: 0.25rem 0;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.popup-content .popup-actions {
    margin-top: 0.75rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.popup-content .popup-actions .btn {
    width: 100%;
}

.popup-actions {
    margin-top: 0.75rem;
    display: flex;
    gap: 0.5rem;
}

/* Responsive */
@media (max-width: 768px) {
    .sidebar {
        width: 85%;
        max-width: 320px;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1001;
    }

    .sidebar.open {
        transform: translateX(0);
    }

    .map-container {
        left: 0;
    }

    .header-left .logo {
        display: none;
    }

    .project-selector select {
        min-width: 150px;
    }

    #user-display-name {
        display: none;
    }

    /* ヘッダーボタンをコンパクトに */
    .header-right {
        gap: 0.25rem !important;
    }

    .header-right .btn {
        padding: 0.25rem 0.4rem;
        min-width: 32px;
    }

    .header-right .btn-text {
        display: none;
    }

    .header-right .btn-icon-mobile {
        display: inline;
        font-size: 1rem;
    }

    /* 新規プロジェクトボタンもコンパクトに */
    #btn-new-project {
        padding: 0.25rem 0.4rem;
        font-size: 0.7rem;
    }

    /* サイドバートグルボタン（モバイルのみ表示） */
    .btn-sidebar-toggle {
        display: flex !important;
    }

    /* オーバーレイ */
    .sidebar-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1000;
        opacity: 0;
        visibility: hidden;
        transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .sidebar-overlay.visible {
        opacity: 1;
        visibility: visible;
    }
}

/* デスクトップではトグルボタンと閉じるボタンを非表示 */
.btn-sidebar-toggle,
.btn-close-sidebar {
    display: none;
}

/* サイドバーオーバーレイ（モバイル用） */
.sidebar-overlay {
    display: none;
}

/* モバイル時の閉じるボタン */
@media (max-width: 768px) {
    .btn-close-sidebar {
        display: flex !important;
        font-size: 1.2rem;
        padding: 0.25rem 0.5rem;
        margin-right: 0.5rem;
    }
}

/* ライン描画ツールバー */
.drawing-toolbar {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.2);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.drawing-toolbar.hidden {
    display: none;
}

.drawing-toolbar .drawing-hint {
    font-weight: 500;
    color: var(--primary-color);
    margin-right: 0.5rem;
}

/* フィーチャーポップアップ */
.feature-popup {
    min-width: 220px;
}

.feature-popup strong {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.feature-popup p {
    margin: 0.25rem 0;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.feature-popup .geometry-type {
    font-size: 0.75rem;
    color: #888;
    font-style: italic;
}

.feature-popup .popup-actions {
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.feature-popup .popup-actions .btn {
    width: 100%;
}

/* Map Tools */
.map-tools {
    position: absolute;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 1000;
}

.btn-tool {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background-color: var(--card-bg);
    box-shadow: var(--shadow-lg);
    font-size: 1.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-tool:hover {
    background-color: var(--bg-color);
    transform: scale(1.05);
}

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

/* Measure Info */
.measure-info {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--card-bg);
    padding: 0.75rem 1rem;
    border-radius: 0.5rem;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.measure-info.hidden {
    display: none;
}

#measure-distance {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--primary-color);
    min-width: 100px;
}

/* Measure markers and line */
.measure-marker {
    background-color: var(--primary-color);
    border: 3px solid white;
    border-radius: 50%;
    width: 16px;
    height: 16px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}

/* 座標表示 in popup */
.popup-coords-section {
    background-color: var(--bg-color);
    padding: 0.5rem;
    border-radius: 0.375rem;
    margin: 0.5rem 0;
}

.popup-coords-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.75rem;
}

.popup-coords-table th {
    text-align: left;
    color: var(--text-secondary);
    font-weight: 500;
    padding: 0.25rem 0.5rem 0.25rem 0;
    width: 50px;
    white-space: nowrap;
}

.popup-coords-table td {
    font-family: 'Consolas', 'Monaco', monospace;
    color: var(--text-color);
    padding: 0.25rem 0;
    text-align: right;
}

.popup-zone-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    padding-top: 0.5rem;
    border-top: 1px solid var(--border-color);
}

.popup-zone-selector label {
    font-size: 0.75rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

.popup-zone-select {
    flex: 1;
    font-size: 0.7rem;
    padding: 0.25rem;
    border: 1px solid var(--border-color);
    border-radius: 0.25rem;
    background-color: white;
    max-width: 200px;
}

/* Google Maps button in popup */
.popup-google-maps {
    display: flex;
    align-items: center;
    gap: 0.25rem;
    font-size: 0.75rem;
    color: var(--primary-color);
    text-decoration: none;
    margin-top: 0.5rem;
}

.popup-google-maps:hover {
    text-decoration: underline;
}

/* Current Location Markers */
.current-location-arrow,
.current-location-dot {
    background: transparent;
    border: none;
}

/* Icon container - same size for arrow and dot */
.location-icon-container {
    width: 48px;
    height: 48px;
    position: relative;
}

/* Center dot - always in the exact center */
.location-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background-color: #3b82f6;
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
    z-index: 2;
}

/* Rotating arrow container - CSSトランジションで滑らかに回転 */
.location-arrow {
    position: absolute;
    top: 0;
    left: 0;
    width: 48px;
    height: 48px;
    z-index: 1;
    /* トランジションで「ぬるっ」とした動きを実現 */
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    will-change: transform;
}

/* Arrow head pointing outward from center */
.location-arrow .arrow-head {
    position: absolute;
    top: 4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 8px solid transparent;
    border-right: 8px solid transparent;
    border-bottom: 14px solid #3b82f6;
    filter: drop-shadow(0 1px 2px rgba(0,0,0,0.3));
}

/* Pulse animation for current location */
@keyframes locationPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.4);
    }
    70% {
        box-shadow: 0 0 0 15px rgba(59, 130, 246, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(59, 130, 246, 0);
    }
}

.location-center {
    animation: locationPulse 2s infinite;
}

/* ===================================
   PWA Install Button & iOS Modal
   =================================== */

/* Install button in header */
.btn-install {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border: none;
    font-weight: 600;
    padding: 0.35rem 0.75rem;
    border-radius: 0.5rem;
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
    transition: all 0.2s ease;
}

.btn-install:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    box-shadow: 0 4px 8px rgba(16, 185, 129, 0.4);
    transform: translateY(-1px);
}

.btn-install:active {
    transform: translateY(0);
    box-shadow: 0 2px 4px rgba(16, 185, 129, 0.3);
}

/* iOS Install Instructions Modal */
.ios-install-instructions {
    padding: 1rem 0;
}

.ios-install-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
}

.ios-install-steps {
    list-style: none;
    padding: 0;
    margin: 0;
}

.ios-install-steps li {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    margin-bottom: 0.75rem;
    background-color: var(--bg-color);
    border-radius: 0.75rem;
    font-size: 0.95rem;
}

.ios-install-steps li:last-child {
    margin-bottom: 0;
}

.ios-step-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--primary-color);
    border-radius: 50%;
    flex-shrink: 0;
}

.ios-step-icon svg {
    stroke: white;
    width: 18px;
    height: 18px;
}

.ios-share-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    padding: 0.5rem;
    background: #f0f7ff;
    border-radius: 0.5rem;
}

.ios-install-steps strong {
    color: var(--primary-color);
}

/* Responsive adjustments for install button */
@media (max-width: 768px) {
    .btn-install {
        padding: 0.3rem 0.6rem;
        font-size: 0.7rem;
    }

    /* レイヤータイプセレクターを縦並びに */
    .layer-type-selector {
        flex-direction: column !important;
    }
}

/* Photo Layer Styles */
.photo-marker {
    background: transparent !important;
    border: none !important;
}

.layer-upload-photo {
    background: var(--success-color);
    color: white;
    border: none;
    border-radius: 4px;
    width: 24px;
    height: 24px;
    font-size: 16px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.layer-upload-photo:hover {
    background: #059669;
}

/* Photo Upload Progress */
.upload-progress {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--card-bg);
    padding: 1rem 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    display: flex;
    align-items: center;
    gap: 1rem;
    min-width: 250px;
}

.progress-bar-container {
    flex: 1;
    height: 8px;
    background: var(--border-color);
    border-radius: 4px;
    overflow: hidden;
}

.progress-bar {
    height: 100%;
    background: var(--success-color);
    width: 0%;
    transition: width 0.3s ease;
}

.progress-text {
    font-size: 0.875rem;
    color: var(--text-secondary);
    white-space: nowrap;
}

/* Photo Popup */
.photo-popup {
    max-width: 320px;
}

.photo-popup img {
    width: 100%;
    border-radius: 4px;
    margin-bottom: 8px;
}

.photo-popup h4 {
    margin: 0;
    font-size: 1rem;
}

.photo-popup .popup-actions {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}