* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    background: #f5f5f7;
    color: #222;
}

.layout {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: 250px;
    background: #ffffff;
    border-right: 1px solid #e5e7eb;
    padding: 24px 20px;
}

.sidebar-title {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.sidebar nav {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.sidebar nav a {
    text-decoration: none;
    color: #333;
    font-size: 15px;
}

.sidebar nav a.active {
    color: #e36b4d;
    font-weight: 700;
}

.content {
    flex: 1;
    padding: 28px;
}

.content-alone {
    padding: 28px;
}

.page-card {
    background: #fff;
    border-radius: 14px;
    padding: 24px;
    border: 1px solid #e5e7eb;
}

.page-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 22px;
    gap: 16px;
}

.page-header h1 {
    margin: 0;
    font-size: 34px;
    font-weight: 600;
}

.header-actions,
.form-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.filters {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.filters input,
.filters select,
.form-control {
    height: 42px;
    padding: 0 12px;
    border: 1px solid #d1d5db;
    border-radius: 10px;
    min-width: 220px;
    background: #fff;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 42px;
    padding: 0 16px;
    border-radius: 10px;
    border: 1px solid #d1d5db;
    background: #fff;
    color: #222;
    text-decoration: none;
    cursor: pointer;
}

.btn-primary {
    background: #f37c5f;
    border-color: #f37c5f;
    color: #fff;
}

.btn-small {
    height: 34px;
    padding: 0 12px;
    font-size: 14px;
}

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

.objects-table th,
.objects-table td {
    padding: 16px 12px;
    border-top: 1px solid #ececec;
    vertical-align: top;
    text-align: left;
}

.object-link {
    color: #3573c7;
    text-decoration: none;
    font-weight: 700;
}

.muted {
    margin-top: 4px;
    color: #777;
    font-size: 14px;
}

.form-card {
    max-width: 900px;
    margin: 0 auto;
}

.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.form-row {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.detail-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 20px 0 24px;
}

.error {
    color: #c62828;
    font-size: 13px;
}

.messages-stack {
    margin-bottom: 16px;
}

.alert {
    padding: 14px 16px;
    border-radius: 12px;
    margin-bottom: 10px;
    border: 1px solid #e5e7eb;
    background: #fff;
}

.alert-success {
    border-color: #bbf7d0;
    background: #f0fdf4;
}

.alert-warning {
    border-color: #fde68a;
    background: #fffbeb;
}

.alert-info {
    border-color: #bfdbfe;
    background: #eff6ff;
}

.object-shell {
    padding: 0;
    overflow: hidden;
}

.object-topbar {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 20px;
    padding: 28px 32px 20px;
}

.object-title {
    margin: 0;
    font-size: 28px;
    font-weight: 600;
}

.object-subtitle {
    margin-top: 8px;
    color: #7a7a7a;
    font-size: 15px;
}

.object-topbar-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.tabs {
    display: flex;
    gap: 28px;
    padding: 0 32px;
    border-top: 1px solid #ececec;
    border-bottom: 1px solid #ececec;
}

.tab-link {
    display: inline-flex;
    align-items: center;
    height: 62px;
    text-decoration: none;
    color: #555;
    border-bottom: 3px solid transparent;
    font-size: 15px;
}

.tab-link.active {
    color: #ef6c4d;
    border-bottom-color: #ef6c4d;
    font-weight: 600;
}

.panel-toolbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    padding: 22px 32px;
    border-bottom: 1px solid #ececec;
}

.toolbar-left,
.toolbar-right {
    display: flex;
    gap: 16px;
    align-items: center;
    flex-wrap: wrap;
}

.entity-list {
    display: flex;
    flex-direction: column;
}

.entity-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 18px;
    padding: 26px 32px;
    border-bottom: 1px solid #ececec;
    background: #fff;
}

.entity-title-wrap {
    display: flex;
    align-items: center;
    gap: 16px;
}

.entity-icon {
    font-size: 20px;
    color: #888;
}

.entity-title {
    font-size: 18px;
    color: #444;
}

.entity-sub {
    font-size: 13px;
    color: #888;
    margin-top: 4px;
}

.entity-stats {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
    color: #7a7a7a;
    font-size: 14px;
}

.empty-state {
    padding: 32px;
    color: #777;
    font-size: 15px;
}

.empty-state.small {
    padding: 16px 0;
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 180px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    box-shadow: 0 12px 30px rgba(0,0,0,0.08);
    padding: 8px 0;
    display: none;
    z-index: 20;
}

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

.dropdown-menu a {
    display: block;
    padding: 10px 14px;
    text-decoration: none;
    color: #333;
}

.dropdown-menu a:hover {
    background: #f7f7f7;
}

.section-card-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    padding: 24px 32px 32px;
}

.info-card {
    background: #fff;
    border: 1px solid #ececec;
    border-radius: 14px;
    padding: 20px;
}

.info-card h3 {
    margin: 0 0 16px;
}

.info-list {
    display: grid;
    gap: 10px;
}

.mini-list {
    display: grid;
    gap: 10px;
}

.mini-row {
    border-bottom: 1px solid #ececec;
    padding-bottom: 10px;
}

.object-form-shell {
    max-width: 1100px;
    padding: 0;
    overflow: hidden;
}

.page-form-header {
    padding: 24px 28px;
    border-bottom: 1px solid #ececec;
}

.page-form-header h1 {
    margin: 0 0 8px;
    font-size: 28px;
}

.form-section-title {
    padding: 22px 28px 12px;
    font-size: 16px;
    font-weight: 700;
}

.floor-form-layout {
    padding: 0 28px 28px;
}

.floor-form-fields {
    display: grid;
    gap: 14px;
}

.floor-form-row {
    display: grid;
    grid-template-columns: 220px 1fr;
    gap: 18px;
    align-items: center;
}

.floor-form-row label {
    font-size: 15px;
    color: #555;
}

.floor-form-input .form-control,
.floor-form-input select,
.floor-form-input input[type="file"] {
    width: 100%;
}

.single-column {
    grid-template-columns: 1fr;
}