/* ============================================================
   TSC Partners Portal - Refactored with Fixed Scrolling
   Simple and reliable structure with absolute positioning
   ============================================================ */

/* Variables */
:root {
    --bg-main: #ffffff;
    --bg-secondary: #f8f9fa;
    --text-primary: #212529;
    --text-secondary: #6c757d;
    --border-color: #dee2e6;
    --shadow: rgba(0, 0, 0, 0.05);
    --primary: #0d6efd;
    --danger: #dc3545;

    /* Tag colors */
    --tag-обычный: #ffffff;
    --tag-партнёр: #c8e6c9;
    --tag-конкурент: #ffcdd2;
    --tag-требует-внимания: #ffe0b2;
    --tag-архивный: #e0e0e0;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size: 14px;
    --font-size-small: 12px;
    --font-size-tiny: 10px;

    /* Layout heights */
    --filters-height: 60px;
    --footer-height: 50px;
}

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

body {
    font-family: var(--font-main);
    font-size: var(--font-size);
    color: var(--text-primary);
    background: var(--bg-secondary);
    line-height: 1.5;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
}

/* ============================================================
   LOADER
   ============================================================ */
.loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-main);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10000;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ============================================================
   MAIN APP CONTAINER - Fixed positioning approach
   ============================================================ */
.app-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-main);
}

/* Fixed Filters Panel at Top */
.filters-panel {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: var(--filters-height);
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    padding: 8px 12px;
    overflow: hidden;
    z-index: 100;
}

.filters-content {
    display: block;
}

.filter-row {
    display: flex;
    gap: 10px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filter-group {
    flex: 1;
    min-width: 150px;
}

.filter-group label {
    display: block;
    margin-bottom: 3px;
    font-size: var(--font-size-tiny);
    color: var(--text-secondary);
}

.filter-group input[type="text"],
.filter-group select {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: var(--font-size-small);
}

.filter-group input[type="checkbox"] {
    margin-right: 5px;
}

.filter-group.checkbox-filter {
    display: flex;
    align-items: center;
    padding-top: 18px;
}

.filter-group.checkbox-filter label {
    margin-bottom: 0;
    font-size: var(--font-size-small);
}

/* Search input wrapper with clear button */
.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
}

.search-input-wrapper input {
    padding-right: 35px;
}

.btn-clear-search {
    position: absolute;
    right: 8px;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 18px;
    cursor: pointer;
    padding: 4px 8px;
    line-height: 1;
    opacity: 0;
    transition: opacity 0.2s, color 0.2s;
}

.search-input-wrapper:hover .btn-clear-search,
.search-input-wrapper input:not(:placeholder-shown) ~ .btn-clear-search {
    opacity: 1;
}

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

/* ============================================================
   SCROLLABLE TABLE AREA (between filters and footer)
   ============================================================ */
.table-wrapper {
    position: absolute;
    top: var(--filters-height);
    left: 0;
    right: 0;
    bottom: var(--footer-height);
    overflow: auto;
    background: white;
    display: flex;
    justify-content: center;
}

.table-container-inner {
    width: 100%;
    max-width: 1800px;
}

/* Table */
.partners-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    table-layout: auto;
}

.partners-table thead {
    position: sticky;
    top: 0;
    background: var(--bg-secondary);
    z-index: 10;
}

.partners-table th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    font-size: var(--font-size-small);
    color: var(--text-secondary);
    background: var(--bg-secondary);
    border-bottom: 2px solid var(--border-color);
    white-space: nowrap;
}

.partners-table th.sortable {
    cursor: pointer;
    user-select: none;
}

.partners-table th.sortable:hover {
    background: #e2e6ea;
}

.sort-icon {
    display: inline-block;
    margin-left: 5px;
    opacity: 0.3;
}

.sort-icon::after {
    content: '↕';
}

th.sorted-asc .sort-icon::after {
    content: '↑';
    opacity: 1;
}

th.sorted-desc .sort-icon::after {
    content: '↓';
    opacity: 1;
}

.partners-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: all 0.2s;
}

.partners-table tbody tr:hover {
    box-shadow: 0 2px 5px var(--shadow);
}

/* Row colors by tag */
.partners-table tbody tr.tag-обычный {
    background: var(--tag-обычный);
}

.partners-table tbody tr.tag-партнёр {
    background: var(--tag-партнёр);
}

.partners-table tbody tr.tag-конкурент {
    background: var(--tag-конкурент);
}

.partners-table tbody tr.tag-требует-внимания {
    background: var(--tag-требует-внимания);
}

.partners-table tbody tr.tag-архивный {
    background: var(--tag-архивный);
}

.partners-table td {
    padding: 12px;
    vertical-align: top;
}

.company-name {
    font-weight: 600;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.info-icon {
    font-size: 16px;
    cursor: help;
    margin-left: 8px;
    opacity: 0.7;
    flex-shrink: 0;
}

.info-icon:hover {
    opacity: 1;
}

.company-details {
    font-size: var(--font-size-small);
    color: var(--text-secondary);
}

.company-details div {
    margin: 2px 0;
}

/* Badges */
.badges {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.badge {
    display: inline-block;
    padding: 3px 8px;
    border-radius: 3px;
    font-size: var(--font-size-small);
    font-weight: 500;
}

/* Badge colors (8 colors cycle) */
.badge-0 { background: #e3f2fd; color: #1976d2; }
.badge-1 { background: #f3e5f5; color: #7b1fa2; }
.badge-2 { background: #e8f5e9; color: #388e3c; }
.badge-3 { background: #fff3e0; color: #f57c00; }
.badge-4 { background: #fce4ec; color: #c2185b; }
.badge-5 { background: #e0f2f1; color: #00796b; }
.badge-6 { background: #f1f8e9; color: #689f38; }
.badge-7 { background: #ede7f6; color: #512da8; }

/* No Results */
.no-results {
    text-align: center;
    padding: 40px;
    color: var(--text-secondary);
    background: white;
}

/* ============================================================
   FIXED FOOTER AT BOTTOM
   ============================================================ */
.footer {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--footer-height);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 8px 12px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
}

.footer-actions {
    display: flex;
    gap: 8px;
}

/* ============================================================
   BUTTONS
   ============================================================ */
.btn {
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    font-size: var(--font-size);
    cursor: pointer;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    opacity: 0.9;
}

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

.btn-secondary:hover {
    background: #e2e6ea;
}

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

.btn-danger:hover {
    opacity: 0.9;
}

.btn-icon {
    padding: 8px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
}

.btn-icon:hover {
    background: #e2e6ea;
}

.btn-sm {
    padding: 6px 12px;
    font-size: var(--font-size-small);
}

/* ============================================================
   CUSTOM SCROLLBAR
   ============================================================ */
.table-wrapper::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

.table-wrapper::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

.table-wrapper::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 5px;
}

.table-wrapper::-webkit-scrollbar-thumb:hover {
    background: #adb5bd;
}

/* ============================================================
   MODALS
   ============================================================ */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.modal-content {
    background: white;
    border-radius: 8px;
    width: 100%;
    max-width: 600px;
    max-height: 90vh;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    display: flex;
    flex-direction: column;
}

.modal-large {
    max-width: 900px;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-bottom: 1px solid var(--border-color);
    flex-shrink: 0;
}

.modal-header h2 {
    font-size: 20px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 30px;
    height: 30px;
}

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

.modal-body {
    padding: 20px;
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px;
    border-top: 1px solid var(--border-color);
    background: white;
    flex-shrink: 0;
}

.modal-footer-right {
    display: flex;
    gap: 10px;
}

/* ============================================================
   FORMS
   ============================================================ */
fieldset {
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 10px 12px;
    margin-bottom: 12px;
}

legend {
    font-weight: 600;
    padding: 0 8px;
    font-size: var(--font-size-small);
}

.form-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.form-group {
    flex: 1;
    min-width: 0;
}

.form-group.full-width {
    flex-basis: 100%;
}

.form-group label {
    display: block;
    margin-bottom: 4px;
    font-size: var(--font-size-tiny);
    color: var(--text-secondary);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="url"],
.form-group input[type="number"],
.form-group input[type="date"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 6px 10px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: var(--font-size-small);
}

.form-group textarea {
    resize: vertical;
    font-family: var(--font-main);
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    gap: 5px;
    padding: 6px 12px;
    background: var(--bg-secondary);
    border-radius: 4px;
    cursor: pointer;
    font-size: var(--font-size-small);
}

.checkbox-group label:hover {
    background: #e2e6ea;
}

.checkbox-group input[type="checkbox"] {
    cursor: pointer;
}

/* ============================================================
   ADDRESSES AND COMMENTS MANAGEMENT
   ============================================================ */
.items-list {
    margin-bottom: 15px;
    max-height: 300px;
    overflow-y: auto;
}

.empty-message {
    color: var(--text-secondary);
    font-style: italic;
    padding: 10px;
    text-align: center;
}

.address-item,
.comment-item {
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px;
    margin-bottom: 10px;
}

.address-item {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 15px;
}

.address-content {
    flex: 1;
}

.address-field {
    margin-bottom: 5px;
    font-size: var(--font-size-small);
}

.address-field strong {
    color: var(--text-secondary);
    font-weight: 500;
}

.address-actions {
    display: flex;
    gap: 5px;
    flex-shrink: 0;
}

.comment-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
    font-size: var(--font-size-small);
}

.comment-author {
    font-weight: 600;
    color: var(--primary);
}

.comment-date {
    color: var(--text-secondary);
    font-size: 12px;
}

.comment-text {
    margin-bottom: 8px;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.comment-actions {
    display: flex;
    justify-content: flex-end;
}

.add-item-form {
    padding-top: 10px;
    border-top: 1px solid var(--border-color);
}

/* ============================================================
   INFO POPUP
   ============================================================ */
.info-popup {
    position: fixed;
    background: white;
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    z-index: 10000;
    min-width: 300px;
    max-width: 500px;
    max-height: 80vh;
    overflow-y: auto;
    animation: popupFadeIn 0.2s ease-out;
}

@keyframes popupFadeIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.info-popup-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
    border-radius: 8px 8px 0 0;
}

.info-popup-title {
    font-weight: 600;
    font-size: 1em;
    color: var(--text-primary);
}

.info-popup-close {
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.2s;
}

.info-popup-close:hover {
    background: var(--hover);
    color: var(--text-primary);
}

.info-popup-body {
    padding: 16px;
}

.info-popup-section {
    margin-bottom: 16px;
}

.info-popup-section:last-child {
    margin-bottom: 0;
}

.info-popup-label {
    font-weight: 600;
    color: var(--text-secondary);
    font-size: 0.9em;
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-popup-text {
    color: var(--text-primary);
    line-height: 1.5;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.info-popup-comment {
    background: var(--bg-secondary);
    border-radius: 6px;
    padding: 10px 12px;
    margin-bottom: 8px;
}

.info-popup-comment:last-child {
    margin-bottom: 0;
}

.info-popup-date {
    font-size: 0.85em;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.info-popup-address {
    background: var(--bg-secondary);
    border-radius: 6px;
    padding: 10px 12px;
    margin-bottom: 8px;
    font-size: 0.95em;
}

.info-popup-address:last-child {
    margin-bottom: 0;
}

.info-popup-address div {
    margin-bottom: 4px;
}

.info-popup-address div:last-child {
    margin-bottom: 0;
}

.info-popup-address strong {
    color: var(--text-secondary);
    font-weight: 500;
    margin-right: 6px;
}

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

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */
@media (max-width: 1200px) {
    .filter-group {
        min-width: 120px;
    }
}

@media (max-width: 768px) {
    :root {
        --filters-height: auto;
        --footer-height: auto;
    }

    .filters-panel {
        position: relative;
        height: auto;
    }

    .table-wrapper {
        position: relative;
        top: 0;
        bottom: 0;
        height: calc(100vh - 120px);
    }

    .footer {
        position: relative;
        height: auto;
    }

    .filter-row {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-group {
        min-width: 100%;
    }

    .form-row {
        flex-direction: column;
    }

    .modal-content {
        margin: 10px;
    }
}