/* ===== ОТК (Отдел технического контроля) — Spreadsheet editor =====
   Полный редизайн под стиль BPM-системы (design tokens, светлый header,
   группировка тулбара, современные pill-кнопки). Функционал JS не меняется. */

/* Вкладка заполняет всё доступное пространство без внешних отступов */
#tab-otk {
    padding: 0 !important;
    height: calc(100vh - 64px);
}

#tab-otk .otk-modal-box {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-2xl);
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

/* ===== HEADER — светлый, минималистичный ===== */
#tab-otk .otk-modal-header {
    background: var(--color-surface);
    color: var(--color-text);
    padding: 14px 20px;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
}
#tab-otk .otk-modal-header h3 {
    font-size: 16px;
    font-weight: 700;
    color: var(--color-text);
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 0;
}
#tab-otk .otk-modal-header h3::before {
    content: "🔍";
    font-size: 14px;
    width: 28px;
    height: 28px;
    background: var(--color-primary-10);
    border-radius: var(--radius-sm);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}
#tab-otk .otk-modal-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}
#tab-otk .btn-otk-save {
    background: var(--color-primary);
    color: #fff;
    border: none;
    border-radius: var(--radius-lg);
    padding: 8px 20px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    box-shadow: var(--shadow-primary);
    display: inline-flex;
    align-items: center;
    gap: 6px;
}
#tab-otk .btn-otk-save::before {
    content: "💾";
    font-size: 13px;
}
#tab-otk .btn-otk-save:hover {
    background: var(--color-primary-hover);
}
#tab-otk .btn-otk-close { display: none; }

/* ===== SHEET TABS — как браузерные вкладки, но современнее ===== */
#tab-otk .otk-sheet-tabs {
    display: flex;
    gap: 2px;
    padding: 8px 16px 0;
    background: var(--color-bg-subtle);
    border-bottom: 1px solid var(--color-border);
    overflow-x: auto;
    flex-shrink: 0;
    scrollbar-width: thin;
}
#tab-otk .otk-sheet-tabs::-webkit-scrollbar { height: 5px; }
#tab-otk .otk-sheet-tabs::-webkit-scrollbar-thumb { background: var(--color-gray-200); border-radius: 3px; }
#tab-otk .otk-sheet-tab {
    padding: 8px 16px;
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    cursor: pointer;
    font-size: 12.5px;
    font-weight: 500;
    background: transparent;
    color: var(--color-text-secondary);
    border: 1px solid transparent;
    border-bottom: none;
    white-space: nowrap;
    transition: var(--transition-fast);
    position: relative;
    top: 1px;
}
#tab-otk .otk-sheet-tab:hover {
    background: var(--color-primary-10);
    color: var(--color-primary);
}
#tab-otk .otk-sheet-tab.active {
    background: var(--color-surface);
    color: var(--color-primary);
    border-color: var(--color-border);
    font-weight: 700;
}

/* ===== TOOLBAR — группы с разделителями, pill-кнопки ===== */
#tab-otk .otk-toolbar {
    display: flex;
    gap: 4px;
    padding: 10px 16px;
    border-bottom: 1px solid var(--color-border);
    background: var(--color-surface);
    flex-wrap: wrap;
    align-items: center;
    flex-shrink: 0;
}
#tab-otk .btn-otk-tool {
    background: var(--color-surface);
    color: var(--color-text-strong);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: 6px 11px;
    font-size: 12px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition-fast);
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
}
#tab-otk .btn-otk-tool:hover {
    background: var(--color-primary-10);
    border-color: var(--color-primary);
    color: var(--color-primary);
}
#tab-otk .btn-otk-tool.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    box-shadow: var(--shadow-sm);
}
#tab-otk .btn-otk-tool:active { transform: translateY(1px); }

/* Специальные мини-кнопки (Ж К Ч) — квадратные */
#tab-otk #otkBoldBtn,
#tab-otk #otkItalicBtn,
#tab-otk #otkUnderlineBtn {
    width: 30px;
    padding: 0;
    font-size: 13px;
}

/* Align кнопки тоже квадратные */
#tab-otk [id^="otkAlign_"],
#tab-otk [id^="otkValign_"] {
    width: 30px;
    padding: 0;
    font-size: 14px;
}

/* Селекты — согласованно с кнопками */
#tab-otk .otk-font-select,
#tab-otk .otk-font-size,
#tab-otk .otk-group-select {
    padding: 0 10px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 12px;
    background: var(--color-surface);
    color: var(--color-text);
    height: 30px;
    cursor: pointer;
    transition: var(--transition-fast);
}
#tab-otk .otk-font-select:hover,
#tab-otk .otk-font-size:hover,
#tab-otk .otk-group-select:hover {
    border-color: var(--color-primary);
}
#tab-otk .otk-font-select:focus,
#tab-otk .otk-font-size:focus,
#tab-otk .otk-group-select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-10);
}
#tab-otk .otk-font-select { min-width: 130px; }
#tab-otk .otk-font-size { width: 64px; }
#tab-otk .otk-group-select { min-width: 160px; }

/* Разделитель групп */
#tab-otk .otk-toolbar-sep {
    width: 1px;
    height: 20px;
    background: var(--color-border);
    margin: 0 6px;
    flex-shrink: 0;
    align-self: center;
}

/* Цветовые пикеры — компактные группы */
#tab-otk .otk-color-group {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 0 6px 0 8px;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    background: var(--color-surface);
    height: 30px;
    cursor: pointer;
    transition: var(--transition-fast);
}
#tab-otk .otk-color-group:hover {
    border-color: var(--color-primary);
}
#tab-otk .otk-color-group > span {
    font-size: 13px;
    font-weight: 700;
    user-select: none;
    color: var(--color-text-strong);
    line-height: 1;
}
#tab-otk .otk-color-group input[type="color"] {
    width: 20px;
    height: 20px;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xs);
    cursor: pointer;
    background: none;
    flex-shrink: 0;
}
#tab-otk .otk-color-group input[type="color"]::-webkit-color-swatch-wrapper { padding: 0; }
#tab-otk .otk-color-group input[type="color"]::-webkit-color-swatch { border: none; border-radius: 2px; }

/* Подсказка справа */
#tab-otk .otk-toolbar-hint {
    font-size: 11.5px;
    color: var(--color-text-muted);
    margin-left: auto;
    padding-left: 12px;
    white-space: nowrap;
}

/* ===== TABLE ===== */
#tab-otk .otk-table-wrap {
    overflow: auto;
    flex: 1;
    padding: 0;
    background: var(--color-bg-subtle);
}
#tab-otk .otk-table {
    border-collapse: collapse;
    font-size: 12.5px;
    min-width: 100%;
    background: var(--color-surface);
}
#tab-otk .otk-table td,
#tab-otk .otk-table th {
    border: 1px solid var(--color-border);
    padding: 6px 10px;
    min-width: 80px;
    max-width: 320px;
    white-space: pre-wrap;
    word-break: break-word;
    vertical-align: top;
    outline: none;
    position: relative;
    color: var(--color-text);
}
#tab-otk .otk-table th {
    background: var(--color-bg-tint);
    font-weight: 700;
    color: var(--color-text-strong);
    position: sticky;
    top: 0;
    z-index: 2;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}
#tab-otk .otk-table .otk-corner {
    min-width: 44px;
    width: 44px;
    left: 0;
    z-index: 4;
    background: var(--color-bg-tint);
}
#tab-otk .otk-table .otk-row-head {
    background: var(--color-bg-tint);
    min-width: 44px;
    width: 44px;
    text-align: center;
    position: sticky;
    left: 0;
    z-index: 1;
    font-weight: 700;
    color: var(--color-text-secondary);
    font-size: 11px;
}
#tab-otk .otk-table td:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
    z-index: 3;
}
#tab-otk .otk-table td.active {
    outline: 2px solid var(--color-primary);
    outline-offset: -2px;
    background: var(--color-primary-10);
}
#tab-otk .otk-table td.otk-selected {
    background: var(--color-primary-10) !important;
}
#tab-otk .otk-table .otk-group-row td {
    background: linear-gradient(90deg, var(--color-primary-25), var(--color-primary-10));
    font-weight: 700;
    color: var(--color-primary-dark);
    cursor: pointer;
    user-select: none;
}
#tab-otk .otk-table .otk-section-row td {
    background: var(--color-bg-tint);
    font-weight: 700;
    color: var(--color-text-strong);
}
#tab-otk .otk-table .otk-blank-row td {
    background: var(--color-bg-faint);
}
#tab-otk .otk-group-label {
    display: flex;
    align-items: center;
    gap: 10px;
}
#tab-otk .otk-group-toggle {
    display: inline-flex;
    width: 18px;
    justify-content: center;
    font-size: 12px;
    color: var(--color-primary);
}
#tab-otk .otk-group-meta {
    font-size: 11px;
    color: var(--color-text-secondary);
    font-weight: 600;
}
#tab-otk .otk-col-resizer {
    position: absolute;
    top: 0;
    right: -4px;
    width: 8px;
    height: 100%;
    cursor: col-resize;
    z-index: 3;
}
#tab-otk .otk-col-resizer:hover { background: var(--color-primary-50); }
#tab-otk .otk-row-resizer {
    position: absolute;
    left: 0;
    bottom: -4px;
    width: 100%;
    height: 8px;
    cursor: row-resize;
    z-index: 3;
}
#tab-otk .otk-row-resizer:hover { background: var(--color-primary-50); }

/* ===== STATUS BAR ===== */
#tab-otk .otk-status-bar {
    padding: 8px 16px;
    font-size: 11.5px;
    color: var(--color-text-secondary);
    border-top: 1px solid var(--color-border);
    flex-shrink: 0;
    background: var(--color-bg-faint);
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 30px;
}
#tab-otk .otk-status-bar::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--color-success);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ===== SAVE INDICATOR ===== */
#tab-otk .otk-save-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 11.5px;
    color: var(--color-text-secondary);
    padding: 4px 10px;
    background: var(--color-bg-faint);
    border-radius: var(--radius-pill);
    border: 1px solid var(--color-border);
}
#tab-otk .otk-save-indicator.is-unsaved {
    color: #92400E;
    background: var(--color-warning-50);
    border-color: var(--color-warning);
}
#tab-otk .otk-save-indicator.is-saved {
    color: var(--color-success);
    background: var(--color-success-50);
    border-color: #a7f3d0;
}
#tab-otk .otk-save-dot {
    width: 7px; height: 7px; border-radius: 50%;
    background: var(--color-gray-400);
    flex-shrink: 0;
}
#tab-otk .otk-save-dot--unsaved {
    background: var(--color-warning);
    animation: otk-pulse 1.6s ease-in-out infinite;
}
#tab-otk .otk-save-dot--saved { background: var(--color-success); }
@keyframes otk-pulse {
    0%, 100% { opacity: 1; }
    50%      { opacity: 0.35; }
}

/* ===== UNDO / REDO + STRIKE DISABLED STATE ===== */
#tab-otk .btn-otk-tool:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}
#tab-otk .btn-otk-tool:disabled:hover {
    background: var(--color-surface);
    border-color: var(--color-border);
    color: var(--color-text-strong);
}

/* ===== FONT / SIZE inputs (combobox style) ===== */
#tab-otk input.otk-font-select {
    padding: 0 10px;
}
#tab-otk input.otk-font-size {
    padding: 0 8px;
}
#tab-otk input.otk-font-size::-webkit-inner-spin-button,
#tab-otk input.otk-font-size::-webkit-outer-spin-button {
    opacity: 0.5;
}

/* ===== RECENT COLOR PALETTE ===== */
#tab-otk .otk-recent-palette {
    display: inline-flex;
    gap: 3px;
    flex-wrap: nowrap;
    align-items: center;
    min-height: 22px;
}
#tab-otk .otk-recent-swatch {
    display: inline-block;
    width: 16px; height: 16px;
    border-radius: var(--radius-xs);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: transform var(--transition-fast);
}
#tab-otk .otk-recent-swatch:hover {
    transform: scale(1.2);
    border-color: var(--color-primary);
    z-index: 1;
    position: relative;
}

/* ===== CLEAR FILL BUTTON ===== */
#tab-otk .otk-btn-clear-fill {
    width: 30px;
    padding: 0;
    font-size: 14px;
    color: var(--color-danger-text);
}

/* ===== BORDERS DROPDOWN ===== */
#tab-otk .otk-borders-wrap {
    position: relative;
    display: inline-block;
}
#tab-otk .otk-borders-menu {
    display: none;
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 50;
    min-width: 180px;
    padding: 6px;
    flex-direction: column;
    gap: 2px;
}
#tab-otk .otk-borders-menu.open { display: flex; }
#tab-otk .otk-borders-menu button {
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    padding: 7px 10px;
    font-size: 12.5px;
    color: var(--color-text);
    text-align: left;
    cursor: pointer;
    transition: background var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}
#tab-otk .otk-borders-menu button:hover { background: var(--color-primary-10); color: var(--color-primary); }
#tab-otk .otk-borders-menu button.danger { color: var(--color-danger-text); }
#tab-otk .otk-borders-menu button.danger:hover { background: var(--color-danger-50); color: var(--color-danger-text); }
#tab-otk .otk-borders-sep {
    height: 1px;
    background: var(--color-border);
    margin: 4px 0;
}

/* ===== SHEET CONTEXT MENU ===== */
.otk-context-menu {
    display: none;
    position: fixed;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 9999;
    min-width: 180px;
    padding: 6px;
    flex-direction: column;
    gap: 2px;
}
.otk-context-menu.open { display: flex; }
.otk-context-menu button {
    background: transparent;
    border: none;
    border-radius: var(--radius-md);
    padding: 7px 12px;
    font-size: 13px;
    color: var(--color-text);
    text-align: left;
    cursor: pointer;
    transition: background var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 8px;
}
.otk-context-menu button:hover { background: var(--color-primary-10); color: var(--color-primary); }
.otk-context-menu button.danger { color: var(--color-danger-text); }
.otk-context-menu button.danger:hover { background: var(--color-danger-50); }

/* ===== SEARCH OVERLAY ===== */
#tab-otk .otk-search-overlay {
    display: none;
    position: absolute;
    top: 12px;
    right: 20px;
    z-index: 60;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 6px;
    gap: 4px;
    align-items: center;
}
#tab-otk .otk-search-overlay.open { display: flex; }
#tab-otk #otkSearchInput {
    border: none;
    outline: none;
    padding: 6px 12px;
    font-size: 13px;
    min-width: 220px;
    background: var(--color-bg-faint);
    border-radius: var(--radius-md);
    color: var(--color-text);
}
#tab-otk #otkSearchInput:focus { background: var(--color-primary-10); }
#tab-otk .otk-search-count {
    font-size: 11px;
    color: var(--color-text-secondary);
    padding: 0 8px;
    min-width: 40px;
    text-align: center;
}
#tab-otk .otk-search-btn {
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    padding: 4px 10px;
    cursor: pointer;
    color: var(--color-text-secondary);
    font-size: 14px;
    transition: background var(--transition-fast);
}
#tab-otk .otk-search-btn:hover {
    background: var(--color-primary-10);
    color: var(--color-primary);
}

/* Подсветка найденного */
#tab-otk .otk-table td.otk-search-match {
    box-shadow: inset 0 0 0 2px var(--color-warning);
    background: var(--color-warning-50) !important;
}
#tab-otk .otk-table td.otk-search-active {
    box-shadow: inset 0 0 0 2px var(--color-danger);
    background: var(--color-danger-50) !important;
    z-index: 4;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    #tab-otk .otk-modal-header { padding: 10px 14px; }
    #tab-otk .otk-toolbar { padding: 8px 12px; }
    #tab-otk .otk-toolbar-hint { display: none; }
    #tab-otk .otk-font-select { min-width: 100px; }
    #tab-otk .otk-recent-palette { display: none; }
    #tab-otk .otk-save-indicator { display: none; }
}