/* ==========================================================================
   B4P Shared UI Styles - Brand theme tokens
   ========================================================================== */
:root {
    --b4p-color-brand: #4a0e81;
    --b4p-color-accent: #4a0e81;
    --b4p-color-accent-hover: #3a0b66;
    --b4p-color-surface: #FDFBF7;
    --b4p-color-background: #F0E6FA;
    --b4p-color-text: #2B2B2B;
    --b4p-color-text-subtle: #5a5a5a;
    --b4p-color-secondary-bg: #F0E6FA;
    --b4p-color-border: #E5DCF0;
    --b4p-color-white: #ffffff;
}

/* ==========================================================================
   WORKING PALETTE
   ========================================================================== */
.working-palette-container { background-color: var(--b4p-color-surface); border: 1px solid var(--b4p-color-border); border-radius: 8px; padding: 15px; }
.working-palette-container h2 { font-size: 1.2em; text-align: center; margin: 0 0 15px 0; color: var(--b4p-color-text); }
.working-palette { display: flex; flex-wrap: wrap; gap: 8px; justify-content: flex-start; min-height: 50px; }
.wp-swatch { position: relative; width: 38px; height: 38px; border-radius: 50%; border: 2px solid var(--b4p-color-border); cursor: pointer; transition: transform 0.2s; }
.wp-swatch:hover { transform: scale(1.1); }
.wp-swatch.active { border-color: var(--b4p-color-accent); border-width: 3px; }
.wp-swatch::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; border-radius: 50%; background-image: radial-gradient(circle at 25% 25%, rgba(255,255,255,0.7), transparent 50%); box-shadow: inset -2px -2px 5px rgba(0,0,0,0.2); pointer-events: none; }
.wp-remove { position: absolute; top: -5px; right: -5px; width: 16px; height: 16px; background-color: var(--b4p-color-text); color: var(--b4p-color-white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 12px; line-height: 1; font-weight: bold; border: 1px solid var(--b4p-color-white); opacity: 0; transition: opacity 0.2s; cursor: pointer; z-index: 2; }
.wp-swatch:hover .wp-remove { opacity: 1; }

/* ==========================================================================
   PALETTE CATALOGUE MODAL
   ========================================================================== */
.palette-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); z-index: 10000; }
.palette-modal-content { position: fixed; top: 50%; left: 50%; transform: translate(-50%, -50%); width: 90vw; max-width: 1200px; height: 85vh; background: var(--b4p-color-surface); z-index: 10001; padding: 40px 20px 20px 20px; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.3); display: flex; flex-direction: column; }
.palette-modal-close { position: absolute; top: 10px; right: 15px; background: none; border: none; font-size: 28px; font-weight: bold; color: var(--b4p-color-text-subtle); cursor: pointer; line-height: 1; padding: 0; z-index: 10002; }
.palette-modal-close:hover { color: var(--b4p-color-text); }
.palette-tabs { display: flex; }
.palette-modal-content .palette-tabs .palette-tab { flex-grow: 1; padding: 10px; background-color: var(--b4p-color-secondary-bg); color: var(--b4p-color-text); border: 1px solid var(--b4p-color-border); border-bottom: none; text-align: center; font-weight: 600; cursor: pointer; }
.palette-modal-content .palette-tabs .palette-tab.active { background-color: var(--b4p-color-accent); color: #ffffff; border-color: var(--b4p-color-accent); }
.palette-modal-content .palette-tabs .palette-tab:hover:not(.active) { background-color: var(--b4p-color-secondary-bg); color: var(--b4p-color-text); }
/* Legacy selectors kept for backwards compatibility */
.palette-modal-content .palette-tab { flex-grow: 1; padding: 10px; background-color: var(--b4p-color-secondary-bg); color: var(--b4p-color-text); border: 1px solid var(--b4p-color-border); border-bottom: none; text-align: center; font-weight: 600; cursor: pointer; }
.palette-modal-content .palette-tab.active { background-color: var(--b4p-color-accent); color: #ffffff; border-color: var(--b4p-color-accent); }
#palette-content-wrapper { border: 1px solid var(--b4p-color-border); border-top: none; padding: 15px; overflow-y: auto; flex-grow: 1; background: var(--b4p-color-surface); }
.palette-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(70px, 1fr)); gap: 10px; }
.palette-subcategory-title { grid-column: 1 / -1; font-weight: bold; color: var(--b4p-color-accent); margin: 15px 0 5px 0; border-bottom: 1px solid var(--b4p-color-border); }

/* ==========================================================================
   COLOR SWATCH ITEMS (catalogue + suggestions)
   ========================================================================== */
.color-swatch-item { text-align: center; cursor: pointer; width: 90px; padding: 5px; }
.color-swatch { width: 55px; height: 55px; border-radius: 50%; margin: 0 auto 5px; border: 1px solid var(--b4p-color-border); box-shadow: 0 2px 4px rgba(0,0,0,0.1); position: relative; transition: transform 0.1s; }
.color-swatch::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; border-radius: 50%; background-image: radial-gradient(circle at 25% 25%, rgba(255,255,255,0.7), transparent 50%); box-shadow: inset -3px -3px 8px rgba(0,0,0,0.2); }
.color-swatch-item:hover .color-swatch { transform: scale(1.1); }
.color-info { font-size: 0.75em; color: var(--b4p-color-text-subtle); line-height: 1.2; }
.color-name { font-weight: bold; color: var(--b4p-color-text); }

/* Harmony suggestions — compact grid; details in hover popover */
#suggestionsResult { overflow: visible; }
#suggestionsResult .palette-grid { overflow: visible; }
#suggestionsResult .b4p-harmony-swatch { position: relative; overflow: visible; }
#suggestionsResult .b4p-harmony-swatch:focus { outline: 2px solid var(--b4p-color-accent, #4a0e81); outline-offset: 2px; border-radius: 6px; }

.b4p-harmony-hint {
    position: absolute;
    right: 2px;
    bottom: 2px;
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--b4p-color-accent, #4a0e81);
    border: 1.5px solid rgba(255, 255, 255, 0.95);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.25);
    pointer-events: none;
    opacity: 0.55;
    transition: opacity 0.15s ease, transform 0.15s ease;
}
.b4p-harmony-swatch:hover .b4p-harmony-hint,
.b4p-harmony-swatch:focus-within .b4p-harmony-hint {
    opacity: 1;
    transform: scale(1.15);
}

/* Hidden template inside swatch; shown via fixed portal (#b4pHarmonyMetaTooltip) */
.b4p-harmony-swatch > .b4p-harmony-meta-popover {
    display: none !important;
}

#b4pHarmonyMetaTooltip,
.b4p-harmony-meta-popover--fixed {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 100004;
    width: min(260px, calc(100vw - 20px));
    padding: 10px 12px;
    border-radius: 8px;
    border: 1px solid var(--b4p-color-border, #e0d8ea);
    background: var(--b4p-color-surface, #fff);
    box-shadow: 0 10px 28px rgba(74, 14, 129, 0.18), 0 4px 12px rgba(0, 0, 0, 0.1);
    text-align: left;
    pointer-events: none;
    opacity: 1;
    visibility: visible;
    transform: none;
}
#b4pHarmonyMetaTooltip[hidden] {
    display: none !important;
}
#b4pHarmonyMetaTooltip::after,
.b4p-harmony-meta-popover--fixed::after {
    display: none;
}

.b4p-harmony-meta-popover .b4p-harmony-reason {
    font-size: 0.72em;
    line-height: 1.35;
    margin: 0 0 8px;
    color: var(--b4p-color-text, #2b2b2b);
}
.b4p-harmony-meta-popover .b4p-harmony-match-score {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 0.72em;
    line-height: 1.2;
    margin: 0 0 6px;
    padding: 4px 8px;
    border-radius: 999px;
    background: var(--b4p-color-secondary-bg, #f0e6fa);
    color: var(--b4p-color-text-subtle);
}
.b4p-harmony-meta-popover .b4p-harmony-match-pct { font-weight: 700; color: var(--b4p-color-accent, #4a0e81); }
.b4p-harmony-meta-popover .b4p-harmony-match-label { font-weight: 600; }
.b4p-harmony-meta-popover .b4p-harmony-score-fair { background: #fff4e8; }
.b4p-harmony-meta-popover .b4p-harmony-score-fair .b4p-harmony-match-pct { color: #b45309; }
.b4p-harmony-meta-popover .b4p-harmony-score-good { background: #eefbf3; }
.b4p-harmony-meta-popover .b4p-harmony-score-good .b4p-harmony-match-pct { color: #15803d; }
.b4p-harmony-meta-popover .b4p-harmony-score-strong .b4p-harmony-match-pct,
.b4p-harmony-meta-popover .b4p-harmony-score-best .b4p-harmony-match-pct { color: var(--b4p-color-accent, #4a0e81); }
.b4p-harmony-meta-popover .b4p-harmony-weak-link {
    font-size: 0.68em;
    line-height: 1.35;
    margin: 0;
    padding-top: 6px;
    border-top: 1px dashed var(--b4p-color-border, #e8e8e8);
    color: var(--b4p-color-text-subtle);
    font-style: italic;
}

.b4p-harmony-reason-base { font-weight: 600; color: var(--b4p-color-text); }
.b4p-harmony-top-section { margin-bottom: 0.75em; padding-bottom: 0.5em; border-bottom: 1px solid var(--b4p-color-border, #e8e8e8); }
.b4p-harmony-top-title { color: var(--b4p-color-accent, #4a0e81); }
.b4p-harmony-notice { font-size: 0.75em; line-height: 1.35; margin: 0 0 0.75em; padding: 0.5em 0.65em; border-radius: 4px; background: var(--b4p-color-surface-muted, #f5f0fa); color: var(--b4p-color-text-subtle); }

/* ==========================================================================
   DESIGN PRESETS (60/30/10)
   ========================================================================== */
.b4p-preset-palettes { margin-bottom: 1em; padding: 0.75em; border: 1px solid var(--b4p-color-border, #e8e8e8); border-radius: 6px; background: var(--b4p-color-surface-muted, #fafafa); }
.b4p-preset-select-label { display: block; font-size: 0.85em; font-weight: 600; margin-bottom: 0.35em; color: var(--b4p-color-text); }
.b4p-preset-select { width: 100%; font-size: 0.85em; padding: 6px 8px; border: 1px solid var(--b4p-color-border); border-radius: 4px; background: var(--b4p-color-surface); color: var(--b4p-color-text); margin-bottom: 0.5em; }
.b4p-preset-detail { font-size: 0.78em; line-height: 1.4; color: var(--b4p-color-text-subtle); }
.b4p-preset-why { margin: 0.5em 0 0.35em; }
.b4p-preset-context-tip { margin: 0 0 0.5em; padding: 0.4em 0.55em; border-radius: 4px; background: #fff8e6; color: #7a5b00; font-size: 0.95em; }
.b4p-preset-bars { display: flex; flex-direction: column; gap: 0.45em; margin-top: 0.5em; }
.b4p-preset-bar-row { display: grid; grid-template-columns: 18px 1fr; grid-template-rows: auto auto; gap: 0.15em 0.45em; align-items: center; }
.b4p-preset-swatch { width: 18px; height: 18px; border-radius: 50%; border: 1px solid var(--b4p-color-border); grid-row: span 2; }
.b4p-preset-bar-label { grid-column: 2; font-size: 0.95em; }
.b4p-preset-bar-track { grid-column: 2; height: 6px; background: var(--b4p-color-border, #eee); border-radius: 3px; overflow: hidden; }
.b4p-preset-bar-fill { height: 100%; border-radius: 3px; min-width: 2px; }
.b4p-preset-optional-title { margin: 0.65em 0 0.25em; font-weight: 600; font-size: 0.95em; color: var(--b4p-color-text); }
.b4p-preset-palette-label { display: block; font-size: 0.85em; font-weight: 600; margin: 0.65em 0 0.35em; color: var(--b4p-color-text); }
.preset-palette { margin-bottom: 0.5em; }
.pp-swatch { position: relative; width: 38px; height: 38px; border-radius: 50%; border: 2px solid var(--b4p-color-border); cursor: pointer; transition: transform 0.2s; }
.pp-swatch:hover { transform: scale(1.1); }
.pp-swatch.active { border-color: var(--b4p-color-accent); border-width: 3px; }
.pp-swatch::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; border-radius: 50%; background-image: radial-gradient(circle at 25% 25%, rgba(255,255,255,0.7), transparent 50%); box-shadow: inset -2px -2px 5px rgba(0,0,0,0.2); pointer-events: none; }
.b4p-preset-optional-line { margin: 0.15em 0; font-size: 0.92em; }
.b4p-preset-actions { margin-top: 0.65em; }
.b4p-preset-load-btn { width: 100%; font-size: 0.85em; padding: 8px 12px; }

/* ==========================================================================
   PROJECT NAME INPUT
   ========================================================================== */
.project-name-container { flex-grow: 1; }
#projectNameInput { width: 100%; font-size: 1.2em; font-weight: bold; border: none; border-bottom: 2px solid var(--b4p-color-border); padding: 8px 0; background: transparent; outline: none; transition: border-color 0.3s; color: var(--b4p-color-text); }
#projectNameInput:focus { border-bottom-color: var(--b4p-color-accent); }

/* ==========================================================================
   RESULT LINES (centraliser output)
   ========================================================================== */
.result-line { display: flex; align-items: center; margin: 8px 0; font-size: 0.95em; }
.result-swatch { width: 28px; height: 28px; border-radius: 50%; border: 1px solid var(--b4p-color-border); margin-right: 10px; flex-shrink: 0; position: relative; background-size: cover; }
.result-swatch::before { content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%; border-radius: 50%; background-image: radial-gradient(circle at 25% 25%, rgba(255,255,255,0.7), transparent 50%); box-shadow: inset -2px -2px 5px rgba(0,0,0,0.2); }

/* ==========================================================================
   ACTION BUTTONS
   ========================================================================== */
.action-btn { padding: 10px 16px; background-color: var(--b4p-color-accent); color: var(--b4p-color-white); border: none; border-radius: 4px; cursor: pointer; font-size: 0.9em; font-weight: 600; text-decoration: none; white-space: nowrap; text-align: center; transition: background-color 0.2s ease; line-height: normal; }
.action-btn:hover { background-color: var(--b4p-color-accent-hover); color: var(--b4p-color-white); }

/* ==========================================================================
   DROPDOWN (Actions menu)
   ========================================================================== */
.dropdown-container { position: relative; }
.dropdown-content { display: none; position: absolute; right: 0; background-color: var(--b4p-color-surface); min-width: 200px; box-shadow: 0 4px 15px rgba(0,0,0,0.15); z-index: 100; border-radius: 4px; border: 1px solid var(--b4p-color-border); overflow: hidden; padding: 0; }
.dropdown-container:hover .dropdown-content { display: block; }
.dropdown-content.show { display: block !important; }
.dropdown-content > button { background-color: transparent !important; color: var(--b4p-color-text) !important; border: none !important; border-radius: 0 !important; padding: 12px 20px !important; margin: 0 !important; width: 100% !important; text-align: left !important; font-weight: 500 !important; box-shadow: none !important; border-bottom: 1px solid var(--b4p-color-border) !important; display: block !important; font-size: 0.9em !important; line-height: normal !important; cursor: pointer; }
.dropdown-content > button:hover { background-color: var(--b4p-color-secondary-bg) !important; color: var(--b4p-color-accent) !important; }
.dropdown-content > button:last-child { border-bottom: none !important; }
.dropdown-content > hr { margin: 0 !important; border: none !important; border-top: 2px solid var(--b4p-color-border) !important; }

/* ==========================================================================
   CATEGORY FILTER
   ========================================================================== */
.category-filter-control { margin-top: 10px; text-align: center; }
.category-filter-dropdown-container .dropdown-content { min-width: 230px; padding: 15px; max-height: 250px; overflow-y: auto; text-align: left; left: 50%; transform: translateX(-50%); right: auto; }
.category-filter-item { margin-bottom: 12px; display: block; }
.category-filter-item label { display: flex; align-items: center; gap: 8px; font-weight: normal; font-size: 0.9em; cursor: pointer; color: var(--b4p-color-text); line-height: 1.4; }
.category-filter-item input[type="checkbox"] { width: auto; margin: 0; cursor: pointer; }
.category-filter-actions { margin-top: 15px; padding-top: 15px; display: flex; justify-content: space-between; border-top: 1px solid var(--b4p-color-border); }
.category-filter-actions button { background: none; border: none; color: var(--b4p-color-accent); cursor: pointer; font-size: 0.8em; padding: 3px 6px; text-decoration: underline; }
.category-filter-actions button:hover { color: var(--b4p-color-accent-hover); }
.category-filter-dropdown-container .dropdown-content { display: none; }
.category-filter-dropdown-container:hover .dropdown-content { display: block; }

/* ==========================================================================
   TOAST / TOOLTIP NOTIFICATION
   ========================================================================== */
#temporaryMessageTooltip { display: none; position: fixed; background-color: rgba(43, 43, 43, 0.9); color: var(--b4p-color-white); padding: 6px 12px; border-radius: 5px; font-size: 0.9em; pointer-events: none; z-index: 99999; opacity: 0; transition: opacity 0.3s ease-out; }

/* ==========================================================================
   PROJECTS GALLERY MODAL
   ========================================================================== */
.b4p-modal-overlay { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.6); z-index: 10000; display: flex; justify-content: center; align-items: center; }
.b4p-modal-content { background: var(--b4p-color-surface); padding: 20px 30px; border-radius: 8px; box-shadow: 0 5px 15px rgba(0,0,0,0.3); position: relative; width: 90vw; max-width: 800px; max-height: 85vh; display: flex; flex-direction: column; }
.b4p-modal-content h2 { margin: 0 0 20px 0; font-size: 1.5em; text-align: center; border-bottom: 1px solid var(--b4p-color-border); padding-bottom: 15px; color: var(--b4p-color-text); }
.b4p-modal-close { position: absolute; top: 10px; right: 15px; background: none; border: none; font-size: 28px; font-weight: bold; color: var(--b4p-color-text-subtle); cursor: pointer; line-height: 1; padding: 0; z-index: 1; }
.b4p-modal-close:hover { color: var(--b4p-color-text); }
#b4p-projects-list-container { overflow-y: auto; padding-right: 10px; }
.b4p-project-item { display: flex; align-items: center; justify-content: space-between; gap: 15px; padding: 15px 10px; border-bottom: 1px solid var(--b4p-color-border); transition: background-color 0.2s; }
.b4p-project-item:last-child { border-bottom: none; }
.b4p-project-item:hover { background-color: var(--b4p-color-secondary-bg); }
.b4p-project-thumbnail, .b4p-project-thumbnail-placeholder { flex-shrink: 0; width: 120px; height: 80px; background-color: var(--b4p-color-background); border: 1px solid var(--b4p-color-border); border-radius: 4px; display: flex; align-items: center; justify-content: center; font-size: 0.8em; color: var(--b4p-color-text-subtle); }
.b4p-project-thumbnail-placeholder::after { content: 'No preview'; }
.b4p-project-thumbnail img { width: 100%; height: 100%; object-fit: cover; border-radius: 4px; }
.b4p-project-info { flex-grow: 1; }
.b4p-project-title { font-weight: 600; color: var(--b4p-color-text); font-size: 1.1em; }
.b4p-project-date { font-size: 0.85em; color: var(--b4p-color-text-subtle); margin-top: 4px; }
.b4p-project-actions button { background: none; border: 1px solid var(--b4p-color-border); border-radius: 4px; padding: 6px 12px; margin-left: 10px; cursor: pointer; font-size: 0.9em; transition: all 0.2s; }
.b4p-project-actions .b4p-load-btn { border-color: var(--b4p-color-accent); color: var(--b4p-color-accent); }
.b4p-project-actions .b4p-load-btn:hover { background-color: var(--b4p-color-accent); color: var(--b4p-color-white); }
.b4p-project-actions .b4p-delete-btn { border-color: #e53e3e; color: #e53e3e; }
.b4p-project-actions .b4p-delete-btn:hover { background-color: #e53e3e; color: white; }
.b4p-loader, .b4p-gallery-loader { text-align: center; padding: 40px; font-size: 1.2em; color: var(--b4p-color-text-subtle); }
.b4p-no-projects-message { text-align: center; padding: 40px; font-size: 1.1em; color: var(--b4p-color-text-subtle); }

/* ==========================================================================
   CONFIRM DIALOG
   ========================================================================== */
#b4p-confirm-actions .b4p-confirm-btn { flex: 1; padding: 12px 20px; border: none; border-radius: 5px; font-size: 1em; font-weight: 600; cursor: pointer; transition: all 0.2s ease; }
#b4p-confirm-actions .b4p-confirm-btn-primary { background-color: var(--b4p-color-accent); color: var(--b4p-color-white); }
#b4p-confirm-actions .b4p-confirm-btn-primary:hover { background-color: var(--b4p-color-accent-hover); }
#b4p-confirm-actions .b4p-confirm-btn-secondary { background-color: var(--b4p-color-secondary-bg); color: var(--b4p-color-text); }
#b4p-confirm-actions .b4p-confirm-btn-secondary:hover { background-color: var(--b4p-color-border); }

/* ==========================================================================
   PRESET BADGE
   ========================================================================== */
.b4p-project-item.is-preset .b4p-project-title::after { content: 'PRESET'; font-size: 0.7em; font-weight: bold; color: white; background-color: var(--b4p-color-accent); padding: 2px 6px; border-radius: 10px; margin-left: 10px; vertical-align: middle; }
.b4p-project-item.is-preset .b4p-delete-btn { opacity: 0.4; cursor: not-allowed; background-color: transparent !important; color: #e53e3e !important; }