/* ===== WARM NEUTRAL THEMES ===== */
[data-theme="dark"] {
  --bg:#1a1612;--surface:#231f1a;--surface2:#2c2720;--surface3:#363028;
  --border:#4a4238;--border2:#6a5e50;
  --text:#f5f0e8;--text2:#c8bfb0;--text3:#8a7e6e;
  --accent:#e8a048;--accent2:#f0b868;--accent-bg:rgba(232,160,72,0.14);
  --green:#6dcc88;--red:#e85050;--slot-empty:#28231c;
  --shadow:rgba(0,0,0,0.55);--header-bg:rgba(26,22,18,0.97);
  --code-bg:#1e1a14;--modal-bg:#231f1a;
}
[data-theme="light"] {
  --bg:#f2ece2;--surface:#fdfaf5;--surface2:#f0e8da;--surface3:#e4d8c8;
  --border:#c8b89a;--border2:#a89070;
  --text:#1c1510;--text2:#3a2e22;--text3:#7a6a54;
  --accent:#8a4a10;--accent2:#6a3808;--accent-bg:rgba(138,74,16,0.1);
  --green:#2a7a3a;--red:#b82020;--slot-empty:#e0d4c0;
  --shadow:rgba(0,0,0,0.18);--header-bg:rgba(242,236,226,0.97);
  --code-bg:#f8f2e8;--modal-bg:#fdfaf5;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0;}
html,body{height:100%;font-family:'Ubuntu',sans-serif;background:var(--bg);color:var(--text);overflow:hidden;}

/* ===== TOP HEADER ===== */
.app-header{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 20px;background:var(--header-bg);
  border-bottom:2px solid var(--border);
  height:52px;flex-shrink:0;
}
.logo{display:flex;align-items:center;gap:10px;}
.logo-mark{width:32px;height:32px;background:var(--accent);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;color:#fff;}
.logo-text{font-size:1.15rem;font-weight:700;}
.logo-text span{color:var(--accent);}
.header-btns{display:flex;gap:6px;}
.btn{padding:7px 13px;border:2px solid var(--border2);background:var(--surface2);color:var(--text);cursor:pointer;font-family:'Ubuntu',sans-serif;font-size:0.83rem;font-weight:500;transition:all 0.12s;white-space:nowrap;}
.btn:hover{border-color:var(--accent);background:var(--accent-bg);}
.btn-accent{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:700;}
.btn-accent:hover{background:var(--accent2);border-color:var(--accent2);}
.btn-sm{padding:5px 11px;font-size:0.78rem;}

/* ===== MAIN BODY: sidebar | right-column ===== */
.app-body{
  display:grid;
  grid-template-columns:340px 1fr;
  flex:1;
  min-height:0;
  overflow:hidden;
}

/* ===== LEFT SIDEBAR (full height) ===== */
.color-browser{
  display:flex;flex-direction:column;
  border-right:2px solid var(--border);
  background:var(--surface);
  min-height:0;overflow:hidden;
}
/* Sidebar top: search + view toggle */
.sidebar-top{
  padding:10px 12px 8px;
  border-bottom:2px solid var(--border);
  flex-shrink:0;
  display:flex;flex-direction:column;gap:7px;
}
.search-row{display:flex;gap:6px;}
.search-wrap{position:relative;flex:1;}
.search-wrap svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text3);pointer-events:none;}
#colorSearch{
  width:100%;padding:9px 12px 9px 36px;
  background:var(--surface2);border:2px solid var(--border);
  color:var(--text);font-family:'Ubuntu',sans-serif;font-size:0.9rem;
  outline:none;transition:border-color 0.12s;
}
#colorSearch:focus{border-color:var(--accent);}
#colorSearch::placeholder{color:var(--text3);}
.sidebar-controls{display:flex;align-items:center;justify-content:space-between;}
.list-count{font-size:0.78rem;font-weight:600;color:var(--text2);white-space:nowrap;}
.view-toggle{display:flex;border:2px solid var(--border);overflow:hidden;}
.view-btn{padding:5px 10px;background:var(--surface2);border:none;color:var(--text3);cursor:pointer;font-size:13px;transition:all 0.12s;border-right:1px solid var(--border);}
.view-btn:last-child{border-right:none;}
.view-btn.active{background:var(--accent);color:#fff;}

/* ===== RIGHT COLUMN: toolbar on top, main panel below ===== */
.right-col{display:flex;flex-direction:column;min-height:0;overflow:hidden;}

/* ===== TOOLBAR (palette + family filters) — right column only ===== */
.toolbar{
  display:flex;
  align-items:center;
  gap:0;
  background:var(--surface);
  border-bottom:2px solid var(--border);
  flex-shrink:0;
  min-width:0;
}
/* Palette zone */
.toolbar-palette{
  padding:10px 16px;
  border-right:2px solid var(--border);
  flex-shrink:0;
}
.toolbar-palette-label{
  font-size:0.62rem;font-weight:700;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--text3);margin-bottom:7px;
}
.slots{display:flex;gap:6px;align-items:flex-start;}
.slot{cursor:pointer;position:relative;flex-shrink:0;}
.slot-swatch{
  width:48px;height:48px;
  background:var(--slot-empty);
  border:2px solid var(--border);
  transition:border-color 0.12s;
}
.slot.active .slot-swatch{border-color:var(--accent);outline:3px solid var(--accent);outline-offset:1px;}
.slot.filled .slot-swatch{border-color:var(--border2);}
.slot.filled.active .slot-swatch{border-color:var(--accent);}
.slot.dragging{opacity:0.35;}
.slot.drag-over .slot-swatch{border-color:var(--accent2)!important;border-style:dashed!important;}
.slot-x{
  position:absolute;top:-7px;right:-7px;z-index:2;
  font-size:9px;color:#fff;display:none;cursor:pointer;
  background:var(--red);padding:2px 4px;font-weight:700;line-height:1.3;
}
.slot:hover .slot-x{display:block;}
.slot-label{
  font-size:0.6rem;font-weight:700;color:var(--text3);
  text-align:center;margin-top:3px;
  white-space:nowrap;overflow:hidden;text-overflow:ellipsis;
  width:48px;line-height:1.2;
}
.slot-plus{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--border2);font-size:18px;}
/* Family filter in toolbar */
.toolbar-families{
  flex:1;padding:10px 14px;
  display:flex;align-items:center;flex-wrap:wrap;gap:5px;
}
.family-filter{display:flex;flex-wrap:wrap;gap:5px;}
.family-btn{
  padding:4px 10px;border:2px solid var(--border);
  background:var(--surface2);color:var(--text2);cursor:pointer;
  font-family:'Ubuntu',sans-serif;font-size:0.76rem;font-weight:500;
  transition:all 0.12s;display:flex;align-items:center;gap:5px;
}
.family-btn:hover{border-color:var(--border2);color:var(--text);background:var(--surface3);}
.family-btn.active{border-color:var(--accent);color:var(--accent);background:var(--accent-bg);font-weight:700;}
.family-dot{width:9px;height:9px;flex-shrink:0;}
/* Scrollable list */
.color-list-wrap{flex:1;overflow-y:auto;padding:4px;}
.color-list-wrap::-webkit-scrollbar{width:5px;}
.color-list-wrap::-webkit-scrollbar-thumb{background:var(--border2);}
/* List items */
.color-item{
  display:flex;align-items:center;gap:9px;padding:7px 10px;
  cursor:pointer;transition:background 0.1s;border-bottom:1px solid var(--border);
}
.color-item:hover{background:var(--surface2);}
.color-item.in-palette{background:var(--accent-bg);border-left:3px solid var(--accent);}
.color-swatch-list{width:42px;height:42px;flex-shrink:0;border:1px solid var(--border);}
.color-item-info{flex:1;min-width:0;}
.color-item-name{font-size:0.86rem;font-weight:700;margin-bottom:1px;color:var(--text);}
.color-item-hex{font-size:0.71rem;color:var(--text3);font-family:'Ubuntu',monospace;margin-bottom:1px;}
.color-item-codes{font-size:0.64rem;color:var(--text3);font-family:'Ubuntu',monospace;}
.color-item-add{
  width:28px;height:28px;border:2px solid var(--border2);
  background:var(--surface);color:var(--text2);cursor:pointer;
  font-size:17px;font-weight:300;display:flex;align-items:center;
  justify-content:center;transition:all 0.12s;flex-shrink:0;
}
.color-item-add:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg);}
/* Grid items */
.color-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:4px;padding:2px;}
.color-grid-item{cursor:pointer;border:2px solid var(--border);overflow:hidden;transition:border-color 0.12s;}
.color-grid-item:hover{border-color:var(--accent);}
.color-grid-item.in-palette{border-color:var(--accent);border-width:3px;}
.color-grid-swatch{height:62px;position:relative;}
.grid-add-btn{position:absolute;top:3px;right:3px;width:18px;height:18px;background:rgba(0,0,0,0.5);color:#fff;font-size:13px;display:flex;align-items:center;justify-content:center;cursor:pointer;opacity:0;transition:opacity 0.12s;border:none;}
.color-grid-item:hover .grid-add-btn{opacity:1;}
.color-grid-body{padding:5px 7px;background:var(--surface);}
.color-grid-name{font-size:0.68rem;font-weight:700;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.color-grid-hex{font-size:0.62rem;color:var(--text2);font-family:'Ubuntu',monospace;}
.color-grid-sub{font-size:0.58rem;color:var(--text3);line-height:1.4;}
/* Match banner */
.match-banner{margin:0 0 5px;border:2px solid var(--accent);background:var(--accent-bg);overflow:hidden;}
.match-banner-top{display:flex;align-items:stretch;}
.match-banner-input-swatch{width:48px;flex-shrink:0;opacity:0.65;position:relative;}
.match-banner-input-swatch::after{content:'INPUT';position:absolute;bottom:2px;left:0;right:0;text-align:center;font-size:7px;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,0.9);letter-spacing:0.5px;}
.match-banner-swatch{width:48px;flex-shrink:0;}
.match-banner-body{flex:1;padding:7px 9px;}
.match-banner-label{font-size:0.6rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--accent);margin-bottom:2px;}
.match-banner-name{font-size:0.86rem;font-weight:700;color:var(--text);margin-bottom:2px;}
.match-banner-codes{font-size:0.66rem;color:var(--text2);line-height:1.5;font-family:'Ubuntu',monospace;}
.match-banner-actions{display:flex;gap:4px;margin-top:5px;flex-wrap:wrap;}
.match-banner-delta{font-size:0.63rem;color:var(--text3);margin-top:2px;}

/* ===== MAIN CONTENT PANEL ===== */
.main-panel{padding:18px 22px;overflow-y:auto;flex:1;min-height:0;}
.main-panel::-webkit-scrollbar{width:5px;}
.main-panel::-webkit-scrollbar-thumb{background:var(--border2);}

/* Palette bar */
.palette-bar{display:flex;gap:7px;margin-bottom:16px;flex-wrap:wrap;align-items:center;}
.palette-chip{display:flex;align-items:center;gap:7px;background:var(--surface);border:2px solid var(--border);padding:5px 11px 5px 5px;}
.palette-chip-swatch{width:24px;height:24px;border:1px solid var(--border);}
.palette-chip-info{display:flex;flex-direction:column;}
.palette-chip-slot{font-size:0.6rem;font-weight:700;color:var(--accent);letter-spacing:0.5px;text-transform:uppercase;}
.palette-chip-name{font-size:0.8rem;font-weight:500;color:var(--text);}
.palette-empty{color:var(--text3);font-size:0.88rem;padding:14px 16px;border:2px dashed var(--border);background:var(--surface);width:100%;}

/* Tabs */
.tabs{display:flex;margin-bottom:18px;border:2px solid var(--border);overflow:hidden;}
.tab{flex:1;padding:10px 8px;cursor:pointer;font-family:'Ubuntu',sans-serif;font-size:0.83rem;font-weight:500;color:var(--text2);border:none;background:var(--surface);transition:all 0.12s;text-align:center;white-space:nowrap;border-right:2px solid var(--border);}
.tab:last-child{border-right:none;}
.tab:hover{color:var(--text);background:var(--surface2);}
.tab.active{background:var(--accent);color:#fff;font-weight:700;}

/* Section title */
.section-title{font-size:0.7rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--text3);margin-bottom:13px;display:flex;align-items:center;gap:10px;border-bottom:2px solid var(--border);padding-bottom:7px;}

/* Color cards */
.color-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(175px,1fr));gap:12px;margin-bottom:24px;}
.color-card{border:2px solid var(--border);background:var(--surface);overflow:hidden;transition:border-color 0.15s,box-shadow 0.15s;cursor:pointer;}
.color-card:hover{border-color:var(--accent);box-shadow:0 4px 18px var(--shadow);}
.color-card-swatch{height:110px;}
.color-card-body{padding:11px 12px;}
.color-card-name{font-size:0.9rem;font-weight:700;margin-bottom:3px;color:var(--text);}
.color-card-hex{font-size:0.78rem;color:var(--text2);margin-bottom:9px;font-family:'Ubuntu',monospace;}
.color-codes{display:flex;flex-direction:column;gap:4px;}
.code-row{display:flex;justify-content:space-between;align-items:center;gap:5px;}
.code-label{font-size:0.68rem;font-weight:700;color:var(--text3);font-family:'Ubuntu',monospace;flex-shrink:0;width:34px;}
.copy-chip{padding:3px 7px;font-size:0.68rem;font-family:'Ubuntu',monospace;cursor:pointer;border:1px solid var(--border2);background:var(--code-bg);color:var(--text2);transition:all 0.12s;font-weight:500;text-align:right;flex:1;}
.copy-chip:hover{background:var(--accent);border-color:var(--accent);color:#fff;}

/* Source card */
.source-card{display:flex;align-items:stretch;background:var(--surface);border:2px solid var(--border);margin-bottom:16px;overflow:hidden;}
.source-swatch{width:80px;flex-shrink:0;}
.source-body{padding:14px 16px;flex:1;display:flex;gap:14px;align-items:flex-start;}
.source-info{flex:1;}
.source-name{font-size:1.05rem;font-weight:700;margin-bottom:5px;color:var(--text);}
.source-codes{font-size:0.82rem;color:var(--text2);line-height:1.9;font-family:'Ubuntu',monospace;}
.source-actions{display:flex;flex-direction:column;gap:5px;}

/* Compare */
.compare-grid{display:flex;flex-direction:column;gap:12px;}
.compare-row{display:grid;grid-template-columns:1fr 36px 1fr;gap:8px;align-items:stretch;}
.compare-vs{display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:0.8rem;font-weight:700;}
.compare-card{border:2px solid var(--border);background:var(--surface);overflow:hidden;}
.compare-swatch{height:66px;}
.compare-body{padding:11px;}
.compare-name{font-size:0.88rem;font-weight:700;margin-bottom:7px;color:var(--text);}

/* Harmony tiles */
.harmony-source-row{display:flex;gap:0;margin-bottom:20px;border:2px solid var(--border);}
.harmony-tile{flex:1;background:var(--surface);overflow:hidden;cursor:pointer;transition:background 0.12s;border-right:2px solid var(--border);}
.harmony-tile:last-child{border-right:none;}
.harmony-tile:hover{background:var(--surface2);}
.harmony-tile-swatch{height:88px;}
.harmony-tile-body{padding:9px 11px;border-top:2px solid var(--border);}
.harmony-tile-label{font-size:0.63rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--accent);margin-bottom:3px;}
.harmony-tile-name{font-size:0.85rem;font-weight:700;color:var(--text);}
.harmony-tile-codes{font-size:0.68rem;color:var(--text2);line-height:1.65;margin-top:4px;font-family:'Ubuntu',monospace;}
.harmony-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(115px,1fr));gap:7px;margin-bottom:14px;}
.harmony-card{border:2px solid var(--border);overflow:hidden;cursor:pointer;transition:border-color 0.12s;}
.harmony-card:hover{border-color:var(--accent);}
.harmony-swatch{height:58px;}
.harmony-info{padding:6px 8px;background:var(--surface);}
.harmony-name{font-size:0.73rem;font-weight:700;color:var(--text);}
.harmony-hex{font-size:0.63rem;color:var(--text2);font-family:'Ubuntu',monospace;}

/* Tags */
.tag{display:inline-block;padding:2px 7px;font-size:0.66rem;font-weight:700;font-family:'Ubuntu',monospace;}
.tag-source{background:var(--accent-bg);color:var(--accent);border:1px solid var(--accent);}
.tag-harmony{background:rgba(109,204,136,0.12);color:var(--green);border:1px solid var(--green);}

/* Empty state */
.empty-state{text-align:center;padding:52px 20px;color:var(--text3);border:2px dashed var(--border);background:var(--surface);}
.empty-state h3{font-size:1rem;font-weight:700;margin-bottom:7px;color:var(--text2);}
.empty-state p{font-size:0.88rem;line-height:1.6;}

/* ===== COMPARE MODAL ===== */
.cmp-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.72);z-index:2000;display:none;align-items:center;justify-content:center;backdrop-filter:blur(5px);}
.cmp-modal-overlay.open{display:flex;}
.cmp-modal{background:var(--modal-bg);border:2px solid var(--border2);width:min(920px,96vw);max-height:92vh;overflow-y:auto;display:flex;flex-direction:column;}
.cmp-modal::-webkit-scrollbar{width:5px;}
.cmp-modal::-webkit-scrollbar-thumb{background:var(--border2);}
.cmp-header{display:flex;align-items:center;justify-content:space-between;padding:12px 18px;border-bottom:2px solid var(--border);flex-shrink:0;}
.cmp-header h2{font-size:0.98rem;font-weight:700;color:var(--text);}
.cmp-close{background:var(--surface2);border:2px solid var(--border);color:var(--text);cursor:pointer;width:30px;height:30px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:700;transition:all 0.12s;}
.cmp-close:hover{border-color:var(--red);color:var(--red);}
.cmp-swatches{display:flex;border-bottom:2px solid var(--border);}
.cmp-swatch-col{flex:1;display:flex;flex-direction:column;}
.cmp-big-swatch{height:190px;}
.cmp-swatch-label{padding:9px 13px;background:var(--surface2);border-top:2px solid var(--border);border-right:1px solid var(--border);}
.cmp-swatch-col:last-child .cmp-swatch-label{border-right:none;}
.cmp-swatch-name{font-size:0.92rem;font-weight:700;color:var(--text);}
.cmp-swatch-hex{font-size:0.76rem;color:var(--text2);font-family:'Ubuntu',monospace;margin-top:2px;}
.cmp-codes{border-bottom:2px solid var(--border);}
.cmp-code-row{display:grid;grid-template-columns:72px 1fr;border-bottom:1px solid var(--border);}
.cmp-code-row:last-child{border-bottom:none;}
.cmp-code-label{padding:9px 13px;background:var(--surface2);font-size:0.76rem;font-weight:700;color:var(--text3);text-transform:uppercase;letter-spacing:0.5px;border-right:2px solid var(--border);display:flex;align-items:center;}
.cmp-code-cells{display:flex;}
.cmp-code-cell{flex:1;padding:9px 13px;font-size:0.8rem;font-family:'Ubuntu',monospace;color:var(--text2);border-right:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;gap:8px;cursor:pointer;transition:background 0.1s;}
.cmp-code-cell:last-child{border-right:none;}
.cmp-code-cell:hover{background:var(--accent-bg);color:var(--text);}
.cmp-copy-icon{font-size:11px;color:var(--text3);flex-shrink:0;}
.cmp-variants{padding:13px 18px;background:var(--surface2);border-bottom:2px solid var(--border);}
.cmp-variants h4{font-size:0.68rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--text3);margin-bottom:9px;}
.cmp-divider{font-size:0.7rem;color:var(--text3);font-weight:700;margin-bottom:5px;margin-top:9px;}
.cmp-variant-row{display:flex;gap:4px;flex-wrap:wrap;}
.cmp-variant-chip{padding:4px 9px;border:2px solid var(--border);background:var(--surface);color:var(--text2);cursor:pointer;font-family:'Ubuntu',sans-serif;font-size:0.73rem;font-weight:500;transition:all 0.12s;}
.cmp-variant-chip:hover{border-color:var(--accent);color:var(--text);}
.cmp-variant-chip.selected{border-color:var(--accent);background:var(--accent-bg);color:var(--accent);font-weight:700;}
.cmp-actions{display:flex;gap:7px;padding:12px 18px;background:var(--surface);flex-shrink:0;}

/* ===== SHARE MODAL ===== */
.share-modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.65);z-index:1500;display:none;align-items:center;justify-content:center;backdrop-filter:blur(4px);}
.share-modal-overlay.open{display:flex;}
.share-modal{background:var(--modal-bg);border:2px solid var(--border2);width:min(560px,95vw);}
.share-header{display:flex;align-items:center;justify-content:space-between;padding:13px 17px;border-bottom:2px solid var(--border);background:var(--surface2);}
.share-header h2{font-size:0.98rem;font-weight:700;color:var(--text);}
.share-body{padding:18px 17px;}
.share-body p{font-size:0.86rem;color:var(--text2);margin-bottom:13px;line-height:1.6;}
.share-preview{display:flex;gap:5px;margin-bottom:14px;}
.share-swatch{width:38px;height:38px;border:2px solid var(--border);flex-shrink:0;}
.share-url-wrap{display:flex;gap:6px;}
#shareUrl{flex:1;padding:8px 11px;background:var(--code-bg);border:2px solid var(--border);color:var(--text2);font-family:'Ubuntu',monospace;font-size:0.76rem;outline:none;}
.share-palette-detail{background:var(--surface2);border:2px solid var(--border);padding:11px 13px;margin-bottom:13px;}
.share-palette-detail h4{font-size:0.68rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--text3);margin-bottom:7px;}
.share-slot-row{display:flex;align-items:center;gap:9px;padding:4px 0;border-bottom:1px solid var(--border);}
.share-slot-row:last-child{border-bottom:none;}
.share-slot-swatch{width:28px;height:28px;border:1px solid var(--border);}
.share-slot-info{font-size:0.78rem;color:var(--text2);}
.share-slot-name{font-weight:700;color:var(--text);}

/* ===== HELP MODAL ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,0.65);z-index:1000;display:none;align-items:center;justify-content:center;backdrop-filter:blur(4px);}
.modal-overlay.open{display:flex;}
.modal{background:var(--modal-bg);border:2px solid var(--border2);width:660px;max-width:95vw;max-height:88vh;overflow-y:auto;padding:30px;position:relative;}
.modal::-webkit-scrollbar{width:5px;}
.modal::-webkit-scrollbar-thumb{background:var(--border2);}
.modal-close{position:absolute;top:13px;right:13px;background:var(--surface2);border:2px solid var(--border);color:var(--text);cursor:pointer;width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:17px;font-weight:700;transition:all 0.12s;}
.modal-close:hover{border-color:var(--red);color:var(--red);}
.modal h2{font-size:1.4rem;font-weight:700;margin-bottom:5px;color:var(--text);}
.modal .subtitle{color:var(--text3);font-size:0.86rem;margin-bottom:22px;}
.help-section{margin-bottom:20px;}
.help-section h3{font-size:0.92rem;font-weight:700;color:var(--accent);margin-bottom:7px;}
.help-section p{font-size:0.86rem;color:var(--text2);line-height:1.7;}
.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:9px;}
.help-chip{background:var(--surface2);border:2px solid var(--border);padding:11px;}
.help-chip h4{font-size:0.83rem;font-weight:700;margin-bottom:4px;color:var(--text);}
.help-chip p{font-size:0.76rem;color:var(--text2);line-height:1.5;}
.disclaimer-box{background:var(--surface2);border:2px solid var(--border2);padding:15px;margin-top:18px;}
.disclaimer-box h4{font-size:0.8rem;font-weight:700;color:var(--text3);margin-bottom:5px;}
.disclaimer-box p{font-size:0.76rem;color:var(--text2);line-height:1.7;}

/* ===== TOAST ===== */
.toast{position:fixed;bottom:34px;right:20px;background:var(--surface);border:2px solid var(--green);padding:9px 18px;font-size:0.86rem;font-weight:700;color:var(--green);z-index:9999;transform:translateY(80px);opacity:0;transition:all 0.22s;}
.toast.show{transform:translateY(0);opacity:1;}
.panel{display:none;}
.panel.active{display:block;}

/* ===== PAGE LAYOUT SHELL ===== */
.page-shell{display:flex;flex-direction:column;height:100vh;overflow:hidden;padding-bottom:26px;}

/* ===== MODE TOGGLE ===== */
.mode-divider{width:1px;background:var(--border2);height:28px;margin:0 2px;}
.mode-toggle{display:flex;border:2px solid var(--border2);overflow:hidden;}
.mode-btn{padding:5px 13px;border:none;background:var(--surface2);color:var(--text3);cursor:pointer;font-family:'Ubuntu',sans-serif;font-size:0.8rem;font-weight:500;transition:all 0.12s;border-right:1px solid var(--border);}
.mode-btn:last-child{border-right:none;}
.mode-btn.active{background:var(--accent);color:#fff;font-weight:700;}
.mode-btn:not(.active):hover{color:var(--text);background:var(--surface3);}

/* ===== BASIC MODE ===== */
.basic-shell{display:none;flex-direction:column;flex:1;min-height:0;overflow:hidden;}
.basic-shell.visible{display:flex;}
.advanced-shell{display:flex;flex-direction:column;flex:1;min-height:0;overflow:hidden;}
.advanced-shell.hidden{display:none;}

/* Basic layout: sidebar | compare area */
.basic-body{
  display:grid;
  grid-template-columns:420px 1fr;
  flex:1;min-height:0;overflow:hidden;
}
/* Basic sidebar */
.basic-sidebar{
  display:flex;flex-direction:column;
  border-right:2px solid var(--border);
  background:var(--surface);
  min-height:0;overflow:hidden;
}
.basic-sidebar-top{
  padding:14px 16px 10px;
  border-bottom:2px solid var(--border);
  flex-shrink:0;
  display:flex;flex-direction:column;gap:9px;
}
.basic-search-row{display:flex;gap:7px;}
.basic-search-wrap{position:relative;flex:1;}
.basic-search-wrap svg{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--text3);pointer-events:none;}
#basicSearch{
  width:100%;padding:11px 14px 11px 40px;
  background:var(--surface2);border:2px solid var(--border);
  color:var(--text);font-family:'Ubuntu',sans-serif;font-size:1rem;
  outline:none;transition:border-color 0.12s;
}
#basicSearch:focus{border-color:var(--accent);}
#basicSearch::placeholder{color:var(--text3);}
.basic-sidebar-controls{display:flex;align-items:center;justify-content:space-between;}
.basic-list-label{font-size:0.68rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--text3);}
.basic-list-count{font-size:0.82rem;font-weight:600;color:var(--text2);}
/* Basic color list items — larger */
.basic-color-list{flex:1;overflow-y:auto;padding:6px;}
.basic-color-list::-webkit-scrollbar{width:6px;}
.basic-color-list::-webkit-scrollbar-thumb{background:var(--border2);}
.basic-item{
  display:flex;align-items:center;gap:13px;padding:10px 12px;
  cursor:pointer;transition:background 0.1s;border-bottom:1px solid var(--border);
}
.basic-item:hover{background:var(--surface2);}
.basic-item.in-palette{background:var(--accent-bg);border-left:4px solid var(--accent);}
.basic-swatch{width:60px;height:60px;flex-shrink:0;border:1px solid var(--border);}
.basic-item-info{flex:1;min-width:0;}
.basic-item-name{font-size:1.05rem;font-weight:700;margin-bottom:3px;color:var(--text);}
.basic-item-hex{font-size:0.82rem;color:var(--text3);font-family:'Ubuntu',monospace;margin-bottom:2px;}
.basic-item-codes{font-size:0.76rem;color:var(--text3);font-family:'Ubuntu',monospace;}
.basic-item-add{
  width:40px;height:40px;border:2px solid var(--border2);
  background:var(--surface);color:var(--text2);cursor:pointer;
  font-size:22px;font-weight:300;display:flex;align-items:center;
  justify-content:center;transition:all 0.12s;flex-shrink:0;
}
.basic-item-add:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg);}
/* Basic match banner */
.basic-match-banner{margin:0 0 6px;border:2px solid var(--accent);background:var(--accent-bg);overflow:hidden;}
.basic-match-top{display:flex;align-items:stretch;}
.basic-match-input{width:58px;flex-shrink:0;opacity:0.65;position:relative;}
.basic-match-input::after{content:'INPUT';position:absolute;bottom:2px;left:0;right:0;text-align:center;font-size:8px;font-weight:700;color:#fff;text-shadow:0 1px 2px rgba(0,0,0,0.9);letter-spacing:0.5px;}
.basic-match-result{width:58px;flex-shrink:0;}
.basic-match-body{flex:1;padding:10px 12px;}
.basic-match-label{font-size:0.65rem;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--accent);margin-bottom:3px;}
.basic-match-name{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:3px;}
.basic-match-codes{font-size:0.76rem;color:var(--text2);font-family:'Ubuntu',monospace;line-height:1.6;}
.basic-match-actions{display:flex;gap:5px;margin-top:7px;flex-wrap:wrap;}

/* Basic compare area */
.basic-compare-area{
  display:flex;flex-direction:column;
  padding:24px 28px;overflow-y:auto;
  gap:0;
}
.basic-compare-area::-webkit-scrollbar{width:6px;}
.basic-compare-area::-webkit-scrollbar-thumb{background:var(--border2);}
/* Palette bar - basic */
.basic-palette-bar{
  display:flex;gap:10px;flex-wrap:wrap;margin-bottom:22px;
}
.basic-palette-chip{
  display:flex;align-items:center;gap:9px;
  background:var(--surface);border:2px solid var(--border);
  padding:8px 16px 8px 8px;
}
.basic-chip-swatch{width:32px;height:32px;border:1px solid var(--border);}
.basic-chip-info{display:flex;flex-direction:column;}
.basic-chip-slot{font-size:0.65rem;font-weight:700;color:var(--accent);letter-spacing:0.5px;text-transform:uppercase;}
.basic-chip-name{font-size:0.88rem;font-weight:600;color:var(--text);}
.basic-palette-empty{color:var(--text3);font-size:0.95rem;padding:18px 20px;border:2px dashed var(--border);background:var(--surface);width:100%;margin-bottom:22px;}
/* Hide old palette bar — replaced by slots strip */
.basic-palette-bar{display:none!important;}
/* Compare heading */
.basic-section-title{
  font-size:0.72rem;font-weight:700;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--text3);
  margin-bottom:16px;border-bottom:2px solid var(--border);padding-bottom:8px;
  display:flex;align-items:center;gap:10px;
}
/* Large compare cards */
.basic-cards{
  display:grid;
  grid-template-columns:repeat(auto-fill,minmax(220px,1fr));
  gap:18px;margin-bottom:28px;
}
.basic-card{
  border:2px solid var(--border);background:var(--surface);
  overflow:hidden;cursor:pointer;transition:border-color 0.15s,box-shadow 0.15s;
}
.basic-card:hover{border-color:var(--accent);box-shadow:0 4px 20px var(--shadow);}
.basic-card-swatch{height:140px;}
.basic-card-body{padding:14px 16px;}
.basic-card-slot{font-size:0.65rem;font-weight:700;color:var(--accent);letter-spacing:1px;margin-bottom:3px;}
.basic-card-name{font-size:1rem;font-weight:700;margin-bottom:5px;color:var(--text);}
.basic-card-hex{font-size:0.84rem;color:var(--text2);font-family:'Ubuntu',monospace;margin-bottom:11px;}
.basic-code-row{display:flex;justify-content:space-between;align-items:center;gap:7px;margin-bottom:6px;}
.basic-code-label{font-size:0.72rem;font-weight:700;color:var(--text3);font-family:'Ubuntu',monospace;width:38px;flex-shrink:0;}
.basic-copy-chip{
  padding:4px 10px;font-size:0.74rem;font-family:'Ubuntu',monospace;
  cursor:pointer;border:1px solid var(--border2);background:var(--code-bg);
  color:var(--text2);transition:all 0.12s;text-align:right;flex:1;
}
.basic-copy-chip:hover{background:var(--accent);border-color:var(--accent);color:#fff;}
/* Pair buttons */
.basic-pair-row{display:flex;flex-wrap:wrap;gap:9px;margin-bottom:26px;}
.basic-pair-btn{
  display:flex;align-items:center;gap:9px;padding:10px 16px;
  border:2px solid var(--border);background:var(--surface);
  color:var(--text);cursor:pointer;font-family:'Ubuntu',sans-serif;
  font-size:0.88rem;font-weight:500;transition:all 0.12s;
}
.basic-pair-btn:hover{border-color:var(--accent);background:var(--accent-bg);}
.basic-pair-dot{width:22px;height:22px;border:1px solid var(--border);flex-shrink:0;}
/* Compare-with picker inside each card */
.basic-card-cmp-label{font-size:0.8rem;font-weight:700;color:var(--text2);margin:14px 0 8px;padding-top:12px;border-top:2px solid var(--border);}
/* Basic palette slot strip */
.basic-slots-section{margin-bottom:22px;}
.basic-slots-label{font-size:0.62rem;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--text3);margin-bottom:8px;}
.basic-slots{display:flex;gap:8px;flex-wrap:wrap;}
.basic-slot{position:relative;cursor:grab;user-select:none;}
.basic-slot:active{cursor:grabbing;}
.basic-slot-inner{
  width:74px;display:flex;flex-direction:column;align-items:center;
  border:2px solid var(--border);background:var(--surface);
  padding:0 0 6px;transition:border-color 0.12s,box-shadow 0.12s;
}
.basic-slot.active .basic-slot-inner{border-color:var(--accent);box-shadow:0 0 0 2px var(--accent-bg);}
.basic-slot.drag-over .basic-slot-inner{border-color:var(--accent2);border-style:dashed;}
.basic-slot.dragging{opacity:0.4;}
.basic-slot-swatch{width:70px;height:70px;flex-shrink:0;}
.basic-slot-name{font-size:0.58rem;font-weight:700;color:var(--text2);text-align:center;padding:0 3px;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;width:68px;line-height:1.3;}
.basic-slot-num{font-size:0.55rem;color:var(--text3);text-align:center;margin-top:1px;}
.basic-slot-empty-swatch{width:70px;height:70px;background:var(--slot-empty);display:flex;align-items:center;justify-content:center;color:var(--border2);font-size:22px;}
.basic-slot-x{
  position:absolute;top:-8px;right:-8px;z-index:2;
  width:20px;height:20px;border-radius:0;
  background:var(--red);color:#fff;border:none;cursor:pointer;
  font-size:11px;font-weight:700;display:none;
  align-items:center;justify-content:center;line-height:1;
}
.basic-slot:hover .basic-slot-x{display:flex;}
.basic-drag-hint{font-size:0.68rem;color:var(--text3);margin-top:6px;font-style:italic;}
.basic-card-cmp-row{display:flex;gap:6px;flex-wrap:wrap;}
.basic-cmp-chip{
  display:flex;align-items:center;gap:6px;padding:5px 9px;
  border:2px solid var(--border);background:var(--surface2);
  cursor:pointer;font-family:'Ubuntu',sans-serif;font-size:0.74rem;
  font-weight:500;color:var(--text2);transition:all 0.12s;
}
.basic-cmp-chip:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-bg);}
.basic-cmp-chip-dot{width:16px;height:16px;border:1px solid var(--border);flex-shrink:0;}

/* Responsive */
@media(max-width:900px){
  .basic-body{grid-template-columns:1fr;}
  .basic-sidebar{height:45vh;}
  .basic-compare-area{padding:16px;}
  .basic-cards{grid-template-columns:repeat(auto-fill,minmax(160px,1fr));}
}
@media(max-width:600px){
  .app-body{grid-template-columns:1fr;}
  .color-browser{height:40vh;}
  .right-col{overflow-y:auto;}
}