/* ================= DataNiva Customization Studio (builder) ================= */
#st4 .s4-root{ --s4-pad:14px; color:var(--ink); }
#studio4 .st-stage{ max-width:1320px; }

.s4-top{ display:flex; align-items:center; gap:12px; flex-wrap:wrap; margin-bottom:12px; }
.s4-title{ font-family:'Poppins',sans-serif; font-weight:700; font-size:1.15rem; }
.s4-title .sub{ font-family:'Inter',sans-serif; font-weight:500; font-size:.76rem; color:var(--muted); margin-left:8px; }
.s4-actions{ margin-left:auto; display:flex; gap:8px; flex-wrap:wrap; }
.s4-btn{ border:1px solid var(--line); background:rgba(255,255,255,.03); color:var(--ink); font:inherit; font-weight:600; font-size:.8rem;
  border-radius:10px; padding:8px 13px; cursor:pointer; display:inline-flex; align-items:center; gap:7px; transition:.15s; white-space:nowrap; }
.s4-btn:hover{ border-color:var(--st-accent); transform:translateY(-1px); }
.s4-btn.primary{ background:linear-gradient(135deg,var(--st-accent),var(--k1)); color:#fff; border-color:transparent; }

/* remove the in-panel header/toggle on the Customization panel → more canvas */
#studio4 .st-bar{ display:none !important; }
#studio4 .panel-inner{ padding-top:64px; }
#studio4 .st-stage{ margin:6px auto 14px; }

.s4-heading{ font-family:'Poppins',sans-serif; font-weight:700; font-size:1rem; color:var(--ink); }
/* Customization panel: canvas + slide-up data sheet on one page */
#studio4 .panel-inner{ position:relative; height:100vh; max-height:100vh; overflow:hidden; padding:0; }
#studio4 .s4-root{ height:100vh; display:flex; flex-direction:column; padding:60px clamp(14px,2.6vw,30px) 12px; box-sizing:border-box; }
.s4-body{ display:flex; flex-direction:column; flex:1 1 auto; min-height:0; }
.s4-body > .s4-canvas-wrap{ flex:1 1 auto; min-height:0; }
.s4-canvas.s4-nogrid{ background-image:none !important; }

/* horizontal scroll: ONE dark frame stays put; only its inside slides between white canvas and data tables */
.s4-stage{ position:relative; flex:1 1 auto; min-height:0; overflow-x:auto; overflow-y:hidden; scroll-snap-type:x proximity; scroll-behavior:smooth; scrollbar-width:none;
  border:1px solid var(--line); border-radius:14px; background:#0e0a15;
  background-image:radial-gradient(60% 60% at 50% 40%, rgba(157,139,196,.08), transparent 70%);
  box-shadow:0 30px 80px -40px rgba(0,0,0,.85); }
.s4-stage::-webkit-scrollbar{ height:0; width:0; display:none; }
.s4-track{ display:flex; width:200%; height:100%; }
.s4-view{ flex:0 0 50%; width:50%; height:100%; position:relative; scroll-snap-align:start; }
.s4-stage3 .s4-track{ width:300%; }
.s4-stage3 .s4-view{ flex:0 0 33.3333%; width:33.3333%; }
.s4-stage4 .s4-track{ width:400%; }
.s4-stage4 .s4-view{ flex:0 0 25%; width:25%; }
.s4-view-dash{ overflow:hidden; }
.s4-view-story{ overflow:hidden; }
.s4-view-ask{ overflow:hidden; }
.s4-view-dash .s4-canvas-wrap{ position:absolute; inset:0; border:none; border-radius:0; background:transparent; box-shadow:none; }
.s4-view-data{ overflow-y:auto; }
.s4-datainner{ min-height:100%; padding:20px clamp(16px,3vw,34px) 44px; box-sizing:border-box; }
.s4-datainner #datahub-root{ max-width:1180px; margin:0 auto; padding:0; }
.s4-view-data .dh-head{ display:none; }
.s4-view-data .dh-tabs{ margin-top:2px; }
.s4-root.showing-data .s4-tabbar{ opacity:0; visibility:hidden; transition:opacity .25s; }

/* always-visible Tables panel (docked right of canvas) */
.s4-tables{ position:absolute; top:14px; right:0; width:236px; max-height:calc(100vh - 120px); overflow-y:auto; z-index:30;
  background:linear-gradient(180deg,rgba(35,29,49,.97),rgba(28,23,40,.97)); border:1px solid var(--line); border-right:none;
  border-radius:14px 0 0 14px; padding:12px 12px 14px; box-shadow:-10px 0 34px rgba(0,0,0,.32);
  transform:translateX(calc(100% + 4px)); transition:transform .32s cubic-bezier(.2,.85,.3,1); }
.s4-tables.open{ transform:none; }
.s4-tables-tab{ position:absolute; top:14px; right:0; z-index:31; border:1px solid var(--line); border-right:none;
  background:linear-gradient(180deg,var(--k3,#b06ab3),var(--k4,#7b5ea7)); color:#fff; font-size:10.5px; font-weight:700; letter-spacing:.09em;
  padding:8px 10px; border-radius:12px 0 0 12px; cursor:pointer; box-shadow:-6px 0 18px rgba(0,0,0,.3); }
.s4-tables.open ~ .s4-tables-tab{ display:none; }
.s4-tbl-head{ display:flex; align-items:center; justify-content:space-between; font-size:12px; font-weight:800; color:var(--ink); letter-spacing:.02em; margin:0 2px 10px; }
.s4-tbl-edit{ background:none; border:none; color:var(--st-accent,#c58bd6); font-size:11px; font-weight:700; cursor:pointer; padding:2px 4px; }
.s4-tbl-empty{ font-size:11.5px; color:var(--muted); padding:8px 4px; line-height:1.5; }
.s4-tbl-card{ border:1px solid var(--line); border-radius:11px; padding:9px 9px 10px; margin-bottom:9px; background:rgba(255,255,255,.02); }
.s4-tbl-card.on{ border-color:var(--st-accent,#c58bd6); box-shadow:0 0 0 1px rgba(197,139,214,.25) inset; }
.s4-tbl-name{ display:flex; align-items:center; gap:6px; font-size:11.5px; font-weight:700; color:var(--ink); cursor:pointer; margin-bottom:8px; }
.s4-tbl-caret{ background:rgba(255,255,255,.05); border:1px solid var(--line); color:var(--ink); font-size:15px; line-height:1; width:24px; height:24px; display:inline-flex; align-items:center; justify-content:center; cursor:pointer; padding:0; margin:0 2px 0 -2px; border-radius:6px; flex:0 0 auto; }
.s4-tbl-caret:hover{ color:#fff; background:var(--st-accent,#c58bd6); border-color:var(--st-accent,#c58bd6); }
.s4-tbl-nm{ overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.s4-tbl-card.collapsed .s4-tbl-cols{ display:none; }
.s4-tbl-card.collapsed .s4-tbl-name{ margin-bottom:0; }
.s4-mdl-caret{ background:rgba(255,255,255,.08); border:1px solid rgba(255,255,255,.14); color:#fff; font-size:15px; line-height:1; width:24px; height:24px; display:inline-flex; align-items:center; justify-content:center; cursor:pointer; padding:0; margin-right:4px; border-radius:6px; flex:0 0 auto; }
.s4-mdl-caret:hover{ color:#fff; background:var(--st-accent,#c58bd6); border-color:var(--st-accent,#c58bd6); }
.s4-mdl-node.collapsed .s4-mdl-crow{ display:none; }
.s4-mdl-node.collapsed .s4-mdl-head{ border-radius:9px; }
.s4-tbl-dot{ width:7px; height:7px; border-radius:50%; background:var(--k2,#8e7cc3); flex:0 0 auto; }
.s4-tbl-card.on .s4-tbl-dot{ background:var(--st-accent,#c58bd6); }
.s4-tbl-count{ margin-left:auto; font-size:9.5px; font-weight:600; color:var(--muted); }
.s4-tbl-cols{ display:flex; flex-wrap:wrap; gap:5px; }
.s4-tables .s4-field{ margin:0; cursor:grab; }
.s4-tables .s4-field:active{ cursor:grabbing; }

/* slide-up data sheet — saved previous version (DATA_LAYOUT="sheet") */
.s4-datasheet{ position:absolute; inset:0; z-index:55; overflow:hidden; transform:translateY(100%); transition:transform .42s cubic-bezier(.2,.85,.3,1);
  background:var(--paper); background-image:radial-gradient(1100px 560px at 82% -8%, rgba(157,139,196,0.16), transparent 60%), radial-gradient(900px 520px at -6% 108%, rgba(143,191,201,0.13), transparent 60%);
  box-shadow:0 -30px 60px -30px rgba(0,0,0,.7); }
.s4-datasheet.open{ transform:none; }
.s4-sheet-inner{ height:100%; overflow-y:auto; padding:54px clamp(16px,3vw,34px) 40px; box-sizing:border-box; }
.s4-sheet-inner #datahub-root{ max-width:1180px; margin:0 auto; }
#datahub-root .s4-pane{ padding:20px 0; }
#datahub-root .s4-grid-wrap{ max-height:440px; }

/* connective view switch (Dashboard | Data) */
.s4-topline{ flex:0 0 auto; display:flex; align-items:flex-end; gap:14px; padding:0 6px; }
.s4-viewsw{ display:inline-flex; gap:2px; padding:3px; background:rgba(28,20,40,.6); border:1px solid var(--line); border-radius:999px; align-self:center; margin-bottom:2px; order:2; margin-left:auto; transition:none; }
.s4-root.showing-data .s4-viewsw{ order:0; margin-left:0; margin-right:auto; }
.s4-viewsw button{ border:0; background:transparent; color:var(--muted); font:inherit; font-weight:700; font-size:.76rem; padding:6px 13px; border-radius:999px; cursor:pointer; white-space:nowrap; }
.s4-viewsw button.on{ background:linear-gradient(135deg,#8a6fc0,#c9738f); color:#fff; }
.s4-viewsw button:hover:not(.on){ color:var(--ink); }

/* dashboard tabs (pages) */
.s4-topline .s4-tabbar{ flex:1 1 auto; }
.s4-tabbar{ flex:0 0 auto; display:flex; align-items:flex-end; gap:6px; padding:0 6px; height:40px; overflow-x:auto; }
.s4-tab{ display:inline-flex; align-items:center; gap:8px; border:1px solid var(--line); border-bottom:0; background:rgba(255,255,255,.02); color:var(--muted);
  font:inherit; font-weight:600; font-size:.82rem; border-radius:10px 10px 0 0; padding:9px 15px; cursor:pointer; white-space:nowrap; }
.s4-tab:hover{ color:var(--ink); }
.s4-tab.on{ color:var(--ink); background:#231d31; }
.s4-tab-x{ opacity:.45; font-size:.72rem; } .s4-tab-x:hover{ opacity:1; color:var(--st-accent); }
.s4-tab-add{ border:1px dashed var(--line); background:transparent; color:var(--st-accent); font:inherit; font-weight:700; font-size:.95rem; border-radius:9px; padding:5px 13px; cursor:pointer; align-self:center; }
.s4-tab-add:hover{ border-color:var(--st-accent); }

#s4drawertab{ top:50%; }

/* docked data workbench (with pop-out) */
.s4-drawer-data{ width:min(460px,86%); padding:0; }
.s4-drawer-data.popped{ left:50%; top:50%; bottom:auto; transform:translate(-50%,-50%); width:min(880px,92vw); height:min(80vh,760px);
  border-radius:16px; border:1px solid var(--line); box-shadow:0 40px 100px -30px rgba(0,0,0,.9); }
.s4-data-hd{ display:flex; align-items:center; gap:10px; padding:14px 14px 12px; border-bottom:1px solid var(--line); position:sticky; top:0; background:rgba(24,18,34,.98); z-index:2; }
.s4-data-title{ font-family:'Poppins',sans-serif; font-weight:700; font-size:.98rem; }
.s4-data-pop{ margin-left:auto; border:1px solid var(--line); background:transparent; color:var(--muted); font-size:.92rem; border-radius:8px; padding:3px 10px; cursor:pointer; }
.s4-data-pop:hover{ color:var(--st-accent); border-color:var(--st-accent); }
.s4-data-hd .s4-lib-x{ margin-left:0; }

/* Tables view (data hub) */
.s4-ds-list{ display:flex; flex-wrap:wrap; gap:8px; margin-bottom:16px; }
.s4-ds{ display:inline-flex; align-items:center; gap:8px; border:1px solid var(--line); background:rgba(255,255,255,.03); color:var(--ink); font:inherit; font-weight:600; font-size:.82rem; border-radius:10px; padding:8px 12px; cursor:pointer; }
.s4-ds:hover{ border-color:var(--st-accent); }
.s4-ds.on{ border-color:var(--st-accent); color:var(--st-accent); background:rgba(201,163,224,.08); }
.s4-ds-meta{ font-size:.66rem; color:var(--muted); }
.s4-ds-add{ display:inline-flex; align-items:center; gap:6px; border:1px dashed var(--line); background:transparent; color:var(--st-accent); font:inherit; font-weight:700; font-size:.8rem; border-radius:10px; padding:8px 12px; cursor:pointer; }
.s4-ds-add:hover{ border-color:var(--st-accent); }
.s4-ds-head{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-bottom:8px; }
.s4-ds-name{ font-family:'Poppins',sans-serif; font-size:.95rem; }
.s4-ds-sub{ font-size:.74rem; color:var(--muted); }
.s4-mini{ border:1px solid var(--line); background:transparent; color:var(--muted); font:inherit; font-size:.72rem; border-radius:8px; padding:3px 9px; cursor:pointer; }
.s4-mini:hover{ color:var(--st-accent); border-color:var(--st-accent); }
.s4-ds-active{ margin-left:auto; font-size:.72rem; font-weight:700; color:#7fd6a6; }
.s4-grid-wrap{ border:1px solid var(--line); border-radius:10px; overflow:auto; max-height:360px; margin-bottom:16px; }
.s4-grid{ border-collapse:collapse; font-size:.74rem; width:100%; }
.s4-grid th{ position:sticky; top:0; background:#26203a; color:var(--ink); text-align:left; padding:7px 11px; font-weight:700; white-space:nowrap; cursor:pointer; }
.s4-grid th:hover{ color:var(--st-accent); }
.s4-gx{ margin-left:8px; border:0; background:transparent; color:var(--muted); cursor:pointer; font-size:.72rem; opacity:.45; }
.s4-grid th:hover .s4-gx{ opacity:1; } .s4-gx:hover{ color:#e0899a; }
.s4-grid td{ padding:6px 11px; border-top:1px solid rgba(255,255,255,.06); color:var(--muted); white-space:nowrap; }
.s4-combos-row{ display:flex; flex-wrap:wrap; gap:8px; margin-top:8px; }
.s4-combo{ border:1px solid var(--st-accent); background:rgba(201,163,224,.08); color:var(--st-accent); font:inherit; font-weight:700; font-size:.78rem; border-radius:999px; padding:7px 14px; cursor:pointer; }
.s4-combo:hover{ background:var(--st-accent); color:#fff; }
.s4-field-link{ border:0; background:transparent; color:var(--st-accent); font:inherit; font-weight:700; cursor:pointer; text-decoration:underline; margin-left:6px; }

/* ============ Data hub page ============ */
#datahub{ flex:0 0 100vw; width:100vw; color:var(--ink); font-family:'Inter',system-ui,sans-serif; background:var(--paper);
  background-image:radial-gradient(1000px 520px at 85% -5%, rgba(157,139,196,.14), transparent 60%), radial-gradient(820px 520px at -6% 108%, rgba(143,191,201,.12), transparent 60%); }
#datahub .panel-inner{ height:100vh; max-height:100vh; overflow-y:auto; padding:70px 0 48px; box-sizing:border-box; }
#datahub-root{ max-width:1180px; margin:0 auto; padding:0 clamp(16px,3vw,34px); }
.dh-head{ margin-bottom:14px; }
.dh-head h2{ font-family:'Poppins',sans-serif; font-weight:700; font-size:1.8rem; margin:0 0 6px; }
.dh-lead{ color:var(--muted); font-size:.9rem; max-width:660px; margin:0 0 6px; line-height:1.5; }
.dh-head .s4-msg{ font-size:.76rem; color:var(--muted); }
.dh-tabs{ border-bottom:1px solid var(--line); margin-bottom:4px; flex-wrap:wrap; }
#datahub .s4-pane{ padding:20px 0; }
#datahub .s4-grid-wrap{ max-height:440px; }

/* model & join */
.s4-mdl-cards{ display:flex; flex-wrap:wrap; gap:12px; margin:6px 0 18px; }
.s4-mdl-card{ border:1px solid var(--line); border-radius:12px; padding:12px 14px; min-width:170px; background:linear-gradient(160deg,#241d33,#1b1528); }
.s4-mdl-card.on{ border-color:var(--st-accent); box-shadow:0 0 0 1px var(--st-accent); }
.s4-mdl-name{ font-family:'Poppins',sans-serif; font-weight:700; font-size:.9rem; margin-bottom:8px; }
.s4-mdl-cols{ display:flex; flex-wrap:wrap; gap:5px; }
.s4-mdl-cols span{ font-size:.66rem; color:var(--muted); background:rgba(255,255,255,.05); border-radius:6px; padding:2px 7px; }
.s4-mdl-builder{ border:1px solid var(--line); border-radius:12px; padding:14px 16px; margin-bottom:18px; background:rgba(255,255,255,.02); }
.s4-mdl-row{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; margin-top:10px; font-size:.84rem; color:var(--muted); }
.s4-mdl-row select{ font:inherit; font-size:.84rem; color:var(--ink); background:#161020; border:1px solid var(--line); border-radius:9px; padding:8px 11px; }
.s4-mdl-op{ font-size:1.1rem; color:var(--st-accent); font-weight:800; }
.dh-head .s4-viewsw{ margin-bottom:12px; }

/* clickable column menu (visual transforms) */
.s4-grid-note{ font-size:.72rem; color:var(--muted); margin-bottom:6px; }
.s4-th-name{ pointer-events:none; }
.s4-th-caret{ margin-left:8px; opacity:.4; font-size:.7rem; }
.s4-grid th{ user-select:none; }
.s4-grid th:hover .s4-th-caret{ opacity:1; }
.s4-colmenu{ position:fixed; z-index:9999; min-width:212px; max-width:240px; background:#1d1729; border:1px solid var(--line); border-radius:12px; box-shadow:0 30px 60px -24px rgba(0,0,0,.85); padding:6px; }
.s4-cm-item{ display:block; width:100%; text-align:left; border:0; background:transparent; color:var(--ink); font:inherit; font-size:.82rem; border-radius:8px; padding:8px 10px; cursor:pointer; }
.s4-cm-item:hover{ background:rgba(255,255,255,.05); }
.s4-cm-item.danger{ color:#e0899a; }
.s4-cm-sep{ height:1px; background:var(--line); margin:5px 6px; }
.s4-cm-f{ padding:4px 8px 8px; }
.s4-cm-lbl{ display:block; font-size:.66rem; font-weight:700; letter-spacing:.04em; text-transform:uppercase; color:var(--muted); margin-bottom:6px; }
.s4-cm-f input[type=text], .s4-cm-row input{ width:100%; box-sizing:border-box; font:inherit; font-size:.8rem; color:var(--ink); background:#161020; border:1px solid var(--line); border-radius:8px; padding:6px 9px; }
.s4-cm-row{ display:flex; gap:6px; }
.s4-cm-vals{ max-height:150px; overflow:auto; margin:8px 0; display:flex; flex-direction:column; gap:3px; }
.s4-cm-vals label{ display:flex; align-items:center; gap:7px; font-size:.76rem; color:var(--muted); }
.s4-cm-vals label span{ margin-left:auto; opacity:.6; }
.s4-cm-apply{ width:100%; margin-top:6px; }

/* drag a field onto a chart to set its axis */
.s4-w.s4-w-drop{ box-shadow:0 0 0 2px var(--st-accent), 0 0 28px -2px rgba(201,163,224,.6) !important; }
.s4-fieldmenu{ position:fixed; z-index:9999; min-width:184px; background:#1d1729; border:1px solid var(--st-accent); border-radius:12px; box-shadow:0 30px 60px -24px rgba(0,0,0,.85); padding:6px; }
.s4-fm-h{ font-size:.7rem; font-weight:700; color:var(--muted); padding:6px 10px 5px; }
.s4-fieldmenu button{ display:block; width:100%; text-align:left; border:0; background:transparent; color:var(--ink); font:inherit; font-size:.84rem; border-radius:8px; padding:9px 11px; cursor:pointer; }
.s4-fieldmenu button:hover{ background:var(--st-accent); color:#fff; }

/* visual data model (ER board) */
.s4-mdl-board{ position:relative; min-height:380px; border:1px solid var(--line); border-radius:14px; overflow:auto; margin:6px 0 18px;
  background-color:#161020; background-image:radial-gradient(circle, rgba(255,255,255,.045) 1px, transparent 1px); background-size:26px 26px; }
.s4-mdl-svg{ position:absolute; left:0; top:0; pointer-events:none; z-index:1; overflow:visible; }
.s4-mdl-node{ position:absolute; z-index:2; width:214px; border:1px solid var(--line); border-radius:12px; overflow:hidden; background:linear-gradient(160deg,#241d33,#1b1528); box-shadow:0 18px 40px -26px rgba(0,0,0,.8); }
.s4-mdl-node.on{ border-color:var(--st-accent); box-shadow:0 0 0 1px var(--st-accent), 0 18px 40px -26px rgba(0,0,0,.8); }
.s4-mdl-head{ display:flex; align-items:center; gap:8px; padding:9px 11px; background:rgba(255,255,255,.05); cursor:move; user-select:none; font-family:'Poppins',sans-serif; font-weight:700; font-size:.82rem; }
.s4-mdl-badge{ margin-left:auto; font-size:.62rem; color:var(--muted); font-weight:600; }
.s4-mdl-crow{ display:flex; align-items:center; gap:8px; padding:5px 11px; font-size:.76rem; color:var(--muted); border-top:1px solid rgba(255,255,255,.04); }
.s4-mdl-crow.connecting{ background:rgba(201,163,224,.14); color:var(--ink); }
.s4-mdl-cn{ white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
.s4-mdl-dot{ margin-left:auto; width:13px; height:13px; border-radius:50%; border:2px solid rgba(201,163,224,.55); cursor:pointer; flex:0 0 auto; transition:.12s; }
.s4-mdl-dot:hover{ border-color:#c9a3e0; background:rgba(201,163,224,.45); transform:scale(1.15); }
.s4-mdl-crow.connecting .s4-mdl-dot{ background:#c9a3e0; border-color:#c9a3e0; }
.s4-rels{ margin-top:4px; }
.s4-rels-empty{ font-size:.78rem; color:var(--muted); margin-top:8px; }
.s4-rel{ display:flex; align-items:center; gap:10px; flex-wrap:wrap; padding:8px 0; border-bottom:1px solid var(--line); font-size:.82rem; }
.s4-rel-txt b{ color:var(--st-accent); }
.s4-rel-type{ font:inherit; font-size:.76rem; color:var(--ink); background:#161020; border:1px solid var(--line); border-radius:8px; padding:4px 8px; margin-left:auto; }
.s4-rel-x{ border:0; background:transparent; color:var(--muted); cursor:pointer; font-size:.9rem; }
.s4-rel-x:hover{ color:#e0899a; }

/* left settings drawer (accordion) */
.s4-drawer.s4-drawer-set{ position:absolute; left:0; top:14px; bottom:auto; width:252px; max-height:calc(100vh - 132px); overflow-y:auto; z-index:30;
  background:linear-gradient(180deg,rgba(35,29,49,.98),rgba(28,23,40,.98)); border:1px solid var(--line); border-left:none;
  border-radius:0 14px 14px 0; padding:0; box-shadow:10px 0 34px rgba(0,0,0,.32); backdrop-filter:blur(12px);
  transform:translateX(calc(-100% - 6px)); transition:transform .32s cubic-bezier(.2,.85,.3,1); }
.s4-drawer.s4-drawer-set.open{ transform:none; }
.s4-set-hd{ display:flex; align-items:center; gap:8px; padding:14px 14px 12px; border-bottom:1px solid var(--line); position:sticky; top:0; background:rgba(24,18,34,.98); z-index:2; }
.s4-set-title{ font-family:'Poppins',sans-serif; font-weight:800; font-size:.84rem; letter-spacing:.01em; }
.s4-set-b{ padding:6px 12px; font-size:.76rem; margin-left:0; }
.s4-set-hd .s4-set-b:first-of-type{ margin-left:auto; }
.s4-set-hd .s4-lib-x{ margin-left:2px; }
.s4-acc{ padding:8px 10px 14px; }
.s4-acc-sec{ border-bottom:1px solid var(--line); }
.s4-acc-h{ width:100%; display:flex; align-items:center; justify-content:space-between; gap:8px; border:0; background:transparent; color:var(--ink);
  font:inherit; font-weight:600; font-size:.9rem; padding:13px 6px; cursor:pointer; text-align:left; }
.s4-acc-h:hover{ color:var(--st-accent); }
.s4-acc-chev{ color:var(--muted); font-size:.8rem; transition:transform .2s ease; }
.s4-acc-sec.open .s4-acc-chev{ transform:rotate(180deg); }
.s4-acc-body{ padding:2px 6px 14px; }
.s4-acc-list{ display:flex; flex-direction:column; gap:6px; }
.s4-acc-opt{ text-align:left; border:1px solid var(--line); background:rgba(255,255,255,.03); color:var(--ink); font:inherit; font-size:.82rem;
  border-radius:9px; padding:9px 12px; cursor:pointer; transition:.14s; }
.s4-acc-opt:hover{ border-color:var(--st-accent); background:rgba(255,255,255,.06); }
.s4-acc-opt.on{ border-color:var(--st-accent); color:var(--st-accent); font-weight:700; }
.s4-acc-row{ display:flex; align-items:center; justify-content:space-between; gap:10px; padding:8px 4px; font-size:.84rem; color:var(--ink); }
.s4-toggle{ flex:0 0 auto; width:40px; height:22px; border-radius:999px; border:0; cursor:pointer; padding:0; position:relative; background:rgba(150,140,170,.32); transition:background .2s ease; }
.s4-toggle i{ position:absolute; top:2px; left:2px; width:18px; height:18px; border-radius:50%; background:#fff; box-shadow:0 2px 5px rgba(0,0,0,.4); transition:transform .2s cubic-bezier(.3,1.4,.5,1); }
.s4-toggle.on{ background:linear-gradient(90deg,#8a6fc0,#c9738f); }
.s4-toggle.on i{ transform:translateX(18px); }
.s4-acc .s4-pop-h{ margin:6px 2px 6px; }
.s4-acc .s4-pop-row{ margin-bottom:8px; }

/* ============ subtle feedback ============ */
.s4-toast{ position:fixed; left:50%; bottom:32px; transform:translate(-50%,20px); z-index:9999; pointer-events:none;
  font-family:'Poppins',sans-serif; font-weight:700; font-size:.9rem; color:#fff; padding:10px 20px; border-radius:999px;
  background:rgba(36,29,51,.96); border:1px solid var(--line); box-shadow:0 16px 40px -14px rgba(0,0,0,.7); opacity:0; transition:opacity .35s ease, transform .35s cubic-bezier(.2,.85,.3,1); }
.s4-toast.show{ opacity:1; transform:translate(-50%,0); }

/* snap guides glow */
.s4-guide{ box-shadow:0 0 8px 1px rgba(201,163,224,.7); }

/* ---- bottom strip tabs (Charts | Your data) ---- */
.s4-strip-tabs{ display:flex; gap:6px; padding:10px 14px 0; background:rgba(20,16,30,.97); }
.s4-st-tab{ border:1px solid var(--line); background:transparent; color:var(--muted); font:inherit; font-weight:700; font-size:.78rem; border-radius:9px 9px 0 0; padding:8px 15px; cursor:pointer; }
.s4-st-tab.on{ color:#fff; background:linear-gradient(135deg,#8a6fc0,#c9738f); border-color:transparent; }

/* ---- data fields → chart ---- */
.s4-fields{ padding:4px 2px 2px; }
.s4-fields-hint{ font-size:.78rem; color:var(--muted); margin:2px 2px 12px; }
.s4-fields-g{ display:flex; align-items:center; gap:12px; margin-bottom:10px; }
.s4-fields-lbl{ flex:0 0 84px; font-size:.66rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--muted); }
.s4-fields-row{ display:flex; gap:8px; flex-wrap:wrap; }
.s4-field{ display:inline-flex; align-items:center; gap:8px; cursor:grab; border:1px solid var(--line); border-radius:999px; padding:7px 14px 7px 8px; font-size:.82rem; font-weight:600; color:var(--ink);
  background:rgba(255,255,255,.03); transition:transform .12s ease, box-shadow .12s ease, border-color .12s ease; }
.s4-field:hover{ transform:translateY(-2px); border-color:var(--st-accent); box-shadow:0 12px 24px -14px rgba(0,0,0,.7); }
.s4-field:active{ cursor:grabbing; }
.s4-field-ic{ width:22px; height:22px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:.66rem; font-weight:800; color:#1a1020; }
.s4-field-cat .s4-field-ic{ background:linear-gradient(135deg,#c9a7ec,#9d8bc4); }
.s4-field-num .s4-field-ic{ background:linear-gradient(135deg,#8fd8c4,#e0bb8f); }
.s4-field-date .s4-field-ic{ background:linear-gradient(135deg,#93c0f0,#c98fa6); color:#fff; }

/* undo / redo cluster */
.s4-hist{ position:absolute; left:14px; top:14px; z-index:47; display:flex; gap:6px; }
.s4-hist button{ width:34px; height:34px; border-radius:10px; border:1px solid var(--line); cursor:pointer; font-size:1.05rem; line-height:1; color:var(--ink);
  background:rgba(36,29,51,.92); backdrop-filter:blur(8px); box-shadow:0 12px 26px -14px rgba(0,0,0,.7); transition:.14s; }
.s4-hist button:hover:not(:disabled){ border-color:var(--st-accent); color:var(--st-accent); transform:translateY(-1px); }
.s4-hist button:disabled{ opacity:.4; cursor:default; }

/* ---- auto-insight bubble ---- */
.s4-insight{ position:absolute; left:10px; top:-14px; z-index:8; font-family:'Inter',sans-serif; font-weight:700; font-size:.68rem; color:#fff; white-space:nowrap;
  background:linear-gradient(135deg,#8a6fc0,#c9738f); padding:5px 11px; border-radius:999px; box-shadow:0 10px 22px -10px rgba(138,111,192,.8);
  opacity:0; transform:translateY(6px) scale(.9); transition:opacity .3s ease, transform .35s cubic-bezier(.2,.9,.3,1.3); pointer-events:none; }
.s4-insight.show{ opacity:1; transform:none; }

/* ---- Tidy button ---- */
.s4-tidy{ position:absolute; right:16px; bottom:58px; z-index:47; border:1px solid var(--line); cursor:pointer; font-family:'Poppins',sans-serif; font-weight:700; font-size:.82rem; color:var(--ink);
  background:rgba(36,29,51,.92); backdrop-filter:blur(8px); border-radius:999px; padding:11px 18px; box-shadow:0 16px 34px -16px rgba(0,0,0,.7); transition:transform .16s ease, border-color .16s ease, color .16s ease; }
.s4-tidy:hover{ transform:translateY(-2px); border-color:var(--st-accent); color:var(--st-accent); }
.s4-w.s4-tidymove{ transition:left .42s cubic-bezier(.2,.85,.3,1), top .42s cubic-bezier(.2,.85,.3,1), width .42s cubic-bezier(.2,.85,.3,1), height .42s cubic-bezier(.2,.85,.3,1); }

/* library tile hover shimmer */
.s4-gt{ position:relative; }
.s4-gt::after{ content:""; position:absolute; inset:0; z-index:3; pointer-events:none; background:linear-gradient(105deg, transparent 38%, rgba(255,255,255,.35) 50%, transparent 62%); transform:translateX(-120%); }
.s4-gt:hover::after{ animation:s4shimmer .8s ease; }
@keyframes s4shimmer{ to{ transform:translateX(120%); } }

/* left slide-out drawer (Chart Library) */
/* left menu cards (split from the old Setup drawer) */
.s4-leftmenus{ position:absolute; left:0; top:70px; z-index:30; display:flex; flex-direction:column; align-items:flex-start; gap:7px; }
.s4-lmenu{ position:relative; display:flex; flex-direction:column; align-items:flex-start; }
.s4-lmenu-h{ display:flex; align-items:center; justify-content:space-between; gap:6px; white-space:nowrap; box-sizing:border-box; width:128px; height:34px; border:1px solid var(--line); border-left:none;
  background:linear-gradient(180deg,var(--k3,#b06ab3),var(--k4,#7b5ea7)); color:#fff; font:inherit; font-weight:700; font-size:10.5px; letter-spacing:.03em;
  padding:0 10px; border-radius:0 12px 12px 0; cursor:pointer; box-shadow:6px 0 18px rgba(0,0,0,.3); }
.s4-lmenu-h:hover{ filter:brightness(1.08); }
.s4-lmenu-cv{ font-size:.72rem; opacity:.9; }
.s4-lmenu-b{ display:none; }
.s4-lmenu.open .s4-lmenu-b{ display:block; position:absolute; left:100%; top:0; margin-left:8px; width:238px; padding:12px 13px 14px; border:1px solid var(--line); border-radius:12px;
  background:linear-gradient(180deg,rgba(35,29,49,.98),rgba(28,23,40,.98)); box-shadow:0 20px 46px -18px rgba(0,0,0,.75); z-index:6; }
.s4-lmenu-actions{ display:flex; gap:6px; margin:2px 0 8px; }
.s4-lmenu-actions .s4-set-b{ flex:1 1 auto; }
/* right-side, bottom-docked Save & export pill */
.s4-rightmenus{ position:absolute; right:0; bottom:118px; z-index:31; }
.s4-rmenu{ position:relative; }
.s4-rmenu-h{ display:flex; align-items:center; gap:8px; white-space:nowrap; box-sizing:border-box; height:38px; border:1px solid var(--line); border-right:none;
  background:linear-gradient(180deg,var(--k3,#b06ab3),var(--k4,#7b5ea7)); color:#fff; font:inherit; font-weight:700; font-size:11px; letter-spacing:.05em;
  padding:0 12px; border-radius:13px 0 0 13px; cursor:pointer; box-shadow:-6px 0 18px rgba(0,0,0,.3); }
.s4-rmenu-h:hover{ filter:brightness(1.08); }
.s4-rmenu-b{ display:none; }
.s4-rmenu.open .s4-rmenu-b{ display:block; position:absolute; right:100%; bottom:0; margin-right:8px; width:238px; padding:12px 13px 14px; border:1px solid var(--line); border-radius:12px;
  background:linear-gradient(180deg,rgba(35,29,49,.98),rgba(28,23,40,.98)); box-shadow:0 20px 46px -18px rgba(0,0,0,.75); z-index:6; }
.s4-drawer-tab{ position:absolute; left:0; top:14px; transform:none; z-index:31; writing-mode:horizontal-tb; border:1px solid var(--line); border-left:none;
  background:linear-gradient(180deg,var(--k3,#b06ab3),var(--k4,#7b5ea7)); color:#fff; font:inherit; font-weight:700; font-size:10.5px; letter-spacing:.09em; padding:8px 10px;
  border-radius:0 12px 12px 0; cursor:pointer; box-shadow:6px 0 18px rgba(0,0,0,.3); }
.s4-drawer-tab.on{ display:none; }
.s4-drawer{ position:absolute; left:0; top:0; bottom:0; width:min(440px,74%); z-index:46; overflow-y:auto; padding:16px;
  background:rgba(24,18,34,.97); backdrop-filter:blur(12px); border-right:1px solid rgba(201,163,224,.25); box-shadow:30px 0 70px -30px rgba(0,0,0,.9);
  transform:translateX(-102%); transition:transform .34s cubic-bezier(.2,.8,.3,1); }
.s4-drawer.open{ transform:none; }
.s4-lib-h{ display:flex; align-items:baseline; gap:10px; font-family:'Poppins',sans-serif; font-weight:700; font-size:.98rem; margin:2px 2px 14px; }
.s4-lib-h span{ font-family:'Inter',sans-serif; font-weight:500; font-size:.72rem; color:var(--muted); }
.s4-lib-x{ margin-left:auto; border:0; background:transparent; color:var(--muted); font-size:1.1rem; cursor:pointer; line-height:1; }
.s4-lib-x:hover{ color:#fff; }
.s4-lib-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:12px; }

/* bottom slide-up strip (Chart Library) */
.s4-strip{ position:absolute; left:0; right:0; bottom:0; z-index:44; transform:translateY(calc(100% - 36px)); transition:transform .34s cubic-bezier(.2,.8,.3,1); }
.s4-strip.open{ transform:none; }
.s4-strip-handle{ display:block; margin:0 auto; border:1px solid var(--line); border-bottom:0; background:linear-gradient(180deg,var(--k3,#b06ab3),var(--k4,#7b5ea7)); color:#fff;
  font:inherit; font-weight:700; font-size:.76rem; letter-spacing:.02em; padding:8px 26px; border-radius:12px 12px 0 0; cursor:pointer; box-shadow:0 -8px 22px -14px rgba(0,0,0,.7); }
.s4-strip-handle:hover{ filter:brightness(1.08); }
.s4-strip-row{ display:block; padding:10px 14px 14px; background:rgba(20,16,30,.97); backdrop-filter:blur(10px); border-top:1px solid rgba(201,163,224,.22); max-height:300px; overflow:hidden; }

/* category chips + layouts (shared by drawer + strip) */
.s4-lib-cats{ display:flex; gap:6px; overflow-x:auto; padding-bottom:4px; margin-bottom:2px; }
.s4-lc{ flex:0 0 auto; border:1px solid var(--line); background:transparent; color:var(--muted); font:inherit; font-weight:600; font-size:.72rem; border-radius:999px; padding:5px 12px; cursor:pointer; white-space:nowrap; }
.s4-lc:hover{ color:var(--ink); border-color:var(--st-accent); }
.s4-lc.on{ background:var(--st-accent); color:#fff; border-color:transparent; }
.s4-lib-grid{ display:grid; grid-template-columns:repeat(2,1fr); gap:12px; margin-top:10px; }
.s4-lib-row{ display:flex; gap:12px; overflow-x:auto; padding-top:10px; }
.s4-lib-row .s4-gt{ flex:0 0 212px; }

/* gallery chart rendered inside a canvas widget */
.s4-gwrap{ position:absolute; inset:0; }
.s4-gwrap svg{ width:100%; height:100%; display:block; }
/* gallery renderers style text via CSS (like the Chart Library) — keep labels legible on the dusty tiles */
.s4-gt-prev svg text, .s4-gwrap svg text{ fill:rgba(255,255,255,.82); }
.s4-gph{ position:absolute; inset:0; display:flex; align-items:center; justify-content:center; color:rgba(255,255,255,.72); font-size:.82rem; text-align:center; padding:12px; }

/* gallery tile (dusty pastel, Chart-Library look) */
.s4-gt{ border-radius:12px; overflow:hidden; cursor:grab; box-shadow:inset 0 1px 0 rgba(255,255,255,.20), 0 16px 34px -22px rgba(0,0,0,.7); transition:transform .14s ease, box-shadow .14s ease; }
.s4-gt:hover{ transform:translateY(-3px); box-shadow:inset 0 1px 0 rgba(255,255,255,.30), 0 24px 46px -18px rgba(0,0,0,.85), 0 0 0 2px rgba(201,163,224,.65); }
.s4-gt:active{ cursor:grabbing; }
.s4-gt-prev{ height:104px; display:flex; align-items:center; justify-content:center; overflow:hidden; }
.s4-gt-prev svg{ width:100%; height:100%; display:block; }
.s4-gt-tbl{ width:100%; padding:8px 11px; box-sizing:border-box; }
.s4-gt-tbl table{ width:100%; border-collapse:collapse; font-size:.58rem; color:rgba(255,255,255,.9); }
.s4-gt-tbl th{ text-align:left; padding:2px 4px; font-weight:700; border-bottom:1px solid rgba(255,255,255,.28); }
.s4-gt-tbl td{ padding:2px 4px; color:rgba(255,255,255,.78); }
.s4-gt-name{ padding:8px 12px; font-size:.64rem; font-weight:700; letter-spacing:.09em; text-transform:uppercase; color:rgba(255,255,255,.92); text-shadow:0 1px 8px rgba(0,0,0,.45); white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
@media (max-width:1000px){ .s4-body{ height:auto; } }

/* left chart tiles (Chart-Library style, pastel, live previews) */
.s4-tiles{ border:1px solid var(--line); border-radius:14px; background:linear-gradient(160deg,#241d33,#1b1528); display:flex; flex-direction:column; overflow:hidden; }
.s4-tiles-h{ font-size:.66rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--muted); padding:12px 12px 8px; flex:0 0 auto; }
.s4-tiles-h span{ font-weight:600; letter-spacing:0; text-transform:none; opacity:.65; }
.s4-tiles-list{ flex:1 1 auto; min-height:0; overflow-y:auto; padding:0 10px 12px; display:flex; flex-direction:column; gap:10px; }
.s4-tile{ border-radius:11px; overflow:hidden; cursor:grab; border:1px solid rgba(255,255,255,.06); box-shadow:0 10px 22px -16px rgba(0,0,0,.7); transition:transform .14s ease, box-shadow .14s ease; }
.s4-tile:hover{ transform:translateY(-2px); box-shadow:0 16px 30px -14px rgba(0,0,0,.85), 0 0 0 2px var(--st-accent); }
.s4-tile:active{ cursor:grabbing; }
.s4-tile-prev{ height:78px; display:flex; align-items:center; justify-content:center; overflow:hidden; }
.s4-tile-prev svg{ width:100%; height:100%; display:block; }
.s4-tile-tbl{ width:100%; height:100%; overflow:hidden; padding:6px 8px; box-sizing:border-box; }
.s4-tile-tbl table{ width:100%; border-collapse:collapse; font-size:.54rem; color:#2b2440; }
.s4-tile-tbl th{ text-align:left; padding:1px 3px; font-weight:700; }
.s4-tile-tbl td{ padding:1px 3px; color:rgba(43,36,64,.72); }
.s4-tile-name{ padding:6px 10px; font-size:.74rem; font-weight:700; color:#f0eaf7; background:#221b31; }

/* floating inspector (replaces the fixed right column) */
.s4-float{ position:absolute; top:14px; left:14px; z-index:52; width:252px; max-height:calc(100% - 28px); display:none; flex-direction:column;
  background:rgba(28,21,40,.95); backdrop-filter:blur(12px); border:1px solid rgba(201,163,224,.30); border-radius:14px; box-shadow:0 30px 70px -26px rgba(0,0,0,.85); overflow:hidden; }
.s4-float.show{ display:flex; }
.s4-float-hd{ display:flex; align-items:center; gap:8px; padding:11px 14px; font-family:'Poppins',sans-serif; font-weight:700; font-size:.9rem; color:var(--ink); border-bottom:1px solid var(--line); }
.s4-float-x{ margin-left:auto; border:0; background:transparent; color:var(--muted); font-size:1rem; cursor:pointer; line-height:1; }
.s4-float-x:hover{ color:#fff; }
.s4-float-body{ padding:12px 14px 14px; overflow-y:auto; }
.s4-del{ width:100%; margin-top:8px; border:1px solid var(--line); background:transparent; color:#e0899a; font:inherit; font-weight:700; border-radius:9px; padding:9px; cursor:pointer; }
.s4-del:hover{ background:#e0899a; color:#1a1020; border-color:transparent; }
.s4-sw-none{ background:repeating-conic-gradient(#b7b0c4 0% 25%, #fff 0% 50%) 50%/9px 9px; }

/* theme popover */
.s4-theme-pop{ min-width:184px; padding:10px; }
.s4-pop-h{ font-size:.62rem; font-weight:700; letter-spacing:.06em; text-transform:uppercase; color:var(--muted); margin:4px 2px 6px; }
.s4-pop-row{ display:flex; gap:6px; flex-wrap:wrap; align-items:center; margin-bottom:9px; }
.s4-pop-note{ font-size:.72rem; color:var(--muted); }

/* left rail: draggable widget palette */
.s4-rail{ display:flex; flex-direction:column; gap:8px; padding:8px; border:1px solid var(--line); border-radius:14px;
  background:linear-gradient(160deg,#241d33,#1b1528); overflow-y:auto; }
.s4-tool{ position:relative; display:flex; flex-direction:column; align-items:center; gap:3px; padding:8px 4px; border-radius:10px;
  border:1px solid transparent; background:rgba(255,255,255,.03); cursor:grab; color:var(--muted); transition:.14s; }
.s4-tool:hover{ color:var(--ink); border-color:var(--st-accent); background:rgba(255,255,255,.06); transform:translateY(-1px); }
.s4-tool:active{ cursor:grabbing; }
.s4-tool svg{ width:22px; height:22px; }
.s4-tool span{ font-size:.56rem; font-weight:700; letter-spacing:.02em; text-transform:uppercase; }
@media (max-width:1000px){ .s4-rail{ flex-direction:row; flex-wrap:wrap; } .s4-tool{ flex:0 0 auto; width:64px; } }

/* center: fixed-ratio artboard (the exportable dashboard page) */
.s4-canvas-wrap{ position:relative; border:1px solid var(--line); border-radius:14px; overflow:hidden; background:#0e0a15;
  background-image:radial-gradient(60% 60% at 50% 40%, rgba(157,139,196,.08), transparent 70%);
  display:flex; align-items:center; justify-content:center; padding:16px; }
.s4-canvas{ position:relative; flex:0 0 auto; transform-origin:center center; border-radius:6px;
  background-color:#f6f4fb;
  background-image:linear-gradient(var(--s4grid,rgba(20,15,40,.05)) 1px, transparent 1px), linear-gradient(90deg, var(--s4grid,rgba(20,15,40,.05)) 1px, transparent 1px);
  background-size:32px 32px;
  box-shadow:0 40px 90px -34px rgba(0,0,0,.9), 0 0 0 1px rgba(255,255,255,.10); transition:background-color .3s ease; }
.s4-canvas.s4-empty::after{ content:"Drag a chart here — or click a tool on the left"; position:absolute; inset:0; display:flex; align-items:center; justify-content:center;
  color:rgba(130,120,150,.7); font-size:1.05rem; font-weight:600; pointer-events:none; letter-spacing:.01em; }
.s4-canvas.s4-drop{ box-shadow:0 40px 90px -34px rgba(0,0,0,.9), 0 0 0 2px var(--st-accent); }
.s4-artlabel{ position:absolute; left:10px; bottom:8px; z-index:2; font-family:ui-monospace,monospace; font-size:.66rem; letter-spacing:.06em;
  color:rgba(130,120,150,.7); pointer-events:none; }

/* aspect selector + export menu */
.s4-aspect{ display:flex; align-items:center; gap:6px; margin-right:auto; }
.s4-aspect .lbl{ font-size:.68rem; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color:var(--muted); }
.s4-aspect select{ font:inherit; font-size:.78rem; font-weight:600; color:var(--ink); background:rgba(255,255,255,.03); border:1px solid var(--line); border-radius:9px; padding:7px 10px; cursor:pointer; }
.s4-menu-wrap{ position:relative; }
.s4-menu{ position:absolute; right:0; top:calc(100% + 6px); z-index:60; min-width:250px; padding:6px;
  background:#1d1729; border:1px solid var(--line); border-radius:12px; box-shadow:0 30px 60px -24px rgba(0,0,0,.85); display:none; }
.s4-menu.open{ display:block; }
.s4-menu button{ display:flex; align-items:flex-start; gap:10px; width:100%; text-align:left; border:0; background:transparent; color:var(--ink);
  font:inherit; font-size:.82rem; border-radius:9px; padding:9px 11px; cursor:pointer; }
.s4-menu button:hover{ background:rgba(255,255,255,.05); }
.s4-menu button .ic{ flex:0 0 auto; width:18px; text-align:center; opacity:.85; }
.s4-menu button .mt{ font-weight:600; } .s4-menu button .md{ display:block; font-weight:500; font-size:.7rem; color:var(--muted); margin-top:1px; }
.s4-menu .sep{ height:1px; background:var(--line); margin:5px 8px; }
.s4-menu .tag{ font-size:.6rem; font-weight:700; color:var(--st-accent); border:1px solid var(--line); border-radius:5px; padding:0 4px; margin-left:auto; align-self:center; }

/* in-studio chart shelf (live previews with your data) */
.s4-tool.s4-browse{ border:1px solid var(--st-accent); color:var(--st-accent); background:rgba(201,163,224,.10); cursor:pointer; }
.s4-tool.s4-browse.on{ background:var(--st-accent); color:#fff; }
.s4-shelf{ position:absolute; left:0; right:0; bottom:0; z-index:40; padding:14px 16px 16px;
  background:linear-gradient(0deg,#1a1426 82%, rgba(26,20,38,0));
  transform:translateY(112%); transition:transform .34s cubic-bezier(.2,.8,.3,1); }
.s4-shelf.open{ transform:none; }
.s4-shelf-hd{ display:flex; align-items:baseline; gap:10px; margin-bottom:11px; }
.s4-shelf-hd b{ font-family:'Poppins',sans-serif; font-size:.95rem; }
.s4-shelf-sub{ font-size:.72rem; color:var(--muted); }
.s4-shelf-x{ margin-left:auto; border:0; background:transparent; color:var(--muted); font-size:1.15rem; cursor:pointer; line-height:1; }
.s4-shelf-x:hover{ color:#fff; }
.s4-shelf-row{ display:flex; gap:12px; overflow-x:auto; padding-bottom:6px; }
.s4-shelf-card{ flex:0 0 auto; width:200px; border:1px solid var(--line); border-radius:12px; overflow:hidden; cursor:grab;
  background:#fff; box-shadow:0 14px 30px -20px rgba(0,0,0,.7); transition:transform .14s ease, box-shadow .14s ease; }
.s4-shelf-card:hover{ transform:translateY(-4px); box-shadow:0 22px 44px -18px rgba(0,0,0,.85), 0 0 0 2px var(--st-accent); }
.s4-shelf-card:active{ cursor:grabbing; }
.s4-shelf-prev{ height:120px; background:#fff; display:flex; align-items:center; justify-content:center; overflow:hidden; }
.s4-shelf-prev svg{ width:100%; height:100%; display:block; }
.s4-shelf-tbl{ width:100%; height:100%; overflow:hidden; padding:6px 9px; box-sizing:border-box; }
.s4-shelf-tbl table{ width:100%; border-collapse:collapse; font-size:.62rem; color:#2b2440; }
.s4-shelf-tbl th{ text-align:left; padding:2px 4px; font-weight:700; border-bottom:1px solid rgba(20,15,40,.14); }
.s4-shelf-tbl td{ padding:2px 4px; color:rgba(43,36,64,.72); }
.s4-shelf-name{ display:flex; align-items:center; justify-content:space-between; padding:8px 11px; font-weight:700; font-size:.8rem; color:#f0eaf7; background:#221b31; }
.s4-shelf-name span{ color:var(--st-accent); font-size:1.05rem; }

/* widget */
.s4-w{ position:absolute; border-radius:12px; overflow:hidden; background:#ffffff; border:1px solid rgba(20,15,40,.14);
  box-shadow:0 14px 32px -20px rgba(0,0,0,.5); display:flex; flex-direction:column; transition:box-shadow .15s ease; }
.s4-w.sel{ box-shadow:0 0 0 2px var(--st-accent), 0 22px 46px -22px rgba(0,0,0,.85); z-index:5; }
.s4-w-hd{ display:flex; align-items:center; gap:8px; padding:8px 10px; cursor:move; user-select:none; flex:0 0 auto; }
.s4-w-hd .t{ flex:1 1 auto; min-width:0; font-weight:700; font-size:.78rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; outline:none; }
.s4-w-hd .t[contenteditable="true"]{ overflow:visible; white-space:normal; cursor:text; background:rgba(197,139,214,.12); border-radius:4px; padding:0 3px; }
/* chart legend */
.s4-legend{ flex:0 0 auto; display:flex; flex-wrap:wrap; align-items:center; gap:4px 12px; padding:4px 10px 6px; overflow:hidden; }
.s4-lg-title{ font-weight:700; opacity:.9; margin-right:4px; }
.s4-lg-item{ display:inline-flex; align-items:center; gap:5px; font-size:.7rem; }
.s4-lg-sw{ width:10px; height:10px; border-radius:3px; flex:0 0 auto; }
.s4-lg-lb{ outline:none; cursor:text; white-space:nowrap; }
.s4-lg-lb[contenteditable="true"]{ background:rgba(197,139,214,.16); border-radius:3px; padding:0 3px; }
/* palette / bg dropdowns */
.s4-palsel{ display:flex; align-items:center; gap:8px; }
.s4-palsel select{ flex:1 1 auto; }
.s4-palprev{ width:34px; height:22px; border-radius:5px; flex:0 0 auto; border:1px solid var(--line); }
.s4-fld-check{ margin:2px 0 8px; }
.s4-check{ display:flex; align-items:center; gap:8px; font-size:.82rem; font-weight:600; color:var(--ink); cursor:pointer; }
.s4-check input{ width:16px; height:16px; accent-color:var(--st-accent,#c58bd6); }
/* text & labels styling section */
.s4-textstyle{ border-top:1px solid var(--line); margin-top:6px; padding-top:10px; }
.s4-ts-h{ font-size:.82rem; font-weight:800; color:var(--ink); margin-bottom:8px; display:flex; align-items:baseline; gap:8px; flex-wrap:wrap; }
.s4-ts-tip{ font-size:.64rem; font-weight:500; color:var(--muted); }
.s4-apall{ width:100%; margin-top:6px; padding:9px; border:1px dashed var(--st-accent,#c58bd6); background:rgba(197,139,214,.1); color:var(--ink); border-radius:8px; font-size:.76rem; font-weight:700; cursor:pointer; }
.s4-apall:hover{ background:rgba(197,139,214,.2); }
.s4-w-hd .g{ margin-left:auto; opacity:.35; font-size:.7rem; letter-spacing:1px; }
.s4-w-body{ position:relative; flex:1 1 auto; min-height:0; }
.s4-w-body svg{ width:100%; height:100%; display:block; overflow:visible; }
.s4-w-body .s4-kpi{ position:absolute; inset:0; display:flex; flex-direction:column; align-items:center; justify-content:center; text-align:center; padding:6px; }
.s4-w-body .s4-kpi .v{ font-family:'Poppins',sans-serif; font-weight:800; line-height:1; }
.s4-w-body .s4-kpi .l{ font-size:.66rem; letter-spacing:.08em; text-transform:uppercase; color:var(--muted); margin-top:6px; }
.s4-w-body .s4-note{ position:absolute; inset:0; padding:12px 14px; overflow:auto; font-size:.86rem; line-height:1.5; }
.s4-w-body .s4-tbl{ position:absolute; inset:0; overflow:auto; }
.s4-tbl table{ width:100%; border-collapse:collapse; font-size:.72rem; }
.s4-tbl th{ text-align:left; padding:6px 9px; position:sticky; top:0; background:#26203a; color:var(--ink); font-weight:700; }
.s4-tbl td{ padding:5px 9px; border-top:1px solid rgba(255,255,255,.06); color:var(--muted); white-space:nowrap; }
/* resize handle */
.s4-rz{ position:absolute; right:2px; bottom:2px; width:16px; height:16px; cursor:nwse-resize; z-index:6;
  background:linear-gradient(135deg,transparent 45%, var(--st-accent) 45%, var(--st-accent) 55%, transparent 55%, transparent 70%, var(--st-accent) 70%, var(--st-accent) 80%, transparent 80%); opacity:.6; }
.s4-w:hover .s4-rz{ opacity:1; }
.s4-w .s4-wdel{ border:0; background:transparent; color:var(--muted); cursor:pointer; font-size:.9rem; line-height:1; padding:0 2px; }
.s4-w .s4-wdel:hover{ color:#fff; }
/* alignment guide */
.s4-guide{ position:absolute; z-index:20; pointer-events:none; background:var(--st-accent); opacity:.8; }
.s4-guide.v{ width:1px; top:0; bottom:0; }
.s4-guide.h{ height:1px; left:0; right:0; }

/* right inspector */
.s4-insp{ border:1px solid var(--line); border-radius:14px; background:linear-gradient(160deg,#241d33,#1b1528); padding:14px; overflow-y:auto; }
.s4-insp h4{ font-family:'Poppins',sans-serif; font-weight:700; font-size:.9rem; margin:0 0 4px; }
.s4-insp .hint{ font-size:.72rem; color:var(--muted); margin:0 0 12px; }
.s4-fld{ margin-bottom:11px; }
.s4-fld label{ display:block; font-size:.68rem; font-weight:700; letter-spacing:.05em; text-transform:uppercase; color:var(--muted); margin-bottom:5px; }
.s4-fld input[type=text], .s4-fld select, .s4-fld textarea{ width:100%; box-sizing:border-box; font:inherit; font-size:.82rem; color:var(--ink);
  background:#161020; border:1px solid var(--line); border-radius:9px; padding:8px 10px; }
.s4-fld textarea{ font-family:ui-monospace,Menlo,monospace; font-size:.76rem; resize:vertical; min-height:70px; }
.s4-seg{ display:flex; gap:4px; flex-wrap:wrap; }
.s4-seg button{ flex:1 1 auto; border:1px solid var(--line); background:transparent; color:var(--muted); font:inherit; font-size:.72rem; font-weight:600;
  border-radius:8px; padding:6px 4px; cursor:pointer; }
.s4-seg button.on{ background:var(--st-accent); color:#fff; border-color:transparent; }
.s4-swatches{ display:flex; gap:6px; flex-wrap:wrap; }
.s4-sw{ width:24px; height:24px; border-radius:7px; cursor:pointer; border:2px solid transparent; }
.s4-sw.on{ border-color:#fff; }
.s4-color{ width:34px; height:28px; padding:0; border:1px solid var(--line); border-radius:7px; background:none; cursor:pointer; }
.s4-insp .s4-del{ width:100%; margin-top:8px; border:1px solid var(--line); background:transparent; color:#e0899a; font:inherit; font-weight:700;
  border-radius:9px; padding:9px; cursor:pointer; }
.s4-insp .s4-del:hover{ background:#e0899a; color:#1a1020; border-color:transparent; }
.s4-row2{ display:grid; grid-template-columns:1fr 1fr; gap:8px; }

/* data drawer / modal */
.s4-modal{ position:fixed; inset:0; z-index:200; display:none; align-items:center; justify-content:center; background:rgba(10,7,16,.6); backdrop-filter:blur(4px); }
.s4-modal.open{ display:flex; }
.s4-sheet{ width:min(760px,92vw); max-height:86vh; overflow:auto; background:#1d1729; border:1px solid var(--line); border-radius:16px; box-shadow:0 40px 90px -30px rgba(0,0,0,.85); }
.s4-sheet-hd{ display:flex; align-items:center; gap:10px; padding:16px 20px; border-bottom:1px solid var(--line); position:sticky; top:0; background:#1d1729; z-index:2; }
.s4-sheet-hd h3{ font-family:'Poppins',sans-serif; font-weight:700; margin:0; font-size:1.02rem; }
.s4-sheet-hd .x{ margin-left:auto; border:0; background:transparent; color:var(--muted); font-size:1.3rem; cursor:pointer; }
.s4-sheet-hd .x:hover{ color:#fff; }
.s4-tabs{ display:flex; gap:6px; padding:12px 20px 0; flex-wrap:wrap; }
.s4-tabs button{ border:1px solid var(--line); background:transparent; color:var(--muted); font:inherit; font-weight:600; font-size:.8rem; border-radius:9px 9px 0 0; padding:8px 14px; cursor:pointer; }
.s4-tabs button.on{ color:var(--ink); border-color:var(--line); border-bottom-color:transparent; background:rgba(255,255,255,.04); }
.s4-pane{ padding:18px 20px 22px; display:none; } .s4-pane.on{ display:block; }
.s4-pane p.lead{ font-size:.82rem; color:var(--muted); margin:0 0 14px; }
.s4-chips{ display:flex; flex-wrap:wrap; gap:6px; margin:8px 0 12px; }
.s4-chip{ border:1px solid var(--line); background:rgba(255,255,255,.04); color:var(--ink); font-size:.74rem; font-weight:600; border-radius:999px; padding:5px 11px; cursor:pointer; }
.s4-chip:hover{ border-color:var(--st-accent); color:var(--st-accent); }
.s4-chip.op{ color:var(--st-accent); font-family:ui-monospace,monospace; }
.s4-inp{ width:100%; box-sizing:border-box; font:inherit; font-size:.85rem; color:var(--ink); background:#161020; border:1px solid var(--line); border-radius:9px; padding:9px 11px; }
.s4-code{ width:100%; box-sizing:border-box; font-family:ui-monospace,Menlo,monospace; font-size:.8rem; color:var(--ink); background:#12101c; border:1px solid var(--line); border-radius:10px; padding:11px 12px; resize:vertical; min-height:120px; }
.s4-run{ margin-top:10px; display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.s4-out{ margin-top:12px; border:1px solid var(--line); border-radius:10px; overflow:auto; max-height:260px; }
.s4-out.err{ border-color:#e0899a; }
.s4-msg{ font-size:.78rem; color:var(--muted); }
.s4-msg.ok{ color:#7fd6a6; } .s4-msg.bad{ color:#e0899a; }
.s4-preview-tbl{ width:100%; border-collapse:collapse; font-size:.74rem; }
.s4-preview-tbl th{ position:sticky; top:0; background:#26203a; text-align:left; padding:7px 10px; font-weight:700; }
.s4-preview-tbl td{ padding:6px 10px; border-top:1px solid rgba(255,255,255,.06); color:var(--muted); white-space:nowrap; }

/* ===== Icon library (left menu) + icon widgets + icon picker ===== */
.s4-iconlib{ display:grid; grid-template-columns:repeat(6,1fr); gap:6px; padding:2px; }
.s4-iconlib-b{ display:flex; align-items:center; justify-content:center; aspect-ratio:1; border:1px solid rgba(255,255,255,.10); border-radius:9px; background:rgba(255,255,255,.03); color:#d8cff0; cursor:pointer; padding:6px; transition:transform .12s,background .12s,color .12s; }
.s4-iconlib-b:hover{ background:rgba(157,139,196,.24); color:#fff; transform:translateY(-1px); }
.s4-iconlib-b svg{ width:100%; height:100%; }
.s4-iconlib-note{ margin:8px 2px 2px; font-size:.68rem; line-height:1.35; color:var(--muted); }
/* icon widget = frameless overlay */
.s4-w.s4-w-icon{ background:transparent !important; border-color:transparent !important; box-shadow:none !important; }
.s4-w.s4-w-icon .s4-w-hd{ opacity:0; pointer-events:none; height:0; padding:0; margin:0; overflow:hidden; }
.s4-w.s4-w-icon.sel{ border-color:rgba(157,139,196,.7) !important; box-shadow:0 0 0 2px rgba(157,139,196,.35) !important; background:rgba(157,139,196,.06) !important; }
.s4-w.s4-w-icon .s4-w-body{ padding:4px; height:100%; display:flex; align-items:center; justify-content:center; }
.s4-w.s4-w-icon .s4-wdel{ opacity:0; }
.s4-w.s4-w-icon:hover .s4-wdel{ opacity:1; }
/* inspector icon picker */
.s4-iconpick{ display:grid; grid-template-columns:repeat(6,1fr); gap:5px; }
.s4-iconpick button{ display:flex; align-items:center; justify-content:center; aspect-ratio:1; border:1px solid rgba(0,0,0,.10); border-radius:8px; background:#fff; color:#5a5170; cursor:pointer; padding:5px; }
.s4-iconpick button:hover{ background:#f2edfb; color:#3a2f57; }
.s4-iconpick button.on{ border-color:#9d8bc4; background:#efe7fb; color:#5a3fa0; box-shadow:0 0 0 2px rgba(157,139,196,.28); }
.s4-iconpick button svg{ width:100%; height:100%; }

/* ===== Axis drop-zones (drag a column straight onto a chart's X / Y) ===== */
.s4-axzones{ position:absolute; inset:0; display:none; gap:7px; padding:9px; z-index:7; box-sizing:border-box; pointer-events:none; }
.s4-w.s4-show-ax .s4-axzones{ display:flex; pointer-events:auto; }
.s4-axzone{ flex:1 1 0; display:flex; align-items:center; justify-content:center; text-align:center; padding:6px;
  border:2px dashed rgba(201,163,224,.6); border-radius:11px; background:rgba(24,18,34,.66); backdrop-filter:blur(2px);
  color:#efe7fb; font-family:'Poppins',sans-serif; font-weight:700; font-size:.82rem; line-height:1.25; transition:background .12s,border-color .12s,transform .1s; }
.s4-axzone.full{ flex-basis:100%; }
.s4-axzone.hot{ background:rgba(157,139,196,.62); border-color:#efe7fb; color:#fff; transform:scale(1.015); }

/* ===== Custom column-drag: floating chip + grab cursor ===== */
.s4-tables .s4-field{ cursor:grab; }
.s4-tables .s4-field:active{ cursor:grabbing; }
body.s4-dragging, body.s4-dragging .s4-root, body.s4-dragging .s4-w, body.s4-dragging .s4-tables{ cursor:grabbing !important; -webkit-user-select:none; -moz-user-select:none; -ms-user-select:none; user-select:none; }
.s4-dragghost{ position:fixed; z-index:99999; transform:translate(-50%,-150%); pointer-events:none;
  display:inline-flex; align-items:center; gap:7px; padding:7px 13px; border-radius:999px;
  background:linear-gradient(135deg,#9d8bc4,#c9738f); color:#fff; font:700 .82rem 'Inter',sans-serif; white-space:nowrap;
  box-shadow:0 16px 34px -10px rgba(0,0,0,.6); border:1px solid rgba(255,255,255,.25); }
.s4-dragghost .s4-dg-ic{ display:inline-flex; align-items:center; justify-content:center; width:16px; height:16px; border-radius:50%; background:rgba(255,255,255,.28); font-size:.8rem; line-height:1; }

/* ===== Geography map controls (zoom / reset) + pan cursor ===== */
.s4-geo-ctl{ position:absolute; right:8px; bottom:8px; z-index:8; display:flex; flex-direction:column; gap:4px; }
.s4-geo-ctl button{ width:26px; height:26px; border:1px solid rgba(255,255,255,.3); border-radius:7px; background:rgba(20,15,34,.55); color:#fff; font:700 .9rem 'Inter',sans-serif; cursor:pointer; display:flex; align-items:center; justify-content:center; -webkit-backdrop-filter:blur(3px); backdrop-filter:blur(3px); line-height:1; }
.s4-geo-ctl button:hover{ background:rgba(157,139,196,.62); border-color:rgba(255,255,255,.5); }

/* ============================================================
   BOTANICAL RESTYLE — Customization studio only (scoped #studio4)
   Warm crafted-paper canvas, petal-round cards, Fraunces display
   type, soft blooms. Layout/behaviour unchanged. Deliberately
   un-BI: no engineering grid, no cold blue-grey, no tiled boxes.
   ============================================================ */
#studio4{ --niva-plum:#8a6fc0; --niva-rose:#c9738f; --niva-ink:#4a3a5f; }

/* stage frame → warm dusk, softly rounded */
#studio4 .s4-stage{ border:1px solid rgba(201,163,224,.26) !important; border-radius:26px !important;
  background:
    radial-gradient(80% 70% at 12% 0%, rgba(201,163,224,.16), transparent 60%),
    radial-gradient(90% 80% at 100% 100%, rgba(230,150,120,.14), transparent 60%),
    linear-gradient(160deg,#2b2137,#241b30) !important;
  box-shadow:0 40px 90px -46px rgba(50,25,45,.7) !important; }

/* artboard = crafted warm paper, faint blooms, NO grid */
#studio4 .s4-canvas{ border-radius:26px !important; background-size:auto !important;
  background-image:
    radial-gradient(120% 85% at 14% -6%, rgba(201,163,224,.16), transparent 55%),
    radial-gradient(120% 92% at 106% 110%, rgba(230,150,120,.14), transparent 55%),
    radial-gradient(70% 60% at 58% 46%, rgba(255,255,255,.55), transparent 78%) !important;
  box-shadow:0 46px 110px -44px rgba(70,40,60,.45), 0 0 0 1px rgba(255,255,255,.6) !important; }
#studio4 .s4-canvas.s4-empty::after{ content:"✿  Toss a chart onto the page — or pick a bloom from the library"; color:#a48fb0 !important; font-family:'Fraunces',serif !important; font-weight:600 !important; font-size:1.12rem !important; }
#studio4 .s4-artlabel{ color:rgba(140,120,160,.75) !important; }

/* chart cards → petal-rounded, warm, soft; gentle bloom + lift */
#studio4 .s4-w{ border-radius:20px !important; border:1px solid rgba(120,90,140,.14) !important;
  box-shadow:0 18px 40px -26px rgba(70,40,60,.5), 0 1px 0 rgba(255,255,255,.7) inset !important;
  transition:transform .18s cubic-bezier(.2,.8,.3,1), box-shadow .18s !important; }
#studio4 .s4-w:hover{ transform:translateY(-2px); box-shadow:0 26px 54px -24px rgba(120,70,110,.5), 0 0 0 1px rgba(201,163,224,.35) !important; }
#studio4 .s4-w.sel{ box-shadow:0 0 0 2px var(--niva-rose), 0 26px 54px -22px rgba(120,60,100,.55) !important; }
#studio4 .s4-w.s4-w-icon:hover{ transform:none; }
#studio4 .s4-w-hd{ padding:9px 12px !important; }
#studio4 .s4-w-hd .t{ font-family:'Fraunces',serif !important; font-weight:600 !important; }
#studio4 .s4-w-hd::before{ content:""; width:7px; height:7px; margin-right:3px; border-radius:50% 50% 50% 0; transform:rotate(45deg); flex:0 0 auto; opacity:.85;
  background:linear-gradient(135deg,var(--niva-plum),var(--niva-rose)); }
#studio4 .s4-w.s4-w-icon .s4-w-hd::before{ display:none; }

/* tabs → warm, serif, softly rounded */
#studio4 .s4-tab{ border-radius:15px 15px 0 0 !important; font-family:'Fraunces',serif !important; font-weight:600 !important; }
#studio4 .s4-tab.on{ background:#fffdf9 !important; color:#4a3a5f !important; }
#studio4 .s4-tab-add{ border-radius:13px !important; }

/* view switch pill → warm */
#studio4 .s4-viewsw{ background:rgba(46,34,58,.66) !important; border-color:rgba(201,163,224,.28) !important; }

/* docked panels → warm glass, rounder */
#studio4 .s4-tables{ background:linear-gradient(180deg,rgba(43,33,54,.96),rgba(36,28,46,.96)) !important; border-color:rgba(201,163,224,.24) !important; border-radius:22px 0 0 22px !important; }
#studio4 .s4-tbl-head, #studio4 .s4-fields-lbl, #studio4 .s4-heading, #studio4 .s4-title{ font-family:'Fraunces',serif !important; }
#studio4 .s4-lmenu.open .s4-lmenu-b{ border-radius:18px !important; border-color:rgba(201,163,224,.26) !important; box-shadow:0 30px 70px -30px rgba(50,25,45,.75) !important; }
#studio4 .s4-float{ border-radius:22px !important; border-color:rgba(201,163,224,.32) !important; }
#studio4 .s4-float-hd{ font-family:'Fraunces',serif !important; font-weight:600 !important; }
#studio4 .s4-strip-row{ border-radius:22px 22px 0 0 !important; }

/* warm rounded pills (left menus / tables tab / strip handle / save&export) */
#studio4 .s4-lmenu-h, #studio4 .s4-tables-tab, #studio4 .s4-strip-handle, #studio4 .s4-rmenu-h{ box-shadow:0 10px 26px -12px rgba(120,70,50,.5) !important; }
#studio4 .s4-lmenu-h{ border-radius:0 16px 16px 0 !important; font-family:'Fraunces',serif !important; font-weight:600 !important; }
#studio4 .s4-strip-handle{ border-radius:16px 16px 0 0 !important; font-family:'Fraunces',serif !important; font-weight:600 !important; }

/* tidy → soft petal */
#studio4 .s4-tidy{ border-radius:16px !important; font-family:'Fraunces',serif !important; background:linear-gradient(135deg,#fffdf9,#f4ecfa) !important; color:#5a3f7a !important; box-shadow:0 14px 30px -14px rgba(120,70,110,.5) !important; }
#studio4 .s4-tidy:hover{ color:#8a4fb0 !important; transform:translateY(-2px); }
#studio4 .s4-hist button{ border-radius:12px !important; }