:root {
  --font: "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", "SF Mono", ui-monospace, Menlo, Consolas, monospace;
  --sidebar-w: 268px;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(15, 23, 42, 0.12);
}

:root[data-theme="light"] {
  --bg: #eef2f6;
  --surface: #ffffff;
  --surface-2: #f7f9fc;
  --text: #122033;
  --muted: #5b6b7c;
  --border: #d5dee8;
  --accent: #0b6e99;
  --accent-fg: #ffffff;
  --sidebar: #0f2744;
  --sidebar-text: #d7e4ef;
  --sidebar-muted: #8aa0b4;
  --sidebar-active: #1a4d6e;
  --danger: #c03545;
  --grid-line: #d8e0ea;
  --grid-header: #f3f6fa;
  --grid-rownum: #eef2f6;
  --grid-sel: #cfe8f7;
  --input: #ffffff;
}

:root[data-theme="dark"] {
  --bg: #0b1016;
  --surface: #141b24;
  --surface-2: #1b2430;
  --text: #e8eef4;
  --muted: #93a4b5;
  --border: #2a3644;
  --accent: #3d9ee8;
  --accent-fg: #071018;
  --sidebar: #0a121c;
  --sidebar-text: #d5e2ee;
  --sidebar-muted: #7f93a6;
  --sidebar-active: #1b3d57;
  --danger: #ef6b73;
  --grid-line: #2c3948;
  --grid-header: #1a2430;
  --grid-rownum: #121922;
  --grid-sel: #1e4c6b;
  --input: #0f1620;
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; }
body {
  font: 15px/1.45 var(--font);
  background: var(--bg);
  color: var(--text);
}

.hidden { display: none !important; }
.muted { color: var(--muted); font-size: 13px; }
.error { color: var(--danger); margin: 0; }

.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--accent);
  color: var(--accent-fg);
  font-weight: 800;
  flex-shrink: 0;
}

.btn, .icon-btn {
  font: inherit;
  border: 1px solid var(--border);
  background: var(--surface-2);
  color: var(--text);
  border-radius: 10px;
  padding: 8px 12px;
  cursor: pointer;
}
.btn-primary { background: var(--accent); border-color: transparent; color: var(--accent-fg); }
.btn-ghost, .icon-btn { background: transparent; }
.btn-block { width: 100%; }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.icon-btn { width: 40px; height: 40px; padding: 0; }

input[type="text"],
input[type="password"],
input[type="search"],
input[type="file"],
select {
  width: 100%;
  background: var(--input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 11px;
  font: inherit;
}
select { width: auto; min-width: 220px; }

.theme-switch {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 4px;
  border-radius: 999px;
}
.theme-switch button {
  border: 0;
  background: transparent;
  color: var(--muted);
  border-radius: 999px;
  padding: 6px 0;
  font: 12px/1 var(--font);
  cursor: pointer;
}
.theme-switch button.active {
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow);
}

.login-body {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(1200px 500px at 10% -10%, color-mix(in srgb, var(--accent) 18%, transparent), transparent),
    var(--bg);
}
.login-card {
  width: min(420px, 100%);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 28px;
  display: grid;
  gap: 14px;
  box-shadow: var(--shadow);
}
.login-brand { display: flex; gap: 12px; align-items: center; }
.login-card h1 { margin: 0; font-size: 22px; }
.lede { margin: 4px 0 0; color: var(--muted); }
.hint { color: var(--muted); font-size: 13px; text-align: center; margin: 0; }
.login-theme { margin-top: 4px; }
.field { display: grid; gap: 6px; }
.field > span { font-size: 12px; color: var(--muted); font-weight: 600; }

.app { min-height: 100vh; display: flex; }
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar);
  color: var(--sidebar-text);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
}
.brand {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 18px 16px 12px;
}
.brand-text { display: grid; }
.brand-text strong { font-size: 15px; }
.brand-text span { color: var(--sidebar-muted); font-size: 12px; }
.side-nav {
  overflow: auto;
  padding: 8px;
  flex: 1;
}
.nav-label {
  margin: 14px 10px 6px;
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--sidebar-muted);
}
.nav-item {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 8px;
  border: 0;
  background: transparent;
  color: var(--sidebar-text);
  border-radius: 10px;
  padding: 9px 10px;
  text-align: left;
  cursor: pointer;
  font: inherit;
}
.nav-item:hover, .nav-item.active { background: var(--sidebar-active); }
.nav-icon { width: 18px; opacity: 0.8; }
.badge {
  margin-left: auto;
  background: color-mix(in srgb, #fff 12%, transparent);
  border-radius: 999px;
  padding: 1px 7px;
  font-size: 11px;
  color: var(--sidebar-muted);
}
.sidebar-foot {
  padding: 12px;
  display: grid;
  gap: 10px;
  border-top: 1px solid color-mix(in srgb, #fff 10%, transparent);
}
.sidebar .theme-switch {
  background: color-mix(in srgb, #fff 8%, transparent);
  border-color: transparent;
}
.sidebar .theme-switch button { color: var(--sidebar-muted); }
.sidebar .theme-switch button.active {
  background: var(--sidebar-active);
  color: var(--sidebar-text);
  box-shadow: none;
}
.sidebar .btn-ghost { color: var(--sidebar-text); border-color: color-mix(in srgb, #fff 12%, transparent); }

.shell { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 5;
}
#menu-btn { display: none; }
.topbar-title { min-width: 0; flex: 1; }
.topbar-title h1 { margin: 0; font-size: 18px; }
.topbar-title p {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 13px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.company-input { width: min(220px, 32vw); }

.content { padding: 16px; display: grid; gap: 16px; }
.view { display: none; min-width: 0; }
.view.active { display: grid; gap: 16px; min-height: calc(100vh - 88px); }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
}
.card h2 { margin: 0 0 14px; font-size: 16px; }
.segmented {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}
.seg {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 7px 12px;
  cursor: pointer;
  background: var(--surface-2);
}
.seg:has(input:checked) {
  background: var(--accent);
  border-color: transparent;
  color: var(--accent-fg);
}
.seg input { display: none; }
.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
}
.span-2 { grid-column: 1 / -1; }
.input-row { display: flex; gap: 8px; }
.input-row input { flex: 1; }
.toolbar { margin-top: 16px; display: flex; gap: 8px; }
.toolbar.wrap { flex-wrap: wrap; align-items: center; }
.field-label { margin: 14px 0 8px; font-size: 12px; font-weight: 600; color: var(--muted); }
.case-row { min-height: 8px; margin: 8px 0; }
.segmented.wrap { gap: 6px 8px; }
.combo { position: relative; width: 100%; min-width: 220px; }
.combo-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  text-align: left;
  background: var(--input);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 9px 11px;
  font: inherit;
  cursor: pointer;
}
.combo.open .combo-toggle { border-color: var(--accent); }
.combo-caret { color: var(--muted); }
.combo-menu {
  position: absolute;
  z-index: 50;
  top: calc(100% + 4px);
  left: 0;
  right: 0;
  max-height: 260px;
  overflow: auto;
  margin: 0;
  padding: 6px;
  list-style: none;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: var(--shadow);
}
.combo-menu li {
  padding: 8px 10px;
  border-radius: 8px;
  cursor: pointer;
}
.combo-menu li:hover, .combo-menu li.active { background: var(--surface-2); }
.combo-empty { color: var(--muted); cursor: default; }
.stickers-preview {
  grid-template-columns: minmax(0, 1fr);
  max-width: 920px;
}
.stickers-preview img { background: #fff; cursor: zoom-in; }
.sticker-dialog {
  width: min(980px, 96vw);
  max-height: 96vh;
  padding: 0;
}
.sticker-dialog img {
  display: block;
  width: 100%;
  height: auto;
  background: #fff;
}
.sticker-dialog-nav { display: flex; gap: 8px; align-items: center; }
.checks { display: flex; flex-wrap: wrap; gap: 10px 18px; }
.checks label { display: flex; gap: 8px; align-items: center; }

.table-view { min-height: 0; display: grid; grid-template-rows: auto 1fr; gap: 10px; }
.table-view:not(.hidden) { min-height: calc(100vh - 130px); }
.grid-host, .grid-host .slick { min-height: 0; height: 100%; }
.count { margin: 0; color: var(--muted); }

.slick {
  min-height: 0;
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.slick-toolbar {
  display: flex;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--surface-2);
}
.slick-filter { max-width: 280px; }
.slick-meta { color: var(--muted); font-size: 12px; margin-left: auto; }
.slick-viewport {
  overflow: auto;
  min-height: 420px;
  max-height: calc(100vh - 180px);
  outline: none;
}
.slick-grid {
  border-collapse: separate;
  border-spacing: 0;
  width: max-content;
  min-width: 100%;
  font: 12.5px/1.35 var(--mono);
}
.slick-grid th, .slick-grid td {
  border-right: 1px solid var(--grid-line);
  border-bottom: 1px solid var(--grid-line);
  padding: 6px 8px;
  white-space: nowrap;
  background: var(--surface);
}
.slick-grid thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--grid-header);
  font: 12px/1.2 var(--font);
  font-weight: 700;
  text-align: left;
  user-select: none;
}
.slick-grid .rownum {
  position: sticky;
  left: 0;
  z-index: 3;
  background: var(--grid-rownum);
  color: var(--muted);
  text-align: right;
  width: 44px;
  min-width: 44px;
}
.slick-grid thead .rownum { z-index: 4; }
.slick-grid td.num { text-align: right; font-variant-numeric: tabular-nums; }
.slick-grid td.sel { background: var(--grid-sel); }
.slick-grid tbody tr:hover td { background: color-mix(in srgb, var(--accent) 8%, var(--surface)); }
.slick-grid tbody tr:hover td.sel { background: var(--grid-sel); }
.slick-grid .empty td { text-align: center; color: var(--muted); padding: 24px; }
.col-resizer {
  position: absolute;
  right: 0;
  top: 0;
  width: 8px;
  height: 100%;
  cursor: col-resize;
}
.slick-grid thead th span { pointer-events: none; }

.curves {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
}
.curve-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 12px;
}
.curve-card h3 { margin: 0 0 8px; font-size: 14px; }
.curve-card img { width: 100%; height: auto; display: block; border-radius: 8px; }

.log-card { min-height: calc(100vh - 140px); display: grid; grid-template-rows: auto 1fr; }
#log {
  margin: 0;
  overflow: auto;
  background: var(--input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  font: 12.5px/1.5 var(--mono);
  white-space: pre-wrap;
}

dialog {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 16px;
  width: min(560px, 92vw);
  padding: 0;
}
dialog::backdrop { background: rgba(8, 12, 18, 0.45); }
dialog header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
dialog #browse-path { padding: 8px 14px; margin: 0; }
#browse-list { list-style: none; margin: 0; padding: 0 0 12px; max-height: 360px; overflow: auto; }
#browse-list li { padding: 8px 14px; cursor: pointer; }
#browse-list li:hover { background: var(--surface-2); }

.nav-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(8, 12, 18, 0.45);
  z-index: 20;
}

.busy-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 13px;
}
.busy-overlay {
  position: fixed;
  inset: 0;
  z-index: 80;
  display: grid;
  place-items: center;
  background: color-mix(in srgb, var(--bg) 62%, transparent);
}
.busy-overlay[hidden] { display: none !important; }
.busy-card {
  display: grid;
  justify-items: center;
  gap: 12px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 22px 28px;
  box-shadow: var(--shadow);
  min-width: min(280px, 86vw);
}
.busy-card p { margin: 0; color: var(--text); }
.spinner {
  width: 34px;
  height: 34px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}
.spinner.sm { width: 16px; height: 16px; border-width: 2px; }
@keyframes spin { to { transform: rotate(360deg); } }
body.is-busy { cursor: progress; }

@media (max-width: 960px) {
  #menu-btn { display: grid; place-items: center; }
  .sidebar {
    position: fixed;
    z-index: 30;
    transform: translateX(-105%);
    transition: transform 0.2s ease;
  }
  .sidebar.open { transform: none; }
  .topbar-actions { flex-wrap: wrap; justify-content: flex-end; }
  .company-input { width: 140px; }
  .slick-viewport { max-height: calc(100vh - 220px); min-height: 280px; }
}

@media (max-width: 640px) {
  .content { padding: 10px; }
  .topbar { align-items: flex-start; }
  .topbar-actions { width: 100%; }
  .company-input { flex: 1; width: auto; }
  .btn-primary { flex: 1; }
}