/*
  MedicalGTM Explorer — Fizzy Design System
  
  Mood: Signage — ink × chrome yellow
  Colors:  #111 (bg)  ·  #F0F0F0 (text)  ·  warm muted  ·  #FFE500 (accent)
  Fonts:   Instrument Serif (display)  ·  System Sans-Serif (body)  ·  Geist Mono (mono)
*/

@import url('https://fonts.googleapis.com/css2?family=Instrument+Serif:ital@0;1&family=Geist+Mono:wght@400;500&display=swap');

:root {
  /* ── Fizzy color tokens ── */
  --color-background:          #111111;
  --color-foreground:          #F0F0F0;
  --color-muted:               rgb(235 225 210 / 60%);
  --color-subtle:              rgb(255 255 255 / 30%);
  --color-border:              rgb(255 255 255 / 8%);
  --color-primary:             #FFE500;
  --color-primary-foreground:  #000000;
  --color-surface:             rgb(255 255 255 / 5%);
  --color-surface-active:      rgb(255 255 255 / 6%);
  --color-painting-backdrop:   #2A2826;

  /* ── Fizzy font tokens ── */
  --font-display:       'Instrument Serif', Georgia, serif;
  --font-body:          system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono:          'Geist Mono', 'SF Mono', monospace;

  /* ── Fizzy text size tokens ── */
  --text-xs:            10px;
  --text-sm:            12px;
  --text-label:         14px;
  --text-base:          16px;
  --text-lg:            18px;
  --text-xl:            24px;

  /* ── Fizzy weight tokens ── */
  --font-weight-regular:    400;
  --font-weight-medium:     500;
  --font-weight-display:    550;
  --font-weight-semibold:   600;

  /* ── Fizzy tracking tokens ── */
  --tracking-tight:     -0.01em;
  --tracking-normal:    0em;
  --tracking-wide:      0.02em;

  /* ── Fizzy leading tokens ── */
  --leading-xs:         15px;
  --leading-sm:         18px;
  --leading-base:       24px;
  --leading-lg:         32px;

  /* ── Fizzy spacing tokens ── */
  --spacing-1:   4px;
  --spacing-2:   8px;
  --spacing-3:   12px;
  --spacing-4:   16px;
  --spacing-5:   20px;
  --spacing-6:   24px;
  --spacing-8:   32px;
  --spacing-12:  48px;

  /* ── Fizzy radius tokens ── */
  --radius-none:  0px;
  --radius-sm:    10px;
  --radius-md:    12px;
  --radius-full:  999px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { font-size: var(--text-base); -webkit-font-smoothing: antialiased; }

body {
  font-family: var(--font-body);
  background: var(--color-background);
  color: var(--color-foreground);
  height: 100vh;
  overflow: hidden;
  letter-spacing: var(--tracking-normal);
}

button { font-family: inherit; border: none; cursor: pointer; background: none; color: inherit; }
input, select { font-family: inherit; border: none; outline: none; background: none; color: inherit; }
table { border-collapse: collapse; width: 100%; }

/* ── Layout ── */

.app {
  display: flex;
  height: 100vh;
}

/* ── Sidebar ── */

.sidebar {
  width: 280px;
  min-width: 280px;
  border-right: 1px solid var(--color-border);
  display: flex;
  flex-direction: column;
  padding: var(--spacing-4) var(--spacing-3);
  gap: var(--spacing-4);
  transition: width 200ms ease, min-width 200ms ease, padding 200ms ease;
  overflow: hidden;
}

.sidebar-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 var(--spacing-2);
}

.sidebar-brand {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-regular);
  font-style: italic;
  color: var(--color-foreground);
  letter-spacing: var(--tracking-tight);
  white-space: nowrap;
  overflow: hidden;
}

.sidebar-brand svg { color: var(--color-primary); flex-shrink: 0; }

.sidebar-toggle {
  color: var(--color-muted);
  padding: var(--spacing-1);
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  transition: color 120ms, background 120ms;
}

.sidebar-toggle:hover {
  color: var(--color-foreground);
  background: var(--color-surface);
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
}

.nav-label {
  font-size: var(--text-xs);
  font-weight: var(--font-weight-medium);
  color: var(--color-muted);
  padding: var(--spacing-4) var(--spacing-3) var(--spacing-2);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wide);
  white-space: nowrap;
  overflow: hidden;
}

.nav-items-container {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-2) var(--spacing-3);
  border-radius: var(--radius-sm);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-regular);
  color: var(--color-subtle);
  transition: color 120ms, background 120ms;
  text-align: left;
  overflow: hidden;
}

.nav-item .nav-text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: normal;
  line-height: 1.35;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.nav-item:hover {
  color: var(--color-foreground);
}

.nav-item.active {
  color: var(--color-foreground);
  background: var(--color-surface);
}

.nav-item svg {
  flex-shrink: 0;
  opacity: 0.4;
}

.nav-item.active svg {
  opacity: 1;
  color: var(--color-primary);
}

.nav-item .nav-count {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: var(--text-xs);
  color: var(--color-subtle);
  flex-shrink: 0;
  white-space: nowrap;
}

.nav-item.active .nav-count {
  color: var(--color-muted);
}

.sidebar-footer {
  padding: var(--spacing-2) var(--spacing-3);
  border-top: 1px solid var(--color-border);
  white-space: nowrap;
  overflow: hidden;
}

.sidebar-meta {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-subtle);
}

/* ── Collapsed sidebar ── */
.sidebar.collapsed {
  width: 52px;
  min-width: 52px;
  padding: var(--spacing-4) var(--spacing-2);
  align-items: center;
}

.sidebar.collapsed .brand-text,
.sidebar.collapsed .nav-text,
.sidebar.collapsed .nav-count,
.sidebar.collapsed .nav-label,
.sidebar.collapsed .sidebar-meta {
  display: none;
}

.sidebar.collapsed .sidebar-top {
  flex-direction: column;
  gap: var(--spacing-3);
}

.sidebar.collapsed .nav-item {
  justify-content: center;
  padding: var(--spacing-2);
}

/* ── Main ── */

.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  min-width: 0;
}

.view {
  display: none;
  flex-direction: column;
  height: 100%;
}

.view.active { display: flex; }

/* ── Loading ── */

.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  gap: var(--spacing-4);
  color: var(--color-muted);
  font-size: var(--text-label);
}

.loading-spinner {
  width: 24px;
  height: 24px;
  border: 2px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* ── View Header ── */

.view-header {
  padding: var(--spacing-8) var(--spacing-12) 0;
  flex-shrink: 0;
}

.view-header h1 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: var(--font-weight-regular);
  font-style: italic;
  letter-spacing: var(--tracking-tight);
  margin-bottom: var(--spacing-1);
}

.header-sub {
  font-size: var(--text-sm);
  color: var(--color-muted);
  margin-bottom: var(--spacing-4);
}

.header-meta {
  display: flex;
  gap: var(--spacing-4);
  margin-bottom: var(--spacing-3);
}

.header-meta .meta-pill {
  font-size: var(--text-xs);
  font-family: var(--font-mono);
  color: var(--color-subtle);
  background: var(--color-surface);
  padding: 2px var(--spacing-2);
  border-radius: var(--radius-full);
}

/* ── Toolbar ── */

.toolbar {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding-bottom: var(--spacing-4);
  border-bottom: 1px solid var(--color-border);
}

.search-field {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  flex: 1;
  max-width: 300px;
}

.search-field svg { color: var(--color-muted); flex-shrink: 0; }

.search-field input {
  font-size: var(--text-label);
  font-family: var(--font-body);
  width: 100%;
  color: var(--color-foreground);
}

.search-field input::placeholder { color: var(--color-subtle); }

.tool-btn {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-1) var(--spacing-3);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-muted);
  border-radius: var(--radius-sm);
  transition: color 120ms;
}

.tool-btn:hover { color: var(--color-foreground); }
.tool-btn.on   { color: var(--color-primary); }

/* ── Panels (column visibility) ── */

.panel {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-12);
  border-bottom: 1px solid var(--color-border);
  animation: fadeIn 150ms ease;
  flex-wrap: wrap;
}

.panel.hidden { display: none; }

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.chip-row { display: flex; flex-wrap: wrap; gap: var(--spacing-2); }

.chip {
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  padding: 3px var(--spacing-3);
  border-radius: var(--radius-full);
  color: var(--color-subtle);
  cursor: pointer;
  transition: color 120ms;
  user-select: none;
}

.chip:hover { color: var(--color-foreground); }

.chip.on {
  color: var(--color-primary);
}

/* ── Table — Twenty CRM style with Fizzy tokens ── */

.table-scroll {
  flex: 1;
  overflow: auto;
  padding: 0;
}

table { min-width: 700px; table-layout: auto; }

thead th {
  position: sticky;
  top: 0;
  z-index: 2;
  background: var(--color-background);
  padding: 0 var(--spacing-4);
  height: 36px;
  text-align: left;
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-muted);
  border-bottom: 1px solid var(--color-border);
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  letter-spacing: var(--tracking-wide);
  position: relative;
  overflow: hidden;
}

.resize-handle {
  position: absolute;
  top: 0;
  right: 0;
  width: 5px;
  height: 100%;
  cursor: col-resize;
  z-index: 3;
}

.resize-handle:hover,
.resize-handle:active {
  background: var(--color-primary);
  opacity: 0.5;
}

thead th:not(:last-child) {
  border-right: 1px solid var(--color-border);
}

thead th:hover { color: var(--color-foreground); }
thead th.sorted { color: var(--color-primary); }

thead th .th-inner {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

thead th .arrow {
  margin-left: 3px;
  font-size: var(--text-xs);
  opacity: 0;
}

thead th:hover .arrow,
thead th.sorted .arrow { opacity: 1; }

tbody tr {
  transition: background 80ms;
}

tbody tr:hover {
  background: var(--color-surface-active);
}

tbody td {
  padding: 0 var(--spacing-4);
  height: 42px;
  font-size: var(--text-label);
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 400px;
}

tbody td:not(:last-child) {
  border-right: 1px solid var(--color-border);
}

td.dim { color: var(--color-muted); }

/* ── Empty ── */

.empty {
  padding: var(--spacing-12) var(--spacing-12);
  text-align: center;
  font-size: var(--text-label);
  color: var(--color-muted);
}

.empty.hidden { display: none; }

/* ── Footer ── */

.view-footer {
  flex-shrink: 0;
  padding: var(--spacing-3) var(--spacing-12);
  border-top: 1px solid var(--color-border);
  font-size: var(--text-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-muted);
  font-family: var(--font-mono);
  letter-spacing: var(--tracking-wide);
}

.pg-btn {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-foreground);
  border-radius: 4px;
  padding: 1px 8px;
  cursor: pointer;
  font-size: 14px;
  font-weight: bold;
  margin-left: 2px;
  transition: background 0.15s;
}
.pg-btn:hover:not(:disabled) { background: var(--color-primary); color: var(--color-primary-foreground); }
.pg-btn:disabled { opacity: 0.3; cursor: not-allowed; }

/* ── Scrollbar ── */

::-webkit-scrollbar { width: 4px; height: 4px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: var(--radius-full); }
::-webkit-scrollbar-thumb:hover { background: var(--color-subtle); }