/* ═══════════════════════════════════════════════════════════════════
   Freeway ERP — style.css
   Design tokens · Reset · Layout · Sidebar · Topbar · Utilities
   ═══════════════════════════════════════════════════════════════════ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');

/* ── Design tokens ──────────────────────────────────────────────── */
:root {
  /* Brand blue */
  --blue-900: #0d3a56;
  --blue-800: #133f5e;
  --blue-700: #1a5c8a;
  --blue-600: #1d6fa5;
  --blue-500: #1e7eb5;
  --blue-400: #2a96d4;
  --blue-300: #3aabdf;
  --blue-200: #7fcae8;
  --blue-100: #d6eef9;
  --blue-50:  #eef7fd;

  /* Semantic */
  --green:        #10b981;
  --green-dim:    rgba(16, 185, 129, 0.10);
  --green-border: rgba(16, 185, 129, 0.25);
  --amber:        #f59e0b;
  --amber-dim:    rgba(245, 158, 11, 0.10);
  --amber-border: rgba(245, 158, 11, 0.25);
  --red:          #ef4444;
  --red-dim:      rgba(239, 68, 68, 0.10);
  --red-border:   rgba(239, 68, 68, 0.25);
  --purple:       #8b5cf6;
  --purple-dim:   rgba(139, 92, 246, 0.10);
  --cyan:         #06b6d4;
  --cyan-dim:     rgba(6, 182, 212, 0.10);

  /* Layout */
  --sidebar-w: 240px;
  --header-h:  60px;

  /* Typography */
  --font:      'Inter', 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Motion */
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);

  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
}

/* ── Light theme ────────────────────────────────────────────────── */
[data-theme="light"] {
  --bg:          #f0f7fc;
  --bg-panel:    #ffffff;
  --bg-input:    #f5fafd;
  --bg-hover:    #eef7fd;
  --bg-overlay:  rgba(13, 58, 86, 0.50);
  --border:      #cde4f2;
  --border-2:    #e2eef7;
  --text:        #0d3a56;
  --text-2:      #2a5a7a;
  --text-muted:  #5a8aaa;
  --text-faint:  #8cb8d0;
  --shadow:      0 1px 4px rgba(30,126,181,0.08), 0 4px 16px rgba(30,126,181,0.06);
  --shadow-md:   0 4px 24px rgba(30,126,181,0.12);
  --shadow-lg:   0 8px 40px rgba(30,126,181,0.16);
  --shadow-btn:  0 2px 8px rgba(30,126,181,0.25);
}

/* ── Dark theme ─────────────────────────────────────────────────── */
[data-theme="dark"] {
  --bg:          #091e2e;
  --bg-panel:    #112840;
  --bg-input:    #0d2035;
  --bg-hover:    #163350;
  --bg-overlay:  rgba(0, 0, 0, 0.65);
  --border:      #1e4a6a;
  --border-2:    #173a55;
  --text:        #e8f4fb;
  --text-2:      #b0d4e8;
  --text-muted:  #7ab3cf;
  --text-faint:  #4a7a9a;
  --shadow:      0 1px 4px rgba(0,0,0,0.30), 0 4px 16px rgba(0,0,0,0.25);
  --shadow-md:   0 4px 24px rgba(0,0,0,0.40);
  --shadow-lg:   0 8px 40px rgba(0,0,0,0.50);
  --shadow-btn:  0 2px 8px rgba(0,0,0,0.40);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 14px;
  line-height: 1.5;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  transition: background var(--transition), color var(--transition);
}

a { color: var(--blue-500); text-decoration: none; }
a:hover { text-decoration: underline; }

img, svg { display: block; max-width: 100%; }

button { font-family: var(--font); cursor: pointer; }

/* ── Sidebar ────────────────────────────────────────────────────── */
.sidebar {
  position: fixed;
  top: 0; left: 0; bottom: 0;
  width: var(--sidebar-w);
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 100;
  transition: transform var(--transition), background var(--transition);
  overflow: hidden;
}

.sidebar-brand {
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.brand-icon {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-400));
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.brand-text { line-height: 1.2; }
.brand-text strong { font-size: 14px; font-weight: 700; color: var(--text); display: block; }
.brand-text span   { font-size: 11px; color: var(--text-muted); }

.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: 12px 0;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}

.sidebar-nav::-webkit-scrollbar { width: 3px; }
.sidebar-nav::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

.nav-section {
  padding: 8px 20px 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-faint);
  user-select: none;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 20px;
  font-size: 13.5px;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  border-left: 3px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
  overflow: hidden;
}

.nav-item:hover {
  color: var(--text);
  background: var(--bg-hover);
  text-decoration: none;
}

.nav-item.active {
  color: var(--blue-500);
  background: var(--blue-50);
  border-left-color: var(--blue-500);
  font-weight: 600;
}

[data-theme="dark"] .nav-item.active {
  background: rgba(30, 126, 181, 0.12);
}

.nav-badge {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  background: var(--blue-500);
  color: #fff;
  padding: 1px 7px;
  border-radius: 10px;
  min-width: 20px;
  text-align: center;
  flex-shrink: 0;
}

.sidebar-footer {
  padding: 14px 20px;
  border-top: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.user-avatar {
  width: 32px; height: 32px;
  background: linear-gradient(135deg, var(--blue-500), var(--blue-300));
  color: #fff;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.user-info { flex: 1; min-width: 0; }
.user-name { font-size: 13px; font-weight: 600; color: var(--text); truncate: ellipsis; white-space: nowrap; overflow: hidden; }
.user-role { font-size: 11px; color: var(--text-muted); }

/* ── Topbar ─────────────────────────────────────────────────────── */
.topbar {
  position: fixed;
  top: 0;
  left: var(--sidebar-w);
  right: 0;
  height: var(--header-h);
  background: var(--bg-panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 24px;
  z-index: 90;
  transition: left var(--transition), background var(--transition);
}

.topbar-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--text);
  flex: 1;
}

.topbar-subtitle {
  font-size: 13px;
  font-weight: 400;
  color: var(--text-muted);
  margin-left: 8px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

/* ── Main content wrapper ────────────────────────────────────────── */
.page-wrapper {
  margin-left: var(--sidebar-w);
  padding-top: var(--header-h);
  min-height: 100vh;
  transition: margin-left var(--transition);
}

.page-content {
  padding: 24px;
  max-width: 1400px;
}

/* ── Overlay mobile ──────────────────────────────────────────────── */
.sidebar-overlay {
  /* Estado oculto — explicitamente sem efeito nenhum */
  visibility: hidden;
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 99;
  background: transparent;
  /* Remover blur explicitamente para evitar bug do Safari/WebKit */
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: background var(--transition), backdrop-filter var(--transition);
}

.sidebar-overlay.show {
  /* Estado visível — aplica cor e blur somente aqui */
  visibility: visible;
  pointer-events: auto;
  background: var(--bg-overlay);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

/* ── Toast container ─────────────────────────────────────────────── */
#toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}

/* ── Hamburger ──────────────────────────────────────────────────── */
.hamburger {
  display: none;
  background: none;
  border: none;
  color: var(--text-muted);
  padding: 6px;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.hamburger:hover { color: var(--text); background: var(--bg-hover); }

/* ── Section header ──────────────────────────────────────────────── */
.section-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.section-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--text);
}

.section-subtitle {
  font-size: 13px;
  color: var(--text-muted);
}

/* ── Stats grid ──────────────────────────────────────────────────── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

@media (max-width: 1100px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ── Content grid ────────────────────────────────────────────────── */
.content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
}

@media (max-width: 1000px) {
  .content-grid { grid-template-columns: 1fr; }
}

/* ── Utilities ──────────────────────────────────────────────────── */
.text-muted    { color: var(--text-muted) !important; }
.text-green    { color: var(--green) !important; }
.text-red      { color: var(--red) !important; }
.text-amber    { color: var(--amber) !important; }
.text-blue     { color: var(--blue-500) !important; }
.font-mono     { font-family: var(--font-mono) !important; }
.truncate      { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.d-flex        { display: flex; }
.align-center  { align-items: center; }
.gap-8         { gap: 8px; }
.gap-12        { gap: 12px; }
.ml-auto       { margin-left: auto; }
.mt-0          { margin-top: 0; }
.mt-4          { margin-top: 4px; }
.mt-8          { margin-top: 8px; }
.mt-16         { margin-top: 16px; }
.mt-24         { margin-top: 24px; }
.mb-16         { margin-bottom: 16px; }
.mb-24         { margin-bottom: 24px; }
.w-full        { width: 100%; }

/* ── Skeleton loader ─────────────────────────────────────────────── */
@keyframes shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

.skeleton {
  background: linear-gradient(
    90deg,
    var(--bg-hover) 25%,
    var(--border) 50%,
    var(--bg-hover) 75%
  );
  background-size: 800px 100%;
  animation: shimmer 1.4s infinite;
  border-radius: var(--radius-sm);
  color: transparent !important;
  user-select: none;
  pointer-events: none;
}

.sk-value { display: inline-block; min-width: 80px; height: 28px; }
.sk-sub   { display: inline-block; min-width: 120px; height: 16px; margin-top: 4px; }

/* ── Responsive breakpoints ──────────────────────────────────────── */
@media (max-width: 768px) {
  :root { --sidebar-w: 0px; }

  .sidebar {
    transform: translateX(-240px);
    width: 240px;
  }

  .sidebar.open {
    transform: translateX(0);
    --sidebar-w: 240px;
  }

  /* sidebar-overlay: controlado por visibility + pointer-events em .show — ver acima */

  .topbar {
    left: 0;
    padding: 0 16px;
  }

  .hamburger { display: flex; }

  .page-wrapper { margin-left: 0; }
  .page-content { padding: 16px; }

  .stats-grid { grid-template-columns: 1fr 1fr; }

  #toast-container { bottom: 16px; right: 16px; left: 16px; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr; }
}