/* shadcn/ui – neutral theme */
:root {
  --background: 0 0% 100%;
  --foreground: 0 0% 3.9%;
  --card: 0 0% 100%;
  --card-foreground: 0 0% 3.9%;
  --popover: 0 0% 100%;
  --popover-foreground: 0 0% 3.9%;
  --primary: 0 0% 9%;
  --primary-foreground: 0 0% 98%;
  --secondary: 0 0% 96.1%;
  --secondary-foreground: 0 0% 9%;
  --muted: 0 0% 96.1%;
  --muted-foreground: 0 0% 45.1%;
  --accent: 0 0% 96.1%;
  --accent-foreground: 0 0% 9%;
  --destructive: 0 84.2% 60.2%;
  --destructive-foreground: 0 0% 98%;
  --border: 0 0% 89.8%;
  --input: 0 0% 89.8%;
  --ring: 0 0% 3.9%;
  --radius: 0.625rem;
  --chart-1: 12 76% 61%;
  --chart-2: 173 58% 39%;
  --chart-3: 197 37% 24%;
  --chart-4: 43 74% 66%;
  --chart-5: 27 87% 67%;
}

* { border-color: hsl(var(--border)); }

body {
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  font-feature-settings: "rlig" 1, "calt" 1;
  -webkit-font-smoothing: antialiased;
}

/* ── Top navigation tabs (shadcn TabsList / TabsTrigger) ── */
.tabs-list {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: calc(var(--radius) - 2px);
  background-color: hsl(var(--muted));
  padding: 3px;
  gap: 2px;
}
.tabs-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  white-space: nowrap;
  border-radius: calc(var(--radius) - 4px);
  padding: 0.375rem 0.75rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: hsl(var(--muted-foreground));
  transition: color 0.15s, background-color 0.15s, box-shadow 0.15s;
  cursor: pointer;
  border: none;
  background: transparent;
}
.tabs-trigger:hover { color: hsl(var(--foreground)); }
.tabs-trigger.active {
  background-color: hsl(var(--background));
  color: hsl(var(--foreground));
  box-shadow: 0 1px 2px 0 rgb(0 0 0 / 0.05);
}
.tabs-trigger svg { width: 1rem; height: 1rem; flex-shrink: 0; }

/* Mobile horizontal scroll tabs */
.tabs-scroll {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 0.25rem 0;
}
.tabs-scroll::-webkit-scrollbar { display: none; }
.tabs-scroll .tabs-trigger { flex-shrink: 0; }

/* ── Dropdown menu ── */
.dropdown { position: relative; }
.dropdown-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 0.25rem);
  z-index: 50;
  min-width: 12rem;
  overflow: hidden;
  border-radius: calc(var(--radius) - 2px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--popover));
  color: hsl(var(--popover-foreground));
  padding: 0.25rem;
  box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  opacity: 0;
  transform: scale(0.95) translateY(-4px);
  pointer-events: none;
  transition: opacity 0.15s, transform 0.15s;
}
.dropdown-menu.open {
  opacity: 1;
  transform: scale(1) translateY(0);
  pointer-events: auto;
}
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  border-radius: calc(var(--radius) - 4px);
  padding: 0.375rem 0.5rem;
  font-size: 0.875rem;
  color: hsl(var(--popover-foreground));
  cursor: pointer;
  border: none;
  background: transparent;
  text-align: left;
  transition: background-color 0.15s;
}
.dropdown-item:hover { background-color: hsl(var(--accent)); }
.dropdown-item.destructive { color: hsl(var(--destructive)); }
.dropdown-separator {
  margin: 0.25rem -0.25rem;
  height: 1px;
  background-color: hsl(var(--border));
}

/* ── Dialog ── */
[data-state="open"].dialog-overlay { animation: fade-in 0.2s ease-out; }
[data-state="open"].dialog-content { animation: dialog-in 0.2s ease-out; }
@keyframes fade-in { from { opacity: 0; } to { opacity: 1; } }
@keyframes dialog-in {
  from { opacity: 0; transform: scale(0.96) translateY(8px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* ── Toast ── */
#toast-root {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 100;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}
.toast {
  pointer-events: auto;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  min-width: 20rem;
  max-width: 24rem;
  border-radius: calc(var(--radius) - 2px);
  border: 1px solid hsl(var(--border));
  background-color: hsl(var(--background));
  padding: 1rem;
  box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
  animation: toast-in 0.3s ease-out;
}
.toast.toast-out { animation: toast-out 0.2s ease-in forwards; }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(1rem); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes toast-out {
  from { opacity: 1; transform: translateY(0); }
  to { opacity: 0; transform: translateY(0.5rem); }
}

/* ── Progress ── */
.progress-track {
  height: 0.5rem;
  width: 100%;
  overflow: hidden;
  border-radius: 9999px;
  background-color: hsl(var(--secondary));
}
.progress-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Table ── */
.data-table { width: 100%; border-collapse: collapse; }
.data-table th {
  height: 2.5rem;
  padding: 0 1rem;
  text-align: left;
  font-weight: 500;
  font-size: 0.875rem;
  color: hsl(var(--muted-foreground));
}
.data-table td {
  padding: 0.875rem 1rem;
  font-size: 0.875rem;
}
.data-table tbody tr {
  border-top: 1px solid hsl(var(--border));
  transition: background-color 0.15s;
}
.data-table tbody tr:hover { background-color: hsl(var(--muted) / 0.4); }

/* ── Alert banner ── */
.alert-banner {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  border-radius: calc(var(--radius) - 2px);
  border: 1px solid hsl(var(--border));
  padding: 1rem;
}
.alert-banner.info {
  border-color: hsl(var(--primary) / 0.2);
  background-color: hsl(var(--primary) / 0.04);
}

/* ── Stat card accent line ── */
.stat-card { position: relative; overflow: hidden; }
.stat-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, hsl(var(--primary)), hsl(var(--chart-2)));
  opacity: 0;
  transition: opacity 0.2s;
}
.stat-card:hover::before { opacity: 1; }

/* ── ReUI-style Stepper ── */
.stepper { width: 100%; }
.stepper-nav {
  display: flex;
  align-items: flex-start;
  width: 100%;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding-bottom: 0.25rem;
}
.stepper-nav::-webkit-scrollbar { display: none; }
.stepper-item {
  display: flex;
  align-items: flex-start;
  flex: 1 1 0;
  min-width: 4.75rem;
}
.stepper-item:last-child { flex: 0 0 auto; min-width: 0; }
.stepper-trigger {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  padding: 0 0.125rem;
}
.stepper-indicator {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 9999px;
  border: 2px solid hsl(var(--border));
  background-color: hsl(var(--background));
  font-size: 0.75rem;
  font-weight: 600;
  color: hsl(var(--muted-foreground));
  transition: border-color 0.2s, background-color 0.2s, color 0.2s, box-shadow 0.2s;
  flex-shrink: 0;
}
.stepper-item.completed .stepper-indicator {
  border-color: hsl(var(--primary));
  background-color: hsl(var(--primary));
  color: hsl(var(--primary-foreground));
}
.stepper-item.active .stepper-indicator {
  border-color: hsl(var(--primary));
  color: hsl(var(--primary));
  box-shadow: 0 0 0 4px hsl(var(--primary) / 0.12);
}
.stepper-title {
  font-size: 0.6875rem;
  line-height: 1.25;
  text-align: center;
  color: hsl(var(--muted-foreground));
  word-break: break-word;
  max-width: 5.75rem;
}
.stepper-item.active .stepper-title {
  color: hsl(var(--foreground));
  font-weight: 600;
}
.stepper-item.completed .stepper-title { color: hsl(var(--foreground)); }
.stepper-separator {
  flex: 1 1 auto;
  height: 2px;
  margin-top: 1rem;
  margin-inline: 0.375rem;
  min-width: 0.75rem;
  background-color: hsl(var(--border));
  border-radius: 9999px;
  position: relative;
  overflow: hidden;
  align-self: flex-start;
}
.stepper-item.completed .stepper-separator::before {
  content: "";
  position: absolute;
  inset: 0;
  background-color: hsl(var(--primary));
  border-radius: inherit;
}

/* Sticky footer layout */
html, body { height: 100%; }
body.app-shell {
  display: flex;
  flex-direction: column;
  min-height: 100%;
}
.app-main { flex: 1 0 auto; }

/* ── Page fade ── */
.tab-panel { animation: page-in 0.25s ease-out; }
@keyframes page-in {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}