/* App shell: fixed sidebar + sticky topbar + scrolling content.
   Mirrors dashboard/app/(dashboard)/layout.tsx. */

.app {
  min-height: 100dvh;
}

.app__main {
  padding-left: 0;
}
@media (min-width: 900px) {
  .app__main {
    padding-left: var(--sidebar-w);
  }
}

/* ── Sidebar ─────────────────────────────────────────────────────────── */
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  width: var(--sidebar-w);
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--color-border);
  background: var(--color-bg-elevated);
  z-index: 40;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out-expo);
}
@media (min-width: 900px) {
  .sidebar {
    transform: none;
  }
}
.sidebar.is-open {
  transform: none;
  box-shadow: 0 0 0 100vmax oklch(0% 0 0 / 0.4);
}

.sidebar__logo {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 1.25rem 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.sidebar__logo .dot-grad {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--gradient-brand);
  transition: transform var(--duration-fast) var(--ease-out-expo);
}
.sidebar__logo:hover .dot-grad {
  transform: scale(1.25);
}
.sidebar__logo .grad-text {
  background-image: var(--gradient-brand);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 0 0.75rem 1.5rem;
  overflow-y: auto;
  flex: 1;
}
.nav-group {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}
.nav-eyebrow {
  padding: 0.25rem 0.75rem 0.375rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-subtle);
}

.env-switch {
  position: relative;
  padding: 0 0.25rem 0.25rem;
}
.env-switch__label {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-60%);
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-subtle);
  pointer-events: none;
}
.env-switch select {
  width: 100%;
  appearance: none;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: color-mix(in srgb, var(--color-brand-soft) 60%, transparent);
  padding: 0.5rem 2rem 0.5rem 3rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-brand-strong);
  cursor: pointer;
  transition: border-color var(--duration-fast);
}
.env-switch select:hover {
  border-color: color-mix(in srgb, var(--color-brand) 40%, transparent);
}
.env-switch .chev {
  position: absolute;
  right: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-brand-strong);
  pointer-events: none;
}
.env-switch .chev .ico {
  width: 16px;
  height: 16px;
}

.nav-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  color: var(--color-text-muted);
  transition: background var(--duration-fast) var(--ease-out-expo),
    color var(--duration-fast), transform var(--duration-fast);
}
.nav-link .ico {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.nav-link:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text);
  transform: translateX(2px);
}
.nav-link.is-active {
  background: var(--color-brand-soft);
  color: var(--color-brand-strong);
  font-weight: 500;
}
.nav-link.is-active .ico {
  color: var(--color-brand);
}
.nav-link__rail {
  position: absolute;
  left: 0;
  top: 0.375rem;
  bottom: 0.375rem;
  width: 2px;
  border-radius: 999px;
  background: var(--gradient-brand);
}

/* ── Topbar ──────────────────────────────────────────────────────────── */
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0 var(--space-page-x);
  border-bottom: 1px solid var(--color-border);
  background: color-mix(in srgb, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(8px);
}
.topbar__search {
  position: relative;
  flex: 1;
  max-width: 24rem;
}
.topbar__search .ico {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  color: var(--color-text-subtle);
  pointer-events: none;
}
.topbar__search input {
  width: 100%;
  height: 2.25rem;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--color-bg-subtle);
  padding: 0 0.75rem 0 2.25rem;
  font-size: 0.875rem;
}
.topbar__search input::placeholder {
  color: var(--color-text-subtle);
}
.topbar__right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.demo-badge {
  display: none;
  align-items: center;
  gap: 0.4rem;
  padding: 0.3rem 0.6rem;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--color-text-muted);
  background: var(--color-bg-elevated);
}
@media (min-width: 720px) {
  .demo-badge {
    display: inline-flex;
  }
}
.demo-badge .pulse {
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 999px;
  background: var(--color-success);
  box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-success) 60%, transparent);
  animation: pulse 2.4s var(--ease-out-expo) infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--color-success) 50%, transparent); }
  70% { box-shadow: 0 0 0 6px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}
.account-chip {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.25rem 0.25rem 0.25rem;
}
.account-chip__avatar {
  width: 1.75rem;
  height: 1.75rem;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--gradient-brand);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
}
.account-chip__name {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
}
@media (max-width: 560px) {
  .account-chip__name { display: none; }
}
.menu-btn {
  display: inline-grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
}
.menu-btn:hover { background: var(--color-bg-subtle); }
@media (min-width: 900px) {
  .menu-btn { display: none; }
}

/* Budget banner (mirrors BudgetBanner) — a live, alarming touch. */
.budget-banner {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem var(--space-page-x);
  background: var(--color-warning-bg);
  border-bottom: 1px solid color-mix(in srgb, var(--color-warning) 40%, transparent);
  font-size: 0.8125rem;
  color: color-mix(in srgb, var(--color-warning) 75%, var(--color-text));
}
.budget-banner .ico { width: 16px; height: 16px; color: var(--color-warning); }
.budget-banner a { color: var(--color-brand-strong); font-weight: 500; margin-left: auto; }

/* Content + page header */
.content {
  padding: var(--space-page-y) var(--space-page-x);
}
.page-header {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 640px) {
  .page-header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 1.5rem;
  }
}
.page-header__main { min-width: 0; flex: 1; }
.page-header__actions { display: flex; align-items: center; gap: 0.5rem; flex-shrink: 0; }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.eyebrow__rule { display: block; height: 1px; width: 1.5rem; background: var(--gradient-brand); }
.eyebrow__text { background-image: var(--gradient-brand); -webkit-background-clip: text; background-clip: text; color: transparent; }
.page-title { margin-top: 0.5rem; font-size: var(--text-page); font-weight: 600; line-height: 1.1; }
.page-desc { margin-top: 0.5rem; max-width: 42rem; font-size: 0.875rem; color: var(--color-text-muted); }

.backdrop {
  position: fixed;
  inset: 0;
  z-index: 35;
  background: oklch(0% 0 0 / 0.4);
  display: none;
}
.backdrop.is-open { display: block; }
@media (min-width: 900px) {
  .backdrop { display: none !important; }
}