/* Derlyz App — base + shell */

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
  line-height: 1.5;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg);
  font-feature-settings: 'cv11', 'ss01', 'ss03';
}

img, svg { display: block; max-width: 100%; }
button { cursor: pointer; background: none; border: none; font: inherit; color: inherit; }
input, textarea, select { font: inherit; color: inherit; }
a { color: inherit; text-decoration: none; }

/* App headings use Inter (webapp rule — no Fraunces in-app) */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-body);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--color-text);
}
h1 { font-size: var(--text-xl); }
h2 { font-size: var(--text-lg); }
h3 { font-size: var(--text-md); }

.mono { font-family: var(--font-mono); font-size: 0.9em; letter-spacing: -0.01em; }
.tabular { font-variant-numeric: tabular-nums; }

::selection { background: var(--color-accent-soft); color: var(--color-accent-ink); }

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

a, button, [role='button'], input, textarea, select {
  transition: color var(--transition-interactive),
              background var(--transition-interactive),
              border-color var(--transition-interactive),
              box-shadow var(--transition-interactive),
              transform var(--transition-interactive);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

/* ===== App shell ===== */
.app-shell {
  display: grid;
  grid-template-columns: var(--sidebar-w) 1fr;
  grid-template-rows: var(--topbar-h) 1fr;
  grid-template-areas:
    "sidebar topbar"
    "sidebar main";
  min-height: 100dvh;
}

.sidebar {
  grid-area: sidebar;
  background: var(--color-surface);
  border-right: 1px solid var(--color-divider);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100dvh;
  z-index: 20;
}

.sidebar-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-4);
  height: var(--topbar-h);
  border-bottom: 1px solid var(--color-divider);
}

.sidebar-logo {
  width: 32px; height: 32px;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-surface-2);
  display: grid; place-items: center;
  flex-shrink: 0;
}
.sidebar-logo svg { width: 100%; height: 100%; }

.sidebar-brand {
  font-weight: 600;
  font-size: var(--text-md);
  letter-spacing: -0.01em;
}

.sidebar-nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  padding: var(--space-3);
  flex: 1;
  overflow-y: auto;
}

.nav-section-label {
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-faint);
  padding: var(--space-4) var(--space-2) var(--space-2);
  font-weight: 500;
}

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  font-weight: 500;
  position: relative;
}
.nav-item:hover {
  background: var(--color-surface-2);
  color: var(--color-text);
}
.nav-item.active {
  background: var(--color-primary-soft);
  color: var(--color-primary-ink);
}
[data-theme='dark'] .nav-item.active {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}
.nav-item .icon {
  width: 18px; height: 18px;
  flex-shrink: 0;
  stroke-width: 1.75;
}
.nav-item .count {
  margin-left: auto;
  font-size: var(--text-xs);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  padding: 0 6px;
  height: 18px;
  border-radius: var(--radius-full);
  display: inline-grid;
  place-items: center;
  font-variant-numeric: tabular-nums;
  font-weight: 600;
  min-width: 24px;
}
.nav-item.active .count {
  background: var(--color-primary);
  color: white;
}
.nav-item .nav-label {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  min-width: 0;
}
.nav-item .nav-sub {
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-faint);
  text-transform: uppercase;
  margin-top: 1px;
}
.nav-item.active .nav-sub {
  color: var(--color-primary-ink);
  opacity: 0.7;
}
[data-theme='dark'] .nav-item.active .nav-sub { color: var(--color-primary); }

.sidebar-footer {
  border-top: 1px solid var(--color-divider);
  padding: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.avatar {
  width: 32px; height: 32px;
  border-radius: var(--radius-full);
  background: var(--gradient-brand);
  color: white;
  display: grid; place-items: center;
  font-weight: 600;
  font-size: var(--text-xs);
  flex-shrink: 0;
}
.user-meta { flex: 1; min-width: 0; }
.user-name { font-size: var(--text-sm); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: var(--text-xs); color: var(--color-text-muted); }

/* Topbar */
.topbar {
  grid-area: topbar;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-6);
  position: sticky;
  top: 0;
  z-index: 10;
}
.breadcrumb {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}
.breadcrumb .current { color: var(--color-text); font-weight: 500; }
.breadcrumb .sep { color: var(--color-text-faint); }

.topbar-spacer { flex: 1; }

.global-search {
  position: relative;
  max-width: 340px;
  flex: 1;
}
.global-search input {
  width: 100%;
  height: 34px;
  padding: 0 var(--space-3) 0 36px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--color-text);
}
.global-search input::placeholder { color: var(--color-text-faint); }
.global-search input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: var(--color-surface);
  box-shadow: 0 0 0 3px var(--color-primary-soft);
}
.global-search .search-icon {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--color-text-faint);
  pointer-events: none;
  width: 16px; height: 16px;
}
.kbd {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 1px 5px;
  color: var(--color-text-muted);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  pointer-events: none;
}

.icon-btn {
  width: 34px; height: 34px;
  border-radius: var(--radius-md);
  display: grid; place-items: center;
  color: var(--color-text-muted);
  position: relative;
}
.icon-btn:hover { background: var(--color-surface-2); color: var(--color-text); }
.icon-btn .icon { width: 18px; height: 18px; stroke-width: 1.75; }
.icon-btn .dot {
  position: absolute; top: 8px; right: 8px;
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-surface);
}

.org-switcher {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-3);
  height: 34px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-2);
  font-size: var(--text-sm);
  color: var(--color-text);
  font-weight: 500;
}
.org-switcher:hover { background: var(--color-surface); }
.org-switcher .icon { width: 14px; height: 14px; color: var(--color-text-muted); }

/* Main */
.main {
  grid-area: main;
  padding: var(--space-6) var(--space-8);
  overflow-x: auto;
  animation: fadeIn var(--transition-slow) both;
}
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.page-title { font-size: var(--text-xl); font-weight: 600; letter-spacing: -0.02em; }
.page-subtitle { color: var(--color-text-muted); font-size: var(--text-sm); margin-top: var(--space-1); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-4);
  height: 34px;
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: 500;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn .icon { width: 15px; height: 15px; stroke-width: 2; }
.btn-primary { background: var(--color-primary); color: white; }
.btn-primary:hover { background: var(--color-primary-hover); box-shadow: 0 0 0 4px var(--color-primary-soft); }
.btn-secondary { background: var(--color-surface); color: var(--color-text); border-color: var(--color-border); }
.btn-secondary:hover { background: var(--color-surface-2); border-color: var(--color-border-strong); }
.btn-ghost { color: var(--color-text-muted); }
.btn-ghost:hover { background: var(--color-surface-2); color: var(--color-text); }
.btn-accent { background: var(--color-accent); color: white; }
.btn-accent:hover { background: var(--color-accent-hover); }
.btn-sm { height: 28px; padding: 0 var(--space-3); font-size: var(--text-xs); }

/* KPI cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-6);
}
.kpi-card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  position: relative;
  overflow: hidden;
}
.kpi-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
  margin-bottom: var(--space-2);
}
.kpi-value {
  font-size: 1.75rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}
.kpi-delta {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: var(--text-xs);
  font-weight: 600;
  margin-top: var(--space-2);
}
.kpi-delta.up { color: var(--color-success); }
.kpi-delta.down { color: var(--color-error); }
.kpi-delta.neutral { color: var(--color-text-muted); }
.kpi-sparkline {
  position: absolute;
  bottom: var(--space-3);
  right: var(--space-3);
  width: 80px;
  height: 32px;
  opacity: 0.9;
}

/* Cards */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.card-head {
  padding: var(--space-4) var(--space-5);
  border-bottom: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.card-title { font-size: var(--text-md); font-weight: 600; }
.card-body { padding: var(--space-5); }

/* Tables */
.table-wrap { overflow-x: auto; }
table.data {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--text-sm);
  font-variant-numeric: tabular-nums;
}
table.data th, table.data td {
  padding: var(--space-3) var(--space-4);
  text-align: left;
  border-bottom: 1px solid var(--color-divider);
  vertical-align: middle;
}
table.data thead th {
  font-weight: 500;
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-surface-2);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
}
table.data tbody tr { cursor: pointer; }
table.data tbody tr:hover { background: var(--color-surface-2); }
table.data tbody tr:last-child td { border-bottom: none; }
table.data td.num, table.data th.num { text-align: right; }
table.data td.amount { font-weight: 600; }

/* Pills / badges */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  line-height: 1.4;
}
.pill-success { background: var(--color-success-soft); color: var(--color-success); }
.pill-warning { background: var(--color-warning-soft); color: var(--color-warning); }
.pill-error { background: var(--color-error-soft); color: var(--color-error); }
.pill-primary { background: var(--color-primary-soft); color: var(--color-primary-ink); }
[data-theme='dark'] .pill-primary { color: var(--color-primary); }
.pill-accent { background: var(--color-accent-soft); color: var(--color-accent-ink); }
[data-theme='dark'] .pill-accent { color: var(--color-accent); }
.pill-neutral { background: var(--color-surface-offset); color: var(--color-text-muted); }
.pill .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}

/* Skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--color-surface-2) 0%, var(--color-surface-offset) 50%, var(--color-surface-2) 100%);
  background-size: 200% 100%;
  border-radius: var(--radius-sm);
  animation: shimmer 1.2s infinite;
}
@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}
.skeleton-row {
  height: 44px;
  border-bottom: 1px solid var(--color-divider);
  padding: var(--space-3) var(--space-4);
  display: flex;
  align-items: center;
  gap: var(--space-4);
}
.skeleton-cell { height: 14px; flex: 1; }

/* Mobile menu toggle */
.mobile-menu-btn { display: none; }

/* Responsive */
@media (max-width: 900px) {
  .app-shell {
    grid-template-columns: 1fr;
    grid-template-areas:
      "topbar"
      "main";
  }
  .sidebar {
    position: fixed;
    left: 0; top: 0; bottom: 0;
    width: 260px;
    transform: translateX(-100%);
    transition: transform var(--transition-interactive);
    box-shadow: var(--shadow-lg);
  }
  .sidebar.open { transform: translateX(0); }
  .sidebar-scrim {
    display: none;
    position: fixed; inset: 0;
    background: rgba(12, 29, 34, 0.4);
    z-index: 15;
  }
  .sidebar-scrim.open { display: block; }
  .mobile-menu-btn { display: grid; }
  .main { padding: var(--space-4); }
  .global-search { max-width: none; }
  .kbd { display: none; }
  .org-switcher .org-text { display: none; }
  .breadcrumb .sep, .breadcrumb .parent { display: none; }
}

/* Utility */
.flex { display: flex; }
.items-center { align-items: center; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.muted { color: var(--color-text-muted); }
.faint { color: var(--color-text-faint); }
.text-sm { font-size: var(--text-sm); }
.text-xs { font-size: var(--text-xs); }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }