/**
 * Velora Systems — Design System
 * Premium European enterprise SaaS (dark-navy first, coherent light mode)
 */
:root,
[data-theme="light"] {
  color-scheme: light;
  --v-bg: #f6f7fb;
  --v-bg-elevated: #ffffff;
  --v-surface: #ffffff;
  --v-surface-2: #f1f4f9;
  --v-text: #0b1220;
  --v-text-secondary: #3d4b5c;
  --v-muted: #5b6b7c;
  --v-border: #e6ebf2;
  --v-border-strong: #d0d7e2;
  --v-accent: #2563eb;
  --v-accent-hover: #1d4ed8;
  --v-accent-soft: rgba(37, 99, 235, 0.1);
  --v-success: #059669;
  --v-success-soft: rgba(5, 150, 105, 0.1);
  --v-warning: #d97706;
  --v-warning-soft: rgba(217, 119, 6, 0.12);
  --v-danger: #dc2626;
  --v-danger-soft: rgba(220, 38, 38, 0.1);
  --v-sidebar: #0b1220;
  --v-sidebar-text: #9aa8bc;
  --v-sidebar-active: #ffffff;
  --v-shadow: 0 1px 2px rgba(11, 18, 32, 0.04), 0 8px 24px rgba(11, 18, 32, 0.04);
  --v-shadow-lg: 0 16px 40px rgba(11, 18, 32, 0.08);
  --v-radius: 12px;
  --v-radius-sm: 8px;
  --v-radius-lg: 16px;
  --v-font: Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
  --v-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  --v-focus: 0 0 0 3px rgba(37, 99, 235, 0.28);
  --v-topbar-h: 56px;
  --v-sidebar-w: 248px;
  --v-sidebar-w-collapsed: 72px;
  --bg: var(--v-bg);
  --bg-elevated: var(--v-bg-elevated);
  --bg-subtle: var(--v-surface-2);
  --surface: var(--v-surface);
  --surface-hover: var(--v-surface-2);
  --sidebar-bg: var(--v-sidebar);
  --sidebar-text: var(--v-sidebar-text);
  --sidebar-active: var(--v-sidebar-active);
  --text: var(--v-text);
  --text-secondary: var(--v-text-secondary);
  --text-muted: var(--v-muted);
  --border: var(--v-border);
  --border-strong: var(--v-border-strong);
  --accent: var(--v-accent);
  --accent-hover: var(--v-accent-hover);
  --accent-soft: var(--v-accent-soft);
  --success: var(--v-success);
  --success-soft: var(--v-success-soft);
  --warning: var(--v-warning);
  --warning-soft: var(--v-warning-soft);
  --danger: var(--v-danger);
  --danger-soft: var(--v-danger-soft);
  --shadow-sm: var(--v-shadow);
  --shadow-md: var(--v-shadow);
  --shadow-lg: var(--v-shadow-lg);
  --radius: var(--v-radius);
  --radius-sm: var(--v-radius-sm);
  --logo-bg: var(--v-surface);
}
[data-theme="dark"] {
  color-scheme: dark;
  --v-bg: #070b12;
  --v-bg-elevated: #0d1420;
  --v-surface: #101826;
  --v-surface-2: #151e2e;
  --v-text: #e8eef7;
  --v-text-secondary: #c5d0e0;
  --v-muted: #8b9bb0;
  --v-border: #1e2a3c;
  --v-border-strong: #2a3a52;
  --v-accent: #3d8bfd;
  --v-accent-hover: #5ba0ff;
  --v-accent-soft: rgba(61, 139, 253, 0.14);
  --v-success: #34d399;
  --v-success-soft: rgba(52, 211, 153, 0.12);
  --v-warning: #fbbf24;
  --v-warning-soft: rgba(251, 191, 36, 0.12);
  --v-danger: #f87171;
  --v-danger-soft: rgba(248, 113, 113, 0.12);
  --v-sidebar: #05080f;
  --v-sidebar-text: #8b9bb0;
  --v-sidebar-active: #f1f5f9;
  --v-shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 10px 28px rgba(0, 0, 0, 0.28);
  --v-shadow-lg: 0 20px 48px rgba(0, 0, 0, 0.45);
  --v-focus: 0 0 0 3px rgba(61, 139, 253, 0.35);
}
html { -webkit-font-smoothing: antialiased; text-rendering: optimizeLegibility; }
body { font-family: var(--v-font); background: var(--v-bg); color: var(--v-text); }
::selection { background: var(--v-accent-soft); color: var(--v-text); }
:focus-visible { outline: none; box-shadow: var(--v-focus); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
}
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 40px; padding: 0 14px; border-radius: var(--v-radius-sm);
  border: 1px solid transparent; font: inherit; font-size: 0.9rem; font-weight: 600;
  letter-spacing: -0.01em; cursor: pointer;
  transition: background .15s ease, border-color .15s ease, color .15s ease, box-shadow .15s ease, transform .12s ease;
  text-decoration: none; white-space: nowrap;
}
.btn:active:not(:disabled) { transform: translateY(1px); }
.btn:disabled { opacity: 0.45; cursor: not-allowed; }
.btn-sm { min-height: 32px; padding: 0 10px; font-size: 0.82rem; border-radius: 7px; }
.btn-lg { min-height: 44px; padding: 0 18px; }
.btn-primary { background: var(--v-accent); color: #fff; border-color: var(--v-accent); }
.btn-primary:hover:not(:disabled) { background: var(--v-accent-hover); border-color: var(--v-accent-hover); }
.btn-secondary { background: var(--v-surface); color: var(--v-text); border-color: var(--v-border-strong); }
.btn-secondary:hover:not(:disabled) { background: var(--v-surface-2); }
.btn-ghost { background: transparent; color: var(--v-muted); border-color: transparent; }
.btn-ghost:hover:not(:disabled) { color: var(--v-text); background: var(--v-accent-soft); }
.btn-danger, .btn-destructive { background: var(--v-danger); color: #fff; border-color: var(--v-danger); }
.icon-btn {
  width: 36px; height: 36px; min-height: 36px; padding: 0; border-radius: var(--v-radius-sm);
  border: 1px solid var(--v-border); background: var(--v-surface); color: var(--v-muted);
  display: inline-flex; align-items: center; justify-content: center; cursor: pointer;
}
.icon-btn:hover { color: var(--v-text); border-color: var(--v-border-strong); }
.field, label.field { display: flex; flex-direction: column; gap: 6px; }
.field > span, .field-label { font-size: 0.78rem; font-weight: 600; color: var(--v-muted); }
input:not([type="checkbox"]):not([type="radio"]):not([type="range"]), select, textarea {
  width: 100%; min-height: 40px; padding: 8px 12px; border-radius: var(--v-radius-sm);
  border: 1px solid var(--v-border); background: var(--v-surface); color: var(--v-text); font: inherit;
}
textarea { min-height: 96px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--v-accent); box-shadow: var(--v-focus); }
.v-card, .card, .panel {
  background: var(--v-surface); border: 1px solid var(--v-border); border-radius: var(--v-radius); box-shadow: var(--v-shadow);
}
.v-kpi { padding: 16px 18px; display: flex; flex-direction: column; gap: 6px; }
.v-kpi-label { font-size: 0.78rem; font-weight: 600; color: var(--v-muted); text-transform: uppercase; letter-spacing: .04em; }
.v-kpi-value { font-size: 1.65rem; font-weight: 700; letter-spacing: -0.03em; font-variant-numeric: tabular-nums; }
.v-kpi-delta { font-size: 0.8rem; font-weight: 600; }
.v-kpi-delta.up { color: var(--v-success); }
.v-kpi-delta.down { color: var(--v-danger); }
.v-kpi-delta.flat { color: var(--v-muted); }
.badge, .v-badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px;
  font-size: 0.72rem; font-weight: 700; background: var(--v-surface-2); color: var(--v-muted);
}
.badge-success { background: var(--v-success-soft); color: var(--v-success); }
.badge-warning { background: var(--v-warning-soft); color: var(--v-warning); }
.badge-danger { background: var(--v-danger-soft); color: var(--v-danger); }
.badge-accent { background: var(--v-accent-soft); color: var(--v-accent); }
.table-wrap, .v-table-wrap { overflow: auto; border: 1px solid var(--v-border); border-radius: var(--v-radius); background: var(--v-surface); }
table.data-table, .v-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
table.data-table th, .v-table th {
  text-align: left; font-size: 0.75rem; font-weight: 700; color: var(--v-muted); text-transform: uppercase; letter-spacing: .04em;
  padding: 12px 14px; border-bottom: 1px solid var(--v-border); background: var(--v-surface-2); position: sticky; top: 0; z-index: 1;
}
table.data-table td, .v-table td { padding: 12px 14px; border-bottom: 1px solid var(--v-border); }
table.data-table tbody tr:hover, .v-table tbody tr:hover { background: var(--v-accent-soft); }
.modal, dialog.modal { border: none; padding: 0; background: transparent; max-width: min(920px, calc(100vw - 24px)); }
.modal::backdrop { background: rgba(5, 8, 15, 0.62); backdrop-filter: blur(4px); }
.modal-panel { background: var(--v-surface); border: 1px solid var(--v-border); border-radius: var(--v-radius-lg); box-shadow: var(--v-shadow-lg); overflow: hidden; }
.modal-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; padding: 16px 18px; border-bottom: 1px solid var(--v-border); }
.modal-head h2 { margin: 0; font-size: 1.05rem; letter-spacing: -0.02em; }
.modal-sub { margin: 4px 0 0; color: var(--v-muted); font-size: 0.85rem; }
.modal-body { padding: 16px 18px; }
.modal-foot { display: flex; justify-content: flex-end; gap: 8px; padding: 12px 18px; border-top: 1px solid var(--v-border); background: var(--v-surface-2); }
.v-empty { text-align: center; padding: 48px 20px; color: var(--v-muted); border: 1px dashed var(--v-border); border-radius: var(--v-radius); background: var(--v-surface); }
.v-shell { display: grid; grid-template-columns: var(--v-sidebar-w) 1fr; min-height: 100vh; background: var(--v-bg); }
.v-shell.is-collapsed { grid-template-columns: var(--v-sidebar-w-collapsed) 1fr; }
.v-sidebar {
  position: sticky; top: 0; align-self: start; height: 100vh; display: flex; flex-direction: column;
  background: var(--v-sidebar); color: var(--v-sidebar-text); border-right: 1px solid rgba(255,255,255,0.06); z-index: 50;
}
.v-sidebar-brand { display: flex; align-items: center; gap: 10px; padding: 16px 14px; min-height: var(--v-topbar-h); border-bottom: 1px solid rgba(255,255,255,0.06); }
.v-sidebar-brand img { width: 28px; height: 28px; border-radius: 7px; object-fit: contain; background: #fff; }
.v-sidebar-brand strong { color: var(--v-sidebar-active); font-size: 0.95rem; letter-spacing: -0.02em; }
.v-sidebar-brand span { display: block; font-size: 0.7rem; color: var(--v-sidebar-text); font-weight: 500; }
.v-nav { flex: 1; overflow: auto; padding: 12px 10px; display: flex; flex-direction: column; gap: 2px; }
.v-nav-group { margin: 12px 8px 6px; font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: .06em; color: #66758a; }
.v-nav a {
  display: flex; align-items: center; gap: 10px; padding: 9px 10px; border-radius: 9px;
  color: var(--v-sidebar-text); font-size: 0.9rem; font-weight: 550; text-decoration: none;
  transition: background .12s ease, color .12s ease;
}
.v-nav a:hover { background: rgba(255,255,255,0.05); color: #e8eef7; }
.v-nav a.is-active { background: rgba(61, 139, 253, 0.16); color: #fff; }
.v-nav-ico { width: 20px; text-align: center; opacity: 0.9; flex-shrink: 0; font-size: 0.95rem; }
.v-sidebar-foot { padding: 12px 10px 14px; border-top: 1px solid rgba(255,255,255,0.06); display: flex; flex-direction: column; gap: 6px; }
.v-sidebar-user { padding: 8px 10px; border-radius: 9px; background: rgba(255,255,255,0.03); font-size: 0.82rem; color: #c5d0e0; }
.v-sidebar-user strong { display: block; color: #fff; font-size: 0.88rem; }
.v-shell-main { min-width: 0; display: flex; flex-direction: column; min-height: 100vh; }
.v-shell-top {
  position: sticky; top: 0; z-index: 40; display: flex; align-items: center; justify-content: space-between; gap: 12px;
  min-height: var(--v-topbar-h); padding: 0 18px;
  background: color-mix(in srgb, var(--v-bg) 86%, transparent); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--v-border);
}
.v-shell-top h1 { margin: 0; font-size: 1.05rem; font-weight: 700; letter-spacing: -0.02em; }
.v-shell-top .v-sub { margin: 2px 0 0; font-size: 0.8rem; color: var(--v-muted); }
.v-shell-content { padding: 20px 18px 40px; flex: 1; }
.v-nav-toggle {
  display: none; border: 1px solid var(--v-border); background: var(--v-surface); color: var(--v-text);
  border-radius: 9px; width: 40px; height: 40px; cursor: pointer;
}
.v-shell.is-collapsed .v-sidebar-brand strong,
.v-shell.is-collapsed .v-sidebar-brand span,
.v-shell.is-collapsed .v-nav-group,
.v-shell.is-collapsed .v-nav a span:not(.v-nav-ico),
.v-shell.is-collapsed .v-sidebar-user,
.v-shell.is-collapsed .v-sidebar-foot .btn { display: none; }
.v-shell.is-collapsed .v-nav a { justify-content: center; }
.v-collapse-btn { margin-left: auto; border: 0; background: transparent; color: var(--v-sidebar-text); cursor: pointer; width: 28px; height: 28px; border-radius: 6px; }
.v-collapse-btn:hover { background: rgba(255,255,255,0.06); color: #fff; }
@media (max-width: 960px) {
  .v-shell { grid-template-columns: 1fr; }
  .v-sidebar {
    position: fixed; inset: 0 auto 0 0; width: min(280px, 86vw); transform: translateX(-105%);
    transition: transform .2s ease; box-shadow: var(--v-shadow-lg);
  }
  .v-shell.nav-open .v-sidebar { transform: translateX(0); }
  .v-nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .v-shell-backdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.45); z-index: 45; }
  .v-shell.nav-open .v-shell-backdrop { display: block; }
  .v-collapse-btn { display: none; }
}