/* ═══════════════════════════════════════════════════════════════════════════
   Lazarus Finance — Client Dashboard (LK)
   CSS custom properties + logical blocks

   Theming: light + dark follow the OS/system preference
   (prefers-color-scheme). No manual toggle. Palette mirrors the Keycloak
   `lazarus` login theme (keycloak.corp/theme/lazarus).
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Design Tokens: light ───────────────────────────────────────────────── */
:root {
  color-scheme: light dark;

  /* brand */
  --color-brand: #002f2c;
  --color-accent: #ffcf3e;
  --color-accent-ink: #001c1a;

  /* interactive / primary */
  --color-primary: #164944;
  --color-primary-hover: #0f3a35;
  --color-primary-contrast: #ffffff;

  /* surfaces */
  --color-bg: #f2f4f5;
  --color-surface: #ffffff;
  --color-surface-tint: #f2f4f5;
  --color-border: rgba(120, 140, 150, 0.35);
  --color-hover-bg: #e9edee;

  /* text */
  --color-text: #002f2c;
  --color-text-secondary: #164944;
  --color-text-muted: #52626b;
  --color-text-nav: #164944;

  /* feedback */
  --color-error: #c0392b;
  --color-error-bg: #fef2f2;
  --color-error-border: #fecaca;

  /* shape */
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 20px;

  --shadow-card: 0 4px 24px rgba(0, 47, 44, 0.08);

  --transition-fast: 0.2s;

  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ── Design Tokens: dark (follows OS preference) ────────────────────────── */
@media (prefers-color-scheme: dark) {
  :root {
    /* brand */
    --color-brand: #e0ece8;
    --color-accent: #ffcf3e;
    --color-accent-ink: #001c1a;

    /* interactive / primary */
    --color-primary: #ffcf3e;
    --color-primary-hover: #e6ba38;
    --color-primary-contrast: #001c1a;

    /* surfaces */
    --color-bg: #0a1412;
    --color-surface: #0f1f1a;
    --color-surface-tint: #142822;
    --color-border: #1a2e28;
    --color-hover-bg: #142822;

    /* text */
    --color-text: #e0ece8;
    --color-text-secondary: #a0b8b0;
    --color-text-muted: #8aa39a;
    --color-text-nav: #a0b8b0;

    /* feedback */
    --color-error: #f6a6a0;
    --color-error-bg: #2a1512;
    --color-error-border: #7f1d1d;

    --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.45);
  }
}

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

html,
body {
  height: 100%;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
  font-family: var(--font-family);
  background: var(--color-bg);
  color: var(--color-text);
}

/* ── Inline icons (strict line set, inherit currentColor) ───────────────── */
.icon {
  display: block;
  flex: 0 0 auto;
  width: 16px;
  height: 16px;
}

.btn-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Top Bar ────────────────────────────────────────────────────────────── */
.top-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 6px 16px;
  border-bottom: 1px solid var(--color-border);
  flex-shrink: 0;
  background: var(--color-surface);
  min-height: 52px;
}

.top-bar-left {
  display: flex;
  align-items: center;
  gap: 12px;
}

.top-bar-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 16px;
  letter-spacing: -0.3px;
  color: var(--color-brand);
}

.top-bar-logo-icon {
  display: block;
  flex: 0 0 auto;
  height: 22px;
  width: auto;
}

.top-bar-logo-text span {
  color: var(--color-accent);
}

/* ── Nav Tabs ───────────────────────────────────────────────────────────── */
.nav-tabs {
  display: flex;
  align-items: center;
  gap: 4px;
  margin: 0 16px;
}

.nav-tab {
  padding: 6px 14px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 6px;
}

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

.nav-tab.active {
  background: var(--color-primary);
  color: var(--color-primary-contrast);
}

.nav-tab .badge {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.2);
}

.nav-tab.active .badge {
  background: rgba(255, 255, 255, 0.25);
}

.nav-tab-icon {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Top Bar Right Side ─────────────────────────────────────────────────── */
.top-bar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.user-info {
  font-size: 12px;
  color: var(--color-text-muted);
  text-align: right;
  line-height: 1.3;
}

.user-info strong {
  display: block;
  color: var(--color-text-nav);
  font-size: 13px;
}

.logout-btn {
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 6px;
}

.logout-btn:hover {
  background: var(--color-error-bg);
  color: var(--color-error);
  border-color: var(--color-error-border);
}

/* ── Chat Widget ────────────────────────────────────────────────────────── */
nexus-chat {
  flex: 1;
  overflow: hidden;
  display: flex;
}

/* ── Loading State ──────────────────────────────────────────────────────── */
.loading-state,
.redirect-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 32px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.loading-text {
  font-size: 14px;
  color: var(--color-text-secondary);
}

/* ── Error State ────────────────────────────────────────────────────────── */
.error-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 32px;
  text-align: center;
}

.error-icon {
  display: flex;
  color: var(--color-text-muted);
}

.error-icon .icon {
  width: 48px;
  height: 48px;
}

.error-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
}

.error-message {
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 400px;
  line-height: 1.5;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border: none;
  border-radius: var(--radius-md);
  background: var(--color-primary);
  color: var(--color-primary-contrast);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: opacity var(--transition-fast);
}

.error-btn:hover {
  opacity: 0.85;
}

/* ── Placeholder State (tabs in development) ──────────────────────────── */
.placeholder-state {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 32px;
  text-align: center;
}

.placeholder-icon {
  display: flex;
  color: var(--color-text-muted);
}

.placeholder-icon .icon {
  width: 48px;
  height: 48px;
}

.placeholder-title {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text);
}

.placeholder-text {
  font-size: 14px;
  color: var(--color-text-secondary);
  max-width: 400px;
  line-height: 1.5;
}

/* ── Responsive ─────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .nav-tabs {
    gap: 2px;
  }

  .nav-tab {
    padding: 5px 10px;
    font-size: 12px;
  }

  .nav-tab .icon {
    width: 14px;
    height: 14px;
  }

  .top-bar {
    padding: 4px 10px;
    flex-wrap: wrap;
    min-height: 44px;
  }

  .top-bar-logo-icon {
    height: 18px;
  }

  .user-info strong {
    font-size: 12px;
  }
}