/* Nocturne Theme — Deep Indigo + Amber, dark-first color palette */
:root {
  /* Indigo (base / surfaces) */
  --color-nocturne-indigo-50: #eef2ff;
  --color-nocturne-indigo-100: #e0e7ff;
  --color-nocturne-indigo-200: #c7d2fe;
  --color-nocturne-indigo-300: #a5b4fc;
  --color-nocturne-indigo-400: #818cf8;
  --color-nocturne-indigo-500: #6366f1;
  --color-nocturne-indigo-600: #4f46e5;
  --color-nocturne-indigo-700: #4338ca;
  --color-nocturne-indigo-800: #3730a3;
  --color-nocturne-indigo-900: #312e81;
  --color-nocturne-indigo-950: #1e1b4b;

  /* Amber (accent) */
  --color-nocturne-amber-300: #fcd34d;
  --color-nocturne-amber-400: #fbbf24;
  --color-nocturne-amber-500: #f59e0b;
  --color-nocturne-amber-600: #d97706;
  --color-nocturne-amber-700: #b45309;

  /* Neutrals */
  --color-nocturne-white: #ffffff;
  --color-nocturne-gray-50: #f9fafb;
  --color-nocturne-gray-100: #f3f4f6;
  --color-nocturne-gray-200: #e5e7eb;
  --color-nocturne-gray-300: #d1d5db;
  --color-nocturne-gray-400: #9ca3af;
  --color-nocturne-gray-500: #6b7280;
  --color-nocturne-gray-600: #4b5563;
  --color-nocturne-gray-700: #374151;
  --color-nocturne-gray-800: #1f2937;
  --color-nocturne-gray-900: #111827;

  /* Semantic status colors */
  --color-nocturne-success: #10b981;
  --color-nocturne-warning: #f59e0b;
  --color-nocturne-error: #ef4444;
  --color-nocturne-info: #818cf8;

  /* Theme aliases — reference these in components */
  --color-nocturne-bg: var(--color-nocturne-indigo-950);
  --color-nocturne-surface: var(--color-nocturne-indigo-900);
  --color-nocturne-surface-raised: var(--color-nocturne-indigo-800);
  --color-nocturne-border: var(--color-nocturne-indigo-800);
  --color-nocturne-border-strong: var(--color-nocturne-indigo-700);
  --color-nocturne-text: var(--color-nocturne-gray-200);
  --color-nocturne-text-strong: var(--color-nocturne-white);
  --color-nocturne-text-muted: var(--color-nocturne-indigo-300);
  --color-nocturne-link: var(--color-nocturne-indigo-400);
  --color-nocturne-accent: var(--color-nocturne-amber-500);
  --color-nocturne-accent-hover: var(--color-nocturne-amber-600);
  --color-nocturne-accent-contrast: var(--color-nocturne-indigo-950);
}

/* Base component styles */
.nocturne-card {
  background-color: var(--color-nocturne-surface);
  border-radius: 0.5rem;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
  border: 1px solid var(--color-nocturne-border);
  color: var(--color-nocturne-text);
}

.nocturne-card-hover {
  transition: box-shadow 0.2s, transform 0.2s;
}

.nocturne-card-hover:hover {
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.5);
}

.nocturne-button-primary {
  background-color: var(--color-nocturne-accent);
  color: var(--color-nocturne-accent-contrast);
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 0.2s;
  border: none;
  cursor: pointer;
}

.nocturne-button-primary:hover {
  background-color: var(--color-nocturne-accent-hover);
}

.nocturne-button-primary:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-nocturne-bg), 0 0 0 4px var(--color-nocturne-accent);
}

.nocturne-button-secondary {
  background-color: var(--color-nocturne-surface-raised);
  color: var(--color-nocturne-text-strong);
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 0.2s;
  border: 1px solid var(--color-nocturne-border-strong);
  cursor: pointer;
}

.nocturne-button-secondary:hover {
  background-color: var(--color-nocturne-indigo-700);
}

.nocturne-button-secondary:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-nocturne-bg), 0 0 0 4px var(--color-nocturne-accent);
}

.nocturne-button-outline {
  border: 2px solid var(--color-nocturne-accent);
  color: var(--color-nocturne-accent);
  background-color: transparent;
  font-weight: 700;
  padding: 0.5rem 1rem;
  border-radius: 0.375rem;
  transition: background-color 0.2s, color 0.2s;
  cursor: pointer;
}

.nocturne-button-outline:hover {
  background-color: var(--color-nocturne-accent);
  color: var(--color-nocturne-accent-contrast);
}

.nocturne-button-outline:focus {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-nocturne-bg), 0 0 0 4px var(--color-nocturne-accent);
}

.nocturne-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.125rem 0.625rem;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 500;
  line-height: 1rem;
}

.nocturne-badge-priority {
  background-color: var(--color-nocturne-warning);
  color: var(--color-nocturne-indigo-950);
}

.nocturne-badge-aligns {
  background-color: var(--color-nocturne-success);
  color: var(--color-nocturne-indigo-950);
}

.nocturne-badge-doesnt-align {
  background-color: var(--color-nocturne-error);
  color: var(--color-nocturne-white);
}

.nocturne-badge-neutral {
  background-color: var(--color-nocturne-surface-raised);
  color: var(--color-nocturne-text);
}

/* Sidebar styles */
.nocturne-sidebar {
  position: fixed;
  left: 0;
  top: 0;
  height: 100%;
  width: 16rem;
  background-color: var(--color-nocturne-surface);
  border-right: 1px solid var(--color-nocturne-border);
  box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -4px rgba(0, 0, 0, 0.5);
  z-index: 10;
  transition: transform 0.3s;
}

.nocturne-sidebar-collapsed {
  transform: translateX(-100%);
}

/* Modal (theme component) */
.nocturne-modal {
  position: fixed;
  inset: 0;
  z-index: 50;
  overflow-y: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}

.nocturne-modal-backdrop {
  position: fixed;
  inset: 0;
  background-color: rgba(0, 0, 0, 0.7);
  transition: opacity 0.2s;
}

.nocturne-modal-content {
  position: relative;
  z-index: 10;
  width: 100%;
  max-width: 32rem;
  overflow: hidden;
  border-radius: 0.5rem;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
  background-color: var(--color-nocturne-surface);
  color: var(--color-nocturne-text);
  border: 1px solid var(--color-nocturne-border);
  transition: transform 0.3s;
}

.nocturne-modal-content.nocturne-modal-sm { max-width: 28rem; }
.nocturne-modal-content.nocturne-modal-lg { max-width: 42rem; }
.nocturne-modal-content.nocturne-modal-xl { max-width: 56rem; }

.nocturne-modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--color-nocturne-border);
}

.nocturne-modal-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-nocturne-text-strong);
}

.nocturne-modal-body {
  padding: 1rem 1.5rem;
}

.nocturne-modal-footer {
  padding: 1rem 1.5rem;
  border-top: 1px solid var(--color-nocturne-border);
}

.nocturne-modal-close {
  padding: 0.25rem;
  border-radius: 0.25rem;
  color: var(--color-nocturne-text-muted);
  background: transparent;
  border: none;
  cursor: pointer;
  transition: color 0.2s;
}

.nocturne-modal-close:hover {
  color: var(--color-nocturne-text-strong);
}

.nocturne-modal-close:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--color-nocturne-bg), 0 0 0 4px var(--color-nocturne-accent);
}

/* Layout spacing utilities */
.nocturne-content-top-spacing {
  /* Space for banner (52px) + header (52px) = 104px */
  padding-top: 104px;
}

.nocturne-sidebar-top-spacing {
  /* Space for banner (52px) + header (52px) = 104px */
  top: 104px;
}