/*
 * Tiseran Harvest - Main Stylesheet
 *
 * This file contains custom CSS that complements Tailwind CSS.
 * Tailwind is compiled separately via the tailwindcss-rails gem.
 */

/* ============================================
   Theme Variables (Light Mode Default)
   ============================================ */
:root {
  /* Background colors — warm stone tones instead of clinical pure grays */
  --color-bg-primary: #fafaf8;
  --color-bg-secondary: #f5f5f3;
  --color-bg-tertiary: #efefec;
  --color-bg-hover: #e7e5e4;

  /* Sidebar surface — distinctly darker than content to create visual hierarchy */
  --color-bg-sidebar: #eaeae7;
  --color-bg-sidebar-hover: #e0dfdc;
  --color-bg-sidebar-active: #d9d8d5;
  --color-border-sidebar: #d6d3d1;

  /* Text colors — warm darks for comfortable reading */
  --color-text-primary: #1c1917;
  --color-text-secondary: #44403c;
  --color-text-tertiary: #78716c;
  --color-text-muted: #a8a29e;

  /* Border colors — warm and subtle */
  --color-border-primary: #e7e5e4;
  --color-border-secondary: #d6d3d1;

  /* Accent colors — higher contrast for light backgrounds */
  --color-accent-blue: #2563eb;
  --color-accent-green: #059669;
  --color-accent-yellow: #d97706;
  --color-accent-red: #dc2626;
  --color-accent-purple: #7c3aed;

  /* Semantic colors — AA-passing on light backgrounds */
  --color-success: #059669;
  --color-warning: #d97706;
  --color-error: #dc2626;
  --color-info: #2563eb;

  /* Elevation */
  --shadow-card: 0 1px 3px rgba(28, 25, 23, 0.04), 0 1px 2px rgba(28, 25, 23, 0.03);
  --shadow-sidebar: none;

  /* Font family */
  --font-sans: 'Inter', ui-sans-serif, system-ui, sans-serif;
}

/* ============================================
   Dark Theme
   ============================================ */
[data-theme="dark"] {
  /* Background colors — neutral-warm darks, content area lifted for sidebar contrast */
  --color-bg-primary: #1e1e21;
  --color-bg-secondary: #2a2a2e;
  --color-bg-tertiary: #3f3f46;
  --color-bg-hover: #52525b;

  /* Sidebar surface — noticeably darker than content area */
  --color-bg-sidebar: #111113;
  --color-bg-sidebar-hover: #1a1a1d;
  --color-bg-sidebar-active: #242428;
  --color-border-sidebar: #2a2a2e;

  /* Text colors — slightly warm whites for comfortable reading */
  --color-text-primary: #fafaf9;
  --color-text-secondary: #e7e5e4;
  --color-text-tertiary: #a8a29e;
  --color-text-muted: #78716c;

  /* Border colors — visible against lifted content surface */
  --color-border-primary: #3f3f46;
  --color-border-secondary: #52525b;

  /* Accent colors — lighter variants for dark backgrounds, all AA-passing */
  --color-accent-blue: #60a5fa;
  --color-accent-green: #34d399;
  --color-accent-yellow: #fbbf24;
  --color-accent-red: #f87171;
  --color-accent-purple: #a78bfa;

  /* Semantic colors — matching lighter accents for dark mode */
  --color-success: #34d399;
  --color-warning: #fbbf24;
  --color-error: #f87171;
  --color-info: #60a5fa;

  /* Elevation — more pronounced in dark mode */
  --shadow-card: 0 1px 3px rgba(0, 0, 0, 0.25), 0 1px 2px rgba(0, 0, 0, 0.15);
  --shadow-sidebar: 2px 0 8px rgba(0, 0, 0, 0.3);
}

/* ============================================
   Base Styles
   ============================================ */
html {
  font-family: var(--font-sans);
}

/* ============================================
   Custom Utility Classes
   ============================================ */

/* Background utilities */
.bg-primary { background-color: var(--color-bg-primary); }
.bg-secondary { background-color: var(--color-bg-secondary); }
.bg-tertiary { background-color: var(--color-bg-tertiary); }
.bg-hover { background-color: var(--color-bg-hover); }
.bg-sidebar { background-color: var(--color-bg-sidebar); box-shadow: var(--shadow-sidebar); position: relative; z-index: 10; }
.bg-sidebar-hover { background-color: var(--color-bg-sidebar-hover); }
.bg-sidebar-active { background-color: var(--color-bg-sidebar-active); }
.bg-accent-blue { background-color: var(--color-accent-blue); }
.bg-accent-green { background-color: var(--color-accent-green); }
.bg-accent-yellow { background-color: var(--color-accent-yellow); }
.bg-accent-red { background-color: var(--color-accent-red); }
.bg-accent-purple { background-color: var(--color-accent-purple); }

/* Text utilities */
.text-primary { color: var(--color-text-primary); }
.text-secondary { color: var(--color-text-secondary); }
.text-tertiary { color: var(--color-text-tertiary); }
.text-muted { color: var(--color-text-muted); }
.text-accent-blue { color: var(--color-accent-blue); }
.text-accent-green { color: var(--color-accent-green); }
.text-accent-yellow { color: var(--color-accent-yellow); }
.text-accent-red { color: var(--color-accent-red); }
.text-accent-purple { color: var(--color-accent-purple); }

/* Border utilities */
.border-primary { border-color: var(--color-border-primary); }
.border-secondary { border-color: var(--color-border-secondary); }
.border-sidebar { border-color: var(--color-border-sidebar); }

/* ============================================
   Component Styles
   ============================================ */

/* Card component */
.card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: 0.75rem;
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
}

.card-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
}

/* Badge component */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 500;
  border-radius: 9999px;
}

.badge-success {
  background-color: rgba(5, 150, 105, 0.1);
  color: var(--color-success);
}

.badge-warning {
  background-color: rgba(217, 119, 6, 0.1);
  color: var(--color-warning);
}

.badge-error {
  background-color: rgba(220, 38, 38, 0.1);
  color: var(--color-error);
}

.badge-info {
  background-color: rgba(37, 99, 235, 0.1);
  color: var(--color-info);
}

.badge-neutral {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
}

/* Button component */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  border-radius: 0.5rem;
  transition: all 0.15s ease;
  cursor: pointer;
}

.btn-primary {
  background-color: var(--color-accent-blue);
  color: white;
}

.btn-primary:hover {
  background-color: #1d4ed8;
}

.btn-secondary {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-primary);
  border: 1px solid var(--color-border-primary);
}

.btn-secondary:hover {
  background-color: var(--color-bg-hover);
}

.btn-danger {
  background-color: var(--color-error);
  color: white;
}

.btn-danger:hover {
  background-color: #dc2626;
}

/* Table component */
.table-container {
  overflow-x: auto;
  border: 1px solid var(--color-border-primary);
  border-radius: 0.75rem;
  box-shadow: var(--shadow-card);
}

.table,
.data-table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.data-table th {
  background-color: var(--color-bg-tertiary);
  padding: 0.75rem 1rem;
  text-align: left;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-tertiary);
  white-space: nowrap;
}

.table td,
.data-table td {
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--color-border-primary);
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.table tbody tr:hover,
.data-table tbody tr:hover {
  background-color: var(--color-bg-tertiary);
}

/* Stats card */
.stat-card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: 0.75rem;
  padding: 1.25rem;
  box-shadow: var(--shadow-card);
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  margin-top: 0.25rem;
}

.stat-change {
  font-size: 0.75rem;
  margin-top: 0.5rem;
}

.stat-change.positive {
  color: var(--color-success);
}

.stat-change.negative {
  color: var(--color-error);
}

/* Progress bar */
.progress-bar {
  width: 100%;
  height: 0.5rem;
  background-color: var(--color-bg-tertiary);
  border-radius: 9999px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  border-radius: 9999px;
  transition: width 0.3s ease;
}

.progress-bar-fill.success {
  background-color: var(--color-success);
}

.progress-bar-fill.warning {
  background-color: var(--color-warning);
}

.progress-bar-fill.error {
  background-color: var(--color-error);
}

.progress-bar-fill.info {
  background-color: var(--color-info);
}

/* Attention card (for issues needing review) */
.attention-card {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-border-primary);
  border-radius: 0.75rem;
  padding: 1rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-card);
}

.attention-card.critical {
  border-left: 4px solid var(--color-error);
}

.attention-card.warning {
  border-left: 4px solid var(--color-warning);
}

.attention-card.info {
  border-left: 4px solid var(--color-info);
}

.attention-count {
  font-size: 1.5rem;
  font-weight: 700;
  min-width: 3rem;
}

.attention-count.critical {
  color: var(--color-error);
}

.attention-count.warning {
  color: var(--color-warning);
}

.attention-count.info {
  color: var(--color-info);
}

/* Form inputs */
.form-input {
  width: 100%;
  padding: 0.5rem 0.75rem;
  font-size: 0.875rem;
  background-color: var(--color-bg-primary);
  border: 1px solid var(--color-border-primary);
  border-radius: 0.5rem;
  color: var(--color-text-primary);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-accent-blue);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

[data-theme="dark"] .form-input:focus {
  box-shadow: 0 0 0 3px rgba(96, 165, 250, 0.2);
}

.form-input::placeholder {
  color: var(--color-text-muted);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
  background-position: right 0.5rem center;
  background-repeat: no-repeat;
  background-size: 1.5em 1.5em;
  padding-right: 2.5rem;
}

/* Dark mode icon visibility */
[data-theme="light"] .dark\:block { display: none; }
[data-theme="light"] .dark\:hidden { display: block; }
[data-theme="dark"] .dark\:block { display: block; }
[data-theme="dark"] .dark\:hidden { display: none; }

/* Spinner animation */
@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.animate-spin {
  animation: spin 1s linear infinite;
}

/* Tabs */
.tabs {
  display: flex;
  gap: 0.25rem;
  border-bottom: 1px solid var(--color-border-primary);
}

.tab {
  padding: 0.75rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-tertiary);
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
  transition: all 0.15s ease;
  cursor: pointer;
}

.tab:hover {
  color: var(--color-text-primary);
}

.tab.active {
  color: var(--color-accent-blue);
  border-bottom-color: var(--color-accent-blue);
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 3rem 1.5rem;
}

.empty-state-icon {
  width: 4rem;
  height: 4rem;
  margin: 0 auto 1rem;
  color: var(--color-text-muted);
}

.empty-state-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.5rem;
}

.empty-state-description {
  font-size: 0.875rem;
  color: var(--color-text-tertiary);
  max-width: 24rem;
  margin: 0 auto;
}