/* BuckeyeMealPlanner Styles */
/* Buckeye UX Design System colors + typography */

@import url("https://assets.bux.osu.edu/bux-webfonts2/bux-webfonts2.css");

:root {
  --osu-scarlet: #bb0000;
  --osu-scarlet-dark: #990000;
  --osu-gray: #666666;
  --osu-gray-light: #f5f5f5;
  --osu-gray-medium: #e8e8e8;
  --osu-black: #212121;
  --osu-white: #ffffff;
  --body-text: #333333;
  --border: #ddd;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  font-family: "BuckeyeSans", "Helvetica Neue", "Helvetica", "Arial", sans-serif;
  color: var(--body-text);
  background: var(--osu-white);
  margin: 0;
  line-height: 1.6;
}

/* ─── Top Bar ─── */
.osu-topbar {
  background: var(--osu-scarlet);
  color: var(--osu-white);
  padding: 0.75rem 0;
}

.osu-topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.osu-logo {
  font-family: "BuckeyeSerif", "Georgia", serif;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--osu-white);
  text-decoration: none;
  letter-spacing: 0.3px;
}

.osu-topbar-text {
  font-size: 0.8rem;
  opacity: 0.85;
}

/* ─── Page Header ─── */
.page-header {
  background: var(--osu-gray-light);
  border-bottom: 3px solid var(--osu-scarlet);
  padding: 2rem 0;
}

.page-header h1 {
  font-family: "BuckeyeSerif", "Georgia", serif;
  font-weight: 700;
  font-size: 2rem;
  color: var(--osu-black);
  margin: 0 0 0.25rem;
}

.page-header p {
  color: var(--osu-gray);
  margin: 0;
  font-size: 0.95rem;
}

.data-badge {
  display: inline-block;
  background: var(--osu-white);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.2rem 0.6rem;
  font-size: 0.78rem;
  color: var(--osu-gray);
  margin-top: 0.5rem;
}

/* ─── Cards ─── */
.section-card {
  background: var(--osu-white);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: var(--card-shadow);
}

.section-card .card-header {
  background: var(--osu-gray-light);
  border-bottom: 1px solid var(--border);
  padding: 0.85rem 1.25rem;
  font-family: "BuckeyeSerif", "Georgia", serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--osu-black);
}

.section-card .card-body {
  padding: 1.25rem;
}

/* ─── Form Controls ─── */
.form-label {
  font-weight: 600;
  font-size: 0.85rem;
  color: var(--osu-black);
  margin-bottom: 0.3rem;
}

.form-select,
.form-control {
  border: 1px solid #ccc;
  border-radius: 4px;
  padding: 0.5rem 0.75rem;
  font-size: 0.9rem;
  color: var(--body-text);
  background: var(--osu-white);
  transition: border-color 0.15s ease;
}

.form-select:focus,
.form-control:focus {
  border-color: var(--osu-scarlet);
  box-shadow: 0 0 0 2px rgba(187, 0, 0, 0.12);
  outline: none;
}

.form-text {
  font-size: 0.78rem;
  color: var(--osu-gray);
}

/* ─── Toggle Switches ─── */
.form-check-input:checked {
  background-color: var(--osu-scarlet);
  border-color: var(--osu-scarlet);
}

.form-check-label {
  font-size: 0.9rem;
  font-weight: 600;
}

/* ─── Sliders ─── */
.slider-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transition: opacity 0.2s ease;
}

.slider-row > * + * {
  margin-left: 0.75rem;
}

@supports (gap: 0.75rem) {
  .slider-row > * + * {
    margin-left: 0;
  }
}

.slider-row.disabled {
  opacity: 0.3;
  pointer-events: none;
}

.slider-value {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--osu-scarlet);
  min-width: 55px;
  text-align: right;
}

.form-range::-webkit-slider-thumb {
  background: var(--osu-scarlet);
}

.form-range::-moz-range-thumb {
  background: var(--osu-scarlet);
}

/* ─── Buttons ─── */
.btn-osu {
  background: var(--osu-scarlet);
  color: var(--osu-white);
  border: none;
  border-radius: 4px;
  padding: 0.7rem 2rem;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: 0.3px;
  transition: background 0.2s ease;
}

.btn-osu:hover {
  background: var(--osu-scarlet-dark);
  color: var(--osu-white);
}

.btn-osu:disabled {
  opacity: 0.6;
}

.btn-osu-outline {
  background: transparent;
  color: var(--osu-scarlet);
  border: 2px solid var(--osu-scarlet);
  border-radius: 4px;
  padding: 0.45rem 1.25rem;
  font-weight: 600;
  font-size: 0.85rem;
  transition: all 0.2s ease;
}

.btn-osu-outline:hover {
  background: var(--osu-scarlet);
  color: var(--osu-white);
}

/* ─── Plan Results ─── */
.plan-header-bar {
  background: var(--osu-gray-light);
  border-bottom: 3px solid var(--osu-scarlet);
  padding: 1.25rem 0;
}

.plan-header-bar h1 {
  font-family: "BuckeyeSerif", "Georgia", serif;
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--osu-black);
  margin: 0;
}

/* Stat Cards */
.stat-card {
  background: var(--osu-white);
  border: 1px solid var(--border);
  border-radius: 6px;
  box-shadow: var(--card-shadow);
  text-align: center;
  padding: 1.25rem;
}

.stat-card .stat-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--osu-gray);
  margin-bottom: 0.25rem;
}

.stat-card .stat-value {
  font-family: "BuckeyeSerif", "Georgia", serif;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--osu-black);
}

.stat-card.protein {
  border-top: 3px solid #2e7d32;
}

.stat-card.protein .stat-value {
  color: #2e7d32;
}

.stat-card.carbs {
  border-top: 3px solid #e65100;
}

.stat-card.carbs .stat-value {
  color: #e65100;
}

.stat-card.calories {
  border-top: 3px solid var(--osu-scarlet);
}

.stat-card.calories .stat-value {
  color: var(--osu-scarlet);
}

.stat-goal {
  font-size: 0.8rem;
  font-weight: 600;
  margin-top: 0.15rem;
}

/* Day Accordion */
.day-accordion .accordion-item {
  border: 1px solid var(--border);
  border-radius: 6px !important;
  margin-bottom: 0.5rem;
  overflow: hidden;
}

.day-accordion .accordion-button {
  background: var(--osu-gray-light);
  font-weight: 700;
  font-size: 1rem;
  color: var(--osu-black);
  padding: 0.85rem 1.25rem;
}

.day-accordion .accordion-button:not(.collapsed) {
  background: var(--osu-gray-light);
  color: var(--osu-black);
  box-shadow: none;
}

.day-accordion .accordion-button:focus {
  box-shadow: none;
  border-color: var(--border);
}

.day-summary {
  font-size: 0.78rem;
  color: var(--osu-gray);
  font-weight: 500;
  margin-left: auto;
  margin-right: 0.75rem;
}

.table th {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--osu-gray);
  border-bottom: 2px solid var(--border);
}

.table td {
  font-size: 0.9rem;
  vertical-align: middle;
}

.table tfoot td {
  font-weight: 700;
  border-top: 2px solid var(--border);
}

.place-name {
  color: var(--osu-scarlet);
  font-weight: 500;
}

/* ─── Swap Button ─── */
.btn-swap {
  background: transparent;
  color: var(--osu-gray);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.2rem 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  transition: all 0.15s ease;
}

.btn-swap:hover {
  background: var(--osu-scarlet);
  color: var(--osu-white);
  border-color: var(--osu-scarlet);
}

/* Swap modal option items */
.swap-option {
  border: 1px solid var(--border) !important;
  padding: 0.75rem 1rem !important;
  margin-bottom: 0.35rem;
  border-radius: 6px !important;
  cursor: pointer;
  -webkit-tap-highlight-color: rgba(187, 0, 0, 0.15);
}

.swap-option:hover,
.swap-option:active {
  background: var(--osu-gray-light) !important;
  border-color: var(--osu-scarlet) !important;
}

/* ─── Campus Area Checkboxes ─── */
.campus-areas {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.25rem;
}

.campus-areas > * {
  margin-right: 0.5rem;
  margin-bottom: 0.25rem;
}

@supports (gap: 1rem) {
  .campus-areas > * {
    margin-right: 0;
    margin-bottom: 0;
  }
}

.campus-areas .form-check {
  padding-left: 1.75rem;
}

/* ─── Footer ─── */
.osu-footer {
  background: var(--osu-black);
  color: rgba(255, 255, 255, 0.6);
  padding: 1.5rem 0;
  font-size: 0.8rem;
  text-align: center;
  margin-top: 3rem;
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
  .page-header h1 {
    font-size: 1.5rem;
  }

  .stat-card .stat-value {
    font-size: 1.3rem;
  }

  .plan-header-bar .container {
    flex-direction: column;
    align-items: flex-start !important;
  }

  .plan-header-bar .d-flex.align-items-center.gap-2 {
    margin-top: 0.75rem;
    width: 100%;
  }

  .day-summary {
    display: none;
  }

  .table {
    font-size: 0.82rem;
  }

  .table th,
  .table td {
    padding: 0.4rem 0.35rem;
  }

  .btn-swap {
    padding: 0.15rem 0.35rem;
    font-size: 0.7rem;
  }
}

/* ─── Allergen Button Checkboxes ─── */
.allergen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.allergen-btn {
  display: block;
  text-align: center;
  padding: 0.5rem 0.25rem;
  border: 1px solid #ccc;
  border-radius: 4px;
  background-color: var(--osu-white);
  color: var(--osu-black);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.allergen-btn:hover {
  border-color: var(--osu-scarlet);
  background-color: var(--osu-gray-light);
}

.allergen-checkbox {
  display: none;
  /* Hide the actual checkbox input */
}

/* When the hidden checkbox is checked, style the adjacent label */
.allergen-checkbox:checked+.allergen-btn {
  background-color: var(--osu-scarlet);
  border-color: var(--osu-scarlet);
  color: var(--osu-white);
}

/* Select dropdown arrows customization */
select.form-select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23333333' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  background-size: 16px 12px;
}

/* ─── Dark Mode Toggle ─── */
.theme-toggle {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: var(--osu-white);
  border-radius: 4px;
  padding: 0.3rem 0.6rem;
  cursor: pointer;
  font-size: 1.1rem;
  line-height: 1;
  transition: background 0.2s;
}

.theme-toggle:hover {
  background: rgba(255, 255, 255, 0.15);
}

/* ─── Dark Mode ─── */
[data-theme="dark"] {
  --osu-gray-light: #1e1e1e;
  --osu-gray-medium: #2a2a2a;
  --osu-black: #e8e8e8;
  --osu-white: #121212;
  --body-text: #d4d4d4;
  --border: #3a3a3a;
  --card-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

[data-theme="dark"] body {
  background: #121212;
  color: #d4d4d4;
}

[data-theme="dark"] .form-select,
[data-theme="dark"] .form-control {
  background-color: #1e1e1e;
  color: #d4d4d4;
  border-color: #3a3a3a;
}

[data-theme="dark"] select.form-select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23d4d4d4' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e");
}

[data-theme="dark"] .table {
  color: #d4d4d4;
}

[data-theme="dark"] .table th {
  color: #999;
}

[data-theme="dark"] .accordion-button {
  background: #1e1e1e;
  color: #e8e8e8;
}

[data-theme="dark"] .accordion-button:not(.collapsed) {
  background: #1e1e1e;
  color: #e8e8e8;
}

[data-theme="dark"] .accordion-body {
  background: #121212;
}

[data-theme="dark"] .accordion-item {
  border-color: #3a3a3a;
}

[data-theme="dark"] .modal-content {
  background: #1e1e1e;
  color: #d4d4d4;
  border-color: #3a3a3a;
}

[data-theme="dark"] .modal-header {
  border-color: #3a3a3a;
}

[data-theme="dark"] .btn-close {
  filter: invert(1);
}

[data-theme="dark"] .text-muted {
  color: #999 !important;
}

[data-theme="dark"] .text-dark {
  color: #d4d4d4 !important;
}

[data-theme="dark"] .bg-light {
  background-color: #1e1e1e !important;
}

[data-theme="dark"] .osu-footer {
  background: #0a0a0a;
}

[data-theme="dark"] .allergen-btn {
  background-color: #1e1e1e;
  color: #d4d4d4;
  border-color: #3a3a3a;
}

[data-theme="dark"] .allergen-btn:hover {
  border-color: var(--osu-scarlet);
  background-color: #2a2a2a;
}

[data-theme="dark"] .swap-option {
  border-color: #3a3a3a !important;
  color: #d4d4d4;
}

[data-theme="dark"] .swap-option:hover {
  background: #2a2a2a !important;
}

[data-theme="dark"] .list-group-item {
  background-color: #1e1e1e;
  color: #d4d4d4;
  border-color: #3a3a3a;
}

[data-theme="dark"] .card {
  background-color: #1e1e1e;
  color: #d4d4d4;
}

[data-theme="dark"] .dropdown-menu {
  background-color: #1e1e1e;
  border-color: #3a3a3a;
  color: #d4d4d4;
}

[data-theme="dark"] .dropdown-header {
  color: #d4d4d4 !important;
}

[data-theme="dark"] .form-check-label {
  color: #d4d4d4;
}

[data-theme="dark"] .alert-info {
  background-color: #1a2a3a;
  border-color: #2a4a6a;
  color: #8ec8f0;
}

[data-theme="dark"] .form-text {
  color: #888;
}

[data-theme="dark"] .page-header {
  background: #1a1a1a;
}

[data-theme="dark"] .plan-header-bar {
  background: #1a1a1a;
}

/* ─── Shared Utilities ─── */
.spinner-lg {
  width: 3rem;
  height: 3rem;
}

.export-divider {
  width: 1px;
  background: var(--border);
  align-self: stretch;
  margin: 0 4px;
}

.budget-tracker-card {
  border-left: 4px solid var(--osu-gray) !important;
  opacity: 0.75;
}

.meal-times-heading {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--osu-gray);
  margin-bottom: 10px;
}

/* Loading overlay */
#loadingOverlay {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.75);
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
}

#loadingOverlay .loading-content {
  text-align: center;
  max-width: 360px;
  padding: 2rem;
}

#loadingOverlay .loading-phrase {
  font-size: 1.25rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.25rem;
  transition: opacity 0.3s ease;
}

#loadingOverlay .loading-sub {
  color: #aaa;
}