:root {
  --color-primary: #1a5f7a;
  --color-primary-dark: #134a61;
  --color-secondary: #2d8f6f;
  --color-accent: #c4a962;
  --color-bg: #f0f4f7;
  --color-surface: #ffffff;
  --color-text: #1e293b;
  --color-muted: #64748b;
  --color-border: #e2e8f0;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.08);
  --radius: 12px;
  --radius-sm: 8px;
  --touch-min: 48px;
  --font: "DM Sans", system-ui, -apple-system, sans-serif;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(ellipse 120% 80% at 10% -10%, rgba(26, 95, 122, 0.12) 0%, transparent 55%),
    radial-gradient(ellipse 90% 70% at 100% 0%, rgba(196, 169, 98, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(45, 143, 111, 0.08) 0%, transparent 55%),
    var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

/* Header */
.app-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #4a9fd4;
  background-image: url("../Images/lake-tahoe.jpg");
  background-size: 100% auto;
  background-position: center top;
  background-repeat: no-repeat;
  color: #fff;
  padding: 1.125rem 0 1.25rem;
  padding-top: calc(1.125rem + env(safe-area-inset-top, 0));
  box-shadow: var(--shadow-md);
}

.app-header .container {
  max-width: 640px;
}

.app-header__brand {
  display: block;
}

.app-header__text {
  display: inline-block;
  max-width: 100%;
  padding: 0.5rem 0.75rem;
  border-radius: 12px;
  background: rgba(0, 0, 0, 0.32);
  text-align: left;
}

.app-header__title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: #fff;
  text-shadow:
    0 0 1px rgba(0, 0, 0, 1),
    0 1px 3px rgba(0, 0, 0, 0.9),
    0 3px 12px rgba(0, 0, 0, 0.65);
}

.app-header__subtitle {
  margin: 0.35rem 0 0;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1.35;
  color: #fff;
  text-shadow:
    0 0 1px rgba(0, 0, 0, 1),
    0 1px 3px rgba(0, 0, 0, 0.85),
    0 2px 10px rgba(0, 0, 0, 0.55);
}

.app-main {
  padding-top: 1.5rem;
  padding-bottom: 2.5rem;
  max-width: 640px;
}

/* Home page */
.home-section-head {
  margin-bottom: 1rem;
}

.home-section-title {
  margin: 0;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.home-section-subtitle {
  margin: 0.25rem 0 0;
  font-size: 0.875rem;
  color: var(--color-muted);
}

/* Section headings */
.section-heading {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 1rem;
}

.category-count {
  font-size: 0.8125rem;
  font-weight: 400;
  color: var(--color-muted);
}

/* Category grid */
.category-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.875rem;
}

@media (min-width: 480px) {
  .category-grid {
    gap: 1rem;
  }
}

.category-card {
  position: relative;
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.75rem;
  min-height: var(--touch-min);
  padding: 0.875rem 2.25rem 0.875rem 1rem;
  font-family: var(--font);
  text-align: left;
  color: var(--color-text);
  background: var(--color-surface);
  border: 1px solid rgba(226, 232, 240, 0.95);
  border-radius: 18px;
  box-shadow:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 8px 20px rgba(15, 23, 42, 0.05);
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.18s ease, box-shadow 0.18s ease, border-color 0.18s ease;
  -webkit-tap-highlight-color: transparent;
}

.category-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 3px;
  background: var(--card-accent, var(--color-primary));
}

.category-card__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  font-size: 1.375rem;
  line-height: 1;
  border-radius: 14px;
  background: var(--card-icon-bg, rgba(26, 95, 122, 0.1));
}

.category-card__icon-img {
  display: block;
  width: 2.25rem;
  height: 2.25rem;
  object-fit: cover;
  object-position: center;
  border-radius: 10px;
}

.category-card__body {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  flex: 1;
  min-width: 0;
}

.category-card__name {
  font-size: 0.9375rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.01em;
}

.category-card__count {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-muted);
}

.category-card__arrow {
  position: absolute;
  top: 50%;
  right: 0.875rem;
  bottom: auto;
  font-size: 1.25rem;
  line-height: 1;
  font-weight: 600;
  color: var(--card-accent, var(--color-primary));
  opacity: 0.45;
  transform: translateY(-50%);
  transition: transform 0.18s ease, opacity 0.18s ease;
}

.category-card:hover,
.category-card:focus-visible {
  transform: translateY(-3px);
  border-color: rgba(26, 95, 122, 0.22);
  box-shadow:
    0 4px 8px rgba(15, 23, 42, 0.06),
    0 16px 32px rgba(26, 95, 122, 0.12);
  outline: none;
}

.category-card:hover .category-card__arrow,
.category-card:focus-visible .category-card__arrow {
  transform: translateY(-50%) translateX(2px);
  opacity: 0.85;
}

.category-card:active {
  transform: translateY(-1px) scale(0.99);
}

.category-card--ocean {
  --card-accent: #0ea5e9;
  --card-icon-bg: rgba(14, 165, 233, 0.12);
}

.category-card--forest {
  --card-accent: #16a34a;
  --card-icon-bg: rgba(22, 163, 74, 0.12);
}

.category-card--meadow {
  --card-accent: #65a30d;
  --card-icon-bg: rgba(101, 163, 13, 0.12);
}

.category-card--lake {
  --card-accent: #0891b2;
  --card-icon-bg: rgba(8, 145, 178, 0.12);
}

.category-card--night {
  --card-accent: #6366f1;
  --card-icon-bg: rgba(99, 102, 241, 0.12);
}

.category-card--alpine {
  --card-accent: #475569;
  --card-icon-bg: rgba(71, 85, 105, 0.12);
}

.category-card--sunset {
  --card-accent: #ea580c;
  --card-icon-bg: rgba(234, 88, 12, 0.12);
}

.category-card--court {
  --card-accent: #ca8a04;
  --card-icon-bg: rgba(202, 138, 4, 0.12);
}

.category-card--trail {
  --card-accent: #059669;
  --card-icon-bg: rgba(5, 150, 105, 0.12);
}

.category-card--road {
  --card-accent: #0284c7;
  --card-icon-bg: rgba(2, 132, 199, 0.12);
}

.category-card--adventure {
  --card-accent: #4a9fd4;
  --card-icon-bg: rgba(74, 159, 212, 0.22);
}

.category-card--music {
  --card-accent: #9333ea;
  --card-icon-bg: rgba(147, 51, 234, 0.12);
}

.category-card--dinner {
  --card-accent: #9b72cf;
  --card-icon-bg: rgba(167, 139, 250, 0.28);
}

.category-card--default {
  --card-accent: var(--color-primary);
  --card-icon-bg: rgba(26, 95, 122, 0.1);
}

/* Back button */
.back-button {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  min-height: var(--touch-min);
  padding: 0.625rem 1rem;
  margin-bottom: 1rem;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-primary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.15s;
  -webkit-tap-highlight-color: transparent;
}

.back-button:hover,
.back-button:focus-visible {
  background: #f8fbfd;
  outline: none;
}

/* Activity cards */
.activity-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.activity-card {
  position: relative;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}

.activity-card__copy {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 1;
  padding: 0.3rem 0.625rem;
  font-family: var(--font);
  font-size: 0.75rem;
  font-weight: 600;
  line-height: 1;
  color: var(--color-primary);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.activity-card__copy:hover,
.activity-card__copy:focus-visible {
  background: #f8fbfd;
  border-color: var(--color-primary);
  outline: none;
}

.activity-card__body {
  padding: 1.125rem 4.5rem 1.25rem 1.25rem;
}

.activity-title {
  font-size: 1.0625rem;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 0.5rem;
  color: var(--color-text);
}

.activity-title a {
  color: var(--color-primary);
  text-decoration: none;
}

.activity-title a:hover {
  text-decoration: underline;
}

.activity-dinner-date {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-muted);
}

.activity-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.375rem;
  margin-bottom: 0.75rem;
}

.activity-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.25rem 0.625rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 999px;
  white-space: nowrap;
}

.activity-badge--drive {
  background: #e8f4f8;
  color: var(--color-primary);
}

.activity-badge--rating {
  background: #fef9ec;
  color: #92680a;
}

.activity-badge--difficulty {
  background: #edf7f2;
  color: var(--color-secondary);
}

.activity-notes,
.activity-description {
  font-size: 0.9375rem;
  color: var(--color-muted);
  margin: 0 0 0.75rem;
  line-height: 1.55;
}

.activity-notes {
  color: var(--color-text);
}

.activity-details {
  display: grid;
  gap: 0.5rem;
  margin: 0 0 1rem;
}

.activity-field {
  font-size: 0.875rem;
  line-height: 1.45;
  padding: 0.5rem 0.75rem;
  background: #f8fafc;
  border-radius: var(--radius-sm);
}

.activity-field strong {
  display: block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-muted);
  margin-bottom: 0.125rem;
}

.activity-field a {
  color: var(--color-primary);
  word-break: break-all;
}

/* Card action buttons */
.card-actions {
  display: flex;
  gap: 0.625rem;
  flex-wrap: wrap;
}

.card-actions .btn-action {
  flex: 1;
  min-width: 0;
  min-height: var(--touch-min);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.375rem;
  padding: 0.625rem 1rem;
  font-family: var(--font);
  font-size: 0.9375rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  transition: opacity 0.15s, transform 0.1s;
  -webkit-tap-highlight-color: transparent;
}

.card-actions .btn-action:active {
  transform: scale(0.98);
}

.btn-action--website {
  background: var(--color-primary);
  color: #fff;
}

.btn-action--website:hover {
  background: var(--color-primary-dark);
  color: #fff;
}

.btn-action--call {
  background: var(--color-secondary);
  color: #fff;
}

.btn-action--call:hover {
  background: #247a5c;
  color: #fff;
}

.btn-action--photos {
  background: #d8c4f0;
  color: #3d2f52;
}

.btn-action--photos:hover {
  background: #c9ade8;
  color: #3d2f52;
}

.btn-action--recipe {
  background: #e8a838;
  color: #3d2a00;
}

.btn-action--recipe:hover {
  background: #d99828;
  color: #3d2a00;
}

.btn-action--shopping {
  background: #7cb342;
  color: #1b3400;
}

.btn-action--shopping:hover {
  background: #689f38;
  color: #1b3400;
}

.activity-card--shopping {
  border-left: 4px solid #7cb342;
}

.activity-card--rec-bike-search {
  border-left: 4px solid var(--color-accent, #4a9fd4);
}

.btn-action--rec-bike-search {
  background: #4a9fd4;
  color: #fff;
}

.btn-action--rec-bike-search:hover {
  background: #3d8fc4;
  color: #fff;
}

.shopping-hub {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow-md);
  padding: 1.25rem 1.25rem 1.5rem;
}

.shopping-hub__title {
  margin: 0 0 0.35rem;
  font-size: 1.5rem;
  line-height: 1.2;
}

.shopping-hub__subtitle {
  margin: 0 0 1rem;
  color: var(--color-muted);
  font-size: 0.9375rem;
}

.shopping-hub__grid {
  display: grid;
  gap: 0.75rem;
}

.shopping-hub__button {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.15rem;
  min-height: 3.25rem;
  padding: 0.875rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  color: var(--color-text);
  text-decoration: none;
  transition: border-color 0.15s ease, background 0.15s ease;
}

.shopping-hub__button:hover,
.shopping-hub__button:focus-visible {
  border-color: #7cb342;
  background: rgba(124, 179, 66, 0.08);
  color: var(--color-text);
}

.shopping-hub__button--full {
  border-color: rgba(124, 179, 66, 0.45);
  background: rgba(124, 179, 66, 0.12);
}

.shopping-hub__button-title {
  font-weight: 600;
  font-size: 1rem;
}

.shopping-hub__button-meta {
  font-size: 0.8125rem;
  color: var(--color-muted);
}

.shopping-page .shopping-list {
  margin: 0 0 0.25rem;
  padding: 0;
  list-style: none;
}

.shopping-page .shopping-item {
  margin: 0;
  padding: 0.375rem 0;
  list-style: none;
}

.shopping-item__label {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  cursor: pointer;
  margin: 0;
  min-height: 2.75rem;
  padding: 0.125rem 0;
}

.shopping-item__checkbox {
  width: 1.25rem;
  height: 1.25rem;
  margin-top: 0.125rem;
  flex-shrink: 0;
  accent-color: #7cb342;
  cursor: pointer;
}

.shopping-item__text {
  flex: 1;
  line-height: 1.45;
}

.shopping-item--checked .shopping-item__text {
  text-decoration: line-through;
  color: var(--color-muted);
}

.shopping-toolbar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  max-width: 640px;
  margin: 0 auto;
  padding: 0.5rem 1rem 0;
}

.shopping-toolbar__btn {
  appearance: none;
  border: 1px solid var(--color-border, #d0d7de);
  border-radius: var(--radius);
  background: #fff;
  color: var(--color-text);
  font: inherit;
  font-weight: 600;
  padding: 0.625rem 1rem;
  min-height: 2.75rem;
  cursor: pointer;
}

.shopping-toolbar__btn:hover,
.shopping-toolbar__btn:focus-visible {
  border-color: #4a9fd4;
  outline: none;
}

.shopping-toolbar__btn--primary {
  background: #7cb342;
  border-color: #7cb342;
  color: #fff;
}

.shopping-toolbar__btn--primary:hover,
.shopping-toolbar__btn--primary:focus-visible {
  background: #689f38;
  border-color: #689f38;
}

.shopping-toolbar__status {
  font-size: 0.875rem;
  color: var(--color-muted);
}

.shopping-toolbar__status--error {
  color: #c62828;
}

.shopping-item__label--readonly {
  cursor: default;
}

.shopping-item__checkbox:disabled {
  cursor: default;
}

/* Alerts */
.alert {
  border-radius: var(--radius);
  font-size: 0.9375rem;
}