:root {
  --bg-page: #fafafa;
  --bg-subtle: #f4f4f5;
  --surface: #ffffff;
  --border: #e4e4e7;
  --border-strong: #d4d4d8;
  --text-main: #18181b;
  --text-sub: #52525b;
  --text-muted: #71717a;
  --accent: #18181b;
  --accent-fg: #ffffff;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

html,
body {
  height: 100%;
  width: 100%;
  font-family: -apple-system, BlinkMacSystemFont, "Inter", "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background-color: var(--bg-page);
  color: var(--text-main);
  overflow: hidden;
  -webkit-font-smoothing: antialiased;
}

.app-root-shell {
  display: flex;
  flex-direction: column;
  width: 100%;
  height: 100dvh;
  background: var(--bg-page);
  overflow: hidden;
}

/* Minimalist Light Header */
.minimal-top-bar {
  background: var(--surface);
  color: var(--text-main);
  padding: 14px 20px;
  padding-top: max(14px, env(safe-area-inset-top));
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.top-bar-kicker {
  display: block;
  font-size: 10px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 1.2px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.top-bar-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: -0.3px;
}

.top-bar-right {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-pill-btn {
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  color: var(--text-main);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
}

/* Adaptive Body */
.adaptive-fold-body {
  display: flex;
  flex-direction: column-reverse;
  flex: 1;
  overflow: hidden;
}

.minimal-screen-viewport {
  flex: 1;
  overflow-y: auto;
  padding: 20px;
  padding-bottom: 36px;
  -webkit-overflow-scrolling: touch;
}

/* Minimal Navigation */
.minimal-nav {
  background: var(--surface);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: row;
  padding: 8px 6px;
  padding-bottom: max(10px, env(safe-area-inset-bottom));
  flex-shrink: 0;
}

.nav-item {
  flex: 1;
  background: none;
  border: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--text-muted);
  gap: 4px;
  padding: 6px 0;
  transition: color 0.15s ease;
}

.nav-svg {
  width: 19px;
  height: 19px;
}

.nav-text {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1px;
}

.nav-item.active {
  color: var(--text-main);
}

.nav-item.active .nav-text {
  font-weight: 600;
}

/* Foldable Split Layout Helpers */
.fold-two-col {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.fold-col {
  flex: 1;
  min-width: 0;
}

.fold-cards-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

/* Samsung Galaxy Z Fold 8 Ultra — Unfolded Inner Display (>= 600px) */
@media (min-width: 600px) {
  .adaptive-fold-body {
    flex-direction: row;
  }

  .minimal-nav {
    flex-direction: column;
    justify-content: flex-start;
    width: 88px;
    border-top: none;
    border-right: 1px solid var(--border);
    padding: 20px 8px;
    gap: 16px;
  }

  .nav-item {
    flex: 0 0 auto;
    padding: 10px 4px;
    border-radius: 8px;
  }

  .nav-item.active {
    background: var(--bg-subtle);
  }

  .minimal-screen-viewport {
    padding: 24px 28px 40px;
  }

  .fold-two-col {
    flex-direction: row;
    align-items: flex-start;
    gap: 24px;
  }

  .fold-cards-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }
}

/* Desktop Web Portal Layout (>= 1024px) */
@media (min-width: 1024px) {
  .minimal-top-bar {
    padding: 16px 32px;
  }

  .minimal-nav {
    width: 210px;
    padding: 24px 12px;
    gap: 6px;
  }

  .nav-item {
    flex-direction: row;
    justify-content: flex-start;
    padding: 10px 14px;
    gap: 12px;
    width: 100%;
  }

  .nav-text {
    font-size: 13px;
  }

  .minimal-screen-viewport {
    padding: 32px 48px 56px;
  }

  .minimal-screen-viewport > * {
    max-width: 1160px;
    margin-left: auto;
    margin-right: auto;
  }
}

/* Minimalist Typography & Cards */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin: 20px 0 10px;
}

.section-header:first-child {
  margin-top: 0;
}

.section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
}

.section-action {
  background: none;
  border: none;
  color: var(--text-main);
  font-size: 12px;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}

.surface-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 12px;
}

.card-kicker {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.7px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.card-heading {
  font-size: 16px;
  font-weight: 600;
  color: var(--text-main);
  letter-spacing: -0.2px;
}

.card-sub {
  font-size: 13px;
  color: var(--text-sub);
  margin-top: 2px;
}

.card-meta {
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 6px;
}

.divider {
  height: 1px;
  background: var(--border);
  margin: 14px 0;
}

/* Buttons */
.btn-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
}

.btn-solid {
  flex: 1;
  background: var(--accent);
  color: var(--accent-fg);
  border: 1px solid var(--accent);
  text-decoration: none;
  text-align: center;
  padding: 9px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  display: inline-block;
}

.btn-outline {
  background: var(--surface);
  color: var(--text-main);
  border: 1px solid var(--border-strong);
  text-decoration: none;
  text-align: center;
  padding: 9px 14px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  cursor: pointer;
  display: inline-block;
}

.btn-block {
  width: 100%;
}

/* Offshore Toggle Bar */
.status-banner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  margin-bottom: 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.status-indicator-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--text-main);
}

.status-dot.offshore {
  background: transparent;
  border: 2px solid var(--text-main);
}

/* Menu Lists */
.day-selector {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding-bottom: 8px;
  margin-bottom: 14px;
}

.day-btn {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 7px 12px;
  min-width: 52px;
  text-align: center;
  cursor: pointer;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sub);
}

.day-btn.active {
  background: var(--accent);
  color: var(--accent-fg);
  border-color: var(--accent);
}

.meal-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 8px;
}

.meal-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--text-main);
}

.meal-hours {
  font-size: 12px;
  color: var(--text-muted);
}

.options-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.options-list li {
  position: relative;
  padding-left: 14px;
  font-size: 13.5px;
  color: var(--text-sub);
  line-height: 1.5;
  margin-bottom: 6px;
}

.options-list li::before {
  content: "–";
  position: absolute;
  left: 0;
  color: var(--text-muted);
}

/* Forms */
.form-group {
  margin-bottom: 12px;
}

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 5px;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border-strong);
  border-radius: 6px;
  font-size: 13.5px;
  color: var(--text-main);
  background: var(--surface);
  font-family: inherit;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--text-main);
}

/* Segmented Toggle */
.segmented-control {
  display: inline-flex;
  background: var(--bg-subtle);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 2px;
  margin-bottom: 14px;
}

.segment-btn {
  background: none;
  border: none;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-sub);
  border-radius: 4px;
  cursor: pointer;
}

.segment-btn.active {
  background: var(--surface);
  color: var(--text-main);
  font-weight: 600;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.05);
}

.table-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}

.table-row:last-child {
  border-bottom: none;
}

.status-tag {
  font-size: 11px;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  border: 1px solid var(--border-strong);
  color: var(--text-main);
  background: var(--bg-subtle);
}

.status-tag.active-shift {
  background: var(--text-main);
  color: #ffffff;
  border-color: var(--text-main);
}