:root {
  --bg: #f3f6fb;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --text: #0f172a;
  --muted: #64748b;
  --line: #dbe4f0;
  --primary: #0f766e;
  --primary-strong: #0a5f58;
  --radius: 14px;
  --shadow: 0 14px 28px rgba(15, 23, 42, 0.08);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: radial-gradient(circle at 0% 0%, #e8f0ff, transparent 30%), var(--bg);
  min-height: 100vh;
}

.app-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 22px;
}

.screen {
  width: min(100%, 1020px);
}

.hidden {
  display: none;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}

.center-card {
  text-align: center;
  max-width: 460px;
  margin: 0 auto;
}

h1,
h2,
h3,
h4 {
  margin: 0;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

h4 {
  font-size: 15px;
}

.subtitle,
.dashboard-subtitle,
.section-subtitle {
  color: var(--muted);
  margin: 8px 0 0;
}

.form-grid,
.meal-form,
.weight-form,
.water-form {
  display: grid;
  gap: 12px;
}

.meal-section {
  margin-top: 2px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: #334155;
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff;
}

input:focus,
select:focus {
  outline: 2px solid #99f6e4;
  border-color: var(--primary);
}

button {
  border: 1px solid transparent;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.16s ease;
}

button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

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

.primary-btn:hover {
  background: var(--primary-strong);
}

.secondary-btn {
  background: var(--surface-soft);
  border-color: var(--line);
  color: #0f172a;
}

.secondary-btn:hover {
  background: #eef2f7;
}

.dashboard-layout {
  display: grid;
  gap: 16px;
  grid-template-columns: 1.1fr 1fr;
}

.dashboard-top {
  grid-column: 1 / -1;
}

.dashboard-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.adaptive-message {
  margin: 12px 0 0;
  background: #ecfeff;
  border: 1px solid #bfdbfe;
  color: #155e75;
  border-radius: 10px;
  padding: 10px 12px;
  min-height: 42px;
}

.metrics {
  margin-top: 14px;
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.metric-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  padding: 14px;
}

.focus-card {
  border-color: #cbd5e1;
}

.metric-card p {
  margin: 8px 0 0;
  font-size: 24px;
  font-weight: 700;
}

.metric-card small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
}

.meal-primary {
  grid-column: 1;
}

.quick-actions {
  grid-column: 2;
}

.meal-form-actions,
.water-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.meal-analyze-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
}

.analyze-status {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.meal-review {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 14px;
  background: #f8fafc;
  box-shadow: inset 0 0 0 1px #edf2f7;
}

.clarification-panel {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  background: #ffffff;
  margin-top: 10px;
}

.clarification-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.clarification-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.estimate-label {
  margin: 0;
  font-weight: 700;
  color: #0f766e;
}

.clarification-reason {
  margin: 8px 0 0;
  color: #475569;
  font-size: 13px;
}

.clarification-questions {
  margin-top: 8px;
  display: grid;
  gap: 8px;
}

.clarification-question {
  display: grid;
  gap: 6px;
}

.meal-review-items {
  display: grid;
  gap: 10px;
  margin-top: 10px;
}

.meal-dish-review {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
  background: #fff;
  margin-top: 8px;
}

.meal-dish-review p {
  margin: 0 0 6px;
  color: #334155;
  font-size: 13px;
}

.meal-dish-controls {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 6px 0;
}

.meal-clarification {
  margin-top: 8px;
  color: #92400e;
  font-size: 12px;
}

.meal-review-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 12px;
  display: grid;
  gap: 10px;
}

.meal-review-item-top {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.meal-review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
}

.meal-review-note {
  font-size: 12px;
  color: #64748b;
}

.meal-review-totals {
  margin: 12px 0 0;
  font-size: 16px;
  padding-top: 10px;
  border-top: 1px dashed #dbe4f0;
}

.meal-macros {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.meal-form-actions {
  margin-top: 4px;
  justify-content: stretch;
}

.meal-save-btn {
  width: 100%;
  min-height: 44px;
  font-size: 16px;
}

.weight-summary {
  margin: 8px 0 12px;
  display: grid;
  gap: 4px;
  color: var(--muted);
  font-size: 13px;
}

.water-logger,
.weight-logger {
  padding-top: 14px;
  margin-top: 14px;
  border-top: 1px solid var(--line);
}

.meal-list-block,
.history-block {
  grid-column: 1 / -1;
}

.meals-list,
.history-list {
  list-style: none;
  padding: 0;
  margin: 10px 0 0;
  display: grid;
  gap: 8px;
}

.meal-item,
.meal-empty,
.history-item,
.history-empty {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: var(--surface-soft);
}

.meal-item-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.meal-item span,
.history-row {
  color: var(--muted);
  margin-top: 4px;
  font-size: 13px;
}

.meal-actions {
  display: flex;
  gap: 6px;
}

.meal-action-btn {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 4px 8px;
  font-size: 12px;
}

.meal-action-btn.danger {
  border-color: #fecaca;
  color: #b91c1c;
}

.history-date {
  font-weight: 700;
}

.status {
  position: fixed;
  left: 50%;
  bottom: 14px;
  transform: translateX(-50%);
  background: #0f172a;
  color: #fff;
  padding: 10px 14px;
  border-radius: 10px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.status.show {
  opacity: 1;
}

.app-version {
  position: fixed;
  right: 12px;
  bottom: 12px;
  font-size: 12px;
  color: #334155;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 10px;
}

.form-error {
  margin: 0;
  color: #b91c1c;
  font-size: 13px;
}

@media (max-width: 900px) {
  .dashboard-layout {
    grid-template-columns: 1fr;
  }

  .metrics {
    grid-template-columns: 1fr;
  }

  .meal-primary,
  .quick-actions,
  .meal-list-block,
  .history-block {
    grid-column: 1;
  }

  .meal-review-grid {
    grid-template-columns: 1fr;
  }

  .meal-macros {
    grid-template-columns: 1fr;
  }

  .meal-analyze-actions {
    align-items: stretch;
  }

  .meal-analyze-actions button {
    width: 100%;
    min-height: 42px;
  }

  .meal-form-actions {
    position: sticky;
    bottom: 0;
    background: var(--surface);
    padding-top: 8px;
  }

  .meal-dish-controls {
    grid-template-columns: 1fr;
  }

  .clarification-head {
    flex-direction: column;
    align-items: flex-start;
  }
}