/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green: #22c55e;
  --green-dark: #16a34a;
  --red: #ef4444;
  --red-light: #fef2f2;
  --orange: #f59e0b;
  --blue: #3b82f6;
  --blue-dark: #2563eb;
  --purple: #8b5cf6;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #1e293b;
  --text-light: #64748b;
  --border: #e2e8f0;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-lg: 0 4px 12px rgba(0,0,0,.1);
}

html {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  color: var(--text);
  background: var(--bg);
  -webkit-text-size-adjust: 100%;
}

body {
  min-height: 100dvh;
  overflow-x: hidden;
}

#app {
  max-width: 480px;
  margin: 0 auto;
  padding: 0 16px 32px;
  transition: opacity .15s ease;
}

#app.fade-out { opacity: 0; }

/* ── Typography ── */
h1 { font-size: 1.75rem; font-weight: 700; }
h2 { font-size: 1.25rem; font-weight: 600; }
h3 { font-size: 1.1rem; font-weight: 600; margin-bottom: 12px; }
h4 { font-size: 1rem; font-weight: 600; }
h5 { font-size: .85rem; font-weight: 600; margin-bottom: 6px; color: var(--text-light); }

.subtitle { color: var(--text-light); margin-top: 4px; font-size: .95rem; }
.empty { color: var(--text-light); font-style: italic; padding: 12px 0; font-size: .9rem; }
.error { color: var(--red); font-size: .9rem; margin-top: 8px; }

/* ── Top Bar ── */
.topbar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 0;
  position: sticky;
  top: 0;
  background: var(--bg);
  z-index: 10;
}

.back-btn {
  width: 36px; height: 36px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--card);
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Buttons ── */
.btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px 24px;
  border: none;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: transform .1s, box-shadow .15s;
  -webkit-tap-highlight-color: transparent;
}

.btn:active { transform: scale(.97); }

.btn-icon { font-size: 1.5rem; }
.btn-sub { font-size: .75rem; font-weight: 400; opacity: .8; }

.btn-kid { background: var(--blue); color: #fff; }
.btn-parent { background: var(--green); color: #fff; }
.btn-browse { background: var(--purple); color: #fff; }
.btn-submit { background: var(--blue); color: #fff; padding: 12px 20px; border-radius: 8px; font-size: .95rem; }
.btn-sm { padding: 6px 12px; font-size: .8rem; border-radius: 6px; }
.btn-approve { background: var(--green); color: #fff; }
.btn-reject { background: var(--red); color: #fff; }

.btn-suggestion {
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 14px;
  border-radius: 8px;
  font-size: .85rem;
  text-align: left;
  cursor: pointer;
}

.btn-suggestion:hover { border-color: var(--blue); }

/* ── Home Screen ── */
.home-screen {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 80dvh;
  gap: 40px;
}

.logo { text-align: center; }
.logo-icon { font-size: 3rem; }

.role-buttons {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

/* ── Kid Screen ── */
.kid-screen { padding-top: 8px; }

.suggestion-box {
  background: var(--card);
  padding: 20px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  margin-bottom: 20px;
}

.suggestion-box label {
  display: block;
  font-weight: 600;
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.input-row {
  display: flex;
  gap: 8px;
}

.input-row input {
  flex: 1;
  padding: 12px 14px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 1rem;
  outline: none;
  transition: border-color .15s;
}

.input-row input:focus { border-color: var(--blue); }

/* ── Feedback ── */
#feedback-area { margin-bottom: 24px; }

.feedback {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid transparent;
}

.feedback-junk { border-left-color: var(--red); background: var(--red-light); }
.feedback-match { border-left-color: var(--green); }
.feedback-pending { border-left-color: var(--orange); }

.feedback-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 1.05rem;
}

.feedback-icon { font-size: 1.3rem; }
.feedback-reason { color: var(--text-light); margin-bottom: 10px; font-size: .9rem; }
.feedback-alt { background: #f0fdf4; padding: 10px 12px; border-radius: 8px; font-size: .9rem; }
.feedback-sent { margin-top: 12px; color: var(--green-dark); font-size: .9rem; font-weight: 500; }

/* ── Recipe Card ── */
.recipe-card {
  background: var(--bg);
  border-radius: 8px;
  padding: 14px;
  margin-top: 10px;
}

.recipe-card-sm { margin-top: 8px; }

.recipe-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 8px 0;
  font-size: .8rem;
  color: var(--text-light);
}

.recipe-category {
  background: var(--purple);
  color: #fff;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: .75rem;
}

.stock-good { color: var(--green-dark); font-weight: 600; }
.stock-partial { color: var(--orange); font-weight: 600; }
.stock-low { color: var(--red); font-weight: 600; }
.stock-warning { color: var(--orange); font-size: .85rem; margin-top: 8px; }

.ingredients-check {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 8px 0;
}

.ing {
  font-size: .8rem;
  padding: 3px 8px;
  border-radius: 4px;
}

.ing-have { background: #dcfce7; color: #166534; }
.ing-need { background: #fee2e2; color: #991b1b; }

.recipe-steps {
  margin-top: 10px;
}

.recipe-steps summary {
  cursor: pointer;
  font-weight: 500;
  color: var(--blue);
  font-size: .9rem;
  padding: 6px 0;
}

.recipe-steps ol {
  padding-left: 20px;
  margin-top: 8px;
}

.recipe-steps li {
  font-size: .88rem;
  line-height: 1.5;
  margin-bottom: 6px;
  color: var(--text);
}

.nutrition {
  margin-top: 10px;
  font-size: .8rem;
  color: var(--text-light);
  padding: 8px;
  background: #f1f5f9;
  border-radius: 6px;
}

.more-recipes { margin-top: 12px; }
.more-recipes summary { cursor: pointer; color: var(--blue); font-size: .9rem; }

.quick-suggestions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 10px;
}

/* ── History ── */
#kid-history h3 { margin-bottom: 8px; }

.history-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: var(--card);
  border-radius: 8px;
  margin-bottom: 6px;
  box-shadow: var(--shadow);
  font-size: .9rem;
}

.history-status { font-size: 1.1rem; }
.history-text { flex: 1; }
.history-time { color: var(--text-light); font-size: .8rem; }

/* ── Login ── */
.login-screen {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60dvh;
}

.pin-box {
  background: var(--card);
  padding: 32px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  text-align: center;
  width: 100%;
  max-width: 300px;
}

.pin-box label {
  display: block;
  font-weight: 600;
  margin-bottom: 16px;
  font-size: 1.1rem;
}

.pin-box input {
  width: 100%;
  padding: 14px;
  border: 2px solid var(--border);
  border-radius: 8px;
  font-size: 1.5rem;
  text-align: center;
  letter-spacing: 8px;
  margin-bottom: 16px;
  outline: none;
}

.pin-box input:focus { border-color: var(--green); }
.pin-hint { color: var(--text-light); font-size: .8rem; margin-top: 12px; }

/* ── Parent Dashboard ── */
.parent-screen { padding-top: 8px; }

.parent-section {
  background: var(--card);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

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

.suggestion-review:last-child { border-bottom: none; }

.suggestion-info {
  display: flex;
  flex-direction: column;
  gap: 4px;
  flex: 1;
  min-width: 0;
}

.recipe-tag {
  font-size: .8rem;
  color: var(--blue);
}

.suggestion-info .time {
  font-size: .75rem;
  color: var(--text-light);
}

.suggestion-actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.badge {
  font-size: .8rem;
  padding: 4px 10px;
  border-radius: 4px;
  font-weight: 500;
}

.badge-approved { background: #dcfce7; color: #166534; }
.badge-rejected { background: #fee2e2; color: #991b1b; }

/* ── Stock ── */
.stock-controls { margin-bottom: 12px; }
.stock-controls input {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .9rem;
  outline: none;
}
.stock-controls input:focus { border-color: var(--blue); }

.stock-category { margin-bottom: 14px; }
.stock-category h4 {
  text-transform: capitalize;
  color: var(--text-light);
  font-size: .85rem;
  margin-bottom: 6px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--border);
}

.stock-item {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: .9rem;
}

.stock-name { text-transform: capitalize; }
.stock-qty { color: var(--text-light); font-size: .85rem; }

/* ── Upload ── */
.upload-label {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px;
  border: 2px dashed var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  text-align: center;
  color: var(--text-light);
  transition: border-color .15s;
}

.upload-label:hover { border-color: var(--blue); }
.upload-icon { font-size: 2rem; }
.upload-hint { font-size: .8rem; color: var(--text-light); margin-top: 8px; }
.receipt-img { width: 100%; border-radius: 8px; margin-top: 12px; }

/* ── Add Stock Form ── */
.add-stock-form {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.add-stock-form input,
.add-stock-form select {
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .9rem;
  outline: none;
}

.add-stock-form input:first-child {
  grid-column: 1 / -1;
}

.add-stock-form .btn {
  grid-column: 1 / -1;
}

/* ── Browse ── */
.browse-screen { padding-top: 8px; }
.browse-intro { color: var(--text-light); margin-bottom: 16px; }
.browse-screen .recipe-card {
  background: var(--card);
  box-shadow: var(--shadow);
  margin-bottom: 12px;
}

/* ── Animations ── */
.slide-in {
  animation: slideIn .3s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Media Queries ── */
@media (min-width: 768px) {
  #app { padding: 0 24px 48px; }
  .home-screen { min-height: 70dvh; }
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f172a;
    --card: #1e293b;
    --text: #f1f5f9;
    --text-light: #94a3b8;
    --border: #334155;
  }
  .feedback-junk { background: #451a1a; }
  .feedback-alt { background: #14532d; }
  .ing-have { background: #14532d; color: #86efac; }
  .ing-need { background: #450a0a; color: #fca5a5; }
  .nutrition { background: #1e293b; }
  .badge-approved { background: #14532d; color: #86efac; }
  .badge-rejected { background: #450a0a; color: #fca5a5; }
}