/* Mother Dairy Production Report Generator Main Styles */
:root {
  --primary-blue: #00529b;
  --primary-hover: #003b70;
  --accent-cyan: #0284c7;
  --accent-light: #e0f2fe;

  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-input: #f1f5f9;
  --border-color: #cbd5e1;

  --text-main: #0f172a;
  --text-muted: #64748b;
  --text-light: #94a3b8;

  --match-green-bg: #dcfce7;
  --match-green-border: #22c55e;
  --match-green-text: #14532d;

  --warn-orange-bg: #fef3c7;
  --warn-orange-border: #f59e0b;
  --warn-orange-text: #78350f;

  --danger-red-bg: #fee2e2;
  --danger-red-border: #ef4444;
  --danger-red-text: #7f1d1d;

  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  padding-bottom: 90px;
  min-height: 100vh;
}

.app-header {
  background: linear-gradient(135deg, #003b70 0%, #00529b 100%);
  color: #ffffff;
  padding: 0.85rem 1rem;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-md);
}

.header-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-wrapper {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.brand-logo-circle {
  width: 42px;
  height: 42px;
  background-color: #ffffff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--primary-blue);
  box-shadow: 0 2px 6px rgba(0,0,0,0.2);
}

.brand-info h1 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0;
  line-height: 1.2;
  color: #ffffff;
}

.brand-info span {
  font-size: 0.75rem;
  color: #bae6fd;
  display: block;
}

.pwa-banner {
  background: linear-gradient(90deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  padding: 0.6rem 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
}

.pwa-btn {
  background-color: #ffffff;
  color: #0369a1;
  border: none;
  padding: 0.35rem 0.85rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  cursor: pointer;
}

.main-container {
  max-width: 800px;
  margin: 1rem auto;
  padding: 0 1rem;
}

.tab-content {
  display: none;
  animation: fadeIn 0.25s ease-in-out;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

.dashboard-hero {
  background: linear-gradient(135deg, #1e293b 0%, #0f172a 100%);
  color: #ffffff;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-md);
}

.dashboard-hero h2 {
  margin: 0 0 0.5rem 0;
  font-size: 1.35rem;
  color: #ffffff;
}

.dashboard-hero p {
  margin: 0;
  font-size: 0.9rem;
  color: #94a3b8;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
}

.dashboard-quick-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: var(--shadow-sm);
}

.dashboard-quick-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-cyan);
  box-shadow: var(--shadow-md);
}

.quick-icon {
  font-size: 2rem;
  width: 50px;
  height: 50px;
  background-color: var(--bg-input);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.quick-details h3 {
  margin: 0 0 0.2rem 0;
  font-size: 1.05rem;
}

.quick-details p {
  margin: 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1.25rem;
  box-shadow: var(--shadow-sm);
}

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-group {
  margin-bottom: 1rem;
}

.input-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-main);
}

.input-label small {
  color: var(--text-muted);
  font-weight: 400;
}

input[type="text"],
input[type="number"],
input[type="date"],
select,
textarea {
  width: 100%;
  height: 48px;
  padding: 0 0.85rem;
  font-size: 1rem;
  font-family: inherit;
  color: var(--text-main);
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.2s ease;
  font-variant-numeric: tabular-nums;
}

input:focus, select:focus, textarea:focus {
  border-color: var(--primary-blue);
  box-shadow: 0 0 0 3px rgba(0, 82, 155, 0.15);
}

.grid-2-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
}

.grid-full {
  grid-column: 1 / -1;
}

.line-card {
  border-left: 4px solid var(--primary-blue);
  position: relative;
}

.line-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border-color);
}

.line-badge {
  background-color: var(--primary-blue);
  color: #ffffff;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-weight: 700;
  font-size: 0.9rem;
}

.product-badge {
  background-color: var(--bg-input);
  color: var(--text-muted);
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-left: 0.35rem;
}

.line-card-actions {
  display: flex;
  gap: 0.4rem;
}

.btn-icon {
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.35rem 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.15s ease;
}

.btn-icon:hover {
  background-color: var(--bg-input);
}

.btn-icon:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.line-warning-badge {
  background-color: var(--warn-orange-bg);
  color: var(--warn-orange-text);
  border: 1px solid var(--warn-orange-border);
  border-radius: var(--radius-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.line-card-summary {
  background-color: var(--bg-input);
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-top: 0.5rem;
}

.summary-val.strong {
  font-weight: 700;
  color: var(--primary-blue);
}

.summary-val.loss-value {
  font-weight: 700;
  color: #15803d;
}

.summary-val.loss-negative {
  font-weight: 700;
  color: #b91c1c;
}

.calc-output-box {
  background-color: var(--accent-light);
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-sm);
  padding: 0.85rem;
  text-align: center;
}

.calc-output-label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: #0369a1;
  font-weight: 700;
  letter-spacing: 0.5px;
}

.calc-output-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: #0284c7;
  margin-top: 0.2rem;
}

.verification-card {
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
  transition: all 0.2s ease;
}

.verification-card.match {
  background-color: var(--match-green-bg);
  border: 2px solid var(--match-green-border);
  color: var(--match-green-text);
}

.verification-card.warning-small {
  background-color: var(--warn-orange-bg);
  border: 2px solid var(--warn-orange-border);
  color: var(--warn-orange-text);
}

.verification-card.warning-large {
  background-color: var(--danger-red-bg);
  border: 2px solid var(--danger-red-border);
  color: var(--danger-red-text);
}

.verification-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.verification-details {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
}

.preview-card {
  background-color: #0f172a;
  color: #38bdf8;
  border-radius: var(--radius-md);
  padding: 1.25rem;
}

.preview-card h3 {
  color: #ffffff;
  margin: 0 0 0.85rem 0;
  font-size: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-text-block {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
  background-color: #1e293b;
  color: #e2e8f0;
  padding: 1rem;
  border-radius: var(--radius-sm);
  white-space: pre-wrap;
  word-break: break-word;
  font-size: 0.9rem;
  line-height: 1.45;
  border: 1px solid #334155;
  user-select: all;
}

.btn {
  height: 48px;
  padding: 0 1.25rem;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  transition: all 0.2s ease;
  width: 100%;
}

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

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

.btn-success {
  background-color: #16a34a;
  color: #ffffff;
}

.btn-success:hover {
  background-color: #15803d;
}

.btn-whatsapp {
  background-color: #25d366;
  color: #ffffff;
}

.btn-whatsapp:hover {
  background-color: #128c7e;
}

.btn-secondary {
  background-color: #64748b;
  color: #ffffff;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-main);
}

.btn-outline:hover {
  background-color: var(--bg-input);
}

.btn-danger-outline {
  background-color: transparent;
  border: 1px solid var(--danger-red-border);
  color: #dc2626;
}

.btn-sm {
  height: 36px;
  padding: 0 0.75rem;
  font-size: 0.8rem;
  width: auto;
}

.action-buttons-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-top: 1.25rem;
}

@media (min-width: 600px) {
  .action-buttons-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.bottom-nav-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--bg-card);
  border-top: 1px solid var(--border-color);
  display: flex;
  justify-content: space-around;
  padding: 0.4rem 0;
  z-index: 200;
  box-shadow: 0 -4px 12px rgba(0,0,0,0.08);
}

.nav-tab-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.3rem 0.8rem;
  cursor: pointer;
  width: 25%;
  transition: color 0.15s ease;
}

.nav-tab-btn .nav-icon {
  font-size: 1.3rem;
  margin-bottom: 2px;
}

.nav-tab-btn.active {
  color: var(--primary-blue);
  font-weight: 700;
}

.history-item-card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-sm);
}

.history-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.5rem;
}

.history-date {
  font-weight: 700;
  font-size: 0.95rem;
  margin-right: 0.5rem;
}

.history-plant {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.history-loss-badge {
  padding: 0.2rem 0.5rem;
  border-radius: 12px;
  font-size: 0.75rem;
  font-weight: 700;
}

.history-loss-badge.normal-loss {
  background-color: #dcfce7;
  color: #15803d;
}

.history-loss-badge.high-loss {
  background-color: #fee2e2;
  color: #b91c1c;
}

.history-metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.5rem;
  background-color: var(--bg-input);
  padding: 0.5rem;
  border-radius: var(--radius-sm);
  text-align: center;
  font-size: 0.8rem;
  margin-bottom: 0.5rem;
}

.history-metrics-grid small {
  display: block;
  color: var(--text-muted);
}

.history-lines-preview {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.history-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.line-config-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}

.line-config-inputs {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 0.5rem;
  flex-grow: 1;
}

.toast-container {
  position: fixed;
  bottom: 80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  pointer-events: none;
}

.toast {
  background-color: #1e293b;
  color: #ffffff;
  padding: 0.75rem 1.25rem;
  border-radius: 30px;
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 4px 15px rgba(0,0,0,0.25);
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.25s ease;
  white-space: nowrap;
}

.toast.show {
  opacity: 1;
  transform: translateY(0);
}

.toast-success { border-left: 4px solid #22c55e; }
.toast-warning { border-left: 4px solid #f59e0b; }
.toast-info { border-left: 4px solid #38bdf8; }

.empty-state {
  text-align: center;
  padding: 2.5rem 1rem;
  color: var(--text-muted);
}

.empty-icon {
  font-size: 3rem;
  margin-bottom: 0.5rem;
}

/* Preset Chips for Expiry Calculator */
.preset-chips-wrapper {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.preset-chip {
  background-color: var(--bg-input);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  padding: 0.4rem 0.75rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
}

.preset-chip:hover {
  border-color: var(--accent-cyan);
  background-color: var(--accent-light);
}

.preset-chip.active {
  background-color: var(--primary-blue);
  color: #ffffff;
  border-color: var(--primary-blue);
}