/* ── PAGE HEADER ── */
.fertilizer-header-bg {
  background: linear-gradient(135deg, #1a237e 0%, #1976d2 60%, #64b5f6 100%);
}

.page-header {
  padding-top: 64px;
  padding-bottom: 48px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '🧪';
  position: absolute;
  font-size: 180px;
  opacity: 0.06;
  top: -20px;
  right: 60px;
  pointer-events: none;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: -2px; left: 0; right: 0;
  height: 50px;
  background: var(--cream);
  clip-path: ellipse(55% 100% at 50% 100%);
}

.page-header-content { position: relative; z-index: 2; }
.page-icon { font-size: 48px; margin-bottom: 12px; }

.page-header h1 {
  font-family: 'Baloo 2', cursive;
  font-size: 36px; font-weight: 800; margin-bottom: 8px;
}

.page-header p { font-size: 16px; opacity: 0.85; }

/* ── MAIN ── */
.fertilizer-main { padding: 40px 0 80px; }

.fertilizer-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: start;
}

/* ── FORM CARD ── */
.fertilizer-form-card {
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
  position: sticky;
  top: 80px;
}

.fertilizer-form-card h2 {
  font-family: 'Baloo 2', cursive;
  font-size: 22px;
  color: var(--brown);
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.fertilizer-form-card h2 i { color: #1976d2; }
.form-desc { font-size: 13.5px; color: var(--text-light); margin-bottom: 20px; }

/* FORM GRID */
.fert-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-bottom: 24px;
}

.fert-form-group { display: flex; flex-direction: column; gap: 6px; }
.fert-form-group.full-width { grid-column: 1 / -1; }

.fert-form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--brown);
  display: flex;
  align-items: center;
  gap: 6px;
}

.fert-form-group label i { color: #1976d2; font-size: 12px; }

.fert-unit {
  margin-left: auto;
  font-size: 11px;
  font-weight: 400;
  color: var(--text-light);
  background: var(--cream);
  padding: 2px 8px;
  border-radius: 10px;
}

.fert-input {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 10px 14px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  color: var(--text);
  outline: none;
  transition: border-color 0.2s;
  background: var(--white);
}

.fert-input:focus { border-color: #1976d2; }

/* NPK INDICATOR */
.npk-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 2px;
}

.npk-bar {
  flex: 1;
  height: 5px;
  border-radius: 3px;
  background: var(--border);
  position: relative;
  overflow: hidden;
}

.npk-bar::after {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  border-radius: 3px;
  transition: width 0.4s, background 0.4s;
}

.npk-indicator span {
  font-size: 11px;
  font-weight: 600;
  min-width: 50px;
}

/* PH DISPLAY */
.ph-display {
  margin-top: 2px;
}

.ph-display span {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 10px;
  border-radius: 10px;
}

/* CROP SELECT GRID */
.crop-select-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 8px;
}

.crop-select-btn {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 8px 6px;
  font-family: 'Poppins', sans-serif;
  font-size: 11.5px;
  font-weight: 500;
  color: var(--text-light);
  background: var(--cream);
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.crop-select-btn:hover {
  border-color: #1976d2;
  color: #1976d2;
  background: #e3f2fd;
}

.crop-select-btn.active {
  border-color: #1976d2;
  background: #1976d2;
  color: white;
}

/* SOIL TYPE GRID */
.soil-type-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.soil-btn {
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 9px 10px;
  font-family: 'Poppins', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-light);
  background: var(--cream);
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}

.soil-btn:hover { border-color: var(--brown); color: var(--brown); }

.soil-btn.active {
  border-color: var(--brown);
  background: var(--brown);
  color: white;
}

/* STAGE BUTTONS */
.stage-btns {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.stage-btn {
  flex: 1;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  padding: 9px 10px;
  font-family: 'Poppins', sans-serif;
  font-size: 12px;
  font-weight: 500;
  color: var(--text-light);
  background: var(--cream);
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
  white-space: nowrap;
}

.stage-btn:hover { border-color: var(--green); color: var(--green); }

.stage-btn.active {
  border-color: var(--green);
  background: var(--green);
  color: white;
}

/* FORM ACTIONS */
.fert-form-actions {
  display: flex;
  gap: 12px;
}

.btn-fert-predict {
  flex: 1;
  background: linear-gradient(135deg, #1565c0, #1976d2);
  color: white;
  border: none;
  border-radius: 12px;
  padding: 14px 20px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.25s;
  box-shadow: 0 4px 16px rgba(25,118,210,0.3);
}

.btn-fert-predict:hover {
  background: linear-gradient(135deg, #0d47a1, #1565c0);
  transform: translateY(-2px);
}

.btn-fert-reset {
  background: var(--cream);
  color: var(--text-light);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.btn-fert-reset:hover {
  background: #ffebee;
  border-color: #ef9a9a;
  color: #c62828;
}

/* ── RESULTS ── */
/* WELCOME */
.fert-welcome {
  background: var(--white);
  border-radius: 20px;
  padding: 40px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.fert-welcome .welcome-emoji { font-size: 64px; margin-bottom: 16px; }

.fert-welcome h3 {
  font-family: 'Baloo 2', cursive;
  font-size: 24px;
  color: var(--brown);
  margin-bottom: 10px;
}

.fert-welcome p {
  font-size: 14px;
  color: var(--text-light);
  max-width: 380px;
  margin: 0 auto 24px;
  line-height: 1.7;
}

.fert-info-cards {
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
}

.fert-info-card {
  background: var(--cream);
  border-radius: 10px;
  padding: 12px 16px;
  border: 1px solid var(--border);
}

.fert-info-card span {
  font-size: 13px;
  font-weight: 700;
  color: var(--brown);
  display: block;
  margin-bottom: 4px;
}

.fert-info-card p {
  font-size: 12.5px;
  color: var(--text-light);
  line-height: 1.5;
  margin: 0;
}

/* LOADING */
.fert-loading {
  background: var(--white);
  border-radius: 20px;
  padding: 80px 32px;
  text-align: center;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.fert-spinner {
  width: 56px; height: 56px;
  border: 5px solid #e3f2fd;
  border-top-color: #1976d2;
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
  margin: 0 auto 16px;
}

@keyframes spin { to { transform: rotate(360deg); } }

.fert-loading p {
  font-size: 16px; font-weight: 600;
  color: var(--brown); margin-bottom: 4px;
}

.fert-loading small { color: var(--text-light); font-size: 13px; }

/* RESULT CARD */
.fert-result-card {
  background: var(--white);
  border-radius: 20px;
  padding: 32px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border);
}

/* TOP */
.fert-result-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--border);
  gap: 12px;
}

.fert-crop-badge {
  display: flex;
  align-items: center;
  gap: 12px;
}

.fert-crop-badge span {
  font-size: 40px;
  background: #e3f2fd;
  width: 62px; height: 62px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.fert-crop-badge strong {
  display: block;
  font-family: 'Baloo 2', cursive;
  font-size: 20px;
  color: var(--brown);
}

.fert-crop-badge p {
  font-size: 13px;
  color: var(--text-light);
  margin: 0;
}

.fert-score-badge {
  background: #e3f2fd;
  color: #1565c0;
  padding: 8px 16px;
  border-radius: 16px;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
  border: 1px solid #90caf9;
}

/* NPK STATUS */
.npk-status-section { margin-bottom: 24px; }

.npk-status-section h4 {
  font-size: 15px; font-weight: 700;
  color: var(--brown); margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}

.npk-status-section h4 i { color: #1976d2; }

.npk-status-bars {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.npk-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.npk-row-label {
  width: 100px;
  font-size: 13px;
  font-weight: 600;
  color: var(--brown);
  flex-shrink: 0;
}

.npk-row-bar {
  flex: 1;
  height: 12px;
  background: var(--border);
  border-radius: 6px;
  overflow: hidden;
}

.npk-row-fill {
  height: 100%;
  border-radius: 6px;
  transition: width 1s ease;
}

.npk-row-val {
  font-size: 13px;
  font-weight: 700;
  min-width: 60px;
  text-align: right;
}

.npk-row-status {
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 8px;
  min-width: 55px;
  text-align: center;
}

.status-low    { background: #ffebee; color: #c62828; }
.status-medium { background: #fff8e1; color: #f57f17; }
.status-high   { background: var(--green-pale); color: var(--green); }

/* PRIMARY FERTILIZER */
.primary-fert-section { margin-bottom: 24px; }

.primary-fert-section h4 {
  font-size: 15px; font-weight: 700;
  color: var(--brown); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}

.primary-fert-section h4 i { color: #f9a825; }

.primary-fert-card {
  background: linear-gradient(135deg, #e3f2fd, #e8f5e9);
  border-radius: 14px;
  padding: 20px 22px;
  border: 1.5px solid #90caf9;
}

.pf-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.pf-name {
  font-family: 'Baloo 2', cursive;
  font-size: 20px;
  font-weight: 800;
  color: #1565c0;
}

.pf-dose {
  background: #1976d2;
  color: white;
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 14px;
  font-weight: 700;
}

.pf-details {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.pf-detail {
  background: rgba(255,255,255,0.7);
  border-radius: 8px;
  padding: 8px 10px;
  text-align: center;
}

.pf-detail .pfd-label {
  font-size: 10px;
  color: var(--text-light);
  margin-bottom: 3px;
}

.pf-detail .pfd-val {
  font-size: 13px;
  font-weight: 700;
  color: var(--brown);
}

/* SCHEDULE TABLE */
.schedule-section { margin-bottom: 24px; }

.schedule-section h4 {
  font-size: 15px; font-weight: 700;
  color: var(--brown); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}

.schedule-section h4 i { color: var(--green); }

.schedule-table-wrap {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.schedule-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.schedule-table thead tr {
  background: linear-gradient(90deg, #1565c0, #1976d2);
  color: white;
}

.schedule-table th {
  padding: 11px 14px;
  text-align: left;
  font-weight: 600;
  font-size: 12px;
  white-space: nowrap;
}

.schedule-table td {
  padding: 10px 14px;
  border-bottom: 1px solid #f5f5f5;
  color: var(--text);
}

.schedule-table tbody tr:hover { background: #f5f9ff; }
.schedule-table tbody tr:last-child td { border-bottom: none; }

.fert-name-cell { font-weight: 600; color: #1565c0; }
.dose-cell      { font-weight: 700; color: var(--green); }

/* MICRONUTRIENTS */
.micro-section { margin-bottom: 20px; }

.micro-section h4 {
  font-size: 15px; font-weight: 700;
  color: var(--brown); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}

.micro-section h4 i { color: #9c27b0; }

.micro-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.micro-card {
  background: var(--cream);
  border-radius: 10px;
  padding: 12px;
  text-align: center;
  border: 1px solid var(--border);
  transition: transform 0.2s;
}

.micro-card:hover { transform: translateY(-2px); }
.micro-card .mc-icon  { font-size: 20px; margin-bottom: 4px; }
.micro-card .mc-name  { font-size: 12px; font-weight: 700; color: var(--brown); margin-bottom: 2px; }
.micro-card .mc-dose  { font-size: 11px; color: var(--text-light); }

/* ORGANIC */
.organic-section { margin-bottom: 20px; }

.organic-section h4 {
  font-size: 15px; font-weight: 700;
  color: var(--brown); margin-bottom: 12px;
  display: flex; align-items: center; gap: 8px;
}

.organic-section h4 i { color: var(--green); }

.organic-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.organic-card {
  background: var(--green-pale);
  border: 1px solid var(--green-light);
  border-radius: 10px;
  padding: 12px 14px;
}

.organic-card .oc-name {
  font-size: 13px; font-weight: 700;
  color: var(--green); margin-bottom: 4px;
}

.organic-card .oc-dose {
  font-size: 12px; color: var(--text-light);
}

/* WARNINGS */
.fert-warnings { margin-bottom: 20px; }

.fert-warning-item {
  background: #fff8e1;
  border: 1.5px solid #ffe082;
  border-radius: 10px;
  padding: 12px 16px;
  margin-bottom: 8px;
  font-size: 13px;
  color: #f57f17;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.fert-warning-item i { flex-shrink: 0; margin-top: 2px; }

/* ACTIONS */
.fert-result-actions {
  display: flex;
  gap: 12px;
}

.btn-chat-advisor {
  flex: 1;
  background: var(--green);
  color: white;
  border: none;
  border-radius: 10px;
  padding: 12px 16px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: all 0.2s;
}

.btn-chat-advisor:hover { background: #1b5e20; }

.btn-download-fert {
  background: #e3f2fd;
  color: #1565c0;
  border: 1.5px solid #90caf9;
  border-radius: 10px;
  padding: 12px 16px;
  font-family: 'Poppins', sans-serif;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
}

.btn-download-fert:hover { background: #bbdefb; }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .fertilizer-layout { grid-template-columns: 1fr; }
  .fertilizer-form-card { position: static; }
  .micro-grid { grid-template-columns: repeat(2,1fr); }
  .pf-details { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 600px) {
  .fert-form-grid { grid-template-columns: 1fr; }
  .crop-select-grid { grid-template-columns: repeat(2,1fr); }
  .micro-grid { grid-template-columns: 1fr; }
  .organic-cards { grid-template-columns: 1fr; }
  .fert-result-actions { flex-direction: column; }
  .stage-btns { flex-wrap: wrap; }
}