body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #f0f4f1;
  margin: 0;
  padding: 0;
  color: #333;
}

.app-container {
  max-width: 500px;
  margin: 20px auto;
  background: #ffffff;
  padding: 20px;
  border-radius: 15px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.1);
}

/* ===== Header ===== */
header {
  text-align: center;
  border-bottom: 2px solid #e2ece9;
  padding-bottom: 15px;
  margin-bottom: 20px;
}

header h1 { color: #2e7d32; margin: 0; font-size: 24px; }

.subtitle { color: #757575; margin: 5px 0 4px 0; font-size: 14px; }

.loading-status {
  font-size: 12px;
  margin: 4px 0 0 0;
  color: #757575;
  font-style: italic;
  min-height: 16px;
  transition: color 0.3s ease;
}

/* ===== Drop Zone ===== */
.drop-zone {
  border: 2px dashed #a4c2b3;
  border-radius: 10px;
  padding: 30px;
  text-align: center;
  background: #fafdfb;
  cursor: pointer;
  margin-bottom: 12px;
}

#upload-label .upload-icon { font-size: 40px; margin-bottom: 10px; }

#image-preview { max-width: 100%; max-height: 250px; border-radius: 8px; }

/* ===== Status Validasi ===== */
.validation-status {
  font-size: 12px;
  text-align: center;
  min-height: 18px;
  margin: 0 0 10px 0;
  font-weight: 500;
  transition: color 0.3s;
}

/* ===== Tombol ===== */
button {
  width: 100%;
  background-color: #2e7d32;
  color: white;
  border: none;
  padding: 12px;
  font-size: 16px;
  font-weight: bold;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.3s;
}

button:disabled { background-color: #b0bec5; cursor: not-allowed; }
button:hover:not(:disabled) { background-color: #1b5e20; }

/* ===== ⚠️ Panel Peringatan ===== */
.warning-panel {
  margin-top: 20px;
  background: #fff8e1;
  border: 2px solid #ffb300;
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

.warning-icon { font-size: 48px; margin-bottom: 8px; }

.warning-panel h3 {
  color: #e65100;
  margin: 0 0 10px 0;
  font-size: 18px;
}

.warning-object {
  font-size: 13px;
  color: #6d4c41;
  font-style: italic;
  margin: 0 0 8px 0;
  background: rgba(0,0,0,0.05);
  padding: 4px 10px;
  border-radius: 20px;
  display: inline-block;
}

.warning-panel > p:not(.warning-object) {
  color: #5d4037;
  font-size: 14px;
  margin: 0 0 14px 0;
  line-height: 1.5;
}

.warning-hint {
  background: white;
  border-radius: 8px;
  padding: 12px 14px;
  text-align: left;
  font-size: 13px;
  color: #555;
  border: 1px solid #ffe082;
}

.warning-hint strong { color: #e65100; }

.warning-hint ul {
  margin: 6px 0 0 0;
  padding-left: 20px;
  line-height: 1.8;
}

/* ===== Panel Hasil Diagnosis ===== */
.result-panel {
  margin-top: 25px;
  border-top: 2px solid #e2ece9;
  padding-top: 15px;
}

.result-panel h2 { font-size: 18px; color: #1a237e; margin-bottom: 15px; }

.meta-card {
  background: #f5f5f5;
  padding: 15px;
  border-radius: 8px;
  border-left: 5px solid #2e7d32;
}

.diagnosis-text { font-size: 20px; font-weight: bold; color: #d32f2f; margin: 5px 0; }

.inference-time { font-size: 12px; color: #616161; margin: 0; }

.treatment-box {
  margin-top: 15px;
  background: #fff9c4;
  padding: 15px;
  border-radius: 8px;
  border: 1px solid #fff59d;
}

.treatment-box h3 { margin: 0 0 8px 0; font-size: 14px; color: #f57f17; }

/* ===== Footer ===== */
footer { text-align: center; margin-top: 30px; font-size: 11px; color: #9e9e9e; }