:root {
  --bg: #f4f1e8;
  --card: #ffffff;
  --ink: #1f2a1c;
  --muted: #6b7466;
  --line: #e2ddcf;
  --green: #2f7d32;
  --green-soft: #e3f0df;
  --clorose: #f2c200;
  --ferrugem: #ff7a00;
  --necrose: #b3261e;
  --saudavel: #3cb043;
  --indefinido: #9e9e9e;
  --sombra: #285a8c;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121611;
    --card: #1b211a;
    --ink: #e8ede4;
    --muted: #9aa594;
    --line: #2c352a;
    --green: #6cc070;
    --green-soft: #22301f;
  }
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.45;
}
header { padding: 20px 16px 8px; max-width: 1100px; margin: 0 auto; }
.brand { display: flex; gap: 14px; align-items: center; }
.logo {
  font-size: 34px; width: 56px; height: 56px; display: grid; place-items: center;
  background: var(--green); color: #fff; border-radius: 14px;
}
h1 { margin: 0; font-size: 1.6rem; }
header p { margin: 2px 0 0; color: var(--muted); font-size: .95rem; }
main { max-width: 1100px; margin: 0 auto; padding: 8px 16px 32px; }
.card {
  background: var(--card); border: 1px solid var(--line); border-radius: 16px;
  padding: 18px; margin-top: 16px;
}
h2 { margin: 0 0 14px; font-size: 1.1rem; display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
h3 { margin: 16px 0 6px; font-size: .95rem; }

#drop {
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 6px;
  min-height: 150px; border: 2px dashed var(--green); border-radius: 12px; cursor: pointer;
  text-align: center; padding: 16px; background: var(--green-soft); transition: transform .1s;
}
#drop.drag { transform: scale(1.01); border-style: solid; }
#drop span { color: var(--muted); font-size: .9rem; }

.images { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.images figure { margin: 0; }
.images img { width: 100%; border-radius: 10px; display: block; background: var(--line); min-height: 120px; object-fit: contain; }
figcaption { font-size: .85rem; color: var(--muted); margin-top: 6px; }
.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin: 0 3px 0 8px; vertical-align: middle; }
.dot.clorose { background: var(--clorose); }
.dot.ferrugem { background: var(--ferrugem); }
.dot.necrose { background: var(--necrose); }

.grid { display: grid; grid-template-columns: 1fr 1.3fr; gap: 16px; }
.grid .card { margin-top: 16px; }

.severity { display: flex; gap: 18px; align-items: center; margin-bottom: 16px; }
.ring {
  --p: 0; --c: var(--saudavel);
  width: 110px; height: 110px; border-radius: 50%; flex: none; display: grid; place-items: center;
  background: conic-gradient(var(--c) calc(var(--p) * 1%), var(--line) 0);
  transition: --p .6s;
}
.ring span {
  width: 84px; height: 84px; border-radius: 50%; background: var(--card);
  display: grid; place-items: center; font-weight: 700; font-size: 1.35rem;
}
.label { color: var(--muted); font-size: .85rem; }
.level { font-size: 1.4rem; font-weight: 700; }
.muted { color: var(--muted); font-size: .88rem; }

.bar { margin: 8px 0; }
.bar-head { display: flex; justify-content: space-between; font-size: .88rem; }
.bar-track { height: 8px; border-radius: 4px; background: var(--line); overflow: hidden; margin-top: 3px; }
.bar-fill { height: 100%; width: 0; border-radius: 4px; transition: width .6s; }

.warnings { padding-left: 18px; margin: 12px 0 0; color: #b26a00; font-size: .88rem; }
.loading { color: var(--muted); padding: 18px 0; animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .45; } }
.error { color: var(--necrose); background: color-mix(in srgb, var(--necrose) 10%, transparent); padding: 10px 12px; border-radius: 8px; font-size: .9rem; }

.facts { display: grid; grid-template-columns: max-content 1fr; gap: 6px 14px; margin: 0; }
.facts dt { color: var(--muted); font-size: .88rem; }
.facts dd { margin: 0; font-weight: 500; }
ol, ul { margin: 0; padding-left: 20px; }
li { margin: 3px 0; }
.badge { font-size: .72rem; font-weight: 500; color: var(--muted); border: 1px solid var(--line); border-radius: 99px; padding: 2px 8px; }
.pill { font-size: .78rem; border-radius: 99px; padding: 1px 8px; margin-left: 6px; font-weight: 600; }
.risco-baixo { color: var(--saudavel); }
.risco-moderado { color: var(--ferrugem); }
.risco-alto { color: var(--necrose); }
.plantio { background: var(--green-soft); padding: 10px 12px; border-radius: 8px; margin-top: 14px; }
.disclaimer { font-size: .78rem; color: var(--muted); border-top: 1px solid var(--line); padding-top: 10px; margin-top: 14px; }
footer { text-align: center; color: var(--muted); font-size: .8rem; padding: 0 16px 24px; }

@media (max-width: 760px) {
  .grid { grid-template-columns: 1fr; }
  .images { grid-template-columns: 1fr; }
}

.vision { margin-top: 12px; font-size: .88rem; }
.vision summary { cursor: pointer; color: var(--green); font-weight: 600; }
.vision div { white-space: pre-wrap; color: var(--muted); margin-top: 8px; max-height: 320px; overflow-y: auto; }


.actionbar {
  position: sticky; bottom: 0; z-index: 10;
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  background: linear-gradient(to top, var(--bg) 70%, transparent);
}
.actionbar-inner {
  max-width: 1100px; margin: 0 auto; display: flex; align-items: center; gap: 16px;
  justify-content: space-between; background: var(--card); border: 1px solid var(--line);
  border-radius: 16px; padding: 12px 12px 12px 18px; box-shadow: 0 8px 28px rgba(0, 0, 0, .12);
}
.actionbar-status { display: flex; flex-direction: column; min-width: 0; }
.actionbar-status strong { font-size: .95rem; }
.actionbar-status span { color: var(--muted); font-size: .82rem; }
#btn-pdf {
  display: inline-flex; align-items: center; gap: 10px; flex: none;
  font: inherit; font-weight: 700; font-size: .98rem; color: #fff;
  background: linear-gradient(135deg, #3a9a3e, #1f5f22); border: 0; border-radius: 12px;
  padding: 12px 22px; cursor: pointer; box-shadow: 0 4px 14px rgba(47, 125, 50, .35);
  transition: transform .12s, box-shadow .12s, opacity .2s;
}
#btn-pdf:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(47, 125, 50, .45); }
#btn-pdf:active:not(:disabled) { transform: translateY(0); }
#btn-pdf:disabled { opacity: .55; cursor: progress; box-shadow: none; }
.icon-download { width: 20px; height: 20px; }
.spinner {
  display: none; width: 18px; height: 18px; border-radius: 50%;
  border: 2.5px solid rgba(255, 255, 255, .35); border-top-color: #fff; animation: spin .8s linear infinite;
}
#btn-pdf.busy .spinner { display: inline-block; }
#btn-pdf.busy .icon-download { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }
@media (max-width: 560px) {
  .actionbar-inner { flex-direction: column; align-items: stretch; gap: 10px; padding: 12px; }
  #btn-pdf { justify-content: center; }
}

.dot.sombra { background: var(--sombra); }
.ai-check {
  margin: 12px 0 0; padding: 10px 12px; border-radius: 8px; font-size: .88rem;
  background: color-mix(in srgb, var(--ferrugem) 14%, transparent); color: var(--ink);
  border-left: 4px solid var(--ferrugem);
}