:root {
  --ink: #111111;
  --muted: #6b665d;
  --paper: #f7f3ea;
  --warm: #d8d0bf;
  --card: #ffffff;
  --line: #e7dfd0;
  --amber: #8a5a12;
  --green: #17633a;
  --red: #8b1f1f;
  --shadow: 0 18px 45px rgba(17, 17, 17, 0.10);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body { margin: 0; min-height: 100%; background: var(--warm); color: var(--ink); }
body { padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }

button, input, select, textarea { font: inherit; }
button { cursor: pointer; }

.app-shell { max-width: 1120px; margin: 0 auto; padding: 22px; }

.topbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 18px; }
.eyebrow { margin: 0 0 6px; font-size: 11px; text-transform: uppercase; letter-spacing: 0.24em; font-weight: 900; color: var(--muted); }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 0; font-size: clamp(32px, 7vw, 58px); line-height: 0.95; letter-spacing: -0.06em; }
h2 { margin-bottom: 0; font-size: 24px; letter-spacing: -0.03em; }

.brand-mark { width: 54px; height: 54px; border-radius: 50%; display: grid; place-items: center; background: var(--ink); color: var(--paper); font-weight: 950; font-size: 28px; box-shadow: var(--shadow); }

.summary-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-bottom: 14px; }
.summary-card { background: var(--card); border: 1px solid rgba(255,255,255,.6); border-radius: 26px; padding: 16px; box-shadow: var(--shadow); }
.summary-card.dark { background: var(--ink); color: var(--paper); }
.summary-card span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 8px; }
.summary-card.dark span { color: #b9b1a4; }
.summary-card strong { font-size: 28px; letter-spacing: -0.05em; }

.toolbar { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; margin-bottom: 14px; }
.search-box { display: flex; align-items: center; gap: 10px; background: var(--card); border-radius: 20px; padding: 0 14px; box-shadow: var(--shadow); }
.search-box input { width: 100%; border: 0; outline: none; background: transparent; padding: 15px 0; }

.tabs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-bottom: 14px; padding: 6px; background: rgba(255,255,255,.45); border-radius: 22px; }
.tab { border: 0; background: transparent; padding: 12px; border-radius: 17px; font-weight: 850; color: var(--muted); }
.tab.active { background: var(--ink); color: var(--paper); }

.screen { display: none; }
.screen.active { display: block; }

.lot-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.lot-card { border: 0; text-align: left; background: var(--card); border-radius: 30px; padding: 18px; box-shadow: var(--shadow); transition: transform .16s ease, background .16s ease; }
.lot-card:active { transform: scale(.985); }
.lot-card.selected { background: var(--ink); color: var(--paper); }
.lot-id { font-size: 10px; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); }
.lot-card.selected .lot-id, .lot-card.selected .subtext { color: #c8c1b5; }
.lot-title { margin: 8px 0 4px; font-size: 19px; line-height: 1.05; letter-spacing: -0.04em; font-weight: 950; }
.subtext { color: var(--muted); font-size: 13px; }
.badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 6px 10px; font-size: 12px; font-weight: 850; margin-top: 14px; background: #f1eadc; color: var(--ink); }
.badge.Fermenting { background: #111; color: #fff; }
.badge.Drying { background: #fae7bf; color: var(--amber); }
.badge.Resting, .badge.Ready { background: #dff3e8; color: var(--green); }
.badge.Draft { background: #eee; color: #333; }
.card-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 14px; }
.micro { border-radius: 18px; padding: 10px; background: #f5f0e7; }
.lot-card.selected .micro { background: rgba(255,255,255,.12); }
.micro span { display: block; font-size: 10px; color: var(--muted); }
.lot-card.selected .micro span { color: #c8c1b5; }
.micro strong { display: block; margin-top: 3px; font-size: 12px; }

.form-card, .detail-card { background: var(--card); border-radius: 32px; padding: 20px; box-shadow: var(--shadow); }
.form-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; margin-bottom: 18px; }
.field-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
label { display: grid; gap: 7px; font-size: 12px; font-weight: 850; text-transform: uppercase; letter-spacing: .12em; color: var(--muted); }
input, select, textarea { width: 100%; border: 1px solid var(--line); border-radius: 18px; background: #fffaf1; color: var(--ink); padding: 13px 14px; outline: none; text-transform: none; letter-spacing: normal; }
input:focus, select:focus, textarea:focus { border-color: var(--ink); box-shadow: 0 0 0 3px rgba(17,17,17,.08); }
.wide-label { margin-top: 12px; }
.button-row { display: flex; gap: 10px; margin-top: 16px; }

.button { border: 0; background: var(--card); color: var(--ink); border-radius: 18px; padding: 13px 16px; font-weight: 900; box-shadow: var(--shadow); display: inline-flex; justify-content: center; align-items: center; gap: 8px; }
.button.dark { background: var(--ink); color: var(--paper); }
.button.ghost { background: rgba(255,255,255,.55); box-shadow: none; }
.button.danger { background: #fde1dd; color: var(--red); }
.file-button { position: relative; overflow: hidden; }
.file-button input { position: absolute; inset: 0; opacity: 0; cursor: pointer; }

.detail-hero { background: var(--ink); color: var(--paper); border-radius: 28px; padding: 20px; margin-bottom: 14px; }
.detail-hero p { color: #c8c1b5; margin-bottom: 8px; }
.detail-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 14px; }
.detail-field { border: 1px solid var(--line); border-radius: 22px; padding: 14px; background: #fffaf1; }
.detail-field span { display: block; font-size: 11px; color: var(--muted); font-weight: 900; letter-spacing: .12em; text-transform: uppercase; margin-bottom: 8px; }
.detail-field strong { font-size: 16px; }
.timeline { border-radius: 24px; border: 1px solid var(--line); overflow: hidden; }
.timeline-row { display: flex; justify-content: space-between; gap: 16px; padding: 13px 14px; border-bottom: 1px solid var(--line); }
.timeline-row:last-child { border-bottom: 0; }
.timeline-row span { color: var(--muted); font-weight: 750; }
.timeline-row strong { text-align: right; }

.footer-actions { display: flex; gap: 10px; justify-content: center; margin-top: 18px; flex-wrap: wrap; }
.empty { padding: 30px; background: rgba(255,255,255,.55); border-radius: 28px; text-align: center; color: var(--muted); }

@media (max-width: 900px) {
  .summary-grid { grid-template-columns: repeat(2, 1fr); }
  .lot-list { grid-template-columns: repeat(2, 1fr); }
  .detail-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .app-shell { padding: 16px; }
  .summary-grid, .lot-list, .field-grid, .detail-grid { grid-template-columns: 1fr; }
  .toolbar { grid-template-columns: 1fr; }
  .button-row, .footer-actions { flex-direction: column; }
  .button { width: 100%; }
  .topbar { align-items: flex-start; }
  .brand-mark { width: 46px; height: 46px; font-size: 24px; }
}

.ph-panel, .chart-card {
  margin-top: 16px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #fffaf1;
  padding: 18px;
}

.panel-head, .chart-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 10px;
}

.panel-head h3, .chart-head h3 { margin: 0; font-size: 22px; letter-spacing: -0.03em; }
.helper-text { margin: 0 0 14px; color: var(--muted); font-size: 14px; line-height: 1.5; }

.ph-rows { display: grid; gap: 10px; }
.ph-row {
  display: grid;
  grid-template-columns: 1fr .6fr 1.2fr auto;
  gap: 10px;
  align-items: end;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: #ffffff;
}

.ph-row label { font-size: 10px; }
.ph-row .button { box-shadow: none; padding: 13px 14px; }

canvas#phChart {
  width: 100%;
  height: auto;
  max-height: 520px;
  display: block;
  border: 1px solid var(--line);
  border-radius: 22px;
  background: #fffaf1;
}

.ph-table {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.ph-table-row {
  display: grid;
  grid-template-columns: .6fr 1.1fr .7fr 1.4fr;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 10px 12px;
  background: #ffffff;
  font-size: 13px;
}

.ph-table-row span { color: var(--muted); font-weight: 900; }
.ph-table-row strong { color: var(--ink); }
.ph-table-row em { color: var(--muted); font-style: normal; }
.empty.small { padding: 16px; border-radius: 18px; }

@media (max-width: 760px) {
  .ph-row { grid-template-columns: 1fr; }
  .ph-table-row { grid-template-columns: 1fr; }
  .panel-head, .chart-head { flex-direction: column; }
}
.control-card { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 14px; align-items: center; background: rgba(255,255,255,.62); border: 1px solid rgba(255,255,255,.85); border-radius: 28px; padding: 16px; margin-bottom: 14px; box-shadow: var(--shadow); }
.control-actions { display: flex; gap: 8px; flex-wrap: wrap; justify-content: flex-end; }
.mini-select, .pin-input { width: auto; min-width: 150px; background: #fffaf1; }
.hidden { display: none !important; }
.owner-only.is-locked { display: none !important; }
.locked-note { padding: 18px; border-radius: 22px; background: #fffaf1; color: var(--muted); font-weight: 750; }
.status-ok { color: var(--green); font-weight: 800; }
.status-bad { color: var(--red); font-weight: 800; }
@media (max-width: 760px) { .control-card { grid-template-columns: 1fr; } .control-actions { justify-content: stretch; } .control-actions > * { width: 100%; } }