/* ==========================================================================
   Plant Pulse — shared design system
   ========================================================================== */

:root {
  --bg: #f3f5f7;
  --surface: #ffffff;
  --surface-2: #f8f9fb;
  --ink: #161a20;
  --ink-muted: #6b7280;
  --ink-faint: #9aa1ac;
  --border: #e6e8ec;

  --brand: #0f6e56;
  --brand-dark: #0a4f3e;
  --brand-light: #e1f5ee;
  --amber: #b5690f;
  --amber-light: #faeeda;
  --blue: #185fa5;
  --blue-light: #e6f1fb;
  --danger: #a32d2d;
  --danger-light: #fcebeb;

  --radius-lg: 18px;
  --radius-md: 12px;
  --radius-sm: 8px;

  --shadow-sm: 0 1px 2px rgba(16, 20, 24, 0.04);
  --shadow-md: 0 6px 20px rgba(16, 20, 24, 0.08);
  --shadow-lg: 0 12px 32px rgba(16, 20, 24, 0.12);

  --header-h: 64px;
  --nav-h: 68px;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  -webkit-tap-highlight-color: transparent;
}

body { padding-bottom: calc(var(--nav-h) + 16px); }
body.no-nav { padding-bottom: 24px; }

a { color: inherit; }

::selection { background: var(--brand); color: #fff; }

/* ---- Layout shells ---- */

.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  height: var(--header-h);
  background: #0e1720;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  box-shadow: var(--shadow-md);
}

.app-header .brand-block { display: flex; align-items: center; gap: 10px; min-width: 0; }
.app-header .brand-block .eyebrow { font-size: 10px; letter-spacing: .08em; text-transform: uppercase; color: rgba(255,255,255,.5); line-height: 1; margin-bottom: 2px; }
.app-header .brand-block .title { font-size: 16px; font-weight: 600; line-height: 1.1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.app-header .icon-btn {
  width: 36px; height: 36px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,.08); color: #fff; border: none; text-decoration: none;
  transition: background .15s ease;
}
.app-header .icon-btn:hover { background: rgba(255,255,255,.16); }
.app-header .date-field {
  height: 36px; border-radius: 10px; border: none; background: rgba(255,255,255,.1);
  color: #fff; font-weight: 600; text-align: center; padding: 0 8px; font-size: 13px;
}
.app-header .date-field::-webkit-calendar-picker-indicator { filter: invert(1); }

.container { max-width: 720px; margin: 0 auto; padding: 0 14px; }

/* ---- Cards ---- */

.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  margin-bottom: 14px;
  overflow: hidden;
}

.card-head {
  padding: 12px 16px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--ink-muted);
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid var(--border);
}
.card-head .dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
.dot-brand { background: var(--brand); }
.dot-amber { background: var(--amber); }
.dot-blue  { background: var(--blue); }

.stat-banner {
  background: var(--surface);
  border: 1px solid var(--border);
  border-left: 5px solid var(--brand);
  border-radius: var(--radius-lg);
  padding: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
}
.stat-banner .label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-muted); }
.stat-banner .value { font-size: 26px; font-weight: 700; color: var(--brand); line-height: 1.15; margin-top: 2px; }

/* ---- Data tables ---- */

.table-wrap { overflow-x: auto; -webkit-overflow-scrolling: touch; }
table.data {
  width: 100%;
  min-width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
table.data th {
  background: var(--surface-2);
  text-align: center;
  padding: 9px 8px;
  font-weight: 700;
  color: var(--ink-muted);
  white-space: nowrap;
  border-bottom: 1px solid var(--border);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .03em;
}
table.data th:first-child { text-align: left; padding-left: 14px; }
table.data td {
  padding: 9px 8px;
  text-align: center;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
  vertical-align: middle;
}
table.data td:first-child {
  text-align: left;
  font-weight: 600;
  position: sticky;
  left: 0;
  background: var(--surface);
  z-index: 5;
  padding-left: 14px;
  border-right: 1px solid var(--border);
}
table.data tbody tr:last-child td { border-bottom: none; }
table.data tbody tr:hover td { background: var(--surface-2); }
table.data tbody tr:hover td:first-child { background: var(--surface-2); }
table.data tr.total-row td { border-top: 2px solid var(--ink); font-weight: 700; }
table.data tr.total-row td:first-child { text-transform: uppercase; font-size: 12px; }

.col-mtd { color: var(--blue); font-weight: 700; }
.col-plan { color: var(--ink-faint); font-style: italic; }

.chip-pta { background: var(--blue-light) !important; }
.chip-px  { background: var(--danger-light) !important; }
.chip-aa  { background: var(--brand-light) !important; }
.chip-tr  { background: #efeaf9 !important; }

/* ---- Collapsible table (header + Total visible; detail rows expand on tap) ---- */

.collapsible-table .detail-row { 
  display: none; 
}

.collapsible-table.open .detail-row { 
  display: table-row; 
}

.collapsible-table .card-head {
  cursor: pointer;
  user-select: none;
  justify-content: space-between;
  transition: background 0.15s ease;
}

.collapsible-table .card-head:hover {
  background: var(--surface-2);
}

.collapsible-table .card-head .chevron {
  transition: transform 0.3s ease;
  display: inline-block;
  color: var(--ink-faint);
  font-size: 16px;
}

.collapsible-table.open .card-head .chevron {
  transform: rotate(180deg);
}

/* ---- Collapsible chart card ---- */

.chart-card .card-head {
  cursor: pointer;
  user-select: none;
  justify-content: space-between;
  transition: background 0.15s ease;
}

.chart-card:hover .card-head {
  background: var(--surface-2);
}

.chart-card .chevron {
  transition: transform 0.3s ease;
  color: var(--ink-faint);
  display: inline-block;
  font-size: 16px;
}

.chart-card.open .chevron {
  transform: rotate(180deg);
}

.chart-body {
  display: none;
  padding: 6px 12px 14px;
}

.chart-card.open .chart-body {
  display: block;
}

.chart-box {
  position: relative;
  height: 220px;
  width: 100%;
}

/* ---- Buttons ---- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: 14px; border-radius: 12px; border: 1px solid transparent;
  padding: 11px 16px; cursor: pointer; text-decoration: none; transition: transform .08s ease, opacity .15s ease;
}
.btn:active { transform: scale(0.98); }
.btn-block { width: 100%; }
.btn-lg { padding: 14px 18px; font-size: 15px; border-radius: 14px; }
.btn-primary { background: var(--ink); color: #fff; }
.btn-brand { background: var(--brand); color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-outline { background: transparent; border-color: var(--border); color: var(--ink); }
.btn-ghost { background: rgba(0,0,0,.04); color: var(--ink); }
.btn-sm { padding: 6px 10px; font-size: 12px; border-radius: 8px; }

/* ---- Forms ---- */

.field { margin-bottom: 10px; }
.field label { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; color: var(--ink-muted); margin-bottom: 5px; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], select, textarea {
  width: 100%; padding: 11px 12px; border-radius: 10px; border: 1px solid var(--border);
  background: var(--surface); font-size: 14px; color: var(--ink); font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px var(--brand-light); }
input::placeholder { color: var(--ink-faint); }

.pill-tabs { display: flex; gap: 6px; margin-bottom: 14px; overflow-x: auto; }
.pill-tab {
  flex-shrink: 0; padding: 8px 16px; border-radius: 999px; font-size: 13px; font-weight: 600;
  background: var(--surface-2); color: var(--ink-muted); border: 1px solid var(--border); cursor: pointer;
}
.pill-tab.active { background: var(--ink); color: #fff; border-color: var(--ink); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

.input-row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; }
.input-row .tag { flex-shrink: 0; width: 92px; font-size: 12px; font-weight: 600; color: var(--ink-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ---- Bottom nav ---- */

.bottom-nav {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 50;
  background: var(--surface); border-top: 1px solid var(--border);
  display: flex; justify-content: space-around; padding: 8px 0 calc(8px + env(safe-area-inset-bottom));
  box-shadow: 0 -8px 24px rgba(16,20,24,.06);
}
.nav-btn { text-align: center; font-size: 11px; font-weight: 600; color: var(--ink-faint); flex: 1; cursor: pointer; padding: 4px 0; }
.nav-btn i { display: block; font-size: 20px; margin-bottom: 2px; }
.nav-btn.active { color: var(--brand); }

/* ---- Toast ---- */

.toast-el {
  position: fixed; left: 50%; bottom: calc(var(--nav-h) + 16px); transform: translateX(-50%) translateY(8px);
  background: var(--ink); color: #fff; padding: 11px 18px; border-radius: 999px; font-size: 13px; font-weight: 600;
  box-shadow: var(--shadow-lg); z-index: 100; opacity: 0; transition: opacity .25s ease, transform .25s ease; pointer-events: none;
}
.toast-el.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---- Scrolling ticker ---- */

.ticker-bar {
  background: #0e1720; color: #fff; overflow: hidden; position: relative;
  height: 42px; width: 100%; display: block;
}
.ticker-track {
  display: flex; flex-wrap: nowrap; align-items: center; height: 42px;
  width: max-content; white-space: nowrap;
  animation: ticker-scroll 26s linear infinite;
  will-change: transform;
}
.ticker-track:hover { animation-play-state: paused; }
.ticker-set { display: flex; flex-wrap: nowrap; align-items: center; flex-shrink: 0; }
.ticker-item {
  display: inline-flex; flex-shrink: 0; align-items: center; gap: 8px;
  margin-right: 40px; font-size: 14px; font-weight: 600; white-space: nowrap;
}
.ticker-item i { font-size: 16px; color: #ffb020; flex-shrink: 0; }
.ticker-item .k { color: #ffb020; font-weight: 700; text-transform: uppercase; letter-spacing: .03em; font-size: 12px; white-space: nowrap; }
.ticker-item .v { color: #ffb020; white-space: nowrap; font-weight: 700; font-size: 14px; }
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
@media (prefers-reduced-motion: reduce) {
  .ticker-track { animation: none; }
  .ticker-set:nth-child(2) { display: none; }
}

/* ---- Misc ---- */

.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 11px; font-weight: 700; letter-spacing: .02em; }
.badge-brand { background: var(--brand-light); color: var(--brand-dark); }
.badge-danger { background: var(--danger-light); color: var(--danger); }
.badge-blue { background: var(--blue-light); color: var(--blue); }

.empty-state { text-align: center; padding: 40px 20px; color: var(--ink-muted); }
.empty-state i { font-size: 32px; color: var(--ink-faint); margin-bottom: 10px; display: block; }

.skeleton { background: linear-gradient(90deg, var(--surface-2) 25%, #eef0f3 37%, var(--surface-2) 63%); background-size: 400% 100%; animation: shimmer 1.4s ease infinite; border-radius: var(--radius-sm); }
@keyframes shimmer { 0% { background-position: 100% 50%; } 100% { background-position: 0 50%; } }

@media (max-width: 420px) {
  .app-header .title { font-size: 14px; }
  .stat-banner .value { font-size: 22px; }
}