:root {
  --bg: #0d0f10; --bg-card: #161a1c; --bg-card-2: #1d2225;
  --fg: #d7d4cc; --fg-dim: #8a8780;
  --amber: #ffb43a; --amber-dim: #b87f1a;
  --green: #5fd17b; --red: #ff5757;
  --line: #2a2f33;
  --mono: ui-monospace, 'SF Mono', 'JetBrains Mono', Consolas, monospace;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body { background: var(--bg); color: var(--fg); font: 15px/1.45 system-ui, -apple-system, 'Segoe UI', sans-serif; min-height: 100vh; }
a { color: var(--amber); text-decoration: none; }
a:hover { text-decoration: underline; }
code { font-family: var(--mono); color: var(--fg-dim); }

/* Login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px; }
.login-card { background: var(--bg-card); border: 1px solid var(--line); padding: 32px 28px; border-radius: 8px; width: min(360px, 100%); }
.login-card h1 { margin: 0 0 4px; font-family: var(--mono); font-size: 22px; color: var(--amber); letter-spacing: 1px; }
.login-card h1 .dot { color: var(--fg-dim); margin: 0 4px; }
.login-card .sub { margin: 0 0 22px; color: var(--fg-dim); font-size: 13px; }
.login-card input, .login-card button { width: 100%; padding: 11px 13px; border: 1px solid var(--line); border-radius: 5px; background: var(--bg); color: var(--fg); font: inherit; margin-bottom: 10px; }
.login-card input:focus { outline: none; border-color: var(--amber-dim); }
.login-card button { background: var(--amber); color: #1a1300; font-weight: 600; border: none; cursor: pointer; margin-top: 4px; }
.login-card button:hover { background: #ffc25c; }
.login-card .err { color: var(--red); font-size: 13px; margin-top: 8px; }

/* Topbar */
.topbar { display: flex; justify-content: space-between; align-items: center; padding: 14px 22px; border-bottom: 1px solid var(--line); background: linear-gradient(180deg, #131618, var(--bg)); }
.brand { font-family: var(--mono); color: var(--amber); letter-spacing: 1px; font-size: 18px; }
.brand span { color: var(--fg-dim); }
.topbar .meta { display: flex; gap: 16px; align-items: center; font-size: 13px; color: var(--fg-dim); }
.topbar .logout { color: var(--fg-dim); }
.topbar .logout:hover { color: var(--amber); }

/* Summary section */
.summary-section {
  max-width: 1400px;
  margin: 20px auto 0;
  padding: 16px 22px;
}
.summary-section h2 {
  margin: 0 0 10px;
  font-size: 14px;
  font-weight: 500;
  color: var(--amber);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hint-text { color: var(--fg-dim); font-weight: 300; text-transform: none; letter-spacing: 0; font-family: system-ui; }
.summary-canvas-wrap {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  height: 220px;
}
.oscillation-canvas-wrap {
  height: 340px;
  margin-top: 10px;
}
#oscillation-range-tabs {
  max-width: 620px;
  flex-wrap: wrap;
}
.sub-h2 {
  margin: 18px 0 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--amber);
  font-family: var(--mono);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.oscillation-sub-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
@media (max-width: 900px) {
  .oscillation-sub-grid { grid-template-columns: 1fr; }
}
.oscillation-sub-canvas-wrap {
  height: 220px;
}
#oscillation-period-stats {
  padding: 8px 4px 0;
}

/* Grid kart */
.grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  padding: 20px;
  max-width: 1400px;
  margin: 0 auto;
}
@media (max-width: 900px) {
  .grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .grid { grid-template-columns: 1fr; }
}
.loading { grid-column: 1 / -1; text-align: center; padding: 60px 20px; color: var(--fg-dim); }
.loading.err { color: var(--red); }

/* Karta */
.card { background: var(--bg-card); border: 1px solid var(--line); border-radius: 8px; padding: 16px; display: flex; flex-direction: column; gap: 10px; transition: border-color .2s; }
.card:hover { border-color: #353a3e; }
.card.offline { opacity: 0.55; }
.card header { display: flex; justify-content: space-between; align-items: center; }
.card .name { font-weight: 600; font-size: 16px; color: var(--fg); }
.card .model { font-size: 12px; color: var(--fg-dim); }
.card .model code { font-size: 11px; }
.card .status { display: flex; align-items: center; gap: 6px; font-size: 12px; color: var(--fg-dim); }
.card .status .dot { width: 8px; height: 8px; border-radius: 50%; }
.card .status .dot.on { background: var(--green); box-shadow: 0 0 6px var(--green); }
.card .status .dot.off { background: var(--red); }

.badge { display: inline-block; font-size: 10px; font-family: var(--mono); padding: 1px 6px; border-radius: 3px; margin-left: 6px; vertical-align: middle; font-weight: normal; }
.badge.mqtt { background: rgba(95, 209, 123, 0.15); color: var(--green); border: 1px solid rgba(95, 209, 123, 0.3); }

/* SoC */
.soc { display: flex; align-items: center; gap: 10px; margin: 4px 0 2px; }
.soc-bar { flex: 1; height: 10px; background: var(--bg-card-2); border-radius: 5px; overflow: hidden; border: 1px solid var(--line); }
.soc-fill { height: 100%; transition: width .4s; }
.soc-fill.ok { background: #5fd17b; }
.soc-fill.mid { background: #ffb43a; }
.soc-fill.low { background: #ff5757; }
.soc-val { font-family: var(--mono); font-size: 13px; min-width: 44px; text-align: right; }

/* SoC powiększony (Stream) – osobny widget, bez polegania na specificity */
.soc-big-display {
  display: block;
  margin: 10px 0 6px;
}
.soc-big-val {
  font-family: var(--mono);
  font-size: 38px;
  font-weight: 700;
  text-align: center;
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -1px;
}
.soc-big-val.ok  { color: #5fd17b; }
.soc-big-val.mid { color: #ffb43a; }
.soc-big-val.low { color: #ff5757; }
.soc-big-pct {
  font-size: 0.55em;
  opacity: 0.7;
  margin-left: 3px;
  font-weight: 500;
}
.soc-big-display .soc-bar {
  height: 12px;
  border-radius: 6px;
}

/* Wiersze */
.row { display: flex; justify-content: space-between; padding: 4px 0; border-top: 1px dashed var(--line); font-size: 14px; }
.row span { color: var(--fg-dim); }
.row b { color: var(--fg); font-weight: 500; font-family: var(--mono); }
.row b.chg { color: var(--green); }
.row b.dis { color: var(--amber); }
.row b.pv  { color: #ffd66b; }
.row b.on-text { color: var(--green); }
.row.sub { font-size: 12px; color: var(--fg-dim); padding: 2px 0; border-top-style: dotted; }
.row.sub b { color: var(--fg-dim); font-weight: 400; }

/* "Big" */
.big { font-family: var(--mono); font-size: 28px; color: var(--amber); text-align: center; padding: 8px 0; }
.big.chg { color: var(--green); }
.big.dis { color: var(--amber); }
.big-sub { display: block; font-size: 12px; font-family: system-ui; color: var(--fg-dim); margin-top: 2px; letter-spacing: 0.5px; }

/* Tabela faz */
table.phases { width: 100%; border-collapse: collapse; font-family: var(--mono); font-size: 13px; margin: 4px 0; }
table.phases th, table.phases td { padding: 5px 4px; text-align: right; border-bottom: 1px dashed var(--line); }
table.phases thead th { color: var(--fg-dim); font-weight: 400; font-size: 11px; text-transform: uppercase; letter-spacing: 0.5px; border-bottom-style: solid; }
table.phases thead th:first-child { text-align: left; }
table.phases tbody th { text-align: left; color: var(--amber); font-weight: 600; }

/* Inne */
.api-error { background: rgba(255,87,87,0.08); border: 1px solid rgba(255,87,87,0.3); border-radius: 4px; padding: 10px 12px; font-size: 13px; color: #ffb0b0; line-height: 1.4; }
.hint { font-size: 13px; color: var(--fg-dim); padding: 8px 4px; line-height: 1.5; }

/* Sekcja wykresu */
.chart-section { margin-top: 6px; }
.chart-toggle {
  width: 100%;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--fg-dim);
  padding: 6px 10px;
  border-radius: 5px;
  font: inherit; font-size: 12px;
  cursor: pointer;
  transition: all .15s;
}
.chart-toggle:hover { border-color: var(--amber-dim); color: var(--amber); }
.chart-panel { margin-top: 10px; }

.range-tabs {
  display: flex; gap: 4px;
  margin-bottom: 8px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 5px;
  padding: 3px;
}
.range-tab {
  flex: 1;
  background: transparent;
  border: none;
  color: var(--fg-dim);
  padding: 5px 8px;
  border-radius: 3px;
  font: inherit; font-size: 11px;
  cursor: pointer;
}
.range-tab:hover { color: var(--fg); }
.range-tab.active { background: var(--bg-card-2); color: var(--amber); }

#oscillation-manual-refresh { max-width: 220px; margin-bottom: 10px; }

.chart-canvas-wrap { height: 200px; position: relative; }

/* Widget statystyk energii kWh */
.energy-stats {
  margin: 8px 0 2px;
  padding: 10px;
  background: var(--bg-card-2);
  border: 1px solid var(--line);
  border-radius: 6px;
}
.energy-stats + .energy-stats { margin-top: 6px; }
.energy-stats-label {
  font-size: 10px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-family: var(--mono);
}
.energy-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 8px;
}
.es-cell { text-align: center; }
.es-cap {
  font-size: 10px;
  color: var(--fg-dim);
  margin-bottom: 2px;
}
.es-val {
  font-family: var(--mono);
  font-size: 14px;
  color: #ffd66b;
  font-weight: 600;
}
/* Kolorowanie widgetów po polu jakie prezentują */
.kind-meter .energy-stats[data-field="kwh_pos"] .es-val { color: #ff9f5a; }  /* Import - amber */
.kind-meter .energy-stats[data-field="kwh_neg"] .es-val { color: #ff5757; }  /* Eksport - czerwony (niepożądany) */

.raw { margin-top: 6px; font-size: 12px; }
.raw summary { cursor: pointer; color: var(--fg-dim); user-select: none; padding: 4px 0; }
.raw summary:hover { color: var(--amber); }
.raw pre { background: var(--bg); border: 1px solid var(--line); border-radius: 4px; padding: 10px; max-height: 240px; overflow: auto; font-size: 11px; color: var(--fg-dim); }

.foot { text-align: center; font-size: 12px; color: var(--fg-dim); padding: 24px 16px 32px; }

/* ---------- Kafelki (kafelki.php) ---------- */
.tiles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: 14px;
  padding: 20px 22px;
  max-width: 1280px;
  margin: 0 auto;
}
.tile {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px 18px 15px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 118px;
}
.tile-label {
  font-size: 12px;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.6px;
  display: flex;
  align-items: center;
  gap: 7px;
}
.tile-icon { color: var(--amber-dim); font-size: 14px; }
.tile-value {
  font-family: var(--mono);
  font-size: 30px;
  font-weight: 650;
  color: var(--fg);
  line-height: 1.1;
  margin-top: auto;
}
.tile-value-dim { color: var(--fg-dim); font-weight: 400; }
.tile-sub { font-size: 12px; color: var(--fg-dim); }
.tile-sub b { color: var(--fg); font-family: var(--mono); font-weight: 600; }
.tile-off { color: var(--red); }

/* Kolory semantyczne - te same co na kartach pełnego dashboardu */
.tile-import .tile-value { color: #ff9f5a; }   /* import z sieci - amber */
.tile-export .tile-value { color: #ff5757; }   /* eksport - czerwony (niepożądany) */
.tile-pv .tile-value     { color: var(--green); }
.tile-chg .tile-value    { color: var(--green); }  /* ładowanie baterii */
.tile-dis .tile-value    { color: #ff9f5a; }        /* rozładowanie */

@media (max-width: 520px) {
  .tiles-grid { grid-template-columns: 1fr 1fr; padding: 14px; gap: 10px; }
  .tile { padding: 13px 13px 11px; min-height: 96px; }
  .tile-value { font-size: 22px; }
}