:root {
  color-scheme: light;
  --bg: #f1f8f3;
  --bg2: #e1f0e5;
  --ink: #075d2d;
  --muted: #4c8063;
  --glass: rgba(255,255,255,.58);
  --strong: rgba(248,255,250,.78);
  --field: rgba(255,255,255,.74);
  --line: rgba(32,142,78,.2);
  --accent: #0b8f44;
  --accent2: #066a33;
  --danger: #c43f54;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--ink);
}

html[data-theme="dark"] {
  color-scheme: dark;
  --bg: #000;
  --bg2: #020b05;
  --ink: #3dff78;
  --muted: #22ae51;
  --glass: rgba(0,18,7,.24);
  --strong: rgba(0,14,5,.5);
  --field: rgba(0,10,4,.78);
  --line: rgba(52,255,112,.25);
  --accent: #20e963;
  --accent2: #087d35;
  --danger: #ff657a;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; max-width: 100%; }
body { margin: 0; color: var(--ink); background: var(--bg); }
button, input, select { font: inherit; }

.matrix-rain { position: fixed; inset: 0; z-index: 0; display: none; width: 100%; height: 100%; pointer-events: none; opacity: .7; }
html[data-theme="dark"] .matrix-rain { display: block; }

.shell {
  position: relative;
  z-index: 1;
  min-height: 100dvh;
  padding: 22px;
  background:
    radial-gradient(circle at 8% 4%, rgba(34,188,91,.2), transparent 34%),
    radial-gradient(circle at 90% 12%, rgba(52,221,112,.14), transparent 30%),
    radial-gradient(circle at 55% 95%, rgba(18,128,65,.15), transparent 34%),
    linear-gradient(145deg, var(--bg), var(--bg2));
  background-attachment: fixed;
}
html[data-theme="dark"] .shell { background: radial-gradient(circle at 50% -10%, rgba(24,255,92,.1), transparent 42%); }

.page { width: min(1120px, 100%); min-width: 0; margin: 0 auto; display: grid; gap: 16px; }
.glass,
.topbar,
.login-card {
  border: 1px solid var(--line);
  background: linear-gradient(145deg, var(--glass), color-mix(in srgb, var(--glass) 62%, transparent));
  box-shadow: 0 24px 70px rgba(0,0,0,.16), inset 0 1px 0 rgba(255,255,255,.2);
  backdrop-filter: blur(18px) saturate(130%);
  -webkit-backdrop-filter: blur(18px) saturate(130%);
}
html[data-theme="dark"] .glass,
html[data-theme="dark"] .topbar,
html[data-theme="dark"] .login-card { backdrop-filter: blur(4px) saturate(115%); -webkit-backdrop-filter: blur(4px) saturate(115%); }

.topbar {
  position: sticky;
  top: 12px;
  z-index: 30;
  min-height: 58px;
  padding: 8px 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 22px;
}
.nav-button,
.theme-toggle {
  width: 44px;
  height: 42px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 14px;
  color: var(--muted);
  background: transparent;
  text-decoration: none;
  cursor: pointer;
}
.nav-button svg { width: 24px; height: 24px; fill: currentColor; }
.nav-button.ruble { font-size: 26px; font-weight: 700; }
.nav-button:hover,
.theme-toggle:hover,
.nav-button.active { color: var(--ink); border-color: var(--line); background: rgba(255,255,255,.16); }
.theme-toggle { font-size: 22px; }

.panel { width: 100%; min-width: 0; max-width: 100%; padding: 22px; border-radius: 28px; overflow: hidden; }
.panel-head { margin-bottom: 18px; display: flex; align-items: start; justify-content: space-between; gap: 15px; }
.panel-head h1 { margin: 0; font-size: clamp(25px, 5vw, 36px); line-height: 1; }
.panel-head p { margin: 8px 0 0; color: var(--muted); font-size: 13px; }
.badge { padding: 7px 10px; border-radius: 999px; color: var(--muted); background: rgba(255,255,255,.14); font-size: 12px; font-weight: 750; white-space: nowrap; }

.summary-grid { margin-bottom: 16px; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; }
.summary-card { min-width: 0; padding: 16px; border-radius: 20px; }
.summary-card span, .summary-card small { display: block; color: var(--muted); font-size: 12px; }
.summary-card strong { display: block; margin: 7px 0 3px; overflow: hidden; text-overflow: ellipsis; font-size: clamp(20px,4vw,29px); white-space: nowrap; }

.latest-meter-line {
  margin-bottom: 16px;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  align-items: center;
  border-radius: 19px;
}
.latest-meter-line span { min-width: 0; }
.latest-meter-line small { display: block; margin-bottom: 4px; color: var(--muted); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.latest-meter-line strong { display: block; overflow: hidden; text-overflow: ellipsis; font-size: 15px; white-space: nowrap; }
.latest-meter-line .latest-total { text-align: right; }
.latest-meter-line .latest-total strong { color: var(--accent); }

.entry-form { display: grid; gap: 12px; }
.form-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; }
.form-grid.readings { grid-template-columns: repeat(5,minmax(0,1fr)); }
.form-grid.tariffs { grid-template-columns: repeat(6,minmax(0,1fr)); }
label { min-width: 0; display: grid; gap: 7px; color: var(--muted); font-size: 12px; font-weight: 700; }
input {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: 12px 13px;
  outline: none;
  color: var(--ink);
  background: var(--field);
}
select {
  width: 100%;
  min-width: 0;
  border: 1px solid var(--line);
  border-radius: 15px;
  padding: 12px 13px;
  outline: none;
  color: var(--ink);
  background: var(--field);
}
input[type="date"] { display: block; min-width: 0; max-width: 100%; inline-size: 100%; -webkit-min-logical-width: 0; }
input[type="date"]::-webkit-date-and-time-value { min-width: 0; text-align: left; }
input:focus { border-color: var(--accent); box-shadow: 0 0 0 4px color-mix(in srgb,var(--accent) 18%,transparent); }
.fieldset { padding: 14px; border: 1px solid var(--line); border-radius: 20px; background: rgba(255,255,255,.08); }
.fieldset legend { padding: 0 8px; color: var(--ink); font-size: 13px; font-weight: 800; }
.tariff-control { display: flex; align-items: center; justify-content: flex-end; gap: 8px; color: var(--muted); font-size: 12px; font-weight: 800; }
button.icon-edit svg { width: 19px; height: 19px; fill: currentColor; }
.button, button.primary, button.secondary, button.danger {
  border: 0;
  border-radius: 15px;
  padding: 12px 16px;
  color: #fff;
  background: linear-gradient(135deg,var(--accent),var(--accent2));
  font-weight: 800;
  cursor: pointer;
  text-align: center;
  text-decoration: none;
}
button.secondary { color: var(--ink); background: rgba(255,255,255,.16); border: 1px solid var(--line); }
button.secondary.icon-edit {
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg,var(--accent),var(--accent2));
  box-shadow: 0 8px 24px color-mix(in srgb,var(--accent) 28%,transparent), inset 0 1px 0 rgba(255,255,255,.28);
}
button.danger { background: var(--danger); }
.form-actions { display: flex; justify-content: flex-end; gap: 9px; }
.message { margin: 0 0 14px; padding: 11px 13px; border-radius: 15px; color: var(--ink); background: color-mix(in srgb,var(--accent) 12%,transparent); }
.message.error { color: var(--danger); background: color-mix(in srgb,var(--danger) 12%,transparent); }

.history { width: 100%; min-width: 0; max-width: 100%; margin-top: 18px; display: grid; gap: 8px; }
.history-row { padding: 13px 4px; display: grid; grid-template-columns: minmax(120px,.8fr) repeat(3,minmax(90px,.8fr)) minmax(100px,.8fr); gap: 10px; align-items: center; border-top: 1px solid var(--line); }
.history-row:first-child { border-top: 0; }
.history-row.header { color: var(--muted); font-size: 11px; font-weight: 800; text-transform: uppercase; }
.history-row strong, .history-row span { min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.history-row small { display: block; margin-top: 3px; color: var(--muted); }
.money { text-align: right; font-variant-numeric: tabular-nums; }

.meter-history-row { grid-template-columns: minmax(130px,1fr) repeat(6,minmax(70px,.65fr)) minmax(105px,.8fr); }
.meter-history-row .total { color: var(--accent); font-weight: 850; }

.finance-summary-line {
  margin-bottom: 12px;
  padding: 12px 14px;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  border-radius: 19px;
}
.finance-summary-line span { min-width: 0; }
.finance-summary-line small { display: block; margin-bottom: 4px; color: var(--muted); font-size: 10px; font-weight: 800; text-transform: uppercase; }
.finance-summary-line strong { display: block; overflow: hidden; text-overflow: ellipsis; font-size: 15px; white-space: nowrap; }
.finance-summary-line span:nth-child(n+2) { text-align: right; }
.add-record-row { display: flex; justify-content: flex-start; margin-bottom: 12px; }
.add-record-button {
  width: 42px;
  height: 42px;
  padding: 0;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  color: #fff;
  background: linear-gradient(145deg,var(--accent),var(--accent2));
  box-shadow: 0 8px 24px color-mix(in srgb,var(--accent) 28%,transparent), inset 0 1px 0 rgba(255,255,255,.28);
  font-size: 25px;
  font-weight: 500;
  line-height: 1;
  cursor: pointer;
}
.finance-fields { display: grid; grid-template-columns: minmax(140px,.8fr) minmax(170px,1fr) minmax(130px,.8fr) minmax(180px,1.2fr); gap: 10px; }
.finance-history { margin-top: 18px; display: grid; }
.finance-history-row { padding: 12px 2px; display: grid; grid-template-columns: minmax(125px,.8fr) minmax(0,1.6fr) minmax(120px,.8fr); gap: 12px; align-items: center; border-top: 1px solid var(--line); }
.finance-history-row:first-child { border-top: 0; }
.finance-history-row span, .finance-history-row strong { min-width: 0; }
.finance-history-row small { display: block; margin-top: 3px; overflow: hidden; color: var(--muted); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.finance-history-row .positive { color: var(--accent); }
.finance-history-row .negative { color: var(--danger); }

.profile { display: grid; gap: 15px; }
.profile-card { padding: 18px; display: grid; grid-template-columns: 58px minmax(0,1fr); gap: 14px; align-items: center; border-radius: 22px; }
.avatar { width: 58px; height: 58px; display: grid; place-items: center; border-radius: 19px; color: #fff; background: linear-gradient(145deg,var(--accent),var(--accent2)); font-size: 25px; font-weight: 900; }
.profile-card h2, .profile-card p { margin: 0; }
.profile-card p { margin-top: 5px; color: var(--muted); font-size: 13px; }
.collapsible[hidden] { display: none; }

.legacy { margin-top: 18px; }
.legacy summary { cursor: pointer; color: var(--muted); font-weight: 750; }
.legacy-list { margin-top: 12px; display: grid; gap: 0; }
.legacy-row { padding: 9px 2px; display: grid; grid-template-columns: 52px minmax(0,1fr) auto; gap: 10px; border-top: 1px solid var(--line); font-size: 13px; }
.legacy-row span:first-child { color: var(--muted); }

.login-shell { min-height: calc(100dvh - 44px); display: grid; place-items: center; }
.login-card { width: min(320px,100%); padding: 16px; border-radius: 22px; }
.login-card form { display: grid; gap: 9px; }
.login-card input { padding: 10px 12px; border-radius: 13px; }
.login-card button.primary { padding: 10px 14px; border-radius: 13px; }
.login-card .message { margin-bottom: 9px; }

@media (max-width: 850px) {
  .form-grid.readings { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .form-grid.tariffs { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .history { overflow-x: auto; overscroll-behavior-x: contain; }
  .history-row { min-width: 760px; }
  .summary-grid { grid-template-columns: 1fr; }
  .finance-fields { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .finance-date, .finance-comment { grid-column: 1 / -1; }
}

@media (max-width: 600px) {
  .shell { padding: 12px; }
  .topbar { top: 8px; border-radius: 19px; }
  .panel { padding: 18px 14px; border-radius: 23px; }
  .panel-head { align-items: center; }
  .panel-head p { display: none; }
  .form-grid, .form-grid.readings, .form-grid.tariffs { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .form-grid > label, .finance-fields > label { min-width: 0; overflow: hidden; }
  .form-grid label:first-child:last-child { grid-column: 1/-1; }
  input, select { font-size: 16px; }
  .finance-summary-line { padding: 9px 8px; gap: 4px; }
  .finance-summary-line small { min-height: 20px; font-size: 8px; line-height: 1.2; }
  .finance-summary-line strong { font-size: 11px; }
  .finance-history-row { grid-template-columns: minmax(100px,.8fr) minmax(0,1.3fr) minmax(95px,.8fr); gap: 8px; }
  .form-actions > * { flex: 1; }
  .login-card { padding: 14px; }
}

@media (prefers-reduced-motion: reduce) { .matrix-rain { display: none !important; } }