:root {
  --bg: #f7f5f0;
  --panel: #fffdf9;
  --panel-strong: #f1eee7;
  --line: #e4dfd5;
  --text: #1f1f1d;
  --muted: #686562;
  --green: #1f6f66;
  --green-soft: rgba(31, 111, 102, 0.12);
  --terracotta: #b5502f;
  --terracotta-soft: rgba(181, 80, 47, 0.12);
  --shadow: 0 12px 28px rgba(15, 19, 17, 0.08);
  --chip: #ece7df;
  --danger: #b74b2f;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #161b1b;
    --panel: #1a221f;
    --panel-strong: #1e2a28;
    --line: #2f3a38;
    --text: #edf3f1;
    --muted: #afc3be;
    --green: #5bc9b8;
    --green-soft: rgba(91, 201, 184, 0.12);
    --terracotta: #e88b67;
    --terracotta-soft: rgba(232, 139, 103, 0.12);
    --chip: #232c2a;
    --danger: #ff8d63;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; min-height: 100%; background: var(--bg); color: var(--text); font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; }
body { display: flex; justify-content: center; }
button, input, select { font: inherit; }
button { cursor: pointer; }

.app-shell {
  width: min(100%, 560px);
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1rem 0.75rem;
  background: rgba(247, 245, 240, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
@media (prefers-color-scheme: dark) {
  .topbar { background: rgba(22, 27, 27, 0.92); }
}
.brand-wrap { display: flex; align-items: center; gap: 0.55rem; }
.brand-icon { display: inline-flex; width: 2rem; height: 2rem; border-radius: 0.75rem; align-items: center; justify-content: center; background: var(--green-soft); color: var(--green); font-size: 1.2rem; }
.topbar h1 { margin: 0; font-size: 1.1rem; }
.user-strip { display: flex; align-items: center; gap: 0.5rem; }
.user-strip span { font-size: 0.9rem; font-weight: 600; }
.link-button { background: transparent; border: 0; color: var(--muted); }

.tabs {
  position: sticky;
  bottom: 0;
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.25rem;
  padding: 0.5rem 0.75rem 0.9rem;
  background: var(--bg);
  border-top: 1px solid var(--line);
  box-shadow: 0 -6px 18px rgba(0,0,0,0.04);
}
.tab {
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--muted);
  border-radius: 999px;
  padding: 0.7rem 0.75rem;
  font-weight: 600;
}
.tab.is-active {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.main-panel { padding: 0.8rem 0.9rem 5rem; }
.tab-panel { display: none; }
.tab-panel.is-active { display: block; }

.month-bar {
  display: flex; align-items: center; justify-content: center; gap: 0.8rem; margin: 0.3rem 0 1rem;
}
.month-bar button {
  width: 2.1rem; height: 2.1rem; border: 1px solid var(--line); border-radius: 50%; background: var(--panel); color: var(--text); font-size: 1.3rem;
}
#mes-texto { font-weight: 700; }

.summary-grid {
  display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0.7rem; margin-bottom: 1rem;
}
.summary-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1rem;
  padding: 0.8rem 0.85rem;
  display: flex; flex-direction: column; gap: 0.4rem;
  box-shadow: var(--shadow);
}
.summary-card span { font-size: 0.8rem; color: var(--muted); }
.summary-card strong { font-size: 1.12rem; font-variant-numeric: tabular-nums; }
.summary-card.success strong { color: var(--green); }
.summary-card.danger strong, .summary-card.danger-alt strong { color: var(--terracotta); }
.summary-card.neutral strong { color: var(--text); }
.summary-card.negative strong { color: var(--danger); }

.category-box, .panel-list, .numbers-box, .meta-form, .meta-card {
  background: var(--panel);
  border-radius: 1rem;
  border: 1px solid var(--line);
  padding: 0.9rem;
  box-shadow: var(--shadow);
}
.category-box { margin-bottom: 1rem; }
.category-box h2 { margin: 0 0 0.8rem; font-size: 1rem; }
.category-bar { display: flex; gap: 0.4rem; min-height: 1.1rem; overflow: hidden; border-radius: 999px; background: var(--panel-strong); }
.category-fill { height: 1.1rem; border-radius: 999px; }
.category-fill.green { background: var(--green); }
.category-fill.terracotta { background: var(--terracotta); }

.list-head { display: flex; align-items: center; justify-content: space-between; margin: 0 0 0.8rem; }
.list-head h2 { margin: 0; font-size: 1rem; }
.fab {
  width: 2.8rem; height: 2.8rem; border-radius: 50%; border: 0; background: var(--green); color: #fff; font-size: 2rem; line-height: 1; box-shadow: var(--shadow);
}
.movements-list { display: flex; flex-direction: column; gap: 0.7rem; }
.movement-item {
  display: flex; align-items: center; justify-content: space-between; gap: 0.8rem; width: 100%; background: transparent; border: 1px solid var(--line); border-radius: 0.9rem; padding: 0.75rem 0.8rem; text-align: left; color: var(--text);
}
.movement-item .meta { display: flex; flex-direction: column; gap: 0.2rem; min-width: 0; }
.movement-item .row-1, .movement-item .row-2 { display: flex; align-items: center; gap: 0.45rem; }
.movement-item .date { font-size: 0.72rem; color: var(--muted); }
.movement-item .desc { font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.movement-item .cat { font-size: 0.72rem; color: var(--muted); }
.movement-item .person { font-size: 0.7rem; font-weight: 600; background: var(--chip); padding: 0.18rem 0.45rem; border-radius: 999px; }
.movement-item .amount { font-weight: 700; font-variant-numeric: tabular-nums; }
.movement-item.income .amount { color: var(--green); }
.movement-item.expense .amount { color: var(--terracotta); }
.movement-item .chat-badge { font-size: 0.62rem; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 0.12rem 0.35rem; }

.status-box { border-radius: 0.9rem; padding: 0.8rem; margin-bottom: 0.7rem; background: var(--panel-strong); color: var(--text); }
.is-hidden { display: none; }
.status-box.error { border: 1px solid rgba(181, 80, 47, 0.25); }

.meta-summary { display: flex; justify-content: space-between; align-items: center; margin-bottom: 0.8rem; }
.meta-summary h2 { margin: 0; font-size: 1rem; }
.meta-summary strong { font-size: 1.3rem; }
.metas-list { display: flex; flex-direction: column; gap: 0.8rem; }
.meta-card { display: flex; flex-direction: column; gap: 0.7rem; }
.meta-head { display: flex; justify-content: space-between; gap: 0.75rem; align-items: center; }
.meta-head h3 { margin: 0; font-size: 1rem; }
.meta-meta { display: flex; gap: 0.55rem; flex-wrap: wrap; align-items: center; }
.meta-chip { background: var(--chip); border-radius: 999px; padding: 0.18rem 0.5rem; font-size: 0.7rem; }
.meta-progress { width: 100%; height: 0.8rem; background: var(--panel-strong); border-radius: 999px; overflow: hidden; }
.meta-progress > span { display: block; height: 100%; background: linear-gradient(90deg, var(--green), #2e907b); }
.meta-actions { display: flex; gap: 0.5rem; }
.small-button, .danger-button, .primary-button { border-radius: 999px; padding: 0.55rem 0.8rem; border: 1px solid var(--line); background: var(--panel); color: var(--text); }
.primary-button { border-color: var(--green); background: var(--green); color: #fff; }
.danger-button { border-color: rgba(181, 80, 47, 0.4); background: rgba(181, 80, 47, 0.08); color: var(--danger); }
.meta-form { margin-top: 1rem; display: flex; flex-direction: column; gap: 0.7rem; }
.meta-form h3 { margin: 0; font-size: 1rem; }
.meta-form input, .meta-form select, .field-label input, .field-label select { width: 100%; border: 1px solid var(--line); background: var(--panel-strong); color: var(--text); border-radius: 0.8rem; padding: 0.72rem 0.8rem; }
.meta-form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.6rem; }

.numbers-box { margin-bottom: 1rem; }
.numbers-box h2 { margin: 0 0 0.7rem; font-size: 1rem; }
#chart-svg { width: 100%; height: 180px; border-radius: 1rem; background: linear-gradient(180deg, rgba(31,111,102,0.05), transparent); }
.simple-list { margin: 0; padding-left: 1.1rem; display: flex; flex-direction: column; gap: 0.4rem; }
.simple-list li { color: var(--text); }

#movimiento-dialog { width: min(92vw, 420px); border: 1px solid var(--line); border-radius: 1rem; background: var(--panel); color: var(--text); padding: 0; }
#movimiento-dialog::backdrop { background: rgba(17, 18, 18, 0.45); }
#movimiento-form { display: flex; flex-direction: column; gap: 0.8rem; padding: 1rem; }
.dialog-header { display: flex; align-items: center; justify-content: space-between; }
.dialog-header h2 { margin: 0; font-size: 1.1rem; }
.close-button { border: 0; appearance: none; background: transparent; font-size: 1.5rem; color: var(--muted); }
.field-label { display: flex; flex-direction: column; gap: 0.35rem; font-weight: 600; }
.segment-group { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.35rem; }
.segment { border-radius: 999px; border: 1px solid var(--line); background: var(--panel-strong); color: var(--text); padding: 0.6rem 0.4rem; }
.segment.active { background: var(--green); color: #fff; border-color: var(--green); }
.dialog-actions { display: flex; justify-content: space-between; gap: 0.6rem; margin-top: 0.3rem; }
.hidden { display: none; }

.login-page { display: grid; place-items: center; min-height: 100vh; background: var(--bg); }
.login-card {
  width: min(92vw, 400px);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 1.2rem;
  padding: 1.5rem;
  box-shadow: var(--shadow);
}
.login-card h1 { margin-top: 0; margin-bottom: 1rem; text-align: center; }
.persona-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0.8rem; margin-bottom: 1rem; }
.persona-btn { border: 1px solid var(--line); background: var(--panel-strong); color: var(--text); padding: 0.9rem 0.6rem; border-radius: 0.9rem; font-weight: 700; }
.persona-btn.is-selected { border-color: var(--green); background: var(--green-soft); color: var(--green); }
.pin-form { display: flex; flex-direction: column; gap: 0.8rem; }
.pin-form input { border: 1px solid var(--line); background: var(--panel-strong); color: var(--text); border-radius: 0.9rem; padding: 0.8rem; font-size: 1rem; }
.login-error { min-height: 1.2rem; margin: 0; color: var(--danger); }

@media (min-width: 600px) {
  .app-shell { border-left: 1px solid var(--line); border-right: 1px solid var(--line); }
}
[hidden] { display: none !important; }
.person:empty { display: none; }