/*
 * Personal Finance PWA — iOS-styled mobile dashboard.
 * Designed for 390-430px viewport. Uses safe-area insets and avoids
 * any horizontal scroll except inside explicitly scrollable chip rows.
 */

:root {
  --bg: #f2f2f7;
  --bg-elevated: #ffffff;
  --bg-secondary: #f9f9fb;
  --separator: rgba(60, 60, 67, 0.12);
  --separator-strong: rgba(60, 60, 67, 0.2);
  --text-primary: #1c1c1e;
  --text-secondary: #6e6e73;
  --text-tertiary: #aeaeb2;
  --accent: #0a84ff;
  --green: #1ea64b;
  --green-soft: rgba(30, 166, 75, 0.12);
  --red: #d53d3d;
  --red-soft: rgba(213, 61, 61, 0.12);
  --orange: #ff9500;
  --tab-bar-bg: rgba(242, 242, 247, 0.85);
  --header-bg: rgba(242, 242, 247, 0.85);
  --shadow-card: 0 1px 0 rgba(0, 0, 0, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #000000;
    --bg-elevated: #1c1c1e;
    --bg-secondary: #2c2c2e;
    --separator: rgba(84, 84, 88, 0.4);
    --separator-strong: rgba(84, 84, 88, 0.6);
    --text-primary: #ffffff;
    --text-secondary: #98989f;
    --text-tertiary: #6e6e73;
    --accent: #0a84ff;
    --green: #30d158;
    --green-soft: rgba(48, 209, 88, 0.18);
    --red: #ff453a;
    --red-soft: rgba(255, 69, 58, 0.18);
    --orange: #ff9f0a;
    --tab-bar-bg: rgba(28, 28, 30, 0.85);
    --header-bg: rgba(0, 0, 0, 0.85);
    --shadow-card: none;
  }
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}

html, body {
  margin: 0;
  padding: 0;
  overflow-x: hidden;
}

html {
  background: var(--bg);
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC",
    "Helvetica Neue", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.4;
  color: var(--text-primary);
  background: var(--bg);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  touch-action: manipulation;
}

button, input {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* --------- Header --------- */
.app-header {
  position: sticky;
  top: 0;
  z-index: 10;
  padding: calc(env(safe-area-inset-top) + 8px) 20px 10px;
  background: var(--header-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 0.5px solid var(--separator);
}

.title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.app-header h1 {
  font-size: 22px;
  font-weight: 700;
  margin: 0;
  letter-spacing: -0.2px;
}

.sync-status {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.ghost-btn {
  appearance: none;
  background: transparent;
  border: none;
  padding: 6px;
  border-radius: 12px;
  color: var(--accent);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ghost-btn:active {
  background: var(--separator);
}

.ghost-btn.spinning svg {
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

/* --------- Main content --------- */
.content {
  flex: 1;
  padding: 16px 16px calc(env(safe-area-inset-bottom) + 84px);
}

.tab-pane {
  display: block;
}

.tab-pane[hidden] {
  display: none;
}

/* --------- Hero net worth block --------- */
.hero {
  padding: 12px 4px 18px;
  text-align: left;
}

.hero.compact {
  padding-bottom: 8px;
}

.hero-label {
  font-size: 13px;
  color: var(--text-secondary);
  font-weight: 500;
  letter-spacing: 0.2px;
  text-transform: none;
}

.hero-amount {
  font-size: 36px;
  font-weight: 700;
  letter-spacing: -0.8px;
  margin: 4px 0 8px;
  font-variant-numeric: tabular-nums;
  word-break: keep-all;
}

.hero-deltas {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 10px;
  align-items: center;
}

.delta {
  font-size: 13px;
  color: var(--text-secondary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 999px;
  background: var(--bg-secondary);
  border: 0.5px solid var(--separator);
  font-variant-numeric: tabular-nums;
}

.delta.pos {
  color: var(--green);
  background: var(--green-soft);
  border-color: transparent;
}

.delta.neg {
  color: var(--red);
  background: var(--red-soft);
  border-color: transparent;
}

/* --------- Range tabs --------- */
.range-tabs {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: 1fr;
  gap: 4px;
  background: var(--bg-secondary);
  border-radius: 10px;
  padding: 3px;
  margin: 8px 0 16px;
  border: 0.5px solid var(--separator);
}

.range-tabs[hidden] {
  display: none;
}

.range-btn {
  appearance: none;
  border: none;
  background: transparent;
  padding: 7px 0;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
}

.range-btn.active {
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-weight: 600;
  box-shadow: var(--shadow-card);
}

/* --------- Cards & sections --------- */
.section-title {
  font-size: 17px;
  font-weight: 600;
  margin: 22px 4px 10px;
  letter-spacing: -0.1px;
}

.card {
  background: var(--bg-elevated);
  border-radius: 14px;
  padding: 14px;
  border: 0.5px solid var(--separator);
  box-shadow: var(--shadow-card);
}

.chart-card {
  position: relative;
  padding: 14px 10px 6px;
  min-height: 240px;
}

.chart-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  text-align: center;
  padding: 0 24px;
}

.chart-empty[hidden] {
  display: none;
}

.chart-empty-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
}

.chart-empty-sub {
  font-size: 12px;
  color: var(--text-secondary);
}

.kv-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.kv-card {
  background: var(--bg-elevated);
  border-radius: 14px;
  padding: 12px 14px;
  border: 0.5px solid var(--separator);
  box-shadow: var(--shadow-card);
}

.kv-label {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.kv-value {
  font-size: 20px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.kv-value.pos { color: var(--green); }
.kv-value.neg { color: var(--red); }

/* --------- Institution list --------- */
.institution-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.institution-item {
  background: var(--bg-elevated);
  border-radius: 14px;
  padding: 12px 14px;
  border: 0.5px solid var(--separator);
  box-shadow: var(--shadow-card);
}

.institution-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.institution-name {
  font-size: 15px;
  font-weight: 600;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.institution-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
}

.institution-amount {
  font-size: 16px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.institution-amount.neg { color: var(--red); }
.institution-amount.pos { color: var(--text-primary); }

.share-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--separator);
  margin-top: 10px;
  overflow: hidden;
}

.share-bar > span {
  display: block;
  height: 100%;
  background: var(--accent);
  border-radius: 2px;
}

.share-bar.neg > span { background: var(--red); }

/* --------- Transactions --------- */
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-elevated);
  border: 0.5px solid var(--separator);
  border-radius: 10px;
  padding: 8px 12px;
  margin-bottom: 12px;
}

.search-icon {
  color: var(--text-tertiary);
  flex-shrink: 0;
}

.search-bar input {
  appearance: none;
  border: none;
  outline: none;
  background: transparent;
  flex: 1;
  font-size: 16px;
  min-width: 0;
}

.chip-row {
  display: flex;
  flex-wrap: nowrap;
  gap: 6px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  margin: 0 -16px 12px;
  padding: 2px 16px 6px;
  scrollbar-width: none;
}
.chip-row::-webkit-scrollbar { display: none; }

.chip {
  appearance: none;
  border: 0.5px solid var(--separator);
  background: var(--bg-elevated);
  color: var(--text-primary);
  border-radius: 999px;
  padding: 7px 14px;
  font-size: 13px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  flex-shrink: 0;
}

.chip.active {
  background: var(--accent);
  color: white;
  border-color: transparent;
}

.tx-meta {
  font-size: 12px;
  color: var(--text-secondary);
  padding: 0 4px 8px;
}

.tx-list {
  list-style: none;
  margin: 0;
  padding: 0;
  background: var(--bg-elevated);
  border-radius: 14px;
  border: 0.5px solid var(--separator);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.tx-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 12px;
  padding: 12px 14px;
  border-bottom: 0.5px solid var(--separator);
  cursor: pointer;
  align-items: center;
}

.tx-row:last-child { border-bottom: none; }
.tx-row:active { background: var(--bg-secondary); }

.tx-main {
  min-width: 0;
}

.tx-desc {
  display: flex;
  align-items: center;
  gap: 6px;
  min-width: 0;
}

.tx-desc-text {
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  min-width: 0;
  flex: 1;
}

.tx-pending-pill {
  display: inline-flex;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 4px;
  background: var(--orange);
  color: white;
  letter-spacing: 0.3px;
  text-transform: uppercase;
  flex-shrink: 0;
}

.tx-sub {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.tx-rhs {
  display: flex;
  align-items: baseline;
  gap: 8px;
  white-space: nowrap;
}

.tx-amount {
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: right;
}

.tx-amount.pos { color: var(--green); }
.tx-amount.neg { color: var(--text-primary); }

.tx-date {
  font-size: 12px;
  color: var(--text-tertiary);
  font-variant-numeric: tabular-nums;
}

.tx-detail {
  grid-column: 1 / -1;
  padding-top: 10px;
  margin-top: 6px;
  border-top: 0.5px dashed var(--separator);
  font-size: 12px;
  color: var(--text-secondary);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 4px 10px;
}

.tx-detail dt {
  margin: 0;
  color: var(--text-tertiary);
}

.tx-detail dd {
  margin: 0;
  word-break: break-all;
}

.loader, .empty {
  text-align: center;
  font-size: 13px;
  color: var(--text-secondary);
  padding: 16px 0;
}

/* --------- Holdings --------- */
.holdings-note {
  background: var(--bg-elevated);
  border-radius: 12px;
  padding: 12px 14px;
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--text-secondary);
  box-shadow: var(--shadow-card);
}

.holdings-note[hidden] {
  display: none;
}

.holdings-note-title {
  color: var(--text-primary);
  font-size: 13px;
  margin-bottom: 6px;
}

.holdings-note-list {
  margin: 0;
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.holdings-note-list li {
  line-height: 1.4;
}

.holdings-note-list strong {
  color: var(--text-primary);
  font-weight: 600;
}

.holding-groups {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.holding-group {
  background: var(--bg-elevated);
  border-radius: 14px;
  border: 0.5px solid var(--separator);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.holding-group-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 14px;
  background: var(--bg-secondary);
  border-bottom: 0.5px solid var(--separator);
}

.holding-group-title {
  flex: 1;
  min-width: 0;
}

.holding-group-title .hg-conn {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: none;
  letter-spacing: 0.1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.holding-group-title .hg-account {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 1px;
}

.holding-group-total {
  font-size: 13px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  flex-shrink: 0;
  margin-left: 12px;
}

.holding-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 12px;
  padding: 12px 14px;
  border-bottom: 0.5px solid var(--separator);
  align-items: center;
}

.holding-row > div:first-child {
  min-width: 0;
}

.holding-row:last-child { border-bottom: none; }

.holding-symbol {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: -0.1px;
}

.holding-desc {
  font-size: 12px;
  color: var(--text-secondary);
  margin-top: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.holding-shares {
  font-size: 11px;
  color: var(--text-tertiary);
  margin-top: 2px;
}

.holding-mv {
  font-size: 15px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: right;
}

.holding-pnl {
  font-size: 12px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
  text-align: right;
  margin-top: 2px;
}

.holding-pnl.pos { color: var(--green); }
.holding-pnl.neg { color: var(--red); }
.holding-pnl.muted { color: var(--text-tertiary); font-weight: 500; }

.holding-aggregated {
  display: block;
}

.holding-flat {
  background: var(--bg-elevated);
  border-radius: 14px;
  border: 0.5px solid var(--separator);
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.holding-row-flat {
  border-bottom: 0.5px solid var(--separator);
}

.holding-row-flat:last-child {
  border-bottom: none;
}

.holding-share-pct {
  font-size: 11px;
  color: var(--text-tertiary);
  text-align: right;
  margin-top: 2px;
  font-variant-numeric: tabular-nums;
}

/* --------- Tab bar --------- */
.tab-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  background: var(--tab-bar-bg);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-top: 0.5px solid var(--separator);
  padding-bottom: env(safe-area-inset-bottom);
}

.tab-btn {
  appearance: none;
  border: none;
  background: transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 8px 6px 6px;
  font-size: 10px;
  font-weight: 500;
  color: var(--text-secondary);
  cursor: pointer;
}

.tab-btn.active {
  color: var(--accent);
}

.tab-btn svg {
  display: block;
}


/* Demo-only disclosure banner. */
.demo-banner {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  max-width: 100%;
  margin-top: 8px;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(255, 149, 0, 0.14);
  color: #9a5a00;
  font-size: 12px;
  font-weight: 650;
  letter-spacing: -0.01em;
}

@media (prefers-color-scheme: dark) {
  .demo-banner {
    background: rgba(255, 159, 10, 0.18);
    color: #ffd28a;
  }
}