:root {
  color-scheme: light;
  --bg: #eef2f7;
  --surface: #ffffff;
  --ink: #172033;
  --muted: #697386;
  --line: #dbe3ef;
  --blue: #2563eb;
  --green: #0f9f6e;
  --red: #dc3f4f;
  --amber: #c77a10;
  --radius: 8px;
  font-family: Inter, "SF Pro Display", "PingFang SC", "Microsoft YaHei", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #dce7f5 0%, #f5f7fb 46%, #eef2f7 100%);
  color: var(--ink);
}

button, input, select {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

.phone-shell {
  width: min(100%, 460px);
  min-height: 100vh;
  margin: 0 auto;
  padding: calc(16px + env(safe-area-inset-top)) 16px calc(24px + env(safe-area-inset-bottom));
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}

.date-label {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 13px;
}

h1, h2, p {
  margin: 0;
}

h1 {
  font-size: 28px;
  letter-spacing: 0;
}

h2 {
  font-size: 17px;
  letter-spacing: 0;
}

.icon-button {
  width: 42px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 8px 24px rgba(28, 39, 64, 0.08);
}

.balance-band {
  display: grid;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius);
  color: #fff;
  background:
    linear-gradient(125deg, rgba(8, 35, 80, 0.84), rgba(28, 92, 167, 0.76)),
    url("./finance-visual.svg");
  background-size: cover;
  background-position: center;
  box-shadow: 0 18px 35px rgba(35, 77, 134, 0.22);
}

.balance-band span {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.82);
}

.balance-band strong {
  display: block;
  margin-top: 6px;
  font-size: 34px;
  letter-spacing: 0;
}

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

.band-grid span {
  padding: 10px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.14);
}

.band-grid b {
  display: block;
  margin-top: 4px;
  color: #fff;
  font-size: 16px;
}

.tabs {
  position: sticky;
  top: 0;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin: 16px 0;
  padding: 5px;
  border: 1px solid rgba(219, 227, 239, 0.8);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(16px);
}

.tab, .segment {
  min-height: 38px;
  border-radius: 6px;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
}

.tab.active, .segment.active {
  background: var(--ink);
  color: #fff;
}

.view {
  display: none;
}

.view.active {
  display: block;
}

.quick-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.quick-action, .primary-button, .secondary-button, .text-button, .upload-tile, .danger-button {
  min-height: 44px;
  border-radius: var(--radius);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  white-space: nowrap;
}

.quick-action, .secondary-button, .upload-tile {
  background: var(--surface);
  color: var(--ink);
  border: 1px solid var(--line);
}

.primary-button {
  width: 100%;
  background: var(--blue);
  color: #fff;
}

.danger-button {
  width: 100%;
  background: #fff1f2;
  color: var(--red);
  border: 1px solid #fecdd3;
}

.text-button {
  min-height: 32px;
  padding: 0 10px;
  background: transparent;
  color: var(--blue);
}

.section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 22px 0 10px;
}

.panel {
  display: grid;
  gap: 12px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.panel + .panel {
  margin-top: 12px;
}

.panel h2 {
  margin-bottom: 2px;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5px;
  padding: 4px;
  background: #edf2f8;
  border-radius: var(--radius);
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

input, select {
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 0 12px;
  background: #fbfdff;
  color: var(--ink);
}

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

.button-row {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 10px;
}

.button-row .primary-button,
.button-row .secondary-button,
.button-row .danger-button {
  width: 100%;
}

.list {
  display: grid;
  gap: 10px;
}

.list.tall {
  margin-top: 14px;
  padding-bottom: 24px;
}

.item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  min-height: 64px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
}

.item-icon {
  width: 42px;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border-radius: var(--radius);
  background: #edf4ff;
  color: var(--blue);
}

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

.item-main strong, .item-main span {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.item-main span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 13px;
}

.item b {
  color: var(--ink);
  font-size: 15px;
}

.item-side {
  display: grid;
  justify-items: end;
  gap: 6px;
}

.item-actions {
  display: flex;
  gap: 6px;
}

.item-actions button {
  min-height: 28px;
  padding: 0 8px;
  border-radius: 6px;
  background: #f1f5f9;
  color: var(--muted);
  font-size: 12px;
}

.scanner {
  position: relative;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  border-radius: var(--radius);
  background:
    linear-gradient(rgba(23, 32, 51, 0.36), rgba(23, 32, 51, 0.36)),
    url("./receipt-visual.svg");
  background-size: cover;
  background-position: center;
}

#cameraPreview, #captureCanvas, #receiptPreview {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

#captureCanvas, #receiptPreview:not([src]) {
  display: none;
}

.scan-frame {
  position: absolute;
  inset: 14%;
  border: 2px solid rgba(255, 255, 255, 0.86);
  border-radius: var(--radius);
  box-shadow: 0 0 0 999px rgba(12, 18, 31, 0.22);
}

.scan-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 12px 0;
}

.upload-tile {
  width: 100%;
  border-style: dashed;
}

.upload-tile input {
  display: none;
}

.import-button input {
  display: none;
}

.result-panel {
  margin-top: 12px;
}

.empty-state {
  min-height: 82px;
  display: grid;
  place-items: center;
  color: var(--muted);
  text-align: center;
}

.empty-state.compact {
  min-height: 54px;
  border: 1px dashed var(--line);
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.7);
  font-size: 14px;
}

.hint {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.5;
}

.fatal {
  width: min(100% - 32px, 460px);
  margin: 24px auto;
  padding: 16px;
  border: 1px solid #fecdd3;
  border-radius: var(--radius);
  background: #fff1f2;
  color: var(--red);
}

.icon {
  width: 18px;
  aspect-ratio: 1;
  display: inline-block;
  background: currentColor;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-position: center;
}

.icon-download { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M12 3v12'/%3E%3Cpath d='m7 10 5 5 5-5'/%3E%3Cpath d='M5 21h14'/%3E%3C/svg%3E"); }
.icon-minus { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E"); }
.icon-plus { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M12 5v14'/%3E%3Cpath d='M5 12h14'/%3E%3C/svg%3E"); }
.icon-camera { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M14.5 4h-5L7 7H4a2 2 0 0 0-2 2v9a2 2 0 0 0 2 2h16a2 2 0 0 0 2-2V9a2 2 0 0 0-2-2h-3l-2.5-3Z'/%3E%3Ccircle cx='12' cy='13' r='3'/%3E%3C/svg%3E"); }
.icon-check { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='m20 6-11 11-5-5'/%3E%3C/svg%3E"); }
.icon-calendar { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M8 2v4'/%3E%3Cpath d='M16 2v4'/%3E%3Crect x='3' y='4' width='18' height='18' rx='2'/%3E%3Cpath d='M3 10h18'/%3E%3C/svg%3E"); }
.icon-scan { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M4 7V5a1 1 0 0 1 1-1h2'/%3E%3Cpath d='M17 4h2a1 1 0 0 1 1 1v2'/%3E%3Cpath d='M20 17v2a1 1 0 0 1-1 1h-2'/%3E%3Cpath d='M7 20H5a1 1 0 0 1-1-1v-2'/%3E%3Cpath d='M7 12h10'/%3E%3C/svg%3E"); }
.icon-upload { mask-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='black' stroke-width='2'%3E%3Cpath d='M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4'/%3E%3Cpath d='m17 8-5-5-5 5'/%3E%3Cpath d='M12 3v12'/%3E%3C/svg%3E"); }

@media (max-width: 360px) {
  .phone-shell { padding-inline: 12px; }
  .quick-action, .tab { font-size: 12px; }
  .scan-actions { grid-template-columns: 1fr; }
  .button-row { grid-template-columns: 1fr; }
  .item { grid-template-columns: 38px minmax(0, 1fr); }
  .item-side { grid-column: 2; justify-items: start; }
}