:root {
  --bg: #f3efe7;
  --bg-2: #d7e5df;
  --panel: rgba(255, 252, 247, 0.88);
  --ink: #182220;
  --muted: #5f6b69;
  --line: rgba(24, 34, 32, 0.12);
  --accent: #bb5b35;
  --accent-2: #83401e;
  --ok: #2e7b59;
  --warn: #c58a1a;
  --done: #4a6a64;
  --danger: #8c3112;
  --button-muted: rgba(24, 34, 32, 0.72);
  --radius-lg: 22px;
  --radius-md: 14px;
  --shadow: 0 18px 45px rgba(17, 27, 25, 0.12);
}

:root[data-theme="dark"] {
  --bg: #0f1416;
  --bg-2: #182125;
  --panel: rgba(24, 31, 34, 0.9);
  --ink: #edf2ef;
  --muted: #a2b1ab;
  --line: rgba(237, 242, 239, 0.12);
  --accent: #d07047;
  --accent-2: #f0b295;
  --ok: #79c39d;
  --warn: #dbb04e;
  --done: #8fa6a0;
  --danger: #ff9e79;
  --button-muted: rgba(237, 242, 239, 0.74);
  --shadow: 0 22px 46px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  color: var(--ink);
  background:
    radial-gradient(circle at top left, rgba(187, 91, 53, 0.18), transparent 28%),
    radial-gradient(circle at bottom right, rgba(46, 123, 89, 0.16), transparent 26%),
    linear-gradient(180deg, var(--bg), var(--bg-2));
  font-family: "Avenir Next", "Segoe UI", sans-serif;
}

body {
  padding: 18px 14px 28px;
}

.shell {
  max-width: 760px;
  margin: 0 auto;
}

.hero,
.panel,
.card {
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: var(--panel);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.hero {
  padding: 22px 20px;
}

.hero-top {
  display: flex;
  justify-content: flex-end;
  margin-bottom: 8px;
}

.hero h1 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2rem, 8vw, 3.1rem);
  line-height: 0.95;
}

.hero-copy {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.45;
}

.panel {
  margin-top: 14px;
  padding: 14px;
}

.controls-panel {
  display: grid;
  gap: 14px;
}

.controls-topline {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: center;
}

.controls-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.controls-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}

.theme-button {
  min-height: 40px;
  padding: 0 14px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.9);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.45);
}

:root[data-theme="dark"] .theme-button {
  color: var(--ink);
  border-color: rgba(237, 242, 239, 0.16);
  background: rgba(255, 255, 255, 0.12);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.locked-panel {
  text-align: left;
}

.locked-title {
  margin: 0 0 10px;
  color: var(--accent-2);
  font-size: 1rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.locked-message {
  margin: 0;
  color: var(--muted);
  line-height: 1.5;
}

.filters {
  display: grid;
  gap: 12px;
}

.filters-details {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.34);
  padding: 10px 12px 12px;
}

.filters-details summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.filters-details summary::after {
  content: "›";
  font-size: 18px;
  line-height: 1;
  transform: rotate(0deg);
  transition: transform 120ms ease;
}

.filters-details summary::-webkit-details-marker {
  display: none;
}

.filters-details[open] summary {
  margin-bottom: 12px;
}

.filters-details[open] summary::after {
  transform: rotate(90deg);
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field span {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.field input,
.field select,
.primary-button,
.soft-button,
.secondary-button {
  min-height: 46px;
  border-radius: var(--radius-md);
  border: 1px solid rgba(24, 34, 32, 0.15);
  font-size: 15px;
}

.field input,
.field select {
  width: 100%;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--ink);
}

.field-grow {
  min-width: 0;
}

.primary-button {
  padding: 0 16px;
  font-weight: 700;
  color: #fffaf5;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
}

.soft-button {
  padding: 0 16px;
  font-weight: 700;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.72);
}

.secondary-button {
  padding: 0 16px;
  font-weight: 700;
  color: var(--ink);
  background: rgba(24, 34, 32, 0.08);
}

.status-bar {
  color: var(--accent-2);
  font-weight: 700;
}

.status-bar.is-error {
  color: var(--danger);
}

.hidden {
  display: none;
}

.list-root {
  display: grid;
  gap: 14px;
  margin-top: 14px;
}

.card {
  padding: 16px;
}

.card[data-state="delivered"] {
  background: color-mix(in srgb, var(--panel) 88%, var(--done) 12%);
  border-color: color-mix(in srgb, var(--line) 68%, var(--done) 32%);
}

.card-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: start;
}

.tracking {
  margin: 0;
  font-weight: 800;
  font-size: 1rem;
  letter-spacing: 0.03em;
}

.owner {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 8px 12px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.pill[data-state="in_transit"] {
  color: var(--accent-2);
  background: rgba(187, 91, 53, 0.12);
}

.pill[data-state="out_for_delivery"] {
  color: #7e5200;
  background: rgba(197, 138, 26, 0.18);
}

.pill[data-state="delivered"] {
  color: var(--done);
  background: color-mix(in srgb, var(--done) 18%, transparent);
}

.facts {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 16px 0 0;
}

.facts div {
  display: grid;
  gap: 4px;
}

.facts dt {
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.facts dd {
  margin: 0;
  line-height: 1.45;
}

.actions {
  margin-top: 16px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px;
}

.actions .primary-button,
.actions .soft-button,
.actions .secondary-button {
  width: 100%;
}

.not-package-button {
  color: var(--danger);
  border-color: color-mix(in srgb, var(--danger) 24%, var(--line));
  background: color-mix(in srgb, var(--danger) 10%, var(--panel));
}

.delivered-button.secondary-button {
  color: var(--button-muted);
  border-color: color-mix(in srgb, var(--button-muted) 16%, var(--line));
  background: color-mix(in srgb, var(--button-muted) 8%, var(--panel));
}

.back-to-top {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 30;
  min-height: 48px;
  padding: 0 16px;
  border: 1px solid color-mix(in srgb, var(--line) 72%, var(--accent) 28%);
  border-radius: 999px;
  color: #fffaf5;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.18);
}

@media (min-width: 700px) {
  body {
    padding: 24px 18px 36px;
  }

  .filters {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: end;
  }

  .controls-topline {
    align-items: end;
  }

  .facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}