@font-face {
  font-family: "Big Shoulders";
  src: url("../../../assets/fonts/BigShouldersDisplay.ttf");
  font-weight: 100 900;
  font-display: swap;
}
@font-face {
  font-family: "Public Sans";
  src: url("../../../assets/fonts/PublicSans.ttf");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --ink-950: #0a1420;
  --ink-900: #101f30;
  --navy-800: #132a42;
  --navy-700: #1b3a5a;
  --steel-600: #2f6b9a;
  --steel-500: #3e82b8;
  --sky-400: #6fb3e0;
  --sky-300: #9ccbe8;
  --silver-200: #d7e0e8;
  --silver-100: #e9eef3;
  --paper-50: #f4f7f9;

  --bg: var(--paper-50);
  --bg-raised: #ffffff;
  --text: var(--ink-950);
  --text-muted: #4c5b6b;
  --accent: var(--steel-600);
  --accent-strong: var(--navy-700);
  --hairline: #cdd9e2;
  --nav-bg: var(--ink-950);
  --nav-text: var(--silver-100);

  --good: #1c8a5e;
  --warn: #b8862f;
  --bad: #b8433e;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: var(--ink-950);
    --bg-raised: #101f30;
    --text: var(--silver-100);
    --text-muted: #a9bccb;
    --accent: var(--sky-400);
    --accent-strong: var(--sky-300);
    --hairline: #24374c;
    --nav-bg: #060d16;
    --nav-text: var(--silver-100);
  }
}
:root[data-theme="dark"] {
  --bg: var(--ink-950);
  --bg-raised: #101f30;
  --text: var(--silver-100);
  --text-muted: #a9bccb;
  --accent: var(--sky-400);
  --accent-strong: var(--sky-300);
  --hairline: #24374c;
  --nav-bg: #060d16;
  --nav-text: var(--silver-100);
}
:root[data-theme="light"] {
  --bg: var(--paper-50);
  --bg-raised: #ffffff;
  --text: var(--ink-950);
  --text-muted: #4c5b6b;
  --accent: var(--steel-600);
  --accent-strong: var(--navy-700);
  --hairline: #cdd9e2;
  --nav-bg: var(--ink-950);
  --nav-text: var(--silver-100);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: "Public Sans", -apple-system, "Segoe UI", sans-serif;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, h4 {
  font-family: "Big Shoulders", "Arial Narrow", sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.01em;
  margin: 0 0 4px;
  color: var(--text);
}
a { color: inherit; }

.app-sidebar {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 232px;
  background: var(--nav-bg);
  color: var(--nav-text);
  border-right: 1px solid rgba(255,255,255,0.08);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  z-index: 100;
  padding-top: env(safe-area-inset-top, 0px);
}
.app-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 22px 20px 20px;
  font-family: "Big Shoulders", sans-serif;
  font-weight: 800;
  text-decoration: none;
  color: var(--nav-text);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.app-brand img { height: 30px; width: auto; }
.app-brand .brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.app-brand .name { font-size: 16px; letter-spacing: 0.02em; }
.app-brand .tag {
  font-family: "Public Sans", sans-serif;
  font-weight: 500;
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--sky-300);
}
.app-tabs {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 14px 12px;
  flex: 1;
}
.app-tabs a {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  color: var(--silver-200);
  padding: 10px 14px;
  border-left: 3px solid transparent;
  border-radius: 0 3px 3px 0;
  transition: background 0.15s ease, color 0.15s ease;
}
.app-tabs a:hover { background: rgba(255,255,255,0.08); color: #fff; }
.app-tabs a.active {
  background: rgba(156,203,232,0.12);
  color: #fff;
  border-left-color: var(--sky-300);
}
.app-user {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 8px;
  font-size: 13px;
  color: var(--silver-200);
  padding: 16px 20px;
  border-top: 1px solid rgba(255,255,255,0.08);
}
.app-user form { margin: 0; }
.app-user button.link-btn,
.app-user a.link-btn {
  background: none;
  border: none;
  color: var(--sky-300);
  font: inherit;
  cursor: pointer;
  padding: 0;
  text-decoration: underline;
}
.sidebar-toggle {
  display: none;
  position: fixed;
  top: calc(14px + env(safe-area-inset-top, 0px));
  left: calc(14px + env(safe-area-inset-left, 0px));
  z-index: 110;
  width: 40px;
  height: 40px;
  border-radius: 4px;
  border: 1px solid var(--hairline);
  background: var(--bg-raised);
  color: var(--text);
  font-size: 18px;
  cursor: pointer;
}

.app-main {
  margin-left: 232px;
  padding: clamp(20px, 3vw, 36px) clamp(16px, 4vw, 40px) 80px;
}

@media (max-width: 900px) {
  .sidebar-toggle { display: block; }
  .app-sidebar {
    transform: translateX(-100%);
    transition: transform 0.2s ease;
    box-shadow: 4px 0 24px rgba(0,0,0,0.3);
  }
  .app-sidebar.open { transform: translateX(0); }
  .app-main { margin-left: 0; padding-top: 70px; }
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}
.page-head h1 { font-size: clamp(26px, 3vw, 34px); }
.page-sub { color: var(--text-muted); font-size: 14px; margin-top: 4px; }
.eyebrow {
  font-family: "Public Sans", sans-serif;
  font-weight: 600;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  display: block;
  margin-bottom: 6px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: "Public Sans", sans-serif;
  font-weight: 600;
  font-size: 13.5px;
  letter-spacing: 0.02em;
  padding: 10px 18px;
  border-radius: 3px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary { background: var(--accent-strong); color: #fff; }
.btn-primary:hover { background: var(--steel-600); }
.btn-ghost { background: transparent; color: var(--text); border-color: var(--hairline); }
.btn-ghost:hover { background: var(--bg-raised); }
.btn-sm { padding: 6px 12px; font-size: 12.5px; }
.btn-danger { background: transparent; color: var(--bad); border-color: var(--bad); }

.period-nav { display: flex; }
.period-nav .btn { border-radius: 0; margin-left: -1px; }
.period-nav .btn:first-child { border-radius: 3px 0 0 3px; margin-left: 0; }
.period-nav .btn:last-child { border-radius: 0 3px 3px 0; }

.cal-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 4px;
}
.cal-dow {
  text-align: center;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
  padding-bottom: 6px;
}
.cal-day {
  aspect-ratio: 1 / 0.8;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 6px 8px;
  border: 1px solid var(--hairline);
  border-radius: 4px;
  text-decoration: none;
  color: var(--text);
  transition: border-color 0.15s ease;
  min-width: 0;
  overflow: hidden;
}
.cal-day:hover { border-color: var(--accent); }
.cal-day-blank { border-color: transparent; }
.cal-day-today { border: 2px solid var(--accent); }
.cal-daynum { font-size: 12px; font-weight: 600; }
.cal-rev { font-size: 11px; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
@media (max-width: 480px) {
  .cal-day { padding: 4px 3px; }
  .cal-daynum { font-size: 11px; }
  .cal-rev { font-size: 9.5px; }
}

.card {
  background: var(--bg-raised);
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 20px 22px;
}
.card + .card { margin-top: 20px; }

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.kpi-tile {
  background: var(--bg-raised);
  border: 1px solid var(--hairline);
  border-left: 3px solid var(--accent);
  border-radius: 6px;
  padding: 16px 18px;
}
.kpi-tile .label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 8px;
}
.kpi-tile .value {
  font-family: "Big Shoulders", sans-serif;
  font-size: 30px;
  font-weight: 700;
  color: var(--text);
  line-height: 1;
}
.kpi-tile .sub { font-size: 12px; color: var(--text-muted); margin-top: 6px; }

.chart-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 20px;
  margin-bottom: 20px;
}
.chart-grid.two { grid-template-columns: 1fr 1fr; }
@media (max-width: 900px) {
  .chart-grid, .chart-grid.two { grid-template-columns: 1fr; }
}
.chart-card h3 { font-size: 16px; margin-bottom: 14px; }
.chart-wrap { position: relative; height: 280px; }
.chart-wrap.short { height: 220px; }

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 22px;
  background: var(--bg-raised);
  border: 1px solid var(--hairline);
  border-radius: 6px;
  padding: 14px 16px;
}
.field {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.field label {
  font-size: 11.5px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.field input, .field select, .field textarea {
  font-family: "Public Sans", sans-serif;
  font-size: 14px;
  padding: 8px 10px;
  border-radius: 3px;
  border: 1px solid var(--hairline);
  background: var(--bg);
  color: var(--text);
  min-width: 140px;
}
.field textarea { min-width: 260px; }

.card:has(> table.data-table),
.card:has(table.data-table) {
  overflow-x: auto;
}
table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.data-table th, table.data-table td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--hairline);
}
table.data-table th {
  font-size: 11.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}
table.data-table tbody tr:hover { background: rgba(127,147,165,0.08); }
table.data-table td.num, table.data-table th.num { text-align: right; font-variant-numeric: tabular-nums; }
.rank-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  margin-right: 8px;
}
.rank-badge.gold { background: #b8862f; }
.rank-badge.silver { background: #7f93a5; }
.rank-badge.bronze { background: #9a5a2f; }

.pill {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: 100px;
  background: var(--hairline);
  color: var(--text-muted);
}
.pill.ebay { background: #2f6b9a22; color: var(--steel-600); }
.pill.whatnot { background: #b8433e22; color: #b8433e; }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 14px;
}
.form-grid .field-full { grid-column: 1 / -1; }
.form-grid .field-full textarea { width: 100%; min-height: 90px; }

.auth-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--ink-950);
  padding: 24px;
}
.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-raised);
  border-radius: 8px;
  padding: 36px 32px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.35);
}
.auth-card .brand-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
}
.auth-card .brand-line img { height: 32px; }
.auth-card .brand-line span {
  font-family: "Big Shoulders", sans-serif;
  font-weight: 800;
  font-size: 18px;
  letter-spacing: 0.03em;
}
.auth-card h1 { font-size: 22px; margin-bottom: 4px; }
.auth-card .sub { color: var(--text-muted); font-size: 13.5px; margin-bottom: 22px; }
.auth-card form { display: flex; flex-direction: column; gap: 14px; }
.auth-card .field input { width: 100%; }
.auth-card .btn-primary { width: 100%; justify-content: center; padding: 11px; }
.auth-error {
  background: #b8433e18;
  border: 1px solid #b8433e55;
  color: var(--bad);
  font-size: 13px;
  padding: 10px 12px;
  border-radius: 4px;
  margin-bottom: 4px;
}
.auth-hint {
  background: #2f6b9a18;
  border: 1px solid #2f6b9a44;
  color: var(--accent);
  font-size: 12.5px;
  padding: 10px 12px;
  border-radius: 4px;
  margin-bottom: 4px;
}

.empty-state {
  text-align: center;
  padding: 50px 20px;
  color: var(--text-muted);
}

.report-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

@media print {
  .app-sidebar, .no-print, .filter-bar form button, .page-head .btn { display: none !important; }
  body { background: #fff !important; color: #000 !important; }
  .card, .kpi-tile { border: 1px solid #ccc !important; break-inside: avoid; box-shadow: none !important; }
  .app-main { padding: 0; margin-left: 0; max-width: none; }
  a { text-decoration: none; color: #000; }
  .chart-wrap { height: 240px !important; }
}