:root {
  color-scheme: light;
  --ink: #151a23;
  --muted: #647081;
  --line: #d8ddd9;
  --paper: #f7f5ef;
  --panel: #ffffff;
  --nav: #121826;
  --nav-soft: #202b3c;
  --brand: #19715f;
  --brand-strong: #0d5a4c;
  --accent: #b64d2e;
  --warn: #b58500;
  --danger: #a93636;
  --shadow: 0 16px 48px rgba(18, 24, 38, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Segoe UI", Arial, sans-serif;
  color: var(--ink);
  background: var(--paper);
}

button, input, select, textarea {
  font: inherit;
}

button {
  border: 0;
  cursor: pointer;
}

input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 11px 12px;
  background: #fff;
  color: var(--ink);
}

textarea { resize: vertical; }

.hidden { display: none !important; }

.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    linear-gradient(115deg, rgba(25, 113, 95, 0.12), transparent 45%),
    linear-gradient(245deg, rgba(182, 77, 46, 0.12), transparent 42%),
    var(--paper);
}

.auth-panel {
  width: min(440px, 100%);
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 32px;
  box-shadow: var(--shadow);
}

.auth-panel h1 {
  margin: 0 0 8px;
  font-size: 38px;
  letter-spacing: 0;
}

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

.app {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 22px;
  background: var(--nav);
  color: #f6f8fb;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: var(--brand);
  font-weight: 800;
}

.brand small {
  display: block;
  color: #b9c2cf;
  margin-top: 2px;
}

nav {
  display: grid;
  gap: 6px;
  overflow-y: auto;
  padding-right: 2px;
}

.nav-button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 42px;
  padding: 10px 12px;
  border-radius: 8px;
  color: #dce4ef;
  background: transparent;
  text-align: left;
}

.nav-button.active,
.nav-button:hover {
  background: var(--nav-soft);
  color: #fff;
}

.workspace {
  min-width: 0;
  padding: 28px;
}

.topbar,
.section-head,
.button-row,
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.topbar {
  margin-bottom: 22px;
}

h2, h3, p {
  margin-top: 0;
}

h2 {
  margin-bottom: 0;
  font-size: 34px;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 14px;
  font-size: 19px;
}

.eyebrow {
  margin-bottom: 6px;
  color: var(--brand-strong);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
  letter-spacing: 0.08em;
}

.muted { color: var(--muted); }
.error { color: var(--danger); min-height: 20px; }

.primary,
.ghost,
.danger,
.file-button {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 8px;
  padding: 10px 14px;
  font-weight: 700;
}

.primary {
  background: var(--brand);
  color: #fff;
}

.primary:hover { background: var(--brand-strong); }

.ghost {
  background: #eef2f0;
  color: var(--ink);
  border: 1px solid var(--line);
}

.sidebar .ghost {
  margin-top: auto;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.12);
}

.danger {
  background: #f7e6e6;
  color: var(--danger);
}

.small {
  min-height: 32px;
  padding: 7px 10px;
  font-size: 13px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(120px, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.metric,
section,
.item-card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(18, 24, 38, 0.06);
}

.metric {
  padding: 16px;
}

.metric strong {
  display: block;
  font-size: 28px;
}

.metric span {
  color: var(--muted);
  font-size: 13px;
}

.split {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 18px;
}

.recent-panel {
  margin-top: 18px;
}

section {
  padding: 18px;
}

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

.list-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcfb;
}

.list-row small,
.item-meta {
  color: var(--muted);
}

.toolbar {
  margin-bottom: 16px;
}

.toolbar input { max-width: 520px; }
.toolbar select { max-width: 180px; }

.item-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 14px;
}

.item-card {
  min-height: 190px;
  padding: 16px;
  display: grid;
  gap: 12px;
  align-content: start;
}

.item-card h3 {
  margin-bottom: 2px;
  overflow-wrap: anywhere;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.pill {
  border-radius: 999px;
  padding: 5px 9px;
  background: #eef2f0;
  color: #354052;
  font-size: 12px;
  font-weight: 700;
}

.pill.high { background: #ffe8df; color: var(--accent); }
.pill.done { background: #e3f3ed; color: var(--brand-strong); }

.settings-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(280px, 1fr));
  gap: 18px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(180px, 1fr));
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  color: #394252;
  font-size: 13px;
  font-weight: 700;
}

.full { grid-column: 1 / -1; }

.check {
  grid-template-columns: 18px 1fr;
  align-items: center;
  gap: 10px;
}

.check input,
.file-button input {
  width: auto;
}

.file-button {
  position: relative;
  overflow: hidden;
  background: #eef2f0;
  border: 1px solid var(--line);
}

.file-button input {
  position: absolute;
  inset: 0;
  opacity: 0;
}

.compact .list-row {
  font-size: 13px;
  padding: 10px;
}

dialog {
  width: min(760px, calc(100vw - 32px));
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

dialog::backdrop {
  background: rgba(18, 24, 38, 0.5);
}

@media (max-width: 1120px) {
  .metric-grid { grid-template-columns: repeat(3, 1fr); }
  .item-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 820px) {
  .app {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    padding: 14px;
  }

  nav {
    grid-template-columns: repeat(2, 1fr);
  }

  .workspace {
    padding: 18px;
  }

  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .metric-grid,
  .split,
  .settings-grid,
  .item-grid,
  .form-grid {
    grid-template-columns: 1fr;
  }

  .toolbar {
    align-items: stretch;
    flex-direction: column;
  }

  .toolbar input,
  .toolbar select {
    max-width: none;
  }
}