:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --panel: #ffffff;
  --ink: #172033;
  --muted: #667085;
  --line: #d8dde8;
  --blue: #2563eb;
  --green: #059669;
  --rose: #e11d48;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
}

.hidden { display: none !important; }
.app {
  width: min(1360px, calc(100% - 32px));
  margin: 0 auto;
  padding: 28px 0 48px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 22px;
}

.topbar h1, .hero h2 {
  margin: 0;
  letter-spacing: 0;
}

.eyebrow, .label {
  margin: 0 0 6px;
  color: var(--muted);
  font-size: 13px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

a, button {
  color: inherit;
}

nav a, .quick-actions a, button {
  border: 1px solid var(--line);
  background: var(--panel);
  border-radius: 8px;
  padding: 10px 13px;
  text-decoration: none;
  font-weight: 700;
  cursor: pointer;
}

.nav-button {
  min-height: 41px;
}

button {
  background: var(--blue);
  color: white;
  border-color: var(--blue);
}

button.ghost {
  background: white;
  color: var(--ink);
  border-color: var(--line);
}

.hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 18px;
  align-items: center;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #102033;
  color: white;
  margin-bottom: 18px;
}

.hero .eyebrow, .hero p {
  color: #cbd5e1;
}

.quick-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.quick-actions a {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.18);
  color: white;
}

.grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 14px;
}

.layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
  margin-bottom: 14px;
}

.column {
  display: grid;
  gap: 14px;
  align-content: start;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 18px;
}

.overview .panel strong {
  font-size: 30px;
}

.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.section-head h2 {
  margin: 0;
  font-size: 20px;
}

.section-head span, .empty, .item span, .item p, .link-card span {
  color: var(--muted);
  font-size: 13px;
}

.list, .cards, .households {
  display: grid;
  gap: 10px;
}

.item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fbfcff;
}

.item p {
  margin: 4px 0 0;
  line-height: 1.45;
}

.form {
  display: grid;
  gap: 8px;
  margin-top: 14px;
}

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

.form.split button {
  grid-column: 1 / -1;
}

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

.field {
  display: grid;
  gap: 6px;
}

.field span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

textarea {
  min-height: 84px;
  resize: vertical;
}

.check {
  display: flex;
  gap: 8px;
  align-items: center;
  color: var(--muted);
}

.check input {
  width: auto;
}

.household {
  border: 1px solid var(--line);
  border-left: 5px solid var(--accent);
  border-radius: 8px;
  padding: 12px;
}

.household h3 {
  margin: 0 0 8px;
  font-size: 17px;
}

.household div {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.household span {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 6px 9px;
  color: var(--muted);
  background: #fbfcff;
  font-size: 13px;
}

.task {
  justify-content: flex-start;
}

.task input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.done {
  text-decoration: line-through;
  color: var(--muted);
}

.link-card {
  display: grid;
  gap: 4px;
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  background: #fbfcff;
  min-width: 0;
}

.link-card span {
  overflow-wrap: anywhere;
}

.login {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.login-panel {
  width: min(420px, 100%);
  background: white;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 24px;
  display: grid;
  gap: 12px;
}

.login-panel h1 {
  margin: 0;
}

.error {
  margin: 0;
  min-height: 20px;
  color: var(--rose);
}

.success {
  color: var(--green);
}

.signup-panel {
  width: min(720px, 100%);
}

.member-forms {
  display: grid;
  gap: 12px;
}

.member-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  background: #fbfcff;
}

.member-form legend {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  padding: 0 6px;
}

.member-form .remove-member {
  grid-column: 1 / -1;
}

@media (max-width: 900px) {
  .topbar, .hero {
    grid-template-columns: 1fr;
    display: grid;
  }
  .layout, .grid {
    grid-template-columns: 1fr;
  }
  .form.split {
    grid-template-columns: 1fr;
  }
  .member-form {
    grid-template-columns: 1fr;
  }
}