:root {
  color-scheme: dark;
  --ink: #eef1f0;
  --muted: #9aa4a6;
  --sand: #1a1f20;
  --stone: #2b3336;
  --gold: #d9a441;
  --foam: #1b2123;
  --shadow: rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

[hidden] {
  display: none !important;
}

body {
  font-family: "Space Grotesk", "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #1e2426 0%, #15191a 55%, #0e1112 100%);
  color: var(--ink);
}

.page {
  max-width: 1100px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

.app-shell {
  display: grid;
  gap: 32px;
}

.topbar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.topbar-user {
  font-size: 0.95rem;
  color: var(--muted);
}

.user-name {
  color: var(--ink);
  font-weight: 600;
}

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

.topbar-link {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.topbar-link:hover {
  color: var(--gold);
}

.topbar-button {
  padding: 10px 14px;
  border-radius: 12px;
  background: transparent;
  border: 1px solid rgba(217, 164, 65, 0.4);
  color: var(--ink);
}

.topbar-button:hover {
  box-shadow: 0 8px 18px rgba(217, 164, 65, 0.2);
}

.hero {
  display: grid;
  gap: 24px;
  grid-template-columns: minmax(0, 1fr);
  margin-bottom: 40px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(2.2rem, 3vw, 3.4rem);
  line-height: 1.1;
  margin-bottom: 12px;
}

.subtitle {
  color: var(--muted);
  max-width: 460px;
  font-size: 1.05rem;
}

.metric-card {
  background: #0f1314;
  color: #f7f4ee;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 18px 40px var(--shadow);
  background-image: linear-gradient(120deg, #0f1314 0%, #2a2316 100%);
}

.metric-label {
  text-transform: uppercase;
  letter-spacing: 0.25em;
  font-size: 0.65rem;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 2.6rem;
  font-weight: 600;
}

.metric-date {
  color: #cab894;
}

.content {
  display: grid;
  gap: 24px;
}

.card {
  background: var(--foam);
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 12px 30px var(--shadow);
  border: 1px solid rgba(217, 164, 65, 0.12);
}

.card h2 {
  margin-bottom: 12px;
  font-size: 1.35rem;
}

.card-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.helper {
  color: var(--muted);
  font-size: 0.9rem;
}

form {
  display: grid;
  gap: 16px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 500;
  color: var(--ink);
}

input {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(238, 241, 240, 0.15);
  background: #121718;
  color: var(--ink);
  font-size: 1rem;
}

select {
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(238, 241, 240, 0.15);
  background: #121718;
  color: var(--ink);
  font-size: 1rem;
}

button {
  padding: 12px 16px;
  border: none;
  border-radius: 12px;
  background: var(--gold);
  color: #1b1407;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

button:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 18px rgba(217, 164, 65, 0.35);
}

.auth-page,
.admin-page {
  max-width: 720px;
}

.auth-card {
  background: var(--foam);
  border-radius: 20px;
  padding: 32px;
  box-shadow: 0 18px 40px var(--shadow);
  border: 1px solid rgba(217, 164, 65, 0.2);
}

.auth-form {
  margin-top: 16px;
}

.auth-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 20px;
}

.auth-tab {
  padding: 10px 14px;
  border-radius: 12px;
  border: 1px solid rgba(238, 241, 240, 0.2);
  background: transparent;
  color: var(--muted);
  font-weight: 600;
  cursor: pointer;
}

.auth-tab.is-active {
  background: var(--gold);
  color: #1b1407;
  border-color: transparent;
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 500;
}

.checkbox-row input {
  width: 18px;
  height: 18px;
}

.entries {
  list-style: none;
  display: grid;
  gap: 12px;
}

.entry {
  display: flex;
  justify-content: space-between;
  padding: 12px 16px;
  border-radius: 12px;
  background: #151b1c;
  border: 1px solid rgba(238, 241, 240, 0.08);
}

.entry span {
  font-weight: 500;
}

.pet-select {
  display: grid;
  gap: 16px;
  margin-bottom: 20px;
}

.pet-details {
  color: var(--muted);
  font-size: 0.95rem;
}

.pet-form {
  border-top: 1px solid rgba(238, 241, 240, 0.08);
  padding-top: 16px;
}

.tips-card {
  background-image: linear-gradient(180deg, #202729 0%, #15191a 100%);
}

.tips {
  list-style: disc;
  padding-left: 18px;
  display: grid;
  gap: 10px;
}

.tips a {
  color: #f0c674;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.facts-card {
  background-image: linear-gradient(180deg, #1b2123 0%, #14191a 100%);
}

.facts-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.facts-form {
  display: grid;
  gap: 12px;
  margin-bottom: 16px;
}

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

.question-item {
  display: grid;
  gap: 8px;
  font-weight: 500;
}

.facts-history h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.facts {
  list-style: none;
  display: grid;
  gap: 12px;
}

.fact-item {
  display: grid;
  gap: 6px;
  padding: 12px 14px;
  border-radius: 12px;
  background: #151b1c;
  border: 1px solid rgba(238, 241, 240, 0.08);
}

.fact-item strong {
  font-weight: 600;
}

.chart-card {
  background-image: linear-gradient(180deg, #1b2123 0%, #14191a 100%);
}

.list-card {
  background-image: linear-gradient(180deg, #1d2325 0%, #14191a 100%);
}

@media (min-width: 900px) {
  .hero {
    grid-template-columns: minmax(0, 2fr) minmax(0, 1fr);
    align-items: center;
  }

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

  .chart-card {
    grid-column: span 2;
  }
}