:root {
  --bg: #0e0f0c;
  --bg-elev: #161813;
  --bg-card: #1c1f19;
  --line: #2a2d24;
  --line-bright: #3a3d34;
  --text: #e8e6df;
  --text-dim: #9da092;
  --text-muted: #686c5f;
  --accent: #d4ff3a;
  --accent-2: #6ec5ff;
  --danger: #ff6b4a;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(at 0% 0%, rgba(212, 255, 58, 0.05), transparent 38%),
    radial-gradient(at 100% 0%, rgba(110, 197, 255, 0.05), transparent 35%),
    var(--bg);
  color: var(--text);
  font-family: "Inter Tight", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

a {
  color: inherit;
}

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

.shell {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  padding: 40px 0 72px;
}

.topbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  padding-bottom: 28px;
  border-bottom: 2px solid var(--line);
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--accent);
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-family: "Archivo Black", Impact, sans-serif;
  font-size: clamp(40px, 8vw, 84px);
  line-height: 0.92;
  letter-spacing: 0;
  text-transform: uppercase;
  max-width: 760px;
}

h2 {
  font-size: 24px;
  margin-bottom: 22px;
}

h3 {
  margin-bottom: 10px;
  font-size: 22px;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.main-nav a,
button,
.link-button {
  min-height: 42px;
  border: 1px solid var(--line-bright);
  border-radius: 8px;
  background: var(--accent);
  color: #11130d;
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  background: var(--bg-card);
  color: var(--text);
}

.main-nav a:hover,
.main-nav a:focus-visible {
  border-color: var(--accent);
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin: 28px 0;
}

.metric {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(28, 31, 25, 0.9);
  padding: 18px;
}

.metric span,
label,
dt,
time {
  color: var(--text-dim);
  font-size: 13px;
}

.metric strong {
  display: block;
  margin-top: 6px;
  font-size: 30px;
  line-height: 1.1;
}

.entry-layout {
  display: grid;
  grid-template-columns: 380px minmax(0, 1fr);
  gap: 22px;
  align-items: start;
}

.entry-form,
.entry-card,
.login-card,
.setup,
.empty {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(22, 24, 19, 0.95);
}

.entry-form {
  position: sticky;
  top: 20px;
  padding: 22px;
}

label {
  display: grid;
  gap: 7px;
  margin-bottom: 14px;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line-bright);
  border-radius: 8px;
  background: #10120d;
  color: var(--text);
  padding: 12px;
  outline: none;
}

textarea {
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: var(--accent);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.type-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 18px;
}

.type-tab {
  flex: 1 1 120px;
  background: var(--bg-card);
  color: var(--text);
}

.type-tab.active {
  border-color: var(--accent);
  background: var(--accent);
  color: #11130d;
}

.entry-panel {
  display: none;
}

.entry-panel.active {
  display: block;
}

.blood-pressure-grid {
  display: grid;
  gap: 12px;
}

.blood-pressure-grid fieldset {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
}

.blood-pressure-grid legend {
  color: var(--accent);
  font-weight: 700;
  padding: 0 6px;
}

.entry-form button,
.filters button,
.login-card button {
  width: 100%;
  padding: 0 18px;
}

.filters {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 120px;
  gap: 10px;
  margin-bottom: 14px;
}

.entry-card {
  padding: 20px;
  margin-bottom: 14px;
}

.entry-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 12px;
}

.entry-card-head > div {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pill {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  background: rgba(212, 255, 58, 0.12);
  color: var(--accent);
  padding: 0 10px;
  font-family: "JetBrains Mono", monospace;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.entry-card p {
  color: var(--text-dim);
}

.entry-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 18px 0 0;
}

.entry-meta div {
  min-width: 96px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px;
}

.entry-meta dd {
  margin: 2px 0 0;
  font-weight: 700;
}

.link-button {
  min-height: 34px;
  padding: 0 10px;
  background: transparent;
  color: var(--danger);
}

.empty,
.setup {
  padding: 24px;
  color: var(--text-dim);
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(420px, 100%);
  padding: 28px;
}

.login-card h1 {
  margin-bottom: 24px;
  font-size: 48px;
}

.error {
  border: 1px solid rgba(255, 107, 74, 0.45);
  border-radius: 8px;
  background: rgba(255, 107, 74, 0.12);
  color: #ffb199;
  padding: 10px 12px;
}

code {
  color: var(--accent);
}

@media (max-width: 900px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .main-nav {
    justify-content: flex-start;
  }

  .metric-grid,
  .entry-layout {
    grid-template-columns: 1fr;
  }

  .entry-form {
    position: static;
  }
}

@media (max-width: 560px) {
  .shell {
    width: min(100% - 20px, 1180px);
    padding-top: 24px;
  }

  .main-nav a {
    flex: 1 1 calc(50% - 8px);
    justify-content: center;
  }

  .filters,
  .field-grid,
  .blood-pressure-grid fieldset {
    grid-template-columns: 1fr;
  }

  .entry-card-head {
    align-items: flex-start;
    flex-direction: column;
  }
}