:root {
  color-scheme: light;
  --bg: #f7f9fb;
  --ink: #13202c;
  --muted: #64748b;
  --line: #d7dee8;
  --primary: #0d3b66;
  --primary-2: #185f8f;
  --ok: #0f7b4f;
  --warn: #8a5a00;
  --panel: #ffffff;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.shell {
  width: min(960px, calc(100% - 28px));
  margin: 0 auto;
  padding: 22px 0 40px;
}

.topbar,
.employee-line,
.section-title,
.callout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

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

h1 {
  font-size: 34px;
}

h2 {
  font-size: 20px;
}

h3 {
  font-size: 16px;
}

.eyebrow {
  color: var(--primary-2);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.muted {
  color: var(--muted);
  margin-top: 4px;
}

.status-pill {
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  font-size: 13px;
  padding: 8px 12px;
  white-space: nowrap;
}

.status-pill.ok {
  border-color: rgba(15, 123, 79, 0.3);
  color: var(--ok);
}

.status-pill.warn {
  border-color: rgba(138, 90, 0, 0.28);
  color: var(--warn);
}

.notice,
.panel {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-top: 18px;
}

.notice {
  line-height: 1.45;
  padding: 14px 16px;
}

.panel {
  padding: 18px;
}

.form {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

label {
  display: grid;
  color: var(--muted);
  font-size: 13px;
  gap: 6px;
}

input {
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  font: inherit;
  min-height: 44px;
  padding: 10px 12px;
}

button {
  align-items: center;
  background: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 6px;
  color: #fff;
  cursor: pointer;
  display: inline-flex;
  font: inherit;
  font-weight: 700;
  justify-content: center;
  min-height: 44px;
  padding: 10px 14px;
}

button:hover {
  background: var(--primary-2);
}

button.secondary {
  background: #fff;
  border-color: var(--line);
  color: var(--ink);
}

button:disabled {
  cursor: wait;
  opacity: 0.55;
}

.hidden {
  display: none;
}

.callout {
  background: #eef7f9;
  border: 1px solid #c8e2e7;
  border-radius: 8px;
  margin-top: 18px;
  padding: 14px;
}

.callout p {
  color: #34515a;
  line-height: 1.4;
  margin-top: 4px;
}

.punch-grid {
  display: grid;
  gap: 12px;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-top: 18px;
}

.history-empty {
  color: var(--muted);
  margin-top: 14px;
}

.history-list {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

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

.history-item code {
  color: var(--muted);
  font-size: 12px;
}

.message {
  color: var(--muted);
  margin-top: 16px;
  min-height: 24px;
}

@media (max-width: 720px) {
  .topbar,
  .employee-line,
  .section-title,
  .callout,
  .history-item {
    align-items: stretch;
    flex-direction: column;
  }

  .punch-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 420px) {
  .punch-grid {
    grid-template-columns: 1fr;
  }
}