:root {
  --bg: #f4f6fb;
  --text: #1f2937;
  --muted: #6b7280;
  --card: #ffffff;
  --border: #e5e7eb;
  --primary: #1e40af;
  --primary-hover: #1d4ed8;
  --secondary: #f3f4f6;
  --expiring: #fff7d1;
  --due: #ffe7cc;
  --expired: #ffe2e2;
  --ok: #ecfdf3;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: radial-gradient(circle at top right, #e6ecff 0%, var(--bg) 55%);
}

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

.auth-card {
  width: min(420px, 100%);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
  box-shadow: 0 16px 28px rgba(0, 0, 0, 0.08);
}

.auth-card h1 {
  margin: 0;
  font-size: 24px;
}

.auth-card p {
  margin: 8px 0 18px;
  color: var(--muted);
  font-size: 14px;
}

.auth-form {
  display: grid;
  gap: 12px;
}

.login-error {
  margin: 0;
  min-height: 18px;
  font-size: 13px;
  color: #b91c1c;
}

.layout {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px;
  display: grid;
  gap: 16px;
}

.page-header h1 {
  margin: 0;
  font-size: 28px;
}

.page-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.user-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid #bfdbfe;
  background: #eff6ff;
  color: #1e3a8a;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 600;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.04);
}

h2 {
  margin: 0 0 12px;
  font-size: 20px;
}

.record-form {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  font-size: 14px;
  color: var(--muted);
}

input {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
}

.date-only-picker {
  position: relative;
  cursor: pointer;
}

.date-only-picker::-webkit-calendar-picker-indicator {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  margin: 0;
  opacity: 0;
  cursor: pointer;
}

.date-only-picker::-webkit-datetime-edit {
  cursor: pointer;
}

select {
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  padding: 10px;
  font-size: 14px;
  color: var(--text);
  background: #fff;
}

input:focus,
select:focus {
  outline: 2px solid #bfdbfe;
  border-color: #3b82f6;
}

button {
  border: 0;
  border-radius: 8px;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  background: var(--primary);
}

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

button.secondary {
  color: var(--text);
  background: var(--secondary);
}

button.secondary:hover {
  background: #e5e7eb;
}

.form-actions {
  grid-column: 1 / -1;
  display: flex;
  gap: 10px;
  padding-top: 4px;
}

.table-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  gap: 12px;
}

.table-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 1280px;
}

th,
td {
  border: 1px solid var(--border);
  padding: 10px;
  text-align: left;
  font-size: 14px;
}

th {
  background: #f9fafb;
}

tr.status-normal {
  background: var(--ok);
}

tr.status-expiring {
  background: var(--expiring);
}

tr.status-due {
  background: var(--due);
}

tr.status-expired {
  background: var(--expired);
}

.status-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 2px 10px;
  font-size: 12px;
  font-weight: 700;
}

.status-tag.normal {
  background: #bbf7d0;
  color: #166534;
}

.status-tag.expiring {
  background: #fde68a;
  color: #92400e;
}

.status-tag.due {
  background: #fdba74;
  color: #7c2d12;
}

.status-tag.expired {
  background: #fca5a5;
  color: #7f1d1d;
}

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

.row-actions button {
  padding: 6px 10px;
  font-size: 12px;
}

.reminder-panel {
  background: #fff1f2;
  border: 1px solid #fecdd3;
  border-radius: 10px;
  padding: 12px 14px;
}

.reminder-panel h3 {
  margin: 0 0 8px;
  color: #9f1239;
}

.reminder-panel ul {
  margin: 0;
  padding-left: 20px;
  color: #881337;
}

.hidden {
  display: none;
}

@media (max-width: 768px) {
  .auth-layout {
    padding: 14px;
  }

  .auth-card {
    padding: 20px;
  }

  .layout {
    padding: 14px;
  }

  .page-header h1 {
    font-size: 24px;
  }

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