:root {
  color-scheme: light;
  --bg: #f6f7f9;
  --surface: #ffffff;
  --line: #dfe4ea;
  --text: #111827;
  --muted: #667085;
  --brand: #165d5f;
  --brand-strong: #0f4446;
  --accent: #f3b545;
  --danger: #b42318;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}
a { color: inherit; }
.brand {
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0;
}
.public-header,
.app-header {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--line);
}
.header-left,
.header-right,
.nav-inline,
.main-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}
.main-nav a,
.nav-inline a,
.user-link {
  padding: 8px 10px;
  border-radius: 6px;
  text-decoration: none;
  color: var(--muted);
}
.main-nav a.active,
.main-nav a:hover,
.nav-inline a:hover {
  color: var(--text);
  background: #eef3f5;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 36px;
  padding: 8px 13px;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text);
  text-decoration: none;
  cursor: pointer;
  font: inherit;
}
.btn.primary {
  border-color: var(--brand);
  background: var(--brand);
  color: #fff;
}
.public-shell { background: #eef3f1; }
.hero {
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  padding: 48px 24px;
  background:
    linear-gradient(90deg, rgba(15,68,70,.92), rgba(22,93,95,.74)),
    url('/assets/images/client-portal-bg.svg') center/cover no-repeat;
}
.hero-copy {
  width: min(720px, 100%);
  color: #fff;
}
.hero h1 {
  margin: 8px 0 12px;
  font-size: clamp(38px, 7vw, 78px);
  line-height: 1;
}
.hero p {
  max-width: 620px;
  font-size: 20px;
  line-height: 1.45;
}
.hero-actions { display: flex; gap: 10px; margin-top: 24px; }
.quick-links { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 14px; }
.eyebrow {
  color: var(--accent);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 12px;
}
.auth-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}
.auth-wrap { width: min(720px, 100%); }
.auth-brand { display: inline-block; margin-bottom: 16px; }
.auth-card,
.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 22px;
}
.auth-card { width: min(460px, 100%); margin: 0 auto; }
.auth-card.wide { width: min(720px, 100%); }
.stack { display: grid; gap: 12px; }
label { display: grid; gap: 5px; font-weight: 700; font-size: 13px; }
input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  padding: 8px 10px;
  border: 1px solid #cbd5e1;
  border-radius: 6px;
  font: inherit;
  background: #fff;
}
.grid { display: grid; gap: 12px; }
.grid.two { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.form-foot {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-top: 16px;
  color: var(--muted);
  font-size: 13px;
}
.alert {
  padding: 10px 12px;
  border-radius: 6px;
  margin: 10px 0;
}
.alert.error {
  border: 1px solid #f2b8b5;
  background: #fff0ef;
  color: var(--danger);
}
.app-main { padding: 22px; }
.page-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 14px;
  margin-bottom: 16px;
}
h1, h2 { margin: 0 0 8px; }
.muted { color: var(--muted); }
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}
.kpi {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 16px;
}
.kpi span { display: block; color: var(--muted); font-size: 13px; }
.kpi b { display: block; font-size: 30px; margin-top: 6px; }
table {
  width: 100%;
  border-collapse: collapse;
}
th, td {
  padding: 9px 8px;
  border-bottom: 1px solid #eef1f4;
  text-align: left;
  vertical-align: top;
  font-size: 14px;
}
th { color: #344054; background: #f8fafc; }
.details { display: grid; gap: 8px; }
.details div { display: flex; gap: 8px; }
.details dt { font-weight: 700; min-width: 120px; }
.details dd { margin: 0; }

@media (max-width: 680px) {
  .public-header,
  .app-header {
    align-items: flex-start;
    flex-direction: column;
    padding: 14px;
  }
  .grid.two { grid-template-columns: 1fr; }
  .hero { align-items: flex-start; }
  .hero p { font-size: 17px; }
}