:root {
  --color-bg: #f7f7f5;
  --color-surface: #ffffff;
  --color-surface-2: #eeeeeb;
  --color-text: #181817;
  --color-muted: #686865;
  --color-border: #d9d9d3;
  --color-accent: #111111;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 2px rgba(20, 20, 20, .05);
  --shadow-md: 0 12px 30px rgba(20, 20, 20, .08);
  --space-section: clamp(3rem, 7vw, 6rem);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 15px;
  line-height: 1.55;
}

a { color: inherit; text-underline-offset: 3px; }
a:hover { color: #000; }

.site-header {
  background: rgba(247, 247, 245, .92);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.navbar { padding-block: .75rem; }
.navbar-brand { font-weight: 700; letter-spacing: -.03em; }
.nav-link { color: var(--color-muted); font-weight: 600; font-size: .92rem; }
.nav-link.active, .nav-link:hover { color: var(--color-text); }
.navbar-toggler { border-radius: var(--radius-sm); border-color: var(--color-border); }

.btn {
  border-radius: var(--radius-sm);
  font-weight: 700;
  letter-spacing: -.01em;
  padding: .72rem 1rem;
}
.btn-lg { padding: .86rem 1.15rem; font-size: .98rem; }
.btn-dark { background: var(--color-accent); border-color: var(--color-accent); }
.btn-outline-dark { border-color: #2c2c2a; }
.btn:focus-visible, .form-control:focus, .form-select:focus {
  box-shadow: 0 0 0 .22rem rgba(24, 24, 23, .14);
  border-color: var(--color-text);
}

.hero-section { padding: clamp(3rem, 8vw, 6.5rem) 0 var(--space-section); }
.eyebrow {
  color: var(--color-muted);
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .12em;
  text-transform: uppercase;
}
h1, h2, h3, .page-title {
  color: var(--color-text);
  letter-spacing: -.045em;
  line-height: 1.05;
}
h1 { font-size: clamp(2.35rem, 6vw, 4.75rem); font-weight: 800; max-width: 11ch; }
h2 { font-size: clamp(1.65rem, 3.5vw, 2.75rem); font-weight: 800; }
h3 { font-size: 1.05rem; font-weight: 800; }
.page-title { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; }
.lead-copy { color: var(--color-muted); font-size: clamp(1rem, 2vw, 1.14rem); max-width: 42rem; }

.metric-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: .75rem;
  max-width: 34rem;
}
.metric-row div, .feature-card, .panel, .form-shell, .confirmation-card, .table-card, .detail-card, .empty-state {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}
.metric-row div { padding: .9rem; }
.metric-row dt { font-size: 1.1rem; font-weight: 800; line-height: 1; }
.metric-row dd { margin: .25rem 0 0; color: var(--color-muted); font-size: .82rem; }

.panel { padding: 1rem; }
.hero-panel { max-width: 34rem; margin-left: auto; }
.panel-header {
  display: flex; align-items: center; gap: .5rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: .85rem; margin-bottom: 1rem;
  color: var(--color-muted); font-size: .86rem; font-weight: 700;
}
.status-dot { width: .55rem; height: .55rem; border-radius: 50%; background: #198754; display: inline-block; }
.preview-card { background: var(--color-surface-2); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 1rem; margin-bottom: 1rem; }
.preview-line { height: .7rem; background: #cfcfca; border-radius: 999px; margin-bottom: .65rem; }
.preview-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: .6rem; margin-top: 1rem; }
.preview-grid span { min-height: 4.7rem; background: #fff; border: 1px solid var(--color-border); border-radius: var(--radius-sm); }
.check-list { list-style: none; padding: 0; display: grid; gap: .55rem; color: var(--color-muted); }
.check-list li { position: relative; padding-left: 1.35rem; }
.check-list li::before { content: "✓"; position: absolute; left: 0; color: var(--color-text); font-weight: 900; }

.section { padding: var(--space-section) 0; }
.muted-section { background: var(--color-surface-2); border-block: 1px solid var(--color-border); }
.section-heading { max-width: 44rem; margin-bottom: 1.5rem; }
.section-heading p:not(.eyebrow) { color: var(--color-muted); }
.feature-card { padding: 1.25rem; height: 100%; }
.feature-card p { color: var(--color-muted); margin-bottom: 0; }
.timeline-list { list-style: none; margin: 0; padding: 0; display: grid; gap: .75rem; }
.timeline-list li { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: 1rem; background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-md); }
.timeline-list span { font-weight: 900; color: var(--color-muted); }
.timeline-list p { margin: .2rem 0 0; color: var(--color-muted); }

.form-shell, .confirmation-card, .detail-card, .empty-state { padding: clamp(1.2rem, 3vw, 2rem); }
.form-label { font-weight: 700; font-size: .9rem; }
.form-control, .form-select { border-radius: var(--radius-sm); border-color: var(--color-border); padding: .78rem .86rem; }
.hp-field { position: absolute; left: -10000px; width: 1px; height: 1px; opacity: 0; }
.invalid-feedback { font-size: .8rem; }

.alert { border-radius: var(--radius-sm); border: 1px solid var(--color-border); }
.confirmation-page { min-height: 64vh; display: flex; align-items: center; }
.submitted-summary { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .75rem; }
.submitted-summary div { border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: .9rem; background: var(--color-bg); }
.submitted-summary span { display: block; color: var(--color-muted); font-size: .78rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.submitted-summary strong { display: block; margin-top: .18rem; overflow-wrap: anywhere; }

.table-card { overflow: hidden; }
.table { --bs-table-bg: transparent; }
.table th { color: var(--color-muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }
.table td, .table th { padding: 1rem; border-color: var(--color-border); }
.empty-state { text-align: center; padding-block: 4rem; }
.empty-state p { color: var(--color-muted); }
.back-link { color: var(--color-muted); font-weight: 700; text-decoration: none; }
.back-link:hover { color: var(--color-text); }
.detail-layout { max-width: 940px; }
.message-box { background: var(--color-bg); border: 1px solid var(--color-border); border-radius: var(--radius-sm); padding: 1rem; white-space: normal; }

.site-footer { padding: 1.5rem 0; border-top: 1px solid var(--color-border); color: var(--color-muted); font-size: .88rem; }

@media (max-width: 767.98px) {
  h1 { max-width: none; }
  .metric-row, .submitted-summary { grid-template-columns: 1fr; }
  .hero-panel { margin-left: 0; }
  .table td, .table th { white-space: nowrap; }
}