/* WIT Forms — brand system. All color via tokens; no hard-coded hex below :root. */
:root {
  /* WIT brand palette */
  --wit-blue:        #00AEEF;  /* primary brand / accents / focus */
  --wit-blue-deep:   #007EAE;  /* button fills, hovers */
  --wit-ink:         #06121D;  /* dark surfaces (topbar), strong text */
  --wit-white:       #FFFFFF;
  --wit-bg:          #F4F8FB;  /* app background */
  --wit-gray:        #6B7280;  /* muted text */
  --wit-green:       #33D17A;  /* success */
  --wit-red:         #FF6868;  /* error / alert */
  /* semantic roles */
  --bg:            var(--wit-bg);
  --surface:       var(--wit-white);
  --text:          #0E1B27;
  --text-muted:    var(--wit-gray);
  --border:        #E2E8F0;
  --primary:       var(--wit-blue-deep);   /* AA on white; bright blue is accent-only */
  --primary-hover: #066F98;
  --on-primary:    var(--wit-white);
  --accent:        var(--wit-blue);
  --focus-ring:    rgba(0, 174, 239, .45);
  --success:       var(--wit-green);
  --danger:        var(--wit-red);
  --topbar-bg:     var(--wit-ink);
  --topbar-text:   var(--wit-white);
  --radius:        10px;
  --shadow-sm:     0 1px 2px rgba(6, 18, 29, .06), 0 1px 3px rgba(6, 18, 29, .08);
  --shadow:        0 2px 12px rgba(6, 18, 29, .08);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.45;
}
.hidden { display: none !important; }
.muted { color: var(--text-muted); }
.small { font-size: 0.85rem; }
.center { text-align: center; }
.error { color: var(--danger); font-weight: 600; }
a { color: var(--primary); }

/* Keyboard focus is always visible (a11y) — never removed. */
:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 1px;
  border-radius: 6px;
}

/* Brand mascot mark: friendly black monster with a bright blue circular face */
.brand-mark {
  width: 64px; height: 64px; border-radius: 16px; background: var(--wit-ink);
  position: relative; flex: none;
}
.brand-mark::after {
  content: ""; position: absolute; inset: 18%;
  border-radius: 50%; background: var(--accent);
  box-shadow: inset 0 -6px 0 rgba(0, 0, 0, 0.12);
}
.brand-mark.sm { width: 32px; height: 32px; border-radius: 9px; }
.brand-mark.lg { width: 88px; height: 88px; border-radius: 22px; margin: 0 auto 0.5rem; }

/* Buttons */
.btn {
  border: none; border-radius: var(--radius); padding: 0.6rem 1.1rem;
  font-size: 0.95rem; font-weight: 600; cursor: pointer; text-decoration: none;
  display: inline-flex; align-items: center; gap: 0.4rem;
  transition: background .15s, color .15s, border-color .15s;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--primary); color: var(--on-primary); }
.btn-primary:hover:not(:disabled) { background: var(--primary-hover); }
.btn-secondary {
  background: var(--surface); color: var(--primary); border: 1px solid var(--primary);
}
.btn-secondary:hover:not(:disabled) { background: #eef7fb; }
.btn-ghost { background: transparent; color: var(--text-muted); }
.btn-ghost:hover:not(:disabled) { background: rgba(6, 18, 29, .05); }
.btn-lg { padding: 0.8rem 1.6rem; font-size: 1.05rem; }
.btn-sm { padding: 0.4rem 0.7rem; font-size: 0.85rem; }

/* Login */
.login-view { min-height: 100vh; display: grid; place-items: center; }
.login-card {
  background: var(--surface); padding: 2.5rem; border-radius: 16px; box-shadow: var(--shadow);
  text-align: center; max-width: 380px; width: 90%;
}
.login-card h1 { margin: 1rem 0 0.25rem; }
.login-card .brand-mark { margin: 0 auto; }
.login-card .btn { margin: 1rem 0 0.5rem; }

/* Topbar */
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--topbar-bg); color: var(--topbar-text);
  padding: 0.6rem 1.2rem; box-shadow: var(--shadow-sm);
  position: sticky; top: 0; z-index: 20;
}
.topbar-left { display: flex; align-items: center; gap: 0.6rem; }
.brand-name { font-weight: 800; color: var(--topbar-text); letter-spacing: 0.2px; }
.topbar-right { display: flex; align-items: center; gap: 0.8rem; }
.topbar .btn-ghost { color: var(--topbar-text); }
.topbar .btn-ghost:hover { background: rgba(255, 255, 255, .12); }
.topbar .muted { color: #b9c6d2; }

/* Layout */
.container { max-width: 980px; margin: 0 auto; padding: 1.5rem 1.2rem 5rem; }
.hero { text-align: center; padding: 2.5rem 0 1rem; }
.search-box {
  width: 100%; max-width: 620px; margin: 1rem auto 0; display: block;
  padding: 0.9rem 1.1rem; font-size: 1.1rem; border: 1px solid var(--border);
  border-radius: 999px; outline: none; background: var(--surface);
}
.search-box:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--focus-ring);
}

/* Category chips */
.chips { display: flex; gap: 0.5rem; flex-wrap: wrap; justify-content: center; margin: 1rem auto 0; max-width: 620px; }
.chip {
  border: 1px solid var(--border); background: var(--surface); color: var(--text-muted);
  border-radius: 999px; padding: 0.35rem 0.85rem; font-size: 0.85rem; font-weight: 600; cursor: pointer;
}
.chip:hover { border-color: var(--accent); color: var(--primary); }
.chip.active { background: var(--accent); color: var(--wit-ink); border-color: var(--accent); }

/* Results */
.results { list-style: none; padding: 0; margin: 1.2rem 0 0; display: grid; gap: 0.6rem; }
.result-item {
  background: var(--surface); border-radius: var(--radius); padding: 0.9rem 1.1rem;
  box-shadow: var(--shadow-sm); cursor: pointer; display: flex; align-items: center; gap: 1rem;
  border-left: 3px solid transparent; transition: transform .12s, box-shadow .12s, border-color .12s;
}
.result-item:hover { box-shadow: var(--shadow); transform: translateY(-1px); border-left-color: var(--accent); }
.result-num { font-weight: 800; color: var(--primary); min-width: 80px; font-size: 1.05rem; }
.result-title { font-weight: 600; }
.badge {
  font-size: 0.7rem; background: var(--accent); color: var(--wit-ink);  /* ink on bright blue ≈ 7:1 */
  padding: 0.15rem 0.55rem; border-radius: 999px; margin-left: auto; white-space: nowrap; font-weight: 700;
}
.state-msg { text-align: center; color: var(--text-muted); padding: 2rem 0; }

/* Form */
.form-head { margin: 0.5rem 0 1rem; }
.form-head h2 { margin: 0.3rem 0 0; }

/* Two-column layout: sticky section nav rail + form body */
.form-layout { display: grid; grid-template-columns: 220px 1fr; gap: 1.2rem; align-items: start; }
.section-nav { position: sticky; top: 64px; align-self: start; max-height: calc(100vh - 90px); overflow: auto; }
.section-nav ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.section-nav a {
  display: block; padding: 0.45rem 0.7rem; border-radius: 8px; text-decoration: none;
  color: var(--text-muted); font-size: 0.88rem; border-left: 3px solid transparent;
}
.section-nav a:hover { background: #eef7fb; color: var(--primary); }
.section-nav a.active { background: #eef7fb; color: var(--primary); border-left-color: var(--accent); font-weight: 700; }
.form-main { min-width: 0; }

.section {
  background: var(--surface); border-radius: var(--radius); box-shadow: var(--shadow-sm);
  margin-bottom: 1rem; overflow: hidden; scroll-margin-top: 72px;
}
.section-head {
  display: flex; align-items: center; gap: 0.6rem; padding: 0.9rem 1.1rem;
  border-bottom: 1px solid #eef2f6; background: #fafdff;
  border-left: 3px solid var(--accent);  /* brand accent bar */
}
.section-head h3 { margin: 0; font-size: 1.05rem; }
/* Inline "saved info" controls, pinned to the right of a block's header. */
.prefill-controls { margin-left: auto; display: flex; align-items: center; gap: 0.4rem; }
.prefill-select {
  padding: 0.3rem 0.5rem; border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.85rem; background: var(--surface); max-width: 220px;
}
.section-body { padding: 1.1rem; display: grid; grid-template-columns: 1fr 1fr; gap: 0.9rem; }
.field { display: flex; flex-direction: column; gap: 0.3rem; }
.field.full { grid-column: 1 / -1; }
.field label { font-size: 0.85rem; font-weight: 600; display: inline-flex; align-items: center; gap: 0.3rem; }
.field .req { color: var(--danger); }
.field input, .field select, .field textarea {
  padding: 0.55rem 0.7rem; border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.95rem; font-family: inherit; background: var(--surface); color: var(--text);
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--accent); outline: none; box-shadow: 0 0 0 3px var(--focus-ring);
}
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--danger); }
.field-err { color: var(--danger); font-size: 0.78rem; }
.field .pill { font-size: 0.7rem; color: var(--text-muted); font-weight: 600; }

/* Field help hint */
.hint {
  display: inline-grid; place-items: center; width: 16px; height: 16px; border-radius: 50%;
  background: var(--border); color: var(--text); font-size: 0.7rem; font-weight: 700; cursor: help;
}
.hint:hover { background: var(--accent); color: var(--wit-ink); }

.radio-row { display: flex; gap: 1rem; flex-wrap: wrap; }
.radio-row label { font-weight: 500; display: flex; gap: 0.3rem; align-items: center; }
.toggle-row { display: flex; align-items: center; gap: 0.5rem; }

.more-toggle {
  background: none; border: none; color: var(--primary); cursor: pointer;
  font-weight: 600; padding: 0.5rem 1.1rem; font-size: 0.9rem;
}
.rare-fields.collapsed { display: none; }

/* Insurer table + sections-attached hub */
.insurer-table { width: 100%; border-collapse: collapse; grid-column: 1 / -1; }
.insurer-table th, .insurer-table td { padding: 0.4rem 0.4rem; text-align: left; vertical-align: middle; }
.insurer-table input { width: 100%; }
.insurer-letter { font-weight: 800; color: var(--primary); }
.attach-launch { white-space: nowrap; }

/* Actions */
.action-bar {
  display: flex; gap: 0.8rem; flex-wrap: wrap; align-items: center;
  position: sticky; bottom: 0; background: var(--bg); padding: 1rem 0; margin-top: 0.5rem;
  border-top: 1px solid var(--border);
}
.req-counter { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); margin-left: auto; }
.req-counter.done { color: var(--success); }
.req-counter.todo { color: var(--danger); }

.validation-summary {
  background: #fff4f4; border: 1px solid var(--danger); color: #9a2222;
  border-radius: var(--radius); padding: 0.8rem 1rem; margin-bottom: 0.8rem;
}
.validation-summary ul { margin: 0.3rem 0 0; padding-left: 1.2rem; }
.validation-summary a { color: #9a2222; text-decoration: underline; cursor: pointer; }

/* Preview pane + states */
.preview-pane { margin-top: 1rem; }
.preview-pane iframe { width: 100%; height: 80vh; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.preview-status {
  display: flex; align-items: center; gap: 0.6rem; justify-content: center;
  padding: 2rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  color: var(--text-muted); font-weight: 600;
}
.preview-status.err { color: #9a2222; border-color: var(--danger); background: #fff4f4; }
.spinner {
  width: 18px; height: 18px; border: 3px solid var(--border); border-top-color: var(--accent);
  border-radius: 50%; animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Dialog */
.dialog { border: none; border-radius: 14px; padding: 1.5rem; box-shadow: var(--shadow); width: min(460px, 92vw); }
.dialog::backdrop { background: rgba(6, 18, 29, 0.45); }
.dialog h3 { margin-top: 0; }
.dialog label { display: flex; flex-direction: column; gap: 0.3rem; margin-bottom: 0.9rem; font-size: 0.9rem; font-weight: 600; }
.dialog input, .dialog select, .dialog textarea {
  padding: 0.55rem 0.7rem; border: 1px solid var(--border); border-radius: 8px; font-family: inherit; font-size: 0.95rem;
}
.dialog .locked { background: var(--bg); color: var(--text-muted); cursor: not-allowed; }
.dialog-actions { display: flex; justify-content: flex-end; gap: 0.6rem; margin-top: 0.5rem; }

/* Toast */
.toast {
  position: fixed; bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  background: var(--surface); color: var(--text); padding: 0.8rem 1.2rem; border-radius: var(--radius);
  box-shadow: var(--shadow); z-index: 50; font-weight: 600; border-left: 4px solid var(--text-muted);
  max-width: 90vw;
}
.toast.success { border-left-color: var(--success); }
.toast.success::before { content: "✓ "; color: var(--success); font-weight: 800; }
.toast.error { border-left-color: var(--danger); }

/* Mobile */
@media (max-width: 760px) {
  .form-layout { grid-template-columns: 1fr; }
  /* Section nav becomes a horizontal chip-scroller above the form. */
  .section-nav { position: static; max-height: none; overflow-x: auto; }
  .section-nav ul { grid-auto-flow: column; grid-auto-columns: max-content; gap: 0.4rem; }
  .section-nav a { border-left: none; border-bottom: 3px solid transparent; white-space: nowrap; }
  .section-nav a.active { border-left: none; border-bottom-color: var(--accent); }
}
@media (max-width: 620px) {
  .section-body { grid-template-columns: 1fr; }
  /* Sticky bottom action bar; primary stays prominent, rest scroll behind it. */
  .action-bar {
    flex-wrap: nowrap; overflow-x: auto; gap: 0.5rem;
    box-shadow: 0 -2px 12px rgba(6, 18, 29, .08); padding: 0.7rem 0.6rem;
    margin: 0.5rem -1.2rem 0;
  }
  .action-bar .btn { flex: 0 0 auto; }
  .req-counter { order: -1; flex: 0 0 100%; margin: 0 0 0.2rem; }
}