/* ============================================================
   Public pages - client approval / signing links and the login screen.
   Loaded AFTER /assets/portal.css (tokens, buttons, cards, .dl, .data-table,
   .alert, .st, signature pad). Not part of the portal.css bundle: staff pages
   never need it. Tokens only - no raw brand colours here.
   ============================================================ */

/* ---------------- Public shell ---------------- */
body.pub { background: var(--bg); min-height: 100vh; display: flex; flex-direction: column; }

.pub-bar { background: var(--brand-navy); color: #fff; }
.pub-bar-in {
  max-width: 920px; margin: 0 auto; padding: 12px var(--space-5);
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-4);
}
.pub-brand { display: flex; align-items: center; gap: 12px; min-width: 0; }
.pub-brand-logo {
  width: 40px; height: 40px; border-radius: var(--radius-md); background: #fff;
  display: grid; place-items: center; overflow: hidden; flex-shrink: 0;
}
.pub-brand-logo img { width: 100%; height: 100%; object-fit: contain; padding: 3px; }
.pub-brand-name { font-weight: 650; font-size: var(--text-base); line-height: 1.25; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.pub-brand-sub { font-size: var(--text-xs); color: rgba(255, 255, 255, 0.65); }
.pub-secure {
  display: inline-flex; align-items: center; gap: 6px; flex-shrink: 0;
  font-size: var(--text-xs); font-weight: 550; color: rgba(255, 255, 255, 0.8);
  padding: 5px 10px; border: 1px solid rgba(255, 255, 255, 0.22); border-radius: var(--radius-full);
}
.pub-secure .ic { width: 14px; height: 14px; }

.pub-wrap { width: 100%; max-width: 920px; margin: 0 auto; padding: var(--space-6) var(--space-5) var(--space-10); flex: 1; }
.pub-wrap > .alert { margin-bottom: var(--space-4); }
.pub-wrap > .card + .card { margin-top: var(--space-5); }

/* Letterhead strip at the top of the document card (mirrors the PDF letterhead) */
.pub-letterhead {
  display: flex; justify-content: space-between; align-items: flex-start; gap: var(--space-5);
  padding: var(--space-6); border-bottom: 3px solid var(--brand-navy);
}
.pub-lh-company { display: flex; gap: var(--space-4); min-width: 0; }
.pub-lh-logo { width: 64px; height: 64px; object-fit: contain; flex-shrink: 0; }
.pub-lh-name { font-size: var(--text-lg); font-weight: 700; color: var(--brand-navy); }
.pub-lh-meta { font-size: var(--text-xs); color: var(--muted); line-height: 1.6; margin-top: 2px; }
.pub-lh-meta b { color: var(--text-2); font-weight: 600; }
.pub-lh-doc { text-align: right; flex-shrink: 0; }
.pub-lh-type { font-size: var(--text-xs); font-weight: 650; letter-spacing: 0.07em; text-transform: uppercase; color: var(--muted); }
.pub-lh-num { font-size: var(--text-2xl); font-weight: 750; color: var(--brand-navy); letter-spacing: -0.02em; margin: 2px 0 6px; }
.pub-lh-date { font-size: var(--text-xs); color: var(--muted); margin-top: 6px; }

/* Document sections */
.pub-section { padding: var(--space-5) var(--space-6); border-bottom: 1px solid var(--border); }
.pub-section:last-child { border-bottom: 0; }
.pub-section-title {
  font-size: var(--text-2xs); font-weight: 650; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 var(--space-3);
}
.pub-cols { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5) var(--space-8); }
.pub-text { background: var(--color-neutral-50); border: 1px solid var(--border); border-radius: var(--radius-md); padding: var(--space-3) var(--space-4); font-size: var(--text-sm); line-height: 1.65; white-space: pre-line; }
.pub-items { margin: 0 calc(-1 * var(--space-6)); }
.pub-items .data-table th:first-child, .pub-items .data-table td:first-child { padding-left: var(--space-6); }
.pub-items .data-table th:last-child, .pub-items .data-table td:last-child { padding-right: var(--space-6); }
.pub-items .data-table td.cell-desc { white-space: pre-line; }
.pub-totals { max-width: 320px; margin: var(--space-4) 0 0 auto; }

/* Representative signature shown on the signing page */
.pub-sig-show { display: inline-block; padding: var(--space-3) var(--space-4); background: var(--color-neutral-50); border: 1px solid var(--border); border-radius: var(--radius-md); }
.pub-sig-show img { max-height: 60px; display: block; }
.pub-sig-meta { font-size: var(--text-xs); color: var(--muted); margin-top: 6px; }

/* Discussion thread */
.pub-thread { list-style: none; margin: 0 0 var(--space-4); padding: 0; display: flex; flex-direction: column; gap: var(--space-3); }
.pub-msg { padding: var(--space-3) var(--space-4); border-radius: var(--radius-md); border: 1px solid var(--border); background: #fff; font-size: var(--text-sm); line-height: 1.6; white-space: pre-line; }
.pub-msg.is-client { background: var(--color-primary-50); border-color: var(--color-primary-200); }
.pub-msg.is-staff { background: var(--brand-navy-50); border-color: var(--brand-navy-100); }
.pub-msg-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; font-size: var(--text-xs); color: var(--muted); margin-bottom: 4px; white-space: normal; }
.pub-msg-meta strong { color: var(--text); font-weight: 600; }
.pub-empty { font-size: var(--text-sm); color: var(--muted); margin: 0 0 var(--space-4); }

/* Forms on public pages */
.pub-form { display: flex; flex-direction: column; gap: var(--space-4); }
.pub-form .form-grid { gap: var(--space-4); }
.pub-actions { display: flex; justify-content: flex-end; gap: var(--space-3); flex-wrap: wrap; }
.pub-consent { font-size: var(--text-sm); color: var(--text-2); line-height: 1.6; margin: 0; }

/* State screens: invalid / expired / done */
.pub-state { text-align: center; padding: var(--space-12) var(--space-6); }
.pub-state-icon { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; margin: 0 auto var(--space-4); background: var(--color-neutral-100); color: var(--color-neutral-500); }
.pub-state-icon .ic { width: 30px; height: 30px; }
.pub-state-icon.is-success { background: var(--tone-success-bg); color: var(--tone-success-fg); }
.pub-state-icon.is-warning { background: var(--tone-warning-bg); color: var(--tone-warning-fg); }
.pub-state h1 { font-size: var(--text-2xl); font-weight: 700; margin-bottom: var(--space-2); }
.pub-state p { color: var(--muted); font-size: var(--text-sm); max-width: 46ch; margin: 0 auto; line-height: 1.6; }
.pub-state .pub-contact { margin-top: var(--space-5); font-size: var(--text-sm); color: var(--text-2); }
.pub-state .pub-contact a { color: var(--color-primary-700); font-weight: 600; text-decoration: none; }

.pub-foot { text-align: center; font-size: var(--text-xs); color: var(--muted); padding: var(--space-6) var(--space-5) var(--space-8); }

@media (max-width: 640px) {
  .pub-bar-in { padding: 10px var(--space-4); }
  .pub-brand-sub, .pub-secure span { display: none; }
  .pub-wrap { padding: var(--space-4) var(--space-3) var(--space-8); }
  .pub-letterhead { flex-direction: column; padding: var(--space-5) var(--space-4); gap: var(--space-4); }
  .pub-lh-logo { width: 48px; height: 48px; }
  .pub-lh-doc { text-align: left; }
  .pub-section { padding: var(--space-4); }
  .pub-items { margin: 0 calc(-1 * var(--space-4)); }
  .pub-items .data-table td:first-child { padding-left: var(--space-4); }
  .pub-items .data-table td:last-child { padding-right: var(--space-4); }
  .pub-cols, .pub-form .form-grid { grid-template-columns: 1fr; }
  .pub-totals { max-width: none; }
  .pub-items .data-table--stack td.cell-desc { display: block; text-align: left; font-weight: 550; color: var(--text); padding-bottom: 6px; }
  .pub-items .data-table--stack td.cell-desc::before { display: none; }
  .pub-actions .btn { width: 100%; }
  .sig-canvas { height: 170px; }
}

/* ---------------- Login ---------------- */
body.login { min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr); background: #fff; }
.login-brand {
  background: radial-gradient(900px 520px at 15% 0%, var(--brand-navy-600) 0%, transparent 60%), var(--brand-navy-900);
  color: #fff; padding: var(--space-10) var(--space-12); display: flex; flex-direction: column; justify-content: space-between; gap: var(--space-8);
}
.login-logo { display: flex; align-items: center; gap: 14px; }
.login-logo-mark { width: 56px; height: 56px; border-radius: var(--radius-lg); background: #fff; display: grid; place-items: center; overflow: hidden; flex-shrink: 0; }
.login-logo-mark img { width: 100%; height: 100%; object-fit: contain; padding: 4px; }
.login-logo-name { font-weight: 700; font-size: var(--text-lg); line-height: 1.25; }
.login-logo-sub { font-size: var(--text-xs); color: rgba(255, 255, 255, 0.6); letter-spacing: 0.06em; text-transform: uppercase; margin-top: 2px; }
.login-pitch h1 { color: #fff; font-size: var(--text-3xl); font-weight: 750; letter-spacing: -0.02em; line-height: 1.2; max-width: 18ch; }
.login-pitch p { color: rgba(255, 255, 255, 0.72); font-size: var(--text-base); line-height: 1.6; max-width: 46ch; margin: var(--space-3) 0 0; }
.login-points { list-style: none; margin: var(--space-6) 0 0; padding: 0; display: grid; gap: var(--space-3); }
.login-points li { display: flex; gap: 10px; align-items: flex-start; color: rgba(255, 255, 255, 0.82); font-size: var(--text-sm); line-height: 1.5; }
.login-points .dot { width: 8px; height: 8px; margin-top: 6px; border-radius: 50%; background: var(--color-primary-500); box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.22); flex-shrink: 0; }
.login-copy { font-size: var(--text-xs); color: rgba(255, 255, 255, 0.5); }

.login-main { display: flex; align-items: center; justify-content: center; padding: var(--space-8) var(--space-6); background: var(--bg); }
.login-card { width: 100%; max-width: 400px; }
.login-card h2 { font-size: var(--text-2xl); font-weight: 700; }
.login-card .login-hint { color: var(--muted); font-size: var(--text-sm); margin: 6px 0 var(--space-6); }
.login-card .alert { margin-bottom: var(--space-4); }
.login-card form { display: flex; flex-direction: column; gap: var(--space-4); }
.login-card input { height: 44px; }
.login-card .btn { width: 100%; margin-top: var(--space-2); }
.login-card .login-foot { margin-top: var(--space-6); text-align: center; font-size: var(--text-xs); color: var(--muted); }

@media (max-width: 860px) {
  body.login { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .login-brand { padding: var(--space-5) var(--space-5); gap: 0; }
  .login-pitch, .login-copy { display: none; }
  .login-logo-mark { width: 44px; height: 44px; }
  .login-main { align-items: flex-start; padding: var(--space-8) var(--space-5); }
}