/* HVAC Leases — signup page (Design C: form + trust sidebar).
   Builds on brand.css tokens; sibling to auth.css for visual consistency.
*/
@import url("brand.css");

* , *::before, *::after { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: 'Inter', ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.signup-page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ===== Topbar ===== */
.signup-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 22px clamp(20px, 4vw, 48px);
  border-bottom: 1px solid var(--line);
  background: var(--bg);
}
.signup-mark {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.signup-topbar-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--mute);
}
.signup-crumb { color: var(--mute); }
.signup-crumb-sep { color: var(--mute-3); }
.signup-topbar-nav a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color .15s;
}
.signup-topbar-nav a:hover { border-bottom-color: var(--gold); }

/* ===== Main: two-column ===== */
.signup-main {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(0, 6fr) minmax(0, 4fr);
  min-height: 0;
}

@media (max-width: 980px) {
  .signup-main { grid-template-columns: 1fr; }
  .signup-trust-side { order: -1; }
}

/* ===== Left: form ===== */
.signup-form-side {
  background: var(--bg);
  padding: clamp(32px, 5vw, 64px) clamp(24px, 5vw, 64px);
  display: flex;
  align-items: flex-start;
  justify-content: center;
}
.signup-form-wrap {
  width: 100%;
  max-width: 520px;
}

.signup-h1 {
  margin: 0 0 8px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(28px, 3.6vw, 38px);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.15;
  color: var(--ink);
}
.signup-h1 em {
  font-style: italic;
  color: var(--gold-deep);
}
.signup-sub {
  margin: 0 0 28px;
  color: var(--mute);
  font-size: 15.5px;
}

.signup-error {
  margin: 0 0 20px;
  padding: 12px 14px;
  background: #fff4f4;
  border: 1px solid #f0c2c2;
  border-left: 3px solid #c34646;
  border-radius: 4px;
  color: #8b2424;
  font-size: 14px;
}
.signup-error div + div { margin-top: 4px; }

.signup-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 540px) {
  .signup-row { grid-template-columns: 1fr; }
}

.signup-field {
  display: block;
  margin-bottom: 14px;
}
.signup-field-full { grid-column: 1 / -1; }
.signup-field-label {
  display: block;
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  text-transform: uppercase;
  margin-bottom: 6px;
}
.signup-field-optional {
  font-weight: 400;
  text-transform: none;
  letter-spacing: normal;
  color: var(--mute);
}
.signup-field input {
  width: 100%;
  padding: 11px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  font: inherit;
  font-size: 15px;
  color: var(--ink);
  background: var(--bg);
  transition: border-color .15s, box-shadow .15s;
}
.signup-field input::placeholder {
  color: var(--mute-3);
}
.signup-field input:focus {
  outline: none;
  border-color: var(--gold-deep);
  box-shadow: 0 0 0 3px var(--gold-tsp-18);
}
.signup-field-hint {
  display: block;
  margin-top: 6px;
  font-size: 12.5px;
  color: var(--mute);
}

/* ===== Prominent invite-code field (first thing on the form) ===== */
.signup-field-invite {
  margin-bottom: 22px;
  padding: 16px 16px 14px;
  background: var(--bg-cream);
  border: 1px solid var(--gold);
  border-left: 4px solid var(--gold-deep);
  border-radius: 6px;
}
.signup-field-invite .signup-field-label {
  color: var(--gold-darker);
  font-size: 13px;
  font-weight: 700;
}
.signup-field-invite input {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: var(--bg);
  border-color: var(--gold-deep);
}
.signup-field-invite input::placeholder {
  font-weight: 400;
  letter-spacing: 0.02em;
  text-transform: none;
}
.signup-field-invite .signup-field-hint {
  color: var(--ink-soft);
}

.signup-defer {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 6px 0 22px;
  padding: 12px 14px;
  background: var(--bg-cream);
  border-left: 3px solid var(--gold);
  border-radius: 0 4px 4px 0;
}
.signup-defer-chip {
  display: inline-block;
  padding: 2px 8px;
  background: var(--gold-tsp-18);
  color: var(--gold-darker);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
  margin-top: 1px;
}
.signup-defer-text {
  font-size: 13.5px;
  color: var(--ink-soft);
  line-height: 1.45;
}

.signup-submit {
  appearance: none;
  width: 100%;
  padding: 13px 18px;
  background: var(--ink);
  color: var(--bg);
  border: 1px solid var(--ink);
  border-radius: 4px;
  font: inherit;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .05s;
}
.signup-submit:hover {
  background: var(--ink-2);
}
.signup-submit:active {
  transform: translateY(1px);
}

.signup-terms {
  margin: 16px 0 0;
  text-align: center;
  font-size: 12.5px;
  color: var(--mute);
}
.signup-terms a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
}

/* ===== Right: trust sidebar ===== */
.signup-trust-side {
  background: var(--bg-cream);
  padding: clamp(32px, 5vw, 64px) clamp(24px, 5vw, 48px);
  display: flex;
  align-items: flex-start;
  border-left: 1px solid var(--line);
}
@media (max-width: 980px) {
  .signup-trust-side { border-left: none; border-bottom: 1px solid var(--line); }
}
.signup-trust-wrap {
  width: 100%;
  max-width: 460px;
}

.signup-trust-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-darker);
  margin-bottom: 14px;
}
.signup-trust-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  display: inline-block;
}

.signup-trust-h2 {
  margin: 0 0 28px;
  font-family: 'Fraunces', Georgia, serif;
  font-size: clamp(22px, 2.4vw, 26px);
  font-weight: 500;
  line-height: 1.25;
  letter-spacing: -0.005em;
  color: var(--ink);
}

.signup-trust-list {
  list-style: none;
  margin: 0 0 28px;
  padding: 0;
}
.signup-trust-list li {
  display: flex;
  gap: 14px;
  padding: 14px 0;
  border-top: 1px solid var(--line);
}
.signup-trust-list li:last-child { border-bottom: 1px solid var(--line); }

.signup-trust-ico {
  flex: 0 0 36px;
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--gold-tsp-18);
  color: var(--gold-darker);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-top: 2px;
}

.signup-trust-list li strong {
  display: block;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 2px;
  letter-spacing: -0.005em;
}
.signup-trust-list li span {
  font-size: 13.5px;
  color: var(--mute);
  line-height: 1.45;
}

.signup-trust-foot {
  font-size: 13px;
  color: var(--mute);
  line-height: 1.55;
}
.signup-trust-foot a {
  color: var(--ink-soft);
  text-decoration: underline;
  text-decoration-color: var(--line-strong);
  text-underline-offset: 3px;
}