/* ==========================================================================
   AI receptionist lead-gate popup  ·  realestate.triadicsoftware.com only
   Theme: triadic-real-estate-demo-blocks
   Spec: SPEC.md  ·  Matches the IDX signup modal chrome (520 card, navy overlay,
   44px close, Poppins, 12px field radius). Scoped to .tre-aircall-*.
   ========================================================================== */

.tre-aircall-root[hidden] { display: none !important; }

.tre-aircall-root {
  --air-blue: #0b63f6;
  --air-blue-deep: #0a4fd1;
  --air-cyan: #2fa8ff;
  --air-navy: #061531;
  --air-ink: #0b1633;
  --air-muted: #5b6680;
  --air-line: #dce6f5;
  --air-field: #7b8db0;
  --air-err: #b42318;
  --air-err-bg: #fef3f2;
  --air-tint: #eef4ff;
  --air-white: #fff;
  --air-radius-card: 18px;
  --air-radius-ctrl: 12px;
  --air-radius-btn: 10px; /* hero .btn radius, trigger only */
  --air-font: Poppins, Arial, sans-serif;
  --air-ring: 0 0 0 3px #fff, 0 0 0 5px #0b63f6;
  --air-ring-hero: 0 0 0 3px #061531, 0 0 0 5px #fff;
  --air-input-ring: 0 0 0 3px rgba(11, 99, 246, .22);
  --air-err-ring: 0 0 0 3px rgba(180, 35, 24, .15);
  --air-shadow-card: 0 30px 80px rgba(6, 21, 49, .35), 0 0 0 6px rgba(47, 168, 255, .06);
  --air-shadow-btn: 0 14px 30px rgba(11, 99, 246, .32);
  font-family: var(--air-font);
  color: var(--air-ink);
  box-sizing: border-box;
}
.tre-aircall-root *,
.tre-aircall-root *::before,
.tre-aircall-root *::after { box-sizing: border-box; }

/* trigger tokens */
.tre-aircall-trigger {
  --air-blue: #0b63f6;
  --air-blue-deep: #0a4fd1;
  --air-cyan: #2fa8ff;
  --air-navy: #061531;
  --air-ink: #0b1633;
  --air-muted: #5b6680;
  --air-line: #dce6f5;
  --air-field: #7b8db0;
  --air-err: #b42318;
  --air-err-bg: #fef3f2;
  --air-tint: #eef4ff;
  --air-white: #fff;
  --air-radius-card: 18px;
  --air-radius-ctrl: 12px;
  --air-radius-btn: 10px; /* hero .btn radius, trigger only */
  --air-font: Poppins, Arial, sans-serif;
  --air-ring: 0 0 0 3px #fff, 0 0 0 5px #0b63f6;
  --air-ring-hero: 0 0 0 3px #061531, 0 0 0 5px #fff;
  --air-input-ring: 0 0 0 3px rgba(11, 99, 246, .22);
  --air-err-ring: 0 0 0 3px rgba(180, 35, 24, .15);
  --air-shadow-card: 0 30px 80px rgba(6, 21, 49, .35), 0 0 0 6px rgba(47, 168, 255, .06);
  --air-shadow-btn: 0 14px 30px rgba(11, 99, 246, .32);
}

/* ---------- Trigger (hero outline button; number must never appear here) ---------- */
.tre-aircall-trigger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  margin: 0;
  padding: 16px 24px;
  min-height: 52px;
  border: 1px solid rgba(255, 255, 255, .55);
  border-radius: var(--air-radius-btn);
  background: rgba(255, 255, 255, .06);
  color: var(--air-white);
  font: 800 16px/1.2 var(--air-font);
  letter-spacing: 0;
  text-decoration: none;
  text-transform: none;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: none;
  -webkit-appearance: none;
  appearance: none;
}
.tre-aircall-trigger__icon {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  display: block;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.tre-aircall-trigger:hover {
  background: rgba(255, 255, 255, .14);
  border-color: rgba(255, 255, 255, .85);
}
.tre-aircall-trigger:focus { outline: none; }
.tre-aircall-trigger:focus-visible { box-shadow: var(--air-ring-hero); }
.tre-aircall-trigger:active { background: rgba(255, 255, 255, .2); transform: translateY(1px); }

/* Header chip: keep today's 156×51 / 109×39 box (button, not tel:). */
button.nav-cta.nav-phone-cta.tre-aircall-trigger,
button.nav-cta.nav-phone-cta.tre-aircall-trigger--nav {
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  width: 156px;
  height: 51px;
  min-height: 0;
  margin: 0;
  padding: 13px 20px;
  border: 0;
  border-radius: 8px;
  background: var(--air-blue);
  color: var(--air-white) !important;
  font: 400 16px/1 var(--air-font);
  letter-spacing: 0;
  text-decoration: none !important;
  text-transform: none;
  white-space: nowrap;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(11, 99, 246, .25);
  -webkit-appearance: none;
  appearance: none;
  opacity: 1 !important;
}
button.nav-cta.nav-phone-cta.tre-aircall-trigger:hover {
  background: var(--air-blue-deep);
  transform: none;
}
button.nav-cta.nav-phone-cta.tre-aircall-trigger:focus { outline: none; }
button.nav-cta.nav-phone-cta.tre-aircall-trigger:focus-visible {
  box-shadow: 0 0 0 3px #fff, 0 0 0 5px #0b63f6;
}
button.nav-cta.nav-phone-cta.tre-aircall-trigger:active { transform: none; }
.tre-aircall-trigger--nav .tre-aircall-trigger__icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
}
.tre-aircall-nav-short { display: none; }
.tre-aircall-nav-long { display: inline; }

/* Contact / light-bg primary trigger */
.btn.btn-primary.tre-aircall-trigger,
.tre-aircall-trigger--inline.btn-primary {
  background: var(--air-blue) !important;
  border: 1px solid transparent !important;
  color: var(--air-white) !important;
  box-shadow: var(--air-shadow-btn);
  font-weight: 800;
}
.btn.btn-primary.tre-aircall-trigger:hover,
.tre-aircall-trigger--inline.btn-primary:hover {
  background: var(--air-blue-deep) !important;
  border-color: transparent !important;
}
.btn.btn-primary.tre-aircall-trigger:focus-visible,
.tre-aircall-trigger--inline:focus-visible {
  box-shadow: var(--air-ring);
}

.tre-aircall-hp {
  position: absolute !important;
  left: -10000px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
  padding: 0 !important;
  margin: 0 !important;
}

.tre-aircall-call-slot:empty,
.tre-aircall-instructions-slot:empty { display: none; }
.tre-aircall-call-slot:not(:empty) { display: block; margin-top: 22px; }
.tre-aircall-call-slot .tre-aircall-call { margin-top: 0; }
.tre-aircall-instructions-slot:not(:empty) { display: block; }

/* ---------- Overlay + card ---------- */
.tre-aircall-overlay {
  position: fixed;
  inset: 0;
  z-index: 100000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: rgba(6, 21, 49, .6);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.tre-aircall-overlay[hidden] { display: none !important; }

.tre-aircall-dialog {
  position: relative;
  width: min(520px, calc(100vw - 32px));
  max-height: calc(100dvh - 32px);
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  margin: 0;
  padding: 0 0 24px;
  border: 1px solid rgba(47, 168, 255, .22);
  border-radius: var(--air-radius-card);
  background: var(--air-white);
  box-shadow: var(--air-shadow-card);
  color: var(--air-ink);
  font-family: var(--air-font);
}
.tre-aircall-dialog:focus { outline: none; }

.tre-aircall-accent {
  display: block;
  width: 40px;
  height: 4px;
  margin: 28px 28px 14px;
  border-radius: 4px;
  background: linear-gradient(90deg, var(--air-blue), var(--air-cyan));
}

.tre-aircall-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  width: 44px;
  height: 44px;
  margin: 0;
  padding: 0;
  border: 0;
  border-radius: var(--air-radius-ctrl);
  background: transparent;
  color: var(--air-ink);
  cursor: pointer;
  display: grid;
  place-items: center;
}
.tre-aircall-close:hover { background: var(--air-tint); }
.tre-aircall-close:focus { outline: none; }
.tre-aircall-close:focus-visible { box-shadow: var(--air-ring); }
.tre-aircall-close__x {
  position: relative;
  width: 18px;
  height: 18px;
  display: block;
}
.tre-aircall-close__x::before,
.tre-aircall-close__x::after {
  content: "";
  position: absolute;
  top: 8px;
  left: 0;
  width: 18px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
}
.tre-aircall-close__x::before { transform: rotate(45deg); }
.tre-aircall-close__x::after { transform: rotate(-45deg); }

/* ---------- Step body ---------- */
.tre-aircall-step { padding: 0 28px; }
.tre-aircall-step[hidden] { display: none !important; }

.tre-aircall-title {
  margin: 0;
  padding: 0 44px 0 0; /* keep title clear of the close target */
  font: 800 24px/1.2 var(--air-font);
  letter-spacing: -.02em;
  color: var(--air-ink);
}
.tre-aircall-title:focus { outline: none; }
.tre-aircall-sub {
  margin: 8px 0 0;
  font: 400 15px/1.55 var(--air-font);
  color: var(--air-muted);
}
.tre-aircall-required-note {
  margin: 14px 0 0;
  font: 400 14px/1.3 var(--air-font);
  color: var(--air-muted);
}

/* ---------- Form ---------- */
.tre-aircall-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin: 18px 0 0;
  padding: 0;
}
.tre-aircall-field,
.tre-aircall-role {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 0;
  padding: 0;
  min-width: 0;
  border: 0;
}
.tre-aircall-label,
.tre-aircall-role > legend {
  margin: 0;
  padding: 0;
  float: none;
  width: auto;
  font: 600 14px/1.3 var(--air-font);
  color: var(--air-ink);
  text-transform: none;
  letter-spacing: 0;
}
.tre-aircall-req {
  color: var(--air-err);
  margin-left: 2px;
  font-weight: 700;
}
.tre-aircall-input {
  width: 100%;
  height: 48px;
  margin: 0;
  padding: 0 14px;
  border: 1px solid var(--air-field);
  border-radius: var(--air-radius-ctrl);
  background: var(--air-white);
  box-shadow: none;
  font: 400 16px/1.2 var(--air-font);
  color: var(--air-ink);
  -webkit-appearance: none;
  appearance: none;
}
.tre-aircall-input::placeholder { color: #8b93a7; opacity: 1; }
.tre-aircall-input:hover { border-color: var(--air-ink); }
.tre-aircall-input:focus,
.tre-aircall-input:focus-visible {
  outline: none;
  border-color: var(--air-blue);
  box-shadow: var(--air-input-ring);
}
.tre-aircall-input[aria-invalid="true"] {
  border-color: var(--air-err);
  box-shadow: var(--air-err-ring);
}

/* Segmented Agent | Broker */
.tre-aircall-segments {
  display: grid;
  grid-template-columns: 1fr 1fr;
  width: 100%;
  min-height: 44px;
  border: 1px solid var(--air-field);
  border-radius: var(--air-radius-ctrl);
  background: var(--air-white);
  overflow: hidden;
}
.tre-aircall-segments[aria-invalid="true"] {
  border-color: var(--air-err);
  box-shadow: var(--air-err-ring);
}
.tre-aircall-segment {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  margin: 0;
  padding: 0 12px;
  font: 600 15px/1 var(--air-font);
  color: var(--air-ink);
  cursor: pointer;
  user-select: none;
}
.tre-aircall-segment + .tre-aircall-segment {
  border-left: 1px solid var(--air-line);
}
.tre-aircall-segment:hover { background: var(--air-tint); }
.tre-aircall-segment:has(input:checked),
.tre-aircall-segment.is-checked {
  background: var(--air-blue);
  color: var(--air-white);
  font-weight: 700;
}
.tre-aircall-segment:has(input:checked) + .tre-aircall-segment,
.tre-aircall-segment.is-checked + .tre-aircall-segment,
.tre-aircall-segment:has(input:checked),
.tre-aircall-segment.is-checked { border-left-color: transparent; }
.tre-aircall-segment input {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}
.tre-aircall-segment:has(input:focus-visible) {
  box-shadow: inset 0 0 0 3px var(--air-white), inset 0 0 0 5px var(--air-blue);
  z-index: 1;
}

/* Errors + banners */
.tre-aircall-error {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  margin: 0;
  font: 500 13px/1.4 var(--air-font);
  color: var(--air-err);
}
.tre-aircall-error[hidden] { display: none !important; }
.tre-aircall-error__icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  margin-top: 1px;
  display: block;
}
.tre-aircall-banner {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin: 16px 0 0;
  padding: 10px 14px;
  border: 1px solid rgba(180, 35, 24, .35);
  border-radius: 10px;
  background: var(--air-err-bg);
  color: var(--air-err);
  font: 500 14px/1.45 var(--air-font);
}
.tre-aircall-banner[hidden] { display: none !important; }
.tre-aircall-banner__retry {
  flex: 0 0 auto;
  margin: 0;
  padding: 0 4px;
  min-height: 44px;
  border: 0;
  background: none;
  color: var(--air-err);
  font: 700 14px/1 var(--air-font);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.tre-aircall-banner__retry:focus { outline: none; }
.tre-aircall-banner__retry:focus-visible { box-shadow: var(--air-ring); border-radius: 8px; }

.tre-aircall-consent {
  margin: 2px 0 0;
  font: 400 12px/1.5 var(--air-font);
  color: var(--air-muted);
}

.tre-aircall-submit,
.tre-aircall-call {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 52px;
  margin: 2px 0 0;
  padding: 0 20px;
  border: 0;
  border-radius: var(--air-radius-ctrl);
  background: var(--air-blue);
  color: var(--air-white);
  font: 700 16px/1 var(--air-font);
  text-decoration: none;
  text-transform: none;
  letter-spacing: 0;
  cursor: pointer;
  box-shadow: var(--air-shadow-btn);
}
.tre-aircall-submit:hover,
.tre-aircall-call:hover { background: var(--air-blue-deep); }
.tre-aircall-submit:focus,
.tre-aircall-call:focus { outline: none; }
.tre-aircall-submit:focus-visible,
.tre-aircall-call:focus-visible { box-shadow: var(--air-ring); }
.tre-aircall-submit:disabled,
.tre-aircall-submit[aria-busy="true"] {
  cursor: progress;
  opacity: .85;
}

.tre-aircall-spinner {
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, .35);
  border-top-color: var(--air-white);
  border-radius: 50%;
  animation: tre-aircall-spin .7s linear infinite;
}
.tre-aircall-spinner[hidden] { display: none !important; }
@keyframes tre-aircall-spin { to { transform: rotate(360deg); } }

/* ---------- Step 2 ---------- */
.tre-aircall-call {
  min-height: 64px;
  margin-top: 22px;
  font: 800 28px/1 var(--air-font);
  letter-spacing: -.02em;
}
.tre-aircall-call__icon {
  width: 22px;
  height: 22px;
  flex: 0 0 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.tre-aircall-instructions {
  margin: 16px 0 0;
  font: 400 15px/1.55 var(--air-font);
  color: var(--air-muted);
}
.tre-aircall-done {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: auto;
  min-height: 44px;
  margin: 16px auto 0;
  padding: 0 8px;
  border: 0;
  background: none;
  color: var(--air-blue);
  font: 700 15px/1.3 var(--air-font);
  text-decoration: underline;
  text-underline-offset: 3px;
  cursor: pointer;
}
.tre-aircall-step--reveal { display: flex; flex-direction: column; align-items: stretch; }
.tre-aircall-step--reveal .tre-aircall-done { align-self: center; }
.tre-aircall-done:focus { outline: none; }
.tre-aircall-done:focus-visible { box-shadow: var(--air-ring); border-radius: 8px; }

/* ---------- Open motion (off under reduced motion; never on page load) ---------- */
@media (prefers-reduced-motion: no-preference) {
  .tre-aircall-overlay.is-open {
    animation: tre-aircall-fade .18s ease-out;
  }
  .tre-aircall-overlay.is-open .tre-aircall-dialog {
    animation: tre-aircall-pop .18s ease-out;
  }
}
@keyframes tre-aircall-fade {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes tre-aircall-pop {
  from { opacity: 0; transform: scale(.96); }
  to { opacity: 1; transform: scale(1); }
}

/* ---------- <640: top-anchored near-full-width sheet ---------- */
@media (max-width: 639.98px) {
  .tre-aircall-overlay {
    display: block;
    padding: 0;
  }
  .tre-aircall-dialog {
    position: absolute;
    top: max(16px, env(safe-area-inset-top, 0px));
    left: 16px;
    right: 16px;
    width: auto;
    max-height: calc(100dvh - 32px - env(safe-area-inset-top, 0px) - env(safe-area-inset-bottom, 0px));
    padding-bottom: 20px;
    /* Keep 18px radius; not a bottom sheet. */
  }
  .tre-aircall-accent { margin: 22px 20px 14px; }
  .tre-aircall-close { top: 10px; right: 10px; }
  .tre-aircall-step { padding: 0 20px; }
  .tre-aircall-title { font-size: 21px; }
  .tre-aircall-form { gap: 14px; }
  .tre-aircall-call { font-size: 24px; }
  .tre-aircall-trigger { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  .tre-aircall-overlay,
  .tre-aircall-dialog,
  .tre-aircall-trigger,
  .tre-aircall-spinner {
    transition: none !important;
    animation: none !important;
    transform: none !important;
  }
}

/* Body lock is applied from script as .tre-aircall-lock on <body>. */
body.tre-aircall-lock { overflow: hidden; }

@media (max-width: 600px) {
  button.nav-cta.nav-phone-cta.tre-aircall-trigger,
  button.nav-cta.nav-phone-cta.tre-aircall-trigger--nav {
    width: 109px;
    height: 39px;
    padding: 10px 11px;
    font-size: 12px;
    gap: 4px;
    letter-spacing: -0.01em;
  }
  .tre-aircall-trigger--nav .tre-aircall-trigger__icon {
    width: 14px;
    height: 14px;
    flex: 0 0 14px;
  }
  .tre-aircall-nav-long { display: none; }
  .tre-aircall-nav-short { display: inline; }
}