/* RK Conversational Forms — Frontend (premium minimal) */
.rkcf{width:100%}
.rkcf-shell{display:flex;justify-content:center}
.rkcf-card{
  width:min(760px, 100%);
  border:1px solid rgba(0,0,0,.10);
  border-radius:20px;
  background:#fff;
  box-shadow:0 12px 36px rgba(0,0,0,.08);
  overflow:hidden;
}
.rkcf-thread{
  max-height:70vh;
  overflow:auto;
  padding:22px;
  display:flex;
  flex-direction:column;
  gap:12px;
}
.rkcf-bubble{display:flex;flex-direction:column;gap:8px}
.rkcf-bubble--q .rkcf-q{
  font-size:18px;
  line-height:1.35;
  font-weight:600;
  letter-spacing:-0.01em;
  color:#0b0f14;
}
.rkcf-bubble--a{margin-top:-4px}
.rkcf-field{display:flex;flex-direction:column;gap:8px}
.rkcf-input, .rkcf-textarea, .rkcf-select{
  width:100%;
  border:1px solid rgba(0,0,0,.12);
  border-radius:14px;
  padding:14px 14px;
  font-size:16px;
  outline:none;
  background:#fff;
}
.rkcf-input:focus, .rkcf-textarea:focus, .rkcf-select:focus{
  border-color: rgba(0,0,0,.28);
}
.rkcf-textarea{resize:vertical}
.rkcf-options{
  display:grid;
  grid-template-columns:1fr;
  gap:10px;
}
.rkcf-opt{
  border:1px solid rgba(0,0,0,.12);
  background:#fff;
  border-radius:16px;
  padding:14px 14px;
  text-align:left;
  cursor:pointer;
  transition:transform .08s ease, border-color .08s ease, box-shadow .08s ease;
}
.rkcf-opt:hover{transform:translateY(-1px); border-color: rgba(0,0,0,.22); box-shadow:0 10px 22px rgba(0,0,0,.08)}
.rkcf-opt.is-selected{border-color: rgba(0,0,0,.35)}
.rkcf-opt:disabled{opacity:.6; cursor:default; transform:none; box-shadow:none}
.rkcf-opt__label{font-size:16px; font-weight:600}

.rkcf-phone__row{display:grid;grid-template-columns:minmax(180px, 0.95fr) 2.05fr;gap:10px}
.rkcf-nav{
  display:flex;
  gap:10px;
  align-items:center;
  padding:14px 18px;
  border-top:1px solid rgba(0,0,0,.08);
  background:rgba(255,255,255,.92);
}
.rkcf-btn{
  border:1px solid rgba(0,0,0,.12);
  background:#0b0f14;
  color:#fff;
  border-radius:999px;
  padding:10px 16px;
  font-size:14px;
  font-weight:700;
  cursor:pointer;
}
.rkcf-btn:disabled{opacity:.45;cursor:not-allowed}
.rkcf-btn--ghost{
  background:transparent;
  color:#0b0f14;
}
.rkcf-spacer{flex:1}
.rkcf-note{
  padding:10px 18px 16px;
  font-size:13px;
  color:rgba(0,0,0,.62);
}
.rkcf-note--error{color:#b00020}

.rkcf-done{
  margin-top:8px;
  font-size:15px;
  color:rgba(0,0,0,.7);
}

/* Phone select — subtle + integrated */
.rkcf-selectwrap{position:relative}
.rkcf-select{
  appearance:none;
  -webkit-appearance:none;
  -moz-appearance:none;
  padding-right:38px;
  background:transparent;
}
.rkcf-caret{
  position:absolute;
  right:14px;
  top:50%;
  width:10px;
  height:10px;
  transform:translateY(-55%) rotate(45deg);
  border-right:2px solid rgba(0,0,0,.55);
  border-bottom:2px solid rgba(0,0,0,.55);
  pointer-events:none;
  opacity:.75;
}

/* Phone control — flag button + integrated dropdown */
.rkcf-phone__control{position:relative; display:flex; align-items:stretch; gap:10px}
.rkcf-flagbtn{
  width:56px;
  min-width:56px;
  border:1px solid rgba(0,0,0,.12);
  background:rgba(0,0,0,.04);
  border-radius:14px;
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  cursor:pointer;
}
.rkcf-flagbtn:disabled{opacity:.6;cursor:default}
.rkcf-flagbtn__flag{font-size:20px; line-height:1}
.rkcf-flagbtn__caret{
  width:8px;height:8px;
  transform:rotate(45deg);
  border-right:2px solid rgba(0,0,0,.45);
  border-bottom:2px solid rgba(0,0,0,.45);
  margin-left:-2px;
  opacity:.8;
}

.rkcf-phone__inputwrap{
  flex:1;
  display:flex;
  align-items:center;
  border:1px solid rgba(0,0,0,.12);
  border-radius:14px;
  overflow:hidden;
  background:#fff;
}
.rkcf-phone__dial{
  padding:0 12px;
  color:rgba(0,0,0,.55);
  font-weight:700;
  font-size:14px;
  white-space:nowrap;
}
.rkcf-input--phone{
  border:0 !important;
  border-radius:0 !important;
  padding:14px 14px;
}
.rkcf-input--phone:focus{outline:none}

.rkcf-dd{
  position:absolute;
  left:0;
  top:calc(100% + 10px);
  width:min(520px, 92vw);
  background:#fff;
  border:1px solid rgba(0,0,0,.12);
  border-radius:16px;
  box-shadow:0 18px 48px rgba(0,0,0,.14);
  overflow:hidden;
  z-index:9999;
}
.rkcf-dd__search{
  padding:10px;
  border-bottom:1px solid rgba(0,0,0,.08);
  background:rgba(0,0,0,.02);
}
.rkcf-dd__q{
  width:100%;
  border:1px solid rgba(0,0,0,.12);
  border-radius:12px;
  padding:10px 12px;
  font-size:14px;
}
.rkcf-dd__list{
  max-height:320px;
  overflow:auto;
}
.rkcf-cty{
  width:100%;
  border:0;
  background:#fff;
  display:grid;
  grid-template-columns:34px 1fr auto;
  gap:10px;
  align-items:center;
  padding:12px 12px;
  text-align:left;
  cursor:pointer;
}
.rkcf-cty:hover{background:rgba(0,0,0,.03)}
.rkcf-cty:disabled{opacity:.6;cursor:default}
.rkcf-cty__flag{font-size:18px}
.rkcf-cty__name{font-weight:600}
.rkcf-cty__dial{color:rgba(0,0,0,.55);font-weight:700}

/* Typeform-like fullscreen mode */
.rkcf-shell--fullscreen{min-height:100vh; align-items:stretch; justify-content:stretch}
.rkcf-card--fullscreen{
  width:100%;
  min-height:100vh;
  border:0;
  border-radius:0;
  box-shadow:none;
  background:transparent;
}
.rkcf-stage{
  min-height:calc(100vh - 110px);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:clamp(22px, 4vw, 64px);
}
.rkcf-step{width:min(920px, 100%)}
.rkcf-q--big{
  font-size:clamp(28px, 3.1vw, 56px);
  line-height:1.08;
  letter-spacing:-0.02em;
}
.rkcf-sub{margin-top:10px;font-size:14px;color:rgba(0,0,0,.55)}
.rkcf-fieldwrap{margin-top:22px}
.rkcf-hintline{margin-top:10px;font-size:12px;color:rgba(0,0,0,.5)}

/* Typeform-like inputs */
.rkcf-field .rkcf-input,
.rkcf-field .rkcf-textarea{
  border:0;
  border-bottom:2px solid rgba(0,0,0,.18);
  border-radius:0;
  padding:16px 4px;
  background:transparent;
  box-shadow:none;
  font-size:clamp(18px, 2vw, 26px);
}
.rkcf-field .rkcf-input:focus,
.rkcf-field .rkcf-textarea:focus{border-bottom-color: rgba(0,0,0,.45)}

/* Options as big cards */
.rkcf-options{grid-template-columns:1fr; gap:12px}
.rkcf-opt{padding:18px 18px; border-radius:18px}
.rkcf-opt__label{font-size:18px}

/* Nav */
.rkcf-nav{padding:18px 22px; background:transparent; border-top:1px solid rgba(0,0,0,.06)}
.rkcf-btn--skip{opacity:.8}

/* Phone aligns to underline */
.rkcf-phone__inputwrap{border:0;border-bottom:2px solid rgba(0,0,0,.18);border-radius:0}
.rkcf-phone__dial{padding:0 10px 0 0}
.rkcf-flagbtn{
  border:0;
  border-bottom:2px solid rgba(0,0,0,.18);
  border-radius:0;
  background:transparent;
  width:auto;
  min-width:56px;
  padding:0 10px 10px 2px;
  justify-content:flex-start;
}
.rkcf-flagbtn__caret{margin-left:6px}

@media (max-width:560px){
  .rkcf-thread{padding:16px}
  .rkcf-bubble--q .rkcf-q{font-size:16px}
  .rkcf-phone__row{grid-template-columns:1fr}
}