/* ════════════════════════════════════════════════════════════════
   doctor.nola — shared contact UI
   Плавающая кнопка WhatsApp (.fab) + модальная форма демо.
   Подключается на всех страницах. Поведение — в demo.js.
   ════════════════════════════════════════════════════════════════ */

/* keyframe нужен модалке и fab (на index он уже есть инлайн — дубль безвреден) */
@keyframes ldx-blip{0%,100%{opacity:.55}50%{opacity:1}}

/* ═════════════════════ FLOATING CONTACT FAB ═════════════════════ */
.fab-stack{
  position:fixed;bottom:24px;right:24px;z-index:90;
  display:flex;flex-direction:column;gap:14px;
  opacity:0;transform:translateY(20px);pointer-events:none;
  transition:opacity .45s cubic-bezier(.16,1,.3,1),transform .45s cubic-bezier(.16,1,.3,1);
}
.fab-stack.show{opacity:1;transform:none;pointer-events:auto}
.fab{
  width:56px;height:56px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  color:#fff;cursor:pointer;text-decoration:none;
  position:relative;
  transition:transform .25s cubic-bezier(.34,1.56,.64,1),box-shadow .25s;
}
.fab svg{width:26px;height:26px;position:relative;z-index:2}
.fab-wa{
  background:#25D366;
  box-shadow:0 4px 14px -4px rgba(37,211,102,.6),0 10px 24px -8px rgba(10,24,40,.25);
}
.fab:hover{transform:translateY(-3px) scale(1.08)}
.fab-wa:hover{box-shadow:0 8px 22px -4px rgba(37,211,102,.7),0 14px 32px -8px rgba(10,24,40,.3)}
/* pulsing ring */
.fab::before,.fab::after{
  content:'';position:absolute;inset:0;border-radius:50%;
  pointer-events:none;
}
.fab-wa::before{box-shadow:0 0 0 0 rgba(37,211,102,.6);animation:fab-pulse 2.4s ease-out infinite}
@keyframes fab-pulse{
  0%{box-shadow:0 0 0 0 rgba(37,211,102,.55)}
  80%,100%{box-shadow:0 0 0 16px rgba(37,211,102,0)}
}
/* tooltip */
.fab .lab{
  position:absolute;right:calc(100% + 12px);top:50%;
  transform:translateY(-50%) translateX(6px);
  background:var(--ink);color:#fff;
  font-size:13px;font-weight:600;letter-spacing:-.01em;
  padding:7px 12px;border-radius:8px;white-space:nowrap;
  opacity:0;pointer-events:none;
  transition:opacity .22s,transform .22s;
  box-shadow:0 8px 24px -6px rgba(10,24,40,.4);
}
.fab .lab::after{
  content:'';position:absolute;right:-4px;top:50%;
  width:8px;height:8px;background:var(--ink);
  transform:translateY(-50%) rotate(45deg);
}
.fab:hover .lab{opacity:1;transform:translateY(-50%) translateX(0)}

@media (max-width:560px){
  .fab-stack{bottom:18px;right:18px;gap:10px}
  .fab{width:50px;height:50px}
  .fab svg{width:22px;height:22px}
  .fab .lab{display:none}
}

/* ═════════════════════ DEMO MODAL ═════════════════════ */
.demo-overlay{
  position:fixed;inset:0;z-index:1000;
  background:rgba(10,24,40,.55);
  backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;pointer-events:none;
  transition:opacity .35s cubic-bezier(.16,1,.3,1);
}
.demo-overlay.on{opacity:1;pointer-events:auto}

.demo-modal{
  width:100%;max-width:560px;background:#fff;border-radius:22px;
  padding:36px 36px;position:relative;
  box-shadow:
    0 1px 2px rgba(10,24,40,.06),
    0 20px 40px -10px rgba(10,24,40,.2),
    0 50px 100px -20px rgba(10,24,40,.3);
  transform:scale(.94) translateY(10px);
  transition:transform .4s cubic-bezier(.16,1,.3,1);
}
.demo-overlay.on .demo-modal{transform:none}

.demo-modal::before{
  content:'';position:absolute;top:0;left:0;right:0;height:3px;
  background:linear-gradient(90deg,var(--blu),var(--sky),var(--blu2));
  border-radius:22px 22px 0 0;
}

.demo-close{
  position:absolute;top:14px;right:14px;
  width:34px;height:34px;border-radius:50%;background:var(--soft);
  display:flex;align-items:center;justify-content:center;
  cursor:pointer;border:none;font-family:inherit;
  font-size:16px;color:var(--t2);
  transition:background .2s,color .2s,transform .25s;
}
.demo-close:hover{background:var(--ink);color:#fff;transform:rotate(90deg)}

.demo-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'Golos Text',sans-serif;font-size:11px;
  color:var(--blu);letter-spacing:.12em;text-transform:uppercase;font-weight:600;
  margin-bottom:14px;
}
.demo-eyebrow::before{
  content:'';width:6px;height:6px;border-radius:50%;background:var(--blu);
  animation:ldx-blip 1.6s ease-in-out infinite;
}
.demo-title{
  font-size:24px;font-weight:800;color:var(--t1);
  letter-spacing:-.8px;line-height:1.15;margin-bottom:8px;
}
.demo-title .grd{
  background:linear-gradient(120deg,var(--blu),var(--sky));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  background-clip:text;color:transparent;
}
.demo-title{margin-bottom:22px}

.demo-form{display:flex;flex-direction:column;gap:14px}
.demo-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.demo-field{display:flex;flex-direction:column;gap:5px;min-width:0}
.demo-label{
  font-family:'Golos Text',sans-serif;font-size:10px;
  color:var(--t3);letter-spacing:.08em;text-transform:uppercase;font-weight:600;
}
.demo-input{
  width:100%;height:48px;padding:0 16px;
  font-family:'Golos Text',sans-serif;font-size:15px;color:var(--t1);
  background:var(--soft);border:1.5px solid transparent;border-radius:12px;
  outline:none;transition:border-color .2s,background .2s,box-shadow .2s;
  letter-spacing:-.005em;
}
.demo-input::placeholder{color:var(--t3);font-weight:500}
.demo-input:focus{
  border-color:var(--blu);background:#fff;
  box-shadow:0 0 0 4px rgba(0,113,227,.08);
}
.demo-input.err{
  border-color:#FF3B30;background:rgba(255,59,48,.05);
  animation:demo-shake .35s cubic-bezier(.36,.07,.19,.97) both;
}
@keyframes demo-shake{
  10%,90%{transform:translateX(-1px)}
  20%,80%{transform:translateX(2px)}
  30%,50%,70%{transform:translateX(-4px)}
  40%,60%{transform:translateX(4px)}
}

.demo-submit{
  margin-top:6px;width:100%;height:52px;
  background:var(--blu);color:#fff;border:none;border-radius:999px;
  font-family:inherit;font-size:15px;font-weight:700;letter-spacing:-.01em;
  cursor:pointer;display:flex;align-items:center;justify-content:center;gap:8px;
  transition:all .2s cubic-bezier(.4,0,.2,1);
  box-shadow:0 1px 2px rgba(0,113,227,.2),0 8px 22px -8px rgba(0,113,227,.5);
}
.demo-submit:hover{
  background:#005BBF;transform:translateY(-1px);
  box-shadow:0 1px 2px rgba(0,113,227,.25),0 14px 32px -8px rgba(0,113,227,.55);
}
.demo-submit:active{transform:translateY(0)}
.demo-submit:disabled{opacity:.5;cursor:wait;transform:none}
.demo-submit .arr{transition:transform .25s}
.demo-submit:hover .arr{transform:translateX(4px)}

.demo-trust{
  margin-top:18px;text-align:center;
  font-family:'Golos Text',sans-serif;font-size:10px;
  color:var(--t3);letter-spacing:.08em;text-transform:uppercase;
  display:flex;align-items:center;justify-content:center;gap:8px;
}
.demo-trust::before{
  content:'';width:6px;height:6px;border-radius:50%;background:var(--ok);
  animation:ldx-blip 1.6s ease-in-out infinite;
}
.demo-trust b{color:var(--t1);font-weight:700}

/* success state */
.demo-success{display:none;text-align:center;padding:8px 0}
.demo-modal.done .demo-form,
.demo-modal.done .demo-eyebrow,
.demo-modal.done .demo-title,
.demo-modal.done .demo-sub,
.demo-modal.done .demo-trust{display:none}
.demo-modal.done .demo-success{
  display:block;
  animation:demo-pop .45s cubic-bezier(.16,1,.3,1) both;
}
.demo-success .ic{
  width:72px;height:72px;border-radius:50%;
  background:rgba(52,199,89,.15);color:var(--ok);
  display:flex;align-items:center;justify-content:center;
  font-size:32px;margin:0 auto 20px;font-weight:700;
  position:relative;
}
.demo-success .ic::before{
  content:'';position:absolute;inset:-6px;border-radius:50%;
  border:1.5px solid var(--ok);opacity:0;
  animation:demo-ring 1.4s ease-out .2s both;
}
@keyframes demo-ring{0%{transform:scale(.8);opacity:0}30%{opacity:.6}100%{transform:scale(1.3);opacity:0}}
@keyframes demo-pop{from{opacity:0;transform:scale(.9)}to{opacity:1;transform:scale(1)}}
.demo-success h3{
  font-size:22px;font-weight:800;color:var(--t1);
  letter-spacing:-.5px;margin-bottom:8px;
}
.demo-success p{font-size:14px;color:var(--t2);line-height:1.5;margin-bottom:18px}
.demo-success .ok-meta{
  font-family:'Golos Text',sans-serif;font-size:11px;
  color:var(--t3);letter-spacing:.08em;text-transform:uppercase;
  padding:10px 14px;background:var(--soft);border-radius:10px;
  display:inline-flex;align-items:center;gap:10px;
}
.demo-success .ok-meta b{color:var(--t1);font-weight:700}

@media (max-width:560px){
  .demo-modal{padding:28px 22px;border-radius:18px}
  .demo-title{font-size:21px;margin-bottom:18px}
  .demo-row{grid-template-columns:1fr;gap:14px}
  .demo-input{height:46px;font-size:14.5px}
  .demo-submit{height:50px;font-size:14px}
}