/* ═══════════════════════════════════════════════════════════
   Eurasia-connect.online — оверлеи: диалоги, тосты, чат.
   На десктопе диалог всплывает по центру, на телефоне
   выезжает снизу как «шторка» и закрывается свайпом.
   ═══════════════════════════════════════════════════════════ */

/* ─────────────── Подложка ─────────────── */

.ovl{
  position:fixed;inset:0;z-index:200;display:none;
  align-items:center;justify-content:center;padding:24px;
}
.ovl.is-open{display:flex}
.ovl-bg{
  position:absolute;inset:0;background:rgba(8,27,54,.42);
  backdrop-filter:blur(5px);opacity:0;
  transition:opacity .32s var(--ease);
}
.ovl.is-in .ovl-bg{opacity:1}

/* ─────────────── Диалог ─────────────── */

.dlg{
  position:relative;width:min(560px,100%);max-height:min(86vh,860px);
  display:flex;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:0 16px 40px rgba(8,27,54,.16),0 48px 110px rgba(8,27,54,.24);
  opacity:0;transform:translateY(14px) scale(.976);
  transition:opacity .34s var(--ease),transform .34s var(--ease);
}
.ovl.is-in .dlg{opacity:1;transform:none}
.dlg.is-wide{width:min(800px,100%)}

.dlg-head{
  display:flex;align-items:flex-start;gap:16px;flex:none;
  padding:24px 24px 18px;border-bottom:1px solid var(--line-2);
}
.dlg-head .t{flex:1;min-width:0}
.dlg-head h3{font-size:20px;letter-spacing:-.032em;line-height:1.25}
.dlg-head p{font-size:13.5px;color:var(--ink-3);line-height:1.55;margin-top:7px}
.dlg-head .kicker{font-family:var(--mono);font-size:10.5px;letter-spacing:.13em;
  text-transform:uppercase;color:var(--azure);margin-bottom:9px;display:block}

.dlg-x{
  width:36px;height:36px;flex:none;border:1px solid var(--line);border-radius:11px;
  background:var(--surface);color:var(--ink-3);cursor:pointer;display:grid;place-items:center;
  transition:background-color var(--t-fast) linear,color var(--t-fast) linear,transform var(--t-fast) var(--ease);
}
.dlg-x:hover{background:var(--paper);color:var(--ink)}
.dlg-x:active{transform:scale(.94)}
.dlg-x svg{width:16px;height:16px}

.dlg-body{padding:22px 24px 24px;overflow-y:auto;overscroll-behavior:contain;flex:1}
.dlg-foot{flex:none;padding:16px 24px;border-top:1px solid var(--line-2);background:var(--surface-2);
  display:flex;gap:10px;align-items:center;justify-content:flex-end;flex-wrap:wrap}
.dlg-foot .fine{flex:1;min-width:180px;font-size:11.5px;color:var(--ink-4);line-height:1.5}

/* «Ручка» шторки — только на телефоне */
.dlg-grip{display:none;width:38px;height:4px;border-radius:3px;background:#D6DFEA;
  margin:10px auto 0;flex:none}

/* ─────────────── Форма внутри диалога ─────────────── */

.dlg .field{margin-bottom:14px}
.dlg .form-row{display:grid;grid-template-columns:1fr 1fr;gap:13px}
.dlg-product{
  display:flex;align-items:center;gap:13px;padding:13px 15px;margin-bottom:18px;
  border-radius:var(--r-sm);background:var(--azure-soft);border:1px solid rgba(31,103,255,.16);
}
.dlg-product .n{
  width:32px;height:32px;flex:none;border-radius:10px;display:grid;place-items:center;
  font-family:var(--mono);font-size:13px;font-weight:600;color:#fff;
  background:linear-gradient(150deg,var(--teal),var(--azure));
}
.dlg-product .t{font-size:14px;font-weight:600;color:var(--ink);line-height:1.35}
.dlg-product .m{font-family:var(--mono);font-size:11.5px;color:var(--ink-3);margin-top:3px}

.dlg-route{padding:14px 16px;border-radius:var(--r-sm);background:var(--surface-2);
  border:1px solid var(--line-2);margin-bottom:18px;font-size:13px;line-height:1.6;color:var(--ink-2)}
.dlg-route b{display:block;font-size:11px;letter-spacing:.08em;text-transform:uppercase;
  color:var(--ink-4);margin-bottom:7px;font-weight:600}

.err-box{
  padding:12px 15px;border-radius:12px;background:#FEF1F1;border:1px solid #F6D5D5;
  color:#B3403F;font-size:13px;line-height:1.5;margin-bottom:16px;
}
.err-box[hidden]{display:none}

/* ─────────────── Политика конфиденциальности ─────────────── */

.privacy-doc{font-size:14px;line-height:1.72;color:var(--ink-2)}
.privacy-doc h4{font-size:15px;font-weight:700;color:var(--ink);margin:26px 0 11px;
  letter-spacing:-.022em;font-family:var(--sans)}
.privacy-doc h4:first-child{margin-top:0}
.privacy-doc p{margin-bottom:11px}
.privacy-doc .upd{font-family:var(--mono);font-size:11.5px;color:var(--ink-4);
  padding-bottom:16px;margin-bottom:20px;border-bottom:1px solid var(--line-2)}

/* ─────────────── Тосты ─────────────── */

.toasts{
  position:fixed;right:20px;bottom:20px;z-index:300;display:flex;flex-direction:column-reverse;
  gap:10px;pointer-events:none;width:min(384px,calc(100vw - 40px));
}
.toast{
  pointer-events:auto;display:flex;gap:12px;align-items:flex-start;
  padding:14px 16px;border-radius:var(--r-sm);background:var(--surface);
  border:1px solid var(--line);box-shadow:0 4px 12px rgba(8,27,54,.08),0 18px 44px rgba(8,27,54,.14);
  opacity:0;transform:translateY(14px) scale(.97);
  transition:opacity .36s var(--ease),transform .36s var(--ease);
}
.toast.is-in{opacity:1;transform:none}
.toast.is-out{opacity:0;transform:translateY(8px) scale(.97)}
.toast .ic{width:22px;height:22px;flex:none;border-radius:7px;display:grid;place-items:center;margin-top:1px}
.toast .ic svg{width:13px;height:13px;stroke-width:2.6}
.toast .tx{flex:1;min-width:0}
.toast .tx b{display:block;font-size:13.5px;font-weight:650;color:var(--ink);line-height:1.4}
.toast .tx span{display:block;font-size:12.5px;color:var(--ink-3);line-height:1.5;margin-top:3px}
.toast.is-ok  .ic{background:var(--teal-soft);color:var(--teal)}
.toast.is-err .ic{background:#FEF1F1;color:#D14C4B}
.toast.is-info .ic{background:var(--azure-soft);color:var(--azure)}

/* ─────────────── ИИ-чат ─────────────── */

.chat-fab{
  position:fixed;right:20px;bottom:20px;z-index:150;
  display:inline-flex;align-items:center;gap:10px;height:52px;padding-inline:20px 22px;
  border:none;border-radius:26px;cursor:pointer;color:#fff;font-size:14.5px;font-weight:600;
  background:linear-gradient(140deg,#2472FF,#0B4FD6);
  box-shadow:0 6px 16px rgba(11,79,214,.28),0 18px 44px rgba(11,79,214,.24);
  transition:transform var(--t-mid) var(--ease),box-shadow var(--t-mid) var(--ease),opacity .3s var(--ease);
}
.chat-fab:hover{transform:translateY(-2px);
  box-shadow:0 10px 22px rgba(11,79,214,.32),0 24px 56px rgba(11,79,214,.3)}
.chat-fab:active{transform:scale(.97)}
.chat-fab svg{width:19px;height:19px}
.chat-fab.is-hidden{opacity:0;pointer-events:none;transform:translateY(10px) scale(.95)}

.chat{
  position:fixed;right:20px;bottom:20px;z-index:160;width:min(408px,calc(100vw - 32px));
  height:min(624px,calc(100vh - 40px));display:none;flex-direction:column;overflow:hidden;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-xl);
  box-shadow:0 16px 40px rgba(8,27,54,.16),0 44px 100px rgba(8,27,54,.26);
  opacity:0;transform:translateY(18px) scale(.97);
  transition:opacity .36s var(--ease),transform .36s var(--ease);
}
.chat.is-open{display:flex}
.chat.is-in{opacity:1;transform:none}

.chat-head{flex:none;padding:16px 18px;color:#fff;position:relative;overflow:hidden;
  background:linear-gradient(140deg,#2472FF 0%,#0B4FD6 62%,#0A3FAE 100%)}
.chat-head::after{content:'';position:absolute;inset:0;
  background:radial-gradient(220px 110px at 92% 0%, rgba(18,166,160,.5), transparent 70%)}
.chat-head > *{position:relative;z-index:1}
.chat-head .row{display:flex;align-items:center;gap:12px}
.chat-head .av{width:36px;height:36px;flex:none;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.22)}
.chat-head .av svg{width:18px;height:18px}
.chat-head h3{font-size:15.5px;flex:1}
.chat-head .status{display:flex;align-items:center;gap:6px;font-size:11.5px;
  color:rgba(255,255,255,.78);margin-top:3px;font-weight:500}
.chat-head .status i{width:6px;height:6px;border-radius:50%;background:#5BE9A5;
  box-shadow:0 0 0 3px rgba(91,233,165,.25)}
.chat-x{width:32px;height:32px;flex:none;border:none;border-radius:10px;cursor:pointer;
  background:rgba(255,255,255,.14);color:#fff;display:grid;place-items:center}
.chat-x:hover{background:rgba(255,255,255,.24)}
.chat-x svg{width:15px;height:15px}

.chat-log{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:18px;display:flex;
  flex-direction:column;gap:12px;background:var(--paper-warm)}
.msg{max-width:88%;font-size:13.5px;line-height:1.62;padding:12px 15px;border-radius:16px;
  white-space:pre-wrap;word-break:break-word;
  animation:msgIn .42s var(--ease) both}
@keyframes msgIn{from{opacity:0;transform:translateY(8px) scale(.985)}to{opacity:1;transform:none}}
.msg.is-bot{align-self:flex-start;background:var(--surface);border:1px solid var(--line);
  color:var(--ink-2);border-bottom-left-radius:6px;box-shadow:var(--sh-1)}
.msg.is-me{align-self:flex-end;background:var(--azure);color:#fff;border-bottom-right-radius:6px;
  box-shadow:var(--sh-azure)}
.msg.is-sys{align-self:center;max-width:100%;background:transparent;border:none;font-size:12px;
  color:var(--ink-4);text-align:center;padding:2px 0}

.typing{display:inline-flex;gap:4px;align-items:center;padding:4px 0}
.typing i{width:6px;height:6px;border-radius:50%;background:var(--ink-4);
  animation:blink 1.3s var(--ease-soft) infinite}
.typing i:nth-child(2){animation-delay:.18s}
.typing i:nth-child(3){animation-delay:.36s}
@keyframes blink{0%,60%,100%{opacity:.28;transform:translateY(0)}30%{opacity:1;transform:translateY(-2.5px)}}

.chat-rec{
  margin-top:2px;padding:14px 15px;border-radius:16px;background:var(--surface);
  border:1px solid rgba(31,103,255,.24);box-shadow:var(--sh-2);align-self:flex-start;max-width:92%;
  animation:msgIn .42s var(--ease) both;
}
.chat-rec.is-gold{border-color:rgba(192,138,46,.34);background:var(--gold-soft)}
.chat-rec .k{font-family:var(--mono);font-size:10px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--azure);margin-bottom:8px}
.chat-rec.is-gold .k{color:var(--gold-deep)}
.chat-rec b{display:block;font-size:14px;color:var(--ink);line-height:1.35;margin-bottom:6px}
.chat-rec p{font-size:12.5px;color:var(--ink-3);line-height:1.55;margin-bottom:12px}
.chat-rec .btn{height:38px;font-size:13px;width:100%}

.chat-quick{flex:none;display:flex;gap:7px;padding:0 18px 12px;flex-wrap:wrap;background:var(--paper-warm)}
.chat-quick button{height:31px;padding-inline:12px;border-radius:999px;border:1px solid var(--line);
  background:var(--surface);font-size:12px;font-weight:500;color:var(--azure);cursor:pointer;
  transition:background-color var(--t-fast) linear,transform var(--t-fast) var(--ease)}
.chat-quick button:hover{background:var(--azure-soft)}
.chat-quick button:active{transform:scale(.95)}
.chat-quick:empty{display:none}

.chat-form{flex:none;display:flex;gap:9px;padding:13px 14px;border-top:1px solid var(--line-2);
  background:var(--surface)}
.chat-form textarea{
  flex:1;min-height:44px;max-height:112px;padding:12px 14px;border-radius:13px;border:1px solid var(--line);
  background:var(--surface-2);font-size:14px;line-height:1.45;resize:none;outline:none;
  transition:border-color var(--t-fast) linear,box-shadow var(--t-fast) linear;
}
.chat-form textarea:focus{border-color:var(--azure);box-shadow:0 0 0 3px rgba(31,103,255,.12);
  background:var(--surface)}
.chat-send{width:44px;height:44px;flex:none;border:none;border-radius:13px;background:var(--azure);
  color:#fff;cursor:pointer;display:grid;place-items:center;box-shadow:var(--sh-azure);
  transition:background-color var(--t-fast) linear,transform var(--t-fast) var(--ease)}
.chat-send:hover{background:var(--azure-deep)}
.chat-send:active{transform:scale(.94)}
.chat-send[disabled]{opacity:.45;pointer-events:none;box-shadow:none}
.chat-send svg{width:18px;height:18px}
.chat-fine{flex:none;padding:0 16px 12px;font-size:10.5px;color:var(--ink-4);line-height:1.45;
  text-align:center;background:var(--surface)}

/* ─────────────── Телефон: шторки снизу ─────────────── */

@media (max-width:680px){
  .ovl{padding:0;align-items:flex-end}
  .dlg{
    width:100%;max-height:92vh;border-radius:22px 22px 0 0;border-bottom:none;
    transform:translateY(100%);transition:transform .42s var(--ease),opacity .2s linear;
  }
  .ovl.is-in .dlg{transform:none}
  .dlg-grip{display:block}
  .dlg-head{padding:14px 20px 16px}
  .dlg-body{padding:18px 20px 22px}
  .dlg-foot{padding:14px 20px calc(14px + env(safe-area-inset-bottom))}
  .dlg .form-row{grid-template-columns:1fr}

  .toasts{right:12px;left:12px;bottom:12px;width:auto}

  .chat{right:0;left:0;bottom:0;width:100%;height:88vh;border-radius:22px 22px 0 0;
    border-bottom:none;transform:translateY(100%)}
  .chat.is-in{transform:none}
  .chat-form{padding-bottom:calc(13px + env(safe-area-inset-bottom))}
  /* На узком экране кнопка перекрывала бы призывы к действию — оставляем иконку */
  .chat-fab{right:14px;bottom:14px;width:54px;height:54px;padding:0;border-radius:50%;
    justify-content:center}
  .chat-fab span{display:none}
  .chat-fab svg{width:22px;height:22px}
}

@media (prefers-reduced-motion: reduce){
  .ovl-bg,.dlg,.toast,.chat{transition:none !important}
  .msg,.chat-rec{animation:none !important}
}