/* ============================================================
   CHINAZIUM — окно входа и регистрации
   Открывается поверх страницы, фон размывается.
   ============================================================ */

/* ---------------- КНОПКА В ШАПКЕ ---------------- */

.nav-account{display:flex; align-items:center; gap:10px;}
.nav-auth{padding:10px 20px; font-size:0.78rem;}
.nav-auth.is-in{
  background:rgba(12,45,86,0.35);
  border-color:rgba(100,169,214,0.45);
  color:var(--cyan-2);
}
.nav-auth .dot{
  width:7px; height:7px; border-radius:50%; background:var(--cyan);
  box-shadow:0 0 8px var(--cyan); flex-shrink:0;
}

/* ---------------- ПОДЛОЖКА ---------------- */

.auth-overlay{
  position:fixed; inset:0; z-index:4000;
  display:none; align-items:center; justify-content:center;
  padding:24px;
  background:rgba(2,5,13,0.62);
  backdrop-filter:blur(16px) saturate(130%);
  -webkit-backdrop-filter:blur(16px) saturate(130%);
  opacity:0;
  transition:opacity .28s ease;
}
.auth-overlay.is-open{display:flex;}
.auth-overlay.is-visible{opacity:1;}

/* ---------------- ОКНО ---------------- */

.auth-window{
  position:relative;
  width:min(440px, 100%);
  max-height:90vh; overflow-y:auto;
  padding:34px 32px 28px;
  border-radius:24px;
  border:1px solid rgba(100,169,214,0.35);
  background:
    radial-gradient(ellipse 420px 260px at 50% -10%, rgba(71,197,255,0.18), transparent 70%),
    linear-gradient(165deg, rgba(12,45,86,0.72), rgba(2,5,13,0.94));
  box-shadow:0 40px 90px -40px rgba(0,0,0,0.9), 0 0 60px -30px rgba(71,197,255,0.5);
  transform:translateY(18px) scale(0.97);
  opacity:0;
  transition:transform .32s cubic-bezier(.2,.9,.25,1.05), opacity .32s ease;
}
.auth-overlay.is-visible .auth-window{transform:translateY(0) scale(1); opacity:1;}

.auth-window::before{
  content:""; position:absolute; inset:0; border-radius:inherit; pointer-events:none;
  background:repeating-linear-gradient(0deg, rgba(180,215,255,0.04) 0px, rgba(180,215,255,0.04) 1px, transparent 1px, transparent 3px);
  mix-blend-mode:overlay; opacity:0.5;
}

.auth-x{
  position:absolute; top:14px; right:16px; z-index:2;
  width:32px; height:32px; border-radius:50%; cursor:pointer;
  border:1px solid rgba(100,169,214,0.3); background:rgba(12,45,86,0.45);
  color:var(--muted); font-size:1.2rem; line-height:1;
  transition:background .2s, color .2s, transform .2s;
}
.auth-x:hover{background:var(--cyan); color:#051426; transform:rotate(90deg);}

.auth-head{position:relative; z-index:1; text-align:center; margin-bottom:22px;}
.auth-head h3{
  font-size:1.6rem; margin-top:10px;
  background:linear-gradient(135deg, #ffffff 30%, var(--cyan-2) 100%);
  -webkit-background-clip:text; background-clip:text; -webkit-text-fill-color:transparent;
}
.auth-head p{margin-top:10px; color:var(--muted); font-size:0.88rem; line-height:1.6;}

/* ---------------- ПЕРЕКЛЮЧАТЕЛЬ ВХОД / РЕГИСТРАЦИЯ ---------------- */

.auth-switch{
  position:relative; z-index:1;
  display:grid; grid-template-columns:1fr 1fr; gap:4px;
  padding:4px; margin-bottom:20px;
  border-radius:100px;
  border:1px solid rgba(100,169,214,0.25);
  background:rgba(2,5,13,0.5);
}
.auth-switch button{
  padding:9px 10px; border:none; border-radius:100px; cursor:pointer;
  font-family:var(--font-display); font-weight:600; font-size:0.8rem;
  background:transparent; color:var(--muted);
  transition:background .25s, color .25s;
}
.auth-switch button:hover{color:var(--ink);}
.auth-switch button.is-active{
  background:linear-gradient(135deg, var(--cyan), var(--blue-light));
  color:#051426;
}

/* ---------------- ПОЛЯ ---------------- */

.auth-form{position:relative; z-index:1; display:flex; flex-direction:column; gap:12px;}

.auth-field{display:flex; flex-direction:column; gap:6px;}
.auth-field label{
  font-family:var(--font-mono); font-size:0.64rem; letter-spacing:0.1em; text-transform:uppercase;
  color:var(--muted-2);
}
.auth-field input{
  width:100%; padding:13px 16px; border-radius:13px;
  border:1px solid rgba(100,169,214,0.28);
  background:rgba(2,5,13,0.55);
  color:var(--ink); font-family:var(--font-display); font-size:0.94rem;
  outline:none;
  transition:border-color .25s, box-shadow .25s, background .25s;
}
.auth-field input:focus{
  border-color:var(--blue-light);
  background:rgba(2,5,13,0.75);
  box-shadow:0 0 24px -8px rgba(71,197,255,0.6);
}
.auth-field input::placeholder{color:var(--muted-2);}

/* поле кода: шесть отдельных клеток */
.auth-code{display:flex; gap:8px; justify-content:center; margin:6px 0 2px;}
.auth-code input{
  width:46px; height:56px; padding:0; text-align:center;
  border-radius:13px;
  border:1px solid rgba(100,169,214,0.3);
  background:rgba(2,5,13,0.6);
  color:var(--cyan-2); font-family:var(--font-vcr); font-size:1.5rem;
  outline:none;
  transition:border-color .2s, box-shadow .2s, transform .2s;
}
.auth-code input:focus{
  border-color:var(--cyan);
  box-shadow:0 0 22px -6px rgba(71,197,255,0.8);
  transform:translateY(-2px);
}
@media (max-width:400px){
  .auth-code input{width:40px; height:50px; font-size:1.25rem;}
}

.auth-submit{
  margin-top:6px; width:100%; justify-content:center;
  padding:14px 26px;
}
.auth-submit:disabled{opacity:0.55; cursor:progress; transform:none;}

.auth-msg{
  position:relative; z-index:1;
  min-height:18px; margin-top:12px; text-align:center;
  font-family:var(--font-mono); font-size:0.72rem; letter-spacing:0.02em; color:var(--muted-2);
}
.auth-msg.is-ok{color:var(--cyan-2);}
.auth-msg.is-error{color:#ffb4b4;}

.auth-foot{
  position:relative; z-index:1;
  margin-top:16px; padding-top:14px; border-top:1px solid var(--line);
  text-align:center; font-size:0.76rem; color:var(--muted-2); line-height:1.55;
}
.auth-foot a, .auth-link{
  color:var(--cyan-2); cursor:pointer;
  background:none; border:none; font:inherit; padding:0;
}
.auth-foot a:hover, .auth-link:hover{color:#fff; text-decoration:underline;}

/* ---------------- ВОШЁЛ ---------------- */

.auth-me{
  position:relative; z-index:1;
  display:flex; flex-direction:column; align-items:center; gap:6px;
  padding:18px 0 6px;
}
.auth-me-avatar{
  width:64px; height:64px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  background:linear-gradient(135deg, rgba(71,197,255,0.3), rgba(30,94,159,0.4));
  border:1px solid rgba(100,169,214,0.45);
  font-family:var(--font-display); font-weight:700; font-size:1.5rem; color:var(--cyan-2);
}
.auth-me-nick{font-weight:600; font-size:1.1rem; color:var(--ink); margin-top:8px;}
.auth-me-mail{font-family:var(--font-mono); font-size:0.72rem; color:var(--muted-2);}
.auth-me-actions{display:flex; gap:10px; flex-wrap:wrap; justify-content:center; margin-top:16px;}

@media (max-width:640px){
  .auth-window{padding:28px 20px 22px; border-radius:20px;}
  .auth-head h3{font-size:1.35rem;}
}