:root{ --ca1:#7c5cff; --ca2:#4f8cff; --ca3:#36d6ff; }

/* ===== Тёмная тема: премиум-стекло на входе ===== */
.dark .fi-simple-layout{
  position:relative; overflow:hidden;
  background:
    radial-gradient(1100px 800px at 72% -12%, rgba(124,92,255,.20), transparent 60%),
    radial-gradient(900px 700px at -12% 112%, rgba(54,214,255,.16), transparent 60%),
    #06070d !important;
}
.dark .fi-simple-layout::before, .dark .fi-simple-layout::after{ content:""; position:absolute; border-radius:50%; filter:blur(90px); z-index:0; pointer-events:none; }
.dark .fi-simple-layout::before{ width:460px;height:460px; background:var(--ca1); top:-120px; left:-90px; opacity:.55; animation:caF1 22s ease-in-out infinite; }
.dark .fi-simple-layout::after{ width:420px;height:420px; background:var(--ca3); bottom:-150px; right:-90px; opacity:.45; animation:caF2 26s ease-in-out infinite; }
@keyframes caF1{0%,100%{transform:translate(0,0)}50%{transform:translate(60px,40px)}}
@keyframes caF2{0%,100%{transform:translate(0,0)}50%{transform:translate(-50px,-40px)}}
.fi-simple-page{ position:relative; z-index:1; }

.dark .fi-simple-main{
  background:rgba(255,255,255,.06) !important;
  border:1px solid rgba(255,255,255,.12) !important;
  border-radius:24px !important;
  backdrop-filter:blur(24px) saturate(160%); -webkit-backdrop-filter:blur(24px) saturate(160%);
  box-shadow:0 40px 80px -24px rgba(0,0,0,.7), inset 0 1px 0 rgba(255,255,255,.08) !important;
}
.fi-simple-header .fi-logo{ margin-inline:auto; }

.dark .fi-simple-main .fi-input-wrp{ background:rgba(255,255,255,.05) !important; border:1px solid rgba(255,255,255,.14) !important; box-shadow:none !important; }
.dark .fi-simple-main .fi-input-wrp:focus-within{ border-color:var(--ca2) !important; box-shadow:0 0 0 2px rgba(79,140,255,.3) !important; }

/* Кнопка входа — фирменный градиент (в любой теме) */
.fi-simple-main button[type="submit"]{ background-image:linear-gradient(135deg, var(--ca1), var(--ca2) 55%, var(--ca3)) !important; border:none !important; color:#fff !important; box-shadow:0 14px 34px -10px rgba(79,140,255,.6) !important; }
.fi-simple-main button[type="submit"]:hover{ filter:brightness(1.06); }

/* Контраст текста — только в тёмной теме */
.dark .fi-simple-header-heading{ color:#f4f6ff !important; }
.dark .fi-simple-main, .dark .fi-simple-main label, .dark .fi-simple-main .fi-fo-field-label, .dark .fi-simple-main .fi-fo-field-label-content{ color:#e6e9f5 !important; }
.dark .fi-simple-main .fi-input{ color:#f4f6ff !important; }
.dark .fi-simple-main .fi-input::placeholder{ color:#8b93b0 !important; }
.dark .fi-simple-main a{ color:#36d6ff !important; }