:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #edf4ff;
  background: #07101d;
  color-scheme: dark;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  background-color: #07101d;
  background-image:
    linear-gradient(180deg, rgba(3, 10, 19, .05) 0%, rgba(3, 10, 19, .04) 32%, rgba(3, 10, 19, .18) 68%, #07101d 100%),
    url("/static/keeladin-bg.jpg");
  background-repeat: no-repeat;
  background-position: center top;
  background-size: cover;
}

.shell {
  width: min(88vw, 420px);
  margin: 0 auto;
  padding: clamp(285px, 38vh, 410px) 0 18px;
}
.panel {
  border: 1px solid rgba(143, 181, 214, .22);
  background: rgba(8, 18, 31, .88);
  box-shadow: 0 28px 80px rgba(0, 0, 0, .42);
  border-radius: 14px;
  overflow: hidden;
  backdrop-filter: blur(14px);
}

.tabs { display: grid; grid-template-columns: 1fr 1fr; border-bottom: 1px solid rgba(143, 181, 214, .15); }
.tab {
  appearance: none;
  border: 0;
  border-bottom: 2px solid transparent;
  background: rgba(255,255,255,.025);
  color: #8ea7bd;
  padding: 7px 8px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}
.tab:hover { color: #ddecf9; background: rgba(255,255,255,.045); }
.tab.active { color: #fff; border-bottom-color: #68aee6; background: rgba(76, 139, 190, .12); }

.form { padding: 14px 22px 16px; }
.form h2 { margin: 0 0 3px; font-size: 1.08rem; }
.hint { margin: 0 0 9px; color: #93aabd; line-height: 1.3; font-size: .76rem; }
label { display: block; margin: 7px 0; color: #d8e5f0; font-size: .68rem; font-weight: 650; }
label span { color: #788fa4; font-weight: 500; }

input {
  width: 100%;
  margin-top: 4px;
  border: 1px solid rgba(143, 181, 214, .28);
  border-radius: 10px;
  background: rgba(0,0,0,.25);
  color: #fff;
  padding: 7px 9px;
  outline: none;
  font: inherit;
}
input:focus { border-color: #67a9dd; box-shadow: 0 0 0 3px rgba(103,169,221,.12); }

.primary {
  width: 100%;
  margin-top: 4px;
  border: 1px solid #5e9ccc;
  border-radius: 10px;
  background: linear-gradient(180deg, #397cb1, #255c88);
  color: #fff;
  padding: 8px 12px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}
.primary:hover { filter: brightness(1.08); }
.primary:disabled { opacity: .6; cursor: wait; }
.notice {
  margin: 10px 22px 0;
  padding: 7px 9px;
  border-radius: 10px;
  border: 1px solid rgba(115,180,129,.36);
  background: rgba(50, 116, 64, .18);
  color: #cbeed2;
}
.notice.error { border-color: rgba(205,107,107,.42); background: rgba(145,50,50,.16); color: #ffd4d4; }

footer {
  display: flex;
  justify-content: center;
  gap: 8px;
  border-top: 1px solid rgba(143,181,214,.12);
  padding: 8px 14px;
  color: #71889d;
  font-size: .72rem;
}
.dot { opacity: .5; }

@media (max-width: 560px) {
  body { background-size: auto 100vh; background-position: center top; }
  .shell { width: min(94vw, 520px); padding-top: 34vh; padding-bottom: 12px; }
  .form { padding: 16px 18px 18px; }
  footer { flex-wrap: wrap; }
}

@media (min-width: 561px) and (max-height: 800px) {
  .shell { padding-top: clamp(225px, 20vw, 325px); }
  .tab { padding-top: 9px; padding-bottom: 9px; }
  .form { padding-top: 14px; padding-bottom: 16px; }
  label { margin: 7px 0; }
  input { padding-top: 7px; padding-bottom: 7px; }
  footer { padding-top: 8px; padding-bottom: 8px; }
}