/* NapCat WebUI login layout, ported to plain CSS (HeroUI tokens preserved). */
:root {
  color-scheme: light;
  --h-foreground: 210 5.56% 7.06%;
  --h-default-50: 240 5.88% 95%;
  --h-default-100: 240 3.7% 90%;
  --h-default-200: 240 5.26% 80%;
  --h-default-400: 240 3.83% 60%;
  --h-default-600: 240 4.88% 40%;
  --h-default-700: 240 5.88% 30%;
  --h-primary-200: 339.33 90% 80.39%;
  --h-primary-400: 339 90% 60.78%;
  --h-primary-500: 339.2 90.36% 51.18%;
  --h-secondary-200: 270 59.26% 78.82%;
  --h-secondary-400: 270 59.26% 57.65%;
  --h-radius-large: 14px;
  --h-shadow-small: 0 0 5px 0 rgb(0 0 0 / 2%), 0 2px 10px 0 rgb(0 0 0 / 6%), 0 0 1px 0 rgb(0 0 0 / 30%);
  --h-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 10%), 0 8px 10px -6px rgb(0 0 0 / 10%);
  --h-danger: 0 72% 51%;
}

html.dark {
  color-scheme: dark;
  --h-foreground: 210 5.56% 92.94%;
  --h-default-50: 240 5.88% 10%;
  --h-default-100: 240 3.7% 15.88%;
  --h-default-200: 240 5.26% 26.08%;
  --h-default-400: 240 3.83% 46.08%;
  --h-default-600: 240 4.88% 83.92%;
  --h-default-700: 240 5.88% 90%;
  --h-primary-200: 339.11 85.99% 30.78%;
  --h-primary-400: 339.2 90.36% 51.18%;
  --h-primary-500: 339 90% 60.78%;
  --h-secondary-200: 270 66.67% 28.24%;
  --h-secondary-400: 270 66.67% 47.06%;
  --h-shadow-small: 0 0 5px 0 rgb(0 0 0 / 5%), 0 2px 10px 0 rgb(0 0 0 / 20%), inset 0 0 1px 0 rgb(255 255 255 / 15%);
  --h-shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 25%), 0 8px 10px -6px rgb(0 0 0 / 25%);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  flex-direction: column;
  background-image: linear-gradient(to bottom right, #eef2ff 0%, #ffffff 50%, #fdf2f8 100%);
  color: hsl(var(--h-foreground));
  font-family: "Quicksand", "Nunito", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  letter-spacing: .02em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}
html.dark body {
  background-image: linear-gradient(to bottom right, #111827 0%, #1f2937 50%, #111827 100%);
}

/* Three blurred orbs, same geometry as the NapCat background layer. */
body::before,
body::after,
.page-main::before {
  position: fixed;
  z-index: 0;
  border-radius: 9999px;
  pointer-events: none;
  content: "";
}
body::before {
  top: -10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: hsl(var(--h-primary-200) / .4);
  filter: blur(100px);
}
body::after {
  top: 20%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: hsl(var(--h-secondary-200) / .4);
  filter: blur(90px);
}
.page-main::before {
  bottom: -10%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: rgb(251 207 232 / .3);
  filter: blur(110px);
}

.page-main {
  position: relative;
  z-index: 1;
  display: flex;
  flex: 1;
  align-items: center;
  justify-content: center;
  width: 100%;
}

.login-shell {
  width: 608px;
  max-width: 100%;
  padding: 32px 8px;
}
@media (min-width: 768px) {
  .login-shell { padding: 32px; }
}

.login-card {
  position: relative;
  display: flex;
  width: 100%;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  padding-bottom: 24px;
  overflow: hidden;
  border-radius: var(--h-radius-large);
  background: hsl(var(--h-default-50) / .5);
  box-shadow: var(--h-shadow-small);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  transform: perspective(1000px) rotateX(0deg) rotateY(0deg) scale3d(1, 1, 1);
  will-change: transform;
}

.tilt-glow {
  position: absolute;
  top: 0;
  left: 0;
  z-index: 0;
  width: 150px;
  height: 150px;
  border-radius: 9999px;
  background: linear-gradient(to right, hsl(var(--h-primary-400)), hsl(var(--h-secondary-400)));
  filter: blur(100px);
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
}
.login-card:hover .tilt-glow { opacity: 1; }

.card-header,
.card-body {
  position: relative;
  z-index: 1;
}

.card-header {
  display: flex;
  width: 100%;
  align-items: center;
  justify-content: center;
  padding: 12px;
}

.brand {
  display: flex;
  max-width: 512px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding-top: 40px;
  text-align: center;
}

.brand-logo {
  display: block;
  width: 112px;
  height: 112px;
  flex: 0 0 112px;
  border-radius: 14px;
  user-select: none;
  -webkit-user-drag: none;
}

.brand-title {
  font-size: 2.3rem;
  font-weight: 600;
  letter-spacing: -.025em;
  line-height: 36px;
  white-space: nowrap;
}
@media (min-width: 1024px) {
  .brand-title { font-size: 3rem; line-height: 48px; }
}
.brand-title .accent {
  background-image: linear-gradient(to bottom, #ff1cf7, #b249f8);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.theme-toggle {
  position: absolute;
  top: 16px;
  right: 16px;
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 0;
  border-radius: 8px;
  background: transparent;
  color: hsl(var(--h-default-400));
  cursor: pointer;
  transition: background .15s, color .15s;
}
.theme-toggle:hover {
  background: hsl(var(--h-default-100) / .7);
  color: hsl(var(--h-default-600));
}
.theme-toggle svg { width: 18px; height: 18px; }
.theme-toggle .icon-moon { display: none; }
html.dark .theme-toggle .icon-sun { display: none; }
html.dark .theme-toggle .icon-moon { display: block; }

.card-body {
  display: flex;
  width: 100%;
  flex-direction: column;
  gap: 20px;
  padding: 20px;
}
@media (min-width: 768px) {
  .card-body { padding: 20px 40px; }
}

.status-line {
  padding: 0 8px;
  color: hsl(var(--h-default-600));
  font-size: .875rem;
  line-height: 1.25rem;
  text-align: center;
}
html.dark .status-line { color: hsl(var(--h-default-400)); }

.token-field {
  display: flex;
  min-height: 64px;
  flex-direction: column;
  justify-content: center;
  padding: 10px 12px;
  border-radius: var(--h-radius-large);
  background: hsl(var(--h-default-100) / .7);
  box-shadow: var(--h-shadow-xl);
  backdrop-filter: blur(24px) saturate(2);
  -webkit-backdrop-filter: blur(24px) saturate(2);
  cursor: text;
  transition: background .15s;
}
.token-field:hover { background: hsl(var(--h-default-100) / .8); }
.token-field:focus-within { background: hsl(var(--h-default-100) / .5); }

.token-field label {
  color: #61616b;
  font-size: 16px;
  line-height: 20px;
  cursor: text;
}
html.dark .token-field label { color: rgb(255 255 255 / 90%); }

.token-row {
  display: flex;
  align-items: center;
}

.key-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  color: #94a3b8;
  pointer-events: none;
}

.token-row input {
  min-width: 0;
  flex: 1;
  padding: 0 24px 0 6px;
  border: 0;
  background: transparent;
  color: rgb(0 0 0 / 90%);
  font: inherit;
  font-size: 16px;
  line-height: 24px;
  outline: none;
}
html.dark .token-row input { color: rgb(255 255 255 / 90%); }
.token-row input::placeholder { color: hsl(var(--h-default-700) / 50%); }
html.dark .token-row input::placeholder { color: rgb(255 255 255 / 60%); }

.clear-btn {
  display: grid;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  margin-left: -24px;
  place-items: center;
  padding: 0;
  border: 0;
  background: transparent;
  color: hsl(var(--h-default-400));
  cursor: pointer;
}
.clear-btn:hover { color: hsl(var(--h-default-600)); }
.clear-btn svg { width: 16px; height: 16px; }
.clear-btn[hidden] { display: none; }

.hint {
  padding: 0 8px;
  color: hsl(var(--h-default-600));
  font-size: .875rem;
  line-height: 1.4;
  text-align: center;
  word-break: break-word;
}
html.dark .hint { color: hsl(var(--h-default-400)); }
.hint code {
  padding: 1px 4px;
  border-radius: 4px;
  background: hsl(var(--h-default-100) / .8);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 12px;
}

.login-btn {
  display: flex;
  height: 56px;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin: 40px 40px 0;
  padding: 0;
  border: 0;
  border-radius: 9999px;
  background: hsl(var(--h-primary-500));
  color: #fff;
  font: inherit;
  font-size: 1.125rem;
  font-weight: 400;
  letter-spacing: .04em;
  cursor: pointer;
  box-shadow: 0 10px 15px -3px hsl(var(--h-primary-500) / .4), 0 4px 6px -4px hsl(var(--h-primary-500) / .4);
  transition: opacity .15s, transform .1s;
}
.login-btn:hover { opacity: .9; }
.login-btn:active { transform: scale(.97); }
.login-btn:disabled { cursor: wait; opacity: .9; }

.btn-logo {
  width: 36px;
  height: 36px;
  margin-left: -32px;
  border-radius: 14px;
  pointer-events: none;
}

.spinner {
  display: none;
  width: 20px;
  height: 20px;
  border: 2px solid rgb(255 255 255 / 35%);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
.login-btn.is-loading .spinner { display: block; }
.login-btn.is-loading .btn-logo { display: none; }

@keyframes spin { to { transform: rotate(360deg); } }

.toast {
  position: fixed;
  top: 24px;
  left: 50%;
  z-index: 50;
  display: flex;
  max-width: calc(100vw - 32px);
  align-items: center;
  gap: 10px;
  padding: 12px 18px;
  border-radius: 12px;
  background: #fff;
  color: hsl(var(--h-default-700));
  box-shadow: 0 10px 25px rgb(0 0 0 / 12%), 0 2px 8px rgb(0 0 0 / 8%);
  font-size: 14px;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -12px);
  transition: opacity .2s, transform .2s;
}
html.dark .toast { background: #27272a; color: hsl(var(--h-default-700)); }
.toast.show { opacity: 1; transform: translate(-50%, 0); }
.toast-icon {
  display: grid;
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  place-items: center;
  border-radius: 50%;
  background: #e11d48;
  color: #fff;
  font-size: 13px;
  font-weight: 800;
  line-height: 1;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid hsl(var(--h-primary-500));
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .login-shell { padding: 16px 8px; }
  .brand-title { font-size: 2.3rem; line-height: 36px; }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .login-card { transform: none !important; }
  .tilt-glow { display: none; }
}