:root{
  --nua-bg: #101823;
  --nua-surface: #152131;
  --nua-surface-2: #1a2a3f;
  --nua-text: #e6eef8;
  --nua-title: #f3f9ff;
  --nua-muted: rgba(230,238,248,.74);
  --nua-border: rgba(168,196,222,.20);
  --nua-shadow: 0 18px 50px rgba(0,0,0,.35);
  --nua-shadow-soft: 0 8px 26px rgba(0,0,0,.25);
  --nua-accent: #1fb89f;
  --nua-accent-2: #148774;
  --nua-radius: 18px;
}

:root[data-theme="light"]{
  --nua-bg: #f6fbfd;
  --nua-surface: #ffffff;
  --nua-surface-2: #eef7f8;
  --nua-text: #102033;
  --nua-title: #0b1a2b;
  --nua-muted: rgba(16,32,51,.70);
  --nua-border: rgba(16,32,51,.14);
  --nua-shadow: 0 18px 40px rgba(15,23,42,.12);
  --nua-shadow-soft: 0 8px 18px rgba(15,23,42,.10);
  --nua-accent: #0f9f89;
  --nua-accent-2: #0c7f6d;
}

html, body{
  background: radial-gradient(circle at top right, rgba(31,184,159,.16), transparent 40%), radial-gradient(circle at bottom left, rgba(255,255,255,.06), transparent 32%), var(--nua-bg) !important;
  color: var(--nua-text);
}

a{ color: var(--nua-text); }

.nua-shell{
  max-width: 1320px;
  margin: 0 auto;
  padding: 22px 18px 28px;
}

.nua-header{ padding: 0 0 18px; }
.nua-header__inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 12px 14px;
  border: 1px solid var(--nua-border);
  border-radius: 16px;
  background: linear-gradient(180deg, var(--nua-surface-2) 0%, var(--nua-surface) 100%);
  box-shadow: var(--nua-shadow-soft);
}

.nua-branding{ display: flex; align-items: baseline; gap: 12px; }
.nua-logo{
  font-weight: 900;
  font-size: 32px;
  letter-spacing: .5px;
  text-decoration: none;
  color: var(--nua-title);
}

.nua-tagline{
  margin: 0;
  font-size: 14px;
  color: var(--nua-muted);
}

.nua-header__actions{ display: flex; align-items: center; gap: 12px; }

.nua-search input{
  width: 240px;
  max-width: 50vw;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--nua-border);
  background: var(--nua-surface);
  color: var(--nua-text);
  padding: 0 14px;
  outline: none;
}

.nua-search input:focus{
  border-color: var(--nua-accent);
  box-shadow: 0 0 0 3px rgba(31,184,159,.22);
}

.nua-saved-link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 40px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid var(--nua-border);
  background: var(--nua-surface);
  text-decoration: none;
  font-size: 13px;
  font-weight: 700;
  color: var(--nua-text);
}

.nua-saved-link:hover{
  border-color: var(--nua-accent);
  color: var(--nua-accent);
}

.nua-theme-toggle{
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 40px;
  border-radius: 999px;
  border: 1px solid var(--nua-border);
  background: var(--nua-surface);
  color: var(--nua-text);
  padding: 0 12px;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}

.nua-theme-toggle:hover{
  transform: translateY(-1px);
  border-color: var(--nua-accent);
  box-shadow: 0 8px 18px rgba(31,184,159,.16);
}

.nua-theme-toggle__dot{
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--nua-accent) 0%, var(--nua-accent-2) 100%);
}

.nua-theme-toggle__label{
  font-size: 13px;
  font-weight: 700;
}

.nua-body{
  display: grid;
  grid-template-columns: 250px 1fr 310px;
  gap: 24px;
  align-items: start;
}

.nua-box, .ant-card, .ant-left, .ant-right{
  background: var(--nua-surface);
  border: 1px solid var(--nua-border);
  border-radius: var(--nua-radius);
  box-shadow: var(--nua-shadow);
}

.nua-sidebar .nua-box,
.nua-sidebar{
  position: sticky;
  top: 14px;
}

.nua-sidebar .nua-box{ padding: 14px; }

.nua-nav, .nua-nav ul, .nua-nav__list{ margin: 0; padding: 0; list-style: none; }

.nua-nav a,
.nua-nav__list a{
  display: block;
  padding: 12px 14px;
  border-radius: 12px;
  text-decoration: none;
  color: var(--nua-text);
  font-weight: 700;
  transition: background-color .2s ease, transform .2s ease;
}

.nua-nav a:hover,
.nua-nav__list a:hover{
  background: rgba(31,184,159,.16);
  transform: translateX(2px);
}

.nua-music-box{
  margin-top: 12px;
  padding: 10px;
  border: 1px solid var(--nua-border);
  border-radius: 14px;
  background: linear-gradient(180deg, var(--nua-surface-2) 0%, var(--nua-surface) 100%);
}

.nua-music-box__title{
  margin: 0 0 8px;
  font-size: 13px;
  font-weight: 800;
  color: var(--nua-title);
}

.nua-music-box__link{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 0 12px;
  margin-bottom: 10px;
  border-radius: 999px;
  border: 1px solid rgba(31,184,159,.46);
  background: linear-gradient(180deg, #1d9bf0 0%, #127fcd 100%);
  color: #fff;
  text-decoration: none;
  font-size: 12px;
  font-weight: 800;
}

.nua-music-box__link:hover{
  color: #fff;
  filter: saturate(1.06);
}

.nua-music-box__embed{
  display: block;
  width: 100%;
  border: 0;
  border-radius: 12px;
}

.nua-main .nav-links{
  display: flex;
  gap: 10px;
  margin-top: 18px;
}

.nua-main .page-numbers{
  background: var(--nua-surface);
  border: 1px solid var(--nua-border);
  color: var(--nua-text);
  padding: 10px 12px;
  border-radius: 12px;
  text-decoration: none;
}

.nua-saved-app{
  padding: 18px;
}

.nua-saved-app__head{ margin-bottom: 12px; }
.nua-saved-app__title{
  margin: 0 0 4px;
  font-size: 28px;
  line-height: 1.15;
  color: var(--nua-title);
}

.nua-saved-app__desc{
  margin: 0;
  color: var(--nua-muted);
}

.nua-saved-list{ display: grid; gap: 10px; }

.nua-saved-empty{
  border: 1px dashed var(--nua-border);
  border-radius: 12px;
  padding: 16px;
  color: var(--nua-muted);
}

.nua-saved-item{
  border: 1px solid var(--nua-border);
  border-radius: 12px;
  padding: 12px;
  background: var(--nua-surface-2);
  display: grid;
  gap: 6px;
}

.nua-saved-item__meta{
  font-size: 12px;
  color: var(--nua-muted);
}

.nua-saved-item__title{
  color: var(--nua-title);
  text-decoration: none;
  font-weight: 700;
  line-height: 1.35;
}

.nua-saved-item__title:hover{ color: var(--nua-accent); }

.nua-saved-item__remove{
  justify-self: start;
  height: 30px;
  border-radius: 999px;
  border: 1px solid var(--nua-border);
  background: var(--nua-surface);
  color: var(--nua-text);
  padding: 0 10px;
  cursor: pointer;
}

.nua-saved-item__remove:hover{
  border-color: #d95656;
  color: #ff8080;
}

.nua-footer{
  margin-top: 26px;
  border: 1px solid var(--nua-border);
  border-radius: 16px;
  background: linear-gradient(180deg, var(--nua-surface-2) 0%, var(--nua-surface) 100%);
  box-shadow: var(--nua-shadow-soft);
  padding: 18px 18px 10px;
}

.nua-footer__grid{
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 18px;
}

.nua-footer__title{
  margin: 0 0 8px;
  font-size: 14px;
  line-height: 1.25;
  color: var(--nua-title);
  font-weight: 800;
}

.nua-footer__text{
  margin: 0;
  color: var(--nua-muted);
  font-size: 13px;
  line-height: 1.45;
}

.nua-footer__list{
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}

.nua-footer__list a{
  color: var(--nua-text);
  text-decoration: none;
  font-size: 13px;
  line-height: 1.35;
}

.nua-footer__list a:hover{
  color: var(--nua-accent);
}

.nua-footer__bottom{
  margin-top: 16px;
  padding-top: 10px;
  border-top: 1px solid var(--nua-border);
  color: var(--nua-muted);
  font-size: 12px;
}

@media (max-width: 1100px){
  .nua-body{ grid-template-columns: 1fr; }
  .nua-sidebar{ display:none; }
  .nua-footer__grid{ grid-template-columns: 1fr 1fr; }
}

@media (max-width: 740px){
  .nua-shell{ padding: 12px 10px 22px; }
  .nua-header__inner{ align-items: flex-start; flex-direction: column; }
  .nua-header__actions{ width: 100%; justify-content: space-between; flex-wrap: wrap; }
  .nua-search input{ width: 100%; max-width: none; }
  .nua-logo{ font-size: 28px; }
  .nua-tagline{ font-size: 13px; }
  .nua-footer{ margin-top: 20px; padding: 14px 12px 10px; }
  .nua-footer__grid{ grid-template-columns: 1fr; gap: 14px; }
}

.nua-ad{
  margin: 14px 0;
  padding: 10px;
  border-radius: 14px;
  border: 1px solid var(--nua-border);
  background: var(--nua-surface);
  min-height: 118px;
}

.nua-ad__label{
  font-size: 11px;
  letter-spacing: .03em;
  text-transform: uppercase;
  color: var(--nua-muted);
  margin-bottom: 8px;
}

.nua-ad__placeholder{
  border: 1px dashed var(--nua-border);
  border-radius: 10px;
  min-height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px;
  color: var(--nua-muted);
  font-size: 12px;
}

.nua-ad ins.adsbygoogle{
  display: block;
  width: 100%;
  min-height: 90px;
}

.nua-ad--side{
  margin-top: 12px;
}