.server-classes-main {
  padding-top: 90px;
  --sc-surface: rgba(14, 14, 18, 0.78);
  --sc-surface-2: rgba(10, 10, 14, 0.55);
  --sc-border: rgba(255, 255, 255, 0.10);
  --sc-border-soft: rgba(255, 255, 255, 0.07);
  --sc-shadow: 0 18px 50px rgba(0, 0, 0, 0.45);
  --sc-glow: 0 0 0 1px rgba(var(--color-accent-rgb), 0.18), 0 0 24px rgba(var(--color-accent-rgb), 0.08);
}

.side-menu-list::-webkit-scrollbar,
.dd-panel::-webkit-scrollbar {
  width: 10px;
}

.side-menu-list::-webkit-scrollbar-thumb,
.dd-panel::-webkit-scrollbar-thumb {
  background: rgba(var(--color-accent-rgb), 0.22);
  border: 2px solid rgba(0, 0, 0, 0.35);
  border-radius: 999px;
}

.side-menu-list::-webkit-scrollbar-track,
.dd-panel::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.25);
  border-radius: 999px;
}

.page-hero { padding: 64px 0 26px; }
.page-title {
  font-family: var(--font-head);
  font-size: 3.15rem;
  letter-spacing: 0.02em;
  text-align: center;
  text-shadow: 0 0 26px rgba(var(--color-accent-rgb), 0.22);
}
.page-subtitle { text-align: center; color: var(--color-text-muted); margin-top: 10px; max-width: 820px; margin-left: auto; margin-right: auto; }

.toolbar { display: flex; justify-content: center; padding: 18px 0 16px; }
.search {
  width: 100%;
  max-width: 640px;
  padding: 13px 14px;
  border-radius: 14px;
  background: linear-gradient(180deg, var(--sc-surface-2), rgba(0, 0, 0, 0.18));
  border: 1px solid var(--sc-border);
  box-shadow: 0 12px 34px rgba(0, 0, 0, 0.32);
  color: #fff;
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease, transform 160ms ease;
}
.search::placeholder { color: rgba(255, 255, 255, 0.58); }
.search:focus {
  border-color: rgba(var(--color-accent-rgb), 0.45);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.38), 0 0 0 3px rgba(var(--color-accent-rgb), 0.14);
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 18px;
  align-items: start;
}

@media (min-width: 1920px) {
  .page-title { font-size: 3.45rem; }
  .page-subtitle { font-size: 1.05rem; max-width: 1000px; }
  .toolbar { padding-top: 22px; }
  .search { max-width: 760px; padding: 14px 16px; }
  .page-layout {
    max-width: 1480px;
    margin: 0 auto;
    grid-template-columns: minmax(0, 1fr) 360px;
    gap: 22px;
  }
}

@media (min-width: 2560px) {
  .page-title { font-size: 3.75rem; }
  .page-subtitle { font-size: 1.1rem; max-width: 1160px; }
  .search { max-width: 860px; }
  .page-layout {
    max-width: 1720px;
    grid-template-columns: minmax(0, 1fr) 380px;
    gap: 26px;
  }
}

@media (min-width: 3440px) {
  .page-title { font-size: 4.0rem; }
  .page-subtitle { font-size: 1.15rem; max-width: 1360px; }
  .search { max-width: 980px; }
  .page-layout {
    max-width: 2000px;
    grid-template-columns: minmax(0, 1fr) 420px;
    gap: 30px;
  }
}

@media (min-width: 3840px) {
  .page-title { font-size: 4.25rem; }
  .page-subtitle { font-size: 1.2rem; max-width: 1500px; }
  .search { max-width: 1100px; }
  .page-layout {
    max-width: 2200px;
    grid-template-columns: minmax(0, 1fr) 440px;
    gap: 34px;
  }
}
 
 .page-content { min-width: 0; }
 
 .side-menu {
   position: sticky;
   top: 98px;
   align-self: start;
 }
 
 .side-menu-card {
   background: radial-gradient(1000px 420px at 20% -10%, rgba(var(--color-accent-rgb), 0.10), transparent 45%),
     linear-gradient(180deg, var(--sc-surface), rgba(10, 10, 14, 0.72));
   border: 1px solid var(--sc-border-soft);
   border-radius: 16px;
   box-shadow: var(--sc-shadow);
   backdrop-filter: blur(10px);
   -webkit-backdrop-filter: blur(10px);
   padding: 14px;
 }
 
 .side-menu-title {
   font-family: var(--font-head);
   font-size: 1.05rem;
   letter-spacing: 0.02em;
 }
 
 .side-menu-sub {
   margin-top: 6px;
   color: var(--color-text-muted);
   font-size: 0.9rem;
 }
 
 .side-menu-select-wrap { margin-top: 12px; }

 .dd { position: relative; }
 .dd-btn {
   width: 100%;
   padding: 11px 12px;
   border-radius: 12px;
   background: linear-gradient(180deg, rgba(0, 0, 0, 0.26), rgba(0, 0, 0, 0.18));
   border: 1px solid rgba(255, 255, 255, 0.12);
   color: #fff;
   outline: none;
   cursor: pointer;
   display: grid;
   grid-template-columns: 1fr auto;
   align-items: center;
   gap: 10px;
 }

 .dd-btn:focus {
   border-color: rgba(var(--color-accent-rgb), 0.45);
   box-shadow: 0 0 0 3px rgba(var(--color-accent-rgb), 0.14);
 }

 .dd-label { color: rgba(255, 255, 255, 0.92); text-align: left; }
 .dd-chevron { color: rgba(255, 255, 255, 0.70); transition: transform 160ms ease; }
 .dd-btn[aria-expanded="true"] .dd-chevron { transform: rotate(180deg); }

 .dd-panel {
   position: absolute;
   left: 0;
   right: 0;
   top: calc(100% + 10px);
   z-index: 50;
   border-radius: 14px;
   border: 1px solid rgba(255, 255, 255, 0.10);
   background: linear-gradient(180deg, rgba(10, 10, 14, 0.96), rgba(0, 0, 0, 0.86));
   box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55);
   padding: 8px;
   max-height: 320px;
   overflow: auto;
 }

 .dd-opt {
   padding: 10px 10px;
   border-radius: 12px;
   border: 1px solid rgba(255, 255, 255, 0.08);
   background: rgba(0, 0, 0, 0.18);
   color: rgba(255, 255, 255, 0.88);
   cursor: pointer;
 }

 .dd-opt:hover {
   background: rgba(var(--color-accent-rgb), 0.10);
   border-color: rgba(var(--color-accent-rgb), 0.22);
 }

 .dd-opt.active {
   background: rgba(var(--color-accent-rgb), 0.14);
   border-color: rgba(var(--color-accent-rgb), 0.35);
 }
 
 .side-menu-select {
   width: 100%;
   padding: 11px 12px;
   border-radius: 12px;
   background: linear-gradient(180deg, rgba(0, 0, 0, 0.26), rgba(0, 0, 0, 0.18));
   border: 1px solid rgba(255, 255, 255, 0.12);
   color: #fff;
   outline: none;
   color-scheme: dark;
   appearance: none;
   -webkit-appearance: none;
   background-image:
     linear-gradient(45deg, transparent 50%, rgba(255,255,255,0.7) 50%),
     linear-gradient(135deg, rgba(255,255,255,0.7) 50%, transparent 50%),
     linear-gradient(180deg, rgba(0, 0, 0, 0.26), rgba(0, 0, 0, 0.18));
   background-position:
     calc(100% - 18px) calc(50% - 3px),
     calc(100% - 13px) calc(50% - 3px),
     0 0;
   background-size: 6px 6px, 6px 6px, 100% 100%;
   background-repeat: no-repeat;
 }
 
 .side-menu-list {
   margin-top: 12px;
   max-height: calc(100vh - 220px);
   overflow: auto;
   display: grid;
   gap: 8px;
   padding-right: 6px;
 }
 
 .side-menu-list a {
   display: flex;
   align-items: center;
   justify-content: space-between;
   gap: 10px;
   text-decoration: none;
   padding: 10px 10px;
   border-radius: 12px;
   border: 1px solid rgba(255, 255, 255, 0.08);
   background: rgba(0, 0, 0, 0.18);
   color: rgba(255, 255, 255, 0.85);
   transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
 }
 
 .side-menu-list a:hover {
   background: rgba(var(--color-accent-rgb), 0.08);
   border-color: rgba(var(--color-accent-rgb), 0.20);
 }
 
 .side-menu-list a.active {
   background: rgba(var(--color-accent-rgb), 0.12);
   border-color: rgba(var(--color-accent-rgb), 0.32);
   box-shadow: 0 0 0 3px rgba(var(--color-accent-rgb), 0.10);
 }
 
 .class-viewer { padding: 12px 0 10px; }

 .class-view-card {
   position: relative;
   background: radial-gradient(1200px 500px at 20% -10%, rgba(var(--color-accent-rgb), 0.10), transparent 45%),
     linear-gradient(180deg, var(--sc-surface), rgba(10, 10, 14, 0.72));
   border: 1px solid var(--sc-border-soft);
   border-radius: 16px;
   overflow: hidden;
   box-shadow: var(--sc-shadow);
   backdrop-filter: blur(10px);
   -webkit-backdrop-filter: blur(10px);
   padding: 18px;
 }

 .class-bg {
   position: absolute;
   top: 0;
   right: 0;
   bottom: 0;
   width: min(46%, 420px);
   background-repeat: no-repeat;
   background-position: right center;
   background-size: contain;
   opacity: 0.22;
   pointer-events: none;
   filter: saturate(1.05) contrast(1.05) drop-shadow(-10px 0 22px rgba(0, 0, 0, 0.55));
   mask-image: linear-gradient(to left, rgba(0,0,0,1) 55%, rgba(0,0,0,0) 100%);
   -webkit-mask-image: linear-gradient(to left, rgba(0,0,0,1) 55%, rgba(0,0,0,0) 100%);
 }

 .class-view-content {
   position: relative;
   z-index: 2;
 }

 .class-view-head {
   display: flex;
   gap: 14px;
   align-items: center;
   padding: 18px;
   border-bottom: 1px solid rgba(255, 255, 255, 0.06);
 }

 @media (max-width: 920px) {
   .class-bg {
     width: 52%;
     opacity: 0.16;
   }
 }

 @media (max-width: 640px) {
   .class-bg {
     display: none;
   }
 }

 .class-icon--lg { width: 72px; height: 72px; }

 .class-view-title {
   font-family: var(--font-head);
   font-size: 1.6rem;
   margin: 0;
 }
 
 .class-card {
   background: radial-gradient(1200px 500px at 20% -10%, rgba(var(--color-accent-rgb), 0.10), transparent 45%),
     linear-gradient(180deg, var(--sc-surface), rgba(10, 10, 14, 0.72));
   border: 1px solid var(--sc-border-soft);
   border-radius: 16px;
   overflow: hidden;
   box-shadow: var(--sc-shadow);
   backdrop-filter: blur(10px);
   -webkit-backdrop-filter: blur(10px);
   transition: transform 160ms ease, border-color 160ms ease, box-shadow 160ms ease;
 }
 .class-card:hover {
   transform: translateY(-3px);
   border-color: rgba(var(--color-accent-rgb), 0.22);
   box-shadow: var(--sc-shadow), var(--sc-glow);
 }

 .class-acc-head {
   width: 100%;
   text-align: left;
   background: transparent;
   border: 0;
   padding: 0;
   color: inherit;
   display: grid;
   grid-template-columns: 1fr auto;
   align-items: center;
   gap: 10px;
   cursor: pointer;
 }

 .class-acc-chevron {
   padding: 0 16px;
   color: rgba(255, 255, 255, 0.70);
   transition: transform 160ms ease;
 }

 .class-card[data-collapsed="0"] .class-acc-chevron { transform: rotate(180deg); }

 .class-acc-body { padding: 0 0 6px; }
 
 .class-card-head { display: flex; gap: 14px; align-items: center; padding: 18px; border-bottom: 1px solid rgba(255, 255, 255, 0.06); }
 .class-icon {
   width: 54px;
   height: 54px;
   border-radius: 14px;
   background: rgba(0, 0, 0, 0.25);
   display: grid;
   place-items: center;
   overflow: hidden;
   box-shadow: inset 0 0 0 1px rgba(var(--color-accent-rgb), 0.08);
 }
 .class-icon img { width: 100%; height: 100%; object-fit: contain; padding: 7px; filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.35)); }
 
 .class-title { font-family: var(--font-head); font-size: 1.28rem; margin: 0; }
 .class-sub { color: var(--color-text-muted); font-size: 0.92rem; margin-top: 6px; line-height: 1.35; }
 .class-card-body .class-sub {
   color: rgba(255, 255, 255, 0.92);
   font-weight: 900;
 }
 .class-view-head .class-sub {
   color: var(--color-text-muted);
   font-weight: 600;
 }
 .class-sub + .pills { margin-top: 10px; }
 
 .class-card-body { padding: 18px; display: grid; gap: 14px; }
 .kv { display: grid; gap: 10px; }
 .kv-row {
   display: flex;
   justify-content: space-between;
   align-items: center;
   gap: 12px;
   padding: 11px 12px;
   border-radius: 12px;
   background: linear-gradient(180deg, rgba(0, 0, 0, 0.26), rgba(0, 0, 0, 0.18));
   border: 1px solid rgba(255, 255, 255, 0.07);
 }
 .kv-row span { color: var(--color-text-muted); font-size: 0.9rem; }
 .kv-row strong { color: #fff; text-align: right; }
 .kv-row .autostat-text { color: rgba(var(--color-accent-rgb), 0.98); }

 .autostat-wrap {
   display: inline-flex;
   align-items: center;
   gap: 10px;
 }

 .copy-btn {
   width: 34px;
   height: 34px;
   border-radius: 10px;
   border: 1px solid rgba(255, 255, 255, 0.12);
   background: rgba(0, 0, 0, 0.20);
   color: rgba(255, 255, 255, 0.90);
   cursor: pointer;
   display: inline-grid;
   place-items: center;
   transition: background 160ms ease, border-color 160ms ease, transform 160ms ease;
 }

 .copy-btn:hover {
   background: rgba(var(--color-accent-rgb), 0.10);
   border-color: rgba(var(--color-accent-rgb), 0.26);
 }

 .copy-btn:active { transform: scale(0.98); }

 .copy-btn.copy-btn--ok {
   background: rgba(0, 255, 170, 0.10);
   border-color: rgba(0, 255, 170, 0.30);
 }
 
 .pills { display: flex; flex-wrap: wrap; gap: 8px; }
 .pill {
   padding: 7px 10px;
   border-radius: 999px;
   font-size: 0.86rem;
   border: 1px solid rgba(255, 255, 255, 0.12);
   background: rgba(0, 0, 0, 0.18);
   box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.02);
 }
 .pill--good { border-color: rgba(0, 255, 65, 0.20); background: rgba(0, 255, 65, 0.06); }
 .pill--bad { border-color: rgba(255, 80, 80, 0.20); background: rgba(255, 80, 80, 0.06); }
 .pill--even { border-color: rgba(var(--color-accent-rgb), 0.22); background: rgba(var(--color-accent-rgb), 0.06); }
 
 .cta-row { display: flex; justify-content: center; gap: 15px; padding: 34px 20px 74px; }
 
 @media (max-width: 1100px) {
   .page-layout { grid-template-columns: minmax(0, 1fr) 300px; }
 }
 
 @media (max-width: 760px) {
   .page-layout { grid-template-columns: 1fr; }
   .side-menu { position: static; }
   .page-title { font-size: 2.25rem; }
   .cta-row { flex-direction: column; align-items: center; }
   .cta-row .btn { width: 100%; max-width: 420px; text-align: center; }
 }

 .class-bg {
   filter: saturate(1.05) contrast(1.05) drop-shadow(-10px 0 22px rgba(0, 0, 0, 0.55));
 }