:root{
  --bg: #0e1013;
  --panel: rgba(255,255,255,0.06);
  --panel-hover: rgba(255,255,255,0.10);
  --panel-border: rgba(255,255,255,0.14);
  --text: #eef2f6;
  --muted: #a9b1ba;
  --accent: #1bdf91;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0,0,0,0.35), inset 0 1px 0 rgba(255,255,255,0.03);
  --shadow-soft: 0 8px 24px rgba(0,0,0,0.28);
}

*,
*::before,
*::after{
  box-sizing: border-box;
}

html{
  min-height: 100%;
  background: var(--bg);
}

body{
  min-height: 100%;
  margin: 0;
  padding: 0 0 40px 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 800px at 10% -10%, color-mix(in srgb, var(--accent) 35%, transparent), transparent 60%),
    radial-gradient(1000px 700px at 100% 0%, rgba(86,98,246,0.06), transparent 60%),
    var(--bg);
  background-repeat: no-repeat;
  background-attachment: fixed, fixed, scroll;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

*{
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}
*::-webkit-scrollbar{
  width: 8px;
  height: 8px;
}
*::-webkit-scrollbar-thumb{
  background: linear-gradient(180deg, var(--accent), color-mix(in srgb, var(--accent) 60%, transparent));
  border-radius: 20px;
}
*::-webkit-scrollbar-track{
  background: transparent;
}

.skip-link{
  position: absolute;
  left: 10px;
  top: -50px;
  z-index: 1000;
  padding: 10px 14px;
  background: #111;
  color: #fff;
  border-radius: 10px;
  text-decoration: none;
  border: 1px solid rgba(255,255,255,0.2);
}
.skip-link:focus{
  top: 10px;
}

.qs-container{
  width: min(1200px, 92vw);
  margin: 26px auto 0;
  display: grid;
  gap: 16px;
}

.qs-header,
.qs-card{
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.qs-header{
  padding: 18px 20px;
}

.qs-head-row{
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.qs-title{
  margin: 0;
  font-family: "CopperplateGothicBold", ui-sans-serif, system-ui, Arial, sans-serif;
  font-size: clamp(20px, 2.4vw, 30px);
  letter-spacing: .6px;
  text-shadow: 0 1px 0 rgba(255,255,255,0.03);
}

.qs-intro{
  margin-top: 10px;
}
.qs-intro p{
  margin: 0 0 8px 0;
  color: var(--muted);
  line-height: 1.6;
}

.qs-inline-link{
  font-style: italic;
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--accent);
  text-underline-offset: 2px;
  transition: 0.3s;
}
.qs-inline-link:hover{
  text-decoration: underline;
  color: var(--accent);
}

.qs-tools{
  margin-top: 16px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 220px;
  gap: 12px;
  align-items: end;
}

.qs-search-wrap,
.qs-sort-wrap{
  display: grid;
  gap: 8px;
}

.qs-search-label{
  color: var(--muted);
  font-size: 14px;
}

.qs-searchbar{
  position: relative;
}

.qs-searchbar input,
.qs-sort-select{
  width: 100%;
  height: 44px;
  padding: 10px 14px;
  font-size: 16px;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  outline: none;
  transition: border-color .18s ease, background .18s ease, box-shadow .18s ease;
}

.qs-searchbar input{
  padding-right: 44px;
}

.qs-searchbar input::placeholder{
  color: color-mix(in srgb, var(--muted) 80%, transparent);
}

.qs-searchbar input:focus,
.qs-sort-select:focus,
.qaq-textarea:focus{
  border-color: rgba(255,255,255,0.22);
  box-shadow:
    0 0 0 2px color-mix(in srgb, var(--accent) 60%, transparent),
    0 0 0 6px color-mix(in srgb, var(--accent) 18%, transparent),
    var(--shadow-soft);
}

.qs-clear{
  position: absolute;
  right: 12px;
  top: 50%;
  transform: translateY(-50%);
  width: 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  border-radius: 999px;
  border: none;
  text-decoration: none;
  color: var(--muted);
  background: transparent;
  cursor: pointer;
  transition: background .15s ease, color .15s ease;
}

.qs-clear:hover{
  color: var(--text);
  background: rgba(255,255,255,0.06);
}

.qs-results-meta{
  margin-top: 10px;
  color: var(--muted);
  font-size: 14px;
  padding: 0 2px;
}

.qs-section{
  display: grid;
}

.qs-grid{
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 14px;
}

.qs-card{
  padding: 16px 18px;
  transition: background .18s ease, border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.qs-entry:hover{
  background: var(--panel-hover);
  border-color: color-mix(in srgb, var(--panel-border) 60%, #fff 40%);
  box-shadow: var(--shadow-soft);
  transform: translateY(-1px);
}

.qs-card-top{
  display: grid;
  gap: 10px;
}

.qs-card-title{
  margin: 0;
  font-size: 19px;
  line-height: 1.35;
}

.qs-meta{
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.qs-badge{
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 13px;
  color: #d9e6ff;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.10);
}

.qs-block{
  margin-top: 14px;
}

.qs-label{
  font-size: 13px;
  font-weight: bold;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: var(--text);
  margin-bottom: 8px;
}

.qs-text{
  color: var(--text);
  line-height: 1.65;
  word-break: break-word;
}

.qs-code-subtitle{
  margin-top: 10px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.4;
}

.qs-divider{
  border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: 14px;
  padding-top: 0;
}

.qs-muted{
  color: var(--muted);
}

.qs-list{
  margin: 0;
  padding-left: 18px;
  line-height: 1.6;
}

/* Message boxes */
.message{
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-size: 14px;
  line-height: 1.45;
}

.message.warning{
  background: rgba(255, 196, 87, 0.10);
  border-color: rgba(255, 196, 87, 0.26);
  color: #ffe4a3;
}

.message.error{
  background: rgba(255, 123, 123, 0.10);
  border-color: rgba(255, 123, 123, 0.25);
  color: #ffd0d0;
}

.message.success{
  background: rgba(125, 255, 179, 0.10);
  border-color: rgba(125, 255, 179, 0.25);
  color: #d9ffe8;
}

/* QAQ page */
.qaq-textarea{
  width: 100%;
  min-height: 220px;
  resize: vertical;
  padding: 14px;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text);
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  outline: none;
}

.qaq-textarea::placeholder{
  color: color-mix(in srgb, var(--muted) 80%, transparent);
}

.qaq-button-row{
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.qs-action-btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 11px 16px;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
  color: var(--text);
  font-size: 15px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  transition: transform .12s ease, background .18s ease, color .18s ease, border-color .18s ease, box-shadow .18s ease;
}

.qs-action-btn:hover{
  transform: translateY(-1px);
  background: linear-gradient(180deg, rgba(255,255,255,0.18), rgba(255,255,255,0.08));
  color: var(--accent);
  box-shadow: var(--shadow-soft);
}

.qs-action-btn-secondary{
  background: rgba(255,255,255,0.04);
}

/* Checkbox */
.qaq-checkbox-row{
  margin-bottom: 18px;
}

.qaq-checkbox-label{
  display: inline-flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  user-select: none;
  color: var(--text);
  line-height: 1.5;
}

.qaq-checkbox-label input{
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.qaq-checkbox-custom{
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  margin-top: 1px;
  border-radius: 6px;
  border: 1px solid var(--panel-border);
  background: rgba(255,255,255,0.04);
  box-shadow: var(--shadow);
  position: relative;
  transition: border-color .18s ease, background .18s ease, box-shadow .18s ease, transform .12s ease;
}

.qaq-checkbox-custom::after{
  content: "";
  position: absolute;
  inset: 4px;
  border-radius: 3px;
  background: var(--accent);
  transform: scale(0);
  transition: transform .16s ease;
}

.qaq-checkbox-label input:checked + .qaq-checkbox-custom::after{
  transform: scale(1);
}

.qaq-checkbox-label:hover .qaq-checkbox-custom{
  transform: translateY(-1px);
  border-color: color-mix(in srgb, var(--panel-border) 60%, #fff 40%);
}

.qaq-checkbox-label input:focus-visible + .qaq-checkbox-custom{
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, white 30%);
  outline-offset: 2px;
}

.qaq-checkbox-text{
  color: var(--text);
}

.qs-searchbar input:focus-visible,
.qs-clear:focus-visible,
.qs-sort-select:focus-visible,
.qs-inline-link:focus-visible,
.qs-action-btn:focus-visible,
.qaq-textarea:focus-visible{
  outline: 2px solid color-mix(in srgb, var(--accent) 70%, white 30%);
  outline-offset: 2px;
}

/* Dropdown */
.qs-sort-select,
.qs-sort-select option{
  background: #111 !important;
  color: #fff !important;
}

.qs-sort-select option:checked,
.qs-sort-select option:hover{
  background: #111 !important;
  color: var(--accent) !important;
}

[hidden]{
  display: none !important;
}

@media (max-width: 760px){
  .qs-tools{
    grid-template-columns: 1fr;
  }

  .qs-grid{
    grid-template-columns: 1fr;
  }

  .qaq-checkbox-label{
    align-items: flex-start;
  }
}