:root{
  --bg:#f6f7fb;
  --surface:#ffffff;
  --surface-2:#f0f2f8;
  --text:#1a1d29;
  --text-soft:#5a6072;
  --muted:#868da3;
  --border:#e6e8f0;
  --accent:#5b5bf0;
  --accent-soft:#ececfe;
  --accent-ink:#3d3dd6;
  --code-bg:#1e2233;
  --code-text:#e7ebf5;
  --shadow:0 1px 2px rgba(20,24,45,.05), 0 8px 24px rgba(20,24,45,.06);
  --shadow-lg:0 12px 48px rgba(20,24,45,.18);
  --radius:16px;
  --radius-sm:10px;
  --maxw:1180px;
}
[data-theme="dark"]{
  --bg:#0e1017;
  --surface:#171a24;
  --surface-2:#1e222f;
  --text:#eef0f6;
  --text-soft:#aeb4c6;
  --muted:#7a8199;
  --border:#272c3a;
  --accent:#7d7dff;
  --accent-soft:#232748;
  --accent-ink:#a9a9ff;
  --code-bg:#0b0d16;
  --code-text:#e7ebf5;
  --shadow:0 1px 2px rgba(0,0,0,.3), 0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:0 12px 48px rgba(0,0,0,.55);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;font-family:'Inter',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  background:var(--bg);color:var(--text);
  -webkit-font-smoothing:antialiased;line-height:1.55;
}
button{font-family:inherit;cursor:pointer}

/* Header */
.site-header{
  position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--surface) 88%,transparent);
  backdrop-filter:saturate(160%) blur(14px);
  border-bottom:1px solid var(--border);
  padding:env(safe-area-inset-top) 0 0;
}
.header-inner{max-width:var(--maxw);margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:12px;padding:14px 20px 10px}
.brand{display:flex;align-items:center;gap:12px;min-width:0}
.brand-mark{
  width:40px;height:40px;flex:none;border-radius:12px;display:grid;place-items:center;
  background:linear-gradient(135deg,var(--accent),#8b5cf6);color:#fff;font-size:20px;font-weight:700;
  box-shadow:0 4px 14px rgba(91,91,240,.35);
}
.brand-text{display:flex;flex-direction:column;min-width:0}
.brand-title{font-weight:700;font-size:18px;letter-spacing:-.01em}
.brand-sub{font-size:12.5px;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.header-actions{display:flex;align-items:center;gap:10px;flex:none}
.lang-toggle{display:inline-flex;background:var(--surface-2);border:1px solid var(--border);border-radius:10px;padding:3px}
.lang-toggle button{border:0;background:transparent;color:var(--text-soft);font-weight:600;font-size:13px;padding:6px 12px;border-radius:7px;transition:.15s}
.lang-toggle button.active{background:var(--surface);color:var(--accent-ink);box-shadow:var(--shadow)}
.icon-btn{border:1px solid var(--border);background:var(--surface-2);color:var(--text);width:38px;height:38px;border-radius:10px;font-size:16px;display:grid;place-items:center;transition:.15s}
.icon-btn:hover{border-color:var(--accent);color:var(--accent-ink)}

.search-row{max-width:var(--maxw);margin:0 auto;padding:2px 20px 12px}
.search-wrap{position:relative;display:flex;align-items:center}
.search-icon{position:absolute;left:14px;color:var(--muted);pointer-events:none}
#search{
  width:100%;border:1px solid var(--border);background:var(--surface);color:var(--text);
  border-radius:12px;padding:13px 42px 13px 42px;font-size:15px;transition:.15s;box-shadow:var(--shadow);
}
#search:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-soft)}
.clear-search{position:absolute;right:10px;border:0;background:var(--surface-2);color:var(--text-soft);width:26px;height:26px;border-radius:50%;font-size:18px;line-height:1;display:grid;place-items:center}

.chips{max-width:var(--maxw);margin:0 auto;padding:0 20px 14px;display:flex;gap:8px;overflow-x:auto;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chip{
  flex:none;border:1px solid var(--border);background:var(--surface);color:var(--text-soft);
  border-radius:999px;padding:7px 14px;font-size:13.5px;font-weight:500;white-space:nowrap;transition:.15s;
}
.chip .c-count{color:var(--muted);font-weight:600;margin-left:6px;font-size:12px}
.chip:hover{border-color:var(--accent)}
.chip.active{background:var(--accent);border-color:var(--accent);color:#fff}
.chip.active .c-count{color:rgba(255,255,255,.8)}

/* Main */
main{max-width:var(--maxw);margin:0 auto;padding:20px}
.result-count{color:var(--muted);font-size:13.5px;margin:4px 2px 16px;font-weight:500}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.card{
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:18px 18px 16px;display:flex;flex-direction:column;gap:10px;box-shadow:var(--shadow);
  transition:transform .16s ease,border-color .16s ease,box-shadow .16s ease;position:relative;
}
.card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--accent) 45%,var(--border));box-shadow:var(--shadow-lg)}
.card-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.cat-badge{
  font-size:11px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;
  color:var(--accent-ink);background:var(--accent-soft);padding:4px 9px;border-radius:7px;white-space:nowrap;
}
.card-title{font-size:17px;font-weight:700;letter-spacing:-.01em;margin:0;line-height:1.3}
.card-desc{color:var(--text-soft);font-size:13.7px;margin:0;flex:1;
  display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.card-actions{display:flex;gap:8px;margin-top:6px}
.btn{
  border:1px solid var(--border);background:var(--surface-2);color:var(--text);
  border-radius:10px;padding:9px 12px;font-size:13.5px;font-weight:600;display:inline-flex;
  align-items:center;justify-content:center;gap:7px;transition:.15s;
}
.btn:hover{border-color:var(--accent);color:var(--accent-ink)}
.btn-primary{background:var(--accent);border-color:var(--accent);color:#fff;flex:1}
.btn-primary:hover{background:var(--accent-ink);border-color:var(--accent-ink);color:#fff}
.btn-primary.copied{background:#12b76a;border-color:#12b76a}
.btn.copied{background:#12b76a;border-color:#12b76a;color:#fff}
.btn-ghost{flex:none}

.empty{text-align:center;color:var(--muted);padding:60px 20px;font-size:15px}

/* Footer */
.site-footer{max-width:var(--maxw);margin:20px auto 0;padding:24px 20px calc(30px + env(safe-area-inset-bottom));color:var(--muted);font-size:13px;text-align:center;border-top:1px solid var(--border)}

/* Modal */
.modal{position:fixed;inset:0;z-index:60;display:flex;align-items:flex-end;justify-content:center}
.modal[hidden]{display:none}
.modal-backdrop{position:absolute;inset:0;background:rgba(10,12,22,.55);backdrop-filter:blur(3px);animation:fade .2s ease}
.modal-panel{
  position:relative;background:var(--surface);width:100%;max-width:860px;max-height:92vh;
  border-radius:22px 22px 0 0;display:flex;flex-direction:column;box-shadow:var(--shadow-lg);
  animation:slideUp .28s cubic-bezier(.2,.8,.2,1);
}
@media(min-width:720px){
  .modal{align-items:center;padding:24px}
  .modal-panel{border-radius:22px;animation:pop .22s ease}
}
.modal-head{
  display:flex;align-items:flex-start;justify-content:space-between;gap:12px;
  padding:20px 22px 16px;border-bottom:1px solid var(--border);position:sticky;top:0;background:var(--surface);border-radius:22px 22px 0 0;
}
.modal-head-text{min-width:0;display:flex;flex-direction:column;gap:8px}
.modal-head-text h2{margin:0;font-size:21px;letter-spacing:-.02em;line-height:1.25}
.modal-head-text .cat-badge{align-self:flex-start}
.modal-head-actions{display:flex;align-items:center;gap:8px;flex:none}
.modal-body{padding:20px 22px 40px;overflow-y:auto;-webkit-overflow-scrolling:touch}
.modal-desc{color:var(--text-soft);font-size:14.5px;margin:0 0 18px}

/* prompt selector */
.prompt-select{display:flex;align-items:center;gap:10px;margin:0 0 18px;flex-wrap:wrap}
.prompt-select label{font-size:13px;font-weight:600;color:var(--text-soft)}
.prompt-select select{flex:1;min-width:180px}

/* fill form */
.form-hint{font-size:13px;color:var(--muted);margin:0 0 14px}
.fill-form{display:grid;grid-template-columns:1fr 1fr;gap:14px 16px;margin-bottom:20px}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field:has(textarea){grid-column:1 / -1}
.field label{font-size:13px;font-weight:600;color:var(--text);display:flex;align-items:center;gap:8px}
.field .opt{font-size:11px;font-weight:600;color:var(--muted);background:var(--surface-2);padding:1px 7px;border-radius:6px;text-transform:lowercase}
.field input,.field textarea,.field select,.prompt-select select{
  font-family:inherit;font-size:14px;color:var(--text);background:var(--surface);
  border:1px solid var(--border);border-radius:10px;padding:9px 11px;width:100%;transition:.15s;
}
.field textarea{resize:vertical;min-height:64px;line-height:1.5}
.field input:focus,.field textarea:focus,.field select:focus,.prompt-select select:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);
}

/* preview */
.preview-wrap{margin:4px 0 18px}
.preview-label{font-size:12px;font-weight:700;letter-spacing:.03em;text-transform:uppercase;color:var(--accent-ink);margin-bottom:8px}
.preview{
  margin:0;background:var(--code-bg);color:var(--code-text);border-radius:12px;padding:16px;
  font-family:'JetBrains Mono',monospace;font-size:12.7px;line-height:1.6;white-space:pre-wrap;
  word-break:break-word;max-height:340px;overflow-y:auto;
}
.open-hint{font-size:12.5px;color:var(--text-soft);margin:10px 0 0;line-height:1.7}
.open-chip{display:inline-block;background:var(--surface-2);border:1px solid var(--border);color:var(--text-soft);
  font-family:'JetBrains Mono',monospace;font-size:11.5px;padding:1px 7px;border-radius:6px;margin:0 2px}

.fill-actions{display:flex;gap:10px;flex-wrap:wrap;position:sticky;bottom:0;
  background:linear-gradient(to top,var(--surface) 70%,transparent);padding:8px 0 2px;margin-top:4px}
.fill-actions .btn{flex:1;min-width:150px;padding:12px}

@media(max-width:560px){
  .fill-form{grid-template-columns:1fr}
  .field:has(textarea){grid-column:auto}
}

/* Markdown rendering */
.markdown h1{display:none}
.markdown h2{font-size:16px;margin:26px 0 12px;padding-bottom:7px;border-bottom:1px solid var(--border);letter-spacing:-.01em}
.markdown h3{font-size:14.5px;margin:20px 0 8px;color:var(--text-soft)}
.markdown p{margin:10px 0;color:var(--text-soft);font-size:14.5px}
.markdown > p:first-of-type{color:var(--text)}
.markdown strong{color:var(--text)}
.markdown a{color:var(--accent-ink);text-decoration:none}
.markdown table{width:100%;border-collapse:collapse;margin:12px 0;font-size:13.5px;display:block;overflow-x:auto}
.markdown th,.markdown td{border:1px solid var(--border);padding:8px 11px;text-align:left;vertical-align:top}
.markdown th{background:var(--surface-2);font-weight:600;white-space:nowrap}
.markdown td code{background:var(--surface-2);padding:2px 6px;border-radius:5px;font-size:12.5px}
.markdown :not(pre)>code{font-family:'JetBrains Mono',monospace;background:var(--surface-2);color:var(--accent-ink);padding:2px 6px;border-radius:5px;font-size:12.5px}
.markdown ul,.markdown ol{color:var(--text-soft);font-size:14.5px;padding-left:22px}
.markdown li{margin:5px 0}

/* Code blocks with copy button */
.code-wrap{position:relative;margin:14px 0}
.code-wrap pre{
  margin:0;background:var(--code-bg);color:var(--code-text);border-radius:12px;
  padding:16px 16px 16px;overflow-x:auto;font-family:'JetBrains Mono',monospace;font-size:12.7px;line-height:1.6;
}
.code-wrap pre code{background:none;color:inherit;padding:0;font-size:inherit;white-space:pre}
.code-copy{
  position:absolute;top:10px;right:10px;border:1px solid rgba(255,255,255,.16);
  background:rgba(255,255,255,.08);color:#dfe4f2;border-radius:8px;padding:6px 11px;font-size:12px;
  font-weight:600;display:inline-flex;align-items:center;gap:6px;backdrop-filter:blur(4px);transition:.15s;z-index:2;
}
.code-copy:hover{background:rgba(255,255,255,.16);color:#fff}
.code-copy.copied{background:#12b76a;border-color:#12b76a;color:#fff}

/* Toast */
.toast{
  position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);
  background:var(--text);color:var(--surface);padding:12px 20px;border-radius:12px;font-size:14px;font-weight:600;
  box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:.28s;z-index:80;display:flex;align-items:center;gap:8px;
}
.toast.show{opacity:1;transform:translate(-50%,0)}

@keyframes fade{from{opacity:0}to{opacity:1}}
@keyframes slideUp{from{transform:translateY(100%)}to{transform:translateY(0)}}
@keyframes pop{from{opacity:0;transform:scale(.96)}to{opacity:1;transform:scale(1)}}

@media(max-width:560px){
  .grid{grid-template-columns:1fr;gap:12px}
  .brand-sub{display:none}
  .header-inner{padding:12px 16px 8px}
  .search-row,.chips{padding-left:16px;padding-right:16px}
  main{padding:16px}
}
@media (prefers-reduced-motion: reduce){*{animation:none!important;transition:none!important}}