*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--bg:#0f0f13;--bg2:#181820;--bg3:#222230;--surface:#1c1c28;--border:#2a2a3a;--border2:#3a3a50;--text:#e8e8f0;--text2:#a0a0b8;--text3:#6a6a80;--accent:#7c5cbf;--accent2:#9b7fd4;--accent-glow:rgba(124,92,191,.25);--gold:#d4a843;--red:#e05555;--green:#4caf82;--blue:#5b9aff;--radius:12px;--radius-sm:8px;--shadow:0 4px 24px rgba(0,0,0,.4);--font:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif}
html{scroll-behavior:smooth}
body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.6;min-height:100vh}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}
a{color:var(--accent2);text-decoration:none}
a:hover{text-decoration:underline}
.site-header{position:sticky;top:0;z-index:100;background:rgba(15,15,19,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:1400px;margin:0 auto;padding:0 20px;height:56px}
.logo{display:flex;align-items:center;gap:8px;color:var(--text);font-weight:700;font-size:1.05rem;letter-spacing:-.01em}
.logo:hover{text-decoration:none}
.logo-icon{color:var(--accent)}
.main-nav{display:flex;gap:4px}
.nav-link{color:var(--text2);padding:6px 14px;border-radius:var(--radius-sm);font-size:.9rem;font-weight:500;transition:.15s}
.nav-link:hover,.nav-link.active{color:var(--text);background:var(--bg3);text-decoration:none}
.menu-toggle{display:none;flex-direction:column;gap:4px;background:none;border:none;cursor:pointer;padding:4px}
.menu-toggle span{display:block;width:20px;height:2px;background:var(--text2);border-radius:2px}
.layout{display:flex;max-width:1400px;margin:0 auto;min-height:calc(100vh - 56px)}
.sidebar{width:260px;min-width:260px;border-right:1px solid var(--border);padding:20px 16px;position:sticky;top:56px;height:calc(100vh - 56px);overflow-y:auto}
.sidebar-sticky{display:flex;flex-direction:column;gap:16px}
.search-wrap{position:relative}
.search-input{width:100%;padding:10px 12px 10px 36px;background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:.88rem;outline:none;transition:.15s}
.search-input:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-glow)}
.search-icon{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--text3);pointer-events:none}
.sidebar-label{font-size:.72rem;text-transform:uppercase;letter-spacing:.08em;color:var(--text3);font-weight:600;margin-bottom:4px}
.category-nav{display:flex;flex-direction:column;gap:2px}
.cat-btn{display:flex;align-items:center;gap:8px;width:100%;padding:8px 10px;border:none;background:none;color:var(--text2);font-size:.88rem;font-family:inherit;cursor:pointer;border-radius:var(--radius-sm);transition:.15s;text-align:left}
.cat-btn:hover{background:var(--bg3);color:var(--text)}
.cat-btn.active{background:var(--accent-glow);color:var(--accent2)}
.cat-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.cat-dot.all{background:linear-gradient(135deg,var(--accent),var(--gold),var(--green),var(--blue),var(--red))}
.cat-dot.film{background:var(--gold)}
.cat-dot.tv{background:var(--blue)}
.cat-dot.games{background:var(--green)}
.cat-dot.realworld{background:var(--accent)}
.cat-dot.memes{background:var(--red)}
.cat-count{margin-left:auto;font-size:.75rem;color:var(--text3);background:var(--bg3);padding:1px 6px;border-radius:10px}
.sidebar-tip{background:var(--bg2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:12px}
.sidebar-tip p{font-size:.82rem;color:var(--text2);line-height:1.5}
.sidebar-tip strong{color:var(--text)}
.content-area{flex:1;padding:24px 28px;min-width:0}
.content-header{display:flex;align-items:flex-end;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-bottom:20px}
.content-header h1{font-size:1.6rem;font-weight:700;letter-spacing:-.02em}
.results-meta{font-size:.85rem;color:var(--text3)}
.sort-select{background:var(--bg2);border:1px solid var(--border);color:var(--text);padding:6px 10px;border-radius:var(--radius-sm);font-size:.85rem;outline:none;cursor:pointer}
.sort-select:focus{border-color:var(--accent)}
.sound-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.sound-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;cursor:pointer;transition:.2s;position:relative;overflow:hidden}
.sound-card:hover{border-color:var(--border2);box-shadow:var(--shadow);transform:translateY(-2px)}
.sound-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}
.sound-card-header{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px}
.sound-year{font-size:.72rem;font-weight:700;color:var(--accent2);background:var(--accent-glow);padding:2px 8px;border-radius:10px;flex-shrink:0;white-space:nowrap}
.sound-cat{font-size:.7rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text3);padding:2px 6px;border-radius:6px;border:1px solid var(--border);flex-shrink:0}
.sound-cat.film{color:var(--gold);border-color:rgba(212,168,67,.3)}
.sound-cat.tv{color:var(--blue);border-color:rgba(91,154,255,.3)}
.sound-cat.games{color:var(--green);border-color:rgba(76,175,130,.3)}
.sound-cat.realworld{color:var(--accent2);border-color:rgba(155,127,212,.3)}
.sound-cat.memes{color:var(--red);border-color:rgba(224,85,85,.3)}
.sound-card h3{font-size:1.05rem;font-weight:600;margin-bottom:6px;letter-spacing:-.01em}
.sound-card .origin{font-size:.85rem;color:var(--text2);line-height:1.5;margin-bottom:10px}
.sound-card .origin strong{color:var(--text)}
.sound-tech{display:inline-flex;align-items:center;gap:4px;font-size:.75rem;color:var(--text3);background:var(--bg2);padding:3px 8px;border-radius:6px;margin-top:4px}
.sound-card .expand-hint{font-size:.75rem;color:var(--text3);margin-top:10px;display:flex;align-items:center;gap:4px}
.sound-card .expand-hint svg{width:14px;height:14px}
.sound-card.expanded .card-detail{display:block}
.card-detail{display:none;margin-top:14px;padding-top:14px;border-top:1px solid var(--border)}
.card-detail h4{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--text3);margin-bottom:8px}
.appearance-list{list-style:none;display:flex;flex-direction:column;gap:4px;margin-bottom:12px}
.appearance-list li{font-size:.82rem;color:var(--text2);display:flex;gap:6px}
.appearance-list li::before{content:"▸";color:var(--accent);flex-shrink:0}
.trivia{font-size:.82rem;color:var(--text2);background:var(--bg2);padding:10px;border-radius:var(--radius-sm);border-left:3px solid var(--gold);margin-top:8px}
.trivia strong{color:var(--gold)}
.empty-state{text-align:center;padding:60px 20px;color:var(--text3)}
.empty-state svg{margin-bottom:12px;opacity:.5}
.empty-state h3{font-size:1.1rem;margin-bottom:4px;color:var(--text2)}
.techniques-section{background:var(--bg2);padding:60px 20px;border-top:1px solid var(--border)}
.techniques-section h2{font-size:1.5rem;font-weight:700;text-align:center;margin-bottom:8px}
.section-intro{text-align:center;color:var(--text2);max-width:600px;margin:0 auto 32px;font-size:.95rem}
.tech-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px}
.tech-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:24px;text-align:center}
.tech-icon{color:var(--accent);margin-bottom:12px}
.tech-card h3{font-size:1rem;font-weight:600;margin-bottom:8px}
.tech-card p{font-size:.85rem;color:var(--text2);line-height:1.5}
.about-section{padding:60px 20px;border-top:1px solid var(--border)}
.about-section h2{font-size:1.5rem;font-weight:700;margin-bottom:16px}
.about-grid{display:grid;grid-template-columns:1fr 240px;gap:40px;margin-bottom:40px}
.about-text p{margin-bottom:12px;color:var(--text2);line-height:1.7;font-size:.92rem}
.last-updated{font-size:.8rem;color:var(--text3);margin-top:16px}
.about-stats{display:grid;grid-template-columns:1fr 1fr;gap:12px;align-content:start}
.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center}
.stat-num{display:block;font-size:1.6rem;font-weight:700;color:var(--accent2)}
.stat-label{font-size:.78rem;color:var(--text3)}
.faq-section h2{margin-bottom:16px}
.faq-item{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:8px;overflow:hidden}
.faq-item summary{padding:14px 18px;cursor:pointer;font-weight:500;font-size:.92rem;color:var(--text);list-style:none;display:flex;align-items:center;justify-content:space-between}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:1.2rem;color:var(--text3);transition:.2s}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{padding:0 18px 14px;font-size:.88rem;color:var(--text2);line-height:1.6}
.site-footer{background:var(--bg2);border-top:1px solid var(--border);padding:40px 20px 20px}
.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;margin-bottom:24px}
.footer-logo{font-weight:700;font-size:.95rem;display:block;margin-bottom:4px}
.footer-brand p{font-size:.85rem;color:var(--text3)}
.footer-links{display:flex;flex-direction:column;gap:6px}
.footer-links a{font-size:.85rem;color:var(--text2)}
.footer-links a:hover{color:var(--text)}
.footer-copy{font-size:.78rem;color:var(--text3);text-align:center;padding-top:16px;border-top:1px solid var(--border)}
@media(max-width:900px){
.sidebar{width:220px;min-width:220px}
.about-grid{grid-template-columns:1fr}
.about-stats{grid-template-columns:repeat(4,1fr)}
}
@media(max-width:700px){
.main-nav{display:none}
.menu-toggle{display:flex}
.layout{flex-direction:column}
.sidebar{width:100%;min-width:0;position:static;height:auto;border-right:none;border-bottom:1px solid var(--border);padding:16px}
.sidebar-sticky{flex-direction:row;flex-wrap:wrap;align-items:center}
.search-wrap{flex:1;min-width:200px}
.category-nav{flex-direction:row;flex-wrap:wrap;width:100%}
.sidebar-tip{display:none}
.content-area{padding:20px 16px}
.sound-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr;text-align:center}
.about-stats{grid-template-columns:1fr 1fr}
.tech-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:480px){
.header-inner{padding:0 12px}
.logo-text{display:none}
.content-header h1{font-size:1.3rem}
.tech-grid{grid-template-columns:1fr}
}
body.menu-open .main-nav{display:flex;flex-direction:column;position:absolute;top:56px;left:0;right:0;background:var(--bg);border-bottom:1px solid var(--border);padding:8px 16px}



/* Factory-injected deployment helpers. The AI owns the site design above this block. */
.ad-unit {
  width: min(100%, 720px);
  min-height: 120px;
  margin: 24px auto;
  display: block;
}

.legal-page {
  width: min(900px, calc(100% - 32px));
  margin: 40px auto;
}

.factory-fallback-nav {
  width: min(900px, calc(100% - 32px));
  margin: 24px auto 0;
  display: flex;
  flex-wrap: wrap;
  gap: 10px 16px;
  align-items: center;
  font-size: 0.95rem;
}

.factory-fallback-nav a {
  color: inherit;
  text-decoration: none;
  border-bottom: 1px solid currentColor;
}