:root{
  --bg:#0f1220; --bg2:#171a2e; --card:#1e2238; --card2:#252a44;
  --text:#eef0ff; --muted:#9aa0c0;
  --accent:#ff5c39; --accent2:#ffb02e;
  --line:#2e3350; --shadow:0 10px 30px rgba(0,0,0,.35);
}
[data-theme="light"]{
  --bg:#f4f6fc; --bg2:#ffffff; --card:#ffffff; --card2:#f0f2fb;
  --text:#181b2b; --muted:#5b6180;
  --line:#e2e6f3; --shadow:0 10px 30px rgba(30,40,90,.08);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Segoe UI',Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1180px;margin:0 auto;padding:0 16px}
header{position:sticky;top:0;z-index:50;background:linear-gradient(90deg,#ff5c39,#ff8a2e,#ffb02e);box-shadow:var(--shadow)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:12px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:#1a1206;font-size:19px}
.brand .dot{width:34px;height:34px;border-radius:10px;background:#1a1206;color:#ffb02e;display:grid;place-items:center;font-size:18px}
.nav-links{display:flex;gap:6px;flex-wrap:wrap}
.nav-links a{color:#2a1a04;font-weight:600;font-size:14px;padding:6px 10px;border-radius:8px}
.nav-links a:hover{background:rgba(255,255,255,.35);text-decoration:none}
.nav-actions{display:flex;gap:8px;align-items:center;flex:0 0 auto}
.menu-btn{display:none;border:0;background:#1a1206;color:#ffcf7a;font-size:18px;width:38px;height:38px;border-radius:10px;cursor:pointer}
.theme-btn{border:0;background:#1a1206;color:#ffcf7a;font-weight:700;font-size:18px;width:38px;height:38px;border-radius:10px;cursor:pointer;flex:0 0 auto}
.hero{padding:44px 0 26px;text-align:center;background:radial-gradient(900px 380px at 50% -40%,rgba(255,92,57,.22),transparent)}
.hero h1{font-size:clamp(26px,5vw,42px);margin:0 0 10px;line-height:1.15}
.hero h1 span{background:linear-gradient(90deg,#ff5c39,#ffb02e);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--muted);max-width:720px;margin:0 auto;font-size:16px}
.toolbar{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:16px;margin:12px 0 10px;box-shadow:var(--shadow)}
.input-row{display:flex;gap:10px;flex-wrap:wrap;position:sticky;top:62px;z-index:45;background:var(--bg);padding:10px 0;border-bottom:1px solid var(--line)}
.input-row input[type=text]{flex:1 1 240px;text-align:center;width:100%;max-width:100%;min-width:0;padding:14px 16px;border-radius:12px;font-size:16px;border:1px solid var(--line);background:var(--card2);color:var(--text);outline:none;box-shadow:var(--shadow)}
.input-row input:focus{border-color:var(--accent)}
.btn{border:0;border-radius:12px;padding:14px 18px;font-size:15px;font-weight:700;cursor:pointer;background:linear-gradient(90deg,#ff5c39,#ffb02e);color:#1a1206;flex:0 0 auto}
.btn.ghost{background:var(--card2);color:var(--text);border:1px solid var(--line)}
.controls{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:12px;color:var(--muted);font-size:14px}
.controls input[type=range]{accent-color:var(--accent);max-width:100%}
.search{padding:10px 14px;border-radius:10px;border:1px solid var(--line);background:var(--card2);color:var(--text);font-size:14px;min-width:0;width:220px;max-width:100%}
.tabs{display:flex;gap:8px;flex-wrap:nowrap;overflow-x:auto;overflow-y:hidden;margin:18px 0 8px;padding:2px 2px 8px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.tabs::-webkit-scrollbar{display:none}
.tab{border:1px solid var(--line);background:var(--card);color:var(--text);border-radius:999px;padding:7px 14px;font-size:13px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;gap:6px;flex:0 0 auto;white-space:nowrap}
.layout{display:grid;grid-template-columns:210px minmax(0,1fr);gap:18px;align-items:start}
.sidebar{position:sticky;top:76px;align-self:start;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:12px;box-shadow:var(--shadow)}
.sidebar .tabs{flex-direction:column;flex-wrap:wrap;overflow:visible;margin:0;padding:0;gap:6px;max-height:calc(100vh - 140px);overflow-y:auto}
.sidebar .tab{width:100%;justify-content:space-between;border-radius:10px;padding:9px 12px;font-size:13.5px}
.sidebar .tab .n{background:var(--card2);border-radius:999px;padding:1px 8px}
.sidebar .tab.active .n{background:rgba(0,0,0,.18);color:#3d2602}
.side-toggle{display:none}
.layout-main{min-width:0}
.tab .n{color:var(--muted);font-weight:600;font-size:11px}
.tab.active{background:linear-gradient(90deg,#ff5c39,#ffb02e);color:#1a1206;border-color:transparent}
.tab.active .n{color:#5a3a04}
.section-head{display:flex;align-items:center;gap:10px;margin:24px 0 14px;flex-wrap:wrap}
.section-head h2{font-size:22px;margin:0}
.section-head .tag{font-size:12px;font-weight:700;color:var(--accent);border:1px solid var(--accent);border-radius:999px;padding:2px 10px}
.grid{display:grid;gap:12px;grid-template-columns:repeat(2,minmax(0,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px;cursor:pointer;position:relative;overflow:hidden;transition:transform .12s ease,border-color .12s ease;display:flex;flex-direction:column;gap:10px}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card .out{font-size:var(--out-size,22px);text-align:center;word-break:break-word;min-height:34px;line-height:1.5}
.card .meta{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px;color:var(--muted);border-top:1px dashed var(--line);padding-top:8px}
.card .badge{background:var(--card2);border-radius:999px;padding:2px 9px;white-space:nowrap}
.card .label{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.card .hint{opacity:0;transition:opacity .15s;color:var(--accent);font-weight:700;white-space:nowrap}
.card:hover .hint{opacity:1}
.load-wrap{display:flex;flex-direction:column;align-items:center;gap:8px;margin:24px 0 6px}
.load-note{color:var(--muted);font-size:13px}
.to-top{position:fixed;right:18px;bottom:18px;z-index:90;width:46px;height:46px;border-radius:50%;border:0;cursor:pointer;background:linear-gradient(135deg,#ff5c39,#ffb02e);color:#1a1206;font-size:20px;font-weight:900;line-height:1;box-shadow:var(--shadow);display:grid;place-items:center;opacity:0;pointer-events:none;transform:translateY(12px);transition:opacity .2s ease,transform .2s ease}
.to-top.show{opacity:1;pointer-events:auto;transform:translateY(0)}
.to-top:hover{filter:brightness(1.06)}
.toast{position:fixed;left:50%;bottom:26px;transform:translate(-50%,20px);background:#1a1206;color:#ffcf7a;padding:12px 22px;border-radius:12px;font-weight:700;box-shadow:var(--shadow);opacity:0;pointer-events:none;transition:all .25s ease;z-index:100}
.toast.show{opacity:1;transform:translate(-50%,0)}
.content{max-width:900px;margin:50px auto 0}
.content h2{font-size:24px;margin:34px 0 12px}
.content h3{font-size:18px;margin:22px 0 8px}
.content p,.content li{color:var(--muted)}
.content ul{padding-left:22px}
.nick-list{display:flex;flex-wrap:wrap;gap:8px;margin:14px 0}
.nick-list span{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-size:16px;cursor:pointer;transition:border-color .12s ease, transform .12s ease}
.nick-list span:hover{border-color:var(--accent);transform:translateY(-2px)}
.nick-list .namestylish{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:8px 12px;font-size:16px;cursor:pointer;transition:border-color .12s ease, transform .12s ease;display:inline-block}
.nick-list .namestylish:hover{border-color:var(--accent);transform:translateY(-2px)}
.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:12px 0}
.faq summary{font-weight:700;cursor:pointer;color:var(--text)}
.faq p{margin:10px 0 0}

.page-foot-links{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:10px}
@media(max-width:900px){
  .layout{grid-template-columns:170px minmax(0,1fr);gap:14px}
  .sidebar .tab{font-size:12.5px;padding:8px 10px}
}
@media(max-width:640px){
  .nav{position:relative}
  .menu-btn{display:inline-grid;place-items:center}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;flex-direction:column;flex-wrap:nowrap;gap:2px;padding:8px 8px 14px;border-radius:0 0 14px 14px;background:linear-gradient(90deg,#ff5c39,#ff8a2e,#ffb02e);box-shadow:var(--shadow)}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 10px;font-size:15px;border-radius:8px}
  .hero{padding:30px 0 18px}
  .input-row input[type=text]{flex:1 1 100%;padding:13px 14px;font-size:16px}
  .input-row .btn{flex:1 1 auto}
  .toolbar{padding:14px}
  .search{width:100%}
  .layout{display:block}
  .sidebar{position:static;padding:10px;margin-bottom:12px}
  .side-toggle{display:flex;width:100%;align-items:center;justify-content:space-between;border:1px solid var(--line);background:var(--card2);color:var(--text);border-radius:10px;padding:11px 12px;font-size:14px;font-weight:700;cursor:pointer}
  .sidebar .tabs{display:none;max-height:none;margin-top:10px}
  .sidebar.open .tabs{display:flex;flex-direction:row;flex-wrap:wrap}
  .sidebar .tab{width:auto;justify-content:flex-start;border-radius:999px}
  .grid{grid-template-columns:1fr;gap:10px}
  .card{padding:12px;gap:8px;border-radius:12px}
  .card .out{font-size:calc(var(--out-size,22px) - 4px);min-height:30px}
  .card .meta{font-size:11px;gap:6px;padding-top:6px}
  .card .label{max-width:120px}
  .card .hint{display:none}
  .card .badge{padding:2px 7px}
  .to-top{right:12px;bottom:12px;width:42px;height:42px;font-size:18px}
}
.site-footer{
  margin-top:80px;
  padding:48px 0 28px;
  border-top:1px solid var(--line);
  background:var(--bg2);
  color:var(--muted);
  font-size:14px;
}
.site-footer .wrap{max-width:1180px;margin:0 auto;padding:0 16px}
.footer-cols{
  display:grid;
  grid-template-columns:2fr 1fr 1fr 1fr;
  gap:32px;
  margin-bottom:34px;
}
.footer-col h4{
  color:var(--text);
  font-size:14px;
  font-weight:700;
  margin:0 0 14px;
  letter-spacing:.4px;
  text-transform:uppercase;
}
.footer-col ul{list-style:none;margin:0;padding:0}
.footer-col li{margin:8px 0}
.footer-col a{
  color:var(--muted);
  font-size:14px;
  transition:color .15s ease;
}
.footer-col a:hover{color:var(--accent);text-decoration:none}
.footer-brand{
  display:inline-flex;align-items:center;gap:10px;
  font-weight:800;color:var(--text);margin-bottom:12px;
}
.brand-dot{
  width:32px;height:32px;border-radius:9px;
  background:linear-gradient(135deg,#ff5c39,#ffb02e);
  color:#1a1206;display:grid;place-items:center;
  font-size:13px;font-weight:900;
}
.brand-name{
  background:linear-gradient(90deg,#ff5c39,#ffb02e);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  font-size:17px;
}
.footer-about{color:var(--muted);font-size:13.5px;line-height:1.65;margin:0;max-width:340px}
.footer-bottom{
  border-top:1px solid var(--line);
  padding-top:22px;
  text-align:center;
}
.footer-bottom p{margin:5px 0}
.footer-disclaimer{font-size:12px;opacity:.65}

@media(max-width:900px){
  .footer-cols{grid-template-columns:1fr 1fr;gap:26px}
}
@media(max-width:640px){
  .site-footer{padding:36px 0 22px}
  .footer-cols{grid-template-columns:1fr;gap:22px}
  .footer-about{max-width:none}
}
 /* ===== ACTIVE NAV LINK ===== */
.nav-links a.active{background:rgba(255,255,255,.35)}

/* ===== ALERTS ===== */
.alert{padding:14px 18px;border-radius:12px;margin:16px 0;font-size:15px;border:1px solid}
.alert-success{background:rgba(34,197,94,.12);border-color:rgba(34,197,94,.4);color:#22c55e}
.alert-error{background:rgba(239,68,68,.12);border-color:rgba(239,68,68,.4);color:#ef4444}

/* ===== CONTACT FORM ===== */
.contact-form{margin:24px 0}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-weight:600;font-size:14px;margin-bottom:6px;color:var(--text)}
.form-group input,
.form-group textarea{
  width:100%;padding:13px 15px;border-radius:11px;
  border:1px solid var(--line);background:var(--card2);
  color:var(--text);font-size:15px;font-family:inherit;
  outline:none;transition:border-color .15s ease;
}
.form-group input:focus,
.form-group textarea:focus{border-color:var(--accent)}
.form-group textarea{resize:vertical;min-height:120px}

/* ===== FAQ ACCORDION IMPROVEMENT ===== */
.faq[open] summary{margin-bottom:6px}
.faq summary:hover{color:var(--accent)}

/* ===== 404 PAGE ===== */
.error-page{text-align:center;padding:60px 0}
.error-code{
  font-size:clamp(80px,18vw,160px);font-weight:900;line-height:1;
  background:linear-gradient(90deg,#ff5c39,#ffb02e);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

 /* Article Enhancement Styles */


    .keyword-highlight {
      background:linear-gradient(90deg,#ff5c39,#ffb02e);
      -webkit-background-clip: text;
      background-clip: text;
      -webkit-text-fill-color: transparent;
      font-weight: 700;
      display: inline;
    }

    .keyword-highlight a {
      color: inherit;
      -webkit-text-fill-color: transparent;
      text-decoration: underline;
      text-decoration-color: rgba(13, 16, 233, 0.7);
      text-underline-offset: 3px;
      transition: all 0.2s ease;
    }

    .keyword-highlight a:hover {
      text-decoration-color: #af0bc5;
      opacity: 0.85;
    }