main { display:flex; justify-content:center; padding:100px 0; background:#f6f8fc; }
main > .container { width:100%; max-width:1280px; }

main h1 { margin-top:60px; display:flex; align-items:center; }
main h1 span { position:relative; font-size:40px; font-weight:500; }
main h1 span::after { content:""; position:absolute; right:10px; top:0; transform:translateX(100%) rotate( 20deg ); width:25px; height:25px; border:2px solid #FE8130; border-radius:5px; z-index:-1; }

.jw-app-nav { display:flex; align-items:center; gap:10px; flex-wrap:wrap;}
.jw-app-nav a { height:25px; font-size:12px; border: 1px solid #ccc; border-radius:5px; padding:0 10px; display:flex; justify-content:center; align-items:center; }
.jw-app-nav a.on { background:#FE8130; color:#fff; border: 1px solid #FE8130; }


/* sub020105 - YouTube Loop Player */
#sub020105 { --bg:#f6f8fc; --card:#ffffff; --bd:#e6edf6; --tx:#0f172a; --sub:#64748b; --pri:#2563eb; --pri2:#1d4ed8; --shadow:0 14px 40px rgba(15,23,42,.10); --r:18px; padding:28px 0 46px; background:var(--bg); color:var(--tx); }

#sub020105 .wrap { width:min(1100px, calc(100% - 32px)); margin:0 auto; }

#sub020105 .top { background:var(--card); border:1px solid var(--bd); border-radius:var(--r); box-shadow:var(--shadow); padding:22px 22px 16px; }

#sub020105 .title h1 { margin:0; font-size:22px; letter-spacing:-.4px; }
#sub020105 .title p { margin:8px 0 0; font-size:13px; color:var(--sub); }

#sub020105 .actions { display:flex; gap:10px; margin-top:14px; align-items:center; }

#sub020105 .input { flex:1; height:44px; padding:0 14px; border:1px solid var(--bd); border-radius:12px; background:#fff; color:var(--tx); font-size:14px; outline:none; transition:border-color .15s ease, box-shadow .15s ease; }
#sub020105 .input::placeholder { color:#94a3b8; }
#sub020105 .input:focus { border-color:rgba(37,99,235,.55); box-shadow:0 0 0 4px rgba(37,99,235,.12); }

#sub020105 .btn { height:44px; padding:0 16px; border:1px solid rgba(37,99,235,.20); border-radius:12px; background:linear-gradient(180deg, rgba(37,99,235,1), rgba(29,78,216,1)); color:#fff; font-size:14px; font-weight:700; cursor:pointer; transition:transform .08s ease, filter .15s ease, box-shadow .15s ease; box-shadow:0 10px 18px rgba(37,99,235,.18); }
#sub020105 .btn:hover { filter:brightness(1.03); }
#sub020105 .btn:active { transform:translateY(1px); }

#sub020105 .msg { margin-top:10px; font-size:13px; color:var(--sub); min-height:18px; }
#sub020105 .msg.ok { color:#0f766e; }
#sub020105 .msg.err { color:#b91c1c; }

#sub020105 .player { margin-top:18px; background:var(--card); border:1px solid var(--bd); border-radius:var(--r); box-shadow:var(--shadow); overflow:hidden; }

#sub020105 #ytFrame { display:block; width:100%; min-height:520px; background:#0b1220; }

@media (max-width: 900px) {
	#sub020105 { padding:22px 0 36px; }
	#sub020105 .top { padding:18px 16px 14px; }
	#sub020105 .actions { flex-direction:column; align-items:stretch; }
	#sub020105 .btn { width:100%; }
	#sub020105 #ytFrame { height:420px; }
}

@media (max-width: 520px) {
	#sub020105 .title h1 { font-size:20px; }
	#sub020105 #ytFrame { height:320px; }
}