:root{
  --bg:#0d0a07; --bg2:#17100a; --card:#1e1409; --card2:#2a1a0c;
  --txt:#fff7ed; --mut:#c9b299; --acc1:#ffa726; --acc2:#ef5b0c;
  --ok:#22c55e; --err:#ef4444; --line:#4a2c14;
}
*{box-sizing:border-box; -webkit-tap-highlight-color:transparent;}
html,body{margin:0;padding:0;}
body{
  background:radial-gradient(1200px 600px at 80% -10%, #3d1e05 0%, var(--bg) 55%) fixed, var(--bg);
  color:var(--txt);
  font-family:'Vazirmatn','IRANSans','Segoe UI',Tahoma,sans-serif;
  min-height:100vh; padding-bottom:90px;
}
.app-header{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 14px;
  background:rgba(13,10,7,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.logo{display:flex;align-items:center;gap:10px;}
.logo h1{margin:0;font-size:16px;}
.logo p{margin:0;font-size:12px;color:var(--mut);}
.header-logo{width:44px;height:44px;border-radius:12px;background:#fff;flex-shrink:0;}
.pill{
  border:1px solid var(--line);background:var(--card);color:var(--txt);
  border-radius:99px;padding:6px 12px;font-size:12px;font-family:inherit;cursor:pointer;
}
.pill.ok{border-color:var(--ok);color:#bbf7d0;}
.pill.err{border-color:var(--err);color:#fecaca;}
.container{max-width:560px;margin:0 auto;padding:12px 12px 24px;}
.tab{display:none;animation:fade .25s ease;}
.tab.active{display:block;}
@keyframes fade{from{opacity:0;transform:translateY(6px);}to{opacity:1;transform:none;}}
.card{
  background:linear-gradient(180deg,var(--card),var(--bg2));
  border:1px solid var(--line);border-radius:18px;
  padding:14px;margin-bottom:12px;
  box-shadow:0 8px 30px rgba(0,0,0,.35);
}
.card h2{font-size:15px;margin:12px 0 8px;}
.card h2:first-child{margin-top:0;}
.row{display:flex;gap:8px;align-items:center;margin:8px 0;flex-wrap:wrap;}
.row-between{display:flex;justify-content:space-between;align-items:center;}
.link{background:none;border:none;color:var(--acc1);font-family:inherit;font-size:13px;cursor:pointer;padding:4px;}
.badge{background:linear-gradient(90deg,var(--acc1),var(--acc2));border-radius:99px;padding:2px 10px;font-size:11px;color:#1a0e02;font-weight:bold;}
.hint{color:var(--mut);font-size:13px;line-height:1.9;}
.hint a{color:var(--acc1);}
textarea,input[type=text],select{
  width:100%;background:#0f0a06;border:1px solid var(--line);color:var(--txt);
  border-radius:12px;padding:10px 12px;font-family:inherit;font-size:14px;margin:4px 0;
}
textarea:focus,input:focus,select:focus{outline:none;border-color:var(--acc1);}
textarea{resize:vertical;line-height:1.9;}
select{width:auto;flex:1;}
input[type=range]{width:100%;accent-color:var(--acc1);}
.check{display:flex;align-items:center;gap:6px;font-size:13px;background:#0f0a06;border:1px solid var(--line);border-radius:99px;padding:6px 12px;cursor:pointer;}
.check input{accent-color:var(--acc1);}
.modes{display:flex;flex-direction:column;gap:8px;}
.mode{
  display:flex;align-items:center;gap:10px;text-align:right;
  background:#0f0a06;border:2px solid var(--line);border-radius:14px;
  padding:10px;color:var(--txt);font-family:inherit;cursor:pointer;
}
.mode small{display:block;color:var(--mut);font-size:12px;}
.mode-emoji{font-size:26px;}
.mode.selected{border-color:var(--acc1);background:linear-gradient(90deg,rgba(255,167,38,.16),rgba(239,91,12,.10));}
.chips{display:flex;flex-wrap:wrap;gap:8px;}
.chips button{
  background:#0f0a06;border:1px solid var(--line);color:var(--txt);
  border-radius:99px;padding:7px 13px;font-family:inherit;font-size:13px;cursor:pointer;
}
.chips button.selected{background:linear-gradient(90deg,var(--acc1),var(--acc2));border:none;font-weight:bold;color:#1a0e02;}
.big-btn{
  display:block;width:100%;text-align:center;text-decoration:none;
  background:linear-gradient(90deg,var(--acc1),var(--acc2));
  color:#1a0e02;border:none;border-radius:14px;padding:13px;
  font-family:inherit;font-size:16px;font-weight:bold;cursor:pointer;margin-top:10px;
  box-shadow:0 6px 24px rgba(239,91,12,.45);
}
.big-btn:active{transform:scale(.98);}
.big-btn.secondary{background:var(--card2);box-shadow:none;border:1px solid var(--line);font-size:14px;flex:1;color:var(--txt);}
.progress{background:#0f0a06;border:1px solid var(--line);border-radius:99px;height:14px;overflow:hidden;margin:8px 0;}
.progress>div{height:100%;width:0%;border-radius:99px;background:linear-gradient(90deg,var(--acc1),var(--acc2));transition:width .4s;}
video{width:100%;border-radius:14px;background:#000;max-height:60vh;}
canvas{width:100%;border-radius:14px;background:#000;}
.thumbs{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap;}
.thumbs img{width:64px;height:100px;object-fit:cover;border-radius:8px;border:1px solid var(--line);}
.thumbs img.land{width:110px;height:64px;}
.adv{margin:8px 0;font-size:13px;color:var(--mut);}
.adv summary{cursor:pointer;}
.caps-line{font-size:12px;color:var(--mut);margin-top:6px;}
#capsBox{font-size:13px;margin:8px 0;}
.cap{display:inline-block;background:#0f0a06;border:1px solid var(--line);border-radius:8px;padding:3px 9px;margin:2px;font-size:12px;}
.cap.yes{border-color:var(--ok);}
.cap.no{border-color:var(--err);opacity:.7;}
.steps{line-height:2.1;font-size:14px;padding-right:20px;margin:6px 0;}
.steps code{background:#0f0a06;padding:1px 7px;border-radius:6px;font-size:12px;}
details{margin:6px 0;background:#0f0a06;border:1px solid var(--line);border-radius:12px;padding:8px 12px;}
details summary{cursor:pointer;font-weight:bold;font-size:14px;}
details p{font-size:13px;color:var(--mut);line-height:1.9;}
.hist-item{background:#0f0a06;border:1px solid var(--line);border-radius:12px;padding:10px;margin:8px 0;font-size:13px;}
.hist-item b{display:block;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}
.hist-item .meta{color:var(--mut);font-size:12px;}
.hist-item .row{margin:6px 0 0;}
.mini{background:var(--card2);border:1px solid var(--line);color:var(--txt);border-radius:9px;padding:6px 12px;font-family:inherit;font-size:12px;cursor:pointer;}
.warn{background:rgba(239,68,68,.12);border:1px solid rgba(239,68,68,.4);border-radius:10px;padding:8px;font-size:12px;margin:6px 0;color:#fecaca;}
.backend-card{font-size:13px;}
.bottom-nav{
  position:fixed;bottom:0;left:0;right:0;z-index:50;
  display:flex;background:rgba(13,10,7,.94);backdrop-filter:blur(12px);
  border-top:1px solid var(--line);
  padding:6px 4px calc(8px + env(safe-area-inset-bottom));
}
.bottom-nav button{
  flex:1;background:none;border:none;color:var(--mut);font-size:20px;cursor:pointer;
  display:flex;flex-direction:column;align-items:center;gap:2px;font-family:inherit;
  padding:4px;border-radius:10px;
}
.bottom-nav button small{font-size:11px;}
.bottom-nav button.active{color:#ffd9a8;background:linear-gradient(90deg,rgba(255,167,38,.30),rgba(239,91,12,.22));}
.toast{
  position:fixed;bottom:100px;left:50%;transform:translateX(-50%);
  background:var(--card2);border:1px solid var(--acc1);color:var(--txt);
  padding:10px 18px;border-radius:99px;font-size:13px;z-index:99;
  animation:fade .2s;
}
.logo h1{font-size:16px;}
#backendUrls{direction:ltr;text-align:left;min-height:66px;font-size:13px;}
#backendDots .cap{font-size:11px;}