* { box-sizing: border-box; }
body {
  font-family: Tahoma, Arial, sans-serif;
  background: #0f172a;
  color: #e2e8f0;
  margin: 0;
  direction: rtl;
}
a { color: #f87171; }
.topbar {
  background: #1e293b;
  padding: 14px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.brand { font-size: 18px; font-weight: bold; color: #fff; }
.topbar nav a {
  color: #cbd5e1;
  text-decoration: none;
  margin-right: 18px;
  font-size: 14px;
}
.topbar nav a:hover { color: #fff; }
.container { max-width: 1000px; margin: 30px auto; padding: 0 16px; }
h1 { color: #fff; }
.panel {
  background: #1e293b;
  padding: 22px;
  border-radius: 12px;
  margin-bottom: 24px;
}
label { display: block; margin: 12px 0 6px; font-size: 14px; color: #cbd5e1; }
input[type=text], input[type=password], textarea, select {
  width: 100%;
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #334155;
  background: #0f172a;
  color: #fff;
}
.row { display: flex; gap: 14px; flex-wrap: wrap; }
.row > div { flex: 1; min-width: 180px; }
.btn {
  display: inline-block;
  margin-top: 16px;
  padding: 10px 20px;
  border: 0;
  border-radius: 8px;
  background: #dc2626;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
  text-decoration: none;
  font-size: 14px;
}
.btn.secondary { background: #334155; }
.btn.danger { background: #7f1d1d; }
.btn.small { padding: 6px 12px; font-size: 12px; margin-top: 6px; }
.alert { padding: 12px 16px; border-radius: 8px; margin-bottom: 16px; }
.alert.ok { background: #14532d; }
.alert.err { background: #7f1d1d; }
.cards { display: flex; gap: 14px; flex-wrap: wrap; }
.stat-card {
  background: #1e293b;
  padding: 18px 24px;
  border-radius: 12px;
  min-width: 140px;
  text-align: center;
}
.stat-card .num { font-size: 28px; font-weight: bold; color: #fff; }
.table { width: 100%; border-collapse: collapse; background: #1e293b; border-radius: 12px; overflow: hidden; }
.table th, .table td { padding: 10px 14px; text-align: right; border-bottom: 1px solid #334155; font-size: 14px; }
.table th { background: #0f172a; color: #94a3b8; }
.muted { color: #94a3b8; font-size: 13px; }
.checkbox-list { display: flex; flex-wrap: wrap; gap: 10px; margin: 8px 0; }
.chk { display: flex; align-items: center; gap: 6px; background: #0f172a; padding: 6px 10px; border-radius: 6px; font-size: 13px; margin-left: 4px; }
.auth-body { display: flex; justify-content: center; align-items: center; min-height: 100vh; }
.auth-box { background: #1e293b; padding: 30px; border-radius: 14px; width: 320px; }
.progress-outer { background: #0f172a; border-radius: 8px; height: 18px; overflow: hidden; }
.progress-inner { background: #dc2626; height: 100%; width: 0%; transition: width .3s; }
code { background: #0f172a; padding: 2px 6px; border-radius: 4px; }

.channel-cards { display: flex; gap: 10px; flex-wrap: wrap; margin: 8px 0 4px; }
.channel-card {
  display: flex; align-items: center; gap: 8px;
  background: #0f172a; border: 2px solid #334155; border-radius: 10px;
  padding: 8px 14px; cursor: pointer; font-size: 14px; transition: border-color .15s;
}
.channel-card:hover { border-color: #64748b; }
.channel-card.selected { border-color: #dc2626; background: #1e1030; }
.channel-card img { width: 32px; height: 32px; border-radius: 50%; object-fit: cover; }
.channel-noavatar {
  width: 32px; height: 32px; border-radius: 50%; background: #334155;
  display: flex; align-items: center; justify-content: center; font-size: 15px;
}

.speed-text { margin-top: 6px; font-size: 13px; color: #4ade80; }
.percent-big { font-size: 44px; font-weight: bold; color: #fff; text-align: center; margin-bottom: 6px; letter-spacing: 1px; }

.log-panel {
  background: #0f172a; border: 1px solid #334155; border-radius: 8px;
  padding: 10px 12px; height: 170px; overflow-y: auto;
  font-family: 'Courier New', monospace; font-size: 12px; margin-top: 16px;
}
.log-panel .line { padding: 2px 0; color: #94a3b8; border-bottom: 1px dashed #1e293b; }
.log-panel .line.ok { color: #4ade80; }
.log-panel .line.err { color: #f87171; }
.log-panel .line .t { color: #475569; margin-left: 6px; }

.video-link-box {
  margin-top: 12px; padding: 12px 16px; background: #14532d; border-radius: 8px;
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
}
.video-link-box a { color: #86efac; font-weight: bold; }