.btrn-reading-progress{position:fixed;top:0;right:0;left:0;height:4px;z-index:99999;pointer-events:none;background:rgba(5,22,28,.18)}
.btrn-reading-progress span{display:block;width:100%;height:100%;transform:scaleX(0);transform-origin:right center;background:linear-gradient(90deg,#68f4ff,#63ffb1);box-shadow:0 0 16px rgba(99,255,177,.6);transition:transform .08s linear}
.btrn-reader-tools{--btrn-ink:#eafcff;--btrn-muted:#a8c0c8;--btrn-line:rgba(124,239,255,.17);direction:rtl;margin:18px 0 30px;padding:clamp(16px,3vw,28px);border:1px solid var(--btrn-line);border-radius:24px;color:var(--btrn-ink);background:radial-gradient(circle at 90% 0,rgba(61,213,255,.16),transparent 37%),linear-gradient(145deg,#071a21,#061116);box-shadow:inset 0 1px rgba(255,255,255,.07),0 18px 50px rgba(0,0,0,.17);font-family:Vazirmatn,Tahoma,Arial,sans-serif}
.btrn-reader-tools *{box-sizing:border-box}
.btrn-reader-tools__head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:16px}
.btrn-reader-tools__head>div:first-child{display:flex;flex-direction:column;gap:5px}
.btrn-reader-tools__head strong{font-size:clamp(18px,2.2vw,26px);color:#f1feff}
.btrn-reader-kicker{font-size:10px;font-weight:900;letter-spacing:1.4px;color:#63ffb1}
.btrn-reader-meta{display:flex;justify-content:flex-end;gap:7px;flex-wrap:wrap;max-width:620px}
.btrn-reader-meta span{padding:6px 9px;border:1px solid rgba(123,234,248,.12);border-radius:999px;background:rgba(91,207,224,.07);font-size:10px;color:#bbd5dc;white-space:nowrap}
.btrn-reader-actions{display:flex;gap:7px;flex-wrap:wrap;padding:12px 0;border-top:1px solid rgba(124,239,255,.09);border-bottom:1px solid rgba(124,239,255,.09)}
.btrn-reader-actions button{min-height:38px;padding:6px 11px;border:1px solid rgba(124,239,255,.14);border-radius:11px;background:rgba(7,31,39,.75);color:#dff9fd;font:800 11px/1.4 inherit;cursor:pointer;transition:border-color .2s ease,background .2s ease,transform .2s ease}
.btrn-reader-actions button:hover,.btrn-reader-actions button:focus-visible{transform:translateY(-1px);border-color:rgba(99,255,177,.45);background:rgba(18,61,66,.72);outline:none}
.btrn-reader-actions button[aria-pressed="true"]{border-color:rgba(99,255,177,.48);background:linear-gradient(135deg,rgba(50,202,203,.25),rgba(56,225,141,.22));color:#caffdf}
.btrn-reader-status{min-height:20px;padding-top:5px;color:#8fffc1;font-size:11px}
.btrn-story-lens{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;margin-top:10px}
.btrn-story-lens article{padding:13px 14px;border:1px solid rgba(124,239,255,.1);border-radius:15px;background:rgba(1,13,18,.45)}
.btrn-story-lens span{display:block;margin-bottom:5px;color:#68f4ff;font-size:10px;font-weight:900}
.btrn-story-lens p{margin:0!important;color:#b7ccd2!important;font-size:12px!important;line-height:1.9!important}
.btrn-article-toc{display:grid;grid-template-columns:minmax(145px,.3fr) 1fr;gap:18px;margin-top:14px;padding:15px;border:1px solid rgba(124,239,255,.1);border-radius:16px;background:rgba(3,18,24,.62)}
.btrn-article-toc>div{display:flex;flex-direction:column;gap:5px}
.btrn-article-toc strong{color:#eefcff;font-size:15px}
.btrn-article-toc>div span{color:#63ffb1;font-size:10px}
.btrn-article-toc ol{columns:2;column-gap:24px;margin:0;padding:0 18px 0 0}
.btrn-article-toc li{break-inside:avoid;margin:0 0 7px;color:#7ca0a9;font-size:11px;line-height:1.65}
.btrn-article-toc li.is-sub{margin-right:12px;opacity:.85}
.btrn-article-toc a{color:#cce5ea!important;text-decoration:none!important}
.btrn-article-toc a:hover{color:#63ffb1!important}
.btrn-reader-tools~p,.btrn-reader-tools~ul,.btrn-reader-tools~ol,.btrn-reader-tools~table{font-size:var(--btrn-reader-size,18px);line-height:2.05}
.btrn-reader-tools~h2,.btrn-reader-tools~h3{scroll-margin-top:82px}
.btrn-reader-feedback{direction:rtl;display:flex;align-items:center;justify-content:space-between;gap:22px;margin:34px 0;padding:20px;border:1px solid rgba(49,171,190,.18);border-radius:20px;background:linear-gradient(135deg,rgba(5,27,34,.97),rgba(6,48,43,.9));color:#eaffff;font-family:Vazirmatn,Tahoma,Arial,sans-serif}
.btrn-reader-feedback>div:first-child{max-width:640px}
.btrn-reader-feedback>div:first-child>span{color:#68f4ff;font-size:10px;font-weight:900;letter-spacing:.6px}
.btrn-reader-feedback h2{margin:4px 0!important;color:#efffff!important;font-size:clamp(19px,2.2vw,27px)!important;line-height:1.6!important}
.btrn-reader-feedback p{margin:0!important;color:#a9c4ca!important;font-size:11px!important;line-height:1.8!important}
.btrn-feedback-actions{display:flex;gap:8px;flex-wrap:wrap;justify-content:flex-end}
.btrn-feedback-actions button{min-height:44px;padding:8px 13px;border:1px solid rgba(105,244,255,.2);border-radius:13px;background:rgba(4,19,25,.7);color:#dffcff;font:800 11px/1.45 inherit;cursor:pointer}
.btrn-feedback-actions button span{display:inline-grid;place-items:center;min-width:24px;height:24px;margin-right:5px;border-radius:999px;background:rgba(105,244,255,.1);font-size:10px}
.btrn-feedback-actions button:hover,.btrn-feedback-actions button.is-selected{border-color:#63ffb1;background:rgba(54,204,137,.2)}
.btrn-feedback-actions button:disabled{cursor:default;opacity:.68}
@media(max-width:850px){.btrn-reader-tools__head,.btrn-reader-feedback{align-items:stretch;flex-direction:column}.btrn-reader-meta,.btrn-feedback-actions{justify-content:flex-start}.btrn-story-lens{grid-template-columns:1fr}.btrn-article-toc{grid-template-columns:1fr}.btrn-article-toc ol{columns:1}}
@media(max-width:520px){.btrn-reader-tools{margin-inline:-4px;padding:14px 11px;border-radius:18px}.btrn-reader-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr))}.btrn-reader-actions button{width:100%}.btrn-reader-meta{justify-content:flex-start}.btrn-reader-feedback{padding:15px 12px}.btrn-feedback-actions{display:grid;grid-template-columns:1fr;width:100%}.btrn-feedback-actions button{width:100%}}
@media(prefers-reduced-motion:reduce){.btrn-reading-progress span,.btrn-reader-actions button{transition:none}}
@media print{.btrn-reading-progress,.btrn-reader-actions,.btrn-reader-status,.btrn-reader-feedback,.btrn-gadget-demand{display:none!important}.btrn-reader-tools{padding:10px;border:1px solid #bbb;background:#fff;color:#111;box-shadow:none}.btrn-reader-tools *{color:#111!important}.btrn-story-lens article,.btrn-article-toc{background:#fff;border-color:#ccc}}