/* ==========================================================================
   Noqte Media — بارگذار و نمایشگر بومی تصاویر سایت
   یک ماژول واحد برای بارگذاری روان (skeleton + fade) و نمایشگر تمام‌صفحه.
   ========================================================================== */

/* ── بارگذار پیش‌رونده (progressive loader) ───────────────────────────── */
.nq-frame{position:relative;overflow:hidden;background:#eef1f0;margin:0}
figure.nq-frame{margin:0}
.nq-frame::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:linear-gradient(100deg,#e7ebea 25%,#f3f6f5 50%,#e7ebea 75%);
  background-size:220% 100%;
  animation:nq-shimmer 1.3s ease-in-out infinite;
  opacity:1;transition:opacity .4s ease;
}
.nq-frame.nq-done::before{opacity:0}
@keyframes nq-shimmer{0%{background-position:220% 0}100%{background-position:-120% 0}}

.nq-img{opacity:0;transition:opacity .45s ease;position:relative;z-index:1}
.nq-img.nq-ready{opacity:1}
/* حالت blur-up اختیاری (thumb → full) */
.nq-img.nq-up{filter:blur(10px);transform:scale(1.03)}
.nq-img.nq-up.nq-full{filter:none;transform:none;
  transition:filter .5s ease,transform .5s ease,opacity .45s ease}

/* کارت‌های بلاگ: قاب با ارتفاع ثابت، عکس داخلش cover */
.blog-thumb.nq-frame{padding:0}
.nq-thumb-img{width:100%;height:100%;object-fit:cover;display:block}

.article-hero-frame{min-height:200px}

@media (prefers-reduced-motion: reduce){
  .nq-frame::before{animation:none}
  .nq-img{transition:opacity .01s}
}

/* ── نمایشگر تمام‌صفحه (native viewer) ────────────────────────────────── */
.nqv{position:fixed;inset:0;z-index:10000;display:none;
  background:rgba(8,11,16,.94);
  -webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);
  align-items:center;justify-content:center;
  opacity:0;transition:opacity .25s ease;touch-action:none;
  overscroll-behavior:contain}
.nqv.nqv-open{display:flex;opacity:1}

.nqv-stage{position:relative;width:100%;height:100%;
  display:flex;align-items:center;justify-content:center;overflow:hidden}

.nqv-img{max-width:calc(100vw - 40px);max-height:calc(100vh - 96px);
  object-fit:contain;border-radius:10px;
  user-select:none;-webkit-user-select:none;-webkit-user-drag:none;
  opacity:0;transition:opacity .3s ease;
  transform:translate(0px,0px) scale(1);will-change:transform,opacity}
.nqv-img.nqv-shown{opacity:1}
.nqv-img.nqv-grab{cursor:grab}
.nqv-img.nqv-grabbing{cursor:grabbing;transition:opacity .3s ease}

.nqv-spin{position:absolute;width:46px;height:46px;border-radius:50%;
  border:3px solid rgba(255,255,255,.22);border-top-color:#fff;
  animation:nqv-rot .8s linear infinite;pointer-events:none;
  opacity:0;transition:opacity .2s ease}
.nqv-spin.on{opacity:1}
@keyframes nqv-rot{to{transform:rotate(360deg)}}

.nqv-btn{position:fixed;width:44px;height:44px;border-radius:50%;border:none;
  cursor:pointer;background:rgba(255,255,255,.12);color:#fff;
  font-family:'FontAwesome',sans-serif;font-size:19px;line-height:1;
  display:flex;align-items:center;justify-content:center;
  transition:background .2s ease;z-index:2;padding:0}
.nqv-btn:hover{background:rgba(255,255,255,.24)}
.nqv-btn:active{transform:scale(.94)}
.nqv-close{top:16px;left:16px}
.nqv-prev{right:14px;top:50%;transform:translateY(-50%)}
.nqv-next{left:14px;top:50%;transform:translateY(-50%)}
.nqv-zoom{bottom:14px;right:16px}
.nqv-count{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);
  color:rgba(255,255,255,.7);font-size:13px;letter-spacing:.5px;z-index:2}

.nqv-single .nqv-prev,.nqv-single .nqv-next,.nqv-single .nqv-count{display:none}

/* اشاره‌گر قابل‌کلیک برای عکس‌های داخل متن */
.article-content img{cursor:zoom-in}

@media(max-width:640px){
  .nqv-prev{right:8px}.nqv-next{left:8px}
  .nqv-img{max-width:calc(100vw - 16px);max-height:calc(100vh - 84px)}
  .nqv-btn{width:40px;height:40px;font-size:17px}
}