/* ===== 7sobh — flat editorial, brand blue #065D91 + orange #F58A1E, RTL, mobile-first ===== */
@font-face{font-family:'Vazirmatn';src:url('/assets/fonts/Vazirmatn-Regular.woff2') format('woff2');font-weight:400;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('/assets/fonts/Vazirmatn-Medium.woff2') format('woff2');font-weight:500;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('/assets/fonts/Vazirmatn-SemiBold.woff2') format('woff2');font-weight:600;font-display:swap}
@font-face{font-family:'Vazirmatn';src:url('/assets/fonts/Vazirmatn-Bold.woff2') format('woff2');font-weight:700;font-display:swap}

:root{
  --brand:#065D91; --brand-2:#1C6B9A; --brand-ink:#053f63; --brand-tint:#E8F1F7;
  --accent:#F58A1E; --accent-ink:#C96F0F; --accent-tint:#FDEEDC;
  --bg:#F4F6F8; --surface:#FFFFFF; --surface-2:#EDF1F5;
  --ink:#15202B; --ink-2:#495A6B; --muted:#7C8A99;
  --border:#E4EAF0; --border-2:#D5DEE7;
  --ring:rgba(6,93,145,.30);
  --danger:#DC2626; --ok:#159A67;
  --radius:16px; --radius-sm:11px; --radius-xs:8px;
  --feedw:760px; --readw:680px;
  --shadow-1:0 1px 2px rgba(16,40,64,.05);
  --shadow-2:0 6px 24px rgba(16,40,64,.10);
  --shadow-pop:0 12px 40px rgba(16,40,64,.18);
  --nav-h:56px;
  --font:'Vazirmatn',system-ui,-apple-system,'Segoe UI',Tahoma,sans-serif;
}
:root[data-theme="dark"]{
  --bg:#0E141A; --surface:#161E27; --surface-2:#1E2833;
  --ink:#EAF0F6; --ink-2:#AAB8C6; --muted:#7F8E9C;
  --border:#243039; --border-2:#2E3B47;
  --brand:#3E9BD4; --brand-2:#59ACDE; --brand-ink:#8FCBEE; --brand-tint:#12303F;
  --accent:#FB9E3A; --accent-ink:#FDB667; --accent-tint:#3A2A16;
  --ring:rgba(62,155,212,.40);
  --shadow-1:0 1px 2px rgba(0,0,0,.3);
  --shadow-2:0 6px 24px rgba(0,0,0,.4);
  --shadow-pop:0 12px 40px rgba(0,0,0,.55);
}
@media (prefers-color-scheme:dark){
  :root:not([data-theme="light"]){
    --bg:#0E141A; --surface:#161E27; --surface-2:#1E2833;
    --ink:#EAF0F6; --ink-2:#AAB8C6; --muted:#7F8E9C;
    --border:#243039; --border-2:#2E3B47;
    --brand:#3E9BD4; --brand-2:#59ACDE; --brand-ink:#8FCBEE; --brand-tint:#12303F;
    --accent:#FB9E3A; --accent-ink:#FDB667; --accent-tint:#3A2A16;
    --ring:rgba(62,155,212,.40);
    --shadow-1:0 1px 2px rgba(0,0,0,.3); --shadow-2:0 6px 24px rgba(0,0,0,.4); --shadow-pop:0 12px 40px rgba(0,0,0,.55);
  }
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--ink);
  font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font-family:inherit;cursor:pointer}
:focus-visible{outline:2px solid var(--brand);outline-offset:2px;border-radius:6px}
::selection{background:var(--accent-tint);color:var(--accent-ink)}

/* progress bar */
#rp{position:fixed;top:0;inset-inline:0;height:3px;background:var(--accent);width:0;z-index:60;transition:width .1s linear}

/* ===== top app bar ===== */
.appbar{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--surface) 88%,transparent);
  backdrop-filter:saturate(1.4) blur(10px);-webkit-backdrop-filter:saturate(1.4) blur(10px);
  border-bottom:1px solid var(--border)}
.appbar-in{max-width:var(--feedw);margin:0 auto;height:var(--nav-h);display:flex;align-items:center;gap:12px;padding:0 14px}
.brand{display:flex;align-items:center;gap:9px;min-width:0;flex:none}
.brand img{height:32px;width:auto;max-width:132px;object-fit:contain}
:root[data-theme="dark"] .brand img,:root:not([data-theme="light"]) .brand img{filter:brightness(0) invert(1)}
@media (prefers-color-scheme:light){:root:not([data-theme="dark"]) .brand img{filter:none}}
:root[data-theme="light"] .brand img{filter:none}
.spacer{flex:1}
.iconbtn{width:40px;height:40px;display:grid;place-items:center;border-radius:12px;border:1px solid transparent;
  background:transparent;color:var(--ink-2);transition:background .18s,color .18s}
.iconbtn:hover{background:var(--surface-2);color:var(--ink)}
.iconbtn svg{width:21px;height:21px}
.btn{display:inline-flex;align-items:center;gap:7px;height:38px;padding:0 15px;border-radius:11px;font-weight:600;
  font-size:14px;border:1px solid transparent;transition:transform .12s,background .18s,box-shadow .18s;white-space:nowrap}
.btn:active{transform:scale(.97)}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-2)}
.btn-ghost{background:var(--surface-2);color:var(--ink)}
.btn-ghost:hover{background:var(--border)}
.btn-accent{background:var(--accent);color:#3a2100}
.btn-accent:hover{background:var(--accent-ink);color:#fff}
.btn-sm{height:32px;padding:0 12px;font-size:13px;border-radius:9px}

.wrap{max-width:var(--feedw);margin:0 auto;padding:0 14px}

/* ===== login recommend banner ===== */
.loginbar{max-width:var(--feedw);margin:12px auto 0;padding:0 14px}
.loginbar-in{display:flex;align-items:center;gap:12px;background:linear-gradient(90deg,var(--brand-tint),transparent);
  border:1px solid var(--border);border-inline-start:3px solid var(--brand);border-radius:var(--radius-sm);padding:11px 14px}
.loginbar .li{width:34px;height:34px;flex:none;display:grid;place-items:center;border-radius:10px;background:var(--brand);color:#fff}
.loginbar .lt{flex:1;min-width:0;font-size:13.5px;color:var(--ink-2);line-height:1.5}
.loginbar .lt b{color:var(--ink);font-weight:600}
.loginbar .lx{color:var(--muted)}

/* ===== segmented tabs ===== */
.segwrap{position:sticky;top:var(--nav-h);z-index:40;background:var(--bg);padding-top:12px}
.seg{max-width:var(--feedw);margin:0 auto;padding:0 14px;display:flex;gap:8px}
.seg .t{flex:1;position:relative;height:42px;border:1px solid var(--border);background:var(--surface);border-radius:12px;
  font-weight:600;font-size:14.5px;color:var(--ink-2);display:flex;align-items:center;justify-content:center;gap:7px;
  transition:color .18s,background .18s,border-color .18s}
.seg .t svg{width:17px;height:17px}
.seg .t[aria-selected="true"]{color:#fff;background:var(--brand);border-color:var(--brand)}
.seg .t[aria-selected="true"].foryou{background:var(--accent);border-color:var(--accent);color:#3a2100}

/* category chips */
.chips{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding:12px 14px 4px;max-width:var(--feedw);margin:0 auto;
  -webkit-overflow-scrolling:touch}
.chips::-webkit-scrollbar{display:none}
.chip{flex:none;height:34px;padding:0 14px;border-radius:999px;border:1px solid var(--border-2);background:var(--surface);
  color:var(--ink-2);font-size:13.5px;font-weight:500;display:inline-flex;align-items:center;transition:.18s}
.chip:hover{border-color:var(--brand);color:var(--brand)}
.chip[aria-current="true"]{background:var(--ink);color:var(--surface);border-color:var(--ink)}

/* ===== feed ===== */
.feed{max-width:var(--feedw);margin:0 auto;padding:14px}
.sectitle{display:flex;align-items:center;gap:9px;margin:6px 2px 12px;font-weight:700;font-size:15px;color:var(--ink-2)}
.sectitle::before{content:"";width:4px;height:16px;border-radius:3px;background:var(--accent)}

/* lead card */
.lead{position:relative;border-radius:var(--radius);overflow:hidden;background:var(--surface);border:1px solid var(--border);
  margin-bottom:16px;box-shadow:var(--shadow-1)}
.lead .ph{position:relative;aspect-ratio:16/9;background:var(--surface-2);overflow:hidden}
.lead .ph img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.lead:hover .ph img{transform:scale(1.03)}
.lead .ov{position:absolute;inset:0;background:linear-gradient(0deg,rgba(3,20,33,.86) 0%,rgba(3,20,33,.30) 45%,transparent 72%)}
.lead .cap{position:absolute;inset-inline:0;bottom:0;padding:16px}
.lead .cap h2{color:#fff;font-size:21px;font-weight:700;line-height:1.45;margin:8px 0 6px;text-shadow:0 1px 12px rgba(0,0,0,.4)}
.lead .cap p{color:rgba(255,255,255,.86);font-size:13.5px;margin:0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* article card (list row) */
.card{display:flex;gap:13px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);
  padding:11px;margin-bottom:11px;box-shadow:var(--shadow-1);transition:transform .14s,box-shadow .2s,border-color .2s}
.card:hover{box-shadow:var(--shadow-2);border-color:var(--border-2)}
.card:active{transform:scale(.994)}
.card .th{flex:none;width:116px;height:88px;border-radius:var(--radius-xs);overflow:hidden;background:var(--surface-2);position:relative}
.card .th:empty{display:none}
.card .th img{width:100%;height:100%;object-fit:cover}
.card .bd{flex:1;min-width:0;display:flex;flex-direction:column}
.card h3{font-size:15.5px;font-weight:600;line-height:1.5;margin:1px 0 5px;color:var(--ink);
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.card .sm{font-size:12.5px;color:var(--muted);margin:0 0 auto;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.55}
.meta{display:flex;align-items:center;flex-wrap:wrap;gap:6px;row-gap:3px;margin-top:7px;font-size:11.5px;color:var(--muted)}
.meta>span{display:inline-flex;align-items:center;gap:4px}
.tag{display:inline-flex;align-items:center;height:20px;padding:0 8px;border-radius:6px;background:var(--accent-tint);
  color:var(--accent-ink);font-size:11px;font-weight:600;flex:none}
.dot{width:3px;height:3px;border-radius:50%;background:var(--border-2)}
.aibadge{display:inline-flex;align-items:center;gap:4px;color:var(--brand);font-weight:600}
.aibadge svg{width:13px;height:13px}

/* skeleton */
.sk{background:linear-gradient(90deg,var(--surface-2) 25%,var(--border) 37%,var(--surface-2) 63%);
  background-size:400% 100%;animation:shimmer 1.4s ease infinite;border-radius:6px}
@keyframes shimmer{0%{background-position:100% 0}100%{background-position:-100% 0}}
@media (prefers-reduced-motion:reduce){.sk{animation:none} *{scroll-behavior:auto!important}}

/* ===== article page ===== */
.article{max-width:var(--readw);margin:0 auto;padding:8px 16px 40px}
.abar{display:flex;align-items:center;gap:8px;padding:8px 0 6px}
.crumb{font-size:13px;color:var(--muted)}
.h-title{font-size:26px;line-height:1.5;font-weight:700;letter-spacing:-.4px;margin:6px 0 12px}
.h-meta{display:flex;flex-wrap:wrap;align-items:center;gap:9px;color:var(--muted);font-size:13px;padding-bottom:14px;border-bottom:1px solid var(--border)}
.h-meta>span{display:inline-flex;align-items:center;gap:5px}
.h-meta svg{width:15px;height:15px;flex:none;opacity:.75}
.h-hero{margin:16px -16px;position:relative;aspect-ratio:16/9;background:var(--surface-2);overflow:hidden}
.h-hero img{width:100%;height:100%;object-fit:cover}
@media(min-width:720px){.h-hero{margin:18px 0;border-radius:var(--radius)}}
.abody{font-size:17.5px;line-height:2.05;color:var(--ink)}
.abody p{margin:0 0 18px}
.abody p:first-of-type{font-size:18.5px;color:var(--ink)}
.gallery{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin:18px 0}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius-xs);background:var(--surface-2)}
.gallery img:first-child:nth-last-child(1){grid-column:1/-1;aspect-ratio:16/9}

/* related */
.related{margin-top:26px;padding-top:20px;border-top:1px solid var(--border)}
.related .sectitle{font-size:16px;color:var(--ink)}

/* source note */
.srcnote{margin-top:24px;padding:12px 14px;background:var(--surface-2);border-radius:var(--radius-sm);font-size:12.5px;color:var(--muted)}
.srcnote a{color:var(--brand);font-weight:600}

/* ===== AI assistant FAB + sheet ===== */
.fab{position:fixed;inset-inline-start:16px;bottom:calc(16px + env(safe-area-inset-bottom));z-index:55;
  height:52px;padding:0 18px 0 16px;border:none;border-radius:26px;background:var(--brand);color:#fff;
  display:inline-flex;align-items:center;gap:9px;font-weight:600;font-size:14.5px;box-shadow:var(--shadow-pop);transition:transform .16s}
.fab:hover{background:var(--brand-2)}
.fab:active{transform:scale(.95)}
.fab svg{width:20px;height:20px}
.fab .pulse{position:absolute;inset:0;border-radius:26px;box-shadow:0 0 0 0 var(--ring);animation:pulse 2.6s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 var(--ring)}70%{box-shadow:0 0 0 12px transparent}100%{box-shadow:0 0 0 0 transparent}}

.scrim{position:fixed;inset:0;background:rgba(6,20,33,.5);z-index:70;opacity:0;pointer-events:none;transition:opacity .25s}
.scrim.on{opacity:1;pointer-events:auto}
.sheet{position:fixed;inset-inline:0;bottom:0;z-index:71;background:var(--surface);border-radius:20px 20px 0 0;
  box-shadow:var(--shadow-pop);transform:translateY(101%);transition:transform .32s cubic-bezier(.32,.72,0,1);
  max-height:86vh;max-height:86dvh;display:flex;flex-direction:column;padding-bottom:env(safe-area-inset-bottom)}
.sheet.on{transform:translateY(0)}
.sheet-h{display:flex;align-items:center;gap:10px;padding:14px 16px;border-bottom:1px solid var(--border)}
.sheet-h .ic{width:36px;height:36px;border-radius:10px;background:var(--brand-tint);color:var(--brand);display:grid;place-items:center}
.sheet-h .tt{flex:1}.sheet-h .tt b{font-size:15px}.sheet-h .tt span{display:block;font-size:11.5px;color:var(--muted)}
.grab{width:38px;height:4px;border-radius:3px;background:var(--border-2);margin:8px auto 0}
.chatlog{flex:1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}
.msg{max-width:86%;padding:11px 14px;border-radius:16px;font-size:14.5px;line-height:1.7;white-space:pre-wrap;word-break:break-word}
.msg.u{align-self:flex-start;background:var(--brand);color:#fff;border-bottom-left-radius:5px}
.msg.a{align-self:flex-end;background:var(--surface-2);color:var(--ink);border-bottom-right-radius:5px}
.msg.a a{color:var(--brand);font-weight:600;border-bottom:1px solid var(--ring)}
.msg .refs{margin-top:8px;display:flex;flex-direction:column;gap:6px}
.msg .ref{display:flex;gap:8px;align-items:center;background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:7px 9px;font-size:12.5px}
.msg .ref .tag{height:18px}
.typing{align-self:flex-end;display:flex;gap:4px;padding:12px 14px}
.typing i{width:7px;height:7px;border-radius:50%;background:var(--muted);animation:bounce 1.2s infinite}
.typing i:nth-child(2){animation-delay:.15s}.typing i:nth-child(3){animation-delay:.3s}
@keyframes bounce{0%,60%,100%{transform:translateY(0);opacity:.5}30%{transform:translateY(-5px);opacity:1}}
.suggest{display:flex;gap:8px;flex-wrap:wrap;padding:0 16px 12px}
.suggest button{border:1px solid var(--border-2);background:var(--surface);border-radius:999px;padding:7px 12px;font-size:12.5px;color:var(--ink-2)}
.suggest button:hover{border-color:var(--brand);color:var(--brand)}
.composer{display:flex;gap:8px;padding:12px 16px;border-top:1px solid var(--border);background:var(--surface)}
.composer input{flex:1;height:44px;border:1px solid var(--border-2);background:var(--bg);border-radius:12px;padding:0 14px;font-family:inherit;font-size:14.5px;color:var(--ink)}
.composer input:focus{outline:none;border-color:var(--brand);box-shadow:0 0 0 3px var(--ring)}
.composer .send{width:44px;height:44px;border:none;border-radius:12px;background:var(--brand);color:#fff;display:grid;place-items:center;flex:none}
.composer .send:disabled{opacity:.5}

/* empty / end */
.empty{text-align:center;padding:56px 20px;color:var(--muted)}
.empty svg{width:56px;height:56px;opacity:.4;margin-bottom:12px}
.endfeed{text-align:center;color:var(--muted);font-size:12.5px;padding:18px}
.loadmore{display:block;width:100%;max-width:220px;margin:6px auto 30px;height:44px;border-radius:12px;border:1px solid var(--border-2);background:var(--surface);color:var(--brand);font-weight:600}

/* ===== daily video page ===== */
.vhero{background:linear-gradient(160deg,var(--brand),var(--brand-ink));border-radius:var(--radius);padding:20px;color:#fff;margin-bottom:16px;position:relative;overflow:hidden}
.vhero h1{font-size:20px;margin:0 0 4px}.vhero p{margin:0;opacity:.9;font-size:13.5px}
.vhero .vic{position:absolute;inset-inline-start:-10px;bottom:-16px;opacity:.16}.vhero .vic svg{width:120px;height:120px}
.player{position:relative;background:#000;border-radius:var(--radius);overflow:hidden;aspect-ratio:9/16;max-width:340px;margin:0 auto;box-shadow:var(--shadow-2)}
.player video{width:100%;height:100%;object-fit:contain;background:#000;display:block}
.player .play{position:absolute;inset:0;display:grid;place-items:center;background:rgba(0,0,0,.25);cursor:pointer;border:0}
.player .play span{width:66px;height:66px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;box-shadow:var(--shadow-pop)}
.player .play span svg{width:30px;height:30px;color:var(--brand);margin-inline-start:3px}
.vbuild{text-align:center;padding:38px 20px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);max-width:340px;margin:0 auto}
.vbuild .ring{width:56px;height:56px;border-radius:50%;border:4px solid var(--surface-2);border-top-color:var(--brand);margin:0 auto 14px;animation:spin 1s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.vitems{margin-top:18px}
.vitem{display:flex;align-items:center;gap:10px;padding:10px 12px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:8px}
.vitem .n{width:26px;height:26px;flex:none;border-radius:8px;background:var(--brand-tint);color:var(--brand);display:grid;place-items:center;font-weight:700;font-size:13px}
.vitem .t{flex:1;min-width:0;font-size:14px;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.notifycta{display:flex;align-items:center;gap:10px;background:var(--accent-tint);border:1px solid var(--accent);border-radius:var(--radius-sm);padding:12px 14px;margin-top:16px}
.notifycta .t{flex:1;font-size:13px;color:var(--accent-ink)}
.pastgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(96px,1fr));gap:8px;margin-top:12px}
.pastgrid a{position:relative;aspect-ratio:9/16;border-radius:10px;overflow:hidden;background:var(--surface-2)}
.pastgrid img{width:100%;height:100%;object-fit:cover}
.pastgrid .d{position:absolute;inset-inline:0;bottom:0;background:linear-gradient(0deg,rgba(0,0,0,.7),transparent);color:#fff;font-size:10px;padding:10px 6px 5px;text-align:center}

/* footer */
.foot{border-top:1px solid var(--border);margin-top:20px;background:var(--surface)}
.foot-in{max-width:var(--feedw);margin:0 auto;padding:20px 16px;color:var(--muted);font-size:12.5px;text-align:center;line-height:2}
.foot-in a{color:var(--ink-2)}

/* toast */
.toast{position:fixed;inset-inline:0;bottom:calc(80px + env(safe-area-inset-bottom));z-index:80;display:flex;justify-content:center;pointer-events:none}
.toast .t{background:var(--ink);color:var(--surface);padding:10px 18px;border-radius:999px;font-size:13px;box-shadow:var(--shadow-pop);
  opacity:0;transform:translateY(10px);transition:.25s}
.toast .t.on{opacity:1;transform:translateY(0)}

@media(min-width:560px){
  .card .th{width:150px;height:104px}
  .card h3{font-size:16.5px}
  .lead .cap h2{font-size:25px}
}