/* Itihasa — polish layer (loaded after style.css / mbh.css).
   Responsive fixes, mobile menu, slogan, footer, admin upload UI. Uses the existing colour tokens. */

/* ---------- base ---------- */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%}
body{overflow-x:clip;-webkit-tap-highlight-color:transparent}
img,svg,video,canvas{max-width:100%}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;border-radius:4px}
button,.btn,.btn-sm{-webkit-appearance:none;appearance:none}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--accent);color:#fff;padding:8px 16px;border-radius:999px;font:600 .85rem var(--head);transition:top .2s}
.skip:focus{top:10px;color:#fff}
main{overflow-wrap:break-word}

/* ---------- header + hamburger ---------- */
.header-inner{gap:10px}
.brand{margin-right:auto;min-width:0}
.nav{flex-wrap:nowrap}
.nav a{white-space:nowrap}
.header-tools{display:flex;align-items:center;gap:4px;flex:none}
.header-tools .icon-btn{margin-left:6px;transition:background .2s,border-color .2s}
.header-tools .icon-btn:hover{background:var(--chip);border-color:var(--accent)}
.nav-toggle{display:none;width:40px;height:40px;border:1px solid var(--rule);background:transparent;color:var(--ink);border-radius:50%;cursor:pointer;padding:0;place-items:center;transition:background .2s,border-color .2s}
.nav-toggle:hover{background:var(--chip);border-color:var(--accent)}
.nav-toggle .bars{position:relative;display:block;width:18px;height:14px}
.nav-toggle .bars i{position:absolute;left:0;right:0;height:2px;border-radius:2px;background:currentColor;transition:transform .28s cubic-bezier(.4,0,.2,1),opacity .2s,top .28s cubic-bezier(.4,0,.2,1)}
.nav-toggle .bars i:nth-child(1){top:0}.nav-toggle .bars i:nth-child(2){top:6px}.nav-toggle .bars i:nth-child(3){top:12px}
.site-header.nav-open .nav-toggle .bars i:nth-child(1){top:6px;transform:rotate(45deg)}
.site-header.nav-open .nav-toggle .bars i:nth-child(2){opacity:0}
.site-header.nav-open .nav-toggle .bars i:nth-child(3){top:6px;transform:rotate(-45deg)}

@media(max-width:900px){
  .site-header{position:sticky;top:0;padding:8px 12px}
  .header-inner{position:relative;border-radius:999px;padding:6px 8px 6px 18px}
  .nav-toggle{display:inline-grid}
  .header-tools .icon-btn{width:40px;height:40px}
  .nav{position:absolute;left:0;right:0;top:calc(100% + 8px);flex-direction:column;align-items:stretch;gap:2px;
    background:var(--paper);border:1px solid var(--rule);border-radius:22px;padding:8px;box-shadow:0 22px 40px -18px #000b;
    opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px) scale(.98);transform-origin:top right;
    transition:opacity .22s ease,transform .26s cubic-bezier(.4,0,.2,1),visibility 0s linear .26s}
  .site-header.nav-open .nav{opacity:1;visibility:visible;pointer-events:auto;transform:none;transition-delay:0s}
  .nav a{font-size:1rem;padding:13px 18px;border-radius:14px;display:flex;align-items:center;justify-content:space-between}
  .nav a.on::after{content:"●";font-size:.5rem;opacity:.8}
  html{scroll-padding-top:76px}
}
@media(max-width:420px){.brand .en{font-size:.7rem;letter-spacing:.06em}.brand{gap:7px}.brand .sa{font-size:1.2rem}}

/* ---------- home hero + slogan ---------- */
.hero{padding:48px 8px 36px}
.hero .hero-sub{margin-top:18px;font-size:1.05rem}
.slogan-eyebrow{display:flex;flex-wrap:wrap;gap:4px 12px;justify-content:center;align-items:baseline;margin:14px 0 0!important;font-size:.95rem!important}
.slogan-eyebrow .sa{font-family:var(--dev);font-style:normal;color:var(--gold);font-size:1.35rem}
.slogan-eyebrow span:last-child{font-size:.9rem;letter-spacing:.03em}
.slogan{font:600 clamp(1.9rem,6.4vw,3.4rem)/1.12 var(--head)!important;font-style:normal!important;color:var(--ink)!important;margin:12px 0 0!important;letter-spacing:-.01em}
.slogan span{display:inline-block;animation:sloRise .7s cubic-bezier(.2,.7,.2,1) both}
.slogan span:nth-child(2){color:var(--gold);animation-delay:.12s}
.slogan span:nth-child(3){color:var(--accent);animation-delay:.24s}
@keyframes sloRise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.slogan-trio{list-style:none;margin:22px auto 0;padding:0;position:relative;display:flex;flex-wrap:wrap;justify-content:center;gap:8px 10px}
.slogan-trio li{font:.82rem var(--head);color:var(--mute);border:1px solid var(--rule);background:color-mix(in srgb,var(--paper) 80%,transparent);border-radius:999px;padding:5px 14px}
.slogan-trio b{color:var(--ink);font-weight:600;margin-right:4px}
.hero h1{font-size:clamp(1.6rem,4.4vw,2.2rem);margin-top:26px;color:var(--mute);font-weight:500}
@media(max-width:520px){.slogan-trio{flex-direction:column;align-items:center}.hero .cta .btn{margin:4px 2px}}

/* ---------- buttons / controls ---------- */
.btn{transition:filter .2s,transform .2s,background .2s}
.btn:active,.btn-sm:active{transform:translateY(1px)}
.btn-sm{transition:background .2s,color .2s,border-color .2s}
label.btn-sm{display:inline-block;margin:0!important;cursor:pointer}

/* ---------- footer ---------- */
.site-footer{position:relative;overflow:hidden;margin-top:28px;padding:0;border-top:0;
  background:linear-gradient(180deg,var(--paper) 0%,color-mix(in srgb,var(--paper) 90%,var(--accent)) 100%)}
.ft-frieze{height:26px;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);
  background:var(--chip) url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='64' height='24' viewBox='0 0 64 24'><g fill='none' stroke='%23b8892f' stroke-width='1.1'><path d='M0 12h18M46 12h18'/><path d='M32 3l9 9-9 9-9-9z'/><path d='M32 7.5l4.5 4.5-4.5 4.5-4.5-4.5z' fill='%23b8892f' fill-opacity='.4'/><circle cx='22' cy='12' r='1.5' fill='%23b8892f'/><circle cx='42' cy='12' r='1.5' fill='%23b8892f'/></g></svg>") center/64px 24px repeat-x;opacity:.9}
.site-footer::before{content:"";position:absolute;right:-90px;bottom:-110px;width:380px;height:380px;pointer-events:none;opacity:.09;
  background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='-100 -100 200 200'><g fill='none' stroke='%23b8892f' stroke-width='1.2'><circle r='96'/><circle r='70'/><circle r='22'/><g id='p'><path d='M0 -92C13 -70 13 -48 0 -26C-13 -48 -13 -70 0 -92Z'/></g><use href='%23p' transform='rotate(30)'/><use href='%23p' transform='rotate(60)'/><use href='%23p' transform='rotate(90)'/><use href='%23p' transform='rotate(120)'/><use href='%23p' transform='rotate(150)'/><use href='%23p' transform='rotate(180)'/><use href='%23p' transform='rotate(210)'/><use href='%23p' transform='rotate(240)'/><use href='%23p' transform='rotate(270)'/><use href='%23p' transform='rotate(300)'/><use href='%23p' transform='rotate(330)'/></g></svg>") center/contain no-repeat;
  animation:ftSpin 140s linear infinite}
@keyframes ftSpin{to{transform:rotate(360deg)}}
.ft-wrap{position:relative;max-width:var(--wrap);margin:0 auto;padding:42px 20px 22px}
.site-footer .footer-inner{display:grid;grid-template-columns:1.7fr 1fr 1fr;gap:34px 40px;max-width:none;margin:0}
.ft-brand{display:inline-flex;align-items:baseline;gap:12px;color:var(--ink)}
.ft-brand .sa{font-family:var(--dev);font-size:2rem;color:var(--accent);line-height:1}
.ft-brand .en{font:600 .85rem var(--head);letter-spacing:.2em;text-transform:uppercase}
.ft-slogan{margin:14px 0 0!important;font:600 1.05rem var(--head)!important;color:var(--gold)!important;letter-spacing:.01em}
.ft-slogan .sa{font-family:var(--dev);font-weight:400;color:var(--accent);margin-right:2px}
.ft-desc{max-width:44ch;margin:10px 0 0!important;line-height:1.65}
.site-footer h5{position:relative;padding-bottom:10px;margin-bottom:12px;color:var(--gold)}
.site-footer h5::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--accent);border-radius:2px}
.site-footer ul li{margin:0}
.site-footer ul a{display:inline-block;padding:5px 0;color:var(--ink);background:linear-gradient(var(--accent),var(--accent)) left bottom/0 1px no-repeat;transition:background-size .3s ease,color .2s,transform .25s}
.site-footer ul a:hover{color:var(--accent);background-size:100% 1px;transform:translateX(3px)}
.ft-om{display:flex;align-items:center;gap:16px;margin:30px 0 4px}
.ft-om span{flex:1;height:1px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:.7}
.ft-om b{font:400 1.15rem var(--dev);color:var(--gold);letter-spacing:.3em;white-space:nowrap}
.site-footer .copyright{max-width:none;margin:14px 0 0;border-top:0;padding-top:0;display:flex;flex-wrap:wrap;align-items:center;gap:6px 18px;color:var(--mute);font-size:.8rem}
.ft-c{font-weight:600;color:var(--ink)}
.ft-note{flex:1 1 320px;line-height:1.55}
.ft-top{font:600 .78rem var(--head);color:var(--accent2);border:1px solid var(--rule);border-radius:999px;padding:6px 14px;transition:background .2s,color .2s,border-color .2s}
.ft-top:hover{background:var(--accent);border-color:var(--accent);color:#fff}
@media(max-width:900px){.site-footer .footer-inner{grid-template-columns:1fr 1fr}.site-footer .about{grid-column:1/-1}.ft-desc{max-width:60ch}}
@media(max-width:480px){.ft-wrap{padding:34px 18px 20px}.site-footer .footer-inner{gap:26px 18px}.ft-om b{letter-spacing:.2em}.ft-top{margin-left:auto}.site-footer::before{width:300px;height:300px;right:-110px}}
body.focus .site-footer{display:none}

/* ---------- reader: responsive fixes ---------- */
.verse-head{flex-wrap:wrap;row-gap:6px}
.head-right{flex-wrap:wrap;gap:6px 8px}
.sa-text{overflow-wrap:anywhere}
.iast{overflow-wrap:anywhere}
.toolbar{row-gap:8px}
.toolbar select{max-width:100%}
.toolbar input[type=search],.toolbar input[type=text]{max-width:100%}
ul.sections,ul.chapter-list{grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr))}
.parva-grid{grid-template-columns:repeat(auto-fill,minmax(min(100%,290px),1fr))}
.grid{grid-template-columns:repeat(auto-fit,minmax(min(100%,240px),1fr))}
.hub-cols{grid-template-columns:repeat(auto-fit,minmax(min(100%,280px),1fr))}
.cards{grid-template-columns:repeat(auto-fill,minmax(min(100%,210px),1fr))}
.legend{grid-template-columns:repeat(auto-fit,minmax(min(100%,230px),1fr))}
.hub-search input,#sform input{min-width:0}
.tablewrap{max-width:100%;-webkit-overflow-scrolling:touch}
.pager{flex-wrap:wrap}
.crumbs{overflow-wrap:anywhere;line-height:1.6}
.warn-note{background:var(--chip);border-left:4px solid var(--gold);border-radius:6px;padding:9px 14px;font-size:.9rem;color:var(--mute)}
.thumb{transition:border-color .2s,transform .2s}.thumb:hover{transform:translateY(-2px)}
.thumb img{transition:transform .35s}.thumb:hover img{transform:scale(1.04)}
.card,.parva-card,.sec-row,.avail-row,.chapter-list a{transition:transform .2s,border-color .2s,box-shadow .2s,background .2s}

@media(max-width:820px){
  body{font-size:1.02rem;line-height:1.65}
  main{padding:18px 14px 56px}
  .reader{grid-template-columns:minmax(0,1fr)}
  .reader>*{min-width:0}
  .toolbar{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px 10px;padding:10px 12px}
  .toolbar>label:has(select),.toolbar>input[type=search],.toolbar>.size,.toolbar>input[type=text]{grid-column:1/-1}
  .toolbar label{min-width:0}.toolbar label:has(select){flex-wrap:wrap}.toolbar select{flex:1;min-width:0}
  .toolbar input[type=search],.toolbar input[type=text]{width:100%}
  .size{margin-left:0;display:flex;align-items:center;gap:8px}
  .size button,.copy,#focus-btn{min-height:34px}
  .verse-head{padding:8px 12px}
  .verse-body{padding:16px 12px 18px}
  .sa-text{font-size:1.45em;line-height:1.8}
  .mbh-verse .sa-text{font-size:calc(1.35rem*var(--reader-size))}
  .verse-side{padding:14px 12px 16px}
  .page-title{margin:4px 0 20px}
  .words-block,.meaning-block{padding-top:12px}
  .toolbar>.mbh-views{grid-column:1/-1;display:grid;grid-template-columns:repeat(auto-fit,minmax(88px,1fr));border-radius:14px}
  .mbh-views button{padding:9px 8px;min-height:38px}
  .mbh-views button+button{border-left:1px solid var(--rule)}
  .guide-tabs{gap:6px}.guide-tabs .hint{display:none}
  .guide-tabs .gt{flex:1 1 auto;text-align:center;min-height:38px}
  .guide-panel{padding:14px 14px}
  .coverage{padding:8px 12px}
  .votd{padding:18px 14px}
  .pager a{flex:1 1 140px;text-align:center}
  .player{bottom:8px;padding:10px 12px}
  .pl-opts select{max-width:100%;flex:1 1 130px}
}
@media(max-width:480px){
  .copy,.verse-head .ctx{padding:5px 10px}
  .lb-nav h2{font-size:1.05rem}
  .thumbs{grid-template-columns:repeat(auto-fill,minmax(92px,1fr))}
  .epic-title{gap:4px 10px}
  .sec-row,.avail-row,.chapter-list a{padding:10px 12px;gap:10px}
}

/* ---------- dialogs, admin upload ---------- */
dialog.dlg{margin:auto;width:min(920px,94vw)}
.dlg-in{padding:20px 22px;-webkit-overflow-scrolling:touch}
.dlg .actions{align-items:center}
.drop{display:flex!important;flex-direction:column;align-items:center;justify-content:center;gap:4px;text-align:center;border:2px dashed var(--gold);border-radius:16px;padding:26px 16px;margin:6px 0 0!important;cursor:pointer;color:var(--ink)!important;font:600 1rem var(--head)!important;background:color-mix(in srgb,var(--chip) 55%,transparent);transition:background .2s,border-color .2s}
.drop:hover,.drop:focus-within{background:var(--chip);border-color:var(--accent)}
.drop small{font:400 .85rem var(--serif);color:var(--mute)}
.drop-ico{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--accent);color:#fff;font-size:1.3rem;margin-bottom:4px}
.u-previews{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:10px;margin-top:12px}
.u-previews:empty{display:none}
.u-item{position:relative;aspect-ratio:4/3;border-radius:12px;overflow:hidden;border:1px solid var(--rule);background:var(--chip)}
.u-item img{width:100%;height:100%;object-fit:cover;display:block}
.u-item.busy img{opacity:.55}.u-item.fail{border-color:#c0504d}.u-item.done{border-color:#4f9d6b}
.u-x{position:absolute;top:5px;right:5px;width:28px;height:28px;border-radius:50%;border:0;background:#000b;color:#fff;font-size:1.1rem;line-height:1;cursor:pointer}
.u-x:hover{background:#c0504d}.u-x:disabled{opacity:.4;cursor:default}
.u-tag{position:absolute;left:5px;bottom:5px;right:5px;font:600 .68rem var(--head);background:#000b;color:#fff;border-radius:6px;padding:2px 7px}
.u-tag.ok{background:#2f7d4f}.u-tag.bad{background:#a83f3c}
.u-msg{min-height:1.3em;margin-top:10px;font-size:.9rem;color:var(--mute)}
.u-msg.bad{color:#e07a77}.u-msg.ok{color:#5cba7d}
.admin-pill{position:fixed;left:12px;bottom:12px;z-index:25;display:flex;align-items:center;gap:8px;background:var(--paper);border:1px solid var(--gold);border-radius:999px;padding:4px 6px 4px 14px;font:600 .75rem var(--head);color:var(--gold);box-shadow:0 8px 24px -10px #000a}
.admin-pill button{font:600 .72rem var(--head);border:1px solid var(--rule);background:transparent;color:var(--ink);border-radius:999px;padding:3px 10px;cursor:pointer}
.admin-pill button:hover{background:var(--accent);border-color:var(--accent);color:#fff}
body.has-player .admin-pill{display:none}
.lb-img{max-height:min(64vh,720px)}
@media(max-width:600px){
  .dlg-in{padding:16px 14px}
  dialog.dlg{width:96vw;max-height:94vh;border-radius:14px}
  .dlg .actions .btn-sm{flex:1 1 auto;text-align:center;min-height:40px;display:inline-flex;align-items:center;justify-content:center}
  .u-previews{grid-template-columns:repeat(2,1fr)}
}

/* admin sign-in page */
.admin-card{max-width:460px;background:var(--paper);border:1px solid var(--rule);border-radius:18px;padding:24px 26px;box-shadow:0 16px 40px -28px #000}
.admin-card h2{font-size:1.3rem;color:var(--gold);margin-bottom:10px}
.admin-card label{display:block;font:600 .8rem var(--head);color:var(--mute);margin:12px 0 4px}
.admin-card input[type=password]{width:100%;font:inherit;font-size:1rem;background:var(--chip);color:var(--ink);border:1px solid var(--rule);border-radius:10px;padding:10px 12px}
.admin-card .btn{border:0;cursor:pointer;margin-top:12px}.admin-card .btn.ghost{border:1px solid var(--accent)}
.admin-fine{font-size:.82rem;color:var(--mute)}
.admin-actions{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- motion preferences ---------- */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .site-footer::before{animation:none}
}
@media print{.site-header,.site-footer,.player,.admin-pill,.toast{display:none!important}}