/* UPL platform — design system */
:root{--accent:#d0102b;--accent-ink:#fff;--radius:12px;--font:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans","Noto Sans Bengali",Arial,sans-serif}
[data-theme=upl]{--bg:#f3f4f6;--surface:#fff;--text:#16181d;--muted:#5d6572;--border:#dfe2e8;--head-bg:#16181d;--head-text:#fff;--shadow:0 1px 2px rgba(0,0,0,.06),0 4px 14px rgba(0,0,0,.05)}
[data-theme=clean]{--bg:#fff;--surface:#fff;--text:#1b1f27;--muted:#5d6572;--border:#e3e6eb;--head-bg:#fff;--head-text:#1b1f27;--shadow:0 1px 2px rgba(0,0,0,.05)}
[data-theme=dark]{--bg:#0f1115;--surface:#1a1d24;--text:#e9eaee;--muted:#9aa1ad;--border:#2c313b;--head-bg:#0a0b0e;--head-text:#fff;--shadow:0 1px 2px rgba(0,0,0,.4)}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.55;font-size:16px}
img{max-width:100%;height:auto}
a{color:var(--accent)}
h1,h2,h3{line-height:1.2;margin:0 0 .5em}
h1{font-size:clamp(1.6rem,5vw,2.2rem)}h2{font-size:1.3rem}h3{font-size:1.05rem}
p{margin:.4em 0 .8em}
code{background:rgba(127,127,127,.15);padding:.1em .35em;border-radius:5px;font-size:.88em;word-break:break-all}
.wrap{max-width:1100px;margin:0 auto;padding:0 16px}.narrow{max-width:720px}.center{text-align:center}.pad{padding-top:28px;padding-bottom:28px}
.muted{color:var(--muted)}.small{font-size:.85rem}.sr,.skip:not(:focus){position:absolute;left:-9999px}
.skip:focus{position:fixed;top:8px;left:8px;background:#fff;color:#000;padding:8px;z-index:99}
:focus-visible{outline:3px solid color-mix(in srgb,var(--accent) 55%,#fff);outline-offset:2px}
/* buttons */
.btn{display:inline-block;background:var(--accent);color:var(--accent-ink);border:1px solid var(--accent);padding:.6em 1.1em;border-radius:10px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;line-height:1.2;min-height:44px}
.btn:hover{filter:brightness(.93)}.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-sm{padding:.4em .8em;font-size:.88rem;min-height:36px}.btn-lg{padding:.8em 1.5em;font-size:1.05rem}.block{display:block;width:100%}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}.btn-ghost:hover{background:rgba(127,127,127,.1)}
.btn-danger{background:#b42318;border-color:#b42318;color:#fff}
.linklike{background:none;border:0;color:inherit;font:inherit;cursor:pointer;padding:0;text-decoration:underline}
.inline{display:inline}
/* cards & alerts */
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:18px;margin-bottom:16px;box-shadow:var(--shadow)}
.alert{border-radius:10px;padding:12px 14px;margin:12px 0;border:1px solid;background:var(--surface)}
.alert ul{margin:.3em 0 0;padding-left:1.2em}
.a-success{border-color:#16a34a;background:rgba(22,163,74,.1)}.a-error{border-color:#dc2626;background:rgba(220,38,38,.1)}
.a-warn{border-color:#d97706;background:rgba(217,119,6,.12)}.a-info{border-color:#2563eb;background:rgba(37,99,235,.1)}
.empty{border:2px dashed var(--border);border-radius:var(--radius);padding:28px;text-align:center;color:var(--muted)}
.note{color:var(--muted);font-style:italic}
.chip{display:inline-block;background:var(--accent);color:var(--accent-ink);border-radius:999px;padding:.15em .75em;font-size:.78rem;font-weight:700;letter-spacing:.03em}
.chip-lg{font-size:.95rem;padding:.4em 1em;background:var(--surface);color:var(--text);border:1px solid var(--border)}.chips{display:flex;flex-wrap:wrap;gap:8px}
.badge{display:inline-block;border-radius:999px;padding:.1em .7em;font-size:.78rem;font-weight:700;background:#e5e7eb;color:#111}
.b-approved,.b-published{background:#dcfce7;color:#14532d}.b-pending,.b-draft,.b-waitlisted{background:#fef3c7;color:#78350f}
.b-rejected,.b-cancelled,.b-archived{background:#fee2e2;color:#7f1d1d}.b-closed{background:#e5e7eb;color:#374151}.b-received{background:#dbeafe;color:#1e3a8a}
/* forms */
.q{margin-bottom:16px}.q label,.q legend{display:block;font-weight:600;margin-bottom:4px;padding:0}
fieldset{border:0;padding:0;margin:0;min-width:0}
input[type=text],input[type=email],input[type=tel],input[type=number],input[type=date],input[type=time],input[type=password],input[type=search],input[type=datetime-local],select,textarea,input:not([type]){width:100%;padding:.65em .8em;border:1px solid var(--border);border-radius:10px;background:var(--surface);color:var(--text);font:inherit;min-height:44px}
input[type=file]{width:100%;padding:.5em 0;font:inherit;color:var(--text)}
textarea{resize:vertical}
.opt{display:flex;gap:10px;align-items:flex-start;padding:.45em 0;font-weight:400!important;cursor:pointer}.opt input{margin-top:.3em;width:20px;height:20px;flex:none;accent-color:var(--accent)}
.opt.disabled{opacity:.6}
.help{font-size:.85rem;color:var(--muted);margin:2px 0 6px}.req{color:#dc2626}
.has-error input,.has-error select,.has-error textarea{border-color:#dc2626}.err{color:#dc2626;font-size:.9rem;margin:4px 0 0}
.hp{position:absolute;left:-9999px;height:0;overflow:hidden}
.q-section{border-top:3px solid var(--accent);padding-top:12px;margin:24px 0 12px}.q-section h3{margin:0}
.file-preview{max-width:160px;border-radius:10px;margin-top:6px;border:1px solid var(--border)}
.grid2,.grid3{display:grid;gap:0 16px;grid-template-columns:1fr}
@media(min-width:700px){.grid2{grid-template-columns:1fr 1fr}.grid3{grid-template-columns:1fr 1fr 1fr}}
/* public site */
.site-header{background:var(--head-bg);color:var(--head-text);border-bottom:3px solid var(--accent);position:sticky;top:0;z-index:30}
[data-theme=clean] .site-header{border-bottom:1px solid var(--border);border-top:3px solid var(--accent)}
.bar{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:60px}
.brand{display:flex;align-items:center;gap:10px;color:inherit;text-decoration:none}.brand img{height:44px;width:auto}
.brand span{display:flex;flex-direction:column;line-height:1.1}.brand b{font-size:1.2rem;letter-spacing:.06em}.brand small{opacity:.75;font-size:.75rem}
.site-nav{display:flex;gap:4px}.site-nav a{color:inherit;text-decoration:none;padding:.5em .9em;border-radius:8px;font-weight:600}.site-nav a:hover{background:rgba(127,127,127,.2)}
.nav-toggle{display:none;background:none;border:1px solid currentColor;color:inherit;border-radius:8px;font-size:1.3rem;width:44px;height:44px;cursor:pointer}
@media(max-width:700px){.nav-toggle{display:block}.site-nav{display:none;position:absolute;top:100%;left:0;right:0;background:var(--head-bg);flex-direction:column;padding:8px 16px 14px;border-bottom:3px solid var(--accent)}.site-nav.open{display:flex}}
.hero{background:radial-gradient(1200px 400px at 80% -10%,color-mix(in srgb,var(--accent) 35%,transparent),transparent),linear-gradient(135deg,#16181d,#23262e);color:#fff;background-size:cover;background-position:center}
.hero-in{display:grid;gap:24px;padding-top:36px;padding-bottom:40px;align-items:center}
.hero-logo{width:min(260px,60%);margin:0 auto;display:block;filter:drop-shadow(0 8px 24px rgba(0,0,0,.5))}
.hero h1{font-size:clamp(1.9rem,6vw,3rem);margin:.3em 0}.lead{font-size:1.1rem;opacity:.92}.venue{opacity:.8;font-size:.95rem}.cta{display:flex;gap:10px;flex-wrap:wrap}
.hero .btn-ghost{color:#fff;border-color:rgba(255,255,255,.5)}
@media(min-width:800px){.hero-in{grid-template-columns:300px 1fr}}
.sec-title{border-left:5px solid var(--accent);padding-left:12px;margin-bottom:16px}
.grid.cards{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(260px,1fr))}
.form-card{display:flex;flex-direction:column;gap:6px}.form-card .btn{align-self:flex-start;margin-top:auto}
.announce{background:var(--surface);border:1px solid var(--border);border-left:5px solid var(--accent);border-radius:var(--radius);padding:14px 16px;margin-bottom:16px}
.form-card-main h1{margin-top:.2em}.form-banner{width:calc(100% + 36px);margin:-18px -18px 14px;border-radius:var(--radius) var(--radius) 0 0;display:block;max-width:none;max-height:240px;object-fit:cover}
.form-banner.small{width:auto;max-width:260px;margin:0 0 8px;border-radius:10px}
.form-desc{color:var(--muted)}
.refid{font-size:1.6rem;font-weight:800;letter-spacing:.06em;color:var(--accent)}.tick{font-size:2.4rem;color:#16a34a}
.pcards{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));margin-bottom:16px}
.pcard{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);border-top:4px solid var(--accent)}
.pc-photo{aspect-ratio:1/1;background:#2a2d35}.pc-photo img{width:100%;height:100%;object-fit:cover;display:block}.pc-empty{height:100%;display:grid;place-items:center;color:#888;font-weight:800;font-size:2rem}
.pc-body{padding:12px 14px}.pc-body h3{margin:0 0 6px}.pc-body ul{list-style:none;margin:0;padding:0;font-size:.88rem}.pc-body li{display:flex;justify-content:space-between;gap:8px;padding:2px 0;border-bottom:1px dashed var(--border)}.pc-body li span{color:var(--muted)}.pc-body li b{text-align:right;font-weight:600}
.inline-search{display:flex;gap:8px;margin-bottom:8px}.inline-search input{flex:1}
.pager{display:flex;gap:6px;flex-wrap:wrap;justify-content:center;margin:16px 0}.pager a{padding:.4em .8em;border:1px solid var(--border);border-radius:8px;text-decoration:none;color:var(--text);background:var(--surface)}.pager a.cur{background:var(--accent);color:#fff;border-color:var(--accent)}
.site-footer{background:var(--head-bg);color:var(--head-text);margin-top:32px;padding:24px 0}.site-footer a{color:inherit}.foot{display:flex;gap:16px;align-items:center}.foot img{height:64px;width:auto}.foot p{margin:.2em 0}
/* login */
.login{display:grid;place-items:center;min-height:100vh;padding:16px;background:linear-gradient(135deg,#16181d,#2a2d35)}
.login-card{background:#fff;color:#16181d;border-radius:16px;padding:24px;width:100%;max-width:400px}.login-card img{display:block;margin:0 auto 8px;height:96px}.login-card h1{text-align:center;font-size:1.4rem}
/* admin shell */
.admin{background:#f3f4f6}
.shell{display:flex;min-height:100vh}
.sidebar{width:240px;flex:none;background:#16181d;color:#e9eaee;display:flex;flex-direction:column;position:sticky;top:0;height:100vh;overflow-y:auto}
.side-brand{display:flex;align-items:center;gap:10px;padding:16px;color:#fff;text-decoration:none;border-bottom:1px solid #2a2d35}.side-brand img{height:40px;width:auto}.side-brand span{display:flex;flex-direction:column;line-height:1.1}.side-brand small{opacity:.7}
.sidebar nav{padding:8px;flex:1}.sidebar nav a{display:flex;gap:10px;align-items:center;padding:.7em .9em;color:#cfd2d9;text-decoration:none;border-radius:10px;font-weight:500;min-height:44px}.sidebar nav a i{font-style:normal;width:1.2em;text-align:center}
.sidebar nav a:hover{background:#23262e}.sidebar nav a.on{background:var(--accent);color:#fff}
.side-foot{padding:14px 16px;border-top:1px solid #2a2d35;font-size:.9rem;display:flex;flex-direction:column;gap:8px}.side-foot a{color:#cfd2d9}.side-foot .linklike{color:#cfd2d9;text-align:left}
.main-col{flex:1;min-width:0}.topbar{display:flex;align-items:center;gap:12px;padding:12px 16px;background:#fff;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:20}.topbar h1{margin:0;font-size:1.2rem;flex:1}.topbar .nav-toggle{display:none;color:#16181d}
.content{padding:16px;max-width:1100px}
.scrim{display:none}
@media(max-width:900px){.sidebar{position:fixed;left:0;top:0;bottom:0;z-index:50;transform:translateX(-100%);transition:transform .2s}.sidebar.open{transform:none}.topbar .nav-toggle{display:block}.scrim.open{display:block;position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:40}}
.stats{display:grid;gap:12px;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));margin:16px 0}
.stat{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:14px;text-decoration:none;color:#16181d;border-top:4px solid var(--accent);display:flex;flex-direction:column}.stat b{font-size:1.9rem;line-height:1}.stat span{color:var(--muted);font-size:.88rem}
.two{display:grid;gap:16px;grid-template-columns:1fr}@media(min-width:900px){.two{grid-template-columns:1fr 1fr}}
.plain{list-style:none;margin:0;padding:0}.plain li{padding:8px 0;border-bottom:1px solid var(--border)}
.toolbar{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;margin-bottom:12px}
.tabs{display:flex;gap:6px;flex-wrap:wrap;margin-bottom:12px}.tabs a{padding:.4em .9em;border:1px solid var(--border);border-radius:999px;text-decoration:none;color:#16181d;background:#fff;font-size:.9rem}.tabs a.on{background:#16181d;color:#fff;border-color:#16181d}
.tabs.scroll{flex-wrap:nowrap;overflow-x:auto;padding-bottom:4px}.tabs.scroll a{white-space:nowrap}
.item{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}.item-main{flex:1 1 320px;min-width:0}.item-actions{display:flex;flex-wrap:wrap;gap:6px;align-items:flex-start}.item h3{margin-bottom:2px}.url{font-size:.85rem;word-break:break-all}
.filters .btn{margin-right:6px;margin-top:4px}
.bulk{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:8px}.bulk select{width:auto}
.table-wrap{overflow-x:auto}.rtable{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--border);border-radius:var(--radius)}
.rtable th,.rtable td{padding:10px 12px;text-align:left;border-bottom:1px solid var(--border);vertical-align:middle}.rtable th{background:#f8f9fb;font-size:.82rem;text-transform:uppercase;letter-spacing:.04em;color:var(--muted)}
@media(max-width:700px){.rtable thead{display:none}.rtable,.rtable tbody,.rtable tr,.rtable td{display:block;width:100%}.rtable tr{border-bottom:6px solid var(--bg);padding:6px 0}.rtable td{border:0;padding:4px 12px;display:flex;justify-content:space-between;gap:12px;text-align:right}.rtable td::before{content:attr(data-label);color:var(--muted);font-size:.8rem;text-align:left}.rtable td[data-label=""]::before{content:none}}
.answers dt{font-weight:700;margin-top:12px;font-size:.88rem;color:var(--muted)}.answers dd{margin:2px 0 0;word-break:break-word}.thumb{max-width:180px;border-radius:10px;border:1px solid var(--border)}
.media{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(180px,1fr))}.mcard img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:8px}.mcard .doc{aspect-ratio:4/3;display:grid;place-items:center;background:#eee;border-radius:8px;font-weight:800}.copy{font-size:.75rem;padding:.3em .5em!important;min-height:32px!important;margin-bottom:6px}
.narrow-card{max-width:520px}
details summary{list-style:none;cursor:pointer}details[open] form{margin-top:6px;display:flex;flex-direction:column;gap:6px}
.sticky-actions{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px}.sticky-actions.bottom{position:sticky;bottom:0;background:linear-gradient(transparent,var(--bg) 30%);padding:14px 0 10px;z-index:10}
/* builder */
.q-list{display:flex;flex-direction:column;gap:12px}
.qcard{border:1px solid var(--border);border-left:5px solid var(--accent);border-radius:var(--radius);padding:12px;background:#fff}.qcard.dragging{opacity:.5}.qcard.dragover{outline:2px dashed var(--accent)}
.qhead{display:flex;gap:6px;align-items:center;flex-wrap:wrap;margin-bottom:10px}.qhead .num{font-weight:800;color:var(--accent)}.qhead .grow{flex:1}.qhead .handle{cursor:grab;padding:0 .4em;font-size:1.2rem;color:var(--muted)}
.qtools{display:flex;gap:4px}.qtools button{min-width:40px;min-height:40px;border:1px solid var(--border);background:#fff;border-radius:8px;cursor:pointer;font-size:1rem}.qtools button:disabled{opacity:.35;cursor:default}
.qbody .q{margin-bottom:10px}.qbody textarea{min-height:90px}.qmore{margin-top:8px;border-top:1px dashed var(--border);padding-top:8px}.qmore summary{color:var(--accent);font-weight:600;min-height:36px;display:flex;align-items:center}
.add-row{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}.add-row select{flex:1;min-width:180px}
/* ID card */
.card-sheet{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(54mm,1fr));justify-items:center}.card-sheet.single{justify-content:center;padding:20px}
.idcard{width:54mm;height:86mm;background:#fff;color:#16181d;border:1px solid #cfd2d9;border-radius:3mm;overflow:hidden;display:flex;flex-direction:column;align-items:center;position:relative;font-size:8pt;break-inside:avoid;-webkit-print-color-adjust:exact;print-color-adjust:exact;border-top:0}
.idc-head{width:100%;background:#16181d;color:#fff;display:flex;align-items:center;justify-content:center;gap:2mm;padding:2mm;border-bottom:1.2mm solid var(--accent,#d0102b)}.idc-head img{height:9mm;width:auto}.idc-head div{display:flex;flex-direction:column;line-height:1}.idc-head strong{font-size:11pt;letter-spacing:.08em}.idc-head small{font-size:6pt;opacity:.8}
.idc-photo{width:26mm;height:31mm;margin-top:3mm;border:.6mm solid var(--accent,#d0102b);border-radius:1.5mm;overflow:hidden;background:#eee}.idc-photo img{width:100%;height:100%;object-fit:cover;display:block}.ph-empty{height:100%;display:grid;place-items:center;color:#999;font-size:7pt}
.idc-name{font-weight:800;font-size:10pt;margin-top:2mm;text-align:center;padding:0 2mm;line-height:1.1}
.idc-rows{width:100%;padding:1mm 4mm;font-size:6.5pt}.idc-rows div{display:flex;justify-content:space-between;gap:2mm;border-bottom:.2mm dotted #bbb;padding:.4mm 0}.idc-rows span{color:#666}.idc-rows b{text-align:right}
.idc-foot{margin-top:auto;width:100%;background:var(--accent,#d0102b);color:#fff;text-align:center;padding:1.2mm 0;display:flex;justify-content:center;gap:2mm;align-items:baseline}.idc-foot b{font-size:10pt;letter-spacing:.06em}
.idc-venue{width:100%;background:#16181d;color:#bbb;text-align:center;font-size:5pt;padding:.8mm 0}
.idpage{background:#eef0f3}.idbar{max-width:600px;margin:10px auto;padding:0 12px;display:flex;gap:8px;flex-wrap:wrap}.idbar .alert{width:100%}
@media print{@page{size:A4;margin:8mm}body{background:#fff!important}.no-print,.sidebar,.topbar,.scrim,.site-header,.site-footer,.alert{display:none!important}.content{padding:0;max-width:none}.shell{display:block}.card-sheet{grid-template-columns:repeat(3,54mm);gap:6mm;justify-content:start}.card-sheet.single{grid-template-columns:54mm;padding:0}.idcard{border:.2mm solid #999}}