/* Rivera Holdings — production extensions (new pages, admin shell) on top of the approved reference stylesheet */
body{margin:0}
img{max-width:100%}
[hidden]{display:none!important}

/* event cards */
.evcard{display:flex;gap:24px;align-items:flex-start;background:var(--card);border:1px solid var(--rule);padding:24px 26px;text-decoration:none;color:var(--fg);transition:border-color .2s,transform .2s}
.evcard:hover{border-color:var(--brass);transform:translateY(-2px);color:var(--fg)}
.evdate{flex:none;width:64px;text-align:center;border-right:1px solid var(--rule);padding-right:20px;display:flex;flex-direction:column;gap:2px}
.evd{font-family:var(--f-display);font-size:34px;color:var(--ink);line-height:1}
.evm{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--brass-ink)}
html[lang="bn"] .evm{letter-spacing:.03em}

/* documents */
.docrow{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:22px 0;border-bottom:1px solid var(--rule)}

/* media albums */
.alb{text-decoration:none;color:var(--fg);display:block}
.alb img{border:1px solid var(--rule);aspect-ratio:4/3;object-fit:cover;width:100%;transition:border-color .2s}
.alb:hover img{border-color:var(--brass)}
.gall{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr));gap:20px}
.gall img{border:1px solid var(--rule);width:100%}

/* recognition figures */
.recfig{margin:0;display:flex;flex-direction:column;gap:10px}
.recfig img{border:1px solid var(--rule);aspect-ratio:4/3;object-fit:cover;width:100%}
.recfig figcaption{font-size:14px;color:var(--muted)}

/* booking slots */
.slot-grid{display:flex;flex-wrap:wrap;gap:8px}
.lbl{font-size:13.5px;font-weight:600;color:var(--ink)}

@media (max-width:640px){
  .evcard{flex-direction:column}
  .evdate{border-right:0;border-bottom:1px solid var(--rule);padding:0 0 12px;width:100%;flex-direction:row;gap:10px;align-items:baseline}
  .docrow{flex-direction:column;align-items:flex-start}
}

/* admin panel */
.adm-login{max-width:420px;margin:8vh auto;background:var(--card);border:1px solid var(--rule);padding:36px}
.adm-shell{display:flex;min-height:100vh}
.adm-side{width:236px;flex:none;border-right:1px solid var(--rule);background:var(--tint);padding:24px 0;display:flex;flex-direction:column;gap:2px}
.adm-side .adm-brand{padding:0 24px 18px;border-bottom:1px solid var(--rule);margin-bottom:14px}
.adm-side a{display:block;padding:11px 24px;text-decoration:none;color:var(--fg);font-weight:600;font-size:14.5px;border-left:2px solid transparent}
.adm-side a.on{color:var(--ink);border-left-color:var(--brass);background:var(--paper)}
.adm-main{flex:1;min-width:0;padding:28px clamp(16px,3vw,40px) 80px}
.adm-top{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:center;gap:16px;margin-bottom:26px}
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(200px,100%),1fr));gap:16px;margin-bottom:28px}
.stat-card{background:var(--card);border:1px solid var(--rule);padding:20px;display:flex;flex-direction:column;gap:6px}
.stat-card .v{font-family:var(--f-display);font-size:34px;color:var(--ink);line-height:1.05}
.stat-card .l{font-size:14px;color:var(--muted)}
.bi{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(280px,100%),1fr));gap:12px 18px;grid-column:1 / -1}
.bi-h{grid-column:1 / -1;font-size:13.5px;font-weight:700;color:var(--ink);margin-bottom:-4px}
.grp{grid-column:1 / -1;border-top:1px solid var(--rule);padding-top:18px;margin-top:4px;font-family:var(--f-display);font-size:19px;color:var(--ink)}
.row-actions{display:flex;flex-wrap:wrap;gap:8px}
.pill{display:inline-block;padding:2px 9px;border-radius:999px;font-size:12px;font-weight:600;border:1px solid var(--rule-2);color:var(--muted)}
.pill.on{color:var(--ok);border-color:var(--ok)}
.pill.warn{color:var(--warn);border-color:var(--warn)}
.danger{border-color:var(--warn)!important;color:var(--warn)!important;background:transparent!important}
.thumb{width:88px;height:60px;object-fit:cover;border:1px solid var(--rule)}
.mediagrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(180px,100%),1fr));gap:16px}
.mediagrid figure{margin:0;display:flex;flex-direction:column;gap:6px}
.mediagrid img{width:100%;aspect-ratio:4/3;object-fit:cover;border:1px solid var(--rule)}
.mediagrid figcaption{font-size:12px;color:var(--muted);word-break:break-all}
.bn-miss{font-size:11.5px;color:var(--warn);font-weight:600}
/* header fit: keep nav and buttons on one line until the menu button takes over */
.nav{gap:4px 16px;font-size:14px}
.nav a{white-space:nowrap}
.btn{white-space:nowrap}
.brand{white-space:nowrap}

@media (max-width:900px){
  .adm-shell{flex-direction:column}
  .adm-side{width:100%;flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--rule);padding:0}
  .adm-side .adm-brand{display:none}
  .adm-side a{white-space:nowrap;border-left:0;border-bottom:2px solid transparent}
  .adm-side a.on{border-bottom-color:var(--brass)}
}