/* STSM — Student & Teacher Salary Management System
   Premium minimal theme in STSM maroon */
:root{
  --ink:#23272f; --mut:#6b7280; --bg:#f6f5f3; --card:#ffffff;
  --brand:#a31621; --brand-d:#7f1220; --brand-soft:#fbe9eb;
  --ink-d:#1c1a1a; --line:#e8e4e0;
  --red:#7f1220; --yellow:#c47b12; --green:#0b5e36;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Hind Siliguri","Noto Sans Bengali",system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}

/* ---------- header ---------- */
.topbar{display:flex;align-items:center;gap:12px;background:linear-gradient(135deg,#20090b 0%,#3d0f14 60%,#5c1219 100%);color:#fff;padding:10px 16px;flex-wrap:wrap;box-shadow:0 2px 12px rgba(0,0,0,.18);position:sticky;top:0;z-index:50}
.topbar nav{margin:0 auto}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:#fff}
.brand img,.brand-logo{width:var(--logo-size,52px) !important;height:var(--logo-size,52px) !important;border-radius:14px;background:#fff;padding:4px;box-shadow:0 2px 8px rgba(0,0,0,.25);flex-shrink:0;object-fit:contain}
.brand.no-box img,.brand.no-box .brand-logo{width:auto !important;height:var(--logo-size,40px) !important;max-width:150px;background:none;padding:0;border-radius:0;box-shadow:none}
.brand .bt{line-height:1.32}
.brand .bt b{font-size:17px;letter-spacing:.3px;display:block;color:#fff}
.brand .bt span{font-size:11px;color:#e8c9cd;display:block}
.topbar nav{display:flex;gap:2px;flex-wrap:wrap;align-items:center}
.topbar nav a{color:#f3dfe1;text-decoration:none;padding:8px 10px;border-radius:9px;font-size:14px;white-space:nowrap;transition:background .15s}
.topbar nav a:hover{background:rgba(255,255,255,.12);color:#fff}
.topbar nav a.active{background:var(--brand);color:#fff;box-shadow:inset 0 -2px 0 rgba(0,0,0,.25)}
.navdrop{position:relative}
.navdrop>button{background:none;border:0;color:#f3dfe1;padding:9px 13px;border-radius:9px;font-size:14.5px;cursor:pointer;font-family:inherit}
.navdrop>button:hover{background:rgba(255,255,255,.12);color:#fff}
.navdrop .menu{display:none;position:absolute;top:110%;right:0;background:#fff;border-radius:10px;box-shadow:0 10px 30px rgba(0,0,0,.22);min-width:190px;overflow:hidden;z-index:60}
.navdrop.open .menu{display:block}
.navdrop .menu a{display:block;color:var(--ink);padding:11px 16px;font-size:14.5px;text-decoration:none}
.navdrop .menu a:hover{background:var(--brand-soft);color:var(--brand-d)}
.navdrop .menu a.active{background:var(--brand-soft);color:var(--brand-d);font-weight:700}
.userbox{margin-left:auto;font-size:13.5px;color:#e8c9cd;display:flex;align-items:center;gap:8px}
.navdrop>button.avatar{width:40px;height:40px;border-radius:50%;background:#fff;border:2px solid rgba(255,255,255,.4);color:var(--brand-d);font-size:19px;font-weight:700;cursor:pointer;display:flex;align-items:center;justify-content:center;font-family:inherit;padding:0}
.navdrop>button.avatar:hover{background:#f6f0ef;color:var(--brand-d)}
.userbox a{color:#fff;text-decoration:none;border:1px solid rgba(255,255,255,.35);padding:6px 12px;border-radius:8px;font-size:13px;transition:background .15s}
.userbox a:hover{background:rgba(255,255,255,.15)}
.burger{display:none;background:none;border:1px solid rgba(255,255,255,.35);color:#fff;border-radius:8px;font-size:20px;padding:5px 11px;cursor:pointer}

/* ---------- layout ---------- */
.wrap{max-width:1240px;margin:20px auto;padding:0 18px 48px}
h1{font-size:23px;margin:4px 0 16px;font-weight:700}
h2{font-size:20px;margin:8px 0 14px;font-weight:700;letter-spacing:.1px}
::selection{background:var(--brand-soft)}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;margin-bottom:18px;box-shadow:0 2px 10px rgba(60,20,20,.06)}
.act-row>details.card:not([open]){padding:0;border:0;background:none;box-shadow:none;margin:0}
.act-row>details.card[open]{flex-basis:100%}
.card h3{margin-top:0}

/* ---------- tables ---------- */
table.grid{width:100%;border-collapse:collapse;background:#fff;font-size:14px;border-radius:10px;overflow:hidden}
table.grid th,table.grid td{border:1px solid var(--line);padding:9px 11px;text-align:left}
table.grid th{background:#2b2320;color:#fdf8f7;font-weight:600;white-space:nowrap;font-size:13.5px}
table.grid tr:nth-child(even) td{background:#faf8f7}
table.grid tr:hover td{background:#f6f0ef}
table.grid a{color:var(--brand-d);text-decoration:none;font-weight:600}
table.grid a:hover{text-decoration:none;color:var(--brand)}
table.grid a.btn:not(.btn-ghost),table.grid a.btn:not(.btn-ghost):hover{color:#fff}
table.grid a.btn-ghost,table.grid a.btn-ghost:hover{color:var(--ink)}
.num{text-align:right;white-space:nowrap;font-variant-numeric:tabular-nums}
tr.due-row td{background:#fdf1f1 !important}
tr.partial-row td{background:#fdf8ec !important}

/* ---------- forms & buttons ---------- */
.btn{display:inline-block;background:var(--brand);color:#fff;border:0;border-radius:9px;padding:10px 18px;font-size:15px;cursor:pointer;text-decoration:none;font-family:inherit;box-shadow:0 2px 6px rgba(163,22,33,.25);transition:background .15s,transform .1s}
.btn:hover{background:var(--brand-d);color:#fff}
.btn:active{transform:translateY(1px);box-shadow:none}
.btn:focus-visible{outline:2px solid var(--brand-d);outline-offset:2px}
.btn-ghost{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}
.btn-ghost:hover{background:#f6f5f3;color:var(--ink)}
.btn-danger{background:var(--red);box-shadow:none}
.toolbar{display:flex;gap:10px;margin-bottom:14px;flex-wrap:wrap;align-items:center}
input[type=text],input[type=number],input[type=date],input[type=month],input[type=password],input[type=email],input[type=time],select,textarea{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:9px;font-size:15px;font-family:inherit;background:#fff;color:var(--ink)}
input:focus,select:focus,textarea:focus{outline:2px solid var(--brand);outline-offset:-1px;border-color:var(--brand)}
label{display:block;font-size:13.5px;color:var(--mut);margin:10px 0 4px;font-weight:600}
.form{max-width:660px}
.form .row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.req{color:var(--brand);font-weight:700}

/* ---------- badges, flashes, stats ---------- */
.badge{display:inline-block;padding:3px 11px;border-radius:20px;font-size:12.5px;color:#fff;white-space:nowrap;font-weight:600}
.b-green{background:var(--green)} .b-yellow{background:var(--yellow)} .b-red{background:var(--red)}
.b-gray{background:var(--mut)} .b-maroon{background:var(--brand)}
/* compact badge — for small labels like the "system" tag on Roles page
   (MD, 2026-10-29: the normal badge padding looked too big there) */
.badge-sm{padding:1px 8px;font-size:11px}
.flash{padding:11px 15px;border-radius:10px;margin-bottom:14px;font-size:14.5px;border-left-width:4px}
.flash-ok{background:#e7f6ee;color:#0b5c3a;border:1px solid #bfe6d2;border-left:4px solid #1d9d5f}
.flash-err{background:#fdecec;color:#8f1d1d;border:1px solid #f5c6c6;border-left:4px solid #c0392b}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin-bottom:14px}
.stat{background:#fff;border:1px solid var(--line);border-radius:12px;padding:10px 12px;box-shadow:0 2px 8px rgba(60,20,20,.05)}
.stat .k{font-size:12px;color:var(--mut);line-height:1.3}
.stat .v{font-size:22px;font-weight:700;margin-top:2px}
.stat .v.red{color:var(--red)} .stat .v.green{color:var(--green)} .stat .v.maroon{color:var(--brand)}
/* Money (MD, 2026-10-28): Collected/Paid dark green, Due dark red (logo color). */
.green{color:var(--green)} .red{color:var(--red)} td.green a,td.red a{color:inherit}
.login-wrap{max-width:400px;margin:70px auto;background:#fff;border:1px solid var(--line);border-radius:16px;padding:30px;box-shadow:0 8px 30px rgba(60,20,20,.10);position:relative;overflow:hidden}
.login-wrap::before{content:"";position:absolute;top:0;left:0;right:0;height:5px;background:linear-gradient(90deg,var(--brand-d),var(--brand))}
.login-wrap h2{text-align:center;margin-top:0}
.login-logo{display:block;margin:0 auto 10px;width:86px;height:86px}
.foot{text-align:center;color:var(--mut);font-size:13px;padding:20px}
.foot b{color:var(--brand-d)}
details.rowedit summary{cursor:pointer;color:var(--brand-d);font-weight:600}
.inline-form{background:#faf8f7;border:1px dashed var(--line);border-radius:10px;padding:12px;margin-top:8px}

/* ---------- responsive ---------- */
@media(max-width:900px){
  .burger{display:block;margin-left:0;order:-1}
  .brand{order:0}
  .userbox{order:1;margin-left:auto;width:auto;justify-content:flex-end}
  .topbar nav{order:2;display:none;width:100%;flex-direction:column;align-items:stretch;background:rgba(0,0,0,.25);border-radius:10px;padding:8px;margin-left:0}
  .topbar nav.open{display:flex}
  .navdrop .menu{position:static;box-shadow:none;margin-top:4px}
  #userdrop .menu{position:absolute;box-shadow:0 10px 30px rgba(0,0,0,.22);margin-top:0}
}
@media(max-width:640px){.form .row2{grid-template-columns:1fr}table.grid{font-size:13px}.wrap{padding:0 10px 40px}}

/* ---------- mobile app feel ---------- */
@media(max-width:640px){
  .topbar{padding:10px 12px}
  .brand-logo{height:34px}
  .bt b{font-size:15px}
  .bt span{display:none}
  .stats{grid-template-columns:repeat(2,1fr);gap:8px}
  .stat{padding:8px 9px;border-radius:10px}
  .stat .k{font-size:10.5px;line-height:1.25}
  .stat .v{font-size:18px;margin-top:1px}
  /* dense summaries (Students & Teachers only): 4 columns on mobile */
  .stats.dense{grid-template-columns:repeat(4,1fr);gap:6px}
  .stats.dense .stat{padding:7px 6px}
  .stats.dense .stat .k{font-size:9.5px}
  .stats.dense .stat .v{font-size:16px}
  .card{padding:14px;margin:10px 0;border-radius:12px}
  .toolbar{flex-direction:column;align-items:stretch;gap:8px}
  .toolbar .btn, .toolbar input, .toolbar select{width:100%}
  .btn{padding:11px 16px;font-size:15px}
  input, select, textarea{font-size:16px !important;min-height:42px}
  /* tables keep their full needed width: columns are never squeezed and
     no text is cut — the table scrolls sideways on a narrow screen instead */
  .card{overflow-x:auto}
  table.grid{min-width:560px}
  table.grid th, table.grid td{padding:8px 7px;white-space:nowrap}
  table.grid td input, table.grid td select{min-height:38px}
  h2{font-size:19px}
  .noprint .btn{width:100%;margin-bottom:8px}
}

/* Teacher payment accounts — copy chips */
.acct-chip{display:inline-flex;align-items:center;gap:5px;background:#f3f4f6;border:1px solid #e5e7eb;border-radius:8px;padding:3px 8px;margin:2px 4px 2px 0;font-size:13px}
.acct-chip .acct-num{font-weight:600;letter-spacing:.2px}
.copy-btn{background:#7f1d2e;color:#fff;border:none;border-radius:6px;padding:3px 9px;font-size:12px;cursor:pointer;white-space:nowrap}
.copy-btn:hover{background:#991b1b}

/* Tables always scroll inside their card, at every screen width:
   the page itself never grows sideways because of a table, so the
   header always stays 100% of the device screen. */
@media screen{
  .card{overflow-x:auto}
  table.grid{min-width:560px}
}

/* Column width tuning (MD, 2026-10-30) — per-page targeted, not global */
table.grid th.col-weekly{white-space:normal;max-width:70px}
table.grid td.col-weekly{max-width:70px}