/* ============================================================
   HRMS — "Personnel Ledger" design system
   Ink rail · paper canvas · teal accent · serif titles · mono figures
   ============================================================ */

:root{
  --ink:#0c1413;
  --ink-2:#13211f;
  --ink-line:rgba(255,255,255,.07);
  --paper:#f3f5f3;
  --card:#ffffff;
  --text:#13201e;
  --muted:#637270;
  --line:#e4e8e6;
  --teal:#0f766e;
  --teal-bright:#14b8a6;
  --teal-ink:#0b5650;
  --teal-wash:#e9f4f2;
  --amber:#b45309;  --amber-wash:#fbf0df;
  --rose:#be123c;   --rose-wash:#fbe7ec;
  --blue:#1d4ed8;   --blue-wash:#e6ecfb;
  --slate-wash:#eef1f0;
  --shadow:0 1px 2px rgba(16,32,30,.05), 0 12px 28px -16px rgba(16,32,30,.22);
  --radius:14px;
  --font-display:"Fraunces",Georgia,"Times New Roman",serif;
  --font-ui:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif;
  --font-mono:"Space Mono",ui-monospace,SFMono-Regular,Menlo,monospace;

  /* Bootstrap variable overrides */
  --bs-primary:#0f766e;
  --bs-primary-rgb:15,118,110;
  --bs-body-color:#13201e;
  --bs-body-font-family:var(--font-ui);
  --bs-link-color:#0b5650;
  --bs-border-color:#e4e8e6;
}

*{ box-sizing:border-box; }

body{
  font-family:var(--font-ui);
  color:var(--text);
  background:var(--paper);
  font-feature-settings:"cv05","ss01";
  -webkit-font-smoothing:antialiased;
  letter-spacing:-.005em;
}

h1,h2,h3,h4,h5,h6{ font-family:var(--font-display); font-weight:500; letter-spacing:-.01em; color:#0e1c1a; }

.num,.mono{ font-family:var(--font-mono); font-variant-numeric:tabular-nums; }
.eyebrow{
  font-family:var(--font-display);
  font-size:.7rem; font-weight:600;
  text-transform:uppercase; letter-spacing:.18em;
  color:var(--teal-ink);
}
.text-muted{ color:var(--muted)!important; }

/* ---------------- App shell ---------------- */
.app{ min-height:100vh; }
@media (min-width:992px){
  .app{ display:grid; grid-template-columns:264px 1fr; }
}

.sidebar{
  background:linear-gradient(180deg,var(--ink) 0%, #0a1110 100%);
  color:#cdd8d6;
  width:264px;
  border-right:1px solid var(--ink-line);
  position:fixed; top:0; bottom:0; left:0; z-index:1045;
  overflow-y:auto;
  transform:translateX(-100%);
  transition:transform .25s ease;
}
.sidebar.open{ transform:none; }
@media (min-width:992px){
  .sidebar{ position:sticky; top:0; height:100vh; transform:none; }
}
.sb-backdrop{
  position:fixed; inset:0; background:rgba(8,16,15,.45); z-index:1040;
  opacity:0; visibility:hidden; transition:opacity .2s ease;
}
.sb-backdrop.show{ opacity:1; visibility:visible; }
@media (min-width:992px){ .sb-backdrop{ display:none; } }
.sidebar .brand{
  display:flex; align-items:center; gap:.6rem;
  padding:1.4rem 1.4rem 1rem;
  color:#fff;
}
.sidebar .brand .mark{
  width:34px; height:34px; border-radius:9px;
  display:grid; place-items:center;
  background:var(--teal); color:#fff;
  font-family:var(--font-display); font-weight:600; font-size:1.05rem;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.12);
}
.sidebar .brand .name{ font-family:var(--font-display); font-size:1.18rem; font-weight:600; }
.sidebar .brand .name small{ display:block; font-family:var(--font-ui); font-size:.62rem; letter-spacing:.16em; text-transform:uppercase; color:#6f817e; font-weight:600; }

.nav-section{
  padding:1.1rem 1.45rem .35rem;
  font-size:.64rem; font-weight:700; letter-spacing:.16em; text-transform:uppercase;
  color:#5d6e6b;
}
.side-link{
  display:flex; align-items:center; gap:.7rem;
  margin:.1rem .7rem; padding:.55rem .75rem;
  border-radius:9px;
  color:#b6c2c0; text-decoration:none;
  font-size:.92rem; font-weight:500;
  transition:background .15s ease,color .15s ease;
}
.side-link i{ font-size:1.05rem; width:1.2rem; text-align:center; color:#7c8d8a; transition:color .15s; }
.side-link:hover{ background:rgba(255,255,255,.05); color:#fff; }
.side-link:hover i{ color:#cdd8d6; }
.side-link.active{ background:var(--teal); color:#fff; box-shadow:0 6px 16px -8px rgba(20,184,166,.6); }
.side-link.active i{ color:#fff; }

/* ---------------- Topbar ---------------- */
.topbar{
  position:sticky; top:0; z-index:20;
  display:flex; align-items:center; gap:1rem;
  padding:.85rem 1.6rem;
  background:rgba(243,245,243,.85);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line);
}
.topbar .page-title{ font-family:var(--font-display); font-size:1.32rem; font-weight:500; margin:0; }
.topbar .menu-btn{ border:1px solid var(--line); background:#fff; border-radius:9px; width:40px; height:40px; }

.userchip{
  display:flex; align-items:center; gap:.6rem;
  background:#fff; border:1px solid var(--line); border-radius:999px;
  padding:.28rem .55rem .28rem .3rem; cursor:pointer;
}
.avatar{
  width:32px; height:32px; border-radius:50%;
  display:grid; place-items:center;
  background:var(--teal-wash); color:var(--teal-ink);
  font-weight:600; font-size:.8rem; font-family:var(--font-mono);
}
.userchip .meta{ line-height:1.1; }
.userchip .meta b{ font-size:.82rem; font-weight:600; }
.userchip .meta span{ font-size:.68rem; color:var(--muted); }

.content{ padding:1.6rem; max-width:1240px; }
@media (min-width:992px){ .content{ padding:1.9rem 2.2rem; } }

/* ---------------- Cards ---------------- */
.card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.card .card-body{ padding:1.25rem 1.35rem; }
.card-title{ font-family:var(--font-display); }

/* ---------------- Ledger stat cards ---------------- */
.stat{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:1.1rem 1.15rem 1.1rem 1.35rem;
  box-shadow:var(--shadow);
  overflow:hidden;
  transition:transform .18s ease, box-shadow .18s ease;
  height:100%;
}
.stat::before{
  content:""; position:absolute; left:0; top:14px; bottom:14px; width:4px;
  border-radius:0 4px 4px 0; background:var(--teal);
}
.stat.amber::before{ background:var(--amber); }
.stat.rose::before{ background:var(--rose); }
.stat.blue::before{ background:var(--blue); }
.stat.slate::before{ background:#64748b; }
.stat:hover{ transform:translateY(-2px); box-shadow:0 1px 2px rgba(16,32,30,.06),0 18px 34px -18px rgba(16,32,30,.28); }
.stat .label{ display:flex; align-items:center; gap:.45rem; font-size:.72rem; font-weight:600; text-transform:uppercase; letter-spacing:.1em; color:var(--muted); }
.stat .label i{ font-size:.95rem; color:var(--teal-ink); }
.stat .value{ font-family:var(--font-mono); font-variant-numeric:tabular-nums; font-size:2.05rem; line-height:1.1; margin-top:.45rem; color:#0e1c1a; }
.stat .foot{ font-size:.76rem; color:var(--muted); margin-top:.2rem; }

/* ---------------- Tables (ledger) ---------------- */
.table{ --bs-table-bg:transparent; color:var(--text); margin:0; }
.table thead th{
  font-family:var(--font-ui);
  font-size:.7rem; font-weight:700; text-transform:uppercase; letter-spacing:.07em;
  color:var(--muted);
  background:var(--slate-wash);
  border-bottom:1px solid var(--line);
  padding:.7rem .9rem; white-space:nowrap;
}
.table tbody td{ padding:.72rem .9rem; border-bottom:1px solid var(--line); vertical-align:middle; }
.table tbody tr:last-child td{ border-bottom:0; }
.table-hover tbody tr:hover{ background:#fbfdfc; }
.table td .num, .table td:has(>.fw-bold){ font-variant-numeric:tabular-nums; }
.card > .table-responsive{ border-radius:var(--radius); overflow:hidden; }

/* ---------------- Buttons ---------------- */
.btn{ font-weight:600; border-radius:10px; padding:.5rem .95rem; font-size:.9rem; letter-spacing:-.01em; transition:transform .12s ease, box-shadow .15s ease, background .15s; }
.btn:active{ transform:translateY(1px); }
.btn-sm{ padding:.32rem .6rem; font-size:.8rem; border-radius:8px; }
.btn-primary{ background:var(--teal); border-color:var(--teal); box-shadow:0 8px 18px -10px rgba(15,118,110,.7); }
.btn-primary:hover{ background:var(--teal-ink); border-color:var(--teal-ink); }
.btn-success{ background:#15803d; border-color:#15803d; }
.btn-success:hover{ background:#126a33; border-color:#126a33; }
.btn-outline-primary{ color:var(--teal-ink); border-color:var(--teal); }
.btn-outline-primary:hover{ background:var(--teal); border-color:var(--teal); }
.btn-outline-secondary{ color:#475569; border-color:var(--line); background:#fff; }
.btn-outline-secondary:hover{ background:var(--slate-wash); color:#1f2937; border-color:#cbd5d3; }
.btn-outline-danger{ color:var(--rose); border-color:#f3c2cd; }
.btn-outline-danger:hover{ background:var(--rose); border-color:var(--rose); }
.btn-link{ color:var(--teal-ink); text-decoration:none; font-weight:600; }
.btn-link:hover{ color:var(--teal); text-decoration:underline; }

/* ---------------- Forms ---------------- */
.form-label{ font-size:.8rem; font-weight:600; color:#33433f; margin-bottom:.3rem; }
.form-control,.form-select{ border:1px solid var(--line); border-radius:10px; padding:.55rem .75rem; font-size:.92rem; background:#fff; color:var(--text); }
.form-control:focus,.form-select:focus{ border-color:var(--teal-bright); box-shadow:0 0 0 3px rgba(20,184,166,.18); }
.form-check-input:checked{ background-color:var(--teal); border-color:var(--teal); }
textarea.form-control{ min-height:88px; }

/* ---------------- Badges (soft, pill) ---------------- */
.badge{ font-weight:600; font-size:.72rem; letter-spacing:.01em; padding:.35em .7em; border-radius:999px; }
.badge.bg-secondary{ background:var(--slate-wash)!important; color:#3f4d4a!important; }
.badge.bg-info{ background:var(--blue-wash)!important; color:var(--blue)!important; }
.badge.bg-warning{ background:var(--amber-wash)!important; color:var(--amber)!important; }
.badge.bg-success{ background:#e3f3e8!important; color:#15803d!important; }
.badge.bg-danger{ background:var(--rose-wash)!important; color:var(--rose)!important; }
.badge.bg-primary{ background:var(--teal-wash)!important; color:var(--teal-ink)!important; }
.badge.bg-dark{ background:#e3e8e6!important; color:#27332f!important; }

/* ---------------- Alerts (flash) ---------------- */
.alert{ border:1px solid transparent; border-radius:12px; padding:.8rem 1rem; font-size:.9rem; display:flex; align-items:center; gap:.6rem; }
.alert-success{ background:#e9f6ee; border-color:#bfe3cc; color:#15643a; }
.alert-danger{ background:var(--rose-wash); border-color:#f1c4cf; color:#9f1239; }

/* ---------------- Description list (details) ---------------- */
dl.row dt{ color:var(--muted); font-weight:600; font-size:.86rem; padding-top:.55rem; }
dl.row dd{ padding-top:.55rem; font-size:.94rem; }

.list-group-item{ border-color:var(--line); }

/* ---------------- Auth ---------------- */
.auth{ min-height:100vh; display:grid; grid-template-columns:1fr; }
@media (min-width:900px){ .auth{ grid-template-columns:1.05fr .95fr; } }
.auth-aside{
  display:none; position:relative; overflow:hidden;
  background:linear-gradient(160deg,#0c1413,#13322e 60%,#0f766e);
  color:#dfeae8; padding:3rem;
}
@media (min-width:900px){ .auth-aside{ display:flex; flex-direction:column; justify-content:space-between; } }
.auth-aside .mark{ width:46px;height:46px;border-radius:12px;background:var(--teal);display:grid;place-items:center;font-family:var(--font-display);font-size:1.4rem;color:#fff; }
.auth-aside h1{ color:#fff; font-size:2.4rem; line-height:1.1; max-width:11ch; }
.auth-aside .lede{ color:#9fb3b0; max-width:38ch; }
.auth-aside .ruled{ font-family:var(--font-mono); font-size:.78rem; color:#7e928f; border-top:1px solid rgba(255,255,255,.12); padding-top:1rem; }
.auth-main{ display:grid; place-items:center; padding:2rem; }
.auth-card{ width:100%; max-width:380px; }
.auth-card h2{ font-size:1.6rem; }

/* ---------------- A11y / motion ---------------- */
a, .side-link, .btn, .userchip{ outline:none; }
:focus-visible{ outline:2px solid var(--teal-bright); outline-offset:2px; border-radius:6px; }
@media (prefers-reduced-motion:reduce){ *{ transition:none!important; animation:none!important; } }

/* subtle content entrance */
.content > *{ animation:rise .35s ease both; }
@keyframes rise{ from{ opacity:0; transform:translateY(6px);} to{ opacity:1; transform:none; } }

/* ---------------- Mobile refinements ---------------- */
@media (max-width:991px){
  .sidebar{ width:min(264px,86vw); }
  .content{ padding:1.05rem .9rem 2.2rem; }
  .topbar{ padding:.65rem .9rem; gap:.55rem; }
  .topbar .page-title{ font-size:1.1rem; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }
  .card .card-body{ padding:1rem 1.05rem; }
  .stat{ padding:.95rem 1rem .95rem 1.15rem; }
  .stat .value{ font-size:1.7rem; }
  .table-responsive{ -webkit-overflow-scrolling:touch; }
  .table thead th{ padding:.6rem .7rem; }
  .table tbody td{ padding:.62rem .7rem; }
  h3{ font-size:1.3rem; }
}
@media (max-width:575px){
  .content{ padding:.85rem .7rem 2.2rem; }
  .stat .value{ font-size:1.55rem; }
  .btn{ padding:.5rem .8rem; }            /* keep a comfortable tap target */
  .btn-sm{ padding:.4rem .6rem; font-size:.82rem; }
  /* action clusters wrap instead of overflowing the screen */
  .d-flex.gap-2.flex-wrap{ row-gap:.5rem; }
}