/* =====================================================================
   CloudNet Bishi Management System - Design System
   Theme: "Ledger" — ink navy + warm gold (coin/committee savings motif)
   ===================================================================== */

:root{
  --ink-900:#0e1b2c;
  --ink-800:#16263d;
  --ink-700:#1f3350;
  --gold-500:#c79a3c;
  --gold-400:#dab556;
  --gold-100:#f6ecd3;
  --paper-50:#f8f6f1;
  --paper-100:#f1ede4;
  --line:#e4ddcd;
  --success:#1c7c54;
  --warning:#b8860b;
  --danger:#b3261e;
  --info:#2563a8;
  --radius:10px;
  --shadow-sm:0 1px 3px rgba(14,27,44,0.08);
  --shadow-md:0 4px 16px rgba(14,27,44,0.10);
  --font-display:'Poppins',sans-serif;
  --font-body:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}

[data-bs-theme="dark"]{
  --paper-50:#0b1320;
  --paper-100:#101a2c;
  --line:#22324a;
  --gold-100:#2a2410;
}

*{box-sizing:border-box;}

body{
  font-family:var(--font-body);
  background:var(--paper-50);
  color:var(--ink-900);
  min-height:100vh;
}
[data-bs-theme="dark"] body{ color:#e8e6df; }

h1,h2,h3,h4,h5,h6,.font-display{ font-family:var(--font-display); font-weight:600; }

/* ---------- Top bar ---------- */
.app-topbar{
  background:var(--ink-900);
  color:#fff;
  padding:.6rem 1rem;
  box-shadow:var(--shadow-sm);
  z-index:1030;
}
.app-topbar .navbar-brand{ color:var(--gold-400); letter-spacing:.2px; }
.app-topbar .btn-icon{
  background:transparent;border:none;color:#e8e6df;width:38px;height:38px;
  border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
}
.app-topbar .btn-icon:hover{ background:rgba(255,255,255,0.08); }
.avatar-sm{ width:32px;height:32px;object-fit:cover;border:2px solid var(--gold-500); }

/* ---------- Layout ---------- */
.app-wrapper{ display:flex; min-height:calc(100vh - 56px); }
.app-sidebar{
  width:250px;flex-shrink:0;background:var(--ink-800);color:#cfd6e2;
  position:sticky;top:56px;height:calc(100vh - 56px);overflow-y:auto;
  transition:transform .25s ease;
}
.sidebar-inner{ display:flex;flex-direction:column;height:100%;justify-content:space-between; }
.app-sidebar .nav-link{
  color:#b9c2d4;padding:.75rem 1.25rem;border-left:3px solid transparent;
  display:flex;align-items:center;gap:.75rem;font-size:.92rem;
}
.app-sidebar .nav-link i{ width:18px;text-align:center;color:var(--gold-400); }
.app-sidebar .nav-link:hover{ background:rgba(255,255,255,.05); color:#fff; }
.app-sidebar .nav-link.active{
  background:var(--ink-700);color:#fff;border-left-color:var(--gold-500);font-weight:600;
}
.sidebar-footer{ border-top:1px solid rgba(255,255,255,.08); color:#7e8aa0; }

.app-main{ flex:1; min-width:0; padding:1.5rem; }

@media (max-width:991.98px){
  .app-sidebar{ position:fixed; left:0; top:56px; z-index:1020; transform:translateX(-100%); }
  .app-sidebar.show{ transform:translateX(0); box-shadow:var(--shadow-md); }
  .app-main{ padding:1rem; }
}

.app-footer{ background:var(--paper-100); border-top:1px solid var(--line); }

/* ---------- Cards ---------- */
.stat-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:1.1rem 1.25rem;box-shadow:var(--shadow-sm);position:relative;overflow:hidden;
}
[data-bs-theme="dark"] .stat-card{ background:var(--paper-100); }
.stat-card .stat-icon{
  width:42px;height:42px;border-radius:9px;display:flex;align-items:center;justify-content:center;
  background:var(--gold-100);color:var(--gold-500);font-size:1.1rem;
}
.stat-card .stat-value{ font-family:var(--font-display);font-size:1.6rem;font-weight:700; }
.stat-card .stat-label{ font-size:.8rem;color:#7c7567;text-transform:uppercase;letter-spacing:.4px; }

.card{ border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow-sm); }
[data-bs-theme="dark"] .card{ background:var(--paper-100); }
.card-header{ background:transparent;border-bottom:1px solid var(--line);font-family:var(--font-display);font-weight:600; }

/* ---------- Buttons ---------- */
.btn-gold{ background:var(--gold-500);border-color:var(--gold-500);color:#1a1404; font-weight:600; }
.btn-gold:hover{ background:var(--gold-400);border-color:var(--gold-400);color:#1a1404; }
.btn-ink{ background:var(--ink-900);border-color:var(--ink-900);color:#fff; }
.btn-ink:hover{ background:var(--ink-700);border-color:var(--ink-700);color:#fff; }

/* ---------- Tables ---------- */
.table-card{ border-radius:var(--radius);overflow:hidden; }
.table thead th{
  background:var(--ink-900);color:#fff;font-size:.78rem;text-transform:uppercase;
  letter-spacing:.4px;border:none;white-space:nowrap;
}
.table tbody tr:hover{ background:var(--gold-100); }

/* ---------- Auth pages ---------- */
.auth-shell{
  min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:linear-gradient(135deg,var(--ink-900) 0%,var(--ink-700) 55%,var(--gold-500) 150%);
  padding:1.5rem;
}
.auth-card{
  background:#fff;border-radius:16px;box-shadow:0 20px 60px rgba(0,0,0,.35);
  width:100%;max-width:960px;overflow:hidden;display:flex;
}
.auth-side{
  background:var(--ink-900);color:#fff;flex:1;padding:3rem 2.5rem;
  display:flex;flex-direction:column;justify-content:center;position:relative;
}
.auth-side h1{ font-size:1.6rem;color:var(--gold-400); }
.auth-coin{
  width:70px;height:70px;border-radius:50%;
  background:radial-gradient(circle at 35% 30%,var(--gold-400),var(--gold-500) 60%,#8a6a1e 100%);
  display:flex;align-items:center;justify-content:center;font-size:1.6rem;color:#1a1404;
  box-shadow:0 6px 20px rgba(199,154,60,.5); margin-bottom:1.25rem;
}
.auth-form{ flex:1;padding:3rem 2.5rem; }
@media (max-width:767.98px){
  .auth-card{ flex-direction:column; }
  .auth-side{ padding:2rem; }
  .auth-form{ padding:2rem; }
}
.role-tabs .nav-link{
  border-radius:8px;color:var(--ink-900);font-weight:600;border:1px solid var(--line);margin-right:.4rem;
}
.role-tabs .nav-link.active{ background:var(--ink-900);color:#fff;border-color:var(--ink-900); }

/* ---------- Misc ---------- */
.badge{ font-weight:600;font-size:.72rem; }
.required:after{ content:" *"; color:var(--danger); }
.empty-state{ text-align:center;padding:3rem 1rem;color:#8a8273; }
.empty-state i{ font-size:2.5rem;color:var(--line);margin-bottom:.75rem; }

/* ---------- Landing Page ---------- */
.landing-shell{ background:var(--paper-50); }
.landing-nav{ background:var(--ink-900); }
.landing-hero{
  background:linear-gradient(135deg,var(--ink-900) 0%,var(--ink-700) 55%,var(--gold-500) 150%);
  padding-bottom:2rem;
}
.landing-hero .auth-coin{ width:80px;height:80px;font-size:1.8rem; }
.role-card{ transition:transform .15s ease, box-shadow .15s ease; }
.role-card:hover{ transform:translateY(-4px); box-shadow:var(--shadow-md); }
.landing-features{ background:var(--paper-100); }
.feature-item{ text-align:center; padding:1rem; }
.feature-item i{ font-size:1.8rem;color:var(--gold-500);margin-bottom:.75rem;display:block; }
.landing-footer{ background:var(--ink-900); }