:root{
  --primary-color:#4318FF;
  --primary-700:#3412cc;
  --primary-50:#f3f1ff;

  --bg:#f6f7fb;
  --surface:#ffffff;
  --surface-2:#fbfbfd;
  --text:#111827;
  --muted:#6b7280;
  --border-color:#e5e7eb;

  --radius-sm:10px;
  --radius:16px;
  --shadow-sm:0 2px 10px rgba(17,24,39,.06);
  --shadow:0 18px 40px rgba(17,24,39,.10);

  --ring:0 0 0 .25rem rgba(67,24,255,.22);

  /* Bootstrap overrides */
  --bs-primary: var(--primary-color);
  --bs-primary-rgb: 67, 24, 255;
  --bs-link-color: var(--primary-color);
  --bs-link-hover-color: var(--primary-700);
  --bs-border-color: var(--border-color);
}

html,body{height:100%;}
body{
  background:var(--bg);
  color:var(--text);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

a{color:var(--primary-color); text-decoration:none;}
a:hover{color:var(--primary-700); text-decoration:underline;}

.card{
  border:1px solid var(--border-color);
  border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
}
.card-header{
  background:var(--surface);
  border-bottom:1px solid var(--border-color);
}

.btn-primary{
  background-color:var(--primary-color);
  border-color:var(--primary-color);
}
.btn-primary:hover,
.btn-primary:focus{
  background-color:var(--primary-700);
  border-color:var(--primary-700);
}
.btn-outline-primary{
  color:var(--primary-color);
  border-color:var(--primary-color);
}
.btn-outline-primary:hover{
  background-color:var(--primary-color);
  border-color:var(--primary-color);
}

.form-control,
.form-select{
  border-color:var(--border-color);
  border-radius:12px;
}
.form-control:focus,
.form-select:focus{
  border-color:var(--primary-color);
  box-shadow:var(--ring);
}

.dropdown-menu{
  border-radius:14px;
  border:1px solid var(--border-color);
  box-shadow:var(--shadow-sm);
  padding:.5rem;
}

.table{
  --bs-table-striped-bg: rgba(17,24,39,.03);
}
.table > :not(caption) > * > *{
  border-bottom-color:var(--border-color);
}

.badge{
  border-radius:999px;
  font-weight:600;
}

/* Auth (login/registro) */
.auth-page{
  background:
    radial-gradient(1000px 600px at 15% 10%, rgba(67,24,255,.14), transparent 60%),
    radial-gradient(900px 560px at 85% 20%, rgba(16,185,129,.10), transparent 55%),
    var(--bg);
}
.auth-shell{
  min-height:100%;
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 16px;
}
.auth-card{
  width:100%;
  max-width:420px;
  overflow:hidden;
}
.auth-card .card-header{
  background:linear-gradient(135deg, var(--primary-color), #6D28D9);
  color:#fff;
  border-bottom:none;
  padding:20px 22px;
  text-align:left;
}
.auth-title{
  display:flex;
  align-items:center;
  gap:12px;
}
.auth-title i{font-size:34px;}
.auth-card .card-body{padding:22px;}
.auth-actions .btn{width:100%; padding:10px 12px; border-radius:12px;}
.h-captcha{margin:14px 0; display:flex; justify-content:center;}

/* Navbar (quando existir) */
.navbar{
  box-shadow:0 6px 18px rgba(17,24,39,.08);
}
.navbar-brand{font-weight:700;}
.navbar-dark{
  background-color:var(--primary-color) !important;
}
.navbar-dark .navbar-nav .nav-link{
  color:rgba(255,255,255,.90);
  border-radius:12px;
}
.navbar-dark .navbar-nav .nav-link:hover{
  color:#fff;
  background-color:rgba(255,255,255,.12);
}
.navbar-dark .navbar-nav .nav-link.active{
  color:#fff;
  background-color:rgba(255,255,255,.16);
}

/* Page header */
.page-header{
  padding: 18px 0 10px;
  margin-bottom: 18px;
}
.page-header-row{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.page-kicker{
  font-size:.9rem;
  color:var(--muted);
  margin-bottom:8px;
}
.page-title-row{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.page-title{
  margin:0;
  font-size:1.6rem;
  font-weight:800;
  letter-spacing:-.02em;
}
.page-meta{display:flex; align-items:center; gap:8px;}
.page-subtitle{
  margin-top:4px;
  color:var(--muted);
  font-size:1rem;
}
.page-actions{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

/* Dark mode */
html[data-theme="dark"]{
  --bg:#0b1220;
  --surface:#0f172a;
  --surface-2:#111c33;
  --text:#e5e7eb;
  --muted:#9ca3af;
  --border-color:#24324a;
  --shadow-sm:0 2px 14px rgba(0,0,0,.25);
  --shadow:0 24px 60px rgba(0,0,0,.35);
  --ring:0 0 0 .25rem rgba(99,102,241,.25);

  --bs-body-bg: var(--bg);
  --bs-body-color: var(--text);
  --bs-border-color: var(--border-color);
}

html[data-theme="dark"] .dropdown-menu{
  background:var(--surface);
}

html[data-theme="dark"] .table{
  --bs-table-bg: transparent;
  --bs-table-color: var(--text);
  --bs-table-striped-bg: rgba(255,255,255,.04);
}