/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --blue: #1a3a8f;
  --blue-mid: #2453b0;
  --blue-light: #3d6fd4;
  --blue-pale: #e8eef8;
  --gray-dark: #6b7280;
  --gray: #9ca3af;
  --gray-light: #e5e7eb;
  --gray-bg: #f4f6fb;
  --white: #ffffff;
  --danger: #dc2626;
  --success: #16a34a;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.08), 0 1px 2px rgba(0,0,0,.06);
  --shadow-md: 0 4px 16px rgba(26,58,143,.12);
  --shadow-lg: 0 12px 40px rgba(26,58,143,.18);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: .22s cubic-bezier(.4,0,.2,1);
}

html { scroll-behavior: smooth; }
body { font-family: 'Segoe UI', system-ui, sans-serif; background: var(--gray-bg); color: #1e293b; -webkit-font-smoothing: antialiased; }

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--gray-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--gray); }

/* ═══════════════════════════════════════
   LOGIN
═══════════════════════════════════════ */
.login-bg {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #0d1f5c 0%, #1a3a8f 40%, #2453b0 70%, #3d6fd4 100%);
}

/* Animated background shapes */
.login-bg::before, .login-bg::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  opacity: .08;
  animation: float 8s ease-in-out infinite;
}
.login-bg::before {
  width: 600px; height: 600px;
  background: var(--white);
  top: -200px; right: -150px;
}
.login-bg::after {
  width: 400px; height: 400px;
  background: var(--white);
  bottom: -150px; left: -100px;
  animation-delay: -4s;
}

/* Parallelogram decorators (mimic logo strips) */
.bg-strip {
  position: absolute;
  width: 80px; height: 100%;
  background: rgba(255,255,255,.04);
  transform: skewX(-15deg);
  animation: slide-strip 12s ease-in-out infinite alternate;
}
.bg-strip:nth-child(1) { left: 15%; animation-delay: 0s; }
.bg-strip:nth-child(2) { left: 35%; background: rgba(255,255,255,.03); animation-delay: -4s; }
.bg-strip:nth-child(3) { left: 60%; animation-delay: -8s; }

@keyframes float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-30px) scale(1.05); }
}
@keyframes slide-strip {
  0% { transform: skewX(-15deg) translateX(0); }
  100% { transform: skewX(-15deg) translateX(20px); }
}

.login-card {
  background: var(--white);
  border-radius: 20px;
  padding: 44px 40px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 24px 60px rgba(0,0,0,.25), 0 0 0 1px rgba(255,255,255,.1);
  position: relative;
  z-index: 1;
  animation: card-in .5s cubic-bezier(.34,1.56,.64,1) both;
}
@keyframes card-in {
  from { opacity: 0; transform: translateY(30px) scale(.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

.login-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
}
.login-logo img {
  height: 56px;
  object-fit: contain;
  animation: logo-in .6s cubic-bezier(.34,1.56,.64,1) .1s both;
}
@keyframes logo-in {
  from { opacity: 0; transform: scale(.8); }
  to   { opacity: 1; transform: scale(1); }
}

.login-title {
  text-align: center;
  margin-bottom: 28px;
}
.login-title h1 { font-size: 1.25rem; font-weight: 700; color: var(--blue); }
.login-title p  { font-size: .85rem; color: var(--gray-dark); margin-top: 4px; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: .82rem; font-weight: 600; color: #374151; margin-bottom: 6px; letter-spacing: .01em; }
.form-group input {
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--gray-light);
  border-radius: var(--radius-sm);
  font-size: .95rem; font-family: inherit;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
  background: #fafafa;
}
.form-group input:focus {
  border-color: var(--blue-mid);
  box-shadow: 0 0 0 3px rgba(36,83,176,.12);
  background: var(--white);
}

.btn-login {
  width: 100%; padding: 12px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
  color: var(--white); border: none; border-radius: var(--radius-sm);
  font-size: 1rem; font-weight: 700; cursor: pointer; letter-spacing: .02em;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  margin-top: 4px;
  box-shadow: 0 4px 14px rgba(26,58,143,.35);
}
.btn-login:hover  { transform: translateY(-1px); box-shadow: 0 6px 20px rgba(26,58,143,.45); filter: brightness(1.08); }
.btn-login:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(26,58,143,.3); }

.error-msg { color: var(--danger); font-size: .83rem; margin-top: 10px; text-align: center; animation: shake .4s ease; }
@keyframes shake {
  0%,100% { transform: translateX(0); }
  20%,60% { transform: translateX(-6px); }
  40%,80% { transform: translateX(6px); }
}

/* ═══════════════════════════════════════
   APP LAYOUT
═══════════════════════════════════════ */
.layout { display: flex; min-height: 100vh; }

/* ── Mobile nav toggle ── */
.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  color: var(--blue); padding: 4px;
}
.nav-toggle svg { width: 24px; height: 24px; display: block; }

/* Overlay for mobile sidebar */
.sidebar-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,.45);
  z-index: 99;
}
.sidebar-overlay.open { display: block; }

/* ── Sidebar ── */
.sidebar {
  width: 245px; flex-shrink: 0;
  background: linear-gradient(180deg, #0d1f5c 0%, #1a3a8f 60%, #1e3fa0 100%);
  display: flex; flex-direction: column;
  position: relative; overflow: hidden;
}
/* subtle animated gradient overlay */
.sidebar::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,.03) 0%, transparent 60%);
  pointer-events: none;
}
/* decorative strip */
.sidebar::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0; right: 0;
  width: 3px;
  background: linear-gradient(180deg, transparent, rgba(255,255,255,.15), transparent);
}

.sidebar-logo {
  padding: 24px 22px 16px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.sidebar-logo img {
  display: block;
  max-width: 100%;
  max-height: 44px;
  object-fit: contain;
  background: #fff;
  border-radius: 6px;
  padding: 5px 10px;
  transition: transform var(--transition);
}
.sidebar-logo img:hover { transform: scale(1.02); }
.sidebar-logo .empresa {
  font-size: .7rem; color: rgba(255,255,255,.5);
  margin-top: 6px; letter-spacing: .04em; text-transform: uppercase;
}

.sidebar nav { flex: 1; padding: 12px 10px; }
.sidebar nav a {
  display: flex; align-items: center; gap: 11px;
  padding: 10px 14px;
  color: rgba(255,255,255,.65);
  text-decoration: none; font-size: .875rem; font-weight: 500;
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative; margin-bottom: 2px;
}
.sidebar nav a svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform var(--transition); }
.sidebar nav a:hover {
  background: rgba(255,255,255,.1);
  color: var(--white);
  transform: translateX(3px);
}
.sidebar nav a:hover svg { transform: scale(1.15); }
.sidebar nav a.active {
  background: rgba(255,255,255,.15);
  color: var(--white);
  box-shadow: inset 3px 0 0 rgba(255,255,255,.6);
  font-weight: 600;
}
.sidebar nav a.active svg { color: #7eb3ff; }

.sidebar-footer {
  padding: 14px 16px;
  border-top: 1px solid rgba(255,255,255,.08);
}
.sidebar-footer .email {
  font-size: .75rem; color: rgba(255,255,255,.45);
  margin-bottom: 10px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
  display: flex; align-items: center; gap: 6px;
}
.sidebar-footer .email svg { width: 14px; height: 14px; flex-shrink: 0; }
.btn-logout {
  width: 100%; padding: 9px;
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.75); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-sm); font-size: .82rem; cursor: pointer;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
  display: flex; align-items: center; justify-content: center; gap: 7px;
}
.btn-logout:hover { background: rgba(220,38,38,.25); color: #fca5a5; border-color: rgba(220,38,38,.3); }

/* ── Main area ── */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; min-width: 0; }

.topbar {
  background: var(--white);
  padding: 16px 28px;
  border-bottom: 1px solid var(--gray-light);
  display: flex; align-items: center; justify-content: space-between;
  box-shadow: var(--shadow-sm);
  position: sticky; top: 0; z-index: 10;
}
.topbar h1 { font-size: 1.15rem; font-weight: 700; color: var(--blue); }
.topbar-meta { font-size: .82rem; color: var(--gray-dark); display: flex; align-items: center; gap: 8px; }

.content { padding: 28px; overflow-y: auto; flex: 1; }

/* ── Cards ── */
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
  margin-bottom: 22px;
  border: 1px solid rgba(229,231,235,.7);
  animation: fade-up .35s cubic-bezier(.4,0,.2,1) both;
  transition: box-shadow var(--transition);
}
.card:hover { box-shadow: var(--shadow-md); }
@keyframes fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}
.card:nth-child(2) { animation-delay: .05s; }
.card:nth-child(3) { animation-delay: .1s; }

.card-header {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 20px; padding-bottom: 14px;
  border-bottom: 1px solid var(--gray-light);
}
.card-header h2 { font-size: 1rem; font-weight: 700; color: var(--blue); }
.card-icon {
  width: 36px; height: 36px; border-radius: 9px;
  background: var(--blue-pale); display: flex; align-items: center; justify-content: center;
}
.card-icon svg { width: 18px; height: 18px; color: var(--blue-mid); }

/* ── Home stats ── */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 22px; }
.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  border: 1px solid var(--gray-light);
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  animation: fade-up .35s cubic-bezier(.4,0,.2,1) both;
  text-decoration: none;
}
.stat-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); border-color: var(--blue-light); }
.stat-card .stat-icon {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--blue-pale); display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px; transition: transform var(--transition);
}
.stat-card:hover .stat-icon { transform: scale(1.1) rotate(-3deg); }
.stat-card .stat-icon svg { width: 22px; height: 22px; color: var(--blue-mid); }
.stat-card .stat-num { font-size: 2rem; font-weight: 800; color: var(--blue); line-height: 1; }
.stat-card .stat-label { font-size: .8rem; color: var(--gray-dark); margin-top: 4px; }

/* ── Forms ── */
@media (max-width: 480px) {
  .topbar { padding: 12px 16px; }
  .topbar h1 { font-size: 1rem; }
  .content { padding: 14px; }
  .card { padding: 16px; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .stat-card { padding: 14px; }
  .stat-card .stat-num { font-size: 1.6rem; }
  .form-row, .form-row.three { grid-template-columns: 1fr; }
  .btn-primary { width: 100%; justify-content: center; }
  th, td { padding: 8px 10px; font-size: .78rem; }
}

@media (max-width: 768px) {
  /* Sidebar becomes a drawer */
  .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform .28s cubic-bezier(.4,0,.2,1);
    width: 260px;
  }
  .sidebar.open { transform: translateX(0); }

  .nav-toggle { display: flex; }

  .main { width: 100%; overflow-x: hidden; }

  .topbar { padding: 13px 16px; }
  .topbar h1 { font-size: 1rem; }
  .content { padding: 16px; }

  .form-row.three { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .sidebar { width: 210px; }
  .content { padding: 20px; }
  .form-row.three { grid-template-columns: 1fr 1fr; }
}

.section-label {
  font-size: .72rem; font-weight: 700; color: var(--gray-dark);
  text-transform: uppercase; letter-spacing: .06em;
  margin-bottom: 14px; padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-light);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 14px; }
.form-row.full { grid-template-columns: 1fr; }
.form-row.three { grid-template-columns: 1fr 1fr 1fr; }
.field label { display: block; font-size: .8rem; font-weight: 600; color: #374151; margin-bottom: 5px; }
.field input, .field textarea, .field select {
  width: 100%; padding: 9px 12px;
  border: 1.5px solid var(--gray-light); border-radius: var(--radius-sm);
  font-size: .9rem; font-family: inherit; outline: none;
  background: #fafafa; color: #1e293b;
  transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}
.field input:focus, .field textarea:focus, .field select:focus {
  border-color: var(--blue-mid);
  box-shadow: 0 0 0 3px rgba(36,83,176,.1);
  background: var(--white);
}
.field textarea { resize: vertical; min-height: 72px; }

.form-section {
  background: var(--gray-bg);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin-bottom: 16px;
  border: 1px solid var(--gray-light);
}

/* ── Buttons ── */
.btn-primary {
  padding: 10px 24px;
  background: linear-gradient(135deg, var(--blue) 0%, var(--blue-mid) 100%);
  color: var(--white); border: none; border-radius: var(--radius-sm);
  font-size: .9rem; font-weight: 700; cursor: pointer;
  box-shadow: 0 3px 10px rgba(26,58,143,.3);
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  display: inline-flex; align-items: center; gap: 7px;
}
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 5px 16px rgba(26,58,143,.4); filter: brightness(1.08); }
.btn-primary:active { transform: translateY(0); }

.btn-view {
  padding: 5px 11px; background: var(--blue-pale); color: var(--blue-mid);
  border: 1px solid rgba(36,83,176,.2); border-radius: 6px; font-size: .8rem;
  cursor: pointer; transition: background var(--transition), color var(--transition);
}
.btn-view:hover { background: var(--blue-mid); color: var(--white); }

.btn-danger {
  padding: 5px 11px; background: #fef2f2; color: var(--danger);
  border: 1px solid rgba(220,38,38,.2); border-radius: 6px; font-size: .8rem;
  cursor: pointer; transition: background var(--transition), color var(--transition);
}
.btn-danger:hover { background: var(--danger); color: var(--white); }

/* ── Table ── */
.table-wrap { overflow-x: auto; border-radius: var(--radius-sm); }
table { width: 100%; border-collapse: collapse; font-size: .875rem; }
thead tr { background: var(--blue); }
th { padding: 11px 14px; text-align: left; font-weight: 600; color: var(--white); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; }
th:first-child { border-radius: var(--radius-sm) 0 0 0; }
th:last-child { border-radius: 0 var(--radius-sm) 0 0; }
td { padding: 11px 14px; border-bottom: 1px solid var(--gray-light); color: #374151; vertical-align: middle; }
tbody tr {
  transition: background var(--transition), transform var(--transition);
  animation: row-in .3s ease both;
}
@keyframes row-in {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}
tbody tr:nth-child(1) { animation-delay: .02s; }
tbody tr:nth-child(2) { animation-delay: .04s; }
tbody tr:nth-child(3) { animation-delay: .06s; }
tbody tr:nth-child(4) { animation-delay: .08s; }
tbody tr:nth-child(5) { animation-delay: .10s; }
tbody tr:hover { background: var(--blue-pale); }
tbody tr:last-child td { border-bottom: none; }
.td-actions { white-space: nowrap; display: flex; gap: 6px; }

.badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 3px 9px; border-radius: 20px;
  font-size: .73rem; font-weight: 600;
}
.badge-blue { background: var(--blue-pale); color: var(--blue-mid); }
.badge-gray { background: #f1f5f9; color: #475569; }

/* ── Alerts ── */
.alert {
  padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 18px;
  font-size: .875rem; display: flex; align-items: center; gap: 10px;
  animation: fade-up .25s ease both;
}
.alert-success { background: #f0fdf4; color: var(--success); border: 1px solid #bbf7d0; }
.alert-error   { background: #fef2f2; color: var(--danger); border: 1px solid #fecaca; }

/* ── States ── */
.loading {
  text-align: center; color: var(--gray); padding: 40px 20px;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.spinner {
  width: 28px; height: 28px; border: 3px solid var(--gray-light);
  border-top-color: var(--blue-mid); border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.empty { text-align: center; color: var(--gray); padding: 40px 20px; font-size: .9rem; }