/* ── Variables ── */
:root {
  --bg: #0a0a0c;
  --bg2: #121216;
  --bg3: #18181d;
  --border: #232329;
  --border-hover: #3a3a44;
  --text: #e8e8ec;
  --text-muted: #8b8b96;
  --primary: #7c8cff;
  --primary-hover: #6875e0;
  --success: #00c896;
  --warning: #ffc107;
  --danger: #ff4757;
  --info: #3dc4f5;
  --radius: 14px;
  --shadow: 0 4px 20px rgba(0,0,0,.4);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

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

/* ── Navbar ── */
.navbar {
  display: flex;
  align-items: center;
  padding: 0 24px;
  height: 60px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  gap: 24px;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 18px;
}

.brand-icon { width: 22px; height: 22px; color: var(--primary); display: inline-flex; }
.brand-icon svg { width: 100%; height: 100%; }

.nav-links {
  display: flex;
  gap: 4px;
  flex: 1;
}

.nav-links a {
  padding: 6px 14px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 14px;
  transition: background .15s, color .15s;
}

.nav-links a:hover, .nav-links a.active {
  background: var(--bg3);
  color: var(--text);
  text-decoration: none;
}

.nav-user {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}

.username { color: var(--text-muted); }

.btn-logout {
  padding: 5px 12px;
  border-radius: 6px;
  background: var(--bg3);
  color: var(--text);
  font-size: 13px;
}

/* ── Main content ── */
.main-content {
  max-width: 1200px;
  margin: 0 auto;
  padding: 32px 24px;
}

/* ── Page header ── */
.page-header {
  margin-bottom: 32px;
}

.page-header h1 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 6px;
}

.subtitle { color: var(--text-muted); font-size: 15px; }

/* ── Cards ── */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 20px;
  margin-bottom: 32px;
}

.cards-grid-4 { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  box-shadow: var(--shadow);
  transition: transform .15s, border-color .15s;
}

.card:hover { transform: translateY(-2px); }
.card-primary { border-color: var(--primary); }
.card-success { border-color: var(--success); }
.card-warning { border-color: var(--warning); }
.card-info { border-color: var(--info); }
.card-muted { border-color: var(--border); }

.card-icon { width: 32px; height: 32px; color: var(--primary); margin-bottom: 8px; }
.card-icon svg { width: 100%; height: 100%; }
.card-body h3 { font-size: 13px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .5px; margin-bottom: 6px; }
.card-value { font-size: 24px; font-weight: 700; }
.card-sub { font-size: 13px; color: var(--text-muted); margin-top: 4px; }

/* .card se reutiliza como panel generico (formularios, calendario) ademas de tarjeta de stat con icono; sin esto el contenido se encoge al ancho minimo dentro del flex */
.card > form,
.card > #calendar,
.card > .card-body:only-child {
  width: 100%;
}

/* ── Sections ── */
.section { margin-bottom: 36px; }
.section h2 { font-size: 18px; font-weight: 600; margin-bottom: 16px; color: var(--text); }
.section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 7px;
  border: none;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  transition: background .15s, transform .1s;
  background: var(--bg3);
  color: var(--text);
  text-decoration: none;
}
.btn:hover { background: #1e1e24; transform: translateY(-1px); text-decoration: none; }
.btn-primary { background: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-success { background: var(--success); color: #000; }
.btn-warning { background: var(--warning); color: #000; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-secondary { background: var(--bg3); }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn-large { padding: 14px 28px; font-size: 16px; }
.btn-full { width: 100%; justify-content: center; }
.mt-2 { margin-top: 12px; }

/* ── Forms ── */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--text-muted); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select {
  width: 100%;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 10px 14px;
  color: var(--text);
  font-size: 14px;
  transition: border-color .15s;
}
.form-group input:focus, .form-group textarea:focus {
  outline: none;
  border-color: var(--primary);
}
.form-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 16px; }
.form-inline { display: flex; flex-wrap: wrap; gap: 16px; align-items: flex-end; }
.form-inline .form-group { flex: 1; min-width: 180px; margin-bottom: 0; }

/* ── Tables ── */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); border: 1px solid var(--border); }
.table { width: 100%; border-collapse: collapse; }
.table th {
  background: var(--bg2);
  padding: 12px 16px;
  text-align: left;
  font-size: 13px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: .4px;
  border-bottom: 1px solid var(--border);
}
.table td {
  padding: 12px 16px;
  font-size: 14px;
  border-bottom: 1px solid var(--border);
  background: var(--bg2);
}
.table tr:last-child td { border-bottom: none; }
.table tr:hover td { background: var(--bg3); }

/* ── Badges ── */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  background: var(--bg3);
  color: var(--text);
}
.badge-success { background: rgba(0,200,150,.2); color: var(--success); }
.badge-warning { background: rgba(255,193,7,.2); color: var(--warning); }
.badge-error { background: rgba(255,71,87,.2); color: var(--danger); }
.badge-info { background: rgba(61,196,245,.2); color: var(--info); }

/* ── Alerts ── */
.alert {
  padding: 12px 16px;
  border-radius: 8px;
  font-size: 14px;
  border: 1px solid var(--border);
  background: var(--bg3);
}
.alert-success { background: rgba(0,200,150,.1); border-color: var(--success); color: var(--success); }
.alert-error { background: rgba(255,71,87,.1); border-color: var(--danger); color: var(--danger); }
.alert-warning { background: rgba(255,193,7,.1); border-color: var(--warning); color: var(--warning); }
.alert-info { background: rgba(61,196,245,.1); border-color: var(--info); color: var(--info); }

/* ── Login ── */
.login-page { display: flex; align-items: center; justify-content: center; min-height: 100vh; }
.login-container { width: 100%; max-width: 420px; padding: 24px; }
.login-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 40px;
  box-shadow: var(--shadow);
}
.login-header { text-align: center; margin-bottom: 32px; }
.login-logo { width: 44px; height: 44px; margin: 0 auto 12px; color: var(--primary); }
.login-logo svg { width: 100%; height: 100%; }
.login-header h1 { font-size: 24px; font-weight: 700; margin-bottom: 6px; }
.login-header p { color: var(--text-muted); font-size: 14px; }
.login-form .btn { margin-top: 8px; }
.login-footer { margin-top: 24px; text-align: center; color: var(--text-muted); }

/* ── Quick actions ── */
.quick-actions { display: flex; flex-wrap: wrap; gap: 16px; }
.action-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 24px 32px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 14px;
  color: var(--text);
  transition: background .15s, border-color .15s, transform .15s;
  cursor: pointer;
  text-decoration: none;
}
.action-card:hover {
  background: var(--bg3);
  border-color: var(--primary);
  transform: translateY(-2px);
  text-decoration: none;
  color: var(--text);
}
.action-icon { width: 32px; height: 32px; color: var(--primary); display: inline-flex; }
.action-icon svg { width: 100%; height: 100%; }

/* ── Code ── */
code { background: var(--bg3); padding: 2px 6px; border-radius: 4px; font-size: 12px; color: var(--info); }

/* ── Empty state ── */
.empty-state { text-align: center; padding: 48px; color: var(--text-muted); }

/* ── Text helpers ── */
.text-muted { color: var(--text-muted); }
.text-warning { color: var(--warning); }

/* ── Toast ── */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 14px;
  box-shadow: var(--shadow);
  z-index: 9999;
  animation: slideIn .3s ease;
}
@keyframes slideIn { from { transform: translateX(120%); } to { transform: translateX(0); } }

.inline-icon { display: inline-flex; width: 16px; height: 16px; vertical-align: -3px; color: currentColor; }
.inline-icon svg { width: 100%; height: 100%; }