/* ============================================================
   KALI — Global Styles
   Paleta: Negro #0a0a0a · Blanco #fff · Verde néon #ffd600
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;600&display=swap');

/* ── Variables ──────────────────────────────────────────────── */
:root {
  --green:      #ffd600;
  --green-dim:  #e6c000;
  --green-glow: rgba(255,214,0,0.15);
  --black:      #000000;
  --bg:         #0a0a0a;
  --bg-1:       #111111;
  --bg-2:       #161616;
  --bg-3:       #1e1e1e;
  --border:     #222222;
  --border-2:   #2a2a2a;
  --text:       #ffffff;
  --text-2:     #aaaaaa;
  --text-3:     #555555;
  --danger:     #ff3b30;
  --warning:    #ff9500;
  --info:       #0a84ff;
  --success:    var(--green);
  --radius:     10px;
  --radius-lg:  16px;
  --shadow:     0 4px 24px rgba(0,0,0,0.6);
  --shadow-green: 0 0 24px rgba(255,214,0,0.2);
  --font:       'Inter', sans-serif;
  --mono:       'JetBrains Mono', monospace;
  --transition: .2s ease;
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
}
a { color: var(--green); text-decoration: none; transition: opacity var(--transition); }
a:hover { opacity: .75; }
img { max-width: 100%; }
input, select, textarea, button { font-family: var(--font); }

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

/* ── Logo ───────────────────────────────────────────────────── */
.kali-logo {
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 3px;
  background: var(--green);
  color: var(--black);
  padding: 6px 14px;
  border-radius: 4px;
  display: inline-block;
  text-transform: uppercase;
}

/* ── Layout Admin ───────────────────────────────────────────── */
.admin-wrapper { display: flex; min-height: 100vh; }

/* ── Sidebar ────────────────────────────────────────────────── */
.sidebar {
  width: 240px;
  background: var(--bg-1);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  z-index: 100;
  transition: transform var(--transition);
}
.sidebar-header {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
}
.sidebar-nav { flex: 1; padding: 16px 0; overflow-y: auto; }
.nav-label {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 16px 20px 8px;
}
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px;
  color: var(--text-2);
  font-size: 14px;
  font-weight: 500;
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.nav-item:hover { background: var(--bg-2); color: var(--text); }
.nav-item.active {
  background: var(--green-glow);
  color: var(--green);
  border-right: 3px solid var(--green);
}
.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; }
.sidebar-footer {
  padding: 16px 20px;
  border-top: 1px solid var(--border);
}
.admin-info { font-size: 13px; }
.admin-info-name { color: var(--text); font-weight: 600; }
.admin-info-role { color: var(--text-3); font-size: 11px; }

/* ── Main content ───────────────────────────────────────────── */
.main-content {
  margin-left: 240px;
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.topbar {
  background: var(--bg-1);
  border-bottom: 1px solid var(--border);
  padding: 16px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 50;
}
.topbar-title { font-size: 18px; font-weight: 700; }
.page-content { padding: 32px; flex: 1; }

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}
.card-title { font-size: 16px; font-weight: 700; }

/* ── Stat cards ─────────────────────────────────────────────── */
.stat-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: border-color var(--transition);
}
.stat-card:hover { border-color: var(--green); box-shadow: var(--shadow-green); }
.stat-value {
  font-size: 36px;
  font-weight: 800;
  color: var(--green);
  font-variant-numeric: tabular-nums;
  line-height: 1;
  margin: 8px 0 4px;
}
.stat-label { font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: 1px; }
.stat-icon {
  width: 40px; height: 40px;
  background: var(--green-glow);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
}

/* ── Buttons ────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--green);
  color: var(--black);
}
.btn-primary:hover {
  background: var(--green-dim);
  box-shadow: var(--shadow-green);
  color: var(--black);
  opacity: 1;
}
.btn-ghost {
  background: transparent;
  color: var(--text-2);
  border: 1px solid var(--border-2);
}
.btn-ghost:hover { background: var(--bg-2); color: var(--text); }
.btn-danger {
  background: rgba(255,59,48,0.1);
  color: var(--danger);
  border: 1px solid rgba(255,59,48,0.3);
}
.btn-danger:hover { background: rgba(255,59,48,0.2); }
.btn-sm { padding: 6px 12px; font-size: 12px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-full { width: 100%; justify-content: center; }
.btn-icon { padding: 8px; }

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-3);
  margin-bottom: 8px;
}
.form-control {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border-2);
  border-radius: var(--radius);
  padding: 11px 14px;
  color: var(--text);
  font-size: 14px;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.form-control:focus {
  outline: none;
  border-color: var(--green);
  box-shadow: 0 0 0 3px var(--green-glow);
}
.form-control::placeholder { color: var(--text-3); }
select.form-control { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23555' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 40px; }
.form-hint { font-size: 12px; color: var(--text-3); margin-top: 6px; }

/* ── Table ──────────────────────────────────────────────────── */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
thead th {
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-3);
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  white-space: nowrap;
}
tbody td { padding: 14px 16px; border-bottom: 1px solid var(--border); font-size: 14px; vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg-2); }

/* ── Badge / Status ─────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .5px;
}
.badge-green  { background: var(--green-glow); color: var(--green); }
.badge-red    { background: rgba(255,59,48,.1); color: var(--danger); }
.badge-yellow { background: rgba(255,149,0,.1); color: var(--warning); }
.badge-gray   { background: var(--bg-3); color: var(--text-3); }

/* ── License code ───────────────────────────────────────────── */
.license-code {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--green);
  letter-spacing: 1px;
}

/* ── Alerts ─────────────────────────────────────────────────── */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius);
  font-size: 14px;
  margin-bottom: 20px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-success { background: var(--green-glow); border: 1px solid rgba(255,214,0,0.3); color: var(--green); }
.alert-danger  { background: rgba(255,59,48,.08); border: 1px solid rgba(255,59,48,.3); color: var(--danger); }
.alert-info    { background: rgba(10,132,255,.08); border: 1px solid rgba(10,132,255,.3); color: var(--info); }

/* ── Modal ──────────────────────────────────────────────────── */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.8);
  backdrop-filter: blur(4px);
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}
.modal-backdrop.show { opacity: 1; visibility: visible; }
.modal {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 560px;
  box-shadow: var(--shadow);
  transform: translateY(20px);
  transition: transform var(--transition);
}
.modal-backdrop.show .modal { transform: translateY(0); }
.modal-header {
  padding: 24px 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.modal-title { font-size: 18px; font-weight: 700; }
.modal-body { padding: 0 24px; }
.modal-footer {
  padding: 20px 24px 24px;
  display: flex;
  gap: 12px;
  justify-content: flex-end;
}

/* ── Success Box (licencia generada) ────────────────────────── */
.license-result {
  background: var(--bg);
  border: 1px solid var(--green);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: var(--shadow-green);
}
.license-result-code {
  font-family: var(--mono);
  font-size: 22px;
  color: var(--green);
  letter-spacing: 3px;
  text-align: center;
  padding: 20px;
  background: var(--bg-1);
  border-radius: var(--radius);
  margin: 16px 0;
  border: 1px solid var(--border);
  cursor: pointer;
}

/* ── Login page ─────────────────────────────────────────────── */
.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  position: relative;
  overflow: hidden;
}
.login-page::before {
  content: '';
  position: absolute;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(57,255,20,.06) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  pointer-events: none;
}
.login-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px 40px;
  width: 100%;
  max-width: 420px;
  box-shadow: var(--shadow);
  position: relative;
  z-index: 1;
}

/* ── Download page ──────────────────────────────────────────── */
.download-page {
  min-height: 100vh;
  background: var(--bg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
}
.download-card {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  width: 100%;
  max-width: 460px;
}
.product-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--green-glow);
  color: var(--green);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}
.download-btn {
  display: block;
  width: 100%;
  text-align: center;
  background: var(--green);
  color: var(--black);
  font-size: 17px;
  font-weight: 800;
  padding: 18px;
  border-radius: var(--radius);
  letter-spacing: 2px;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 0 0 0 var(--green-glow);
  animation: pulse-green 2s infinite;
}
.download-btn:hover { background: var(--green-dim); box-shadow: var(--shadow-green); animation: none; opacity: 1; color: var(--black); }
@keyframes pulse-green { 0%,100%{ box-shadow:0 0 0 0 rgba(255,214,0,0.3); } 50%{ box-shadow:0 0 0 12px rgba(57,255,20,0); } }

/* ── Divider ────────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 24px 0; }

/* ── Search bar ─────────────────────────────────────────────── */
.search-wrap { position: relative; }
.search-wrap svg { position: absolute; left: 12px; top: 50%; transform: translateY(-50%); color: var(--text-3); pointer-events: none; width: 16px; height: 16px; }
.search-input { padding-left: 38px; }

/* ── Grid ───────────────────────────────────────────────────── */
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }

/* ── Utilities ──────────────────────────────────────────────── */
.text-green  { color: var(--green); }
.text-muted  { color: var(--text-3); }
.text-white  { color: var(--text); }
.text-danger { color: var(--danger); }
.mono        { font-family: var(--mono); }
.fw-bold     { font-weight: 700; }
.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.d-flex      { display: flex; }
.align-items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 12px; }
.flex-wrap   { flex-wrap: wrap; }
.text-center { text-align: center; }
.w-100 { width: 100%; }

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2,1fr); }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
}
@media (max-width: 768px) {
  .sidebar { transform: translateX(-100%); }
  .sidebar.open { transform: translateX(0); }
  .main-content { margin-left: 0; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .page-content { padding: 20px; }
  .topbar { padding: 14px 20px; }
  .login-card, .download-card { padding: 32px 24px; }
}

/* ── Animations ─────────────────────────────────────────────── */
.fade-in { animation: fadeIn .3s ease; }
@keyframes fadeIn { from { opacity:0; transform:translateY(8px); } to { opacity:1; transform:translateY(0); } }
.spin { animation: spin 1s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toast ──────────────────────────────────────────────────── */
#toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 1000; display: flex; flex-direction: column; gap: 8px; }
.toast {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  font-size: 14px;
  box-shadow: var(--shadow);
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 280px;
  animation: slideIn .2s ease;
}
.toast-success { border-left: 3px solid var(--green); color: var(--green); }
.toast-error   { border-left: 3px solid var(--danger); color: var(--danger); }
@keyframes slideIn { from { opacity:0; transform:translateX(20px); } to { opacity:1; transform:translateX(0); } }