:root {
  --bg: #0b1020;
  --card: #141b34;
  --text: #f4f6f8;
  --muted: #9aa3ad;
  --yellow: #00d4ff;
  --green: #009fc4;
  --green-hover: #00bde8;
  --line: #29365f;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  background: radial-gradient(circle at top, #192344 0%, var(--bg) 48%);
  color: var(--text);
  font-family: Inter, Segoe UI, sans-serif;
}
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 24px 8%;
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-weight: 700; letter-spacing: 0.04em; }
.brand img {
  display: block;
  width: min(250px, 42vw);
  height: 60px;
  padding: 7px 11px;
  object-fit: contain;
  object-position: left center;
  background: rgba(245, 245, 247, .94);
  border: 1px solid rgba(0, 212, 255, .5);
  border-radius: 14px;
}
.brand span { color: var(--muted); font-size: 14px; text-transform: uppercase; letter-spacing: .12em; }
.brand-link, a { color: inherit; }
.brand-link { text-decoration: none; }
.header-actions, .site-nav { display: flex; gap: 14px; align-items: center; }
.site-nav a { color: var(--muted); text-decoration: none; font-weight: 700; }
.site-nav a:hover { color: var(--text); }
.site-nav .nav-primary { background: var(--green); color: white; padding: 10px 16px; border-radius: 999px; }
.toggles { display: flex; gap: 10px; align-items: center; }
.lang, .currency {
  display: flex;
  gap: 8px;
  background: #11151b;
  padding: 6px;
  border-radius: 999px;
  border: 1px solid var(--line);
}
.lang button, .currency button {
  border: 0;
  background: transparent;
  color: var(--muted);
  padding: 8px 14px;
  border-radius: 999px;
  cursor: pointer;
  width: auto;
}
.lang button.active, .currency button.active {
  background: var(--yellow);
  color: #111;
  font-weight: 700;
}
main { padding: 12px 8% 64px; }
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
  margin: 8px 0 8px;
}
.logo {
  width: min(560px, 86vw);
  height: 180px;
  padding: 18px 24px;
  object-fit: contain;
  background: rgba(245, 245, 247, .94);
  border: 1px solid rgba(0, 212, 255, .5);
  border-radius: 28px;
  filter: drop-shadow(0 14px 35px rgba(0, 212, 255, 0.16));
}
.logo.small {
  width: min(330px, 78vw);
  height: 120px;
  margin-bottom: 6px;
}
.eyebrow {
  text-align: center;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
}
.plans {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
  margin-top: 28px;
}
.card {
  position: relative;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 22px;
  padding: 28px 22px 24px;
  text-align: center;
}
.card.popular { border-color: var(--yellow); }
.badge {
  position: absolute;
  top: 14px;
  right: 14px;
  background: var(--yellow);
  color: #111;
  font-size: 11px;
  font-weight: 800;
  padding: 4px 8px;
  border-radius: 999px;
}
h1, h2 { margin: 8px 0 12px; }
.price {
  font-size: 42px;
  font-weight: 700;
  margin: 18px 0 28px;
}
button, .card button {
  width: 100%;
  border: 0;
  background: var(--green);
  color: white;
  font-size: 16px;
  font-weight: 700;
  padding: 16px 18px;
  border-radius: 999px;
  cursor: pointer;
}
.card button:hover { background: var(--green-hover); }
.note { color: var(--muted); text-align: center; margin-top: 32px; }
.note a { color: var(--yellow); }
.narrow { max-width: 560px; margin: 0 auto; text-align: center; }
code {
  display: inline-block;
  margin-top: 12px;
  padding: 14px 18px;
  border-radius: 12px;
  background: #11151b;
  border: 1px solid var(--line);
  font-size: 22px;
  letter-spacing: 0.08em;
}
code.inline {
  display: inline;
  margin: 0;
  padding: 2px 8px;
  font-size: 13px;
  letter-spacing: 0.04em;
  word-break: break-all;
}
.flash {
  border-radius: 12px;
  padding: 12px 16px;
  margin: 0 0 20px;
}
.flash.ok { background: #143322; color: #b6f0c8; }
.flash.error { background: #3a1515; color: #ffb4b4; }
.admin-login {
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
  margin-top: 24px;
}
.auth-page { max-width: 480px; }
.account-page { padding-bottom: 80px; }
.account-hero {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 24px;
  background: linear-gradient(135deg, #182238, #121922);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: 28px;
  margin-bottom: 36px;
}
.align-left { text-align: left; }
.balance { text-align: right; }
.balance strong { display: block; color: var(--yellow); font-size: 52px; line-height: 1; }
.balance span { color: var(--muted); }
.account-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin-top: 40px; }
.amount.positive { color: #7ee2a2; }
.amount.negative { color: #ff9e9e; }
.admin-login label { color: var(--muted); font-size: 13px; }
input, select {
  width: 100%;
  background: #11151b;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  font-size: 15px;
}
.admin { padding-bottom: 80px; }
.stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 24px;
}
.stats article {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 16px;
  color: var(--muted);
}
.stats span {
  display: block;
  color: var(--text);
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 4px;
}
.admin-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}
.admin-card { text-align: left; }
.admin-card h2 { font-size: 18px; }
.admin-card input, .admin-card select { margin: 8px 0; }
.admin-card label { display: block; color: var(--muted); font-size: 13px; margin-top: 10px; }
.package-admin-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 18px; margin-top: 28px; }
.package-title { display: flex; justify-content: space-between; align-items: center; }
.check-row { display: flex !important; align-items: center; gap: 10px; color: var(--text) !important; }
.check-row input { width: auto; margin: 8px 0; accent-color: var(--yellow); }
.customer-search { max-width: 560px; margin-bottom: 24px; }
header form { margin: 0; }
.admin-nav {
  display: flex;
  gap: 12px;
  align-items: center;
}
.admin-nav a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
}
.admin-nav a.active, .admin-nav a:hover { color: var(--text); }
button.ghost, button.danger {
  width: auto;
  padding: 8px 14px;
  font-size: 13px;
  background: transparent;
  border: 1px solid var(--line);
  color: var(--text);
}
button.danger { border-color: #8a3030; color: #ffb4b4; }
button.ghost:hover { background: #1d232c; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; }
.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.admin-table th, .admin-table td {
  text-align: left;
  padding: 12px 14px;
  border-bottom: 1px solid var(--line);
  vertical-align: top;
}
.admin-table th { color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }
.device { max-width: 180px; word-break: break-all; }
.pill {
  display: inline-block;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}
.pill.paid, .pill.active { background: #143322; color: #b6f0c8; }
.pill.pending { background: #3a2f12; color: var(--yellow); }
.pill.expired { background: #2a313a; color: var(--muted); }
.pill.revoked { background: #3a1515; color: #ffb4b4; }
.actions { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.actions form { display: flex; gap: 6px; margin: 0; }
.actions input { width: 64px; padding: 6px 8px; }
@media (max-width: 900px) {
  .plans, .package-admin-grid { grid-template-columns: 1fr; }
  header, main { padding-left: 20px; padding-right: 20px; }
  .stats, .admin-grid, .account-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .stats, .admin-grid, .account-grid { grid-template-columns: 1fr; }
  .header-actions { align-items: flex-end; flex-direction: column; }
  .toggles { display: none; }
  .account-hero { align-items: flex-start; flex-direction: column; }
  .balance { text-align: left; }
}