:root {
  --admin-bg: #f4f5f7;
  --admin-panel: rgba(255, 255, 255, 0.78);
  --admin-panel-strong: #ffffff;
  --admin-sidebar: #101114;
  --admin-sidebar-soft: #17181c;
  --admin-text: #121316;
  --admin-muted: #667085;
  --admin-line: rgba(18, 19, 22, 0.08);
  --admin-accent: #111827;
  --admin-accent-soft: rgba(17, 24, 39, 0.08);
  --admin-success: #0f766e;
  --admin-warning: #b45309;
  --admin-live: #2563eb;
  --admin-radius: 22px;
  --admin-shadow: 0 24px 80px rgba(16, 17, 20, 0.12);
  --admin-font: 'Inter', system-ui, sans-serif;
}

*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body.admin-shell {
  margin: 0;
  min-height: 100vh;
  font-family: var(--admin-font);
  color: var(--admin-text);
  background:
    radial-gradient(circle at top left, rgba(17, 24, 39, 0.06), transparent 22%),
    radial-gradient(circle at bottom right, rgba(17, 24, 39, 0.05), transparent 20%),
    var(--admin-bg);
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input { font: inherit; }

.admin-app {
  display: grid;
  grid-template-columns: 280px minmax(0, 1fr);
  min-height: 100vh;
}

.admin-sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 28px 20px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.02), transparent 18%),
    var(--admin-sidebar);
  color: rgba(255,255,255,0.88);
  border-right: 1px solid rgba(255,255,255,0.06);
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.admin-sidebar__brand,
.admin-auth__brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.admin-sidebar__brand img,
.admin-auth__brand img {
  width: 40px;
  height: 40px;
  object-fit: contain;
}

.admin-sidebar__brand strong {
  display: block;
  font-size: 15px;
  letter-spacing: 0.02em;
}

.admin-sidebar__brand span,
.admin-auth__brand p {
  color: rgba(255,255,255,0.58);
}

.admin-auth__brand p {
  margin: 0;
}

.admin-kicker,
.admin-section__head p,
.admin-stat small,
.admin-list__item span,
.admin-storage span,
.admin-step span,
.admin-settings span,
.admin-footer,
.admin-page-desc p {
  color: var(--admin-muted);
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 26px;
  flex: 1;
}

.admin-nav__group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.admin-nav__label {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  color: rgba(255,255,255,0.36);
  margin-bottom: 4px;
}

.admin-nav__link,
.admin-nav__logout {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 14px;
  color: rgba(255,255,255,0.84);
  transition: background 180ms ease, color 180ms ease, transform 180ms ease;
}

.admin-nav__link i,
.admin-nav__logout i {
  width: 16px;
  text-align: center;
  flex: none;
}

.admin-nav__link:hover,
.admin-nav__logout:hover,
.admin-nav__link.is-active {
  background: rgba(255,255,255,0.08);
  color: #ffffff;
}

.admin-nav__logout {
  margin-top: 8px;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.admin-main {
  min-width: 0;
  padding: 24px;
}

.admin-topbar {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.admin-topbar h1,
.admin-section__head h2 {
  margin: 0;
  font-size: clamp(24px, 2.2vw, 34px);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.admin-kicker {
  margin: 0 0 8px;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.admin-topbar__meta {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 14px;
  border: 1px solid var(--admin-line);
  border-radius: 18px;
  background: rgba(255,255,255,0.6);
  box-shadow: var(--admin-shadow);
  backdrop-filter: blur(14px);
}

.admin-pill,
.admin-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.admin-pill i,
.admin-label i,
.admin-nav__link i,
.admin-nav__logout i,
.admin-stat span i {
  font-size: 0.95em;
}

.admin-pill {
  background: var(--admin-accent);
  color: #fff;
}

.admin-user {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.admin-user span {
  font-size: 13px;
  font-weight: 600;
}

.admin-user small {
  color: var(--admin-muted);
}

.admin-section {
  margin-bottom: 22px;
}

.admin-section__head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: end;
  margin-bottom: 14px;
}

.admin-section__head p {
  max-width: 440px;
  margin: 0;
}

.admin-label {
  display: inline-block;
  margin-bottom: 10px;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--admin-muted);
}

.admin-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.admin-stat,
.admin-card {
  border: 1px solid var(--admin-line);
  border-radius: var(--admin-radius);
  background: var(--admin-panel);
  box-shadow: var(--admin-shadow);
  backdrop-filter: blur(18px);
}

.admin-stat {
  padding: 18px 20px;
}

.admin-stat span,
.admin-stat strong,
.admin-stat small {
  display: block;
}

.admin-stat span {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--admin-muted);
}

.admin-stat strong {
  margin: 10px 0 6px;
  font-size: clamp(24px, 2.2vw, 32px);
  letter-spacing: -0.04em;
}

.admin-stat small {
  color: var(--admin-muted);
}

.admin-table-card,
.admin-list,
.admin-storage,
.admin-stepper,
.admin-settings {
  background: var(--admin-panel-strong);
}

.admin-table-card {
  padding: 8px;
}

.admin-table {
  width: 100%;
  border-collapse: collapse;
}

.admin-table th,
.admin-table td {
  text-align: left;
  padding: 15px 14px;
  border-bottom: 1px solid var(--admin-line);
  vertical-align: top;
}

.admin-table th {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--admin-muted);
}

.admin-table td strong {
  display: block;
  margin-bottom: 4px;
}

.admin-table td span {
  display: block;
  color: var(--admin-muted);
  font-size: 13px;
}

.admin-badge {
  min-width: 60px;
  color: #fff;
}

.admin-badge--dev { background: #4f46e5; }
.admin-badge--qa { background: #d97706; }
.admin-badge--live { background: var(--admin-live); }
.admin-badge--paid { background: #047857; }
.admin-badge--pending { background: #92400e; }

.admin-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.admin-grid--wide {
  margin-top: 16px;
}

.admin-list {
  padding: 8px;
}

.admin-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid var(--admin-line);
}

.admin-list__item:last-child {
  border-bottom: 0;
}

.admin-list__item strong,
.admin-storage strong,
.admin-step strong,
.admin-settings strong {
  display: block;
  margin-bottom: 4px;
}

.admin-list__meta {
  display: flex;
  align-items: center;
  gap: 12px;
  white-space: nowrap;
}

.admin-list__meta strong {
  margin: 0;
  font-size: 16px;
}

.admin-storage,
.admin-settings,
.admin-stepper {
  padding: 16px;
}

.admin-storage {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.admin-storage article,
.admin-settings > div {
  padding: 14px;
  border-radius: 18px;
  background: rgba(17,24,39,0.03);
  border: 1px solid var(--admin-line);
}

.admin-storage strong,
.admin-settings strong {
  font-size: 13px;
}

.admin-storage span,
.admin-settings span {
  display: block;
  color: var(--admin-muted);
  font-size: 12px;
  line-height: 1.55;
}

.admin-stepper {
  display: grid;
  gap: 14px;
}

.admin-step {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 14px;
  border-radius: 18px;
  background: rgba(17,24,39,0.03);
  border: 1px solid var(--admin-line);
}

.admin-step__dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #cbd5e1;
  flex: none;
}

.admin-step__dot.is-done { background: #10b981; }
.admin-step__dot.is-current { background: var(--admin-live); box-shadow: 0 0 0 6px rgba(37, 99, 235, 0.12); }

.admin-settings {
  display: grid;
  gap: 12px;
}

.admin-page-desc {
  margin-bottom: 16px;
}

.admin-page-desc p {
  margin: 0;
  max-width: 760px;
  font-size: 14px;
  line-height: 1.65;
}

.admin-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  margin-top: 18px;
  font-size: 12px;
  color: var(--admin-muted);
}

.admin-auth {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at top, rgba(255,255,255,0.7), transparent 34%),
    rgba(10, 11, 14, 0.58);
  backdrop-filter: blur(18px);
  z-index: 20;
}

.admin-auth__card {
  width: min(440px, 100%);
  padding: 26px;
  border-radius: 28px;
  background: rgba(255,255,255,0.82);
  border: 1px solid rgba(17,24,39,0.08);
  box-shadow: var(--admin-shadow);
}

.admin-auth__card h1 {
  margin: 18px 0 10px;
  font-size: 30px;
  line-height: 1;
  letter-spacing: -0.04em;
}

.admin-auth__card p {
  margin: 0;
  color: var(--admin-muted);
  line-height: 1.55;
  font-size: 14px;
}

.admin-auth__form {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.admin-auth__form label {
  display: grid;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--admin-text);
}

.admin-auth__form input {
  width: 100%;
  padding: 13px 15px;
  border-radius: 16px;
  border: 1px solid rgba(17,24,39,0.12);
  background: rgba(255,255,255,0.88);
  outline: none;
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.admin-auth__form input:focus {
  border-color: rgba(17,24,39,0.4);
  box-shadow: 0 0 0 4px rgba(17,24,39,0.08);
}

.admin-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 700;
  letter-spacing: 0.02em;
  transition: transform 180ms ease, box-shadow 180ms ease, opacity 180ms ease;
}

.admin-btn:hover { transform: translateY(-1px); }
.admin-btn--primary {
  background: var(--admin-accent);
  color: #fff;
  box-shadow: 0 12px 24px rgba(17,24,39,0.18);
}

.admin-auth__error {
  margin: 0;
  color: #b91c1c;
  font-size: 13px;
}

.admin-is-authenticated .admin-auth {
  display: none;
}

@media (max-width: 1100px) {
  .admin-app {
    grid-template-columns: 1fr;
  }

  .admin-sidebar {
    position: relative;
    height: auto;
  }
}

@media (max-width: 900px) {
  .admin-stats,
  .admin-grid {
    grid-template-columns: 1fr;
  }

  .admin-section__head,
  .admin-topbar,
  .admin-list__item,
  .admin-footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .admin-storage {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .admin-main {
    padding: 18px;
  }

  .admin-auth__card {
    padding: 22px;
    border-radius: 22px;
  }

  .admin-table th,
  .admin-table td {
    padding-left: 10px;
    padding-right: 10px;
  }
}