:root {
  color-scheme: dark;
  --bg-top: #07131c;
  --bg-bottom: #04070d;
  --panel: rgba(9, 15, 22, 0.86);
  --panel-strong: rgba(8, 13, 20, 0.94);
  --panel-border: rgba(44, 184, 255, 0.18);
  --text: #f3f7fb;
  --muted: #aab7c4;
  --accent: #2cb8ff;
  --accent-strong: #76dbff;
  --accent-soft: rgba(44, 184, 255, 0.1);
  --success: #20c997;
  --danger: #ff7c7c;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.42);
  --shadow-strong: 0 34px 90px rgba(0, 0, 0, 0.5);
  --radius-xl: 28px;
  --radius-lg: 18px;
  --radius-md: 12px;
  --mono: "IBM Plex Mono", "Cascadia Code", Consolas, monospace;
  --sans: "Bahnschrift", "Aptos", "Segoe UI", sans-serif;
}

html {
  -webkit-text-size-adjust: 100%;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  font-family: var(--sans);
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(44, 184, 255, 0.18), transparent 28%),
    radial-gradient(circle at top right, rgba(23, 132, 255, 0.12), transparent 22%),
    radial-gradient(circle at bottom center, rgba(44, 184, 255, 0.06), transparent 32%),
    linear-gradient(180deg, var(--bg-top), var(--bg-bottom));
}

body.auth-pending .auth-shell {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.022) 1px, transparent 1px),
    linear-gradient(90deg, rgba(44, 184, 255, 0.03) 1px, transparent 1px);
  background-size: 36px 36px;
  pointer-events: none;
}

h2,
p {
  margin-top: 0;
}

h2 {
  margin-bottom: 8px;
  font-size: 1.55rem;
}

#gate-title {
  margin-bottom: 0;
}

.auth-shell {
  width: min(980px, calc(100% - 32px));
  margin: 0 auto;
  padding: 32px 0 52px;
  position: relative;
  transition: opacity 140ms ease;
}

.auth-stage {
  display: flex;
  justify-content: center;
  align-items: center;
}

.auth-shell.auth-gate .auth-stage {
  min-height: calc(100vh - 84px);
}

.auth-shell.auth-session-state .auth-stage,
.auth-shell.auth-admin-state .auth-stage {
  min-height: auto;
  align-items: stretch;
  margin-bottom: 26px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.72rem;
  font-weight: 700;
}

.panel-copy,
label span,
.session-grid dt {
  color: var(--muted);
}

.panel {
  border: 1px solid var(--panel-border);
  border-radius: var(--radius-xl);
  background: var(--panel);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.gate-panel,
.management-panel {
  padding: 26px;
}

.gate-panel {
  width: 100%;
  max-width: 460px;
  background:
    linear-gradient(180deg, rgba(44, 184, 255, 0.06), transparent 26%),
    var(--panel-strong);
  border-color: rgba(44, 184, 255, 0.22);
  box-shadow: var(--shadow-strong);
}

.auth-shell.auth-session-state .auth-stage,
.auth-shell.auth-admin-state .auth-stage {
  display: block;
  width: 100%;
}

.auth-shell.auth-session-state .gate-panel,
.auth-shell.auth-admin-state .gate-panel {
  max-width: none;
}

.panel-header {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

.panel-header > * {
  min-width: 0;
}

.session-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
}

.next-target-copy {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: var(--radius-md);
  background: rgba(44, 184, 255, 0.08);
  color: #bdeaff;
  line-height: 1.55;
}

.message-strip {
  margin-bottom: 18px;
  padding: 13px 15px;
  border-radius: var(--radius-md);
  background: rgba(44, 184, 255, 0.14);
  color: #bcecff;
  font-weight: 600;
}

.message-strip.error {
  background: rgba(255, 124, 124, 0.14);
  color: #ffb8b8;
}

.message-strip.success {
  background: rgba(32, 201, 151, 0.14);
  color: #9ff5d5;
}

.auth-view {
  display: grid;
  gap: 14px;
}

.panel-copy {
  line-height: 1.65;
  margin-bottom: 0;
}

.auth-form,
.create-user-form,
.create-server-form {
  display: grid;
  gap: 14px;
}

.create-user-form {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin-bottom: 22px;
}

.create-server-form {
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin-bottom: 22px;
}

label {
  display: grid;
  gap: 8px;
  font-weight: 600;
}

input,
select,
button,
.primary-link {
  font: inherit;
}

input,
select {
  width: 100%;
  min-height: 50px;
  border: 1px solid rgba(44, 184, 255, 0.18);
  border-radius: var(--radius-md);
  background: rgba(6, 10, 15, 0.98);
  color: var(--text);
  padding: 12px 14px;
}

input::placeholder {
  color: #728293;
}

input:focus,
select:focus {
  outline: none;
  border-color: rgba(44, 184, 255, 0.5);
  box-shadow: 0 0 0 4px rgba(44, 184, 255, 0.12);
}

button,
.primary-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 12px 18px;
  border-radius: 999px;
  border: 0;
  cursor: pointer;
  font-weight: 700;
  text-decoration: none;
  transition: transform 0.15s ease, opacity 0.15s ease, box-shadow 0.15s ease;
}

button:hover,
.primary-link:hover {
  transform: translateY(-1px);
}

button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
  transform: none;
}

.primary-button,
.primary-link {
  color: #041019;
  background: linear-gradient(135deg, #7be1ff, #2cb8ff);
  box-shadow: 0 12px 28px rgba(44, 184, 255, 0.22);
}

.ghost-button {
  color: var(--text);
  background: rgba(44, 184, 255, 0.1);
}

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

.session-grid dt {
  margin-bottom: 6px;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.session-grid dd {
  margin: 0;
  font-weight: 700;
}

.management-panel {
  display: grid;
  gap: 6px;
  margin-top: 26px;
}

.management-subsection {
  margin-top: 10px;
}

.users-list {
  display: grid;
  gap: 16px;
}

.servers-list {
  display: grid;
  gap: 16px;
}

.empty-state {
  margin: 0;
  padding: 18px;
  border-radius: var(--radius-lg);
  background: var(--accent-soft);
  color: var(--muted);
}

.user-card {
  border: 1px solid rgba(44, 184, 255, 0.14);
  border-radius: var(--radius-lg);
  background: rgba(6, 10, 15, 0.95);
  padding: 18px;
}

.user-card-header {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  align-items: start;
}

.user-card-title {
  font-size: 1.05rem;
  font-weight: 700;
}

.user-card-meta {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.5;
}

.user-card-header-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
  gap: 10px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 11px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
}

.badge::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
}

.badge.enabled {
  background: rgba(32, 201, 151, 0.14);
  color: #83e9c3;
}

.badge.disabled {
  background: rgba(255, 124, 124, 0.14);
  color: #ffb3b3;
}

.user-card-body {
  display: grid;
  gap: 16px;
  margin-top: 16px;
}

.user-card-toggle {
  min-height: 40px;
  padding: 10px 15px;
  font-size: 0.92rem;
}

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

.user-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.secondary-button {
  color: var(--text);
  background: rgba(44, 184, 255, 0.12);
}

.danger-button {
  color: white;
  background: linear-gradient(135deg, #ff7c7c, #ff4f4f);
  box-shadow: 0 12px 28px rgba(255, 79, 79, 0.16);
}

.auth-shell.auth-gate .management-panel {
  margin-top: 0;
}

@media (max-width: 1040px) {
  .auth-shell.auth-gate .auth-stage {
    min-height: auto;
    padding-top: 32px;
  }
}

@media (max-width: 760px) {
  .auth-shell {
    width: min(100% - 20px, 1200px);
    padding: 20px 0 40px;
  }

  .gate-panel,
  .management-panel {
    padding: 20px;
    border-radius: 22px;
  }

  .panel-header,
  .user-card-header,
  .user-card-header-actions,
  .user-card-actions,
  .session-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .session-grid,
  .user-card-grid,
  .create-user-form,
  .create-server-form {
    grid-template-columns: 1fr;
  }

  .panel-copy,
  .next-target-copy {
    font-size: 0.94rem;
  }

  button,
  .primary-link {
    width: 100%;
  }
}

@media (hover: none) {
  button:hover,
  .primary-link:hover {
    transform: none;
  }
}