:root {
  color-scheme: dark;
  --bg: #090a0f;
  --surface: #11131b;
  --surface-raised: #171a24;
  --stroke: #292d3a;
  --text: #f5f7fb;
  --muted: #9299aa;
  --lime: #b4ff39;
  --cyan: #5eeaff;
  --green: #55e8a5;
  --red: #ff6476;
  --amber: #ffc857;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }
body { margin: 0; min-width: 320px; background: var(--bg); color: var(--text); }
button, input, select, textarea { font: inherit; }
button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible, a:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 3;
  display: flex;
  min-height: 68px;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 0 max(24px, calc((100vw - 1120px) / 2));
  border-bottom: 1px solid var(--stroke);
  background: rgb(9 10 15 / 94%);
  backdrop-filter: blur(16px);
}
.brand { color: var(--text); font-size: 19px; font-weight: 800; letter-spacing: -.04em; text-decoration: none; }
.brand span { margin-left: 7px; color: var(--lime); font-size: 10px; letter-spacing: .14em; }
.topbar-actions { display: flex; align-items: center; gap: 18px; }
.topbar-actions form { margin: 0; }
.admin-nav { display: flex; gap: 8px; margin: 0 0 24px; }
.admin-nav .active { border-color: var(--lime); color: var(--lime); }
.connection { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 12px; }
.connection i { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px rgb(85 232 165 / 60%); }
.shell { width: min(100% - 40px, 1000px); margin: 0 auto; padding: 38px 0 72px; }
.page-heading { display: flex; align-items: end; justify-content: space-between; gap: 22px; margin: 0 0 25px; }
.eyebrow { margin: 0 0 8px; color: var(--lime); font-size: 10px; font-weight: 800; letter-spacing: .16em; }
h1, h2, h3, p { margin-top: 0; }
h1 { margin-bottom: 8px; font-size: clamp(25px, 4vw, 34px); letter-spacing: -.045em; }
h2 { margin: 0; font-size: 18px; letter-spacing: -.025em; }
h3 { font-size: 13px; }
.muted { color: var(--muted); font-size: 13px; line-height: 1.6; }
.page-heading .muted { margin-bottom: 0; }

.panel {
  margin-bottom: 18px;
  padding: 22px;
  border: 1px solid var(--stroke);
  border-radius: 15px;
  background: linear-gradient(145deg, rgb(255 255 255 / 2%), transparent 45%), var(--surface);
  box-shadow: 0 12px 35px rgb(0 0 0 / 12%);
}
.panel-heading { display: flex; align-items: center; justify-content: space-between; gap: 14px; margin-bottom: 20px; }
.panel-heading .eyebrow { margin-bottom: 6px; }
.step, .count {
  display: grid;
  min-width: 36px;
  height: 32px;
  place-items: center;
  border: 1px solid var(--stroke);
  border-radius: 9px;
  color: var(--muted);
  font-size: 12px;
  font-variant-numeric: tabular-nums;
}
.count { padding: 0 10px; color: var(--cyan); }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
label { display: grid; gap: 7px; color: #c5cad5; font-size: 12px; font-weight: 650; }
input, select, textarea {
  width: 100%;
  min-height: 43px;
  padding: 10px 12px;
  border: 1px solid var(--stroke);
  border-radius: 9px;
  background: #0d0f16;
  color: var(--text);
}
input::placeholder, textarea::placeholder { color: #656c7c; }
textarea { resize: vertical; }
.provider-fields { display: contents; }
.field-help { grid-column: 1 / -1; margin: -2px 0 0; font-size: 12px; }
.form-footer { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding-top: 4px; }
.form-footer .muted { margin: 0; font-size: 12px; }
.button {
  display: inline-flex;
  min-height: 40px;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 15px;
  border: 1px solid transparent;
  border-radius: 9px;
  cursor: pointer;
  font-size: 12px;
  font-weight: 750;
  text-decoration: none;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.button:hover { transform: translateY(-1px); }
.button:disabled { cursor: wait; opacity: .55; transform: none; }
.button.primary { background: var(--lime); color: #11150a; }
.button.secondary { border-color: #31404a; background: rgb(94 234 255 / 7%); color: var(--cyan); }
.button.quiet { border-color: var(--stroke); background: transparent; color: #c2c7d1; }
.button.danger { border-color: rgb(255 100 118 / 35%); background: rgb(255 100 118 / 8%); color: var(--red); }
.button.compact { min-height: 31px; padding: 0 10px; font-size: 11px; }
.button.full { width: 100%; }
.hidden { display: none !important; }

.result-box {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 18px;
  padding: 14px;
  border: 1px solid rgb(85 232 165 / 25%);
  border-radius: 10px;
  background: rgb(85 232 165 / 5%);
}
.result-label { color: var(--green); font-size: 12px; font-weight: 800; }
.access-code {
  padding: 5px 9px;
  border: 1px solid var(--stroke);
  border-radius: 7px;
  background: #0a0c12;
  color: var(--cyan);
  font-size: 13px;
  font-weight: 750;
  letter-spacing: .07em;
}
.status-message { padding: 16px 0; color: var(--muted); font-size: 13px; }
.status-message.error { color: var(--red); }
.clients-list { display: grid; gap: 10px; }
.client-card { overflow: hidden; border: 1px solid var(--stroke); border-radius: 11px; background: #0d0f16; }
.client-heading { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px; }
.client-identity, .client-counts { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; }
.client-name { color: var(--text); font-size: 13px; font-weight: 800; }
.workspace-id { color: #adb4c3; font-size: 11px; overflow-wrap: anywhere; }
.badge { display: inline-flex; align-items: center; min-height: 22px; padding: 0 8px; border: 1px solid transparent; border-radius: 99px; font-size: 10px; font-weight: 750; white-space: nowrap; }
.badge-lime { border-color: rgb(180 255 57 / 22%); background: rgb(180 255 57 / 8%); color: var(--lime); }
.badge-green { border-color: rgb(85 232 165 / 20%); background: rgb(85 232 165 / 7%); color: var(--green); }
.badge-red { border-color: rgb(255 100 118 / 20%); background: rgb(255 100 118 / 7%); color: var(--red); }
.badge-muted { border-color: var(--stroke); background: var(--surface-raised); color: #adb4c3; }
.client-details { padding: 13px 14px 15px; border-top: 1px solid var(--stroke); }
.detail-line { margin-bottom: 14px; color: #bdc3cf; font-size: 12px; overflow-wrap: anywhere; }
.subheading { margin: 13px 0 8px; color: #c5cad5; }
.code-row, .device-row { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 8px 0; border-top: 1px solid rgb(41 45 58 / 60%); }
.code-info { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.code-expiry { color: var(--muted); font-size: 11px; }
.device-row { margin-top: 6px; }
.new-code { margin-top: 13px; }
.remove-client { margin-top: 18px; }
.toast {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 10;
  max-width: min(420px, calc(100vw - 40px));
  padding: 12px 16px;
  border: 1px solid var(--stroke);
  border-radius: 10px;
  background: var(--surface-raised);
  color: var(--text);
  font-size: 13px;
  opacity: 0;
  pointer-events: none;
  transform: translateY(8px);
  transition: opacity .18s ease, transform .18s ease;
}
.toast.visible { opacity: 1; transform: translateY(0); }
.toast.error-toast { border-color: rgb(255 100 118 / 30%); color: var(--red); }

.login-page { display: grid; min-height: 100vh; place-items: center; padding: 20px; }
.login-card { width: min(100%, 390px); padding: 30px; border: 1px solid var(--stroke); border-radius: 16px; background: var(--surface); }
.login-card h1 { font-size: 26px; }
.login-card .muted { margin-bottom: 23px; }
.login-card form { display: grid; gap: 14px; }
.error { color: var(--red); font-size: 13px; }

@media (max-width: 650px) {
  .topbar { min-height: 60px; padding: 0 16px; }
  .topbar-actions { gap: 9px; }
  .connection { display: none; }
  .shell { width: min(100% - 28px, 1000px); padding-top: 27px; }
  .page-heading { align-items: start; flex-direction: column; }
  .panel { padding: 16px; }
  .form-grid { grid-template-columns: 1fr; }
  .field-help { grid-column: auto; }
  .form-footer { align-items: stretch; flex-direction: column; }
  .client-heading { align-items: start; flex-direction: column; }
  .code-row, .device-row { align-items: start; flex-direction: column; }
  .login-card { padding: 23px; }
}