:root {
  --bg: #f5f7fc;
  --surface: #ffffff;
  --surface-2: #eff2f9;
  --text: #0e1525;
  --muted: #586276;
  --border: #dde2ee;
  --accent: #5651e5;
  --accent-hover: #4540d1;
  --accent-contrast: #ffffff;
  --accent-soft: rgba(86, 81, 229, 0.1);
  --accent-2: #0d9488;
  --ok: #15803d;
  --ok-soft: rgba(21, 128, 61, 0.1);
  --warn: #b45309;
  --warn-soft: rgba(180, 83, 9, 0.1);
  --danger: #dc2626;
  --danger-soft: rgba(220, 38, 38, 0.09);
  --shadow: 0 1px 2px rgba(14, 21, 37, 0.05), 0 10px 30px rgba(14, 21, 37, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, Ubuntu, "Noto Sans", "Helvetica Neue", Arial, sans-serif;
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", "JetBrains Mono", Menlo, Consolas, monospace;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --bg: #080d1b;
  --surface: #0f162a;
  --surface-2: #141d35;
  --text: #e6e9f2;
  --muted: #97a1b8;
  --border: #212b47;
  --accent: #807dff;
  --accent-hover: #9592ff;
  --accent-contrast: #0b0f1e;
  --accent-soft: rgba(128, 125, 255, 0.14);
  --accent-2: #2dd4bf;
  --ok: #34d399;
  --ok-soft: rgba(52, 211, 153, 0.12);
  --warn: #fbbf24;
  --warn-soft: rgba(251, 191, 36, 0.12);
  --danger: #f87171;
  --danger-soft: rgba(248, 113, 113, 0.12);
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 12px 32px rgba(0, 0, 0, 0.25);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root[data-theme="auto"] {
    --bg: #080d1b;
    --surface: #0f162a;
    --surface-2: #141d35;
    --text: #e6e9f2;
    --muted: #97a1b8;
    --border: #212b47;
    --accent: #807dff;
    --accent-hover: #9592ff;
    --accent-contrast: #0b0f1e;
    --accent-soft: rgba(128, 125, 255, 0.14);
    --accent-2: #2dd4bf;
    --ok: #34d399;
    --ok-soft: rgba(52, 211, 153, 0.12);
    --warn: #fbbf24;
    --warn-soft: rgba(251, 191, 36, 0.12);
    --danger: #f87171;
    --danger-soft: rgba(248, 113, 113, 0.12);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 12px 32px rgba(0, 0, 0, 0.25);
    color-scheme: dark;
  }
}

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

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

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.55;
  overflow-wrap: break-word;
}

main {
  flex: 1 0 auto;
}

a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

a:hover {
  color: var(--accent-hover);
}

h1, h2, h3 {
  line-height: 1.25;
  margin: 0 0 0.5rem;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(1.5rem, 1.2rem + 1.2vw, 2rem); }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.05rem; }

p { margin: 0 0 0.75rem; }

code, pre, .mono {
  font-family: var(--mono);
  font-size: 0.92em;
}

code {
  background: var(--surface-2);
  border-radius: 6px;
  padding: 0.1em 0.35em;
  overflow-wrap: anywhere;
}

img, svg {
  max-width: 100%;
}

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 2px;
}

.icon {
  width: 1.15em;
  height: 1.15em;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: -0.2em;
}

.icon .icon-fill {
  fill: currentColor;
  stroke: none;
}

.sr-only,
.field-honeypot {
  position: absolute !important;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 100;
  background: var(--accent);
  color: var(--accent-contrast);
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding-left: max(16px, env(safe-area-inset-left));
  padding-right: max(16px, env(safe-area-inset-right));
}

.page {
  padding-top: 1.75rem;
  padding-bottom: 3rem;
}

.muted { color: var(--muted); }
.small { font-size: 0.875rem; }
.center { text-align: center; }
.break { overflow-wrap: anywhere; word-break: break-all; }
.hidden { display: none !important; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: saturate(160%) blur(12px);
  -webkit-backdrop-filter: saturate(160%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
  margin-right: auto;
}

.brand:hover { color: var(--text); }

.brand img {
  width: 34px;
  height: 34px;
  border-radius: 10px;
}

.brand-accent {
  margin-left: 0.25rem;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 40px;
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  color: var(--muted);
  text-decoration: none;
  font: inherit;
  font-size: 0.95rem;
  font-weight: 500;
  background: none;
  border: 0;
  cursor: pointer;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text);
  background: var(--surface-2);
}

.nav-form { margin: 0; }
.nav-cta { margin-left: 0.25rem; }

.nav-tools {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-left: 0.5rem;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 2px;
}

.lang-switch a {
  min-width: 38px;
  min-height: 32px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 0.5rem;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: none;
}

.lang-switch a.active {
  background: var(--accent-soft);
  color: var(--accent);
}

.theme-toggle,
.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.theme-icon { display: none; }
:root[data-theme="auto"] .theme-icon-auto,
:root[data-theme="light"] .theme-icon-light,
:root[data-theme="dark"] .theme-icon-dark { display: inline-flex; }

.nav-toggle { display: none; }

@media (max-width: 900px) {
  .nav-toggle { display: inline-flex; }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.25rem;
    padding: 0.75rem max(16px, env(safe-area-inset-left)) 1rem;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow);
  }
  .topbar.nav-open .site-nav { display: flex; }
  .nav-link { min-height: 46px; width: 100%; justify-content: flex-start; }
  .nav-form .nav-link { text-align: left; }
  .nav-cta { margin: 0.25rem 0 0; min-height: 46px; }
  .nav-tools { margin: 0.5rem 0 0; justify-content: space-between; }
}

.announcement {
  background: var(--accent-soft);
  border-bottom: 1px solid var(--border);
  color: var(--text);
  font-size: 0.925rem;
}

.announcement-inner {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding-top: 0.6rem;
  padding-bottom: 0.6rem;
}

.announcement .icon { color: var(--accent); margin-top: 0.2rem; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  min-height: 44px;
  padding: 0.55rem 1.1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font: inherit;
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease, transform 0.05s ease;
  white-space: nowrap;
}

.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: not-allowed; }

.btn-primary {
  background: var(--accent);
  color: var(--accent-contrast);
}

.btn-primary:hover { background: var(--accent-hover); color: var(--accent-contrast); }

.btn-ghost {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}

.btn-ghost:hover { background: var(--surface-2); color: var(--text); }

.btn-danger {
  background: var(--danger);
  color: #fff;
}

.btn-danger:hover { filter: brightness(0.95); color: #fff; }

.btn-danger-ghost {
  background: var(--surface);
  border-color: var(--border);
  color: var(--danger);
}

.btn-danger-ghost:hover { background: var(--danger-soft); color: var(--danger); }

.btn-sm {
  min-height: 38px;
  padding: 0.4rem 0.75rem;
  font-size: 0.875rem;
}

.btn-lg {
  min-height: 50px;
  padding: 0.75rem 1.4rem;
  font-size: 1rem;
}

.btn-block { width: 100%; }

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0.5rem 0 1rem;
}

.button-row.center { justify-content: center; }
.button-row form { margin: 0; }

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.35rem;
  margin-bottom: 1.25rem;
  min-width: 0;
}

.card-danger { border-color: color-mix(in srgb, var(--danger) 35%, var(--border)); }

.card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.card-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.02rem;
  margin-bottom: 0.9rem;
}

.card-title .icon { color: var(--accent); }

.grid {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.grid > .card { margin-bottom: 0; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-2-1 { grid-template-columns: minmax(0, 2fr) minmax(0, 1fr); }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 860px) {
  .grid-2, .grid-3, .grid-2-1 { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 520px) {
  .grid-4 { grid-template-columns: minmax(0, 1fr); }
  .card { padding: 1.1rem; }
}

.page-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1.25rem;
}

.page-head h1 { margin-bottom: 0.25rem; }
.page-head p { margin: 0; }
.page-subtitle { display: flex; flex-wrap: wrap; align-items: center; gap: 0.5rem; font-size: 1.35rem; }

.back-link {
  display: inline-block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  text-decoration: none;
}

.stat-card { display: flex; flex-direction: column; }
.stat-card .card-title { margin-bottom: 0.5rem; color: var(--muted); font-size: 0.92rem; font-weight: 600; }

.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0 0 0.5rem;
  font-variant-numeric: tabular-nums;
}

.stat-of { color: var(--muted); font-size: 1rem; font-weight: 500; }

.speed-pair {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  font-size: 1.3rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.speed-pair p { margin: 0 0 0.4rem; display: flex; align-items: center; gap: 0.35rem; }
.icon-down { color: var(--accent); }
.icon-up { color: var(--accent-2); }

.meter {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 10px;
  border: 0;
  border-radius: 999px;
  background: var(--surface-2);
  overflow: hidden;
  margin-bottom: 0.6rem;
}

.meter::-webkit-progress-bar { background: var(--surface-2); border-radius: 999px; }
.meter::-webkit-progress-value { background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 999px; }
.meter::-moz-progress-bar { background: linear-gradient(90deg, var(--accent), var(--accent-2)); border-radius: 999px; }
.meter.meter-full::-webkit-progress-value { background: var(--danger); }
.meter.meter-full::-moz-progress-bar { background: var(--danger); }

.alert {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  padding: 0.8rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--surface-2);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}

.alert .icon { margin-top: 0.15rem; }
.alert-ok { background: var(--ok-soft); border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
.alert-ok .icon { color: var(--ok); }
.alert-info { background: var(--accent-soft); border-color: color-mix(in srgb, var(--accent) 25%, transparent); }
.alert-info .icon { color: var(--accent); }
.alert-warn { background: var(--warn-soft); border-color: color-mix(in srgb, var(--warn) 30%, transparent); }
.alert-warn .icon { color: var(--warn); }
.alert-error { background: var(--danger-soft); border-color: color-mix(in srgb, var(--danger) 30%, transparent); }
.alert-error .icon { color: var(--danger); }

.flashes { margin-bottom: 0.5rem; }

.form { display: flex; flex-direction: column; gap: 1rem; }
.form-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }

@media (max-width: 560px) {
  .form-row { grid-template-columns: minmax(0, 1fr); }
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin: 0;
  border: 0;
  padding: 0;
  min-width: 0;
}

.field-label { font-weight: 600; font-size: 0.92rem; }
.field-hint { font-size: 0.82rem; color: var(--muted); }

input[type="text"],
input[type="password"],
input[type="number"],
input[type="search"],
input[type="date"],
select,
textarea {
  width: 100%;
  min-height: 46px;
  padding: 0.6rem 0.8rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font: inherit;
  font-size: 1rem;
}

textarea { min-height: 70px; resize: vertical; }

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

input:disabled, select:disabled { opacity: 0.6; }

.input-code {
  font-family: var(--mono);
  font-size: 1.35rem;
  letter-spacing: 0.3em;
  text-align: center;
}

.check {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: 0.95rem;
  cursor: pointer;
  min-height: 32px;
}

.check input {
  width: 20px;
  height: 20px;
  margin: 0.15rem 0 0;
  accent-color: var(--accent);
  flex: none;
}

.check-inline { align-items: center; }
.check-inline input { margin: 0; }

.inline-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 1rem;
}

.field-grow { flex: 1 1 220px; }

.auth-wrap {
  display: flex;
  justify-content: center;
  padding: 1rem 0 2rem;
}

.auth-card {
  width: 100%;
  max-width: 440px;
  padding: 1.75rem;
}

.auth-card h1 { font-size: 1.6rem; }
.auth-alt { margin: 1.25rem 0 0; text-align: center; color: var(--muted); font-size: 0.95rem; }

.auth-icon {
  display: inline-flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.75rem;
  font-size: 1.3rem;
}

.pow-status {
  margin: 0;
  font-size: 0.875rem;
  color: var(--muted);
}

.pow-status.pow-ok { color: var(--ok); }
.pow-status.pow-error { color: var(--danger); }

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--surface-2);
  color: var(--muted);
  white-space: nowrap;
}

.badge-active, .badge-online { background: var(--ok-soft); color: var(--ok); }
.badge-pending, .badge-paused { background: var(--warn-soft); color: var(--warn); }
.badge-suspended, .badge-expired, .badge-over_quota { background: var(--danger-soft); color: var(--danger); }
.badge-admin { background: var(--accent-soft); color: var(--accent); }

.status-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--muted);
  flex: none;
}

.status-online {
  background: var(--ok);
  box-shadow: 0 0 0 4px var(--ok-soft);
}

.status-paused { background: var(--warn); }
.status-disabled { background: var(--danger); opacity: 0.75; }

.device-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.device {
  display: grid;
  grid-template-columns: minmax(180px, 1.2fr) minmax(0, 2fr) auto;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg);
}

.device-main { display: flex; align-items: center; gap: 0.75rem; min-width: 0; }
.device-title { min-width: 0; }
.device-name { font-weight: 700; color: var(--text); text-decoration: none; overflow-wrap: anywhere; }
.device-name:hover { color: var(--accent); }
.device-meta { margin: 0; font-size: 0.85rem; color: var(--muted); }

.device-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.5rem 1rem;
  margin: 0;
}

.device-stats dt, .kv-grid dt, .kv-list dt { font-size: 0.78rem; color: var(--muted); }
.device-stats dd, .kv-grid dd, .kv-list dd { margin: 0; font-weight: 600; font-variant-numeric: tabular-nums; }

.device-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.device-actions form { margin: 0; }

@media (max-width: 1024px) {
  .device { grid-template-columns: minmax(0, 1fr); }
  .device-actions { justify-content: flex-start; }
}

@media (max-width: 560px) {
  .device-stats { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .btn-label-wide { display: none; }
}

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

@media (max-width: 720px) {
  .kv-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 400px) {
  .kv-grid { grid-template-columns: minmax(0, 1fr); }
}

.kv-grid dd { display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; overflow-wrap: anywhere; }

.kv-list { margin: 0; display: flex; flex-direction: column; gap: 0.8rem; }

.empty {
  text-align: center;
  color: var(--muted);
  padding: 2rem 1rem;
}

.empty .icon { width: 2.5rem; height: 2.5rem; margin-bottom: 0.5rem; color: var(--accent); }

.qr {
  background: #fff;
  border-radius: var(--radius-sm);
  padding: 0.75rem;
  max-width: 320px;
  margin: 0 auto 0.75rem;
  border: 1px solid var(--border);
}

.qr-small { max-width: 220px; margin-left: 0; }
.qr-svg { display: block; width: 100%; height: auto; }
.qr-svg path { fill: #000; }

.config-details {
  margin: 0.5rem 0 1rem;
}

.config-details summary {
  cursor: pointer;
  font-weight: 600;
  min-height: 44px;
  display: flex;
  align-items: center;
}

pre.config {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.9rem;
  white-space: pre-wrap;
  word-break: break-all;
  font-size: 0.82rem;
  line-height: 1.6;
  margin: 0.5rem 0;
  max-width: 100%;
}

.chart { margin: 0; }
.chart-head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; margin-bottom: 0.75rem; }
.chart-title { font-weight: 700; }
.chart-peak { font-size: 0.85rem; color: var(--muted); }
.chart-svg { display: block; width: 100%; height: 160px; }
.bar-track { fill: var(--surface-2); }
.bar-down { fill: var(--accent); }
.bar-up { fill: var(--accent-2); }
.chart-svg g:hover .bar-track { fill: var(--border); }
.chart-axis { display: flex; justify-content: space-between; font-size: 0.78rem; color: var(--muted); margin-top: 0.4rem; }
.chart-legend { display: flex; gap: 1rem; font-size: 0.82rem; color: var(--muted); margin-top: 0.5rem; }
.chart-legend span { display: inline-flex; align-items: center; gap: 0.35rem; }
.legend-swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; }
.legend-down { background: var(--accent); }
.legend-up { background: var(--accent-2); }

.subnav {
  display: flex;
  gap: 0.35rem;
  overflow-x: auto;
  padding-bottom: 0.25rem;
  margin-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  scrollbar-width: thin;
}

.subnav-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 42px;
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  white-space: nowrap;
  border-bottom: 2px solid transparent;
  margin-bottom: -1px;
}

.subnav-link:hover { color: var(--text); }
.subnav-link.active { color: var(--accent); border-bottom-color: var(--accent); }

.tabs { display: flex; gap: 0.5rem; margin-bottom: 1rem; flex-wrap: wrap; }

.tab {
  min-height: 40px;
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 1rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  color: var(--muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.92rem;
  background: var(--surface);
}

.tab.active { background: var(--accent-soft); border-color: transparent; color: var(--accent); }

.table-wrap { width: 100%; overflow-x: auto; }

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.table th {
  text-align: left;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 600;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}

.table td {
  padding: 0.7rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.table tbody tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--surface-2); }
.table-actions { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.table-actions form { margin: 0; }

@media (max-width: 760px) {
  .table-wrap { overflow-x: visible; }
  .table thead { display: none; }
  .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
  .table tr {
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    margin-bottom: 0.75rem;
    padding: 0.35rem 0;
    background: var(--bg);
  }
  .table tbody tr:hover td { background: transparent; }
  .table td {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    border: 0;
    padding: 0.45rem 0.85rem;
    text-align: right;
    overflow-wrap: anywhere;
  }
  .table td::before {
    content: attr(data-label);
    flex: none;
    max-width: 45%;
    text-align: left;
    font-size: 0.78rem;
    font-weight: 600;
    color: var(--muted);
  }
  .table-actions { justify-content: flex-end; }
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.rank-list, .pending-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.rank-list li, .pending-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}

.rank-list li:last-child, .pending-list li:last-child { border-bottom: 0; }
.pending-list form { margin: 0 0 0 auto; }

.action-list { display: flex; flex-direction: column; gap: 0.6rem; }
.action-list form { margin: 0; }
.action-list .btn { justify-content: flex-start; }

.error-code {
  font-size: 3.5rem;
  font-weight: 800;
  margin: 0;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.prose { max-width: 860px; }
.prose h1 { margin-bottom: 0.75rem; }
.prose h2 { margin-top: 1.75rem; font-size: 1.15rem; }
.prose h3 { margin-top: 1.25rem; font-size: 1rem; }
.prose ul { padding-left: 1.25rem; }
.prose li { margin-bottom: 0.45rem; }

.help-steps { padding-left: 1.25rem; margin: 0 0 0.75rem; }
.help-steps li { margin-bottom: 0.5rem; }

.hero {
  position: relative;
  overflow: hidden;
  padding: 3.5rem 0 2.5rem;
}

.hero::before {
  content: "";
  position: absolute;
  inset: -40% -10% auto auto;
  width: 70vw;
  height: 70vw;
  max-width: 900px;
  max-height: 900px;
  background: radial-gradient(closest-side, var(--accent-soft), transparent 70%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 2.5rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2rem, 1.4rem + 2.6vw, 3.3rem);
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin: 0.9rem 0 1rem;
}

.lead { font-size: 1.12rem; color: var(--muted); max-width: 36rem; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.8rem;
  border-radius: 999px;
  background: var(--accent-soft);
  color: var(--accent);
  font-size: 0.85rem;
  font-weight: 600;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 1.5rem 0 1.25rem; }

.hero-plan {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-plan .icon { color: var(--accent-2); }

.tunnel-art { width: 100%; height: auto; display: block; }
.art-panel { fill: var(--surface); stroke: var(--border); }
.art-node { fill: var(--surface-2); stroke: var(--border); }
.art-glyph { fill: none; stroke: var(--muted); stroke-width: 3; stroke-linecap: round; }
.art-line { fill: none; stroke: var(--accent); stroke-width: 3; stroke-dasharray: 6 8; stroke-linecap: round; animation: tunnel-flow 1.6s linear infinite; }
.art-line-2 { stroke: var(--accent-2); }
.art-chip rect { fill: var(--surface-2); stroke: var(--border); }
.art-chip text { fill: var(--muted); font-family: var(--mono); font-size: 11px; }
.art-dot { fill: var(--ok); }

@keyframes tunnel-flow {
  to { stroke-dashoffset: -28; }
}

@media (prefers-reduced-motion: reduce) {
  .art-line { animation: none; }
  .btn { transition: none; }
}

@media (max-width: 860px) {
  .hero { padding: 2rem 0 1.5rem; }
  .hero-inner { grid-template-columns: minmax(0, 1fr); gap: 1.5rem; }
  .hero-visual { max-width: 420px; }
}

@media (max-width: 480px) {
  .hero-actions .btn { width: 100%; }
}

.section { padding-top: 1rem; padding-bottom: 1.5rem; }
.section-title { font-size: 1.5rem; margin-bottom: 1.25rem; }

.features {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.features .card { margin: 0; }
.feature h2 { font-size: 1.05rem; }
.feature p { color: var(--muted); margin: 0; font-size: 0.95rem; }

.feature-icon {
  display: inline-flex;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 0.85rem;
  font-size: 1.2rem;
}

.steps {
  list-style: none;
  padding: 0;
  margin: 0 0 2rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.25rem;
}

.steps .card { margin: 0; }
.step p { color: var(--muted); margin: 0; font-size: 0.95rem; }

.step-number {
  display: inline-flex;
  width: 34px;
  height: 34px;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #fff;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

@media (max-width: 960px) {
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 640px) {
  .features, .steps { grid-template-columns: minmax(0, 1fr); }
}

.footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  padding: 1.5rem 0 calc(1.5rem + env(safe-area-inset-bottom));
  font-size: 0.9rem;
  color: var(--muted);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  align-items: center;
  justify-content: space-between;
}

.footer-brand { display: flex; flex-wrap: wrap; gap: 0.25rem 0.6rem; }
.footer-brand strong { color: var(--text); }
.footer-links { display: flex; gap: 1.25rem; flex-wrap: wrap; }
.footer-links a { color: var(--muted); }
.footer-note { flex-basis: 100%; margin: 0; font-size: 0.8rem; }