/* Shared stylesheet for ESPnarrow pages. */
html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

/* home-page */
body.home-page {
  color-scheme: light dark;
  --bg: #f7f9fd;
  --panel: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --line: #dbe4f0;
  --blue: #2563eb;
  --cyan: #06b6d4;
  --violet: #7c3aed;
  --dark: #0f172a;
  --shadow: 0 24px 70px rgba(15, 23, 42, 0.12);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
}

body.home-page,
body.home-page * {
  box-sizing: border-box;
}

body.home-page {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(6, 182, 212, 0.18), transparent 34rem),
    radial-gradient(circle at top right, rgba(124, 58, 237, 0.16), transparent 36rem), var(--bg);
  color: var(--text);
}

body.home-page img,
body.home-page svg {
  max-width: 100%;
  height: auto;
}

body.home-page a {
  color: inherit;
}

body.home-page .wrap {
  width: min(1160px, calc(100% - clamp(24px, 5vw, 48px)));
  margin: 0 auto;
}

body.home-page header {
  padding: clamp(16px, 3vw, 24px) 0;
}

body.home-page nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

body.home-page .logo {
  width: clamp(190px, 32vw, 300px);
  height: auto;
  display: block;
}

body.home-page .gitlab-logo {
  width: 90px;
  height: auto;
  display: block;
}

body.home-page .navlinks {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
}

body.home-page .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 0;
  border-radius: 999px;
  padding: 12px 18px;
  min-height: 44px;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  background: var(--blue);
  color: white;
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.24);
  text-align: center;
  line-height: 1.1;
  white-space: normal;
}

body.home-page .btn.secondary {
  background: #eaf1ff;
  color: #143368;
  box-shadow: none;
}

body.home-page .btn.dark {
  background: var(--dark);
  color: white;
}

body.home-page .hero {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(320px, 0.88fr);
  gap: clamp(22px, 4vw, 32px);
  align-items: center;
  padding: clamp(28px, 5vw, 42px) 0 30px;
}

body.home-page .hero > * {
  min-width: 0;
}

body.home-page .eyebrow {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
  font-weight: 800;
  font-size: 13px;
  max-width: 100%;
}

body.home-page h1 {
  font-size: clamp(36px, 7vw, 76px);
  line-height: 0.96;
  letter-spacing: -0.06em;
  margin: 18px 0;
  overflow-wrap: anywhere;
}

body.home-page .lead {
  font-size: clamp(17px, 2vw, 22px);
  line-height: 1.55;
  color: var(--muted);
  max-width: 720px;
}

body.home-page .actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 28px;
}

body.home-page .visual {
  position: relative;
  min-height: clamp(320px, 42vw, 410px);
  border-radius: clamp(22px, 4vw, 34px);
  background: linear-gradient(135deg, #0f172a, #172554 48%, #312e81);
  box-shadow: var(--shadow);
  overflow: hidden;
  padding: clamp(18px, 3vw, 28px);
  color: white;
  isolation: isolate;
}

body.home-page .visual:before {
  content: '';
  position: absolute;
  inset: -20%;
  background:
    radial-gradient(circle at 75% 20%, rgba(18, 214, 223, 0.35), transparent 24rem),
    radial-gradient(circle at 15% 85%, rgba(124, 58, 237, 0.4), transparent 20rem);
  z-index: -1;
}

body.home-page .board {
  position: relative;
  margin: clamp(28px, 6vw, 50px) auto 0;
  width: min(310px, 82%);
  aspect-ratio: 1.25;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.12),
    0 30px 70px rgba(0, 0, 0, 0.32);
}

body.home-page .chip {
  position: absolute;
  width: 30%;
  aspect-ratio: 1;
  min-width: 76px;
  border-radius: 20px;
  background: linear-gradient(135deg, #12d6df, #3b82f6 55%, #7c3aed);
  left: 13%;
  top: 22%;
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.22);
}

body.home-page .chip:after {
  content: 'ESP32-S3';
  position: absolute;
  inset: 36% 0 auto;
  text-align: center;
  font-size: 11px;
  font-weight: 900;
}

body.home-page .modem {
  position: absolute;
  width: 41%;
  height: 30%;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.9);
  color: #0f172a;
  right: 11%;
  bottom: 22%;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 900;
  text-align: center;
  padding: 6px;
}

body.home-page .sim {
  position: absolute;
  right: 12%;
  top: 19%;
  width: 24%;
  min-width: 64px;
  height: 21%;
  border-radius: 12px;
  background: #facc15;
  color: #0f172a;
  display: grid;
  place-items: center;
  font-size: 12px;
  font-weight: 900;
  text-align: center;
  padding: 6px;
}

body.home-page .radio {
  position: absolute;
  right: 11%;
  top: 44%;
  width: 29%;
  height: 32%;
  border-right: 4px solid #12d6df;
  border-radius: 50%;
  opacity: 0.8;
}

body.home-page .dots {
  position: absolute;
  inset: auto clamp(18px, 3vw, 28px) clamp(18px, 3vw, 26px);
  display: grid;
  gap: 10px;
}

body.home-page .dotrow {
  display: flex;
  gap: 10px;
  align-items: center;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  line-height: 1.3;
}

body.home-page .dot {
  flex: 0 0 9px;
  width: 9px;
  height: 9px;
  border-radius: 999px;
  background: #22c55e;
  box-shadow: 0 0 20px #22c55e;
}

body.home-page .grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 32px 0;
}

body.home-page .card,
body.home-page .section {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid var(--line);
  box-shadow: 0 12px 32px rgba(15, 23, 42, 0.06);
  border-radius: 24px;
}

body.home-page .card {
  padding: clamp(18px, 3vw, 22px);
  min-height: 168px;
}

body.home-page .card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 18px;
}

body.home-page .card p,
body.home-page .section p {
  color: var(--muted);
  line-height: 1.55;
}

body.home-page .section {
  padding: clamp(22px, 4vw, 30px);
  margin: 18px 0;
}

body.home-page .section h2 {
  margin: 0 0 12px;
  font-size: clamp(26px, 4vw, 40px);
  letter-spacing: -0.03em;
}

body.home-page .steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

body.home-page .step {
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 18px;
  background: #fff;
}

body.home-page .num {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--cyan), var(--blue));
  color: white;
  font-weight: 900;
  margin-bottom: 12px;
}

body.home-page .arch {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  align-items: stretch;
  margin-top: 18px;
}

body.home-page .node {
  padding: 18px;
  border-radius: 18px;
  background: #0f172a;
  color: white;
  min-height: 110px;
  position: relative;
  overflow: hidden;
}

body.home-page .node:after {
  content: '';
  position: absolute;
  right: -32px;
  bottom: -32px;
  width: 84px;
  height: 84px;
  border-radius: 999px;
  background: rgba(18, 214, 223, 0.18);
}

body.home-page .node span {
  display: block;
  opacity: 0.68;
  margin-top: 6px;
  font-size: 13px;
}

body.home-page form {
  display: grid;
  grid-template-columns: minmax(210px, 1fr) 160px auto;
  gap: 10px;
  align-items: end;
  margin-top: 18px;
}

body.home-page label {
  display: grid;
  gap: 6px;
  color: #475569;
  font-weight: 700;
  font-size: 13px;
}

body.home-page input,
body.home-page select {
  width: 100%;
  min-width: 0;
  border: 1px solid #cbd5e1;
  border-radius: 14px;
  padding: 12px 13px;
  min-height: 44px;
  font: inherit;
  background: white;
  color: #0f172a;
}

body.home-page .notice {
  margin-top: 14px;
  padding: 13px 14px;
  border-radius: 16px;
  display: none;
  background: #eff6ff;
  color: #1e3a8a;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

body.home-page .notice.error {
  background: #fee2e2;
  color: #991b1b;
}

body.home-page footer {
  padding: 34px 0 48px;
  color: var(--muted);
}

body.home-page .site-footer {
  width: min(1160px, calc(100% - clamp(24px, 5vw, 48px)));
  margin: 0 auto;
}

body.home-page .site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

body.home-page .site-footer-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

body.home-page .site-footer-links a {
  color: inherit;
  font-weight: 800;
  text-decoration: none;
}

body.home-page .site-footer-links a:hover,
body.home-page .site-footer-links a:focus-visible {
  color: var(--blue);
  text-decoration: underline;
}

@media (prefers-color-scheme: dark) {
  body.home-page .gitlab-logo {
    filter: brightness(0) invert(1);
  }
}

@media (max-width: 1024px) {
  body.home-page .hero {
    grid-template-columns: 1fr;
  }

  body.home-page .visual {
    max-width: 680px;
    width: 100%;
    justify-self: center;
  }

  body.home-page .grid,
  body.home-page .arch {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 780px) {
  body.home-page nav {
    align-items: flex-start;
    flex-direction: column;
  }

  body.home-page .navlinks {
    width: 100%;
    justify-content: stretch;
  }

  body.home-page .navlinks .btn,
  body.home-page .actions .btn {
    flex: 1 1 220px;
  }

  body.home-page .steps,
  body.home-page .arch {
    grid-template-columns: 1fr;
  }

  body.home-page form {
    grid-template-columns: 1fr;
  }

  body.home-page form .btn {
    width: 100%;
  }

  body.home-page .section {
    border-radius: 20px;
  }
}

@media (max-width: 560px) {
  body.home-page .wrap {
    width: min(100% - 20px, 1160px);
  }

  body.home-page header {
    padding-top: 14px;
  }

  body.home-page .logo {
    width: 100%;
  }

  body.home-page .gitlab-logo {
    width: 90px;
    margin-inline: auto;
  }

  body.home-page .git-logo-link {
    width: 100%;
    display: flex;
    justify-content: center;
  }

  body.home-page .navlinks,
  body.home-page .actions {
    gap: 8px;
  }

  body.home-page .navlinks .btn,
  body.home-page .actions .btn {
    width: 100%;
    flex-basis: 100%;
    padding: 12px 14px;
  }

  body.home-page .hero {
    padding-top: 20px;
    gap: 18px;
  }

  body.home-page h1 {
    font-size: clamp(34px, 12vw, 48px);
    letter-spacing: -0.045em;
  }

  body.home-page .lead {
    font-size: 16px;
  }

  body.home-page .visual {
    min-height: 300px;
    border-radius: 22px;
  }

  body.home-page .board {
    width: min(260px, 90%);
  }

  body.home-page .dots {
    position: relative;
    inset: auto;
    margin-top: 22px;
  }

  body.home-page .grid {
    grid-template-columns: 1fr;
  }

  body.home-page .card {
    min-height: auto;
  }

  body.home-page .section {
    padding: 20px;
  }

  body.home-page .eyebrow {
    font-size: 12px;
  }

  body.home-page footer {
    padding-bottom: 32px;
  }

  body.home-page .site-footer {
    width: min(100% - 20px, 1160px);
  }

  body.home-page .site-footer-inner,
  body.home-page .site-footer-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 380px) {
  body.home-page .wrap {
    width: calc(100% - 16px);
  }

  body.home-page .section {
    padding: 16px;
  }

  body.home-page .visual {
    padding: 14px;
  }

  body.home-page .btn {
    padding-inline: 12px;
  }

  body.home-page .chip:after,
  body.home-page .modem,
  body.home-page .sim {
    font-size: 10px;
  }
}

@media (prefers-reduced-motion: reduce) {
}

@media (prefers-color-scheme: dark) {
  body.home-page {
    --bg: #020617;
    --panel: #0f172a;
    --text: #e5e7eb;
    --muted: #94a3b8;
    --line: #1f2a44;
  }

  body.home-page .card,
  body.home-page .section {
    background: rgba(15, 23, 42, 0.9);
  }

  body.home-page .step {
    background: #111827;
  }

  body.home-page input,
  body.home-page select {
    background: #0b1220;
    color: #e5e7eb;
    border-color: #243149;
  }

  body.home-page .btn.secondary {
    background: #172554;
    color: #dbeafe;
  }
}

/* devices-page */
body.devices-page {
  color-scheme: light dark;
  --bg: #f7f9fd;
  --panel: #fff;
  --text: #0f172a;
  --muted: #64748b;
  --line: #dbe4f0;
  --blue: #2563eb;
  --green: #16a34a;
  --red: #dc2626;
  --amber: #d97706;
  --dark: #0f172a;
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    sans-serif;
}

body.devices-page,
body.devices-page * {
  box-sizing: border-box;
}

body.devices-page {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background:
    radial-gradient(circle at top left, rgba(6, 182, 212, 0.12), transparent 30rem), var(--bg);
  color: var(--text);
}

body.devices-page a {
  color: inherit;
}

body.devices-page header {
  background: #0f172a;
  color: white;
  padding: 18px 24px;
}

body.devices-page .header-inner {
  width: min(1360px, 100%);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}

body.devices-page .logo {
  width: clamp(190px, 32vw, 300px);
  height: auto;
  display: block;
}

body.devices-page .nav {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}

body.devices-page .btn,
body.devices-page button {
  border: 0;
  border-radius: 12px;
  padding: 10px 14px;
  min-height: 42px;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
  background: var(--blue);
  color: white;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  text-align: center;
}

body.devices-page .btn.secondary,
body.devices-page button.secondary {
  background: #eaf1ff;
  color: #143368;
}

body.devices-page .btn.ghost {
  background: rgba(255, 255, 255, 0.12);
  color: white;
}

body.devices-page button.danger {
  background: #b91c1c;
}

body.devices-page button:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

body.devices-page main {
  width: min(1360px, calc(100% - clamp(20px, 4vw, 28px)));
  margin: 22px auto 52px;
}

body.devices-page .cards {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  margin-bottom: 16px;
}

body.devices-page .card,
body.devices-page .panel {
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--line);
  border-radius: 20px;
  box-shadow: 0 12px 36px rgba(15, 23, 42, 0.06);
}

body.devices-page .card {
  padding: 18px;
  min-width: 0;
}

body.devices-page .card span {
  color: var(--muted);
  font-size: 13px;
}

body.devices-page .card strong {
  display: block;
  font-size: 30px;
  margin-top: 6px;
  letter-spacing: -0.04em;
  overflow-wrap: anywhere;
}

body.devices-page .panel {
  padding: 18px;
  margin-bottom: 16px;
}

body.devices-page .panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

body.devices-page .panel-head > * {
  min-width: 0;
}

body.devices-page h1 {
  margin: 0;
  font-size: clamp(28px, 4vw, 42px);
  letter-spacing: -0.04em;
}

body.devices-page h2 {
  margin: 0 0 8px;
  font-size: 22px;
  letter-spacing: -0.03em;
}

body.devices-page p {
  color: var(--muted);
  line-height: 1.5;
}

body.devices-page .toolbar {
  display: grid;
  grid-template-columns: repeat(8, minmax(120px, 1fr));
  gap: 10px;
  align-items: end;
}

body.devices-page .toolbar label:first-child {
  grid-column: span 2;
}

body.devices-page label {
  display: grid;
  gap: 6px;
  color: #475569;
  font-size: 12px;
  font-weight: 800;
}

body.devices-page input,
body.devices-page select {
  width: 100%;
  min-width: 0;
  border: 1px solid #cbd5e1;
  border-radius: 12px;
  padding: 10px 11px;
  min-height: 42px;
  font: inherit;
  background: white;
  color: #0f172a;
}

body.devices-page .scroll {
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 16px;
  -webkit-overflow-scrolling: touch;
}

body.devices-page table {
  width: 100%;
  border-collapse: collapse;
  min-width: 1120px;
  background: var(--panel);
}

body.devices-page th,
body.devices-page td {
  padding: 12px 10px;
  border-bottom: 1px solid #edf2f7;
  vertical-align: top;
  text-align: left;
}

body.devices-page th {
  background: #f8fafc;
  color: #64748b;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

body.devices-page td {
  font-size: 14px;
}

body.devices-page code {
  background: #eef2ff;
  padding: 3px 6px;
  border-radius: 7px;
  color: #1e3a8a;
  word-break: break-word;
}

body.devices-page .badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

body.devices-page .online {
  background: #dcfce7;
  color: #166534;
}

body.devices-page .offline {
  background: #fee2e2;
  color: #991b1b;
}

body.devices-page .external {
  background: #e0f2fe;
  color: #075985;
}

body.devices-page .warn {
  background: #fef3c7;
  color: #92400e;
}

body.devices-page .muted {
  color: var(--muted);
}

body.devices-page .mono {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', monospace;
  word-break: break-word;
}

body.devices-page .actions {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

body.devices-page .actions button {
  padding: 7px 9px;
  font-size: 12px;
}

body.devices-page .notice {
  display: none;
  margin: 0 0 16px;
  padding: 13px 15px;
  border-radius: 16px;
  background: #eff6ff;
  color: #1e3a8a;
  border: 1px solid #bfdbfe;
  overflow-wrap: anywhere;
}

body.devices-page .notice.error {
  background: #fee2e2;
  color: #991b1b;
  border-color: #fecaca;
}

body.devices-page .notice.warn {
  background: #fef3c7;
  color: #92400e;
  border-color: #fde68a;
}

body.devices-page .detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 14px;
}

body.devices-page pre {
  margin: 0;
  white-space: pre-wrap;
  word-break: break-word;
  background: #0b1220;
  color: #dbeafe;
  padding: 14px;
  border-radius: 14px;
  max-height: 380px;
  overflow: auto;
}

body.devices-page .modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background: rgba(15, 23, 42, 0.62);
}

body.devices-page .modal.is-open {
  display: flex;
}

body.devices-page .modal-card {
  width: min(920px, 100%);
  max-height: min(86vh, 860px);
  display: grid;
  grid-template-rows: auto 1fr;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 22px;
  box-shadow: var(--shadow);
  overflow: hidden;
}

body.devices-page .modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--line);
}

body.devices-page .modal-head h2 {
  margin: 0;
  font-size: 18px;
}

body.devices-page .modal-body {
  padding: 16px;
  overflow: auto;
}

body.devices-page .modal-body pre {
  max-height: none;
}

body.devices-page.modal-open {
  overflow: hidden;
}

body.devices-page .events {
  display: grid;
  gap: 8px;
  max-height: 420px;
  overflow: auto;
}

body.devices-page .event {
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 10px 12px;
  background: var(--panel);
  overflow-wrap: anywhere;
}

body.devices-page .event small {
  color: var(--muted);
}

body.devices-page .cert-form {
  display: grid;
  grid-template-columns: minmax(220px, 1fr) 160px auto;
  gap: 10px;
  align-items: end;
}

body.devices-page .pagination {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 14px;
  color: var(--muted);
}

body.devices-page .pagination-controls {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

body.devices-page .pagination-info {
  font-size: 13px;
  font-weight: 800;
}

body.devices-page .site-footer {
  width: min(1360px, calc(100% - clamp(20px, 4vw, 28px)));
  margin: -26px auto 42px;
  color: var(--muted);
  font-size: 14px;
}

body.devices-page .site-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

body.devices-page .site-footer-links {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

body.devices-page .site-footer-links a {
  color: inherit;
  font-weight: 800;
  text-decoration: none;
}

body.devices-page .site-footer-links a:hover,
body.devices-page .site-footer-links a:focus-visible {
  color: var(--blue);
  text-decoration: underline;
}

@media (max-width: 1280px) {
  body.devices-page .toolbar {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  body.devices-page .toolbar label:first-child {
    grid-column: span 2;
  }

  body.devices-page .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  body.devices-page header {
    padding: 16px;
  }

  body.devices-page .header-inner {
    align-items: flex-start;
  }

  body.devices-page .nav {
    width: 100%;
    justify-content: stretch;
  }

  body.devices-page .nav > * {
    flex: 1 1 160px;
  }

  body.devices-page .toolbar {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body.devices-page .toolbar label:first-child {
    grid-column: 1 / -1;
  }

  body.devices-page .cert-form,
  body.devices-page .detail-grid {
    grid-template-columns: 1fr;
  }

  body.devices-page .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 700px) {
  body.devices-page main {
    width: calc(100% - 20px);
    margin-top: 14px;
  }

  body.devices-page .panel {
    padding: 14px;
    border-radius: 18px;
  }

  body.devices-page .cards,
  body.devices-page .toolbar,
  body.devices-page .cert-form,
  body.devices-page .detail-grid {
    grid-template-columns: 1fr;
  }

  body.devices-page .toolbar label:first-child {
    grid-column: auto;
  }

  body.devices-page .btn,
  body.devices-page button {
    width: 100%;
  }

  body.devices-page .panel-head {
    display: grid;
    gap: 10px;
  }

  body.devices-page .panel-head .badge {
    width: max-content;
    max-width: 100%;
  }

  body.devices-page .scroll {
    overflow: visible;
    border: 0;
    border-radius: 0;
  }

  body.devices-page table,
  body.devices-page thead,
  body.devices-page tbody,
  body.devices-page tr,
  body.devices-page th,
  body.devices-page td {
    display: block;
    width: 100%;
    min-width: 0;
  }

  body.devices-page table {
    background: transparent;
  }

  body.devices-page thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
  }

  body.devices-page tbody {
    display: grid;
    gap: 12px;
  }

  body.devices-page tr {
    border: 1px solid var(--line);
    border-radius: 16px;
    background: var(--panel);
    box-shadow: 0 8px 24px rgba(15, 23, 42, 0.06);
    overflow: hidden;
  }

  body.devices-page td {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    gap: 10px;
    align-items: start;
    border-bottom: 1px solid var(--line);
    padding: 11px 12px;
  }

  body.devices-page td:last-child {
    border-bottom: 0;
  }

  body.devices-page td::before {
    content: attr(data-label);
    color: var(--muted);
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.04em;
  }

  body.devices-page td[colspan] {
    display: block;
  }

  body.devices-page td[colspan]::before {
    content: '';
    display: none;
  }

  body.devices-page .actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  body.devices-page .actions button {
    width: 100%;
  }

  body.devices-page .pagination {
    align-items: stretch;
  }

  body.devices-page .pagination,
  body.devices-page .pagination-controls {
    width: 100%;
  }

  body.devices-page .pagination-controls {
    display: grid;
    grid-template-columns: 1fr;
  }

  body.devices-page .pagination-info {
    text-align: center;
  }

  body.devices-page .site-footer-inner,
  body.devices-page .site-footer-links {
    align-items: flex-start;
    flex-direction: column;
    gap: 10px;
  }
}

@media (max-width: 420px) {
  body.devices-page header {
    padding: 12px;
  }

  body.devices-page main {
    width: calc(100% - 16px);
  }

  body.devices-page .logo {
    width: 100%;
  }

  body.devices-page .panel {
    padding: 12px;
  }

  body.devices-page .card {
    padding: 14px;
  }

  body.devices-page td {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  body.devices-page h1 {
    font-size: 28px;
  }
}

@media (prefers-reduced-motion: reduce) {
}

@media (prefers-color-scheme: dark) {
  body.devices-page {
    --bg: #020617;
    --panel: #0f172a;
    --text: #e5e7eb;
    --muted: #94a3b8;
    --line: #1f2a44;
  }

  body.devices-page .card,
  body.devices-page .panel {
    background: rgba(15, 23, 42, 0.9);
  }

  body.devices-page input,
  body.devices-page select {
    background: #0b1220;
    color: #e5e7eb;
    border-color: #243149;
  }

  body.devices-page th {
    background: #111827;
  }

  body.devices-page td {
    border-color: #1f2937;
  }

  body.devices-page tr {
    background: #0f172a;
  }

  body.devices-page code {
    background: #172554;
    color: #bfdbfe;
  }

  body.devices-page .btn.secondary,
  body.devices-page button.secondary {
    background: #172554;
    color: #dbeafe;
  }
}