:root {
  color-scheme: dark;
  --ean-blue: #023059;
  --ean-blue-bright: #0a4d7f;
  --ean-blue-soft: #0d3c60;
  --page: #06111a;
  --page-elevated: #091923;
  --panel: #0c202d;
  --panel-strong: #102a3a;
  --panel-soft: #132f41;
  --border: rgba(158, 197, 224, 0.18);
  --border-strong: rgba(158, 197, 224, 0.34);
  --text: #f4f8fb;
  --text-muted: #9db3c2;
  --text-soft: #c8d7e0;
  --accent: #58b7f0;
  --accent-strong: #79c9f7;
  --success: #62d69b;
  --warning: #ffc66d;
  --danger: #ff7c83;
  --shadow: 0 22px 60px rgba(0, 0, 0, 0.32);
  --radius-large: 24px;
  --radius-medium: 16px;
  --radius-small: 10px;
  --content-width: 1320px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--page);
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
  color: var(--text);
  background:
    radial-gradient(circle at 14% 0%, rgba(2, 48, 89, 0.62), transparent 34rem),
    linear-gradient(180deg, #071721 0%, var(--page) 38rem);
}

button,
input {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
}

button {
  color: inherit;
}

button:focus-visible,
a:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(88, 183, 240, 0.8);
  outline-offset: 3px;
}

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

.skip-link {
  position: fixed;
  top: 10px;
  left: 10px;
  z-index: 200;
  padding: 10px 14px;
  border-radius: 8px;
  color: #00101c;
  background: var(--accent-strong);
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--border);
  background: rgba(6, 17, 26, 0.9);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  width: min(calc(100% - 32px), var(--content-width));
  min-height: 76px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(121, 201, 247, 0.45);
  border-radius: 13px;
  color: white;
  background: linear-gradient(145deg, var(--ean-blue-bright), var(--ean-blue));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.16), 0 8px 24px rgba(2, 48, 89, 0.42);
  font-size: 0.73rem;
  font-weight: 900;
  letter-spacing: 0.09em;
}

.brand__text {
  display: grid;
  line-height: 1.05;
}

.brand__text strong {
  font-size: 1.1rem;
  letter-spacing: -0.02em;
}

.brand__text span {
  margin-top: 5px;
  color: var(--text-muted);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: auto;
}

.site-nav a {
  color: var(--text-soft);
  font-size: 0.91rem;
  font-weight: 650;
  text-decoration: none;
}

.site-nav a:hover {
  color: white;
}

.platform-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-width: max-content;
  padding: 8px 11px;
  border: 1px solid var(--border);
  border-radius: 999px;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.025);
  font-size: 0.78rem;
  font-weight: 700;
}

.platform-status__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--warning);
  box-shadow: 0 0 0 4px rgba(255, 198, 109, 0.1);
}

.platform-status[data-state="online"] .platform-status__dot {
  background: var(--success);
  box-shadow: 0 0 0 4px rgba(98, 214, 155, 0.1);
}

.platform-status[data-state="offline"] .platform-status__dot {
  background: var(--danger);
  box-shadow: 0 0 0 4px rgba(255, 124, 131, 0.1);
}

.site-main {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
  padding: 64px 0 72px;
}

.hero {
  max-width: 780px;
  padding: 18px 0 42px;
}

.eyebrow {
  margin: 0 0 9px;
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.55rem, 6vw, 5rem);
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.hero__description {
  max-width: 680px;
  margin: 24px 0 0;
  color: var(--text-soft);
  font-size: clamp(1rem, 2vw, 1.2rem);
  line-height: 1.65;
}

.public-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(320px, 0.75fr);
  gap: 24px;
  align-items: start;
}

.scanner-panel,
.alerts-panel,
.information-card {
  border: 1px solid var(--border);
  border-radius: var(--radius-large);
  background: linear-gradient(180deg, rgba(16, 42, 58, 0.94), rgba(9, 25, 35, 0.97));
  box-shadow: var(--shadow);
}

.scanner-panel,
.alerts-panel {
  padding: clamp(18px, 3vw, 28px);
}

.alerts-panel {
  position: sticky;
  top: 100px;
  max-height: calc(100vh - 124px);
  overflow: auto;
}

.panel-heading,
.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.panel-heading h2,
.section-heading h3,
.information-card h2 {
  margin: 0;
  letter-spacing: -0.025em;
}

.panel-heading h2 {
  font-size: clamp(1.35rem, 3vw, 2rem);
}

.button,
.text-button,
.icon-button,
.scanner-power,
.dialog-close,
.alert-audio {
  border: 0;
  cursor: pointer;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 11px;
  font-size: 0.88rem;
  font-weight: 800;
}

.button--primary {
  color: white;
  background: linear-gradient(145deg, var(--ean-blue-bright), var(--ean-blue));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.16);
}

.button--secondary {
  border: 1px solid var(--border-strong);
  color: var(--text);
  background: rgba(255, 255, 255, 0.045);
}

.button:hover,
.text-button:hover,
.alert-audio:hover {
  filter: brightness(1.12);
}

.talkgroup-button {
  gap: 9px;
}

.count-badge {
  display: grid;
  place-items: center;
  min-width: 25px;
  height: 25px;
  padding: 0 7px;
  border-radius: 999px;
  color: #00111e;
  background: var(--accent-strong);
  font-size: 0.75rem;
  font-weight: 900;
}

.scanner-display {
  position: relative;
  min-height: 275px;
  margin-top: 24px;
  overflow: hidden;
  border: 1px solid rgba(133, 184, 216, 0.22);
  border-radius: 20px;
  background:
    linear-gradient(rgba(118, 174, 208, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(118, 174, 208, 0.035) 1px, transparent 1px),
    #07141d;
  background-size: 22px 22px;
  box-shadow: inset 0 0 45px rgba(0, 0, 0, 0.35);
  transition: background-color 220ms ease, border-color 220ms ease, box-shadow 220ms ease;
}

.scanner-display[data-state="playing"] {
  border-color: rgba(88, 183, 240, 0.62);
  background-color: #0e2d41;
  box-shadow:
    inset 0 0 60px rgba(33, 111, 159, 0.17),
    0 0 36px rgba(18, 107, 164, 0.13);
}

.scanner-display__topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 16px 18px;
  border-bottom: 1px solid rgba(158, 197, 224, 0.12);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.scanner-state {
  color: var(--text-soft);
}

.scanner-display__content {
  min-height: 210px;
  padding: clamp(28px, 6vw, 58px) clamp(22px, 5vw, 48px) 34px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.scanner-display__system {
  margin: 0 0 10px;
  color: var(--accent-strong);
  font-size: 0.78rem;
  font-weight: 850;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scanner-display__talkgroup {
  margin: 0;
  max-width: 760px;
  font-size: clamp(1.6rem, 5vw, 3.2rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.scanner-display__details {
  margin: 15px 0 0;
  color: var(--text-muted);
  font-size: 0.96rem;
}

.scanner-display__progress {
  position: absolute;
  inset: auto 0 0;
  height: 4px;
  background: rgba(255, 255, 255, 0.04);
}

.scanner-display__progress span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--accent);
  transition: width 120ms linear;
}

.scanner-controls {
  display: grid;
  grid-template-columns: minmax(76px, 0.42fr) minmax(230px, 1.8fr) minmax(76px, 0.42fr);
  gap: 12px;
  margin-top: 16px;
}

.icon-button,
.scanner-power {
  min-height: 76px;
  border-radius: 15px;
}

.icon-button {
  display: grid;
  place-items: center;
  align-content: center;
  gap: 3px;
  border: 1px solid var(--border);
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.035);
}

.icon-button span {
  font-size: 1.45rem;
  line-height: 1;
}

.icon-button small {
  font-size: 0.7rem;
  font-weight: 800;
}

.icon-button:disabled {
  cursor: not-allowed;
  opacity: 0.35;
}

.scanner-power {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 13px;
  padding: 12px 20px;
  color: white;
  background: linear-gradient(145deg, #0b5589, var(--ean-blue));
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.15), 0 12px 24px rgba(2, 48, 89, 0.28);
}

.scanner-power[data-state="running"] {
  background: linear-gradient(145deg, #7b2430, #521923);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.12), 0 12px 24px rgba(85, 24, 35, 0.25);
}

.scanner-power__icon {
  position: relative;
  width: 27px;
  height: 27px;
  border: 3px solid currentColor;
  border-radius: 50%;
}

.scanner-power__icon::before {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  width: 3px;
  height: 13px;
  border-radius: 999px;
  background: currentColor;
  transform: translateX(-50%);
}

.scanner-power__copy {
  display: grid;
  text-align: left;
}

.scanner-power__copy strong {
  font-size: 0.96rem;
}

.scanner-power__copy small {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 0.72rem;
}

.scanner-message {
  min-height: 22px;
  margin: 12px 2px 0;
  color: var(--text-muted);
  font-size: 0.82rem;
}

.recent-section {
  margin-top: 26px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.text-button,
.alert-audio {
  padding: 5px 0;
  color: var(--accent-strong);
  background: transparent;
  font-size: 0.8rem;
  font-weight: 800;
}

.empty-state,
.loading-message {
  margin-top: 16px;
  padding: 28px 20px;
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-medium);
  color: var(--text-muted);
  text-align: center;
}

.recent-list {
  display: grid;
  gap: 8px;
  margin: 16px 0 0;
  padding: 0;
  list-style: none;
}

.recent-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 13px 14px;
  border: 1px solid rgba(158, 197, 224, 0.11);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
}

.recent-item__main {
  min-width: 0;
}

.recent-item__name {
  display: block;
  overflow: hidden;
  color: var(--text);
  font-size: 0.89rem;
  font-weight: 760;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.recent-item__meta,
.recent-item time {
  color: var(--text-muted);
  font-size: 0.72rem;
}

.recent-item__meta {
  display: block;
  margin-top: 4px;
}

.alerts-summary {
  margin: 18px 0 14px;
  color: var(--text-muted);
  font-size: 0.83rem;
  line-height: 1.5;
}

.alerts-list {
  display: grid;
  gap: 10px;
}

.alert-card {
  padding: 15px;
  border: 1px solid var(--border);
  border-left: 4px solid var(--warning);
  border-radius: 13px;
  background: rgba(255, 255, 255, 0.03);
}

.alert-card[data-kind="tone_out"] {
  border-left-color: var(--accent);
}

.alert-card[data-kind="net_direct"] {
  border-left-color: var(--danger);
}

.alert-card__heading,
.alert-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.alert-card__type {
  color: var(--text-soft);
  font-size: 0.72rem;
  font-weight: 850;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.alert-card__time,
.alert-card__source {
  color: var(--text-muted);
  font-size: 0.68rem;
}

.alert-card__text {
  margin: 11px 0 14px;
  color: var(--text);
  font-size: 0.88rem;
  line-height: 1.52;
}

.information-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.information-card {
  padding: 25px;
}

.information-card h2 {
  font-size: 1.25rem;
}

.information-card p:last-child {
  margin: 13px 0 0;
  color: var(--text-muted);
  font-size: 0.9rem;
  line-height: 1.62;
}

.site-footer {
  width: min(calc(100% - 32px), var(--content-width));
  margin: 0 auto;
  padding: 24px 0 40px;
  display: flex;
  align-items: center;
  gap: 18px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.77rem;
}

.site-footer a {
  margin-left: auto;
  color: var(--text-soft);
}

.talkgroup-dialog {
  width: min(880px, calc(100% - 24px));
  max-height: min(90vh, 900px);
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border-strong);
  border-radius: 22px;
  color: var(--text);
  background: #0a1b27;
  box-shadow: 0 36px 100px rgba(0, 0, 0, 0.65);
}

.talkgroup-dialog::backdrop {
  background: rgba(0, 8, 14, 0.78);
  backdrop-filter: blur(8px);
}

.dialog-shell {
  display: grid;
  grid-template-rows: auto auto auto minmax(180px, 1fr) auto;
  max-height: min(90vh, 900px);
}

.dialog-header,
.dialog-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 22px;
}

.dialog-header {
  border-bottom: 1px solid var(--border);
}

.dialog-header h2 {
  margin: 0;
}

.dialog-close {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.05);
  font-size: 1.7rem;
  line-height: 1;
}

.dialog-toolbar {
  display: flex;
  align-items: center;
  gap: 15px;
  padding: 16px 22px 10px;
}

.search-field {
  flex: 1;
}

.search-field input,
.access-form input {
  width: 100%;
  height: 44px;
  border: 1px solid var(--border);
  border-radius: 11px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.04);
}

.search-field input {
  padding: 0 14px;
}

.access-form input {
  min-width: 150px;
  padding: 0 12px;
}

.search-field input::placeholder,
.access-form input::placeholder {
  color: #78909f;
}

.toolbar-actions,
.access-form {
  display: flex;
  align-items: center;
  gap: 12px;
}

.access-card {
  margin: 6px 22px 12px;
  padding: 14px 15px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: rgba(2, 48, 89, 0.22);
}

.access-card h3,
.access-card p {
  margin: 0;
}

.access-card h3 {
  font-size: 0.88rem;
}

.access-card p {
  margin-top: 4px;
  color: var(--text-muted);
  font-size: 0.73rem;
}

.talkgroup-results {
  padding: 0 22px 22px;
  overflow: auto;
}

.system-group + .system-group {
  margin-top: 22px;
}

.system-group__title {
  position: sticky;
  top: 0;
  z-index: 3;
  margin: 0;
  padding: 11px 4px;
  color: var(--accent-strong);
  background: rgba(10, 27, 39, 0.96);
  font-size: 0.76rem;
  font-weight: 900;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.talkgroup-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.talkgroup-option {
  position: relative;
  display: flex;
  align-items: center;
  gap: 11px;
  min-width: 0;
  padding: 12px;
  border: 1px solid rgba(158, 197, 224, 0.11);
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.025);
  cursor: pointer;
}

.talkgroup-option:hover {
  border-color: var(--border-strong);
  background: rgba(255, 255, 255, 0.045);
}

.talkgroup-option[data-locked="true"] {
  cursor: not-allowed;
  opacity: 0.52;
}

.talkgroup-option input {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
  accent-color: var(--accent);
}

.talkgroup-option__copy {
  min-width: 0;
  display: grid;
}

.talkgroup-option__name {
  overflow: hidden;
  font-size: 0.82rem;
  font-weight: 750;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.talkgroup-option__meta {
  margin-top: 3px;
  overflow: hidden;
  color: var(--text-muted);
  font-size: 0.68rem;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.talkgroup-option__lock {
  margin-left: auto;
  color: var(--warning);
  font-size: 0.78rem;
}

.dialog-footer {
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  background: #0a1b27;
  font-size: 0.82rem;
}

@media (max-width: 980px) {
  .site-nav {
    display: none;
  }

  .platform-status {
    margin-left: auto;
  }

  .public-layout {
    grid-template-columns: 1fr;
  }

  .alerts-panel {
    position: static;
    max-height: none;
  }

  .information-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .site-header__inner,
  .site-main,
  .site-footer {
    width: min(calc(100% - 20px), var(--content-width));
  }

  .site-header__inner {
    min-height: 66px;
    gap: 12px;
  }

  .brand__mark {
    width: 39px;
    height: 39px;
  }

  .brand__text span {
    display: none;
  }

  .platform-status {
    padding: 7px 9px;
  }

  .platform-status #platform-status-text {
    display: none;
  }

  .site-main {
    padding-top: 34px;
  }

  .hero {
    padding-bottom: 28px;
  }

  .scanner-panel,
  .alerts-panel {
    padding: 16px;
    border-radius: 18px;
  }

  .panel-heading {
    align-items: flex-start;
  }

  .scanner-display {
    min-height: 235px;
    margin-top: 18px;
    border-radius: 16px;
  }

  .scanner-display__content {
    min-height: 175px;
    padding: 30px 20px 28px;
  }

  .scanner-controls {
    grid-template-columns: 68px minmax(0, 1fr) 68px;
    gap: 8px;
  }

  .icon-button,
  .scanner-power {
    min-height: 70px;
  }

  .scanner-power {
    gap: 9px;
    padding: 10px 12px;
  }

  .scanner-power__icon {
    width: 23px;
    height: 23px;
  }

  .scanner-power__copy strong {
    font-size: 0.82rem;
  }

  .scanner-power__copy small {
    font-size: 0.64rem;
  }

  .site-footer {
    flex-wrap: wrap;
  }

  .site-footer a {
    margin-left: 0;
  }

  .dialog-shell {
    grid-template-rows: auto auto auto minmax(180px, 1fr) auto;
  }

  .dialog-toolbar,
  .access-card {
    align-items: stretch;
    flex-direction: column;
  }

  .dialog-toolbar,
  .dialog-header,
  .dialog-footer {
    padding-left: 16px;
    padding-right: 16px;
  }

  .access-card {
    margin-left: 16px;
    margin-right: 16px;
  }

  .talkgroup-results {
    padding-left: 16px;
    padding-right: 16px;
  }

  .talkgroup-grid {
    grid-template-columns: 1fr;
  }

  .toolbar-actions,
  .access-form {
    justify-content: space-between;
  }

  .access-form label {
    flex: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
  }
}