:root {
  --bg: #071015;
  --panel: #101e26;
  --panel-soft: #142833;
  --text: #f4fbff;
  --muted: #a8bdc9;
  --cyan: #00d9ff;
  --green: #7cff6b;
  --yellow: #ffd454;
  --orange: #ff8a2a;
  --red: #ff4d64;
  --line: rgba(255, 255, 255, .14);
  --shadow: 0 24px 70px rgba(0, 0, 0, .35);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at 16% 12%, rgba(0, 217, 255, .18), transparent 28%),
    radial-gradient(circle at 86% 4%, rgba(124, 255, 107, .14), transparent 25%),
    linear-gradient(180deg, #061017 0%, #0a141b 50%, #070d11 100%);
  line-height: 1.55;
}

a {
  color: inherit;
}

img {
  display: block;
  max-width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 54px);
  background: rgba(7, 16, 21, .82);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 800;
  text-decoration: none;
  letter-spacing: 0;
}

.brand-icon {
  width: 34px;
  height: 34px;
}

.main-nav {
  display: flex;
  flex: 1;
  justify-content: center;
  gap: 8px;
}

.main-nav a,
.lang-btn {
  min-height: 40px;
  padding: 9px 13px;
  color: var(--muted);
  background: transparent;
  border: 1px solid transparent;
  border-radius: 8px;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
}

.main-nav a:hover,
.lang-btn:hover,
.lang-btn.is-active {
  color: var(--text);
  border-color: var(--line);
  background: rgba(255, 255, 255, .07);
}

.main-nav .admin-link {
  color: rgba(168, 189, 201, .45);
  font-size: 12px;
  font-weight: 700;
}

.main-nav .admin-link:hover {
  color: var(--yellow);
  border-color: rgba(255, 212, 84, .24);
  background: rgba(255, 212, 84, .06);
}

.language-switch {
  display: inline-flex;
  padding: 3px;
  border: 1px solid var(--line);
  border-radius: 10px;
}

.official-notice {
  position: relative;
  z-index: 10;
  border-bottom: 1px solid rgba(255, 212, 84, .28);
  background:
    linear-gradient(90deg, rgba(255, 212, 84, .16), rgba(0, 217, 255, .08)),
    rgba(12, 24, 28, .96);
}

.official-notice-inner {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 14px;
  align-items: center;
  padding: 14px 0;
}

.official-notice-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 34px;
  width: 34px;
  height: 34px;
  color: #051015;
  background-color: #ffd454;
  border-radius: 50%;
  font-weight: 900;
  line-height: 1;
  text-align: center;
  box-shadow: 0 0 0 6px rgba(255, 212, 84, .12);
}

.official-notice strong {
  display: block;
  margin-bottom: 2px;
  color: var(--yellow);
  font-size: 15px;
}

.official-notice p {
  max-width: 1060px;
  margin: 0;
  color: #edf8fb;
  font-size: 14px;
  line-height: 1.45;
}

.section-shell {
  width: min(1180px, calc(100% - 36px));
  margin-inline: auto;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr);
  align-items: center;
  gap: clamp(26px, 5vw, 70px);
  min-height: calc(100vh - 70px);
  padding: 48px 0 78px;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  font-size: clamp(48px, 7vw, 94px);
  line-height: .92;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 52px);
  line-height: 1.04;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 8px;
  font-size: 20px;
  line-height: 1.15;
}

.hero-lead,
.section-heading p,
.download-grid p,
.roadmap p,
.footer-grid p {
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 30px 0 24px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 13px 18px;
  border-radius: 8px;
  font-weight: 800;
  text-align: center;
  text-decoration: none;
}

.btn.primary {
  color: #061017;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  box-shadow: 0 18px 40px rgba(0, 217, 255, .2);
}

.btn.secondary {
  color: var(--text);
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, .07);
}

.btn.linux-download {
  color: #071015;
  background: linear-gradient(135deg, var(--yellow), var(--orange));
  box-shadow: 0 18px 40px rgba(255, 138, 42, .18);
}

.btn.mac-download {
  color: #071015;
  background: linear-gradient(135deg, #f3f7fb, #8fb4ff);
  box-shadow: 0 18px 40px rgba(143, 180, 255, .2);
}

.qso-map-showcase {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(360px, 1.08fr);
  gap: clamp(24px, 5vw, 60px);
  align-items: center;
  padding: 78px 0;
}

.qso-map-copy p {
  color: var(--muted);
  font-size: 18px;
}

.qso-map-actions,
.qso-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 24px 0;
}

.qso-map-points,
.qso-tool-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.qso-map-points span,
.qso-tool-badges span {
  padding: 8px 11px;
  color: #dffcf7;
  border: 1px solid rgba(124, 255, 107, .28);
  border-radius: 8px;
  background: rgba(124, 255, 107, .08);
  font-size: 13px;
  font-weight: 800;
}

.qso-tool-badges .qso-beta-badge {
  color: #061017;
  border-color: rgba(255, 212, 84, .72);
  background: #ffd454;
}

.qso-map-preview {
  overflow: hidden;
  border: 1px solid rgba(0, 217, 255, .24);
  border-radius: 12px;
  background: #07131a;
  box-shadow: var(--shadow);
}

.qso-preview-toolbar,
.qso-preview-footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 16px;
  background: rgba(4, 13, 18, .88);
}

.qso-preview-toolbar strong,
.qso-preview-footer strong {
  color: var(--cyan);
}

.qso-preview-toolbar span,
.qso-preview-footer span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.qso-preview-map {
  position: relative;
  min-height: 360px;
  background:
    linear-gradient(rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.08) 1px, transparent 1px),
    linear-gradient(rgba(8, 25, 35, .18), rgba(8, 25, 35, .18)),
    url("assets/qso-map-preview-background.png"),
    #081923;
  background-size:
    100% 72px,
    96px 100%,
    100% 100%,
    cover,
    auto;
  background-position:
    0 0,
    0 0,
    center,
    center,
    center;
}

.qso-preview-station,
.qso-preview-dot {
  position: absolute;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border: 3px solid #061017;
  border-radius: 50%;
  color: #061017;
  font-size: 12px;
  font-weight: 900;
  box-shadow: 0 10px 30px rgba(0, 0, 0, .35);
}

.qso-preview-station {
  left: 49%;
  top: 38%;
  background: var(--yellow);
}

.qso-preview-dot {
  background: var(--cyan);
}

.qso-preview-dot.dot-eu { left: 43%; top: 35%; background: var(--green); }
.qso-preview-dot.dot-na { left: 22%; top: 40%; background: var(--cyan); }
.qso-preview-dot.dot-af { left: 50%; top: 62%; background: var(--orange); }
.qso-preview-dot.dot-ja { left: 78%; top: 42%; background: var(--red); color: #fff; }

.qso-preview-line {
  position: absolute;
  left: 50.5%;
  top: 43%;
  z-index: 1;
  height: 3px;
  border-radius: 999px;
  background: rgba(0, 217, 255, .7);
  transform-origin: left center;
}

.qso-preview-line.line-eu { width: 70px; transform: rotate(-170deg); background: rgba(124, 255, 107, .72); }
.qso-preview-line.line-na { width: 205px; transform: rotate(178deg); }
.qso-preview-line.line-af { width: 120px; transform: rotate(82deg); background: rgba(255, 138, 42, .72); }
.qso-preview-line.line-ja { width: 220px; transform: rotate(0deg); background: rgba(255, 77, 100, .72); }

.qso-page {
  background:
    radial-gradient(circle at 14% 8%, rgba(0, 217, 255, .14), transparent 28%),
    radial-gradient(circle at 88% 14%, rgba(255, 212, 84, .11), transparent 26%),
    linear-gradient(180deg, #061017 0%, #091820 48%, #071015 100%);
}

.qso-tool-hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 420px;
  gap: clamp(24px, 5vw, 60px);
  align-items: center;
  padding: 72px 0 42px;
}

.qso-tool-copy h1 {
  max-width: 820px;
  font-size: clamp(42px, 6vw, 76px);
}

.qso-tool-panel,
.qso-export-panel,
.qso-canvas-panel {
  border: 1px solid rgba(255,255,255,.14);
  border-radius: 12px;
  background: rgba(16, 30, 38, .84);
  box-shadow: var(--shadow);
}

.qso-tool-panel {
  padding: 20px;
}

.qso-tool-panel label {
  display: grid;
  gap: 7px;
  margin-bottom: 13px;
  color: #dffcf7;
  font-weight: 800;
}

.qso-tool-panel input {
  width: 100%;
  min-height: 46px;
  padding: 10px 12px;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  background: rgba(5, 15, 20, .9);
  font: inherit;
}

.qso-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.qso-status {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.qso-tool-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 24px;
  align-items: start;
  padding: 28px 0 84px;
}

.qso-canvas-panel {
  overflow: hidden;
}

.qso-canvas-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: rgba(4, 13, 18, .8);
}

.qso-live-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: rgba(255,255,255,.08);
}

.qso-live-stats span {
  min-width: 0;
  padding: 10px 14px;
  background: rgba(4, 13, 18, .74);
}

.qso-live-stats strong,
.qso-live-stats em {
  display: block;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.qso-live-stats strong {
  color: #f4fbff;
  font-size: 18px;
  font-weight: 900;
}

.qso-live-stats em {
  color: var(--muted);
  font-size: 11px;
  font-style: normal;
  font-weight: 800;
  text-transform: uppercase;
}

#qso-map-canvas {
  display: none;
  background: #061017;
}

.qso-leaflet-map {
  width: 100%;
  height: min(68vh, 680px);
  min-height: 420px;
  border-bottom: 1px solid rgba(255,255,255,.12);
  background: #07131a;
}

.qso-leaflet-map .leaflet-control-attribution,
.qso-leaflet-map .leaflet-control-zoom a {
  color: #061017;
}

.qso-map-band-control {
  position: absolute;
  z-index: 1000;
  width: 210px;
  max-height: 360px;
  overflow: auto;
  padding: 10px;
  border: 1px solid rgba(255,255,255,.18);
  border-radius: 8px;
  background: rgba(4, 13, 18, .88);
  color: #dffcf7;
  box-shadow: 0 14px 36px rgba(0, 0, 0, .36);
  backdrop-filter: blur(12px);
}

.qso-map-band-head {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  align-items: baseline;
  margin-bottom: 8px;
  cursor: move;
  user-select: none;
}

.qso-map-band-control.is-dragging {
  cursor: move;
  opacity: .94;
}

.qso-map-band-head strong {
  font-size: 14px;
}

.qso-map-band-head span {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.qso-map-stat-mini {
  display: grid;
  grid-template-columns: 1fr;
  gap: 5px;
  margin: 8px 0;
  padding: 8px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px;
  background: rgba(255,255,255,.055);
}

.qso-map-stat-mini span {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 800;
}

.qso-map-stat-mini strong {
  color: #f4fbff;
  font-size: 11px;
}

.qso-band-all,
.qso-band-list button {
  display: grid;
  grid-template-columns: 14px 1fr auto;
  align-items: center;
  width: 100%;
  min-height: 30px;
  margin: 5px 0;
  padding: 5px 8px;
  color: #c9d8df;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 6px;
  background: rgba(255,255,255,.045);
  font: inherit;
  font-size: 12px;
  font-weight: 800;
  text-align: left;
  cursor: pointer;
}

.qso-band-all {
  display: block;
  text-align: center;
}

.qso-band-all.is-active,
.qso-band-list button.is-active {
  color: #061017;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

.qso-band-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  box-shadow: 0 0 0 2px rgba(6, 16, 23, .6);
}

.qso-export-panel {
  position: sticky;
  top: 84px;
  padding: 18px;
}

.qso-export-panel h2 {
  font-size: 28px;
}

.qso-export-panel p {
  color: var(--muted);
}

.qso-export-panel button {
  display: block;
  width: 100%;
  min-height: 46px;
  margin: 10px 0;
  color: #061017;
  border: 0;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--cyan), var(--green));
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.qso-export-view {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin: 12px 0;
}

.qso-export-view span {
  grid-column: 1 / -1;
  color: #dffcf7;
  font-weight: 900;
}

.qso-export-view button {
  min-height: 38px;
  margin: 0;
  color: #dffcf7;
  border: 1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.055);
}

.qso-export-view button.is-active {
  color: #061017;
  border-color: transparent;
  background: linear-gradient(135deg, var(--cyan), var(--green));
}

.qso-render-settings {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  margin: 14px 0 16px;
  padding: 12px;
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 8px;
  background: rgba(255,255,255,.045);
}

.qso-render-settings label {
  display: grid;
  gap: 6px;
  color: #dffcf7;
  font-size: 13px;
  font-weight: 900;
}

.qso-render-settings select {
  min-height: 38px;
  width: 100%;
  color: var(--text);
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 7px;
  background: rgba(5, 15, 20, .92);
  font: inherit;
  font-size: 13px;
  font-weight: 800;
}

.qso-render-settings .qso-checkline {
  display: flex;
  grid-template-columns: none;
  align-items: center;
  gap: 9px;
  min-height: 28px;
}

.qso-render-settings .qso-checkline input {
  width: 17px;
  height: 17px;
  accent-color: #7cff6b;
}

.qso-note-box {
  margin-top: 18px;
  padding: 14px;
  border: 1px solid rgba(255, 212, 84, .22);
  border-radius: 8px;
  background: rgba(255, 212, 84, .08);
}

.qso-note-box strong {
  color: var(--yellow);
}

.qso-share-help {
  margin: 8px 0 12px;
  color: var(--muted);
  font-size: 13px;
}

.qso-map-brand-control {
  padding: 7px 10px;
  border: 1px solid rgba(255,255,255,.16);
  border-radius: 8px;
  background: rgba(4, 13, 18, .82);
  color: #f4fbff;
  font-size: 12px;
  font-weight: 900;
  box-shadow: 0 12px 30px rgba(0, 0, 0, .34);
  backdrop-filter: blur(10px);
}

.qso-map-brand-control span {
  color: var(--green);
}

body.qso-panels-hidden .qso-tool-hero {
  display: none;
}

body.qso-panels-hidden .qso-tool-layout {
  grid-template-columns: 1fr;
  padding-top: 18px;
}

body.qso-panels-hidden .qso-export-panel {
  position: fixed;
  right: 18px;
  top: 88px;
  z-index: 30;
  width: min(220px, calc(100vw - 36px));
  padding: 10px;
}

body.qso-panels-hidden .qso-export-panel > :not(#qso-toggle-panels) {
  display: none;
}

body.qso-panels-hidden #qso-toggle-panels {
  margin: 0;
}

.btn.android-download {
  color: #061017;
  background: linear-gradient(135deg, #7cff6b, #00d9ff);
  box-shadow: 0 18px 40px rgba(124, 255, 107, .16);
}

.btn.wide {
  width: 100%;
}

.license-offers {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 10px;
  margin: 18px 0;
}

.license-offer {
  min-height: 128px;
  padding: 14px;
  color: var(--text);
  text-decoration: none;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
}

.license-offer strong,
.license-offer span,
.license-offer small {
  display: block;
}

.license-offer span {
  margin: 8px 0 4px;
  color: var(--green);
  font-size: 28px;
  font-weight: 900;
}

.license-offer small {
  color: var(--muted);
  line-height: 1.35;
}

.license-offer.highlighted {
  border-color: rgba(124, 255, 107, .62);
  background: rgba(124, 255, 107, .11);
}

.download-panel .btn.wide {
  white-space: nowrap;
}

.platform-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.platform,
.download-status,
.plain-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 10px 12px;
  color: var(--muted);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
}

.platform.is-ready {
  color: var(--text);
  border-color: rgba(124, 255, 107, .5);
}

.version-pill strong {
  color: var(--green);
  font-size: 16px;
}

.hero-media {
  padding: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
  box-shadow: var(--shadow);
}

.hero-media img,
.shot-frame img,
.proof-card img {
  border-radius: 6px;
}

.hero-device {
  position: relative;
}

.hero-media img {
  width: 100%;
  object-fit: contain;
}

.download-band {
  border-block: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(0, 217, 255, .12), rgba(124, 255, 107, .08), rgba(255, 138, 42, .1));
}

.download-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 32px;
  align-items: center;
  padding: 46px 0;
}

.download-panel {
  display: grid;
  gap: 12px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(7, 16, 21, .72);
}

.current-version-card {
  display: grid;
  gap: 4px;
  padding: 15px;
  border: 1px solid rgba(124, 255, 107, .35);
  border-radius: 8px;
  background: rgba(124, 255, 107, .08);
}

.current-version-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.current-version-card strong {
  color: var(--green);
  font-size: 18px;
  line-height: 1;
}

.version-list {
  display: grid;
  gap: 8px;
}

.version-list strong {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  color: var(--text);
}

.version-list b {
  color: var(--green);
  font-size: 22px;
}

.version-list.large strong {
  display: grid;
  gap: 4px;
}

.version-list.large b {
  font-size: clamp(34px, 6vw, 56px);
  line-height: .95;
}

.current-version-card small {
  color: var(--muted);
  font-size: 13px;
  line-height: 1.35;
}

.download-status {
  justify-content: space-between;
}

.download-status span {
  color: var(--green);
  font-size: 14px;
}

.plain-link {
  justify-content: center;
  text-decoration: none;
}

.section-heading {
  max-width: 820px;
  padding: 78px 0 32px;
}

.platform-stats,
.trust-numbers {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  margin-top: 22px;
}

.platform-stat,
.trust-numbers article {
  padding: 14px;
  border: 1px solid rgba(124, 255, 107, .28);
  border-radius: 8px;
  background: rgba(9, 42, 35, .6);
}

.platform-stat {
  min-height: 104px;
}

.platform-stat:not(.is-ready) {
  border-color: rgba(168, 189, 201, .22);
  background: rgba(255, 255, 255, .045);
}

.platform-stat-label {
  display: block;
  margin-bottom: 10px;
  color: var(--text);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.platform-stat strong,
.trust-numbers strong {
  display: block;
  color: var(--green);
  font-size: 30px;
  line-height: 1;
}

.platform-stat:not(.is-ready) strong {
  color: rgba(168, 189, 201, .38);
}

.platform-stat span:last-child,
.trust-numbers span:last-child {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.trust-strip {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 28px;
  align-items: center;
  padding: 58px 0 20px;
}

.trust-numbers {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 0;
}

.benefit-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  padding: 30px 0 8px;
}

.benefit-strip article {
  padding: 18px;
  border: 1px solid rgba(124, 255, 107, .24);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(124, 255, 107, .08), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .045);
}

.benefit-strip strong {
  display: block;
  margin-bottom: 8px;
  color: var(--text);
  font-size: 17px;
}

.benefit-strip p {
  margin: 0;
  color: var(--muted);
}

.hf-noise-showcase {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(420px, 1.1fr);
  gap: clamp(24px, 5vw, 54px);
  align-items: center;
  padding: 70px 0 78px;
}

.hf-noise-copy p:not(.eyebrow) {
  color: var(--muted);
  font-size: 18px;
}

.hf-noise-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 26px 0 18px;
}

.hf-noise-howto {
  display: grid;
  gap: 10px;
  margin: 0 0 18px;
}

.hf-noise-howto article {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: center;
  min-height: 48px;
  padding: 10px;
  border: 1px solid rgba(0, 217, 255, .24);
  border-radius: 8px;
  background: rgba(0, 217, 255, .065);
}

.hf-noise-howto strong {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  color: #061017;
  border-radius: 50%;
  background: var(--cyan);
  font-size: 17px;
  font-weight: 900;
}

.hf-noise-howto span {
  color: var(--text);
  font-size: 14px;
  font-weight: 800;
  line-height: 1.35;
}

.hf-noise-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hf-noise-points span {
  min-height: 38px;
  padding: 9px 12px;
  color: var(--text);
  border: 1px solid rgba(124, 255, 107, .28);
  border-radius: 8px;
  background: rgba(124, 255, 107, .08);
  font-size: 13px;
  font-weight: 800;
}

.hf-noise-visuals {
  display: grid;
  gap: 14px;
}

.noise-map-preview {
  overflow: hidden;
  border: 1px solid rgba(0, 217, 255, .32);
  border-radius: 8px;
  background: rgba(7, 16, 21, .76);
  box-shadow: var(--shadow);
}

.noise-map-toolbar {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, .12);
}

.noise-map-toolbar strong {
  color: var(--text);
}

.noise-map-toolbar span {
  color: var(--green);
  font-size: 12px;
  font-weight: 900;
  text-transform: uppercase;
}

.noise-map-canvas {
  position: relative;
  min-height: 280px;
  background:
    linear-gradient(135deg, rgba(5, 15, 13, .24), rgba(5, 15, 13, .64)),
    url("https://tile.openstreetmap.org/6/33/22.png"),
    url("https://tile.openstreetmap.org/6/34/22.png");
  background-position: center, left center, right center;
  background-size: cover, 50% 100%, 50% 100%;
  background-repeat: no-repeat;
}

.noise-grid-line {
  position: absolute;
  display: block;
  background: rgba(255, 255, 255, .11);
}

.noise-grid-line.horizontal {
  left: 0;
  right: 0;
  height: 1px;
}

.noise-grid-line.vertical {
  top: 0;
  bottom: 0;
  width: 1px;
}

.noise-grid-line.h1 {
  top: 34%;
}

.noise-grid-line.h2 {
  top: 68%;
}

.noise-grid-line.v1 {
  left: 33%;
}

.noise-grid-line.v2 {
  left: 66%;
}

.noise-dot {
  position: absolute;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  color: #061017;
  border: 2px solid rgba(255, 255, 255, .68);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 900;
  transform: translate(-50%, -50%);
  box-shadow: 0 14px 32px rgba(0, 0, 0, .32);
}

.noise-dot.good {
  background: var(--green);
}

.noise-dot.warn {
  background: var(--yellow);
}

.noise-dot.hot {
  background: var(--red);
  color: #fff;
}

.noise-dot.pro {
  width: 58px;
  height: 58px;
  color: #071015;
  background: var(--cyan);
}

.noise-dot.locked {
  filter: blur(1.6px);
  opacity: .72;
}

.noise-map-attribution {
  position: absolute;
  right: 8px;
  bottom: 6px;
  padding: 3px 6px;
  color: rgba(244, 251, 255, .82);
  border-radius: 5px;
  background: rgba(5, 15, 13, .72);
  font-size: 11px;
  font-weight: 700;
}

.noise-map-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  border-top: 1px solid rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .12);
}

.noise-map-stats article {
  padding: 13px;
  background: rgba(7, 16, 21, .9);
}

.noise-map-stats span {
  display: block;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
}

.noise-map-stats strong {
  display: block;
  color: var(--green);
  font-size: 26px;
  line-height: 1.1;
}

.noise-send-demo {
  display: grid;
  gap: 6px;
  padding: 13px;
  border: 1px solid rgba(124, 255, 107, .3);
  border-radius: 8px;
  background: rgba(5, 15, 13, .86);
}

.noise-send-title {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: end;
}

.noise-send-title strong {
  color: var(--text);
}

.noise-send-title span {
  color: var(--muted);
  font-size: 12px;
}

.noise-send-row {
  display: grid;
  grid-template-columns: .6fr .6fr 1.4fr 1fr;
  gap: 4px;
}

.noise-send-row span,
.noise-send-row button,
.noise-send-demo a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 8px 10px;
  border: 0;
  color: #061017;
  background: #f4fbff;
  font: inherit;
  font-size: 12px;
  font-weight: 900;
  text-decoration: none;
}

.noise-send-row button,
.noise-send-demo a {
  justify-content: center;
  color: var(--text);
  background: rgba(124, 255, 107, .18);
}

.noise-send-demo a {
  color: var(--green);
  background: rgba(0, 217, 255, .1);
}

.hf-noise-photo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(150px, .75fr);
  gap: 14px;
}

.hf-noise-photo-grid figure {
  margin: 0;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .055);
}

.hf-noise-photo-grid img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.hf-noise-photo-grid figcaption {
  padding: 10px 12px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.bio-section {
  padding: 24px 0 34px;
}

.bio-heading {
  max-width: 920px;
  padding-bottom: 24px;
}

.bio-heading p:not(.eyebrow) {
  max-width: 920px;
}

.bio-bubble {
  border: 1px solid rgba(124, 255, 107, .22);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(124, 255, 107, .07), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .04);
  box-shadow: 0 18px 42px rgba(0, 0, 0, .18);
  padding: 22px;
  display: grid;
  grid-template-columns: minmax(0, 1.45fr) minmax(240px, .75fr);
  gap: 22px;
  align-items: start;
}

.bio-story,
.bio-gallery {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.bio-story {
  padding: 0;
}

.bio-story p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.72;
  white-space: pre-line;
}

.bio-story p + p {
  margin-top: 18px;
}

.bio-timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.bio-equipment {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.bio-timeline article {
  padding: 14px;
  border: 1px solid rgba(0, 217, 255, .16);
  border-radius: 8px;
  background: rgba(7, 16, 21, .48);
}

.bio-equipment article {
  padding: 14px;
  border: 1px solid rgba(124, 255, 107, .18);
  border-radius: 8px;
  background: rgba(7, 16, 21, .42);
}

.bio-timeline strong {
  display: block;
  margin-bottom: 6px;
  color: var(--yellow);
  font-size: 16px;
}

.bio-timeline p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.bio-equipment strong {
  display: block;
  margin-bottom: 6px;
  color: var(--green);
  font-size: 16px;
}

.bio-equipment p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.45;
}

.bio-gallery {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: 12px;
  padding: 0;
}

.bio-shot {
  margin: 0;
  padding: 10px;
  border: 1px solid rgba(0, 217, 255, .16);
  border-radius: 8px;
  background: rgba(7, 16, 21, .48);
}

.bio-shot-large {
  grid-column: auto;
}

.bio-shot img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  object-position: center;
  border-radius: 6px;
  background: #071015;
}

.bio-shot figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
  text-align: center;
}

.explain-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  align-items: stretch;
}

.screenshot-explained,
.proof-card,
.platform-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
}

.screenshot-explained {
  display: grid;
  gap: 12px;
  padding: 12px;
}

.screenshot-explained h3 {
  margin: 0;
}

.shot-frame {
  position: relative;
  overflow: hidden;
  border-radius: 6px;
}

.visual-showcase {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(300px, .88fr);
  gap: 18px;
  padding-bottom: 34px;
}

.mobile-app-showcase {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: 20px;
  align-items: start;
  margin: 0 0 34px;
  padding: 18px;
  border: 1px solid rgba(124, 255, 107, .22);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(0, 217, 255, .08), rgba(124, 255, 107, .06)),
    rgba(255, 255, 255, .04);
  box-shadow: 0 18px 42px rgba(0, 0, 0, .18);
}

.mobile-copy p:not(.eyebrow) {
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.mobile-version-grid {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.mobile-version-grid article {
  padding: 14px;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: 8px;
  background: rgba(7, 16, 21, .48);
}

.mobile-version-grid strong,
.mobile-version-grid span {
  display: block;
}

.mobile-version-grid strong {
  margin-bottom: 6px;
  color: var(--text);
}

.mobile-version-grid span {
  color: var(--muted);
}

.phone-shot-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(132px, 180px));
  justify-content: center;
  align-items: start;
  gap: 12px;
}

.phone-shot {
  margin: 0;
  padding: 10px;
  border: 1px solid rgba(0, 217, 255, .18);
  border-radius: 8px;
  background: rgba(0, 0, 0, .22);
}

.phone-shot img {
  width: 100%;
  aspect-ratio: 1080 / 2316;
  max-height: 390px;
  object-fit: contain;
  object-position: top;
  border-radius: 6px;
  background: #071015;
}

.phone-shot figcaption {
  margin-top: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.visual-card {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 15px;
  border: 1px solid rgba(0, 217, 255, .18);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(0, 217, 255, .07), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .04);
  box-shadow: 0 18px 42px rgba(0, 0, 0, .18);
}

.visual-card-large {
  grid-row: span 2;
}

.visual-card p {
  margin: 0;
  color: var(--muted);
}

.visual-card .shot-frame {
  border: 1px solid rgba(255, 255, 255, .08);
  background: rgba(0, 0, 0, .22);
}

.visual-card img {
  width: 100%;
}

.pro-gallery {
  padding: 10px 0 82px;
}

.compact-heading {
  padding-top: 24px;
}

.faq-section {
  padding: 34px 0 28px;
}

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

.faq-item {
  padding: 18px;
  border: 1px solid rgba(0, 217, 255, .18);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(0, 217, 255, .07), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .04);
}

.faq-item p {
  margin: 0;
  color: var(--muted);
}

.faq-item-wide {
  grid-column: 1 / -1;
}

.update-mode-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.update-mode-grid div {
  padding: 14px;
  border: 1px solid rgba(124, 255, 107, .24);
  border-radius: 8px;
  background: rgba(7, 16, 21, .48);
}

.update-mode-grid strong,
.update-mode-grid span {
  display: block;
}

.update-mode-grid strong {
  margin-bottom: 7px;
  color: var(--text);
}

.update-mode-grid span {
  color: var(--muted);
}

.version-warning {
  border-color: rgba(255, 212, 84, .34);
  background:
    linear-gradient(180deg, rgba(255, 212, 84, .1), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .04);
}

.version-warning .btn {
  margin-top: 16px;
}

.site-update-popup {
  position: fixed;
  right: clamp(14px, 3vw, 28px);
  bottom: clamp(14px, 3vw, 28px);
  z-index: 30;
  width: min(420px, calc(100% - 28px));
  padding: 20px;
  border: 1px solid rgba(124, 255, 107, .45);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(124, 255, 107, .15), rgba(0, 217, 255, .07)),
    rgba(7, 16, 21, .96);
  box-shadow: 0 24px 70px rgba(0, 0, 0, .48);
}

.site-update-popup[hidden] {
  display: none;
}

.site-update-popup h2 {
  padding-right: 28px;
  font-size: clamp(26px, 4vw, 38px);
}

.site-update-popup p:not(.eyebrow) {
  color: var(--muted);
}

.update-popup-close {
  position: absolute;
  top: 10px;
  right: 10px;
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: var(--text);
  background: rgba(255, 255, 255, .08);
  border: 1px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  font: inherit;
  font-size: 22px;
  line-height: 1;
}

.pro-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.pro-preview-band {
  padding: 70px 0 82px;
  border-top: 1px solid rgba(255, 212, 84, .22);
  border-bottom: 1px solid rgba(0, 217, 255, .14);
  background:
    linear-gradient(135deg, rgba(255, 212, 84, .09), rgba(0, 217, 255, .07)),
    rgba(6, 17, 20, .72);
}

.pro-preview-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr);
  gap: 16px;
  align-items: start;
}

.pro-preview-card {
  display: grid;
  align-content: start;
  gap: 12px;
  padding: 20px;
  border: 1px solid rgba(255, 212, 84, .24);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 212, 84, .08), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .045);
}

.pro-preview-card.is-main {
  border-color: rgba(124, 255, 107, .32);
  background:
    linear-gradient(180deg, rgba(124, 255, 107, .1), rgba(0, 217, 255, .045)),
    rgba(255, 255, 255, .05);
}

.pro-preview-kicker {
  width: fit-content;
  padding: 5px 9px;
  color: #071015;
  background: var(--yellow);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 900;
}

.pro-preview-card p,
.pro-preview-card li {
  color: var(--muted);
}

.pro-preview-card p,
.pro-preview-card ul {
  margin: 0;
}

.pro-preview-card ul {
  display: grid;
  gap: 7px;
  padding-left: 20px;
}

.proof-card p,
.platform-card p {
  margin: 0;
  color: var(--muted);
}

.shot-callout {
  position: absolute;
  z-index: 2;
  max-width: 142px;
  padding: 6px 9px;
  color: #071015;
  background: var(--yellow);
  border: 1px solid rgba(7, 16, 21, .22);
  border-radius: 6px;
  font-size: 12px;
  font-weight: 900;
  line-height: 1.15;
  box-shadow: 0 8px 20px rgba(0, 0, 0, .35);
}

.shot-callout::after {
  content: "";
  position: absolute;
  width: 58px;
  height: 2px;
  background: var(--yellow);
  transform-origin: left center;
}

.hero-utc { left: 7%; top: 18%; }
.hero-utc::after { left: 34px; top: 31px; transform: rotate(42deg); }
.hero-weather { left: 8%; bottom: 23%; }
.hero-weather::after { left: 92px; bottom: 16px; transform: rotate(0deg); }

.main-utc { left: 5%; top: 15%; }
.main-utc::after { left: 35px; top: 31px; transform: rotate(38deg); }
.main-callsign { right: 5%; top: 17%; }
.main-callsign::after { right: 100px; top: 18px; transform: rotate(180deg); }
.main-prop { right: 6%; top: 39%; }
.main-prop::after { right: 98px; top: 18px; transform: rotate(180deg); }
.main-weather { left: 7%; bottom: 25%; }
.main-weather::after { left: 100px; bottom: 17px; transform: rotate(0deg); }

.panel-tools { left: 6%; bottom: 11%; }
.panel-tools::after { left: 83px; bottom: 17px; transform: rotate(0deg); }
.callsign-field { left: 11%; bottom: 28%; }
.callsign-field::after { left: 116px; bottom: 17px; transform: rotate(0deg); }
.buttons-tools { left: 34%; top: 8%; }
.buttons-tools::after { left: 80px; top: 18px; transform: rotate(0deg); }
.map-score { right: 10%; top: 42%; }
.map-score::after { right: 98px; top: 18px; transform: rotate(180deg); }
.map-bands { left: 6%; bottom: 17%; }
.map-bands::after { left: 100px; bottom: 17px; transform: rotate(0deg); }
.noise-region { left: 15%; top: 20%; }
.noise-region::after { left: 58px; top: 18px; transform: rotate(0deg); }
.noise-qrn { right: 27%; top: 39%; }
.noise-qrn::after { right: 82px; top: 18px; transform: rotate(180deg); }
.ibp-priority { left: 6%; top: 24%; }
.ibp-priority::after { left: 116px; top: 18px; transform: rotate(0deg); }
.ibp-table { right: 9%; top: 42%; }
.ibp-table::after { right: 90px; top: 18px; transform: rotate(180deg); }
.contest-axis { left: 8%; top: 37%; }
.contest-axis::after { left: 82px; top: 18px; transform: rotate(0deg); }
.contest-advice { right: 6%; top: 38%; }
.contest-advice::after { right: 96px; top: 18px; transform: rotate(180deg); }
.aurora-zone { left: 12%; top: 25%; }
.aurora-zone::after { left: 86px; top: 18px; transform: rotate(0deg); }
.aurora-risk { right: 14%; top: 44%; }
.aurora-risk::after { right: 78px; top: 18px; transform: rotate(180deg); }
.rare-live { left: 7%; top: 28%; }
.rare-live::after { left: 94px; top: 18px; transform: rotate(0deg); }
.rare-decision { left: 10%; bottom: 22%; }
.rare-decision::after { left: 104px; bottom: 17px; transform: rotate(0deg); }
.silent-open { right: 7%; top: 44%; }
.silent-open::after { right: 108px; top: 18px; transform: rotate(180deg); }
.help-method { right: 7%; bottom: 28%; }
.help-method::after { right: 94px; bottom: 17px; transform: rotate(180deg); }

.c-utc {
  left: 7%;
  top: 4%;
}

.c-utc::after {
  left: 18px;
  top: 31px;
  transform: rotate(58deg);
}

.c-prop {
  right: 4%;
  top: 21%;
}

.c-prop::after {
  right: 86px;
  top: 27px;
  transform: rotate(180deg);
}

.c-bands {
  left: 14%;
  top: 39%;
}

.c-bands::after {
  left: 66px;
  top: 34px;
  transform: rotate(72deg);
}

.c-weather {
  right: 6%;
  top: 61%;
}

.c-weather::after {
  right: 112px;
  top: 21px;
  transform: rotate(180deg);
}

.c-buttons {
  left: 7%;
  bottom: 8%;
}

.c-buttons::after {
  left: 24px;
  bottom: 31px;
  transform: rotate(-42deg);
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  padding: 42px 0 80px;
}

.proof-card {
  display: grid;
  gap: 14px;
  padding: 14px;
}

.proof-card.large {
  grid-column: 1 / -1;
}

.proof-card div {
  padding: 0 4px 4px;
}

.roadmap {
  display: grid;
  grid-template-columns: .64fr 1.36fr;
  gap: 32px;
  align-items: start;
  padding: 70px 0;
  border-top: 1px solid var(--line);
}

.premium-band {
  border-block: 1px solid var(--line);
  background: rgba(255, 255, 255, .04);
}

.donate-band {
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(255, 212, 84, .12), rgba(255, 138, 42, .08));
}

.premium-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 32px;
  align-items: center;
  padding: 58px 0;
}

.donate-grid {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: 32px;
  align-items: center;
  padding: 48px 0;
}

.premium-panel,
.donate-panel,
.contact-panel {
  padding: 22px;
  border: 1px solid rgba(255, 212, 84, .34);
  border-radius: 8px;
  background: rgba(255, 212, 84, .08);
}

.premium-panel p,
.donate-panel p,
.contact-panel p {
  margin-top: 0;
  color: var(--muted);
  font-size: 18px;
}

.premium-feature-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 20px 0;
}

.premium-feature-list article {
  min-height: 122px;
  padding: 16px;
  border: 1px solid rgba(124, 255, 107, .3);
  border-radius: 8px;
  background: rgba(7, 16, 21, .48);
}

.premium-feature-list strong,
.premium-feature-list span {
  display: block;
}

.premium-feature-list strong {
  margin-bottom: 8px;
  color: var(--text);
  font-size: 15px;
}

.premium-feature-list span {
  color: var(--muted);
  font-size: 14px;
  line-height: 1.4;
}

.platform-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 14px;
}

.platform-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  min-height: 210px;
  padding: 22px;
}

.platform-card h3,
.platform-card p {
  overflow-wrap: normal;
  word-break: normal;
  hyphens: none;
}

.platform-card .btn {
  margin-top: 14px;
}

.platform-card.ready {
  border-color: rgba(124, 255, 107, .5);
}

.platform-card .os-logo {
  width: 52px;
  height: 52px;
  margin-bottom: 18px;
}

.platform-progress {
  width: 100%;
  margin-top: auto;
}

.platform-progress div {
  display: flex;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.platform-progress strong {
  color: var(--green);
}

.platform-progress i {
  display: block;
  height: 10px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, .08);
}

.platform-progress i::before {
  content: "";
  display: block;
  width: var(--progress);
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--cyan), var(--green));
}

.platform-progress.upcoming strong {
  color: var(--yellow);
}

.platform-progress.upcoming i::before {
  background: linear-gradient(90deg, var(--yellow), var(--orange));
}

.os-logo {
  display: inline-grid;
  place-items: center;
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
}

.windows-logo {
  grid-template-columns: repeat(2, 1fr);
  gap: 2px;
}

.windows-logo i {
  width: 100%;
  height: 100%;
  min-height: 9px;
  background: var(--cyan);
  border-radius: 1px;
}

.linux-logo {
  color: #071015;
  background: var(--yellow);
  border-radius: 50%;
  font-size: 12px;
  font-weight: 900;
}

.mac-logo {
  border-radius: 50%;
  background:
    radial-gradient(circle at 56% 32%, #071015 0 12%, transparent 13%),
    linear-gradient(145deg, #fff, #a8bdc9);
}

.site-footer {
  padding: 48px 0;
  border-top: 1px solid var(--line);
  background: #050a0e;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 36px;
  align-items: center;
}

.footer-logo {
  width: min(270px, 70vw);
  margin-bottom: 12px;
}

.copyright {
  margin: 10px 0 0;
  color: rgba(168, 189, 201, .72);
  font-size: 13px;
  font-weight: 700;
}

.mail-link {
  color: var(--green);
  font-weight: 800;
  text-decoration: none;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  max-width: 620px;
}

.footer-links a {
  padding: 10px 12px;
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 8px;
  text-decoration: none;
  background: rgba(255, 255, 255, .06);
}

.contact-hero {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(340px, .75fr);
  gap: clamp(26px, 5vw, 62px);
  align-items: center;
  min-height: calc(100vh - 70px);
  padding: 64px 0 82px;
}

.update-hero {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(340px, .6fr);
  gap: clamp(26px, 5vw, 62px);
  align-items: center;
  padding: 64px 0 42px;
}

.update-version-panel,
.latest-update-card {
  border: 1px solid rgba(124, 255, 107, .34);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(124, 255, 107, .1), rgba(255, 255, 255, .04)),
    rgba(7, 16, 21, .72);
}

.update-version-panel {
  display: grid;
  gap: 12px;
  padding: 22px;
}

.update-version-panel > span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.update-version-panel > strong {
  color: var(--green);
  font-size: clamp(42px, 7vw, 72px);
  line-height: .95;
}

.update-version-panel p {
  margin: 0;
  color: var(--muted);
}

.latest-update-section {
  padding: 20px 0 78px;
}

.latest-update-card {
  display: grid;
  gap: 22px;
  padding: clamp(18px, 4vw, 30px);
}

.latest-update-head {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: flex-start;
}

.latest-update-date {
  flex: 0 0 auto;
  padding: 9px 12px;
  color: #071015;
  background: var(--yellow);
  border-radius: 8px;
  font-weight: 900;
}

.latest-update-summary {
  margin: 0;
  color: var(--muted);
  font-size: 19px;
}

.update-history {
  display: grid;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(255, 212, 84, .24);
  border-radius: 8px;
  background: rgba(255, 255, 255, .04);
}

.update-history-head h3 {
  font-size: clamp(24px, 3vw, 34px);
}

.update-history-list {
  display: grid;
  gap: 12px;
  margin: 0;
  padding-left: 22px;
}

.update-history-list li {
  padding-left: 4px;
  color: var(--muted);
}

.update-history-list strong,
.update-history-list span {
  display: block;
}

.update-history-list strong {
  color: var(--text);
}

.update-history-list span {
  margin-top: 3px;
  color: var(--yellow);
  font-size: 13px;
  font-weight: 900;
}

.update-history-list p {
  margin: 4px 0 0;
}

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

.latest-update-grid > div {
  padding: 18px;
  border: 1px solid rgba(0, 217, 255, .18);
  border-radius: 8px;
  background: rgba(255, 255, 255, .045);
}

.latest-update-grid ul {
  display: grid;
  gap: 9px;
  margin: 12px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

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

.platform-update-card {
  display: grid;
  align-content: start;
  gap: 14px;
  padding: 18px;
  border: 1px solid rgba(0, 217, 255, .18);
  border-radius: 8px;
  background: rgba(255, 255, 255, .045);
}

.platform-update-card.is-coming {
  grid-column: 1 / -1;
  border-color: rgba(168, 189, 201, .24);
}

.platform-update-title {
  display: flex;
  gap: 14px;
  align-items: center;
}

.platform-update-title .os-logo {
  width: 44px;
  height: 44px;
}

.platform-update-title .eyebrow {
  margin-bottom: 4px;
}

.platform-update-card h3 {
  font-size: clamp(26px, 3vw, 40px);
}

.platform-update-card h4 {
  margin: 6px 0 0;
  font-size: 18px;
}

.platform-update-card ul {
  display: grid;
  gap: 9px;
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.platform-update-card p {
  margin: 0;
  color: var(--muted);
}

.linux-pro-note {
  padding: 13px;
  border: 1px solid rgba(255, 212, 84, .42);
  border-radius: 8px;
  background: rgba(255, 212, 84, .08);
}

.linux-pro-note strong {
  display: block;
  margin-bottom: 5px;
  color: var(--yellow);
}

.update-alert {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  align-items: start;
  padding: 13px;
  border: 1px solid rgba(255, 77, 100, .58);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(255, 77, 100, .16), rgba(255, 77, 100, .08)),
    rgba(7, 16, 21, .58);
}

.update-alert span {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: #fff;
  background: var(--red);
  border-radius: 50%;
  font-weight: 900;
}

.update-alert p {
  color: #ffd7dc;
  font-weight: 800;
}

.contact-copy {
  max-width: 720px;
}

.contact-panel {
  display: grid;
  gap: 18px;
  background:
    linear-gradient(180deg, rgba(255, 212, 84, .11), rgba(255, 255, 255, .05)),
    rgba(7, 16, 21, .72);
}

.contact-panel h2 {
  font-size: clamp(26px, 3vw, 38px);
}

.contact-actions {
  display: grid;
  gap: 12px;
}

.contact-email-btn {
  width: 100%;
  color: var(--text);
  cursor: pointer;
  font: inherit;
}

.contact-email-status {
  margin-bottom: 0;
}

.web-live-notice {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 80;
  max-width: min(360px, calc(100vw - 36px));
  padding: 13px 16px;
  color: #04120d;
  font-weight: 900;
  border: 0;
  border-radius: 8px;
  background: #8fffd2;
  box-shadow: 0 18px 38px rgba(0, 0, 0, .32);
  cursor: pointer;
}

.web-live-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(2, 8, 7, .72);
}

.web-live-box {
  width: min(620px, 100%);
  max-height: min(760px, 92vh);
  display: grid;
  gap: 12px;
  padding: 18px;
  overflow: auto;
  border: 1px solid rgba(143, 255, 210, .42);
  border-radius: 8px;
  background: #07140f;
  box-shadow: 0 30px 90px rgba(0, 0, 0, .48);
}

.web-live-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.web-live-title {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.web-live-head-actions {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.web-live-head button {
  padding: 8px 10px;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 8px;
  background: rgba(255, 255, 255, .08);
  cursor: pointer;
}

.web-live-secure,
.web-live-setup small {
  color: var(--muted);
}

.web-live-support-chip,
.web-live-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 24px;
  padding: 3px 9px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 999px;
  background: rgba(255, 255, 255, .06);
  font-size: 11px;
  font-weight: 900;
  letter-spacing: 0;
}

.web-live-support-chip.is-online,
.web-live-status.is-online {
  color: #8fffd2;
  border-color: rgba(143, 255, 210, .24);
  background: rgba(143, 255, 210, .09);
}

.web-live-support-chip.is-offline,
.web-live-status.is-offline,
.web-live-status.is-closed {
  color: #ffd6d6;
  border-color: rgba(255, 118, 118, .26);
  background: rgba(255, 118, 118, .08);
}

.web-live-support-chip.is-queued,
.web-live-status.is-queued {
  color: #ffeab0;
  border-color: rgba(255, 234, 176, .26);
  background: rgba(255, 234, 176, .08);
}

[data-live-support-web].is-live-chat-open [data-live-support-status-chip],
[data-live-support-web].is-live-chat-open [data-live-support-button] {
  display: none !important;
}

.web-live-support-dot,
.web-live-status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 2px rgba(0, 0, 0, .18);
  flex: 0 0 auto;
}

.web-live-setup,
.web-live-compose {
  display: grid;
  gap: 10px;
}

.web-live-setup input,
.web-live-setup textarea,
.web-live-compose textarea {
  width: 100%;
  padding: 11px 12px;
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 8px;
  background: rgba(255, 255, 255, .06);
  font: inherit;
}

.web-live-setup textarea,
.web-live-compose textarea {
  min-height: 96px;
  resize: vertical;
}

.web-live-setup input:disabled,
.web-live-setup textarea:disabled,
.web-live-compose textarea:disabled,
.web-live-compose-actions button:disabled {
  opacity: .5;
  filter: grayscale(1);
  cursor: not-allowed;
}

.web-live-chat.is-disabled {
  opacity: .92;
}

.web-live-thread {
  display: grid;
  gap: 9px;
  max-height: 340px;
  overflow: auto;
  padding: 10px;
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 8px;
  background: rgba(0, 0, 0, .18);
}

.web-live-message {
  padding: 9px 10px;
  border: 1px solid rgba(111, 184, 255, .3);
  border-radius: 8px;
  background: rgba(111, 184, 255, .08);
}

.web-live-message.admin {
  border-color: rgba(143, 255, 210, .34);
  background: rgba(143, 255, 210, .08);
}

.web-live-message p {
  margin: 5px 0 0;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.web-live-message small,
.web-live-attachment {
  display: block;
  margin-top: 6px;
  color: #ffeab0;
}

.web-live-queue {
  padding: 9px 10px;
  color: #ffeab0;
  border: 1px solid rgba(255, 234, 176, .36);
  border-radius: 8px;
  background: rgba(255, 234, 176, .08);
  font-weight: 800;
}

.legal-hero {
  max-width: 900px;
  padding: 72px 0 28px;
}

.legal-hero h1 {
  font-size: clamp(42px, 6vw, 76px);
}

.legal-reference-note {
  max-width: 780px;
  color: var(--text);
  font-size: 16px;
  line-height: 1.55;
}

.legal-content {
  display: grid;
  gap: 16px;
  max-width: 920px;
  padding: 0 0 82px;
}

.legal-content article {
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(180deg, rgba(0, 217, 255, .06), rgba(255, 255, 255, .035)),
    rgba(255, 255, 255, .045);
}

.legal-content h2 {
  margin-bottom: 10px;
  font-size: clamp(22px, 2.4vw, 32px);
}

.legal-content p,
.legal-content li {
  color: var(--muted);
  font-size: 17px;
}

.legal-content p {
  margin: 0;
}

.legal-content p + p {
  margin-top: 12px;
}

.legal-content ul {
  margin: 12px 0 0;
  padding-left: 22px;
}

.legal-content a,
.support-note a {
  color: var(--green);
  font-weight: 800;
}

.support-note {
  margin: 0;
  padding: 14px;
  color: var(--muted);
  border: 1px solid rgba(124, 255, 107, .22);
  border-radius: 8px;
  background: rgba(124, 255, 107, .07);
  font-size: 14px;
}

.support-note + .btn {
  margin-top: 14px;
}

.donate-page-panel {
  border-color: rgba(124, 255, 107, .45);
  background:
    linear-gradient(180deg, rgba(124, 255, 107, .12), rgba(255, 255, 255, .05)),
    rgba(7, 16, 21, .72);
}

.terms-box {
  display: grid;
  gap: 14px;
  padding: 16px;
  border: 1px solid rgba(255, 212, 84, .36);
  border-radius: 8px;
  background: rgba(7, 16, 21, .58);
}

.terms-box h3 {
  margin: 0;
  color: var(--yellow);
}

.terms-box ul {
  display: grid;
  gap: 8px;
  margin: 0;
  padding-left: 20px;
  color: var(--muted);
}

.terms-box li {
  padding-left: 2px;
}

.urgent-steps {
  border-color: rgba(255, 77, 100, .72);
  background:
    linear-gradient(180deg, rgba(255, 77, 100, .16), rgba(255, 255, 255, .035)),
    rgba(7, 16, 21, .68);
}

.urgent-steps h3 {
  color: var(--red);
}

.numbered-steps {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: pro-step;
}

.numbered-steps li {
  position: relative;
  display: grid;
  gap: 4px;
  min-height: 48px;
  padding: 12px 12px 12px 58px;
  border: 1px solid rgba(255, 77, 100, .5);
  border-radius: 8px;
  background: rgba(255, 77, 100, .1);
  color: var(--text);
  counter-increment: pro-step;
}

.numbered-steps li::before {
  content: counter(pro-step);
  position: absolute;
  left: 14px;
  top: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  color: #fff;
  background: var(--red);
  font-weight: 900;
}

.numbered-steps strong {
  color: #ff9aa8;
}

.numbered-steps span,
.red-warning {
  color: #ffd3d9;
}

.red-warning {
  margin: 0;
  padding: 12px;
  border: 1px solid rgba(255, 77, 100, .55);
  border-radius: 8px;
  background: rgba(255, 77, 100, .12);
  color: #ffb3bd;
  font-weight: 800;
}

.red-warning.final-paypal-warning {
  border-color: #ff0000;
  background: rgba(255, 0, 0, .18);
  color: #ff2a2a;
  font-weight: 950;
}

.terms-accept {
  display: grid;
  grid-template-columns: 22px 1fr;
  gap: 10px;
  align-items: start;
  padding: 12px;
  border: 1px solid rgba(124, 255, 107, .36);
  border-radius: 8px;
  color: var(--text);
  background: rgba(124, 255, 107, .08);
  cursor: pointer;
}

.terms-accept input {
  width: 18px;
  height: 18px;
  margin: 2px 0 0;
  accent-color: var(--green);
}

.btn.is-disabled {
  opacity: .48;
  pointer-events: none;
  filter: grayscale(.4);
}

@media (max-width: 900px) {
  .site-header {
    flex-wrap: wrap;
  }

  .main-nav {
    order: 3;
    flex-basis: 100%;
    justify-content: flex-start;
    overflow-x: auto;
  }

  .language-switch {
    margin-left: auto;
  }

  .hero,
  .download-grid,
  .trust-strip,
  .hf-noise-showcase,
  .explain-grid,
  .visual-showcase,
  .mobile-app-showcase,
  .premium-grid,
  .donate-grid,
  .roadmap,
  .footer-grid,
  .contact-hero,
  .update-hero,
  .latest-update-grid,
  .update-mode-grid,
  .platform-update-grid,
  .qso-map-showcase,
  .qso-tool-hero,
  .qso-tool-layout {
    grid-template-columns: 1fr;
  }

  .platform-update-card.is-coming {
    grid-column: auto;
  }

  .hero {
    min-height: auto;
    padding-top: 38px;
  }

  .download-grid {
    padding: 36px 0;
  }

  .platform-cards,
  .platform-stats,
  .trust-numbers,
  .benefit-strip,
  .bio-bubble,
  .bio-timeline,
  .bio-equipment,
  .bio-gallery,
  .proof-grid,
  .premium-feature-list,
  .faq-grid,
  .pro-grid,
  .pro-preview-grid,
  .phone-shot-row {
    grid-template-columns: 1fr;
  }

  .hf-noise-showcase {
    padding: 46px 0 54px;
  }

  .qso-export-panel {
    position: static;
  }

  .qso-live-stats {
    grid-template-columns: 1fr;
  }

  .pro-preview-card.is-main {
    grid-row: auto;
  }

  .phone-shot {
    width: min(100%, 300px);
    justify-self: center;
  }

  .phone-shot img {
    max-height: 430px;
  }

  .license-offers {
    grid-template-columns: 1fr;
  }

  .visual-card-large {
    grid-row: auto;
  }

  .bio-shot-large {
    grid-column: auto;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .section-shell {
    width: min(100% - 24px, 1180px);
  }

  .bio-timeline,
  .bio-equipment,
  .bio-gallery {
    gap: 10px;
  }

  h1 {
    font-size: 44px;
  }

  .hero-actions,
  .hf-noise-actions,
  .qso-map-actions,
  .hf-noise-actions .btn,
  .qso-map-actions .btn,
  .qso-controls .btn,
  .hero-actions .btn {
    width: 100%;
  }

  .qso-form-grid,
  .qso-preview-toolbar,
  .qso-preview-footer {
    grid-template-columns: 1fr;
    display: grid;
  }

  .noise-map-canvas {
    min-height: 230px;
  }

  .noise-map-stats,
  .noise-send-row,
  .hf-noise-photo-grid {
    grid-template-columns: 1fr;
  }

  .noise-send-title {
    display: grid;
  }

  .platform,
  .download-status {
    width: 100%;
    justify-content: flex-start;
  }

  .official-notice-inner {
    align-items: start;
    gap: 12px;
  }

  .official-notice p {
    font-size: 13px;
  }

  .latest-update-head {
    display: grid;
  }

  .shot-callout {
    position: static;
    display: inline-block;
    margin: 6px 6px 0 0;
    max-width: none;
  }

  .shot-callout::after {
    display: none;
  }
}