/*
  Auteur : @edsnicolas
  Styles du site PMR DX Logger France - Version 2.2
*/

:root {
  --bg: #06162e;
  --bg-deep: #020914;
  --panel: rgba(11, 31, 59, 0.86);
  --panel-solid: #0b1f3b;
  --panel-light: #102b4f;
  --text: #f7fbff;
  --muted: #b9c7d8;
  --line: rgba(255, 255, 255, 0.14);
  --radio-blue: #29a8ff;
  --signal-green: #43e987;
  --soft-red: #ff5b66;
  --white: #ffffff;
  --gray: #edf3f8;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.32);
  --radius: 24px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 5%, rgba(41, 168, 255, 0.24), transparent 32rem),
    radial-gradient(circle at 85% 22%, rgba(67, 233, 135, 0.13), transparent 30rem),
    linear-gradient(135deg, var(--bg-deep) 0%, var(--bg) 48%, #0b213e 100%);
  min-height: 100vh;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -4;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: linear-gradient(to bottom, rgba(0, 0, 0, 0.85), transparent 85%);
}

a {
  color: inherit;
  text-decoration: none;
}

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

button,
input,
textarea {
  font: inherit;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: 0.75rem 1rem;
  color: var(--bg);
  background: var(--white);
  border-radius: 999px;
  transition: top 0.2s ease;
}

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

.radio-background {
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  overflow: hidden;
}

.wave {
  position: absolute;
  left: 50%;
  top: 18%;
  width: 40rem;
  height: 40rem;
  border: 1px solid rgba(41, 168, 255, 0.25);
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0.4);
  animation: radioWave 7s linear infinite;
}

.wave-2 {
  animation-delay: 2.2s;
}

.wave-3 {
  animation-delay: 4.4s;
}

.radar-field {
  position: absolute;
  right: -8rem;
  top: 7rem;
  width: 34rem;
  height: 34rem;
  border: 1px solid rgba(67, 233, 135, 0.2);
  border-radius: 50%;
  background:
    linear-gradient(70deg, rgba(67, 233, 135, 0.14), transparent 47%),
    repeating-radial-gradient(circle, transparent 0 4.6rem, rgba(67, 233, 135, 0.12) 4.7rem 4.8rem);
  opacity: 0.65;
  animation: radarSweep 8s linear infinite;
}

.particle {
  position: absolute;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
  background: var(--radio-blue);
  box-shadow: 0 0 22px var(--radio-blue);
  animation: particleFloat 9s ease-in-out infinite;
}

.particle-1 {
  left: 12%;
  top: 28%;
}

.particle-2 {
  left: 78%;
  top: 35%;
  animation-delay: 1.5s;
  background: var(--signal-green);
}

.particle-3 {
  left: 34%;
  top: 72%;
  animation-delay: 3s;
}

.particle-4 {
  left: 90%;
  top: 78%;
  animation-delay: 4.5s;
  background: var(--soft-red);
}

.particle-5 {
  left: 55%;
  top: 14%;
  animation-delay: 6s;
  background: var(--signal-green);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(2, 9, 20, 0.78);
  backdrop-filter: blur(18px);
}

.nav-shell {
  width: min(calc(100% - 2rem), var(--max-width));
  min-height: 78px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  white-space: nowrap;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 2.4rem;
  height: 2.4rem;
  color: var(--bg);
  background: linear-gradient(135deg, var(--radio-blue), var(--signal-green));
  border-radius: 0.8rem;
  box-shadow: 0 0 22px rgba(41, 168, 255, 0.45);
}

.nav-menu {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.nav-menu a {
  transition: color 0.2s ease;
}

.nav-menu a:hover,
.nav-menu a:focus-visible {
  color: var(--white);
}

.nav-toggle {
  display: none;
  width: 2.75rem;
  height: 2.75rem;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 0.8rem;
  background: rgba(255, 255, 255, 0.06);
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.25rem;
  height: 2px;
  margin: 0.28rem auto;
  background: var(--white);
}

.section {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 6rem 0;
}

.hero {
  min-height: calc(100vh - 78px);
  display: grid;
  align-items: center;
  padding-top: 4rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 3rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1rem;
  color: var(--signal-green);
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 0.78rem;
}

.signal-dot {
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--signal-green);
  box-shadow: 0 0 0 0 rgba(67, 233, 135, 0.7);
  animation: pulseDot 1.8s ease-out infinite;
}

.title-wrap {
  position: relative;
  display: inline-block;
}

.title-waves {
  position: absolute;
  inset: -2rem;
  z-index: -1;
  border-radius: 999px;
  background:
    repeating-radial-gradient(circle at 50% 50%, rgba(41, 168, 255, 0.2) 0 1px, transparent 2px 20px);
  opacity: 0.7;
  animation: titleWave 6s ease-in-out infinite;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 1rem;
  font-size: clamp(3rem, 8vw, 6.7rem);
  line-height: 0.9;
  letter-spacing: -0.07em;
}

h2 {
  margin-bottom: 1rem;
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.05;
  letter-spacing: -0.045em;
}

h3 {
  margin-bottom: 0.75rem;
  font-size: 1.25rem;
}

.hero-subtitle {
  color: var(--white);
  font-size: clamp(1.2rem, 2.2vw, 1.7rem);
  font-weight: 700;
}

.hero-text,
.section-heading p,
.download-card p,
.compat-card p,
.contact-section p {
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.75;
}

.badge-row,
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-top: 1.75rem;
}

.badge-row span {
  padding: 0.55rem 0.85rem;
  border: 1px solid rgba(41, 168, 255, 0.28);
  border-radius: 999px;
  color: #d9f0ff;
  background: rgba(41, 168, 255, 0.09);
  font-weight: 700;
  font-size: 0.9rem;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3.2rem;
  padding: 0.85rem 1.35rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-weight: 800;
  text-align: center;
  cursor: pointer;
  transition: transform 0.22s ease, box-shadow 0.22s ease, border-color 0.22s ease;
}

.btn:hover,
.btn:focus-visible {
  transform: translateY(-2px);
}

.btn-primary {
  color: #021124;
  background: linear-gradient(135deg, var(--radio-blue), var(--signal-green));
  box-shadow: 0 0 28px rgba(41, 168, 255, 0.32);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 0 42px rgba(41, 168, 255, 0.62), 0 0 24px rgba(67, 233, 135, 0.36);
}

.btn-secondary {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.07);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: rgba(41, 168, 255, 0.7);
  box-shadow: 0 0 30px rgba(41, 168, 255, 0.2);
}

.btn-small {
  min-height: 2.7rem;
  padding: 0.65rem 1rem;
  font-size: 0.88rem;
  white-space: nowrap;
}

.btn-pulse::after {
  content: "";
  position: absolute;
  inset: -0.45rem;
  border: 1px solid rgba(67, 233, 135, 0.34);
  border-radius: inherit;
  animation: ctaPulse 2.2s ease-out infinite;
}

.software-panel,
.feature-card,
.detail-card,
.download-card,
.compat-card,
.legal-card,
.contact-card,
.faq-item,
.screenshot-card,
.mini-card {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.045));
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.software-panel {
  overflow: hidden;
  border-radius: var(--radius);
}

.window-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.07);
}

.window-bar span {
  width: 0.72rem;
  height: 0.72rem;
  border-radius: 50%;
  background: var(--soft-red);
}

.window-bar span:nth-child(2) {
  background: #ffd166;
}

.window-bar span:nth-child(3) {
  background: var(--signal-green);
}

.window-bar strong {
  margin-left: 0.4rem;
  color: var(--muted);
  font-size: 0.9rem;
}

.panel-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding: 1.4rem;
}

.panel-grid div,
.cluster-line {
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 1rem;
  background: rgba(2, 9, 20, 0.32);
}

.panel-grid div {
  padding: 1rem;
}

.panel-grid small,
.cluster-line p {
  color: var(--muted);
}

.panel-grid strong {
  display: block;
  margin-top: 0.3rem;
  color: var(--white);
  font-size: 1.6rem;
}

.cluster-line {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin: 0 1.4rem 1.4rem;
  padding: 1rem;
}

.radio-icon,
.pulse-icon {
  position: relative;
  flex: 0 0 auto;
}

.radio-icon {
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--radio-blue);
  box-shadow: 0 0 20px rgba(41, 168, 255, 0.5);
}

.radio-icon::after,
.pulse-icon::after {
  content: "";
  position: absolute;
  inset: -0.45rem;
  border: 1px solid rgba(41, 168, 255, 0.45);
  border-radius: 50%;
  animation: signalPulse 2s ease-out infinite;
}

.map-card {
  position: relative;
  height: 260px;
  margin: 0 1.4rem 1.4rem;
  overflow: hidden;
  border: 1px solid rgba(67, 233, 135, 0.18);
  border-radius: 1.2rem;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    radial-gradient(circle at 55% 45%, rgba(67, 233, 135, 0.18), transparent 14rem),
    rgba(2, 9, 20, 0.38);
  background-size: 32px 32px, 32px 32px, auto, auto;
}

.map-ring {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 11rem;
  height: 11rem;
  border: 1px solid rgba(67, 233, 135, 0.34);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.map-ring::after {
  content: "";
  position: absolute;
  inset: 50% 0 auto 50%;
  width: 50%;
  height: 2px;
  background: linear-gradient(90deg, var(--signal-green), transparent);
  transform-origin: left center;
  animation: radarArm 4s linear infinite;
}

.map-pin {
  position: absolute;
  width: 0.85rem;
  height: 0.85rem;
  border-radius: 50%;
  background: var(--soft-red);
  box-shadow: 0 0 18px rgba(255, 91, 102, 0.75);
}

.pin-a {
  left: 28%;
  top: 62%;
}

.pin-b {
  right: 24%;
  top: 34%;
  background: var(--signal-green);
  box-shadow: 0 0 18px rgba(67, 233, 135, 0.75);
}

.map-route {
  position: absolute;
  left: 31%;
  top: 57%;
  width: 45%;
  height: 2px;
  background: linear-gradient(90deg, var(--soft-red), var(--radio-blue), var(--signal-green));
  transform: rotate(-24deg);
  transform-origin: left center;
}

.stats-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  padding-top: 0;
}

.stat {
  padding: 1.3rem;
  border: 1px solid var(--line);
  border-radius: 1.3rem;
  background: rgba(255, 255, 255, 0.06);
  text-align: center;
}

.stat strong {
  display: block;
  color: var(--signal-green);
  font-size: 2.25rem;
}

.stat span {
  color: var(--muted);
  font-weight: 700;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 2.5rem;
  text-align: center;
}

.align-left {
  margin-left: 0;
  text-align: left;
}

.card-grid,
.feature-columns,
.audience-grid {
  display: grid;
  gap: 1rem;
}

.six-grid {
  grid-template-columns: repeat(3, 1fr);
}

.feature-columns {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.feature-card,
.detail-card {
  position: relative;
  overflow: hidden;
  padding: 1.35rem;
  border-radius: 1.35rem;
  transition: transform 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.feature-card::before,
.detail-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 20% 0%, rgba(41, 168, 255, 0.18), transparent 16rem);
  opacity: 0;
  transition: opacity 0.25s ease;
}

.feature-card:hover,
.detail-card:hover {
  transform: translateY(-6px);
  border-color: rgba(41, 168, 255, 0.45);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.06));
}

.feature-card:hover::before,
.detail-card:hover::before {
  opacity: 1;
}

.icon {
  display: grid;
  place-items: center;
  width: 2.7rem;
  height: 2.7rem;
  margin-bottom: 1rem;
  border-radius: 0.9rem;
  color: var(--bg-deep);
  background: linear-gradient(135deg, var(--radio-blue), var(--signal-green));
  font-weight: 900;
  box-shadow: 0 0 20px rgba(41, 168, 255, 0.28);
}

.feature-card p,
.detail-card li,
.legal-card p,
.faq-item p {
  color: var(--muted);
  line-height: 1.65;
}

.detail-card ul {
  margin: 0;
  padding-left: 1.15rem;
}

.detail-card li + li {
  margin-top: 0.4rem;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  max-width: 900px;
  margin: 0 auto;
  justify-items: center;
}

.screenshot-card {
  display: block;
  width: min(100%, 900px);
  overflow: hidden;
  padding: 0;
  border-radius: 1.4rem;
  color: var(--white);
  cursor: zoom-in;
}

.screenshot-card-centered {
  justify-self: center;
  margin-inline: auto;
}

.screenshot-card img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: contain;
  object-position: center;
  background:
    linear-gradient(135deg, rgba(41, 168, 255, 0.2), rgba(67, 233, 135, 0.1)),
    var(--panel-solid);
  transition: transform 0.25s ease;
}

.screenshot-card:hover img {
  transform: scale(1.04);
}

.screenshot-card span {
  display: block;
  padding: 1rem;
  color: var(--muted);
  text-align: left;
}

.download-card,
.compat-card,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 2rem;
  align-items: center;
}

.download-card,
.compat-card,
.legal-card {
  position: relative;
  overflow: hidden;
  padding: 2rem;
  border-radius: var(--radius);
}

.download-card {
  background:
    radial-gradient(circle at 78% 20%, rgba(67, 233, 135, 0.18), transparent 18rem),
    linear-gradient(180deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.055));
}

.important-note {
  padding: 1rem;
  border-left: 4px solid var(--signal-green);
  border-radius: 0.85rem;
  background: rgba(67, 233, 135, 0.08);
  color: var(--white) !important;
  font-weight: 800;
}

.process-box {
  padding: 1.4rem;
  border: 1px solid rgba(67, 233, 135, 0.25);
  border-radius: 1.2rem;
  background: rgba(2, 9, 20, 0.35);
}

.process-box ol {
  margin: 0;
  padding-left: 1.3rem;
  color: var(--muted);
  line-height: 1.8;
}

.radar-mini {
  position: absolute;
  right: -7rem;
  bottom: -7rem;
  width: 21rem;
  height: 21rem;
  border-radius: 50%;
  border: 1px solid rgba(67, 233, 135, 0.2);
  background: repeating-radial-gradient(circle, transparent 0 2.8rem, rgba(67, 233, 135, 0.1) 2.9rem 3rem);
  animation: radarSweep 7s linear infinite;
}

.audience-grid {
  grid-template-columns: repeat(5, 1fr);
}

.mini-card {
  min-height: 8rem;
  display: grid;
  place-items: center;
  padding: 1.2rem;
  border-radius: 1.2rem;
  color: var(--white);
  text-align: center;
  font-weight: 800;
}

.compat-list {
  display: grid;
  gap: 0.85rem;
}

.compat-list span {
  padding: 1rem 1.1rem;
  border: 1px solid rgba(41, 168, 255, 0.28);
  border-radius: 1rem;
  background: rgba(41, 168, 255, 0.09);
  font-weight: 800;
}

.legal-card {
  max-width: 820px;
  margin: 0 auto;
}

.legal-card p:last-child,
.download-card p:last-child,
.section-heading p:last-child {
  margin-bottom: 0;
}

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  gap: 0.85rem;
}

.faq-item {
  padding: 1.1rem 1.3rem;
  border-radius: 1rem;
}

.faq-item summary {
  color: var(--white);
  font-weight: 800;
  cursor: pointer;
}

.faq-item p {
  margin: 0.8rem 0 0;
}

.contact-card {
  max-width: 820px;
  margin: 0 auto;
  padding: 2rem;
  border-radius: var(--radius);
  text-align: center;
}

.contact-lines {
  margin-top: 1.4rem;
}

.contact-lines a {
  color: var(--signal-green);
}

.site-footer {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
  padding: 2rem 0 6rem;
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.site-footer div {
  display: grid;
  gap: 0.45rem;
}

.site-footer strong,
.site-footer a {
  color: var(--white);
}

.floating-download {
  position: fixed;
  right: 1.2rem;
  bottom: 1.2rem;
  z-index: 45;
  padding: 0.9rem 1.15rem;
  border-radius: 999px;
  color: #021124;
  background: linear-gradient(135deg, var(--radio-blue), var(--signal-green));
  box-shadow: 0 0 30px rgba(41, 168, 255, 0.5);
  font-weight: 900;
  animation: floatingGlow 2.8s ease-in-out infinite;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: grid;
  place-items: center;
  padding: 2rem;
  background: rgba(2, 9, 20, 0.88);
}

.lightbox[hidden] {
  display: none;
}

.lightbox img {
  max-height: 86vh;
  border: 1px solid var(--line);
  border-radius: 1rem;
  box-shadow: var(--shadow);
}

.lightbox-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
  font-size: 2rem;
  cursor: pointer;
}

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.08s;
}

.reveal-delay-2 {
  transition-delay: 0.16s;
}

.reveal-delay-3 {
  transition-delay: 0.24s;
}

.reveal-delay-4 {
  transition-delay: 0.32s;
}

.reveal-delay-5 {
  transition-delay: 0.4s;
}

@keyframes radioWave {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.2);
  }
  20% {
    opacity: 0.8;
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(1.35);
  }
}

@keyframes radarSweep {
  to {
    transform: rotate(360deg);
  }
}

@keyframes radarArm {
  to {
    transform: rotate(360deg);
  }
}

@keyframes particleFloat {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
    opacity: 0.35;
  }
  50% {
    transform: translate3d(1.5rem, -2rem, 0);
    opacity: 1;
  }
}

@keyframes pulseDot {
  to {
    box-shadow: 0 0 0 0.9rem rgba(67, 233, 135, 0);
  }
}

@keyframes titleWave {
  0%,
  100% {
    transform: scale(0.96);
    opacity: 0.42;
  }
  50% {
    transform: scale(1.06);
    opacity: 0.76;
  }
}

@keyframes ctaPulse {
  to {
    opacity: 0;
    transform: scale(1.12);
  }
}

@keyframes signalPulse {
  to {
    opacity: 0;
    transform: scale(1.9);
  }
}

@keyframes floatingGlow {
  0%,
  100% {
    transform: translateY(0);
    box-shadow: 0 0 26px rgba(41, 168, 255, 0.44);
  }
  50% {
    transform: translateY(-5px);
    box-shadow: 0 0 38px rgba(67, 233, 135, 0.42);
  }
}

@media (max-width: 1080px) {
  .nav-menu {
    gap: 0.7rem;
    font-size: 0.88rem;
  }

  .nav-shell > .btn {
    display: none;
  }

  .audience-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 860px) {
  .nav-toggle {
    display: block;
  }

  .nav-menu {
    position: absolute;
    left: 1rem;
    right: 1rem;
    top: 78px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: 1rem;
    background: rgba(2, 9, 20, 0.96);
  }

  .nav-menu.is-open {
    display: flex;
  }

  .nav-menu a {
    padding: 0.7rem;
  }

  .hero-grid,
  .download-card,
  .compat-card,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .six-grid,
  .feature-columns,
  .gallery-grid {
    grid-template-columns: 1fr;
  }

  .stats-strip {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 580px) {
  .section {
    padding: 4rem 0;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .brand span:last-child {
    max-width: 12rem;
    white-space: normal;
    line-height: 1.1;
  }

  .hero-actions,
  .badge-row {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .panel-grid,
  .stats-strip,
  .audience-grid {
    grid-template-columns: 1fr;
  }

  .download-card,
  .compat-card,
  .legal-card {
    padding: 1.25rem;
  }

  .site-footer {
    flex-direction: column;
  }

  .floating-download {
    left: 1rem;
    right: 1rem;
    text-align: center;
  }
}

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

  .reveal {
    opacity: 1;
    transform: none;
  }
}