:root {
  color-scheme: dark;
  --bg: #111111;
  --panel: #161616;
  --panel-2: #1e1e1e;
  --line: #333333;
  --muted: #9d9b98;
  --text: #f7f5f3;
  --soft: #dedad5;
  --blue: #3A6E9B;
  --blue-bright: #4B8FBE;
  --button: #3d3846;
  --button-border: #5e5968;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--bg);
  color: var(--text);
  font-family: Cantarell, Ubuntu, Inter, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

img {
  pointer-events: none;
  user-select: none;
  -webkit-user-drag: none;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 64px;
  padding: 0 clamp(18px, 5vw, 64px);
  background: rgba(20, 20, 20, 0.92);
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
}

.brand img {
  width: 30px;
  height: 30px;
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(12px, 3vw, 28px);
  justify-content: flex-end;
  color: var(--soft);
  font-size: 14px;
}

nav a:hover {
  color: var(--text);
}

.icon-link,
.github-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.icon-link img,
.github-link img {
  width: 16px;
  height: 16px;
  flex: 0 0 auto;
  filter: brightness(0) invert(1);
  opacity: 0.9;
}

main {
  overflow: hidden;
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(400px, 1.4fr);
  align-items: center;
  gap: clamp(32px, 5vw, 64px);
  min-height: calc(100vh - 64px);
  padding: clamp(48px, 8vw, 96px) clamp(18px, 5vw, 64px);
  padding-bottom: clamp(32px, 5vw, 56px);
}

.hero > .marquee-wrap {
  grid-column: 1 / -1;
}

.hero-copy {
  max-width: 620px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--blue-bright);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

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

h1 {
  margin-bottom: 14px;
  font-size: clamp(54px, 9vw, 112px);
  line-height: 0.9;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(32px, 5vw, 58px);
  line-height: 1;
}

h3 {
  margin-bottom: 8px;
  font-size: 18px;
}

.lede {
  color: var(--soft);
  font-size: clamp(18px, 2.4vw, 23px);
  max-width: 600px;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 6px;
  border: 1px solid var(--button-border);
  background: var(--button);
  color: var(--text);
  font-weight: 800;
}

.button.primary {
  background: var(--blue);
  border-color: var(--blue-bright);
}

.button.secondary {
  color: var(--soft);
}

.button.disabled {
  cursor: default;
  opacity: 0.5;
  pointer-events: none;
}

.button.large {
  min-height: 52px;
  padding: 0 22px;
  white-space: nowrap;
}

.player-preview {
  width: min(100%, 760px);
  justify-self: end;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 8px;
  background: #101010;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

.window-bar {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  height: 42px;
  background: #141414;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--soft);
  font-size: 13px;
  font-weight: 700;
}

.mark {
  display: grid;
  place-items: center;
  width: 46px;
}

.mark img {
  width: 22px;
  height: 22px;
}

.window-buttons {
  display: flex;
  gap: 10px;
  padding-right: 14px;
}

.window-buttons i {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: #4c4c4c;
}

.screen {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 9;
  background:
    linear-gradient(145deg, rgba(58, 110, 155, 0.32), transparent 42%),
    linear-gradient(35deg, #151515 0%, #242424 46%, #101010 100%);
}

.screen::before {
  content: "";
  position: absolute;
  inset: 8%;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.play-ring {
  position: relative;
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  border: 2px solid rgba(247, 245, 243, 0.35);
  border-radius: 50%;
  background: rgba(17, 17, 17, 0.55);
}

.play-ring span {
  width: 0;
  height: 0;
  margin-left: 6px;
  border-top: 17px solid transparent;
  border-bottom: 17px solid transparent;
  border-left: 27px solid var(--soft);
}

.subtitle {
  position: absolute;
  bottom: 26px;
  left: 24px;
  right: 24px;
  color: var(--text);
  font-size: clamp(15px, 2vw, 20px);
  font-weight: 800;
  text-align: center;
  text-shadow: 0 2px 8px #000;
}

.controls {
  padding: 12px 18px 16px;
  background: linear-gradient(180deg, #111111, #050505);
}

.timeline {
  height: 6px;
  overflow: hidden;
  border-radius: 999px;
  background: #3a3a3a;
}

.timeline span {
  display: block;
  width: 42%;
  height: 100%;
  background: var(--blue);
}

.control-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.control-icons {
  display: flex;
  gap: 14px;
}

.control-icons i {
  display: block;
  width: 16px;
  height: 16px;
  border-radius: 3px;
  background: var(--soft);
  opacity: 0.82;
}

/* ── Converter preview ──────────────────────────────────────────────────── */

.converter-preview {
  width: 100%;
  justify-self: end;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 8px;
  background: #101010;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
}

.cvt-body {
  padding: 28px 28px 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.cvt-dropzone {
  padding: 36px 28px;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  background: #161616;
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.cvt-file-icon {
  width: 32px;
  height: 40px;
  margin-bottom: 12px;
  border: 2px solid rgba(255, 255, 255, 0.18);
  border-radius: 4px;
  background: #1e1e1e;
  position: relative;
}

.cvt-file-icon::after {
  content: "";
  position: absolute;
  top: 4px;
  right: 4px;
  width: 8px;
  height: 8px;
  border-top: 2px solid var(--blue);
  border-right: 2px solid var(--blue);
  border-radius: 0 2px 0 0;
}

.cvt-filename {
  margin: 0;
  font-size: 15px;
  font-weight: 700;
  color: var(--text);
}

.cvt-filemeta {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.cvt-fields {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cvt-field-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.cvt-field-label {
  font-size: 13px;
  color: var(--muted);
  flex: 0 0 auto;
}

.cvt-select-mock {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  flex: 1;
  min-width: 0;
  height: 38px;
  padding: 0 12px 0 14px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel-2);
  color: var(--soft);
  font-size: 14px;
  font-weight: 600;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.cvt-chevron {
  flex: 0 0 auto;
  display: block;
  width: 0;
  height: 0;
  border-left: 4px solid transparent;
  border-right: 4px solid transparent;
  border-top: 5px solid var(--muted);
  margin-left: 4px;
}

.cvt-progress-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.cvt-progress-bar {
  height: 8px;
  overflow: hidden;
  border-radius: 999px;
  background: #2d2d2d;
}

.cvt-progress-bar span {
  display: block;
  height: 100%;
  background: var(--blue);
  border-radius: 999px;
  transition: width 50ms linear;
}

.cvt-progress-meta {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--muted);
  font-weight: 600;
}

.band {
  padding: clamp(56px, 8vw, 96px) clamp(18px, 5vw, 64px);
  background: var(--panel);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.section-heading {
  max-width: 720px;
  margin-bottom: 34px;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.feature-grid article {
  min-height: 180px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--panel-2);
}

.feature-grid p,
.download p {
  color: var(--muted);
}

.download {
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 28px;
  padding: clamp(56px, 8vw, 90px) clamp(18px, 5vw, 64px);
}

.download div,
.support div {
  max-width: 720px;
}

.download-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  width: 100%;
}

.download-container {
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 100%;
}

.download-desc {
  margin: 0 0 12px 0;
  font-size: 14px;
  color: var(--soft);
}

.download-note {
  margin: 12px 0 0 0;
  font-size: 13px;
  color: var(--muted);
}

.platform-download {
  gap: 10px;
}

.platform-download img,
.email-link img {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  filter: brightness(0) invert(1);
}

.email-link {
  gap: 10px;
}

/* Installation tabs */
.install-tabs {
  display: flex;
  flex-direction: column;
  gap: 20px;
  width: 100%;
  max-width: 620px;
}

.tab-buttons {
  display: flex;
  gap: 8px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.tab-button {
  padding: 12px 16px;
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--muted);
  font-family: inherit;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: color 0.2s, border-color 0.2s;
}

.tab-button:hover {
  color: var(--text);
  border-bottom-color: var(--button-border);
}

.tab-button.active {
  color: var(--text);
  border-bottom-color: var(--blue-bright);
}

.tab-content {
  display: none;
  animation: fadeIn 0.2s ease-in-out;
  width: 100%;
  min-width: 0;
}

.tab-content.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.debian-install {
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
  width: 100%;
}

.install-desc {
  margin: 0 0 12px 0;
  font-size: 14px;
  color: var(--soft);
}

.install-code-wrapper {
  position: relative;
  margin-bottom: 12px;
}

.install-code {
  margin: 0;
  padding: 12px 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow-x: auto;
  font-size: 12px;
  line-height: 1.6;
  padding-right: 44px;
}

.install-code code {
  color: #a8d3a8;
}

.copy-button {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 32px;
  height: 32px;
  padding: 0;
  background: var(--button);
  border: 1px solid var(--button-border);
  border-radius: 4px;
  color: var(--soft);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.copy-button:hover {
  color: var(--text);
  border-color: var(--blue-bright);
  background: rgba(75, 143, 190, 0.1);
}

.copy-button:active {
  transform: scale(0.95);
}

.copy-button.copied {
  color: #a8d3a8;
  border-color: #5db85d;
}

.install-note {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

code {
  color: var(--soft);
  font-family: "Ubuntu Mono", "Cascadia Code", monospace;
}

.support {
  display: none;
}

footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding: 24px clamp(18px, 5vw, 64px);
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

footer a,
.footer-links a {
  color: var(--soft);
}

footer a:hover,
.footer-links a:hover {
  color: var(--text);
}

.footer-support-link {
  align-items: center;
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  color: var(--soft);
  font-family: inherit;
  font-size: inherit;
  padding: 0;
}

.footer-support-link:hover {
  color: var(--text);
}

/* ── Support modal ──────────────────────────────────────────────────────── */

.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.72);
  backdrop-filter: blur(4px);
  padding: 20px;
}

.modal-backdrop.hidden {
  display: none;
}

.modal-box {
  width: 100%;
  max-width: 520px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 28px 32px 32px;
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.55);
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.modal-title {
  margin-bottom: 10px;
  font-size: clamp(22px, 4vw, 30px);
  line-height: 1.1;
}

.modal-body {
  color: var(--muted);
  margin-bottom: 22px;
  font-size: 15px;
}

.modal-close {
  flex: 0 0 auto;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--muted);
  font-size: 18px;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 4px;
}

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

/* ── Releases page ──────────────────────────────────────────────────────── */

.releases-main {
  max-width: 860px;
  margin: 0 auto;
  padding: clamp(40px, 7vw, 80px) clamp(18px, 5vw, 48px) 80px;
}

.releases-header {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 36px;
}

.releases-title {
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1;
  margin-bottom: 8px;
}

.releases-subtitle {
  color: var(--muted);
  margin: 0;
  font-size: 15px;
}

.releases-tabs {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 40px;
}

.os-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.os-tab {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--muted);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: border-color 0.15s, color 0.15s;
}

.os-tab img {
  width: 16px;
  height: 16px;
  filter: brightness(0) invert(0.6);
}

.os-tab:hover {
  color: var(--text);
  border-color: var(--button-border);
}

.os-tab.active {
  background: var(--button);
  border-color: var(--button-border);
  color: var(--text);
}

.os-tab.active img {
  filter: brightness(0) invert(1);
}

.releases-filters {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.releases-filters-sep {
  width: 1px;
  height: 20px;
  background: var(--line);
  flex-shrink: 0;
}

.stable-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  user-select: none;
}

.stable-toggle input[type="checkbox"] {
  position: absolute;
  width: 1px;
  height: 1px;
  opacity: 0;
  pointer-events: none;
}

.toggle-track {
  position: relative;
  width: 34px;
  height: 20px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 999px;
  transition: background 0.18s, border-color 0.18s;
  flex-shrink: 0;
}

.stable-toggle input:checked ~ .toggle-track {
  background: var(--blue);
  border-color: var(--blue);
}

.toggle-thumb {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--muted);
  transition: transform 0.18s, background 0.18s;
}

.stable-toggle input:checked ~ .toggle-track .toggle-thumb {
  transform: translateX(14px);
  background: #fff;
}

.stable-toggle:hover .toggle-track {
  border-color: var(--button-border);
}

.stable-toggle input:focus-visible ~ .toggle-track {
  outline: 2px solid var(--blue);
  outline-offset: 2px;
}

.toggle-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--muted);
}

.stable-toggle input:checked ~ .toggle-label {
  color: var(--text);
}

.installation-guide {
  margin-bottom: 48px;
}

.installation-guide h2 {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 20px;
  margin-top: 0;
}

.install-method {
  margin-bottom: 24px;
  padding: 20px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 8px;
}

.install-method h3 {
  font-size: 14px;
  font-weight: 700;
  color: var(--blue-bright);
  margin: 0 0 12px 0;
}

.install-method p {
  margin: 0 0 12px 0;
  font-size: 14px;
  color: var(--soft);
}

.install-method pre {
  margin: 0;
  padding: 12px 14px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  overflow-x: auto;
  font-size: 12px;
  line-height: 1.6;
}

.install-method code {
  color: #a8d3a8;
  font-family: "Ubuntu Mono", "Cascadia Code", monospace;
}

.release-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.release-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  padding: 18px 22px;
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.release-item:last-child {
  border-bottom: none;
}

.release-item:nth-child(even) {
  background: var(--panel-2);
}

.release-meta {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.release-tag-row {
  display: flex;
  align-items: center;
  gap: 8px;
}

.release-version {
  font-size: 15px;
  font-weight: 800;
  color: var(--text);
  font-family: "Ubuntu Mono", "Cascadia Code", monospace;
}

.badge-latest {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--blue);
  color: #fff;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.03em;
}

.badge-pre {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: #5c4a1e;
  color: #f5c842;
  font-size: 11px;
  font-weight: 800;
}

.release-date {
  font-size: 12px;
  color: var(--muted);
}

.release-downloads {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.release-dl-btn {
  gap: 7px;
  min-height: 34px;
  padding: 0 14px;
  font-size: 13px;
}

.release-dl-btn img {
  width: 16px;
  height: 16px;
  filter: brightness(0) invert(1);
}

.release-gh-link {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-size: 13px;
  color: var(--soft);
}

.release-gh-link:hover {
  color: var(--text);
}

.releases-state {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 40px 22px;
  color: var(--muted);
  font-size: 14px;
  background: var(--panel);
}

.releases-state.hidden {
  display: none;
}

.releases-state a {
  color: var(--soft);
}

.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid var(--line);
  border-top-color: var(--blue);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  flex: 0 0 auto;
}

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

.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 28px;
}

.page-btn {
  height: 36px;
  padding: 0 16px;
  background: var(--panel-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--soft);
  font-family: inherit;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.page-btn:hover:not(:disabled) {
  color: var(--text);
  border-color: var(--button-border);
}

.page-btn:disabled {
  opacity: 0.35;
  cursor: default;
}

/* ═══════════════════════════════════════════════════════════════════════════
   ANIMATIONS & MOTION
   ═══════════════════════════════════════════════════════════════════════════ */

/* ── Hero entrance ──────────────────────────────────────────────────────── */
@keyframes fade-up {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: none; }
}

.hero-copy {
  animation: fade-up 0.8s cubic-bezier(0.22, 1, 0.36, 1) both;
}

/* ── Player preview: entrance then floating glow ───────────────────────── */
@keyframes float-glow {
  0%, 100% {
    transform: translateY(0px);
    box-shadow: 0 28px 80px rgba(0, 0, 0, 0.42);
  }
  50% {
    transform: translateY(-8px);
    box-shadow: 0 38px 92px rgba(0, 0, 0, 0.54), 0 0 60px rgba(58, 110, 155, 0.1);
  }
}

.player-preview {
  animation:
    fade-up 0.8s 0.14s cubic-bezier(0.22, 1, 0.36, 1) both,
    float-glow 7s 1.2s ease-in-out infinite;
}

/* ── Play ring: glow pulse ──────────────────────────────────────────────── */
@keyframes ring-glow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(58, 110, 155, 0);
    border-color: rgba(247, 245, 243, 0.32);
  }
  50% {
    box-shadow: 0 0 28px 6px rgba(58, 110, 155, 0.22);
    border-color: rgba(247, 245, 243, 0.62);
  }
}

.play-ring {
  animation: ring-glow 3.6s ease-in-out infinite;
}

/* ── Screen: animated blue glow overlay ───────────────────────────────── */
.screen {
  isolation: isolate;
}

.screen::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(
    ellipse at 28% 36%,
    rgba(58, 110, 155, 0.22) 0%,
    transparent 55%
  );
  animation: screen-glow 5s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: -1;
}

@keyframes screen-glow {
  from { opacity: 0.38; }
  to   { opacity: 1; }
}

/* ── Screen: border shimmer ─────────────────────────────────────────────── */
@keyframes border-shimmer {
  0%, 100% { opacity: 0.08; }
  50%       { opacity: 0.26; }
}

.screen::before {
  animation: border-shimmer 5.5s ease-in-out infinite;
}

/* ── Scroll reveal ──────────────────────────────────────────────────────── */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.65s ease, transform 0.65s ease;
  transition-delay: var(--reveal-delay, 0s);
}

[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

/* ── Button hover transitions ───────────────────────────────────────────── */
.button {
  transition:
    background-color 0.18s ease,
    border-color 0.18s ease,
    transform 0.12s ease,
    opacity 0.18s ease;
}

.button:not(.disabled):hover {
  opacity: 0.9;
}

.button.primary:not(.disabled):hover {
  background: var(--blue-bright);
}

.button:not(.disabled):active {
  transform: scale(0.97);
}

/* ── Nav link underline slide ───────────────────────────────────────────── */
nav a {
  position: relative;
  transition: color 0.18s ease;
}

nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -3px;
  width: 100%;
  height: 1px;
  background: var(--blue-bright);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

nav a:hover::after {
  transform: scaleX(1);
}

/* ── Feature card hover lift ────────────────────────────────────────────── */
.feature-grid article {
  transition:
    transform 0.22s ease,
    border-color 0.22s ease,
    box-shadow 0.22s ease;
}

.feature-grid article:hover {
  transform: translateY(-5px);
  border-color: rgba(58, 110, 155, 0.3);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.35);
}

/* ── Feature marquee ────────────────────────────────────────────────────── */
.marquee-wrap {
  margin-top: 40px;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-scroll 42s linear infinite;
}

.marquee-wrap:hover .marquee-track {
  animation-play-state: paused;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.marquee-row {
  display: flex;
  gap: 10px;
  list-style: none;
  margin: 0;
  padding: 0 5px;
  flex-shrink: 0;
}

.marquee-row li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--panel-2);
  font-size: 13px;
  font-weight: 500;
  color: var(--fg);
  white-space: nowrap;
  transition: border-color 0.18s ease, background 0.18s ease;
  cursor: default;
}

.marquee-row li:hover {
  border-color: rgba(58, 110, 155, 0.45);
  background: rgba(58, 110, 155, 0.07);
}

.marquee-row li svg,
.marquee-row li img {
  width: 15px;
  height: 15px;
  flex-shrink: 0;
  /* tint to blue #3A6E9B */
  filter: invert(43%) sepia(38%) saturate(760%) hue-rotate(169deg) brightness(91%) contrast(88%);
}

.page-label {
  font-size: 13px;
  color: var(--muted);
  min-width: 100px;
  text-align: center;
}

@media (max-width: 900px) {
  .hero,
  .download {
    grid-template-columns: 1fr;
  }

  .player-preview {
    justify-self: stretch;
  }

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

@media (max-width: 620px) {
  .topbar {
    align-items: flex-start;
    flex-direction: column;
    padding-top: 14px;
    padding-bottom: 14px;
  }

  nav {
    width: 100%;
    justify-content: flex-start;
    gap: 12px 18px;
  }

  .hero {
    min-height: auto;
  }

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

  .window-bar span {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  footer {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-links {
    gap: 14px;
  }

  .releases-header {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track,
  .marquee-track--rtl {
    animation: none;
  }
}

/* ── Feature preview card marquee ───────────────────────────────────────── */
.marquee-wrap--cards {
  margin-top: 48px;
  margin-bottom: -8px;
}

.marquee-track--rtl {
  animation-name: marquee-scroll-rtl;
  animation-duration: 120s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
}

.marquee-wrap--cards:hover .marquee-track--rtl {
  animation-play-state: paused;
}

@keyframes marquee-scroll-rtl {
  from { transform: translateX(-50%); }
  to   { transform: translateX(0); }
}

.marquee-cards {
  display: flex;
  gap: 20px;
  padding: 0 10px;
  flex-shrink: 0;
}

.preview-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
  cursor: default;
}

.preview-card__img {
  width: 380px;
  /* SVGs are 320×220, so aspect ratio is 16/11 */
  aspect-ratio: 320 / 220;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, 0.09);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition:
    transform 0.28s ease,
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.preview-card:hover .preview-card__img {
  transform: translateY(-5px) scale(1.015);
  box-shadow: 0 22px 60px rgba(0, 0, 0, 0.6);
  border-color: rgba(58, 110, 155, 0.4);
}

.preview-card span {
  font-size: 12px;
  font-weight: 600;
  color: var(--muted);
  text-align: center;
  letter-spacing: 0.02em;
}