/* Otzaria Download Tracker — Material 3 theme.
   Color roles are generated from the app's own Material seed colors:
   ColorScheme.fromSeed(0xFF2C1B02) in light mode, 0xFF9C27B0 in dark mode. */

:root,
:root[data-theme="light"] {
  color-scheme: light;

  --seed: #2c1b02;
  --primary: #805610;
  --on-primary: #ffffff;
  --primary-container: #ffddb3;
  --on-primary-container: #633f00;
  --secondary: #6f5b40;
  --on-secondary: #ffffff;
  --secondary-container: #fbdebc;
  --on-secondary-container: #55432b;
  --tertiary: #51643f;
  --tertiary-container: #d3eabb;
  --on-tertiary-container: #354b25;
  --surface: #fff8f4;
  --surface-lowest: #ffffff;
  --surface-low: #fff1e5;
  --surface-container: #f9ecdf;
  --surface-container-high: #f3e6da;
  --surface-container-highest: #ede0d4;
  --card-background: #fff8f4;
  --on-surface: #201b13;
  --on-surface-variant: #4f4539;
  --outline: #817567;
  --outline-variant: #d3c4b4;
  --inverse-surface: #362f27;
  --inverse-on-surface: #fbeee2;
  --inverse-primary: #f4bd6f;
  --panel-background: #f7ede5;
  --hero-background: linear-gradient(160deg, #fff8f4 0%, #ffedd6 45%, #ffddb3 100%);
  --hero-solid: #2b2419;
  --hero-on: #241a08;
  --hero-muted: #5c4d38;
  --hero-accent: #a5670a;
  --hero-line: rgba(44, 27, 2, 0.14);
  --hero-accent-soft: rgba(165, 103, 10, 0.16);
  --hero-overlay-weak: rgba(44, 27, 2, 0.05);
  --hero-overlay-card: rgba(255, 255, 255, 0.6);
  --focus-ring: rgba(128, 86, 16, 0.5);
  --primary-ghost: rgba(128, 86, 16, 0.1);
  --shadow-color: 44, 27, 2;
  --hover-surface: #fff1e5;
  --error: #ba1a1a;
  --error-container: #ffdad6;
  --on-error-container: #410002;

  --chart-all: #805610;
  --chart-sivan22: #59628f;
  --chart-otzaria: #805610;
  --chart-library: #9a5d00;
  --chart-delta: #9c4133;
  --chart-windows: #2f6fed;
  --chart-macos: #6b6a70;
  --chart-android: #1b8f4c;
  --chart-linux: #c96a00;
  --chart-ios: #8e44ad;
  --chart-other: #8a8177;

  --shadow-1: 0 1px 2px rgba(var(--shadow-color), 0.24), 0 1px 4px rgba(var(--shadow-color), 0.12);
  --shadow-2: 0 2px 6px rgba(var(--shadow-color), 0.18), 0 4px 14px rgba(var(--shadow-color), 0.14);
  --shadow-3: 0 8px 20px rgba(var(--shadow-color), 0.16), 0 2px 8px rgba(var(--shadow-color), 0.12);
  --shell: min(1180px, calc(100% - 40px));
}

:root[data-theme="dark"] {
  color-scheme: dark;

  --seed: #9c27b0;
  --primary: #ebb5ed;
  --on-primary: #49204e;
  --primary-container: #613766;
  --on-primary-container: #ffd6fe;
  --secondary: #d7bfd5;
  --on-secondary: #3e2d3d;
  --secondary-container: #534153;
  --on-secondary-container: #f4dbf1;
  --tertiary: #b7cda0;
  --tertiary-container: #3a4c2b;
  --on-tertiary-container: #d3eabb;
  --surface: #14111a;
  --surface-lowest: #0d0b11;
  --surface-low: #1c1820;
  --surface-container: #211d27;
  --surface-container-high: #2c2731;
  --surface-container-highest: #37313c;
  --card-background: #211d27;
  --on-surface: #ebdfe6;
  --on-surface-variant: #d0c3cc;
  --outline: #998d96;
  --outline-variant: #4d444c;
  --inverse-surface: #ebdfe6;
  --inverse-on-surface: #362f27;
  --inverse-primary: #7b4e7f;
  --panel-background: #0d0b11;
  --hero-background: linear-gradient(155deg, #241f2b 0%, #0d0b11 78%);
  --hero-solid: #17131d;
  --hero-on: #ebdfe6;
  --hero-muted: #cfc3cb;
  --hero-accent: #ebb5ed;
  --hero-line: rgba(235, 223, 230, 0.12);
  --hero-accent-soft: rgba(235, 181, 237, 0.18);
  --hero-overlay-weak: rgba(255, 255, 255, 0.06);
  --hero-overlay-card: rgba(255, 255, 255, 0.05);
  --focus-ring: rgba(235, 181, 237, 0.55);
  --primary-ghost: rgba(235, 181, 237, 0.12);
  --shadow-color: 0, 0, 0;
  --hover-surface: #37313c;
  --error: #ffb4ab;
  --error-container: #93000a;
  --on-error-container: #ffdad6;

  --chart-all: #ebb5ed;
  --chart-sivan22: #bdc5ff;
  --chart-otzaria: #ebb5ed;
  --chart-library: #ffb95f;
  --chart-delta: #ffb4a8;
  --chart-windows: #a9c7ff;
  --chart-macos: #cbc4cd;
  --chart-android: #8fe3ac;
  --chart-linux: #ffbd6b;
  --chart-ios: #e2b8f2;
  --chart-other: #b8afc4;

  --shadow-1: 0 1px 3px rgba(var(--shadow-color), 0.5);
  --shadow-2: 0 3px 10px rgba(var(--shadow-color), 0.45);
  --shadow-3: 0 10px 24px rgba(var(--shadow-color), 0.5);
}

/* Compatibility aliases used by app.js's cssColor() lookups. */
:root {
  --ink: var(--on-surface);
  --ink-soft: var(--on-surface-variant);
  --paper: var(--panel-background);
  --white: var(--card-background);
  --line: var(--outline-variant);
  --muted: var(--on-surface-variant);
  --r-xs: 8px;
  --r-sm: 12px;
  --r-md: 16px;
  --r-lg: 20px;
  --r-xl: 28px;
  --r-full: 999px;

  /* The footer is always a dark chocolate band regardless of light/dark theme,
     so its text tokens don't flip the way --hero-* does. */
  --footer-on: #fff8f4;
  --footer-muted: #cbb9a8;
  --footer-line: rgba(255, 248, 244, 0.14);
  --footer-accent: #f4bd6f;
  --footer-overlay: rgba(0, 0, 0, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 84px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Rubik", "Segoe UI", system-ui, -apple-system, Arial, sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

.material-symbols {
  font-family: "Material Symbols Outlined";
  font-weight: normal;
  font-style: normal;
  display: inline-block;
  line-height: 1;
  white-space: nowrap;
  word-wrap: normal;
  direction: ltr;
  vertical-align: middle;
  font-feature-settings: "liga";
  -webkit-font-smoothing: antialiased;
  font-variation-settings: "FILL" 0, "wght" 450, "GRAD" 0, "opsz" 24;
}

button,
input,
select {
  font: inherit;
  color: inherit;
}

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

a {
  color: inherit;
}

button {
  border: 0;
  background: none;
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 3px solid var(--focus-ring);
  outline-offset: 2px;
  border-radius: var(--r-xs);
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  right: 12px;
  padding: 10px 18px;
  background: var(--inverse-surface);
  color: var(--inverse-on-surface);
  border-radius: var(--r-sm);
  transform: translateY(-150%);
  transition: transform 160ms ease;
}

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

.shell {
  width: var(--shell);
  margin-inline: auto;
}

/* ---------- Header ---------- */

.site-header {
  position: sticky;
  z-index: 20;
  top: 0;
  color: var(--on-surface);
  background: color-mix(in srgb, var(--surface-container-high) 92%, transparent);
  border-bottom: 1px solid var(--outline-variant);
  backdrop-filter: blur(16px);
}

.header-row {
  min-height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--on-surface);
  font-weight: 700;
  text-decoration: none;
}

.brand img {
  width: 32px;
  height: 32px;
  display: block;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}

.brand-text small {
  color: var(--on-surface-variant);
  font-size: 0.66rem;
  font-weight: 500;
  letter-spacing: 0.02em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 4px;
  background: var(--surface-container-highest);
  border-radius: var(--r-full);
}

.main-nav a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--r-full);
  color: var(--on-surface-variant);
  font-size: 0.86rem;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 150ms ease, color 150ms ease;
}

.main-nav a .material-symbols {
  font-size: 1.05rem;
}

.main-nav a:hover {
  background: var(--hover-surface);
  color: var(--on-surface);
}

.main-nav a.active {
  background: var(--primary);
  color: var(--on-primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.official-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border-radius: var(--r-full);
  background: var(--secondary-container);
  color: var(--on-secondary-container);
  font-size: 0.8rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.official-link .material-symbols {
  font-size: 1.05rem;
}

.theme-control {
  display: flex;
  align-items: center;
  gap: 2px;
  padding: 3px;
  background: var(--surface-container-highest);
  border-radius: var(--r-full);
}

.theme-control button {
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: var(--r-full);
  color: var(--on-surface-variant);
  transition: background-color 150ms ease, color 150ms ease;
}

.theme-control button .material-symbols {
  font-size: 1.2rem;
}

.theme-control button:hover {
  background: var(--hover-surface);
}

.theme-control button.active {
  background: var(--primary);
  color: var(--on-primary);
}

/* ---------- Buttons & chips ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border-radius: var(--r-full);
  font-size: 0.92rem;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
  transition: box-shadow 160ms ease, background-color 160ms ease, transform 120ms ease;
}

.btn .material-symbols {
  font-size: 1.2rem;
}

.btn:active {
  transform: scale(0.98);
}

.btn-filled {
  background: var(--primary);
  color: var(--on-primary);
  box-shadow: var(--shadow-1);
}

.btn-filled:hover {
  box-shadow: var(--shadow-2);
  filter: brightness(1.04);
}

.btn-tonal {
  background: var(--primary-container);
  color: var(--on-primary-container);
}

.btn-tonal:hover {
  filter: brightness(1.05);
}

.btn-outlined {
  border: 1px solid var(--outline);
  color: var(--on-surface);
}

.btn-outlined:hover {
  background: var(--hover-surface);
}

.btn-text {
  height: auto;
  padding: 0;
  color: var(--hero-on);
  font-weight: 700;
  text-underline-offset: 5px;
  text-decoration: underline;
  text-decoration-color: var(--hero-accent-soft);
}

.btn-small {
  height: 38px;
  padding: 0 16px;
  font-size: 0.82rem;
}

.btn[disabled],
.btn.is-disabled {
  opacity: 0.5;
  pointer-events: none;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 38px;
  padding: 0 16px;
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-full);
  background: var(--surface-lowest);
  color: var(--on-surface-variant);
  font-size: 0.8rem;
  font-weight: 650;
  cursor: pointer;
  transition: background-color 150ms ease, color 150ms ease, border-color 150ms ease;
}

.chip .material-symbols {
  font-size: 1.05rem;
}

.chip:hover {
  background: var(--hover-surface);
}

.chip.active {
  border-color: transparent;
  background: var(--secondary-container);
  color: var(--on-secondary-container);
}

.chip .dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: currentColor;
}

.chart-source-filter {
  margin-bottom: 18px;
}

.chart-source-filter .dot-all {
  background: var(--chart-all);
}

.chart-source-filter .dot-sivan22 {
  background: var(--chart-sivan22);
}

.chart-source-filter .dot-otzaria {
  background: var(--chart-otzaria);
}

.chart-source-filter .dot-library {
  background: var(--chart-library);
}

.chart-source-filter .dot-delta {
  background: var(--chart-delta);
}

.segmented {
  display: flex;
  align-items: center;
  padding: 4px;
  background: var(--surface-container-highest);
  border-radius: var(--r-full);
}

.segmented button {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: var(--r-full);
  color: var(--on-surface-variant);
  font-size: 0.82rem;
  font-weight: 700;
  transition: background-color 150ms ease, color 150ms ease;
}

.segmented button .material-symbols {
  font-size: 1.05rem;
}

.segmented button.active {
  background: var(--primary);
  color: var(--on-primary);
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  overflow: hidden;
  color: var(--hero-on);
  background: var(--hero-background);
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.65fr);
  align-items: center;
  gap: clamp(40px, 6vw, 90px);
  padding-block: 76px 96px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  margin: 0 0 16px;
  padding: 6px 14px 6px 6px;
  background: var(--hero-overlay-weak);
  border: 1px solid var(--hero-line);
  border-radius: var(--r-full);
  color: var(--hero-accent);
  font-size: 0.78rem;
  font-weight: 700;
}

.live-dot {
  width: 8px;
  height: 8px;
  display: inline-block;
  margin-inline-end: 8px;
  border-radius: 50%;
  background: var(--hero-accent);
  box-shadow: 0 0 0 5px var(--hero-accent-soft);
  animation: pulse 2.4s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.hero h1 {
  max-width: 760px;
  margin: 0;
  color: var(--hero-on);
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
}

.hero-lead {
  max-width: 600px;
  margin: 22px 0 0;
  color: var(--hero-muted);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 22px;
  margin-top: 32px;
}

.hero-footnote {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 22px 0 0;
  color: var(--hero-muted);
  font-size: 0.8rem;
}

.hero-footnote .material-symbols {
  font-size: 1.05rem;
}

.hero-signal {
  position: relative;
  padding: 28px;
  background: var(--hero-overlay-card);
  border: 1px solid var(--hero-line);
  border-radius: var(--r-xl);
  backdrop-filter: blur(6px);
}

.hero-signal p {
  margin: 0;
  color: var(--hero-muted);
  font-size: 0.86rem;
  font-weight: 600;
}

.hero-signal strong {
  display: block;
  margin: 10px 0 0;
  color: var(--hero-on);
  font-size: clamp(2.6rem, 4.5vw, 3.4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
}

.hero-delta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 10px;
  padding: 4px 10px;
  background: var(--hero-accent-soft);
  border-radius: var(--r-full);
  color: var(--hero-on);
  font-size: 0.76rem;
  font-weight: 700;
}

.hero-delta .material-symbols {
  color: var(--hero-accent);
  font-size: 1rem;
}

.signal-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin-top: 26px;
  padding-top: 16px;
  border-top: 1px solid var(--hero-line);
}

.signal-meta span:first-child {
  color: var(--hero-muted);
  font-size: 0.76rem;
}

.signal-meta time {
  color: var(--hero-on);
  font-size: 0.82rem;
  font-weight: 700;
}

.loading-value {
  opacity: 0.55;
}

/* ---------- Quick stats ---------- */

.quick-stats {
  position: relative;
  z-index: 2;
  margin-top: -40px;
  margin-bottom: 90px;
}

.stat-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.stat-card {
  padding: 22px 24px;
  background: var(--card-background);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-2);
}

.stat-card .stat-icon {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  margin-bottom: 14px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-radius: var(--r-sm);
}

.stat-card dt {
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 650;
}

.stat-card dd {
  margin: 6px 0 0;
  color: var(--ink);
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.stat-card span.stat-note {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 0.74rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.feature-card {
  padding: 24px;
  background: var(--card-background);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 14px;
  background: var(--secondary-container);
  color: var(--on-secondary-container);
  border-radius: var(--r-md);
  font-size: 1.35rem;
}

.feature-card h3 {
  margin: 0 0 6px;
  font-size: 1rem;
  font-weight: 750;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.85rem;
}

.about-more {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 22px 0 0;
  padding: 16px 20px;
  background: var(--surface-container);
  border-radius: var(--r-lg);
  color: var(--muted);
  font-size: 0.84rem;
}

.about-more .material-symbols {
  color: var(--primary);
  font-size: 1.1rem;
}

.about-more a {
  color: var(--primary);
  font-weight: 750;
  text-decoration: none;
}

/* ---------- Section shells ---------- */

.section-pad {
  padding-block: 90px;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 30px;
}

.section-kicker {
  display: block;
  margin: 0 0 10px;
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-heading h2,
.method-heading h2 {
  margin: 0;
  font-size: clamp(1.8rem, 3.2vw, 2.6rem);
  font-weight: 750;
  letter-spacing: -0.01em;
  line-height: 1.15;
}

.section-heading > div > p:last-child {
  max-width: 640px;
  margin: 10px 0 0;
  color: var(--muted);
}

.method-heading > p {
  max-width: 460px;
  margin: 14px 0 0;
  color: var(--muted);
}

/* ---------- Download section ---------- */

.download-section {
  background: var(--surface-container);
  border-block: 1px solid var(--line);
}

.os-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  padding: 16px 22px;
  margin-bottom: 28px;
  background: var(--secondary-container);
  color: var(--on-secondary-container);
  border-inline-start: 4px solid var(--primary);
  border-radius: var(--r-lg);
  font-size: 0.88rem;
  font-weight: 650;
}

.os-banner .material-symbols {
  margin-inline-end: 8px;
  vertical-align: -4px;
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}

.platform-card {
  display: flex;
  flex-direction: column;
  padding: 22px;
  background: var(--card-background);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  box-shadow: var(--shadow-1);
  transition: box-shadow 180ms ease, border-color 180ms ease;
}

.platform-card:hover {
  box-shadow: var(--shadow-3);
}

.platform-card.is-recommended {
  border-color: var(--primary);
  box-shadow: var(--shadow-3);
}

.platform-card.is-unavailable {
  opacity: 0.72;
}

.platform-icon {
  display: inline-grid;
  place-items: center;
  width: 46px;
  height: 46px;
  margin-bottom: 14px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-radius: var(--r-md);
}

.platform-icon .material-symbols {
  font-size: 1.6rem;
}

.platform-card h3 {
  margin: 0 0 4px;
  font-size: 1.05rem;
  font-weight: 750;
}

.recommended-tag {
  display: inline-block;
  margin-bottom: 8px;
  padding: 3px 10px;
  background: var(--primary);
  color: var(--on-primary);
  border-radius: var(--r-full);
  font-size: 0.66rem;
  font-weight: 750;
}

.platform-meta {
  flex: 1;
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 0.78rem;
}

.platform-card .btn {
  width: 100%;
}

.platform-more {
  margin-top: 12px;
}

.platform-more summary {
  list-style: none;
  color: var(--primary);
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
}

.platform-more summary::-webkit-details-marker {
  display: none;
}

.platform-more-list {
  display: grid;
  gap: 8px;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed var(--outline-variant);
}

.platform-more-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  font-size: 0.74rem;
}

.platform-more-row a {
  color: var(--primary);
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.platform-more-row span {
  overflow: hidden;
  color: var(--muted);
  text-overflow: ellipsis;
  white-space: nowrap;
}

.download-note {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 0.8rem;
}

.download-note .material-symbols {
  font-size: 1.1rem;
}

.download-note a {
  color: var(--primary);
  font-weight: 700;
}

/* ---------- Charts / stats section ---------- */

.stats-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.55fr) minmax(300px, 1fr);
  gap: 18px;
}

.panel {
  padding: clamp(20px, 3vw, 30px);
  background: var(--card-background);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-xl);
  box-shadow: var(--shadow-1);
}

.chart-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 18px;
}

#chart-summary {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 600;
}

.chart-stage {
  position: relative;
  min-height: 340px;
  direction: ltr;
}

.chart-stage canvas {
  width: 100% !important;
  height: 340px !important;
}

.chart-empty {
  position: absolute;
  inset: 0;
  display: grid;
  place-content: center;
  gap: 8px;
  padding: 40px;
  text-align: center;
  direction: rtl;
}

.chart-empty[hidden] {
  display: none;
}

.chart-empty strong {
  font-size: 1.2rem;
}

.chart-empty span {
  max-width: 440px;
  color: var(--muted);
}

.chart-note {
  margin: 16px 0 0;
  padding-top: 14px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.76rem;
}

.donut-wrap {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.donut-heading .section-kicker {
  margin-bottom: 4px;
}

.donut-subtitle {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 0.82rem;
}

.donut-stage {
  position: relative;
  height: 200px;
  margin-bottom: 18px;
}

.donut-stage canvas {
  width: 100% !important;
  height: 200px !important;
}

.donut-legend {
  display: grid;
  gap: 10px;
}

.donut-legend-row {
  display: grid;
  grid-template-columns: 14px minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
}

.donut-legend-row .dot {
  width: 12px;
  height: 12px;
  border-radius: var(--r-xs);
}

.donut-legend-row .label {
  font-weight: 650;
}

.donut-legend-row .value {
  direction: ltr;
  color: var(--muted);
  font-weight: 700;
}

/* ---------- Releases ---------- */

.releases-section {
  padding-block: 90px;
}

.result-count {
  margin: 0;
  color: var(--muted);
  font-size: 0.84rem;
  font-weight: 650;
}

.release-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.search-field {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 1;
  min-width: 220px;
  height: 50px;
  padding: 0 18px;
  background: var(--card-background);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-full);
}

.search-field .material-symbols {
  color: var(--muted);
}

.search-field input {
  flex: 1;
  height: 100%;
  border: 0;
  background: transparent;
  color: var(--ink);
}

.filter-groups {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 18px;
}

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

.release-item {
  background: var(--card-background);
  border: 1px solid var(--outline-variant);
  border-radius: var(--r-lg);
  overflow: hidden;
}

.release-item summary {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) minmax(110px, 0.4fr) minmax(100px, 0.4fr) 22px;
  align-items: center;
  gap: 16px;
  padding: 16px 20px;
  cursor: pointer;
  list-style: none;
}

.release-item summary::-webkit-details-marker {
  display: none;
}

.release-item summary:hover {
  background: var(--hover-surface);
}

.release-source-mark {
  display: inline-grid;
  place-items: center;
  width: 36px;
  height: 36px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-radius: var(--r-sm);
}

.release-source-mark .material-symbols {
  font-size: 1.1rem;
}

.release-main,
.release-title,
.release-subtitle {
  min-width: 0;
  display: block;
}

.release-title {
  overflow: hidden;
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.release-subtitle,
.release-date {
  color: var(--muted);
  font-size: 0.76rem;
}

.release-downloads {
  direction: ltr;
  font-weight: 750;
  font-size: 1.05rem;
  text-align: left;
}

.release-downloads::after {
  content: " הורדות";
  color: var(--muted);
  font-size: 0.66rem;
  font-weight: 500;
}

.release-chevron {
  color: var(--muted);
  font-size: 1.3rem;
  transition: transform 160ms ease;
}

.release-item[open] .release-chevron {
  transform: rotate(180deg);
}

.release-details {
  padding: 0 20px 22px 60px;
}

.release-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 14px;
}

.release-links a,
.release-links .link-button {
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 750;
  text-underline-offset: 4px;
}

.release-links .link-button {
  display: inline-flex;
  align-items: center;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color 150ms ease;
}

.release-links .link-button:hover {
  text-decoration-color: currentColor;
}

.asset-list {
  display: grid;
  gap: 1px;
  background: var(--outline-variant);
  border-radius: var(--r-sm);
  overflow: hidden;
}

.asset-row {
  min-height: 46px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 90px 90px;
  align-items: center;
  gap: 14px;
  padding: 8px 12px;
  background: var(--surface-container);
  font-size: 0.78rem;
}

.asset-name {
  overflow-wrap: anywhere;
}

.asset-meta {
  color: var(--muted);
  text-align: left;
  direction: ltr;
}

.asset-row a {
  color: var(--primary);
  font-weight: 750;
  text-align: left;
  text-underline-offset: 4px;
}

.empty-releases {
  padding: 48px 24px;
  color: var(--muted);
  text-align: center;
}

.load-more {
  width: 100%;
  margin-top: 4px;
  padding: 14px;
  border: 1px solid var(--outline);
  border-radius: var(--r-full);
  color: var(--ink);
  font-weight: 750;
}

.load-more:hover {
  background: var(--primary);
  border-color: var(--primary);
  color: var(--on-primary);
}

/* ---------- Method / transparency ---------- */

.method-section {
  background: var(--surface-container);
  border-block: 1px solid var(--line);
}

/* Skip layout and paint work for the data-heavy sections until they approach
   the viewport. JS separately defers their network and chart work. */
#stats,
#releases,
#method,
footer {
  content-visibility: auto;
  contain-intrinsic-size: auto 900px;
}

.method-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(40px, 6vw, 90px);
}

.method-heading {
  align-self: start;
  position: sticky;
  top: 100px;
}

.method-steps {
  margin: 0;
  padding: 0;
  list-style: none;
}

.method-steps li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 16px;
  padding-bottom: 24px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
}

.method-steps li:last-child {
  margin-bottom: 0;
  border-bottom: 0;
}

.method-steps li > span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  background: var(--primary-container);
  color: var(--on-primary-container);
  border-radius: var(--r-full);
  font-weight: 750;
}

.method-steps strong {
  font-size: 1.02rem;
}

.method-steps p {
  margin: 6px 0 0;
  color: var(--muted);
}

.data-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 20px;
}

/* ---------- Footer ---------- */

footer {
  color: var(--footer-muted);
  background: var(--hero-solid);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 32px;
  padding-block: 52px 36px;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  color: var(--footer-on);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
}

.footer-about p {
  max-width: 360px;
  margin: 0;
  color: var(--footer-muted);
  font-size: 0.84rem;
}

.footer-col h4 {
  margin: 0 0 14px;
  color: var(--footer-on);
  font-size: 0.78rem;
  font-weight: 750;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--footer-muted);
  font-size: 0.84rem;
  font-weight: 600;
  text-decoration: none;
  width: fit-content;
}

.footer-col a:hover {
  color: var(--footer-on);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.footer-banner {
  padding-block: 18px;
  background: var(--footer-overlay);
  border-block: 1px solid var(--footer-line);
  text-align: center;
}

.footer-banner p {
  margin: 0;
  color: var(--footer-accent);
  font-size: 0.88rem;
  font-weight: 700;
}

.footer-banner .material-symbols {
  font-size: 1.05rem;
  vertical-align: -3px;
}

.footer-bottom {
  padding-block: 18px;
  color: var(--footer-muted);
  font-size: 0.76rem;
  text-align: center;
}

.footer-bottom p {
  margin: 0;
}

/* ---------- Toast ---------- */

.toast {
  position: fixed;
  z-index: 60;
  bottom: 24px;
  left: 50%;
  padding: 12px 22px;
  background: var(--inverse-surface);
  color: var(--inverse-on-surface);
  border-radius: var(--r-full);
  box-shadow: var(--shadow-3);
  font-size: 0.86rem;
  font-weight: 650;
  transform: translate(-50%, 16px);
  opacity: 0;
  pointer-events: none;
  transition: transform 200ms ease, opacity 200ms ease;
}

.toast.visible {
  transform: translate(-50%, 0);
  opacity: 1;
}

.error-state {
  width: var(--shell);
  margin: 48px auto;
  padding: 24px 28px;
  background: var(--error-container);
  color: var(--on-error-container);
  border-radius: var(--r-lg);
}

/* ---------- Responsive ---------- */

@media (max-width: 1080px) {
  .download-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 980px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

  .method-heading {
    position: static;
  }
}

@media (max-width: 680px) {
  :root {
    --shell: min(100% - 24px, 1180px);
  }

  .header-row {
    min-height: auto;
    flex-wrap: wrap;
    gap: 8px 12px;
    padding-block: 8px;
  }

  .brand {
    order: 1;
  }

  .header-actions {
    order: 2;
    margin-inline-start: auto;
  }

  .main-nav {
    width: 100%;
    max-width: none;
    order: 3;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .main-nav::-webkit-scrollbar {
    display: none;
  }

  .main-nav a {
    white-space: nowrap;
  }

  .official-link span:not(.material-symbols) {
    display: none;
  }

  .hero-grid {
    padding-block: 56px 72px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .quick-stats {
    margin-top: 24px;
  }

  .stat-grid {
    grid-template-columns: 1fr 1fr;
    gap: 12px;
  }

  .section-pad,
  .releases-section {
    padding-block: 56px;
  }

  .section-heading {
    flex-direction: column;
    align-items: stretch;
  }

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

  .os-banner {
    flex-direction: column;
    align-items: stretch;
    text-align: center;
  }

  .chart-stage,
  .chart-stage canvas {
    min-height: 280px;
    height: 280px !important;
  }

  .release-item summary {
    grid-template-columns: 32px minmax(0, 1fr) 20px;
    gap: 12px;
  }

  .release-date,
  .release-downloads {
    grid-column: 2;
  }

  .release-downloads {
    grid-row: 3;
  }

  .release-chevron {
    grid-column: 3;
    grid-row: 1 / 4;
  }

  .release-details {
    padding: 0 16px 20px 52px;
  }

  .asset-row {
    grid-template-columns: minmax(0, 1fr) 74px;
  }

  .asset-meta {
    display: none;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    padding-block: 40px 28px;
  }
}

@media (max-width: 480px) {
  .download-grid {
    grid-template-columns: 1fr;
  }

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

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

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

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}