/* NativeNCA site. Fluent 2 / WinUI 3 look, no frameworks. */

/* ---------- Tokens ---------- */
:root {
  color-scheme: light;
  --font: "Segoe UI Variable Text", "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Roboto, "Noto Sans", Arial, sans-serif;
  --font-display: "Segoe UI Variable Display", "Segoe UI Variable", "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Roboto, "Noto Sans", Arial, sans-serif;
  --mono: "Cascadia Mono", "Cascadia Code", Consolas, "SF Mono", ui-monospace, monospace;

  --bg: #f3f3f3;
  --bloom-1: rgba(120, 170, 240, .42);
  --bloom-2: rgba(190, 160, 240, .34);
  --bloom-3: rgba(110, 200, 230, .28);

  --text: rgba(0, 0, 0, .9);
  --text-2: rgba(0, 0, 0, .62);
  --text-3: rgba(0, 0, 0, .46);

  --layer: rgba(255, 255, 255, .62);
  --layer-strong: rgba(255, 255, 255, .86);
  --layer-solid: #fbfbfb;
  --card: rgba(255, 255, 255, .7);
  --card-hover: rgba(255, 255, 255, .86);
  --stroke: rgba(0, 0, 0, .07);
  --stroke-strong: rgba(0, 0, 0, .12);
  --divider: rgba(0, 0, 0, .08);

  --control: rgba(255, 255, 255, .78);
  --control-hover: rgba(249, 249, 249, .62);
  --control-press: rgba(249, 249, 249, .4);
  --control-stroke: rgba(0, 0, 0, .06);
  --control-stroke-bottom: rgba(0, 0, 0, .16);
  --subtle-hover: rgba(0, 0, 0, .04);
  --subtle-press: rgba(0, 0, 0, .025);

  --accent: #005fb8;
  --accent-hover: #1a6fc0;
  --accent-press: #3381c8;
  --accent-text: #005fb8;
  --on-accent: #fff;
  --accent-soft: rgba(0, 95, 184, .1);
  --accent-stroke-bottom: rgba(0, 0, 0, .4);

  --success: #0f7b0f;
  --success-bg: #dff6dd;
  --caution: #9d5d00;
  --caution-bg: #fff4ce;
  --critical: #c42b1c;
  --critical-bg: #fde7e9;
  --info-bg: rgba(246, 246, 246, .6);

  --shadow-card: 0 2px 4px rgba(0, 0, 0, .04);
  --shadow-flyout: 0 8px 16px rgba(0, 0, 0, .14);
  --shadow-dialog: 0 32px 64px rgba(0, 0, 0, .19), 0 2px 21px rgba(0, 0, 0, .15);
  --shadow-shot: 0 24px 60px -18px rgba(30, 50, 90, .35), 0 2px 8px rgba(30, 50, 90, .08);
  /* Wallpaper the app screenshots are rendered on, used to letterbox them. */
  --shot-a: #cfe3f7;
  --shot-b: #e9ddf6;

  --r-ctrl: 4px;
  --r-card: 8px;
  --r-big: 12px;

  --ease: cubic-bezier(0, 0, 0, 1);
  --ease-in: cubic-bezier(1, 0, 1, 1);

  --wrap: 1180px;
  --gutter: 24px;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #10161e;
  --bloom-1: rgba(28, 112, 178, .55);
  --bloom-2: rgba(84, 66, 170, .42);
  --bloom-3: rgba(16, 136, 150, .38);

  --text: #fff;
  --text-2: rgba(255, 255, 255, .78);
  --text-3: rgba(255, 255, 255, .54);

  --layer: rgba(40, 44, 52, .5);
  --layer-strong: rgba(32, 36, 44, .86);
  --layer-solid: #1f2329;
  --card: rgba(255, 255, 255, .05);
  --card-hover: rgba(255, 255, 255, .08);
  --stroke: rgba(255, 255, 255, .08);
  --stroke-strong: rgba(255, 255, 255, .14);
  --divider: rgba(255, 255, 255, .08);

  --control: rgba(255, 255, 255, .06);
  --control-hover: rgba(255, 255, 255, .085);
  --control-press: rgba(255, 255, 255, .04);
  --control-stroke: rgba(255, 255, 255, .07);
  --control-stroke-bottom: rgba(255, 255, 255, .09);
  --subtle-hover: rgba(255, 255, 255, .06);
  --subtle-press: rgba(255, 255, 255, .04);

  --accent: #60cdff;
  --accent-hover: #5ab9e6;
  --accent-press: #52a6cf;
  --accent-text: #99ebff;
  --on-accent: #000;
  --accent-soft: rgba(96, 205, 255, .12);
  --accent-stroke-bottom: rgba(0, 0, 0, .14);

  --success: #6ccb5f;
  --success-bg: #393d1b;
  --caution: #fce100;
  --caution-bg: #433519;
  --critical: #ff99a4;
  --critical-bg: #442726;
  --info-bg: rgba(255, 255, 255, .04);

  --shadow-card: 0 2px 4px rgba(0, 0, 0, .2);
  --shadow-flyout: 0 8px 16px rgba(0, 0, 0, .3);
  --shadow-dialog: 0 32px 64px rgba(0, 0, 0, .4), 0 2px 21px rgba(0, 0, 0, .3);
  --shadow-shot: 0 24px 60px -18px rgba(0, 0, 0, .7), 0 2px 8px rgba(0, 0, 0, .3);
  --shot-a: #1b2a45;
  --shot-b: #104e6b;
}

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; scroll-padding-top: 72px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
}
body {
  margin: 0;
  font: 400 16px/1.55 var(--font);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* Mica-like backdrop: soft blooms that the acrylic layers blur. */
body::before {
  content: "";
  position: fixed;
  inset: -20vh -20vw;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(40vw 34vw at 18% 12%, var(--bloom-1), transparent 70%),
    radial-gradient(36vw 30vw at 86% 22%, var(--bloom-2), transparent 70%),
    radial-gradient(44vw 30vw at 60% 92%, var(--bloom-3), transparent 70%);
  filter: saturate(110%);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent-text); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 3px; }
::selection { background: var(--accent); color: var(--on-accent); }
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--text);
  outline-offset: 1px;
  box-shadow: 0 0 0 3px var(--bg);
  border-radius: var(--r-ctrl);
}
code, kbd { font-family: var(--mono); font-size: .9em; }
code {
  padding: .1em .35em;
  border-radius: 4px;
  background: var(--subtle-hover);
  border: 1px solid var(--stroke);
}
.icon { width: 20px; height: 20px; fill: currentColor; flex: none; }
.icon-24 { width: 24px; height: 24px; }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap;
}
.skip-link {
  position: fixed; left: 12px; top: -60px; z-index: 100;
  padding: 8px 14px; border-radius: var(--r-ctrl);
  background: var(--accent); color: var(--on-accent);
}
.skip-link:focus { top: 12px; }

.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }

/* Type ramp (WinUI, scaled for the web) */
.display { font: 600 clamp(34px, 4.5vw, 58px)/1.1 var(--font-display); letter-spacing: -.02em; margin: 0; }
.title-lg { font: 600 clamp(30px, 3.6vw, 42px)/1.15 var(--font-display); letter-spacing: -.015em; margin: 0; }
.title { font: 600 clamp(22px, 2.2vw, 28px)/1.25 var(--font-display); margin: 0; }
.subtitle { font: 600 20px/1.35 var(--font-display); margin: 0; }
.body-strong { font-weight: 600; }
.caption { font-size: 13px; line-height: 1.45; color: var(--text-2); }
.lead { font-size: clamp(17px, 1.5vw, 19px); line-height: 1.6; color: var(--text-2); margin: 0; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 600; letter-spacing: .02em;
  color: var(--accent-text);
  margin: 0 0 12px;
}

/* ---------- Controls ---------- */
.btn {
  --h: 40px;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: var(--h);
  padding: 0 16px;
  font: 400 15px/1 var(--font);
  color: var(--text);
  background: var(--control);
  border: 1px solid var(--control-stroke);
  border-bottom-color: var(--control-stroke-bottom);
  border-radius: var(--r-ctrl);
  cursor: pointer;
  text-decoration: none !important;
  white-space: nowrap;
  transition: background-color .083s linear, color .083s linear;
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
}
.btn:hover { background: var(--control-hover); }
.btn:active { background: var(--control-press); color: var(--text-2); border-bottom-color: var(--control-stroke); }
.btn-accent {
  background: var(--accent);
  color: var(--on-accent);
  border-color: rgba(255, 255, 255, .08);
  border-bottom-color: var(--accent-stroke-bottom);
}
.btn-accent:hover { background: var(--accent-hover); }
.btn-accent:active { background: var(--accent-press); color: var(--on-accent); opacity: .92; }
.btn-subtle { background: transparent; border-color: transparent; -webkit-backdrop-filter: none; backdrop-filter: none; }
.btn-subtle:hover { background: var(--subtle-hover); }
.btn-subtle:active { background: var(--subtle-press); }
.btn-icon { padding: 0; width: var(--h); }
.btn-lg { --h: 52px; padding: 0 22px; font-size: 16px; font-weight: 600; }
.btn-lg .icon { width: 22px; height: 22px; }

/* Download button with a second line for version and size */
.btn-download { flex-direction: row; text-align: left; padding: 8px 22px 8px 18px; min-height: 60px; gap: 14px; }
.btn-download .icon { width: 24px; height: 24px; }
.btn-download .dl-text { display: flex; flex-direction: column; gap: 4px; }
.btn-download .dl-title { font-weight: 600; font-size: 16px; line-height: 1.2; }
.btn-download .dl-meta { font-size: 12.5px; line-height: 1.2; opacity: .82; font-weight: 400; }

.hyperlink { display: inline-flex; align-items: center; gap: 6px; color: var(--accent-text); }
.hyperlink .icon { width: 16px; height: 16px; }

.badge {
  display: inline-flex; align-items: center; gap: 6px;
  height: 26px; padding: 0 10px;
  font-size: 13px; color: var(--text-2);
  background: var(--card); border: 1px solid var(--stroke); border-radius: 999px;
}
.badge .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--success); }

/* ---------- Header (acrylic app bar) ---------- */
.appbar {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 50;
  background: var(--layer);
  -webkit-backdrop-filter: blur(30px) saturate(150%);
  backdrop-filter: blur(30px) saturate(150%);
  border-bottom: 1px solid transparent;
  transition: border-color .2s, background-color .2s;
}
.appbar.scrolled { border-bottom-color: var(--divider); background: var(--layer-strong); }
.appbar-inner { position: relative; display: flex; align-items: center; gap: 8px; height: 60px; }
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); font-weight: 600; font-size: 16px; margin-right: 12px; }
.brand:hover { text-decoration: none; }
.brand img { width: 28px; height: 28px; }
.nav { display: flex; gap: 2px; margin-right: auto; }
.nav a {
  position: relative;
  display: inline-flex; align-items: center; height: 36px; padding: 0 12px;
  border-radius: var(--r-ctrl);
  color: var(--text-2); font-size: 14.5px;
}
.nav a:hover { background: var(--subtle-hover); color: var(--text); text-decoration: none; }
.nav a.active { color: var(--text); }
.nav a.active::after {
  content: ""; position: absolute; left: 50%; bottom: 2px;
  width: 16px; height: 3px; margin-left: -8px; border-radius: 3px; background: var(--accent);
}
.appbar .btn { --h: 36px; font-size: 14px; }
.appbar .btn-icon .icon { width: 18px; height: 18px; }
.theme-toggle .i-sun { display: none; }
:root[data-theme="dark"] .theme-toggle .i-sun { display: block; }
:root[data-theme="dark"] .theme-toggle .i-moon { display: none; }
.nav a { white-space: nowrap; }
.nav-menu { display: none; }
.flyout {
  /* Anchored to the app bar's right edge. A nested backdrop-filter would not
     blur the page behind the bar, so the flyout is solid. */
  position: absolute; top: calc(100% + 4px); right: 0; z-index: 60;
  width: min(100%, 280px); padding: 4px;
  display: flex; flex-direction: column;
  background: var(--layer-solid);
  border: 1px solid var(--stroke-strong);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-flyout);
  animation: flyIn .2s var(--ease);
}
.flyout[hidden] { display: none; }
@keyframes flyIn { from { opacity: 0; transform: translateY(-8px); } }
.flyout a {
  display: flex; align-items: center; gap: 10px;
  height: 40px; padding: 0 12px; border-radius: var(--r-ctrl);
  color: var(--text); font-size: 15px;
}
.flyout a:hover { background: var(--subtle-hover); text-decoration: none; }
.flyout a .icon { width: 18px; height: 18px; color: var(--text-2); }
.flyout hr { border: 0; border-top: 1px solid var(--divider); margin: 4px 0; }
.flyout a .check { margin-left: auto; color: var(--accent-text); }
.flyout a[aria-checked="true"] { font-weight: 600; }
.flyout-narrow { width: min(100%, 200px); }
.lang-btn { --h: 36px; padding: 0 10px; gap: 6px; font-size: 13px; font-weight: 600; color: var(--text-2); }
.lang-btn .icon { width: 18px; height: 18px; }
@media (max-width: 1100px) {
  .nav { display: none; }
  .nav-menu { display: block; }
  .brand { margin-right: auto; }
}
@media (max-width: 480px) {
  .appbar .hide-sm { display: none; }
  .appbar-dl { width: 36px; padding: 0; }
  .appbar-dl span { display: none; }
  .lang-btn { padding: 0 8px; }
  .hero-actions .btn { width: 100%; justify-content: flex-start; }
}

/* ---------- Sections ---------- */
section { position: relative; }
.section { padding: clamp(56px, 7vw, 88px) 0; }
.section-head { max-width: 760px; margin-bottom: clamp(32px, 4vw, 48px); }
.section-head.center { margin-inline: auto; text-align: center; }
.section-head .lead { margin-top: 14px; }

/* ---------- Hero ---------- */
.hero { padding: clamp(40px, 6vw, 80px) 0 clamp(56px, 7vw, 96px); overflow-x: clip; }
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.15fr);
  gap: clamp(32px, 4vw, 64px);
  align-items: center;
}
.hero .display { margin-top: 4px; }
.hero .display em { font-style: normal; color: var(--accent-text); }
.hero .lead { margin-top: 20px; max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; margin-top: 32px; }
.hero-sub { display: flex; flex-wrap: wrap; gap: 6px 18px; margin-top: 16px; font-size: 13.5px; color: var(--text-2); }
.hero-sub a { color: var(--text-2); text-decoration: underline; text-decoration-color: var(--stroke-strong); text-underline-offset: 3px; }
.hero-sub a:hover { color: var(--text); }
.hero-facts { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 28px; }
.hero-facts .badge .icon { width: 16px; height: 16px; color: var(--success); }
.hero-shot { position: relative; margin-right: calc(-1 * max(0px, (100vw - var(--wrap)) / 2 - 8px)); }
.hero-shot .shot { transform: perspective(1800px) rotateY(-6deg) rotateX(2deg); transform-origin: left center; transition: transform .6s var(--ease); }
.hero-shot:hover .shot { transform: perspective(1800px) rotateY(-2deg) rotateX(0); }
@media (max-width: 1000px) {
  .hero-grid { grid-template-columns: minmax(0, 1fr); }
  .hero-shot { margin-right: 0; }
  .hero-shot .shot { transform: none !important; }
}

/* Screenshot frame: the PNGs already carry their own wallpaper. */
.shot {
  position: relative;
  border-radius: var(--r-big);
  overflow: hidden;
  box-shadow: var(--shadow-shot);
  background: var(--layer-solid);
  outline: 1px solid var(--stroke);
}
.shot img { width: 100%; }
.only-dark { display: none !important; }
:root[data-theme="dark"] .only-dark { display: block !important; }
:root[data-theme="dark"] .only-light { display: none !important; }

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--stroke);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-card);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  backdrop-filter: blur(24px) saturate(140%);
}
.grid { display: grid; gap: 12px; }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
@media (max-width: 1060px) { .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 860px) { .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .grid-4, .grid-3 { grid-template-columns: 1fr; } }
@media (min-width: 601px) and (max-width: 860px) { .features > :last-child:nth-child(odd) { grid-column: span 2; } }

.feature { padding: 22px 22px 24px; transition: background-color .15s, transform .25s var(--ease); }
.feature:hover { background: var(--card-hover); }
.feature h3 { font: 600 17px/1.35 var(--font-display); margin: 16px 0 8px; }
.feature p { margin: 0; color: var(--text-2); font-size: 15px; line-height: 1.55; }
.icon-tile {
  display: grid; place-items: center;
  width: 44px; height: 44px; border-radius: 10px;
  color: var(--accent-text);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
}
.icon-tile .icon { width: 24px; height: 24px; }

/* ---------- Roast: NCALayer vs NativeNCA ---------- */
.versus {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
}
@media (max-width: 860px) { .versus { grid-template-columns: minmax(0, 1fr); } }
.versus-col { display: flex; flex-direction: column; gap: 10px; }
.versus-label { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; font-size: 14px; color: var(--text-2); }
.versus-label strong { color: var(--text); font-size: 15px; }
.timer { font-family: var(--mono); font-size: 13px; color: var(--text-2); font-variant-numeric: tabular-nums; }
.timer.done-good { color: var(--success); }
.timer.done-bad { color: var(--critical); }

/* The Java window: Swing Metal look and feel, Ocean theme, decorated JFrame.
   Deliberately not Fluent. Colours are Ocean's own: primary1 #6382bf,
   primary2 #a3b8cc, primary3 #b8cfe5, secondary1 #7a8a99, secondary3 #eeeeee. */
.retro {
  --j-p1: #6382bf; --j-p2: #a3b8cc; --j-p3: #b8cfe5; --j-s1: #7a8a99; --j-s3: #eeeeee;
  --j-bumps: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='4' height='4'%3E%3Crect width='1' height='1' fill='%23fff'/%3E%3Crect x='1' y='1' width='1' height='1' fill='%236382bf'/%3E%3Crect x='2' y='2' width='1' height='1' fill='%23fff'/%3E%3Crect x='3' y='3' width='1' height='1' fill='%236382bf'/%3E%3C/svg%3E");
  flex: 1;
  display: flex; flex-direction: column;
  font: 12px/1.3 Dialog, Arial, "Liberation Sans", Helvetica, sans-serif;
  color: #333;
  background: var(--j-s3);
  border: 1px solid #333;
  box-shadow: inset 0 0 0 1px #fff, inset 0 0 0 4px var(--j-p2), inset 0 0 0 5px var(--j-s1), 0 18px 40px -20px rgba(0, 0, 0, .5);
  padding: 5px;
  min-height: 330px;
  -webkit-font-smoothing: none;
  font-smooth: never;
  text-rendering: optimizeSpeed;
}
.retro-title {
  display: flex; align-items: center; gap: 6px;
  height: 24px; padding: 0 4px 0 8px;
  background: var(--j-p3);
  border-bottom: 1px solid var(--j-p1);
  color: #000; font-weight: 700;
}
.retro-title-text { flex: none; }
.retro-bumps { flex: 1; align-self: stretch; margin: 5px 4px; background: var(--j-bumps); }
.retro-title-btns { display: flex; gap: 2px; flex: none; }
.retro-title-btns span {
  position: relative; width: 16px; height: 14px;
  background: linear-gradient(#ffffff, var(--j-p3));
  border: 1px solid var(--j-p1);
}
.retro-title-btns .min::after { content: ""; position: absolute; left: 3px; right: 3px; bottom: 3px; height: 2px; background: #000; }
.retro-title-btns .max::after { content: ""; position: absolute; inset: 2px 3px 3px; border: 1px solid #000; border-top-width: 2px; }
.retro-title-btns .close::before, .retro-title-btns .close::after {
  content: ""; position: absolute; left: 3px; right: 3px; top: 5px; height: 2px; background: #000; transform: rotate(45deg);
}
.retro-title-btns .close::after { transform: rotate(-45deg); }
.retro-menu {
  display: flex; gap: 2px; padding: 1px 2px;
  background: linear-gradient(#ffffff, #dae4f0);
  border-bottom: 1px solid var(--j-p2);
}
.retro-menu span { padding: 2px 8px; }
.retro-menu span:first-child { background: var(--j-p3); border: 1px solid var(--j-p2); padding: 1px 7px; }
.retro-body { flex: 1; display: flex; flex-direction: column; gap: 8px; padding: 10px 8px 8px; }
.retro-row { display: flex; align-items: center; gap: 8px; }
.retro-combo {
  position: relative; flex: 1; max-width: 200px;
  height: 22px; line-height: 20px; padding: 0 26px 0 4px;
  background: linear-gradient(#ffffff, #dde8f3);
  border: 1px solid var(--j-s1);
}
.retro-combo::after {
  content: ""; position: absolute; right: 0; top: 0; bottom: 0; width: 20px;
  border-left: 1px solid var(--j-s1);
  background:
    linear-gradient(45deg, transparent 50%, #000 50%) 6px 8px / 4px 4px no-repeat,
    linear-gradient(-45deg, transparent 50%, #000 50%) 10px 8px / 4px 4px no-repeat,
    linear-gradient(#ffffff, var(--j-p3));
}
.retro-field {
  flex: 1; min-height: 130px; max-height: 180px; overflow: auto;
  padding: 3px 4px;
  background: #fff;
  border: 1px solid var(--j-s1);
  box-shadow: inset 1px 1px 0 var(--j-p2);
  font: 12px/1.35 Monospaced, "Courier New", Courier, monospace;
  color: #000;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}
.retro-field .err { color: #c00; }
.retro-field::-webkit-scrollbar { width: 17px; }
.retro-field::-webkit-scrollbar-track { background: var(--j-s3); border-left: 1px solid var(--j-p2); }
.retro-field::-webkit-scrollbar-thumb {
  background: var(--j-bumps) center / 8px 8px no-repeat, linear-gradient(90deg, #dde8f3, #fff 40%, var(--j-p3));
  border: 1px solid var(--j-p1);
}
.retro-progress {
  height: 17px; padding: 1px;
  background: var(--j-s3);
  border: 1px solid var(--j-s1);
}
.retro-progress i {
  display: block; height: 100%; width: 0%;
  background: linear-gradient(#a3b8cc, #6382bf 45%, #4a6aa8 55%, #a3b8cc);
  border-right: 1px solid #333;
  transition: width .5s steps(5);
}
.retro-actions { display: flex; justify-content: flex-end; gap: 6px; }
.retro-btn {
  min-width: 90px; height: 26px; padding: 0 14px;
  font: inherit; color: #333; cursor: pointer;
  background: linear-gradient(#dde8f3, #ffffff 30%, #b8cfe5);
  border: 1px solid var(--j-s1);
  border-radius: 0;
}
.retro-btn:hover { border-color: var(--j-p1); }
.retro-btn:active { background: var(--j-p2); }
.retro-btn:disabled { color: #b8cfe5; cursor: default; background: var(--j-s3); border-color: var(--j-p2); }
.retro-btn:focus-visible { outline: 1px solid var(--j-p2); outline-offset: -5px; box-shadow: none; border-radius: 0; }

/* The Fluent counterpart */
.fluent-win {
  flex: 1;
  display: flex; flex-direction: column;
  background: var(--layer-strong);
  border: 1px solid var(--stroke-strong);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-flyout);
  -webkit-backdrop-filter: blur(40px) saturate(160%);
  backdrop-filter: blur(40px) saturate(160%);
  min-height: 330px;
  overflow: hidden;
}
.fluent-win-title { display: flex; align-items: center; gap: 10px; height: 40px; padding: 0 14px; font-size: 13px; color: var(--text-2); }
.fluent-win-title .icon { width: 16px; height: 16px; }
.fluent-win-body { flex: 1; display: flex; flex-direction: column; gap: 12px; padding: 4px 18px 16px; }
.fw-head { display: flex; align-items: center; gap: 12px; }
.fw-head .icon-tile { width: 40px; height: 40px; background: var(--accent); color: var(--on-accent); border: 0; }
.fw-head .icon-tile .icon { width: 22px; height: 22px; }
.fw-head b { display: block; font-size: 16px; }
.fw-head span { font-size: 13px; color: var(--text-2); }
.fw-origin {
  display: flex; align-items: center; gap: 10px; padding: 10px 12px;
  background: var(--card); border: 1px solid var(--stroke); border-radius: var(--r-card);
  font-size: 14px;
}
.fw-origin .icon { color: var(--success); width: 18px; height: 18px; }
.fw-origin .pill { margin-left: auto; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; color: var(--success); background: var(--success-bg); }
.fw-key {
  display: flex; align-items: center; gap: 12px; padding: 10px 12px;
  border: 1px solid var(--accent); border-radius: var(--r-card);
  background: var(--card);
  font-size: 14px;
}
.fw-avatar { width: 34px; height: 34px; border-radius: 50%; flex: none; background: linear-gradient(180deg, #7fb3e8 0 52%, #59627b 52% 72%, #c9a15a 72%); }
.fw-key small { display: block; color: var(--text-2); font-size: 12px; }
.fw-form { display: contents; }
.fw-actions { margin-top: auto; display: grid; grid-template-columns: 1fr auto; gap: 8px; }
.fw-actions .btn { --h: 36px; font-size: 14px; white-space: normal; min-width: 0; padding-block: 6px; line-height: 1.25; }
.fw-state {
  display: none;
  flex: 1; flex-direction: column; align-items: center; justify-content: center; gap: 10px;
  text-align: center; font-size: 15px;
}
.fluent-win[data-state="hello"] .fw-form, .fluent-win[data-state="done"] .fw-form { display: none; }
.fluent-win[data-state="hello"] .fw-hello { display: flex; }
.fluent-win[data-state="done"] .fw-done { display: flex; }
.fw-hello .icon { width: 56px; height: 56px; color: var(--accent-text); animation: pulse 1s var(--ease) infinite; }
.fw-done .icon { width: 56px; height: 56px; color: var(--success); animation: pop .35s var(--ease); }
.fw-done b { font-size: 18px; }
@keyframes pulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(.9); opacity: .6; } }
@keyframes pop { from { transform: scale(.6); opacity: 0; } to { transform: scale(1); opacity: 1; } }

.versus-run { display: flex; justify-content: center; margin-top: 20px; }
.parody-note { text-align: center; margin-top: 10px; font-size: 12.5px; color: var(--text-3); }

/* Comparison table */
.compare { margin-top: clamp(40px, 5vw, 64px); overflow: hidden; }
.compare table { width: 100%; border-collapse: collapse; font-size: 15px; }
.compare th, .compare td { padding: 14px 18px; text-align: left; vertical-align: top; }
.compare thead th { font-size: 13px; font-weight: 600; color: var(--text-2); background: var(--subtle-press); border-bottom: 1px solid var(--divider); }
.compare thead th:last-child { color: var(--accent-text); }
.compare tbody tr + tr td, .compare tbody tr + tr th { border-top: 1px solid var(--divider); }
.compare tbody th { font-weight: 600; width: 22%; }
.compare td { color: var(--text-2); width: 39%; }
.compare td .cell { display: flex; gap: 10px; }
.compare td .icon { width: 18px; height: 18px; margin-top: 3px; }
.compare td.bad .icon { color: var(--critical); }
.compare td.good { color: var(--text); }
.compare td.good .icon { color: var(--success); }
@media (max-width: 700px) {
  .compare thead { display: none; }
  .compare tbody tr { display: grid; grid-template-columns: 1fr; padding: 6px 0; }
  .compare tbody tr + tr { border-top: 1px solid var(--divider); }
  .compare tbody tr + tr td, .compare tbody tr + tr th { border-top: 0; }
  .compare th, .compare td, .compare tbody th { width: auto; padding: 6px 16px; }
  .compare tbody th { padding-top: 12px; }
  .compare td::before { content: attr(data-label); display: block; font-size: 12px; color: var(--text-3); margin-bottom: 2px; }
}

/* ---------- How it works ---------- */
.how { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: clamp(32px, 5vw, 72px); align-items: center; }
@media (max-width: 900px) { .how { grid-template-columns: 1fr; } }
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; display: grid; gap: 4px; }
.steps li {
  counter-increment: step;
  position: relative;
  display: grid; grid-template-columns: 40px 1fr; gap: 16px;
  padding: 16px 12px 18px 0;
}
.steps li::before {
  content: counter(step);
  display: grid; place-items: center;
  width: 36px; height: 36px; border-radius: 50%;
  font-weight: 600; font-size: 15px;
  color: var(--accent-text);
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 26%, transparent);
}
.steps li:not(:last-child)::after {
  content: ""; position: absolute; left: 18px; top: 56px; bottom: -8px; width: 1px; background: var(--divider);
}
.steps h3 { font: 600 17px/1.35 var(--font-display); margin: 6px 0 6px; }
.steps p { margin: 0; color: var(--text-2); font-size: 15px; }
.how-shot { max-width: 460px; justify-self: center; width: 100%; }

/* ---------- Security ---------- */
.sec-card { padding: 22px; display: flex; flex-direction: column; gap: 10px; }
.sec-card h3 { font: 600 17px/1.35 var(--font-display); margin: 6px 0 0; }
.sec-card p { margin: 0; color: var(--text-2); font-size: 15px; }
.sec-card .vs {
  margin-top: auto;
  display: grid; gap: 6px;
  padding: 12px; border-radius: 6px;
  background: var(--subtle-press); border: 1px solid var(--stroke);
  font-size: 13.5px; color: var(--text-2);
}
.sec-card .vs div { display: flex; gap: 8px; }
.sec-card .vs .icon { width: 16px; height: 16px; margin-top: 3px; }
.sec-card .vs .bad .icon { color: var(--critical); }
.sec-card .vs .good .icon { color: var(--success); }
.sec-card .vs .good { color: var(--text); }

.infobar {
  display: flex; gap: 14px; align-items: flex-start;
  margin-top: 24px; padding: 16px 18px;
  border-radius: var(--r-card);
  background: var(--caution-bg);
  border: 1px solid var(--stroke);
}
.infobar > .icon { color: var(--caution); margin-top: 2px; }
.infobar b { display: block; margin-bottom: 4px; }
.infobar ul { margin: 6px 0 0; padding-left: 18px; color: var(--text-2); font-size: 15px; }
.infobar li + li { margin-top: 4px; }

.verify { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 18px; }

/* ---------- Gallery (SelectorBar + FlipView) ---------- */
.selector {
  display: flex; gap: 4px; flex-wrap: wrap;
  margin-bottom: 20px;
}
.selector button {
  position: relative;
  height: 38px; padding: 0 14px;
  font: 400 14.5px/1 var(--font); color: var(--text-2);
  background: transparent; border: 0; border-radius: var(--r-ctrl); cursor: pointer;
}
.selector button:hover { background: var(--subtle-hover); color: var(--text); }
.selector button[aria-selected="true"] { color: var(--text); font-weight: 600; }
.selector button[aria-selected="true"]::after {
  content: ""; position: absolute; left: 50%; bottom: 0; width: 16px; height: 3px; margin-left: -8px;
  border-radius: 3px; background: var(--accent);
  animation: pill .25s var(--ease);
}
@keyframes pill { from { width: 4px; margin-left: -2px; } }
.gallery { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 24px; align-items: start; }
@media (max-width: 960px) { .gallery { grid-template-columns: 1fr; } }
.gallery-stage { position: relative; }
.gallery-stage .shot {
  display: block; position: relative; width: 100%;
  aspect-ratio: 2384 / 1624; max-width: 100%;
  padding: 0; border: 0; cursor: zoom-in;
  background: linear-gradient(135deg, var(--shot-a), var(--shot-b));
}
/* Both orientations fit whole: landscape fills the frame, portrait is letterboxed on the same wallpaper. */
.gallery-stage .shot img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: contain;
  transition: opacity .18s linear;
}
.gallery-stage .shot.loading img { opacity: 0; transition-duration: .08s; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.flip-btn {
  position: absolute; top: 50%; translate: 0 -50%;
  --h: 36px;
  opacity: 0; transition: opacity .15s;
  background: var(--layer-strong);
}
.flip-btn.prev { left: 10px; }
.flip-btn.next { right: 10px; }
.gallery-stage:hover .flip-btn, .flip-btn:focus-visible { opacity: 1; }
@media (hover: none) { .flip-btn { opacity: 1; } }
.gallery-caption { padding: 20px; }
.gallery-caption h3 { font: 600 18px/1.35 var(--font-display); margin: 0 0 8px; }
.gallery-caption p { margin: 0; color: var(--text-2); font-size: 15px; }
.pips { display: flex; gap: 6px; margin-top: 18px; }
.pips span { width: 6px; height: 6px; border-radius: 3px; background: var(--stroke-strong); transition: width .25s var(--ease), background-color .25s; }
.pips span.on { width: 18px; background: var(--accent); }

/* ---------- Get started ---------- */
.start-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; }
@media (max-width: 1000px) { .start-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 600px) { .start-grid { grid-template-columns: 1fr; } }
.start-step { padding: 22px; }
.start-step .num { font: 600 13px/1 var(--font); color: var(--accent-text); letter-spacing: .04em; }
.start-step h3 { font: 600 17px/1.35 var(--font-display); margin: 10px 0 8px; }
.start-step p { margin: 0; color: var(--text-2); font-size: 15px; }
.start-cta { display: flex; flex-wrap: wrap; gap: 24px; align-items: center; justify-content: space-between; margin-top: 12px; padding: 22px 24px; }
.reqs { display: flex; flex-wrap: wrap; gap: 8px 22px; font-size: 14.5px; color: var(--text-2); }
.reqs span { display: inline-flex; align-items: center; gap: 8px; }
.reqs .icon { width: 18px; height: 18px; color: var(--text-3); }
.start-note { margin: 12px 0 0; font-size: 14px; color: var(--text-2); max-width: 60ch; }
.dl-alt { font-size: 13.5px; color: var(--text-2); margin-top: 8px; }
.dl-alt a { color: var(--accent-text); }

/* ---------- FAQ (Expanders) ---------- */
.faq { display: grid; gap: 4px; max-width: 880px; margin-inline: auto; }
.expander { background: var(--card); border: 1px solid var(--stroke); border-radius: var(--r-card); -webkit-backdrop-filter: blur(24px); backdrop-filter: blur(24px); }
.expander summary {
  display: flex; align-items: center; gap: 12px;
  min-height: 60px; padding: 14px 16px 14px 20px;
  font-weight: 600; font-size: 16px; cursor: pointer; list-style: none;
  border-radius: var(--r-card);
}
.expander summary::-webkit-details-marker { display: none; }
.expander summary:hover { background: var(--subtle-press); }
.expander summary .chev {
  margin-left: auto; flex: none;
  display: grid; place-items: center; width: 32px; height: 32px; border-radius: var(--r-ctrl);
  color: var(--text-2);
  transition: transform .2s var(--ease);
}
.expander summary:hover .chev { background: var(--subtle-hover); }
.expander[open] summary .chev { transform: rotate(180deg); }
.expander[open] summary { border-bottom: 1px solid var(--divider); border-radius: var(--r-card) var(--r-card) 0 0; }
.expander .exp-body { padding: 16px 20px 20px; color: var(--text-2); font-size: 15.5px; animation: expand .25s var(--ease); }
.expander .exp-body p { margin: 0; }
.expander .exp-body p + p, .expander .exp-body ul { margin-top: 10px; }
.expander .exp-body ul { padding-left: 20px; }
@keyframes expand { from { opacity: 0; transform: translateY(-6px); } }

/* ---------- Donate ---------- */
.donate {
  display: grid; grid-template-columns: auto 1fr auto; gap: 24px; align-items: center;
  padding: clamp(24px, 3vw, 36px);
  background:
    radial-gradient(120% 140% at 0% 0%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 60%),
    var(--card);
}
.donate .heart {
  display: grid; place-items: center; width: 64px; height: 64px; border-radius: 16px;
  color: #e3405a; background: color-mix(in srgb, #e3405a 14%, transparent);
}
.donate .heart .icon { width: 32px; height: 32px; }
.donate p { margin: 8px 0 0; color: var(--text-2); max-width: 46em; }
@media (max-width: 760px) { .donate { grid-template-columns: 1fr; } }

/* ---------- Footer ---------- */
.footer { padding: 40px 0 48px; border-top: 1px solid var(--divider); background: var(--layer); -webkit-backdrop-filter: blur(30px); backdrop-filter: blur(30px); }
.footer-top { display: flex; flex-wrap: wrap; gap: 24px 48px; justify-content: space-between; }
.footer-links { display: flex; flex-wrap: wrap; gap: 6px 22px; font-size: 14.5px; }
.footer-links a { color: var(--text-2); }
.footer-links a:hover { color: var(--text); }
.footer-legal { margin-top: 24px; font-size: 13px; color: var(--text-3); max-width: 900px; }
.footer-legal p { margin: 0; }
.footer-legal p + p { margin-top: 8px; }

/* ---------- Dialog (ContentDialog) ---------- */
dialog {
  padding: 0; border: 1px solid var(--stroke-strong);
  border-radius: var(--r-card);
  background: var(--layer-solid);
  color: var(--text);
  box-shadow: var(--shadow-dialog);
  width: min(100% - 32px, 480px);
}
dialog::backdrop { background: rgba(0, 0, 0, .3); }
:root[data-theme="dark"] dialog::backdrop { background: rgba(0, 0, 0, .5); }
dialog[open] { animation: dialogIn .25s var(--ease); }
@keyframes dialogIn { from { opacity: 0; transform: scale(1.05); } }
.dlg-body { padding: 24px; }
.dlg-body h2 { font: 600 20px/1.35 var(--font-display); margin: 0 0 10px; }
.dlg-body > p { margin: 0 0 16px; color: var(--text-2); font-size: 15px; }
.dlg-footer { display: flex; justify-content: flex-end; gap: 8px; padding: 20px 24px; background: var(--bg); border-top: 1px solid var(--divider); border-radius: 0 0 var(--r-card) var(--r-card); }
.dlg-footer .btn { min-width: 120px; }
.donate-list { display: grid; gap: 4px; }
.donate-item {
  display: flex; align-items: center; gap: 14px;
  padding: 12px 14px; border-radius: var(--r-ctrl);
  background: var(--card); border: 1px solid var(--stroke);
  color: var(--text);
}
.donate-item:hover { background: var(--card-hover); text-decoration: none; }
.donate-item b { display: block; font-size: 15px; }
.donate-item small { display: block; color: var(--text-2); font-size: 13px; }
.donate-item .icon:last-child { margin-left: auto; color: var(--text-3); width: 16px; height: 16px; }

/* Lightbox */
dialog.lightbox { width: min(100% - 32px, 1400px); background: transparent; border: 0; box-shadow: none; overflow: visible; }
dialog.lightbox img { width: 100%; max-height: 88vh; object-fit: contain; border-radius: var(--r-big); box-shadow: var(--shadow-dialog); }
dialog.lightbox .btn { position: absolute; top: -48px; right: 0; --h: 40px; background: var(--layer-strong); }

/* Toast / TeachingTip after download */
.toast {
  position: fixed; left: 50%; bottom: 24px; z-index: 60;
  width: min(100% - 32px, 460px);
  translate: -50% 140%; opacity: 0;
  display: flex; gap: 14px; align-items: flex-start;
  padding: 16px 16px 16px 18px;
  background: var(--layer-strong);
  border: 1px solid var(--stroke-strong);
  border-radius: var(--r-card);
  box-shadow: var(--shadow-flyout);
  -webkit-backdrop-filter: blur(40px) saturate(160%);
  backdrop-filter: blur(40px) saturate(160%);
  transition: translate .35s var(--ease), opacity .2s;
}
.toast.show { translate: -50% 0; opacity: 1; }
.toast > .icon { color: var(--accent-text); width: 22px; height: 22px; margin-top: 1px; }
.toast b { display: block; margin-bottom: 4px; }
.toast p { margin: 0; font-size: 14px; color: var(--text-2); }
.toast .btn { --h: 32px; margin-left: auto; flex: none; }

/* Entrance animation */
.reveal { opacity: 0; transform: translateY(16px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }