/* ==========================================================================
   AppsZone — shared styles (tokens, base, header, devices, app page)
   Mobile first. Tokens follow the V1 spec (§25 colors, §26 type, §28 cards).
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --bg: #FAFAF8;
  --surface: #FFFFFF;
  --surface-2: #F3F3EF;
  --text: #111111;
  --text-2: #666666;
  --muted: #8A8A8A;
  --border: #E7E7E3;
  --border-strong: #D6D6D0;
  --accent: #6C5CE7;
  --accent-soft: #F0EEFF;
  --success: #16845B;

  --font: "Geist", ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --fs-h1: clamp(2.5rem, 1.2rem + 5.2vw, 4.75rem);
  --fs-h2: clamp(1.875rem, 1.35rem + 2.2vw, 3rem);
  --fs-h3: clamp(1.375rem, 1.25rem + .5vw, 1.625rem);
  --fs-card: clamp(1.25rem, 1.18rem + .25vw, 1.375rem);
  --fs-lead: clamp(1.0625rem, 1rem + .35vw, 1.25rem);
  --fs-meta: .8125rem;

  --gutter: 20px;
  --maxw: 1240px;
  --radius: 20px;
  --radius-inner: 14px;
  --header-h: 64px;

  --shadow-lift: 0 1px 2px rgba(17, 17, 17, .04), 0 16px 36px -16px rgba(17, 17, 17, .16);
  --ease: cubic-bezier(.2, .7, .2, 1);
}

@media (min-width: 640px)  { :root { --gutter: 32px; } }
@media (min-width: 1100px) { :root { --gutter: 48px; } }

/* ---------- Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 68px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

h1, h2, h3, p, ul, ol, figure, blockquote { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
svg { display: block; flex-shrink: 0; }
img { max-width: 100%; display: block; }

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

::selection { background: var(--accent-soft); color: var(--text); }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute; left: 16px; top: -48px; z-index: 100;
  padding: 10px 16px; border-radius: 10px;
  background: var(--text); color: #fff; font-weight: 500;
  transition: top .2s var(--ease);
}
.skip-link:focus { top: 12px; }

.container {
  width: 100%;
  max-width: calc(var(--maxw) + var(--gutter) * 2);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Type ---------- */
.h1, .h2, h3 {
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.h1 { font-size: var(--fs-h1); line-height: 1.0; letter-spacing: -0.045em; }
.h2 { font-size: var(--fs-h2); }

.eyebrow {
  font-family: var(--mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 14px;
}

.lead, .section-desc {
  font-size: var(--fs-lead);
  line-height: 1.55;
  color: var(--text-2);
  text-wrap: pretty;
}

/* Metadata row: Android · Productivity · Free */
.meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  font-size: var(--fs-meta);
  color: var(--muted);
  line-height: 1.4;
}
.meta > span { white-space: nowrap; }
.meta > span + span::before {
  content: "·";
  margin-inline: 7px;
  color: var(--border-strong);
}

/* ---------- Buttons & links ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-size: .9375rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  white-space: nowrap;
  transition: background-color .2s var(--ease), border-color .2s var(--ease), color .2s var(--ease), transform .2s var(--ease);
}
.btn svg { width: 18px; height: 18px; transition: transform .25s var(--ease); }
.btn:hover svg { transform: translateX(3px); }
.btn:active { transform: scale(.98); }

.btn-primary { background: var(--text); color: #fff; }
.btn-primary:hover { background: #2B2B2B; }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  box-shadow: inset 0 0 0 1px var(--border);
}
.btn-secondary:hover { box-shadow: inset 0 0 0 1px var(--border-strong); }

.btn-sm { height: 40px; padding: 0 16px; font-size: .875rem; }
.btn-sm svg { width: 16px; height: 16px; }
.btn-lg { height: 52px; padding: 0 26px; font-size: 1rem; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  transition: color .2s var(--ease);
}
.link-arrow svg { width: 16px; height: 16px; transition: transform .25s var(--ease); }
a.link-arrow:hover { color: var(--accent); }
a.link-arrow:hover svg { transform: translateX(3px); }

/* Makes a whole card clickable from one real link */
.stretched::after { content: ""; position: absolute; inset: 0; z-index: 1; border-radius: inherit; }
.stretched:focus-visible { outline: none; }
.stretched:focus-visible::after { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: var(--radius); }

/* "Live" tag: a pulsing dot marks products people can use today */
.live-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px 3px 7px;
  border-radius: 99px;
  background: #E3F4EC;
  color: var(--success);
  font-family: var(--mono);
  font-size: .6875rem;
  font-weight: 500;
  letter-spacing: .06em;
  text-transform: uppercase;
  white-space: nowrap;
}
.live-tag::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  box-shadow: 0 0 0 0 rgba(22, 132, 91, .45);
}
@media (prefers-reduced-motion: no-preference) { .live-tag::before { animation: live-pulse 2s ease-out infinite; } }
@keyframes live-pulse { to { box-shadow: 0 0 0 6px rgba(22, 132, 91, 0); } }

/* ---------- App icon ---------- */
.app-icon {
  --s: 48px;
  width: var(--s);
  height: var(--s);
  border-radius: calc(var(--s) * .29);
  background: var(--icon);
  color: #fff;
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, .18),
    inset 0 0 0 1px rgba(0, 0, 0, .06),
    0 1px 2px rgba(17, 17, 17, .12);
}
.app-icon svg { width: 52%; height: 52%; }
.app-icon--xs { --s: 28px; }
.app-icon--sm { --s: 36px; }
.app-icon--lg { --s: 56px; }

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background-color .3s var(--ease), border-color .3s var(--ease), -webkit-backdrop-filter .3s var(--ease), backdrop-filter .3s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(250, 250, 248, .78);
  -webkit-backdrop-filter: saturate(1.8) blur(20px);
  backdrop-filter: saturate(1.8) blur(20px);
  border-bottom-color: var(--border);
}
.site-header.is-open { background: var(--bg); border-bottom-color: var(--border); }
.site-header + main { padding-top: var(--header-h); }

.nav {
  display: flex;
  align-items: center;
  gap: 24px;
  height: var(--header-h);
  transition: height .3s var(--ease);
}
.site-header.is-scrolled .nav { height: 52px; }

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 1.0625rem;
  font-weight: 600;
  letter-spacing: -0.025em;
  color: var(--text);
}
.logo-mark { width: 24px; height: 24px; color: var(--text); }

.nav-links { display: none; margin-left: auto; gap: 2px; }
.nav-links a {
  padding: 8px 14px;
  border-radius: 999px;
  font-size: .9375rem;
  font-weight: 500;
  color: var(--text-2);
  transition: color .2s var(--ease), background-color .2s var(--ease);
}
.nav-links a:hover { color: var(--text); background: rgba(17, 17, 17, .045); }

.nav-cta { display: none; }

.menu-toggle {
  margin-left: auto;
  width: 44px;
  height: 44px;
  margin-right: -10px;
  display: grid;
  place-content: center;
  gap: 6px;
  border-radius: 12px;
}
.menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  border-radius: 2px;
  background: var(--text);
  transition: transform .3s var(--ease);
}
.menu-toggle[aria-expanded="true"] span:first-child { transform: translateY(3.75px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:last-child  { transform: translateY(-3.75px) rotate(-45deg); }

.mobile-menu {
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 24px 48px -24px rgba(17, 17, 17, .18), 0 0 0 100vmax rgba(17, 17, 17, .18);
  clip-path: inset(0 0 -100vmax 0);
  animation: menu-in .3s var(--ease);
}
.mobile-menu nav { display: flex; flex-direction: column; padding-block: 8px 24px; }
.mobile-menu nav > a:not(.btn) {
  display: flex;
  align-items: center;
  min-height: 56px;
  font-size: 1.25rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--border);
}
.mobile-menu .btn { margin-top: 24px; width: 100%; }

@keyframes menu-in {
  from { opacity: 0; transform: translateY(-8px); }
  to   { opacity: 1; transform: none; }
}

@media (min-width: 900px) {
  .nav-links, .nav-cta { display: inline-flex; }
  .menu-toggle, .mobile-menu { display: none !important; }
}

/* ==========================================================================
   Device mocks (placeholder screens — see screens.js)
   Inner sizes use --u: one unit of the device's design width.
   ========================================================================== */
.device { container-type: inline-size; }

/* Phone: 260 × 540 design units */
.phone {
  --u: calc(100cqw / 260);
  position: relative;
  aspect-ratio: 260 / 540;
  padding: calc(var(--u) * 6);
  border-radius: calc(var(--u) * 38);
  background: #141414;
  box-shadow:
    inset 0 0 0 calc(var(--u) * 1.5) #333,
    0 1px 2px rgba(17, 17, 17, .08),
    0 32px 64px -24px rgba(17, 17, 17, .32);
}
.phone-screen {
  position: relative;
  height: 100%;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  border-radius: calc(var(--u) * 32);
  line-height: 1.3;
  user-select: none;
}
.phone-screen b { font-weight: 600; }
.phone-screen small { font-size: inherit; }

.sb {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: calc(var(--u) * 30);
  padding: calc(var(--u) * 2) calc(var(--u) * 20) 0;
  font-size: calc(var(--u) * 11);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}
.sb-cam {
  position: absolute;
  top: calc(var(--u) * 10);
  left: 50%;
  width: calc(var(--u) * 11);
  height: calc(var(--u) * 11);
  transform: translateX(-50%);
  border-radius: 50%;
  background: #0A0A0A;
}
.sb-icons { width: calc(var(--u) * 40); height: auto; }

.gesture {
  position: absolute;
  bottom: calc(var(--u) * 7);
  left: 50%;
  width: calc(var(--u) * 88);
  height: calc(var(--u) * 4);
  transform: translateX(-50%);
  border-radius: 99px;
  background: rgba(0, 0, 0, .3);
}

/* Phone showing a real screenshot instead of a mock */
.shot-screen { background: #fff; }
.shot-screen img { width: 100%; height: 100%; object-fit: cover; object-position: top; }

/* Browser: 640 × 420 design units */
.browser {
  --u: calc(100cqw / 640);
  aspect-ratio: 640 / 420;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: calc(var(--u) * 14);
  background: #fff;
  box-shadow:
    0 0 0 1px rgba(17, 17, 17, .08),
    0 1px 2px rgba(17, 17, 17, .05),
    0 32px 64px -28px rgba(17, 17, 17, .26);
  line-height: 1.3;
  user-select: none;
}
.browser b { font-weight: 600; }
.browser-bar {
  position: relative;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  height: calc(var(--u) * 34);
  padding: 0 calc(var(--u) * 14);
  background: #F4F4F1;
  border-bottom: 1px solid #E9E9E5;
}
.browser-dots { display: flex; gap: calc(var(--u) * 6); }
.browser-dots i { width: calc(var(--u) * 10); height: calc(var(--u) * 10); border-radius: 50%; background: #DDDDD8; }
.browser-url {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--u) * 5);
  height: calc(var(--u) * 22);
  min-width: calc(var(--u) * 210);
  padding: 0 calc(var(--u) * 12);
  border-radius: calc(var(--u) * 7);
  background: #fff;
  box-shadow: 0 0 0 1px #E6E6E1;
  font-family: var(--mono);
  font-size: calc(var(--u) * 10.5);
  color: #6A6A66;
}
.browser-url svg { width: calc(var(--u) * 10); height: calc(var(--u) * 10); }
.browser-page { position: relative; flex: 1; min-height: 0; overflow: hidden; }

/* Real screenshots: a page section in browser chrome, or a plugin window */
.browser--shot { aspect-ratio: auto; }
.browser--shot img { display: block; width: 100%; height: auto; }
.plugin-shot {
  overflow: hidden;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(17, 17, 17, .08), 0 24px 48px -20px rgba(17, 17, 17, .3);
}
.plugin-shot img { display: block; width: 100%; height: auto; }

/* --- HTML to Figma (htmltofigma.in) --- */
.hf { display: flex; flex-direction: column; padding: 0 calc(var(--u) * 28); background: #FAF9F6; color: #1A1714; }
.hf-nav { flex-shrink: 0; display: flex; align-items: center; gap: calc(var(--u) * 22); height: calc(var(--u) * 50); }
.hf-logo { display: flex; align-items: center; gap: calc(var(--u) * 7); font-family: var(--mono); font-size: calc(var(--u) * 12); font-weight: 600; white-space: nowrap; }
.hf-logo svg { width: calc(var(--u) * 18); height: calc(var(--u) * 18); fill: #C9390F; }
.hf-logo em { font-style: normal; color: #C9390F; }
.hf-links { display: flex; gap: calc(var(--u) * 16); font-size: calc(var(--u) * 10.5); color: #57514A; white-space: nowrap; }
.hf-btn {
  display: inline-flex;
  align-items: center;
  height: calc(var(--u) * 26);
  margin-left: auto;
  padding: 0 calc(var(--u) * 12);
  border-radius: calc(var(--u) * 7);
  background: #C9390F;
  color: #fff;
  font-size: calc(var(--u) * 10.5);
  font-weight: 600;
}
.hf-body { flex: 1; min-height: 0; display: grid; grid-template-columns: 1fr 1.15fr; gap: calc(var(--u) * 22); align-items: center; padding-bottom: calc(var(--u) * 14); }
.hf-copy { display: flex; flex-direction: column; align-items: flex-start; gap: calc(var(--u) * 10); }
.hf-eyebrow { font-family: var(--mono); font-size: calc(var(--u) * 8.5); letter-spacing: .14em; text-transform: uppercase; color: #C9390F; }
.hf-title { font-size: calc(var(--u) * 27); font-weight: 700; letter-spacing: -0.045em; line-height: 1.04; }
.hf-text { font-size: calc(var(--u) * 11); line-height: 1.5; color: #57514A; }
.hf-cta {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--u) * 6);
  height: calc(var(--u) * 30);
  margin-top: calc(var(--u) * 4);
  padding: 0 calc(var(--u) * 13);
  border-radius: calc(var(--u) * 7);
  background: #C9390F;
  color: #fff;
  font-size: calc(var(--u) * 11);
  font-weight: 600;
}
.hf-cta svg { width: calc(var(--u) * 12); height: calc(var(--u) * 12); }
.hf-note { font-size: calc(var(--u) * 9); color: #8A8278; }
.hf-stage { position: relative; align-self: stretch; margin: calc(var(--u) * 4) 0; }
.hf-code {
  position: absolute;
  top: 0;
  left: 0;
  width: 66%;
  display: flex;
  flex-direction: column;
  padding-bottom: calc(var(--u) * 10);
  border-radius: calc(var(--u) * 10);
  background: #1F1B17;
  color: #E9E2D8;
  font-family: var(--mono);
  font-size: calc(var(--u) * 8.5);
  line-height: 1.75;
  box-shadow: 0 calc(var(--u) * 14) calc(var(--u) * 30) calc(var(--u) * -14) rgba(31, 27, 23, .5);
}
.hf-code-bar {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 4);
  height: calc(var(--u) * 24);
  margin-bottom: calc(var(--u) * 6);
  padding: 0 calc(var(--u) * 10);
  border-bottom: calc(var(--u) * 1) solid rgba(255, 255, 255, .08);
  color: #8C847A;
}
.hf-code-bar i { width: calc(var(--u) * 6); height: calc(var(--u) * 6); border-radius: 50%; background: #3A342E; }
.hf-code-bar i:last-of-type { margin-right: calc(var(--u) * 6); }
.hf-line { padding: 0 calc(var(--u) * 12); white-space: nowrap; }
.hf-line.in { padding-left: calc(var(--u) * 22); }
.hf-t { color: #E8835A; }
.hf-k { color: #D9B77A; }
.hf-v { color: #A8C98A; }
.hf-canvas {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 62%;
  height: 60%;
  display: flex;
  flex-direction: column;
  border-radius: calc(var(--u) * 10);
  background: radial-gradient(circle, #DCD6CC calc(var(--u) * .9), transparent calc(var(--u) * 1.2)) 0 0 / calc(var(--u) * 12) calc(var(--u) * 12), #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1) #E7E2DA, 0 calc(var(--u) * 18) calc(var(--u) * 36) calc(var(--u) * -16) rgba(31, 27, 23, .35);
}
.hf-canvas-bar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  height: calc(var(--u) * 22);
  padding: 0 calc(var(--u) * 10);
  border-radius: calc(var(--u) * 10) calc(var(--u) * 10) 0 0;
  border-bottom: calc(var(--u) * 1) solid #EEEAE3;
  background: #fff;
  font-family: var(--mono);
  font-size: calc(var(--u) * 8.5);
  font-weight: 600;
}
.hf-frame {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--u) * 3);
  width: 64%;
  margin: auto;
  padding: calc(var(--u) * 12) calc(var(--u) * 8) calc(var(--u) * 10);
  border-radius: calc(var(--u) * 9);
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1.2) #0D99FF, 0 calc(var(--u) * 6) calc(var(--u) * 14) rgba(31, 27, 23, .1);
}
.hf-tag { position: absolute; top: calc(var(--u) * -13); left: 0; font-size: calc(var(--u) * 7.5); font-weight: 500; color: #0D99FF; }
.hf-avatar { width: calc(var(--u) * 26); height: calc(var(--u) * 26); margin-bottom: calc(var(--u) * 2); border-radius: 50%; background: linear-gradient(140deg, #F2B48C, #C9390F); }
.hf-frame b { font-size: calc(var(--u) * 10); letter-spacing: -0.01em; }
.hf-frame small { font-size: calc(var(--u) * 8); color: #8A8278; }
.hf-chips { display: flex; gap: calc(var(--u) * 3); margin-top: calc(var(--u) * 3); }
.hf-chips i { padding: calc(var(--u) * 2) calc(var(--u) * 5); border-radius: 99px; background: #FBE9E1; color: #C9390F; font-size: calc(var(--u) * 7); font-style: normal; font-weight: 600; }
.hf-h { position: absolute; width: calc(var(--u) * 5); height: calc(var(--u) * 5); background: #fff; box-shadow: 0 0 0 calc(var(--u) * 1) #0D99FF; }
.hf-h.tl { top: calc(var(--u) * -2.5); left: calc(var(--u) * -2.5); }
.hf-h.tr { top: calc(var(--u) * -2.5); right: calc(var(--u) * -2.5); }
.hf-h.bl { bottom: calc(var(--u) * -2.5); left: calc(var(--u) * -2.5); }
.hf-h.br { bottom: calc(var(--u) * -2.5); right: calc(var(--u) * -2.5); }

/* --- Docs to Design (docstodesign.in) --- */
.dd { display: flex; flex-direction: column; padding: 0 calc(var(--u) * 28); background: #fff; color: #101126; }
.dd-nav { flex-shrink: 0; display: flex; align-items: center; gap: calc(var(--u) * 22); height: calc(var(--u) * 50); }
.dd-logo { display: flex; align-items: center; gap: calc(var(--u) * 7); font-size: calc(var(--u) * 12.5); font-weight: 600; letter-spacing: -0.02em; white-space: nowrap; }
.dd-logo svg { width: calc(var(--u) * 19); height: calc(var(--u) * 19); fill: #6553F5; }
.dd-logo em { font-style: normal; color: #6553F5; }
.dd-links { display: flex; gap: calc(var(--u) * 16); font-size: calc(var(--u) * 10.5); color: #585A70; white-space: nowrap; }
.dd-btn {
  display: inline-flex;
  align-items: center;
  height: calc(var(--u) * 26);
  margin-left: auto;
  padding: 0 calc(var(--u) * 13);
  border-radius: 99px;
  background: #6553F5;
  color: #fff;
  font-size: calc(var(--u) * 10.5);
  font-weight: 600;
}
.dd-body { flex: 1; min-height: 0; display: grid; grid-template-columns: 1fr 1.1fr; gap: calc(var(--u) * 22); align-items: center; padding-bottom: calc(var(--u) * 14); }
.dd-copy { display: flex; flex-direction: column; align-items: flex-start; gap: calc(var(--u) * 10); }
.dd-pill { padding: calc(var(--u) * 4) calc(var(--u) * 9); border-radius: 99px; background: #F0EEFF; color: #4B39D6; font-size: calc(var(--u) * 8.5); font-weight: 600; white-space: nowrap; }
.dd-title { font-size: calc(var(--u) * 25); font-weight: 700; letter-spacing: -0.045em; line-height: 1.06; }
.dd-title em { font-style: normal; color: #6553F5; }
.dd-text { font-size: calc(var(--u) * 11); line-height: 1.5; color: #585A70; }
.dd-cta {
  display: inline-flex;
  align-items: center;
  gap: calc(var(--u) * 6);
  height: calc(var(--u) * 30);
  margin-top: calc(var(--u) * 4);
  padding: 0 calc(var(--u) * 14);
  border-radius: 99px;
  background: #6553F5;
  color: #fff;
  font-size: calc(var(--u) * 11);
  font-weight: 600;
  box-shadow: 0 calc(var(--u) * 6) calc(var(--u) * 14) calc(var(--u) * -6) rgba(101, 83, 245, .6);
}
.dd-cta svg { width: calc(var(--u) * 12); height: calc(var(--u) * 12); }
.dd-note { display: flex; align-items: center; gap: calc(var(--u) * 4); font-size: calc(var(--u) * 9); color: #8B8B96; }
.dd-note svg { width: calc(var(--u) * 10); height: calc(var(--u) * 10); }
.dd-stage { position: relative; align-self: stretch; margin: calc(var(--u) * 6) 0; }
.dd-doc {
  position: absolute;
  top: 0;
  left: 0;
  width: 44%;
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 5);
  padding: calc(var(--u) * 14) calc(var(--u) * 11);
  border-radius: calc(var(--u) * 6);
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1) #E5E5EF, 0 calc(var(--u) * 12) calc(var(--u) * 24) calc(var(--u) * -12) rgba(37, 31, 110, .3);
  rotate: -4deg;
}
.dd-doc i { display: block; height: calc(var(--u) * 4); border-radius: 99px; background: #E5E5EF; }
.dd-doc i.w60 { width: 60%; height: calc(var(--u) * 7); background: #101126; }
.dd-doc i.w40 { width: 40%; }
.dd-doc i.w80 { width: 80%; }
.dd-doc i.w50 { width: 50%; }
.dd-doc-tag {
  position: absolute;
  top: calc(var(--u) * -7);
  right: calc(var(--u) * 8);
  padding: calc(var(--u) * 2) calc(var(--u) * 5);
  border-radius: calc(var(--u) * 4);
  background: #E5484D;
  color: #fff;
  font-size: calc(var(--u) * 7);
  font-weight: 700;
}
.dd-doc-img { height: calc(var(--u) * 34); margin: calc(var(--u) * 2) 0; border-radius: calc(var(--u) * 4); background: linear-gradient(135deg, #B8AEFF, #6553F5 60%, #4B39D6); }
.dd-plugin {
  position: absolute;
  right: 0;
  bottom: 0;
  width: 70%;
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 7);
  padding: 0 calc(var(--u) * 10) calc(var(--u) * 10);
  border-radius: calc(var(--u) * 10);
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1) #E5E5EF, 0 calc(var(--u) * 18) calc(var(--u) * 36) calc(var(--u) * -14) rgba(37, 31, 110, .4);
}
.dd-plugin-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: calc(var(--u) * 26);
  margin: 0 calc(var(--u) * -10);
  padding: 0 calc(var(--u) * 10);
  border-bottom: calc(var(--u) * 1) solid #EEEEF4;
  font-size: calc(var(--u) * 8.5);
}
.dd-tabs { display: flex; gap: calc(var(--u) * 2); }
.dd-tabs i, .dd-seg i { font-style: normal; font-weight: 500; color: #66666F; }
.dd-tabs i { padding: calc(var(--u) * 2) calc(var(--u) * 6); border-radius: calc(var(--u) * 4); font-size: calc(var(--u) * 7.5); }
.dd-tabs i.on { background: #F0EEFF; color: #4B39D6; }
.dd-file { display: flex; align-items: center; gap: calc(var(--u) * 7); padding: calc(var(--u) * 6); border-radius: calc(var(--u) * 7); background: #F6F6FA; }
.dd-file-ico { display: grid; place-items: center; width: calc(var(--u) * 20); height: calc(var(--u) * 24); border-radius: calc(var(--u) * 3); background: #E5484D; color: #fff; font-size: calc(var(--u) * 6); font-weight: 700; }
.dd-file-meta { display: flex; flex-direction: column; gap: calc(var(--u) * 1); min-width: 0; }
.dd-file-meta b { font-size: calc(var(--u) * 8.5); white-space: nowrap; }
.dd-file-meta small { font-size: calc(var(--u) * 7.5); color: #8B8B96; }
.dd-seg { display: grid; grid-template-columns: repeat(3, 1fr); padding: calc(var(--u) * 2); border-radius: calc(var(--u) * 6); background: #F2F2F8; }
.dd-seg i { padding: calc(var(--u) * 3) 0; border-radius: calc(var(--u) * 4); font-size: calc(var(--u) * 7.5); text-align: center; }
.dd-seg i.on { background: #fff; color: #101126; box-shadow: 0 calc(var(--u) * 1) calc(var(--u) * 2) rgba(16, 17, 38, .1); }
.dd-import { display: grid; place-items: center; height: calc(var(--u) * 24); border-radius: calc(var(--u) * 6); background: #6553F5; color: #fff; font-size: calc(var(--u) * 8.5); font-weight: 600; }
.dd-result {
  position: absolute;
  top: 34%;
  left: 22%;
  display: inline-flex;
  align-items: center;
  gap: calc(var(--u) * 4);
  padding: calc(var(--u) * 4) calc(var(--u) * 8) calc(var(--u) * 4) calc(var(--u) * 6);
  border-radius: 99px;
  background: #101126;
  color: #fff;
  font-size: calc(var(--u) * 8);
  font-weight: 600;
  white-space: nowrap;
  box-shadow: 0 calc(var(--u) * 8) calc(var(--u) * 18) calc(var(--u) * -8) rgba(16, 17, 38, .6);
}
.dd-result svg { width: calc(var(--u) * 10); height: calc(var(--u) * 10); color: #B8AEFF; }

/* --- FreeCompressor (freecompressor.online) --- */
.fc { display: flex; flex-direction: column; padding: 0 calc(var(--u) * 28); background: #fff; color: #0F172A; }
.fc-nav {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 22);
  height: calc(var(--u) * 50);
  border-bottom: calc(var(--u) * 1) solid #EEF2F7;
}
.fc-logo { display: flex; align-items: center; gap: calc(var(--u) * 7); font-size: calc(var(--u) * 13); font-weight: 700; letter-spacing: -0.02em; white-space: nowrap; }
.fc-logo em { font-style: normal; color: #2563EB; }
.fc-logo i { width: calc(var(--u) * 22); height: calc(var(--u) * 22); border-radius: calc(var(--u) * 6); background: #2563EB; }
.fc-logo svg { display: block; width: 100%; height: 100%; fill: none; stroke: #fff; stroke-width: 2.4; stroke-linecap: round; stroke-linejoin: round; }
.fc-logo svg .bar { stroke: #93C5FD; }
.fc-links { display: flex; gap: calc(var(--u) * 16); font-size: calc(var(--u) * 10.5); color: #475569; }
.fc-btn {
  display: inline-flex;
  align-items: center;
  height: calc(var(--u) * 26);
  margin-left: auto;
  padding: 0 calc(var(--u) * 12);
  border-radius: calc(var(--u) * 7);
  background: #2563EB;
  color: #fff;
  font-size: calc(var(--u) * 10.5);
  font-weight: 600;
}
.fc-body { flex: 1; display: grid; grid-template-columns: 1fr 1.1fr; gap: calc(var(--u) * 26); align-items: center; padding: calc(var(--u) * 18) 0; }
.fc-copy { display: flex; flex-direction: column; align-items: flex-start; gap: calc(var(--u) * 10); }
.fc-pill { padding: calc(var(--u) * 4) calc(var(--u) * 9); border-radius: 99px; background: #EFF6FF; color: #2563EB; font-size: calc(var(--u) * 8.5); font-weight: 600; white-space: nowrap; }
.fc-title { font-size: calc(var(--u) * 25); font-weight: 700; letter-spacing: -0.04em; line-height: 1.08; }
.fc-title em { font-style: normal; color: #2563EB; }
.fc-text { font-size: calc(var(--u) * 11.5); line-height: 1.5; color: #475569; }
.fc-quality {
  align-self: stretch;
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 10);
  margin-top: calc(var(--u) * 4);
  padding: calc(var(--u) * 12) calc(var(--u) * 14) calc(var(--u) * 14);
  border-radius: calc(var(--u) * 12);
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1) #E2E8F0;
}
.fc-q-label { display: flex; justify-content: space-between; font-size: calc(var(--u) * 10.5); color: #475569; }
.fc-q-label b { color: #0F172A; font-family: var(--mono); font-weight: 500; }
.fc-slider { position: relative; display: block; height: calc(var(--u) * 4); border-radius: 99px; background: #E2E8F0; }
.fc-slider i { position: absolute; inset: 0 20% 0 0; border-radius: inherit; background: #2563EB; }
.fc-slider i::after {
  content: "";
  position: absolute;
  top: 50%;
  right: calc(var(--u) * -7);
  width: calc(var(--u) * 14);
  height: calc(var(--u) * 14);
  transform: translateY(-50%);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 2) #2563EB, 0 calc(var(--u) * 2) calc(var(--u) * 6) rgba(0, 0, 0, .15);
}
.fc-tool { display: flex; flex-direction: column; gap: calc(var(--u) * 8); }
.fc-drop {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(var(--u) * 4);
  padding: calc(var(--u) * 18) calc(var(--u) * 12);
  border-radius: calc(var(--u) * 14);
  border: calc(var(--u) * 1.5) dashed #CBD5E1;
  background: #F7FAFF;
  text-align: center;
}
.fc-drop i {
  width: calc(var(--u) * 30);
  height: calc(var(--u) * 30);
  margin-bottom: calc(var(--u) * 4);
  display: grid;
  place-items: center;
  border-radius: calc(var(--u) * 9);
  background: #2563EB;
  color: #fff;
  box-shadow: 0 calc(var(--u) * 4) calc(var(--u) * 10) rgba(37, 99, 235, .3);
}
.fc-drop svg { width: calc(var(--u) * 15); height: calc(var(--u) * 15); }
.fc-drop b { font-size: calc(var(--u) * 12); }
.fc-drop small { font-size: calc(var(--u) * 9); color: #64748B; }
.fc-file {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 10);
  padding: calc(var(--u) * 8) calc(var(--u) * 10);
  border-radius: calc(var(--u) * 12);
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1) #E2E8F0;
}
.fc-thumb {
  flex-shrink: 0;
  width: calc(var(--u) * 30);
  height: calc(var(--u) * 30);
  border-radius: calc(var(--u) * 7);
  background:
    radial-gradient(circle at 72% 30%, #FFE7A8 0 12%, transparent 13%),
    linear-gradient(165deg, transparent 56%, #4F8F62 57%),
    linear-gradient(180deg, #A9DAEA, #DDF1F6);
}
.fc-thumb.t2 { background: linear-gradient(135deg, #F2B460, #E2733A 55%, #B8456A); }
.fc-meta { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: calc(var(--u) * 3); }
.fc-meta b { font-size: calc(var(--u) * 11); }
.fc-meta small { font-family: var(--mono); font-size: calc(var(--u) * 9.5); color: #64748B; }
.fc-badge {
  padding: calc(var(--u) * 3) calc(var(--u) * 7);
  border-radius: 99px;
  background: #E3F4EC;
  color: #16845B;
  font-family: var(--mono);
  font-size: calc(var(--u) * 9.5);
  font-weight: 600;
}
.fc-progress { display: block; height: calc(var(--u) * 4); margin-top: calc(var(--u) * 3); border-radius: 99px; background: #E2E8F0; overflow: hidden; }
.fc-progress i { display: block; width: 62%; height: 100%; border-radius: inherit; background: #2563EB; }
.fc-pct { font-family: var(--mono); font-size: calc(var(--u) * 9.5); color: #64748B; }

/* ==========================================================================
   Sections
   ========================================================================== */
.section { padding-block: clamp(40px, 2rem + 2.6vw, 72px); }

.section-head {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 32px;
}
.section-head .section-desc { margin-top: 16px; max-width: 44ch; }

@media (min-width: 768px) {
  .section-head {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 48px;
  }
  .section-head > .link-arrow { margin-bottom: 6px; }
}

/* ---------- App cards (related apps) + mobile carousel ---------- */
.app-grid {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  margin-inline: calc(var(--gutter) * -1);
  padding: 4px var(--gutter) 12px;
  scroll-padding-inline: var(--gutter);
  scrollbar-width: none;
}
.app-grid::-webkit-scrollbar { display: none; }
.app-grid > * { flex: 0 0 min(80%, 340px); scroll-snap-align: start; }

.carousel-dots { display: flex; justify-content: center; gap: 2px; margin-top: 12px; }
.carousel-dots button {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 99px;
}
.carousel-dots button::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 99px;
  background: var(--border-strong);
  transition: width .3s var(--ease), background-color .3s var(--ease);
}
.carousel-dots button[aria-current="true"]::before { width: 20px; background: var(--text); }

.app-card {
  position: relative;
  display: flex;
  flex-direction: column;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--border);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease);
}
.app-card h3 { margin-top: 22px; font-size: var(--fs-card); letter-spacing: -0.025em; }
.app-card p { margin: 8px 0 20px; color: var(--text-2); text-wrap: pretty; }
.app-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: auto;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}

@media (hover: hover) {
  .app-card:hover { transform: translateY(-4px); box-shadow: inset 0 0 0 1px var(--border), var(--shadow-lift); }
  .app-card:hover .link-arrow { color: var(--accent); }
  .app-card:hover .link-arrow svg { transform: translateX(3px); }
}

@media (min-width: 640px) {
  .app-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    overflow: visible;
    margin-inline: 0;
    padding: 0;
  }
}
@media (min-width: 900px) {
  .carousel-dots { display: none; }
}
@media (min-width: 1024px) {
  .app-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
}

/* ---------- Footer ---------- */
/* A light panel with rounded top corners, inset like the home page chapters */
.site-footer {
  --border: #E0E0D9;
  margin-inline: clamp(8px, 1vw, 16px);
  padding: 56px 0 32px;
  border-radius: clamp(24px, 2.4vw, 36px) clamp(24px, 2.4vw, 36px) 0 0;
  background: #EFEFEA;
}
.footer-grid { display: grid; gap: 32px; }
.footer-brand p { margin-top: 12px; font-size: .9375rem; color: var(--text-2); }
.footer-links { display: flex; gap: 64px; }
.footer-links ul { display: flex; flex-direction: column; gap: 4px; }
.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: .9375rem;
  color: var(--text-2);
  transition: color .2s var(--ease);
}
.footer-links a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--border);
  font-size: var(--fs-meta);
  color: var(--muted);
}
.footer-bottom a:hover { color: var(--text); }
.footer-end { display: flex; align-items: center; gap: 20px; }

/* Maker's mark: K with a heart (same as on htmltofigma.in) */
.maker { display: inline-flex; align-items: baseline; gap: 1px; color: var(--text); user-select: none; }
.maker span { font-size: 1.125rem; font-weight: 800; line-height: 1; letter-spacing: -0.025em; }
.maker svg { width: 8px; height: 8px; fill: #C9390F; stroke: #C9390F; stroke-width: 1.5; stroke-linejoin: round; }

@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1fr auto; align-items: start; }
  .footer-links { gap: 96px; }
}

/* ==========================================================================
   Screen kit — secondary mock screens (see K in screens.js)
   ========================================================================== */
.k {
  --k-brand: #111;
  --k-brand-ink: #111;
  --k-on-brand: #fff;
  --k-bg: #FAFAF8;
  --k-ink: #111;
  --k-sub: #7A7A76;
  --k-soft: #EEEEEA;
  --k-surface: #fff;
  --k-line: rgba(17, 17, 17, .07);
  --k-chip-on: var(--k-ink);
  --k-chip-on-text: var(--k-bg);
  background: var(--k-bg);
  color: var(--k-ink);
}
.t-ic { --k-brand: #1E7F8C; --k-brand-ink: #176571; --k-bg: #F6FAFA; --k-ink: #10262A; --k-sub: #5F7478; --k-soft: #DDEFF1; --k-line: rgba(16, 38, 42, .07); }

.k-body {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 10);
  padding: calc(var(--u) * 4) calc(var(--u) * 14) 0;
  overflow: hidden;
}

.k-appbar { display: flex; align-items: center; gap: calc(var(--u) * 10); padding-top: calc(var(--u) * 6); }
.k-titles { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.k-titles b { font-size: calc(var(--u) * 15); letter-spacing: -0.02em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k-titles small { font-size: calc(var(--u) * 9.5); color: var(--k-sub); }
.k-header { display: flex; align-items: flex-end; justify-content: space-between; padding-top: calc(var(--u) * 10); }
.k-header small { display: block; font-size: calc(var(--u) * 10.5); font-weight: 500; color: var(--k-sub); }
.k-header b { display: block; font-size: calc(var(--u) * 24); letter-spacing: -0.03em; line-height: 1.15; }
.k-iconbtn {
  flex-shrink: 0;
  width: calc(var(--u) * 32);
  height: calc(var(--u) * 32);
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--k-surface);
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line);
}
.k-iconbtn svg { width: calc(var(--u) * 15); height: calc(var(--u) * 15); }
.k-link { font-size: calc(var(--u) * 11); font-weight: 600; color: var(--k-brand-ink); white-space: nowrap; }

.k-card {
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 2);
  padding: calc(var(--u) * 13) calc(var(--u) * 16);
  border-radius: calc(var(--u) * 18);
}
.k-card small { font-size: calc(var(--u) * 10.5); opacity: .85; }
.k-card b { font-size: calc(var(--u) * 26); letter-spacing: -0.03em; line-height: 1.15; font-variant-numeric: tabular-nums; }
.k-card-meta { font-size: calc(var(--u) * 10); opacity: .85; }
.k-bar { display: block; height: calc(var(--u) * 5); margin: calc(var(--u) * 6) 0 calc(var(--u) * 2); border-radius: 99px; background: rgba(255, 255, 255, .25); overflow: hidden; }
.k-bar i { display: block; height: 100%; border-radius: inherit; background: #fff; }
.k-card--brand { background: var(--k-brand); color: var(--k-on-brand); }

.k-section { display: flex; justify-content: space-between; margin-top: calc(var(--u) * 2); font-size: calc(var(--u) * 11); font-weight: 600; }
.k-section em { font-style: normal; font-weight: 500; color: var(--k-brand-ink); }

.k-list { display: flex; flex-direction: column; gap: calc(var(--u) * 6); }
.k-row {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 10);
  padding: calc(var(--u) * 8) calc(var(--u) * 10);
  border-radius: calc(var(--u) * 14);
  background: var(--k-surface);
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line);
}
.k-list--grouped {
  gap: 0;
  padding: calc(var(--u) * 2) 0;
  border-radius: calc(var(--u) * 16);
  background: var(--k-surface);
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line);
}
.k-list--grouped .k-row { border-radius: 0; background: none; box-shadow: none; }
.k-list--grouped .k-row + .k-row { border-top: calc(var(--u) * 1) solid var(--k-line); }
.k-lead {
  flex-shrink: 0;
  width: calc(var(--u) * 30);
  height: calc(var(--u) * 30);
  display: grid;
  place-items: center;
  border-radius: calc(var(--u) * 10);
  background: var(--k-soft);
  color: var(--k-brand-ink);
  font-size: calc(var(--u) * 12);
  font-weight: 600;
}
.k-lead svg { width: calc(var(--u) * 15); height: calc(var(--u) * 15); }
.k-lead--round { width: calc(var(--u) * 26); height: calc(var(--u) * 26); border-radius: 50%; background: var(--c); color: #fff; font-size: calc(var(--u) * 10); }
.k-lead--photo { width: calc(var(--u) * 32); height: calc(var(--u) * 32); border-radius: calc(var(--u) * 8); }
.k-lead--paper {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: calc(var(--u) * 3);
  width: calc(var(--u) * 26);
  height: calc(var(--u) * 34);
  padding: 0 calc(var(--u) * 5);
  border-radius: calc(var(--u) * 4);
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line), 0 calc(var(--u) * 2) calc(var(--u) * 4) rgba(0, 0, 0, .06);
}
.k-lead--paper i { display: block; height: calc(var(--u) * 2); border-radius: 2px; background: #DDD6CC; }
.k-lead--paper i:nth-child(2) { width: 70%; }
.k-row-main { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: calc(var(--u) * 1); }
.k-row-main b { font-size: calc(var(--u) * 11.5); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k-row-main small { font-size: calc(var(--u) * 9.5); color: var(--k-sub); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.k-row-end { display: flex; flex-direction: column; align-items: flex-end; }
.k-row-end b { font-size: calc(var(--u) * 11.5); font-variant-numeric: tabular-nums; }
.k-row-end small { font-size: calc(var(--u) * 9); color: var(--k-sub); }
.k-badge {
  flex-shrink: 0;
  padding: calc(var(--u) * 3) calc(var(--u) * 7);
  border-radius: 99px;
  background: var(--k-soft);
  color: var(--k-brand-ink);
  font-size: calc(var(--u) * 8.5);
  font-weight: 600;
  white-space: nowrap;
}
.k-check {
  flex-shrink: 0;
  width: calc(var(--u) * 22);
  height: calc(var(--u) * 22);
  display: grid;
  place-items: center;
  border-radius: 50%;
  box-shadow: inset 0 0 0 calc(var(--u) * 1.5) color-mix(in srgb, var(--k-sub) 45%, transparent);
}
.k-check.is-on { background: var(--k-brand); color: var(--k-on-brand); box-shadow: none; }
.k-check svg { width: calc(var(--u) * 12); height: calc(var(--u) * 12); stroke-width: 3; }
.k-switch {
  position: relative;
  flex-shrink: 0;
  width: calc(var(--u) * 30);
  height: calc(var(--u) * 18);
  border-radius: 99px;
  background: color-mix(in srgb, var(--k-sub) 35%, transparent);
}
.k-switch::after {
  content: "";
  position: absolute;
  top: calc(var(--u) * 2);
  left: calc(var(--u) * 2);
  width: calc(var(--u) * 14);
  height: calc(var(--u) * 14);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 calc(var(--u) * 1) calc(var(--u) * 2) rgba(0, 0, 0, .2);
}
.k-switch.is-on { background: var(--k-brand); }
.k-switch.is-on::after { left: calc(var(--u) * 14); }
.k-selected { color: var(--k-brand-ink); }
.k-selected svg { width: calc(var(--u) * 16); height: calc(var(--u) * 16); stroke-width: 2.6; }
.k-chev { color: var(--k-sub); }
.k-chev svg { width: calc(var(--u) * 14); height: calc(var(--u) * 14); }

.k-field { display: flex; flex-direction: column; gap: calc(var(--u) * 4); min-width: 0; }
.k-field > small { font-size: calc(var(--u) * 9.5); font-weight: 500; color: var(--k-sub); }
.k-input {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 7);
  height: calc(var(--u) * 34);
  padding: 0 calc(var(--u) * 11);
  border-radius: calc(var(--u) * 10);
  background: var(--k-surface);
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line);
  font-size: calc(var(--u) * 11.5);
  white-space: nowrap;
}
.k-input svg { width: calc(var(--u) * 14); height: calc(var(--u) * 14); color: var(--k-sub); }
.k-input em {
  margin-left: auto;
  padding: calc(var(--u) * 2) calc(var(--u) * 6);
  border-radius: 99px;
  background: var(--k-soft);
  color: var(--k-brand-ink);
  font-style: normal;
  font-size: calc(var(--u) * 8.5);
  font-weight: 600;
}

.k-chips { display: flex; gap: calc(var(--u) * 6); overflow: hidden; }
.k-chip {
  flex-shrink: 0;
  display: inline-flex;
  align-items: center;
  height: calc(var(--u) * 26);
  padding: 0 calc(var(--u) * 11);
  border-radius: 99px;
  background: var(--k-surface);
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line);
  font-size: calc(var(--u) * 10.5);
  font-weight: 500;
}
.k-chip.is-on { background: var(--k-chip-on); color: var(--k-chip-on-text); box-shadow: none; }

.k-button {
  position: absolute;
  left: calc(var(--u) * 14);
  right: calc(var(--u) * 14);
  bottom: calc(var(--u) * 22);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: calc(var(--u) * 6);
  height: calc(var(--u) * 40);
  border-radius: 99px;
  background: var(--k-brand);
  color: var(--k-on-brand);
  font-size: calc(var(--u) * 12);
  font-weight: 600;
  box-shadow: 0 calc(var(--u) * 8) calc(var(--u) * 20) calc(var(--u) * -8) rgba(0, 0, 0, .45);
}
.k-button svg { width: calc(var(--u) * 14); height: calc(var(--u) * 14); stroke-width: 2.4; }
.k-button--dark { background: var(--k-ink); color: var(--k-bg); }
.k-actions { position: absolute; left: calc(var(--u) * 14); right: calc(var(--u) * 14); bottom: calc(var(--u) * 22); display: grid; grid-template-columns: 1fr 1fr; gap: calc(var(--u) * 8); }
.k-actions .k-button { position: static; }

.k-stats { display: grid; grid-template-columns: repeat(var(--n), minmax(0, 1fr)); gap: calc(var(--u) * 6); }
.k-stat {
  padding: calc(var(--u) * 10) calc(var(--u) * 11);
  border-radius: calc(var(--u) * 12);
  background: var(--k-surface);
  box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line);
}
.k-stat small { display: block; font-size: calc(var(--u) * 9); color: var(--k-sub); white-space: nowrap; }
.k-stat b { display: block; margin-top: calc(var(--u) * 2); font-size: calc(var(--u) * 15); letter-spacing: -0.02em; white-space: nowrap; }

.k-photos { display: grid; grid-template-columns: repeat(3, 1fr); gap: calc(var(--u) * 4); margin: 0 calc(var(--u) * -6); }
.k-photo { position: relative; aspect-ratio: 1; border-radius: calc(var(--u) * 6); }
.k-photo.is-sel { box-shadow: inset 0 0 0 calc(var(--u) * 3) var(--k-brand); }
.k-photo i {
  position: absolute;
  top: calc(var(--u) * 6);
  right: calc(var(--u) * 6);
  width: calc(var(--u) * 18);
  height: calc(var(--u) * 18);
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--k-brand);
  color: #fff;
  font-style: normal;
  font-size: calc(var(--u) * 10);
  font-weight: 600;
  box-shadow: 0 0 0 calc(var(--u) * 2) #fff;
}
.k-bottombar {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--u) * 12) calc(var(--u) * 16) calc(var(--u) * 26);
  background: var(--k-surface);
  box-shadow: 0 calc(var(--u) * -1) 0 var(--k-line);
}
.k-bottombar b { display: block; font-size: calc(var(--u) * 12); }
.k-bottombar small { display: block; font-size: calc(var(--u) * 9.5); color: var(--k-sub); }
.k-pill { display: inline-flex; align-items: center; height: calc(var(--u) * 34); padding: 0 calc(var(--u) * 20); border-radius: 99px; background: var(--k-brand); color: var(--k-on-brand); font-size: calc(var(--u) * 11.5); font-weight: 600; }

.k-preview { position: relative; flex-shrink: 0; aspect-ratio: 16 / 11; overflow: hidden; border-radius: calc(var(--u) * 14); }
.k-preview-split {
  position: absolute;
  inset: 0 0 0 50%;
  -webkit-backdrop-filter: saturate(.8) contrast(.92) blur(calc(var(--u) * .6));
  backdrop-filter: saturate(.8) contrast(.92) blur(calc(var(--u) * .6));
  box-shadow: calc(var(--u) * -1) 0 0 calc(var(--u) * 1) #fff;
}
.k-preview-split::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: calc(var(--u) * 22);
  height: calc(var(--u) * 22);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 calc(var(--u) * 2) calc(var(--u) * 6) rgba(0, 0, 0, .25);
}
.k-preview small {
  position: absolute;
  bottom: calc(var(--u) * 8);
  padding: calc(var(--u) * 3) calc(var(--u) * 7);
  border-radius: 99px;
  background: rgba(0, 0, 0, .5);
  color: #fff;
  font-size: calc(var(--u) * 8.5);
  font-weight: 500;
}
.k-preview small:nth-of-type(1) { left: calc(var(--u) * 8); }
.k-preview small:nth-of-type(2) { right: calc(var(--u) * 8); }
.k-slider { display: flex; flex-direction: column; gap: calc(var(--u) * 9); padding: calc(var(--u) * 11) calc(var(--u) * 13) calc(var(--u) * 13); border-radius: calc(var(--u) * 12); background: var(--k-surface); box-shadow: 0 0 0 calc(var(--u) * 1) var(--k-line); }
.k-slider > span:first-child { display: flex; justify-content: space-between; font-size: calc(var(--u) * 10.5); color: var(--k-sub); }
.k-slider > span:first-child b { color: var(--k-ink); font-family: var(--mono); font-weight: 500; }
.k-track { position: relative; display: block; height: calc(var(--u) * 4); border-radius: 99px; background: var(--k-soft); }
.k-track i { position: absolute; left: 0; top: 0; bottom: 0; border-radius: inherit; background: var(--k-brand); }
.k-track i::after {
  content: "";
  position: absolute;
  top: 50%;
  right: calc(var(--u) * -7);
  width: calc(var(--u) * 14);
  height: calc(var(--u) * 14);
  transform: translateY(-50%);
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 0 0 calc(var(--u) * 2) var(--k-brand), 0 calc(var(--u) * 2) calc(var(--u) * 5) rgba(0, 0, 0, .15);
}

/* --- Wireframe: the case study and the "Build" visual --- */
.wf { background: #F4F4F2; color: #9A9A96; }
.wf i { display: block; height: calc(var(--u) * 7); border-radius: calc(var(--u) * 4); background: #DCDCD8; }
.wf i.tall { height: calc(var(--u) * 14); margin-top: calc(var(--u) * 5); background: #C9C9C4; }
.wf .w20 { width: 20%; } .wf .w40 { width: 40%; } .wf .w50 { width: 50%; } .wf .w60 { width: 60%; } .wf .w70 { width: 70%; }
.wf-head { display: flex; align-items: flex-end; gap: calc(var(--u) * 6); padding: calc(var(--u) * 12) calc(var(--u) * 14) calc(var(--u) * 12); }
.wf-head > span { flex: 1; }
.wf-head .circ { width: calc(var(--u) * 28); height: calc(var(--u) * 28); border-radius: 50%; }
.wf-hero {
  display: flex;
  flex-direction: column;
  gap: calc(var(--u) * 12);
  margin: 0 calc(var(--u) * 14);
  padding: calc(var(--u) * 14);
  border-radius: calc(var(--u) * 16);
  background: #CFCFCA;
}
.wf-hero i { background: #B9B9B4; }
.wf-hero .wf-stats { display: flex; gap: calc(var(--u) * 12); }
.wf-hero .wf-stats span { flex: 1; display: flex; flex-direction: column; gap: calc(var(--u) * 5); }
.wf-hero .wf-stats i.tall { width: 40%; height: calc(var(--u) * 16); margin: 0; background: #ADADA8; }
.wf-hero .wf-strip { height: calc(var(--u) * 28); border-radius: calc(var(--u) * 10); background: #DCDCD8; }
.wf-actions { display: flex; justify-content: space-between; margin: calc(var(--u) * 16) calc(var(--u) * 18) 0; }
.wf-actions span { display: flex; flex-direction: column; align-items: center; gap: calc(var(--u) * 6); width: calc(var(--u) * 40); }
.wf-actions .sq { width: calc(var(--u) * 38); height: calc(var(--u) * 38); border-radius: calc(var(--u) * 12); background: #E2E2DE; box-shadow: inset 0 0 0 calc(var(--u) * 1.5) #D2D2CE; }
.wf-actions .w { width: 80%; height: calc(var(--u) * 5); }
.wf-label { display: flex; justify-content: space-between; padding: calc(var(--u) * 18) calc(var(--u) * 16) calc(var(--u) * 8); }
.wf-row {
  display: flex;
  align-items: center;
  gap: calc(var(--u) * 10);
  margin: 0 calc(var(--u) * 14) calc(var(--u) * 7);
  padding: calc(var(--u) * 10);
  border-radius: calc(var(--u) * 12);
  border: calc(var(--u) * 1.5) solid #E2E2DE;
  background: #fff;
}
.wf-row .sq { flex-shrink: 0; width: calc(var(--u) * 28); height: calc(var(--u) * 28); border-radius: calc(var(--u) * 8); }
.wf-row > span { flex: 1; display: flex; flex-direction: column; gap: calc(var(--u) * 6); }
.wf-meta { display: flex; align-items: center; justify-content: space-between; }
.wf i.pill { width: 26%; height: calc(var(--u) * 9); border-radius: 99px; }
.wf-nav {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin-top: auto;
  height: calc(var(--u) * 56);
  padding-bottom: calc(var(--u) * 12);
  border-top: calc(var(--u) * 1.5) solid #E2E2DE;
  background: #fff;
}
.wf-nav i { width: calc(var(--u) * 18); height: calc(var(--u) * 18); border-radius: calc(var(--u) * 5); }

/* ==========================================================================
   App detail page
   ========================================================================== */
.text-link {
  color: var(--text);
  text-decoration: underline;
  text-decoration-color: var(--border-strong);
  text-underline-offset: 3px;
  transition: text-decoration-color .2s var(--ease);
}
.text-link:hover { text-decoration-color: currentColor; }
.nav-links a[aria-current="page"] { color: var(--text); }

/* ---------- Hero ---------- */
.app-hero { padding: 20px 0 32px; }
.crumbs {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 28px;
  font-size: .8125rem;
  color: var(--muted);
}
.crumbs a { transition: color .2s var(--ease); }
.crumbs a:hover { color: var(--text); }
.crumbs [aria-current] { color: var(--text-2); }
.crumbs span[aria-hidden] { color: var(--border-strong); }

.app-hero-grid { display: grid; gap: 40px; }
.app-id { display: flex; flex-direction: column; align-items: flex-start; }
.app-icon--hero { --s: 72px; }
.app-title {
  margin-top: 24px;
  font-size: clamp(2.5rem, 1.7rem + 3.4vw, 4.25rem);
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.045em;
  text-wrap: balance;
}
.app-sub { margin-top: 16px; max-width: 34ch; font-size: var(--fs-lead); line-height: 1.5; color: var(--text-2); text-wrap: pretty; }
.app-id .meta { margin-top: 16px; font-size: .875rem; }
.app-ctas { display: flex; flex-direction: column; gap: 12px; width: 100%; margin-top: 28px; }
.dl-note { display: flex; align-items: flex-start; gap: 8px; margin-top: 14px; font-size: .875rem; color: var(--text-2); }
.dl-note[hidden] { display: none; }
.dl-note svg { width: 16px; height: 16px; margin-top: 3px; color: var(--success); }

.app-facts {
  display: flex;
  width: 100%;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.app-facts > div { padding-right: 16px; }
.app-facts > div + div { padding-left: 16px; border-left: 1px solid var(--border); }
.app-facts dt { font-family: var(--mono); font-size: .6875rem; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
.app-facts dd { margin: 4px 0 0; font-size: .9375rem; font-weight: 500; white-space: nowrap; }

.app-visual { display: none; }

@media (min-width: 480px) {
  .app-ctas { flex-direction: row; flex-wrap: wrap; width: auto; }
}
@media (min-width: 640px) {
  .app-facts > div { padding-right: 28px; }
  .app-facts > div + div { padding-left: 28px; }
}
@media (min-width: 1024px) {
  .app-hero { padding: 28px 0 56px; }
  .app-hero-grid { grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr); align-items: center; gap: 64px; }
  .app-icon--hero { --s: 88px; }
  .app-facts { width: auto; }
  .app-visual {
    position: relative;
    display: block;
    aspect-ratio: 1 / .92;
    overflow: hidden;
    border-radius: 28px;
    background:
      radial-gradient(120% 70% at 50% 0%, rgba(255, 255, 255, .6), transparent 70%),
      var(--tint);
  }
  .app-visual > div { position: absolute; }
  .v-a { top: 12%; left: 15%; width: 37%; z-index: 2; }
  .v-b { top: 22%; left: 50%; width: 33%; z-index: 1; }
}

/* Website hero: the live site in browser chrome */
.app-id-top { display: flex; align-items: center; gap: 16px; }
.app-visual--web {
  display: block;
  overflow: hidden;
  padding: 24px 0 0 20px;
  border-radius: 24px;
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(255, 255, 255, .6), transparent 70%),
    var(--tint);
}
.app-visual--web .wv-browser { width: 112%; }
@media (min-width: 1024px) {
  .app-visual--web { padding: 0; border-radius: 28px; }
  .app-visual--web .wv-browser { top: 16%; left: 8%; width: 100%; }
}

/* ---------- Download button: idle → downloading → done ---------- */
.dl { position: relative; overflow: hidden; isolation: isolate; }
.dl::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: rgba(255, 255, 255, .18);
  transform: scaleX(var(--p, 0));
  transform-origin: left;
  transition: transform .15s linear;
}
.dl[data-state="idle"]::before { transition: none; }
.dl[data-state="done"] { background: var(--success); }
.dl[data-state="done"]:hover { background: #127250; }
.dl[data-state="done"]::before { opacity: 0; }
.dl-icon { display: inline-grid; }
.dl:hover svg { transform: none; }
.dl[data-state="idle"]:hover .dl-icon svg { transform: translateY(2px); }
.dl-size {
  margin-left: 4px;
  padding-left: 12px;
  border-left: 1px solid rgba(255, 255, 255, .22);
  font-family: var(--mono);
  font-size: .75rem;
  color: rgba(255, 255, 255, .65);
}

/* ---------- Screenshot gallery ---------- */
.section--gallery { padding-top: 0; }
.gallery {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  margin-inline: calc(var(--gutter) * -1);
  padding: 4px var(--gutter) 8px;
  scroll-padding-inline: var(--gutter);
  scrollbar-width: none;
}
.gallery::-webkit-scrollbar { display: none; }
.shot { flex: 0 0 min(74%, 300px); scroll-snap-align: start; }
.shot-frame {
  display: flex;
  justify-content: center;
  padding: 28px 12%;
  overflow: hidden;
  border-radius: var(--radius);
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(255, 255, 255, .55), transparent 70%),
    var(--tint);
}
.shot-frame > * { width: 100%; max-width: 260px; transition: transform .5s var(--ease); }
.shot figcaption { margin-top: 12px; font-size: .875rem; color: var(--text-2); }
@media (hover: hover) { .shot:hover .shot-frame > * { transform: scale(1.02); } }
@media (min-width: 900px) {
  .gallery {
    display: grid;
    grid-template-columns: repeat(var(--n), minmax(0, 1fr));
    gap: 20px;
    overflow: visible;
    margin-inline: 0;
    padding: 0;
  }
  .shot-frame { padding: 32px 24px; }
  .section--gallery .carousel-dots { display: none; }
}

/* Website galleries: wide browser shots, two to a row on desktop */
.gallery--web .shot { display: flex; flex-direction: column; flex-basis: min(86%, 560px); }
.gallery--web .shot-frame { flex: 1; align-items: center; padding: 20px; }
.gallery--web .shot-frame > * { max-width: none; }
@media (min-width: 900px) {
  .gallery--web { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery--web .shot-frame { padding: 28px; }
}

/* ---------- What it does + features ---------- */
.what { display: grid; gap: 20px; }
.what-text { max-width: 40ch; font-size: clamp(1.125rem, 1rem + .5vw, 1.375rem); line-height: 1.5; color: var(--text-2); text-wrap: pretty; }
.features-label { margin: 56px 0 14px; }
.features { display: grid; grid-template-columns: minmax(0, 1fr); column-gap: 32px; }
.feature {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  column-gap: 16px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
}
.feature-icon {
  grid-row: span 2;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: color-mix(in srgb, var(--brand) 12%, var(--surface));
  color: var(--brand);
}
.feature-icon svg { width: 20px; height: 20px; }
.feature h4 { margin: 0; font-size: 1.0625rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.35; }
.feature p { margin-top: 4px; font-size: .9375rem; color: var(--text-2); text-wrap: pretty; }

@media (min-width: 640px) {
  .features { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .feature { display: block; padding: 24px 0 8px; }
  .feature h4 { margin-top: 18px; font-size: 1.125rem; }
  .feature p { margin-top: 6px; }
}
@media (min-width: 1024px) {
  .what { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 64px; align-items: end; }
  .features { grid-template-columns: repeat(var(--cols, 4), minmax(0, 1fr)); }
}

/* ---------- How it works ---------- */
.hiw { display: grid; gap: 12px; }
.hiw-step {
  display: grid;
  grid-template-columns: minmax(0, 40%) minmax(0, 1fr);
  align-items: center;
  gap: 16px;
  padding: 8px;
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--border);
}
.hiw-visual {
  position: relative;
  overflow: hidden;
  aspect-ratio: 1 / 1.1;
  border-radius: var(--radius-inner);
  background:
    radial-gradient(120% 70% at 50% 0%, rgba(255, 255, 255, .55), transparent 70%),
    var(--tint);
}
.hiw-visual .device { position: absolute; top: 12%; left: 50%; width: 72%; translate: -50% 0; }
/* A real screenshot, fitted whole: drop-shadow follows the image, not the letterbox */
.hiw-visual--img img {
  position: absolute;
  inset: 8%;
  width: 84%;
  height: 84%;
  object-fit: contain;
  filter: drop-shadow(0 14px 22px rgba(17, 17, 17, .16)) drop-shadow(0 0 1px rgba(17, 17, 17, .2));
}
.hiw-body { padding: 8px 8px 8px 0; }
.hiw-num { font-family: var(--mono); font-size: .75rem; color: var(--muted); }
.hiw-step h3 { margin-top: 6px; font-size: 1.125rem; letter-spacing: -0.02em; line-height: 1.3; }
.hiw-step p { margin-top: 6px; font-size: .9375rem; color: var(--text-2); text-wrap: pretty; }

@media (min-width: 900px) {
  .hiw { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; }
  .hiw-step { display: flex; flex-direction: column; align-items: stretch; gap: 0; }
  .hiw-visual { aspect-ratio: 5 / 4; }
  .hiw-visual .device { top: 10%; width: 46%; }
  .hiw-body { padding: 20px 12px 12px; }
  .hiw-step h3 { margin-top: 10px; font-size: var(--fs-card); }
}

/* ---------- Product information + install guidance ---------- */
.info-grid { display: grid; gap: 32px; }
.info-table { display: grid; margin-top: 28px; border-top: 1px solid var(--border); }
.info-table > div {
  display: grid;
  grid-template-columns: minmax(96px, 38%) minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
  font-size: .9375rem;
}
.info-table dt { color: var(--text-2); }
.info-table dd { margin: 0; font-weight: 500; }

.trust {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: inset 0 0 0 1px var(--border);
}
.trust-icon { width: 40px; height: 40px; display: grid; place-items: center; border-radius: 50%; background: var(--surface-2); }
.trust-icon svg { width: 20px; height: 20px; }
.trust h3 { margin-top: 20px; font-size: var(--fs-card); letter-spacing: -0.025em; }
.trust p { margin-top: 10px; font-size: .9375rem; color: var(--text-2); text-wrap: pretty; }
.trust-steps { display: grid; gap: 10px; margin: 20px 0 24px; counter-reset: step; }
.trust-cta { margin-top: 24px; }
.trust-steps li { display: flex; align-items: center; gap: 12px; font-size: .9375rem; counter-increment: step; }
.trust-steps li::before {
  content: counter(step);
  flex-shrink: 0;
  width: 24px;
  height: 24px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px var(--border-strong);
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--text-2);
}

@media (min-width: 640px) {
  .info-table { grid-template-columns: 1fr 1fr; column-gap: 40px; }
}
@media (min-width: 1024px) {
  .info-grid { grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr); gap: 56px; align-items: start; }
  .trust { padding: 32px; }
}

/* ---------- Behind the product (portfolio layer) ---------- */
.behind {
  padding-block: clamp(56px, 3rem + 3vw, 104px);
  background: var(--surface);
  border-block: 1px solid var(--border);
}
.behind-trio { display: grid; gap: 28px; }
.behind-item h3,
.learn h3,
.cs-label,
.hypothesis figcaption {
  font-family: var(--mono);
  font-size: .75rem;
  font-weight: 500;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  line-height: 1.4;
}
.behind-item p { margin-top: 12px; font-size: 1.0625rem; line-height: 1.6; text-wrap: pretty; }

.hypothesis {
  margin-top: 48px;
  padding: 28px 28px 28px 32px;
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: inset 3px 0 0 var(--brand), inset 0 0 0 1px var(--border);
}
.hypothesis blockquote {
  max-width: 44ch;
  margin-top: 12px;
  font-size: clamp(1.25rem, 1.1rem + .6vw, 1.625rem);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.behind-sub { margin-top: 64px; font-size: var(--fs-h3); }
.decisions { display: grid; gap: 12px; margin-top: 24px; }
.decision {
  padding: 24px;
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--border);
}
.decision-num { font-family: var(--mono); font-size: .75rem; color: var(--muted); }
.decision h4 { margin: 28px 0 0; font-size: 1.125rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.3; }
.decision p { margin-top: 8px; font-size: .9375rem; color: var(--text-2); text-wrap: pretty; }

.dprocess {
  display: flex;
  margin: 28px calc(var(--gutter) * -1) 0;
  padding: 0 var(--gutter) 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.dprocess::-webkit-scrollbar { display: none; }
.dprocess li { position: relative; flex: 1 0 108px; display: flex; flex-direction: column; align-items: flex-start; gap: 4px; padding-right: 12px; }
.dprocess li::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 18px;
  right: 6px;
  height: 1px;
  background: var(--border-strong);
}
.dprocess li:last-child::before { display: none; }
.dp-dot { width: 11px; height: 11px; margin-bottom: 12px; border-radius: 50%; background: var(--text); }
.dprocess .is-current .dp-dot { background: var(--surface); box-shadow: inset 0 0 0 2px var(--text); }
.dprocess small { font-family: var(--mono); font-size: .6875rem; color: var(--muted); }
.dprocess b { font-size: .9375rem; font-weight: 500; white-space: nowrap; }
.dprocess em {
  margin-top: 4px;
  padding: 2px 8px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--brand) 12%, var(--surface));
  font-style: normal;
  font-size: .75rem;
  color: var(--text);
}

/* Case study: the story, an at-a-glance card, a dated timeline and measured proof */
.cs-story { display: grid; gap: 24px; margin-bottom: 56px; }
.cs-story-text p { max-width: 62ch; margin-top: 14px; font-size: clamp(1.0625rem, 1rem + .3vw, 1.25rem); line-height: 1.6; text-wrap: pretty; }
.cs-glance {
  align-self: start;
  padding: 24px;
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--border);
}
.cs-glance dl { margin-top: 8px; }
.cs-glance dl > div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-top: 1px solid var(--border); font-size: .9375rem; }
.cs-glance dl > div:first-child { border-top: 0; }
.cs-glance dt { color: var(--text-2); }
.cs-glance dd { margin: 0; font-weight: 500; text-align: right; }

/* UX timeline: a phase overview strip, then the phases in detail */
.ux-head p { max-width: 60ch; margin-top: 10px; color: var(--text-2); }
.ux-head b { color: var(--text); font-weight: 600; }
.ux-phases {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(118px, 1fr);
  gap: 6px;
  margin: 28px calc(var(--gutter) * -1) 0;
  padding: 0 var(--gutter) 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.ux-phases::-webkit-scrollbar { display: none; }
.ux-phase { display: flex; flex-direction: column; gap: 3px; }
.ux-track { height: 6px; margin-bottom: 10px; border-radius: 99px; background: var(--brand); }
.ux-phase.is-planned .ux-track { background: repeating-linear-gradient(90deg, var(--brand) 0 6px, transparent 6px 10px); opacity: .55; }
.ux-phase small { font-family: var(--mono); font-size: .6875rem; color: var(--muted); }
.ux-phase b { font-size: .9375rem; font-weight: 600; letter-spacing: -0.01em; }
.ux-phase > span:last-child { font-size: .8125rem; color: var(--text-2); white-space: nowrap; }

.timeline { margin-top: 40px; }
.tl-item { position: relative; display: grid; grid-template-columns: 20px minmax(0, 1fr); column-gap: 16px; padding-bottom: 32px; }
.tl-item::before {
  content: "";
  position: absolute;
  top: 20px;
  bottom: 0;
  left: 9.5px;
  width: 1px;
  background: var(--border-strong);
}
.tl-item:last-child { padding-bottom: 0; }
.tl-item:last-child::before { display: none; }
.tl-when { grid-column: 2; grid-row: 1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 10px; }
.tl-when b { font-family: var(--mono); font-size: .75rem; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; color: var(--brand); }
.tl-when time,
.tl-when span { font-family: var(--mono); font-size: .75rem; color: var(--muted); }
.tl-dot {
  grid-column: 1;
  grid-row: 1 / span 2;
  justify-self: center;
  width: 11px;
  height: 11px;
  margin-top: 4px;
  border-radius: 50%;
  background: var(--brand);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--brand) 16%, var(--surface));
}
.tl-item.is-planned .tl-dot { background: var(--surface); box-shadow: inset 0 0 0 2px var(--brand), 0 0 0 4px color-mix(in srgb, var(--brand) 10%, var(--surface)); }
.tl-body { grid-column: 2; grid-row: 2; }
.tl-item h4 { margin: 6px 0 0; font-size: 1.125rem; font-weight: 600; letter-spacing: -0.02em; line-height: 1.35; }
.tl-planned {
  display: inline-block;
  margin-left: 6px;
  padding: 2px 8px;
  border-radius: 99px;
  background: color-mix(in srgb, var(--brand) 12%, var(--surface));
  font-size: .75rem;
  font-style: normal;
  font-weight: 500;
  vertical-align: 2px;
}
.tl-item p { max-width: 64ch; margin-top: 6px; font-size: .9375rem; color: var(--text-2); text-wrap: pretty; }
.tl-outputs { display: flex; flex-wrap: wrap; gap: 6px; margin: 12px 0 0; padding: 0; list-style: none; }
.tl-outputs li {
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--border);
  font-size: .8125rem;
  color: var(--text-2);
}

.proof { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; margin-top: 24px; }
.proof-item {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--border);
}
.proof-item b { font-size: clamp(1.625rem, 1.3rem + 1.2vw, 2.5rem); font-weight: 600; letter-spacing: -0.04em; line-height: 1; font-variant-numeric: tabular-nums; }
.proof-item span { font-size: .875rem; color: var(--text-2); text-wrap: pretty; }
.proof-note { max-width: 72ch; margin-top: 16px; font-size: .875rem; color: var(--muted); text-wrap: pretty; }

@media (min-width: 900px) {
  .cs-story { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 64px; }
  .ux-phases { margin-inline: 0; padding-inline: 0; overflow: visible; grid-auto-columns: minmax(0, 1fr); }
  .tl-item { grid-template-columns: 150px 20px minmax(0, 1fr); }
  .tl-item::before { left: 175.5px; }
  .tl-when { grid-column: 1; grid-row: 1; flex-direction: column; align-items: flex-end; gap: 4px; padding-top: 2px; text-align: right; }
  .tl-dot { grid-column: 2; grid-row: 1; }
  .tl-body { grid-column: 3; grid-row: 1; }
  .tl-item h4 { margin-top: 0; }
  .proof { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 20px; }
}

.learn-grid { display: grid; gap: 12px; margin-top: 64px; }
.learn {
  padding: 28px;
  border-radius: var(--radius);
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--border);
}
.learn p { margin-top: 12px; font-size: 1.0625rem; line-height: 1.6; text-wrap: pretty; }

@media (min-width: 768px) {
  .learn-grid { grid-template-columns: 1fr 1fr; gap: 20px; }
}
@media (min-width: 900px) {
  .behind-trio { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; }
  .decisions { grid-template-columns: repeat(var(--cols, 3), minmax(0, 1fr)); gap: 20px; }
  .dprocess { margin-inline: 0; padding-inline: 0; overflow: visible; }
  .dprocess li { flex: 1 1 0; }
}

/* ---------- FAQ ---------- */
.faq-grid { display: grid; gap: 28px; }
.faq-grid .section-desc { margin-top: 16px; }
.faq-list { border-top: 1px solid var(--border); }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 64px;
  padding: 16px 0;
  list-style: none;
  cursor: pointer;
  font-size: 1.0625rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-icon {
  position: relative;
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  box-shadow: inset 0 0 0 1px var(--border);
  transition: background-color .2s var(--ease);
}
.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 12px;
  height: 1.5px;
  margin: -.75px 0 0 -6px;
  border-radius: 2px;
  background: var(--text);
}
.faq-icon::after { transform: rotate(90deg); transition: transform .3s var(--ease); }
.faq-item[open] .faq-icon::after { transform: rotate(0deg); }
.faq-item summary:hover .faq-icon { background: var(--surface-2); }
.faq-item p { max-width: 60ch; padding: 0 52px 20px 0; color: var(--text-2); }

@media (min-width: 1024px) {
  .faq-grid { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); gap: 64px; align-items: start; }
}

/* ---------- Not found ---------- */
.empty { display: flex; flex-direction: column; align-items: flex-start; gap: 16px; padding-block: 48px 24px; }
.empty .btn { margin-top: 12px; }

/* ---------- Sticky mobile download bar ---------- */
.sticky-dl { display: none; }
@media (max-width: 899px) {
  .page-app { padding-bottom: calc(68px + env(safe-area-inset-bottom)); }
  .sticky-dl {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 40;
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px var(--gutter) calc(12px + env(safe-area-inset-bottom));
    background: rgba(250, 250, 248, .9);
    -webkit-backdrop-filter: saturate(1.6) blur(16px);
    backdrop-filter: saturate(1.6) blur(16px);
    border-top: 1px solid var(--border);
    transform: translateY(100%);
    visibility: hidden;
    transition: transform .35s var(--ease), visibility 0s linear .35s;
  }
  .sticky-dl.is-visible { transform: none; visibility: visible; transition: transform .35s var(--ease); }
}
.sticky-dl .app-icon { --s: 40px; }
.sticky-name { flex: 1; min-width: 0; display: flex; flex-direction: column; line-height: 1.3; }
.sticky-name b { font-size: .9375rem; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.sticky-name small { font-size: .8125rem; color: var(--muted); }
.sticky-dl .dl { height: 44px; padding: 0 18px; font-size: .9375rem; }
.sticky-dl .dl-size { display: none; }

/* ==========================================================================
   Motion — subtle entry only (spec §29)
   ========================================================================== */
@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: none; }
}

.js .rise,
.js .c-item { animation: rise .8s var(--ease) backwards; animation-delay: calc(var(--i, 0) * 90ms); }
.js .c-item { animation-duration: 1s; animation-delay: calc(200ms + var(--i, 0) * 110ms); }

.js .reveal { opacity: 0; transform: translateY(14px); transition: opacity .8s var(--ease), transform .8s var(--ease); }
.js .reveal.is-in { opacity: 1; transform: none; }

.js .stagger:not(.is-in) > * { opacity: 0; }
.js .stagger.is-in > * { animation: rise .7s var(--ease) backwards; animation-delay: calc(var(--i, 0) * 80ms); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-delay: 0ms !important;
    transition-duration: .01ms !important;
  }
  .js .reveal, .js .stagger:not(.is-in) > * { opacity: 1; transform: none; }
}