/* The app's look: its colour tokens, Inter, cards and grouped lists
   (see src/app.css). Light, or dark with the system. */

@font-face {
  font-family: "Inter";
  src: url("fonts/Inter-Variable.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
}

:root {
  --bg-rgb: 242 242 245;
  --surface-rgb: 255 255 255;
  --surface-2-rgb: 240 240 243;
  --fg-rgb: 23 23 23;
  --fg-2-rgb: 92 92 96;
  --fg-3-rgb: 142 142 147;
  --edge-rgb: 226 226 230;
  --e2: 0 1px 2px rgb(17 17 17 / 0.04), 0 4px 12px -2px rgb(17 17 17 / 0.06);
  --ease: cubic-bezier(0.32, 0.72, 0, 1);
  --mono: ui-monospace, "SF Mono", "Cascadia Mono", Menlo, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-rgb: 0 0 0;
    --surface-rgb: 32 32 35;
    --surface-2-rgb: 48 48 51;
    --fg-rgb: 245 245 245;
    --fg-2-rgb: 174 174 178;
    --fg-3-rgb: 122 122 128;
    --edge-rgb: 56 56 58;
    --e2: inset 0 0 0 1px rgb(255 255 255 / 0.06);
    color-scheme: dark;
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

body {
  margin: 0;
  background: rgb(var(--bg-rgb));
  color: rgb(var(--fg-rgb));
  font:
    15px/1.55 "Inter",
    system-ui,
    sans-serif;
  font-feature-settings: "cv11", "ss01";
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
}

code,
pre {
  font-family: var(--mono);
  font-size: 0.88em;
}

/* ── Top bar: the app's title bar ── */
.bar {
  position: sticky;
  top: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 10px max(16px, calc((100% - 1080px) / 2));
  background: rgb(var(--bg-rgb) / 0.82);
  backdrop-filter: saturate(1.6) blur(16px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-weight: 600;
  text-decoration: none;
}

.brand img {
  border-radius: 7px;
}

.tabs {
  display: flex;
  gap: 2px;
  margin-left: auto;
  overflow-x: auto;
}

.tabs a {
  padding: 6px 12px;
  border-radius: 9px;
  color: rgb(var(--fg-2-rgb));
  text-decoration: none;
  font-weight: 500;
  white-space: nowrap;
  transition:
    background-color 0.14s var(--ease),
    color 0.14s var(--ease);
}

.tabs a:hover {
  background: rgb(var(--surface-rgb));
  color: rgb(var(--fg-rgb));
  box-shadow: var(--e2);
}

main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 16px;
}

/* ── Hero ── */
.hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 64px 0 40px;
}

.hero-icon {
  border-radius: 24px;
  box-shadow: 0 10px 30px -10px rgb(0 0 0 / 0.35);
}

h1 {
  margin: 22px 0 0;
  font-size: clamp(36px, 6vw, 52px);
  font-weight: 650;
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.lead {
  max-width: 40em;
  margin: 14px 0 0;
  color: rgb(var(--fg-2-rgb));
  font-size: 17px;
}

.buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-top: 26px;
}

.meta {
  margin: 14px 0 0;
  color: rgb(var(--fg-3-rgb));
  font-size: 13px;
}

/* ── Buttons, as in the app ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 36px;
  padding: 0 16px;
  border-radius: 9px;
  background: rgb(var(--surface-2-rgb));
  color: rgb(var(--fg-rgb));
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition:
    filter 0.14s var(--ease),
    transform 0.14s var(--ease);
}

.btn:hover {
  filter: brightness(0.96);
}

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

.btn.primary {
  background: rgb(var(--fg-rgb));
  color: rgb(var(--bg-rgb));
}

.hero .btn {
  height: 42px;
  padding: 0 20px;
  font-size: 15px;
}

/* ── Screenshots: the window as it is, corners and shadow included ── */
.shot {
  margin: 0;
}

.shot img {
  display: block;
  width: 100%;
  height: auto;
}

.hero-shot {
  margin: 0 -2%;
}

.shot figcaption {
  margin-top: 10px;
  color: rgb(var(--fg-2-rgb));
  font-size: 13px;
  text-align: center;
}

.pair .shot img {
  border-radius: 14px;
  background: rgb(var(--surface-rgb));
  box-shadow: var(--e2);
}

/* ── Sections ── */
.section {
  padding: 56px 0 0;
}

.key {
  margin: 0 0 6px;
  color: rgb(var(--fg-3-rgb));
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

h2 {
  margin: 0 0 22px;
  font-size: clamp(24px, 3.4vw, 30px);
  font-weight: 600;
  letter-spacing: -0.021em;
  line-height: 1.2;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 300px), 1fr));
  gap: 14px;
}

.card {
  padding: 20px;
  border-radius: 14px;
  background: rgb(var(--surface-rgb));
  box-shadow: var(--e2);
}

.icon {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: rgb(var(--fg-rgb));
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.card h3 {
  margin: 12px 0 4px;
  font-size: 15px;
  font-weight: 600;
}

.card p {
  margin: 0;
  color: rgb(var(--fg-2-rgb));
  font-size: 14px;
}

.pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: start;
}

@media (max-width: 760px) {
  .pair {
    grid-template-columns: 1fr;
  }
}

/* ── Download: a grouped list, as in Settings ── */
.group {
  border-radius: 12px;
  background: rgb(var(--surface-rgb));
  box-shadow: var(--e2);
  overflow: hidden;
}

.row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 16px;
}

.row + .row {
  box-shadow: inset 0 1px 0 rgb(var(--edge-rgb));
}

.text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

.name {
  font-weight: 500;
}

.hint {
  color: rgb(var(--fg-2-rgb));
  font-size: 13px;
}

.sub {
  margin: 22px 0 8px;
  color: rgb(var(--fg-2-rgb));
  font-size: 14px;
}

pre {
  margin: 0;
  padding: 14px 16px;
  border-radius: 12px;
  background: rgb(var(--surface-rgb));
  box-shadow: var(--e2);
  overflow-x: auto;
  line-height: 1.6;
}

/* ── Footer ── */
.foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px 20px;
  max-width: 1080px;
  margin: 64px auto 0;
  padding: 22px 16px 40px;
  border-top: 1px solid rgb(var(--edge-rgb));
  color: rgb(var(--fg-3-rgb));
  font-size: 13px;
}

.foot .links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.foot a {
  color: rgb(var(--fg-2-rgb));
  text-decoration: none;
}

.foot a:hover {
  color: rgb(var(--fg-rgb));
}

/* A phone: the links that only jump down the page give way */
@media (max-width: 520px) {
  .tabs a[href^="#"] {
    display: none;
  }
}