/* =========================================================
   VisiMouse — production marketing site (EN)
   Hero pitch + 3 short detail screens. No flashy effects.
   ========================================================= */

/* =========================================================
   FONTS — self-hosted variable woff2 (latin subset).
   Один вариативный файл на семейство покрывает все веса,
   поэтому объявляем диапазон font-weight, а не отдельные
   статические начертания - меньше запросов, быстрее LCP.
   ========================================================= */
@font-face {
  font-family: "Space Grotesk";
  font-style: normal;
  font-weight: 300 700;
  font-display: swap;
  src: url(fonts/space-grotesk-latin.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "Inter";
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url(fonts/inter-latin.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
@font-face {
  font-family: "JetBrains Mono";
  font-style: normal;
  font-weight: 100 800;
  font-display: swap;
  src: url(fonts/jetbrains-mono-latin.woff2) format("woff2");
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --bg:          #0a0d14;
  --bg-2:        #0c1119;
  --surface:     #11151f;
  --surface-2:   #181d2a;
  --surface-3:   #1f2535;
  --line:        rgba(255, 255, 255, 0.08);
  --line-2:      rgba(255, 255, 255, 0.14);
  --fg-1:        #e8ebf2;
  --fg-2:        #a3aab9;
  --fg-3:        #6b7387;
  --fg-4:        #4a5266;
  --accent:      #4AE4FF;
  --accent-2:    #5ee9ff;
  --accent-ink:  #062a32;
  --accent-soft: rgba(74, 228, 255, 0.14);
  --warm:        #FFDD3D;

  --ff-display: "Space Grotesk", system-ui, sans-serif;
  --ff-body:    "Inter", system-ui, sans-serif;
  --ff-mono:    "JetBrains Mono", ui-monospace, monospace;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html {
  background: var(--bg);
  color: var(--fg-1);
  font-family: var(--ff-body);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}
body {
  min-height: 100vh;
  background:
    radial-gradient(60% 40% at 12% 8%, rgba(74, 228, 255, 0.06), transparent 70%),
    var(--bg);
}
a { color: inherit; text-decoration: none; }
img, svg { display: block; }
button { font: inherit; cursor: pointer; }
::selection { background: var(--accent); color: var(--accent-ink); }

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  height: 60px;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  padding: 0 36px;
  gap: 24px;
  background: rgba(10, 13, 20, 0.75);
  backdrop-filter: blur(12px) saturate(140%);
}
.brand {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.01em;
}
.brand img { height: 22px; }
.nav__spacer { flex: 1; }
.nav__links { display: flex; align-items: center; gap: 4px; }
.nav__link {
  padding: 7px 11px;
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: var(--fg-3);
  letter-spacing: 0.04em;
  border-radius: 7px;
}
.nav__link:hover { color: var(--fg-1); background: var(--surface); }
.nav__link.is-section {
  font-family: var(--ff-body);
  font-size: 13.5px;
  letter-spacing: 0;
  color: var(--fg-2);
  padding: 7px 12px;
}
.nav__link.is-section:hover { color: var(--fg-1); background: var(--surface); }
.nav__cta {
  padding: 8px 14px;
  border-radius: 8px;
  background: var(--accent);
  color: var(--accent-ink);
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 13px;
  margin-left: 8px;
}
.nav__cta:hover { background: var(--accent-2); }

/* =========================================================
   Section primitives
   ========================================================= */
.section {
  padding: 96px 56px;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
}
.section--narrow { max-width: 1080px; }
.section--banded { background: var(--bg-2); max-width: none; }
.section--banded > .section__inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 56px;
}
.section__head {
  margin-bottom: 56px;
  max-width: 720px;
}
.eyebrow {
  display: inline-block;
  font-family: var(--ff-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  padding: 5px 11px;
  border: 1px solid var(--accent-soft);
  border-radius: 99px;
  background: var(--accent-soft);
  margin-bottom: 18px;
}
.h2 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(28px, 3.4vw, 42px);
  line-height: 1.1;
  letter-spacing: -0.018em;
  margin: 0 0 14px;
  text-wrap: balance;
}
.h2 em {
  font-style: normal;
  color: var(--accent);
}
.section-lead {
  font-size: 17px;
  line-height: 1.55;
  color: var(--fg-2);
  max-width: 56ch;
  margin: 0;
  text-wrap: pretty;
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 72px;
  align-items: center;
  padding: 80px 56px 96px;
  max-width: 1280px;
  margin: 0 auto;
  width: 100%;
  min-height: calc(100vh - 60px);
}
.hero__copy { max-width: 540px; }
.h1 {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: clamp(44px, 5.5vw, 72px);
  line-height: 1;
  letter-spacing: -0.025em;
  margin: 26px 0 22px;
  text-wrap: balance;
}
.h1 em {
  font-style: normal;
  color: var(--accent);
}
.lead {
  font-size: 18px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0 0 30px;
  max-width: 50ch;
  text-wrap: pretty;
}
.lead strong { color: var(--fg-1); font-weight: 600; }

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 22px;
}
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 22px;
  border-radius: 10px;
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.005em;
  border: 1px solid transparent;
  transition: transform 0.12s, background 0.15s, border-color 0.15s;
  white-space: nowrap;
}
.btn--primary { background: var(--accent); color: var(--accent-ink); }
.btn--primary:hover { transform: translateY(-1px); background: var(--accent-2); }
.btn--ghost { background: transparent; color: var(--fg-1); border-color: var(--line-2); }
.btn--ghost:hover { background: var(--surface); border-color: rgba(255,255,255,0.22); }

.trust {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  font-family: var(--ff-mono);
  font-size: 11.5px;
  color: var(--fg-3);
  letter-spacing: 0.04em;
}
.trust span { display: inline-flex; align-items: center; gap: 6px; }
.trust .dot {
  width: 5px; height: 5px;
  border-radius: 99px;
  background: var(--accent);
}

/* =========================================================
   Hero demo — realistic VisiMouse settings panel mockup
   ========================================================= */
.app {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  background: var(--surface);
  border: 1px solid var(--line-2);
  box-shadow:
    0 30px 80px rgba(0,0,0,0.5),
    0 0 0 1px rgba(74, 228, 255, 0.04);
  font-size: 13px;
}
.app__chrome {
  height: 32px;
  display: flex;
  align-items: center;
  padding: 0 12px;
  background: linear-gradient(180deg, #1c2231, #161b27);
  border-bottom: 1px solid var(--line);
  gap: 10px;
}
.app__title {
  font-family: var(--ff-display);
  font-size: 12px;
  font-weight: 500;
  color: var(--fg-2);
  letter-spacing: -0.005em;
}
.app__win-btns {
  margin-left: auto;
  display: flex;
  gap: 14px;
  color: var(--fg-4);
  font-family: var(--ff-mono);
  font-size: 14px;
  line-height: 1;
}
.app__win-btns span { cursor: default; user-select: none; }

.app__body {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 0;
  padding: 18px;
}

/* Sidebar — effects list */
.app__side {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-right: 16px;
  border-right: 1px solid var(--line);
}
.app__side-label {
  font-family: var(--ff-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-4);
  margin-bottom: 8px;
}
.app__opt {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 8px;
  border-radius: 6px;
  font-size: 13px;
  color: var(--fg-2);
}
.app__opt.is-active {
  background: var(--accent-soft);
  color: var(--fg-1);
}
.app__check {
  width: 14px;
  height: 14px;
  border-radius: 3px;
  border: 1.5px solid var(--fg-4);
  display: inline-grid;
  place-items: center;
  flex-shrink: 0;
  font-size: 10px;
  color: var(--accent-ink);
  background: transparent;
}
.app__opt.is-active .app__check {
  background: var(--accent);
  border-color: var(--accent);
}

/* Right pane — controls */
.app__main {
  padding-left: 18px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.app__row {
  display: flex;
  flex-direction: column;
  gap: 7px;
}
.app__row-label {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.app__row-label .val {
  margin-left: auto;
  color: var(--fg-2);
  letter-spacing: 0.02em;
}
.app__swatches { display: flex; gap: 8px; align-items: center; }
.app__swatch {
  width: 22px; height: 22px;
  border-radius: 99px;
  border: 2px solid transparent;
  position: relative;
  cursor: default;
}
.app__swatch.is-selected { border-color: var(--fg-1); }
.app__slider {
  height: 4px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 99px;
  position: relative;
}
.app__slider-fill {
  position: absolute;
  left: 0; top: 0; bottom: 0;
  background: var(--accent);
  border-radius: 99px;
}
.app__slider-knob {
  position: absolute;
  top: 50%;
  width: 14px; height: 14px;
  border-radius: 99px;
  background: var(--fg-1);
  border: 3px solid var(--accent);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 3px rgba(74,228,255,0.15);
}
.app__preview {
  margin-top: 4px;
  height: 64px;
  border-radius: 8px;
  background:
    radial-gradient(circle at 50% 50%, rgba(255,255,255,0.04), transparent 70%),
    var(--surface-2);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
  display: grid;
  place-items: center;
}
.app__preview-cursor {
  position: relative;
  width: 24px; height: 24px;
}
.app__preview-halo {
  position: absolute;
  width: 80px; height: 80px;
  border-radius: 99px;
  left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  background:
    radial-gradient(circle, rgba(74,228,255,0.5), rgba(74,228,255,0.18) 38%, transparent 70%);
  mix-blend-mode: screen;
  animation: vm-halo-pulse 3.2s ease-in-out infinite;
}
@keyframes vm-halo-pulse {
  0%, 100% { opacity: 0.75; transform: translate(-50%, -50%) scale(0.95); }
  50%      { opacity: 1;    transform: translate(-50%, -50%) scale(1.05); }
}

/* Action bar */
.app__bar {
  border-top: 1px solid var(--line);
  padding: 14px 18px;
  display: flex;
  gap: 10px;
  justify-content: flex-end;
  background: rgba(255, 255, 255, 0.015);
  position: relative;
}
.app__btn {
  padding: 8px 14px;
  border-radius: 7px;
  font-family: var(--ff-display);
  font-size: 12.5px;
  font-weight: 600;
  border: 1px solid var(--line-2);
  color: var(--fg-2);
  background: transparent;
}
.app__btn--primary {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
/* The cursor with halo, sitting on the Apply button */
.app__cursor {
  position: absolute;
  right: 26px;
  bottom: 6px;
  width: 22px;
  height: 22px;
  z-index: 3;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}
.app__cursor-halo {
  position: absolute;
  right: -28px;
  bottom: -28px;
  width: 84px;
  height: 84px;
  border-radius: 99px;
  background:
    radial-gradient(circle, rgba(74,228,255,0.55), rgba(74,228,255,0.2) 38%, transparent 70%);
  mix-blend-mode: screen;
  z-index: 2;
  animation: vm-halo-pulse-static 3s ease-in-out infinite;
  pointer-events: none;
}
@keyframes vm-halo-pulse-static {
  0%, 100% { opacity: 0.85; }
  50%      { opacity: 1;   }
}

/* =========================================================
   EFFECTS GRID (5 cards)
   ========================================================= */
.fx-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 14px;
}
.fx-grid--four { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 1080px) {
  .fx-grid,
  .fx-grid--four { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .fx-grid,
  .fx-grid--four { grid-template-columns: 1fr; }
}
.fx {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  transition: border-color 0.15s, background 0.15s;
}
.fx:hover { border-color: var(--line-2); background: var(--surface-2); }
.fx__icon {
  width: 56px; height: 56px;
  border-radius: 10px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  margin-bottom: 8px;
}
.fx__name {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--fg-1);
  letter-spacing: -0.005em;
}
.fx__desc {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--fg-2);
  margin: 0;
}

/* =========================================================
   CURSOR SWAP (3 cards) — main feature, between hero & effects
   ========================================================= */
.swap-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
@media (max-width: 980px) { .swap-grid { grid-template-columns: 1fr; } }
.swap {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 20px 20px 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  transition: border-color 0.15s, background 0.15s;
}
.swap:hover { border-color: var(--line-2); background: var(--surface-2); }
.swap__viz {
  height: 132px;
  border-radius: 10px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.015), transparent 60%),
    var(--surface-2);
  border: 1px solid var(--line);
  margin-bottom: 12px;
  overflow: hidden;
  position: relative;
}
.swap__cap {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.swap__title {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 17px;
  letter-spacing: -0.008em;
  color: var(--fg-1);
  margin: 0;
}
.swap__desc {
  font-size: 13.5px;
  line-height: 1.55;
  color: var(--fg-2);
  margin: 0;
  text-wrap: pretty;
}

/* =========================================================
   USE CASES (4 cards)
   ========================================================= */
.cases-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
@media (max-width: 980px) { .cases-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .cases-grid { grid-template-columns: 1fr; } }
.case {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.case__viz {
  height: 84px;
  border-radius: 8px;
  background: var(--surface-2);
  border: 1px solid var(--line);
  margin-bottom: 8px;
  overflow: hidden;
}
.case__cap {
  font-family: var(--ff-mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.case__title {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 16px;
  color: var(--fg-1);
  letter-spacing: -0.005em;
  margin: 0;
}
.case__desc {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--fg-2);
  margin: 0;
}

/* =========================================================
   PRICING + FAQ row
   ========================================================= */
.bottom {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: start;
}
@media (max-width: 980px) { .bottom { grid-template-columns: 1fr; gap: 48px; } }

.tiers {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.tier {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  position: relative;
}
.tier--pro {
  border-color: rgba(74, 228, 255, 0.35);
  background:
    linear-gradient(180deg, rgba(74, 228, 255, 0.04), rgba(74, 228, 255, 0)),
    var(--surface);
}
.tier__name {
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.tier__price {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 40px;
  line-height: 1;
  letter-spacing: -0.02em;
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 4px;
}
.tier__price .cur { font-size: 22px; color: var(--fg-3); margin-right: -2px; }
.tier__price .per { font-size: 11.5px; color: var(--fg-3); font-family: var(--ff-mono); letter-spacing: 0.04em; margin-left: 8px; }
.tier__desc { font-size: 13px; color: var(--fg-2); margin: 0; line-height: 1.5; }
.tier__cta { margin-top: auto; padding-top: 12px; }
.tier__cta .btn { width: 100%; justify-content: center; padding: 10px 16px; font-size: 14px; }

/* Форма покупки в Pro-тарифе: email-input над кнопкой, прижата к низу карточки */
.buy { display: flex; flex-direction: column; gap: 8px; }
.buy__email {
  width: 100%;
  padding: 10px 12px;
  font-family: var(--ff-body);
  font-size: 14px;
  color: var(--fg-1);
  background: var(--surface-2);
  border: 1px solid var(--line-2);
  border-radius: 8px;
  outline: none;
  transition: border-color 0.12s;
}
.buy__email::placeholder { color: var(--fg-4); }
.buy__email:focus { border-color: var(--accent); }
.buy__err {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.02em;
  color: #ff8a8a;
}
/* Дисклеймер платёжного провайдера над полем ввода (отступ держит flex gap) */
.buy__note {
  margin: 0;
  font-family: var(--ff-mono);
  font-size: 10px;
  line-height: 1.45;
  letter-spacing: 0.02em;
  color: var(--fg-4);
  text-align: center;
}

/* Оверлей ожидания редиректа на оплату (показывается на submit формы покупки).
   cursor:wait даёт «часы»; spinner - чистый CSS keyframe. */
.pay-overlay {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(10, 13, 20, 0.82);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  cursor: wait;
}
/* Перебиваем author-display:flex выше, иначе UA-правило [hidden] не сработает */
.pay-overlay[hidden] { display: none; }
.pay-overlay__card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 14px;
  max-width: 360px;
  padding: 32px 28px;
}
.pay-overlay__spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--line-2);
  border-top-color: var(--accent);
  border-radius: 99px;
  animation: pay-spin 0.8s linear infinite;
}
@keyframes pay-spin { to { transform: rotate(360deg); } }
.pay-overlay__title {
  margin: 0;
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 17px;
  color: var(--fg-1);
}
.pay-overlay__sub {
  margin: 0;
  font-family: var(--ff-body);
  font-size: 13px;
  line-height: 1.5;
  color: var(--fg-3);
}
@media (prefers-reduced-motion: reduce) {
  .pay-overlay__spinner { animation-duration: 2.4s; }
}
.tier__badge {
  position: absolute;
  top: 18px; right: 18px;
  font-family: var(--ff-mono);
  font-size: 9.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-ink);
  background: var(--accent);
  padding: 3px 7px;
  border-radius: 4px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.faq-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
  padding: 16px 20px;
}
.faq-q {
  font-family: var(--ff-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: -0.005em;
  margin: 0 0 5px;
  color: var(--fg-1);
}
.faq-a {
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--fg-2);
  margin: 0;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer {
  border-top: 1px solid var(--line);
  padding: 22px 56px;
  display: flex;
  align-items: center;
  gap: 18px;
  flex-wrap: wrap;
  font-family: var(--ff-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--fg-4);
}
.footer .label-current { color: var(--accent); }
.footer__spacer { flex: 1; }
.footer a { color: var(--fg-3); }
.footer a:hover { color: var(--fg-1); }
.footer__copy {
  padding-left: 18px;
  margin-left: 4px;
  border-left: 1px solid var(--line);
  color: var(--fg-4);
}

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 48px;
    padding: 48px 28px 64px;
  }
  .app { max-width: 540px; }
  .section { padding: 64px 28px; }
  .section--banded > .section__inner { padding: 0 28px; }
}
@media (max-width: 720px) {
  .nav { padding: 0 20px; gap: 8px; }
  .nav__link.is-section { display: none; }
  .footer { padding: 18px 20px; font-size: 10px; }
  .hero { padding: 36px 20px 48px; }
  .section { padding: 56px 20px; }
  .section--banded > .section__inner { padding: 0 20px; }
  .app__body { grid-template-columns: 1fr; }
  .app__side { border-right: 0; border-bottom: 1px solid var(--line); padding-right: 0; padding-bottom: 12px; margin-bottom: 12px; }
  .app__main { padding-left: 0; }
}