@charset "UTF-8";

/* 作者：搭客佬
官网：https://www.yhmhapp.cn/ */

:root {
  --wine: #3c1025;
  --wine-deep: #210914;
  --pink: #ee3f79;
  --pink-soft: #f8d7e2;
  --gold: #f3bd3e;
  --cream: #fffaf2;
  --paper: #f9f3ea;
  --white: #ffffff;
  --ink: #21151b;
  --muted: #74636b;
  --line: #d9c8ce;
  --success: #246b4d;
  --content-width: 1200px;
  --header-height: 76px;
  --shadow: 0 18px 45px rgba(60, 16, 37, 0.12);
}

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

html {
  min-width: 320px;
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  padding-top: var(--header-height);
  color: var(--ink);
  background: var(--cream);
  font-family: "Microsoft YaHei", "PingFang SC", "Noto Sans CJK SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.75;
  overflow-x: hidden;
}

body.nav-open {
  overflow: hidden;
}

button,
input {
  font: inherit;
}

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

button {
  color: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  display: block;
  max-width: 100%;
}

h1,
h2,
h3,
p,
dl,
dd,
figure,
ol,
ul {
  margin-top: 0;
}

button:focus-visible,
a:focus-visible,
summary:focus-visible,
input:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
}

.container {
  width: min(calc(100% - 48px), var(--content-width));
  margin: 0 auto;
}

.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;
}

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  background: var(--wine-deep);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.brand,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand img,
.footer-brand img {
  width: 46px;
  height: 46px;
  object-fit: contain;
  flex: 0 0 auto;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.25;
}

.brand-copy strong {
  color: var(--white);
  font-size: 18px;
  white-space: nowrap;
}

.brand-copy span {
  margin-top: 3px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 12px;
  white-space: nowrap;
}

.site-nav ul {
  display: flex;
  align-items: stretch;
  gap: 30px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-nav a {
  position: relative;
  display: flex;
  align-items: center;
  height: var(--header-height);
  color: rgba(255, 255, 255, 0.82);
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 3px;
  background: var(--pink);
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.18s ease;
}

.site-nav a:hover,
.site-nav a.is-current {
  color: var(--white);
}

.site-nav a:hover::after,
.site-nav a.is-current::after {
  transform: scaleX(1);
}

.mobile-actions {
  display: none;
  align-items: center;
  gap: 8px;
}

.mobile-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 74px;
  height: 36px;
  padding: 0 12px;
  color: var(--white);
  background: var(--pink);
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.48);
  cursor: pointer;
}

i[class^="icon-"] {
  display: inline-block;
  width: 20px;
  height: 20px;
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  flex: 0 0 auto;
}

.icon-menu {
  background-image: url("../icons/menu.svg");
}

.menu-toggle[aria-expanded="true"] .icon-menu {
  background-image: url("../icons/close.svg");
}

.icon-download {
  background-image: url("../icons/download.svg");
}

.icon-search {
  background-image: url("../icons/search.svg");
}

.icon-bookmark {
  background-image: url("../icons/bookmark.svg");
}

.icon-chart {
  background-image: url("../icons/chart.svg");
}

.icon-bell {
  background-image: url("../icons/bell.svg");
}

.icon-grid {
  background-image: url("../icons/grid.svg");
}

.icon-globe {
  background-image: url("../icons/globe.svg");
}

.icon-top {
  background-image: url("../icons/top.svg");
}

.hero {
  position: relative;
  min-height: 690px;
  background:
    radial-gradient(circle at 7px 7px, rgba(238, 63, 121, 0.12) 1.5px, transparent 1.6px) 0 0 / 24px 24px,
    linear-gradient(112deg, var(--cream) 0 58%, #f7e8ec 58% 100%);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}

.hero::before,
.hero::after {
  position: absolute;
  border: 1px solid rgba(238, 63, 121, 0.28);
  border-radius: 50%;
  content: "";
}

.hero::before {
  top: 80px;
  right: -170px;
  width: 430px;
  height: 430px;
}

.hero::after {
  bottom: -220px;
  left: -140px;
  width: 430px;
  height: 430px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.12fr) minmax(460px, 0.88fr);
  gap: 68px;
  align-items: center;
  min-height: 690px;
  padding-top: 70px;
  padding-bottom: 70px;
}

.eyebrow,
.section-kicker {
  margin-bottom: 14px;
  color: var(--pink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1 {
  margin-bottom: 8px;
  color: var(--wine);
  font-family: Georgia, "Microsoft YaHei", serif;
  font-size: clamp(66px, 6vw, 96px);
  line-height: 1.05;
  letter-spacing: -0.06em;
  white-space: nowrap;
}

.hero-copy h2 {
  margin-bottom: 22px;
  color: var(--ink);
  font-size: 31px;
  line-height: 1.35;
}

.hero-description {
  max-width: 630px;
  margin-bottom: 30px;
  color: var(--muted);
  font-size: 16px;
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-width: 220px;
  height: 58px;
  padding: 0 28px;
  color: var(--white);
  background: var(--pink);
  border: 2px solid var(--pink);
  font-weight: 800;
  white-space: nowrap;
  transition: color 0.18s ease, background-color 0.18s ease;
}

.primary-action:hover {
  color: var(--pink);
  background: transparent;
}

.primary-action:hover .icon-download {
  background-image: url("../icons/download-pink.svg");
}

.age-label {
  display: block;
  width: fit-content;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}

.reading-board {
  width: 100%;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--wine);
  box-shadow: 12px 12px 0 var(--wine);
}

.board-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 82px;
  padding: 18px 22px;
  border-bottom: 1px solid var(--line);
}

.board-heading h2 {
  margin: 0;
  font-size: 24px;
  line-height: 1.25;
}

.board-heading p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.board-heading strong {
  margin-left: 6px;
  color: var(--wine);
  font-family: Georgia, serif;
  font-size: 38px;
}

.board-search {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 48px;
  margin: 18px 22px 8px;
  border: 1px solid var(--line);
}

.board-search input {
  width: 100%;
  min-width: 0;
  height: 48px;
  padding: 0 16px;
  color: var(--ink);
  background: var(--white);
  border: 0;
  outline: 0;
  font-size: 14px;
}

.board-search button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  background: var(--white);
  border: 0;
  border-left: 1px solid var(--line);
  cursor: pointer;
}

.board-tabs {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  padding: 0 22px;
  border-bottom: 1px solid var(--line);
}

.board-tabs button {
  position: relative;
  height: 48px;
  padding: 0 5px;
  color: var(--muted);
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
  white-space: nowrap;
}

.board-tabs button::after {
  position: absolute;
  right: 8px;
  bottom: 0;
  left: 8px;
  height: 3px;
  background: var(--pink);
  content: "";
  transform: scaleX(0);
}

.board-tabs button.is-active {
  color: var(--pink);
}

.board-tabs button.is-active::after {
  transform: scaleX(1);
}

.board-list {
  margin: 0;
  padding: 8px 22px;
  list-style: none;
}

.board-list li {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 58px;
  border-bottom: 1px solid var(--line);
}

.board-list li:last-child {
  border-bottom: 0;
}

.board-list li[hidden] {
  display: none;
}

.board-index {
  color: var(--wine);
  font-family: Georgia, serif;
  font-size: 16px;
  font-weight: 800;
}

.board-title {
  font-size: 14px;
  font-weight: 700;
}

.board-state {
  color: var(--pink);
  font-size: 12px;
  white-space: nowrap;
}

.board-feedback {
  margin: 0 22px 14px;
  padding: 8px 12px;
  color: var(--wine);
  background: var(--pink-soft);
  font-size: 12px;
}

.board-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid var(--line);
}

.board-summary div {
  padding: 15px 12px;
  text-align: center;
  border-right: 1px solid var(--line);
}

.board-summary div:last-child {
  border-right: 0;
}

.board-summary dt {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--muted);
  font-size: 12px;
}

.board-summary dt i {
  width: 17px;
  height: 17px;
}

.board-summary dd {
  margin: 3px 0 0;
  color: var(--wine);
  font-size: 13px;
  font-weight: 800;
}

.section {
  padding: 110px 0;
}

.section-heading {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(300px, 0.62fr);
  gap: 50px;
  align-items: end;
  margin-bottom: 58px;
}

.section-heading h2,
.download-heading h2 {
  margin-bottom: 0;
  color: var(--wine);
  font-family: Georgia, "Microsoft YaHei", serif;
  font-size: clamp(42px, 4vw, 62px);
  line-height: 1.12;
  letter-spacing: -0.045em;
}

.section-heading > p {
  margin-bottom: 8px;
  color: var(--muted);
  font-size: 15px;
}

.radar-section {
  background: var(--paper);
}

.radar-map {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
}

.radar-map::before {
  position: absolute;
  top: 44px;
  right: 7%;
  left: 7%;
  height: 3px;
  background: var(--wine);
  content: "";
}

.radar-stop {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 0;
  padding: 0 14px;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: center;
}

.radar-icon {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 88px;
  height: 88px;
  margin-bottom: 18px;
  color: var(--pink);
  background: var(--cream);
  border: 3px solid var(--pink);
  border-radius: 50%;
}

.radar-icon::after {
  position: absolute;
  width: 10px;
  height: 10px;
  background: var(--wine);
  border-radius: 50%;
  content: "";
  top: 50%;
  left: -43px;
  transform: translateY(-50%);
}

.radar-stop:first-child .radar-icon::after {
  display: none;
}

.radar-stop.is-active .radar-icon {
  color: var(--white);
  background: var(--pink);
  box-shadow: 0 0 0 8px rgba(238, 63, 121, 0.12);
}

.radar-stop strong {
  margin-bottom: 4px;
  font-size: 20px;
}

.radar-stop > span:last-child {
  color: var(--muted);
  font-size: 13px;
}

.radar-feedback {
  width: min(100%, 720px);
  margin: 38px auto 0;
  padding: 13px 18px;
  color: var(--wine);
  background: var(--white);
  border: 1px solid var(--line);
  text-align: center;
  font-size: 13px;
}

.route-section {
  color: var(--white);
  background:
    radial-gradient(circle at 8px 8px, rgba(238, 63, 121, 0.16) 1.3px, transparent 1.5px) 0 0 / 22px 22px,
    var(--wine-deep);
}

.route-heading .section-kicker,
.route-heading h2 {
  color: var(--white);
}

.route-heading > p {
  color: rgba(255, 255, 255, 0.72);
}

.route-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.12fr 0.92fr;
  gap: 18px;
  align-items: start;
}

.route-card {
  position: relative;
  min-height: 290px;
  padding: 34px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.28);
}

.route-shelf {
  min-height: 360px;
  margin-top: -24px;
  background: linear-gradient(145deg, rgba(238, 63, 121, 0.82), rgba(111, 26, 62, 0.92));
}

.route-reminder {
  margin-top: 28px;
}

.route-number {
  position: absolute;
  top: 18px;
  right: 20px;
  color: rgba(255, 255, 255, 0.5);
  font-family: Georgia, serif;
  font-size: 18px;
  font-weight: 800;
}

.route-card > i {
  width: 36px;
  height: 36px;
  margin-bottom: 24px;
}

.route-card h3 {
  margin-bottom: 12px;
  font-size: 26px;
}

.route-card p {
  margin-bottom: 26px;
  color: rgba(255, 255, 255, 0.76);
  font-size: 14px;
}

.route-card button {
  min-width: 110px;
  height: 42px;
  padding: 0 18px;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.5);
  cursor: pointer;
  font-size: 13px;
  font-weight: 700;
}

.route-card button:hover,
.route-card button.is-active {
  color: var(--wine);
  background: var(--white);
}

.route-feedback {
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.68);
  font-size: 13px;
  text-align: right;
}

.gallery-section {
  background: var(--cream);
}

.screenshot-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.screenshot-card {
  min-width: 0;
  margin: 0;
  background: var(--white);
  border: 1px solid var(--line);
}

.screenshot-media {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  aspect-ratio: 9 / 16;
  background: #fffdf9;
  overflow: hidden;
}

.screenshot-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.screenshot-card figcaption {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 76px;
  padding: 16px 18px;
  color: var(--white);
  background: var(--wine);
}

.screenshot-card figcaption span {
  color: var(--pink-soft);
  font-size: 12px;
  font-weight: 800;
}

.screenshot-card figcaption strong {
  font-size: 17px;
}

.service-section {
  background: var(--paper);
}

.faq-list {
  border-top: 1px solid var(--wine);
}

.faq-item {
  background: rgba(255, 255, 255, 0.72);
  border-bottom: 1px solid var(--line);
}

.faq-item h3 {
  margin: 0;
}

.faq-item button {
  display: grid;
  grid-template-columns: 54px minmax(0, 1fr) 28px;
  gap: 10px;
  align-items: center;
  width: 100%;
  min-height: 72px;
  padding: 0 20px;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
}

.faq-index {
  color: var(--pink);
  font-size: 12px;
  font-weight: 800;
}

.faq-item button > span:nth-child(2) {
  font-size: 16px;
  font-weight: 700;
}

.faq-toggle,
.official-toggle {
  position: relative;
  display: block;
  width: 20px;
  height: 20px;
}

.faq-toggle::before,
.faq-toggle::after,
.official-toggle::before,
.official-toggle::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 14px;
  height: 2px;
  background: currentColor;
  content: "";
  transform: translate(-50%, -50%);
}

.faq-toggle::after,
.official-toggle::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.faq-item button[aria-expanded="true"] .faq-toggle::after,
.official-disclosure[open] .official-toggle::after {
  display: none;
}

.faq-answer {
  padding: 0 72px 22px 84px;
  color: var(--muted);
}

.faq-answer p {
  margin-bottom: 0;
  font-size: 14px;
}

.official-disclosure {
  width: 100%;
  max-width: var(--content-width);
  margin-top: 24px;
  background: var(--white);
  border: 1px solid var(--wine);
}

.official-disclosure summary {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) 24px;
  gap: 12px;
  align-items: center;
  min-height: 74px;
  padding: 0 20px;
  cursor: pointer;
  list-style: none;
}

.official-disclosure summary::-webkit-details-marker {
  display: none;
}

.official-disclosure summary strong {
  font-size: 16px;
}

.official-answer {
  padding: 0 20px 22px 60px;
}

.official-answer a {
  color: var(--pink);
  font-size: 14px;
  text-decoration: underline;
  overflow-wrap: anywhere;
}

.review-section {
  background: var(--cream);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.review-card {
  min-height: 285px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 4px solid var(--pink);
}

.review-card:nth-child(even) {
  border-top-color: var(--wine);
}

.review-user {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.review-avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  color: var(--white);
  background: var(--wine);
  border-radius: 50%;
  flex: 0 0 auto;
  font-size: 13px;
  font-weight: 800;
}

.review-user strong {
  font-size: 14px;
  white-space: nowrap;
}

.review-user time {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
  white-space: nowrap;
}

.review-card > p {
  margin: 20px 0 0;
  color: #53444b;
  font-size: 14px;
  line-height: 1.9;
}

.download-section {
  padding: 90px 0 100px;
  color: var(--white);
  background: var(--wine-deep);
  overflow: hidden;
}

.download-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 14px 40px;
  align-items: end;
  margin-bottom: 34px;
}

.download-heading .section-kicker {
  grid-column: 1 / -1;
  margin-bottom: 0;
}

.download-heading h2 {
  color: var(--white);
  white-space: nowrap;
}

.download-heading > p:last-child {
  margin: 0 0 8px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 14px;
}

.reading-pass {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 84px 300px;
  min-height: 190px;
  color: var(--wine);
  background: var(--cream);
  border: 2px solid var(--pink);
  overflow: hidden;
}

.reading-pass::before,
.reading-pass::after {
  position: absolute;
  left: calc(100% - 342px);
  width: 32px;
  height: 32px;
  background: var(--wine-deep);
  border: 2px solid var(--pink);
  border-radius: 50%;
  content: "";
  transform: translateX(-50%);
}

.reading-pass::before {
  top: -18px;
}

.reading-pass::after {
  bottom: -18px;
}

.pass-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 30px 42px;
}

.pass-mark {
  margin-bottom: 8px;
  color: var(--pink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.pass-copy strong {
  margin-bottom: 8px;
  font-family: Georgia, "Microsoft YaHei", serif;
  font-size: 38px;
  line-height: 1.2;
}

.pass-copy p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.pass-code {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border-right: 1px dashed var(--pink);
  border-left: 1px dashed var(--pink);
}

.pass-code span {
  display: block;
  width: 3px;
  background: var(--wine);
}

.pass-code span:nth-child(1) {
  height: 72px;
}

.pass-code span:nth-child(2) {
  height: 48px;
}

.pass-code span:nth-child(3) {
  height: 88px;
}

.pass-code span:nth-child(4) {
  height: 60px;
}

.pass-code span:nth-child(5) {
  height: 76px;
}

.pass-action {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-width: 0;
  color: var(--white);
  background: var(--pink);
  font-size: 19px;
  font-weight: 800;
  white-space: nowrap;
}

.pass-action:hover {
  background: var(--wine);
}

.site-footer {
  color: var(--white);
  background: #16070e;
}

.footer-inner {
  padding-top: 42px;
  padding-bottom: 24px;
}

.footer-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding-bottom: 34px;
}

.footer-brand img {
  width: 44px;
  height: 44px;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 26px;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 13px;
}

.footer-nav a:hover {
  color: var(--pink-soft);
}

.footer-line {
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.72);
}

.copyright {
  margin: 20px 0 0;
  color: rgba(255, 255, 255, 0.58);
  font-size: 12px;
  text-align: center;
}

.back-to-top {
  position: fixed;
  z-index: 950;
  right: 26px;
  bottom: 24px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  padding: 0;
  color: var(--white);
  background: var(--pink);
  border: 1px solid var(--wine-deep);
  cursor: pointer;
  visibility: hidden;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.15s ease, visibility 0.15s ease;
}

.back-to-top.is-visible {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 1080px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr) minmax(390px, 0.82fr);
    gap: 40px;
  }

  .hero h1 {
    font-size: 68px;
  }

  .hero-copy h2 {
    font-size: 27px;
  }

  .route-card {
    padding: 28px;
  }
}

@media (max-width: 920px) {
  :root {
    --header-height: 66px;
  }

  .site-header {
    height: var(--header-height);
  }

  .site-nav {
    position: absolute;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    background: var(--wine-deep);
    border-top: 1px solid rgba(255, 255, 255, 0.14);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
  }

  .site-nav.is-open {
    display: block;
  }

  .site-nav ul {
    display: block;
    width: min(calc(100% - 32px), var(--content-width));
    margin: 0 auto;
    padding: 8px 0 14px;
  }

  .site-nav li {
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  }

  .site-nav li:last-child {
    border-bottom: 0;
  }

  .site-nav a {
    height: 48px;
  }

  .site-nav a::after {
    top: 10px;
    right: auto;
    bottom: 10px;
    left: -12px;
    width: 3px;
    height: auto;
    transform: scaleY(0);
  }

  .site-nav a:hover::after,
  .site-nav a.is-current::after {
    transform: scaleY(1);
  }

  .mobile-actions {
    display: flex;
  }

  .brand img {
    width: 40px;
    height: 40px;
  }

  .brand-copy strong {
    font-size: 15px;
  }

  .brand-copy span {
    font-size: 12px;
  }

  .hero,
  .hero-inner {
    min-height: auto;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 54px;
    padding-top: 70px;
    padding-bottom: 82px;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-description,
  .age-label {
    margin-right: auto;
    margin-left: auto;
  }

  .reading-board {
    width: min(100%, 620px);
    margin: 0 auto;
  }

  .section-heading {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .section-heading > p {
    max-width: 650px;
  }

  .route-layout {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .route-reminder {
    grid-column: 1 / -1;
    min-height: 260px;
    margin-top: 0;
  }

  .route-shelf {
    margin-top: 0;
  }

  .review-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .reading-pass {
    grid-template-columns: minmax(0, 1fr) 68px 240px;
  }

  .reading-pass::before,
  .reading-pass::after {
    left: calc(100% - 274px);
  }
}

@media (max-width: 740px) {
  .section {
    padding: 78px 0;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .section-heading h2,
  .download-heading h2 {
    font-size: 42px;
  }

  .radar-map {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 30px 0;
  }

  .radar-map::before {
    display: none;
  }

  .radar-icon::after {
    display: none;
  }

  .route-layout {
    grid-template-columns: 1fr;
  }

  .route-card,
  .route-shelf,
  .route-reminder {
    grid-column: auto;
    min-height: 250px;
    margin-top: 0;
  }

  .screenshot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

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

  .review-card {
    min-height: 0;
  }

  .reading-pass {
    grid-template-columns: 1fr;
    min-width: 0;
    overflow: visible;
  }

  .reading-pass > * {
    min-width: 0;
  }

  .reading-pass::before,
  .reading-pass::after {
    top: calc(100% - 116px);
    bottom: auto;
  }

  .reading-pass::before {
    left: -18px;
  }

  .reading-pass::after {
    right: -18px;
    left: auto;
    transform: none;
  }

  .pass-code {
    height: 58px;
    padding: 0 22px;
    border-top: 1px dashed var(--pink);
    border-right: 0;
    border-bottom: 1px dashed var(--pink);
    border-left: 0;
    overflow: hidden;
  }

  .pass-code span {
    width: auto;
    height: 3px !important;
  }

  .pass-code span:nth-child(1) {
    width: 72px;
  }

  .pass-code span:nth-child(2) {
    width: 48px;
  }

  .pass-code span:nth-child(3) {
    width: 88px;
  }

  .pass-code span:nth-child(4) {
    width: 60px;
  }

  .pass-code span:nth-child(5) {
    width: 76px;
  }

  .pass-action {
    min-height: 94px;
  }

  .footer-top {
    flex-direction: column;
    text-align: center;
  }

  .footer-nav {
    justify-content: center;
  }
}

@media (max-width: 620px) {
  .container {
    width: min(calc(100% - 28px), var(--content-width));
  }

  .brand {
    gap: 7px;
  }

  .brand img {
    width: 34px;
    height: 34px;
  }

  .brand-copy strong {
    font-size: 13px;
  }

  .brand-copy span {
    margin-top: 1px;
    font-size: 12px;
  }

  .mobile-actions {
    gap: 6px;
  }

  .mobile-download {
    min-width: 64px;
    height: 34px;
    padding: 0 8px;
  }

  .menu-toggle {
    width: 36px;
    height: 36px;
  }

  .hero-inner {
    padding-top: 56px;
    padding-bottom: 70px;
  }

  .hero h1 {
    font-size: clamp(50px, 16vw, 74px);
    white-space: normal;
  }

  .hero-copy h2 {
    font-size: 25px;
  }

  .hero-description {
    font-size: 14px;
  }

  .primary-action {
    width: min(100%, 260px);
  }

  .reading-board {
    box-shadow: 7px 7px 0 var(--wine);
  }

  .board-heading {
    padding: 16px;
  }

  .board-heading h2 {
    font-size: 19px;
  }

  .board-heading strong {
    font-size: 31px;
  }

  .board-search {
    margin-right: 16px;
    margin-left: 16px;
  }

  .board-tabs {
    padding: 0 10px;
  }

  .board-tabs button {
    font-size: 12px;
  }

  .board-list {
    padding-right: 16px;
    padding-left: 16px;
  }

  .board-list li {
    grid-template-columns: 28px minmax(0, 1fr);
  }

  .board-state {
    grid-column: 2;
    padding-bottom: 8px;
  }

  .board-feedback {
    margin-right: 16px;
    margin-left: 16px;
  }

  .board-summary dt {
    display: flex;
    flex-direction: column;
  }

  .section-heading h2,
  .download-heading h2 {
    font-size: 38px;
  }

  .radar-icon {
    width: 76px;
    height: 76px;
  }

  .radar-stop strong {
    font-size: 17px;
  }

  .screenshot-card figcaption {
    min-height: 66px;
    padding: 12px;
    gap: 8px;
  }

  .screenshot-card figcaption strong {
    font-size: 14px;
  }

  .faq-item button {
    grid-template-columns: 34px minmax(0, 1fr) 24px;
    min-height: 68px;
    padding: 0 12px;
  }

  .faq-item button > span:nth-child(2) {
    font-size: 14px;
  }

  .faq-answer {
    padding: 0 40px 20px 56px;
  }

  .official-disclosure summary {
    padding: 0 14px;
  }

  .official-disclosure summary strong {
    font-size: 14px;
  }

  .official-answer {
    padding: 0 14px 20px 54px;
  }

  .review-card {
    padding: 22px;
  }

  .review-user {
    flex-wrap: nowrap;
    gap: 8px;
  }

  .review-user time {
    margin-left: auto;
    text-align: right;
  }

  .download-heading h2 {
    font-size: clamp(23px, 6.5vw, 30px);
    letter-spacing: -0.06em;
    white-space: nowrap;
  }

  .pass-copy {
    padding: 28px 24px;
    text-align: center;
  }

  .pass-copy strong {
    font-size: 31px;
  }

  .footer-nav {
    gap: 14px 20px;
  }

  .back-to-top {
    right: 14px;
    bottom: 14px;
    width: 46px;
    height: 46px;
  }
}

@media (max-width: 390px) {
  .brand img {
    width: 30px;
    height: 30px;
  }

  .brand-copy strong {
    font-size: 12px;
  }

  .brand-copy span {
    font-size: 12px;
    letter-spacing: -0.02em;
  }

  .mobile-download {
    min-width: 58px;
    padding: 0 6px;
  }

  .hero-copy h2 {
    font-size: 22px;
  }

  .board-heading p {
    letter-spacing: 0;
  }

  .board-summary div {
    padding: 12px 6px;
  }

  .radar-stop {
    padding: 0 6px;
  }

  .radar-stop strong {
    font-size: 15px;
  }

  .screenshot-card figcaption {
    align-items: flex-start;
    flex-direction: column;
    gap: 1px;
  }

  .review-card {
    padding: 18px;
  }

  .review-avatar {
    width: 38px;
    height: 38px;
  }

  .review-user strong {
    font-size: 13px;
  }

  .review-user time {
    font-size: 12px;
  }
}

@media (max-width: 340px) {
  .container {
    width: min(calc(100% - 20px), var(--content-width));
  }

  .brand-copy span {
    letter-spacing: -0.04em;
  }

  .mobile-download {
    min-width: 54px;
    font-size: 12px;
  }

  .menu-toggle {
    width: 34px;
    height: 34px;
  }

  .hero h1 {
    font-size: 48px;
  }

  .board-tabs button {
    padding: 0 2px;
  }

  .review-user {
    gap: 6px;
  }

  .review-user strong {
    font-size: 12px;
  }
}

@media (hover: none) and (pointer: coarse) {
  a,
  button,
  summary,
  .back-to-top,
  .primary-action,
  .pass-action {
    animation: none !important;
    transition: none !important;
  }

  a:active,
  button:active,
  summary:active {
    opacity: 1;
    filter: none;
    transform: none;
  }
}

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

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