@charset "UTF-8";

:root {
  --orange: #ff6b00;
  --orange-dark: #dc5500;
  --orange-soft: #fff3e8;
  --ink: #1d1d1d;
  --ink-light: #3e3e3e;
  --paper: #fffdf9;
  --cream: #faf5ee;
  --muted: #76716b;
  --line: #e7ddd3;
  --radius: 5px;
  --shell: 1220px;
  --header-height: 76px;
  --shadow: 0 17px 35px rgba(29, 29, 29, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

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

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

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

button {
  color: inherit;
  font: inherit;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--orange);
  outline-offset: 3px;
}

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

.icon {
  display: inline-block;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
}

.icon::before {
  display: block;
  width: 100%;
  height: 100%;
  content: "";
  background: center / contain no-repeat;
}

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 253, 249, 0.98);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(calc(100% - 48px), var(--shell));
  min-height: var(--header-height);
  margin: 0 auto;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  min-width: max-content;
  gap: 9px;
  font-size: 21px;
  font-weight: 900;
  letter-spacing: -0.7px;
}

.brand img {
  width: 39px;
  height: 39px;
  border-radius: var(--radius);
  object-fit: contain;
}

.brand strong,
.brand > span > strong,
.hero h1 span,
.footer-brand span {
  color: var(--orange);
}

.primary-nav ul,
.site-footer ul,
.screen-points {
  padding: 0;
  margin: 0;
  list-style: none;
}

.primary-nav ul {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(17px, 2.2vw, 31px);
}

.primary-nav a {
  position: relative;
  display: inline-block;
  padding: 7px 0;
  font-size: 14px;
  font-weight: 800;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 2px;
  content: "";
  background: var(--orange);
  transform: scaleX(0);
  transition: transform 180ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after {
  transform: scaleX(1);
}

.nav-download,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  gap: 9px;
  border-radius: var(--radius);
  font-size: 14px;
  font-weight: 800;
  transition: background-color 180ms ease, color 180ms ease, border-color 180ms ease, transform 180ms ease;
}

.nav-download {
  min-width: 132px;
  padding: 0 15px;
  border: 1px solid var(--orange);
  color: var(--orange-dark);
}

.nav-download .icon {
  filter: invert(46%) sepia(92%) saturate(4572%) hue-rotate(3deg) brightness(101%) contrast(102%);
}

.nav-download:hover {
  background: var(--orange);
  color: #fff;
}

.nav-download:hover .icon {
  filter: brightness(0) invert(1);
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--ink);
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
}

.hero {
  padding: 73px 0 65px;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(400px, 520px);
  align-items: center;
  gap: 27px;
}

.hero-copy {
  max-width: 590px;
  padding: 26px 0;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--orange-dark);
  font-size: 12px;
  font-weight: 900;
  letter-spacing: 1.25px;
}

.hero h1,
.section-heading h2,
.screens-copy h2,
.download h2 {
  margin: 0;
  font-weight: 900;
  letter-spacing: -1.35px;
}

.hero h1 {
  font-size: clamp(50px, 6vw, 80px);
  line-height: 1;
}

.hero-title {
  margin: 16px 0;
  font-size: clamp(27px, 3.1vw, 39px);
  font-weight: 900;
  letter-spacing: -0.7px;
  line-height: 1.22;
}

.hero-summary {
  max-width: 490px;
  margin: 0 0 30px;
  color: var(--muted);
  font-size: 16px;
}

.button {
  min-width: 175px;
  padding: 0 22px;
}

.button-primary {
  border: 1px solid var(--orange);
  background: var(--orange);
  color: #fff;
  box-shadow: 5px 5px 0 var(--ink);
}

.button-primary .icon {
  filter: brightness(0) invert(1);
}

.button-primary:hover {
  background: var(--orange-dark);
  transform: translate(-2px, -2px);
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: flex-end;
  min-height: 544px;
}

.hero-phone {
  width: min(100%, 310px);
  margin: 0;
  padding: 10px;
  border-radius: 28px;
  background: #171717;
  box-shadow: var(--shadow);
}

.hero-phone img {
  width: 100%;
  height: auto;
  border-radius: 19px;
}

.pass-card {
  position: absolute;
  bottom: 63px;
  left: 0;
  z-index: 1;
  width: 270px;
  padding: 19px;
  border: 1px solid #3c3c3c;
  border-radius: var(--radius);
  color: #fff;
  background: rgba(31, 31, 31, 0.98);
  box-shadow: var(--shadow);
}

.pass-card h2 {
  margin: 0 0 8px;
  font-size: 18px;
}

.pass-item {
  display: grid;
  grid-template-columns: 23px 1fr auto;
  align-items: center;
  gap: 9px;
  padding: 10px 0;
  border-top: 1px solid #404040;
}

.pass-item .icon,
.route-card .icon,
.screen-points .icon {
  filter: invert(46%) sepia(92%) saturate(4572%) hue-rotate(3deg) brightness(101%) contrast(102%);
}

.pass-item strong,
.pass-item small,
.pass-item em {
  display: block;
  font-size: 12px;
  font-style: normal;
  line-height: 1.35;
}

.pass-item small {
  margin-top: 2px;
  color: #bcbcbc;
}

.pass-item em {
  color: #ff9447;
  font-weight: 800;
  text-align: right;
}

.routes {
  padding: 71px 0 77px;
  border-top: 1px solid var(--line);
  background: #fffaf5;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.section-heading {
  max-width: 600px;
  margin-bottom: 36px;
}

.section-heading-center {
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

.section-heading h2,
.screens-copy h2,
.download h2 {
  font-size: clamp(30px, 3.5vw, 45px);
  line-height: 1.2;
}

.section-heading > p:last-child,
.screens-copy > p {
  margin: 13px 0 0;
  color: var(--muted);
  font-size: 15px;
}

.route-board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 11px;
}

.route-card {
  display: grid;
  min-height: 182px;
  grid-template-columns: 31px 1fr;
  align-content: start;
  gap: 15px;
  padding: 23px 19px 18px;
  border: 1px solid #ff9a57;
  border-radius: var(--radius);
  background: var(--paper);
}

.route-card .icon {
  width: 30px;
  height: 30px;
}

.route-card h3 {
  margin: 0 0 6px;
  font-size: 18px;
}

.route-card p {
  margin: 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.65;
}

.route-status {
  grid-column: 1 / -1;
  align-self: end;
  color: #397f28;
  font-size: 12px;
  font-weight: 800;
}

.route-status::before {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin: 0 5px 1px 0;
  border-radius: 50%;
  content: "";
  background: #36b44e;
}

.route-status-wait {
  color: #a86d00;
}

.route-status-wait::before {
  background: #f4ac28;
}

.screens {
  padding: 91px 0 84px;
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.screens-layout {
  display: grid;
  grid-template-columns: minmax(245px, 0.7fr) minmax(0, 1.3fr);
  gap: 45px;
  align-items: center;
}

.screens-copy {
  max-width: 323px;
}

.screen-points {
  display: grid;
  gap: 15px;
  margin-top: 27px;
}

.screen-points li {
  display: grid;
  grid-template-columns: 19px 1fr;
  gap: 10px;
}

.screen-points .icon {
  width: 18px;
  height: 18px;
  margin-top: 2px;
}

.screen-points strong,
.screen-points small {
  display: block;
  font-size: 13px;
  line-height: 1.45;
}

.screen-points strong {
  font-weight: 800;
}

.screen-points small {
  margin-top: 2px;
  color: var(--muted);
}

.screen-track {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  align-items: end;
  gap: 16px;
}

.screen-card {
  min-width: 0;
  margin: 0;
}

.screen-card img {
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 20px rgba(28, 28, 28, 0.08);
}

.screen-card-one,
.screen-card-three {
  transform: translateY(-18px);
}

.screen-card figcaption {
  margin-top: 9px;
  font-size: 13px;
  font-weight: 800;
  text-align: center;
}

.screen-card figcaption b {
  margin-right: 5px;
  color: var(--orange-dark);
  font-size: 12px;
}

.faq {
  padding: 76px 0 18px;
  border-top: 1px solid var(--line);
  background: var(--cream);
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.faq-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.8fr) minmax(430px, 1.2fr);
  gap: 73px;
}

.faq-list {
  display: grid;
  gap: 9px;
}

.faq-item {
  border: 1px solid #e2d7cc;
  border-radius: var(--radius);
  background: var(--paper);
}

.faq-item button,
.official-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 57px;
  padding: 0 18px;
  border: 0;
  background: transparent;
  cursor: pointer;
  font-size: 14px;
  font-weight: 800;
  text-align: left;
}

.faq-item .icon {
  filter: invert(46%) sepia(92%) saturate(4572%) hue-rotate(3deg) brightness(101%) contrast(102%);
  transition: transform 180ms ease;
}

.faq-item button[aria-expanded="true"] .icon,
.official-toggle[aria-expanded="true"] > .icon {
  transform: rotate(90deg);
}

.faq-answer {
  padding: 0 18px 16px;
}

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

.official {
  padding: 24px 0 74px;
  background: var(--cream);
}

.official-toggle {
  border: 1px solid var(--ink);
  border-radius: var(--radius);
}

.official-toggle > span {
  display: inline-flex;
  align-items: center;
  gap: 11px;
}

.official-toggle .icon-globe {
  filter: invert(46%) sepia(92%) saturate(4572%) hue-rotate(3deg) brightness(101%) contrast(102%);
}

.official-toggle > .icon {
  transition: transform 180ms ease;
}

.official-link {
  padding: 15px 18px;
  border: 1px solid var(--ink);
  border-top: 0;
  border-radius: 0 0 var(--radius) var(--radius);
  background: var(--paper);
}

.official-link a {
  color: var(--orange-dark);
  font-size: 14px;
  font-weight: 800;
}

.reviews {
  padding: 77px 0 80px;
  background: var(--paper);
  scroll-margin-top: calc(var(--header-height) + 16px);
}

.review-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.review-card {
  display: flex;
  min-height: 276px;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.review-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.review-card header span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  min-height: 26px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--orange);
  font-size: 12px;
  font-weight: 800;
}

.review-card header b {
  color: #f0ded2;
  font-family: Georgia, serif;
  font-size: 37px;
  line-height: 1;
}

.review-card > p {
  margin: 17px 0;
  color: #504d49;
  font-size: 14px;
  line-height: 1.8;
}

.review-card footer {
  display: flex;
  align-items: center;
  gap: 8px;
  padding-top: 13px;
  border-top: 1px solid #eee8e1;
  color: var(--muted);
  font-size: 12px;
}

.avatar {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: var(--radius);
  color: #fff;
  background: var(--orange-dark);
  font-size: 12px;
  font-weight: 800;
}

.review-card time {
  margin-left: auto;
}

.download {
  padding: 30px 0;
  color: #fff;
  background: #202020;
}

.download-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 136px;
  padding: 29px 38px;
  border-radius: var(--radius);
  background: #2a2a2a;
  gap: 24px;
}

.download .eyebrow {
  margin-bottom: 7px;
  color: #ffad73;
}

.download h2 {
  max-width: 700px;
  font-size: clamp(25px, 2.8vw, 37px);
}

.button-light {
  min-width: 181px;
  border: 1px solid #fff;
  background: #fff;
  color: var(--ink);
}

.button-light .icon {
  filter: invert(46%) sepia(92%) saturate(4572%) hue-rotate(3deg) brightness(101%) contrast(102%);
}

.button-light:hover {
  border-color: var(--orange);
  background: var(--orange);
  color: #fff;
}

.button-light:hover .icon {
  filter: brightness(0) invert(1);
}

.site-footer {
  padding: 41px 0 17px;
  color: #e2e2e2;
  background: #151515;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.55fr repeat(3, minmax(90px, 0.72fr)) 1.2fr;
  align-items: start;
  gap: 30px;
}

.footer-brand {
  display: grid;
  grid-template-columns: 47px auto;
  column-gap: 10px;
  align-items: center;
}

.footer-brand img {
  grid-row: span 2;
  width: 47px;
  height: 47px;
  border-radius: var(--radius);
  object-fit: contain;
}

.footer-brand strong {
  color: #fff;
  font-size: 22px;
}

.footer-brand p {
  margin: 0;
  color: #a5a5a5;
  font-size: 12px;
}

.footer-title {
  margin: 0 0 12px;
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.footer-nav ul {
  display: grid;
  gap: 5px;
}

.site-footer a,
.copyright {
  color: #aaa;
  font-size: 12px;
}

.site-footer a:hover {
  color: #fff;
}

.social-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.social-nav a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 39px;
  height: 39px;
  border: 1px solid #3a3a3a;
  border-radius: 50%;
  background: #2a2a2a;
}

.social-nav a:hover {
  border-color: var(--orange);
  background: var(--orange);
}

.social-nav .icon {
  width: 18px;
  height: 18px;
  filter: brightness(0) invert(1);
}

.copyright {
  grid-column: 1 / -1;
  margin: 9px 0 0;
  padding-top: 14px;
  border-top: 1px solid #2b2b2b;
  text-align: center;
}

@media (max-width: 1010px) {
  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(350px, 0.9fr);
  }

  .pass-card {
    left: -18px;
  }

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

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

  .screens-copy {
    max-width: 650px;
  }

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

  .screen-track {
    max-width: 770px;
    margin: 16px auto 0;
  }

  .faq-layout {
    grid-template-columns: 1fr;
    gap: 9px;
  }

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

  .footer-grid {
    grid-template-columns: 1.2fr repeat(3, 1fr);
  }

  .social-nav {
    grid-column: 1 / -1;
  }
}

@media (max-width: 700px) {
  :root {
    --header-height: 64px;
  }

  body {
    padding-top: var(--header-height);
  }

  .site-header {
    position: fixed;
    right: 0;
    left: 0;
    width: 100%;
    background: var(--paper);
    transform: translate3d(0, 0, 0);
    -webkit-transform: translate3d(0, 0, 0);
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    will-change: transform;
  }

  .page-shell,
  .nav-shell {
    width: min(calc(100% - 32px), var(--shell));
  }

  .nav-shell {
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto auto;
    grid-template-rows: var(--header-height);
    min-height: var(--header-height);
    column-gap: 10px;
    row-gap: 0;
  }

  .brand {
    grid-row: 1;
    grid-column: 1;
    gap: 7px;
    font-size: 17px;
  }

  .brand img {
    width: 32px;
    height: 32px;
  }

  .primary-nav {
    display: none;
    grid-row: 2;
    grid-column: 1 / -1;
    margin: 0 -16px;
    padding: 0 16px 14px;
    border-top: 1px solid var(--line);
    background: var(--paper);
  }

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

  .nav-download {
    grid-row: 1;
    grid-column: 3;
    min-width: auto;
    min-height: 36px;
    margin-left: auto;
    padding: 0 9px;
    font-size: 12px;
  }

  .nav-download .icon {
    width: 15px;
    height: 15px;
  }

  .menu-toggle {
    display: inline-flex;
    grid-row: 1;
    grid-column: 4;
    width: 36px;
    height: 36px;
  }

  .primary-nav ul {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    padding-top: 13px;
  }

  .primary-nav a {
    display: block;
    padding: 10px 11px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: #fff;
    font-size: 13px;
    font-weight: 800;
  }

  .primary-nav a::after {
    display: none;
  }

  .hero {
    padding: 45px 0 43px;
  }

  .hero-grid {
    display: flex;
    flex-direction: column;
    gap: 29px;
  }

  .hero-copy {
    max-width: 600px;
    padding: 0;
    text-align: center;
  }

  .hero h1 {
    font-size: 49px;
  }

  .hero-title {
    font-size: 27px;
  }

  .hero-summary {
    margin-right: auto;
    margin-left: auto;
    font-size: 14px;
  }

  .hero-visual {
    display: block;
    min-height: 0;
  }

  .hero-phone {
    width: min(82vw, 306px);
    margin: 0 auto;
  }

  .pass-card {
    display: none;
  }

  .routes,
  .screens,
  .reviews {
    padding: 55px 0;
  }

  .section-heading {
    margin-bottom: 29px;
  }

  .section-heading h2,
  .screens-copy h2 {
    font-size: 31px;
  }

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

  .route-card {
    min-height: 155px;
  }

  .screen-points {
    grid-template-columns: 1fr;
    gap: 11px;
  }

  .screen-track {
    display: flex;
    width: calc(100% + 16px);
    max-width: none;
    margin-right: -16px;
    gap: 13px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
  }

  .screen-card,
  .screen-card-one,
  .screen-card-three {
    flex: 0 0 min(68vw, 262px);
    transform: none;
    scroll-snap-align: start;
  }

  .faq {
    padding: 55px 0 18px;
  }

  .official {
    padding: 21px 0 55px;
  }

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

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

  .download {
    padding: 18px 0;
  }

  .download-inner {
    display: grid;
    min-height: 0;
    padding: 26px 23px;
  }

  .download h2 {
    font-size: 27px;
  }

  .button-light {
    width: 100%;
  }

  .footer-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 20px;
    text-align: center;
  }

  .footer-brand,
  .social-nav,
  .copyright {
    grid-column: 1 / -1;
  }

  .footer-brand {
    justify-content: center;
    text-align: center;
  }

  .social-nav ul {
    justify-content: center;
  }

  .copyright {
    margin-top: 0;
    text-align: center;
  }
}

@media (max-width: 380px) {
  .brand span {
    font-size: 15px;
  }

  .nav-download span {
    display: none;
  }

  .nav-download {
    width: 36px;
    padding: 0;
  }

  .primary-nav ul {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 43px;
  }

  .hero-title {
    font-size: 24px;
  }
}