@charset "UTF-8";

:root {
  --ink: #132338;
  --muted: #627288;
  --line: #cad6e1;
  --paper: #f8f5ed;
  --blue: #1976d2;
  --cyan: #35c5c6;
  --deep: #102438;
  --soft: #e7f4f2;
  --orange: #ff8753;
  --header-height: 76px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  min-width: 320px;
  margin: 0;
  padding-top: var(--header-height);
  overflow-x: hidden;
  color: var(--ink);
  background: var(--paper);
  font-family: "Microsoft YaHei", "PingFang SC", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.7;
}

button,
input { font: inherit; }

button { cursor: pointer; }

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

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

@media (hover: none), (pointer: coarse) {
  a,
  button,
  [role="button"] {
    -webkit-tap-highlight-color: transparent;
    -webkit-touch-callout: none;
  }

  a:active,
  button:active,
  [role="button"]:active {
    opacity: 1 !important;
    transition: none !important;
  }
}

.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;
}

.icon {
  display: inline-block;
  flex: 0 0 auto;
  width: 18px;
  height: 18px;
  background-position: center;
  background-repeat: no-repeat;
  background-size: contain;
}

.icon-download { background-image: url("../icons/download.svg"); }
.icon-menu { background-image: url("../icons/menu.svg"); }
.icon-search { background-image: url("../icons/search.svg"); }
.icon-folder { background-image: url("../icons/folder.svg"); }
.icon-share { background-image: url("../icons/share.svg"); }
.icon-bookmark { background-image: url("../icons/bookmark.svg"); }
.icon-filter { background-image: url("../icons/filter.svg"); }
.icon-plus { background-image: url("../icons/plus.svg"); }
.icon-globe { background-image: url("../icons/globe.svg"); }
.icon-user { background-image: url("../icons/user.svg"); }
.icon-top { background-image: url("../icons/top.svg"); }
.icon-arrow { background-image: url("../icons/arrow.svg"); }
.icon-check { background-image: url("../icons/check.svg"); }

.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid var(--line);
  background: rgba(248, 245, 237, .98);
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
}

.header-inner,
.hero-grid,
.section-head,
.library-layout,
.route-grid,
.screens-track,
.faq-list,
.official-fold,
.review-grid,
.download-ticket,
.footer-inner {
  width: min(1200px, calc(100% - 48px));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 28px;
}

.brand { display: inline-flex; align-items: center; min-width: 0; gap: 10px; }
.brand img { width: 42px; height: 42px; object-fit: contain; }
.brand-copy { display: grid; min-width: 0; line-height: 1.18; }
.brand-copy strong { font-size: 18px; white-space: nowrap; }
.brand-copy span { overflow: visible; color: var(--muted); font-size: 12px; white-space: nowrap; }

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

.site-nav a {
  position: relative;
  display: block;
  padding: 25px 0 21px;
  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(--blue);
  content: "";
  opacity: 0;
}

.site-nav a:hover::after,
.site-nav a.is-active::after { opacity: 1; }

.header-actions { display: flex; align-items: center; gap: 10px; }
.header-download,
.primary-link,
.ticket-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  color: #fff;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.header-download { min-height: 42px; padding: 0 18px; background: var(--deep); }
.header-download .icon,
.primary-link .icon,
.ticket-link .icon { filter: brightness(0) invert(1); }
.header-download:hover { background: var(--blue); }

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 10px;
  border: 1px solid var(--ink);
  background: transparent;
}
.menu-toggle .icon { width: 20px; height: 20px; }

.section-anchor { scroll-margin-top: calc(var(--header-height) + 18px); }

.hero {
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background-image: linear-gradient(rgba(25, 118, 210, .07) 1px, transparent 1px), linear-gradient(90deg, rgba(25, 118, 210, .07) 1px, transparent 1px);
  background-size: 38px 38px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, .91fr) minmax(500px, 1.09fr);
  align-items: center;
  min-height: 660px;
  gap: 58px;
}

.eyebrow { margin: 0 0 12px; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .16em; }
.hero h1 { margin: 0 0 8px; font-size: clamp(58px, 7vw, 96px); line-height: .96; letter-spacing: -.07em; white-space: nowrap; }
.hero h2 { max-width: 600px; margin: 0 0 22px; font-size: clamp(26px, 3.2vw, 42px); line-height: 1.25; }
.hero-summary { max-width: 550px; margin: 0; color: #4e6178; font-size: 16px; }

.feature-tags { display: flex; flex-wrap: wrap; gap: 10px; margin: 26px 0; }
.feature-tags span { display: inline-flex; align-items: center; gap: 7px; padding: 8px 12px; border: 1px solid #b5c7dd; background: rgba(255, 255, 255, .72); font-size: 13px; font-weight: 700; }
.feature-tags .icon { width: 16px; height: 16px; }

.hero-download { display: flex; flex-direction: column; align-items: flex-start; gap: 8px; }
.primary-link { min-width: 218px; min-height: 56px; padding: 0 22px; background: var(--blue); font-size: 16px; }
.primary-link:hover { background: var(--deep); }
.update-label { color: #617188; font-size: 12px; }

.library-console {
  width: min(100%, 600px);
  justify-self: end;
  border: 1px solid var(--ink);
  background: #fff;
  box-shadow: 14px 14px 0 rgba(25, 118, 210, .16);
}

.console-heading { display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 24px; color: #fff; background: var(--deep); }
.console-heading p { margin: 0 0 2px; color: #75d9da; font-size: 12px; font-weight: 800; letter-spacing: .12em; }
.console-heading h2 { margin: 0; font-size: 25px; line-height: 1.3; }
.sync-status { display: inline-flex; align-items: center; gap: 6px; padding: 6px 8px; background: #1d3e57; color: #d6fdf7; font-size: 12px; white-space: nowrap; }
.sync-status i { width: 7px; height: 7px; border-radius: 50%; background: #50e6b2; }

.console-search { display: flex; align-items: center; gap: 10px; margin: 22px 24px 15px; padding: 8px 8px 8px 13px; border: 1px solid #c8d7d4; background: #eff8f6; }
.console-search input { min-width: 0; flex: 1; border: 0; outline: 0; background: transparent; font-size: 13px; }
.console-search-button { min-height: 34px; padding: 0 13px; border: 0; color: #fff; background: #397d6c; font-size: 13px; font-weight: 700; }

.console-categories { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.console-categories button { min-height: 46px; border: 0; border-right: 1px solid var(--line); color: var(--ink); background: #fff; font-size: 13px; font-weight: 700; }
.console-categories button:last-child { border-right: 0; }
.console-categories button.is-current { color: #fff; background: var(--cyan); }

.console-resources { padding: 8px 24px 4px; }
.resource-row { display: flex; align-items: center; width: 100%; gap: 13px; padding: 14px 0; border: 0; border-bottom: 1px solid var(--line); color: var(--ink); background: transparent; text-align: left; }
.resource-row[hidden] { display: none; }
.resource-row.is-selected { background: #f2fbfa; }
.resource-index { color: var(--blue); font-size: 13px; font-weight: 800; }
.resource-main { display: grid; flex: 1; min-width: 0; line-height: 1.35; }
.resource-main strong { font-size: 15px; }
.resource-main small { overflow: hidden; color: var(--muted); font-size: 12px; text-overflow: ellipsis; white-space: nowrap; }
.resource-state { padding: 4px 6px; color: #1c7568; background: #e2f5ef; font-size: 12px; white-space: nowrap; }
.console-footer { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 18px 24px; background: #f5f3eb; color: #69747b; font-size: 13px; }
.console-footer strong { color: var(--blue); font-size: 17px; }
.save-all { display: inline-flex; align-items: center; gap: 7px; padding: 9px 12px; border: 1px solid var(--deep); color: var(--deep); background: #fff; font-size: 13px; font-weight: 700; }
.save-all.is-saved { color: #fff; background: var(--deep); }
.save-all.is-saved .icon { filter: brightness(0) invert(1); }

.collection-section,
.screens-section,
.guide-section,
.reviews-section { padding: 92px 0; }
.collection-section { background: #fff; }
.route-section { padding: 92px 0; color: #f6f9f9; background: var(--deep); }
.screens-section { background: #f2f8ff; }
.guide-section { background: #fff; }
.reviews-section { background: #eef5f1; }
.download-section { padding: 70px 0; background: #f4e9d8; }

.section-head { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-bottom: 34px; }
.section-head h2 { margin: 0; font-size: clamp(42px, 5vw, 64px); line-height: 1; letter-spacing: -.06em; }
.section-head > p { max-width: 450px; margin: 0 0 4px; color: #58708b; font-size: 15px; }
.section-head-light > p { color: #b8d7d2; }
.section-head-light .eyebrow { color: #75d9da; }

.library-layout { display: grid; grid-template-columns: 1fr 1.18fr .78fr; gap: 18px; }
.library-feature { display: flex; flex-direction: column; min-height: 370px; padding: 28px; color: #fff; background: #1976d2; }
.panel-number { color: #a9e6f8; font-size: 32px; font-weight: 800; line-height: 1; }
.card-kicker { margin: auto 0 8px; color: #c5eff6; font-size: 12px; font-weight: 700; }
.library-feature h3 { margin: 0 0 14px; font-size: 28px; line-height: 1.25; }
.library-feature > p:not(.card-kicker) { margin: 0; color: #e9f8ff; font-size: 14px; }
.text-action { display: inline-flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: 22px; padding: 0; border: 0; color: #fff; background: transparent; text-align: left; font-size: 14px; font-weight: 700; }
.text-action .icon { filter: brightness(0) invert(1); }

.library-list { display: grid; border: 1px solid var(--line); }
.library-list article { display: flex; align-items: center; gap: 16px; padding: 20px; border-bottom: 1px solid var(--line); }
.library-list article:last-child { border-bottom: 0; }
.library-list article > span { color: var(--blue); font-size: 14px; font-weight: 800; }
.library-list article > div { flex: 1; }
.library-list h3 { margin: 0; font-size: 19px; }
.library-list p { margin: 3px 0 0; color: var(--muted); font-size: 13px; }
.library-list .icon { width: 20px; height: 20px; }

.share-note { display: flex; flex-direction: column; padding: 24px; color: #fff; background: #112a41; }
.share-note > p:first-child { margin: 0 0 10px; color: #72d7d4; font-size: 12px; font-weight: 800; letter-spacing: .13em; }
.share-note h3 { margin: 0; font-size: 25px; line-height: 1.3; }
.share-switch { display: grid; gap: 8px; margin-top: auto; }
.share-switch button { padding: 10px; border: 1px solid #557080; color: #fff; background: transparent; font-size: 13px; font-weight: 700; }
.share-switch button.is-current { border-color: var(--cyan); color: var(--deep); background: var(--cyan); }
.share-panel { display: none; margin: 16px 0 0; color: #d5e3eb; font-size: 13px; }
.share-panel.is-current { display: block; }

.route-grid { display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255, 255, 255, .26); border-left: 1px solid rgba(255, 255, 255, .26); }
.route-grid article { min-height: 250px; padding: 24px; border-right: 1px solid rgba(255, 255, 255, .26); border-bottom: 1px solid rgba(255, 255, 255, .26); }
.route-grid span { color: var(--cyan); font-size: 13px; font-weight: 800; }
.route-grid .icon { display: block; width: 28px; height: 28px; margin: 45px 0 16px; filter: brightness(0) invert(1); }
.route-grid h3 { margin: 0 0 8px; font-size: 26px; }
.route-grid p { margin: 0; color: #c1d7dc; font-size: 14px; }

.screens-track { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.screen-card { overflow: hidden; border: 1px solid #aebfce; background: #fff; }
.screen-card figure { display: grid; width: 100%; height: 400px; place-items: center; margin: 0; padding: 10px; background: #edf4f8; }
.screen-card figure img { width: 100%; height: 100%; object-fit: contain; }
.screen-card > div { min-height: 102px; padding: 18px; border-top: 1px solid #aebfce; }
.screen-card span { color: var(--blue); font-size: 13px; font-weight: 800; }
.screen-card h3 { margin: 5px 0 0; font-size: 18px; }
.screen-card p { margin: 3px 0 0; color: var(--muted); font-size: 13px; }

.faq-list { border-top: 1px solid var(--ink); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item button,
.official-fold > button { display: flex; align-items: center; width: 100%; gap: 20px; padding: 22px 16px; border: 0; color: var(--ink); background: transparent; text-align: left; }
.faq-item button span { color: var(--blue); font-size: 12px; font-weight: 800; }
.faq-item button strong { flex: 1; font-size: 16px; }
.faq-item button .icon,
.official-fold > button > .icon { margin-left: auto; }
.faq-answer { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .22s ease; }
.faq-answer > p { min-height: 0; margin: 0; overflow: hidden; color: #5e7188; font-size: 14px; }
.faq-item.is-open .faq-answer { grid-template-rows: 1fr; }
.faq-item.is-open .faq-answer > p { padding: 0 58px 22px; }
.faq-item.is-open button .icon-plus,
.official-fold.is-open .icon-plus { transform: rotate(45deg); }

.official-fold { margin-top: 24px; border: 1px solid var(--ink); }
.official-fold > button span { display: inline-flex; align-items: center; gap: 12px; flex: 1; font-size: 16px; font-weight: 700; }
.official-fold > div { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .22s ease; }
.official-fold > div > a { min-height: 0; margin: 0 24px; overflow: hidden; color: var(--blue); font-size: 14px; text-decoration: underline; }
.official-fold.is-open > div { grid-template-rows: 1fr; }
.official-fold.is-open > div > a { padding-bottom: 20px; }

.review-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.review-grid article { display: flex; flex-direction: column; min-height: 260px; padding: 22px; border-top: 3px solid var(--cyan); background: #fff; }
.review-grid article:nth-child(2n) { border-color: var(--orange); }
.review-head { display: flex; align-items: center; gap: 9px; padding-bottom: 14px; border-bottom: 1px solid var(--line); }
.review-head .icon { width: 32px; height: 32px; padding: 8px; border-radius: 50%; background-color: var(--deep); background-size: 16px; }
.review-head strong { flex: 1; font-size: 14px; }
.review-rating { margin-left: auto; color: var(--orange); font-size: 12px; font-weight: 800; letter-spacing: .03em; white-space: nowrap; }
.review-grid p { margin: 18px 0 16px; font-size: 14px; }
.review-date { align-self: flex-end; margin-top: auto; color: var(--muted); font-size: 12px; white-space: nowrap; }

.download-ticket { display: grid; grid-template-columns: 190px 1fr 250px; overflow: hidden; border: 1px solid var(--ink); background: #fff; }
.ticket-stamp { display: grid; place-content: center; min-height: 174px; border-right: 1px dashed var(--ink); color: var(--ink); background: #ffd74a; text-align: center; }
.ticket-stamp span { font-size: 55px; font-weight: 900; line-height: .9; }
.ticket-stamp small { margin-top: 8px; font-size: 12px; font-weight: 800; letter-spacing: .13em; }
.ticket-copy { align-self: center; padding: 26px 38px; }
.ticket-copy p { margin: 0 0 6px; color: var(--blue); font-size: 12px; font-weight: 800; letter-spacing: .13em; }
.ticket-copy h2 { margin: 0; font-size: 30px; line-height: 1.2; }
.ticket-copy > span { display: block; margin-top: 8px; color: var(--muted); font-size: 14px; }
.ticket-link { min-height: 100%; padding: 20px; background: var(--deep); font-size: 17px; }
.ticket-link:hover { background: var(--blue); }

.site-footer { padding: 38px 0 24px; color: #fff; background: #102438; }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.site-footer .brand-copy span { color: #b6cbd6; }
.site-footer nav a { color: #eaf3f4; font-size: 13px; }
.site-footer > p { width: min(1200px, calc(100% - 48px)); margin: 24px auto 0; padding-top: 20px; border-top: 1px solid rgba(255, 255, 255, .25); color: #c2d3d8; font-size: 12px; text-align: center; }

.back-top {
  position: fixed;
  z-index: 950;
  right: 26px;
  bottom: 24px;
  display: grid;
  width: 48px;
  height: 48px;
  padding: 13px;
  place-items: center;
  border: 1px solid var(--deep);
  border-radius: 50%;
  background: #ffd74a;
  box-shadow: 0 8px 20px rgba(16, 36, 56, .2);
}
.back-top .icon { width: 20px; height: 20px; }

@media (max-width: 900px) {
  :root { --header-height: 66px; }
  .header-inner,
  .hero-grid,
  .section-head,
  .library-layout,
  .route-grid,
  .screens-track,
  .faq-list,
  .official-fold,
  .review-grid,
  .download-ticket,
  .footer-inner { width: min(100% - 28px, 640px); }
  .site-nav { position: absolute; top: calc(100% + 1px); right: 0; left: 0; display: none; padding: 12px 14px; border-bottom: 1px solid var(--line); background: var(--paper); box-shadow: 0 12px 18px rgba(16, 36, 56, .1); }
  .site-nav.is-open { display: block; }
  .site-nav ul { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 4px; }
  .site-nav a { padding: 12px; border: 1px solid var(--line); text-align: center; }
  .site-nav a::after { display: none; }
  .site-nav a.is-active { color: #fff; background: var(--deep); }
  .menu-toggle { display: grid; place-items: center; }
  .hero-grid { grid-template-columns: 1fr; min-height: auto; padding: 54px 0; gap: 38px; }
  .hero-copy { text-align: center; }
  .hero h1 { white-space: normal; }
  .hero h2,
  .hero-summary { margin-inline: auto; }
  .feature-tags,
  .hero-download { justify-content: center; align-items: center; }
  .library-console { justify-self: center; }
  .section-head { align-items: flex-start; flex-direction: column; gap: 12px; }
  .section-head > p { max-width: none; }
  .library-layout { grid-template-columns: 1fr 1fr; }
  .share-note { grid-column: 1 / -1; min-height: 220px; }
  .route-grid { grid-template-columns: repeat(2, 1fr); }
  .screens-track { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .screen-card figure { height: 370px; }
  .review-grid { grid-template-columns: repeat(2, 1fr); }
  .download-ticket { grid-template-columns: 140px 1fr; }
  .ticket-link { grid-column: 1 / -1; min-height: 62px; }
}

@media (max-width: 620px) {
  body { font-size: 15px; }
  .header-inner { gap: 8px; }
  .brand { gap: 7px; }
  .brand img { width: 36px; height: 36px; }
  .brand-copy strong { font-size: 15px; }
  .brand-copy span { font-size: 12px; }
  .header-download { min-height: 38px; padding: 0 10px; font-size: 12px; }
  .header-download .icon { width: 16px; height: 16px; }
  .menu-toggle { width: 38px; height: 38px; }
  .hero-grid { padding: 42px 0; gap: 30px; }
  .hero h1 { font-size: clamp(48px, 16vw, 68px); }
  .hero h2 { font-size: 27px; }
  .hero-summary { font-size: 14px; }
  .feature-tags { gap: 7px; margin: 20px 0; }
  .feature-tags span { padding: 7px 9px; font-size: 12px; }
  .primary-link { width: min(100%, 280px); min-height: 52px; }
  .library-console { width: 100%; box-shadow: 7px 7px 0 rgba(25, 118, 210, .14); }
  .console-heading { padding: 18px; }
  .console-heading h2 { font-size: 21px; }
  .sync-status { font-size: 12px; }
  .console-search { margin: 16px; }
  .console-search-button { padding: 0 9px; font-size: 12px; }
  .console-resources { padding: 6px 16px 0; }
  .console-footer { padding: 14px 16px; font-size: 12px; }
  .collection-section,
  .route-section,
  .screens-section,
  .guide-section,
  .reviews-section { padding: 62px 0; }
  .section-head h2 { font-size: 43px; }
  .section-head > p { font-size: 14px; }
  .library-layout { grid-template-columns: 1fr; }
  .library-feature { min-height: 300px; }
  .share-note { grid-column: auto; }
  .route-grid { grid-template-columns: 1fr; }
  .route-grid article { min-height: 180px; }
  .route-grid .icon { margin: 28px 0 14px; }
  .screens-track { display: flex; width: 100%; gap: 10px; padding: 0 1px 10px; overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch; }
  .screen-card { flex: 0 0 calc(88% - 8px); scroll-snap-align: start; }
  .screen-card figure { height: 390px; }
  .faq-item button,
  .official-fold > button { gap: 12px; padding: 18px 8px; }
  .faq-item button strong { font-size: 14px; }
  .faq-item.is-open .faq-answer > p { padding: 0 26px 18px 34px; font-size: 13px; }
  .official-fold > button span { font-size: 14px; }
  .review-grid { grid-template-columns: 1fr; }
  .review-grid article { min-height: 0; }
  .review-head { align-items: center; }
  .review-rating { font-size: 12px; }
  .download-ticket { grid-template-columns: 1fr; }
  .ticket-stamp { min-height: 100px; border-right: 0; border-bottom: 1px dashed var(--ink); }
  .ticket-stamp span { font-size: 40px; }
  .ticket-copy { padding: 23px 18px; text-align: center; }
  .ticket-copy h2 { font-size: 25px; }
  .ticket-link { min-height: 58px; }
  .footer-inner { flex-direction: column; align-items: center; text-align: center; }
  .footer-brand { justify-content: center; }
  .site-footer ul { justify-content: center; flex-wrap: wrap; gap: 12px 20px; }
  .back-top { right: 15px; bottom: 16px; width: 44px; height: 44px; }
}

@media (max-width: 390px) {
  .header-download { padding: 0 8px; }
  .header-download span { font-size: 12px; }
  .console-categories button { font-size: 12px; }
  .resource-row { gap: 9px; }
  .resource-main strong { font-size: 14px; }
  .resource-state { font-size: 12px; }
}