@charset "UTF-8";
/* 
作者：搭客佬
官网： 
*/
:root {
  --ink: #171221;
  --ink-soft: #5d5667;
  --night: #0d0817;
  --night-soft: #171024;
  --plum: #251332;
  --paper: #fbf9fc;
  --lavender: #f3eef8;
  --line: #ded6e5;
  --white: #ffffff;
  --pink: #ef4da7;
  --pink-dark: #d63791;
  --violet: #9a5cff;
  --cyan: #53d7ff;
  --header-height: 76px;
  --container: 1200px;
  --shadow: 0 24px 60px rgba(21, 12, 35, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

body.menu-open {
  overflow: hidden;
}

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

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

button,
input {
  font: inherit;
}

button {
  color: inherit;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p,
figure {
  margin: 0;
}

.site-container {
  width: min(var(--container), calc(100% - 48px));
  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);
  color: var(--white);
  background: rgba(13, 8, 23, 0.97);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transform: translateZ(0);
}

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

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

.site-brand img {
  width: 48px;
  height: 48px;
  flex: 0 0 48px;
  object-fit: contain;
  border-radius: 12px;
  background: var(--white);
}

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

.brand-copy strong {
  font-size: 20px;
  white-space: nowrap;
}

.brand-copy span {
  max-width: 180px;
  margin-top: 4px;
  overflow: hidden;
  color: #aaa2b5;
  font-size: 12px;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.site-nav ul {
  display: flex;
  align-items: center;
  gap: 36px;
}

.site-nav a {
  position: relative;
  display: block;
  padding: 26px 0 24px;
  color: #ded9e4;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.site-nav a::after {
  position: absolute;
  right: 0;
  bottom: 14px;
  left: 0;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--pink), var(--violet), var(--cyan));
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.2s ease;
}

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

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

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.28);
  cursor: pointer;
}

.icon-menu,
.icon-menu::before,
.icon-menu::after {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  transition: transform 0.2s ease;
}

.icon-menu {
  position: relative;
}

.icon-menu::before,
.icon-menu::after {
  position: absolute;
  left: 0;
  content: "";
}

.icon-menu::before {
  top: -6px;
}

.icon-menu::after {
  top: 6px;
}

.menu-toggle[aria-expanded="true"] .icon-menu {
  background: transparent;
}

.menu-toggle[aria-expanded="true"] .icon-menu::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .icon-menu::after {
  top: 0;
  transform: rotate(-45deg);
}

.hero {
  position: relative;
  overflow: hidden;
  color: var(--white);
  background:
    radial-gradient(circle at 82% 28%, rgba(154, 92, 255, 0.22), transparent 28%),
    radial-gradient(circle at 18% 88%, rgba(239, 77, 167, 0.15), transparent 26%),
    linear-gradient(135deg, #0b0713 0%, #10081d 55%, #190b28 100%);
}

.hero::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.22;
  background-image: radial-gradient(rgba(255, 255, 255, 0.7) 0.7px, transparent 0.7px);
  background-size: 26px 26px;
}

.hero-inner {
  position: relative;
  display: grid;
  min-height: 690px;
  align-items: center;
  grid-template-columns: minmax(0, 1fr) 520px;
  gap: 74px;
}

.hero-copy {
  padding: 80px 0;
}

.section-kicker {
  color: var(--pink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.22em;
  text-transform: uppercase;
}

.hero h1 {
  margin-top: 20px;
  font-size: clamp(72px, 8vw, 124px);
  font-weight: 800;
  line-height: 0.94;
  letter-spacing: -0.06em;
  background: linear-gradient(110deg, #ff5ab5 0%, #b36cff 55%, #67ddff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero h2 {
  margin-top: 34px;
  font-size: clamp(30px, 3vw, 42px);
  line-height: 1.25;
}

.hero-summary {
  max-width: 650px;
  margin-top: 22px;
  color: #c8c1d0;
  font-size: 16px;
}

.age-label {
  display: block;
  width: fit-content;
  margin-top: 12px;
  color: #9f93aa;
  font-size: 12px;
  line-height: 1.5;
  font-variant-numeric: tabular-nums;
}

.primary-link {
  display: inline-flex;
  min-width: 170px;
  height: 54px;
  margin-top: 34px;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: linear-gradient(90deg, var(--pink), var(--violet), var(--cyan));
  border-radius: 999px;
  box-shadow: 0 14px 36px rgba(239, 77, 167, 0.28);
  font-size: 16px;
  font-weight: 800;
  white-space: nowrap;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.primary-link:hover {
  transform: translateY(-2px);
  box-shadow: 0 18px 44px rgba(154, 92, 255, 0.38);
}

.hero-points {
  display: flex;
  margin-top: 46px;
  gap: 34px;
}

.hero-points li {
  display: flex;
  align-items: center;
  gap: 10px;
  color: #eeeaf2;
  font-size: 14px;
  font-weight: 700;
  white-space: nowrap;
}

.hero-points i,
.role-features i,
.story-steps i {
  display: inline-flex;
  width: 40px;
  height: 40px;
  flex: 0 0 40px;
  align-items: center;
  justify-content: center;
  color: var(--pink);
  background: rgba(239, 77, 167, 0.12);
  border: 1px solid rgba(239, 77, 167, 0.34);
  border-radius: 50%;
}

.hero-points i::before,
.role-features i::before,
.story-steps i::before {
  font-style: normal;
  font-weight: 800;
}

.icon-heart::before {
  content: "♥";
}

.icon-story::before,
.icon-book::before {
  content: "▤";
}

.icon-spark::before {
  content: "✦";
}

.icon-memory::before {
  content: "◉";
}

.icon-role::before {
  content: "●";
}

.icon-message::before {
  content: "•••";
  letter-spacing: -1px;
}

.conversation-stage {
  position: relative;
  min-height: 570px;
  padding: 38px;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(27, 17, 42, 0.9), rgba(13, 8, 23, 0.96));
  border: 1px solid rgba(184, 122, 255, 0.36);
  border-radius: 34px;
  box-shadow: 0 40px 90px rgba(0, 0, 0, 0.36);
}

.stage-grid {
  position: absolute;
  inset: 0;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(119, 218, 255, 0.34) 1px, transparent 1px),
    linear-gradient(90deg, rgba(119, 218, 255, 0.34) 1px, transparent 1px);
  background-size: 32px 32px;
  mask-image: linear-gradient(to bottom, #000, transparent 72%);
}

.ai-orbit {
  position: relative;
  width: 330px;
  height: 330px;
  margin: 4px auto 0;
}

.orbit {
  position: absolute;
  inset: 0;
  border: 1px solid rgba(116, 212, 255, 0.5);
  border-radius: 50%;
}

.orbit-one {
  box-shadow: 0 0 50px rgba(154, 92, 255, 0.3);
}

.orbit-two {
  inset: 16px;
  border-color: rgba(239, 77, 167, 0.65);
}

.ai-portrait {
  position: absolute;
  inset: 28px;
  overflow: hidden;
  background: var(--night-soft);
  border: 4px solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
}

.ai-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 42%;
  filter: saturate(0.86) contrast(1.06);
  transform: scale(2.05);
}

.online-state {
  position: absolute;
  top: 10px;
  right: -30px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  color: #e7ffe9;
  background: rgba(13, 8, 23, 0.84);
  border: 1px solid rgba(89, 245, 124, 0.35);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
}

.online-state i {
  width: 8px;
  height: 8px;
  background: #56f27a;
  border-radius: 50%;
  box-shadow: 0 0 12px #56f27a;
}

.dialogue-panel {
  position: absolute;
  right: 24px;
  bottom: 24px;
  left: 24px;
  padding: 20px;
  background: rgba(15, 9, 25, 0.86);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 22px;
  backdrop-filter: blur(16px);
}

.dialogue-name {
  margin-bottom: 12px;
  color: #e6dced;
  font-size: 12px;
  font-weight: 700;
}

.message {
  width: fit-content;
  max-width: 82%;
  margin-top: 8px;
  padding: 9px 13px;
  font-size: 12px;
  line-height: 1.5;
}

.message-ai {
  background: #292032;
  border-radius: 6px 14px 14px 14px;
}

.message-user {
  margin-left: auto;
  background: linear-gradient(90deg, var(--pink-dark), var(--violet));
  border-radius: 14px 6px 14px 14px;
}

.dialogue-input {
  display: flex;
  height: 38px;
  margin-top: 12px;
  padding: 0 12px;
  align-items: center;
  justify-content: space-between;
  color: #898192;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  font-size: 12px;
}

.icon-send {
  position: relative;
  width: 24px;
  height: 24px;
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-radius: 50%;
}

.icon-send::before {
  position: absolute;
  top: 7px;
  left: 7px;
  width: 7px;
  height: 7px;
  content: "";
  border-top: 1px solid var(--white);
  border-right: 1px solid var(--white);
  transform: rotate(45deg);
}

.role-section,
.interface-section,
.community-section {
  padding: 112px 0;
}

.role-section {
  background:
    radial-gradient(circle at 8% 12%, rgba(239, 77, 167, 0.08), transparent 25%),
    var(--lavender);
}

.section-heading {
  margin-bottom: 46px;
}

.section-heading h2,
.guide-heading h2 {
  margin-top: 12px;
  font-size: clamp(42px, 5vw, 64px);
  line-height: 1.12;
  letter-spacing: -0.04em;
}

.section-heading > p:not(.section-kicker),
.split-heading > p,
.guide-heading > p:not(.section-kicker) {
  color: var(--ink-soft);
  font-size: 15px;
}

.split-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}

.split-heading > p {
  max-width: 480px;
  padding-bottom: 8px;
}

.role-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(360px, 0.65fr);
  gap: 24px;
}

.featured-role {
  display: grid;
  min-height: 460px;
  overflow: hidden;
  color: var(--white);
  background: var(--night);
  grid-template-columns: 46% 54%;
  border-radius: 30px;
}

.role-visual {
  position: relative;
  display: flex;
  min-height: 100%;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 50%, rgba(239, 77, 167, 0.42), transparent 45%),
    linear-gradient(150deg, #2d153d, #130b20);
}

.role-visual::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.25;
  background-image: linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 100% 34px;
}

.role-visual img {
  position: relative;
  z-index: 2;
  width: 170px;
  height: 170px;
  object-fit: contain;
  border-radius: 42px;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.38);
}

.role-halo {
  position: absolute;
  width: 300px;
  height: 300px;
  border: 1px solid rgba(83, 215, 255, 0.46);
  border-radius: 50%;
  box-shadow: inset 0 0 50px rgba(154, 92, 255, 0.24);
}

.role-copy {
  display: flex;
  padding: 54px 48px;
  flex-direction: column;
  justify-content: center;
}

.role-label {
  color: var(--pink);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.role-copy h3 {
  margin-top: 18px;
  font-size: 32px;
  line-height: 1.3;
}

.role-copy p {
  margin-top: 18px;
  color: #c8c1d0;
  font-size: 14px;
}

.role-tags {
  display: flex;
  margin-top: 30px;
  flex-wrap: wrap;
  gap: 8px;
}

.role-tags span {
  padding: 7px 11px;
  color: #e9e1ef;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 999px;
  font-size: 12px;
}

.role-features {
  display: grid;
  gap: 16px;
}

.role-features article {
  display: flex;
  min-height: 142px;
  padding: 28px;
  align-items: center;
  gap: 20px;
  background: var(--white);
  border: 1px solid rgba(35, 20, 48, 0.08);
  box-shadow: 0 10px 30px rgba(35, 20, 48, 0.05);
}

.role-features i {
  width: 54px;
  height: 54px;
  flex-basis: 54px;
  color: var(--white);
  background: linear-gradient(145deg, var(--pink), var(--violet));
  border: 0;
}

.role-features h3 {
  font-size: 18px;
}

.role-features p {
  margin-top: 6px;
  color: var(--ink-soft);
  font-size: 13px;
}

.story-section {
  padding: 112px 0;
  color: var(--white);
  background:
    radial-gradient(circle at 72% 22%, rgba(154, 92, 255, 0.2), transparent 30%),
    linear-gradient(135deg, #10091b, #25122f 60%, #140a20);
}

.light-heading {
  max-width: 700px;
}

.light-heading > p:not(.section-kicker) {
  margin-top: 16px;
  color: #bdb4c7;
}

.story-steps {
  position: relative;
  display: grid;
  margin-top: 54px;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}

.story-steps::before {
  position: absolute;
  top: 56px;
  right: 10%;
  left: 10%;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, var(--pink), var(--violet), var(--cyan));
}

.story-steps li {
  position: relative;
  z-index: 1;
  padding: 24px;
  text-align: center;
}

.story-steps li > span {
  position: absolute;
  top: 6px;
  left: 12px;
  color: var(--pink);
  font-size: 12px;
  font-weight: 800;
}

.story-steps i {
  width: 64px;
  height: 64px;
  margin: 0 auto 18px;
  color: var(--white);
  background: linear-gradient(145deg, var(--pink), var(--violet));
  border: 5px solid var(--night-soft);
  box-shadow: 0 0 0 1px rgba(255, 255, 255, 0.22);
}

.story-steps h3 {
  font-size: 17px;
}

.story-steps p {
  margin-top: 4px;
  color: #aaa0b5;
  font-size: 12px;
}

.story-console {
  display: grid;
  margin-top: 42px;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 16px;
}

.chapter-card,
.choice-card {
  min-height: 190px;
  padding: 30px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(239, 77, 167, 0.34);
}

.chapter-card span,
.choice-card > p {
  color: var(--pink);
  font-size: 13px;
  font-weight: 800;
}

.chapter-card h3 {
  margin-top: 20px;
  font-size: 22px;
}

.chapter-card p {
  margin-top: 14px;
  color: #bfb6c8;
  font-size: 14px;
}

.choice-card {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.choice-card span {
  display: flex;
  min-height: 50px;
  padding: 10px 14px;
  align-items: center;
  gap: 12px;
  background: rgba(255, 255, 255, 0.06);
  font-size: 13px;
}

.choice-card b {
  display: inline-flex;
  width: 28px;
  height: 28px;
  flex: 0 0 28px;
  align-items: center;
  justify-content: center;
  background: var(--violet);
  border-radius: 50%;
  font-size: 12px;
}

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

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

.screenshot-card {
  overflow: hidden;
  background: var(--white);
  border: 1px solid var(--line);
}

.screenshot-media {
  width: 100%;
  aspect-ratio: 383 / 681;
  overflow: hidden;
  background: #120b1d;
}

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

.screenshot-card figcaption {
  display: flex;
  min-height: 70px;
  padding: 18px;
  align-items: center;
  gap: 12px;
  border-top: 1px solid var(--line);
}

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

.screenshot-card figcaption strong {
  font-size: 16px;
}

.guide-section {
  padding: 112px 0 0;
  background: var(--lavender);
}

.guide-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 70px;
}

.guide-heading > p:not(.section-kicker) {
  margin-top: 18px;
}

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

.faq-list details {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.faq-list summary {
  display: grid;
  min-height: 72px;
  padding: 0 22px;
  align-items: center;
  grid-template-columns: 36px 1fr 24px;
  gap: 10px;
  cursor: pointer;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary > span {
  color: var(--violet);
  font-size: 12px;
  font-weight: 800;
}

.faq-list summary strong {
  font-size: 15px;
}

.faq-list summary i {
  position: relative;
  width: 16px;
  height: 16px;
}

.faq-list summary i::before,
.faq-list summary i::after {
  position: absolute;
  top: 7px;
  left: 1px;
  width: 14px;
  height: 1px;
  content: "";
  background: var(--ink);
}

.faq-list summary i::after {
  transform: rotate(90deg);
  transition: transform 0.2s ease;
}

.faq-list details[open] summary i::after {
  transform: rotate(0);
}

.faq-list details > p {
  padding: 0 72px 22px 68px;
  color: var(--ink-soft);
  font-size: 13px;
}

.official-wrap {
  margin-top: 46px;
  padding-bottom: 112px;
}

.official-disclosure {
  width: 100%;
  background: var(--white);
  border: 1px solid var(--ink);
  transition: border-color 0.2s ease;
}

.official-disclosure summary {
  display: grid;
  min-height: 76px;
  padding: 0 24px;
  align-items: center;
  grid-template-columns: 28px 1fr 24px;
  gap: 14px;
  cursor: pointer;
  list-style: none;
}

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

.official-disclosure:hover {
  border-color: var(--pink);
}

.official-disclosure summary:hover {
  color: var(--pink-dark);
}

.official-disclosure summary strong {
  font-size: 15px;
}

.official-toggle {
  position: relative;
  width: 16px;
  height: 16px;
}

.official-toggle::before,
.official-toggle::after {
  position: absolute;
  top: 7px;
  left: 1px;
  width: 14px;
  height: 1px;
  content: "";
  background: currentColor;
}

.official-toggle::after {
  transform: rotate(90deg);
  transition: transform 0.2s ease;
}

.official-disclosure[open] .official-toggle::after {
  transform: rotate(0);
}

.official-answer {
  padding: 0 24px 24px 66px;
}

.official-answer a {
  color: var(--pink-dark);
  font-size: 13px;
  overflow-wrap: anywhere;
}

.official-answer a:hover {
  text-decoration: underline;
}

.icon-globe {
  position: relative;
  display: inline-block;
  width: 19px;
  height: 19px;
  border: 2px solid currentColor;
  border-radius: 50%;
}

.icon-globe::before,
.icon-globe::after {
  position: absolute;
  content: "";
}

.icon-globe::before {
  top: 3px;
  right: -2px;
  bottom: 3px;
  left: -2px;
  border-top: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}

.icon-globe::after {
  top: -2px;
  bottom: -2px;
  left: 6px;
  width: 4px;
  border-right: 1px solid currentColor;
  border-left: 1px solid currentColor;
  border-radius: 50%;
}

.icon-arrow {
  position: relative;
  display: inline-block;
  width: 16px;
  height: 12px;
}

.icon-arrow::before {
  position: absolute;
  top: 5px;
  right: 0;
  width: 15px;
  height: 1px;
  content: "";
  background: currentColor;
}

.icon-arrow::after {
  position: absolute;
  top: 2px;
  right: 0;
  width: 6px;
  height: 6px;
  content: "";
  border-top: 1px solid currentColor;
  border-right: 1px solid currentColor;
  transform: rotate(45deg);
}

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

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

.comment-card {
  min-height: 160px;
  padding: 26px;
  background: var(--white);
  border: 1px solid var(--line);
  border-top: 3px solid var(--pink);
}

.comment-top {
  display: flex;
  align-items: center;
  gap: 12px;
}

.comment-avatar {
  display: inline-flex;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: linear-gradient(145deg, var(--pink), var(--violet));
  border-radius: 50%;
  font-size: 14px;
  font-weight: 800;
}

.comment-top strong {
  color: var(--pink-dark);
  font-size: 14px;
}

.comment-top time {
  margin-left: auto;
  color: var(--ink-soft);
  font-size: 12px;
}

.comment-card > p {
  margin-top: 18px;
  color: #413948;
  font-size: 14px;
}

.download-section {
  padding: 94px 0;
  color: var(--white);
  background: linear-gradient(135deg, #251332, #130b20);
}

.download-ticket {
  position: relative;
  display: grid;
  min-height: 180px;
  overflow: hidden;
  background: var(--paper);
  color: var(--ink);
  grid-template-columns: 31% 45% 24%;
  border: 1px solid rgba(255, 255, 255, 0.28);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.22);
}

.download-ticket::before,
.download-ticket::after {
  position: absolute;
  left: 31%;
  width: 28px;
  height: 28px;
  content: "";
  background: #251332;
  border-radius: 50%;
  transform: translateX(-50%);
}

.download-ticket::before {
  top: -14px;
}

.download-ticket::after {
  bottom: -14px;
}

.download-brand,
.download-copy {
  display: flex;
  min-width: 0;
  padding: 34px;
  align-items: center;
}

.download-brand {
  gap: 18px;
  border-right: 1px dashed #c8bdcf;
}

.download-brand img {
  width: 68px;
  height: 68px;
  flex: 0 0 68px;
  object-fit: contain;
  border-radius: 16px;
}

.download-brand span {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.download-brand strong {
  font-size: 22px;
}

.download-brand small {
  margin-top: 5px;
  color: var(--ink-soft);
  font-size: 12px;
}

.download-copy {
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}

.download-copy p {
  color: var(--pink-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.download-copy h2 {
  margin-top: 8px;
  font-size: 28px;
  line-height: 1.25;
  white-space: nowrap;
}

.download-copy span {
  margin-top: 8px;
  color: var(--ink-soft);
  font-size: 13px;
}

.download-link {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--white);
  background: linear-gradient(145deg, var(--pink), var(--violet));
  font-size: 18px;
  font-weight: 800;
  white-space: nowrap;
  transition: filter 0.2s ease;
}

.download-link:hover {
  filter: brightness(1.08);
}

.site-footer {
  padding: 56px 0 24px;
  color: var(--white);
  background: var(--night);
}

.footer-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 36px;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 34px;
}

.footer-links a {
  color: #c4bdcc;
  font-size: 13px;
}

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

.footer-bottom {
  margin-top: 44px;
  padding-top: 20px;
  color: #958d9f;
  border-top: 1px solid rgba(255, 255, 255, 0.78);
  text-align: center;
}

.footer-bottom p {
  font-size: 12px;
}

.back-top {
  position: fixed;
  z-index: 80;
  right: 24px;
  bottom: 24px;
  display: flex;
  width: 48px;
  height: 48px;
  align-items: center;
  justify-content: center;
  color: var(--white);
  background: linear-gradient(145deg, var(--pink), var(--violet));
  border: 1px solid rgba(255, 255, 255, 0.4);
  opacity: 0;
  pointer-events: none;
  transform: translateY(12px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.back-top.is-visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.icon-top {
  position: relative;
  width: 14px;
  height: 18px;
}

.icon-top::before {
  position: absolute;
  top: 2px;
  left: 3px;
  width: 7px;
  height: 7px;
  content: "";
  border-top: 2px solid currentColor;
  border-left: 2px solid currentColor;
  transform: rotate(45deg);
}

.icon-top::after {
  position: absolute;
  top: 5px;
  left: 6px;
  width: 2px;
  height: 12px;
  content: "";
  background: currentColor;
}

@media (max-width: 1080px) {
  .hero-inner {
    grid-template-columns: minmax(0, 1fr) 440px;
    gap: 40px;
  }

  .conversation-stage {
    min-height: 540px;
    padding: 26px;
  }

  .ai-orbit {
    width: 290px;
    height: 290px;
  }

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

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

  .role-features article {
    min-height: 170px;
    align-items: flex-start;
    flex-direction: column;
  }

  .download-ticket {
    grid-template-columns: 34% 42% 24%;
  }

  .download-brand,
  .download-copy {
    padding: 28px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-height: 66px;
  }

  a,
  button,
  summary,
  [role="button"] {
    -webkit-tap-highlight-color: transparent;
    animation: none !important;
    transition: none !important;
  }

  a:active,
  button:active,
  summary:active,
  [role="button"]:active {
    opacity: 1;
    filter: none;
    transform: none;
  }

  .primary-link:hover {
    transform: none;
  }

  .download-link:hover {
    filter: none;
  }

  .site-container {
    width: min(var(--container), calc(100% - 32px));
  }

  .site-brand img {
    width: 42px;
    height: 42px;
    flex-basis: 42px;
  }

  .brand-copy strong {
    font-size: 17px;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: fixed;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: none;
    max-height: calc(100vh - var(--header-height));
    overflow-y: auto;
    color: var(--white);
    background: rgba(13, 8, 23, 0.99);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }

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

  .site-nav ul {
    width: min(var(--container), calc(100% - 32px));
    margin: 0 auto;
    padding: 10px 0 20px;
    align-items: stretch;
    flex-direction: column;
    gap: 0;
  }

  .site-nav a {
    padding: 14px 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

  .site-nav a::after {
    right: auto;
    bottom: -1px;
    width: 48px;
  }

  .hero-inner {
    min-height: auto;
    padding: 70px 0 80px;
    grid-template-columns: 1fr;
  }

  .hero-copy {
    padding: 0;
    text-align: center;
  }

  .hero-summary {
    margin-right: auto;
    margin-left: auto;
  }

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

  .hero-points {
    justify-content: center;
  }

  .conversation-stage {
    width: min(100%, 560px);
    margin: 0 auto;
  }

  .split-heading {
    align-items: flex-start;
    flex-direction: column;
    gap: 16px;
  }

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

  .story-console {
    grid-template-columns: 1fr;
  }

  .guide-layout {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .guide-heading {
    max-width: 600px;
  }

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

  .download-ticket::before,
  .download-ticket::after {
    display: none;
  }

  .download-brand {
    border-right: 1px solid var(--line);
  }

  .download-copy {
    border-bottom: 1px solid var(--line);
  }

  .download-link {
    min-height: 72px;
    grid-column: 1 / -1;
  }
}

@media (max-width: 700px) {
  body {
    font-size: 14px;
  }

  .brand-copy span {
    display: block;
    max-width: 150px;
  }

  .hero h1 {
    font-size: 66px;
  }

  .hero h2 {
    font-size: 29px;
  }

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

  .hero-points {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .hero-points li {
    flex-direction: column;
    font-size: 12px;
  }

  .conversation-stage {
    min-height: 510px;
    padding: 16px;
    border-radius: 24px;
  }

  .ai-orbit {
    width: 260px;
    height: 260px;
  }

  .online-state {
    right: -8px;
  }

  .dialogue-panel {
    right: 14px;
    bottom: 14px;
    left: 14px;
    padding: 16px;
  }

  .role-section,
  .interface-section,
  .community-section,
  .story-section {
    padding: 78px 0;
  }

  .featured-role {
    grid-template-columns: 1fr;
  }

  .role-visual {
    min-height: 320px;
  }

  .role-copy {
    padding: 36px 26px;
  }

  .role-features {
    grid-template-columns: 1fr;
  }

  .role-features article {
    min-height: auto;
    flex-direction: row;
  }

  .story-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 8px;
  }

  .story-steps::before {
    display: none;
  }

  .screenshot-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
  }

  .screenshot-card figcaption {
    min-height: 58px;
    padding: 12px;
  }

  .screenshot-card figcaption strong {
    font-size: 13px;
  }

  .guide-section {
    padding-top: 78px;
  }

  .official-wrap {
    padding-bottom: 78px;
  }

  .faq-list summary {
    min-height: 66px;
    padding: 0 14px;
    grid-template-columns: 28px 1fr 18px;
  }

  .faq-list summary strong {
    font-size: 13px;
  }

  .faq-list details > p {
    padding: 0 44px 18px 52px;
    font-size: 12px;
  }

  .official-disclosure summary {
    min-height: 68px;
    padding: 0 16px;
  }

  .official-disclosure summary strong {
    font-size: 13px;
  }

  .official-answer {
    padding: 0 16px 20px 58px;
  }

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

  .download-section {
    padding: 70px 0;
  }

  .download-ticket {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .download-brand,
  .download-copy {
    padding: 28px 22px;
    align-items: center;
    justify-content: center;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .download-link {
    min-height: 68px;
    grid-column: auto;
  }

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

  .footer-links {
    justify-content: center;
    gap: 14px 24px;
  }

  .back-top {
    right: 14px;
    bottom: 14px;
  }
}

@media (max-width: 420px) {
  .site-container {
    width: calc(100% - 24px);
  }

  .site-brand {
    gap: 8px;
  }

  .site-brand img {
    width: 40px;
    height: 40px;
    flex-basis: 40px;
  }

  .brand-copy span {
    max-width: 126px;
  }

  .hero h1 {
    font-size: 54px;
  }

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

  .conversation-stage {
    min-height: 480px;
  }

  .ai-orbit {
    width: 230px;
    height: 230px;
  }

  .message {
    max-width: 90%;
  }

  .section-heading h2,
  .guide-heading h2 {
    font-size: 40px;
  }

  .story-steps li {
    padding: 22px 8px;
  }

  .chapter-card,
  .choice-card {
    padding: 22px;
  }

  .comment-card {
    padding: 20px;
  }

  .comment-top {
    flex-wrap: wrap;
  }

  .comment-top time {
    width: calc(100% - 54px);
    margin-left: 54px;
  }
}