:root {
  color-scheme: light;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", system-ui, sans-serif;
  background: #10131a;
  color: #202128;
  --ink: #171a22;
  --muted: #78757c;
  --line: #e8e1d6;
  --paper: #fffaf2;
  --surface: #ffffff;
  --coral: #d95449;
  --jade: #3d8d72;
  --gold: #c99a44;
  --shadow: 0 20px 60px rgba(13, 16, 24, 0.24);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-width: 320px;
  min-height: 100vh;
}

button,
input,
select {
  font: inherit;
}

button {
  cursor: pointer;
}

.prototype {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(320px, 520px) 430px;
  gap: 38px;
  justify-content: center;
  align-items: center;
  padding: 32px;
  background:
    radial-gradient(circle at 28% 18%, rgba(217, 84, 73, 0.22), transparent 31%),
    linear-gradient(135deg, #10131a 0%, #1c1e26 48%, #191512 100%);
}

.storyboard {
  color: #fffaf2;
}

.brandBlock {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.brandBlock h1 {
  margin: 0;
  font-size: 34px;
  line-height: 1.1;
}

.brandBlock p,
.flowItem p {
  color: rgba(255, 250, 242, 0.68);
  margin: 4px 0 0;
  line-height: 1.6;
}

.flowList {
  display: grid;
  gap: 12px;
  margin-bottom: 24px;
}

.flowItem {
  border: 1px solid rgba(255, 250, 242, 0.16);
  background: rgba(255, 250, 242, 0.06);
  padding: 16px;
  border-radius: 8px;
}

.flowItem span {
  color: #f0c46d;
  font-weight: 700;
}

.storyboard img {
  width: 100%;
  max-height: 280px;
  object-fit: cover;
  border: 1px solid rgba(255, 250, 242, 0.14);
  border-radius: 8px;
  box-shadow: var(--shadow);
}

.phoneFrame {
  display: flex;
  justify-content: center;
}

.device {
  width: 390px;
  height: 844px;
  position: relative;
  overflow: hidden;
  border: 10px solid #0a0c12;
  border-radius: 34px;
  background: var(--paper);
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.45);
}

.statusBar {
  height: 34px;
  display: flex;
  align-items: end;
  justify-content: space-between;
  padding: 0 24px 8px;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}

.statusDots {
  letter-spacing: 2px;
  color: #343843;
}

.screen {
  height: calc(100% - 104px);
  padding: 0 18px 18px;
}

.scrollable {
  overflow-y: auto;
  scrollbar-width: none;
}

.scrollable::-webkit-scrollbar {
  display: none;
}

.screenHeader {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0 14px;
}

.screenHeader p {
  margin: 0 0 4px;
  font-size: 12px;
  color: var(--muted);
}

.screenHeader h1 {
  margin: 0;
  font-size: 24px;
  line-height: 1.18;
  letter-spacing: 0;
}

.iconButton,
.pillButton,
.secondaryButton,
.sheetClose {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  min-height: 38px;
  border-radius: 8px;
}

.iconButton {
  width: 40px;
}

.pillButton,
.secondaryButton,
.sheetClose {
  padding: 0 14px;
  font-size: 13px;
  font-weight: 700;
}

.primaryButton {
  border: 0;
  min-height: 42px;
  border-radius: 8px;
  padding: 0 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--coral);
  color: #fff;
  font-size: 14px;
  font-weight: 800;
}

.primaryButton.full {
  width: 100%;
}

.heroPanel,
.aopuPanel,
.membershipPanel,
.generatedPreview {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 16px;
}

.heroPanel {
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  background: linear-gradient(135deg, #fffaf2 0%, #f7dfce 100%);
}

.heroPanel h2,
.aopuPanel h3,
.membershipPanel h3 {
  margin: 0;
  font-size: 18px;
  line-height: 1.25;
}

.heroPanel p,
.aopuPanel p,
.membershipPanel p,
.generatedPreview p {
  margin: 8px 0 0;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.filterRail {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding: 14px 0 6px;
}

.filterRail button,
.tagPicker span {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  border-radius: 8px;
  padding: 8px 12px;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
}

.filterRail .active {
  color: #fff;
  border-color: var(--ink);
  background: var(--ink);
}

.sectionTitle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: 18px 0 10px;
}

.sectionTitle h2 {
  margin: 0;
  font-size: 17px;
}

.sectionTitle span {
  color: var(--muted);
  font-size: 12px;
}

.featureCard {
  overflow: hidden;
  border-radius: 8px;
  background: #fff;
  border: 1px solid var(--line);
}

.featureArt {
  height: 152px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.avatar {
  width: 48px;
  height: 48px;
  border: 2px solid rgba(255, 255, 255, 0.82);
  border-radius: 50%;
  display: grid;
  place-items: center;
  color: #fff;
  flex: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.18);
}

.avatar.large {
  width: 82px;
  height: 82px;
}

.avatar span {
  font-weight: 900;
  font-size: 13px;
}

.voiceWave {
  position: absolute;
  right: 22px;
  bottom: 20px;
  display: flex;
  align-items: center;
  gap: 4px;
  height: 28px;
}

.voiceWave span {
  width: 5px;
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.84);
  animation: wave 1.1s infinite ease-in-out;
}

.voiceWave span:nth-child(1) { height: 12px; }
.voiceWave span:nth-child(2) { height: 26px; animation-delay: 0.1s; }
.voiceWave span:nth-child(3) { height: 18px; animation-delay: 0.2s; }
.voiceWave span:nth-child(4) { height: 24px; animation-delay: 0.3s; }

@keyframes wave {
  50% { transform: scaleY(0.55); }
}

.featureBody {
  padding: 14px;
}

.tagLine {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 8px;
}

.tagLine span {
  color: var(--jade);
  background: #edf7f2;
  border-radius: 6px;
  padding: 4px 7px;
  font-size: 11px;
  font-weight: 800;
}

.featureBody h3 {
  margin: 0;
  font-size: 22px;
}

.featureBody p {
  margin: 8px 0 14px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.55;
}

.metricRow,
.walletGrid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin-bottom: 14px;
}

.metric {
  background: #fff8ec;
  border: 1px solid #f0e0c8;
  border-radius: 8px;
  padding: 10px 8px;
  text-align: center;
}

.metric strong {
  display: block;
  font-size: 16px;
}

.metric span {
  color: var(--muted);
  font-size: 11px;
}

.cpList,
.supportList,
.settingsList {
  display: grid;
  gap: 10px;
}

.cpRow,
.settingsList button,
.supportComposer {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 12px;
  text-align: left;
}

.cpRow div:nth-child(2) {
  flex: 1;
  min-width: 0;
}

.cpRow strong,
.miniCpCard strong {
  display: block;
  color: var(--ink);
  font-size: 14px;
}

.cpRow span,
.miniCpCard span {
  color: var(--muted);
  font-size: 12px;
}

.rowMeta {
  display: flex;
  align-items: center;
  gap: 4px;
  color: var(--gold);
  font-size: 12px;
  font-weight: 800;
}

.compactGrid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  padding-bottom: 20px;
}

.miniCpCard {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 14px;
  text-align: left;
}

.miniCpCard .avatar {
  margin-bottom: 12px;
}

.bondHero {
  display: grid;
  grid-template-columns: 94px 1fr;
  gap: 14px;
  align-items: center;
  border-radius: 8px;
  padding: 18px;
  color: #fff;
}

.bondHero p {
  margin: 0 0 5px;
  color: rgba(255, 255, 255, 0.72);
  font-size: 12px;
}

.bondHero h2 {
  margin: 0 0 12px;
  font-size: 24px;
}

.bondLevel {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 13px;
}

.progressTrack {
  height: 8px;
  border-radius: 20px;
  background: rgba(255, 255, 255, 0.25);
  overflow: hidden;
}

.progressTrack span {
  display: block;
  height: 100%;
  background: #fff;
}

.quickActions {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.actionCard {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 12px 8px;
  min-height: 92px;
  color: var(--ink);
}

.actionCard svg {
  color: var(--coral);
}

.actionCard strong,
.actionCard span {
  display: block;
}

.actionCard strong {
  margin-top: 8px;
  font-size: 13px;
}

.actionCard span {
  margin-top: 4px;
  font-size: 11px;
  color: var(--muted);
}

.chatPanel {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  padding: 12px;
}

.messageList {
  display: grid;
  gap: 8px;
  max-height: 230px;
  overflow: auto;
}

.message {
  display: flex;
  align-items: center;
  gap: 6px;
  max-width: 82%;
  border-radius: 8px;
  padding: 10px 12px;
  font-size: 13px;
  line-height: 1.45;
}

.message.cp {
  background: #f7efe4;
  color: var(--ink);
}

.message.user {
  justify-self: end;
  background: var(--ink);
  color: #fff;
}

.chatComposer {
  display: grid;
  grid-template-columns: 1fr 44px;
  gap: 8px;
  margin-top: 12px;
}

.holdButton,
.sendButton {
  border: 0;
  border-radius: 8px;
  min-height: 42px;
  background: #edf7f2;
  color: var(--jade);
  font-weight: 800;
}

.holdButton {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.sendButton {
  display: grid;
  place-items: center;
}

.levelList {
  display: grid;
  gap: 8px;
}

.levelItem {
  display: grid;
  grid-template-columns: 46px 1fr 24px;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.58);
  padding: 10px;
  color: var(--muted);
}

.levelItem.unlocked {
  background: #fff;
  color: var(--ink);
}

.levelBadge {
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 7px;
  background: #171a22;
  color: #fff;
  font-size: 12px;
  font-weight: 900;
}

.levelItem strong,
.levelItem span {
  display: block;
}

.levelItem strong {
  font-size: 14px;
}

.levelItem span {
  margin-top: 2px;
  font-size: 12px;
  color: var(--muted);
}

.aopuPanel {
  margin: 14px 0 20px;
  display: flex;
  align-items: center;
  gap: 14px;
}

.stepper {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-bottom: 12px;
}

.step {
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  min-height: 36px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 800;
}

.step.active {
  background: var(--ink);
  color: #fff;
}

.formPanel {
  display: grid;
  gap: 12px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 14px;
}

label {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

input,
select {
  width: 100%;
  border: 1px solid var(--line);
  background: #fffaf2;
  border-radius: 8px;
  min-height: 42px;
  padding: 0 12px;
  color: var(--ink);
  font-size: 14px;
  font-weight: 700;
}

.twoCols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.tagPicker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.generatedPreview {
  margin: 12px 0;
}

.previewHeader {
  display: flex;
  gap: 10px;
  align-items: center;
}

.previewHeader strong,
.previewHeader span {
  display: block;
}

.previewHeader span {
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.supportComposer button {
  flex: 1;
  border: 0;
  background: #fff8ec;
  color: var(--muted);
  border-radius: 8px;
  min-height: 44px;
  text-align: left;
  padding: 0 12px;
}

.supportPost {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 14px;
}

.postTop {
  display: flex;
  gap: 10px;
  align-items: center;
}

.postTop strong,
.postTop span {
  display: block;
}

.postTop span {
  color: var(--muted);
  font-size: 12px;
  margin-top: 2px;
}

.supportPost p {
  color: var(--ink);
  font-size: 14px;
  line-height: 1.55;
}

.postStats {
  display: flex;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
}

.postStats span {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.profilePanel {
  display: flex;
  align-items: center;
  gap: 14px;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 16px;
}

.profileAvatar {
  width: 62px;
  height: 62px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 24px;
  font-weight: 900;
}

.profilePanel h2 {
  margin: 0;
  font-size: 20px;
}

.profilePanel p {
  margin: 5px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.walletGrid {
  margin: 12px 0;
}

.membershipPanel {
  display: grid;
  grid-template-columns: 28px 1fr 64px;
  gap: 12px;
  align-items: center;
}

.membershipPanel svg {
  color: var(--gold);
}

.rechargeGrid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.rechargeGrid button {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  min-height: 82px;
  color: var(--ink);
}

.rechargeGrid svg {
  color: var(--gold);
}

.rechargeGrid strong,
.rechargeGrid span {
  display: block;
}

.rechargeGrid strong {
  margin-top: 6px;
}

.rechargeGrid span {
  color: var(--muted);
  font-size: 11px;
}

.settingsList {
  margin-top: 14px;
  padding-bottom: 18px;
}

.settingsList button {
  justify-content: space-between;
  font-weight: 700;
}

.modalOverlay {
  position: absolute;
  inset: 0;
  z-index: 5;
  background: rgba(10, 12, 18, 0.42);
  display: flex;
  align-items: end;
}

.detailSheet {
  width: 100%;
  max-height: 86%;
  overflow-y: auto;
  background: var(--paper);
  border-radius: 18px 18px 0 0;
  padding: 14px 18px 22px;
}

.sheetClose {
  display: block;
  margin-left: auto;
  margin-bottom: 10px;
}

.detailHero {
  display: flex;
  align-items: center;
  gap: 16px;
  border-radius: 8px;
  padding: 18px;
  color: #fff;
}

.detailHero p,
.detailHero h2 {
  margin: 0;
}

.detailHero h2 {
  font-size: 24px;
  margin: 4px 0;
}

.detailHero span {
  color: rgba(255, 255, 255, 0.74);
  font-size: 13px;
}

.detailSummary {
  color: var(--ink);
  line-height: 1.6;
  font-size: 14px;
}

.voiceDemo {
  display: grid;
  grid-template-columns: 30px 1fr 58px;
  gap: 10px;
  align-items: center;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 12px;
}

.voiceDemo svg {
  color: var(--coral);
}

.voiceDemo strong,
.voiceDemo span {
  display: block;
}

.voiceDemo span {
  margin-top: 3px;
  color: var(--muted);
  font-size: 12px;
}

.voiceDemo button {
  border: 0;
  background: var(--ink);
  color: #fff;
  min-height: 36px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 800;
}

.roleGrid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 12px 0;
}

.roleGrid div {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 12px;
}

.roleGrid strong,
.roleGrid span {
  display: block;
}

.roleGrid span {
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.bottomNav {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 70px;
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--line);
  background: rgba(255, 250, 242, 0.94);
  backdrop-filter: blur(18px);
  padding: 7px 8px 8px;
}

.navItem {
  border: 0;
  background: transparent;
  color: var(--muted);
  display: grid;
  justify-items: center;
  align-content: center;
  gap: 4px;
  font-size: 11px;
  font-weight: 800;
  border-radius: 8px;
}

.navItem.active {
  background: #fff;
  color: var(--coral);
  box-shadow: 0 8px 20px rgba(26, 29, 36, 0.09);
}

.toast {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 84px;
  z-index: 10;
  min-height: 42px;
  display: grid;
  place-items: center;
  border-radius: 8px;
  background: rgba(23, 26, 34, 0.92);
  color: #fff;
  font-size: 13px;
  font-weight: 800;
}

@media (max-width: 900px) {
  .prototype {
    grid-template-columns: 1fr;
    padding: 18px;
  }

  .storyboard {
    max-width: 390px;
    margin: 0 auto;
  }

  .storyboard img {
    display: none;
  }
}

@media (max-width: 600px) {
  .prototype {
    padding: 0;
    background: var(--paper);
    justify-content: start;
  }

  .storyboard {
    display: none;
  }

  .phoneFrame {
    justify-content: flex-start;
  }

  .device {
    width: min(390px, 100vw);
    height: 100vh;
    border: 0;
    border-radius: 0;
  }
}