/*
 * 呆音次萌创平台五大介绍区 · 高级编辑式视觉
 * 页面专属资源：仅整理 intro / system / xiaodaidai / features / why 的视觉层。
 */

#intro,
#system,
#xiaodaidai,
#features,
#why {
  --moii-story-ink: #101525;
  --moii-story-copy: #475166;
  --moii-story-muted: #737d91;
  --moii-story-line: rgba(148, 163, 184, 0.25);
  --moii-story-line-strong: rgba(100, 116, 139, 0.38);
  --moii-story-pink: #d90a72;
  --moii-story-pink-soft: #fff1f7;
  --moii-story-indigo: #5557d9;
  --moii-story-indigo-deep: #171936;
  --moii-story-focus: rgba(85, 87, 217, 0.3);
  color: var(--moii-story-ink);
  scroll-margin-top: calc(var(--navH, 72px) + 18px);
}

#intro :where([class^="moii-story-"], [class*=" moii-story-"]),
#system :where([class^="moii-route-"], [class*=" moii-route-"]),
#xiaodaidai :where([class^="moii-assistant-"], [class*=" moii-assistant-"]),
#features :where([class^="moii-role-"], [class*=" moii-role-"]),
#why :where([class^="moii-proof-"], [class*=" moii-proof-"]) {
  box-sizing: border-box;
  min-width: 0;
}

#intro :where(button, a),
#system :where(button, a),
#xiaodaidai :where(button, a),
#features :where(button, a),
#why :where(button, a) {
  -webkit-tap-highlight-color: transparent;
}

#intro :where(.moii-story-tab, .moii-story-action):focus-visible,
#system :where(.moii-route-action, .moii-route-capability):focus-visible,
#xiaodaidai :where(.xiaodaidai-avatar, .moii-assistant-topic, .moii-assistant-detail, .bottom-cta-btn):focus-visible,
#features .moii-role-tab:focus-visible,
#why .moii-proof-item:focus-visible {
  outline: 3px solid var(--moii-story-focus);
  outline-offset: 3px;
}

/* 五段共享的编辑式标题规则；位置与节奏由各段单独定义。 */
#intro.moii-section,
#system.moii-section,
#xiaodaidai.moii-section,
#features.moii-section,
#why.moii-section {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding: clamp(26px, 3.6vw, 44px);
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

#intro.moii-section {
  --moii-ambient-pink: rgba(236, 74, 151, 0.18);
  --moii-ambient-blue: rgba(95, 121, 237, 0.16);
  --moii-ambient-lilac: rgba(151, 103, 225, 0.13);
  --moii-meteor-top: 17%;
  --moii-meteor-right: 8%;
  --moii-meteor-angle: -15deg;
  --moii-meteor-duration: 14s;
  --moii-meteor-delay: -4s;
  --moii-bubble-duration: 18s;
  --moii-bubble-delay: -7s;
}

#system.moii-section {
  --moii-ambient-pink: rgba(225, 86, 165, 0.13);
  --moii-ambient-blue: rgba(91, 111, 235, 0.19);
  --moii-ambient-lilac: rgba(135, 112, 231, 0.15);
  --moii-meteor-top: 31%;
  --moii-meteor-right: 13%;
  --moii-meteor-angle: -12deg;
  --moii-meteor-duration: 16s;
  --moii-meteor-delay: -10s;
  --moii-bubble-duration: 20s;
  --moii-bubble-delay: -3s;
}

#xiaodaidai.moii-section {
  --moii-ambient-pink: rgba(244, 80, 158, 0.17);
  --moii-ambient-blue: rgba(101, 132, 240, 0.17);
  --moii-ambient-lilac: rgba(164, 105, 226, 0.12);
  --moii-meteor-top: 12%;
  --moii-meteor-right: 7%;
  --moii-meteor-angle: -17deg;
  --moii-meteor-duration: 15s;
  --moii-meteor-delay: -2s;
  --moii-bubble-duration: 17s;
  --moii-bubble-delay: -9s;
}

#features.moii-section {
  --moii-ambient-pink: rgba(231, 75, 154, 0.13);
  --moii-ambient-blue: rgba(82, 115, 234, 0.18);
  --moii-ambient-lilac: rgba(132, 99, 219, 0.14);
  --moii-meteor-top: 20%;
  --moii-meteor-right: 10%;
  --moii-meteor-angle: -13deg;
  --moii-meteor-duration: 17s;
  --moii-meteor-delay: -13s;
  --moii-bubble-duration: 21s;
  --moii-bubble-delay: -5s;
}

#why.moii-section {
  --moii-ambient-pink: rgba(242, 78, 157, 0.16);
  --moii-ambient-blue: rgba(94, 124, 235, 0.14);
  --moii-ambient-lilac: rgba(155, 104, 225, 0.13);
  --moii-meteor-top: 10%;
  --moii-meteor-right: 5%;
  --moii-meteor-angle: -16deg;
  --moii-meteor-duration: 19s;
  --moii-meteor-delay: -8s;
  --moii-bubble-duration: 22s;
  --moii-bubble-delay: -12s;
}

#intro.moii-section > *,
#system.moii-section > *,
#xiaodaidai.moii-section > *,
#features.moii-section > *,
#why.moii-section > * {
  position: relative;
  z-index: 1;
}

#intro.moii-section::before,
#system.moii-section::before,
#xiaodaidai.moii-section::before,
#features.moii-section::before,
#why.moii-section::before {
  content: "";
  position: absolute;
  z-index: 0;
  top: 7%;
  left: 4%;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  pointer-events: none;
  background: var(--moii-ambient-pink);
  box-shadow:
    12vw 76px 0 -2px var(--moii-ambient-blue),
    27vw 248px 0 0 var(--moii-ambient-pink),
    43vw 126px 0 -1px var(--moii-ambient-lilac),
    59vw 412px 0 1px var(--moii-ambient-blue),
    73vw 218px 0 -2px var(--moii-ambient-pink),
    86vw 536px 0 0 var(--moii-ambient-lilac);
  opacity: 0.58;
  animation: moiiAmbientBubbleFloat var(--moii-bubble-duration) ease-in-out var(--moii-bubble-delay) infinite alternate;
}

#intro.moii-section::after,
#system.moii-section::after,
#xiaodaidai.moii-section::after,
#features.moii-section::after,
#why.moii-section::after {
  content: "";
  position: absolute;
  z-index: 0;
  top: var(--moii-meteor-top);
  right: var(--moii-meteor-right);
  width: 96px;
  height: 5px;
  border-radius: 999px;
  pointer-events: none;
  background:
    radial-gradient(circle at 100% 50%, rgba(255, 255, 255, 0.96) 0 1.4px, var(--moii-ambient-blue) 1.5px 2px, transparent 2.5px) center / 100% 100% no-repeat,
    linear-gradient(90deg, transparent, var(--moii-ambient-pink) 42%, var(--moii-ambient-blue) 82%, rgba(255, 255, 255, 0.9)) center / 100% 1px no-repeat;
  box-shadow: 30px 0 16px -7px var(--moii-ambient-blue);
  opacity: 0;
  transform: translate3d(-18px, 9px, 0) rotate(var(--moii-meteor-angle)) scaleX(0.72);
  transform-origin: right center;
  animation: moiiAmbientMeteor var(--moii-meteor-duration) ease-in-out var(--moii-meteor-delay) infinite;
}

@keyframes moiiAmbientBubbleFloat {
  0% {
    opacity: 0.42;
    transform: translate3d(0, 5px, 0) scale(0.94);
  }
  52% {
    opacity: 0.74;
    transform: translate3d(5px, -7px, 0) scale(1.04);
  }
  100% {
    opacity: 0.5;
    transform: translate3d(-3px, -2px, 0) scale(0.98);
  }
}

@keyframes moiiAmbientMeteor {
  0%, 69%, 100% {
    opacity: 0;
    transform: translate3d(-18px, 9px, 0) rotate(var(--moii-meteor-angle)) scaleX(0.72);
  }
  75% {
    opacity: 0.16;
  }
  80% {
    opacity: 0.68;
    transform: translate3d(16px, -2px, 0) rotate(var(--moii-meteor-angle)) scaleX(1);
  }
  89% {
    opacity: 0;
    transform: translate3d(94px, -30px, 0) rotate(var(--moii-meteor-angle)) scaleX(0.84);
  }
}

#intro > .section-title,
#system > .section-title,
#xiaodaidai > .section-title,
#features > .section-title {
  color: var(--moii-story-ink);
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 780;
  line-height: 1.22;
  letter-spacing: -0.035em;
}

#intro > .section-title::after,
#system > .section-title::after,
#xiaodaidai > .section-title::after,
#features > .section-title::after {
  display: none;
}

#intro > .section-sub,
#system > .section-sub,
#xiaodaidai > .section-sub,
#features > .section-sub {
  color: var(--moii-story-copy);
  font-size: 12.5px;
  line-height: 1.8;
}

/* -------------------------------------------------------------------------- */
/* 平台介绍：工作台预览 + 编号主题索引 + 单一内容舞台 */

#intro.moii-section,
#intro.moii-section.visible {
  border: 1px solid rgba(255, 255, 255, 0.9);
  border-radius: 30px;
  background: rgba(255, 253, 254, 0.96);
  box-shadow: 0 24px 64px rgba(71, 85, 105, 0.12);
}

#intro > .section-title,
#intro > .section-sub {
  width: min(100%, 940px);
  margin-right: auto;
  margin-left: auto;
  text-align: center;
}

#intro > .section-title {
  margin-bottom: 8px;
}

#intro > .section-sub {
  max-width: 760px;
  margin-bottom: 22px;
  margin-left: auto;
}

#intro .moii-story-principles {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  width: min(100%, 940px);
  margin: 0 auto 20px;
  border-block: 1px solid var(--moii-story-line);
}

#intro .moii-story-principle {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 11px;
  align-items: start;
  padding: 14px 18px;
  border-right: 1px solid var(--moii-story-line);
}

#intro .moii-story-principle:last-child {
  border-right: 0;
}

#intro .moii-story-principle > i {
  margin-top: 3px;
  color: var(--moii-story-pink);
  font-size: 12px;
  text-align: center;
}

#intro .moii-story-principle strong,
#intro .moii-story-principle small {
  display: block;
}

#intro .moii-story-principle strong {
  color: var(--moii-story-ink);
  font-size: 12px;
  font-weight: 760;
  line-height: 1.45;
}

#intro .moii-story-principle small {
  margin-top: 3px;
  color: var(--moii-story-muted);
  font-size: 10px;
  line-height: 1.55;
}

#intro .workbench-showcase {
  width: min(100%, 940px);
  max-width: none;
  margin-bottom: 18px;
  gap: 16px;
}

#intro .workbench-preview,
#intro .mobile-shortcut-preview {
  border: 1px solid var(--moii-story-line);
  border-radius: 14px;
  background: #fff;
  box-shadow: none;
}

#intro .desktop-mock,
#intro .phone-frame-card {
  border-color: var(--moii-story-line);
  box-shadow: none;
}

#intro .preview-tag {
  border: 0;
  border-radius: 5px;
  background: var(--moii-story-pink-soft);
}

#intro .desktop-guide-note {
  width: min(100%, 940px);
  max-width: none;
  margin: 0 auto 22px;
  padding: 13px 2px;
  border: 0;
  border-block: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#intro .desktop-guide-copy i {
  border: 0;
  border-radius: 8px;
  background: var(--moii-story-pink-soft);
}

#intro .desktop-guide-link {
  min-height: 38px;
  border-radius: 8px;
  background: var(--moii-story-ink);
  box-shadow: none;
}

#intro .moii-story-layout {
  display: grid;
  grid-template-columns: minmax(180px, 0.48fr) minmax(0, 1.52fr);
  gap: clamp(24px, 4vw, 50px);
  align-items: start;
  width: min(100%, 940px);
  margin: 0 auto;
}

#intro .moii-story-nav {
  position: sticky;
  top: calc(var(--navH, 72px) + 18px);
  display: grid;
  padding: 8px 0;
  border-block: 1px solid var(--moii-story-line-strong);
}

#intro .moii-story-nav-title {
  margin: 4px 8px 9px;
  color: var(--moii-story-muted);
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

#intro .moii-story-tab {
  position: relative;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) 18px;
  gap: 8px;
  align-items: center;
  min-height: 42px;
  padding: 6px 8px;
  border: 0;
  border-bottom: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  color: var(--moii-story-muted);
  text-align: left;
  cursor: pointer;
  transform-origin: center;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease,
    transform 130ms ease;
}

#intro .moii-story-tab::before {
  content: "";
  position: absolute;
  top: 20%;
  bottom: 20%;
  left: 0;
  width: 3px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--moii-story-pink), var(--moii-story-indigo));
  box-shadow: 0 0 14px rgba(217, 10, 114, 0.28);
  opacity: 0;
  transform: scaleY(0.28);
  transform-origin: center;
  transition: opacity 180ms ease, transform 260ms cubic-bezier(0.22, 1, 0.36, 1);
}

#intro .moii-story-tab:last-child {
  border-bottom: 0;
}

#intro .moii-story-tab::after {
  content: "\2192";
  color: var(--moii-story-line-strong);
  font-size: 13px;
  justify-self: end;
  transition: color 150ms ease, transform 150ms ease;
}

#intro .moii-story-tab:hover {
  color: var(--moii-story-ink);
  background: rgba(248, 250, 252, 0.72);
}

#intro .moii-story-tab:active {
  background: rgba(255, 233, 245, 0.88);
  transform: translateX(2px) scale(0.985);
}

#intro .moii-story-tab:is(.is-active, [aria-selected="true"]) {
  color: var(--moii-story-ink);
  background: linear-gradient(90deg, rgba(255, 232, 244, 0.92), rgba(244, 244, 255, 0.36) 68%, transparent 100%);
  box-shadow: inset 0 1px rgba(255, 255, 255, 0.72), inset 0 -1px rgba(217, 10, 114, 0.08);
  font-weight: 760;
}

#intro .moii-story-tab:is(.is-active, [aria-selected="true"])::before {
  opacity: 1;
  transform: scaleY(1);
}

#intro .moii-story-tab:is(.is-active, [aria-selected="true"])::after {
  color: var(--moii-story-pink);
  transform: translateX(4px);
}

#intro .moii-story-index {
  display: inline-grid;
  place-items: center;
  justify-self: start;
  min-width: 25px;
  height: 24px;
  padding: 0 5px;
  border: 0;
  border-radius: 6px;
  background: transparent;
  color: var(--moii-story-pink);
  font-size: 10px;
  font-variant-numeric: tabular-nums;
  font-weight: 820;
  letter-spacing: 0.08em;
  transition:
    color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease,
    transform 220ms cubic-bezier(0.22, 1, 0.36, 1);
}

#intro .moii-story-tab:is(.is-active, [aria-selected="true"]) .moii-story-index {
  background: linear-gradient(135deg, var(--moii-story-pink), #bd2f9e);
  box-shadow: 0 7px 15px rgba(217, 10, 114, 0.22);
  color: #fff;
  transform: translateX(1px) scale(1.04);
}

#intro .moii-story-label {
  overflow-wrap: anywhere;
  font-size: 12px;
  line-height: 1.4;
}

#intro .moii-story-stage {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  min-height: 360px;
  padding: clamp(28px, 4.4vw, 50px);
  border: 1px solid rgba(217, 10, 114, 0.16);
  border-radius: 22px 22px 4px 22px;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.99), rgba(255, 247, 251, 0.95) 58%, rgba(244, 244, 255, 0.9));
  box-shadow: 0 22px 48px rgba(71, 85, 105, 0.11);
  transform-origin: center;
}

#intro .moii-story-stage::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  z-index: 2;
  height: 3px;
  background: linear-gradient(90deg, var(--moii-story-pink), var(--moii-story-indigo) 42%, transparent 76%);
}

#intro .moii-story-stage::after {
  content: "";
  position: absolute;
  z-index: 0;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 18%, rgba(255, 255, 255, 0.76) 43%, rgba(229, 231, 255, 0.44) 50%, transparent 76%);
  opacity: 0;
  transform: translateX(-115%);
}

#intro .moii-story-panel {
  position: relative;
  z-index: 1;
  display: grid;
  align-content: center;
  min-height: 260px;
  cursor: pointer;
}

#intro .moii-story-stage[data-story-direction="backward"] {
  --moii-story-shift: -22px;
}

#intro .moii-story-stage[data-story-direction="forward"] {
  --moii-story-shift: 22px;
}

#intro .moii-story-stage[data-story-direction="same"] {
  --moii-story-shift: 0px;
}

#intro .moii-story-stage.is-story-transitioning {
  animation: moiiStoryStageFocus 620ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

#intro .moii-story-stage.is-story-transitioning::after {
  animation: moiiStoryLightSweep 580ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

#intro .moii-story-stage.is-story-transitioning :where(
  .moii-story-panel-head,
  .moii-story-kicker,
  .moii-story-title,
  .moii-story-desc,
  .moii-story-tags,
  .moii-story-action
) {
  animation: moiiStoryContentReveal 440ms cubic-bezier(0.22, 1, 0.36, 1) both;
}

#intro .moii-story-stage.is-story-transitioning .moii-story-panel-head { animation-delay: 20ms; }
#intro .moii-story-stage.is-story-transitioning .moii-story-kicker { animation-delay: 45ms; }
#intro .moii-story-stage.is-story-transitioning .moii-story-title { animation-delay: 70ms; }
#intro .moii-story-stage.is-story-transitioning .moii-story-desc { animation-delay: 100ms; }
#intro .moii-story-stage.is-story-transitioning .moii-story-tags { animation-delay: 130ms; }
#intro .moii-story-stage.is-story-transitioning .moii-story-action { animation-delay: 155ms; }

#intro .moii-story-panel[hidden],
#intro .moii-story-panel[aria-hidden="true"] {
  display: none;
}

#intro .moii-story-panel-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
}

#intro .moii-story-number {
  color: var(--moii-story-pink);
  font-size: 11px;
  font-weight: 850;
  letter-spacing: 0.12em;
}

#intro .moii-story-panel-head > i {
  color: var(--moii-story-indigo);
  font-size: 15px;
}

#intro .moii-story-kicker {
  margin-bottom: 10px;
  color: var(--moii-story-pink);
  font-size: 10px;
  font-weight: 830;
  letter-spacing: 0.12em;
}

#intro .moii-story-title {
  max-width: 18em;
  margin: 0 0 14px;
  color: var(--moii-story-ink);
  font-size: clamp(26px, 3.4vw, 38px);
  font-weight: 790;
  line-height: 1.16;
  letter-spacing: -0.045em;
  text-wrap: balance;
}

#intro .moii-story-desc {
  max-width: 55em;
  margin: 0;
  color: var(--moii-story-copy);
  font-size: 13px;
  line-height: 1.88;
}

#intro .moii-story-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  margin-top: 20px;
}

#intro .moii-story-tag {
  padding: 5px 9px;
  border: 0;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.78);
  color: #9d174d;
  font-size: 10px;
  font-weight: 760;
  box-shadow: inset 0 0 0 1px rgba(217, 10, 114, 0.14);
}

#intro .moii-story-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: fit-content;
  max-width: 100%;
  min-width: 178px;
  min-height: 44px;
  margin: 22px auto 0;
  padding: 0 12px 0 20px;
  border: 1px solid transparent;
  border-radius: 999px;
  background:
    linear-gradient(118deg, rgba(255, 249, 253, 0.84), rgba(244, 244, 255, 0.76)) padding-box,
    linear-gradient(112deg, rgba(238, 69, 151, 0.46), rgba(104, 113, 238, 0.44)) border-box;
  color: #5b3a78;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.015em;
  text-decoration: none;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.92),
    0 10px 24px rgba(105, 101, 202, 0.1),
    0 3px 10px rgba(226, 72, 145, 0.08);
  -webkit-backdrop-filter: blur(12px) saturate(145%);
  backdrop-filter: blur(12px) saturate(145%);
  transition: color 180ms ease, background 180ms ease, box-shadow 180ms ease, transform 140ms ease;
}

#intro .moii-story-action > i {
  display: inline-grid;
  flex: 0 0 auto;
  width: 24px;
  height: 24px;
  place-items: center;
  border-radius: 50%;
  background: linear-gradient(135deg, rgba(238, 60, 145, 0.9), rgba(102, 111, 235, 0.9));
  color: #fff;
  font-size: 9px;
  box-shadow: 0 5px 12px rgba(104, 94, 203, 0.2);
  transition: transform 160ms ease, box-shadow 160ms ease;
}

#intro .moii-story-panel:hover .moii-story-action,
#intro .moii-story-panel:focus-visible .moii-story-action {
  color: #d20f70;
  background:
    linear-gradient(118deg, rgba(255, 244, 250, 0.94), rgba(238, 241, 255, 0.9)) padding-box,
    linear-gradient(112deg, rgba(238, 48, 142, 0.72), rgba(90, 104, 235, 0.68)) border-box;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.96),
    0 14px 30px rgba(99, 103, 210, 0.15),
    0 5px 14px rgba(226, 72, 145, 0.12);
  transform: translateY(-2px);
}

#intro .moii-story-panel:hover .moii-story-action > i,
#intro .moii-story-panel:focus-visible .moii-story-action > i {
  box-shadow: 0 7px 16px rgba(102, 94, 205, 0.28);
  transform: translateX(2px);
}

#intro .moii-story-panel:active .moii-story-action {
  box-shadow:
    inset 0 2px 5px rgba(108, 81, 154, 0.1),
    0 6px 14px rgba(99, 103, 210, 0.12);
  transform: translateY(1px) scale(0.965);
}

@keyframes moiiStoryStageFocus {
  0% {
    border-color: rgba(217, 10, 114, 0.16);
    box-shadow: 0 22px 48px rgba(71, 85, 105, 0.11);
    transform: translateY(0) scale(1);
  }
  42% {
    border-color: rgba(217, 10, 114, 0.34);
    box-shadow: 0 28px 66px rgba(85, 87, 217, 0.17), 0 0 0 4px rgba(217, 10, 114, 0.045);
    transform: translateY(-2px) scale(1.002);
  }
  100% {
    border-color: rgba(217, 10, 114, 0.16);
    box-shadow: 0 22px 48px rgba(71, 85, 105, 0.11);
    transform: translateY(0) scale(1);
  }
}

@keyframes moiiStoryLightSweep {
  0% { opacity: 0; transform: translateX(-115%); }
  28% { opacity: 0.68; }
  100% { opacity: 0; transform: translateX(115%); }
}

@keyframes moiiStoryContentReveal {
  0% {
    opacity: 0;
    transform: translate3d(var(--moii-story-shift, 22px), 7px, 0);
  }
  100% {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

/* -------------------------------------------------------------------------- */
/* 萌御系统：四章服务叙事，无时间线、连接线或圆形节点。 */

#system.moii-section,
#system.moii-section.visible {
  border: 1px solid rgba(85, 87, 217, 0.14);
  border-radius: 20px;
  background:
    linear-gradient(135deg, rgba(249, 248, 255, 0.98), rgba(255, 255, 255, 0.98) 54%, rgba(255, 247, 251, 0.94));
  box-shadow: 0 20px 54px rgba(70, 74, 130, 0.1);
}

#system > .section-title,
#system > .section-sub,
#system .moii-route-layout {
  width: min(100%, 940px);
  margin-right: auto;
  margin-left: auto;
}

#system > .section-title {
  margin-bottom: 8px;
  text-align: center;
}

#system > .section-sub {
  max-width: 760px;
  margin-bottom: 24px;
  text-align: center;
}

#system .moii-route-brand {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  padding: 0 0 22px;
  border-bottom: 1px solid var(--moii-story-line-strong);
  color: inherit;
  text-decoration: none;
}

#system .moii-route-brand-icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
}

#system .moii-route-brand-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 9px 14px rgba(85, 87, 217, 0.14));
}

#system .moii-route-brand-name,
#system .moii-route-brand-desc {
  display: block;
}

#system .moii-route-brand-name {
  color: var(--moii-story-ink);
  font-size: 21px;
  font-weight: 800;
  line-height: 1.3;
  letter-spacing: -0.025em;
}

#system .moii-route-brand-desc {
  max-width: 60em;
  margin-top: 4px;
  color: var(--moii-story-copy);
  font-size: 11.5px;
  line-height: 1.72;
}

#system .moii-route-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid rgba(85, 87, 217, 0.24);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.72);
  color: #4547bf;
  font-size: 11px;
  font-weight: 800;
}

#system .moii-route-heading {
  margin: 27px 0 13px;
  color: var(--moii-story-muted);
  font-size: 10px;
  font-weight: 830;
  letter-spacing: 0.15em;
}

#system .moii-route-heading::before {
  content: "SERVICE CHAPTERS  /  ";
  color: var(--moii-story-indigo);
}

#system .moii-route-rail {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  border-block: 1px solid var(--moii-story-line-strong);
  list-style: none;
}

#system .moii-route-rail::before {
  content: none !important;
  display: none !important;
}

#system .moii-route-step {
  position: relative;
  padding: clamp(24px, 3.2vw, 34px);
  border-right: 1px solid var(--moii-story-line);
  border-bottom: 1px solid var(--moii-story-line);
  background: rgba(255, 255, 255, 0.28);
  text-align: left;
}

#system .moii-route-step:nth-child(2n) {
  border-right: 0;
  background: rgba(85, 87, 217, 0.025);
}

#system .moii-route-step:nth-last-child(-n + 2) {
  border-bottom: 0;
}

#system .moii-route-step-head {
  display: grid;
  grid-template-columns: 58px minmax(0, 1fr);
  gap: 15px;
  align-items: end;
  min-height: 0;
}

#system .moii-route-marker {
  display: block;
  width: auto;
  height: auto;
  margin: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: rgba(85, 87, 217, 0.42);
  font-size: 40px;
  font-weight: 310;
  font-variant-numeric: tabular-nums;
  line-height: 0.9;
  letter-spacing: -0.07em;
}

#system .moii-route-step-head strong,
#system .moii-route-step-head small {
  display: block;
}

#system .moii-route-step-head strong {
  margin: 0 0 4px;
  color: var(--moii-story-ink);
  font-size: 18px;
  font-weight: 780;
  line-height: 1.28;
  letter-spacing: -0.025em;
}

#system .moii-route-step-head small {
  color: var(--moii-story-muted);
  font-size: 10px;
  line-height: 1.5;
}

#system .moii-route-step > p {
  min-height: 0;
  margin: 17px 0 15px;
  color: var(--moii-story-copy);
  font-size: 11.5px;
  line-height: 1.74;
}

#system .moii-route-capabilities {
  display: grid;
  grid-template-columns: 1fr;
  border: 0;
}

#system .moii-route-capability,
#system .moii-route-capability:nth-child(n) {
  display: grid;
  grid-template-columns: 26px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  width: 100%;
  min-height: 58px;
  padding: 12px 0;
  border: 0;
  border-top: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
  transition: color 150ms ease, background-color 150ms ease, padding 150ms ease;
}

#system .moii-route-capability:hover {
  padding-right: 8px;
  padding-left: 8px;
  background: rgba(255, 255, 255, 0.62);
}

#system .moii-route-capability-icon {
  display: block;
  width: auto;
  height: auto;
  margin-top: 2px;
  border-radius: 0;
  background: transparent;
  color: var(--moii-story-pink);
  font-size: 12px;
  text-align: center;
}

#system .moii-route-capability-title,
#system .moii-route-capability-desc {
  display: block;
}

#system .moii-route-capability-title {
  margin-bottom: 2px;
  color: var(--moii-story-ink);
  font-size: 11.5px;
  font-weight: 780;
}

#system .moii-route-capability-desc {
  color: var(--moii-story-muted);
  font-size: 10px;
  line-height: 1.55;
}

/* -------------------------------------------------------------------------- */
/* 小呆呆：左侧编辑信息，右侧为本页唯一深色对话主视觉。 */

#xiaodaidai.moii-section,
#xiaodaidai.moii-section.visible {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#xiaodaidai > .section-title,
#xiaodaidai > .section-sub,
#xiaodaidai .moii-assistant-stage,
#xiaodaidai .moii-assistant-boundary {
  width: min(100%, 940px);
  margin-right: auto;
  margin-left: auto;
}

#xiaodaidai > .section-title {
  margin-bottom: 8px;
  text-align: center;
}

#xiaodaidai > .section-sub {
  max-width: 800px;
  margin-bottom: 22px;
  margin-left: auto;
  text-align: center;
}

#xiaodaidai .moii-assistant-stage {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(360px, 1.08fr);
  overflow: hidden;
  border: 1px solid rgba(85, 87, 217, 0.18);
  border-radius: 26px 8px 26px 8px;
  background: #f8f7fb;
  box-shadow: 0 28px 66px rgba(40, 43, 91, 0.16);
}

#xiaodaidai .moii-assistant-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(26px, 4vw, 42px);
  background: #faf9fc;
}

#xiaodaidai .xiaodaidai-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  min-height: 0;
  margin: 0 0 13px;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--moii-story-pink);
  font-size: 10px;
  font-weight: 830;
  letter-spacing: 0.1em;
}

#xiaodaidai .xiaodaidai-lead {
  margin: 0 0 18px;
  color: var(--moii-story-copy);
  font-size: 12.5px;
  line-height: 1.86;
}

#xiaodaidai .xiaodaidai-assurance-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin: 0 0 18px;
  border-block: 1px solid var(--moii-story-line-strong);
}

#xiaodaidai .xiaodaidai-assurance {
  display: grid;
  grid-template-columns: 84px minmax(0, 1fr);
  gap: 14px;
  min-height: 0;
  padding: 11px 0;
  border: 0;
  border-bottom: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#xiaodaidai .xiaodaidai-assurance:last-child {
  border-bottom: 0;
}

#xiaodaidai .xiaodaidai-assurance strong,
#xiaodaidai .xiaodaidai-assurance span {
  display: block;
  margin: 0;
}

#xiaodaidai .xiaodaidai-assurance strong {
  color: var(--moii-story-ink);
  font-size: 11px;
  font-weight: 790;
  line-height: 1.55;
}

#xiaodaidai .xiaodaidai-assurance span {
  color: var(--moii-story-muted);
  font-size: 10.5px;
  line-height: 1.62;
}

#xiaodaidai .xiaodaidai-provider-declaration {
  display: grid;
  gap: 7px;
  margin: 0 0 18px;
  padding: 14px 0;
  border: 0;
  border-block: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#xiaodaidai .xiaodaidai-provider-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 7px;
  color: var(--moii-story-copy);
  font-size: 10.5px;
  line-height: 1.5;
}

#xiaodaidai .xiaodaidai-provider-label {
  color: var(--moii-story-ink);
  font-weight: 780;
}

#xiaodaidai .xiaodaidai-provider-pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  min-height: 0;
  padding: 0;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--moii-story-copy);
  font-size: inherit;
  font-weight: 720;
  white-space: nowrap;
}

#xiaodaidai .xiaodaidai-provider-icon,
#xiaodaidai .xiaodaidai-model-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1em;
  height: 1em;
  flex: 0 0 1em;
}

#xiaodaidai .xiaodaidai-provider-icon img,
#xiaodaidai .xiaodaidai-model-icon img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

#xiaodaidai .xiaodaidai-provider-separator,
#xiaodaidai .xiaodaidai-provider-etc,
#xiaodaidai .xiaodaidai-provider-note {
  color: var(--moii-story-muted);
}

#xiaodaidai .xiaodaidai-provider-note {
  font-size: 9.8px;
  line-height: 1.58;
}

#xiaodaidai .xiaodaidai-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

#xiaodaidai .xiaodaidai-actions .bottom-cta-btn {
  min-height: 38px;
  padding: 0 14px;
  border-radius: 7px;
  box-shadow: none;
}

#xiaodaidai .moii-assistant-preview {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
  padding: clamp(24px, 3.5vw, 36px);
  background:
    radial-gradient(circle at 90% 0, rgba(129, 140, 248, 0.2), transparent 38%),
    var(--moii-story-indigo-deep);
  color: #fff;
}

#xiaodaidai .xiaodaidai-avatar-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

#xiaodaidai .xiaodaidai-avatar {
  position: relative;
  isolation: isolate;
  width: 58px;
  height: 58px;
  flex: 0 0 auto;
  padding: 3px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 17px;
  background: rgba(255, 255, 255, 0.14);
  box-shadow: none;
  cursor: pointer;
}

#xiaodaidai .xiaodaidai-avatar img {
  display: block;
  width: 100%;
  height: 100%;
  border-radius: 13px;
  object-fit: cover;
}

#xiaodaidai .xiaodaidai-name {
  color: #fff;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.35;
}

#xiaodaidai .xiaodaidai-role {
  margin-top: 3px;
  color: rgba(226, 232, 240, 0.72);
  font-size: 10.5px;
  line-height: 1.5;
}

#xiaodaidai .xiaodaidai-chat-preview {
  display: flex;
  flex-direction: column;
  gap: 11px;
  margin: 0;
}

#xiaodaidai .xiaodaidai-chat-log {
  display: grid;
  align-content: end;
  gap: 10px;
  min-height: 150px;
  padding: 14px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.07);
  box-shadow: none;
}

#xiaodaidai .xiaodaidai-chat-row {
  display: flex;
  align-items: flex-end;
}

#xiaodaidai .xiaodaidai-chat-row.is-user {
  justify-content: flex-end;
}

#xiaodaidai .xiaodaidai-chat-row.is-assistant {
  justify-content: flex-start;
}

#xiaodaidai .xiaodaidai-bubble {
  max-width: 92%;
  padding: 10px 12px;
  border: 0;
  border-radius: 14px;
  box-shadow: none;
  color: #263047;
  font-size: 10.8px;
  line-height: 1.68;
}

#xiaodaidai .xiaodaidai-bubble.is-user {
  border-bottom-right-radius: 4px;
  background: #dfe2ff;
}

#xiaodaidai .xiaodaidai-bubble.is-assistant {
  border-bottom-left-radius: 4px;
  background: #fff;
}

#xiaodaidai .xiaodaidai-typing[hidden] {
  display: none;
}

#xiaodaidai .moii-assistant-topics {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 7px;
  margin: 0;
  border: 0;
}

#xiaodaidai .moii-assistant-topic {
  display: grid;
  grid-template-columns: 20px minmax(0, 1fr) 12px;
  gap: 7px;
  align-items: center;
  min-width: 0;
  min-height: 38px;
  padding: 7px 9px;
  border: 1px solid rgba(255, 255, 255, 0.13);
  border-radius: 7px;
  background: rgba(255, 255, 255, 0.06);
  box-shadow: none;
  color: rgba(226, 232, 240, 0.76);
  text-align: left;
  cursor: pointer;
  transition: color 150ms ease, border-color 150ms ease, background-color 150ms ease;
}

#xiaodaidai .moii-assistant-topic::after {
  content: "+";
  color: rgba(226, 232, 240, 0.54);
  font-size: 13px;
  justify-self: end;
}

#xiaodaidai .moii-assistant-topic:hover {
  border-color: rgba(255, 255, 255, 0.28);
  color: #fff;
}

#xiaodaidai .moii-assistant-topic:is(.is-active, [aria-selected="true"]) {
  border-color: rgba(255, 255, 255, 0.72);
  background: #fff;
  color: var(--moii-story-indigo-deep);
}

#xiaodaidai .moii-assistant-topic:is(.is-active, [aria-selected="true"])::after {
  content: "\2212";
  color: var(--moii-story-pink);
}

#xiaodaidai .moii-assistant-topic-icon {
  color: #f9a8d4;
  font-size: 10px;
  text-align: center;
}

#xiaodaidai .moii-assistant-topic:is(.is-active, [aria-selected="true"]) .moii-assistant-topic-icon {
  color: var(--moii-story-pink);
}

#xiaodaidai .moii-assistant-topic-label {
  overflow-wrap: anywhere;
  font-size: 10px;
  font-weight: 780;
}

#xiaodaidai .moii-assistant-panel {
  margin-top: 0;
}

#xiaodaidai .moii-assistant-detail {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: 100%;
  min-height: 64px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.09);
  color: #fff;
  text-align: left;
  cursor: pointer;
  transition: background-color 150ms ease, border-color 150ms ease;
}

#xiaodaidai .moii-assistant-detail:hover {
  border-color: rgba(255, 255, 255, 0.36);
  background: rgba(255, 255, 255, 0.13);
}

#xiaodaidai .moii-assistant-detail > i {
  color: #f9a8d4;
  font-size: 12px;
  text-align: center;
}

#xiaodaidai .moii-assistant-detail small,
#xiaodaidai .moii-assistant-detail strong,
#xiaodaidai .moii-assistant-detail em {
  display: block;
  font-style: normal;
}

#xiaodaidai .moii-assistant-detail small {
  color: #f9a8d4;
  font-size: 9px;
  font-weight: 800;
}

#xiaodaidai .moii-assistant-detail strong {
  margin-top: 2px;
  color: #fff;
  font-size: 11.5px;
}

#xiaodaidai .moii-assistant-detail em {
  margin-top: 2px;
  color: rgba(226, 232, 240, 0.66);
  font-size: 9.5px;
  line-height: 1.45;
}

#xiaodaidai .moii-assistant-detail > b {
  color: #fff;
  font-size: 9.5px;
  white-space: nowrap;
}

#xiaodaidai .xiaodaidai-status-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid rgba(255, 255, 255, 0.14);
}

#xiaodaidai .xiaodaidai-status {
  padding: 10px 5px 0;
  border: 0;
  border-right: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 0;
  background: transparent;
  color: rgba(226, 232, 240, 0.7);
  font-size: 9.5px;
  line-height: 1.4;
  text-align: center;
}

#xiaodaidai .xiaodaidai-status:last-child {
  border-right: 0;
}

#xiaodaidai .xiaodaidai-status i {
  display: inline;
  margin: 0 4px 0 0;
  color: #f9a8d4;
  font-size: 10px;
}

#xiaodaidai .moii-assistant-boundary {
  display: grid;
  grid-template-columns: 18px minmax(0, 1fr);
  gap: 9px;
  align-items: start;
  margin-top: 14px;
  padding: 11px 2px;
  border: 0;
  border-block: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  color: var(--moii-story-copy);
  font-size: 10.5px;
  line-height: 1.68;
}

#xiaodaidai .moii-assistant-boundary i {
  margin-top: 3px;
  color: var(--moii-story-indigo);
  text-align: center;
}

/* -------------------------------------------------------------------------- */
/* 工作台能力：开放式内容版面，无外层大白卡、厚阴影或贴边色条。 */

#features.moii-section,
#features.moii-section.visible {
  border: 0;
  border-block: 1px solid var(--moii-story-line-strong);
  border-left: 0 !important;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#features > .section-title,
#features > .section-sub,
#features .moii-role-layout {
  width: min(100%, 940px);
  margin-right: auto;
  margin-left: auto;
}

#features > .section-title {
  margin-bottom: 8px;
  text-align: center;
}

#features > .section-sub {
  max-width: 760px;
  margin-right: auto;
  margin-bottom: 24px;
  margin-left: auto;
  text-align: center;
}

#features .moii-role-layout {
  display: grid;
  grid-template-columns: minmax(160px, 0.38fr) minmax(0, 1.62fr);
  gap: clamp(28px, 4.6vw, 56px);
  align-items: start;
}

#features .moii-role-tabs {
  position: sticky;
  top: calc(var(--navH, 72px) + 18px);
  display: grid;
  gap: 0;
  margin: 0;
  padding: 7px 0;
  border-block: 1px solid var(--moii-story-line-strong);
  font-size: inherit;
}

#features .moii-role-tab {
  position: relative;
  display: grid;
  grid-template-columns: 28px 18px minmax(0, 1fr) 18px;
  gap: 7px;
  align-items: center;
  min-height: 48px;
  padding: 7px 5px;
  overflow: visible;
  border: 0;
  border-bottom: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: var(--moii-story-muted);
  text-align: left;
  cursor: pointer;
  transition: color 150ms ease, background-color 150ms ease;
}

#features .moii-role-tab:last-child {
  border-bottom: 0;
}

#features .moii-role-tab::before {
  color: var(--moii-story-pink);
  font-size: 9px;
  font-weight: 840;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.08em;
}

#features .moii-role-tab:nth-child(1)::before { content: "01"; }
#features .moii-role-tab:nth-child(2)::before { content: "02"; }
#features .moii-role-tab:nth-child(3)::before { content: "03"; }
#features .moii-role-tab:nth-child(4)::before { content: "04"; }

#features .moii-role-tab::after {
  content: "";
  position: static;
  inset: auto;
  width: 14px;
  height: 1px;
  justify-self: end;
  background: var(--moii-story-pink);
  opacity: 0;
  transition: opacity 150ms ease, width 150ms ease;
}

#features .moii-role-tab:hover {
  color: var(--moii-story-ink);
  background: rgba(248, 250, 252, 0.62);
  box-shadow: none;
  transform: none;
}

#features .moii-role-tab:is(.active, .is-active, [aria-selected="true"]) {
  border-color: var(--moii-story-line);
  background: transparent;
  box-shadow: none;
  color: var(--moii-story-ink);
  font-weight: 790;
}

#features .moii-role-tab:is(.active, .is-active, [aria-selected="true"])::after {
  width: 18px;
  opacity: 1;
}

#features .moii-role-tab-icon {
  display: block;
  width: auto;
  height: auto;
  border: 0;
  border-radius: 0;
  background: transparent;
  color: var(--moii-story-indigo);
  font-size: 10px;
  text-align: center;
}

#features .moii-role-tab-label {
  overflow-wrap: anywhere;
  font-size: 11.5px;
  line-height: 1.42;
}

#features .moii-role-panel {
  display: none;
}

#features .moii-role-panel.active,
#features .moii-role-panel:not([hidden])[aria-hidden="false"] {
  display: block;
}

#features .moii-role-panel-heading {
  margin: 0 0 3px;
  padding: 0 0 15px;
  border-bottom: 1px solid var(--moii-story-line-strong);
}

#features .moii-role-panel-title {
  margin: 0;
  color: var(--moii-story-ink);
  font-size: clamp(21px, 2.7vw, 29px);
  font-weight: 790;
  line-height: 1.26;
  letter-spacing: -0.035em;
}

#features .moii-role-panel-desc {
  margin: 6px 0 0;
  color: var(--moii-story-copy);
  font-size: 11.5px;
  line-height: 1.72;
}

#features .role-grid.moii-role-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  font-size: inherit;
}

#features .role-block.moii-role-item {
  display: grid;
  grid-template-columns: 40px minmax(0, 0.82fr) minmax(220px, 1.18fr);
  gap: clamp(14px, 2.7vw, 28px);
  align-items: start;
  width: 100%;
  min-height: 104px;
  padding: 19px 4px;
  border: 0;
  border-bottom: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: inherit;
  opacity: 1;
  transform: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: background-color 150ms ease, padding 150ms ease;
}

#features .role-block.moii-role-item:last-child {
  border-bottom: 0;
}

#features .role-block.moii-role-item:hover {
  padding-right: 12px;
  padding-left: 12px;
  border-color: var(--moii-story-line);
  background: rgba(248, 250, 252, 0.62);
  box-shadow: none;
  transform: none;
}

#features .moii-role-number {
  color: rgba(217, 10, 114, 0.7);
  font-size: 11px;
  font-weight: 850;
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.1em;
}

#features .moii-role-item-title,
#features .moii-role-item-desc {
  display: block;
}

#features .moii-role-item-title {
  margin-bottom: 5px;
  color: var(--moii-story-ink);
  font-size: 13px;
  font-weight: 780;
  line-height: 1.43;
}

#features .moii-role-item-desc {
  color: var(--moii-story-copy);
  font-size: 10.8px;
  line-height: 1.68;
}

#features .moii-role-points {
  display: grid;
  gap: 5px;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--moii-story-copy);
  font-size: 10.6px;
  line-height: 1.64;
}

#features .moii-role-points li {
  position: relative;
  padding-left: 13px;
}

#features .moii-role-points li::before {
  content: "";
  position: absolute;
  top: 0.72em;
  left: 0;
  width: 4px;
  height: 4px;
  background: var(--moii-story-indigo);
}

/* -------------------------------------------------------------------------- */
/* 扶持优势：平台主张 + 紧凑编辑网格。 */

#why.moii-section,
#why.moii-section.visible {
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

#why .moii-proof-layout {
  display: grid;
  grid-template-columns: minmax(230px, 0.58fr) minmax(0, 1.42fr);
  gap: clamp(30px, 5vw, 62px);
  align-items: start;
  width: min(100%, 940px);
  margin: 0 auto;
}

#why .moii-proof-lead {
  position: sticky;
  top: calc(var(--navH, 72px) + 18px);
  padding: 18px 0 0;
  border-top: 1px solid var(--moii-story-line-strong);
}

#why .moii-proof-eyebrow {
  color: var(--moii-story-pink);
  font-size: 9.5px;
  font-weight: 850;
  letter-spacing: 0.18em;
}

#why .moii-proof-lead-title {
  margin: 11px 0 12px;
  color: var(--moii-story-ink);
  font-size: clamp(28px, 3.8vw, 42px);
  font-weight: 760;
  line-height: 1.14;
  letter-spacing: -0.05em;
  text-wrap: balance;
}

#why .moii-proof-lead-desc {
  margin: 0;
  color: var(--moii-story-copy);
  font-size: 11.5px;
  line-height: 1.82;
}

#why .moii-proof-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-block: 1px solid var(--moii-story-line-strong);
}

#why .why-card.moii-proof-item {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 13px;
  align-content: start;
  min-height: 140px;
  padding: 20px 18px;
  border: 0;
  border-right: 1px solid var(--moii-story-line);
  border-bottom: 1px solid var(--moii-story-line);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  color: inherit;
  opacity: 1;
  transform: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  transition: color 150ms ease, background-color 150ms ease;
}

#why .moii-proof-item:nth-child(2n) {
  border-right: 0;
}

#why .moii-proof-item:nth-last-child(-n + 2) {
  border-bottom: 0;
}

#why .moii-proof-item:hover {
  background: rgba(248, 250, 252, 0.72);
}

#why .moii-proof-number {
  color: rgba(85, 87, 217, 0.43);
  font-size: 24px;
  font-weight: 360;
  font-variant-numeric: tabular-nums;
  line-height: 1;
  letter-spacing: -0.04em;
}

#why .moii-proof-icon {
  display: inline-flex;
  margin-bottom: 9px;
  color: var(--moii-story-pink);
  font-size: 12px;
}

#why .moii-proof-title {
  margin: 0 0 6px;
  color: var(--moii-story-ink);
  font-size: 12.5px;
  font-weight: 780;
  line-height: 1.45;
}

#why .moii-proof-desc {
  margin: 0;
  color: var(--moii-story-copy);
  font-size: 10.5px;
  line-height: 1.68;
}

/* -------------------------------------------------------------------------- */
/* 响应式：兼容历史临界点，760 / 420 为主要移动端断点。 */

@media (max-width: 900px) {
  #intro.moii-section,
  #system.moii-section,
  #xiaodaidai.moii-section,
  #features.moii-section,
  #why.moii-section {
    padding-right: clamp(18px, 3vw, 28px);
    padding-left: clamp(18px, 3vw, 28px);
  }

  #features .moii-role-layout {
    gap: 28px;
  }

  #features .role-block.moii-role-item {
    grid-template-columns: 36px minmax(0, 0.84fr) minmax(190px, 1.16fr);
  }
}

@media (max-width: 820px) {
  #intro .workbench-showcase {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  #xiaodaidai .moii-assistant-stage {
    grid-template-columns: 1fr;
  }

  #xiaodaidai .moii-assistant-copy {
    padding-bottom: 28px;
  }

  #xiaodaidai .moii-assistant-preview {
    padding-top: 28px;
    padding-bottom: 28px;
  }
}

@media (max-width: 760px) {
  #intro.moii-section,
  #system.moii-section,
  #xiaodaidai.moii-section,
  #features.moii-section,
  #why.moii-section {
    padding: 24px 16px;
  }

  #intro > .section-title,
  #system > .section-title,
  #xiaodaidai > .section-title,
  #features > .section-title {
    font-size: 22px;
  }

  #intro > .section-sub,
  #system > .section-sub,
  #xiaodaidai > .section-sub,
  #features > .section-sub {
    font-size: 12px;
    line-height: 1.72;
  }

  #intro .moii-story-principles {
    grid-template-columns: 1fr;
  }

  #intro .moii-story-principle {
    padding: 10px 2px;
    border-right: 0;
    border-bottom: 1px solid var(--moii-story-line);
  }

  #intro .moii-story-principle:last-child {
    border-bottom: 0;
  }

  #intro .desktop-guide-note {
    margin-bottom: 18px;
  }

  #intro .moii-story-layout,
  #features .moii-role-layout,
  #why .moii-proof-layout {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  #intro .moii-story-nav {
    position: relative;
    top: auto;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0;
    padding: 0;
    overflow: visible;
  }

  #intro .moii-story-nav-title {
    display: none;
  }

  #intro .moii-story-tab {
    grid-template-columns: 23px minmax(0, 1fr);
    gap: 5px;
    min-width: 0;
    min-height: 44px;
    padding: 7px 5px;
    border-right: 1px solid var(--moii-story-line);
    border-bottom: 1px solid var(--moii-story-line);
  }

  #intro .moii-story-tab:nth-child(3n) {
    border-right: 0;
  }

  #intro .moii-story-tab:nth-last-child(-n + 3) {
    border-bottom: 0;
  }

  #intro .moii-story-tab::after {
    display: none;
  }

  #intro .moii-story-stage {
    min-height: 310px;
    padding: 26px 21px;
    border-radius: 18px 18px 4px 18px;
  }

  #intro .moii-story-panel {
    min-height: 250px;
  }

  #system .moii-route-brand {
    grid-template-columns: 52px minmax(0, 1fr);
    gap: 12px;
  }

  #system .moii-route-brand-icon {
    width: 52px;
    height: 52px;
  }

  #system .moii-route-action {
    grid-column: 1 / -1;
    justify-self: start;
  }

  #system .moii-route-heading {
    margin-top: 23px;
  }

  #system .moii-route-rail {
    grid-template-columns: 1fr;
  }

  #system .moii-route-step,
  #system .moii-route-step:nth-child(2n),
  #system .moii-route-step:nth-last-child(-n + 2) {
    padding: 22px 2px;
    border-right: 0;
    border-bottom: 1px solid var(--moii-story-line);
    background: transparent;
  }

  #system .moii-route-step:last-child {
    border-bottom: 0;
  }

  #system .moii-route-step-head {
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 13px;
  }

  #system .moii-route-marker {
    position: static;
    font-size: 35px;
  }

  #system .moii-route-step > p {
    margin-top: 13px;
  }

  #xiaodaidai .moii-assistant-stage {
    border-radius: 20px 6px 20px 6px;
  }

  #xiaodaidai .moii-assistant-copy,
  #xiaodaidai .moii-assistant-preview {
    padding: 24px 18px;
  }

  #features > .section-title,
  #features > .section-sub {
    text-align: center;
  }

  #features > .section-sub {
    margin-right: auto;
  }

  #features .moii-role-tabs {
    position: relative;
    top: auto;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    padding: 0;
  }

  #features .moii-role-tab {
    grid-template-columns: 23px 16px minmax(0, 1fr) 14px;
    min-width: 0;
    min-height: 46px;
    padding: 6px 7px;
    border-right: 1px solid var(--moii-story-line);
    border-bottom: 1px solid var(--moii-story-line);
  }

  #features .moii-role-tab:nth-child(2n) {
    border-right: 0;
  }

  #features .moii-role-tab:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  #features .role-block.moii-role-item {
    grid-template-columns: 32px minmax(0, 1fr);
    gap: 8px 12px;
    min-height: 0;
    padding: 16px 2px;
  }

  #features .moii-role-points {
    grid-column: 2;
  }

  #why .moii-proof-lead {
    position: relative;
    top: auto;
    padding-top: 14px;
  }

  #why .moii-proof-lead-title {
    font-size: 30px;
  }

  #why .moii-proof-list {
    grid-template-columns: 1fr;
  }

  #why .why-card.moii-proof-item,
  #why .moii-proof-item:nth-child(2n),
  #why .moii-proof-item:nth-last-child(-n + 2) {
    min-height: 0;
    padding: 17px 2px;
    border-right: 0;
    border-bottom: 1px solid var(--moii-story-line);
  }

  #why .moii-proof-item:last-child {
    border-bottom: 0;
  }
}

@media (max-width: 420px) {
  #intro.moii-section,
  #system.moii-section,
  #xiaodaidai.moii-section,
  #features.moii-section,
  #why.moii-section {
    padding-right: 14px;
    padding-left: 14px;
  }

  #intro > .section-title,
  #system > .section-title,
  #xiaodaidai > .section-title,
  #features > .section-title {
    font-size: 20px;
  }

  #intro .moii-story-tab {
    grid-template-columns: 1fr;
    align-content: center;
    gap: 2px;
    text-align: center;
  }

  #intro .moii-story-index {
    font-size: 9px;
  }

  #intro .moii-story-label {
    font-size: 10.5px;
    line-height: 1.3;
  }

  #intro .moii-story-stage {
    min-height: 0;
    padding: 22px 16px;
  }

  #intro .moii-story-panel {
    min-height: 0;
  }

  #intro .moii-story-title {
    font-size: 24px;
  }

  #intro .moii-story-desc {
    font-size: 12px;
    line-height: 1.76;
  }

  #system .moii-route-action,
  #xiaodaidai .xiaodaidai-actions .bottom-cta-btn {
    width: 100%;
    justify-content: center;
  }

  #intro .moii-story-action {
    min-width: min(184px, 100%);
  }

  #system .moii-route-brand {
    grid-template-columns: 46px minmax(0, 1fr);
  }

  #system .moii-route-brand-icon {
    width: 46px;
    height: 46px;
  }

  #system .moii-route-brand-name {
    font-size: 18px;
  }

  #system .moii-route-brand-desc {
    grid-column: 1 / -1;
  }

  #system .moii-route-step-head {
    grid-template-columns: 42px minmax(0, 1fr);
  }

  #system .moii-route-marker {
    font-size: 31px;
  }

  #system .moii-route-step-head strong {
    font-size: 16px;
  }

  #xiaodaidai .xiaodaidai-assurance {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 10px;
  }

  #xiaodaidai .xiaodaidai-actions {
    flex-direction: column;
    align-items: stretch;
  }

  #xiaodaidai .moii-assistant-topics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  #xiaodaidai .moii-assistant-detail {
    grid-template-columns: 24px minmax(0, 1fr);
  }

  #xiaodaidai .moii-assistant-detail > b {
    grid-column: 2;
    white-space: normal;
  }

  #features .moii-role-tab {
    grid-template-columns: 22px minmax(0, 1fr) 12px;
  }

  #features .moii-role-tab-icon {
    display: none;
  }

  #features .moii-role-points {
    grid-column: 1 / -1;
    padding-left: 44px;
  }

  #why .moii-proof-lead-title {
    font-size: 27px;
  }

  #why .why-card.moii-proof-item {
    grid-template-columns: 34px minmax(0, 1fr);
    gap: 9px;
  }

  #why .moii-proof-number {
    font-size: 20px;
  }
}

/* 轻量环境动效只使用透明度与位移；减少动态或 Save-Data 时保持静态完整。 */
@media (prefers-reduced-motion: reduce), (prefers-reduced-data: reduce) {
  #intro :where([class^="moii-story-"], [class*=" moii-story-"]),
  #system :where([class^="moii-route-"], [class*=" moii-route-"]),
  #xiaodaidai :where([class^="moii-assistant-"], [class*=" moii-assistant-"]),
  #features :where([class^="moii-role-"], [class*=" moii-role-"]),
  #why :where([class^="moii-proof-"], [class*=" moii-proof-"]) {
    animation: none !important;
    scroll-behavior: auto !important;
    transition: none !important;
  }

  #intro.moii-section::before,
  #system.moii-section::before,
  #xiaodaidai.moii-section::before,
  #features.moii-section::before,
  #why.moii-section::before {
    animation: none !important;
    opacity: 0.34;
    transform: none !important;
  }

  #intro.moii-section::after,
  #system.moii-section::after,
  #xiaodaidai.moii-section::after,
  #features.moii-section::after,
  #why.moii-section::after {
    animation: none !important;
    opacity: 0;
  }
}

html[data-dyc-motion-reduced="1"] #intro :where([class^="moii-story-"], [class*=" moii-story-"]),
html[data-dyc-motion-save-data="1"] #intro :where([class^="moii-story-"], [class*=" moii-story-"]),
html[data-dyc-motion-reduced="1"] #system :where([class^="moii-route-"], [class*=" moii-route-"]),
html[data-dyc-motion-save-data="1"] #system :where([class^="moii-route-"], [class*=" moii-route-"]),
html[data-dyc-motion-reduced="1"] #xiaodaidai :where([class^="moii-assistant-"], [class*=" moii-assistant-"]),
html[data-dyc-motion-save-data="1"] #xiaodaidai :where([class^="moii-assistant-"], [class*=" moii-assistant-"]),
html[data-dyc-motion-reduced="1"] #features :where([class^="moii-role-"], [class*=" moii-role-"]),
html[data-dyc-motion-save-data="1"] #features :where([class^="moii-role-"], [class*=" moii-role-"]),
html[data-dyc-motion-reduced="1"] #why :where([class^="moii-proof-"], [class*=" moii-proof-"]),
html[data-dyc-motion-save-data="1"] #why :where([class^="moii-proof-"], [class*=" moii-proof-"]) {
  animation: none !important;
  scroll-behavior: auto !important;
  transition: none !important;
}

html[data-dyc-motion-reduced="1"] :is(#intro, #system, #xiaodaidai, #features, #why).moii-section::before,
html[data-dyc-motion-save-data="1"] :is(#intro, #system, #xiaodaidai, #features, #why).moii-section::before {
  animation: none !important;
  opacity: 0.34;
  transform: none !important;
}

html[data-dyc-motion-reduced="1"] :is(#intro, #system, #xiaodaidai, #features, #why).moii-section::after,
html[data-dyc-motion-save-data="1"] :is(#intro, #system, #xiaodaidai, #features, #why).moii-section::after {
  animation: none !important;
  opacity: 0;
}

@media (forced-colors: active) {
  :is(#intro, #system, #xiaodaidai, #features, #why).moii-section::before,
  :is(#intro, #system, #xiaodaidai, #features, #why).moii-section::after {
    display: none;
  }

  #intro .moii-story-stage,
  #system .moii-route-rail,
  #xiaodaidai .moii-assistant-stage,
  #features .moii-role-tabs,
  #why .moii-proof-list {
    border: 1px solid CanvasText;
    background: Canvas;
    color: CanvasText;
  }

  #system .moii-route-marker,
  #features .moii-role-tab-icon,
  #why .moii-proof-number {
    color: CanvasText;
  }
}