/* ==========================================================
   澳门专业工程管理人协会 宣传站样式
   配色：Mintlify（墨黑 / 纯白 / 浅灰 + 薄荷绿点缀）
   版式：BMW M（整幅照片、粗标题配细正文、全直角、无阴影、黑白区块交替）
   ========================================================== */
:root {
  /* Mintlify 颜色 token */
  --canvas: #ffffff;
  --canvas-dark: #0a0a0a;
  --surface: #f7f7f7;
  --surface-soft: #fafafa;
  --surface-dark: #1c1c1e;
  --hairline: #e5e5e5;
  --hairline-dark: #1f1f1f;
  --hairline-dark-strong: #3a3a3c;
  --ink: #0a0a0a;
  --charcoal: #1c1c1e;
  --slate: #3a3a3c;
  --steel: #5a5a5c;
  --stone: #888888;
  --on-dark: #ffffff;
  --on-dark-muted: #b3b3b3;
  --mint: #00d4a4;
  --mint-deep: #00b48a;
  --mint-soft: #7cebcb;
  --mint-text: #007a5e; /* 白底上的小字用加深的薄荷绿，保证对比度 */

  /* BMW M 间距与容器 */
  --sp-xs: 8px;
  --sp-sm: 12px;
  --sp-md: 16px;
  --sp-lg: 24px;
  --sp-xl: 40px;
  --sp-xxl: 64px;
  --sp-section: 96px;
  --max: 1440px;
  --gutter: 40px;
  --nav-h: 64px;

  --sans: "Inter", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", -apple-system, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-h);
}

body {
  margin: 0;
  color: var(--charcoal);
  background: var(--canvas-dark);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 300;
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font: inherit;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.5px;
  text-wrap: balance;
}

p,
ul,
ol,
dl,
dd,
figure {
  margin: 0;
  padding: 0;
}

ul,
ol {
  list-style: none;
}

svg {
  flex: none;
}

:focus-visible {
  outline: 2px solid var(--mint);
  outline-offset: 3px;
}

/* ---------- 通用元件 ---------- */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

/* 字距拉开的大写小标签：BMW 的 label-uppercase */
.label {
  font-size: 13px;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--steel);
}

.band-dark .label,
.hero-band .label,
.cta-band .label {
  color: var(--mint);
}

.band-light .label,
.band-soft .label {
  color: var(--mint-text);
}

/* 薄荷绿色条：对应 BMW 的 M 三色条，只做标识不做按钮 */
.stripe {
  height: 4px;
  background: linear-gradient(90deg, var(--mint-soft) 0 33.3%, var(--mint) 33.3% 66.6%, var(--mint-deep) 66.6% 100%);
}

/* 按钮：矩形、直角、字距拉开 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 32px;
  border: 1px solid transparent;
  border-radius: 0;
  font-size: 14px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 2px;
  white-space: nowrap;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.btn-accent {
  background: var(--mint);
  color: var(--ink);
}

.btn-accent:hover {
  background: var(--mint-soft);
}

.btn-outline {
  border-color: var(--on-dark);
  color: var(--on-dark);
  background: transparent;
}

.btn-outline:hover {
  background: var(--on-dark);
  color: var(--ink);
}

.text-link {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 1.5px;
}

/* ---------- 顶部导航 ---------- */
.top-nav {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--sp-lg);
  height: var(--nav-h);
  padding-inline: var(--gutter);
  background: var(--canvas-dark);
  border-bottom: 1px solid var(--hairline-dark);
  color: var(--on-dark);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 14px;
}

.brand-stripe {
  width: 4px;
  height: 32px;
  background: linear-gradient(180deg, var(--mint-soft) 0 33.3%, var(--mint) 33.3% 66.6%, var(--mint-deep) 66.6% 100%);
}

.brand-text strong,
.brand-text small {
  display: block;
  white-space: nowrap;
}

.brand-text strong {
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 1px;
}

.brand-text small {
  margin-top: 3px;
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 1.5px;
  color: var(--on-dark-muted);
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: 4px;
  height: 100%;
}

.site-nav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 0 14px;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--on-dark-muted);
  white-space: nowrap;
  transition: color 0.2s ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 0;
  height: 2px;
  background: var(--mint);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

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

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

.nav-cta {
  height: 40px;
  padding: 0 22px;
  font-size: 13px;
}

.nav-toggle {
  display: none;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--hairline-dark-strong);
  border-radius: 0;
  background: transparent;
  color: var(--on-dark);
  cursor: pointer;
}

/* ---------- 首屏：整幅照片 ---------- */
.hero-band,
.cta-band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  background: var(--canvas-dark);
  color: var(--on-dark);
}

.hero-photo {
  position: absolute;
  inset: 0;
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 仅为保证文字可读的压暗，不做装饰性渐变 */
.hero-band::before,
.cta-band::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(10, 10, 10, 0.92) 0%, rgba(10, 10, 10, 0.72) 42%, rgba(10, 10, 10, 0.18) 100%);
}

.hero-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 120px var(--gutter) 112px;
}

.hero-band h1 {
  margin-top: var(--sp-lg);
  font-size: clamp(40px, 5.6vw, 80px);
  font-weight: 900;
  line-height: 1.08;
  letter-spacing: -1px;
}

.hero-sub {
  margin-top: var(--sp-lg);
  font-size: clamp(18px, 1.8vw, 24px);
  font-weight: 400;
  letter-spacing: 3px;
}

.hero-lede {
  max-width: 560px;
  margin-top: var(--sp-lg);
  color: var(--on-dark-muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-md);
  margin-top: var(--sp-xl);
}

.photo-caption {
  position: absolute;
  right: var(--gutter);
  bottom: var(--sp-lg);
  font-size: 12px;
  font-weight: 400;
  letter-spacing: 0.5px;
  color: var(--on-dark-muted);
}

/* ---------- 区块 ---------- */
.band {
  padding-block: var(--sp-section);
}

.band-light {
  background: var(--canvas);
  color: var(--charcoal);
}

.band-soft {
  background: var(--surface);
  color: var(--charcoal);
}

.band-dark {
  background: var(--canvas-dark);
  color: var(--on-dark);
}

.heading {
  max-width: 1120px;
  margin-bottom: var(--sp-xxl);
}

.heading h2 {
  margin-top: var(--sp-md);
  font-size: clamp(28px, 3.4vw, 48px);
  line-height: 1.15;
  letter-spacing: -1px;
  color: var(--ink);
}

.band-dark .heading h2 {
  color: var(--on-dark);
}

.heading-lede {
  max-width: 720px;
  margin-top: var(--sp-lg);
  font-size: 18px;
  color: var(--steel);
}

.band-dark .heading-lede {
  color: var(--on-dark-muted);
}

.pull-line {
  margin-top: var(--sp-xxl);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--hairline);
  font-size: clamp(18px, 1.7vw, 22px);
  font-weight: 700;
  letter-spacing: 0.5px;
  color: var(--ink);
}

/* ---------- 数据指标：spec-cell ---------- */
.spec-band {
  padding-block: 0;
}

.spec-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  max-width: var(--max);
  margin: 0 auto;
  padding-inline: var(--gutter);
}

.spec-cell {
  padding: var(--sp-xl) var(--sp-lg);
  border-left: 1px solid var(--hairline-dark);
}

.spec-cell:last-child {
  border-right: 1px solid var(--hairline-dark);
}

.spec-cell dt {
  font-size: clamp(30px, 3vw, 44px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -1px;
  font-variant-numeric: tabular-nums;
  color: var(--on-dark);
}

.spec-cell dd {
  margin-top: var(--sp-sm);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 1px;
  color: var(--on-dark-muted);
}

/* ---------- 定位：细线分隔的单元格 ---------- */
.cell-grid {
  display: grid;
  border-top: 1px solid var(--hairline);
  border-left: 1px solid var(--hairline);
}

.cell-grid.cols-5 {
  grid-template-columns: repeat(5, 1fr);
}

.cell {
  padding: var(--sp-xl) var(--sp-lg);
  border-right: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
  transition: background 0.2s ease;
}

.cell:hover {
  background: var(--surface);
}

.cell svg,
.card > svg {
  width: 28px;
  height: 28px;
  color: var(--ink);
  stroke-width: 1.5;
}

.cell h3 {
  margin-top: var(--sp-lg);
  font-size: 20px;
  color: var(--ink);
}

.cell p {
  margin-top: var(--sp-xs);
  font-size: 14px;
  color: var(--steel);
}

/* ---------- 卡片 ---------- */
.card-grid {
  display: grid;
  gap: var(--sp-lg);
}

.card-grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.card-grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.card {
  padding: var(--sp-xl) var(--sp-lg);
  background: var(--canvas);
  border: 1px solid var(--hairline);
}

.card h3 {
  margin-top: var(--sp-lg);
  font-size: 20px;
  line-height: 1.3;
  color: var(--ink);
}

.card > p:not(.label):not(.fit):not(.case-problem) {
  margin-top: var(--sp-sm);
  font-size: 14.5px;
  color: var(--steel);
}

.card.service {
  padding: var(--sp-xl);
}

.card.service h3 {
  margin-top: 0;
  font-size: 24px;
}

.fit {
  margin-top: var(--sp-xs);
  font-size: 15px;
  color: var(--steel);
}

.card.service dl {
  margin-top: var(--sp-lg);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--hairline);
}

.card.service dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--mint-text);
}

.card.service dd {
  margin-top: var(--sp-xs);
  font-size: 15px;
  color: var(--charcoal);
}

/* 合作路径 */
.path {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: center;
  gap: var(--sp-xl);
  margin-top: var(--sp-lg);
  padding: var(--sp-lg) var(--sp-xl);
  background: var(--canvas-dark);
  color: var(--on-dark);
}

.path .label {
  color: var(--mint);
}

.path ol {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--sp-sm) var(--sp-lg);
}

.path li {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 1px;
}

.path li:not(:last-child)::after {
  content: "→";
  color: var(--mint);
  font-weight: 400;
}

/* ---------- 理念 ---------- */
.creed-head {
  max-width: 960px;
}

.creed-motto {
  margin-top: var(--sp-lg);
  font-size: clamp(44px, 7vw, 104px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -2px;
  color: var(--on-dark);
}

.creed-motto span {
  display: block;
  color: var(--mint);
}

.creed-lede {
  max-width: 640px;
  margin-top: var(--sp-xl);
  font-size: 18px;
  color: var(--on-dark-muted);
}

.creed-columns {
  display: grid;
  grid-template-columns: 1fr 1fr;
  margin-top: var(--sp-xxl);
  border-top: 1px solid var(--hairline-dark-strong);
}

.creed-columns article {
  padding: var(--sp-xl) var(--sp-xl) 0 0;
}

.creed-columns article + article {
  padding-left: var(--sp-xl);
  border-left: 1px solid var(--hairline-dark-strong);
}

.creed-columns h3 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--on-dark-muted);
}

.mark-list {
  display: grid;
  gap: var(--sp-md);
  margin-top: var(--sp-lg);
}

.mark-list li {
  position: relative;
  padding-left: 30px;
  font-size: 16px;
  color: var(--on-dark);
}

.mark-list li::before {
  position: absolute;
  left: 0;
  top: 0;
  font-weight: 700;
}

.mark-no li::before {
  content: "✕";
  color: var(--stone);
}

.mark-yes li::before {
  content: "✓";
  color: var(--mint);
}

.mark-list strong {
  display: inline-block;
  margin-right: 12px;
  font-weight: 700;
}

.mark-list.on-light li {
  font-size: 15px;
  color: var(--charcoal);
}

.mark-list.on-light li::before {
  color: var(--mint-deep);
}

/* ---------- 步骤：确为先后顺序，保留编号 ---------- */
.step-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-top: 2px solid var(--ink);
}

.step-grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

.step-grid li {
  padding: var(--sp-lg) var(--sp-lg) var(--sp-lg) 0;
}

.step-grid li + li {
  padding-left: var(--sp-lg);
  border-left: 1px solid var(--hairline);
}

.step-no {
  display: block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  font-variant-numeric: tabular-nums;
  color: var(--mint-text);
}

.step-grid h3 {
  margin-top: var(--sp-md);
  font-size: 20px;
  line-height: 1.3;
  color: var(--ink);
}

.step-grid p {
  margin-top: var(--sp-sm);
  font-size: 14.5px;
  color: var(--steel);
}

/* 培训三栏 */
.tri {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-lg);
  margin-top: var(--sp-xxl);
}

.tri article {
  padding: var(--sp-xl) var(--sp-lg);
  background: var(--surface);
  border: 1px solid var(--hairline);
}

.tri h3 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--steel);
}

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  margin-top: var(--sp-lg);
}

.tag-list li {
  padding: 6px 12px;
  background: var(--canvas);
  border: 1px solid var(--hairline);
  font-size: 14px;
  font-weight: 400;
  color: var(--charcoal);
}

/* ---------- 培训现场：照片满铺无框 ---------- */
.photo-band {
  padding-bottom: 0;
}

.photo-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
}

.photo-grid figure {
  position: relative;
  overflow: hidden;
  background: var(--surface-dark);
}

.photo-grid img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.photo-grid figure:hover img {
  transform: scale(1.03);
}

.photo-grid figcaption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 48px var(--sp-lg) var(--sp-md);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 1px;
  color: var(--on-dark);
  background: linear-gradient(180deg, transparent, rgba(10, 10, 10, 0.82));
}

/* ---------- 案例 ---------- */
.case {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  margin-bottom: var(--sp-lg);
  background: var(--canvas);
  border: 1px solid var(--hairline);
}

.case.reverse .case-media {
  order: 2;
}

.case-media {
  background: var(--canvas-dark);
}

.case-media img {
  width: 100%;
  height: 100%;
  min-height: 320px;
  object-fit: cover;
}

.case-media.stack {
  display: grid;
  grid-template-rows: 1fr 1fr;
  gap: 2px;
}

.case-media.stack img {
  min-height: 0;
}

.case-body {
  padding: var(--sp-xl);
}

.case-body h3 {
  margin-top: var(--sp-sm);
  font-size: clamp(22px, 2vw, 28px);
  line-height: 1.25;
  color: var(--ink);
}

.case-problem {
  margin-top: var(--sp-lg);
  padding-left: var(--sp-md);
  border-left: 2px solid var(--mint);
  font-size: 15px;
  color: var(--slate);
}

.dash-list {
  display: grid;
  gap: 8px;
  margin-top: var(--sp-lg);
}

.dash-list li {
  position: relative;
  padding-left: 22px;
  font-size: 15px;
  color: var(--charcoal);
}

.dash-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.8em;
  width: 10px;
  height: 1px;
  background: var(--mint-deep);
}

.dash-list.on-dark li {
  color: var(--on-dark);
}

.dash-list.on-dark li::before {
  background: var(--mint);
}

.case-value {
  margin-top: var(--sp-lg);
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--hairline);
  font-size: 15px;
  color: var(--charcoal);
}

.case-value strong {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--mint-text);
}

.mini-cases .card h3 {
  margin-top: var(--sp-sm);
  font-size: 22px;
}

.clients {
  margin-top: var(--sp-xxl);
}

.clients ul {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: var(--sp-lg);
}

.clients li {
  background: var(--canvas);
  margin: -1px 0 0 -1px;
  border: 1px solid var(--hairline);
  display: grid;
  gap: 4px;
  padding: var(--sp-lg);
}

.clients strong {
  font-size: 17px;
  font-weight: 700;
  color: var(--ink);
}

.clients span {
  font-size: 13px;
  color: var(--steel);
}

/* ---------- 团队 ---------- */
.portrait {
  overflow: hidden;
  background: var(--surface-dark);
}

.portrait img,
.monogram {
  width: 100%;
  aspect-ratio: 4 / 5;
}

.portrait img {
  object-fit: cover;
  object-position: top;
}

.monogram {
  display: grid;
  place-items: center;
  font-size: clamp(56px, 6vw, 96px);
  font-weight: 900;
  line-height: 1;
  color: var(--hairline-dark-strong);
}

.president {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(0, 1fr);
  gap: var(--sp-xxl);
  align-items: center;
  padding-bottom: var(--sp-xxl);
  margin-bottom: var(--sp-xxl);
  border-bottom: 1px solid var(--hairline-dark-strong);
}

.president .monogram {
  font-size: 140px;
  color: var(--mint);
}

.president-body h3 {
  margin-top: var(--sp-sm);
  font-size: clamp(36px, 4vw, 56px);
  letter-spacing: 2px;
}

.president-body > p:not(.label) {
  max-width: 760px;
  margin-top: var(--sp-lg);
  color: var(--on-dark-muted);
}

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
  margin-top: var(--sp-lg);
}

.chips span {
  padding: 6px 14px;
  border: 1px solid var(--hairline-dark-strong);
  font-size: 13px;
  font-weight: 400;
  letter-spacing: 1px;
  color: var(--on-dark);
}

.member-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--sp-xl) var(--sp-lg);
}

.member h3 {
  margin-top: var(--sp-lg);
  font-size: 24px;
  letter-spacing: 1px;
}

.member-role {
  margin-top: 6px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--mint);
}

.member-bio {
  margin-top: var(--sp-sm);
  font-size: 14px;
  color: var(--on-dark-muted);
}

.member-bio a {
  margin-left: 4px;
  color: var(--on-dark);
  border-bottom: 1px solid var(--mint);
}

[data-placeholder] {
  color: var(--stone) !important;
  font-weight: 300 !important;
}

.member-cta {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--sp-lg);
  min-height: 260px;
  padding: var(--sp-lg);
  border: 1px solid var(--hairline-dark-strong);
  transition: border-color 0.2s ease, background 0.2s ease;
}

.member-cta:hover {
  border-color: var(--mint);
  background: var(--surface-dark);
}

.member-cta strong {
  font-size: clamp(20px, 1.8vw, 26px);
  font-weight: 700;
  line-height: 1.3;
}

.member-cta .text-link {
  color: var(--mint);
}

/* ---------- 合作咨询：照片满铺 ---------- */
.cta-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--sp-section) var(--gutter);
}

.cta-band h2 {
  margin-top: var(--sp-lg);
  font-size: clamp(28px, 3.6vw, 52px);
  line-height: 1.15;
  letter-spacing: -1px;
}

.cta-lede {
  max-width: 600px;
  margin-top: var(--sp-lg);
  color: var(--on-dark-muted);
}

.contact-ways {
  display: flex;
  flex-wrap: wrap;
  margin-top: var(--sp-xl);
  border: 1px solid rgba(255, 255, 255, 0.35);
  width: fit-content;
  max-width: 100%;
}

.contact-ways div {
  padding: var(--sp-md) var(--sp-xl) var(--sp-md) var(--sp-lg);
}

.contact-ways div + div {
  border-left: 1px solid rgba(255, 255, 255, 0.35);
}

.contact-ways dt {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--mint);
}

.contact-ways dd {
  margin-top: 4px;
  font-size: 18px;
  font-weight: 700;
  color: var(--on-dark);
}

.contact-qr {
  width: 140px;
  margin-top: var(--sp-lg);
  padding: 6px;
  background: #fff;
}

/* ---------- 页脚 ---------- */
.site-footer {
  background: var(--canvas-dark);
  color: var(--on-dark-muted);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--sp-lg) var(--sp-xxl);
  max-width: var(--max);
  margin: 0 auto;
  padding: var(--sp-xxl) var(--gutter);
  font-size: 14px;
}

.footer-inner strong {
  font-size: 18px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--on-dark);
}

.footer-inner p {
  margin-top: 6px;
  letter-spacing: 2px;
}

.footer-inner nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--sp-sm) var(--sp-lg);
}

.footer-inner nav a:hover {
  color: var(--on-dark);
}

.footer-inner small {
  grid-column: 1 / -1;
  padding-top: var(--sp-lg);
  border-top: 1px solid var(--hairline-dark);
  font-size: 12px;
  letter-spacing: 0.5px;
  color: var(--stone);
}

/* ---------- 入场动画（只作用于首屏以下） ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
  .photo-grid img {
    transition: none;
  }
}

/* ---------- 响应式：3 列 → 2 列 → 1 列 ---------- */
@media (max-width: 1180px) {
  :root {
    --gutter: 32px;
    --sp-section: 80px;
  }
  .site-nav a {
    padding: 0 10px;
    font-size: 13px;
  }
  .site-nav a::after {
    left: 10px;
    right: 10px;
  }
  .brand-text small {
    display: none;
  }
  .cell-grid.cols-5 {
    grid-template-columns: repeat(3, 1fr);
  }
  .card-grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .step-grid,
  .step-grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
    border-top: 0;
  }
  .step-grid li,
  .step-grid li + li {
    padding: var(--sp-lg) var(--sp-lg) var(--sp-lg) 0;
    border-left: 0;
    border-top: 2px solid var(--ink);
  }
  .spec-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .spec-cell {
    border-bottom: 1px solid var(--hairline-dark);
  }
  .member-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .member-cta {
    min-height: 220px;
  }
  .clients ul {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 900px) {
  .top-nav {
    grid-template-columns: 1fr auto auto;
    gap: var(--sp-sm);
  }
  .nav-toggle {
    display: grid;
  }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 60;
    flex-direction: column;
    height: auto;
    padding: var(--sp-xs) var(--gutter) var(--sp-md);
    background: var(--canvas-dark);
    border-bottom: 1px solid var(--hairline-dark-strong);
  }
  .site-nav.is-open {
    display: flex;
  }
  .site-nav a {
    padding: 14px 0;
    font-size: 15px;
    border-bottom: 1px solid var(--hairline-dark);
  }
  .site-nav a::after {
    display: none;
  }
  .hero-inner {
    padding-block: 88px 96px;
  }
  .hero-band::before,
  .cta-band::before {
    background: linear-gradient(180deg, rgba(10, 10, 10, 0.78), rgba(10, 10, 10, 0.88));
  }
  .card-grid.cols-2,
  .tri,
  .creed-columns {
    grid-template-columns: 1fr;
  }
  .creed-columns article,
  .creed-columns article + article {
    padding: var(--sp-xl) 0 0;
    border-left: 0;
  }
  .creed-columns article + article {
    margin-top: var(--sp-xl);
    border-top: 1px solid var(--hairline-dark-strong);
  }
  .case,
  .case.reverse {
    grid-template-columns: 1fr;
  }
  .case.reverse .case-media {
    order: 0;
  }
  .case-media img {
    min-height: 0;
    aspect-ratio: 16 / 9;
  }
  .photo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .president {
    grid-template-columns: 1fr;
    gap: var(--sp-xl);
  }
  .president .portrait {
    max-width: 320px;
  }
  .path {
    grid-template-columns: 1fr;
    gap: var(--sp-md);
  }
  .path ol {
    flex-direction: column;
    align-items: flex-start;
  }
  .path li:not(:last-child)::after {
    display: none;
  }
  .footer-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  :root {
    --gutter: 20px;
    --sp-section: 64px;
    --sp-xxl: 48px;
  }
  .brand-text strong {
    font-size: 13px;
    letter-spacing: 0;
  }
  .nav-cta {
    padding: 0 14px;
    letter-spacing: 1px;
  }
  .hero-inner {
    padding-block: 64px 80px;
  }
  .hero-sub {
    letter-spacing: 1.5px;
  }
  .btn {
    padding: 0 24px;
  }
  .heading-lede,
  .creed-lede {
    font-size: 16px;
  }
  .spec-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .spec-cell {
    padding: var(--sp-lg) var(--sp-md);
  }
  .spec-cell:last-child {
    grid-column: span 2;
  }
  .cell-grid.cols-5,
  .card-grid.cols-4,
  .step-grid,
  .step-grid.cols-4 {
    grid-template-columns: 1fr;
  }
  .photo-grid {
    grid-template-columns: 1fr;
  }
  .member-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--sp-lg) var(--sp-md);
  }
  .member h3 {
    font-size: 20px;
  }
  .member-cta {
    grid-column: span 2;
    min-height: 0;
  }
  .clients ul {
    grid-template-columns: repeat(2, 1fr);
  }
  .clients li {
    padding: var(--sp-md);
  }
  .case-body,
  .card.service {
    padding: var(--sp-lg);
  }
  .contact-ways {
    width: 100%;
  }
  .contact-ways div {
    flex: 1 1 100%;
  }
  .contact-ways div + div {
    border-left: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.35);
  }
}

/* ---------- 澳门 24 个场景 ---------- */
.sc-tools {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-md);
  margin-bottom: var(--sp-lg);
}

.sc-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-xs);
}

.sc-tabs button {
  height: 40px;
  padding: 0 18px;
  border: 1px solid var(--hairline);
  border-radius: 0;
  background: var(--canvas);
  color: var(--slate);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 1px;
  cursor: pointer;
  transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.sc-tabs button:hover {
  border-color: var(--ink);
}

.sc-tabs button[aria-selected="true"] {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--on-dark);
  font-weight: 700;
}

.sc-count {
  font-size: 13px;
  color: var(--stone);
}

.sc-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--sp-lg);
}

.sc-card {
  display: flex;
  flex-direction: column;
  gap: var(--sp-sm);
  padding: var(--sp-lg);
  border: 1px solid var(--hairline);
  background: var(--surface-soft);
  text-align: left;
  font: inherit;
  color: inherit;
  cursor: pointer;
  transition: border-color 0.2s ease, background 0.2s ease;
}

.sc-card:hover,
.sc-card:focus-visible {
  border-color: var(--mint-deep);
  background: var(--canvas);
  outline: none;
}

.sc-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-sm);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--mint-text);
}

.sc-no {
  font-size: 13px;
  color: var(--stone);
  font-variant-numeric: tabular-nums;
}

.sc-card h3 {
  font-size: 18px;
  line-height: 1.4;
  color: var(--ink);
}

.sc-card p {
  font-size: 14.5px;
  color: var(--steel);
}

.sc-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: var(--sp-xs);
}

.sc-tags span {
  padding: 3px 10px;
  border: 1px solid var(--hairline);
  font-size: 12px;
  color: var(--slate);
  background: var(--canvas);
}

.sc-tags .is-demo {
  border-color: var(--mint-deep);
  color: var(--mint-text);
}

.sc-more {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--ink);
}

.sc-note {
  margin-top: var(--sp-xl);
  padding-left: var(--sp-md);
  border-left: 2px solid var(--mint);
  font-size: 14px;
  color: var(--steel);
}

/* 详情弹窗 */
.sc-dialog {
  width: min(820px, calc(100vw - 32px));
  max-height: calc(100dvh - 48px);
  padding: 0;
  border: 0;
  border-radius: 0;
  background: var(--canvas);
  color: var(--charcoal);
}

.sc-dialog::backdrop {
  background: rgba(10, 10, 10, 0.72);
}

.sc-dialog-inner {
  position: relative;
  border-top: 4px solid var(--mint);
}

.sc-close {
  position: sticky;
  top: 0;
  float: right;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 0;
  background: var(--ink);
  color: var(--on-dark);
  cursor: pointer;
  z-index: 1;
}

.sc-close svg {
  width: 20px;
  height: 20px;
}

.sc-dialog-body {
  padding: var(--sp-xl);
}

.sc-dialog-body h2 {
  margin-top: var(--sp-sm);
  padding-right: 48px;
  font-size: clamp(22px, 2.6vw, 30px);
  line-height: 1.3;
  color: var(--ink);
}

.sc-lead {
  margin-top: var(--sp-sm);
  font-size: 17px;
  color: var(--slate);
}

.sc-fit {
  margin-top: var(--sp-sm);
  font-size: 14px;
  color: var(--steel);
}

.sc-ba {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin-top: var(--sp-lg);
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.sc-ba > div,
.sc-block {
  padding: var(--sp-md) var(--sp-lg);
  background: var(--canvas);
}

.sc-ba > div:last-child {
  background: #f0fbf7;
}

.sc-dialog h4 {
  margin: 0 0 6px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  color: var(--mint-text);
}

.sc-dialog-body p.sc-text {
  font-size: 15px;
  color: var(--charcoal);
}

.sc-block {
  margin-top: var(--sp-md);
  padding: 0;
}

.sc-block.eg {
  padding: var(--sp-md) var(--sp-lg);
  background: var(--surface);
}

.sc-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  counter-reset: s;
}

.sc-steps li {
  counter-increment: s;
  padding: 6px 12px;
  border: 1px solid var(--hairline);
  font-size: 14px;
}

.sc-steps li::before {
  content: counter(s) " ";
  font-weight: 700;
  color: var(--mint-text);
}

.sc-trial {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-md);
  margin-top: var(--sp-md);
}

.sc-trial p {
  font-size: 14px;
  color: var(--slate);
}

.sc-ref {
  margin-top: var(--sp-lg);
  padding-top: var(--sp-md);
  border-top: 1px solid var(--hairline);
}

.sc-ref p {
  font-size: 14px;
  color: var(--steel);
}

.sc-ref a {
  color: var(--mint-text);
  text-decoration: underline;
  text-underline-offset: 3px;
}

@media (max-width: 1180px) {
  .sc-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 640px) {
  .sc-grid,
  .sc-ba,
  .sc-trial {
    grid-template-columns: 1fr;
  }
  .sc-tabs button {
    padding: 0 12px;
    font-size: 13px;
  }
  .sc-dialog {
    width: 100vw;
    max-width: 100vw;
    max-height: 100dvh;
    height: 100dvh;
    margin: 0;
  }
  .sc-dialog-body {
    padding: var(--sp-lg) var(--sp-md);
  }
}

/* ---------- 语言切换 ---------- */
.nav-right {
  display: flex;
  align-items: center;
  gap: var(--sp-md);
}

.lang-switch {
  display: flex;
  border: 1px solid var(--hairline-dark-strong);
}

.lang-switch button {
  min-width: 36px;
  height: 32px;
  padding: 0 8px;
  border: 0;
  background: transparent;
  color: var(--on-dark-muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  cursor: pointer;
}

.lang-switch button + button {
  border-left: 1px solid var(--hairline-dark-strong);
}

.lang-switch button:hover {
  color: var(--on-dark);
}

.lang-switch button[aria-pressed="true"] {
  background: var(--mint);
  color: var(--ink);
}

/* ---------- 场景搜索 ---------- */
.sc-search {
  position: relative;
  display: flex;
  align-items: center;
  flex: 0 1 320px;
}

.sc-search svg {
  position: absolute;
  left: 12px;
  width: 18px;
  height: 18px;
  color: var(--stone);
  pointer-events: none;
}

.sc-search input {
  width: 100%;
  height: 40px;
  padding: 0 12px 0 40px;
  border: 1px solid var(--hairline);
  border-radius: 0;
  background: var(--canvas);
  color: var(--ink);
  font: inherit;
  font-size: 14px;
}

.sc-search input:focus {
  outline: none;
  border-color: var(--ink);
}

.sc-count {
  margin-bottom: var(--sp-md);
}

.sc-empty {
  grid-column: 1 / -1;
  padding: var(--sp-xl);
  border: 1px dashed var(--hairline);
  color: var(--steel);
  text-align: center;
}

.sc-reset {
  border: 0;
  background: none;
  color: var(--mint-text);
  font-weight: 700;
  text-decoration: underline;
  cursor: pointer;
}

/* ---------- 试算 ---------- */
.calc {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.3fr);
  gap: var(--sp-lg) var(--sp-xl);
  margin-top: var(--sp-xxl);
  padding: var(--sp-xl);
  background: var(--canvas-dark);
  color: var(--on-dark);
}

.calc .label {
  color: var(--mint);
}

.calc-head h3 {
  margin-top: var(--sp-sm);
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.3;
  color: var(--on-dark);
}

.calc-note {
  margin-top: var(--sp-sm);
  font-size: 14px;
  color: var(--on-dark-muted);
}

.calc-fields {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-md);
}

.calc-fields label {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--on-dark-muted);
}

.calc-fields input {
  height: 44px;
  padding: 0 12px;
  border: 1px solid var(--hairline-dark-strong);
  border-radius: 0;
  background: var(--surface-dark);
  color: var(--on-dark);
  font: inherit;
  font-size: 17px;
  font-weight: 600;
}

.calc-fields input:focus {
  outline: none;
  border-color: var(--mint);
}

.calc-out {
  grid-column: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--hairline-dark-strong);
  border: 1px solid var(--hairline-dark-strong);
}

.calc-out > div {
  display: grid;
  gap: 4px;
  padding: var(--sp-md) var(--sp-lg);
  background: var(--canvas-dark);
  font-size: 13px;
  color: var(--on-dark-muted);
}

.calc-out b {
  font-size: clamp(24px, 2.6vw, 34px);
  font-weight: 700;
  line-height: 1.2;
  color: var(--mint);
  font-variant-numeric: tabular-nums;
}

.calc > .calc-note:last-child {
  grid-column: 2;
  margin-top: 0;
}

@media (max-width: 900px) {
  .calc {
    grid-template-columns: 1fr;
  }
  .calc-out,
  .calc > .calc-note:last-child {
    grid-column: auto;
  }
}

@media (max-width: 640px) {
  .nav-right .nav-cta {
    display: none;
  }
  .lang-switch button {
    min-width: 30px;
    padding: 0 4px;
  }
  .sc-search {
    flex-basis: 100%;
  }
  .calc {
    padding: var(--sp-lg) var(--sp-md);
  }
  .calc-fields,
  .calc-out {
    grid-template-columns: 1fr;
  }
}

/* 加了语言切换后，导航在较窄的桌面宽度就收起 */
@media (max-width: 1320px) {
  .top-nav {
    grid-template-columns: 1fr auto auto;
    gap: var(--sp-sm);
  }
  .nav-toggle {
    display: grid;
  }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    z-index: 60;
    flex-direction: column;
    height: auto;
    padding: var(--sp-xs) var(--gutter) var(--sp-md);
    background: var(--canvas-dark);
    border-bottom: 1px solid var(--hairline-dark-strong);
  }
  .site-nav.is-open {
    display: flex;
  }
  .site-nav a {
    padding: 14px 0;
    font-size: 15px;
    border-bottom: 1px solid var(--hairline-dark);
  }
  .site-nav a::after {
    display: none;
  }
}

/* 英文、葡文协会名很长：标志文字换行、缩小 */
.brand {
  min-width: 0;
}
html[data-lang="en"] .brand-text strong,
html[data-lang="pt"] .brand-text strong {
  max-width: 240px;
  white-space: normal;
  font-size: 13px;
  letter-spacing: 0.3px;
}
html[data-lang="en"] .brand-text small,
html[data-lang="pt"] .brand-text small {
  display: none;
}
@media (max-width: 640px) {
  html[data-lang="en"] .brand-text strong,
  html[data-lang="pt"] .brand-text strong {
    max-width: 150px;
    font-size: 11px;
    letter-spacing: 0;
  }
}

/* ---------- 商家宣传短片案例 ---------- */
.promo-media {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--sp-sm);
  padding: var(--sp-xl) var(--sp-lg);
}

.promo-media video {
  display: block;
  width: 100%;
  max-width: 300px;
  aspect-ratio: 9 / 16;
  background: #000;
  object-fit: cover;
}

.promo-tag {
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--on-dark-muted);
}

.promo-frames {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 2px;
  background: var(--canvas-dark);
  border-top: 1px solid var(--hairline);
}

.promo-frames li {
  position: relative;
}

.promo-frames img {
  width: 100%;
  aspect-ratio: 9 / 16;
  object-fit: cover;
}

.promo-frames span {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  padding: 18px 10px 8px;
  background: linear-gradient(transparent, rgba(10, 10, 10, 0.85));
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--on-dark);
}

@media (max-width: 900px) {
  .case.promo {
    grid-template-columns: 1fr;
  }
  .promo-frames {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* ---------- 物业报修智能体案例 ---------- */
.case.repair {
  grid-template-columns: 1fr;
}

.repair-shots {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-md);
  padding: 0 var(--sp-xl) var(--sp-xl);
}

.repair-shots li {
  display: grid;
  gap: var(--sp-xs);
}

.repair-shots a {
  display: block;
  border: 1px solid var(--hairline);
  overflow: hidden;
}

.repair-shots img {
  width: 100%;
  aspect-ratio: 1600 / 926;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.repair-shots a:hover img {
  transform: scale(1.02);
}

.repair-shots span {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}

.repair-shots b {
  margin-right: 8px;
  color: var(--mint-text);
}

@media (max-width: 640px) {
  .repair-shots {
    grid-template-columns: 1fr;
    padding: 0 var(--sp-md) var(--sp-lg);
  }
}