:root {
  --ink: #090b0c;
  --ink-2: #111718;
  --warm: #f4efe5;
  --warm-2: #e4d9c6;
  --text: #f6f0e5;
  --muted: #9ca09b;
  --green: #8dff9c;
  --green-deep: #1b8e57;
  --line: rgba(246, 240, 229, 0.14);
  --shadow: 0 30px 80px rgba(0, 0, 0, 0.32);
  --max: 1320px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--ink);
  font-family: Inter, "Noto Sans SC", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
}

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

button,
input,
select,
textarea {
  font: inherit;
}

::selection {
  color: var(--ink);
  background: var(--green);
}

.skip-link {
  position: fixed;
  left: 16px;
  top: -80px;
  z-index: 1000;
  padding: 12px 16px;
  color: var(--ink);
  background: var(--green);
  border-radius: 999px;
}

.skip-link:focus {
  top: 16px;
}

.site-header {
  position: fixed;
  inset: 18px 24px auto;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  max-width: calc(var(--max) + 48px);
  margin: 0 auto;
  padding: 12px 14px 12px 18px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  background: rgba(9, 11, 12, 0.72);
  backdrop-filter: blur(20px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 210px;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  color: var(--ink);
  background: var(--green);
  border-radius: 50%;
  font-weight: 800;
}

.brand strong,
.brand small {
  display: block;
}

.brand small {
  color: var(--muted);
  font-size: 11px;
}

.desktop-nav {
  display: flex;
  gap: 28px;
  color: rgba(246, 240, 229, 0.78);
  font-size: 13px;
}

.desktop-nav a {
  transition: color 180ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible {
  color: var(--green);
}

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

.lang-toggle,
.header-cta {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  cursor: pointer;
}

.lang-toggle {
  gap: 8px;
  padding: 0 16px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
}

.lang-toggle i {
  width: 1px;
  height: 14px;
  background: rgba(255, 255, 255, 0.28);
}

.header-cta {
  padding: 0 20px;
  color: var(--ink);
  background: var(--green);
  font-size: 13px;
  font-weight: 700;
}

.menu-toggle,
.mobile-nav {
  display: none;
}

.menu-toggle {
  min-height: 44px;
  align-items: center;
  gap: 10px;
  padding: 0 16px;
  border: 0;
  border-radius: 999px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.08);
  cursor: pointer;
  font: inherit;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.menu-toggle b,
.menu-toggle b::before,
.menu-toggle b::after {
  display: block;
  width: 16px;
  height: 2px;
  border-radius: 99px;
  background: var(--green);
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-toggle b {
  position: relative;
}

.menu-toggle b::before,
.menu-toggle b::after {
  position: absolute;
  left: 0;
}

.menu-toggle b::before {
  top: -5px;
}

.menu-toggle b::after {
  top: 5px;
}

.site-header.menu-open .menu-toggle b {
  background: transparent;
}

.site-header.menu-open .menu-toggle b::before {
  transform: translateY(5px) rotate(45deg);
}

.site-header.menu-open .menu-toggle b::after {
  transform: translateY(-5px) rotate(-45deg);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(420px, 1.1fr);
  gap: 54px;
  min-height: 100vh;
  max-width: var(--max);
  margin: 0 auto;
  padding: 176px 24px 72px;
}

.hero::before {
  position: absolute;
  inset: 0 24px auto;
  height: 620px;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(circle at 76% 38%, rgba(141, 255, 156, 0.23), transparent 32%),
    radial-gradient(circle at 18% 10%, rgba(255, 255, 255, 0.09), transparent 32%);
  filter: blur(20px);
}

.hero-copy,
.hero-stage {
  position: relative;
}

.eyebrow,
.section-kicker {
  color: var(--green);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 28px;
  font-size: clamp(58px, 10vw, 142px);
  font-weight: 800;
  letter-spacing: -0.085em;
  line-height: 0.88;
}

h1 span {
  display: block;
  margin-top: 20px;
  color: var(--green);
  font-family: "Noto Sans SC", sans-serif;
  font-size: clamp(28px, 4vw, 58px);
  letter-spacing: -0.06em;
}

.hero-lead {
  max-width: 560px;
  color: rgba(246, 240, 229, 0.78);
  font-size: 18px;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 56px;
}

.hero-meta span {
  padding: 10px 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: rgba(246, 240, 229, 0.72);
  font-size: 12px;
  text-transform: uppercase;
}

.hero-stage {
  min-height: 680px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: #101819;
  box-shadow: var(--shadow);
}

.hero-stage::before {
  position: absolute;
  inset: 0;
  z-index: 2;
  content: "";
  background:
    linear-gradient(90deg, rgba(9, 11, 12, 0.66), transparent 48%),
    linear-gradient(0deg, rgba(9, 11, 12, 0.78), transparent 55%),
    radial-gradient(circle at 80% 10%, rgba(141, 255, 156, 0.18), transparent 34%);
}

.hero-photo {
  position: absolute;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.08);
}

.hero-photo-main {
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-photo-side {
  z-index: 3;
  right: 34px;
  bottom: 98px;
  width: 36%;
  height: 30%;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 20px;
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.42);
}

.stage-grid {
  position: absolute;
  inset: 0;
  z-index: 3;
  opacity: 0.25;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
  background-size: 44px 44px;
}

.stage-orbit {
  display: none;
}

.orbit-a {
  width: 560px;
  height: 560px;
  right: -120px;
  top: 54px;
  background: radial-gradient(circle, rgba(141, 255, 156, 0.45), transparent 66%);
}

.orbit-b {
  width: 440px;
  height: 440px;
  left: -70px;
  bottom: 40px;
  background: radial-gradient(circle, rgba(230, 175, 104, 0.28), transparent 64%);
  animation-delay: -3s;
}

.stage-card {
  position: absolute;
  z-index: 4;
  display: grid;
  gap: 4px;
  padding: 18px;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 18px;
  background: rgba(9, 11, 12, 0.58);
  backdrop-filter: blur(18px);
}

.stage-card span,
.stage-card small,
.stage-caption span {
  color: rgba(246, 240, 229, 0.62);
  font-size: 12px;
  text-transform: uppercase;
}

.card-a {
  left: 38px;
  top: 330px;
  width: 230px;
}

.card-b {
  right: 44px;
  top: 110px;
  width: 210px;
}

.stage-caption {
  position: absolute;
  z-index: 4;
  right: 32px;
  bottom: 32px;
  left: 32px;
  display: flex;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.16);
}

.marquee {
  overflow: hidden;
  border-block: 1px solid var(--line);
  background: #0f1415;
}

.marquee div {
  display: flex;
  width: max-content;
  animation: marquee 26s linear infinite;
}

.marquee span {
  padding: 22px 34px;
  color: rgba(246, 240, 229, 0.72);
  font-size: 14px;
  letter-spacing: 0.08em;
  white-space: nowrap;
  text-transform: uppercase;
}

.section {
  padding: 120px 24px;
}

.work-section,
.proof-section {
  color: var(--ink);
  background: var(--warm);
}

.services-section,
.contact-section {
  position: relative;
  overflow: hidden;
  background: var(--ink);
}

.services-section > *:not(.service-bg-photo) {
  position: relative;
  z-index: 2;
}

.service-bg-photo {
  position: absolute;
  right: -8vw;
  top: 32px;
  width: min(48vw, 720px);
  height: 520px;
  object-fit: cover;
  opacity: 0.24;
  filter: saturate(0.8) contrast(1.15);
  border-radius: 36px;
  transform: rotate(-2deg);
}

.services-section::after {
  position: absolute;
  inset: 0;
  z-index: 1;
  content: "";
  background:
    radial-gradient(circle at 80% 18%, rgba(141, 255, 156, 0.16), transparent 24%),
    linear-gradient(90deg, var(--ink) 0%, rgba(9, 11, 12, 0.88) 58%, rgba(9, 11, 12, 0.58));
}

.global-section {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
  align-items: center;
  color: var(--ink);
  background: var(--warm);
}

.section > *,
.global-section > * {
  max-width: var(--max);
  margin-inline: auto;
}

.section-head,
.split-head {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 72px;
  align-items: end;
  margin-top: 20px;
  margin-bottom: 62px;
}

h2 {
  margin-bottom: 0;
  font-size: clamp(36px, 5vw, 76px);
  font-weight: 800;
  letter-spacing: -0.06em;
  line-height: 1;
}

.section-head p,
.split-head p,
.global-section p,
.contact-copy p {
  color: rgba(9, 11, 12, 0.66);
  font-size: 17px;
}

.services-section .section-kicker,
.contact-section .section-kicker {
  color: var(--green);
}

.services-section h2,
.contact-section h2 {
  color: var(--text);
}

.services-section p,
.contact-section p {
  color: rgba(246, 240, 229, 0.68);
}

.work-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.75fr;
  gap: 22px;
  max-width: var(--max);
}

.work-card {
  position: relative;
  overflow: hidden;
  border-radius: 26px;
  background: #d9d0c0;
  box-shadow: 0 28px 60px rgba(9, 11, 12, 0.12);
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.work-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 36px 80px rgba(9, 11, 12, 0.2);
}

.work-large {
  grid-row: span 2;
}

.work-wide {
  grid-column: span 2;
}

.work-visual {
  position: relative;
  min-height: 420px;
  overflow: hidden;
  background: #14211c;
}

.work-large .work-visual {
  min-height: 700px;
}

.work-wide .work-visual {
  min-height: 440px;
}

.work-visual::before,
.work-visual::after {
  position: absolute;
  z-index: 2;
  content: "";
}

.work-visual::before {
  inset: 0;
  background:
    linear-gradient(180deg, transparent 45%, rgba(0, 0, 0, 0.6)),
    linear-gradient(90deg, rgba(0, 0, 0, 0.26), transparent 42%);
}

.work-visual::after {
  right: 24px;
  top: 24px;
  width: 84px;
  height: 84px;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(8px);
}

.work-visual img {
  display: block;
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.06);
  transform: scale(1.02);
  transition: transform 600ms ease, filter 600ms ease;
}

.work-card:hover .work-visual img {
  filter: saturate(1.05) contrast(1.1);
  transform: scale(1.07);
}

.visual-green {
  background: #151b19;
}

.visual-gold {
  background: #2b2115;
}

.visual-red {
  background: #241617;
}

.visual-blue {
  background: #111827;
}

.visual-line {
  position: absolute;
  z-index: 3;
  inset: 54px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  transform: skew(-8deg);
}

.work-info {
  padding: 28px;
}

.work-info span {
  color: rgba(9, 11, 12, 0.56);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.work-info h3 {
  margin: 12px 0 8px;
  font-size: clamp(24px, 3vw, 42px);
  letter-spacing: -0.04em;
}

.work-info p {
  color: rgba(9, 11, 12, 0.62);
}

.service-list {
  max-width: var(--max);
  border-top: 1px solid var(--line);
}

.service-item {
  display: grid;
  grid-template-columns: 70px 1fr 0.8fr 44px;
  gap: 24px;
  align-items: center;
  min-height: 126px;
  border-bottom: 1px solid var(--line);
  transition: background 180ms ease, color 180ms ease, padding 180ms ease;
}

.service-item:hover,
.service-item:focus-visible {
  padding-inline: 24px;
  color: var(--ink);
  background: var(--green);
  outline: 0;
}

.service-item span,
.service-item em {
  color: var(--muted);
  font-style: normal;
}

.service-item:hover span,
.service-item:hover em,
.service-item:focus-visible span,
.service-item:focus-visible em {
  color: rgba(9, 11, 12, 0.7);
}

.service-item strong {
  font-size: clamp(24px, 4vw, 42px);
  letter-spacing: -0.05em;
}

.service-item b {
  justify-self: end;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
  max-width: var(--max);
}

.stat {
  min-height: 220px;
  padding: 28px;
  border: 1px solid rgba(9, 11, 12, 0.1);
  border-radius: 26px;
  background: rgba(255, 255, 255, 0.28);
}

.stat strong {
  display: block;
  margin-bottom: 52px;
  font-size: clamp(46px, 6vw, 74px);
  letter-spacing: -0.06em;
}

.stat span {
  color: rgba(9, 11, 12, 0.62);
}

.client-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  max-width: var(--max);
  margin-top: 28px;
}

.client-strip span {
  padding: 13px 18px;
  border: 1px solid rgba(9, 11, 12, 0.13);
  border-radius: 999px;
  color: rgba(9, 11, 12, 0.64);
  font-size: 13px;
}

.global-section > div:first-child {
  max-width: 520px;
  margin-left: max(24px, calc((100vw - var(--max)) / 2));
}

.global-section h2 {
  margin: 24px 0 24px;
}

.map-card {
  position: relative;
  width: min(100%, 760px);
  min-height: 440px;
  padding: 28px;
  overflow: hidden;
  border-radius: 30px;
  background:
    linear-gradient(180deg, rgba(13, 19, 20, 0.24), rgba(13, 19, 20, 0.9)),
    url("assets/photo-03.jpg") center / cover;
  box-shadow: var(--shadow);
}

.map-card svg {
  position: absolute;
  inset: 48px;
  width: calc(100% - 96px);
  height: calc(100% - 96px);
  fill: rgba(141, 255, 156, 0.14);
  stroke: rgba(141, 255, 156, 0.5);
}

.pin {
  position: absolute;
  z-index: 2;
  padding: 8px 12px;
  border: 1px solid rgba(141, 255, 156, 0.36);
  border-radius: 999px;
  color: var(--green);
  background: rgba(9, 11, 12, 0.68);
  font-size: 12px;
}

.pin-cn {
  right: 28%;
  top: 48%;
}

.pin-sh {
  right: 20%;
  top: 40%;
}

.pin-sg {
  right: 24%;
  bottom: 22%;
}

.pin-eu {
  left: 42%;
  top: 32%;
}

.pin-us {
  left: 15%;
  top: 48%;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.75fr);
  gap: 64px;
  align-items: start;
}

.contact-copy,
.contact-form {
  max-width: none;
}

.contact-copy {
  margin-left: max(24px, calc((100vw - var(--max)) / 2));
}

.contact-copy h2 {
  margin: 24px 0;
}

.contact-form {
  width: min(100% - 24px, 520px);
  margin-right: max(24px, calc((100vw - var(--max)) / 2));
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.05);
}

.contact-form label {
  display: grid;
  gap: 10px;
  margin-bottom: 18px;
}

.contact-form span {
  color: rgba(246, 240, 229, 0.72);
  font-size: 13px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  min-height: 52px;
  padding: 14px 16px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 14px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.06);
}

.contact-form select option {
  color: var(--ink);
}

.contact-form textarea {
  min-height: 130px;
  resize: vertical;
}

.contact-form button {
  width: 100%;
  min-height: 56px;
  border: 0;
  border-radius: 999px;
  color: var(--ink);
  background: var(--green);
  cursor: pointer;
  font-weight: 800;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 28px;
  padding: 46px max(24px, calc((100vw - var(--max)) / 2));
  border-top: 1px solid var(--line);
  color: rgba(246, 240, 229, 0.68);
  background: var(--ink);
}

.site-footer strong {
  color: var(--text);
}

.site-footer p {
  margin-bottom: 4px;
}

.floating-contact {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 90;
  display: grid;
  gap: 8px;
}

.floating-contact a,
.floating-contact button {
  display: grid;
  min-width: 76px;
  min-height: 58px;
  place-items: center;
  padding: 10px 14px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 18px;
  color: var(--text);
  background: rgba(9, 11, 12, 0.7);
  backdrop-filter: blur(14px);
  cursor: pointer;
  font: inherit;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.floating-contact a:hover,
.floating-contact a:focus-visible,
.floating-contact button:hover,
.floating-contact button:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(141, 255, 156, 0.46);
  background: rgba(9, 11, 12, 0.88);
  outline: 0;
}

.floating-contact span {
  color: var(--green);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.floating-contact strong {
  font-size: 13px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 700ms ease, transform 700ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes float {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }
  50% {
    transform: translate3d(18px, -22px, 0) scale(1.05);
  }
}

@keyframes marquee {
  to {
    transform: translateX(-50%);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 980px) {
  .site-header {
    inset: 12px 12px auto;
    border-radius: 24px;
  }

  .desktop-nav,
  .header-cta {
    display: none;
  }

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

  .mobile-nav {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    display: grid;
    min-width: 180px;
    padding: 10px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    border-radius: 20px;
    background: rgba(9, 11, 12, 0.92);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity 180ms ease, transform 180ms ease;
  }

  .site-header.menu-open .mobile-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .mobile-nav a {
    min-height: 44px;
    padding: 12px 14px;
    border-radius: 14px;
    color: rgba(246, 240, 229, 0.86);
    font-weight: 700;
  }

  .mobile-nav a:hover,
  .mobile-nav a:focus-visible {
    color: var(--ink);
    background: var(--green);
    outline: 0;
  }

  .brand {
    min-width: 0;
  }

  .hero,
  .section-head,
  .split-head,
  .global-section,
  .contact-section {
    grid-template-columns: 1fr;
  }

  .hero {
    gap: 34px;
    padding-top: 136px;
  }

  .hero-stage {
    min-height: 520px;
  }

  .section {
    padding: 82px 18px;
  }

  .section-head,
  .split-head {
    gap: 22px;
    margin-bottom: 42px;
  }

  .work-grid,
  .stats-grid {
    grid-template-columns: 1fr;
  }

  .work-large,
  .work-wide {
    grid-column: auto;
    grid-row: auto;
  }

  .work-large .work-visual,
  .work-visual,
  .work-wide .work-visual {
    min-height: 360px;
  }

  .service-item {
    grid-template-columns: 48px 1fr;
    gap: 12px 18px;
    padding: 22px 0;
  }

  .service-item em,
  .service-item b {
    grid-column: 2;
  }

  .global-section > div:first-child,
  .contact-copy,
  .contact-form {
    margin-inline: 0;
  }

  .contact-form {
    width: 100%;
  }

  .site-footer {
    display: grid;
  }
}

@media (max-width: 560px) {
  .site-header {
    padding: 10px;
  }

  .brand small,
  .lang-toggle span:first-child,
  .lang-toggle i {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-inline: 18px;
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-stage {
    min-height: 430px;
    border-radius: 22px;
  }

  .card-a {
    left: 18px;
    top: 240px;
  }

  .card-b {
    right: 18px;
    top: 76px;
  }

  .section-kicker {
    font-size: 11px;
  }

  .map-card {
    min-height: 360px;
  }

  .floating-contact {
    right: 14px;
    bottom: 14px;
  }
}

/* ============================================================
   观点列表页（insights.html）
   ============================================================ */

/* 页面 Banner：深色背景，呼应首页 hero */
.page-banner {
  max-width: var(--max);
  min-height: 64vh;
  margin: 0 auto;
  padding: 176px 24px 88px;
  position: relative;
}

.page-banner::before {
  position: absolute;
  inset: 0 24px auto;
  height: 480px;
  pointer-events: none;
  content: "";
  background:
    radial-gradient(circle at 78% 30%, rgba(141, 255, 156, 0.2), transparent 34%),
    radial-gradient(circle at 12% 12%, rgba(255, 255, 255, 0.08), transparent 30%);
  filter: blur(18px);
}

.page-banner-inner {
  position: relative;
  max-width: 880px;
}

.page-banner-inner h1 {
  margin-bottom: 32px;
}

.page-banner-inner h1 span {
  display: block;
  margin-top: 18px;
  color: var(--green);
  font-family: "Noto Sans SC", sans-serif;
  font-size: clamp(24px, 3.4vw, 46px);
  letter-spacing: -0.05em;
}

.page-banner-lead {
  max-width: 600px;
  color: rgba(246, 240, 229, 0.78);
  font-size: 18px;
}

/* 观点列表页的区块统一用 warm 浅色背景 + ink 深色文字 */
.featured-section,
.article-list-section {
  color: var(--ink);
  background: var(--warm);
}

.featured-section .section-kicker,
.article-list-section .section-kicker {
  color: var(--green-deep);
}

.article-list-section .section-head p {
  color: rgba(9, 11, 12, 0.66);
}

/* 视觉隐藏（仅给屏幕阅读器） */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}

/* 精选头条大卡 */
.featured-card {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 0;
  max-width: var(--max);
  overflow: hidden;
  border-radius: 30px;
  background: #d9d0c0;
  box-shadow: 0 30px 70px rgba(9, 11, 12, 0.16);
  transition: transform 280ms ease, box-shadow 280ms ease;
}

.featured-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 40px 90px rgba(9, 11, 12, 0.24);
}

.featured-visual {
  position: relative;
  min-height: 440px;
  overflow: hidden;
  background: #14211c;
}

.featured-visual::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, transparent 70%, rgba(217, 208, 192, 0.18));
}

.featured-visual img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.06);
  transition: transform 600ms ease;
}

.featured-card:hover .featured-visual img {
  transform: scale(1.05);
}

.featured-info {
  display: grid;
  align-content: center;
  gap: 14px;
  padding: 44px;
}

.featured-info h3 {
  margin: 0;
  font-size: clamp(26px, 3.2vw, 44px);
  letter-spacing: -0.04em;
  line-height: 1.05;
}

.featured-excerpt {
  color: rgba(9, 11, 12, 0.62);
  font-size: 16px;
}

.read-more {
  margin-top: 6px;
  color: var(--green-deep);
  font-weight: 700;
  font-size: 14px;
  transition: gap 200ms ease;
}

.featured-card:hover .read-more {
  letter-spacing: 0.02em;
}

/* 通用分类标签（深色区块用） */
.tag {
  display: inline-block;
  justify-self: start;
  padding: 6px 12px;
  border: 1px solid rgba(9, 11, 12, 0.18);
  border-radius: 999px;
  color: var(--green-deep);
  background: rgba(141, 255, 156, 0.18);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
}

/* 文章卡片网格 */
.article-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: var(--max);
}

.article-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-radius: 24px;
  background: #d9d0c0;
  box-shadow: 0 24px 54px rgba(9, 11, 12, 0.1);
  transition: transform 260ms ease, box-shadow 260ms ease;
}

.article-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 34px 70px rgba(9, 11, 12, 0.18);
}

.article-visual {
  position: relative;
  min-height: 220px;
  overflow: hidden;
  background: #14211c;
}

.article-visual img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.06);
  transform: scale(1.02);
  transition: transform 600ms ease;
}

.article-card:hover .article-visual img {
  transform: scale(1.07);
}

.article-info {
  display: grid;
  gap: 10px;
  padding: 24px;
}

.article-info h3 {
  margin: 0;
  font-size: clamp(18px, 2vw, 22px);
  letter-spacing: -0.03em;
  line-height: 1.2;
}

.article-info p {
  color: rgba(9, 11, 12, 0.6);
  font-size: 14px;
}

/* 通用卡片元信息 */
.card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: auto;
  padding-top: 10px;
  border-top: 1px solid rgba(9, 11, 12, 0.1);
  color: rgba(9, 11, 12, 0.5);
  font-size: 12px;
  letter-spacing: 0.04em;
}

/* 底部引导咨询带 */
.cta-band {
  color: var(--text);
  background: var(--ink);
}

.cta-inner {
  max-width: 760px;
  margin-inline: auto;
  text-align: center;
}

.cta-inner h2 {
  color: var(--text);
}

.cta-inner p {
  margin-bottom: 32px;
  color: rgba(246, 240, 229, 0.7);
}

.cta-inner .header-cta {
  display: inline-flex;
  min-height: 52px;
  padding: 0 32px;
  font-size: 15px;
}

/* 列表页响应式 */
@media (max-width: 980px) {
  .page-banner {
    min-height: auto;
    padding: 140px 18px 64px;
  }

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

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

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

@media (max-width: 560px) {
  .featured-info {
    padding: 28px;
  }

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

/* ============================================================
   观点文章详情页（insights/post-N.html）
   ============================================================ */

.article-page {
  color: var(--text);
  background: var(--ink);
}

.article-shell {
  max-width: 760px;
  margin: 0 auto;
  padding: 160px 24px 100px;
}

/* 文章头部 */
.article-header {
  margin-bottom: 40px;
}

.back-link {
  display: inline-block;
  margin-bottom: 28px;
  color: rgba(246, 240, 229, 0.6);
  font-size: 13px;
  transition: color 180ms ease;
}

.back-link:hover,
.back-link:focus-visible {
  color: var(--green);
  outline: 0;
}

.article-header .tag {
  border-color: rgba(141, 255, 156, 0.3);
  background: rgba(141, 255, 156, 0.12);
  color: var(--green);
}

.article-header h1 {
  margin: 20px 0 18px;
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1.04;
  letter-spacing: -0.04em;
}

.article-lede {
  max-width: 640px;
  color: rgba(246, 240, 229, 0.72);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.5;
}

.article-byline {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  color: rgba(246, 240, 229, 0.5);
  font-size: 13px;
  letter-spacing: 0.04em;
}

/* 封面大图 */
.article-cover {
  margin: 0 0 48px;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.article-cover img {
  display: block;
  width: 100%;
  max-height: 480px;
  object-fit: cover;
  filter: saturate(0.96) contrast(1.05);
}

/* 正文阅读排版 */
.article-body {
  color: rgba(246, 240, 229, 0.86);
  font-size: 18px;
  line-height: 1.78;
}

.article-body > * + * {
  margin-top: 24px;
}

.article-body h2 {
  margin-top: 52px;
  margin-bottom: 4px;
  font-size: clamp(24px, 3.4vw, 32px);
  color: var(--text);
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.article-body h3 {
  margin-top: 40px;
  margin-bottom: 4px;
  font-size: clamp(20px, 2.6vw, 24px);
  color: var(--text);
  letter-spacing: -0.02em;
}

.article-body strong {
  color: var(--text);
  font-weight: 700;
}

.article-body a {
  color: var(--green);
  border-bottom: 1px solid rgba(141, 255, 156, 0.4);
  transition: border-color 180ms ease;
}

.article-body a:hover,
.article-body a:focus-visible {
  border-bottom-color: var(--green);
  outline: 0;
}

.article-body ul,
.article-body ol {
  padding-left: 24px;
}

.article-body ul li,
.article-body ol li {
  margin-top: 10px;
}

.article-body ul li::marker {
  color: var(--green);
}

.article-body blockquote {
  margin: 36px 0;
  padding: 8px 0 8px 28px;
  border-left: 3px solid var(--green);
}

.article-body blockquote p {
  margin: 0;
  color: var(--text);
  font-size: clamp(20px, 2.6vw, 26px);
  font-weight: 500;
  line-height: 1.4;
  letter-spacing: -0.01em;
}

.article-body figure {
  margin: 40px 0;
}

.article-body figure img {
  display: block;
  width: 100%;
  border-radius: 18px;
  object-fit: cover;
}

.article-body figcaption {
  margin-top: 12px;
  color: rgba(246, 240, 229, 0.48);
  font-size: 13px;
  text-align: center;
}

.article-outro {
  margin-top: 48px !important;
  padding-top: 28px;
  border-top: 1px solid var(--line);
  color: var(--text);
  font-size: 19px;
  font-weight: 500;
}

/* 文章底部：上一篇 / 下一篇 */
.article-foot {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--line);
}

.article-foot a {
  display: grid;
  gap: 8px;
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  transition: border-color 180ms ease, background 180ms ease, transform 180ms ease;
}

.article-foot a:hover,
.article-foot a:focus-visible {
  border-color: rgba(141, 255, 156, 0.4);
  background: rgba(141, 255, 156, 0.06);
  transform: translateY(-2px);
  outline: 0;
}

.article-foot span {
  color: rgba(246, 240, 229, 0.5);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.article-foot strong {
  font-size: 16px;
  font-weight: 600;
}

.article-foot .foot-next {
  text-align: right;
}

/* 文章页响应式 */
@media (max-width: 980px) {
  .article-shell {
    padding: 140px 18px 80px;
  }
}

@media (max-width: 560px) {
  .article-foot {
    grid-template-columns: 1fr;
  }

  .article-foot .foot-next {
    text-align: left;
  }

  .article-body {
    font-size: 17px;
  }
}

/* ============================================================
   咨询表单提交状态提示
   ============================================================ */
.form-status {
  margin-bottom: 18px;
  padding: 14px 16px;
  border-radius: 14px;
  font-size: 14px;
  font-weight: 500;
  line-height: 1.4;
}

.form-status.is-success {
  color: var(--green-deep);
  background: rgba(141, 255, 156, 0.22);
  border: 1px solid rgba(141, 255, 156, 0.4);
}

.form-status.is-error {
  color: #ffb3b3;
  background: rgba(255, 80, 80, 0.14);
  border: 1px solid rgba(255, 120, 120, 0.36);
}

.contact-form button:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ============================================================
   中英文切换按钮：当前语言高亮
   ============================================================ */
.lang-toggle span.lang-active {
  color: var(--green);
  font-weight: 700;
}