/* ==========================================================================
   WPorder 蓝狮开源 — 官网改版首页
   Design: 白底 · 钴蓝 · 中文衬线标题
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --paper: #FFFFFF;
  --paper-2: #F7F9FE;
  --white: #FFFFFF;
  --ink: #0A1020;
  --ink-2: #33405A;
  --muted: #68758A;
  --line: #E4E9F2;
  --line-strong: #C9D3E4;
  --blue: #1B46FF;
  --blue-deep: #0C2EDB;
  --blue-soft: #EEF2FF;
  --tint: #F3F6FD;
  --serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", serif;
  --sans: "Inter", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --ease: cubic-bezier(.22, .61, .36, 1);
  --shadow-sm: 0 1px 2px rgba(10, 16, 32, .04), 0 8px 24px -12px rgba(10, 16, 32, .18);
  --shadow-md: 0 2px 6px rgba(10, 16, 32, .04), 0 30px 60px -30px rgba(10, 16, 32, .28);
  --container: 1280px;
  --gutter: clamp(20px, 5vw, 56px);
  --radius: 4px;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; height: auto; }
a { color: inherit; text-decoration: none; }
p { margin: 0; }
ul, ol, dl, dd, figure, blockquote { margin: 0; padding: 0; }
li { list-style: none; }
h1, h2, h3, h4 { margin: 0; font-weight: 500; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
::selection { background: var(--blue); color: #fff; }

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

.skip-link {
  position: fixed; top: 10px; left: 10px; z-index: 200;
  padding: 10px 18px; background: var(--ink); color: #fff;
  transform: translateY(-200%);
}
.skip-link:focus { transform: none; }

.grain {
  position: fixed; inset: 0; z-index: 90; pointer-events: none;
  opacity: .018; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ---------- Type ---------- */
.display {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(2.45rem, 4.35vw, 4rem);
  line-height: 1.18;
  letter-spacing: -0.02em;
}
.display-2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.9rem, 3.1vw, 3rem);
  line-height: 1.3;
  letter-spacing: -0.015em;
}
.display-3 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.4rem, 2vw, 1.9rem);
  line-height: 1.4;
}
.body-lg { font-size: clamp(1.02rem, 1.25vw, 1.16rem); line-height: 1.9; color: var(--ink-2); }

.mark {
  position: relative;
  color: var(--blue);
  white-space: nowrap;
}
.mark::after {
  content: "";
  position: absolute;
  left: -2%; right: -2%; bottom: .02em;
  height: .18em;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 18' preserveAspectRatio='none'%3E%3Cpath d='M2 13C45 5 122 3 198 8' fill='none' stroke='%231B46FF' stroke-width='4' stroke-linecap='round' opacity='.28'/%3E%3C/svg%3E") center / 100% 100% no-repeat;
  z-index: -1;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--ink-2);
}
.pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 0 rgba(27, 70, 255, .45);
  animation: pulse 2.6s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(27, 70, 255, .35); }
  70% { box-shadow: 0 0 0 9px rgba(27, 60, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(27, 60, 255, 0); }
}

/* ---------- Buttons ---------- */
.btn {
  --btn-bg: transparent;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 15px 26px;
  border: 1px solid transparent;
  border-radius: 2px;
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: .01em;
  line-height: 1;
  transition: background .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), transform .35s var(--ease);
}
.btn svg {
  width: 16px; height: 16px;
  fill: none; stroke: currentColor; stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform .35s var(--ease);
}
.btn:hover svg { transform: translateX(4px); }
.btn--primary { background: var(--blue); color: var(--white); border-color: var(--blue); }
.btn--primary:hover { background: var(--blue-deep); border-color: var(--blue-deep); }
.btn--ghost { border-color: var(--line-strong); color: var(--ink); }
.btn--ghost:hover { border-color: var(--ink); background: var(--blue-soft); }
.btn--sm { padding: 11px 18px; font-size: .85rem; }
.btn--lg { padding: 18px 30px; }
.btn--block { width: 100%; padding: 18px 24px; }

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  font-weight: 500;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--line-strong);
  transition: color .3s var(--ease), border-color .3s var(--ease);
}
.text-link svg {
  width: 15px; height: 15px;
  fill: none; stroke: currentColor; stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform .3s var(--ease);
}
.text-link:hover { color: var(--blue); border-color: var(--blue); }
.text-link:hover svg { transform: translateX(3px); }

/* ---------- Header ---------- */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background .4s var(--ease), border-color .4s var(--ease), backdrop-filter .4s var(--ease);
}
.site-header.is-scrolled {
  background: rgba(255, 255, 255, .88);
  border-bottom-color: var(--line);
  backdrop-filter: blur(16px) saturate(1.1);
  -webkit-backdrop-filter: blur(16px) saturate(1.1);
}
.header-inner {
  display: flex;
  align-items: center;
  gap: 32px;
  height: 84px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; flex: none; }
.brand img { width: 38px; height: auto; }
.brand-text { display: flex; flex-direction: column; line-height: 1.15; }
.brand-text strong {
  font-family: var(--serif);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .06em;
}
.brand-text em {
  font-style: normal;
  font-size: 8.5px;
  letter-spacing: .22em;
  color: var(--muted);
  margin-top: 5px;
}
.nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 2.2vw, 34px);
  margin-left: auto;
}
.nav a {
  position: relative;
  font-size: .9rem;
  color: var(--ink-2);
  padding: 6px 0;
  transition: color .3s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--blue);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform .4s var(--ease);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { transform: scaleX(1); transform-origin: left; }
.header-actions { display: flex; align-items: center; gap: 18px; flex: none; }
.lang {
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--muted);
  padding: 6px;
  transition: color .3s var(--ease);
}
.lang:hover { color: var(--blue); }
.menu-toggle {
  display: none;
  width: 40px; height: 40px;
  margin-right: -8px;
  background: none; border: 0;
  position: relative;
}
.menu-toggle span {
  position: absolute; left: 9px; right: 9px; height: 1.5px;
  background: var(--ink);
  transition: transform .35s var(--ease), top .35s var(--ease);
}
.menu-toggle span:nth-child(1) { top: 16px; }
.menu-toggle span:nth-child(2) { top: 23px; }
body.menu-open .menu-toggle span:nth-child(1) { top: 20px; transform: rotate(45deg); }
body.menu-open .menu-toggle span:nth-child(2) { top: 20px; transform: rotate(-45deg); }

/* mobile nav — sibling of .site-header, never inside it: the scrolled header's backdrop-filter
   would become the containing block of this position:fixed panel and collapse its height */
.mobile-nav {
  position: fixed;
  inset: 84px 0 0;
  z-index: 99;
  background: var(--paper);
  padding: 28px var(--gutter) 40px;
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(-8px);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
  overflow-y: auto;
}
.mobile-nav.is-open { opacity: 1; transform: none; }
.mobile-nav[hidden] { display: none; }
.mobile-nav nav { display: flex; flex-direction: column; }
.mobile-nav nav a {
  display: flex; align-items: baseline; gap: 16px;
  font-family: var(--serif);
  font-size: clamp(1.6rem, 6vw, 2.2rem);
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.mobile-nav nav a span {
  font-family: var(--sans);
  font-size: 10px;
  letter-spacing: .18em;
  color: var(--blue);
}
.mobile-nav-foot {
  margin-top: auto;
  padding-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  font-size: .9rem;
  color: var(--muted);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-top: 150px;
  padding-bottom: clamp(40px, 6vw, 80px);
  overflow: hidden;
}
.hero::before {
  content: "";
  position: absolute;
  top: 4%; right: -10%;
  width: 55vw; height: 55vw;
  max-width: 780px; max-height: 780px;
  background: radial-gradient(circle, rgba(27, 70, 255, .12) 0%, rgba(27, 70, 255, .05) 38%, transparent 68%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr);
  align-items: center;
  gap: clamp(24px, 4vw, 64px);
  position: relative;
}
.hero-copy .eyebrow { margin-bottom: 30px; }
.hero-copy .display { margin-bottom: 30px; }
.hero-copy .lead {
  max-width: 33em;
  font-size: clamp(1rem, 1.15vw, 1.1rem);
  line-height: 1.95;
  color: var(--ink-2);
}
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 38px;
}
.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 34px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  font-size: .82rem;
  color: var(--muted);
}
.hero-points li { display: flex; align-items: center; gap: 8px; }
.hero-points li::before {
  content: "";
  width: 5px; height: 5px;
  background: var(--blue);
  transform: rotate(45deg);
}

/* hero visual */
.hero-visual {
  position: relative;
  aspect-ratio: 1 / 1.02;
  min-height: 420px;
}
.visual-glow {
  position: absolute;
  inset: 6% 0 8% 6%;
  background:
    radial-gradient(60% 55% at 60% 35%, rgba(27, 70, 255, .16), transparent 70%),
    radial-gradient(45% 45% at 20% 75%, rgba(27, 70, 255, .07), transparent 70%);
  filter: blur(10px);
}
.visual-grid {
  position: absolute;
  inset: 8% 2% 10% 8%;
  background-image:
    linear-gradient(to right, rgba(10, 16, 32, .055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(10, 16, 32, .055) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 55% 45%, #000 20%, transparent 72%);
  -webkit-mask-image: radial-gradient(circle at 55% 45%, #000 20%, transparent 72%);
  opacity: .7;
}
.shot {
  position: absolute;
  margin: 0;
  background: #fff;
  border: 1px solid rgba(10, 16, 32, .09);
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 40px 80px -36px rgba(10, 16, 32, .38), 0 2px 6px rgba(10, 16, 32, .05);
  transition: transform .8s var(--ease);
  will-change: transform;
}
.shot-bar {
  display: flex;
  align-items: center;
  gap: 10px;
  height: 34px;
  padding: 0 12px;
  background: #FBFCFE;
  border-bottom: 1px solid rgba(10, 16, 32, .07);
}
.shot-dots { display: flex; gap: 4px; }
.shot-dots i { width: 6px; height: 6px; border-radius: 50%; background: #D5DCEA; }
.shot-url {
  font-size: 9.5px;
  letter-spacing: .04em;
  color: #7C879B;
  background: #F0F3FA;
  border-radius: 100px;
  padding: 2px 10px;
}
.shot-tag {
  margin-left: auto;
  font-size: 8.5px;
  letter-spacing: .14em;
  color: var(--blue);
  text-transform: uppercase;
}
.shot img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}
.shot--main {
  width: 84%;
  right: -2%;
  top: 14%;
  transform: rotate(-1.6deg) translate3d(calc(var(--px, 0) * -8px), calc(var(--py, 0) * -6px), 0);
  animation: float-a 10s ease-in-out infinite;
}
.shot--sub {
  width: 46%;
  left: -4%;
  bottom: 5%;
  transform: rotate(2deg) translate3d(calc(var(--px, 0) * 10px), calc(var(--py, 0) * 8px), 0);
  animation: float-b 12s ease-in-out infinite;
  z-index: 2;
}
@keyframes float-a {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 -10px; }
}
@keyframes float-b {
  0%, 100% { translate: 0 0; }
  50% { translate: 0 9px; }
}

.float-card {
  position: absolute;
  z-index: 3;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 16px;
  background: rgba(255, 255, 255, .82);
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 4px;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition: transform .8s var(--ease);
}
.float-card strong {
  display: block;
  font-size: .78rem;
  font-weight: 600;
  line-height: 1.3;
}
.float-card em {
  display: block;
  font-style: normal;
  font-size: .68rem;
  color: var(--muted);
  letter-spacing: .02em;
}
.float-card--a {
  left: 0;
  top: 5%;
  transform: translate3d(calc(var(--px, 0) * 14px), calc(var(--py, 0) * 10px), 0);
}
.float-card--b {
  right: 1%;
  bottom: 3%;
  transform: translate3d(calc(var(--px, 0) * 20px), calc(var(--py, 0) * 14px), 0);
}
.float-icon {
  display: grid; place-items: center;
  width: 34px; height: 34px;
  background: var(--blue-soft);
  color: var(--blue);
  border-radius: 2px;
}
.float-icon svg { width: 17px; height: 17px; fill: currentColor; }
.score {
  font-family: var(--sans);
  font-size: 1.55rem;
  font-weight: 600;
  letter-spacing: -.04em;
  color: var(--blue);
  line-height: 1;
}
.visual-caption {
  position: absolute;
  left: 4%;
  bottom: 0;
  font-size: .68rem;
  letter-spacing: .08em;
  color: var(--muted);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: clamp(48px, 6vw, 84px);
  border-top: 1px solid var(--line);
}
.hero-metrics > div {
  padding: 26px 26px 0 0;
  display: flex;
  flex-direction: column-reverse;
  gap: 6px;
}
.hero-metrics > div + div { padding-left: 26px; border-left: 1px solid var(--line); }
.hero-metrics dd {
  font-size: clamp(1.9rem, 2.8vw, 2.6rem);
  font-weight: 500;
  letter-spacing: -.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.hero-metrics dd sup { font-size: .5em; color: var(--blue); margin-left: 2px; vertical-align: super; }
.hero-metrics dd .unit { font-style: normal; font-size: .38em; color: var(--blue); margin-left: 4px; letter-spacing: 0; vertical-align: .18em; }
.hero-metrics dt {
  font-size: .76rem;
  color: var(--muted);
  letter-spacing: .02em;
}

/* ---------- Clients ---------- */
.clients {
  padding: 34px 0 30px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--paper-2);
}
.clients-label {
  font-size: 10.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 18px;
}
.marquee { overflow: hidden; position: relative; }
.marquee::before, .marquee::after {
  content: "";
  position: absolute;
  top: 0; bottom: 0;
  width: min(12vw, 120px);
  z-index: 2;
  pointer-events: none;
}
.marquee::before { left: 0; background: linear-gradient(to right, var(--paper-2), transparent); }
.marquee::after { right: 0; background: linear-gradient(to left, var(--paper-2), transparent); }
.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee 42s linear infinite;
}
.marquee:hover .marquee-track { animation-play-state: paused; }
.marquee-list {
  display: flex;
  align-items: center;
  gap: clamp(48px, 6vw, 88px);
  padding-right: clamp(48px, 6vw, 88px);
}
.marquee-list li { display: flex; align-items: center; }
.marquee-list img {
  height: 32px;
  width: auto;
  max-width: 170px;
  object-fit: contain;
  filter: grayscale(1) contrast(.85);
  opacity: .62;
  transition: opacity .3s var(--ease), filter .3s var(--ease);
}
.marquee-list img:hover { opacity: .95; filter: grayscale(0); }
@keyframes marquee {
  to { transform: translateX(-50%); }
}

/* ---------- Sections ---------- */
.section { padding: clamp(56px, 7.2vw, 104px) 0; position: relative; }
.section-head { margin-bottom: clamp(40px, 5vw, 68px); }
.section-head .display-2 { margin-top: 22px; max-width: 18em; }
.section-index {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 10.5px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--muted);
}
.section-index span {
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}
.section-index::after {
  content: "";
  width: 42px; height: 1px;
  background: var(--line-strong);
}
.section-head--split {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 40px;
}
.section-head--split .display-2 { max-width: 16em; }
.section-intro {
  max-width: 30em;
  font-size: .95rem;
  line-height: 1.85;
  color: var(--muted);
}

/* ---------- Manifesto ---------- */
.manifesto { padding-top: clamp(80px, 9vw, 120px); }
.manifesto-body {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(0, .75fr);
  gap: clamp(40px, 7vw, 110px);
  padding-top: clamp(12px, 2vw, 24px);
  border-top: 1px solid var(--line);
}
.manifesto-text { padding-top: 34px; }
.manifesto-text p + p { margin-top: 22px; }
.manifesto-text > p:not(.body-lg):not(.signature) {
  font-size: .98rem;
  line-height: 1.95;
  color: var(--ink-2);
  max-width: 40em;
}
.signature {
  margin-top: 38px;
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding-top: 22px;
  border-top: 1px solid var(--line);
  max-width: 32em;
}
.signature span {
  font-family: var(--serif);
  font-size: 1.05rem;
  letter-spacing: .04em;
}
.signature em {
  font-style: normal;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.manifesto-aside {
  padding-top: 34px;
  display: flex;
  flex-direction: column;
  gap: 34px;
}
.coord {
  padding: 22px;
  background: var(--white);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.coord::after {
  content: "";
  position: absolute;
  right: -30px; bottom: -30px;
  width: 120px; height: 120px;
  border: 1px solid var(--line);
  border-radius: 50%;
}
.coord-label { display: block; font-size: 10px; letter-spacing: .2em; color: var(--muted); text-transform: uppercase; margin-bottom: 10px; }
.coord strong {
  display: block;
  font-size: .95rem;
  font-weight: 500;
  letter-spacing: .06em;
  line-height: 1.6;
  font-variant-numeric: tabular-nums;
}
.coord > span:last-child { display: block; margin-top: 10px; font-size: .8rem; color: var(--muted); }
.aside-list { display: flex; flex-direction: column; gap: 18px; }
.aside-list > div { padding-top: 14px; border-top: 1px solid var(--line); }
.aside-list dt { font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.aside-list dd { font-size: .88rem; color: var(--ink-2); line-height: 1.7; }

.principles {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(24px, 4vw, 56px);
  margin-top: clamp(56px, 7vw, 96px);
  border-top: 1px solid var(--line);
}
.principles li { padding-top: 26px; }
.principle-no {
  display: block;
  font-family: var(--serif);
  font-size: .95rem;
  color: var(--blue);
  margin-bottom: 18px;
}
.principles h3 {
  font-family: var(--serif);
  font-size: clamp(1.2rem, 1.6vw, 1.5rem);
  font-weight: 500;
  margin-bottom: 10px;
}
.principles p { font-size: .9rem; line-height: 1.85; color: var(--muted); }

/* ---------- Services ---------- */
.services {
  background: var(--tint);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.service-list { border-top: 1px solid var(--line-strong); }
.service {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1.05fr) minmax(0, .95fr) 56px;
  align-items: center;
  gap: clamp(18px, 3vw, 48px);
  padding: 34px 0;
  border-bottom: 1px solid var(--line);
  transition: background .4s var(--ease), padding .4s var(--ease);
}
.service:hover { background: var(--white); }
.service-no {
  font-size: .78rem;
  letter-spacing: .12em;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  transition: color .3s var(--ease);
}
.service:hover .service-no { color: var(--blue); }
.service-title h3 {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2vw, 1.85rem);
  font-weight: 500;
  line-height: 1.35;
  margin-bottom: 8px;
  letter-spacing: -.01em;
}
.service-title p { font-size: .88rem; color: var(--muted); line-height: 1.8; max-width: 28em; }
.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-content: flex-start;
}
.service-tags li {
  font-size: .72rem;
  letter-spacing: .03em;
  color: var(--ink-2);
  padding: 5px 10px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  white-space: nowrap;
}
.service-arrow {
  display: grid;
  place-items: center;
  width: 44px; height: 44px;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  justify-self: end;
  transition: background .35s var(--ease), border-color .35s var(--ease), color .35s var(--ease), transform .35s var(--ease);
}
.service-arrow svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.4; stroke-linecap: round; stroke-linejoin: round; }
.service:hover .service-arrow { background: var(--blue); border-color: var(--blue); color: #fff; transform: rotate(45deg); }

/* ---------- Work ---------- */
.work-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(32px, 4vw, 64px) clamp(20px, 2.5vw, 36px);
}
.work-card--lg { grid-column: span 7; }
.work-card--sm { grid-column: span 5; }
.work-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 10;
  background: var(--tint);
  overflow: hidden;
  border: 1px solid rgba(10, 16, 32, .06);
}
.work-media--cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform .9s var(--ease);
}
.work-media--contain img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 7%;
  filter: drop-shadow(0 22px 34px rgba(10, 16, 32, .11));
  transition: transform .9s var(--ease);
}
.work-media--tint { background: #E9EFFA; }
.work-card--sm .work-media { aspect-ratio: 4 / 3.2; }
.work-card:hover .work-media img { transform: scale(1.035); }
.work-view {
  position: absolute;
  inset: auto 16px 16px auto;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  background: var(--ink);
  color: #fff;
  font-size: .75rem;
  letter-spacing: .04em;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .4s var(--ease), transform .4s var(--ease);
}
.work-view svg { width: 13px; height: 13px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.work-card:hover .work-view { opacity: 1; transform: none; }
.work-meta { padding-top: 20px; }
.work-kicker {
  font-size: 10px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 8px;
}
.work-meta h3 {
  font-family: var(--serif);
  font-size: clamp(1.3rem, 1.8vw, 1.7rem);
  font-weight: 500;
  line-height: 1.3;
}
.work-meta > p { margin-top: 8px; font-size: .87rem; color: var(--muted); line-height: 1.8; max-width: 34em; }
.work-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.work-tags li {
  font-size: .7rem;
  color: var(--ink-2);
  padding: 3px 9px;
  border: 1px solid var(--line);
  border-radius: 100px;
}

/* ---------- Craft ---------- */
.craft {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  overflow: hidden;
}
.craft-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.craft-copy .display-2 { margin: 22px 0 30px; }
.craft-copy .body-lg { max-width: 32em; }
.craft-list { margin-top: 36px; border-top: 1px solid var(--line); }
.craft-list li {
  display: grid;
  grid-template-columns: 2.4rem 1fr;
  gap: 12px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}
.craft-list li > span {
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--blue);
  padding-top: 5px;
  font-variant-numeric: tabular-nums;
}
.craft-list strong { display: block; font-size: .95rem; font-weight: 500; }
.craft-list p { font-size: .84rem; color: var(--muted); line-height: 1.75; margin-top: 3px; max-width: 30em; }

.craft-visual { position: relative; }
.editor {
  position: relative;
  background: #12161D;
  border-radius: 6px;
  box-shadow: 0 40px 80px -40px rgba(10, 16, 32, .55), 0 2px 0 rgba(255, 255, 255, .06) inset;
  overflow: hidden;
  color: #C6CCD6;
  font-size: 11px;
  transform: perspective(1600px) rotateY(-4deg) rotateX(2deg);
  transform-origin: right center;
  transition: transform .8s var(--ease);
}
.editor:hover { transform: perspective(1600px) rotateY(0deg) rotateX(0deg); }
.editor-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 11px 16px;
  background: #0C1015;
  border-bottom: 1px solid rgba(255, 255, 255, .07);
}
.editor-dots { display: flex; gap: 6px; }
.editor-dots i { width: 9px; height: 9px; border-radius: 50%; background: rgba(255, 255, 255, .14); }
.editor-title { font-size: 10.5px; letter-spacing: .06em; color: #8C94A3; }
.editor-badge {
  margin-left: auto;
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: #9FB0FF;
  border: 1px solid rgba(159, 176, 255, .3);
  padding: 3px 8px;
  border-radius: 100px;
}
.editor-body { display: grid; grid-template-columns: 52px minmax(0, 1fr) 178px; min-height: 430px; }
.editor-rail {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
  padding: 18px 0;
  border-right: 1px solid rgba(255, 255, 255, .06);
  background: #0E1218;
}
.rail-btn {
  width: 20px; height: 20px;
  border: 1px solid rgba(255, 255, 255, .16);
  border-radius: 3px;
  position: relative;
}
.rail-btn--active { background: #2A3C7A; border-color: #4058B8; }
.rail-btn--sep { margin-top: 8px; border-style: dashed; opacity: .5; }
.editor-canvas { padding: 20px 22px; background: #F6F8FD; overflow: hidden; }
.canvas-block {
  position: relative;
  border: 1px solid transparent;
  padding: 16px;
  margin-bottom: 4px;
  background: #fff;
  transition: border-color .2s;
}
.canvas-block.is-hover { border-color: #6E8CFF; box-shadow: 0 0 0 1px #6E8CFF; }
.block-label {
  position: absolute;
  top: -9px; left: 8px;
  background: #6E8CFF;
  color: #fff;
  font-size: 8px;
  letter-spacing: .08em;
  padding: 2px 6px;
  border-radius: 2px;
}
.block-add {
  position: absolute;
  left: 50%; bottom: -12px;
  transform: translateX(-50%);
  width: 22px; height: 22px;
  display: grid; place-items: center;
  background: #fff;
  border: 1px solid #6E8CFF;
  color: #6E8CFF;
  border-radius: 50%;
  font-size: 13px;
  line-height: 1;
  z-index: 2;
}
.ph { background: #E9EEF8; border-radius: 2px; }
.ph--eyebrow { width: 32%; height: 6px; margin-bottom: 14px; background: #D6E1FF; }
.ph--title { width: 82%; height: 15px; margin-bottom: 8px; background: #363E4C; }
.ph--title.short { width: 54%; }
.ph--text { width: 70%; height: 6px; margin-top: 12px; }
.ph--text.short { width: 42%; }
.ph-row { display: flex; gap: 8px; margin-top: 16px; }
.ph--btn { display: block; width: 74px; height: 22px; background: #1B3CFF; }
.ph--btn.ghost { background: transparent; border: 1px solid #C9D3E4; }
.canvas-block--hero { padding-bottom: 24px; }
.mini-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin-top: 8px; }
.mini-cards i { display: block; aspect-ratio: 4/3; background: #E4EAF6; }
.canvas-block--cards { padding-top: 20px; }
.canvas-block--text { margin-top: 10px; }
.editor-inspector {
  border-left: 1px solid rgba(255, 255, 255, .06);
  background: #0E1218;
  padding: 16px 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.insp-title { font-size: 9px; letter-spacing: .16em; text-transform: uppercase; color: #6D7688; }
.insp-field { display: flex; flex-direction: column; gap: 5px; font-size: 9px; color: #6D7688; }
.insp-field b { font-weight: 400; color: #C6CCD6; background: rgba(255, 255, 255, .04); border: 1px solid rgba(255, 255, 255, .07); padding: 6px 7px; border-radius: 2px; font-size: 9.5px; line-height: 1.4; }
.insp-thumb { display: block; height: 44px; background: #1C2430; border: 1px solid rgba(255, 255, 255, .07); border-radius: 2px; }
.insp-toggle { display: flex; align-items: center; justify-content: space-between; margin-top: 4px; font-size: 9px; color: #6D7688; }
.insp-toggle i { width: 26px; height: 14px; border-radius: 100px; background: #2A3C7A; position: relative; }
.insp-toggle i::after { content: ""; position: absolute; right: 2px; top: 2px; width: 10px; height: 10px; border-radius: 50%; background: #9FB0FF; }
.editor-ai {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: #0C1015;
  border-top: 1px solid rgba(255, 255, 255, .07);
  font-size: 10px;
  color: #8C94A3;
}
.ai-spark { color: #9FB0FF; font-size: 12px; }
.ai-dots { margin-left: auto; display: flex; gap: 4px; }
.ai-dots i { width: 4px; height: 4px; border-radius: 50%; background: #6E8CFF; animation: blink 1.4s infinite; }
.ai-dots i:nth-child(2) { animation-delay: .2s; }
.ai-dots i:nth-child(3) { animation-delay: .4s; }
@keyframes blink { 0%, 100% { opacity: .25; } 50% { opacity: 1; } }
.craft-note {
  margin-top: 18px;
  text-align: right;
  font-size: .7rem;
  letter-spacing: .08em;
  color: var(--muted);
}

/* ---------- Process ---------- */
.process-list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0 clamp(20px, 3vw, 40px);
  border-top: 1px solid var(--line-strong);
}
.process-list li { position: relative; padding: 26px 0 0; }
.process-no {
  font-size: .72rem;
  letter-spacing: .14em;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}
.process-line {
  height: 1px;
  background: var(--line);
  margin: 16px 0 22px;
  position: relative;
}
.process-line::before {
  content: "";
  position: absolute;
  left: 0; top: -2.5px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  transition: width .5s var(--ease);
}
.process-list h3 {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.5vw, 1.4rem);
  font-weight: 500;
  margin-bottom: 4px;
}
.process-time { font-size: .72rem; color: var(--blue); letter-spacing: .06em; margin-bottom: 14px; }
.process-list p:last-child { font-size: .85rem; color: var(--muted); line-height: 1.85; max-width: 24em; }

/* ---------- Band ---------- */
.band {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(75% 120% at 88% -20%, rgba(27, 70, 255, .55), transparent 62%),
    radial-gradient(60% 90% at 0% 120%, rgba(6, 14, 40, .95), transparent 65%),
    #060B18;
  color: #fff;
  padding: clamp(64px, 8vw, 110px) 0;
}
.band::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: linear-gradient(to right, rgba(255, 255, 255, .06) 1px, transparent 1px);
  background-size: 25% 100%;
  mask-image: linear-gradient(to bottom, transparent, #000 35%, transparent);
  -webkit-mask-image: linear-gradient(to bottom, transparent, #000 35%, transparent);
  pointer-events: none;
}
.band-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(40px, 6vw, 90px);
  align-items: center;
}
.band-quote p {
  font-family: var(--serif);
  font-size: clamp(1.5rem, 2.6vw, 2.4rem);
  line-height: 1.55;
  letter-spacing: -.01em;
}
.band-quote cite {
  display: block;
  margin-top: 22px;
  font-style: normal;
  font-size: .74rem;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .62);
}
.band-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px 40px;
}
.band-stats > div { border-top: 1px solid rgba(255, 255, 255, .22); padding-top: 16px; }
.band-stats dd {
  font-size: clamp(2rem, 3.4vw, 3rem);
  font-weight: 500;
  letter-spacing: -.03em;
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.band-stats dd sup { font-size: .45em; margin-left: 2px; color: rgba(255, 255, 255, .7); }
.band-stats dt {
  margin-top: 8px;
  font-size: .76rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, .66);
}

/* ---------- Voices ---------- */
.voice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.voice {
  margin: 0;
  background: var(--paper);
  padding: clamp(26px, 3.4vw, 46px);
  display: flex;
  flex-direction: column;
  gap: 26px;
  position: relative;
  transition: background .4s var(--ease);
}
.voice:hover { background: var(--white); }
.voice--feature blockquote { font-size: clamp(1.1rem, 1.55vw, 1.32rem); line-height: 1.9; }
.voice--feature { background: var(--tint); }
.voice--feature:hover { background: var(--blue-soft); }
.voice-mark {
  font-family: var(--serif);
  font-size: 4rem;
  line-height: .6;
  color: var(--blue);
  opacity: .35;
  height: 34px;
}
.voice blockquote {
  font-family: var(--serif);
  font-size: clamp(1rem, 1.2vw, 1.12rem);
  line-height: 1.95;
  color: var(--ink-2);
  flex: 1;
}
.voice--en blockquote { font-family: var(--sans); font-size: 1rem; line-height: 1.8; }
.voice figcaption { display: flex; align-items: center; gap: 13px; }
.voice figcaption img {
  width: 44px; height: 44px;
  border-radius: 50%;
  object-fit: cover;
  filter: grayscale(1);
}
.monogram {
  display: grid; place-items: center;
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--tint);
  font-family: var(--serif);
  color: var(--ink-2);
}
.voice figcaption span { display: flex; flex-direction: column; line-height: 1.45; }
.voice figcaption strong { font-size: .85rem; font-weight: 500; }
.voice figcaption em { font-style: normal; font-size: .74rem; color: var(--muted); }

/* ---------- FAQ ---------- */
.faq { background: var(--tint); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(40px, 6vw, 90px);
  align-items: start;
}
.faq-copy { position: sticky; top: 120px; }
.faq-copy .display-2 { margin: 22px 0 24px; }
.faq-copy .section-intro { margin-bottom: 26px; }
.faq-list { border-top: 1px solid var(--line-strong); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 0;
  cursor: pointer;
  list-style: none;
  font-family: var(--serif);
  font-size: clamp(1.02rem, 1.3vw, 1.18rem);
  font-weight: 500;
  line-height: 1.6;
  transition: color .3s var(--ease);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--blue); }
.faq-item summary i {
  position: relative;
  flex: none;
  width: 16px; height: 16px;
}
.faq-item summary i::before,
.faq-item summary i::after {
  content: "";
  position: absolute;
  background: currentColor;
  transition: transform .35s var(--ease), opacity .35s var(--ease);
}
.faq-item summary i::before { left: 0; right: 0; top: 7.5px; height: 1px; }
.faq-item summary i::after { top: 0; bottom: 0; left: 7.5px; width: 1px; }
.faq-item[open] summary i::after { transform: rotate(90deg); opacity: 0; }
.faq-answer { padding: 0 48px 24px 0; }
.faq-answer p { font-size: .9rem; line-height: 1.9; color: var(--muted); max-width: 42em; }

/* ---------- Contact ---------- */
.contact { background: var(--paper); }
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
  gap: clamp(40px, 6vw, 90px);
  align-items: start;
}
.contact-copy .display-2 { margin: 22px 0 24px; }
.contact-copy .body-lg { max-width: 26em; }
.contact-list { margin-top: 38px; border-top: 1px solid var(--line); }
.contact-list li {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: 4px 18px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}
.contact-list > li > span {
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
  grid-row: span 2;
}
.contact-list a, .contact-list p { font-size: .95rem; }
.contact-list a { transition: color .3s var(--ease); }
.contact-list a:hover { color: var(--blue); }
.contact-list p em { font-style: normal; font-size: .8rem; color: var(--muted); }
.wechat {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-top: 30px;
  padding: 18px;
  background: var(--white);
  border: 1px solid var(--line);
  max-width: 380px;
}
.wechat img { width: 92px; height: 92px; }
.wechat strong { display: block; font-size: .9rem; font-weight: 500; margin-bottom: 4px; }
.wechat p { font-size: .78rem; color: var(--muted); line-height: 1.65; }

.contact-card {
  background: var(--white);
  border: 1px solid var(--line);
  padding: clamp(24px, 3.4vw, 44px);
  box-shadow: var(--shadow-md);
}
.form-title {
  font-family: var(--serif);
  font-size: 1.15rem;
  letter-spacing: .04em;
  padding-bottom: 18px;
  margin-bottom: 26px;
  border-bottom: 1px solid var(--line);
}
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 20px; }
.field label, .field legend {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.field > label > span { color: var(--blue); }
.field input[type="text"],
.field input[type="email"],
.field select,
.field textarea {
  width: 100%;
  padding: 10px 0;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  border-radius: 0;
  font-size: .92rem;
  transition: border-color .3s var(--ease);
}
.field textarea { resize: vertical; min-height: 92px; line-height: 1.7; }
.field input::placeholder, .field textarea::placeholder { color: #A6AFBF; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-bottom-color: var(--blue);
}
.field select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%236C7173' stroke-width='1.2'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 2px center;
  cursor: pointer;
}
.field--chips { border: 0; padding: 0; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 4px; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span {
  display: inline-block;
  padding: 7px 13px;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  font-size: .78rem;
  letter-spacing: .02em;
  text-transform: none;
  color: var(--ink-2);
  transition: background .3s var(--ease), border-color .3s var(--ease), color .3s var(--ease);
}
.chips input:checked + span {
  background: var(--blue);
  border-color: var(--blue);
  color: #fff;
}
.chips input:focus-visible + span { outline: 2px solid var(--blue); outline-offset: 2px; }
.inquiry-form .btn { margin-top: 6px; }
.form-note {
  margin-top: 14px;
  font-size: .72rem;
  line-height: 1.7;
  color: var(--muted);
}
.form-note.is-success { color: var(--blue); }
.field.has-error input { border-bottom-color: #C0392B; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--ink);
  color: #AEB8C9;
  padding: clamp(56px, 7vw, 96px) 0 28px;
  overflow: hidden;
}
.footer-top {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) repeat(3, minmax(0, .7fr));
  gap: clamp(32px, 4vw, 64px);
  padding-bottom: clamp(40px, 5vw, 64px);
}
.brand--footer .brand-text strong { color: #F4F7FF; }
.brand--footer .brand-text em { color: rgba(244, 247, 255, .5); }
.footer-brand p {
  margin: 22px 0 20px;
  max-width: 26em;
  font-size: .85rem;
  line-height: 1.85;
  color: rgba(244, 247, 255, .58);
}
.footer-brand .text-link { color: #F4F7FF; border-color: rgba(244, 247, 255, .3); font-size: .85rem; }
.footer-col h2 {
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: rgba(244, 247, 255, .45);
  font-weight: 500;
  margin-bottom: 18px;
}
.footer-col ul { display: flex; flex-direction: column; gap: 11px; }
.footer-col a { font-size: .85rem; color: rgba(244, 247, 255, .8); transition: color .3s var(--ease); }
.footer-col a:hover { color: #fff; }
.footer-wordmark {
  font-family: var(--sans);
  font-size: clamp(4rem, 15.5vw, 14rem);
  font-weight: 600;
  letter-spacing: -.05em;
  line-height: .75;
  color: transparent;
  -webkit-text-stroke: 1px rgba(244, 247, 255, .14);
  padding: 10px 0 30px;
  user-select: none;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(244, 247, 255, .12);
  font-size: .72rem;
  color: rgba(244, 247, 255, .45);
}
.footer-bottom a { transition: color .3s var(--ease); }
.footer-bottom a:hover { color: #fff; }
.footer-bottom p { display: flex; gap: 14px; flex-wrap: wrap; }
.preview-tag {
  letter-spacing: .12em;
  text-transform: uppercase;
  font-size: .62rem;
  color: rgba(244, 247, 255, .3);
}

.to-top {
  position: fixed;
  right: 24px; bottom: 24px;
  z-index: 80;
  width: 42px; height: 42px;
  display: grid; place-items: center;
  background: var(--ink);
  color: #fff;
  border-radius: 50%;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
  transition: opacity .4s var(--ease), transform .4s var(--ease), background .3s var(--ease);
}
.to-top.is-visible { opacity: 1; pointer-events: auto; transform: none; }
.to-top:hover { background: var(--blue); }
.to-top svg { width: 17px; height: 17px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }

/* ---------- Reveal ---------- */
html.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .9s var(--ease), transform .9s var(--ease);
}
html.js [data-reveal].is-in { opacity: 1; transform: none; }
html.js .principles li:nth-child(2) { transition-delay: .08s; }
html.js .principles li:nth-child(3) { transition-delay: .16s; }
html.js .service:nth-child(2) { transition-delay: .06s; }
html.js .service:nth-child(3) { transition-delay: .1s; }
html.js .service:nth-child(4) { transition-delay: .14s; }

/* ---------- Responsive ---------- */
@media (max-width: 1180px) {
  .nav { gap: 18px; }
  .nav a { font-size: .84rem; }
  .hero-grid { grid-template-columns: minmax(0, 1.06fr) minmax(0, .94fr); }
  .editor { transform: none; }
}

@media (max-width: 1024px) {
  .header-inner { height: 76px; }
  .nav { display: none; }
  .header-actions { margin-left: auto; }
  .menu-toggle { display: block; }
  .mobile-nav { top: 76px; }
  .hero { padding-top: 128px; }
  .hero-grid { grid-template-columns: 1fr; gap: 56px; }
  .hero-copy { max-width: 46em; }
  .hero-visual { max-width: 620px; width: 100%; margin-inline: auto; aspect-ratio: 1 / .9; }
  .hero-metrics { margin-top: 56px; }
  .manifesto-body { grid-template-columns: 1fr; gap: 40px; }
  .manifesto-aside { flex-direction: row; flex-wrap: wrap; align-items: stretch; }
  .coord { flex: 1 1 240px; }
  .aside-list { flex: 1 1 300px; }
  .craft-grid { grid-template-columns: 1fr; }
  .craft-visual { max-width: 760px; width: 100%; margin-inline: auto; }
  .editor { transform: none; }
  .band-inner { grid-template-columns: 1fr; gap: 48px; }
  .faq-grid { grid-template-columns: 1fr; gap: 40px; }
  .faq-copy { position: static; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .contact-copy .body-lg { max-width: 34em; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: span 2; }
}

@media (max-width: 860px) {
  .section-head--split { flex-direction: column; align-items: flex-start; gap: 22px; }
  .principles { grid-template-columns: 1fr; gap: 0; }
  .principles li { padding: 24px 0; border-bottom: 1px solid var(--line); }
  .principles li:last-child { border-bottom: 0; }
  .service {
    grid-template-columns: 3rem minmax(0, 1fr) 44px;
    grid-template-areas: "no title arrow" ". tags .";
    row-gap: 14px;
    align-items: start;
    padding: 26px 0;
  }
  .service-no { grid-area: no; padding-top: 6px; }
  .service-title { grid-area: title; }
  .service-tags { grid-area: tags; }
  .service-arrow { grid-area: arrow; align-self: start; width: 38px; height: 38px; }
  .work-card--lg, .work-card--sm { grid-column: span 12; }
  .work-card--sm .work-media { aspect-ratio: 16 / 10; }
  .work-view { opacity: 1; transform: none; }
  .process-list { grid-template-columns: 1fr 1fr; border-top: 0; gap: 0 32px; }
  .process-list li { border-top: 1px solid var(--line-strong); margin-top: 0; }
  .process-list li:nth-child(-n+2) { border-top: 0; }
  .voice-grid { grid-template-columns: 1fr; }
  .voice--feature { grid-row: auto; }
  .field-row { grid-template-columns: 1fr; gap: 0; }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .footer-wordmark { font-size: 18vw; }
}

@media (max-width: 600px) {
  .header-inner { gap: 16px; }
  .brand-text em { display: none; }
  .brand img { width: 32px; }
  .lang { display: none; }
  .header-actions .btn--sm { padding: 10px 14px; font-size: .78rem; }
  .header-actions .btn--sm svg { display: none; }
  .hero { padding-top: 116px; }
  .hero-copy .eyebrow { margin-bottom: 22px; font-size: 9.5px; letter-spacing: .14em; }
  .display { font-size: clamp(2.15rem, 9.2vw, 2.9rem); line-height: 1.24; }
  .hero-actions .btn { width: 100%; }
  .hero-points { gap: 8px 18px; font-size: .78rem; }
  .hero-metrics { grid-template-columns: 1fr 1fr; }
  .hero-metrics > div { padding: 18px 18px 0 0; }
  .hero-metrics > div + div { padding-left: 0; border-left: 0; }
  .hero-metrics > div:nth-child(even) { padding-left: 18px; border-left: 1px solid var(--line); }
  .hero-metrics > div:nth-child(n+3) { border-top: 1px solid var(--line); margin-top: 18px; }
  .hero-visual { min-height: 300px; aspect-ratio: 1 / .82; }
  .shot--sub, .visual-caption { display: none; }
  .shot--main { width: 100%; right: 0; top: 13%; transform: rotate(-1.2deg); animation: none; }
  .float-card--b { right: 0; bottom: 0; }
  .float-card { padding: 9px 11px; gap: 8px; transform: scale(.9); transform-origin: left bottom; }
  .float-card--a { left: 0; bottom: 22%; }
  .float-card--b { right: 0; bottom: 6%; transform-origin: right bottom; }
  .float-card strong { font-size: .7rem; }
  .float-card em { font-size: .6rem; }
  .float-icon { width: 28px; height: 28px; }
  .visual-caption { font-size: .6rem; }
  .clients { padding: 26px 0; }
  .marquee-list img { height: 24px; }
  .section { padding: 64px 0; }
  .display-2 { font-size: clamp(1.65rem, 7.4vw, 2.1rem); }
  .section-head .display-2 { margin-top: 18px; }
  .service { grid-template-columns: 2.4rem minmax(0, 1fr); grid-template-areas: "no title" ". tags"; }
  .service-arrow { display: none; }
  .service-tags li { font-size: .68rem; padding: 4px 8px; }
  .manifesto-aside { flex-direction: column; }
  .signature { flex-direction: column; align-items: flex-start; gap: 6px; }
  .signature span { white-space: nowrap; }
  .manifesto-text > p:not(.body-lg):not(.signature) { font-size: .92rem; }
  .work-media { aspect-ratio: 4 / 3; }
  .work-view { font-size: .68rem; padding: 8px 10px; inset: auto 10px 10px auto; }
  .craft-copy .display-2 { font-size: clamp(1.6rem, 7vw, 2rem); }
  .editor-body { grid-template-columns: 1fr; min-height: 0; }
  .editor-rail, .editor-inspector { display: none; }
  .editor-canvas { padding: 18px 14px; }
  .canvas-block { padding: 12px; }
  .editor-ai { font-size: 9px; }
  .craft-note { text-align: left; }
  .process-list { grid-template-columns: 1fr; }
  .process-list li { border-top: 1px solid var(--line-strong); }
  .process-list li:first-child { border-top: 0; }
  .band-stats { gap: 24px; }
  .band-stats dd { font-size: 2rem; }
  .voice { padding: 24px; gap: 20px; }
  .voice--feature blockquote { font-size: 1.05rem; }
  .faq-copy .display-2 { margin-bottom: 18px; }
  .faq-item summary { padding: 18px 0; font-size: 1rem; gap: 14px; }
  .faq-answer { padding-right: 24px; }
  .contact-card { padding: 22px 18px; }
  .wechat { max-width: none; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px 24px; }
  .footer-brand { grid-column: span 2; }
  .footer-col--contact { grid-column: span 2; }
  .footer-bottom { flex-direction: column; align-items: flex-start; gap: 8px; }
  .to-top { right: 16px; bottom: 16px; width: 38px; height: 38px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  html.js [data-reveal] { opacity: 1; transform: none; }
  .marquee-track { animation: none; }
}

/* anchor offset for fixed header */
section[id], main[id] { scroll-margin-top: 100px; }

/* ==========================================================================
   Multi-page components
   ========================================================================== */

/* ---------- Nav dropdown ---------- */
.nav-group { position: relative; }
.nav-group > a { display: inline-flex; align-items: center; gap: 6px; }
.caret { width: 9px; height: 6px; opacity: .5; transition: transform .3s var(--ease); }
.nav-group:hover .caret { transform: rotate(180deg); opacity: .8; }
.nav-sub {
  position: absolute;
  top: calc(100% + 12px);
  left: -18px;
  z-index: 120;
  width: 286px;
  padding: 8px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
}
.nav-sub::before {
  content: "";
  position: absolute;
  left: 0; right: 0; top: -14px;
  height: 14px;
}
.nav-group:hover .nav-sub,
.nav-group:focus-within .nav-sub {
  opacity: 1;
  visibility: visible;
  transform: none;
}
.nav-sub a {
  display: grid;
  grid-template-columns: 26px 1fr;
  grid-template-areas: "no title" "no desc";
  column-gap: 8px;
  padding: 12px 14px;
  color: var(--ink);
  transition: background .25s var(--ease);
}
.nav-sub a::after { display: none; }
.nav-sub a:hover { background: var(--blue-soft); }
.nav-sub a span {
  grid-area: no;
  font-size: 9px;
  letter-spacing: .1em;
  color: var(--blue);
  padding-top: 4px;
}
.nav-sub a b {
  grid-area: title;
  font-size: .92rem;
  font-weight: 500;
}
.nav-sub a em {
  grid-area: desc;
  font-style: normal;
  font-size: .7rem;
  color: var(--muted);
}
.nav > a.is-active, .nav-group > a.is-active { color: var(--blue); }
.nav > a.is-active::after, .nav-group > a.is-active::after { transform: scaleX(1); }

/* mobile sub links */
.mobile-nav .m-sub {
  display: flex;
  gap: 18px;
  padding: 0 0 16px 34px;
  margin-top: -8px;
  border-bottom: 1px solid var(--line);
}
.mobile-nav .m-sub a {
  font-family: var(--sans);
  font-size: .82rem;
  color: var(--muted);
  padding: 0;
  border: 0;
}
.mobile-nav nav a + .m-sub { margin-top: -8px; }
/* the sub-link row draws the divider for its parent item */
.mobile-nav nav a:has(+ .m-sub) { border-bottom: 0; }

/* ---------- Page hero ---------- */
.page-hero {
  position: relative;
  padding: 136px 0 clamp(48px, 5vw, 72px);
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}
.page-hero::before {
  content: "";
  position: absolute;
  top: -20%; right: -8%;
  width: 46vw; height: 46vw;
  max-width: 640px; max-height: 640px;
  background: radial-gradient(circle, rgba(27, 70, 255, .09), transparent 68%);
  pointer-events: none;
}
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--muted);
  margin-bottom: 34px;
}
.breadcrumb a { transition: color .3s var(--ease); }
.breadcrumb a:hover { color: var(--blue); }
.breadcrumb span.sep { color: var(--line-strong); }
.breadcrumb .current { color: var(--ink); }
.page-hero .eyebrow { margin-bottom: 22px; }
.page-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4.2vw, 3.75rem);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -.02em;
  max-width: 15em;
}
.page-hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(28px, 5vw, 80px);
  align-items: end;
}
.page-hero .lead {
  max-width: 32em;
  font-size: clamp(1rem, 1.15vw, 1.08rem);
  line-height: 1.95;
  color: var(--ink-2);
  padding-bottom: 4px;
}
.page-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}
.page-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 34px;
  margin-top: 30px;
  padding-top: 20px;
  border-top: 1px solid var(--line);
  font-size: .8rem;
  color: var(--muted);
}
.page-meta li { display: flex; align-items: center; gap: 8px; }
.page-meta li::before {
  content: "";
  width: 5px; height: 5px;
  background: var(--blue);
  transform: rotate(45deg);
}

/* ---------- Capability grid ---------- */
.cap-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
.cap {
  background: var(--white);
  padding: clamp(22px, 2.6vw, 32px);
  min-height: 210px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background .3s var(--ease);
}
.cap:hover { background: var(--paper-2); }
.cap-no {
  font-size: .68rem;
  letter-spacing: .14em;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}
.cap h3 {
  font-family: var(--serif);
  font-size: clamp(1.15rem, 1.5vw, 1.4rem);
  font-weight: 500;
  line-height: 1.4;
}
.cap p { font-size: .86rem; line-height: 1.8; color: var(--muted); }
.cap .cap-tags { margin-top: auto; display: flex; flex-wrap: wrap; gap: 6px; }
.cap .cap-tags li {
  font-size: .68rem;
  color: var(--ink-2);
  padding: 3px 8px;
  border: 1px solid var(--line);
  border-radius: 100px;
}

/* ---------- Split / checklist ---------- */
.split-block {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.split-sticky { position: sticky; top: 110px; }
.split-sticky .display-2 { margin: 18px 0 22px; }
.split-sticky .section-intro { max-width: 30em; }
.check-list { border-top: 1px solid var(--line-strong); }
.check-list li {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 14px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}
.check-list li > span {
  font-size: .7rem;
  letter-spacing: .1em;
  color: var(--blue);
  padding-top: 6px;
  font-variant-numeric: tabular-nums;
}
.check-list strong { display: block; font-size: .98rem; font-weight: 500; }
.check-list p { margin-top: 4px; font-size: .86rem; color: var(--muted); line-height: 1.8; max-width: 40em; }

/* ---------- Price / facts ---------- */
.price-panel {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(28px, 4vw, 64px);
  background: var(--blue-soft);
  border: 1px solid #DCE5FF;
  padding: clamp(28px, 4.4vw, 56px);
  align-items: center;
}
.price-panel .display-2 { margin: 14px 0 18px; font-size: clamp(1.7rem, 2.6vw, 2.4rem); }
.price-panel .section-intro { max-width: 30em; }
.price-figure {
  font-family: var(--serif);
  font-size: clamp(2.6rem, 4.4vw, 4rem);
  line-height: 1;
  color: var(--ink);
  margin-bottom: 6px;
}
.price-figure sup { font-size: .38em; color: var(--blue); vertical-align: super; }
.price-figure em { font-style: normal; font-family: var(--sans); font-size: .22em; letter-spacing: .08em; color: var(--muted); margin-left: 10px; }
.price-list { border-top: 1px solid #C9D7FF; margin-top: 24px; }
.price-list li {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 11px 0;
  border-bottom: 1px solid #C9D7FF;
  font-size: .86rem;
}
.price-list li span { color: var(--muted); }
.price-list li b { font-weight: 500; }

.fact-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
}
.fact-row > div { padding: 24px 22px 22px 0; }
.fact-row > div + div { padding-left: 22px; border-left: 1px solid var(--line); }
.fact-row dd { font-size: clamp(1.7rem, 2.6vw, 2.4rem); font-weight: 500; line-height: 1; letter-spacing: -.03em; }
.fact-row dd sup { font-size: .45em; color: var(--blue); margin-left: 2px; }
.fact-row dt { margin-top: 8px; font-size: .76rem; color: var(--muted); }

/* ---------- CTA panel ---------- */
.cta-panel {
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(70% 130% at 92% -20%, rgba(27, 70, 255, .5), transparent 62%),
    #070D1B;
  color: #fff;
  padding: clamp(36px, 5.4vw, 72px);
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, .8fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: end;
}
.cta-panel .eyebrow { color: rgba(255, 255, 255, .6); }
.cta-panel h2 {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3vw, 2.6rem);
  font-weight: 500;
  line-height: 1.4;
  margin-top: 16px;
}
.cta-panel p { margin-top: 14px; font-size: .9rem; line-height: 1.8; color: rgba(255, 255, 255, .6); max-width: 30em; }
.cta-side { display: flex; flex-direction: column; gap: 16px; align-items: flex-start; }
.cta-side .btn--ghost { border-color: rgba(255, 255, 255, .3); color: #fff; }
.cta-side .btn--ghost:hover { background: rgba(255, 255, 255, .08); border-color: #fff; }
.cta-contact { font-size: .82rem; color: rgba(255, 255, 255, .55); line-height: 1.9; }
.cta-contact a { color: #fff; }

/* ---------- Case grid ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: clamp(28px, 3vw, 40px); }
.filter-btn {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--line-strong);
  border-radius: 100px;
  font-size: .78rem;
  color: var(--ink-2);
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease);
}
.filter-btn:hover { border-color: var(--ink); }
.filter-btn.is-active { background: var(--ink); border-color: var(--ink); color: #fff; }
.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(30px, 4vw, 58px) clamp(20px, 3vw, 40px);
}
.case-card[hidden] { display: none; }
.case-media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 11;
  background: var(--tint);
  border: 1px solid rgba(10, 16, 32, .06);
  overflow: hidden;
}
.case-media img { width: 100%; height: 100%; transition: transform .9s var(--ease); }
.case-media--cover img { object-fit: cover; object-position: top center; }
.case-media--contain img { object-fit: contain; padding: 7%; filter: drop-shadow(0 20px 32px rgba(10, 16, 32, .1)); }
.case-card:hover .case-media img { transform: scale(1.03); }
.case-meta { padding-top: 18px; }
.case-kicker { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--blue); margin-bottom: 8px; }
.case-meta h3 {
  font-family: var(--serif);
  font-size: clamp(1.25rem, 1.7vw, 1.6rem);
  font-weight: 500;
  line-height: 1.35;
}
.case-meta p { margin-top: 7px; font-size: .86rem; color: var(--muted); line-height: 1.8; max-width: 34em; }
.case-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }
.case-tags li { font-size: .68rem; padding: 3px 9px; border: 1px solid var(--line); border-radius: 100px; color: var(--ink-2); }
.case-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: clamp(40px, 5vw, 72px);
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

/* ---------- Case detail ---------- */
.case-detail-head { padding: 136px 0 0; }
.case-detail-title {
  font-family: var(--serif);
  font-size: clamp(2.2rem, 4.4vw, 4rem);
  font-weight: 500;
  line-height: 1.15;
  letter-spacing: -.02em;
  margin: 14px 0 26px;
}
.case-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  border-top: 1px solid var(--line);
  padding-top: 20px;
}
.case-facts dt { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.case-facts dd { font-size: .9rem; }
.case-cover { margin-top: clamp(30px, 4vw, 52px); }
.case-cover img { width: 100%; border: 1px solid var(--line); }
.case-body {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
  padding-top: clamp(40px, 5vw, 72px);
}
.case-aside { position: sticky; top: 110px; }
.case-aside dl { border-top: 1px solid var(--line); }
.case-aside dl > div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.case-aside dt { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); margin-bottom: 4px; }
.case-aside dd { font-size: .86rem; }
.case-aside .text-link { margin-top: 22px; }
.case-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: clamp(36px, 5vw, 56px); }
.case-gallery img { width: 100%; border: 1px solid var(--line); background: var(--tint); }
.next-case {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 30px 0;
  border-top: 1px solid var(--line-strong);
  border-bottom: 1px solid var(--line);
  margin-top: clamp(44px, 6vw, 72px);
}
.next-case span { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.next-case strong { display: block; font-family: var(--serif); font-size: clamp(1.4rem, 2.2vw, 2rem); font-weight: 500; margin-top: 4px; }

/* ---------- Blog list ---------- */
.post-feature {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding-bottom: clamp(36px, 5vw, 60px);
  border-bottom: 1px solid var(--line);
  margin-bottom: clamp(36px, 5vw, 60px);
}
.post-cover {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 24px;
  aspect-ratio: 16 / 10;
  background:
    radial-gradient(90% 90% at 85% 10%, rgba(27, 70, 255, .16), transparent 60%),
    var(--tint);
  border: 1px solid var(--line);
  overflow: hidden;
}
.post-cover::after {
  content: "";
  position: absolute;
  right: -30px; bottom: -50px;
  width: 180px; height: 180px;
  border: 1px solid rgba(27, 70, 255, .18);
  border-radius: 50%;
}
.post-cover .cover-no {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.4vw, 3rem);
  color: var(--blue);
  line-height: 1;
}
.post-cover .cover-cat {
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.post-cover--feature { aspect-ratio: 4 / 3; }
.post-kind { font-size: 10px; letter-spacing: .16em; text-transform: uppercase; color: var(--blue); margin-bottom: 10px; }
.post-feature h2 {
  font-family: var(--serif);
  font-size: clamp(1.6rem, 2.6vw, 2.3rem);
  font-weight: 500;
  line-height: 1.4;
  margin-bottom: 12px;
}
.post-feature h2 a:hover, .post-card h3 a:hover { color: var(--blue); }
.post-feature p { font-size: .9rem; color: var(--muted); line-height: 1.85; max-width: 34em; }
.post-meta { display: flex; flex-wrap: wrap; gap: 8px 18px; margin-top: 16px; font-size: .74rem; color: var(--muted); }
.post-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: clamp(28px, 3.6vw, 48px); }
.post-card .post-cover { aspect-ratio: 16 / 11; margin-bottom: 16px; }
.post-card h3 {
  font-family: var(--serif);
  font-size: clamp(1.1rem, 1.45vw, 1.3rem);
  font-weight: 500;
  line-height: 1.5;
}
.post-card p { margin-top: 8px; font-size: .84rem; color: var(--muted); line-height: 1.8; }

/* ---------- Article ---------- */
.article-head { padding: 136px 0 0; }
.article-head .breadcrumb { margin-bottom: 28px; }
.article-kind { font-size: 10px; letter-spacing: .18em; text-transform: uppercase; color: var(--blue); }
.article-title {
  font-family: var(--serif);
  font-size: clamp(2rem, 3.9vw, 3.4rem);
  font-weight: 500;
  line-height: 1.3;
  letter-spacing: -.02em;
  margin: 16px 0 20px;
  max-width: 18em;
}
.article-lead { max-width: 40em; font-size: clamp(1rem, 1.15vw, 1.08rem); line-height: 1.9; color: var(--ink-2); }
.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  margin-top: 28px;
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: .76rem;
  color: var(--muted);
}
.article-cover {
  margin: clamp(30px, 4vw, 48px) 0 clamp(36px, 5vw, 64px);
  min-height: clamp(220px, 30vw, 420px);
  display: grid;
  place-items: center;
  background:
    radial-gradient(70% 90% at 80% 10%, rgba(27, 70, 255, .18), transparent 62%),
    var(--tint);
  border: 1px solid var(--line);
  position: relative;
  overflow: hidden;
}
.article-cover blockquote {
  position: relative;
  z-index: 1;
  max-width: 22em;
  padding: 0 24px;
  font-family: var(--serif);
  font-size: clamp(1.25rem, 2.2vw, 1.9rem);
  line-height: 1.6;
  text-align: center;
  color: var(--ink);
}
.article-cover span {
  position: absolute;
  top: 22px; left: 26px;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--muted);
}
.prose {
  max-width: 46em;
  font-size: clamp(.98rem, 1.05vw, 1.05rem);
  line-height: 1.95;
  color: var(--ink-2);
}
.prose > p + p { margin-top: 1.35em; }
.prose h2 {
  font-family: var(--serif);
  font-size: clamp(1.35rem, 1.9vw, 1.7rem);
  font-weight: 500;
  line-height: 1.45;
  color: var(--ink);
  margin: 2.2em 0 .7em;
}
.prose h3 {
  font-size: 1.02rem;
  font-weight: 600;
  color: var(--ink);
  margin: 1.8em 0 .5em;
}
.prose ul, .prose ol { margin: 1em 0 1.3em; padding-left: 1.25em; }
.prose ul li { list-style: disc; margin: .4em 0; }
.prose ol li { list-style: decimal; margin: .4em 0; }
.prose a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.prose blockquote {
  margin: 2.2em 0;
  padding: 6px 0 6px 24px;
  border-left: 2px solid var(--blue);
  font-family: var(--serif);
  font-size: clamp(1.1rem, 1.5vw, 1.3rem);
  line-height: 1.75;
  color: var(--ink);
}
.prose hr { border: 0; border-top: 1px solid var(--line); margin: 2.4em 0; }
.author-box {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 48px;
  padding: 22px 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.author-box img { width: 46px; height: 46px; border-radius: 50%; }
.author-box strong { display: block; font-size: .9rem; font-weight: 500; }
.author-box p { font-size: .78rem; color: var(--muted); }

/* ---------- About ---------- */
.about-intro {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, .8fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
.about-intro .body-lg { max-width: 36em; }
.about-intro p + p { margin-top: 20px; }
.value-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.value {
  background: var(--white);
  padding: clamp(24px, 3vw, 38px);
  min-height: 240px;
}
.value .cap-no { display: block; margin-bottom: 18px; }
.value h3 { font-family: var(--serif); font-size: clamp(1.2rem, 1.6vw, 1.45rem); margin-bottom: 10px; }
.value p { font-size: .88rem; color: var(--muted); line-height: 1.85; }
.logo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
.logo-grid li {
  display: grid;
  place-items: center;
  padding: 26px 20px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  min-height: 110px;
}
.logo-grid img { max-height: 32px; width: auto; filter: grayscale(1); opacity: .55; transition: opacity .3s, filter .3s; }
.logo-grid li:hover img { opacity: .9; filter: grayscale(0); }
.quote-pair { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.quote-pair .voice { background: var(--white); }

/* ---------- Contact page ---------- */
.contact-page { padding-top: clamp(40px, 5vw, 64px); }
.contact-page .contact-card { margin-top: 0; }
.contact-aside-card {
  margin-top: 30px;
  padding: 22px;
  border: 1px solid var(--line);
  background: var(--paper-2);
}
.contact-aside-card h3 { font-family: var(--serif); font-size: 1rem; margin-bottom: 8px; }
.contact-aside-card p { font-size: .8rem; color: var(--muted); line-height: 1.8; }

/* ---------- English ---------- */
body.lang-en {
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, "Times New Roman", serif;
  --sans: "Inter", "Helvetica Neue", Helvetica, Arial, sans-serif;
}
body.lang-en .display { font-size: clamp(2.7rem, 4.8vw, 4.4rem); line-height: 1.05; letter-spacing: -.025em; }
body.lang-en .display-2 { line-height: 1.16; letter-spacing: -.015em; }
body.lang-en .page-title { line-height: 1.1; }
body.lang-en .eyebrow { letter-spacing: .2em; }
body.lang-en .lead { line-height: 1.75; }
body.lang-en .body-lg { line-height: 1.75; }
body.lang-en .prose { line-height: 1.8; }
body.lang-en .post-feature h2 { line-height: 1.25; }

/* ---------- Responsive additions ---------- */
@media (max-width: 1024px) {
  .page-hero { padding-top: 120px; }
  .page-hero-grid { grid-template-columns: 1fr; gap: 22px; }
  .page-hero .lead { max-width: 44em; }
  .cap-grid { grid-template-columns: repeat(2, 1fr); }
  .split-block { grid-template-columns: 1fr; gap: 40px; }
  .split-sticky { position: static; }
  .case-body { grid-template-columns: 1fr; }
  .case-aside { position: static; }
  .about-intro { grid-template-columns: 1fr; }
  .value-grid { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: repeat(3, 1fr); }
  .price-panel { grid-template-columns: 1fr; }
  .cta-panel { grid-template-columns: 1fr; align-items: start; }
  .post-feature { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: 1fr 1fr; }
  .case-facts { grid-template-columns: repeat(2, 1fr); }
  .article-head { padding-top: 120px; }
}

@media (max-width: 760px) {
  .cap-grid { grid-template-columns: 1fr; }
  .case-grid { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: 1fr; }
  .fact-row { grid-template-columns: 1fr 1fr; }
  .fact-row > div:nth-child(3) { border-left: 0; }
  .fact-row > div:nth-child(3), .fact-row > div:nth-child(4) { border-top: 1px solid var(--line); }
  .case-gallery { grid-template-columns: 1fr; }
  .quote-pair { grid-template-columns: 1fr; }
  .logo-grid { grid-template-columns: 1fr 1fr; }
  .next-case { flex-direction: column; align-items: flex-start; gap: 10px; }
  .case-cta { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 600px) {
  .page-hero { padding: 112px 0 44px; }
  .breadcrumb { margin-bottom: 24px; font-size: 10px; }
  .page-title { font-size: clamp(1.9rem, 8vw, 2.5rem); }
  .page-hero-actions .btn { width: 100%; }
  .page-meta { gap: 10px 20px; font-size: .74rem; }
  .cap { min-height: 0; padding: 22px 18px; }
  .price-panel { padding: 24px 18px; }
  .cta-panel { padding: 28px 20px; }
  .case-detail-head { padding-top: 112px; }
  .case-detail-title { font-size: clamp(1.9rem, 8vw, 2.6rem); }
  .case-facts { gap: 14px; }
  .article-head { padding-top: 112px; }
  .article-title { font-size: clamp(1.8rem, 7.6vw, 2.4rem); }
  .article-cover { min-height: 200px; }
  .post-cover { padding: 18px; }
  .contact-page { padding-top: 36px; }
  .logo-grid li { min-height: 88px; }
  .value { min-height: 0; padding: 24px 20px; }
  .case-cta .btn, .cta-side .btn { width: 100%; }
}

/* grid modifiers */
.case-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.cap-grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.link-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 clamp(24px, 4vw, 56px);
  border-top: 1px solid var(--line-strong);
}
.link-grid a {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: color .3s var(--ease);
}
.link-grid a span {
  font-size: .68rem;
  letter-spacing: .12em;
  color: var(--blue);
  font-variant-numeric: tabular-nums;
}
.link-grid a b { font-size: .95rem; font-weight: 500; margin-right: auto; }
.link-grid a svg {
  width: 15px; height: 15px;
  fill: none; stroke: currentColor; stroke-width: 1.5;
  stroke-linecap: round; stroke-linejoin: round;
  transition: transform .3s var(--ease);
}
.link-grid a:hover { color: var(--blue); }
.link-grid a:hover svg { transform: translateX(4px); }

@media (max-width: 1024px) {
  .cap-grid--2 { grid-template-columns: 1fr; }
}
@media (max-width: 860px) {
  .case-grid--3 { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .case-grid--3 { grid-template-columns: 1fr; }
  .link-grid { grid-template-columns: 1fr; }
}

/* wide case card */
.case-card--wide {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  gap: clamp(24px, 3.4vw, 52px);
  align-items: center;
}
.case-card--wide .case-media { aspect-ratio: 16 / 9; }
.case-card--wide .case-meta { padding-top: 0; }
.case-card--wide .case-meta h3 { font-size: clamp(1.5rem, 2.2vw, 2rem); }

/* editorial blog covers */
.post-cover .cover-word {
  position: absolute;
  right: 20px;
  bottom: 16px;
  font-family: var(--serif);
  font-size: clamp(2.2rem, 3.4vw, 3.4rem);
  line-height: 1;
  letter-spacing: -.03em;
  color: rgba(10, 16, 32, .10);
  pointer-events: none;
}
.post-cover--feature .cover-word { font-size: clamp(3rem, 5vw, 5rem); right: 26px; bottom: 20px; }

/* text logo tile */
.logo-text {
  font-family: var(--sans);
  font-size: .8rem;
  font-weight: 500;
  letter-spacing: .24em;
  color: var(--muted);
}

@media (max-width: 760px) {
  .case-card--wide { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Static site additions (posts, archives, contact rail)
   ========================================================================== */

/* ---------- floating contact rail ---------- */
.contact-rail {
  position: fixed;
  right: 18px;
  bottom: 84px;
  z-index: 85;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.rail-item { position: relative; }
.rail-btn {
  position: relative;
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: 50%;
  color: var(--ink);
  box-shadow: var(--shadow-sm);
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s var(--ease), transform .3s var(--ease);
  cursor: pointer;
}
.rail-btn svg {
  width: 20px; height: 20px;
  fill: none; stroke: currentColor; stroke-width: 1.35;
  stroke-linecap: round; stroke-linejoin: round;
}
.rail-btn:hover { background: var(--blue); border-color: var(--blue); color: #fff; transform: translateY(-2px); }
.rail-label { display: none; }
.rail-tip {
  position: absolute;
  right: calc(100% + 10px);
  top: 50%;
  transform: translateY(-50%) translateX(4px);
  padding: 6px 10px;
  background: var(--ink);
  color: #fff;
  font-size: 11px;
  letter-spacing: .04em;
  white-space: nowrap;
  border-radius: 2px;
  opacity: 0;
  pointer-events: none;
  transition: opacity .25s var(--ease), transform .25s var(--ease);
}
.rail-btn:hover .rail-tip { opacity: 1; transform: translateY(-50%); }
.rail-panel {
  position: absolute;
  right: 58px;
  bottom: -8px;
  width: 210px;
  padding: 16px;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateX(6px);
  transition: opacity .3s var(--ease), transform .3s var(--ease), visibility .3s;
  text-align: center;
}
.rail-item--wechat:hover .rail-panel,
.rail-item--wechat:focus-within .rail-panel,
.rail-item--wechat.is-open .rail-panel { opacity: 1; visibility: visible; transform: none; }
.rail-panel img { width: 120px; height: 120px; margin: 0 auto 10px; }
.rail-panel strong { display: block; font-size: .86rem; font-weight: 500; }
.rail-panel p { margin-top: 4px; font-size: .72rem; color: var(--muted); line-height: 1.6; }

/* ---------- post cards ---------- */
.post-media {
  display: block;
  aspect-ratio: 16 / 11;
  margin-bottom: 16px;
  overflow: hidden;
  background: var(--tint);
  border: 1px solid var(--line);
}
.post-media img { width: 100%; height: 100%; object-fit: cover; transition: transform .8s var(--ease); }
.post-card:hover .post-media img { transform: scale(1.03); }
.post-featured {
  max-width: 46em;
  margin: 0 auto clamp(28px, 4vw, 44px);
  border: 1px solid var(--line);
  background: var(--tint);
}
.post-featured img { width: 100%; height: auto; }
.post-foot { max-width: 46em; margin: 40px auto 0; }
.post-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 26px; }
.post-tags a {
  font-size: .72rem;
  padding: 4px 10px;
  border: 1px solid var(--line);
  border-radius: 100px;
  color: var(--ink-2);
  transition: border-color .3s, color .3s;
}
.post-tags a:hover { border-color: var(--blue); color: var(--blue); }
.post-foot .author-box { margin-top: 0; }
.post-foot .text-link { margin-top: 22px; display: inline-flex; }

/* ---------- archive pagination ---------- */
.pagination {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  align-items: center;
  justify-content: center;
  margin-top: clamp(40px, 5vw, 64px);
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.page-link {
  min-width: 38px;
  height: 38px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 100px;
  font-size: .8rem;
  color: var(--ink-2);
  transition: border-color .3s, background .3s, color .3s;
}
.page-link:hover { border-color: var(--blue); color: var(--blue); }
.page-link.is-current { background: var(--ink); border-color: var(--ink); color: #fff; }
.page-link--prev, .page-link--next { padding: 0 16px; }

/* ---------- archived content ---------- */
.prose img { height: auto; }
.prose figure, .prose .wp-caption { max-width: 100%; margin: 1.6em 0; }
.prose figure img, .prose .wp-caption img { width: auto; max-width: 100%; }
.prose .wp-caption-text, .prose figcaption {
  margin-top: 8px;
  font-size: .76rem;
  color: var(--muted);
  text-align: center;
}
.prose pre {
  overflow-x: auto;
  padding: 16px 18px;
  background: #F4F6FB;
  border: 1px solid var(--line);
  border-radius: 2px;
  font-size: .82rem;
  line-height: 1.7;
  tab-size: 2;
}
.prose code { font-size: .88em; background: var(--tint); padding: 2px 5px; border-radius: 2px; }
.prose pre code { background: none; padding: 0; }
.prose table { display: block; width: 100%; overflow-x: auto; border-collapse: collapse; margin: 1.6em 0; font-size: .86rem; }
.prose th, .prose td { border: 1px solid var(--line); padding: 9px 12px; text-align: left; vertical-align: top; }
.prose th { background: var(--paper-2); font-weight: 500; }
.prose iframe, .prose video { max-width: 100%; border: 0; }
.prose blockquote { quotes: none; }
.prose .aligncenter { margin-inline: auto; display: block; }
.prose .alignleft { float: left; margin: 0 20px 16px 0; max-width: 50%; }
.prose .alignright { float: right; margin: 0 0 16px 20px; max-width: 50%; }

/* ---------- small screens for rail & archive ---------- */
@media (max-width: 600px) {
  .contact-rail { right: 10px; bottom: 70px; gap: 6px; }
  .rail-btn { width: 40px; height: 40px; }
  .rail-btn svg { width: 18px; height: 18px; }
  .rail-panel { right: 50px; bottom: -4px; width: 190px; }
  .rail-panel img { width: 104px; height: 104px; }
  .prose .alignleft, .prose .alignright { float: none; margin: 1.2em auto; max-width: 100%; }
}
.post-featured img { max-height: 340px; object-fit: cover; }

/* ---------- AI page visuals ---------- */
.ai-visual {
  margin: 30px 0 0;
  max-width: 520px;
}
.ai-visual-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
}
.ai-visual-label::before {
  content: "";
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--blue);
  box-shadow: 0 0 0 4px rgba(27, 70, 255, .10);
}
.ai-visual svg {
  display: block;
  width: 100%;
  height: auto;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #F7F9FE;
  box-shadow: 0 24px 60px -36px rgba(10, 16, 32, .35);
}
.ai-msg {
  opacity: 0;
  transform: translateY(8px);
  animation: aiMsg 9s cubic-bezier(.22,.61,.36,1) infinite both;
}
.ai-score {
  opacity: 0;
  animation: aiScore 9s ease infinite both;
}
.ai-typing circle {
  animation: aiTyping 1.1s ease-in-out infinite;
}
.ai-typing circle:nth-child(2) { animation-delay: .16s; }
.ai-typing circle:nth-child(3) { animation-delay: .32s; }
.ai-lang {
  opacity: .72;
  animation: aiLang 9s ease-in-out infinite;
}
.ai-lang:nth-of-type(2) { animation-delay: 1.1s; }
.ai-lang:nth-of-type(3) { animation-delay: 2.2s; }
.ai-flow {
  stroke-dasharray: 6 10;
  animation: aiFlow 1.8s linear infinite;
}
.ai-scan {
  animation: aiScan 6.5s cubic-bezier(.45,0,.2,1) infinite;
}
.ai-spam-row {
  opacity: 1;
  animation: aiSpamRow 9s ease-in-out infinite both;
}
.ai-spam-row:nth-of-type(2) { animation-delay: 1.2s; }
.ai-spam-row:nth-of-type(3) { animation-delay: 2.4s; }
.ai-check {
  stroke-dasharray: 34;
  stroke-dashoffset: 34;
  animation: aiCheck 9s ease-in-out infinite;
}
.ai-pulse {
  transform-box: fill-box;
  transform-origin: center;
  animation: aiPulse 3.2s ease-in-out infinite;
}
.ai-float {
  animation: aiFloat 5s ease-in-out infinite;
}
@keyframes aiMsg {
  0%, 1% { opacity: 0; transform: translateY(8px); }
  4%, 90% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(0); }
}
@keyframes aiScore {
  0%, 2% { opacity: 0; transform: translateY(4px); }
  6%, 90% { opacity: 1; transform: translateY(0); }
  100% { opacity: 0; transform: translateY(0); }
}
@keyframes aiTyping {
  0%, 60%, 100% { opacity: .35; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-2px); }
}
@keyframes aiLang {
  0%, 100% { opacity: .72; }
  45%, 60% { opacity: 1; }
}
@keyframes aiFlow { to { stroke-dashoffset: -32; } }
@keyframes aiScan {
  0%, 8% { transform: translateY(0); opacity: 0; }
  15%, 78% { opacity: .75; }
  92%, 100% { transform: translateY(210px); opacity: 0; }
}
@keyframes aiSpamRow {
  0%, 55% { opacity: 1; transform: translateX(0); }
  70%, 78% { opacity: .55; transform: translateX(18px); }
  90%, 100% { opacity: 1; transform: translateX(0); }
}
@keyframes aiCheck {
  0%, 45% { stroke-dashoffset: 34; }
  60%, 100% { stroke-dashoffset: 0; }
}
@keyframes aiPulse {
  0%, 100% { transform: scale(1); opacity: .8; }
  50% { transform: scale(1.12); opacity: 1; }
}
@keyframes aiFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}
@media (prefers-reduced-motion: reduce) {
  .ai-msg, .ai-score, .ai-lang, .ai-spam-row, .ai-pulse, .ai-float,
  .ai-typing circle, .ai-flow, .ai-scan, .ai-check {
    animation: none !important;
    opacity: 1 !important;
    transform: none !important;
    stroke-dashoffset: 0 !important;
  }
}

/* ---------- AI homepage band ---------- */
.nav-ai { color: var(--blue) !important; }
.nav-new {
  display: inline-block;
  margin-left: 5px;
  padding: 2px 5px;
  border-radius: 4px;
  background: var(--blue);
  color: #fff;
  font-size: 8px;
  letter-spacing: .08em;
  vertical-align: 1px;
}
.ai-home {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.ai-home-grid {
  display: grid;
  grid-template-columns: minmax(0, .92fr) minmax(0, 1.08fr);
  gap: clamp(36px, 5vw, 80px);
  align-items: center;
}
.ai-home-copy .display-2 { margin: 18px 0 22px; }
.ai-home-copy .section-intro { max-width: 32em; }
.ai-home-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  margin: 30px 0 32px;
  background: var(--line);
  border: 1px solid var(--line);
}
.ai-mini {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 14px;
  background: var(--white);
  transition: background .3s var(--ease);
}
.ai-mini:hover { background: #F7F9FE; }
.ai-mini b { display: block; font-size: .9rem; font-weight: 500; color: var(--ink); }
.ai-mini em { display: block; margin-top: 3px; font-style: normal; font-size: .72rem; color: var(--muted); }
.ai-card-icon {
  flex: 0 0 36px;
  width: 36px; height: 36px;
  display: grid;
  place-items: center;
  border-radius: 10px;
  background: var(--blue-soft);
  color: var(--blue);
}
.ai-card-icon svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.5; stroke-linecap: round; stroke-linejoin: round; }
.ai-card-icon--float { animation: aiFloat 5s ease-in-out infinite; }
.ai-home-visual .ai-visual { margin: 0; max-width: 540px; margin-left: auto; }
@media (max-width: 1000px) {
  .ai-home-grid { grid-template-columns: 1fr; }
  .ai-home-visual .ai-visual { margin: 0; max-width: 100%; }
}
@media (max-width: 560px) {
  .ai-home-links { grid-template-columns: 1fr; }
}

/* ---------- post: legacy notice + contextual service ---------- */
.post-notice {
  margin: 0 0 2em;
  padding: 12px 16px;
  font-size: .82rem;
  color: var(--muted);
  background: var(--tint);
  border-left: 2px solid var(--blue);
}
.post-service {
  margin: 0 0 32px;
  padding: 24px 26px;
  background: var(--paper-2);
  border: 1px solid var(--line);
}
.post-service-kicker { font-size: .72rem; letter-spacing: .08em; color: var(--muted); }
.post-service-title { margin-top: 6px; font-size: 1.05rem; font-weight: 500; }
.post-service-title a:hover { color: var(--blue); }
.post-service p:not([class]) { margin-top: 6px; font-size: .86rem; color: var(--ink-2); }
.post-foot .post-service .text-link { margin-top: 14px; }