/* ==========================================================================
   United Shine — style.css
   设计系统：Ink / Paper / Logo 蓝紫渐变 / Coral 单点强调
   ========================================================================== */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: "Inter";
  src: url("../fonts/inter.woff2") format("woff2");
  font-weight: 100 900;
  font-display: swap;
  font-style: normal;
}

:root {
  --ink: #0b0d17;
  --ink-soft: #151a2d;
  --paper: #ffffff;
  --paper-2: #f4f4f5;
  --blue: #2b54ff;
  --violet: #8b3fe8;
  --coral: #ff5c39;
  --line: rgba(11, 13, 23, 0.1);
  --line-strong: rgba(11, 13, 23, 0.18);
  --muted: rgba(11, 13, 23, 0.56);
  --muted-2: rgba(11, 13, 23, 0.4);
  --grad: linear-gradient(94deg, #2b54ff 0%, #7a3ff0 55%, #b14be0 100%);
  --font-display: "Archivo", "Helvetica Neue", Helvetica, Arial, sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  --r-md: 12px;
  --r-lg: 18px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; }

.skip {
  position: absolute; left: -9999px; top: 0; z-index: 99;
  background: var(--ink); color: #fff; padding: 12px 18px;
}
.skip:focus { left: 12px; top: 12px; }

/* ------------------------------------------------------------------ nav */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  transition: background 0.3s var(--ease), border-color 0.3s;
  border-bottom: 1px solid transparent;
}
.nav.is-stuck {
  background: rgba(255, 255, 255, 0.82);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  backdrop-filter: saturate(160%) blur(14px);
  border-bottom-color: var(--line);
}
.nav-inner {
  max-width: 1240px; margin: 0 auto; padding: 0 40px;
  height: 74px; display: flex; align-items: center; gap: 32px;
}
.brandmark {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-display); font-weight: 700; font-size: 15px;
  letter-spacing: -0.01em; white-space: nowrap;
}
.brandmark img { width: 34px; height: 34px; }
.nav-links { display: flex; gap: 28px; margin-left: auto; }
.nav-link {
  font-size: 13.5px; color: var(--muted); position: relative; padding: 4px 0;
  transition: color 0.2s;
}
.nav-link::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 0;
  background: var(--ink); transition: width 0.3s var(--ease);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after { width: 100%; }
.nav-right { display: flex; align-items: center; gap: 12px; }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: #fff;
  padding: 14px 22px; border-radius: 999px; border: 1px solid var(--ink);
  font-size: 14px; font-weight: 500; letter-spacing: -0.01em;
  transition: transform 0.25s var(--ease), background 0.25s, color 0.25s;
  cursor: pointer;
}
.btn:hover { transform: translateY(-2px); background: #000; }
.btn-sm { padding: 9px 16px; font-size: 13px; }
.btn-ghost { background: transparent; color: var(--ink); }
.btn-ghost:hover { background: rgba(11, 13, 23, 0.05); }
.btn-arrow { font-size: 13px; opacity: 0.7; }
.btn-grad { background: var(--grad); border-color: transparent; }

.burger {
  display: none; width: 40px; height: 40px; border: 1px solid var(--line);
  border-radius: 999px; background: transparent; position: relative;
}
.burger span {
  position: absolute; left: 12px; width: 16px; height: 1.5px; background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.2s;
}
.burger span:first-child { top: 17px; }
.burger span:last-child { top: 22px; }

/* ----------------------------------------------------------------- hero */
.hero { position: relative; padding: 132px 0 0; overflow: hidden; }
.hero-grid {
  max-width: 1240px; margin: 0 auto; padding: 0 40px;
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 0.8fr);
  gap: 56px; align-items: center;
}
.eyebrow {
  display: flex; align-items: center; gap: 10px;
  font-size: 12px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted); margin: 0 0 26px;
}
.dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--coral);
  box-shadow: 0 0 0 0 rgba(255, 92, 57, 0.5);
  animation: pulse 2.4s infinite;
}
@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(255, 92, 57, 0.45); }
  70% { box-shadow: 0 0 0 9px rgba(255, 92, 57, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 92, 57, 0); }
}

.hero-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(46px, 5.6vw, 84px);
  line-height: 0.94;
  letter-spacing: -0.042em;
  margin: 0 0 34px;
}
.hero-row {
  display: block;
  padding-top: 26px; border-top: 1px solid var(--line);
}
.hero-actions { display: flex; flex-direction: column; gap: 18px; align-items: flex-start; margin-top: 24px; }
.hero-title span { display: block; }
.hero-title em {
  display: block; font-style: normal;
  background: var(--grad);
  -webkit-background-clip: text; background-clip: text;
  color: transparent;
  padding-bottom: 0.06em;
}
.hero-lede {
  max-width: 560px; font-size: 17.5px; line-height: 1.62;
  color: var(--muted); margin: 0;
}
.hero-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.hero-note {
  margin: 0; font-size: 12.5px; color: var(--muted-2);
  letter-spacing: 0.01em; white-space: nowrap;
}

/* 首屏头像瀑布：纯视觉装饰，不标注达人身份 */
.hero-side { display: flex; flex-direction: column; gap: 10px; min-width: 0; }
.hero-wall { position: relative; height: min(66vh, 580px); overflow: hidden; }
/* 头像为过往合作达人，标明用途，避免被读作品牌代言或长期合作 */
.wall-note {
  margin: 0; font-size: 11px; line-height: 1.5; letter-spacing: .01em;
  color: var(--muted-2); text-align: right; text-wrap: pretty;
}
.wall {
  position: absolute; inset: 0;
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}
/* 桌面 4 列，多生成的 2 列留给窄屏 */
.wall-col:nth-child(n + 5) { display: none; }
.wall-col { height: 100%; overflow: hidden; }
.wall-track {
  display: flex; flex-direction: column; gap: 14px;
  animation: drift 34s linear infinite;
}
.wall-col--2 .wall-track { animation-duration: 41s; animation-direction: reverse; }
.wall-col--3 .wall-track { animation-duration: 37s; animation-delay: -7s; }
.wall-col--4 .wall-track { animation-duration: 45s; animation-direction: reverse; animation-delay: -13s; }
.wall-col--5 .wall-track { animation-duration: 39s; animation-delay: -11s; }
.wall-col--6 .wall-track { animation-duration: 47s; animation-direction: reverse; animation-delay: -4s; }
@keyframes drift {
  from { transform: translateY(0); }
  to { transform: translateY(-50%); }
}
.av {
  display: block; flex: 0 0 auto; border-radius: 50%;
  overflow: hidden; background: var(--paper-2);
  border: 2px solid var(--paper);
  box-shadow: 0 6px 18px rgba(11, 13, 23, 0.07);
  transition: transform 0.45s var(--ease);
}
.av img { width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
.av:hover { transform: scale(1.05); }
.wall-fade {
  position: absolute; inset: -1px; pointer-events: none;
  background:
    linear-gradient(90deg, var(--paper) 0, rgba(255, 255, 255, 0) 62px,
                    rgba(255, 255, 255, 0) calc(100% - 62px), var(--paper) 100%),
    linear-gradient(180deg, var(--paper) 0, rgba(255, 255, 255, 0) 58px,
                    rgba(255, 255, 255, 0) calc(100% - 68px), var(--paper) 100%);
}
@media (prefers-reduced-motion: reduce) {
  .wall-track { animation: none; }
}

/* ---------------------------------------------------------------- proof */
.proof { margin-top: 96px; background: var(--ink); color: #fff; }
.proof-inner {
  max-width: 1240px; margin: 0 auto; padding: 56px 40px;
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 28px;
}
.stat { display: flex; flex-direction: column; gap: 6px; }
.stat-v { display: flex; align-items: baseline; gap: 1px; }
.stat-num {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(38px, 4.4vw, 58px); line-height: 1;
  letter-spacing: -0.04em; font-variant-numeric: tabular-nums;
}
.stat-sfx, .stat-pre {
  font-family: var(--font-display); font-weight: 700; font-size: 24px;
  color: var(--violet); line-height: 1;
}
.stat-sfx { margin-left: 2px; }
.stat-pre { margin-right: 1px; }
.stat-lab {
  font-size: 12px; color: rgba(255, 255, 255, 0.56);
  line-height: 1.5; margin-top: 4px;
}

/* ----------------------------------------------------------------- work */
.work { max-width: 1240px; margin: 0 auto; padding: 110px 40px 40px; }
.sec-head { max-width: 720px; }
.label {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--violet); margin: 0 0 18px; font-weight: 500;
}
.h2 {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(36px, 4.8vw, 62px); line-height: 0.98;
  letter-spacing: -0.04em; margin: 0 0 20px;
}
.lede { font-size: 16.5px; color: var(--muted); max-width: 560px; margin: 0; }
/* 中文案例小标题在手机端末行只剩「增长。」，balance 让几行均分、末行不再孤悬 */
html[lang="zh-Hans"] .work .lede { text-wrap: balance; }

.filters {
  display: flex; gap: 8px; flex-wrap: wrap;
  margin: 40px 0 32px;
  position: sticky; top: 74px; z-index: 20;
  padding: 10px 0;
  background: linear-gradient(180deg, var(--paper) 70%, rgba(255, 255, 255, 0));
}
.chip {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 15px; border-radius: 999px;
  border: 1px solid var(--line); background: transparent;
  font-size: 13px; cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.chip:hover { border-color: var(--line-strong); }
.chip-n { font-size: 11px; color: var(--muted-2); font-variant-numeric: tabular-nums; }
.chip.is-on { background: var(--ink); border-color: var(--ink); color: #fff; }
.chip.is-on .chip-n { color: rgba(255, 255, 255, 0.55); }

.grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 42px 22px;
}
.card { display: block; }
.card-media {
  position: relative; aspect-ratio: 4 / 3; overflow: hidden;
  border-radius: var(--r-md); background: var(--paper-2);
  border: 1px solid var(--line); padding: 8px;
}
.card-media img {
  width: 100%; height: 100%; object-fit: contain; border-radius: 6px;
  transition: transform 0.9s var(--ease);
}
.card:hover .card-media img { transform: scale(1.035); }
.card-media--type {
  background: var(--ink); border-color: var(--ink);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; text-align: center; padding: 20px;
}
.type-num {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(38px, 4.2vw, 54px); line-height: 1;
  letter-spacing: -0.04em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  color: transparent;
}
.type-lab { font-size: 12px; color: rgba(255, 255, 255, 0.5); }

.card-body { padding-top: 14px; }
.card-kicker {
  display: flex; align-items: baseline; gap: 9px;
  font-size: 11.5px; letter-spacing: 0.05em; text-transform: uppercase;
}
.card-brand { font-weight: 600; }
.card-label { color: var(--muted-2); text-transform: none; letter-spacing: 0; }
.card-title {
  font-family: var(--font-display); font-weight: 700;
  font-size: 18px; line-height: 1.26; letter-spacing: -0.022em;
  margin: 8px 0 10px;
}
.card-metrics {
  display: flex; gap: 4px 12px; flex-wrap: wrap;
  list-style: none; margin: 0; padding: 0;
  font-size: 12.5px; color: var(--muted);
}
.card-metrics b {
  font-family: var(--font-display); font-weight: 700; color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.card-go {
  display: inline-block; margin-top: 12px; font-size: 12.5px;
  color: var(--blue); opacity: 0; transform: translateY(4px);
  transition: opacity 0.3s, transform 0.3s var(--ease);
}
.card:hover .card-go { opacity: 1; transform: none; }
.grid-empty { color: var(--muted); padding: 40px 0; }

/* ---------------------------------------------------------------- footer */
.foot { background: var(--ink); color: #fff; margin-top: 96px; }
/* 首页：联系区与页脚同为深色，二者连成一块，不留白缝 */
.foot-flush { margin-top: 0; }
.foot-flush .foot-inner { padding-top: 56px; }
.foot-inner {
  max-width: 1240px; margin: 0 auto; padding: 84px 40px 44px;
  display: flex; justify-content: space-between; gap: 48px; flex-wrap: wrap;
}
.foot-eye {
  font-size: 11px; letter-spacing: 0.16em; text-transform: uppercase;
  color: rgba(255, 255, 255, 0.5); margin: 0 0 14px;
}
.foot-mail {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(24px, 3.4vw, 42px); letter-spacing: -0.035em;
  display: inline-block; padding-bottom: 4px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.3);
  transition: border-color 0.3s, color 0.3s;
}
.foot-mail:hover { border-color: var(--violet); color: #cfc4ff; }
.foot-tag { color: rgba(255, 255, 255, 0.5); font-size: 13.5px; margin: 22px 0 0; }
.foot-meta {
  font-size: 12.5px; color: rgba(255, 255, 255, 0.42);
  line-height: 1.9; text-align: right;
}
.foot-meta p { margin: 0; }

/* ------------------------------------------------------------ case page */
.case { max-width: 860px; margin: 0 auto; padding: 132px 40px 40px; }
.back {
  display: inline-block; font-size: 13px; color: var(--muted);
  margin-bottom: 40px; transition: color 0.2s, transform 0.2s;
}
.back:hover { color: var(--ink); transform: translateX(-3px); }
.case-title {
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(34px, 4.6vw, 58px); line-height: 1;
  letter-spacing: -0.04em; margin: 0 0 34px;
}
.case-meta {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  margin: 0 0 44px; padding: 22px 0;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.case-meta dt {
  font-size: 10.5px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--muted-2); margin-bottom: 6px;
}
.case-meta dd { margin: 0; font-size: 14px; }
/* 案例配图：等比缩放，只缩不放、不裁切、不变形 */
.case-figure {
  margin: 0 auto 40px; max-width: 560px;
  display: flex; align-items: center; justify-content: center;
}
.case-figure img {
  display: block; width: auto; height: auto;
  max-width: 100%; max-height: min(400px, 52vh);
  border-radius: var(--r-md); border: 1px solid var(--line);
}

/* 案例多图轮播：一条可横滑的轨道，图片只缩不放（原图小就按原始尺寸显示） */
.gal { margin: 0 auto 34px; max-width: 560px; }
.gal-view { position: relative; }
.gal-track {
  display: flex; gap: 16px;
  overflow-x: auto; overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory; scroll-behavior: smooth;
  scrollbar-width: none; -webkit-overflow-scrolling: touch;
}
.gal-track::-webkit-scrollbar { display: none; }
.gal-track:focus-visible { outline: 2px solid var(--blue); outline-offset: 4px; }
.gal-slide {
  flex: 0 0 100%; margin: 0; scroll-snap-align: center;
  display: flex; align-items: center; justify-content: center;
  padding: 10px; min-height: 200px; background: var(--paper-2);
  border: 1px solid var(--line); border-radius: var(--r-md);
}
.gal-slide img {
  display: block; width: auto; height: auto; max-width: 100%;
  max-height: min(400px, 52vh); border-radius: 6px;
}
.gal-arrow {
  position: absolute; top: 50%; transform: translateY(-50%);
  width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: rgba(255, 255, 255, 0.94); border: 1px solid var(--line-strong);
  color: var(--ink); font-size: 14px; line-height: 1; cursor: pointer;
  box-shadow: 0 2px 12px rgba(11, 13, 23, 0.1);
  transition: opacity 0.25s, background 0.2s, transform 0.2s var(--ease);
}
.gal-prev { left: 14px; }
.gal-next { right: 14px; }
.gal-arrow:hover:not(:disabled) {
  background: #fff; transform: translateY(-50%) scale(1.07);
}
.gal-arrow:disabled { opacity: 0; pointer-events: none; }
.gal-bar {
  display: flex; align-items: center; gap: 14px; padding-top: 12px;
}
.gal-count {
  font-size: 12px; letter-spacing: 0.08em; color: var(--muted-2);
  font-variant-numeric: tabular-nums;
}
.gal-count b { color: var(--ink); font-weight: 600; }
.gal-count i { margin: 0 4px; font-style: normal; opacity: 0.45; }
.gal-dots { display: flex; gap: 7px; margin-left: auto; }
.gal-dot {
  width: 26px; height: 3px; padding: 0; border: 0; border-radius: 2px;
  background: rgba(11, 13, 23, 0.16); cursor: pointer;
  transition: background 0.2s, width 0.2s var(--ease);
}
.gal-dot:hover { background: rgba(11, 13, 23, 0.34); }
.gal-dot.is-on { background: var(--ink); width: 40px; }
.case-summary {
  font-size: 18px; line-height: 1.65; max-width: 680px; margin: 0 0 44px;
}
.case-metrics {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
  padding: 26px 0; margin-bottom: 52px;
}
.case-metrics .m b {
  display: block; font-family: var(--font-display); font-weight: 800;
  font-size: clamp(26px, 3.2vw, 38px); line-height: 1; letter-spacing: -0.035em;
  font-variant-numeric: tabular-nums;
}
.case-metrics .m span { font-size: 12.5px; color: var(--muted); }
.case-block { margin-bottom: 52px; }
.h3 {
  font-family: var(--font-display); font-weight: 700; font-size: 20px;
  letter-spacing: -0.02em; margin: 0 0 18px;
}
.ticks { list-style: none; margin: 0; padding: 0; max-width: 680px; }
.ticks li {
  position: relative; padding-left: 26px; margin-bottom: 12px;
  font-size: 15.5px; color: rgba(11, 13, 23, 0.78);
}
.ticks li::before {
  content: "✦"; position: absolute; left: 0; top: 0;
  color: var(--violet); font-size: 12px;
}
.case-nav {
  display: flex; justify-content: space-between; gap: 20px;
  border-top: 1px solid var(--line); padding: 26px 0;
  font-family: var(--font-display); font-weight: 700; font-size: 16px;
  letter-spacing: -0.02em;
}
.case-nav a span {
  display: block; font-family: var(--font-body); font-weight: 400;
  font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--muted-2); margin-bottom: 4px;
}
.case-nav a:hover { color: var(--blue); }
.case-nav .right { text-align: right; }
.case-cta {
  background: var(--ink); color: #fff; border-radius: var(--r-lg);
  padding: 44px 40px; margin-top: 24px;
}
.case-cta p { color: rgba(255, 255, 255, 0.6); max-width: 460px; margin: 0 0 24px; }
.case-cta .btn { background: #fff; color: var(--ink); border-color: #fff; }

/* ------------------------------------------------------------- reveal */
.reveal { opacity: 0; transform: translateY(18px); }
.reveal.in { opacity: 1; transform: none; transition: opacity 0.75s var(--ease), transform 0.75s var(--ease); }

/* --------------------------------------------------------- responsive */
@media (max-width: 1180px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 1080px) {
  .hero { padding-top: 112px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero-wall { height: 320px; }
  .wall { grid-template-columns: repeat(6, 1fr); gap: 12px; }
  .wall-col:nth-child(n + 5) { display: block; }
  .wall-track { gap: 12px; }
  .hero-title { font-size: clamp(46px, 7.6vw, 86px); margin-bottom: 34px; }
  .hero-row { gap: 32px; }
  .grid { grid-template-columns: repeat(2, 1fr); gap: 36px 22px; }
  .nav-inner { padding: 0 28px; }
  .hero-grid, .proof-inner, .work, .foot-inner { padding-left: 28px; padding-right: 28px; }
  .case { padding-left: 28px; padding-right: 28px; }
}

@media (max-width: 720px) {
  .nav-inner { padding: 0 20px; height: 66px; }
  .nav-links { display: none; }
  .nav.is-open .nav-links {
    display: flex; flex-direction: column; gap: 4px;
    position: fixed; inset: 66px 0 auto 0; padding: 16px 20px 24px;
    background: var(--paper); border-bottom: 1px solid var(--line);
  }
  .nav.is-open .nav-link { font-size: 17px; padding: 10px 0; color: var(--ink); }
  .burger { display: block; }
  .nav.is-open .burger span:first-child { transform: translateY(2.5px) rotate(45deg); }
  .nav.is-open .burger span:last-child { transform: translateY(-2.5px) rotate(-45deg); }
  .btn-sm { display: none; }

  .hero { padding-top: 96px; }
  .hero-grid, .proof-inner, .work, .foot-inner { padding-left: 20px; padding-right: 20px; }
  .case { padding: 112px 20px 20px; }
  .hero-title { font-size: clamp(36px, 10.2vw, 52px); margin-bottom: 28px; max-width: none; }
  .hero-lede { font-size: 15.5px; }
  .hero-row { gap: 24px; padding-top: 20px; }
  .hero-actions { margin-top: 20px; }
  .hero-wall { height: 230px; }
  .wall { grid-template-columns: repeat(5, 1fr); gap: 9px; }
  .wall-track { gap: 9px; }
  .wall-col:nth-child(6) { display: none; }
  .wall-fade {
    background:
      linear-gradient(90deg, var(--paper) 0, rgba(255, 255, 255, 0) 38px,
                      rgba(255, 255, 255, 0) calc(100% - 38px), var(--paper) 100%),
      linear-gradient(180deg, var(--paper) 0, rgba(255, 255, 255, 0) 40px,
                      rgba(255, 255, 255, 0) calc(100% - 48px), var(--paper) 100%);
  }
  .hero-note { white-space: normal; }
  .proof-inner { grid-template-columns: repeat(2, 1fr); gap: 28px; padding-top: 40px; padding-bottom: 40px; }
  .stat:last-child:nth-child(odd) { grid-column: 1 / -1; }
  .stat-num { font-size: 36px; }
  .work { padding-top: 72px; }
  .filters { top: 66px; overflow-x: auto; flex-wrap: nowrap; padding: 10px 0; }
  .chip { flex: 0 0 auto; }
  .grid { grid-template-columns: 1fr; gap: 34px; }
  .card-title { font-size: 19px; }
  .case-meta, .case-metrics { grid-template-columns: 1fr 1fr; gap: 16px; }
  .case-meta > div:last-child { grid-column: 1 / -1; }
  .case-metrics { grid-template-columns: 1fr 1fr; }
  .foot-inner { padding-top: 56px; padding-bottom: 32px; flex-direction: column; }
  .foot-meta { text-align: left; }
  .case-cta { padding: 30px 24px; }
  .gal { margin-bottom: 28px; }
  .gal-arrow { width: 34px; height: 34px; font-size: 12px; }
  .gal-prev { left: 8px; }
  .gal-next { right: 8px; }
  .gal-dot { width: 18px; }
  .gal-dot.is-on { width: 30px; }
}

@media (hover: none) {
  .card-go { opacity: 1; transform: none; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; }
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   P3 补齐：达人网络 / 服务 / 方法 / 全球与团队 / 客户 / 联系 / 页脚三列
   ========================================================================== */

/* 语言切换 */
.langs { display: flex; align-items: center; gap: 2px; }
.lang {
  padding: 5px 7px; border-radius: 5px;
  font-size: 11px; letter-spacing: .04em; color: var(--muted-2);
  transition: color .2s, background .2s;
}
.lang:hover { color: var(--ink); background: rgba(11, 13, 23, .05); }
.lang.is-on { color: var(--ink); background: rgba(11, 13, 23, .07); font-weight: 500; }

.sec-head { max-width: 760px; }
.h2-sm { font-size: clamp(28px, 3.4vw, 44px); }
.label-inv { color: rgba(255, 255, 255, .5); }
.mini-head {
  font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--muted-2); margin: 0 0 20px;
}

/* ---------------------------------------------------------- 02 达人网络 */
.creators { max-width: 1240px; margin: 0 auto; padding: 110px 40px 40px; }
.cr-tools {
  display: flex; align-items: flex-end; justify-content: space-between;
  gap: 28px; flex-wrap: wrap; margin: 34px 0 26px;
  padding-bottom: 16px; border-bottom: 1px solid var(--line);
}
.cr-filters { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.cr-f-g {
  font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--muted-2); margin-right: 2px;
}
.cr-f-g + .chip { margin-right: 10px; }
.chip-s { padding: 6px 11px; font-size: 12px; }
.cr-count {
  margin: 0; font-size: 12.5px; color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.cr-count b { color: var(--ink); font-family: var(--font-display); font-size: 15px; }

.cr-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr));
  gap: 26px 18px;
}
.cr { margin: 0; text-align: center; }
.cr img {
  width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; border-radius: 50%;
  background: var(--paper-2); border: 2px solid var(--paper);
  box-shadow: 0 4px 14px rgba(11, 13, 23, .06);
  transition: transform .4s var(--ease), filter .3s;
  filter: grayscale(.15);
}
.cr:hover img { transform: scale(1.05); filter: none; }
.cr figcaption { margin-top: 10px; }
.cr b {
  display: block; font-size: 12.5px; font-weight: 600;
  letter-spacing: .02em; font-variant-numeric: tabular-nums;
}
.cr span { display: block; margin-top: 2px; font-size: 10.5px; color: var(--muted-2); }
.cr.is-off { display: none; }
.cr-more { text-align: center; margin: 40px 0 0; }
.cr-more .btn[hidden] { display: none; }
.cr-note {
  margin: 18px 0 0; font-size: 11.5px; color: var(--muted-2); text-align: center;
}

/* ------------------------------------------------------------- 03 服务 */
.services { max-width: 1240px; margin: 0 auto; padding: 110px 40px 40px; }
.svc-wrap {
  display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 460px);
  gap: 72px; margin-top: 44px; align-items: start;
}
.svc-list { border-bottom: 1px solid var(--line); }
.svc {
  display: grid; grid-template-columns: 52px minmax(0, 1fr);
  gap: 6px 14px; align-items: start;
  padding: 24px 26px 24px 22px;
  border-top: 1px solid var(--line);
  color: inherit; text-decoration: none;
  transition: background .4s var(--ease), color .4s var(--ease), padding .4s var(--ease);
}
.svc:hover, .svc:focus-visible { background: var(--paper-2); padding-left: 30px; }
.svc.is-on {
  background: var(--ink); color: var(--paper);
  border-color: var(--ink); padding-left: 30px;
}
.svc-n {
  font-size: 10.5px; letter-spacing: .12em; color: var(--muted-2);
  font-variant-numeric: tabular-nums; padding-top: 7px; transition: color .3s;
}
.svc.is-on .svc-n { color: rgba(255, 255, 255, .42); }
.svc-main { min-width: 0; }
.svc-name {
  margin: 0; font-family: var(--font-display); font-weight: 700;
  font-size: 20px; letter-spacing: -.022em; line-height: 1.25;
}
.svc-desc {
  margin: 7px 0 0; font-size: 13.5px; line-height: 1.62;
  color: var(--muted); max-width: 480px;
}
.svc.is-on .svc-desc { color: rgba(255, 255, 255, .58); }

/* 右侧吸顶：显示该项服务对应的案例图，点击进案例详情 */
.svc-prev { position: sticky; top: clamp(96px, 14vh, 180px); margin: 0; }
.svc-prev-link {
  display: block; padding: 10px; border-radius: 14px;
  background: var(--paper-2); border: 1px solid var(--line);
  transition: border-color .3s, transform .5s var(--ease);
}
.svc-prev-link:hover { border-color: var(--line-strong); }
.svc-prev img {
  display: block; width: 100%; height: auto;
  aspect-ratio: 4 / 3; object-fit: contain;
  border-radius: 8px;
  transition: opacity .28s var(--ease);
}
.svc-prev img.is-fade { opacity: 0; }
.svc-prev figcaption {
  margin-top: 12px; font-size: 11.5px; letter-spacing: .06em;
  color: var(--muted-2);
}

/* ------------------------------------------------------------- 04 方法 */
.approach-dark {
  background: var(--ink); color: #fff;
  padding: 104px 0 96px; margin-top: 110px;
}
.approach-dark .sec-head,
.approach-dark .steps-wrap,
.approach-dark .caps-wrap {
  max-width: 1240px; margin: 0 auto; padding: 0 40px;
}
.approach-dark .steps-wrap { margin-top: 64px; }
.approach-dark .caps-wrap { margin-top: 72px; }
.approach-dark .lede { color: rgba(255, 255, 255, .58); }
/* 中文这行小标题在 390px 附近恰好把「高效」拆到两行，收 6px 让断点落在句读处 */
html[lang="zh-Hans"] .approach-dark .lede { padding-right: 6px; }
/* 英文在 360px 三段时末行只剩 overseas 一个词，pretty 把词均衡到上一行 */
html[lang="en"] .approach-dark .lede { text-wrap: pretty; }
.approach-dark .mini-head { color: rgba(255, 255, 255, .38); }
.steps-wrap { margin-top: 64px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; }
.step {
  padding: 0 32px 0 0; border-top: 1px solid rgba(255, 255, 255, .18);
  padding-top: 24px;
}
.step + .step { padding-left: 32px; }
.step-n {
  font-family: var(--font-display); font-weight: 800; font-size: 13px;
  letter-spacing: .1em;
  background: var(--grad); -webkit-background-clip: text; background-clip: text;
  color: transparent; display: block; margin-bottom: 14px;
}
.step h3 {
  margin: 0 0 10px; font-family: var(--font-display); font-weight: 700;
  font-size: clamp(24px, 2.6vw, 34px); letter-spacing: -.03em;
}
.step p { margin: 0; font-size: 14px; line-height: 1.7; color: rgba(255, 255, 255, .6); }

.caps-wrap { margin-top: 72px; }
.caps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 28px; }
.cap { border-left: 1px solid rgba(255, 255, 255, .16); padding-left: 20px; }
.cap-k {
  font-size: 10.5px; letter-spacing: .12em; color: rgba(255, 255, 255, .35);
}
.cap h3 {
  margin: 10px 0 8px; font-family: var(--font-display); font-weight: 700;
  font-size: 17px; letter-spacing: -.01em;
}
.cap p { margin: 0; font-size: 13px; line-height: 1.65; color: rgba(255, 255, 255, .55); }

/* ------------------------------------------------------- 05 全球与团队 */
.global { max-width: 1240px; margin: 0 auto; padding: 110px 40px 40px; }

/* 点阵世界图：只画陆地纹理，不含国界线 */
.g-map {
  position: relative; max-width: 1120px; margin: 44px auto 0;
  aspect-ratio: 1000 / 426;
}
.map-dots {
  position: absolute; inset: 0; display: block;
  width: 100%; height: 100%;
}
.map-dots path { fill: rgba(11, 13, 23, 0.21); }
.pin { position: absolute; width: 0; height: 0; }
.pin-dot {
  position: absolute; left: 0; top: 0; width: 9px; height: 9px; border-radius: 50%;
  background: var(--ink);
  transform: translate(-50%, -50%);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.92), 0 0 0 4.5px rgba(11, 13, 23, 0.14);
  transition: transform 0.35s var(--ease), box-shadow 0.35s;
}
.pin.is-hq .pin-dot {
  width: 11px; height: 11px; background: var(--coral);
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.95), 0 0 0 5px rgba(255, 92, 57, 0.22);
}
.pin-lab {
  position: absolute; white-space: nowrap;
  font-size: 12.5px; line-height: 1; letter-spacing: -0.01em; color: var(--ink);
  padding: 6px 9px; border-radius: 6px;
  background: rgba(255, 255, 255, 0.88);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  border: 1px solid var(--line);
  display: flex; align-items: baseline; gap: 5px;
  transition: background 0.25s, border-color 0.25s;
}
.pin-lab i {
  font-style: normal; font-size: 10px; letter-spacing: 0.04em;
  color: var(--coral); text-transform: uppercase;
}
.pin--right .pin-lab { left: 15px; top: 0; transform: translateY(-50%); }
.pin--left  .pin-lab { right: 15px; top: 0; transform: translateY(-50%); }
.pin--top   .pin-lab { left: 0; bottom: 15px; transform: translateX(-50%); }
.pin--bottom .pin-lab { left: 0; top: 15px; transform: translateX(-50%); }
.pin:hover .pin-dot { transform: translate(-50%, -50%) scale(1.35); }
.pin:hover .pin-lab { background: #fff; border-color: var(--line-strong); }

/* 地图下方的据点图例，与点位一一对应 */
.g-legend {
  list-style: none; margin: 34px 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(5, 1fr);
  border-top: 1px solid var(--ink);
}
.g-legend li {
  display: flex; align-items: baseline; gap: 9px;
  padding: 16px 16px 16px 0; font-size: 14px; letter-spacing: -0.01em;
  border-right: 1px solid var(--line);
}
.g-legend li:last-child { border-right: 0; }
.g-legend .lg-dot {
  width: 7px; height: 7px; border-radius: 50%; background: var(--ink);
  flex: 0 0 auto; transform: translateY(-2px);
}
.g-legend .is-hq .lg-dot { background: var(--coral); }
.g-legend i {
  font-style: normal; font-size: 10px; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--coral);
}
.g-regions {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 0; margin-top: 56px; border-top: 1px solid var(--line);
}
.rg { padding: 22px 20px 26px 0; border-right: 1px solid var(--line); }
.rg:last-child { border-right: 0; }
.rg-code {
  display: inline-block; font-family: var(--mono, var(--font-body)); font-size: 10.5px;
  letter-spacing: .12em; color: var(--violet); margin-bottom: 10px;
}
.rg b { display: block; font-size: 15px; letter-spacing: -.01em; }
.rg-mk {
  display: block; margin-top: 8px; font-size: 11.5px; line-height: 1.75;
  color: var(--muted);
}
.g-offices { border-top: 1px solid var(--ink); padding-top: 22px; }
.g-offices ul { list-style: none; margin: 0; padding: 0; }
.g-offices li {
  padding: 9px 0; border-bottom: 1px solid var(--line);
  font-size: 13.5px; color: var(--muted);
}
.g-offices li:last-child { border-bottom: 0; }

.team-head { margin-top: 96px; }
.people { margin-top: 34px; }
.person {
  display: grid;
  grid-template-columns: 132px minmax(0, .68fr) minmax(0, 1.32fr);
  grid-template-areas: "ph id bio";
  gap: 34px; padding: 30px 0; border-top: 1px solid var(--line);
  align-items: start;
}
.person-photo { grid-area: ph; }
.person-id { grid-area: id; }
.person-bio { grid-area: bio; max-width: none; }
.person:last-child { border-bottom: 1px solid var(--line); }
.person-photo img {
  width: 132px; height: 132px; object-fit: cover; border-radius: 50%;
  filter: grayscale(1) contrast(1.05); transition: filter .4s;
}
.person:hover .person-photo img { filter: none; }
.person-meta h3 {
  margin: 4px 0 4px; font-family: var(--font-display); font-weight: 700;
  font-size: 20px; letter-spacing: -.02em;
}
.person-role {
  margin: 0 0 10px; font-size: 11.5px; letter-spacing: .1em;
  text-transform: uppercase; color: var(--violet);
}
.person-bio {
  margin: 0; font-size: 14px; line-height: 1.78; color: var(--muted);
}

/* ------------------------------------------------------------- 06 客户 */
.clients { max-width: 1240px; margin: 0 auto; padding: 110px 40px 40px; }
.logos {
  display: grid; grid-template-columns: repeat(6, 1fr);
  gap: 46px 30px; margin-top: 44px;
  padding: 38px 0; border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.logo-item { display: grid; place-items: center; min-height: 34px; }
.logo-item img {
  width: 176px; height: 44px; object-fit: contain;
  filter: grayscale(1) contrast(1.1); opacity: .68;
  transition: filter .3s, opacity .3s;
}
.logo-item:hover img { filter: none; opacity: 1; }
.cl-note { margin: 18px 0 0; font-size: 11.5px; color: var(--muted-2); }

/* ------------------------------------------------------------- 联系块 */
.contact { background: var(--ink); color: #fff; margin-top: 110px; }
.contact-in {
  max-width: 1240px; margin: 0 auto; padding: 96px 40px 100px;
}
.contact-title {
  margin: 0 0 20px; max-width: 900px;
  text-wrap: balance;   /* 两行时自动均分，避免最后一行只剩一个词 */
  font-family: var(--font-display); font-weight: 800;
  font-size: clamp(32px, 4.4vw, 60px); line-height: 1.02; letter-spacing: -.04em;
}
.contact-lede {
  margin: 0 0 34px; max-width: 520px; font-size: 16px;
  line-height: 1.7; color: rgba(255, 255, 255, .58);
}
.btn-inv { background: #fff; color: var(--ink); border-color: #fff; }
.btn-inv:hover { background: #eceaff; color: var(--ink); }

/* --------------------------------------------------------------- 页脚 */
.foot-inner {
  align-items: flex-start; gap: 72px;
  padding: 80px 40px 56px;
}
.foot-lead { max-width: 560px; }
.foot-nav { display: flex; gap: 64px; margin-left: auto; }
.foot-col ul { list-style: none; margin: 0; padding: 0; }
.foot-col li { margin-bottom: 9px; }
.foot-col a {
  font-size: 13px; color: rgba(255, 255, 255, .6);
  transition: color .2s; word-break: break-all;
}
.foot-col a:hover { color: #fff; }
.foot-base {
  max-width: 1240px; margin: 0 auto;
  padding: 22px 40px 14px; border-top: 1px solid rgba(255, 255, 255, .12);
  display: flex; align-items: center; gap: 26px; flex-wrap: wrap;
  font-size: 11.5px; color: rgba(255, 255, 255, .4);
}
.foot-legal {
  max-width: 1240px; margin: 0 auto; padding: 0 40px 26px;
  font-size: 11px; line-height: 1.6; color: rgba(255, 255, 255, .3);
}
.foot-legal p { margin: 0; }
.foot-base .langs { margin-left: auto; }
.foot-base .lang { color: rgba(255, 255, 255, .45); }
.foot-base .lang:hover { color: #fff; background: rgba(255, 255, 255, .08); }
.foot-base .lang.is-on { color: #fff; background: rgba(255, 255, 255, .14); }

/* --------------------------------------------------------------- 404 */
.err { padding-top: 168px; }
.err-cta { margin-top: 36px; }

/* --------------------------------------------------------- 新区块响应式 */
@media (max-width: 1080px) {
  .creators, .services, .global, .clients { padding-left: 28px; padding-right: 28px; }
  .approach-dark .sec-head, .approach-dark .steps-wrap, .approach-dark .caps-wrap,
  .contact-in, .foot-inner, .foot-base, .foot-legal { padding-left: 28px; padding-right: 28px; }
  /* 窄屏只留目录，右侧案例图隐去（整行仍可点进详情），高亮态随之取消 */
  .svc-wrap { grid-template-columns: 1fr; gap: 0; margin-top: 36px; }
  .svc-prev { display: none; }
  .svc.is-on { background: none; color: inherit; border-color: var(--line); }
  .svc.is-on .svc-n { color: var(--muted-2); }
  .svc.is-on .svc-desc { color: var(--muted); }
  .svc { grid-template-columns: 34px minmax(0, 1fr); gap: 4px 14px; padding: 22px 18px 22px 16px; }
  .svc:hover, .svc:focus-visible, .svc.is-on { padding-left: 22px; }
  .svc-name { font-size: 18px; }
  .g-grid { grid-template-columns: 1fr; gap: 36px; margin-top: 44px; }
  .g-map { margin-top: 40px; }
  .map-dots path { fill: rgba(11, 13, 23, 0.26); }
  .caps { grid-template-columns: repeat(2, 1fr); gap: 26px; }
  .foot-inner { gap: 48px; }
  .nav-right .langs { display: none; }
}

@media (max-width: 720px) {
  .creators, .services, .global, .clients { padding-left: 20px; padding-right: 20px; padding-top: 76px; }
  .approach-dark { padding: 76px 0 72px; margin-top: 76px; }
  .approach-dark .sec-head, .approach-dark .steps-wrap, .approach-dark .caps-wrap,
  .contact-in, .foot-inner, .foot-base, .foot-legal { padding-left: 20px; padding-right: 20px; }
  .cr-grid { grid-template-columns: repeat(auto-fill, minmax(96px, 1fr)); gap: 20px 14px; }
  .steps { grid-template-columns: 1fr; }
  .step { padding: 20px 0 22px; border-top: 1px solid rgba(255, 255, 255, .18); }
  .step + .step { padding-left: 0; }
  .caps { grid-template-columns: 1fr; }
  .cap { padding-left: 16px; }
  .g-regions { grid-template-columns: 1fr 1fr; }
  .rg { padding: 18px 14px 20px 0; }
  .rg-mk { max-width: none; }
  /* 手机上地图像素太密，标签会互相压住，只留点位，信息交给下方列表 */
  .g-map { margin-top: 32px; }
  .pin-lab { display: none; }
  .map-dots path { fill: rgba(11, 13, 23, 0.32); }
  .g-legend { grid-template-columns: 1fr 1fr; margin-top: 26px; }
  .g-legend li { border-bottom: 1px solid var(--line); padding: 13px 12px 13px 0; }
  .g-legend li:nth-child(2n) { border-right: 0; }
  .g-legend li:last-child { border-bottom: 0; }
  .person {
    grid-template-columns: 84px minmax(0, 1fr);
    grid-template-areas: "ph id" "bio bio";
    gap: 16px 20px; padding: 24px 0;
  }
  .person-photo img { width: 84px; height: 84px; }
  .person-meta h3 { font-size: 17px; }
  .person-bio { font-size: 13.5px; }
  .logos { grid-template-columns: repeat(3, 1fr); gap: 34px 18px; padding: 28px 0; }
  .logo-item { min-height: 34px; }
  .logo-item img { width: 120px; height: 30px; }
  .contact-in { padding-top: 66px; padding-bottom: 70px; }
  .foot-inner { flex-direction: column; padding-top: 56px; padding-bottom: 36px; }
  .foot-nav { margin-left: 0; gap: 44px; }
  .foot-base { gap: 10px; flex-direction: column; align-items: flex-start; }
  .foot-base .langs { margin-left: 0; }
}

/* 达人区底部操作 */
.cr-foot {
  display: flex; justify-content: center; align-items: center;
  gap: 22px; flex-wrap: wrap; margin-top: 38px;
}
.cr-join {
  font-size: 13px; color: var(--blue);
  border-bottom: 1px solid transparent; transition: border-color .2s;
}
.cr-join:hover { border-bottom-color: var(--blue); }

/* 中文标题字距（西文用的紧字距会让汉字挤在一起） */
html[lang="zh-Hans"] .hero-title,
html[lang="zh-Hans"] .h2,
html[lang="zh-Hans"] .case-title,
html[lang="zh-Hans"] .contact-title { letter-spacing: -0.005em; }
html[lang="zh-Hans"] .card-title,
html[lang="zh-Hans"] .svc-name,
html[lang="zh-Hans"] .person-meta h3 { letter-spacing: 0; }

.cr-empty {
  margin: 40px 0 0; padding: 34px 0; text-align: center;
  font-size: 13.5px; color: var(--muted-2);
  border-top: 1px solid var(--line); border-bottom: 1px solid var(--line);
}
.cr-empty[hidden] { display: none; }

/* 西/葡语标题词更长，单独收一档字号，避免首屏标题被拆成三行 */
html[lang="es"] .hero-title,
html[lang="pt"] .hero-title { font-size: clamp(34px, 4.5vw, 64px); line-height: 1; }
html[lang="es"] .contact-title,
html[lang="pt"] .contact-title { font-size: clamp(30px, 4vw, 54px); }
/* 葡语按自然换行断得更好（均分会把 "na frente" 拆开） */
html[lang="pt"] .contact-title { text-wrap: wrap; }