.oem-page {
  background: #fff;
  color: #111;
}

.oem-page::before,
.oem-page::after {
  display: none;
}

.oem-page .inner.oem-inner {
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.oem-page .topbar {
  position: absolute;
  top: calc(12 * var(--u));
  left: 50%;
  width: 100vw;
  transform: translateX(-50%);
  padding: 0 calc(16 * var(--u));
  box-sizing: border-box;
  z-index: 10;
  height: calc(24 * var(--u));
  margin-top: 0;
  align-items: center;
}

.oem-page .logo {
  transform: none;
  line-height: 1;
}

.oem-page .logo-main {
  font-size: calc(19 * var(--u));
  letter-spacing: calc(0.8 * var(--u));
  color: rgba(16, 16, 16, 0.88);
}

.oem-page .logo-sub {
  margin-top: calc(-1 * var(--u));
  font-size: calc(5 * var(--u));
  letter-spacing: calc(0.9 * var(--u));
  color: rgba(16, 16, 16, 0.86);
}

.oem-page .top-right {
  gap: calc(9 * var(--u));
}

.oem-page .pill {
  height: calc(14 * var(--u));
  border-radius: calc(8 * var(--u));
  border: calc(1 * var(--u)) solid rgba(17, 17, 17, 0.92);
  background: rgba(17, 17, 17, 0.95);
  color: #fff;
  font-size: calc(9.5 * var(--u));
  letter-spacing: calc(0.4 * var(--u));
  padding: 0 calc(6 * var(--u));
  transform: none;
}

.oem-page .menu {
  width: calc(12 * var(--u));
  height: calc(11 * var(--u));
}

.oem-page .menu span {
  width: calc(12 * var(--u));
  height: calc(1 * var(--u));
  background: rgba(17, 17, 17, 0.82);
}

.oem-page .menu span:nth-child(2) {
  top: calc(4 * var(--u));
}

.oem-page .menu span:nth-child(3) {
  top: calc(8 * var(--u));
}

/* Hero Section - 三张模特图片 */
.oem-hero {
  margin-top: 0;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.oem-hero-grid {
  height: calc(390 * var(--u));
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  position: relative;
  overflow: hidden;
}

.oem-hero-grid::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: calc(58 * var(--u));
  background: rgba(233, 233, 233, 0.22);
  pointer-events: none;
  z-index: 2;
}

.oem-hero-photo {
  position: relative;
  overflow: hidden;
}

.oem-hero-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.oem-hero-caption {
  position: absolute;
  right: calc(58 * var(--u));
  bottom: calc(72 * var(--u));
  margin: 0;
  font-family: var(--font-sans-cjk);
  font-size: 106px;
  font-weight: 200;
  line-height: 1;
  letter-spacing: 4px;
  color: rgba(255, 255, 255, 0.92);
  z-index: 4;
  white-space: nowrap;
  display: inline-block;
  padding-bottom: calc(8 * var(--u));
  pointer-events: none;
}

.oem-hero-caption::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.72);
}

.hero-logo {
  position: absolute;
  top: calc(16 * var(--u));
  right: calc(16 * var(--u));
  font-family: var(--font-sans-cjk);
  font-size: calc(16 * var(--u));
  letter-spacing: calc(1 * var(--u));
  color: rgba(255, 255, 255, 0.9);
  font-weight: 400;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.15);
}

.hero-title {
  font-family: var(--font-sans-cjk);
  font-size: calc(48 * var(--u));
  font-weight: 400;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: calc(2 * var(--u));
  margin: 0;
  text-shadow: 0 calc(2 * var(--u)) calc(8 * var(--u)) rgba(0, 0, 0, 0.3);
}

/* Service Section */
.oem-service {
  padding: clamp(48px, 5vw, 84px) 0 clamp(12px, 2vw, 26px);
  background: #fff;
  overflow: visible;
}

.oem-service-composition {
  position: relative;
  width: min(100%, 1220px);
  margin: 0 auto;
  aspect-ratio: 1180 / 670;
  position: relative;
  width: 100%;
  max-width: calc(600 * var(--u));
}

.oem-service-copy {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  z-index: 5;
}

.oem-service-title {
  margin: 0;
  font-family: var(--font-sans-cjk);
  font-size: clamp(30px, 3.05vw, 50px);
  line-height: 1.1;
  font-weight: 400;
  letter-spacing: 0.12em;
  color: #111;
  text-transform: uppercase;
  white-space: normal;
}

.oem-service-stage {
  position: absolute;
  inset: 0;
  overflow: visible;
}

.oem-service-portrait,
.oem-service-eye,
.oem-service-lens-card {
  position: absolute;
  margin: 0;
  overflow: hidden;
}

.oem-service-portrait {
  top: 4.2%;
  right: 0;
  width: 45.8%;
  aspect-ratio: 808 / 944;
  background: linear-gradient(180deg, #f6dfd6 0%, #f0c6bb 100%);
  z-index: 1;
}

.oem-service-portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  object-position: center center;
  transform: scale(1.01);
}

.oem-service-eye {
  left: 1.6%;
  top: 31.4%;
  width: 35.3%;
  aspect-ratio: 613 / 367;
  background: #f7ddd3;
  z-index: 2;
}

.oem-service-eye img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  object-position: center;
  transform: scale(1.015);
}

.oem-service-dots {
  display: none;
}

.oem-service-lens-card {
  left: 31.8%;
  bottom: 4.5%;
  width: 29.2%;
  aspect-ratio: 503 / 388;
  padding: clamp(10px, 1vw, 16px);
  background: #fff;
  border: 1px solid #e6dfd7;
  box-shadow: 0 18px 34px rgba(71, 48, 29, 0.12);
  box-sizing: border-box;
  z-index: 4;
}

.oem-service-lens-card img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}


.oem-service-lens {
  position: relative;
  width: 72%;
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.98) 0 23%, rgba(255, 255, 255, 0) 24%),
    repeating-conic-gradient(from 0deg, rgba(125, 165, 156, 0.9) 0deg 7deg, rgba(237, 222, 165, 0.92) 7deg 14deg, rgba(133, 176, 165, 0.88) 14deg 21deg),
    radial-gradient(circle at 50% 50%, #ffffff 0 20%, #d7decf 28%, #8ead9e 48%, #79968f 58%, #ebefea 74%, #ffffff 82%);
  box-shadow:
    inset 0 0 0 5px rgba(255, 255, 255, 0.72),
    inset 0 0 14px rgba(74, 86, 78, 0.22),
    0 10px 20px rgba(61, 53, 44, 0.18);
}

.oem-service-lens::before,
.oem-service-lens::after {
  content: "";
  position: absolute;
  border-radius: 50%;
}

.oem-service-lens::before {
  inset: 8%;
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: inset 0 0 0 1px rgba(118, 142, 136, 0.3);
}

.oem-service-lens::after {
  width: 11%;
  height: 11%;
  right: 16%;
  top: 15%;
  background: rgba(255, 255, 255, 0.96);
  box-shadow:
    -118% 188% 0 2px rgba(255, 255, 255, 0.84),
    0 0 10px rgba(255, 255, 255, 0.5);
}

/* ODM/OEM Model Sections */
.oem-model-section {
  padding: calc(20 * var(--u)) 0;
  background: #fff;
  margin-top: 50px;
  position: relative;
  width: 100%;
  max-width: calc(600 * var(--u));
  margin: 0 auto;
}

.oem-model-odm {
  background: #fff;
}

.model-head {
  text-align: right;
  margin-bottom: calc(40 * var(--u));
}

.model-head-left {
  text-align: left;
}

.model-tag {
  font-family: var(--font-sans-cjk);
  font-size: 80px;
  letter-spacing: 4px;
  font-weight: 400;
  margin: 0;
  line-height: 1;
  color: #111;
}

.model-sub {
  font-family: var(--font-sans-cjk);
  font-size: 70px;
  letter-spacing: 4px;
  font-weight: 400;
  margin: calc(4 * var(--u)) 0 0;
  color: #111;
}

.flow-figure-wrap {
  position: relative;
  width: 100%;
  max-width: calc(600 * var(--u));
  margin: 0 auto;
  overflow: visible;
}

.flow-orbit-dot {
  position: absolute;
  width: calc(6 * var(--u));
  height: calc(6 * var(--u));
  border-radius: 50%;
  background: #111;
  box-shadow: 0 0 0 calc(1 * var(--u)) rgba(255, 255, 255, 0.78);
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: 8;
}

.flow-row {
  display: flex;
  justify-content: flex-start;
  align-items: center;
  gap: 0;
}

.flow-row-top {
  margin-bottom: calc(50 * var(--u));
}

.flow-node-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  flex-shrink: 0;
}

.flow-node-wrap.flow-empty {
  width: calc(70 * var(--u));
  height: calc(70 * var(--u));
}

.flow-circle {
  width: calc(80 * var(--u));
  height: calc(80 * var(--u));
  border-radius: 50%;
  border: 1px solid #333;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.flow-circle.filled {
  background: #333;
  color: #fff;
}

.flow-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: var(--font-sans-cjk);
  font-size: 18px;
  text-align: center;
  color: #111;
  letter-spacing: calc(0.3 * var(--u));
  line-height: 1.3;
  white-space: nowrap;
}

.flow-circle.filled .flow-text {
  color: #fff;
}

.flow-line-h {
  width: calc(50 * var(--u));
  height: 1px;
  background: transparent;
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}

.flow-line-h::before {
  content: '';
  position: absolute;
  inset: 0;
  background: #333;
  transform: scaleX(1);
  transform-origin: left center;
}

.flow-line-h.flow-line-dot::after {
  content: '';
  position: absolute;
  width: calc(6 * var(--u));
  height: calc(6 * var(--u));
  background: #333;
  border-radius: 50%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  opacity: 1;
}

.flow-connect {
  position: absolute;
  width: 1px;
  height: calc(50 * var(--u));
  background: transparent;
  top: calc(80 * var(--u));
  overflow: hidden;
}

.flow-connect::before {
  content: '';
  position: absolute;
  inset: 0;
  background: #333;
  transform: scaleY(1);
  transform-origin: top center;
}

/* ODM锛氶粦绾夸粠鏃犲埌鏈夛紝璺緞鏂瑰悜锛氫笂鎺掑彸->宸?锛屽瀭绾夸笂->涓嬶紝涓嬫帓宸?->鍙? */
.flow-odm {
  --flow-draw: 0.42s;
  --flow-step: 0.48s;
}

.flow-odm .flow-line-h,
.flow-odm .flow-connect {
  background: #000;
}

.flow-odm .flow-line-h::before {
  transform: scaleX(1);
  animation: none !important;
}

.flow-odm .flow-connect::before {
  transform: scaleY(1);
  animation: none !important;
}

.flow-odm .flow-line-h::before {
  transform: scaleX(0);
  animation-duration: var(--flow-draw);
  animation-timing-function: linear;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

.flow-odm .flow-connect::before {
  transform: scaleY(0);
  animation-name: flowDrawDown;
  animation-duration: var(--flow-draw);
  animation-timing-function: linear;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
  transform-origin: top center;
}

.flow-odm .odm-top-line-3::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 0);
  transform-origin: right center;
}

.flow-odm .odm-top-line-2::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 1);
  transform-origin: right center;
}

.flow-odm .odm-top-line-1::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 2);
  transform-origin: right center;
}

.flow-odm .odm-connect-line::before {
  animation-delay: calc(var(--flow-step) * 3);
}

.flow-odm .odm-bottom-line-1::before {
  animation-name: flowDrawLR;
  animation-delay: calc(var(--flow-step) * 4);
  transform-origin: left center;
}

.flow-odm .odm-bottom-line-2::before {
  animation-name: flowDrawLR;
  animation-delay: calc(var(--flow-step) * 5);
  transform-origin: left center;
}

.flow-odm .odm-bottom-line-3::before {
  animation-name: flowDrawLR;
  animation-delay: calc(var(--flow-step) * 6);
  transform-origin: left center;
}

.flow-odm .odm-bottom-line-4::before {
  animation-name: flowDrawLR;
  animation-delay: calc(var(--flow-step) * 7);
  transform-origin: left center;
}

.flow-odm .odm-top-line-3.flow-line-dot::after {
  display: none;
}

@keyframes flowDrawLR {
  0% {
    transform: scaleX(0);
  }
  100% {
    transform: scaleX(1);
  }
}

@keyframes flowDrawRL {
  0% {
    transform: scaleX(0);
  }
  100% {
    transform: scaleX(1);
  }
}

@keyframes flowDrawDown {
  0% {
    transform: scaleY(0);
  }
  100% {
    transform: scaleY(1);
  }
}

@keyframes flowDotOn {
  0% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(0.65);
  }
  100% {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* ODM: 上排4个，下排5个，左对齐，垂线在左 */
.flow-odm .flow-row-top {
  padding-left: 0;
}

.flow-odm .flow-row-bottom {
  padding-left: 0;
}

.flow-odm .flow-connect-left {
  left: calc(38 * var(--u));
}

/* OEM: 上排4个(带空位)，下排5个，两行右对齐，垂线连接右侧圈 */
.flow-oem .flow-row-top {
  padding-left: calc(67 * var(--u));
  justify-content: flex-end;
}

.flow-oem .flow-row-bottom {
  padding-left: 0;
  justify-content: flex-end;
}

.flow-oem .flow-connect-oem {
  right: calc(35 * var(--u));
  left: auto;
}

/* OEM animation: top row left->right, then down, bottom row right->left */
.flow-oem {
  --flow-draw: 0.42s;
  --flow-step: 0.48s;
}

.flow-oem .flow-line-h,
.flow-oem .flow-connect {
  background: #000;
}

.flow-oem .flow-line-h::before {
  transform: scaleX(1);
  animation: none !important;
}

.flow-oem .flow-connect::before {
  transform: scaleY(1);
  animation: none !important;
}

.flow-oem .flow-line-h::before {
  transform: scaleX(0);
  animation-duration: var(--flow-draw);
  animation-timing-function: linear;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
}

.flow-oem .flow-connect::before {
  transform: scaleY(0);
  animation-name: flowDrawDown;
  animation-duration: var(--flow-draw);
  animation-timing-function: linear;
  animation-iteration-count: 1;
  animation-fill-mode: forwards;
  transform-origin: top center;
}


.flow-oem .oem-top-line-2::before {
  animation-name: flowDrawLR;
  animation-delay: calc(var(--flow-step) * 1);
  transform-origin: left center;
}

.flow-oem .oem-top-line-3::before {
  animation-name: flowDrawLR;
  animation-delay: calc(var(--flow-step) * 2);
  transform-origin: left center;
}

.flow-oem .oem-connect-line::before {
  animation-delay: calc(var(--flow-step) * 3);
}

.flow-oem .oem-bottom-line-4::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 4);
  transform-origin: right center;
}

.flow-oem .oem-bottom-line-3::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 5);
  transform-origin: right center;
}

.flow-oem .oem-bottom-line-2::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 6);
  transform-origin: right center;
}

.flow-oem .oem-bottom-line-1::before {
  animation-name: flowDrawRL;
  animation-delay: calc(var(--flow-step) * 7);
  transform-origin: right center;
}

.flow-note {
  margin: calc(40 * var(--u)) auto 0;
  font-size: 18px;
  line-height: 1.6;
  color: #333;
  max-width: calc(800 * var(--u));
  text-align: justify;
  text-align-last: left;
  hyphens: auto;
  overflow-wrap: break-word;
  word-break: normal;
  position: relative;
  width: 100%;
  max-width: calc(600 * var(--u));
}

/* Timeline Section */
.oem-timeline-v2 {
  padding: 32px 0 58px;
  background: #fff;
}

.timeline-grid-v2 {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 16px;
  align-items: stretch;
  padding:0 55px;
}

.timeline-card-v2 {
  min-height: 540px;
  background: #dfdfdf;
  display: flex;
  flex-direction: column;
  padding: 45px 18px 20px;
}

.tl-year {
  margin: 0;
  font-family: var(--font-sans-cjk);
  line-height: 1;
}

.tl-year-major {
  margin: 24px 0 10px;
  text-align: center;
  font-size: 80px;
  color: #ab8867;
  letter-spacing: 1px;
}

.tl-year-minor {
  margin: 14px 0 32px 4px;
  text-align: center;
  font-size: 42px;
  color: #1d1d1d;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 12px;
}

.tl-year-range {
  margin: 10px 0 14px;
  text-align: left;
  font-size: 41px;
  color: #1f1f1f;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 8px;
}

.tl-year-plain {
  margin: 14px 0 10px;
  text-align: center;
  font-size: 42px;
  color: #202020;
  letter-spacing: 0.5px;
}

.tl-copy {
  margin: 0;
  font-family: var(--font-sans-cjk);
  font-size: 17px;
  line-height:24px;
  color: #2b2b2b;
  text-align: justify;
  text-align-last: left;
  hyphens: auto;
  overflow-wrap: break-word;
  word-break: normal;
}

.tl-copy + .tl-year {
  margin-top: 10px;
}

.tl-media {
  margin: 8px -18px 15px;
  padding: 10px 0 9px;
  background: #ececf1;
  display: flex;
  justify-content: center;
  align-items: center;
  height:215px;
}

.tl-media-top {
  margin-top: 0;
}

.tl-media-bottom {
  margin-top: 60px;
}

.tl-arrow {
  width: 0;
  height: 0;
  border-left: 6px solid transparent;
  border-right: 6px solid transparent;
  border-top: 7px solid #111;
  margin: 2px auto 12px;
  flex: 0 0 auto;
}

.lens-cluster {
  width: 148px;
  height: 124px;
  position: relative;
}

.lens {
  position: absolute;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid rgba(118, 122, 127, 0.9);
  box-shadow:
    inset 0 0 0 3px rgba(255, 255, 255, 0.55),
    inset 0 0 12px rgba(0, 0, 0, 0.2),
    0 2px 4px rgba(0, 0, 0, 0.24);
}

.lens::before {
  content: "";
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  border: 1px dashed rgba(255, 255, 255, 0.55);
}

.lens-blue {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle at 36% 34%, #f6fbff 0 22%, #bad7e5 50%, #8eb4c8 72%, #e3d6c5 100%);
}

.lens-green {
  top: 42px;
  left: 8px;
  background: radial-gradient(circle at 36% 34%, #f8fff9 0 22%, #cce7c0 50%, #9cc791 72%, #e8dac6 100%);
}

.lens-brown {
  top: 42px;
  right: 8px;
  background: radial-gradient(circle at 36% 34%, #fff9f4 0 22%, #edd7bf 50%, #d2aa7b 72%, #ecdac7 100%);
}

.lens-clear {
  top: 80px;
  left: 50%;
  transform: translateX(-50%);
  background: radial-gradient(circle at 36% 34%, #fffef8 0 24%, #efe6d0 52%, #d7c8a8 75%, #f0e6d6 100%);
}

.lens-label {
  position: absolute;
  font-family: var(--font-sans-cjk);
  font-size: 8px;
  line-height: 1;
  color: #6c6c6c;
}

.lens-label-blue {
  top: 49px;
  left: 50%;
  transform: translateX(-50%);
}

.lens-label-green {
  top: 93px;
  left: 14px;
}

.lens-label-brown {
  top: 93px;
  right: 14px;
}

.timeline-card-v2-2019 .tl-year-minor:first-child {
  margin-top: 25px;
}

.timeline-card-v2-2021 .tl-year-major,
.timeline-card-v2-2024 .tl-year-major {
  margin-top: 6px;
}

@media (max-width: 1120px) {
  .oem-timeline-v2 {
    overflow-x: auto;
    padding-bottom: 46px;
  }

  .timeline-grid-v2 {
    min-width: 940px;
  }
}

@media (max-width: 640px) {
  .timeline-grid-v2 {
    min-width: 880px;
    gap: 12px;
  }

  .timeline-card-v2 {
    min-height: 500px;
    padding: 10px 14px 16px;
  }

  .tl-media {
    margin-left: -14px;
    margin-right: -14px;
  }

  .tl-year-major {
    font-size: 54px;
  }

  .tl-year-minor {
    font-size: 42px;
    text-align: center;
  }


  .tl-year-range,
  .tl-year-plain {
    font-size: 44px;
  }

  .tl-copy {
    font-size: 11px;
  }
}

/* Timeline Section - Rebuilt */
.oem-timeline-v2 {
  padding: 34px 0 58px;
  background: #fff;
}

.timeline-grid-v2 {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
  align-items: start;
  padding: 0 18px;
}

.timeline-card-v2 {
  min-height: 604px;
  background: #f3f3f0;
  display: flex;
  flex-direction: column;
  padding: 18px 22px 24px;
}

.tl-year {
  margin: 0;
  font-family: var(--font-sans-cjk);
  line-height: 1;
  font-weight: 400;
  text-decoration: underline;
}

.tl-year-display {
  margin: 10px 0 14px;
  text-align: center;
  font-size: clamp(56px, 5vw, 86px);
  color: #b88a66;
  letter-spacing: 0.04em;
  z-index: 999;
  text-decoration: none;
}

.tl-year-display-centered {
  margin: 4px 0 0;
}

.tl-year-dark {
  font-size: 34px;
  color: #151515;
  text-align: center;
  letter-spacing: 0.03em;
}

.tl-year-underline {
  position: relative;
  display: inline-block;
  align-self: center;
  padding-bottom: 8px;
}


.tl-year-range {
  align-self: flex-start;
  margin: 78px 0 16px;
  font-size: 54px;
  color: #171717;
  letter-spacing: 0.02em;
}

.tl-year-mid {
  margin-top: 74px;
  margin-bottom: 18px;
}

.tl-year-bottom {
  margin-top: auto;
  margin-bottom: 18px;
}

.timeline-card-v2-2022 .tl-year-display {
  margin-bottom: 10px;
}

.timeline-card-v2-2022 .tl-copy:first-of-type,
.timeline-card-v2-2024 .tl-copy {
  font-size: 13px;
  line-height: 1.48;
}

.tl-copy {
  margin: 0;
  font-family: var(--font-sans-cjk);
  font-size: 14px;
  line-height: 1.55;
  color: #1f1f1f;
  text-align: justify;
  text-align-last: left;
  hyphens: auto;
  overflow-wrap: anywhere;
  word-break: break-word;
}

.timeline-card-v2-2015 .tl-copy:first-of-type,
.timeline-card-v2-2021 .tl-copy,
.timeline-card-v2-2024 .tl-copy {
  padding: 0 2px;
}

.timeline-card-v2-2015 .tl-year-display,
.timeline-card-v2-2024 .tl-year-display {
  margin-top: 18px;
}

.tl-photo {
  position: relative;
  overflow: hidden;
  background: #dde1e3;
}

.tl-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: saturate(0.9) contrast(1.02);
}

.tl-photo-bleed,
.tl-photo-machine,
.tl-photo-cleanroom-a,
.tl-photo-cleanroom-b,
.tl-photo-campus {
  width: calc(100% + 44px);
  margin-left: -22px;
  margin-right: -22px;
}

.tl-photo-office {
  height: 142px;
  margin-top: 4px;
  margin-bottom: 12px;
}

.tl-photo-machine {
  height: 145px;
  margin-top: auto;
}

.tl-photo-top {
  margin-top: 14px;
}

.tl-photo-cleanroom-a {
  height: 145px;
  margin-bottom: 10px;
}

.tl-photo-cleanroom-b {
  height: 164px;
  margin-top: 10px;
  margin-bottom: 14px;
}

.tl-photo-campus {
  height: 168px;
  margin-top: -2px;
  margin-bottom: 14px;
}

.tl-photo-campus img {
  object-position: center;
}

.tl-photo-badge {
  position: absolute;
  right: 10px;
  bottom: 10px;
  width: 96px;
  padding: 6px 8px;
  background: rgba(255, 255, 255, 0.96);
  box-shadow: 0 5px 14px rgba(0, 0, 0, 0.12);
}

.tl-photo-badge img {
  width: 100%;
  height: auto;
  display: block;
}

.tl-arrow {
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 8px solid #111;
  margin: 10px auto 12px;
  flex: 0 0 auto;
}

.tl-doc-stack {
  position: relative;
  width: 150px;
  height: 112px;
  margin: 34px auto 52px;
}

.tl-doc {
  position: absolute;
  width: 62px;
  height: 90px;
  border: 1px solid #dad6d2;
  background: linear-gradient(180deg, #fff 0%, #fbfaf8 100%);
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.08);
}

.tl-doc::before {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 10px;
  height: 10px;
  background: linear-gradient(90deg, #dcc0ab 0 46%, transparent 46% 100%);
}

.tl-doc::after {
  content: "";
  position: absolute;
  left: 8px;
  right: 8px;
  top: 28px;
  height: 42px;
  background: repeating-linear-gradient(180deg, #d1ccc6 0 1px, transparent 1px 8px);
  opacity: 0.9;
}

.tl-doc-1 {
  left: 0;
  top: 18px;
  transform: rotate(-3deg);
}

.tl-doc-2 {
  left: 22px;
  top: 8px;
  transform: rotate(-1deg);
}

.tl-doc-3 {
  left: 46px;
  top: 2px;
  transform: rotate(1deg);
}

.tl-doc-4 {
  left: 72px;
  top: 8px;
  transform: rotate(2deg);
}

.tl-doc-5 {
  left: 96px;
  top: 18px;
  transform: rotate(3deg);
}

@media (max-width: 1120px) {
  .oem-timeline-v2 {
    overflow-x: auto;
    padding-bottom: 46px;
  }

  .timeline-grid-v2 {
    min-width: 1024px;
    padding-bottom: 2px;
  }
}

@media (max-width: 640px) {
  .timeline-grid-v2 {
    min-width: 920px;
    gap: 12px;
  }

  .timeline-card-v2 {
    min-height: 560px;
    padding: 16px 16px 18px;
  }

  .tl-photo-bleed,
  .tl-photo-machine,
  .tl-photo-cleanroom-a,
  .tl-photo-cleanroom-b,
  .tl-photo-campus {
    width: calc(100% + 32px);
    margin-left: -16px;
    margin-right: -16px;
  }

  .tl-year-display {
    font-size: 58px;
  }

  .tl-year-dark {
    font-size: 30px;
  }

  .tl-year-range {
    font-size: 46px;
  }

  .tl-copy {
    font-size: 12px;
    line-height: 1.5;
  }

  .tl-doc-stack {
    transform: scale(0.92);
    transform-origin: center top;
    margin-bottom: 44px;
  }
}

/* Timeline Section - Pixel Alignment */
.timeline-grid-v2 {
  gap: 18px;
  padding: 0 18px;
}

.timeline-card-v2 {
  position: relative;
  display: block;
  height: 606px;
  min-height: 606px;
  padding: 0;
  background: #f2f2ef;
  overflow: hidden;
}

.tl-photo,
.tl-doc-stack,
.tl-year,
.tl-copy,
.tl-arrow {
  position: absolute;
}

.tl-year-display {
  left: 0;
  right: 0;
  margin: 0;
  font-size: 58px;
  letter-spacing: 0.035em;
  color: #bd8d69;
}

.tl-year-dark {
  margin: 0;
  font-size: 28px;
  letter-spacing: 0.01em;
  color: #161616;
}

.tl-year-underline {
  padding-bottom: 9px;
}

.tl-year-underline::after {
  bottom: 0;
}

.tl-copy {
  left: 22px;
  right: 18px;
  margin: 0;
  font-size: 13px;
  line-height: 1.42;
  color: #181818;
  text-align: justify;
  text-align-last: left;
}

.tl-photo-bleed,
.tl-photo-machine,
.tl-photo-cleanroom-a,
.tl-photo-cleanroom-b,
.tl-photo-campus {
  left: 0;
  right: 0;
  width: auto;
  margin: 0;
}

.tl-photo img {
  filter: none;
}

.tl-arrow {
  width: 0;
  height: 0;
  margin: 0;
  left: 50%;
  transform: translateX(-50%);
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 8px solid #111;
}

.tl-year-2015 {
  top: 48px;
}

.tl-photo-2015 {
  top: 104px;
  height: 145px;
}

.tl-arrow-2015 {
  top: 258px;
}

.tl-copy-2015 {
  top: 278px;
}

.tl-year-2016-2018 {
  top: 390px;
  left: 42px;
  font-size: 34px;
  letter-spacing: 0.01em;
  color: #151515;
}

.tl-copy-2016-2018 {
  top: 448px;
}

.tl-year-2019 {
  top: 46px;
  left: 50%;
  transform: translateX(-50%);
}

.tl-copy-2019 {
  top: 96px;
}

.tl-year-2020 {
  top: 246px;
  left: 50%;
  transform: translateX(-50%);
}

.tl-copy-2020 {
  top: 300px;
}

.tl-photo-2020 {
  left: 0;
  right: 0;
  bottom: 64px;
  height: 142px;
}

.tl-photo-2021-top {
  top: 34px;
  height: 142px;
}

.tl-year-2021 {
  top: 228px;
}

.tl-photo-2021-bottom {
  top: 274px;
  height: 144px;
}

.tl-arrow-2021 {
  top: 426px;
}

.tl-copy-2021 {
  top: 446px;
}

.tl-year-2022 {
  top: 26px;
}

.tl-photo-2022 {
  top: 76px;
  height: 144px;
}

.tl-photo-badge {
  right: 10px;
  bottom: 9px;
  width: 98px;
  padding: 4px 6px;
}

.tl-arrow-2022 {
  top: 235px;
}

.tl-copy-2022 {
  top: 260px;
  font-size: 12.5px;
  line-height: 1.38;
}

.tl-year-2023 {
  top: 458px;
  left: 50%;
  transform: translateX(-50%);
}

.tl-copy-2023 {
  top: 508px;
  font-size: 12.5px;
  line-height: 1.4;
}

.tl-year-2024 {
  top: 86px;
}

.tl-doc-stack-2024 {
  top: 185px;
  left: 50%;
  width: 156px;
  height: 92px;
  margin: 0;
  transform: translateX(-50%);
}

.tl-doc {
  width: 56px;
  height: 80px;
}

.tl-doc::before {
  left: 7px;
  right: 7px;
  top: 9px;
  height: 9px;
}

.tl-doc::after {
  left: 7px;
  right: 7px;
  top: 24px;
  height: 36px;
}

.tl-doc-1 {
  left: 0;
  top: 10px;
}

.tl-doc-2 {
  left: 24px;
  top: 6px;
}

.tl-doc-3 {
  left: 48px;
  top: 3px;
}

.tl-doc-4 {
  left: 76px;
  top: 7px;
}

.tl-doc-5 {
  left: 100px;
  top: 11px;
}

.tl-arrow-2024 {
  top: 304px;
}

.tl-copy-2024 {
  top: 334px;
  font-size: 12.5px;
  line-height: 1.4;
}

.timeline-card-v2-2015 .tl-photo img {
  object-position: center 62%;
}

.timeline-card-v2-2019 .tl-photo img {
  object-position: center;
}

.timeline-card-v2-2021 .tl-photo-2021-top img {
  object-position: center 42%;
}

.timeline-card-v2-2021 .tl-photo-2021-bottom img {
  object-position: center;
}

.timeline-card-v2-2022 .tl-photo-2022 img {
  object-position: center 54%;
}

@media (max-width: 640px) {
  .timeline-card-v2 {
    height: 606px;
    min-height: 606px;
  }
}

/* Partners Section */
.oem-partners {
  padding: calc(0 * var(--u)) calc(0 * var(--u));
  background: #fff;
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: calc(10 * var(--u));
}

.partner-cell {
  border: calc(1 * var(--u)) solid #e8dfd0;
  background: #faf7f2;
  padding: calc(22 * var(--u)) calc(12 * var(--u));
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--font-sans-cjk);
  font-size: calc(13 * var(--u));
  letter-spacing: calc(0.5 * var(--u));
  color: #b8956f;
  min-height: calc(60 * var(--u));
}
.partner-cell img{
  width:108px;
}
.partner-title {
  grid-column: 3 / span 3;
  grid-row: 2;
  border: calc(1 * var(--u)) solid #e8dfd0;
  background: #faf7f2;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-family: var(--font-sans-cjk);
  font-size: 54px;
  letter-spacing: calc(2 * var(--u));
  line-height: 1;
  color: #111;
  font-weight: 400;
}

.partners-title h2 {
  font-family: var(--font-sans-cjk);
  font-size: calc(26 * var(--u));
  letter-spacing: calc(2 * var(--u));
  line-height: 1.2;
  color: #111;
  margin: 0;
  font-weight: 400;
}

/* Footer */
.oem-page .bottom-band {
  background: #c5a284;
  min-height: calc(84 * var(--u));
  display: grid;
  grid-template-columns: 1fr calc(1 * var(--u)) calc(190 * var(--u));
  gap: calc(16 * var(--u));
  padding: calc(10 * var(--u)) calc(30 * var(--u));
  align-items: center;
}

.oem-page .footer-divider {
  height: calc(56 * var(--u));
  background: #8c6a4c;
  width: calc(1 * var(--u));
}

.oem-page .brand {
  display: flex;
  flex-direction: column;
  gap: calc(8 * var(--u));
}

.oem-page .brand .logo-main {
  font-size: calc(30 * var(--u));
  color: #2a2119;
}

.oem-page .brand .logo-sub {
  font-size: calc(7 * var(--u));
  letter-spacing: calc(0.9 * var(--u));
  color: #2a2119;
}

.oem-page .brand-copy {
  font-size: calc(8.5 * var(--u));
  line-height: 1.5;
  color: #2a2119;
  margin: 0;
}

.oem-page .qr-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: calc(8 * var(--u));
}

.oem-page .qr-wrap p {
  font-size: calc(9 * var(--u));
  line-height: 1.4;
  text-align: center;
  margin: 0;
  color: #2a2119;
}

.oem-page .qr {
  width: calc(62 * var(--u));
  height: calc(62 * var(--u));
  border: calc(3 * var(--u)) solid #fff;
  background: #fff;
  overflow: hidden;
}
@media (max-width: 1920px) {
  .partner-cell img {
    width: 159px;
  }
}
@media (max-width: 1440px) {
  .partner-cell img {
    width: 108px !important;
  }
}
/* Responsive */
@media (max-width: 1100px) {
  .oem-service-composition {
    aspect-ratio: 1100 / 648;
  }

  .oem-service-copy {
    width: min(42%, 474px);
  }

  .oem-service-title {
    font-size: clamp(28px, 3.5vw, 42px);
    letter-spacing: 0.1em;
  }

  .oem-service-eye {
    left: 2.2%;
    top: 32.6%;
    width: 34.5%;
  }

  .oem-service-lens-card {
    left: 30.4%;
    width: 30.2%;
  }
}

@media (max-width: 768px) {
  .oem-hero-grid {
    height: calc(300 * var(--u));
  }

  .oem-hero-grid::before {
    height: calc(42 * var(--u));
  }

  .oem-hero-caption {
    right: calc(20 * var(--u));
    bottom: calc(52 * var(--u));
    font-size: calc(34 * var(--u));
  }

  .hero-title {
    font-size: calc(32 * var(--u));
  }

  .oem-service {
    padding-top: 38px;
  }

  .oem-service-composition {
    display: grid;
    gap: 24px;
    aspect-ratio: auto;
    width: min(100%, 700px);
  }

  .oem-service-copy {
    position: relative;
    left: auto;
    top: auto;
    width: 100%;
  }

  .oem-service-title {
    font-size: clamp(26px, 5.4vw, 36px);
    line-height: 1.12;
    letter-spacing: 0.1em;
    white-space: normal;
  }

  .oem-service-stage {
    position: relative;
    inset: auto;
    width: 100%;
    aspect-ratio: 700 / 540;
  }

  .oem-service-portrait {
    top: 0;
    width: 54%;
  }

  .oem-service-eye {
    left: 0;
    top: 28%;
    width: 42%;
  }

  .oem-service-lens-card {
    left: 26%;
    bottom: 1.5%;
    width: 35%;
    padding: 10px;
  }

  .model-title {
    font-size: calc(50 * var(--u));
  }

  .model-subtitle {
    font-size: calc(20 * var(--u));
  }

  .flow-row {
    flex-wrap: wrap;
    gap: calc(15 * var(--u));
  }

  .flow-step {
    flex: 0 0 calc(50% - 10px);
  }

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

  .partners-title {
    grid-column: 1 / -1;
  }

  .oem-page .bottom-band {
    grid-template-columns: 1fr;
    gap: calc(20 * var(--u));
  }

  .oem-page .footer-divider {
    display: none;
  }
}

@media (max-width: 480px) {
  .oem-hero-grid {
    grid-template-columns: 1fr;
    height: auto;
  }

  .oem-hero-grid::before {
    height: calc(32 * var(--u));
  }

  .oem-hero-photo {
    height: calc(250 * var(--u));
  }

  .oem-hero-caption {
    right: calc(12 * var(--u));
    bottom: calc(38 * var(--u));
    font-size: calc(26 * var(--u));
  }

  .hero-title {
    font-size: calc(24 * var(--u));
  }

  .oem-service {
    padding-top: 28px;
  }

  .oem-service-composition {
    gap: 18px;
  }

  .oem-service-title {
    font-size: clamp(22px, 6vw, 28px);
    letter-spacing: 0.08em;
  }

  .oem-service-stage {
    aspect-ratio: 1 / 0.96;
  }

  .oem-service-portrait {
    top: 2%;
    width: 58%;
  }

  .oem-service-eye {
    top: 30%;
    width: 46%;
  }

  .oem-service-lens-card {
    left: 28%;
    bottom: 2%;
    width: 38%;
    padding: 8px;
    box-shadow: 0 14px 24px rgba(71, 48, 29, 0.1);
  }

  .model-title {
    font-size: calc(40 * var(--u));
  }

  .timeline-column {
    width: calc(100 * var(--u));
  }

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