/* ==========================================================================
   他石智能科技 · 官网首页（portal）
   site.css — 首页版式 / 组件 / 动效
   ========================================================================== */

.ts-main { overflow: clip; }

.ts-wrap {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0;
  box-sizing: border-box;
}

/* 满幅背景 */
.ts-bleed {
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

/* 满幅区块的内容容器：视口不足 1376 时需要补回内边距 */
@media (max-width: 1375px) {
  .ts-hero__grid,
  .ts-services > .ts-wrap,
  .ts-process__inner,
  .ts-forum > .ts-wrap {
    padding-left: var(--gutter);
    padding-right: var(--gutter);
  }
}

.ts-section {
  padding: 118px 0;
}

/* ---------- 文字元素 ---------- */
.ts-eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 26px;
  font-family: var(--font-latin);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .26em;
  color: var(--brass-3);
  text-transform: uppercase;
}

.ts-eyebrow__mark {
  width: 6px;
  height: 6px;
  background: var(--brass);
  transform: rotate(45deg);
}

.ts-eyebrow__num {
  font-family: var(--font-latin);
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--text-3);
  padding-right: 8px;
  margin-right: 2px;
  border-right: 1px solid var(--line);
}

.ts-eyebrow--light { color: var(--brass-2); }
.ts-eyebrow--light .ts-eyebrow__num { color: rgba(255, 255, 255, .38); border-color: rgba(255, 255, 255, .18); }

.ts-h2 {
  margin: 0;
  font-size: clamp(34px, 3.3vw, 47px);
  line-height: 1.28;
  font-weight: 600;
  letter-spacing: -.01em;
  color: var(--ink);
}

.ts-h2--light { color: #F4EFE5; }

.ts-accent {
  color: var(--brass-3);
  position: relative;
  white-space: nowrap;
}

.ts-underline {
  position: relative;
  white-space: nowrap;
}

.ts-underline::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: .08em;
  height: .42em;
  background: linear-gradient(180deg, transparent 55%, rgba(176, 124, 60, .18) 55%);
  z-index: -1;
}

.ts-lead {
  margin: 0 0 20px;
  font-size: 19px;
  line-height: 1.85;
  color: var(--ink);
  letter-spacing: .005em;
}

.ts-muted {
  margin: 0 0 26px;
  font-size: 14.5px;
  line-height: 1.95;
  color: var(--text-2);
}

.ts-textlink {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 4px;
  border-bottom: 1px solid var(--ink);
  color: var(--ink);
  font-size: 13.5px;
  letter-spacing: .08em;
}

.ts-textlink svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  transition: transform .3s var(--ease);
}

.ts-textlink:hover { color: var(--brass-3); border-color: var(--brass-3); }
.ts-textlink:hover svg { transform: translateX(4px); }

.ts-textlink--light { color: #EDE7DB; border-color: rgba(255, 255, 255, .35); }
.ts-textlink--light:hover { color: var(--brass-2); border-color: var(--brass-2); }

/* ---------- HERO ---------- */
.ts-hero {
  position: relative;
  padding: 64px 0 0;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.ts-hero__bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(900px 480px at 82% 8%, rgba(176, 124, 60, .13), transparent 62%),
    radial-gradient(700px 500px at 6% 88%, rgba(176, 124, 60, .07), transparent 60%);
}

.ts-hero__bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(25, 28, 32, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(25, 28, 32, .045) 1px, transparent 1px);
  background-size: 72px 72px;
  -webkit-mask-image: radial-gradient(70% 70% at 50% 40%, #000 0%, transparent 78%);
  mask-image: radial-gradient(70% 70% at 50% 40%, #000 0%, transparent 78%);
  opacity: .55;
}

.ts-hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  align-items: center;
  gap: 64px;
  padding-bottom: 82px;
}

.ts-hero__title {
  margin: 0 0 30px;
  font-size: clamp(48px, 5.4vw, 78px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -.025em;
  color: var(--ink);
}

.ts-hero__lead {
  max-width: 520px;
  margin: 0 0 38px;
  font-size: 16px;
  line-height: 1.95;
  color: var(--text-2);
}

.ts-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.ts-hero__meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 58px 0 0;
  padding: 24px 0 0;
  border-top: 1px solid var(--line);
  list-style: none;
}

.ts-hero__meta li { display: flex; flex-direction: column; gap: 4px; }

.ts-hero__meta strong {
  font-size: 13.5px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--ink);
}

.ts-hero__meta span {
  font-size: 12px;
  letter-spacing: .02em;
  color: var(--text-3);
}

.ts-hero__media { position: relative; }

.ts-frame {
  position: relative;
  margin: 0;
  padding: 10px 10px 0;
  background: var(--white);
  border: 1px solid var(--line);
  box-shadow: var(--shadow-3);
}

.ts-frame::before,
.ts-frame::after {
  content: "";
  position: absolute;
  width: 46px;
  height: 46px;
  border: 1px solid var(--brass);
  pointer-events: none;
}

.ts-frame::before { top: -9px; left: -9px; border-right: 0; border-bottom: 0; }
.ts-frame::after { right: -9px; bottom: 30px; border-left: 0; border-top: 0; }

.ts-frame__img {
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--paper);
}

.ts-frame__img img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 6s var(--ease);
}

.ts-frame:hover .ts-frame__img img { transform: scale(1.04); }

.ts-frame figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 13px 4px 14px;
  font-size: 11.5px;
  letter-spacing: .06em;
  color: var(--text-2);
}

.ts-frame figcaption em {
  font-family: var(--font-latin);
  font-style: normal;
  font-size: 10px;
  letter-spacing: .2em;
  color: var(--text-3);
}

.ts-hero__badge {
  position: absolute;
  left: -26px;
  bottom: 46px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 20px;
  background: var(--ink);
  color: #EBE5D9;
  font-size: 11.5px;
  letter-spacing: .1em;
  box-shadow: var(--shadow-2);
}

.ts-hero__badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--brass-2);
  box-shadow: 0 0 0 4px rgba(211, 170, 108, .16);
}

/* 走马灯 */
.ts-marquee {
  position: relative;
  overflow: hidden;
  background: var(--ink);
  border-top: 1px solid rgba(255, 255, 255, .06);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.ts-marquee__track {
  display: flex;
  align-items: center;
  gap: 34px;
  width: max-content;
  padding: 19px 0;
  animation: ts-marquee 46s linear infinite;
}

.ts-marquee span {
  font-size: 12.5px;
  letter-spacing: .3em;
  color: rgba(244, 239, 229, .78);
  white-space: nowrap;
}

.ts-marquee i {
  width: 4px;
  height: 4px;
  background: var(--brass);
  transform: rotate(45deg);
  flex: 0 0 auto;
}

@keyframes ts-marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* ---------- ABOUT ---------- */
.ts-about { padding-top: 128px; }

.ts-about__grid {
  display: grid;
  grid-template-columns: .92fr 1.08fr;
  gap: 84px;
  align-items: start;
}

.ts-about__note {
  max-width: 340px;
  margin: 34px 0 0;
  font-size: 14px;
  line-height: 1.9;
  color: var(--text-2);
}

.ts-checks {
  margin: 30px 0 34px;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.ts-checks li {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 13px 0;
  border-bottom: 1px solid var(--line-2);
  font-size: 14px;
  color: var(--ink);
}

.ts-checks li::before {
  content: "";
  width: 5px;
  height: 5px;
  flex: 0 0 auto;
  background: var(--brass);
  transform: rotate(45deg);
}

.ts-about__strip {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1.1fr;
  gap: 22px;
  margin-top: 78px;
  align-items: start;
}

.ts-about__strip figure {
  margin: 0;
}

.ts-about__strip figure:nth-child(2) { margin-top: 34px; }

.ts-about__strip img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  transition: transform .8s var(--ease);
}

.ts-about__strip figure:hover img { transform: scale(1.015); }

.ts-about__strip figcaption {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  margin-top: 12px;
}

.ts-about__strip figcaption span { font-size: 13px; color: var(--ink); letter-spacing: .04em; }
.ts-about__strip figcaption em {
  font-family: var(--font-latin);
  font-style: normal;
  font-size: 9.5px;
  letter-spacing: .18em;
  color: var(--text-3);
  text-transform: uppercase;
}

/* ---------- SECTION HEAD ---------- */
.ts-sec-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 48px;
  margin-bottom: 58px;
}

.ts-sec-head__desc {
  max-width: 360px;
  margin: 0 0 8px;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text-2);
}

/* ---------- SERVICES ---------- */
.ts-services {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.ts-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
}

.ts-card {
  display: flex;
  flex-direction: column;
}

.ts-card__media {
  position: relative;
  display: block;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: var(--paper);
  border: 1px solid var(--line);
}

.ts-card__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .9s var(--ease);
}

.ts-card:hover .ts-card__media img { transform: scale(1.05); }

.ts-card__num {
  position: absolute;
  top: 10px;
  left: 10px;
  padding: 3px 9px;
  background: rgba(251, 248, 242, .92);
  color: var(--ink);
  font-family: var(--font-latin);
  font-size: 10px;
  letter-spacing: .14em;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}

.ts-card__body { padding-top: 22px; }

.ts-card__body h3 {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 600;
  letter-spacing: .02em;
  color: var(--ink);
}

.ts-card__body p {
  margin: 0 0 18px;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.ts-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.ts-tags li {
  padding: 3px 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: .04em;
  color: var(--text-2);
}

/* ---------- WORKS ---------- */
.ts-gallery {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.ts-shot {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: var(--paper-2);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  cursor: zoom-in;
  -webkit-appearance: none;
  appearance: none;
}

.ts-shot img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .9s var(--ease);
}

.ts-shot i {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, rgba(10, 12, 14, 0) 42%, rgba(10, 12, 14, .42));
  opacity: 0;
  transition: opacity .45s var(--ease);
}

.ts-shot i::after {
  content: "↗";
  display: flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, .8);
  border-radius: 50%;
  color: #fff;
  font-size: 16px;
  transform: translateY(8px);
  transition: transform .45s var(--ease);
}

.ts-shot:hover img { transform: scale(1.045); }
.ts-shot:hover i { opacity: 1; }
.ts-shot:hover i::after { transform: translateY(0); }

.ts-shot--extra { display: none; }

.ts-gallery.is-open .ts-shot--extra { display: block; }

.ts-works__more {
  display: flex;
  justify-content: center;
  margin-top: 44px;
}

.ts-works__more .ts-btn svg { width: 15px; height: 15px; }
.ts-works__more .is-open svg { transform: rotate(180deg); }

/* ---------- PROCESS ---------- */
.ts-process {
  position: relative;
  padding: 120px 0 110px;
  background: var(--ink);
  overflow: hidden;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.ts-process__media {
  position: absolute;
  top: 0;
  right: 0;
  width: 46%;
  height: 100%;
  opacity: .22;
  pointer-events: none;
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 62%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 62%);
}

.ts-process__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(1.1);
}

.ts-process__inner { position: relative; z-index: 1; }

.ts-process__head { max-width: 560px; }

.ts-process__desc {
  margin: 24px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: #91979E;
}

.ts-steps {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  margin: 74px 0 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid rgba(255, 255, 255, .14);
}

.ts-steps li {
  padding: 28px 26px 0 0;
  border-right: 1px solid rgba(255, 255, 255, .08);
}

.ts-steps li:last-child { border-right: 0; padding-right: 0; }

.ts-steps__num {
  display: block;
  margin-bottom: 18px;
  font-family: var(--font-latin);
  font-size: 11px;
  letter-spacing: .16em;
  color: var(--brass-2);
}

.ts-steps h3 {
  margin: 0 0 8px;
  font-size: 16.5px;
  font-weight: 600;
  color: #F1ECE2;
  letter-spacing: .03em;
}

.ts-steps p {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.85;
  color: #868C93;
}

.ts-process .ts-textlink { margin-top: 52px; }

/* ---------- FORUM ---------- */
.ts-forum {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.ts-forum__head { max-width: 700px; }

.ts-forum__lead {
  margin: 22px 0 0;
  font-size: 15.5px;
  line-height: 1.95;
  color: var(--text-2);
}

.ts-forum__cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin-top: 54px;
}

.ts-forum__card {
  display: flex;
  flex-direction: column;
  padding: 34px 32px 30px;
  background: var(--white);
  border: 1px solid var(--line);
  color: var(--text);
  transition: transform .4s var(--ease), box-shadow .4s var(--ease),
    border-color .4s var(--ease);
}

.ts-forum__card:hover {
  transform: translateY(-4px);
  border-color: var(--line-strong, #D6C9B6);
  box-shadow: var(--shadow-2);
  color: var(--text);
}

.ts-forum__index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  border: 1px solid var(--line);
  border-radius: 50%;
  font-family: var(--font-latin);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--brass-3);
}

.ts-forum__card h3 {
  margin: 24px 0 12px;
  font-size: 19px;
  letter-spacing: .02em;
  color: var(--ink);
}

.ts-forum__card p {
  margin: 0;
  font-size: 13.5px;
  line-height: 1.85;
  color: var(--text-2);
}

.ts-forum__go {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 26px;
  padding-top: 20px;
  border-top: 1px solid var(--line-2);
  font-size: 12.5px;
  letter-spacing: .06em;
  color: var(--ink);
}

.ts-forum__go svg {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  transition: transform .3s var(--ease);
}

.ts-forum__card:hover .ts-forum__go { color: var(--brass-3); }
.ts-forum__card:hover .ts-forum__go svg { transform: translateX(4px); }

.ts-forum__cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-top: 46px;
}

.ts-forum__note {
  margin-left: 10px;
  font-size: 12.5px;
  color: var(--text-3);
}

/* ---------- CONTACT ---------- */
.ts-contact {
  padding-bottom: 112px;
}

.ts-contact__grid {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: 84px;
  align-items: start;
}

.ts-contact__lead {
  max-width: 440px;
  margin: 26px 0 0;
  font-size: 14.5px;
  line-height: 1.9;
  color: var(--text-2);
}

.ts-contact__list {
  margin: 46px 0 0;
  border-top: 1px solid var(--line);
}

.ts-contact__list > div {
  display: grid;
  grid-template-columns: 88px 1fr;
  gap: 20px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-2);
}

.ts-contact__list dt {
  font-size: 11px;
  letter-spacing: .18em;
  color: var(--text-3);
  padding-top: 2px;
}

.ts-contact__list dd {
  margin: 0;
  font-size: 14.5px;
  color: var(--ink);
  line-height: 1.7;
}

.ts-contact__qr {
  display: flex;
  justify-content: flex-end;
  padding-top: 6px;
}

.ts-contact__qr-card {
  position: relative;
  width: 100%;
  max-width: 296px;
  padding: 30px 26px 24px;
  background: var(--white);
  border: 1px solid var(--line);
  text-align: center;
  box-shadow: var(--shadow-2);
}

.ts-contact__qr-card::before {
  content: "";
  position: absolute;
  inset: 10px;
  border: 1px solid var(--line-2);
  pointer-events: none;
}

.ts-contact__qr-card img {
  display: block;
  width: 156px;
  height: 156px;
  margin: 4px auto 16px;
  object-fit: contain;
  background: #fff;
}

.ts-contact__qr-card p {
  margin: 0 0 6px;
  font-size: 14px;
  letter-spacing: .12em;
  color: var(--ink);
}

.ts-contact__qr-card span {
  font-family: var(--font-latin);
  font-size: 9.5px;
  letter-spacing: .24em;
  color: var(--text-3);
}

/* ---------- LIGHTBOX ---------- */
.ts-lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 4vh 5vw;
  background: rgba(8, 9, 10, .95);
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s;
}

.ts-lightbox.is-open { opacity: 1; visibility: visible; }

.ts-lightbox__figure {
  max-width: 1200px;
  margin: 0;
  transform: scale(.985);
  transition: transform .45s var(--ease);
}

.ts-lightbox.is-open .ts-lightbox__figure { transform: scale(1); }

.ts-lightbox__figure img {
  display: block;
  max-width: 88vw;
  max-height: 80vh;
  width: auto;
  height: auto;
  object-fit: contain;
  box-shadow: 0 40px 80px -30px #000;
}

.ts-lightbox__figure figcaption {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 16px;
  color: rgba(244, 239, 229, .72);
  font-size: 12px;
  letter-spacing: .06em;
}

.ts-lightbox__figure figcaption em {
  font-style: normal;
  font-family: var(--font-latin);
  letter-spacing: .16em;
  color: rgba(244, 239, 229, .45);
}

.ts-lightbox__close,
.ts-lightbox__nav {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 50px;
  height: 50px;
  padding: 0;
  border: 1px solid rgba(255, 255, 255, .18);
  border-radius: 50%;
  background: transparent;
  color: #EDE7DB;
  cursor: pointer;
  transition: background .25s, border-color .25s;
}

.ts-lightbox__close:hover,
.ts-lightbox__nav:hover {
  background: rgba(255, 255, 255, .08);
  border-color: rgba(255, 255, 255, .4);
}

.ts-lightbox__close { top: 26px; right: 30px; }
.ts-lightbox__prev { top: 50%; left: 2.4vw; transform: translateY(-50%); }
.ts-lightbox__next { top: 50%; right: 2.4vw; transform: translateY(-50%); }

.ts-lightbox svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.5;
  stroke-linecap: round;
}

body.ts-lock { overflow: hidden; }

/* ---------- 响应式 ---------- */
@media (max-width: 1200px) {
  .ts-hero__grid { gap: 44px; }
  .ts-cards { grid-template-columns: repeat(2, 1fr); gap: 34px 24px; }
  .ts-gallery { grid-template-columns: repeat(3, 1fr); }
  .ts-about__grid { gap: 56px; }
  .ts-contact__grid { gap: 56px; }
}

@media (max-width: 900px) {
  .ts-section { padding: 84px 0; }

  .ts-hero { padding-top: 40px; }
  .ts-hero__grid {
    grid-template-columns: 1fr;
    gap: 48px;
    padding-bottom: 64px;
  }
  .ts-hero__title { margin-bottom: 24px; }
  .ts-hero__lead { margin-bottom: 30px; }
  .ts-hero__meta { margin-top: 40px; }
  .ts-hero__badge { left: 14px; bottom: 26px; }

  .ts-about { padding-top: 88px; }
  .ts-about__grid { grid-template-columns: 1fr; gap: 40px; }
  .ts-about__note { margin-top: 22px; }
  .ts-about__strip { grid-template-columns: 1fr 1fr; margin-top: 52px; }
  .ts-about__strip figure:nth-child(2) { margin-top: 0; }
  .ts-about__strip figure:nth-child(3) { display: none; }

  .ts-sec-head { flex-direction: column; align-items: flex-start; gap: 20px; margin-bottom: 40px; }
  .ts-sec-head__desc { max-width: 100%; }

  .ts-process { padding: 88px 0 80px; }
  .ts-process__media { width: 70%; opacity: .16; }
  .ts-steps { grid-template-columns: 1fr 1fr; margin-top: 48px; }
  .ts-steps li { padding: 24px 20px 20px 0; border-bottom: 1px solid rgba(255, 255, 255, .08); }
  .ts-steps li:nth-child(2n) { border-right: 0; }

  .ts-forum__cards { grid-template-columns: 1fr; gap: 14px; margin-top: 38px; }
  .ts-forum__card { padding: 28px 26px; }

  .ts-contact__grid { grid-template-columns: 1fr; gap: 44px; }
  .ts-contact__qr { justify-content: flex-start; }
  .ts-contact { padding-bottom: 96px; }
}

@media (max-width: 640px) {
  .ts-hero__title { font-size: clamp(38px, 11vw, 52px); }
  .ts-hero__meta { grid-template-columns: 1fr; gap: 12px; }
  .ts-hero__meta li { flex-direction: row; align-items: baseline; gap: 12px; }
  .ts-frame figcaption { flex-direction: column; align-items: flex-start; gap: 4px; }

  .ts-cards { grid-template-columns: 1fr; }
  .ts-gallery { grid-template-columns: 1fr 1fr; gap: 8px; }
  .ts-shot i::after { width: 38px; height: 38px; }

  .ts-about__strip { grid-template-columns: 1fr; }
  .ts-about__strip figure:nth-child(3) { display: block; }

  .ts-steps { grid-template-columns: 1fr; }
  .ts-steps li { border-right: 0; }

  .ts-forum__cta { flex-direction: column; align-items: stretch; }
  .ts-forum__note { margin: 6px 0 0; text-align: center; }

  .ts-lightbox__prev { left: 8px; }
  .ts-lightbox__next { right: 8px; }
  .ts-lightbox__figure img { max-width: 94vw; max-height: 70vh; }
}

@media (prefers-reduced-motion: reduce) {
  .ts-marquee__track { animation: none; }
  .ts-frame__img img { transition: none; }
}

/* ---------- 移动端兜底（优先保证可读、不横向溢出） ---------- */
@media (max-width: 900px) {
  .ts-reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  /* 手机上不使用满幅出血，所有区块收进左右留白，避免负边距在不同浏览器里的偏差 */
  .ts-hero,
  .ts-services,
  .ts-process,
  .ts-forum {
    margin-left: 0 !important;
    margin-right: 0 !important;
  }

  .ts-hero__grid,
  .ts-services > .ts-wrap,
  .ts-process__inner,
  .ts-forum > .ts-wrap {
    padding-left: 0 !important;
    padding-right: 0 !important;
  }

  .ts-services > .ts-wrap,
  .ts-process__inner,
  .ts-forum > .ts-wrap {
    padding-left: 18px !important;
    padding-right: 18px !important;
  }

  .ts-hero__grid {
    display: block;
    width: auto;
    max-width: none;
    position: relative;
    z-index: 1;
  }

  .ts-hero__bg { display: none; }

  .ts-hero__copy { max-width: 100%; }

  .ts-hero__lead,
  .ts-lead,
  .ts-muted { max-width: 100%; overflow-wrap: break-word; }

  .ts-hero__title {
    font-size: clamp(34px, 9.6vw, 50px);
    word-break: break-word;
  }

  .ts-hero__media { margin-top: 40px; }

  .ts-frame__img { aspect-ratio: 16 / 10; }

  .ts-about__strip {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .ts-about__strip img {
    height: auto;
    max-height: 70vh;
    aspect-ratio: 16 / 10;
  }

  .ts-about__strip figure:nth-child(2) { margin-top: 0; }

  .ts-gallery { grid-template-columns: 1fr 1fr; gap: 10px; }

  .ts-contact__qr-card { max-width: 100%; }

  .ts-footer__main { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .ts-hero__meta {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .ts-hero__meta li {
    flex-direction: row;
    align-items: baseline;
    gap: 10px;
  }

  .ts-gallery { gap: 6px; }
  .ts-hero__badge { display: none; }
}

/* ==========================================================================
   设计案例轮播
   ========================================================================== */
.ts-design {
  background: var(--paper-2);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.ts-design-carousel {
  margin-top: 34px;
}

.ts-design-viewport {
  overflow: hidden;
  background: var(--ink);
  border: 1px solid var(--line);
}

.ts-design-track {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.ts-design-track::-webkit-scrollbar { display: none; }

.ts-design-slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
  aspect-ratio: 16 / 9;
  padding: 0;
  border: 0;
  background: var(--ink);
  color: #fff;
  cursor: zoom-in;
  scroll-snap-align: start;
  overflow: hidden;
}

.ts-design-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .8s cubic-bezier(.2, .6, .2, 1);
}

.ts-design-slide:hover img { transform: scale(1.025); }

.ts-design-slide::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 18, 21, .02) 45%, rgba(15, 18, 21, .78) 100%);
  pointer-events: none;
}

.ts-design-slide__cap {
  position: absolute;
  left: 26px;
  right: 26px;
  bottom: 22px;
  z-index: 2;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  color: #F5F1E9;
  text-align: left;
}

.ts-design-slide__cap strong {
  font-size: 17px;
  font-weight: 500;
  letter-spacing: .02em;
  line-height: 1.4;
}

.ts-design-slide__cap em {
  font-style: normal;
  font-size: 10px;
  letter-spacing: .18em;
  color: rgba(245, 241, 233, .62);
  white-space: nowrap;
}

.ts-design-bar {
  display: flex;
  align-items: center;
  gap: 24px;
  padding: 14px 0 0;
}

.ts-design-thumbs {
  display: flex;
  gap: 7px;
  flex: 1 1 auto;
  overflow-x: auto;
  scrollbar-width: thin;
  padding-bottom: 4px;
}

.ts-design-thumb {
  flex: 0 0 92px;
  width: 92px;
  height: 56px;
  padding: 0;
  border: 1px solid transparent;
  background: var(--ink);
  opacity: .52;
  cursor: pointer;
  overflow: hidden;
  transition: opacity .25s ease, border-color .25s ease;
}

.ts-design-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.ts-design-thumb:hover { opacity: .9; }

.ts-design-thumb.is-active {
  opacity: 1;
  border-color: var(--brass);
}

.ts-design-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
}

.ts-design-count {
  font-size: 10px;
  letter-spacing: .16em;
  color: var(--text-3);
  min-width: 58px;
  text-align: right;
}

.ts-design-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--text);
  cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}

.ts-design-arrow svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
}

.ts-design-arrow:hover {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}

.ts-design-empty,
.ts-landing-empty {
  margin-top: 28px;
  padding: 56px 28px;
  text-align: center;
  border: 1px dashed var(--line);
  background: rgba(255, 255, 255, .5);
}

.ts-design-empty { color: var(--text-3); font-size: 14px; }

/* ==========================================================================
   落地案例
   ========================================================================== */
.ts-landing {
  background: var(--paper);
}

.ts-landing-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 26px;
  margin-top: 34px;
}

.ts-landing-card {
  background: #fff;
  border: 1px solid var(--line);
  overflow: hidden;
}

.ts-landing-pair {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2px;
  background: var(--ink);
}

.ts-landing-shot {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  padding: 0;
  border: 0;
  background: var(--ink);
  overflow: hidden;
  cursor: zoom-in;
}

.ts-landing-shot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .7s cubic-bezier(.2, .6, .2, 1);
}

.ts-landing-shot:hover img { transform: scale(1.035); }

.ts-landing-shot span {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 3px 8px;
  background: rgba(15, 18, 21, .78);
  color: #F5F1E9;
  font-size: 9px;
  letter-spacing: .12em;
}

.ts-landing-card__body {
  padding: 18px 20px 20px;
}

.ts-landing-card__body h3 {
  margin: 0 0 4px;
  font-size: 17px;
  font-weight: 500;
  color: var(--text);
}

.ts-landing-card__meta {
  margin: 0 0 8px;
  font-size: 10px;
  letter-spacing: .1em;
  color: var(--brass-3);
}

.ts-landing-card__desc {
  margin: 0;
  font-size: 12.5px;
  line-height: 1.8;
  color: var(--text-2);
}

.ts-landing-empty h3 {
  margin: 12px 0 8px;
  font-size: 22px;
  font-weight: 500;
  color: var(--text);
}

.ts-landing-empty p {
  margin: 0 auto;
  max-width: 520px;
  font-size: 12.5px;
  line-height: 1.9;
  color: var(--text-2);
}

.ts-landing-empty .ts-eyebrow { color: var(--brass); }

@media (max-width: 900px) {
  .ts-landing-grid { grid-template-columns: 1fr; }
  .ts-design-slide__cap { left: 16px; right: 16px; bottom: 14px; }
  .ts-design-slide__cap strong { font-size: 14px; }
  .ts-design-bar { flex-wrap: wrap; gap: 12px; }
  .ts-design-thumbs { flex-basis: 100%; }
  .ts-design-nav { width: 100%; justify-content: flex-end; }
}

@media (max-width: 640px) {
  .ts-design-slide { aspect-ratio: 4 / 3; }
  .ts-design-thumb { flex-basis: 72px; width: 72px; height: 46px; }
  .ts-design-slide__cap em { display: none; }
  .ts-landing-pair { grid-template-columns: 1fr 1fr; }
}

/* ==========================================================================
   现场与工厂（首页）
   ========================================================================== */
.ts-onsite {
  background: #101418;
  color: #EDE7DB;
  padding: 96px 0 88px;
  overflow: hidden;
}
.ts-onsite__head {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  align-items: end;
  margin-bottom: 36px;
}
.ts-onsite__head .ts-h2 { color: #F6F2EA; margin: 12px 0 0; }
.ts-onsite__lead {
  margin: 0;
  max-width: 470px;
  justify-self: end;
  color: #9FA6AE;
  font-size: 14px;
  line-height: 1.9;
}
.ts-onsite__lead b { color: #E8D7BC; font-weight: 600; }

.ts-onsite__mosaic {
  display: grid;
  grid-template-columns: 1.25fr .75fr .75fr;
  grid-template-rows: 238px 238px;
  gap: 12px;
}
.ts-onsite__shot {
  position: relative;
  margin: 0;
  overflow: hidden;
  background: #1B2025;
}
.ts-onsite__shot:nth-child(1) { grid-row: span 2; }
.ts-onsite__shot:nth-child(4) { grid-column: 2 / span 2; }
.ts-onsite__shot picture,
.ts-onsite__shot img {
  display: block;
  width: 100%;
  height: 100%;
}
.ts-onsite__shot img {
  object-fit: cover;
  transition: transform .9s var(--ease, cubic-bezier(.22,.61,.36,1));
}
.ts-onsite__shot:hover img { transform: scale(1.035); }
.ts-onsite__shot figcaption {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  padding: 40px 18px 16px;
  background: linear-gradient(180deg, transparent, rgba(8,10,12,.82));
  font-size: 12px;
  color: #D8D1C5;
}
.ts-onsite__shot figcaption b {
  font-size: 14px;
  font-weight: 600;
  color: #fff;
  letter-spacing: .01em;
}
.ts-onsite__shot figcaption span { color: #9FA6AE; font-size: 10.5px; letter-spacing: .08em; }

.ts-onsite__videos {
  display: flex;
  gap: 12px;
  margin-top: 12px;
  overflow-x: auto;
  scrollbar-width: none;
}
.ts-onsite__videos::-webkit-scrollbar { display: none; }
.ts-video-card {
  position: relative;
  flex: 0 0 188px;
  width: 188px;
  height: 300px;
  padding: 0;
  border: 0;
  background: #1B2025;
  color: inherit;
  cursor: pointer;
  overflow: hidden;
  text-align: left;
}
.ts-video-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .8s var(--ease, cubic-bezier(.22,.61,.36,1));
}
.ts-video-card:hover img { transform: scale(1.04); }
.ts-video-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(8,10,12,.06) 40%, rgba(8,10,12,.86));
}
.ts-video-card__play {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255,255,255,.7);
  border-radius: 50%;
  background: rgba(10,12,14,.35);
  backdrop-filter: blur(4px);
  display: grid;
  place-items: center;
}
.ts-video-card__play::before {
  content: "";
  width: 0;
  height: 0;
  margin-left: 3px;
  border-left: 9px solid #fff;
  border-top: 6px solid transparent;
  border-bottom: 6px solid transparent;
}
.ts-video-card__cap {
  position: absolute;
  z-index: 2;
  left: 14px;
  right: 14px;
  bottom: 14px;
}
.ts-video-card__cap b {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #fff;
  line-height: 1.45;
}
.ts-video-card__cap em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 10px;
  letter-spacing: .08em;
  color: #B9B1A4;
}
.ts-onsite__note {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 18px;
  font-size: 11.5px;
  color: #7F868E;
}
.ts-onsite__note a { color: #D3AA6C; border-bottom: 1px solid rgba(211,170,108,.4); }

/* 视频弹窗 */
.ts-vmodal {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.ts-vmodal.is-open { display: flex; }
.ts-vmodal__mask {
  position: absolute;
  inset: 0;
  background: rgba(6,8,10,.88);
  backdrop-filter: blur(6px);
}
.ts-vmodal__panel {
  position: relative;
  z-index: 2;
  width: min(420px, 92vw);
  background: #000;
  border: 1px solid rgba(255,255,255,.16);
  box-shadow: 0 30px 80px rgba(0,0,0,.5);
}
.ts-vmodal video {
  display: block;
  width: 100%;
  max-height: 82vh;
  background: #000;
}
.ts-vmodal__title {
  margin: 0;
  padding: 10px 14px;
  font-size: 12px;
  color: #CFC6B8;
  background: #0C0F12;
}
.ts-vmodal__close {
  position: absolute;
  top: -42px;
  right: 0;
  width: 34px;
  height: 34px;
  border: 1px solid rgba(255,255,255,.28);
  border-radius: 50%;
  background: transparent;
  color: #fff;
  font-size: 20px;
  line-height: 1;
  cursor: pointer;
}

@media (max-width: 1100px) {
  .ts-onsite__mosaic { grid-template-rows: 210px 210px; }
  .ts-onsite__head { grid-template-columns: 1fr; gap: 14px; }
  .ts-onsite__lead { justify-self: start; }
}
@media (max-width: 900px) {
  .ts-onsite { padding: 64px 0; }
  .ts-onsite__mosaic {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 180px 180px;
  }
  .ts-onsite__shot:nth-child(1) { grid-row: span 1; }
  .ts-onsite__shot:nth-child(4) { grid-column: auto; }
  .ts-onsite__videos { display: none; }
  .ts-onsite__note { display: none; }
}
@media (max-width: 560px) {
  .ts-onsite__mosaic { grid-template-rows: 140px 140px; gap: 8px; }
  .ts-onsite__shot figcaption { padding: 24px 10px 10px; }
  .ts-onsite__shot figcaption b { font-size: 11px; }
  .ts-onsite__shot figcaption span { display: none; }
}

/* ==========================================================================
   首页表单 / 线索
   ========================================================================== */
.ts-quote {
  display: grid;
  grid-template-columns: .82fr 1.18fr;
  gap: 64px;
  margin-top: 76px;
  padding-top: 56px;
  border-top: 1px solid var(--line);
  align-items: start;
}
.ts-quote__head h3 {
  margin: 8px 0 14px;
  font-size: clamp(26px, 2.6vw, 36px);
  line-height: 1.25;
  letter-spacing: -.03em;
}
.ts-quote__head > p {
  max-width: 360px;
  margin: 0 0 24px;
  font-size: 13.5px;
  line-height: 1.9;
  color: var(--text-2);
}
.ts-quote__phone {
  display: inline-flex;
  flex-direction: column;
  gap: 2px;
  padding: 12px 16px;
  border-left: 2px solid var(--brass);
  color: var(--ink);
}
.ts-quote__phone span { font-size: 10.5px; letter-spacing: .14em; color: var(--text-3); }
.ts-quote__phone strong { font-size: 22px; letter-spacing: .02em; }
.ts-quote__phone:hover strong { color: var(--brass-3); }

.ts-quote-form {
  position: relative;
  background: #FCFAF6;
  border: 1px solid var(--line);
  padding: 30px;
}
.ts-quote-form__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 18px;
}
.ts-field { display: flex; flex-direction: column; gap: 7px; }
.ts-field--full { grid-column: 1 / -1; }
.ts-field > span {
  font-size: 11px;
  letter-spacing: .1em;
  color: var(--text-3);
}
.ts-field > span em { color: var(--brass-3); font-style: normal; }
.ts-field input,
.ts-field select,
.ts-field textarea {
  width: 100%;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  font: inherit;
  font-size: 14px;
  padding: 11px 12px;
  border-radius: 0;
  outline: none;
  transition: border-color .2s var(--ease, ease);
}
.ts-field textarea { resize: vertical; min-height: 100px; line-height: 1.7; }
.ts-field input:focus,
.ts-field select:focus,
.ts-field textarea:focus { border-color: var(--brass); }
.ts-field input::placeholder,
.ts-field textarea::placeholder { color: #B7AFA2; }

.ts-hp {
  position: absolute !important;
  left: -9999px !important;
  top: auto !important;
  width: 1px !important;
  height: 1px !important;
  overflow: hidden !important;
}
.ts-consent {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  margin: 16px 0 18px;
  font-size: 11.5px;
  line-height: 1.6;
  color: var(--text-3);
  cursor: pointer;
}
.ts-consent input { width: 15px; height: 15px; margin: 1px 0 0; accent-color: var(--brass-3); }
.ts-lead-form__foot { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.ts-lead-form__note { font-size: 11px; color: var(--text-3); }
.ts-lead-form__msg { min-height: 20px; margin: 12px 0 0; font-size: 12.5px; color: var(--text-2); }
.ts-lead-form__msg.is-ok { color: #2F6B3A; }
.ts-lead-form__msg.is-error { color: #A33B2C; }
.ts-quote-form button[type="submit"]:disabled { opacity: .55; cursor: wait; }

@media (max-width: 960px) {
  .ts-quote { grid-template-columns: 1fr; gap: 30px; margin-top: 54px; padding-top: 40px; }
  .ts-quote__head > p { max-width: none; }
}
@media (max-width: 560px) {
  .ts-quote-form { padding: 20px; }
  .ts-quote-form__grid { grid-template-columns: 1fr; }
  .ts-field--full { grid-column: auto; }
}