:root {
  --bg: #10100f;
  --fg: #f0eee8;
  --muted: #aaa6a0;
  --dim: #6f6b66;
  --line: rgba(255, 255, 255, 0.14);
  --panel: rgba(255, 255, 255, 0.09);
  --blue: #2f73ff;
  --orange: #df6a17;
  --violet: #5b31d4;
  --rose: #c9384d;
  --hero-scroll-lift: 18px;
  --hero-content-drop: 28px;
  --mx: 50vw;
  --my: 50vh;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--bg); }
body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--fg);
  font-family: "Space Mono", "SFMono-Regular", Consolas, "PingFang SC", "Microsoft YaHei", monospace;
}
.scroll-bg-video {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  filter: brightness(0.8);
  background: var(--bg);
  pointer-events: none;
}

.reveal-item {
  opacity: 0;
  transform: translateY(36px);
  transition: opacity 0.7s ease, transform 0.7s ease;
  will-change: opacity, transform;
}
.reveal-item.is-visible {
  opacity: 1;
  transform: translateY(0);
}
.hero-poster.reveal-item {
  transform: translateY(18px);
}
.hero-poster.reveal-item.is-visible {
  transform: translateY(0);
}
body.menu-open { overflow: hidden; }
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { border: 0; background: transparent; color: inherit; font: inherit; cursor: pointer; }

.site-loader {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  place-items: center;
  background: rgba(16, 16, 15, 0.96);
  transition: opacity 0.45s ease, visibility 0.45s ease;
}
.site-loader.is-hidden { opacity: 0; visibility: hidden; }
.site-loader__inner { width: min(360px, 72vw); display: grid; gap: 14px; text-align: center; }
.site-loader__inner span { color: rgba(255, 255, 255, 0.52); font-size: 11px; letter-spacing: 0.24em; }
.site-loader__inner strong { font: 800 clamp(38px, 7vw, 78px)/0.9 Inter, Arial, sans-serif; }
.site-loader__logo { width: min(360px, 72vw); height: auto; max-height: 88px; object-fit: contain; filter: brightness(1.08); }
.site-loader__inner i { height: 1px; overflow: hidden; background: rgba(255, 255, 255, 0.16); position: relative; }
.site-loader__inner i::after { content: ""; position: absolute; inset: 0; width: 42%; background: linear-gradient(90deg, transparent, var(--fg), transparent); animation: scan 1.08s ease-in-out infinite; }
@keyframes scan { from { transform: translateX(-110%); } to { transform: translateX(260%); } }

.grain,
.pointer-light { position: fixed; inset: 0; pointer-events: none; }
.grain {
  z-index: 80;
  opacity: 0.09;
  background-image: radial-gradient(circle, rgba(255,255,255,0.55) 1px, transparent 1.5px);
  background-size: 24px 24px;
  mix-blend-mode: screen;
}
.pointer-light {
  z-index: 0;
  background: radial-gradient(circle at var(--mx) var(--my), rgba(255,255,255,0.09), transparent 22vw), radial-gradient(circle at 58% 46%, rgba(223,106,23,0.04), transparent 34vw);
}

.topbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 70;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(18px, 5vw, 80px);
  padding: clamp(14px, 1.7vw, 24px) clamp(18px, 5vw, 76px);
  border-bottom: 1px solid var(--line);
  background: rgba(0, 0, 0, 0.82);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.28);
  backdrop-filter: blur(16px);
}
.brand-mark { display: inline-flex; align-items: center; gap: 12px; min-width: 0; }
.brand-mark__symbol { display: grid; place-items: center; width: 42px; height: 42px; border: 1px solid var(--line); border-radius: 50%; font-weight: 800; }
.brand-mark__symbol { overflow: hidden; background: #f03612; }
.brand-mark__symbol img { width: 100%; height: 100%; object-fit: cover; }
.brand-mark__logo { width: auto; height: 62px; max-width: min(34vw, 420px); object-fit: contain; object-position: left center; filter: brightness(1.08); }
.topnav { justify-self: center; display: flex; align-items: center; gap: clamp(18px, 3vw, 48px); }
.topnav a { color: rgba(255,255,255,0.7); font-family: Inter, Arial, "PingFang SC", sans-serif; font-weight: 700; font-size: 14px; white-space: nowrap; }
.topnav a:hover,
.topnav a.active { color: var(--fg); }
.menu-button { justify-self: end; width: 44px; height: 44px; display: grid; place-content: center; gap: 7px; border: 1px solid var(--line); border-radius: 50%; }
.menu-button span { width: 18px; height: 1px; background: var(--fg); display: block; }
.menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 120;
  display: grid;
  grid-template-columns: 1fr minmax(260px, 420px);
  gap: 42px;
  padding: clamp(28px, 5vw, 80px);
  background: rgba(16, 16, 15, 0.94);
  backdrop-filter: blur(22px);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-18px);
  transition: opacity 0.28s ease, visibility 0.28s ease, transform 0.28s ease;
}
.menu-overlay.open { opacity: 1; visibility: visible; transform: translateY(0); }
.close-menu { position: absolute; top: 32px; right: 40px; color: var(--muted); }
.menu-overlay nav { display: grid; align-content: end; gap: 8px; }
.menu-overlay nav a { width: max-content; font-family: Arial, sans-serif; font-size: clamp(54px, 10vw, 140px); font-weight: 800; line-height: 0.86; }
.menu-overlay p { align-self: end; max-width: 360px; color: var(--muted); line-height: 1.5; }
main { position: relative; z-index: 2; }

.hero-poster {
  position: relative;
  min-height: max(760px, 100svh);
  display: grid;
  place-items: center;
  overflow: hidden;
  padding: clamp(178px, 18vh, 214px) clamp(18px, 4vw, 42px) clamp(108px, 12vh, 150px);
}
.credential-marquee { position: absolute; top: calc(126px - var(--hero-scroll-lift)); left: clamp(24px, 5vw, 78px); right: clamp(24px, 5vw, 78px); z-index: 4; height: 48px; display: flex; align-items: center; overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid rgba(255,255,255,0.1); background: rgba(0,0,0,0.2); mask-image: linear-gradient(90deg, transparent, #000 5%, #000 95%, transparent); }
.credential-track { display: flex; width: max-content; animation: marquee 34s linear infinite; }
.credential-set { display: flex; align-items: center; gap: clamp(28px, 3.4vw, 68px); padding-right: clamp(28px, 3.4vw, 68px); }
.credential-set span { color: rgba(255,255,255,0.68); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(12px, 1vw, 18px); white-space: nowrap; }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.mono-label { margin: 0; color: var(--fg); font-size: 13px; }
.hero-type-layout {
  position: absolute;
  inset: calc(clamp(136px, 14vh, 178px) + var(--hero-content-drop)) clamp(24px, 7vw, 132px) clamp(34px, 6vh, 78px);
  z-index: 30;
  pointer-events: none;
  transform: translate3d(calc(var(--jx, 0px) * 0.18), calc(var(--jy, 0px) * 0.12), 0);
}
.hero-type-layout__headline {
  position: absolute;
  top: 0;
  left: clamp(42px, 5.8vw, 104px);
  display: grid;
  gap: 0;
  color: #ef3b10;
  font-family: Inter, Arial, "PingFang SC", sans-serif;
  max-width: min(28vw, 350px);
  font-size: clamp(30px, 3.1vw, 52px);
  font-weight: 900;
  line-height: 0.86;
  text-transform: uppercase;
  text-shadow: 0 12px 38px rgba(0,0,0,0.42);
}
.hero-type-layout__name {
  position: absolute;
  top: clamp(42px, 6.4vw, 92px);
  right: clamp(44px, 5vw, 92px);
  color: #ef3b10;
  font-family: Inter, Arial, sans-serif;
  max-width: none;
  font-size: clamp(58px, 7vw, 118px);
  font-weight: 950;
  line-height: 0.82;
  text-transform: uppercase;
  text-align: right;
  white-space: nowrap;
  text-shadow: 0 16px 44px rgba(0,0,0,0.42);
}
.hero-type-layout__service,
.hero-type-layout__contact,
.hero-type-layout__date,
.hero-type-layout__prompt {
  position: absolute;
  color: rgba(255,255,255,0.92);
  font-family: Inter, Arial, "PingFang SC", sans-serif;
  text-shadow: 0 10px 32px rgba(0,0,0,0.58);
}
.hero-type-layout__service { top: 4px; right: min(30vw, 470px); display: grid; gap: 4px; max-width: 250px; font-size: clamp(13px, 1.05vw, 18px); line-height: 1.05; }
.hero-type-layout__contact { top: 4px; right: min(9vw, 150px); display: grid; gap: 4px; font-size: clamp(14px, 1.35vw, 22px); line-height: 1.05; text-align: left; }
.hero-type-layout__service strong,
.hero-type-layout__contact strong { font-weight: 400; }
.hero-type-layout__service span,
.hero-type-layout__contact span,
.hero-type-layout__date span { color: rgba(255,255,255,0.68); font-size: 0.72em; }
.hero-type-layout__prompt { left: clamp(58px, 6.8vw, 128px); bottom: 25%; display: grid; gap: 4px; font-size: clamp(24px, 3vw, 44px); line-height: 1.02; }
.hero-type-layout__prompt::after { content: ""; width: min(260px, 24vw); height: 10px; margin-top: 4px; background: #ef3b10; opacity: 0.72; }
.hero-type-layout__date { right: clamp(36px, 5vw, 84px); bottom: 26%; display: grid; gap: 4px; text-align: right; }
.hero-type-layout__date strong { font-size: clamp(34px, 4.2vw, 68px); font-weight: 500; line-height: 1; }
.float-card { position: absolute; z-index: 8; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; background: var(--panel); box-shadow: 0 24px 62px rgba(0,0,0,0.45); backdrop-filter: blur(18px); transform: translate3d(calc(var(--jx, 0px) * var(--depth, 1)), calc(var(--jy, 0px) * var(--depth, 1)), 0); transition: transform 0.14s ease-out; }
.float-card img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.08) brightness(0.84); transition: filter 0.35s ease, transform 0.35s ease; }
.float-card:hover img { filter: grayscale(0) contrast(1.02) brightness(1); transform: scale(1.02); }
.leaf-card { top: calc(32% + var(--hero-content-drop)); left: 14%; width: min(12vw, 180px); min-width: 128px; aspect-ratio: 1; }
.type-card { left: 11%; top: calc(47% + var(--hero-content-drop)); width: clamp(150px, 14vw, 220px); aspect-ratio: 1.22; }
.blur-card { display: none; }
.progress-card { right: 12%; top: calc(46% + var(--hero-content-drop)); width: min(11vw, 136px); min-width: 88px; height: 88px; display: grid; align-content: center; justify-items: center; padding: 10px; text-align: center; }
.progress-card span { color: rgba(255,255,255,0.74); font-size: 10px; line-height: 1.15; max-width: 72px; }
.progress-card strong { font-family: Inter, Arial, sans-serif; font-size: 32px; font-weight: 400; }
.palette { position: absolute; z-index: 10; right: 11%; top: calc(58% + var(--hero-content-drop)); display: flex; gap: 16px; }
.swatch { width: 44px; height: 44px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.18); }
.swatch.blue { background: var(--blue); } .swatch.orange { background: var(--orange); } .swatch.violet { background: var(--violet); } .swatch.rose { background: var(--rose); }
.mini-video-card { position: absolute; z-index: 12; right: clamp(210px, 23vw, 390px); bottom: calc(21% - var(--hero-content-drop)); width: min(18vw, 280px); min-width: 220px; aspect-ratio: 2.28 / 1; border: 1px solid rgba(255,255,255,0.2); border-radius: 10px; overflow: hidden; background: rgba(255,255,255,0.08); box-shadow: 0 18px 54px rgba(0,0,0,0.45); transform: translate3d(calc(var(--jx, 0px) * 1.4), calc(var(--jy, 0px) * 1.1), 0); }
.mini-video-card img { width: 100%; height: 100%; object-fit: cover; filter: grayscale(1) contrast(1.08) brightness(0.9); transition: filter 0.35s ease, transform 0.35s ease; }
.mini-video-card:hover img { filter: grayscale(0) contrast(1.02) brightness(1); transform: scale(1.02); }
.output-note { display: none; }
.proof-note { display: none; }
.logo-marquee {
  position: absolute;
  left: clamp(24px, 5vw, 78px);
  right: clamp(24px, 5vw, 78px);
  bottom: calc(clamp(34px, 5vw, 72px) - var(--hero-content-drop));
  z-index: 5;
  height: clamp(66px, 7vw, 104px);
  display: flex;
  align-items: center;
  overflow: hidden;
  border-top: 1px solid rgba(255,255,255,0.12);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.18);
  mask-image: linear-gradient(90deg, transparent, #000 7%, #000 93%, transparent);
}
.logo-marquee__track {
  display: flex;
  width: max-content;
  animation: logoMarquee 28s linear infinite;
}
.logo-marquee__set {
  display: flex;
  align-items: center;
  gap: clamp(54px, 7vw, 132px);
  padding-right: clamp(54px, 7vw, 132px);
}
.logo-marquee__set img {
  width: auto;
  height: clamp(34px, 3.8vw, 58px);
  max-width: clamp(132px, 15vw, 250px);
  object-fit: contain;
  opacity: 0.7;
  filter: grayscale(1) contrast(1.16) brightness(1.18);
  mix-blend-mode: screen;
  flex: 0 0 auto;
}
.logo-marquee__set img:nth-child(1),
.logo-marquee__set img:nth-child(3) {
  height: clamp(42px, 4.7vw, 72px);
  max-width: clamp(160px, 18vw, 300px);
}
.logo-marquee__set img:nth-child(5),
.logo-marquee__set img:nth-child(6),
.logo-marquee__set img:nth-child(7) {
  height: clamp(28px, 3.1vw, 46px);
  max-width: clamp(112px, 12vw, 205px);
}

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

.category-section,
.work-section,
.about-section,
.contact-section,
.page-shell { width: min(1380px, calc(100% - 44px)); margin: 0 auto; }
.category-section,
.work-section,
.about-section,
.contact-section { text-shadow: 0 12px 34px rgba(0, 0, 0, 0.5); }
.category-section,
.work-section,
.about-section,
.contact-section { padding: clamp(80px, 11vw, 150px) 0; }
.section-head { display: grid; grid-template-columns: 1fr; gap: 14px; margin-bottom: 58px; }
.section-head h2 { max-width: 980px; margin: 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(54px, 8.5vw, 132px); line-height: 0.86; letter-spacing: 0; }
.section-head p { margin: 0; color: rgba(255,255,255,0.62); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(18px, 2vw, 30px); font-weight: 700; }
.category-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 1.8vw, 26px); }
.category-card { min-height: 380px; display: flex; flex-direction: column; justify-content: flex-end; gap: 18px; padding: clamp(22px, 2.3vw, 34px); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; position: relative; background: rgba(255,255,255,0.06); transition: transform 0.22s ease, border-color 0.22s ease; }
.category-card::before { content: ""; position: absolute; inset: 0; opacity: 0.82; background: linear-gradient(155deg, rgba(255,255,255,0.18) 0 25%, transparent 25% 100%), linear-gradient(180deg, transparent 0 38%, var(--card-color) 38% 100%); z-index: -1; }
.category-card::after { content: ""; position: absolute; right: 0; bottom: 0; width: 34%; height: 48%; background: rgba(0,0,0,0.16); z-index: -1; }
.category-card:hover { transform: translateY(-8px); border-color: rgba(255,255,255,0.34); }
.category-card--brand { --card-color: rgba(47,115,255,0.88); }
.category-card--commerce { --card-color: rgba(223,106,23,0.88); }
.category-card--package { --card-color: rgba(91,49,212,0.88); }
.category-card--aigc { --card-color: rgba(201,56,77,0.88); }
.category-card span,
.work-card span,
.case-card span,
.contact-section span,
.about-copy span { color: rgba(255,255,255,0.68); font-size: 13px; }
.category-card h3 { margin: 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(26px, 2.2vw, 42px); line-height: 1; }
.category-card p { margin: 0; color: rgba(255,255,255,0.82); font-family: Inter, Arial, "PingFang SC", sans-serif; line-height: 1.6; }
.work-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(16px, 1.8vw, 26px); }
.work-card { display: grid; grid-template-rows: auto auto auto; gap: 14px; transition: transform 0.22s ease; }
.work-card:hover { transform: translateY(-6px); }
.work-media-button { width: 100%; aspect-ratio: 3 / 2; display: block; overflow: hidden; border-radius: 10px; background: transparent; text-align: left; }
.work-media-button img { width: 100%; height: 100%; object-fit: cover; transform: scale(1.018); filter: grayscale(1) contrast(1.08) brightness(0.82); transition: filter 0.32s ease, transform 0.32s ease; }
.work-card:hover .work-media-button img, .case-card:hover .work-media-button img, .work-media-button:focus-visible img { filter: grayscale(0) contrast(1.02) brightness(1); transform: scale(1.035); }
.work-media-button:focus-visible { outline: 2px solid var(--fg); outline-offset: 4px; }
.work-card h3 { margin: 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(22px, 2vw, 34px); line-height: 1.05; }
.about-section { display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(28px, 5vw, 82px); align-items: end; border-top: 1px solid var(--line); }
.about-copy h2,
.contact-section h2 { max-width: 960px; margin: 16px 0 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(42px, 7vw, 104px); line-height: 0.95; letter-spacing: 0; }
.about-copy p { max-width: 820px; color: rgba(255,255,255,0.7); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(17px, 1.45vw, 23px); line-height: 1.72; }
.quote-preview-section { width: min(1380px, calc(100% - 44px)); margin: 0 auto; padding: clamp(22px, 4vw, 58px) 0 clamp(52px, 7vw, 96px); text-shadow: 0 12px 34px rgba(0, 0, 0, 0.5); }
.quote-preview { border-top: 1px solid rgba(255,255,255,0.18); border-bottom: 1px solid rgba(255,255,255,0.18); background: rgba(0,0,0,0.16); backdrop-filter: blur(8px); }
.quote-preview__summary { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); min-height: 104px; cursor: pointer; list-style: none; }
.quote-preview__summary::-webkit-details-marker { display: none; }
.quote-preview__item { display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; gap: clamp(12px, 2vw, 30px); align-items: center; padding: clamp(18px, 2.2vw, 30px); border-left: 1px solid rgba(255,255,255,0.12); color: rgba(255,255,255,0.86); transition: background 0.18s ease, color 0.18s ease; }
.quote-preview__item:first-child { border-left: 0; }
.quote-preview__item small { color: rgba(255,255,255,0.52); font-size: 12px; }
.quote-preview__item strong { font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(20px, 2.4vw, 36px); line-height: 1; letter-spacing: 0; white-space: nowrap; }
.quote-preview__item em { color: rgba(255,255,255,0.82); font-style: normal; font-size: clamp(14px, 1.2vw, 18px); white-space: nowrap; }
.quote-preview__summary:hover .quote-preview__item, .quote-preview[open] .quote-preview__item { background: var(--fg); color: #111; text-shadow: none; }
.quote-preview__summary:hover small, .quote-preview[open] small { color: rgba(0,0,0,0.62); }
.quote-preview__summary:hover .quote-preview__item em, .quote-preview[open] .quote-preview__item em { color: rgba(0,0,0,0.62); }
.quote-preview__details { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 0; border-top: 1px solid rgba(255,255,255,0.16); background: rgba(16,16,15,0.82); }
.quote-preview__group { padding: clamp(18px, 2vw, 28px); border-left: 1px solid rgba(255,255,255,0.12); }
.quote-preview__group:first-child { border-left: 0; }
.quote-preview__group h3 { margin: 0 0 18px; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(21px, 2vw, 32px); line-height: 1; }
.quote-preview__group div { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px 14px; padding: 11px 0; border-top: 1px solid rgba(255,255,255,0.12); color: rgba(255,255,255,0.72); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: 13px; line-height: 1.35; }
.quote-preview__group strong { color: var(--fg); font-weight: 650; white-space: nowrap; }
.quote-preview__group em { grid-column: 1 / -1; color: #fff; font-style: normal; }
.contact-section { min-height: 70vh; display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 42px; align-items: center; }
address { display: grid; gap: 14px; padding: 18px; border: 1px solid var(--line); border-radius: 18px; background: rgba(255,255,255,0.1); font-style: normal; }
.qr-placeholder { width: 126px; aspect-ratio: 1; display: grid; place-items: center; border-radius: 12px; border: 1px solid var(--line); background: repeating-linear-gradient(45deg, rgba(255,255,255,0.16) 0 8px, rgba(255,255,255,0.05) 8px 16px); font-weight: 800; }
.qr-placeholder { overflow: hidden; border-color: rgba(42, 185, 76, 0.78); background: rgba(255,255,255,0.06); }
.qr-placeholder img { width: 100%; height: 100%; object-fit: cover; }
.contact-section__scan { color: var(--fg); font-size: 18px; font-weight: 700; }
address p { margin: 0; color: var(--muted); line-height: 1.5; }
.site-footer { position: relative; z-index: 2; width: min(1380px, calc(100% - 44px)); margin: 0 auto; padding: clamp(42px, 6vw, 88px) 0 clamp(26px, 3.5vw, 54px); }
.site-footer__inner { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 16px 28px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,0.18); color: rgba(255,255,255,0.72); font-size: 13px; }
.site-footer__copyright { flex: 0 0 auto; color: rgba(255,255,255,0.72); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: 14px; }
.site-footer__contacts { display: flex; flex-wrap: wrap; justify-content: flex-end; align-items: center; gap: 18px; }
.site-footer__item { position: relative; display: inline-flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.86); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: 14px; line-height: 1; white-space: nowrap; transition: color 0.18s ease; }
.site-footer__item:hover, .site-footer__item:focus-visible { color: #ffffff; outline: none; }
.site-footer__item--wechat { cursor: pointer; }
.site-footer__item--wechat svg { width: 16px; height: 16px; fill: currentColor; flex: 0 0 auto; }
.site-footer__wechat-panel { position: absolute; right: 0; bottom: calc(100% + 12px); z-index: 6; opacity: 0; visibility: hidden; transform: translateY(8px); transition: opacity 0.18s ease, visibility 0.18s ease, transform 0.18s ease; pointer-events: none; }
.site-footer__item--wechat:hover .site-footer__wechat-panel, .site-footer__item--wechat:focus-visible .site-footer__wechat-panel { opacity: 1; visibility: visible; transform: translateY(0); }
.site-footer__wechat-card { display: grid; gap: 10px; justify-items: center; width: 168px; padding: 14px; border: 1px solid rgba(255,255,255,0.12); border-radius: 12px; background: rgba(14, 14, 14, 0.96); box-shadow: 0 20px 48px rgba(0,0,0,0.36); }
.site-footer__wechat-card img { width: 140px; height: 140px; object-fit: cover; border-radius: 10px; background: #fff; }
.site-footer__wechat-card span { color: rgba(255,255,255,0.78); font-size: 12px; }
.video-modal { position: fixed; inset: 0; z-index: 180; display: grid; place-items: center; padding: clamp(16px, 4vw, 48px); opacity: 0; visibility: hidden; transition: opacity 0.22s ease, visibility 0.22s ease; }
.video-modal.open { opacity: 1; visibility: visible; }
.video-modal__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.78); backdrop-filter: blur(14px); }
.video-modal__dialog { position: relative; z-index: 1; width: min(1180px, 94vw); display: grid; gap: 12px; }
.video-modal__bar { display: flex; align-items: center; justify-content: space-between; gap: 14px; color: rgba(255,255,255,0.72); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: 13px; }
.video-modal__close { padding: 9px 16px; border: 1px solid var(--line); border-radius: 999px; color: var(--fg); background: rgba(255,255,255,0.08); }
.video-modal__player { width: 100%; aspect-ratio: 16 / 9; max-height: calc(100vh - 132px); border: 1px solid var(--line); border-radius: 10px; background: #050505; box-shadow: 0 28px 90px rgba(0,0,0,0.58); }
body.video-modal-open { overflow: hidden; }
body.case-modal-open { overflow: hidden; }
.case-modal { position: fixed; inset: 0; z-index: 190; display: grid; place-items: center; padding: clamp(14px, 3vw, 44px); opacity: 0; visibility: hidden; transition: opacity 0.22s ease, visibility 0.22s ease; }
.case-modal.open { opacity: 1; visibility: visible; }
.case-modal__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.9); backdrop-filter: blur(10px); }
.case-modal__dialog { position: relative; z-index: 1; width: min(1180px, 94vw); max-height: calc(100vh - 42px); display: grid; grid-template-rows: auto minmax(0, 1fr); gap: 14px; }
.case-modal__bar { display: grid; grid-template-columns: minmax(0, 1fr) auto auto; align-items: center; gap: 12px; color: rgba(255,255,255,0.78); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: 13px; }
.case-modal__title { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.case-modal__counter { display: flex; align-items: center; gap: 8px; min-height: 18px; }
.case-modal__counter-dot { width: 6px; height: 6px; border-radius: 50%; background: rgba(255,255,255,0.22); transition: transform 0.2s ease, background 0.2s ease, opacity 0.2s ease; }
.case-modal__counter-dot.is-active { background: rgba(255,255,255,0.88); transform: scale(1.2); }
.case-modal__counter-dot.is-hidden { opacity: 0.18; }
.case-modal__close { position: relative; width: 40px; height: 40px; padding: 0; border: 1px solid rgba(255,255,255,0.22); border-radius: 50%; color: var(--fg); background: rgba(255,255,255,0.06); flex: 0 0 auto; }
.case-modal__close::before, .case-modal__close::after { content: ""; position: absolute; left: 50%; top: 50%; width: 16px; height: 1.5px; border-radius: 999px; background: currentColor; transform-origin: center; }
.case-modal__close::before { transform: translate(-50%, -50%) rotate(45deg); }
.case-modal__close::after { transform: translate(-50%, -50%) rotate(-45deg); }
.case-modal__close:hover { background: rgba(255,255,255,0.12); }
.case-modal__stage { position: relative; min-height: 0; display: grid; grid-template-columns: 54px minmax(0, 1fr) 54px; align-items: center; gap: clamp(8px, 1.6vw, 18px); }
.case-modal__image-wrap { position: relative; width: 100%; height: calc(100vh - 116px); overflow: hidden; border: 1px solid rgba(255,255,255,0.12); border-radius: 8px; background: #050505; box-shadow: 0 28px 90px rgba(0,0,0,0.58); touch-action: none; cursor: zoom-in; }
.case-modal__image-wrap.is-zoomed { cursor: grab; }
.case-modal__image-wrap.is-dragging { cursor: grabbing; }
.case-modal__image { position: absolute; top: 50%; left: 50%; width: auto; height: auto; max-width: none; max-height: none; opacity: 1; transform-origin: center center; user-select: none; will-change: transform, opacity; transition: opacity 0.16s ease; }
.case-modal__image.is-switching { opacity: 0.36; }
.case-modal__nav { width: 54px; height: 54px; display: grid; place-items: center; border: 1px solid rgba(255,255,255,0.22); border-radius: 50%; color: var(--fg); background: rgba(0,0,0,0.34); font-family: Inter, Arial, sans-serif; font-size: 34px; line-height: 1; transition: opacity 0.2s ease, background 0.2s ease; }
.case-modal__nav:hover { background: rgba(255,255,255,0.14); }
.case-modal__nav:disabled { opacity: 0.24; cursor: default; }

.page-shell { padding: clamp(150px, 15vw, 220px) 0 clamp(86px, 11vw, 150px); }
.case-hero { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(260px, 0.42fr); gap: clamp(28px, 5vw, 82px); align-items: end; min-height: clamp(520px, 62vh, 760px); padding-bottom: clamp(44px, 6vw, 84px); }
.case-kicker,
.case-section-label { color: var(--muted); font-size: 13px; text-transform: uppercase; }
.case-hero h1 { max-width: 980px; margin: 18px 0 24px; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(58px, 10vw, 154px); font-weight: 800; line-height: 0.85; }
.case-hero p,
.case-section-head p { max-width: 780px; margin: 0; color: rgba(255,255,255,0.72); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(16px, 1.35vw, 21px); line-height: 1.66; }
.case-hero-panel { display: grid; gap: 12px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: rgba(255,255,255,0.08); }
.case-hero-panel strong { font-family: Inter, Arial, sans-serif; font-size: clamp(52px, 7vw, 104px); line-height: 0.9; }
.case-category-nav { position: sticky; top: 88px; z-index: 30; display: flex; gap: 10px; flex-wrap: wrap; padding: 12px 0 34px; background: linear-gradient(180deg, var(--bg) 74%, rgba(16,16,15,0)); }
.case-category-nav a { padding: 9px 16px; border: 1px solid var(--line); border-radius: 999px; color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.06); font-size: 13px; }
.case-category-nav a:hover { color: #111; background: var(--fg); }
.case-section { padding: clamp(62px, 8vw, 116px) 0; border-top: 1px solid var(--line); scroll-margin-top: 120px; }
.case-section-head { display: grid; grid-template-columns: 240px minmax(0, 1fr); gap: 34px; margin-bottom: clamp(28px, 4vw, 58px); }
.case-section-head h2 { margin: 0 0 14px; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(38px, 6vw, 92px); line-height: 0.95; }
.case-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: clamp(16px, 1.8vw, 26px); }
.case-card { display: grid; gap: 12px; align-content: start; }
.case-media-button { width: 100%; aspect-ratio: 4 / 5; display: block; overflow: hidden; border-radius: 10px; background: transparent; text-align: left; }
.case-media-button img, .case-card > img { width: 100%; height: 100%; aspect-ratio: 4 / 5; object-fit: cover; object-position: center; border-radius: inherit; background: transparent; filter: grayscale(1) contrast(1.05) brightness(0.82); transform: scale(1.03); transition: filter 0.24s ease, transform 0.24s ease; }
.case-card > img { border-radius: 10px; }
.case-card:hover .case-media-button img, .case-card:hover > img, .case-media-button:focus-visible img { filter: grayscale(0) contrast(1.02) brightness(1); transform: scale(1.05); }
.case-media-button:focus-visible { outline: 2px solid var(--fg); outline-offset: 4px; }
.case-card h3 { margin: 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(20px, 1.8vw, 28px); line-height: 1.1; }
.case-card p { margin: 0; color: rgba(255,255,255,0.58); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: 14px; line-height: 1.55; }

.pricing-page { background: var(--bg); color: var(--fg); }
.pricing-page .topbar { background: rgba(16, 16, 15, 0.76); border-color: var(--line); }
.pricing-page .site-footer__inner { border-color: var(--line); color: rgba(255,255,255,0.62); }
.pricing-shell { min-height: 100vh; }
.pricing-hero { text-shadow: 0 12px 34px rgba(0, 0, 0, 0.5); }
.pricing-hero h1 { max-width: 980px; }
.pricing-hero-panel strong { color: var(--fg); }
.pricing-board { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: clamp(18px, 2vw, 28px); padding: clamp(10px, 2vw, 24px) 0 clamp(42px, 7vw, 98px); }
.pricing-group { position: relative; isolation: isolate; display: grid; grid-template-columns: 1fr; gap: clamp(22px, 3vw, 34px); min-height: 300px; padding: clamp(24px, 3vw, 40px); border: 1px solid rgba(255,255,255,0.13); border-radius: 14px; overflow: hidden; background: linear-gradient(180deg, rgba(255,255,255,0.075), rgba(255,255,255,0.035)); box-shadow: 0 24px 70px rgba(0,0,0,0.34); }
.pricing-group::before { content: ""; position: absolute; inset: 0; z-index: 0; padding: 1px; border-radius: inherit; background: linear-gradient(120deg, rgba(255, 38, 38, 0.08) 0 18%, rgba(255, 38, 38, 0.95) 34%, rgba(255, 126, 94, 0.52) 46%, rgba(255, 38, 38, 0.08) 66% 100%); background-size: 240% 240%; opacity: 0.9; animation: pricingGlow 6s linear infinite; -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; pointer-events: none; }
.pricing-group > * { position: relative; z-index: 1; }
@keyframes pricingGlow { from { background-position: 0% 50%; } to { background-position: 240% 50%; } }
.pricing-group__title h2 { margin: 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(28px, 3.2vw, 52px); line-height: 1; letter-spacing: 0; }
.pricing-group__title span { display: block; margin-top: 8px; color: rgba(255,255,255,0.6); font-family: Inter, Arial, sans-serif; font-size: clamp(17px, 1.55vw, 24px); line-height: 1; }
.pricing-group__items { display: grid; align-content: start; }
.pricing-row { display: grid; grid-template-columns: minmax(150px, 1fr) minmax(100px, 0.38fr) minmax(72px, 0.26fr); gap: clamp(12px, 2vw, 34px); align-items: baseline; padding: 13px 0; border-top: 1px solid rgba(255,255,255,0.12); color: rgba(255,255,255,0.82); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(14px, 1vw, 18px); line-height: 1.35; }
.pricing-row:first-child { border-top: 0; padding-top: 0; }
.pricing-row:last-child { padding-bottom: 0; }
.pricing-row strong { color: var(--fg); font-weight: 650; white-space: nowrap; }
.pricing-row em { color: #fff; font-style: normal; white-space: nowrap; }
.pricing-terms { padding: clamp(68px, 9vw, 126px) 0 0; border-top: 1px solid rgba(255,255,255,0.16); }
.pricing-terms__head { margin-bottom: clamp(28px, 4vw, 58px); }
.pricing-terms__head h2 { font-size: clamp(42px, 6.6vw, 96px); }
.pricing-terms__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 clamp(44px, 5vw, 82px); border-top: 1px solid rgba(255,255,255,0.16); }
.pricing-terms__grid article { min-height: 112px; padding: 26px 0; border-bottom: 1px solid rgba(255,255,255,0.14); }
.pricing-terms__grid span { display: block; margin-bottom: 10px; color: rgba(255,255,255,0.78); font-size: 13px; font-weight: 800; }
.pricing-terms__grid p { margin: 0; color: rgba(255,255,255,0.64); font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(15px, 1.08vw, 18px); line-height: 1.7; }
.pricing-terms__cta { display: flex; align-items: center; justify-content: space-between; gap: 24px; margin-top: clamp(76px, 10vw, 136px); padding: 34px 0; border-top: 1px solid rgba(255,255,255,0.16); border-bottom: 1px solid rgba(255,255,255,0.16); }
.pricing-terms__cta h2 { margin: 0; font-family: Inter, Arial, "PingFang SC", sans-serif; font-size: clamp(38px, 6.2vw, 88px); line-height: 0.95; letter-spacing: 0; }
.pricing-terms__cta a { flex: 0 0 auto; padding: 13px 22px; border: 1px solid var(--line); border-radius: 999px; color: rgba(255,255,255,0.82); background: rgba(255,255,255,0.05); font-size: 13px; }
.pricing-terms__cta a:hover { color: #111; background: var(--fg); }

.ai-consultant { position: fixed; right: clamp(16px, 2vw, 28px); bottom: clamp(16px, 2vw, 28px); z-index: 120; font-family: Inter, Arial, "PingFang SC", "Microsoft YaHei", sans-serif; color: var(--fg); }
.ai-consultant__toggle { display: inline-flex; align-items: center; gap: 10px; min-height: 52px; padding: 12px 18px 12px 14px; border: 1px solid rgba(255,255,255,0.2); border-radius: 999px; background: rgba(20,20,18,0.78); box-shadow: 0 18px 48px rgba(0,0,0,0.38); backdrop-filter: blur(18px); transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease; }
.ai-consultant__toggle:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.36); background: rgba(34,34,31,0.86); }
.ai-consultant__toggle-icon { position: relative; width: 26px; height: 26px; border-radius: 50%; background: linear-gradient(135deg, var(--orange), var(--blue)); }
.ai-consultant__toggle-icon::before, .ai-consultant__toggle-icon::after { content: ""; position: absolute; background: #fff; }
.ai-consultant__toggle-icon::before { left: 7px; top: 8px; width: 12px; height: 8px; border-radius: 7px; }
.ai-consultant__toggle-icon::after { left: 12px; top: 15px; width: 6px; height: 5px; clip-path: polygon(0 0, 100% 0, 0 100%); }
.ai-consultant__toggle-text { font-size: 14px; font-weight: 700; letter-spacing: 0; white-space: nowrap; }
.ai-consultant__panel { position: absolute; right: 0; bottom: calc(100% + 14px); display: grid; grid-template-rows: auto minmax(0, 1fr) auto auto; width: min(390px, calc(100vw - 32px)); height: min(620px, calc(100vh - 112px)); overflow: hidden; border: 1px solid rgba(255,255,255,0.16); border-radius: 16px; background: rgba(18,18,17,0.92); box-shadow: 0 28px 80px rgba(0,0,0,0.54); backdrop-filter: blur(22px); opacity: 0; visibility: hidden; transform: translateY(14px) scale(0.98); transform-origin: right bottom; transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.2s ease; }
.ai-consultant.is-open .ai-consultant__panel { opacity: 1; visibility: visible; transform: translateY(0) scale(1); }
.ai-consultant__head { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 18px 18px 16px; border-bottom: 1px solid rgba(255,255,255,0.12); background: linear-gradient(135deg, rgba(47,115,255,0.16), rgba(223,106,23,0.12)); }
.ai-consultant__head span { display: block; margin-bottom: 5px; color: rgba(255,255,255,0.56); font-family: "Space Mono", Consolas, monospace; font-size: 11px; text-transform: uppercase; }
.ai-consultant__head strong { display: block; font-size: 17px; line-height: 1.2; letter-spacing: 0; }
.ai-consultant__close { position: relative; flex: 0 0 auto; width: 34px; height: 34px; border: 1px solid rgba(255,255,255,0.16); border-radius: 50%; background: rgba(255,255,255,0.06); }
.ai-consultant__close::before, .ai-consultant__close::after { content: ""; position: absolute; left: 50%; top: 50%; width: 14px; height: 1.5px; border-radius: 999px; background: currentColor; }
.ai-consultant__close::before { transform: translate(-50%, -50%) rotate(45deg); }
.ai-consultant__close::after { transform: translate(-50%, -50%) rotate(-45deg); }
.ai-consultant__messages { display: grid; align-content: start; gap: 10px; min-height: 0; padding: 16px; overflow: auto; scrollbar-width: thin; }
.ai-consultant__message { width: fit-content; max-width: 88%; padding: 10px 12px; border: 1px solid rgba(255,255,255,0.1); border-radius: 12px; color: rgba(255,255,255,0.82); background: rgba(255,255,255,0.07); font-size: 14px; line-height: 1.65; white-space: pre-wrap; }
.ai-consultant__message--user { justify-self: end; color: #10100f; background: var(--fg); border-color: transparent; }
.ai-consultant__quick { display: flex; gap: 8px; padding: 0 16px 12px; overflow-x: auto; }
.ai-consultant__quick button { flex: 0 0 auto; max-width: 240px; padding: 8px 10px; border: 1px solid rgba(255,255,255,0.14); border-radius: 999px; color: rgba(255,255,255,0.7); background: rgba(255,255,255,0.05); font-size: 12px; line-height: 1.35; white-space: nowrap; }
.ai-consultant__quick button:hover { color: var(--fg); border-color: rgba(255,255,255,0.28); }
.ai-consultant__form { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; padding: 14px; border-top: 1px solid rgba(255,255,255,0.12); background: rgba(0,0,0,0.18); }
.ai-consultant__input { width: 100%; min-height: 44px; max-height: 112px; resize: none; padding: 12px 13px; border: 1px solid rgba(255,255,255,0.14); border-radius: 12px; outline: 0; color: var(--fg); background: rgba(255,255,255,0.06); font: inherit; font-size: 14px; line-height: 1.45; }
.ai-consultant__input:focus { border-color: rgba(255,255,255,0.36); }
.ai-consultant__send { align-self: end; min-width: 64px; height: 44px; padding: 0 16px; border-radius: 12px; color: #10100f; background: var(--fg); font-size: 14px; font-weight: 800; }
.ai-consultant__send:disabled { cursor: wait; opacity: 0.54; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
  .site-loader { display: none; }
  .reveal-item { opacity: 1; transform: none; }
}
@media (max-width: 1180px) {
  .category-grid,
  .case-grid,
  .pricing-board { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .work-grid { grid-template-columns: 1fr; }
  .hero-type-layout__headline { left: clamp(34px, 4.8vw, 76px); max-width: min(30vw, 320px); font-size: clamp(28px, 3vw, 44px); }
  .hero-type-layout__service { right: min(32vw, 350px); max-width: 220px; }
  .hero-type-layout__name { top: clamp(40px, 6vw, 82px); right: clamp(24px, 4vw, 54px); max-width: none; font-size: clamp(48px, 5.8vw, 78px); }
  .type-card { top: calc(49% + var(--hero-content-drop)); width: clamp(140px, 15vw, 190px); }
  .mini-video-card { right: clamp(190px, 24vw, 300px); bottom: calc(22% - var(--hero-content-drop)); width: min(23vw, 280px); min-width: 210px; }
}
@media (max-width: 980px) {
  .topbar { grid-template-columns: 1fr auto; }
  .topnav { display: none; }
  .hero-poster { min-height: max(900px, 100svh); padding: 188px 18px 112px; }
  .credential-marquee { top: calc(118px - var(--hero-scroll-lift)); left: 18px; right: 18px; }
  .hero-type-layout { inset: calc(152px + var(--hero-content-drop)) 18px 72px; }
  .hero-type-layout__headline { left: 36px; max-width: 58vw; font-size: clamp(30px, 7vw, 52px); }
  .hero-type-layout__name { top: 72px; right: 18px; max-width: 82vw; font-size: clamp(34px, 7vw, 58px); }
  .hero-type-layout__service { top: auto; left: 0; right: auto; bottom: 118px; max-width: 230px; font-size: 13px; }
  .hero-type-layout__contact { display: none; }
  .hero-type-layout__prompt { bottom: 220px; font-size: 24px; }
  .hero-type-layout__date { bottom: 220px; font-size: 12px; }
  .leaf-card { top: calc(240px + var(--hero-content-drop)); left: 8%; }
  .type-card { left: 42px; top: calc(345px + var(--hero-content-drop)); width: min(24vw, 190px); min-width: 150px; }
  .blur-card { left: auto; right: 14%; top: calc(620px + var(--hero-content-drop)); width: min(25vw, 190px); min-width: 150px; }
  .progress-card { right: 18px; top: calc(400px + var(--hero-content-drop)); }
  .palette { right: 22px; top: calc(520px + var(--hero-content-drop)); }
  .mini-video-card { right: 210px; bottom: calc(218px - var(--hero-content-drop)); width: min(34vw, 240px); min-width: 180px; }
  .logo-marquee { left: 18px; right: 18px; bottom: calc(34px - var(--hero-content-drop)); height: 62px; }
  .logo-marquee__set { gap: 42px; padding-right: 42px; }
  .logo-marquee__set img { height: 32px; max-width: 146px; }
  .logo-marquee__set img:nth-child(1),
  .logo-marquee__set img:nth-child(3) { height: 38px; max-width: 174px; }
  .logo-marquee__set img:nth-child(5),
  .logo-marquee__set img:nth-child(6),
  .logo-marquee__set img:nth-child(7) { height: 26px; max-width: 120px; }
  .category-grid,
  .menu-overlay,
  .about-section,
  .contact-section,
  .case-hero,
  .case-section-head,
  .pricing-board,
  .pricing-terms__grid,
  .quote-preview__summary,
  .quote-preview__details { grid-template-columns: 1fr; }
  .quote-preview__item, .quote-preview__group { border-left: 0; border-top: 1px solid rgba(255,255,255,0.12); }
  .quote-preview__item:first-child, .quote-preview__group:first-child { border-top: 0; }
  .pricing-terms__cta { align-items: flex-start; flex-direction: column; }
  .pricing-group { gap: 22px; }
  .case-category-nav { position: relative; top: auto; padding-bottom: 10px; }
  .case-modal__stage { grid-template-columns: 44px minmax(0, 1fr) 44px; }
  .case-modal__nav { width: 44px; height: 44px; font-size: 28px; }
  .page-shell { padding-top: 132px; }
  .case-hero { min-height: auto; }
  .site-footer__inner { gap: 14px 20px; }
  .site-footer__contacts { justify-content: flex-start; }
  .site-footer__wechat-panel { right: auto; left: 0; transform: translateY(8px); }
  .site-footer__item--wechat:hover .site-footer__wechat-panel, .site-footer__item--wechat:focus-visible .site-footer__wechat-panel { transform: translateY(0); }
}
@media (max-width: 620px) {
  .topbar { gap: 12px; padding-right: 14px; padding-left: 14px; }
  .brand-mark__symbol { width: 36px; height: 36px; }
  .brand-mark__logo { width: auto; height: 40px; max-width: 56vw; }
  .hero-poster { min-height: 820px; padding-bottom: 116px; }
  .hero-type-layout { inset: calc(142px + var(--hero-content-drop)) 14px 56px; }
  .hero-type-layout__headline { left: 20px; max-width: 72vw; font-size: clamp(26px, 8.8vw, 42px); line-height: 0.9; }
  .hero-type-layout__name { top: 78px; left: 14px; right: auto; max-width: 92vw; font-size: clamp(24px, 7.8vw, 38px); text-align: left; white-space: normal; }
  .hero-type-layout__service { bottom: 82px; max-width: 210px; }
  .hero-type-layout__prompt,
  .hero-type-layout__date { display: none; }
  .leaf-card,
  .type-card,
  .blur-card,
  .mini-video-card,
  .progress-card,
  .palette,
  .logo-marquee { display: none; }
  .category-grid,
  .case-grid { grid-template-columns: 1fr; }
  .case-modal { padding: 12px; }
  .case-modal__bar { grid-template-columns: minmax(0, 1fr) auto; }
  .case-modal__counter { order: 3; grid-column: 1 / -1; justify-content: center; }
  .case-modal__stage { grid-template-columns: 1fr; }
  .case-modal__nav { position: absolute; top: 50%; z-index: 2; transform: translateY(-50%); background: rgba(0,0,0,0.5); }
  .case-modal__nav--prev { left: 8px; }
  .case-modal__nav--next { right: 8px; }
  .case-modal__image-wrap { height: calc(100vh - 138px); }
  .pricing-board { grid-template-columns: 1fr; gap: 16px; }
  .pricing-shell { padding-top: 118px; }
  .pricing-hero { min-height: auto; }
  .pricing-group { min-height: auto; padding: 22px; border-radius: 12px; }
  .pricing-row { grid-template-columns: 1fr auto; gap: 6px 16px; padding: 10px 0; }
  .pricing-row em { grid-column: 1 / -1; font-size: 13px; }
  .quote-preview-section { width: min(100% - 28px, 1380px); padding-top: 12px; }
  .quote-preview__summary { min-height: auto; }
  .quote-preview__item { grid-template-columns: 32px minmax(0, 1fr) auto; padding: 16px; }
  .quote-preview__item strong { font-size: 22px; }
  .quote-preview__details { max-height: min(70vh, 620px); overflow: auto; }
  .pricing-terms__grid article { min-height: auto; padding: 22px 0; }
  .pricing-terms__cta { margin-top: 58px; padding: 28px 0; }
  .ai-consultant { right: 12px; bottom: 12px; }
  .ai-consultant__toggle { min-height: 48px; padding: 10px 14px 10px 12px; }
  .ai-consultant__panel { width: calc(100vw - 24px); height: min(560px, calc(100vh - 88px)); border-radius: 14px; }
  .ai-consultant__message { max-width: 92%; }
  .ai-consultant__form { grid-template-columns: 1fr; }
  .ai-consultant__send { width: 100%; }
  .category-card { min-height: 320px; }
  .section-head h2 { font-size: clamp(44px, 16vw, 78px); }
  .contact-section h2,
  .about-copy h2 { font-size: clamp(36px, 12vw, 68px); }
}