/* =========================================================
   CHIYE VISION — Creative Direction V1
   2000s Luxury Editorial × Tailored Minimalism × Quiet Sparkle
   ========================================================= */

.cdv1 {
  --paper: #f3f0ea;
  --ivory: #ebe6dc;
  --ink: #141311;
  --charcoal: #2c2a27;
  --smoke: #6e6a63;
  --warm-gray: #9a948a;
  --metal: #c5c0b6;
  --champagne: #d4c4a8;
  --chrome: linear-gradient(90deg, #8a8680, #e8e4dc, #8a8680);
  --ease-soft: cubic-bezier(0.22, 1, 0.36, 1);
  --font-serif: "Cormorant Garamond", "Times New Roman", Georgia, serif;
  background: var(--paper);
  color: var(--ink);
}

.cdv1 .site-nav {
  background: rgba(243, 240, 234, 0.86);
  backdrop-filter: none;
}
.cdv1 .site-nav.is-scrolled {
  border-bottom-color: rgba(20, 19, 17, 0.1);
}
.cd-nav .brand__en {
  letter-spacing: 0.18em;
  font-size: 0.62rem;
  color: var(--smoke);
}
.cdv1 .nav-links a {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--charcoal);
}
.cdv1 .nav-links a:hover {
  color: var(--ink);
}
.cdv1 .nav-links .nav-contact {
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--charcoal);
  cursor: pointer;
}
.cdv1 .nav-links .nav-contact:hover {
  color: var(--ink);
}
.cd-footer button.nav-contact {
  border: 0;
  background: none;
  padding: 0;
  font: inherit;
  color: inherit;
  cursor: pointer;
  text-decoration: none;
}

/* ——— Shared ——— */
.cd-serif {
  font-family: var(--font-serif);
  font-weight: 400;
  letter-spacing: 0.06em;
  font-style: italic;
}

.cd-grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 80;
  opacity: 0.045;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px 180px;
}

.cd-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.5rem;
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid currentColor;
  padding-bottom: 0.15rem;
  transition: opacity 500ms var(--ease-soft), letter-spacing 500ms var(--ease-soft);
}
.cd-link:hover {
  opacity: 0.72;
  letter-spacing: 0.2em;
  color: inherit;
}
.cd-link--light { color: #ebe6dc; }
.cd-arrow {
  display: inline-block;
  transition: transform 450ms var(--ease-soft);
}
.cd-link:hover .cd-arrow { transform: translateX(3px); }

/* Quiet Sparkle — max ~4 on page */
.cd-spark {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-left: 0.35em;
  vertical-align: middle;
  background: var(--metal);
  clip-path: polygon(50% 0, 58% 42%, 100% 50%, 58% 58%, 50% 100%, 42% 58%, 0 50%, 42% 42%);
  opacity: 0.55;
  box-shadow: 0 0 6px rgba(197, 192, 182, 0.35);
}
.cd-spark--on {
  opacity: 0;
  transition: opacity 700ms var(--ease-soft);
}
.cd-manifesto__line--last.is-in .cd-spark--on,
.reveal.is-in .cd-spark--on {
  opacity: 0.7;
}
.cd-link--spark .cd-arrow {
  position: relative;
}
.cd-link--spark:hover .cd-arrow::after {
  content: "";
  position: absolute;
  inset: -4px -6px;
  background: radial-gradient(circle, rgba(232, 228, 220, 0.55) 0%, transparent 70%);
  pointer-events: none;
  animation: cd-flash 520ms var(--ease-soft) 1;
}
@keyframes cd-flash {
  0% { opacity: 0; transform: scale(0.6); }
  40% { opacity: 1; }
  100% { opacity: 0; transform: scale(1.4); }
}

.cd-btn {
  display: inline-block;
  margin-top: 2rem;
  padding: 0.85rem 1.6rem;
  border: 1px solid #ebe6dc;
  border-radius: 2px;
  background: transparent;
  color: #ebe6dc;
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  transition: background 500ms var(--ease-soft), color 500ms var(--ease-soft);
}
.cd-btn:hover {
  background: #ebe6dc;
  color: var(--ink);
}

/* Reveal — slow, soft */
.cdv1 .reveal {
  opacity: 0;
  transform: translateY(18px);
  filter: blur(2px);
  transition:
    opacity 700ms var(--ease-soft),
    transform 800ms var(--ease-soft),
    filter 800ms var(--ease-soft);
}
.cdv1 .reveal.is-in {
  opacity: 1;
  transform: none;
  filter: none;
}
.cdv1 .reveal[data-delay="1"] { transition-delay: 180ms; }
.cdv1 .reveal[data-delay="2"] { transition-delay: 360ms; }

@media (prefers-reduced-motion: reduce) {
  .cdv1 .reveal {
    opacity: 1;
    transform: none;
    filter: none;
    transition: none;
  }
  .cd-link--spark:hover .cd-arrow::after { animation: none; }
}

/* ——— 01 Hero ——— */
.cd-hero {
  position: relative;
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  color: #ebe6dc;
  overflow: hidden;
}
.cd-hero__visual {
  position: absolute;
  inset: 0;
}
.cd-hero__visual img {
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 28% 40%;
  transform: scale(1.06);
  filter: saturate(0.55) contrast(1.08) brightness(0.42);
}
.cd-hero__veil {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 70% 35%, rgba(180, 190, 200, 0.08), transparent 55%),
    linear-gradient(180deg, rgba(14, 13, 12, 0.35) 0%, rgba(14, 13, 12, 0.55) 45%, rgba(14, 13, 12, 0.92) 100%);
}
.cd-hero__content {
  position: relative;
  z-index: 2;
  width: min(1280px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin: 0 auto 4.5rem;
  max-width: 22em;
}
.cd-hero__en {
  margin: 0 0 1.25rem;
  font-size: 0.95rem;
  color: var(--champagne);
  opacity: 0.85;
}
.cd-hero__brand {
  margin: 0;
  font-size: clamp(2.6rem, 6.5vw, 4.4rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
}
.cd-hero__brand-en {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.28em;
  text-transform: lowercase;
  color: var(--metal);
}
.cd-hero__value {
  margin: 1.35rem 0 0;
  font-size: clamp(1.05rem, 2.2vw, 1.35rem);
  font-weight: 500;
  letter-spacing: 0.02em;
  line-height: 1.5;
}
.cd-hero__explore {
  position: absolute;
  right: clamp(1.25rem, 4vw, 3rem);
  bottom: 2rem;
  z-index: 2;
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: rgba(235, 230, 220, 0.65);
}
.cd-hero__explore:hover { color: #ebe6dc; }

/* ——— 02 Manifesto ——— */
.cd-manifesto {
  padding: clamp(6.5rem, 16vw, 11rem) 0;
  background: var(--paper);
}
.cd-manifesto__inner {
  width: min(720px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin-inline: auto;
}
.cd-manifesto__quote {
  margin: 0;
}
.cd-manifesto__line {
  margin: 0 0 0.85em;
  font-size: clamp(1.55rem, 3.8vw, 2.55rem);
  font-weight: 600;
  line-height: 1.35;
  letter-spacing: -0.02em;
  color: var(--ink);
}
.cd-manifesto__line--last {
  color: var(--charcoal);
}
.cd-manifesto__sign {
  margin: 2.5rem 0 0;
  font-size: 1rem;
  color: var(--smoke);
  font-style: italic;
}

/* ——— 03 / 04 Project moments ——— */
.cd-moment {
  position: relative;
}
.cd-moment__hit {
  display: block;
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}
.cd-moment__hit:focus-visible {
  outline: 2px solid var(--champagne);
  outline-offset: -4px;
}

/* DA — nocturnal full bleed */
.cd-moment--da {
  background: #0e0d0c;
  color: #ebe6dc;
}
.cd-moment--da .cd-moment__hit {
  display: grid;
  min-height: 92vh;
}
.cd-moment--da .cd-moment__stage {
  position: relative;
  overflow: hidden;
  min-height: 58vh;
  background: #0a0908;
}
.cd-moment--da .cd-moment__stage::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(10, 9, 8, 0.25) 0%, rgba(10, 9, 8, 0.15) 40%, rgba(10, 9, 8, 0.75) 100%),
    radial-gradient(ellipse 50% 40% at 70% 30%, rgba(140, 160, 180, 0.12), transparent 60%);
  pointer-events: none;
  z-index: 1;
}
.cd-moment--da .cd-moment__img {
  width: 100%;
  height: 100%;
  min-height: 58vh;
  max-width: none;
  object-fit: cover;
  object-position: left center;
  filter: saturate(0.42) contrast(1.12) brightness(0.55) hue-rotate(-12deg);
  transition: transform 900ms var(--ease-soft), object-position 900ms var(--ease-soft);
}
.cd-moment--da .cd-moment__img--shift {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  mix-blend-mode: screen;
  object-position: 60% 30%;
  filter: saturate(0.4) brightness(0.9);
  pointer-events: none;
}
.cd-moment--da .cd-moment__hit:hover .cd-moment__img {
  transform: scale(1.018);
  object-position: 8% center;
}
.cd-moment--da .cd-moment__copy {
  position: relative;
  z-index: 2;
  width: min(1280px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin: -4rem auto 0;
  padding: 0 0 4.5rem;
  max-width: 28em;
}
.cd-moment__label {
  margin: 0 0 0.75rem;
  font-size: 0.95rem;
  color: var(--champagne);
  opacity: 0.8;
}
.cd-moment__title {
  margin: 0;
  font-size: clamp(1.8rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}
.cd-moment__line {
  margin: 1rem 0 0;
  font-size: 1.02rem;
  line-height: 1.65;
  color: rgba(235, 230, 220, 0.78);
  max-width: 22em;
}
.cd-moment__copy--ink .cd-moment__line {
  color: var(--smoke);
}

/* Chaoling — warm editorial */
.cd-moment--chaoling {
  background: var(--ivory);
  padding: clamp(4rem, 10vw, 7rem) 0;
}
.cd-moment--chaoling .cd-moment__hit {
  width: min(1280px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin-inline: auto;
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: end;
}
.cd-moment--chaoling .cd-moment__copy {
  padding-bottom: 1.5rem;
}
.cd-moment--chaoling .cd-moment__label {
  color: var(--smoke);
}
.cd-moment--chaoling .cd-moment__frame {
  position: relative;
  overflow: hidden;
  background: #d8d2c6;
}
.cd-moment--chaoling .cd-moment__frame > img:first-child {
  width: 108%;
  max-width: none;
  height: clamp(320px, 42vw, 520px);
  object-fit: cover;
  object-position: left top;
  filter: saturate(0.82) contrast(0.98) brightness(1.02);
  transition: transform 850ms var(--ease-soft);
}
.cd-moment--chaoling .cd-moment__hit:hover .cd-moment__frame > img:first-child {
  transform: scale(1.02);
}
.cd-moment__float {
  position: absolute;
  width: min(48%, 280px);
  right: 6%;
  bottom: -6%;
  box-shadow: 0 20px 50px rgba(20, 19, 17, 0.18);
  filter: saturate(0.85);
  transition: transform 850ms var(--ease-soft);
}
.cd-moment--chaoling .cd-moment__hit:hover .cd-moment__float {
  transform: translateY(-6px);
}

@media (max-width: 860px) {
  .cd-moment--chaoling .cd-moment__hit {
    grid-template-columns: 1fr;
  }
  .cd-moment--chaoling .cd-moment__copy {
    order: 2;
    padding-bottom: 0;
    padding-top: 1.25rem;
  }
}

/* ——— 05 GEO ——— */
.cd-geo {
  background: #161513;
  color: #ebe6dc;
  padding: clamp(4rem, 11vw, 7.5rem) 0;
  border-top: 1px solid transparent;
  border-image: var(--chrome) 1;
}
.cd-geo__hit {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(2rem, 5vw, 4rem);
  align-items: center;
  width: min(1100px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin-inline: auto;
  text-decoration: none;
  color: inherit;
  transition: opacity 500ms var(--ease-soft);
}
.cd-geo__hit:hover { opacity: 0.92; color: inherit; }
.cd-geo__hit:focus-visible {
  outline: 2px solid var(--metal);
  outline-offset: 6px;
}
.cd-geo__demo {
  position: relative;
  padding: 1.35rem 1.35rem 1.5rem;
  background: #1c1a17;
  border: 1px solid rgba(197, 192, 182, 0.28);
}
.cd-geo__chrome {
  position: absolute;
  top: 0;
  left: 1.35rem;
  right: 1.35rem;
  height: 1px;
  background: var(--chrome);
  opacity: 0.7;
}
.cd-geo__badge {
  margin: 0.35rem 0 1rem;
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--warm-gray);
}
.cd-geo__k {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.9rem;
  color: var(--champagne);
  opacity: 0.85;
}
.cd-geo__block {
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(235, 230, 220, 0.1);
}
.cd-geo__block p {
  margin: 0;
  font-size: 0.95rem;
  line-height: 1.55;
}
.cd-geo__block--ans {
  border-bottom: 0;
  padding-bottom: 0;
}
.cd-geo__block mark {
  background: rgba(197, 192, 182, 0.16);
  color: #ebe6dc;
  font-weight: 600;
  padding: 0.05em 0.2em;
}
.cd-geo__label {
  margin: 0 0 1rem;
  font-size: 1rem;
  color: var(--champagne);
}
.cd-geo__title {
  margin: 0;
  font-size: clamp(1.45rem, 3.2vw, 2.15rem);
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.02em;
}
@media (max-width: 800px) {
  .cd-geo__hit { grid-template-columns: 1fr; }
}

/* ——— 06 What We Do ——— */
.cd-about {
  padding: clamp(4.5rem, 12vw, 8rem) 0;
  background: var(--paper);
}
.cd-about__inner {
  width: min(720px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin-inline: auto;
}
.cd-about__en {
  margin: 0 0 1rem;
  font-size: 1rem;
  color: var(--smoke);
}
.cd-about__title {
  margin: 0 0 2.75rem;
  font-size: clamp(1.35rem, 3vw, 1.85rem);
  font-weight: 600;
  letter-spacing: -0.015em;
  max-width: 12em;
  line-height: 1.35;
}
.cd-about__list {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1px solid rgba(20, 19, 17, 0.12);
}
.cd-about__list li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid rgba(20, 19, 17, 0.12);
}
.cd-about__en-item {
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.78rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
}
.cd-about__zh {
  font-size: 0.95rem;
  color: var(--smoke);
}
@media (max-width: 560px) {
  .cd-about__list li {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

/* ——— 07 Next / Footer ——— */
.cd-next {
  position: relative;
  min-height: 62vh;
  display: flex;
  align-items: flex-end;
  background: #0c0b0a;
  color: #ebe6dc;
  overflow: hidden;
}
.cd-next__bg {
  position: absolute;
  inset: 0;
}
.cd-next__bg img {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 55%;
  object-fit: cover;
  object-position: center bottom;
  opacity: 0.35;
  filter: brightness(0.7) contrast(1.1);
}
.cd-next__haze {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 40% at 50% 100%, rgba(180, 170, 150, 0.12), transparent 55%),
    linear-gradient(180deg, #0c0b0a 0%, rgba(12, 11, 10, 0.55) 45%, rgba(12, 11, 10, 0.2) 100%);
}
.cd-next__inner {
  position: relative;
  z-index: 2;
  width: min(1280px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin: 0 auto 4.5rem;
}
.cd-next__en {
  margin: 0 0 1rem;
  font-size: 1rem;
  color: var(--champagne);
  opacity: 0.8;
}
.cd-next__title {
  margin: 0;
  font-size: clamp(1.7rem, 4.2vw, 2.8rem);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: 12em;
}

.cd-footer {
  background: #0c0b0a;
  color: rgba(235, 230, 220, 0.55);
  border-top: 1px solid rgba(197, 192, 182, 0.12);
  padding: 1.35rem 0 1.75rem;
}
.cd-footer__inner {
  width: min(1280px, calc(100% - 2 * clamp(1.25rem, 4vw, 3rem)));
  margin-inline: auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  align-items: center;
}
.cd-footer__brand {
  margin: 0;
  font-size: 0.78rem;
}
.cd-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 1.1rem;
}
.cd-footer a {
  font-family: var(--font-en, "Helvetica Neue", Helvetica, Arial, sans-serif);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  text-decoration: none;
  color: rgba(235, 230, 220, 0.55);
}
.cd-footer a:hover { color: #ebe6dc; }