/* =================================================================
   尘缘 CHENYUAN  ·  main stylesheet
   design read:  editorial / AESOP / premium consumer
   palette:      forest + cool ink  (avoids banned AI-default warm family)
   dials:        variance 8 / motion 4 / density 2
   ================================================================= */

/* ----- TOKENS ----------------------------------------------------- */
:root {
  --paper:        #F4F2ED;   /* primary background, slightly cool ivory */
  --paper-soft:   #EBE7DF;   /* secondary surface */
  --paper-deep:   #DDD8CE;   /* hairlines on paper */
  --ink:          #1C1F22;   /* primary text, cool deep ink */
  --ink-mid:      #5A5F64;   /* secondary text */
  --ink-soft:     #8C9095;   /* tertiary / meta */
  --jade:         #2D3E2C;   /* single saturated accent: 沉香 / 苔绿 */
  --jade-deep:    #1E2B1D;
  --gold:         #B68A4A;   /* second accent, used SPARINGLY only as a brand mark */
  --line:         #C8C2B5;
  --line-soft:    #D8D3C5;

  --serif:        "Noto Serif SC", "Cormorant Garamond", "Songti SC", "STSong", serif;
  --sans:         "Noto Sans SC", "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono:         "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --maxw:         1440px;
  --gutter:       clamp(20px, 4vw, 64px);
  --section-y:    clamp(96px, 12vw, 180px);

  --ease:         cubic-bezier(0.16, 1, 0.3, 1);
  --t-fast:       240ms;
  --t-base:       520ms;
  --t-slow:       920ms;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--sans);
  font-weight: 300;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.6;
  letter-spacing: 0.01em;
  overflow-x: hidden;
}
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; background: none; border: none; cursor: pointer; color: inherit; }
em { font-style: italic; }

/* selection */
::selection { background: var(--jade); color: var(--paper); }

/* ----- NAVIGATION ------------------------------------------------- */
.nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 50;
  height: 72px;
  background: transparent;
  transition: background var(--t-base) var(--ease), backdrop-filter var(--t-base) var(--ease);
}
.nav.is-scrolled {
  background: rgba(244, 242, 237, 0.86);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--line-soft);
}
.nav__inner {
  height: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
}
.nav__brand { display: inline-flex; align-items: baseline; gap: 10px; }
.nav__brand-cn {
  font-family: var(--serif); font-weight: 500; font-size: 22px;
  letter-spacing: 0.18em;
}
.nav__brand-en {
  font-family: var(--sans); font-weight: 300; font-size: 10px;
  letter-spacing: 0.32em; color: var(--ink-mid);
}
.nav__menu {
  display: flex; gap: 38px; justify-content: center;
}
.nav__menu a {
  font-size: 13px; font-weight: 400; letter-spacing: 0.18em;
  position: relative; padding: 6px 0;
  color: var(--ink);
}
.nav__menu a::after {
  content: ""; position: absolute; left: 0; right: 100%;
  bottom: 0; height: 1px; background: var(--ink);
  transition: right var(--t-base) var(--ease);
}
.nav__menu a:hover::after { right: 0; }
.nav__util { display: flex; gap: 18px; align-items: center; justify-content: flex-end; }
.nav__util-link {
  font-size: 12px; letter-spacing: 0.2em; font-weight: 400;
  padding: 8px 16px; border: 1px solid var(--ink); border-radius: 999px;
  transition: background var(--t-fast) var(--ease), color var(--t-fast) var(--ease);
}
.nav__util-link:hover { background: var(--ink); color: var(--paper); }
.nav__lang { font-size: 11px; letter-spacing: 0.2em; color: var(--ink-soft); }

/* ----- HERO ------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100dvh;
  width: 100%;
  overflow: hidden;
  color: var(--paper);
  background: var(--ink) url("../images/home-hero.jpg") center center / cover no-repeat;
  background-color: var(--ink);
}
.hero__media {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: transparent;
}
.hero__poster {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.62) saturate(0.85);
  z-index: 1;
  display: none;  /* using background-image on .hero instead */
}
.hero__video {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.62) saturate(0.85);
  z-index: 2;
  display: none;
}
.hero__scrim {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.10) 0%, rgba(0,0,0,0.0) 30%, rgba(0,0,0,0.45) 100%),
    radial-gradient(120% 60% at 50% 100%, rgba(0,0,0,0.40), transparent 60%);
}
.hero__content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 3;
  max-width: var(--maxw);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(72px, 9vw, 132px);
}
.hero__eyebrow {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(244, 242, 237, 0.78);
  margin-bottom: 32px;
}
.hero__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(56px, 9vw, 168px);
  line-height: 0.96;
  letter-spacing: 0.04em;
  margin-bottom: 28px;
}
.hero__title-line { display: block; }
.hero__title-line--italic { font-style: italic; font-weight: 300; }
.hero__sub {
  font-family: var(--serif);
  font-size: clamp(15px, 1.4vw, 19px);
  font-weight: 300;
  max-width: 32ch;
  color: rgba(244, 242, 237, 0.84);
  letter-spacing: 0.06em;
}
.hero__foot {
  position: absolute; left: 0; right: 0; bottom: 28px;
  z-index: 4;
  display: flex; align-items: center; justify-content: center; gap: 12px;
  font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.3em;
  text-transform: uppercase;
  color: rgba(244, 242, 237, 0.6);
}
.hero__foot-line { width: 56px; height: 1px; background: rgba(244, 242, 237, 0.4); }

.hero__wordmark {
  position: absolute;
  right: var(--gutter);
  bottom: clamp(72px, 9vw, 132px);
  z-index: 3;
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: rgba(244, 242, 237, 0.7);
  padding-left: 16px;
  border-left: 1px solid rgba(244, 242, 237, 0.3);
  line-height: 1;
  display: inline-block;
  width: fit-content;
  max-width: max-content;
  white-space: nowrap;
}

/* ----- MANIFESTO -------------------------------------------------- */
.manifesto {
  background: var(--paper);
  padding: var(--section-y) 0;
}
.manifesto__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: left;
}
.manifesto__lead {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(28px, 4vw, 56px);
  line-height: 1.36;
  letter-spacing: 0.06em;
  color: var(--ink);
  max-width: 22ch;
}
.manifesto__meta {
  margin-top: 80px;
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

/* ----- SPACES  (three spaces) ------------------------------------- */
.spaces {
  background: var(--paper);
  padding: var(--section-y) 0;
  border-top: 1px solid var(--line-soft);
}
.spaces__head {
  max-width: var(--maxw);
  margin: 0 auto clamp(64px, 8vw, 120px);
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: end;
}
.spaces__label {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
}
.spaces__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(36px, 5vw, 72px);
  line-height: 1.1;
  letter-spacing: 0.04em;
  grid-column: 2;
  text-align: right;
}
.spaces__grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: clamp(48px, 6vw, 96px) clamp(32px, 4vw, 64px);
}
.space { display: contents; }
.space--a { grid-column: 1 / span 7; }
.space--a .space__media { grid-column: 1 / span 7; }
.space--a .space__body  { grid-column: 1 / span 6; padding-top: 32px; }
.space--b .space__body  { grid-column: 7 / span 5; padding-top: 0; align-self: center; }
.space--b .space__media { grid-column: 7 / span 6; }
.space--c { grid-column: 4 / span 9; }
.space--c .space__media { grid-column: 4 / span 9; }
.space--c .space__body  { grid-column: 8 / span 5; padding-top: 32px; }

.space__media img { width: 100%; height: auto; aspect-ratio: 3/4; object-fit: cover; }
.space--c .space__media img { aspect-ratio: 4/3; }
.space__num {
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.32em;
  color: var(--ink-soft); margin-bottom: 18px;
}
.space__name {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 1; letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.space__role {
  font-family: var(--sans); font-size: 12px;
  letter-spacing: 0.22em; color: var(--ink-mid);
  margin-bottom: 22px;
}
.space__desc {
  font-family: var(--serif); font-weight: 300;
  font-size: 16px; line-height: 1.7;
  color: var(--ink-mid);
  max-width: 36ch;
}

/* ----- RITUAL ----------------------------------------------------- */
.ritual {
  background: var(--paper-soft);
  padding: var(--section-y) 0;
}
.ritual__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 6vw, 120px);
  align-items: center;
}
.ritual__media img {
  width: 100%;
  aspect-ratio: 4/5;
  object-fit: cover;
}
.ritual__eyebrow {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 32px;
}
.ritual__title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(40px, 5.5vw, 84px);
  line-height: 1.12; letter-spacing: 0.05em;
  margin-bottom: 36px;
}
.ritual__title em { font-weight: 300; color: var(--jade); }
.ritual__desc {
  font-family: var(--serif); font-weight: 300;
  font-size: 17px; line-height: 1.85;
  color: var(--ink-mid);
  max-width: 32ch;
  margin-bottom: 48px;
}
.ritual__cta {
  display: inline-flex; align-items: center; gap: 14px;
  font-size: 12px; letter-spacing: 0.28em;
  text-transform: uppercase;
  padding-bottom: 6px;
  border-bottom: 1px solid var(--ink);
  transition: gap var(--t-base) var(--ease);
}
.ritual__cta:hover { gap: 22px; }

/* ----- QUOTE ------------------------------------------------------ */
.quote {
  background: var(--paper);
  padding: var(--section-y) 0;
}
.quote__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: center;
}
.quote__body p {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(24px, 3vw, 40px);
  line-height: 1.5;
  letter-spacing: 0.04em;
  color: var(--ink);
}
.quote__cite {
  margin-top: 64px;
  font-size: 12px; letter-spacing: 0.22em;
  color: var(--ink-soft);
}
.quote__cite-role {
  display: block;
  font-size: 11px; letter-spacing: 0.18em;
  color: var(--ink-soft);
  margin-top: 6px;
}

/* ----- JOURNAL ---------------------------------------------------- */
.journal {
  background: var(--paper-soft);
  padding: var(--section-y) 0;
}
.journal__head {
  max-width: var(--maxw);
  margin: 0 auto clamp(64px, 7vw, 96px);
  padding: 0 var(--gutter);
}
.journal__label {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 18px;
}
.journal__title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(32px, 4vw, 56px);
  line-height: 1.1; letter-spacing: 0.04em;
}
.journal__grid {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(32px, 4vw, 56px);
}
.entry { display: flex; flex-direction: column; }
.entry__media { aspect-ratio: 4/3; overflow: hidden; margin-bottom: 24px; }
.entry__media img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow) var(--ease); }
.entry:hover .entry__media img { transform: scale(1.04); }
.entry__date {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.28em;
  color: var(--ink-soft);
  margin-bottom: 14px;
}
.entry__title {
  font-family: var(--serif); font-weight: 400;
  font-size: 22px; line-height: 1.35;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.entry__excerpt {
  font-family: var(--serif); font-weight: 300;
  font-size: 15px; line-height: 1.7;
  color: var(--ink-mid);
}
.journal__more {
  display: inline-flex; align-items: center; gap: 12px;
  margin: clamp(64px, 8vw, 96px) auto 0;
  padding: 0 var(--gutter);
  max-width: var(--maxw);
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink);
}
.journal__more { margin-left: var(--gutter); }
.journal__more:hover { color: var(--jade); }

/* ----- VISIT ------------------------------------------------------ */
.visit {
  background: var(--ink);
  color: var(--paper);
  padding: var(--section-y) 0;
}
.visit__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  text-align: center;
}
.visit__eyebrow {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(244, 242, 237, 0.6);
  margin-bottom: 32px;
}
.visit__title {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(28px, 4vw, 56px);
  line-height: 1.36; letter-spacing: 0.04em;
  margin-bottom: 24px;
  max-width: 22ch; margin-left: auto; margin-right: auto;
}
.visit__address {
  font-family: var(--serif); font-weight: 300;
  font-size: 14px; letter-spacing: 0.16em;
  color: rgba(244, 242, 237, 0.7);
  margin-bottom: 56px;
}
.visit__cta {
  display: inline-flex; align-items: center; gap: 14px;
  font-size: 12px; letter-spacing: 0.28em;
  text-transform: uppercase;
  padding: 14px 32px;
  border: 1px solid var(--paper); border-radius: 999px;
  transition: background var(--t-base) var(--ease), color var(--t-base) var(--ease);
}
.visit__cta:hover { background: var(--paper); color: var(--ink); }

/* ----- FOOTER ----------------------------------------------------- */
.foot {
  background: var(--paper);
  padding: 80px 0 32px;
  border-top: 1px solid var(--line-soft);
}
.foot__top {
  max-width: var(--maxw);
  margin: 0 auto clamp(56px, 6vw, 80px);
  padding: 0 var(--gutter);
  display: flex; justify-content: space-between; align-items: baseline;
  flex-wrap: wrap; gap: 16px;
}
.foot__brand {
  font-family: var(--serif); font-weight: 400;
  font-size: 24px; letter-spacing: 0.14em;
}
.foot__addr {
  font-size: 12px; letter-spacing: 0.14em; color: var(--ink-mid);
}
.foot__cols {
  max-width: var(--maxw);
  margin: 0 auto clamp(56px, 6vw, 80px);
  padding: 0 var(--gutter);
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
}
.foot__col { display: flex; flex-direction: column; gap: 12px; }
.foot__col-h {
  font-family: var(--mono);
  font-size: 10px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 8px;
}
.foot__col a {
  font-family: var(--serif); font-weight: 300;
  font-size: 15px; letter-spacing: 0.06em;
  transition: color var(--t-fast) var(--ease);
}
.foot__col a:hover { color: var(--jade); }
.foot__bot {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 24px var(--gutter) 0;
  border-top: 1px solid var(--line-soft);
  display: flex; justify-content: space-between;
  font-size: 11px; letter-spacing: 0.18em; color: var(--ink-soft);
  flex-wrap: wrap; gap: 12px;
}

/* ----- PAGE HERO  (inner pages) ----------------------------------- */
.page-hero {
  position: relative;
  min-height: 88dvh;
  width: 100%;
  overflow: hidden;
  background: var(--ink);
  color: var(--paper);
  display: flex; align-items: flex-end;
}
.page-hero__media { position: absolute; inset: 0; }
.page-hero__media img {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  filter: brightness(0.62) saturate(0.85);
}
.page-hero__media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(0,0,0,0.10) 0%, rgba(0,0,0,0) 30%, rgba(0,0,0,0.45) 100%);
}
.page-hero__content {
  position: relative; z-index: 2;
  max-width: var(--maxw);
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(72px, 9vw, 132px);
}
.page-hero__num {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  text-transform: uppercase;
  color: rgba(244, 242, 237, 0.7);
  margin-bottom: 24px;
}
.page-hero__title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(64px, 9vw, 144px);
  line-height: 1;
  letter-spacing: 0.05em;
  margin-bottom: 24px;
}
.page-hero__sub {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(15px, 1.4vw, 19px);
  letter-spacing: 0.06em;
  color: rgba(244, 242, 237, 0.84);
  max-width: 24ch;
}

/* ----- PAGE INTRO  (text block on inner pages) -------------------- */
.page-intro {
  background: var(--paper);
  padding: var(--section-y) 0;
}
.page-intro__inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: clamp(32px, 5vw, 96px);
  align-items: start;
}
.page-intro__lead {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(28px, 3.6vw, 48px);
  line-height: 1.32; letter-spacing: 0.05em;
  color: var(--ink);
}
.page-intro__body {
  font-family: var(--serif); font-weight: 300;
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 1.95; letter-spacing: 0.04em;
  color: var(--ink-mid);
  max-width: 56ch;
}
@media (max-width: 720px) {
  .page-intro__inner { grid-template-columns: 1fr; }
}

/* ----- RITUALS LIST  (suxin) ------------------------------------- */
.rituals-list {
  background: var(--paper-soft);
  padding: var(--section-y) 0;
}
.rituals-list__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 1px;
  background: var(--line-soft);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
}
.ritual-card {
  background: var(--paper);
  padding: clamp(40px, 5vw, 72px) clamp(28px, 3.5vw, 56px);
  display: flex; flex-direction: column;
  min-height: 360px;
}
.ritual-card__num {
  font-family: var(--mono);
  font-size: 11px; letter-spacing: 0.32em;
  color: var(--ink-soft);
  margin-bottom: 24px;
}
.ritual-card__title {
  font-family: var(--serif); font-weight: 400;
  font-size: clamp(32px, 3.5vw, 48px);
  line-height: 1.15; letter-spacing: 0.05em;
  margin-bottom: 12px;
}
.ritual-card__time {
  font-family: var(--serif); font-weight: 300; font-style: italic;
  font-size: 15px; color: var(--ink-mid);
  margin-bottom: 28px;
}
.ritual-card__desc {
  font-family: var(--serif); font-weight: 300;
  font-size: 16px; line-height: 1.75;
  color: var(--ink-mid);
  flex: 1;
  margin-bottom: 32px;
}
.ritual-card__price {
  font-family: var(--mono);
  font-size: 14px; letter-spacing: 0.18em;
  color: var(--ink);
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
}
@media (max-width: 720px) {
  .rituals-list__inner { grid-template-columns: 1fr; }
}
@media (max-width: 1024px) {
  .nav__menu { gap: 24px; }
  .nav__menu a { font-size: 12px; letter-spacing: 0.14em; }
  .spaces__head { grid-template-columns: 1fr; }
  .spaces__title { grid-column: 1; text-align: left; }
  .ritual__inner { grid-template-columns: 1fr; }
  .journal__grid { grid-template-columns: 1fr; }
}
@media (max-width: 720px) {
  .nav__inner { grid-template-columns: 1fr auto; }
  .nav__menu { display: none; }
  .nav__util { gap: 12px; }
  .nav__lang { display: none; }
  .hero__title { font-size: clamp(44px, 14vw, 72px); }
  .spaces__grid { grid-template-columns: 1fr; }
  .space--a, .space--a .space__media, .space--a .space__body,
  .space--b .space__body, .space--b .space__media,
  .space--c, .space--c .space__media, .space--c .space__body {
    grid-column: 1 / -1;
  }
  .foot__top, .foot__bot { flex-direction: column; align-items: flex-start; }
  .foot__cols { grid-template-columns: 1fr 1fr; }
  .page-hero { min-height: 70dvh; }
}

/* ----- REDUCED MOTION --------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  .hero__video { display: none; }
  .entry__media img { transform: none !important; }
}