/* =========================================================
   Suvretta Partners — Direct Growth for Hotels
   Design system. Deep-green Engadin palette, editorial serif.
   ========================================================= */

:root {
  /* Palette */
  --ivory:      #F7F3EA;  /* light section bg */
  --stone:      #E8E0D3;  /* secondary bg */
  --green:      #001D00;  /* deep sections, footer, brand */
  --green-soft: #06280A;  /* slightly lifted green for layering */
  --espresso:   #1B1713;  /* text on light */
  --champagne:  #D8C7AA;  /* accent / subtle text on green */

  /* Derived */
  --espresso-70: rgba(27, 23, 19, 0.72);
  --espresso-55: rgba(27, 23, 19, 0.55);
  --ivory-70:    rgba(247, 243, 234, 0.72);
  --champ-line:  rgba(216, 199, 170, 0.30);
  --dark-line:   rgba(27, 23, 19, 0.16);

  /* Type */
  --display: "Cormorant Garamond", Georgia, "Times New Roman", serif;
  --sans: "Helvetica Neue", Arial, "Segoe UI", sans-serif;

  --gutter: clamp(1.5rem, 6vw, 7rem);
  --maxw: 1360px;
  --measure: 62ch;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ivory);
  color: var(--espresso);
  font-family: var(--sans);
  font-weight: 400;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

/* ---------- Type ---------- */
h1, h2, h3, h4 {
  font-family: var(--display);
  font-weight: 400;
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 0;
}
p { margin: 0 0 1.2em; }

.eyebrow {
  font-family: var(--sans);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.26em;
  text-transform: uppercase;
  margin: 0 0 1.6rem;
  color: var(--espresso-55);
}
.eyebrow.on-green { color: var(--champagne); }

.display-xl { font-size: clamp(3rem, 8.5vw, 6.6rem); font-weight: 400; letter-spacing: -0.02em; }
.display-l  { font-size: clamp(2.4rem, 5.4vw, 4.4rem); font-weight: 300; }
.display-m  { font-size: clamp(1.9rem, 3.6vw, 3rem); font-weight: 400; }
.serif-italic { font-style: italic; }

.lead {
  font-family: var(--display);
  font-weight: 300;
  font-size: clamp(1.5rem, 2.9vw, 2.35rem);
  line-height: 1.32;
  letter-spacing: -0.005em;
}
.body { font-size: 1.02rem; line-height: 1.72; font-weight: 400; color: var(--espresso-70); max-width: var(--measure); }
.body.on-green { color: rgba(216, 199, 170, 0.78); }
.small-caps {
  font-size: 0.72rem; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 400;
}

/* ---------- Layout helpers ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: var(--gutter); }
.section { padding-block: clamp(5rem, 12vw, 10rem); }
.section--tight { padding-block: clamp(3.5rem, 7vw, 6rem); }
.bg-stone { background: var(--stone); }
.bg-green { background: var(--green); color: var(--ivory); }
.bg-green .body { color: rgba(216,199,170,0.8); }

.center { text-align: center; }
.divider { height: 1px; background: var(--dark-line); border: 0; margin: 0; }

/* ---------- Buttons / links ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.7em;
  font-family: var(--sans); font-size: 0.72rem; font-weight: 400;
  letter-spacing: 0.22em; text-transform: uppercase;
  padding: 1.05em 2.1em;
  border: 1px solid currentColor;
  border-radius: 0;
  transition: background-color .4s var(--ease), color .4s var(--ease);
}
.btn--dark { color: var(--espresso); }
.btn--dark:hover { background: var(--green); color: var(--ivory); border-color: var(--green); }
.btn--light { color: var(--ivory); border-color: rgba(247,243,234,0.5); }
.btn--light:hover { background: var(--ivory); color: var(--green); border-color: var(--ivory); }

.link-underline {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-size: 0.72rem; letter-spacing: 0.22em; text-transform: uppercase;
  padding-bottom: 0.4em; position: relative;
}
.link-underline::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 1px; width: 100%;
  background: currentColor; transform-origin: right; transition: transform .45s var(--ease);
}
.link-underline:hover::after { transform: scaleX(0); transform-origin: left; }
.link-underline .arrow { transition: transform .4s var(--ease); }
.link-underline:hover .arrow { transform: translateX(4px); }

/* =========================================================
   Header
   ========================================================= */
.site-header {
  position: fixed; inset: 0 0 auto 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.5rem var(--gutter);
  transition: background-color .5s var(--ease), padding .4s var(--ease), color .4s var(--ease);
  color: var(--ivory);
}
.site-header.solid {
  background: var(--ivory);
  color: var(--espresso);
  padding-block: 1rem;
  border-bottom: 1px solid var(--dark-line);
}
.site-header.on-light { color: var(--espresso); }
.brand-mark {
  font-family: var(--sans);
  font-size: 0.78rem; letter-spacing: 0.34em; text-transform: uppercase; font-weight: 400;
}
.menu-toggle {
  background: none; border: 0; color: inherit;
  display: inline-flex; align-items: center; gap: 0.8em;
  font-size: 0.7rem; letter-spacing: 0.24em; text-transform: uppercase; padding: 0.4em 0;
}
.menu-toggle .bars { display: inline-flex; flex-direction: column; gap: 4px; width: 26px; }
.menu-toggle .bars span { height: 1px; background: currentColor; transition: transform .3s var(--ease); }

/* ---------- Full-screen menu overlay ---------- */
.nav-overlay {
  position: fixed; inset: 0; z-index: 80;
  background: var(--green); color: var(--ivory);
  display: flex; flex-direction: column;
  padding: 1.5rem var(--gutter) 3rem;
  opacity: 0; visibility: hidden; transform: translateY(-8px);
  transition: opacity .5s var(--ease), transform .6s var(--ease), visibility .5s;
}
.nav-overlay.open { opacity: 1; visibility: visible; transform: none; }
.nav-overlay__top { display: flex; justify-content: space-between; align-items: center; }
.nav-overlay__close {
  background: none; border: 0; color: var(--ivory); font-size: 1.6rem; line-height: 1;
  padding: 0.2em 0.4em; margin-right: -0.4em;
}
.nav-overlay__inner {
  flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: clamp(1rem, 3.4vh, 2.1rem); text-align: center;
}
.nav-overlay a.nav-link {
  font-family: var(--display); font-weight: 300;
  font-size: clamp(2rem, 6vw, 3.4rem); letter-spacing: 0.02em;
  color: var(--ivory); position: relative; transition: color .35s var(--ease);
  opacity: 0; transform: translateY(14px);
}
.nav-overlay.open a.nav-link { opacity: 1; transform: none; transition: opacity .5s var(--ease), transform .6s var(--ease), color .35s; }
.nav-overlay.open a.nav-link:nth-child(1){ transition-delay:.08s;}
.nav-overlay.open a.nav-link:nth-child(2){ transition-delay:.14s;}
.nav-overlay.open a.nav-link:nth-child(3){ transition-delay:.20s;}
.nav-overlay.open a.nav-link:nth-child(4){ transition-delay:.26s;}
.nav-overlay.open a.nav-link:nth-child(5){ transition-delay:.32s;}
.nav-overlay a.nav-link:hover, .nav-overlay a.nav-link.current { color: var(--champagne); }
.nav-overlay__foot {
  display: flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 1rem;
  color: rgba(216,199,170,0.7); font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase;
}

/* =========================================================
   Hero (split: image | green panel)
   ========================================================= */
.hero { display: grid; grid-template-columns: 1.05fr 1fr; min-height: 100vh; }
.hero__media { position: relative; overflow: hidden; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; }
.hero__media::after {
  content:""; position:absolute; inset:0;
  background: linear-gradient(180deg, rgba(0,29,0,0.52) 0%, rgba(0,29,0,0.12) 15%, rgba(0,29,0,0.03) 42%, rgba(0,29,0,0.12) 100%);
}
.hero__panel {
  background: var(--green); color: var(--ivory);
  display: flex; flex-direction: column; justify-content: center; align-items: center;
  text-align: center; padding: 6rem clamp(1.5rem, 5vw, 4.5rem);
  position: relative;
}
.hero__loc { color: var(--champagne); margin-bottom: 2.4rem; }
.hero__wordmark {
  font-family: var(--display); font-weight: 400; letter-spacing: -0.02em;
  font-size: clamp(2.8rem, 6.2vw, 5.3rem); line-height: 1; margin: 0;
}
.hero__tagline {
  color: var(--champagne); margin-top: 1.8rem;
  font-size: 0.78rem; letter-spacing: 0.34em; text-transform: uppercase;
}
.hero__logo { margin: 0; line-height: 0; }
.hero__logo img { width: clamp(230px, 30vw, 440px); height: auto; }
.hero__rule { width: 1px; height: 64px; background: var(--champ-line); margin: 2.6rem auto 0; }
.hero__scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  color: rgba(216,199,170,0.6); font-size: 0.62rem; letter-spacing: 0.3em; text-transform: uppercase;
}

/* =========================================================
   Page hero (interior pages)
   ========================================================= */
.page-hero { padding-top: clamp(9rem, 16vh, 12rem); padding-bottom: clamp(2.5rem,5vw,4rem); text-align: center; }
.page-hero .eyebrow { margin-bottom: clamp(1.4rem, 2.6vw, 2rem); }
.page-hero .display-l { font-style: italic; margin-bottom: clamp(1.9rem, 3.6vw, 3rem); }
.page-hero .body { margin-inline: auto; text-align: center; }
.page-hero .body + .body { margin-top: 1.2em; }

/* =========================================================
   Intro statement band
   ========================================================= */
.statement { text-align: center; }
.statement .lead { max-width: 40ch; margin: 0 auto; }
.statement .statement__sub {
  margin: clamp(1.4rem, 2.6vw, 2rem) auto 0; max-width: 56ch;
  font-size: 1.05rem; line-height: 1.65; color: var(--espresso-70);
}
.statement--wide .lead { max-width: 30ch; }

/* Per-image crop tuning (specific enough to beat .client__gallery img / .tile__img img) */
.client__gallery img[src*="eden-hero"], .tile__img img[src*="eden-hero"] { object-position: 12% center; }
.client__gallery img[src*="eden-secondary"], .tile__img img[src*="eden-secondary"] { object-position: 82% center; }
.client__gallery img[src*="buff-hero"], .tile__img img[src*="buff-hero"] { object-position: center 40%; }

/* =========================================================
   Editorial split (image + text)
   ========================================================= */
.split {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem); align-items: center;
}
.split--reverse .split__text { order: 2; }
.split__media img { width: 100%; height: 100%; max-height: 78vh; object-fit: cover; }
.split__text .eyebrow { margin-bottom: 1.8rem; }
.split__text h2 { margin-bottom: 1.6rem; }

/* =========================================================
   Client roster strip
   ========================================================= */
.roster { text-align: center; }
.roster__list {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: center;
  gap: clamp(1.4rem, 4vw, 3.4rem);
  font-family: var(--display); font-weight: 400; font-size: clamp(1.15rem, 2vw, 1.7rem);
  color: var(--espresso-70);
}
.roster__list span { position: relative; transition: color .3s var(--ease); }
.roster__list span:hover { color: var(--espresso); }
.roster__list .dot { color: var(--champagne); font-size: 0.8em; }

/* =========================================================
   Feature (green) with image
   ========================================================= */
.feature { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(2rem,6vw,6rem); align-items: center; }
.feature__media img { width:100%; height:100%; max-height: 76vh; object-fit: cover; }
.feature__text h2 { margin-bottom: 1.8rem; }
.feature__text .eyebrow { color: var(--champagne); }

/* =========================================================
   Clients gallery grid
   ========================================================= */
.gallery-head { display:flex; justify-content: space-between; align-items: flex-end; flex-wrap: wrap; gap: 1rem 1.5rem; margin-bottom: 2.6rem; }
.gallery-nav { display: flex; align-items: center; gap: 1.4rem; }
.carousel-arrow {
  background: none; border: 1px solid var(--dark-line); color: var(--espresso);
  width: 46px; height: 46px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center;
  font-size: 1rem; line-height: 1; transition: background-color .35s var(--ease), color .35s var(--ease), border-color .35s var(--ease), opacity .3s;
}
.carousel-arrow:hover { background: var(--green); color: var(--ivory); border-color: var(--green); }
.carousel-arrow[disabled] { opacity: 0.3; pointer-events: none; }

.carousel { --gap: clamp(0.7rem, 1.4vw, 1.2rem); position: relative; }
.carousel__track {
  display: grid; grid-auto-flow: column;
  grid-auto-columns: calc((100% - 2 * var(--gap)) / 3);
  gap: var(--gap); overflow-x: auto; scroll-snap-type: x mandatory;
  scroll-behavior: smooth; scrollbar-width: none; -ms-overflow-style: none;
}
@media (prefers-reduced-motion: reduce) { .carousel__track { scroll-behavior: auto; } }
.carousel__track::-webkit-scrollbar { display: none; }
.tile { display: block; scroll-snap-align: start; }
.tile__img { position: relative; overflow: hidden; aspect-ratio: 3/4; }
.tile__img img { width:100%; height:100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.tile:hover .tile__img img { transform: scale(1.04); }
.tile .name { display: block; font-family: var(--display); font-size: 1.35rem; line-height: 1.1; margin-top: 0.95rem; color: var(--espresso); }

/* =========================================================
   CTA band
   ========================================================= */
.cta { text-align: center; }
.cta h2 { margin-bottom: 2rem; max-width: 18ch; margin-inline: auto; }

/* =========================================================
   Footer
   ========================================================= */
.site-footer { background: var(--green); color: var(--ivory); padding-block: clamp(3.5rem, 7vw, 5.5rem) 2.5rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr auto; gap: 2.5rem; align-items: start; }
.footer-brand .fb-name { font-family: var(--display); font-size: 1.9rem; }
.footer-brand .fb-name-img { width: clamp(200px, 20vw, 260px); height: auto; display: block; }
.footer-brand .fb-tag { color: var(--champagne); font-size: 0.68rem; letter-spacing: 0.28em; text-transform: uppercase; margin-top: 0.9rem; }
.footer-col h4 { font-family: var(--sans); font-size: 0.66rem; letter-spacing: 0.24em; text-transform: uppercase; color: var(--champagne); margin-bottom: 1.2rem; font-weight: 400; }
.footer-col a, .footer-col p { display: block; color: rgba(247,243,234,0.82); font-size: 0.92rem; margin-bottom: 0.7rem; transition: color .3s var(--ease); }
.footer-col a:hover { color: var(--champagne); }
.monogram {
  width: 84px; height: 84px; border: 1px solid var(--champ-line); border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  font-family: var(--display); font-size: 2rem; color: var(--champagne);
}
.footer-base { display:flex; justify-content: space-between; align-items:center; flex-wrap: wrap; gap:1rem;
  margin-top: clamp(3rem,6vw,4.5rem); padding-top: 1.8rem; border-top: 1px solid var(--champ-line);
  color: rgba(216,199,170,0.6); font-size: 0.7rem; letter-spacing: 0.16em; text-transform: uppercase; }

/* =========================================================
   Services list (accordion)
   ========================================================= */
.svc-cat { border-top: 1px solid var(--dark-line); }
.svc-cat:last-child { border-bottom: 1px solid var(--dark-line); }
.svc-cat__head {
  width: 100%; background: none; border: 0; text-align: left;
  display: flex; align-items: baseline; justify-content: space-between; gap: 1.5rem;
  padding: clamp(1.4rem, 2.4vw, 2.1rem) 0; color: var(--espresso);
}
.svc-cat__head .idx { font-family: var(--sans); font-size: 0.7rem; letter-spacing: 0.2em; color: var(--champagne-dark, #a98f5f); flex: 0 0 auto; width: 3ch; }
.svc-cat__head .ttl { font-family: var(--display); font-size: clamp(1.5rem, 3vw, 2.3rem); font-weight: 400; flex: 1; }
.svc-cat__head .pm { font-size: 1.3rem; font-family: var(--display); transition: transform .4s var(--ease); flex:0 0 auto; }
.svc-cat[aria-expanded="true"] .svc-cat__head .pm,
.svc-cat.open .svc-cat__head .pm { transform: rotate(45deg); }
.svc-cat__body { overflow: hidden; height: 0; transition: height .5s var(--ease); }
.svc-cat__inner { padding: 0 0 2.4rem; display: grid; grid-template-columns: 3ch 1fr; gap: 0 1.5rem; }
.svc-cat__inner .body { grid-column: 2; margin-bottom: 1.6rem; }
.svc-cat__inner ul { grid-column: 2; margin: 0; padding: 0; list-style: none; columns: 2; column-gap: 2.5rem; }
.svc-cat__inner li { font-size: 0.95rem; color: var(--espresso-70); padding: 0.5em 0; border-bottom: 1px solid var(--dark-line); break-inside: avoid; }

/* =========================================================
   Approach steps
   ========================================================= */
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 4vw, 3.5rem); }
.step .num { font-family: var(--display); font-size: 2.2rem; color: var(--champagne); }
.step h3 { font-size: 1.5rem; margin: 0.8rem 0 0.9rem; }
.step .body { font-size: 0.95rem; }
.steps.on-green .step .num { color: var(--champagne); }
.steps.on-green .step h3 { color: var(--ivory); }

/* =========================================================
   Client detail cards (clients page)
   ========================================================= */
.client + .client { margin-top: clamp(6rem, 12vw, 11rem); }
.client__title { text-align: center; margin-bottom: clamp(2.4rem, 5vw, 4rem); }
.client__title h3 {
  font-family: var(--display); font-style: italic; font-weight: 400;
  font-size: clamp(2.2rem, 4.6vw, 3.6rem); line-height: 1.05; letter-spacing: -0.01em;
}
.client__title .cat { margin-top: 1.1rem; color: #9a7f52; }
.client__gallery { display: grid; gap: clamp(1.2rem, 2.4vw, 2.4rem); }
.client__gallery--3 { grid-template-columns: repeat(3, 1fr); }
.client__gallery--2 { grid-template-columns: repeat(2, 1fr); }
.client__gallery img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; object-position: center; }
.client__info {
  display: grid; grid-template-columns: 1.5fr 1fr; gap: clamp(2rem, 6vw, 6rem);
  align-items: start; margin-top: clamp(2.2rem, 4.5vw, 3.5rem);
}
.client__desc .body { max-width: 54ch; margin: 0; }
.client__meta .meta-label { font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--espresso-55); margin-bottom: 0.5rem; }
.client__meta .meta-val { font-size: 0.95rem; color: var(--espresso); margin: 0 0 1.6rem; }
.client__meta .meta-val:last-child { margin-bottom: 0; }
.client__meta .meta-val--note { color: #9a7f52; }

/* =========================================================
   Contact
   ========================================================= */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 6vw, 6rem); }
.field { margin-bottom: 1.6rem; }
.field label { display:block; font-size: 0.66rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--espresso-55); margin-bottom: 0.6rem; }
.field input, .field textarea, .field select {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--dark-line);
  font-family: var(--sans); font-size: 1rem; color: var(--espresso); padding: 0.6rem 0; border-radius: 0;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-bottom-color: var(--green); }
.contact-detail h4 { font-family: var(--sans); font-size: 0.66rem; letter-spacing: 0.22em; text-transform: uppercase; color: var(--espresso-55); margin-bottom: 0.6rem; font-weight: 400; }
.contact-detail p { font-family: var(--display); font-size: 1.4rem; margin-bottom: 2rem; }

/* =========================================================
   Reveal animation
   ========================================================= */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 1s var(--ease), transform 1.1s var(--ease); }
.reveal.in { opacity: 1; transform: none; }

/* =========================================================
   Focus states
   ========================================================= */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible {
  outline: 2px solid var(--champagne); outline-offset: 3px;
}
.bg-green a:focus-visible, .site-header a:focus-visible, .nav-overlay a:focus-visible { outline-color: var(--champagne); }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 980px) {
  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero__media { height: 58vh; }
  .hero__panel { padding-block: clamp(3.5rem, 12vw, 6rem); }
  .split, .feature, .contact-grid, .client__info { grid-template-columns: 1fr; }
  .split--reverse .split__text, .feature .feature__text { order: 0; }
  .client__info { gap: 1.6rem; }
  .client__desc .body { max-width: none; }
  .client__gallery--3, .client__gallery--2 { grid-template-columns: 1fr; }
  .client__gallery img { aspect-ratio: 4 / 5; }
  .split__media, .feature__media { max-height: 60vh; }
  .split__media img, .feature__media img { max-height: 60vh; }
  .carousel__track { grid-auto-columns: 78%; }
  .steps { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .monogram { display: none; }
}
@media (max-width: 560px) {
  .svc-cat__inner ul { columns: 1; }
  .roster__list { gap: 1rem 1.4rem; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero__media { height: 52vh; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .tile img { transition: none; }
}