:root {
  color-scheme: dark;
  --forest: #173326;
  --forest-deep: #09150f;
  --moss: #72865d;
  --cream: #fbf6e7;
  --gold: #f0c678;
  --moon: #c9dcdf;
  --line: rgba(250, 244, 225, .18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; background: var(--forest-deep); }
body { margin: 0; background: #f3f0e7; color: #1d2d25; font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
button, a { font: inherit; }
a { color: inherit; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: -70px; left: 1rem; padding: .75rem 1rem; border-radius: 999px; background: #fff; color: #173326; transition: top .2s ease; }
.skip-link:focus { top: 1rem; }

.forest-experience { position: relative; height: 100vh; height: 100svh; min-height: 620px; overflow: hidden; background: #9eb181; isolation: isolate; }
.room-nav { position: absolute; z-index: 30; inset: 0 0 auto; min-height: 76px; padding: 1.1rem clamp(1rem, 3vw, 2.75rem); display: flex; align-items: center; justify-content: space-between; gap: 1rem; color: #fff; text-shadow: 0 2px 18px rgba(0, 0, 0, .48); }
.wordmark { display: inline-flex; align-items: center; gap: .55rem; color: #fff; font-family: Georgia, serif; font-size: 1rem; font-weight: 700; letter-spacing: .03em; text-decoration: none; }
.wordmark span { display: grid; place-items: center; width: 1.75rem; height: 1.75rem; border: 1px solid rgba(255,255,255,.58); border-radius: 50%; }
.room-nav > div { display: flex; align-items: center; gap: .35rem; padding: .28rem; border: 1px solid rgba(255,255,255,.2); border-radius: 999px; background: rgba(9, 20, 15, .24); backdrop-filter: blur(13px); }
.room-nav > div a { padding: .42rem .7rem; border-radius: 999px; color: rgba(255,255,255,.76); font-size: .68rem; font-weight: 800; letter-spacing: .07em; text-decoration: none; text-transform: uppercase; }
.room-nav > div a[aria-current="page"] { background: rgba(255,255,255,.9); color: #173326; text-shadow: none; }
.room-nav a:focus-visible, .mode-controls button:focus-visible, .world-links a:focus-visible { outline: 3px solid #fff; outline-offset: 3px; }

.forest-stage, .room-images, .room-image, .room-image img { position: absolute; inset: 0; width: 100%; height: 100%; }
.room-image { opacity: 0; transition: opacity 2.8s cubic-bezier(.2,.65,.2,1); }
.room-image img { display: block; object-fit: cover; object-position: 50% 51%; filter: saturate(.96); }
body[data-forest-mode="day"] .is-day, body[data-forest-mode="night"] .is-night, body[data-forest-mode="rest"] .is-rest { opacity: 1; }
.forest-stage::after { content: ""; position: absolute; z-index: 8; inset: 0; pointer-events: none; background: linear-gradient(180deg, rgba(5,12,8,.32), transparent 20%, transparent 65%, rgba(5,12,8,.31)); }
.daylight-bloom { position: absolute; z-index: 3; inset: 0; pointer-events: none; opacity: .42; background: radial-gradient(circle at 28% 28%, rgba(255,246,188,.34), transparent 24%), linear-gradient(115deg, rgba(255,236,170,.09), transparent 47%); transition: opacity 2.6s ease; mix-blend-mode: screen; }
body[data-forest-mode="night"] .daylight-bloom { opacity: .08; }
body[data-forest-mode="rest"] .daylight-bloom { opacity: 0; }

.firefly-field, .window-stars { position: absolute; z-index: 5; inset: 0; pointer-events: none; overflow: hidden; transition: opacity 2.2s ease; }
.firefly-field { opacity: 0; }
.firefly { position: absolute; left: var(--x); top: var(--y); width: .36rem; height: .36rem; border-radius: 50%; background: #ffdc76; box-shadow: 0 0 .45rem .16rem rgba(255,215,103,.82), 0 0 1.6rem .35rem rgba(255,210,95,.32); opacity: .6; animation: firefly-drift var(--duration) ease-in-out var(--delay) infinite alternate; }
body[data-forest-mode="night"] .firefly-field { opacity: 1; }
body[data-forest-mode="night"] .firefly { animation-duration: calc(var(--duration) * 1.8); opacity: .38; }
body[data-forest-mode="night"] .firefly:nth-child(2n), body[data-forest-mode="night"] .firefly:nth-child(3n) { display: none; }
body[data-forest-mode="rest"] .firefly-field { opacity: 0; }
@keyframes firefly-drift { 0% { transform: translate3d(-5px, 8px, 0) scale(.8); } 48% { opacity: .8; } 100% { transform: translate3d(11px, -13px, 0) scale(1.12); } }

.window-stars { z-index: 4; opacity: 0; clip-path: polygon(3% 3%, 43% 3%, 43% 64%, 3% 64%); }
.window-stars i { position: absolute; left: var(--x, 18%); top: var(--y, 18%); width: 2px; height: 2px; border-radius: 50%; background: #fff; box-shadow: 0 0 8px 2px rgba(220,239,255,.65); animation: star-breathe 5.8s ease-in-out infinite alternate; }
.window-stars i:nth-child(1){--x:12%;--y:19%}.window-stars i:nth-child(2){--x:27%;--y:15%;animation-delay:-1.2s}.window-stars i:nth-child(3){--x:36%;--y:31%;animation-delay:-3.5s}.window-stars i:nth-child(4){--x:17%;--y:41%;animation-delay:-4.1s}.window-stars i:nth-child(5){--x:31%;--y:48%;animation-delay:-2.2s}.window-stars i:nth-child(6){--x:8%;--y:53%;animation-delay:-.7s}
body[data-forest-mode="night"] .window-stars { opacity: .75; }
body[data-forest-mode="rest"] .window-stars { opacity: 0; }
.window-stars { display: none; }
@keyframes star-breathe { from { opacity: .24; transform: scale(.72); } to { opacity: .85; transform: scale(1.12); } }

.meadow-response { position: absolute; z-index: 6; inset: 0; pointer-events: none; opacity: 0; background: radial-gradient(circle 10rem at var(--meadow-x, 50%) var(--meadow-y, 76%), rgba(255,224,121,.28), transparent 62%); transition: opacity .8s ease; mix-blend-mode: screen; }
.forest-stage.is-meadow-active .meadow-response { opacity: 1; }
body[data-forest-mode="rest"] .meadow-response { display: none; }
.meadow-ripple { position: absolute; z-index: 7; left: var(--ripple-x); top: var(--ripple-y); width: 1rem; height: .45rem; border: 1px solid rgba(255,231,145,.7); border-radius: 50%; pointer-events: none; transform: translate(-50%, -50%) scale(.2); opacity: .8; animation: meadow-ripple 1.8s ease-out forwards; }
@keyframes meadow-ripple { to { transform: translate(-50%, -50%) scale(12); opacity: 0; } }
.forest-vignette { position: absolute; z-index: 7; inset: 0; pointer-events: none; background: radial-gradient(circle at 50% 45%, transparent 43%, rgba(8,18,13,.2) 116%); transition: background 2.5s ease; }
body[data-forest-mode="rest"] .forest-vignette { background: radial-gradient(circle at 48% 42%, transparent 18%, rgba(5,10,8,.38) 108%); }

.state-whisper { position: absolute; z-index: 12; left: clamp(1rem, 3vw, 2.75rem); bottom: clamp(7.2rem, 13vh, 9rem); display: grid; gap: .25rem; color: #fff; text-shadow: 0 2px 16px rgba(0,0,0,.65); transition: opacity .5s ease, transform .5s ease; }
.state-whisper span { font-size: .65rem; font-weight: 900; letter-spacing: .18em; text-transform: uppercase; }
.state-whisper strong { font-family: Georgia, serif; font-size: clamp(1.3rem, 2.6vw, 2.25rem); font-weight: 500; }
body.is-transitioning .state-whisper { opacity: .35; transform: translateY(5px); }

.mode-controls { position: absolute; z-index: 20; left: 50%; bottom: clamp(1rem, 3.6vh, 2.25rem); transform: translateX(-50%); display: flex; gap: .35rem; padding: .38rem; border: 1px solid rgba(255,255,255,.24); border-radius: 999px; background: rgba(8,20,14,.46); box-shadow: 0 18px 50px rgba(3,10,6,.25); backdrop-filter: blur(16px) saturate(1.15); }
.mode-controls button { position: relative; min-width: 6.8rem; min-height: 3.1rem; padding: .45rem .85rem .45rem 2.55rem; border: 0; border-radius: 999px; background: transparent; color: rgba(255,255,255,.68); cursor: pointer; text-align: left; transition: background .35s ease, color .35s ease, transform .25s ease; }
.mode-controls button:hover { color: #fff; transform: translateY(-1px); }
.mode-controls button[aria-pressed="true"] { background: rgba(255,251,237,.92); color: #183326; box-shadow: 0 6px 24px rgba(0,0,0,.16); }
.mode-controls i { position: absolute; left: .95rem; top: 50%; transform: translateY(-50%); font-style: normal; }
.mode-controls span, .mode-controls small { display: block; line-height: 1.05; }
.mode-controls span { font-size: .72rem; font-weight: 900; letter-spacing: .05em; text-transform: uppercase; }
.mode-controls small { margin-top: .25rem; font-size: .57rem; opacity: .72; }

.forest-story { background: #f5f1e7; }
.forest-story > section { width: min(1120px, calc(100% - 2rem)); margin: 0 auto; padding: clamp(4.5rem, 10vw, 8rem) 0; }
.forest-story > section + section { border-top: 1px solid rgba(27,50,38,.13); }
.intro-section { text-align: center; }
.eyebrow { margin: 0 0 1rem; color: #69765a; font-size: .68rem; font-weight: 900; letter-spacing: .17em; text-transform: uppercase; }
.intro-section h1, .section-heading h2, .principles-section h2 { margin: 0; color: #183326; font-family: Georgia, serif; font-weight: 500; letter-spacing: -.035em; line-height: 1.03; }
.intro-section h1 { max-width: 880px; margin-inline: auto; font-size: clamp(2.35rem, 5vw, 4.8rem); }
.intro-section > p:last-child { max-width: 720px; margin: 2rem auto 0; color: #5c685f; font-size: clamp(1rem, 1.7vw, 1.2rem); line-height: 1.75; }
.section-heading { display: grid; grid-template-columns: .62fr 1.38fr; align-items: end; gap: 2rem; margin-bottom: 3.5rem; }
.section-heading .eyebrow { margin-bottom: .45rem; }
.section-heading h2, .principles-section h2 { font-size: clamp(2rem, 4.2vw, 4rem); }
.mode-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.mode-grid article { min-height: 21rem; padding: 2rem; display: flex; flex-direction: column; justify-content: end; border-radius: 1.6rem; color: #fff; overflow: hidden; box-shadow: 0 20px 55px rgba(27,50,38,.1); }
.mode-grid article:nth-child(1) { background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(21,48,30,.68)), url("forest-room-day-desktop-b-practical-v02.webp") center/cover; }
.mode-grid article:nth-child(2) { background: linear-gradient(180deg, rgba(10,26,23,.05), rgba(8,24,20,.72)), url("forest-room-night-desktop-b-practical-v02.webp") center/cover; }
.mode-grid article:nth-child(3) { background: linear-gradient(180deg, rgba(5,12,10,.12), rgba(5,14,11,.8)), url("forest-room-rest-desktop-b-practical-v02.webp") center/cover; }
.mode-grid article > span { width: 2rem; height: 2rem; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.46); border-radius: 50%; font-size: .62rem; font-weight: 900; }
.mode-grid h3 { margin: 1rem 0 .65rem; font-family: Georgia, serif; font-size: 1.8rem; font-weight: 500; }
.mode-grid p { margin: 0; color: rgba(255,255,255,.8); line-height: 1.6; }
.anchor-grid, .principle-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.anchor-grid p, .principle-grid p { min-height: 9rem; margin: 0; padding: 1.6rem; border: 1px solid rgba(27,50,38,.12); border-radius: 1.2rem; background: rgba(255,255,255,.42); }
.anchor-grid strong, .anchor-grid span, .principle-grid strong, .principle-grid span { display: block; }
.anchor-grid strong, .principle-grid strong { color: #183326; font-family: Georgia, serif; font-size: 1.25rem; font-weight: 600; }
.anchor-grid span, .principle-grid span { margin-top: .7rem; color: #677168; line-height: 1.55; }
.principles-section > .eyebrow { margin-bottom: .8rem; }
.principles-section > h2 { max-width: 720px; }
.principle-grid { grid-template-columns: repeat(4, 1fr); margin-top: 3rem; }
.world-links { margin-top: 4rem; display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid rgba(27,50,38,.14); }
.world-links a { padding: 1.4rem .4rem; text-decoration: none; border-bottom: 1px solid rgba(27,50,38,.14); }
.world-links a + a { padding-left: 1.2rem; border-left: 1px solid rgba(27,50,38,.14); }
.world-links span, .world-links small { display: block; }
.world-links span { color: #183326; font-weight: 800; }
.world-links small { margin-top: .3rem; color: #727b73; }

@media (max-width: 900px) {
  .mode-grid { grid-template-columns: 1fr; }
  .mode-grid article { min-height: 18rem; }
  .anchor-grid { grid-template-columns: repeat(2, 1fr); }
  .principle-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 680px) {
  .forest-experience { min-height: 660px; }
  .room-image img { object-position: center center; }
  .room-nav { align-items: flex-start; padding: .9rem; }
  .room-nav > div { gap: 0; }
  .room-nav > div a { padding: .38rem .46rem; font-size: .57rem; }
  .state-whisper { left: 1rem; bottom: 6.2rem; }
  .state-whisper strong { font-size: 1.25rem; }
  .mode-controls { width: calc(100% - 1rem); bottom: .7rem; gap: .2rem; padding: .3rem; }
  .mode-controls button { flex: 1; min-width: 0; min-height: 3.5rem; padding: .45rem .35rem .45rem 2rem; }
  .mode-controls i { left: .67rem; }
  .mode-controls span { font-size: .64rem; }
  .mode-controls small { font-size: .52rem; }
  .window-stars { clip-path: polygon(0 0, 49% 0, 49% 64%, 0 64%); }
  .section-heading { grid-template-columns: 1fr; gap: .25rem; }
  .anchor-grid, .principle-grid, .world-links { grid-template-columns: 1fr; }
  .anchor-grid p, .principle-grid p { min-height: 0; }
  .world-links a + a { padding-left: .4rem; border-left: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .room-image { transition-duration: .7s; }
  .firefly, .window-stars i, .meadow-ripple { animation: none !important; }
  .firefly-field, .window-stars { opacity: 0 !important; }
  .meadow-response { display: none; }
  .mode-controls button { transition: none; }
}