:root {
  --night: #091015;
  --paper: #f3eee3;
  --text: #e9e5da;
  --muted: #aeb7b8;
  --warm: #e6b96e;
  --warm-bright: #ffdca1;
  --cool: #77a9bd;
  --green: #9ab28a;
  --line: rgba(255, 255, 255, 0.13);
  --measure: 720px;
  --canvas: 1280px;
}

* { box-sizing: border-box; }
html { margin: 0; scroll-behavior: smooth; background: var(--night); }
body {
  margin: 0;
  min-height: 100vh;
  overflow-x: hidden;
  color: var(--text);
  background: var(--night);
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: clamp(1rem, 0.35vw + 0.92rem, 1.1rem);
  line-height: 1.82;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='3' seed='8'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

#progress { position: fixed; inset: 0 auto auto 0; z-index: 1000; width: 0; height: 2px; background: linear-gradient(90deg, var(--warm), var(--warm-bright), var(--cool)); }
.nav {
  position: fixed;
  z-index: 100;
  top: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.72rem 0.9rem;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(9, 16, 21, 0.78);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(16px);
}
.nav a { color: var(--text); text-decoration: none; }
.back { color: var(--muted) !important; font-size: 0.86rem; }
.badge { color: var(--warm-bright); font-size: 0.73rem; font-weight: 750; letter-spacing: 0.12em; text-transform: uppercase; }
.languages { display: flex; gap: 0.25rem; }
.languages a { padding: 0.2rem 0.48rem; border-radius: 7px; color: var(--muted); font-size: 0.78rem; font-weight: 700; }
.languages a.active { color: #172026; background: var(--warm-bright); }

main { overflow: hidden; }
.feature-hero {
  position: relative;
  display: flex;
  min-height: min(920px, 100vh);
  padding: 7.5rem 1.5rem 4rem;
  background: radial-gradient(circle at 78% 38%, rgba(233, 180, 99, 0.16), transparent 33rem), radial-gradient(circle at 12% 70%, rgba(117, 145, 139, 0.08), transparent 30rem), linear-gradient(135deg, #0c1418 0%, #11191c 54%, #0a1115 100%);
}
.feature-hero__inner {
  display: grid;
  grid-template-columns: minmax(300px, 0.78fr) minmax(500px, 1.22fr);
  align-items: center;
  gap: clamp(2.5rem, 6vw, 7rem);
  width: min(1360px, 100%);
  margin: auto;
}
.hero-copy { position: relative; z-index: 1; max-width: 560px; padding-left: clamp(0rem, 2vw, 2rem); }
.eyebrow,
.chapter-label { display: block; margin: 0 0 0.9rem; color: var(--scene-accent, var(--warm)); font-size: 0.7rem; font-weight: 800; letter-spacing: 0.18em; text-transform: uppercase; }
h1, h2, .feature-question, .feature-interlude, .no-room-statement, .final-question { font-family: Georgia, "Times New Roman", serif; font-weight: 500; }
.feature-hero h1 { max-width: 650px; margin: 0; color: var(--paper); font-size: clamp(3.4rem, 6.2vw, 6.8rem) !important; letter-spacing: -0.058em; line-height: 0.92 !important; }
.lede { max-width: 520px; margin: 1.7rem 0 0; color: var(--muted); font-size: clamp(1.08rem, 1.6vw, 1.35rem); line-height: 1.55; }
.hero-figure { position: relative; width: 100%; max-width: 820px; margin: 0; overflow: hidden; border: 1px solid rgba(255,255,255,0.14); border-radius: 22px; background: #111; box-shadow: 0 42px 110px rgba(0,0,0,0.58), 0 0 90px rgba(225,179,100,0.08); }
.hero-figure img, .feature-visual img { display: block; width: 100%; height: auto; }
.hero-figure figcaption { position: absolute; right: 1rem; bottom: 1rem; max-width: min(520px, calc(100% - 2rem)); padding: 0.55rem 0.75rem; border: 1px solid rgba(255,255,255,0.18); border-radius: 9px; color: rgba(255,255,255,0.78); background: rgba(7,12,16,0.7); backdrop-filter: blur(12px); font-size: 0.75rem; }

.feature-scene { --scene-accent: var(--warm); position: relative; padding: clamp(7rem, 11vw, 11rem) 1.5rem; }
.feature-scene__inner { position: relative; z-index: 1; width: min(var(--canvas), 100%); margin: 0 auto; }
.scene-opening { background: radial-gradient(circle at 18% 28%, rgba(223,181,112,0.09), transparent 28rem), linear-gradient(180deg, #0b1216, #10181c 72%, #0c1317); }
.scene-sand { --scene-accent: #d8a257; background: radial-gradient(ellipse at 78% 42%, rgba(152,112,68,0.12), transparent 33rem), linear-gradient(180deg, #0c1317, #090e12 45%, #080d10 100%); }
.scene-algorithm { --scene-accent: #8db6c7; background: radial-gradient(circle at 18% 35%, rgba(64,105,127,0.19), transparent 31rem), radial-gradient(circle at 86% 72%, rgba(35,68,88,0.15), transparent 34rem), linear-gradient(145deg, #071016, #0a131a 56%, #071016); }
.scene-empty { --scene-accent: #d9b676; background: radial-gradient(circle at 76% 48%, rgba(228,185,113,0.1), transparent 31rem), linear-gradient(160deg, #0d1619, #121b1d 52%, #0c1417); }
.scene-stones { --scene-accent: var(--green); background: radial-gradient(circle at 18% 35%, rgba(133,170,121,0.14), transparent 29rem), radial-gradient(circle at 82% 70%, rgba(220,180,103,0.09), transparent 28rem), linear-gradient(180deg, #0c1516, #111b19 54%, #0b1314); }
.scene-no-room { --scene-accent: #a7988c; background: radial-gradient(circle at 72% 48%, rgba(76,84,92,0.13), transparent 30rem), linear-gradient(180deg, #091012, #060a0d 58%, #080e10); }
.scene-values { --scene-accent: var(--warm-bright); background: radial-gradient(circle at 75% 42%, rgba(228,181,99,0.18), transparent 35rem), radial-gradient(circle at 15% 75%, rgba(128,156,113,0.11), transparent 30rem), linear-gradient(145deg, #0e1717, #17201c 50%, #0d1515); }

.reading-flow { max-width: var(--measure); }
.reading-flow--offset-left { margin-left: 7%; }
.reading-flow--offset-right { margin-right: 6%; margin-left: auto; }
.reading-flow p, .feature-copy p, .post-visual-copy p { margin: 0 0 1.3rem; }
h2 { margin: 0 0 1.7rem; color: var(--paper); font-size: clamp(2.25rem, 4.6vw, 4.25rem); letter-spacing: -0.04em; line-height: 1.04; }
.plain-truth { margin: 2.3rem 0 !important; color: var(--paper); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.3rem, 2.4vw, 1.75rem); line-height: 1.48; }

.sand-rhythm { display: flow-root; width: min(1040px, 100%); margin: clamp(4rem, 8vw, 7rem) auto; padding: 1rem 0; }
.sand-rhythm p { width: max-content; max-width: 88%; margin: 0; color: #e7e0d4; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.3rem, 2.6vw, 2.2rem); line-height: 1.28; }
.sand-rhythm p:nth-child(1) { margin-left: 4%; }
.sand-rhythm p:nth-child(2) { margin-top: 1.1rem; margin-left: 19%; }
.sand-rhythm p:nth-child(3) { margin-top: 0.85rem; margin-left: 47%; }
.sand-rhythm p:nth-child(4) { margin-top: 0.65rem; margin-left: 28%; }
.sand-rhythm p:nth-child(5) { margin-top: 0.45rem; margin-left: 57%; }
.sand-rhythm p:nth-child(6) { margin-top: 0.25rem; margin-left: 68%; color: var(--warm-bright); }
.feature-interlude { max-width: 1120px; margin: clamp(5rem, 10vw, 9rem) auto; color: #bdb4a6; font-size: clamp(2.2rem, 5.5vw, 5.4rem); letter-spacing: -0.045em; line-height: 1.08; text-align: center; }
.feature-interlude strong { color: var(--paper); font-weight: 500; }
.consequence-rhythm { margin: 2.7rem 0; padding: 1.6rem 0 1.2rem 1.5rem; border-left: 1px solid rgba(216,162,87,0.36); }
.consequence-rhythm p { margin-bottom: 0.35rem; color: #d9d3c9; }

.feature-split { display: grid; align-items: center; gap: clamp(3rem, 7vw, 7.5rem); }
.feature-split--image-left { grid-template-columns: minmax(0, 1.15fr) minmax(320px, 0.85fr); }
.feature-split--image-right { grid-template-columns: minmax(320px, 0.85fr) minmax(0, 1.15fr); }
.feature-copy { max-width: 560px; }
.feature-visual { margin: 0; }
.feature-split--image-left .feature-visual { width: min(640px, 100%); }
.feature-visual img { border-radius: 9px; box-shadow: 0 34px 90px rgba(0,0,0,0.48); }
.feature-visual figcaption { max-width: 640px; margin: 1rem auto 0; color: #879298; font-size: 0.78rem; line-height: 1.55; text-align: center; }
.feature-question { margin: 3.5rem 0 0; color: var(--paper); font-size: clamp(1.8rem, 3.4vw, 3.2rem); font-style: italic; letter-spacing: -0.03em; line-height: 1.18; }
.feature-split--image-left .feature-question { position: relative; width: min(720px, 48vw); margin-left: clamp(-5rem, -5vw, -2rem); padding: 1.5rem 0; border-top: 1px solid rgba(141,182,199,0.28); border-bottom: 1px solid rgba(141,182,199,0.28); }
.algorithm-prose { margin-top: clamp(5rem, 9vw, 9rem); }
.scene-empty .feature-scene__inner { width: min(1180px, 100%); }
.scene-empty .feature-split { grid-template-columns: minmax(340px, 1fr) minmax(300px, 0.82fr); gap: clamp(5rem, 10vw, 10rem); }
.scene-empty .feature-visual { width: min(510px, 100%); justify-self: end; }
.scene-empty .plain-truth { margin: 3rem 0 !important; font-size: clamp(1.75rem, 3.1vw, 2.65rem); }

.anchor-list { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); width: min(1100px, 100%); margin: clamp(4rem, 8vw, 7rem) auto; padding: 1rem 0; border-top: 1px solid rgba(154,178,138,0.3); border-bottom: 1px solid rgba(154,178,138,0.3); }
.anchor-list span { padding: 1rem clamp(0.5rem, 2vw, 1.5rem); color: #e5e7d7; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.15rem, 2.2vw, 1.75rem); }
.anchor-list span:nth-child(3n + 2) { text-align: center; }
.anchor-list span:nth-child(3n) { text-align: right; }
.feature-question--wide { max-width: 1050px; margin: clamp(6rem, 11vw, 10rem) auto 0; padding: clamp(2.5rem, 5vw, 4.5rem) 0; border-top: 1px solid rgba(154,178,138,0.25); border-bottom: 1px solid rgba(154,178,138,0.25); font-size: clamp(2rem, 4.7vw, 4.6rem); text-align: center; }

.no-room-statement { max-width: 1040px; margin: clamp(5rem, 9vw, 8rem) auto clamp(2.5rem, 5vw, 4rem); color: var(--paper); font-size: clamp(2.8rem, 7vw, 7rem); letter-spacing: -0.055em; line-height: 0.98; }
.feature-visual--breakout { width: min(1100px, 100%); margin: 0 auto; }
.post-visual-copy { margin-top: clamp(4rem, 8vw, 7rem); }
.values-layout { display: flow-root; }
.feature-visual--values { width: min(880px, 100%); margin: clamp(5rem, 9vw, 8rem) auto 0; }
.scene-values .reading-flow p:first-of-type { color: var(--paper); font-family: Georgia, "Times New Roman", serif; font-size: 1.25em; }

.external-link { color: var(--warm-bright); text-decoration-color: rgba(255,220,161,0.46); text-decoration-thickness: 1px; text-underline-offset: 0.22em; }
.external-link:hover { text-decoration-color: currentColor; }
.closing { width: 100%; margin: 0; padding: clamp(8rem, 16vw, 15rem) 1.5rem clamp(9rem, 18vw, 17rem); background: radial-gradient(circle at 50% 68%, rgba(219,179,104,0.07), transparent 30rem), linear-gradient(180deg, #0c1414, #080e10 65%, #070b0d); text-align: center; }
.closing-copy { width: min(var(--measure), 100%); margin: 0 auto clamp(7rem, 12vw, 11rem); color: var(--text); text-align: left; }
.closing-copy > p { margin: 0 0 1.3rem; }
.closing-rhythm { margin: 3.5rem 0; padding: 2rem 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.closing-rhythm p { margin: 0 0 0.4rem; color: var(--paper); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.15rem, 2.2vw, 1.5rem); }
.closing-rhythm p:last-child { margin-bottom: 0; }
.closing-copy .not-full { margin: 3.5rem 0 5rem; color: var(--paper); font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.75rem, 4vw, 3rem); }
.closing .small { margin: 0; color: var(--muted); font-size: 0.72rem; font-weight: 800; letter-spacing: 0.18em; text-transform: uppercase; }
.final-question { max-width: 1180px; margin: 0 auto; color: var(--paper); font-size: clamp(3.5rem, 10vw, 9.5rem) !important; letter-spacing: -0.06em; line-height: 0.9 !important; }
.closing::after { content: ""; display: block; width: 5rem; height: 2px; margin: 4rem auto 0; background: linear-gradient(90deg, var(--warm), var(--cool)); }
footer { padding: 2.5rem 1.25rem; border-top: 1px solid var(--line); color: #758086; background: #070b0d; font-size: 0.78rem; text-align: center; }

@media (max-width: 980px) {
  .feature-hero { min-height: auto; }
  .feature-hero__inner { grid-template-columns: 0.85fr 1.15fr; gap: 2.5rem; }
  .feature-split, .feature-split--image-left, .feature-split--image-right { gap: 3rem; }
  .feature-split--image-left { grid-template-columns: 1fr 0.9fr; }
  .feature-split--image-right { grid-template-columns: 0.9fr 1fr; }
  .feature-split--image-left .feature-question { width: min(620px, 52vw); margin-left: -2rem; }
}

@media (max-width: 760px) {
  .nav { top: 0.5rem; left: 0.5rem; right: 0.5rem; }
  .badge { display: none; }
  .feature-hero, .feature-scene, .closing { padding-left: 1rem !important; padding-right: 1rem !important; }
  .feature-hero { padding-top: 6.5rem !important; padding-bottom: 4.5rem !important; }
  .feature-hero__inner, .feature-split, .feature-split--image-left, .feature-split--image-right { grid-template-columns: 1fr; }
  .scene-empty .feature-split { grid-template-columns: 1fr; gap: 3rem; }
  .hero-copy { max-width: none; padding-left: 0; }
  .feature-hero h1 { font-size: clamp(2.75rem, 14vw, 4.5rem) !important; }
  .hero-figure { max-width: 620px; margin: 0 auto; border-radius: 13px; }
  .hero-figure figcaption { position: static; max-width: none; border: 0; border-top: 1px solid var(--line); border-radius: 0; }
  .feature-scene { padding-top: 5.5rem !important; padding-bottom: 5.5rem !important; }
  .reading-flow--offset-left, .reading-flow--offset-right { margin-right: auto; margin-left: auto; }
  h2 { font-size: clamp(2rem, 9vw, 3rem) !important; }
  .sand-rhythm { margin: 3.5rem auto; }
  .sand-rhythm p { max-width: 100%; font-size: clamp(1.15rem, 5.5vw, 1.65rem) !important; }
  .sand-rhythm p:nth-child(n) { margin-left: 0; }
  .sand-rhythm p:nth-child(even) { margin-left: 12%; }
  .sand-rhythm p:nth-child(3n) { margin-left: 23%; }
  .feature-interlude { margin: 5rem auto; font-size: clamp(2rem, 10vw, 3.3rem) !important; }
  .feature-split--image-left .feature-copy { order: -1; }
  .feature-split--image-left .feature-question { width: auto; margin-left: 0; }
  .feature-visual, .scene-empty .feature-visual, .feature-visual--values { width: min(620px, 100%); max-width: 100%; margin-right: auto; margin-left: auto; }
  .feature-visual--values { margin-top: 4rem; }
  .algorithm-prose { margin-top: 4.5rem; }
  .anchor-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .anchor-list span:nth-child(n) { text-align: left; }
  .anchor-list span:nth-child(even) { text-align: right; }
  .feature-question--wide { margin-top: 5rem; font-size: clamp(1.8rem, 8.5vw, 3rem) !important; }
  .no-room-statement { font-size: clamp(2.7rem, 13vw, 4.6rem) !important; }
  .closing { padding-top: 7rem !important; padding-bottom: 9rem !important; }
  .closing-copy { margin-bottom: 6rem; }
  .final-question { font-size: clamp(3.1rem, 15vw, 5.2rem) !important; }
}

@media (max-width: 430px) {
  .anchor-list { grid-template-columns: 1fr; }
  .anchor-list span:nth-child(n) { padding: 0.65rem 0; text-align: left; }
  .sand-rhythm p:nth-child(n) { margin-left: 0; }
  .sand-rhythm p:nth-child(even) { margin-left: 8%; }
}

@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
a:focus-visible { outline: 2px solid var(--warm-bright); outline-offset: 3px; }