:root {
  color-scheme: dark;
  --ink: #0a0a09;
  --ink-soft: #171715;
  --paper: #f2efe7;
  --paper-deep: #e6e0d4;
  --white: #fffdf8;
  --muted: #a6a29a;
  --paper-muted: #68635b;
  --line-dark: rgba(255, 255, 255, .14);
  --line-light: rgba(10, 10, 9, .16);
  --amber: #f0aa3c;
  --amber-hot: #ffbd4f;
  --signal: #dbff5a;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--ink);
  color: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-underline-offset: 4px; }
a:focus-visible { outline: 3px solid var(--signal); outline-offset: 4px; }
p, h1, h2, h3, blockquote { margin-top: 0; }

.skip-link {
  position: fixed;
  z-index: 100;
  top: 12px;
  left: 12px;
  padding: 10px 14px;
  background: var(--white);
  color: var(--ink);
  font-weight: 800;
  transform: translateY(-160%);
}
.skip-link:focus { transform: translateY(0); }

.site-header {
  position: absolute;
  z-index: 20;
  top: 0;
  left: 0;
  display: grid;
  width: 100%;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 28px;
  padding: 24px clamp(20px, 4vw, 64px);
  border-bottom: 1px solid var(--line-dark);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
  font-size: .82rem;
  font-weight: 850;
  letter-spacing: .13em;
  text-decoration: none;
  text-transform: uppercase;
}
.brand-mark {
  display: grid;
  width: 32px;
  height: 32px;
  place-items: center;
  border: 1px solid rgba(255,255,255,.45);
  font-size: .58rem;
  letter-spacing: .06em;
}
.main-nav { display: flex; gap: clamp(18px, 3vw, 42px); }
.main-nav a, .header-link {
  color: rgba(255,255,255,.62);
  font-size: .76rem;
  font-weight: 700;
  text-decoration: none;
}
.main-nav a:hover, .header-link:hover { color: var(--white); }
.header-link { justify-self: end; }

.hero {
  position: relative;
  display: grid;
  min-height: 100svh;
  align-items: center;
  overflow: hidden;
  padding: clamp(132px, 14vw, 190px) clamp(20px, 5vw, 76px) clamp(88px, 9vw, 130px);
  background:
    linear-gradient(105deg, rgba(10,10,9,1) 0%, rgba(10,10,9,.97) 48%, rgba(10,10,9,.66) 100%),
    repeating-linear-gradient(90deg, transparent 0 99px, rgba(255,255,255,.032) 99px 100px);
}
.hero::after {
  position: absolute;
  right: -12vw;
  bottom: -42vw;
  width: 78vw;
  height: 78vw;
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 50%;
  box-shadow: 0 0 0 7vw rgba(255,255,255,.018), 0 0 0 14vw rgba(255,255,255,.014);
  content: "";
}
.hero-glow {
  position: absolute;
  top: 8%;
  right: -12%;
  width: 58vw;
  height: 58vw;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(240,170,60,.2), rgba(240,170,60,.055) 38%, transparent 69%);
  filter: blur(20px);
}
.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  width: min(var(--max), 100%);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1.08fr) minmax(390px, .92fr);
  gap: clamp(54px, 8vw, 110px);
  align-items: center;
}
.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 24px;
  color: rgba(255,255,255,.52);
  font-size: .68rem;
  font-weight: 850;
  letter-spacing: .18em;
  text-transform: uppercase;
}
.eyebrow span { display: block; width: 34px; height: 1px; background: currentColor; }
.dark-ink { color: var(--paper-muted); }
h1 {
  max-width: 800px;
  margin-bottom: 30px;
  font-size: clamp(4rem, 8.1vw, 8.5rem);
  font-weight: 870;
  letter-spacing: -.07em;
  line-height: .84;
}
h1 em, h2 em {
  color: var(--amber);
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
}
.hero-lede {
  max-width: 680px;
  margin-bottom: 0;
  color: rgba(255,255,255,.7);
  font-size: clamp(1.05rem, 1.7vw, 1.28rem);
  line-height: 1.7;
}
.actions { display: flex; flex-wrap: wrap; gap: 12px; align-items: center; margin-top: 34px; }
.button {
  display: inline-flex;
  min-height: 52px;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border: 1px solid rgba(255,255,255,.4);
  color: var(--white);
  font-size: .8rem;
  font-weight: 820;
  text-decoration: none;
}
.button-primary { border-color: var(--amber); background: var(--amber); color: var(--ink); }
.button-primary:hover { border-color: var(--amber-hot); background: var(--amber-hot); }
.button-quiet:hover { border-color: var(--white); background: var(--white); color: var(--ink); }
.button-dark { border-color: var(--ink); background: var(--ink); color: var(--white); }
.button-dark:hover { background: #2a2925; }
.hero-note { margin: 18px 0 0; color: rgba(255,255,255,.36); font-size: .67rem; letter-spacing: .09em; text-transform: uppercase; }

.tone-unit {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.2);
  border-radius: 4px 54px 4px 4px;
  background: linear-gradient(145deg, #24231f, #0c0c0b 62%);
  box-shadow: 0 42px 110px rgba(0,0,0,.48);
}
.tone-unit::before {
  position: absolute;
  top: 74px;
  right: -110px;
  width: 310px;
  height: 310px;
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 50%;
  box-shadow: 0 0 0 34px rgba(255,255,255,.018), 0 0 0 68px rgba(255,255,255,.012);
  content: "";
}
.unit-topline, .unit-footer {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 20px 22px;
  color: rgba(255,255,255,.42);
  font-size: .59rem;
  font-weight: 800;
  letter-spacing: .13em;
  text-transform: uppercase;
}
.unit-topline { border-bottom: 1px solid rgba(255,255,255,.11); }
.unit-display {
  position: relative;
  z-index: 1;
  display: grid;
  min-height: 310px;
  align-content: center;
  padding: 36px;
}
.display-label { margin-bottom: 10px; color: var(--amber); font-size: .62rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; }
.unit-display strong { font-size: clamp(3.2rem, 5.5vw, 5.5rem); letter-spacing: -.055em; line-height: .82; }
.meter { display: flex; align-items: end; gap: 5px; height: 45px; margin-top: 28px; }
.meter i { width: 3px; height: 8px; background: var(--amber); }
.meter i:nth-child(2), .meter i:nth-child(11) { height: 14px; }
.meter i:nth-child(3), .meter i:nth-child(10) { height: 22px; }
.meter i:nth-child(4), .meter i:nth-child(9) { height: 34px; }
.meter i:nth-child(5), .meter i:nth-child(8) { height: 25px; }
.meter i:nth-child(6) { height: 42px; }
.meter i:nth-child(7) { height: 31px; }
.unit-controls { position: relative; z-index: 1; display: grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid rgba(255,255,255,.11); border-bottom: 1px solid rgba(255,255,255,.11); }
.unit-controls div { display: grid; min-height: 105px; place-items: center; align-content: center; gap: 11px; border-right: 1px solid rgba(255,255,255,.1); }
.unit-controls div:last-child { border-right: 0; }
.unit-controls i {
  position: relative;
  display: block;
  width: 40px;
  height: 40px;
  border: 1px solid #5d5a53;
  border-radius: 50%;
  background: linear-gradient(145deg, #46443f, #151514);
  box-shadow: 0 7px 13px #000;
  transform: rotate(var(--turn));
}
.unit-controls i::before { position: absolute; top: 5px; left: 50%; width: 1px; height: 10px; background: var(--amber); content: ""; }
.unit-controls span { color: rgba(255,255,255,.45); font-size: .57rem; letter-spacing: .1em; text-transform: uppercase; }
.unit-footer b { display: inline-block; width: 6px; height: 6px; margin-right: 7px; border-radius: 50%; background: var(--signal); box-shadow: 0 0 12px var(--signal); }
.scroll-cue {
  position: absolute;
  z-index: 2;
  bottom: 25px;
  left: clamp(20px, 5vw, 76px);
  display: flex;
  align-items: center;
  gap: 14px;
  color: rgba(255,255,255,.32);
  font-size: .58rem;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.scroll-cue i { display: block; width: 52px; height: 1px; background: rgba(255,255,255,.25); }

.fact-strip {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-dark);
  border-bottom: 1px solid var(--line-dark);
  background: #11110f;
}
.fact-strip > div { display: grid; min-height: 145px; align-content: center; padding: 24px clamp(20px, 3vw, 42px); border-right: 1px solid var(--line-dark); }
.fact-strip > div:last-child { border-right: 0; }
.fact-strip span, .fact-strip small { color: rgba(255,255,255,.38); font-size: .58rem; letter-spacing: .1em; text-transform: uppercase; }
.fact-strip strong { margin: 4px 0 2px; font-size: clamp(1.7rem, 3vw, 3rem); letter-spacing: -.04em; }

.approach-section, .core-section, .community-section, .handoff-section {
  padding: clamp(80px, 10vw, 150px) clamp(20px, 5vw, 76px);
}
.approach-section { background: var(--paper); color: var(--ink); }
.section-label {
  display: flex;
  gap: 12px;
  align-items: center;
  width: min(var(--max), 100%);
  margin: 0 auto clamp(64px, 9vw, 120px);
  padding-bottom: 15px;
  border-bottom: 1px solid var(--line-light);
  color: var(--paper-muted);
  font-size: .65rem;
  font-weight: 780;
  letter-spacing: .12em;
  text-transform: uppercase;
}
.section-label span { color: var(--ink); }
.section-label.light { border-color: var(--line-dark); color: rgba(255,255,255,.4); }
.section-label.light span { color: var(--white); }
.approach-grid, .community-grid, .handoff-section {
  display: grid;
  width: min(var(--max), 100%);
  margin: 0 auto;
  grid-template-columns: minmax(0, 1fr) minmax(320px, .8fr);
  gap: clamp(52px, 9vw, 132px);
  align-items: start;
}
h2 {
  max-width: 940px;
  margin-bottom: 0;
  font-size: clamp(3rem, 6vw, 6.4rem);
  font-weight: 860;
  letter-spacing: -.06em;
  line-height: .91;
}
.large-copy { padding-top: 40px; color: #3f3c36; font-size: clamp(1.08rem, 1.7vw, 1.34rem); line-height: 1.72; }
.large-copy p:last-child { margin-bottom: 0; }
.workflow {
  display: grid;
  width: min(var(--max), 100%);
  margin: clamp(64px, 9vw, 120px) auto 0;
  grid-template-columns: repeat(4, 1fr);
  border-top: 1px solid var(--line-light);
  border-left: 1px solid var(--line-light);
}
.workflow article { min-height: 250px; padding: 28px; border-right: 1px solid var(--line-light); border-bottom: 1px solid var(--line-light); }
.workflow article > span { display: block; margin-bottom: 70px; color: #938d83; font-size: .66rem; letter-spacing: .1em; }
.workflow h3 { margin-bottom: 10px; font-size: 1.45rem; }
.workflow p { margin-bottom: 0; color: var(--paper-muted); font-size: .9rem; }

.core-section { background: var(--ink); }
.core-heading { width: min(var(--max), 100%); margin: 0 auto; }
.core-heading h2 { margin-bottom: 30px; }
.core-heading > p:last-child { max-width: 650px; margin-bottom: 0; color: rgba(255,255,255,.6); font-size: 1.08rem; }
.core-grid {
  display: grid;
  width: min(var(--max), 100%);
  margin: clamp(58px, 8vw, 100px) auto 0;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.core-card { display: flex; min-height: 530px; flex-direction: column; padding: clamp(26px, 3vw, 38px); border: 1px solid var(--line-dark); background: #121210; }
.card-index { color: rgba(255,255,255,.36); font-size: .61rem; letter-spacing: .11em; text-transform: uppercase; }
.core-card h3 { margin: auto 0 12px; font-size: clamp(1.45rem, 2.4vw, 2.2rem); letter-spacing: -.03em; line-height: 1.08; }
.core-card > p { margin-bottom: 0; color: rgba(255,255,255,.55); font-size: .92rem; }
.amber-card { background: var(--amber); color: var(--ink); }
.amber-card .card-index, .amber-card > p { color: rgba(10,10,9,.58); }
.speaker-visual { position: relative; width: 230px; height: 230px; margin: 50px auto 22px; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; }
.speaker-visual i { position: absolute; inset: 20px; border: 1px solid rgba(255,255,255,.12); border-radius: 50%; }
.speaker-visual i:nth-child(2) { inset: 58px; background: #080807; box-shadow: 0 0 0 20px rgba(255,255,255,.025); }
.speaker-visual i:nth-child(3) { inset: 100px; background: var(--amber); box-shadow: 0 0 30px rgba(240,170,60,.25); }
.preamp-visual { display: grid; grid-template-columns: auto 40px 1fr 40px auto; gap: 12px; align-items: center; margin: 105px 0 30px; }
.preamp-visual span { font-size: .57rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.preamp-visual i { display: block; width: 40px; height: 40px; border: 1px solid rgba(10,10,9,.48); border-radius: 50%; background: rgba(255,255,255,.16); }
.preamp-visual b { height: 1px; background: rgba(10,10,9,.42); }
.preset-list { display: grid; margin: 74px 0 38px; border-top: 1px solid var(--line-dark); }
.preset-list span { display: flex; justify-content: space-between; padding: 15px 0; border-bottom: 1px solid var(--line-dark); color: rgba(255,255,255,.72); font-size: .74rem; text-transform: uppercase; }
.preset-list b { color: rgba(255,255,255,.32); font-weight: 500; }

.principle-section {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(320px, .9fr);
  gap: clamp(60px, 10vw, 150px);
  align-items: end;
  padding: clamp(92px, 12vw, 170px) max(clamp(20px, 5vw, 76px), calc((100vw - var(--max)) / 2));
  background: var(--paper-deep);
  color: var(--ink);
}
.principle-copy h2 { font-size: clamp(3.2rem, 6.2vw, 6.8rem); }
blockquote { margin: 0 0 8px; padding-left: 28px; border-left: 1px solid #aaa294; }
blockquote p { margin-bottom: 28px; font-family: Georgia, "Times New Roman", serif; font-size: clamp(1.5rem, 2.5vw, 2.2rem); line-height: 1.35; }
blockquote footer { color: var(--paper-muted); font-size: .68rem; letter-spacing: .1em; text-transform: uppercase; }

.community-section { background: #151512; }
.community-grid h2 { max-width: 800px; }
.community-copy { padding-top: 42px; color: rgba(255,255,255,.62); font-size: 1.05rem; line-height: 1.7; }
.text-link { display: inline-flex; gap: 12px; align-items: center; margin-top: 18px; color: var(--white); font-size: .8rem; font-weight: 820; text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.community-track {
  display: grid;
  width: min(var(--max), 100%);
  margin: clamp(64px, 9vw, 110px) auto 0;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--line-dark);
  border-left: 1px solid var(--line-dark);
}
.community-track article { display: grid; min-height: 275px; align-content: space-between; padding: 28px; border-right: 1px solid var(--line-dark); border-bottom: 1px solid var(--line-dark); }
.community-track span, .community-track small { color: rgba(255,255,255,.38); font-size: .63rem; letter-spacing: .1em; text-transform: uppercase; }
.community-track strong { max-width: 290px; font-size: clamp(1.25rem, 2vw, 1.75rem); line-height: 1.25; }

.handoff-section { background: var(--amber); color: var(--ink); }
.handoff-section h2 { font-size: clamp(2.8rem, 5.2vw, 5.7rem); }
.handoff-section > div:last-child { padding-top: 40px; }
.handoff-section p { max-width: 570px; color: rgba(10,10,9,.65); font-size: 1.08rem; }
.dark-link { color: var(--ink); }

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
  padding: 38px clamp(20px, 5vw, 76px);
  background: #080807;
  color: rgba(255,255,255,.46);
  font-size: .72rem;
}
.footer-brand { color: var(--white); }
.site-footer p { margin: 0; text-align: center; }
.site-footer nav { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 16px; }
.site-footer nav a { text-decoration: none; }
.site-footer nav a:hover { color: var(--white); }

@media (max-width: 980px) {
  .site-header { grid-template-columns: 1fr auto; }
  .main-nav { display: none; }
  .hero-grid, .approach-grid, .community-grid, .handoff-section, .principle-section { grid-template-columns: 1fr; }
  .tone-unit { width: min(620px, 100%); }
  .fact-strip, .workflow { grid-template-columns: repeat(2, 1fr); }
  .core-grid { grid-template-columns: 1fr; }
  .core-card { min-height: 430px; }
  .speaker-visual { margin-top: 25px; }
  .principle-section { align-items: start; }
  .community-track { grid-template-columns: 1fr; }
  .community-track article { min-height: 220px; }
  .site-footer { grid-template-columns: 1fr; }
  .site-footer p { text-align: left; }
  .site-footer nav { justify-content: flex-start; }
}

@media (max-width: 620px) {
  .site-header { gap: 14px; padding: 18px 20px; }
  .brand { font-size: .72rem; }
  .brand-mark { width: 28px; height: 28px; }
  .header-link { max-width: 108px; text-align: right; font-size: .65rem; line-height: 1.25; }
  .hero { min-height: auto; padding-top: 124px; }
  h1 { font-size: clamp(3.35rem, 17vw, 5rem); }
  .hero-lede { font-size: 1rem; }
  .button { width: 100%; text-align: center; }
  .tone-unit { border-radius: 4px 34px 4px 4px; }
  .unit-display { min-height: 250px; padding: 27px; }
  .unit-display strong { font-size: 3.2rem; }
  .unit-controls { grid-template-columns: repeat(2, 1fr); }
  .unit-controls div:nth-child(2) { border-right: 0; }
  .unit-controls div:nth-child(-n+2) { border-bottom: 1px solid rgba(255,255,255,.1); }
  .unit-footer { align-items: flex-start; flex-direction: column; }
  .scroll-cue { display: none; }
  .fact-strip, .workflow { grid-template-columns: 1fr; }
  .fact-strip > div { min-height: 120px; border-bottom: 1px solid var(--line-dark); }
  .section-label { margin-bottom: 58px; }
  h2, .principle-copy h2 { font-size: clamp(2.75rem, 13vw, 4.2rem); }
  .large-copy, .community-copy, .handoff-section > div:last-child { padding-top: 8px; }
  .workflow article { min-height: 205px; }
  .workflow article > span { margin-bottom: 44px; }
  .core-card { min-height: 460px; }
  .speaker-visual { width: 200px; height: 200px; }
  .speaker-visual i:nth-child(3) { inset: 86px; }
  .preamp-visual { grid-template-columns: auto 34px 1fr 34px auto; gap: 8px; }
  .preamp-visual i { width: 34px; height: 34px; }
  .community-track article { min-height: 200px; }
  .site-footer nav { display: grid; grid-template-columns: repeat(2, 1fr); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}