:root {
  --black: #050505;
  --paper-black: #151616;
  --basalt: #3a3f3c;
  --sage: #b7c3ba;
  --mist: #d2d8d3;
  --white: #fff;
  --ink: #171a18;
  --display: "Bricolage Grotesque", Arial, sans-serif;
  --body: "Manrope", Arial, sans-serif;
  color-scheme: light dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--black);
  color: var(--mist);
  font-family: var(--body);
  font-size: 16px;
  min-width: 320px;
}
button, input { font: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }

.access-page {
  min-height: 100svh;
  padding: clamp(1.5rem, 5vw, 5rem);
  display: grid;
  place-items: stretch;
  background:
    linear-gradient(90deg, rgba(5,5,5,.99) 0%, rgba(5,5,5,.91) 54%, rgba(5,5,5,.45)),
    url("/assets/hero-basalt.jpg") right center / cover no-repeat,
    var(--black);
}
.access-panel {
  min-height: calc(100svh - clamp(3rem, 10vw, 10rem));
  display: flex;
  flex-direction: column;
}
.access-copy {
  width: min(54rem, 100%);
  margin: auto 0;
  padding: clamp(4rem, 9vh, 8rem) 0;
}
.access-copy h1 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3.2rem, 6.5vw, 7rem);
  font-weight: 300;
  letter-spacing: -.035em;
  line-height: .9;
  color: var(--mist);
}
.access-copy > p:not(.eyebrow):not(.privacy-note) {
  max-width: 38rem;
  margin: 2rem 0;
  color: rgba(210,216,211,.72);
  font-size: 1.05rem;
  line-height: 1.7;
}
.access-form {
  max-width: 43rem;
  margin-top: 2.5rem;
}
.access-form > label {
  display: block;
  margin-bottom: .7rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .16em;
  color: var(--sage);
}
.access-entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
}
.access-entry input {
  min-width: 0;
  border: 1px solid rgba(210,216,211,.45);
  border-right: 0;
  border-radius: 0;
  padding: 0 1.25rem;
  color: var(--white);
  background: rgba(5,5,5,.75);
  outline: none;
}
.access-entry input:focus {
  border-color: var(--sage);
  box-shadow: inset 0 0 0 1px var(--sage);
}
.access-entry .primary-button { min-height: 4.6rem; }
.access-message {
  min-height: 1.5rem;
  margin: .8rem 0 0;
  color: #f0a8a8;
  font-size: .85rem;
}
.access-message.notice {
  max-width: 40rem;
  color: var(--sage);
  line-height: 1.55;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 100;
  padding: .75rem 1rem;
  color: var(--black);
  background: var(--mist);
}
.skip-link:focus { top: 1rem; }

.welcome {
  min-height: 100svh;
  position: relative;
  overflow: hidden;
  padding: 3.5rem clamp(1.5rem, 5.3vw, 6rem) 3rem;
  isolation: isolate;
  background:
    radial-gradient(circle at 74% 54%, rgba(183,195,186,.10), transparent 24%),
    repeating-radial-gradient(ellipse at 20% 20%, rgba(255,255,255,.018) 0 1px, transparent 1px 4px),
    var(--black);
}
.welcome::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  background: linear-gradient(90deg, rgba(5,5,5,.98) 0%, rgba(5,5,5,.89) 47%, rgba(5,5,5,.28) 78%, rgba(5,5,5,.08));
}
.brand-bar {
  position: relative;
  z-index: 3;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid rgba(210,216,211,.17);
  padding-bottom: 1.8rem;
}
.brand {
  display: inline-flex;
  gap: .9rem;
  align-items: center;
  color: var(--mist);
}
.brand-name {
  font-family: var(--display);
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: .12em;
}
.brand-mark {
  position: relative;
  display: inline-block;
  width: 2.6rem;
  height: 2rem;
  background: url("/assets/mirrastone-monogram.png") center / contain no-repeat;
}
.brand-mark i {
  display: none;
}
.edition {
  font-size: .72rem;
  letter-spacing: .2em;
  color: rgba(210,216,211,.65);
}
.hero-material {
  position: absolute;
  z-index: -3;
  right: -7vw;
  top: 10vh;
  width: min(57vw, 920px);
  height: 100%;
  background: url("/assets/hero-basalt.jpg") center / cover no-repeat;
  clip-path: polygon(18% 0, 100% 0, 100% 100%, 0 100%, 13% 72%, 4% 43%);
  filter: contrast(1.2);
  opacity: .95;
}
.hero-material::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    repeating-radial-gradient(circle at 70% 30%, rgba(255,255,255,.08) 0 1px, transparent 2px 8px),
    linear-gradient(100deg, rgba(0,0,0,.25), transparent 70%);
  mix-blend-mode: screen;
  opacity: .28;
}
.hero-copy {
  position: relative;
  z-index: 2;
  width: min(59rem, 70vw);
  padding-top: clamp(5rem, 10vh, 9rem);
}
.eyebrow {
  margin: 0 0 1.4rem;
  font-family: var(--display);
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--sage);
}
.hero-copy h1,
.complete h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(3.8rem, 7vw, 8.25rem);
  font-weight: 300;
  letter-spacing: -.035em;
  line-height: .88;
  color: var(--mist);
}
.hero-lead {
  max-width: 39rem;
  margin: 2.6rem 0 0;
  font-size: clamp(1.2rem, 1.7vw, 1.65rem);
  line-height: 1.45;
}
.hero-context {
  max-width: 41rem;
  margin: 1.15rem 0 2.25rem;
  color: rgba(210,216,211,.67);
  line-height: 1.7;
}
.primary-button,
.secondary-button {
  border: 1px solid transparent;
  min-height: 4.6rem;
  padding: 0 1.6rem;
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  font-family: var(--display);
  font-size: .78rem;
  font-weight: 650;
  letter-spacing: .17em;
  color: var(--black);
  background: var(--mist);
  text-transform: uppercase;
  transition: background .2s, color .2s, transform .2s;
}
.primary-button:hover { background: var(--white); transform: translateY(-2px); }
.primary-button:focus-visible,
.secondary-button:focus-visible,
.text-button:focus-visible {
  outline: 2px solid var(--sage);
  outline-offset: 4px;
}
.privacy-note {
  font-size: .78rem;
  margin: 1.2rem 0 0;
  color: rgba(210,216,211,.58);
}
.privacy-note span { color: var(--sage); margin-right: .4rem; }

.survey-shell {
  min-height: 100svh;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(183,195,186,.3), transparent 38%),
    var(--mist);
}
.survey-header {
  min-height: 7rem;
  padding: 1.7rem clamp(1.25rem, 4.5vw, 5rem);
  display: grid;
  grid-template-columns: 13rem minmax(16rem, 42rem) 13rem;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  border-bottom: 1px solid rgba(58,63,60,.2);
}
.brand.compact { color: var(--basalt); }
.brand.compact .brand-mark { width: 2rem; height: 1.5rem; filter: brightness(.31); }
.brand.compact.inverse .brand-mark { filter: none; }
.progress-meta {
  display: flex;
  justify-content: space-between;
  margin-bottom: .65rem;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--basalt);
}
.progress-track {
  height: 2px;
  background: rgba(58,63,60,.2);
}
.progress-track span {
  display: block;
  width: 0;
  height: 100%;
  background: var(--black);
  transition: width .4s ease;
}
.text-button {
  justify-self: end;
  border: 0;
  background: transparent;
  color: var(--basalt);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .13em;
}
.survey-content {
  width: min(77rem, 90vw);
  margin: 0 auto;
  padding: clamp(3rem, 7vh, 6rem) 0 4rem;
  outline: none;
}
.question-index {
  float: left;
  width: 5rem;
  padding-top: .55rem;
  font-family: var(--display);
  color: rgba(58,63,60,.5);
  font-size: .8rem;
  letter-spacing: .1em;
}
.question-host,
.question-nav,
.validation-message {
  margin-left: 5rem;
}
.question-heading { max-width: 61rem; }
.question-heading h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(2.2rem, 4vw, 4.7rem);
  font-weight: 400;
  letter-spacing: -.035em;
  line-height: 1.04;
  color: var(--black);
}
.question-note {
  max-width: 47rem;
  margin: 1.2rem 0 0;
  color: var(--basalt);
  font-size: 1rem;
  line-height: 1.65;
}
.response-control { margin-top: 2.5rem; }
.option-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .75rem;
}
.option-card {
  min-height: 4.7rem;
  position: relative;
  display: grid;
  grid-template-columns: 2.2rem 1fr 1.2rem;
  align-items: center;
  gap: .8rem;
  padding: .8rem 1.1rem;
  border: 1px solid rgba(58,63,60,.28);
  background: rgba(255,255,255,.22);
  cursor: pointer;
  transition: background .15s, border-color .15s, transform .15s;
}
.option-card:hover { transform: translateY(-1px); border-color: var(--basalt); }
.option-card:has(input:checked) {
  background: var(--basalt);
  color: var(--white);
  border-color: var(--basalt);
}
.option-card input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.option-card:has(input:focus-visible) { outline: 2px solid var(--black); outline-offset: 3px; }
.option-key {
  color: rgba(58,63,60,.62);
  font-family: var(--display);
  font-size: .72rem;
}
.option-card:has(input:checked) .option-key { color: var(--sage); }
.option-indicator {
  width: 1rem;
  height: 1rem;
  border: 1px solid currentColor;
  border-radius: 50%;
}
.multi .option-indicator { border-radius: 1px; }
.option-card:has(input:checked) .option-indicator {
  background: var(--sage);
  box-shadow: inset 0 0 0 3px var(--basalt);
}
.selection-counter {
  margin: -1rem 0 1rem;
  font-size: .75rem;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--basalt);
}
.scale-labels {
  display: flex;
  justify-content: space-between;
  margin-bottom: 1rem;
  color: var(--basalt);
  font-size: .8rem;
}
.scale-control {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border: 1px solid rgba(58,63,60,.3);
}
.scale-control label { position: relative; }
.scale-control input { position: absolute; opacity: 0; }
.scale-control span {
  min-height: 5.5rem;
  display: grid;
  place-items: center;
  border-right: 1px solid rgba(58,63,60,.25);
  font-family: var(--display);
  font-size: 1.25rem;
  cursor: pointer;
}
.scale-control label:last-child span { border-right: 0; }
.scale-control input:checked + span { color: var(--white); background: var(--basalt); }
.scale-control input:focus-visible + span { outline: 2px solid var(--black); outline-offset: -4px; }
.matrix-wrap { overflow-x: auto; }
.matrix {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  text-align: center;
}
.matrix th, .matrix td { border-bottom: 1px solid rgba(58,63,60,.24); padding: 1rem .65rem; }
.matrix thead th {
  font-size: .66rem;
  line-height: 1.35;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--basalt);
}
.matrix thead th:first-child,
.matrix tbody th { text-align: left; }
.matrix tbody th { max-width: 20rem; font-weight: 500; font-size: .88rem; }
.matrix td label { display: grid; place-items: center; cursor: pointer; }
.matrix input { position: absolute; opacity: 0; }
.matrix td label > span:first-of-type {
  width: 1.15rem; height: 1.15rem;
  border: 1px solid var(--basalt); border-radius: 50%;
}
.matrix input:checked + span { background: var(--basalt); box-shadow: inset 0 0 0 3px var(--mist); }
.matrix input:focus-visible + span { outline: 2px solid var(--black); outline-offset: 3px; }
.validation-message {
  min-height: 1.7rem;
  padding: 1rem 0 0;
  color: #713029;
  font-weight: 600;
}
.question-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 2rem;
}
.secondary-button {
  min-height: 3.8rem;
  background: transparent;
  color: var(--basalt);
  border-color: rgba(58,63,60,.45);
}
.secondary-button:disabled { opacity: .3; cursor: default; }
.compact-button { min-height: 3.8rem; background: var(--black); color: var(--white); }
.compact-button:hover { color: var(--black); }
.question-enter { animation: question-in .35s ease-out; }

.complete {
  position: relative;
  isolation: isolate;
  min-height: 100svh;
  padding: 3rem clamp(1.5rem, 6vw, 7rem);
  background:
    linear-gradient(130deg, rgba(58,63,60,.86), rgba(5,5,5,.95)),
    var(--basalt);
  color: var(--mist);
}
.complete::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -2;
  background: url("/assets/human-work.jpg") center right / cover no-repeat;
  filter: grayscale(1) contrast(1.06);
}
.complete::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(5,5,5,.98) 0%, rgba(5,5,5,.88) 53%, rgba(58,63,60,.68) 100%);
}
.complete .brand { color: var(--mist); }
.complete-grid {
  min-height: calc(100svh - 9rem);
  display: grid;
  grid-template-columns: 1.35fr .65fr;
  align-items: center;
  gap: 8vw;
}
.complete h2 { font-size: clamp(3.5rem, 7vw, 7.6rem); }
.complete-copy { font-size: 1.15rem; line-height: 1.75; }
.complete-copy p + p { color: rgba(210,216,211,.7); }
.secondary-button.light { margin-top: 1.5rem; color: var(--mist); border-color: var(--mist); }

.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;
}

@keyframes question-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 880px) {
  .hero-copy { width: 100%; }
  .hero-material { width: 78vw; right: -30vw; opacity: .55; }
  .survey-header { grid-template-columns: 1fr auto; }
  .progress-wrap { grid-row: 2; grid-column: 1 / -1; }
  .text-button { grid-column: 2; grid-row: 1; }
  .option-list { grid-template-columns: 1fr; }
  .complete-grid { grid-template-columns: 1fr; padding: 5rem 0; gap: 3rem; }
}

@media (max-width: 600px) {
  .welcome { padding: 1.4rem 1.25rem 2rem; }
  .brand-bar { padding-bottom: 1rem; }
  .edition, .brand-name { display: none; }
  .hero-copy { padding-top: 11vh; }
  .hero-copy h1 { font-size: clamp(3.1rem, 15vw, 5rem); }
  .hero-context { font-size: .92rem; }
  .primary-button { width: 100%; gap: 1rem; }
  .survey-header { padding: 1.25rem; min-height: 6rem; }
  .survey-content { width: calc(100% - 2.5rem); padding-top: 2.5rem; }
  .question-index { float: none; width: auto; padding: 0 0 1rem; }
  .question-host, .question-nav, .validation-message { margin-left: 0; }
  .question-heading h2 { font-size: 2.35rem; }
  .scale-control span { min-height: 4.4rem; }
  .question-nav { gap: .75rem; }
  .question-nav button { flex: 1; padding: 0 .8rem; gap: .6rem; }
  .complete { padding: 2rem 1.25rem; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: .01ms !important;
  }
}