/* neurendal — single stylesheet. Tokens per design handoff. */

@font-face {
  font-family: "Hanken Grotesk";
  src: url("../fonts/HankenGrotesk-var.woff2") format("woff2");
  font-weight: 400 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "Space Mono";
  src: url("../fonts/SpaceMono-400.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

:root {
  --bg: #0B0B0C;
  --heading: #FFFFFF;
  --body: #EDEDED;
  --muted-55: rgba(237, 237, 237, 0.55);
  --muted-50: rgba(237, 237, 237, 0.5);
  --muted-45: rgba(237, 237, 237, 0.45);
  --muted-62: rgba(237, 237, 237, 0.62);
  --hairline: rgba(237, 237, 237, 0.12);
  --accent: #2563EB;
  --accent-light: #6B99F2;
  --sans: "Hanken Grotesk", system-ui, sans-serif;
  --mono: "Space Mono", ui-monospace, monospace;
}

html {
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--body);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}
::selection {
  background: var(--accent);
  color: #FFFFFF;
}

a {
  color: var(--accent);
  text-decoration: none;
  text-underline-offset: 0.22em;
  text-decoration-thickness: 1px;
  transition: text-decoration-color 0.18s ease, opacity 0.18s ease;
}
a:hover {
  text-decoration: underline;
}
a:focus-visible,
.work-toggle:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

/* Layout */
.page {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 0 24px;
  box-sizing: border-box;
}
.wrap {
  width: 100%;
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  flex: 1;
}
main {
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* Header */
header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 0 0;
  flex-wrap: wrap;
}
.wordmark {
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--heading);
  line-height: 26px;
}
.nav-group {
  display: flex;
  align-items: baseline;
  gap: 24px;
  flex-wrap: wrap;
}
nav[aria-label] {
  display: flex;
  gap: 24px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0.01em;
}
nav a {
  color: var(--accent-light);
}
.lang-switch {
  display: flex;
  gap: 10px;
  align-items: baseline;
  border-left: 1px solid var(--hairline);
  padding-left: 24px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
}
.lang-switch a {
  color: var(--accent-light);
}
.lang-switch [aria-current] {
  color: var(--muted-50);
}

/* Hero */
.hero {
  padding: 14vh 0 16vh;
  max-width: 820px;
}
.hero .mark {
  height: 56px;
  width: auto;
  display: block;
  margin: 0 0 44px;
  color: var(--accent);
}
h1 {
  margin: 0;
  font-weight: 700;
  font-size: clamp(40px, 7.6vw, 88px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--heading);
  text-wrap: balance;
}
.lead {
  margin: 32px 0 0;
  max-width: 56ch;
  font-size: clamp(17px, 2vw, 21px);
  line-height: 1.55;
  color: var(--body);
  text-wrap: pretty;
}

/* Sections */
section {
  border-top: 1px solid var(--hairline);
  padding-top: 56px;
  padding-bottom: 16vh;
}
section:last-of-type {
  padding-bottom: 12vh;
}
.eyebrow {
  margin: 0 0 40px;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted-50);
}

/* Manifesto */
.manifesto {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 28px;
  max-width: 64ch;
}
.manifesto li {
  font-size: clamp(21px, 3vw, 30px);
  line-height: 1.32;
  font-weight: 600;
  color: var(--heading);
  letter-spacing: -0.015em;
  text-wrap: pretty;
}

/* Work accordion */
.work-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0;
}
.work-list > li {
  border-bottom: 1px solid var(--hairline);
}
.work-list h3 {
  margin: 0;
}
.work-toggle {
  width: 100%;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 6px 24px;
  padding: 22px 0;
  min-height: 44px;
}
.work-title {
  font-size: clamp(24px, 3.4vw, 34px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--heading);
}
.work-meta {
  display: flex;
  align-items: baseline;
  gap: 16px;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.06em;
  white-space: nowrap;
  color: var(--muted-55);
}
.work-toggle:hover .work-title,
.work-toggle:hover .work-meta {
  color: var(--accent-light);
}
.work-glyph {
  display: inline-block;
  width: 1em;
  color: var(--accent-light);
  transform: rotate(0deg);
  transition: transform 0.3s ease;
}
.work-toggle[aria-expanded="true"] .work-glyph {
  transform: rotate(45deg);
}
.work-panel {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  visibility: hidden;
  transition: max-height 0.32s ease, opacity 0.28s ease, visibility 0.32s ease;
}
.work-list > li.open .work-panel {
  opacity: 1;
  visibility: visible;
}
.work-body {
  max-width: 60ch;
  padding: 0 0 30px;
}
.work-body p {
  margin: 0 0 18px;
  font-size: 17px;
  line-height: 1.6;
  color: var(--body);
}
.work-role {
  margin: 0;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted-45);
}
.work-body .work-role {
  margin: 0;
}
.work-link {
  margin: 18px 0 0;
  font-size: 16px;
}
.work-link a,
.work-note a {
  color: var(--accent-light);
}
.work-note {
  margin: 28px 0 0;
  font-size: 16px;
  line-height: 1.6;
  color: var(--muted-62);
  max-width: 52ch;
}

/* Contact */
.contact-email {
  margin: 0;
  font-size: clamp(28px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
}
.contact-follow {
  margin: 28px 0 0;
  font-size: 17px;
  line-height: 1.6;
  color: var(--body);
  max-width: 48ch;
}
.contact-follow a {
  color: var(--accent-light);
}

/* Footer */
footer {
  border-top: 1px solid var(--hairline);
  padding: 28px 0 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 32px;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--muted-50);
}

/* 404 */
.notfound {
  border-top: 0;
  padding-top: 0;
}

@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}