/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg:          #ffffff;
  --fg:          #0a0a0a;
  --fg-muted:    #5c5c5c;
  --border:      #ddd;
  --accent:      #C83E1F;  /* rgb(200, 62, 31) */
  --font-serif:  'IBM Plex Serif', serif;
  --font-mono:   'IBM Plex Mono', monospace;
  --font-sans:   'IBM Plex Sans', 'Helvetica Neue', Arial, sans-serif;
  --nav-h:       68px;
  --max-w:       1320px;
  --pad-x:       clamp(1.5rem, 5vw, 5rem);
  --gap:         clamp(5rem, 9vw, 10rem);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--fg);
  line-height: 1.6;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}

/* ── Orange accent ── */
.accent { color: var(--accent); }

/* ── Shared ── */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: var(--pad-x);
}

.section-pad { padding-block: var(--gap); }

.eyebrow {
  display: inline-block;
  font-family: var(--font-sans);
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 1.75rem;
}

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 6.5vw, 8rem);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: -0.01em;
  margin-bottom: clamp(1.25rem, 2.5vw, 2.5rem);
  transform: scaleX(0.72);
  transform-origin: left top;
}

/* ── Buttons ── */
.btn-primary {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: var(--fg);
  color: var(--bg);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 1.5px solid var(--fg);
  transition: opacity 0.18s;
  white-space: nowrap;
}
.btn-primary:hover { opacity: 0.7; }

.btn-ghost {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: transparent;
  color: var(--fg);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-decoration: none;
  border: 1.5px solid var(--fg);
  transition: background 0.18s, color 0.18s;
  white-space: nowrap;
}
.btn-ghost:hover { background: var(--fg); color: var(--bg); }

/* ── Nav ── */
.nav {
  position: fixed;
  inset: 0 0 auto;
  z-index: 200;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-inline: var(--pad-x);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}

/* Narrow serif logotype — early-brand wordmark treatment */
.nav-logo {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg);
  text-decoration: none;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-links a {
  font-size: 0.76rem;
  font-weight: 400;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.18s;
}
.nav-links a:hover { color: var(--fg); }

.nav-cta {
  font-weight: 600 !important;
  color: var(--bg) !important;
  background: var(--fg);
  padding: 0.4rem 1.1rem;
  border: 1.5px solid var(--fg);
  transition: opacity 0.18s !important;
}
.nav-cta:hover { opacity: 0.7 !important; }

.nav-cta-outline {
  font-weight: 600 !important;
  color: var(--fg) !important;
  padding: 0.4rem 1.1rem;
  border: 1.5px solid var(--fg);
  transition: background 0.18s, color 0.18s !important;
}
.nav-cta-outline:hover { background: var(--fg); color: var(--bg) !important; }

.nav-burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-burger span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--fg);
  transition: transform 0.22s;
}

/* ── Hero ── */
.hero {
  min-height: 100svh;
  display: grid;
  /* Cover takes most of the width */
  grid-template-columns: 22fr 78fr;
  align-items: center;
  padding-top: var(--nav-h);
}

.hero-text {
  padding: clamp(3rem, 5vw, 5rem) clamp(1rem, 2vw, 2rem) clamp(3rem, 5vw, 5rem) var(--pad-x);
  display: flex;
  flex-direction: column;
}

.hero-heading {
  font-family: var(--font-serif);
  font-size: clamp(3rem, 6.5vw, 8rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.1;
  margin-bottom: clamp(1.25rem, 2.5vw, 2.5rem);
  transform: scaleX(0.72);
  transform-origin: left top;
}

.hero-tagline {
  font-family: var(--font-serif);
  font-size: clamp(1.05rem, 1.6vw, 1.45rem);
  font-weight: 300;
  font-style: italic;
  color: var(--fg-muted);
  line-height: 1.45;
  margin-bottom: 1.5rem;
}

.hero-body {
  font-size: clamp(0.95rem, 1.1vw, 1.05rem);
  color: var(--fg-muted);
  line-height: 1.85;
  max-width: 38ch;
  margin-bottom: 2.5rem;
}

.hero-ctas {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

/*
  hero-image: overflow MUST stay visible — the PNG has its drop-shadow baked
  into the alpha channel. Any overflow:hidden ancestor will clip it.
  Generous padding-bottom gives the shadow room below the canvas.
*/
.hero-image {
  height: 100%;
  min-height: calc(100svh - var(--nav-h));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  padding: 2rem 4rem 8rem 0;
}

.book-wrapper {
  overflow: visible;
  width: 100%;
  /* Entry animation + parallax applied entirely via JS */
}

.book-cover {
  width: 100%;
  height: auto;
  display: block;
}

/* ── About ── */
.about-grid {
  display: grid;
  grid-template-columns: 4fr 6fr;
  gap: 5rem;
  align-items: start;
  margin-bottom: clamp(4rem, 7vw, 7rem);
}

.about-body p {
  font-size: clamp(1.05rem, 1.3vw, 1.2rem);
  color: var(--fg-muted);
  line-height: 1.85;
  margin-bottom: 1.3rem;
}
.about-body p:last-child { margin-bottom: 0; }

/* Swiss stat block — Cormorant numerals at massive scale */
.stat-blocks {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1.5px solid var(--fg);
}

.stat-block {
  padding: clamp(2rem, 4vw, 4rem) clamp(2rem, 4vw, 4rem) clamp(2rem, 4vw, 4rem) 0;
  border-right: 1px solid var(--border);
}
.stat-block:last-child {
  border-right: none;
  padding-left: clamp(2rem, 4vw, 4rem);
  padding-right: 0;
}

.stat-num {
  display: block;
  font-family: var(--font-serif);
  font-size: clamp(6rem, 13vw, 16rem);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 0.65rem;
  padding-bottom: 0.15rem;
}

.stat-label {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 1.5rem;
}

.stat-body {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 42ch;
}

/* ── Spreads — shown at full natural (4:3) size ── */
.spread-section {
  padding-top: clamp(1.5rem, 2.5vw, 2.5rem);
  padding-bottom: 0;
}

.spread-section .container { padding-bottom: 0; }

/* Entry animation: slight scale + fade up */
.spread-img-wrap {
  overflow: visible;
  padding-bottom: clamp(2rem, 3.5vw, 3.5rem);
  opacity: 0;
  transform: scale(1.015) translateY(16px);
  transition: opacity 1.1s ease, transform 1.1s cubic-bezier(0.16, 1, 0.3, 1);
}
.spread-img-wrap.is-visible {
  opacity: 1;
  transform: scale(1) translateY(0);
}

.spread-img-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

/* ── Topics ── */
.topics-intro {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 52ch;
  margin-bottom: 3.5rem;
}

.group-label {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 1.1rem;
}

.topics-list {
  list-style: none;
  border-top: 1px solid var(--border);
}

.topic-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 2rem;
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
  transition: padding-left 0.2s;
}
.topic-item:hover { padding-left: 1rem; }

.topic-num {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  padding-top: 0.55rem;
}

.topic-title {
  font-family: var(--font-serif);
  font-size: clamp(1.5rem, 2.5vw, 2.4rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.08;
  margin-bottom: 0.7rem;
}

.topic-desc {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 60ch;
}

.secondary-topics {
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--border);
}

.secondary-topics li {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
  font-size: 1rem;
}

.secondary-num {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  flex-shrink: 0;
  min-width: 2.2rem;
}

/* ── People / Contribute ── */
.contribute-intro {
  font-size: clamp(1.05rem, 1.4vw, 1.2rem);
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 60ch;
  margin-bottom: clamp(3rem, 6vw, 5rem);
}

.people-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1.5px solid var(--fg);
}

.person-card {
  padding: 4rem 5rem 4rem 0;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.person-card:last-child {
  border-right: none;
  padding: 4rem 0 4rem 5rem;
}

/* Photo shapes */
.person-photo {
  width: 180px;
  height: 180px;
  background: #e8e8e8;
  flex-shrink: 0;
  display: block;
  object-fit: cover;
}

/* Rhombus — rotate a square via clip-path */
.person-photo--rhombus {
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
  background: #d4d4d4;
  /* Scale up so the diamond fills more space after clipping */
  width: 200px;
  height: 200px;
}

/* Circle */
.person-photo--circle {
  border-radius: 50%;
  background: #d4d4d4;
}

/* Hexagon */
.person-photo--hexagon {
  clip-path: polygon(25% 0%, 75% 0%, 100% 50%, 75% 100%, 25% 100%, 0% 50%);
  background: #d4d4d4;
}

/* Pentagon */
.person-photo--pentagon {
  clip-path: polygon(50% 0%, 100% 38%, 82% 100%, 18% 100%, 0% 38%);
  background: #d4d4d4;
}

/* Squircle */
.person-photo--squircle {
  border-radius: 32%;
  background: #d4d4d4;
}

/* Octagon */
.person-photo--octagon {
  clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
  background: #d4d4d4;
}


.person-initials {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 400;
  color: #999;
  letter-spacing: 0.04em;
}

.person-name {
  font-family: var(--font-serif);
  font-size: clamp(2rem, 3.2vw, 3.5rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1;
  margin-bottom: 0.4rem;
}

.person-role {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 1.25rem;
}

.person-bio {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.8;
  max-width: 44ch;
}

.person-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
  margin-top: 0.5rem;
}

.person-link {
  font-size: 0.88rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.18s;
}
.person-link:hover { color: var(--accent); }

/* ── Contact block ── */
.contact-block {
  margin-top: 4rem;
  border-top: 1px solid var(--border);
  padding-top: 3rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.contact-label {
  display: block;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 0.6rem;
}

.contact-email {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--fg);
  text-decoration: none;
  transition: color 0.18s;
}
.contact-email:hover { color: var(--accent); }

/* ── Footer ── */
.footer {
  border-top: 1px solid var(--border);
  padding-block: clamp(2.5rem, 5vw, 4rem);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: start;
  gap: 2rem;
}

.footer-brand { display: flex; flex-direction: column; gap: 0.5rem; }

.footer-logo {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.footer-tagline {
  font-size: 0.72rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.35rem 1.5rem;
}

.footer-nav a {
  font-size: 0.76rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.18s;
}
.footer-nav a:hover { color: var(--fg); }

.footer-copy {
  font-size: 0.72rem;
  color: var(--fg-muted);
  text-align: right;
  line-height: 1.6;
}

/* ── Section spacing overrides ── */
/* About: tighter bottom — spread follows */
.about.section-pad { padding-bottom: clamp(1.5rem, 2.5vw, 2.5rem); }

/* Topics: tighter top and bottom — spread on each side */
.topics.section-pad {
  padding-top: clamp(2rem, 3.5vw, 4rem);
  padding-bottom: clamp(2rem, 3.5vw, 4rem);
}

/* Contribute: tighter top — spread precedes it */
.contribute.section-pad { padding-top: clamp(2rem, 3.5vw, 4rem); }

/* Keep '26 attached to Machinae — no orphaned year on its own line */
.hero-heading .accent { white-space: nowrap; }

/* ── Condensed serif on all display headings (scaleX = true narrow) ── */
.stat-num {
  transform: scaleX(0.72);
  transform-origin: left top;
}

.topic-title {
  display: block;
  transform: scaleX(0.78);
  transform-origin: left top;
}

.person-name {
  display: block;
  transform: scaleX(0.78);
  transform-origin: left top;
}

/*
  Composited reveal for elements that have BOTH scaleX and the reveal animation.
  Generic .reveal uses transform: translateY — this would wipe the scaleX.
  These overrides preserve scaleX throughout the transition.
*/
.hero-heading.reveal,
.section-heading.reveal {
  opacity: 0;
  transform: scaleX(0.72) translateY(20px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.hero-heading.reveal.visible,
.section-heading.reveal.visible {
  opacity: 1;
  transform: scaleX(0.72) translateY(0);
}

/* ── Scroll reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ── Responsive ── */
@media (max-width: 980px) {
  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
    padding-top: var(--nav-h);
  }
  .hero-text   { padding: 3rem var(--pad-x) 1.5rem; }
  .hero-image  { min-height: auto; padding: 0 var(--pad-x) 4rem; justify-content: flex-start; align-items: flex-start; order: -1; }
  .book-cover  { max-width: 70vw; }

  .about-grid  { grid-template-columns: 1fr; gap: 2rem; }

  .stat-blocks             { grid-template-columns: 1fr; }
  .stat-block              { border-right: none; padding-left: 0; padding-right: 0; border-bottom: 1px solid var(--border); }
  .stat-block:last-child   { border-bottom: none; padding-left: 0; }

  .secondary-topics        { grid-template-columns: 1fr; }

  .people-grid             { grid-template-columns: 1fr; }
  .person-card             { border-right: none; padding: 3rem 0; border-bottom: 1px solid var(--border); }
  .person-card:last-child  { border-bottom: none; padding-left: 0; }

  .contact-block           { grid-template-columns: 1fr; }

.footer-inner  { grid-template-columns: 1fr; text-align: center; }
  .footer-brand  { align-items: center; }
  .footer-copy   { text-align: center; }
}

@media (max-width: 600px) {
  .nav-links {
    display: none;
    position: fixed;
    inset: var(--nav-h) 0 0;
    background: var(--bg);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    z-index: 199;
  }
  .nav-links.open { display: flex; }
  .nav-links a    { font-size: 1.4rem; color: var(--fg); }
  .nav-burger     { display: flex; }
  .nav-burger.open span:first-child { transform: translateY(6.5px) rotate(45deg); }
  .nav-burger.open span:last-child  { transform: translateY(-6.5px) rotate(-45deg); }


  .hero-ctas               { flex-direction: column; align-items: flex-start; }
  .topic-item              { grid-template-columns: 2.5rem 1fr; gap: 1rem; }
}