/* ==========================================================================
   Trame — Landing page styles
   Palette: navy #021d38, orange #fb9b37, sand #e7d5bd, sky #dbf3ff,
            olive #b1a317, walnut #7b5c3a, white #ffffff

   Layout: flexbox everywhere, widths in %, type and spacing in rem
   (relative to the browser's font size) so the page scales with the screen.
   ========================================================================== */

:root {
  --navy: #021d38;
  --navy-soft: #0a3357;
  --navy-border: #1a4a73;
  --orange: #fb9b37;
  --orange-dark: #e07f1c;
  --sand: #e7d5bd;
  --sky: #dbf3ff;
  --olive: #b1a317;
  --walnut: #7b5c3a;
  --white: #ffffff;
  --ink: #1c1d1b;
  --ink-soft: #4a453d;
  --ink-on-dark: #c9d3de;

  --bg: var(--white);
  --bg-alt: #faf6ef;
  --border: #e7e0d3;

  --font-display: var(--font-body);
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;

  --radius-sm: 0.625rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
  --radius-pill: 999rem;

  --shadow-card: 0 0.25rem 1rem rgba(2, 29, 56, 0.08);
  --shadow-lift: 0 0.75rem 2rem rgba(2, 29, 56, 0.14);
  --shadow-pop:
    0 0 0 1px rgba(251, 155, 55, 0.4),
    0 0.375rem 0.5rem rgba(2, 29, 56, 0.35),
    0 1rem 1.25rem -0.25rem rgba(2, 29, 56, 0.55),
    0.75rem 0.75rem 0 0 var(--navy);

  --gap: 1.75rem;

  /* Real values are measured by the script in index.html; these are fallbacks */
  --header-h: 4.9rem;
  --trust-h: 3.3rem;
}

/* ---------- Reset & base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 100%; }
/* In-page links land just below the sticky header (so "Le produit" returns to the very top) */
#top, main [id] { scroll-margin-top: var(--header-h); }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { font-family: var(--font-display); font-weight: 800; letter-spacing: -0.02em; line-height: 1.15; margin: 0 0 1rem; color: var(--navy); }
p { margin: 0 0 1rem; }
strong, b { font-weight: 800; }
ul { margin: 0; padding: 0; }

.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;
}

.container {
  width: min(90%, calc(100% - 3rem)); /* at least 24px of side margin on phones */
  max-width: 71.25rem;
  margin: 0 auto;
}
.section-narrow { width: 66%; margin: 0 auto; }
.center { text-align: center; }

/* ---------- Eyebrow / labels ---------- */
.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange-dark);
  margin: 0 0 0.75rem;
}
.eyebrow.center { display: block; }
.eyebrow-on-dark { color: var(--orange); }

.lead, .section-lead {
  font-size: 1.125rem;
  color: var(--ink-soft);
  width: 100%;
}
.section-lead { max-width: 80%; }
.center .section-lead, .section-lead.center { margin-left: auto; margin-right: auto; }
.on-dark { color: var(--ink-on-dark); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-pill);
  font-family: var(--font-body);
  font-weight: 800;
  font-size: 0.9375rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn-primary {
  background: var(--orange);
  color: var(--navy);
  box-shadow: var(--shadow-card);
}
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-1px); box-shadow: var(--shadow-lift); }
.btn-secondary {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-secondary:hover { background: var(--navy); color: var(--white); }
.btn-small { padding: 0.625rem 1.25rem; font-size: 0.875rem; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: #f5ece4;
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
  gap: 1.5rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.logo-icon { height: 2rem; width: auto; flex-shrink: 0; }
.logo-wordmark { height: 2rem; width: auto; }
.footer-brand .logo-icon { height: 1.75rem; }
.main-nav {
  display: flex;
  gap: 1.75rem;
  font-size: 0.9375rem;
  font-weight: 400;
}
.main-nav a { color: var(--ink-soft); }
.main-nav a:hover { color: var(--navy); }

/* ---------- Weave backgrounds ---------- */
.hero, .final-cta {
  background: var(--bg-alt) url("illustrations/trame-weave.svg") center / 62% auto repeat;
}

/* ---------- Cards on the weave (fully opaque) ---------- */
.hero-copy, .cta-card {
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-pop);
}

/* ---------- Hero ---------- */
/* Header + hero + trust strip fill exactly one screen on load */
.hero {
  display: flex;
  flex-direction: column;
  padding: 2rem 0 3.5rem;
  min-height: calc(100vh - var(--header-h) - var(--trust-h));
  min-height: calc(100svh - var(--header-h) - var(--trust-h));
}
.hero-grid { flex: 1 1 auto; }
.hero-grid {
  display: flex;
  flex-direction: row;
  flex-wrap: nowrap;
  align-items: stretch; /* text card and illustration share the same height */
  justify-content: space-between; /* the remaining 7% is the gap */
}
.hero-copy { flex: 0 0 33%; min-width: 0; padding: 2rem 1.75rem; justify-content: center; }
.hero-illustration { flex: 0 0 60%; position: relative; }
.hero h1 { font-size: clamp(1.5rem, 1.6vw + 0.75rem, 2.25rem); width: 100%; }
.hero-copy .btn { white-space: normal; text-align: center; }
.hero-illustration {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--sky);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lift);
}
/* Absolutely positioned so the image fills the row instead of dictating its height */
.hero-illustration img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }

.waitlist-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1.75rem 0 0.75rem;
}
.waitlist-form input[type="email"] {
  flex: 1 1 55%;
  min-width: 0;
  padding: 0.875rem 1.25rem;
  border-radius: var(--radius-pill);
  border: 2px solid var(--border);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  background: var(--white);
  color: var(--ink);
}
.waitlist-form .btn { flex: 1 1 auto; }
.waitlist-form input[type="email"]:focus {
  outline: none;
  border-color: var(--orange);
}
.waitlist-form-dark input[type="email"] {
  border-color: var(--navy-border);
  background: var(--navy-soft);
  color: var(--white);
}
.waitlist-form-dark input[type="email"]::placeholder { color: var(--ink-on-dark); }

.fine-print { font-size: 0.8125rem; color: var(--ink-soft); margin: 0; }

/* ---------- Trust strip ---------- */
.trust-strip {
  background: var(--navy);
  color: var(--white);
  padding: 1rem 0;
}
.trust-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.5rem;
  justify-content: center;
  font-size: 0.875rem;
  font-weight: 400;
}

/* ---------- Sections ---------- */
.section { padding: 5.5rem 0; }
.section-alt { background: var(--bg-alt); }
.section h2 { font-size: clamp(1.625rem, 2vw + 0.75rem, 2rem); }
.section-cta { margin-top: 3rem; display: flex; justify-content: center; }
.section-cta .waitlist-form { width: 60%; justify-content: center; }

/* ---------- Card rows (features, steps, security) ---------- */
.feature-grid, .steps-grid, .security-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--gap);
  margin-top: 3rem;
}
.feature-card, .step, .security-card {
  display: flex;
  flex-direction: column;
  flex: 0 1 calc((100% - 2 * var(--gap)) / 3);
}

/* ---------- Feature cards ---------- */
.feature-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.feature-illustration {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--sand);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-bottom: 1.25rem;
  aspect-ratio: 1 / 1;
}
.feature-illustration img { width: 100%; height: 100%; object-fit: cover; }
.feature-illustration .img-bottom { object-position: center bottom; }
.feature-card h3 { font-size: 1.1875rem; margin-bottom: 0.5rem; }
.feature-card p { font-size: 0.9375rem; color: var(--ink-soft); margin: 0; }

/* ---------- Steps ---------- */
.step { align-items: center; text-align: center; padding: 0 2%; }
.step-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--orange);
  color: var(--navy);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.125rem;
  margin-bottom: 1rem;
}
.step h3 { font-size: 1.125rem; margin-bottom: 0.5rem; }
.step p { font-size: 0.9375rem; color: var(--ink-soft); margin: 0; }

/* ---------- Security (dark) ---------- */
.section-dark {
  background: var(--navy);
  color: var(--white);
}
.security-card {
  background: var(--navy-soft);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
}
.security-icon { font-size: 1.75rem; margin-bottom: 0.75rem; align-self: center; }
.security-card h3 { color: var(--white); font-size: 1.125rem; margin-bottom: 0.5rem; }
.security-card p { color: var(--ink-on-dark); font-size: 0.906rem; margin: 0; }

/* ---------- FAQ ---------- */
.faq-list { margin-top: 2.5rem; display: flex; flex-direction: column; gap: 0.75rem; }
.faq-item {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 1.125rem 1.5rem;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 800;
  font-size: 1rem;
  color: var(--navy);
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  font-size: 1.375rem;
  color: var(--orange-dark);
  margin-left: 1rem;
  flex-shrink: 0;
}
.faq-item[open] summary::after { content: '–'; }
.faq-item p { margin: 0.875rem 0 0; color: var(--ink-soft); font-size: 0.9375rem; }

/* ---------- Final CTA ---------- */
.final-cta .container { display: flex; justify-content: center; }
.cta-card {
  width: 70%;
  align-items: center;
  position: relative;
  /* Warm glow: an opaque radial wash inside, a pulsing halo behind (::before) */
  background: radial-gradient(ellipse at 50% 0%, #fff3e2 0%, var(--white) 70%);
}
/* The container is the stacking context, so the halo sits above the weave but below the card */
.final-cta { overflow: hidden; }
.final-cta .container { position: relative; z-index: 0; }
.cta-card::before {
  content: '';
  position: absolute;
  inset: -12%;
  z-index: -1;
  border-radius: 50%;
  background: radial-gradient(closest-side, rgba(251, 155, 55, 0.85), rgba(251, 155, 55, 0.35) 55%, rgba(219, 243, 255, 0) 100%);
  filter: blur(2rem);
  animation: cta-glow 3.5s ease-in-out infinite;
}
@keyframes cta-glow {
  0%, 100% { opacity: 0.7; transform: scale(0.97); }
  50%      { opacity: 1;   transform: scale(1.04); }
}
@media (prefers-reduced-motion: reduce) {
  .cta-card::before { animation: none; }
}
.final-cta h2 { font-size: clamp(1.75rem, 2vw + 0.875rem, 2.125rem); }
.final-cta .section-lead { margin-left: auto; margin-right: auto; }
.final-cta .waitlist-form { justify-content: center; width: 85%; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--navy);
  color: var(--ink-on-dark);
  padding: 2.5rem 0;
}
.footer-inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.25rem;
}
.footer-brand { display: flex; align-items: center; gap: 0.625rem; font-weight: 800; color: var(--white); }
.footer-brand p { margin: 0; font-size: 0.875rem; }
.footer-nav { display: flex; flex-wrap: wrap; gap: 1.25rem; font-size: 0.875rem; }
.footer-nav a:hover { color: var(--white); }
.footer-copyright { width: 100%; font-size: 0.78rem; margin: 0.5rem 0 0; opacity: 0.7; }

/* ---------- Legal page ---------- */
.legal-page { padding: 4rem 0 6rem; }
.legal-page .section-narrow { display: flex; flex-direction: column; }
.legal-page h1 { font-size: clamp(1.75rem, 2.5vw + 0.75rem, 2.25rem); }
.legal-page h2 { font-size: 1.375rem; margin-top: 2.5rem; }
.legal-page p, .legal-page li { color: var(--ink-soft); font-size: 0.97rem; }
.legal-page ul { margin: 0 0 1rem 1.25rem; padding: 0; }
.legal-page li { margin-bottom: 0.5rem; }
.legal-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.625rem;
  margin: 1.5rem 0 2.5rem;
  padding: 1rem;
  background: var(--bg-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}
.legal-nav a {
  font-size: 0.84rem;
  font-weight: 800;
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-pill);
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--navy);
}
.legal-nav a:hover { background: var(--sand); }
.legal-section { scroll-margin-top: 6rem; padding-top: 0.5rem; border-top: 1px solid var(--border); margin-top: 2rem; }
.legal-section:first-of-type { border-top: none; margin-top: 0; }
.back-link { align-self: flex-start; margin-bottom: 1.5rem; font-weight: 800; color: var(--navy); }
.back-link:hover { color: var(--orange-dark); }

/* ---------- Responsive ---------- */
/* iPad: the text card overlaps the top-left corner of the illustration */
@media (min-width: 641px) and (max-width: 1024px) {
  .hero-grid { justify-content: flex-start; }
  .hero-copy {
    flex: 0 0 44%;
    align-self: flex-start;
    position: relative;
    z-index: 2;
    margin-right: -8%;      /* slides over the illustration's left edge */
    margin-bottom: 3rem;    /* the illustration continues below the card */
  }
  .hero-illustration {
    flex: 1 1 0;
    margin-top: 2.5rem;     /* the card sticks out above the illustration */
  }
}
/* Short screens (small laptops): tighten the hero so the trust strip stays above the fold */
@media (min-width: 641px) and (max-height: 920px) {
  .hero { padding: 1.25rem 0 1.5rem; }
  .hero-copy { padding: 1.5rem 1.5rem; }
  .hero .eyebrow { margin-bottom: 0.5rem; }
  .hero h1 { font-size: clamp(1.4rem, 1.2vw + 0.7rem, 1.9rem); margin-bottom: 0.75rem; }
  .hero .lead { font-size: 1rem; margin-bottom: 0; }
  .hero .waitlist-form { margin: 1.25rem 0 0.5rem; gap: 0.5rem; }
  .hero .waitlist-form input[type="email"], .hero .waitlist-form .btn { padding-top: 0.7rem; padding-bottom: 0.7rem; }
}
@media (max-width: 1100px) {
  .trust-inner { gap: 0.75rem 1.5rem; font-size: 0.8125rem; }
  .main-nav { gap: 1.25rem; }
  .main-nav a { white-space: nowrap; }
}
@media (max-width: 860px) {
  .main-nav { display: none; }
}
@media (max-width: 900px) {
  .feature-card, .security-card { flex-basis: calc((100% - var(--gap)) / 2); }
  .step { flex-basis: 100%; }
  .steps-grid { gap: 2.5rem; }
  .section-narrow { width: 85%; }
  .cta-card, .section-cta .waitlist-form { width: 90%; }
}
@media (max-width: 640px) {
  .main-nav { display: none; }
  .hero, .final-cta { background-size: 150% auto; }
  .btn-small { white-space: normal; text-align: center; }
  .logo-icon, .logo-wordmark { height: 1.625rem; }
  .header-inner { gap: 0.75rem; }
  .header-inner .btn-small { padding: 0.5rem 0.875rem; font-size: 0.8125rem; max-width: 50%; }
  .section { padding: 4rem 0; }
  .feature-card, .security-card { flex-basis: 100%; }
  /* Narrow text sections keep the same side margins as every other section */
  .section-narrow { width: min(90%, calc(100% - 3rem)); }
  .cta-card, .section-cta .waitlist-form,
  .final-cta .waitlist-form, .section-lead { width: 100%; max-width: 100%; }
  .hero-copy, .cta-card { padding: 1.75rem 1.25rem; }
  /* Smaller offset shadow so the right margin doesn't look narrower than the left */
  :root {
    --shadow-pop:
      0 0 0 1px rgba(251, 155, 55, 0.4),
      0 0.25rem 0.375rem rgba(2, 29, 56, 0.3),
      0 0.75rem 1rem -0.25rem rgba(2, 29, 56, 0.5),
      0.5rem 0.5rem 0 0 var(--navy);
  }
  .hero-grid { flex-direction: column; align-items: stretch; gap: 2.5rem; }
  /* Stacked: image, then the card below it, never overlapping */
  .hero-copy { position: static; top: auto; margin: 0; }
  .hero-illustration { margin: 0; }
  .hero-copy, .hero-illustration { flex-basis: auto; }
  .hero-illustration { order: -1; }
  .hero { min-height: 0; }
  .hero-illustration img { position: static; height: auto; }
  .waitlist-form { flex-direction: column; }
  .waitlist-form input[type="email"], .waitlist-form .btn { width: 100%; flex-basis: auto; }
  .trust-inner { gap: 0.75rem 1.5rem; font-size: 0.8125rem; }
}

/* ---------- Mobile feature stack (driven by feature-stack.js) ---------- */
.stack-counter { display: none; }
@media (max-width: 640px) {
  #fonctionnalites { overflow-x: clip; } /* rotated cards must not cause sideways scroll */
  .feature-grid.is-stack {
    display: block;
    position: relative;
    width: 88%;
    margin: 3rem auto 0;
  }
  .is-stack .feature-card {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    transform-origin: 90% 90%;
    transition: transform 0.45s cubic-bezier(0.2, 0.9, 0.3, 1.15), opacity 0.3s ease;
    touch-action: pan-y; /* vertical swipes still scroll the page */
    user-select: none;
    -webkit-user-select: none;
    cursor: grab;
  }
  .is-stack .feature-card.is-dragging { transition: none; cursor: grabbing; }
  .is-stack .feature-card img { pointer-events: none; -webkit-user-drag: none; }
  .stack-counter {
    display: block;
    text-align: center;
    font-size: 0.875rem;
    color: var(--ink-soft);
    margin: 1.5rem 0 0;
  }
  .stack-counter[hidden] { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .is-stack .feature-card { transition: opacity 0.2s ease; }
}

/* ---------- 404 page ---------- */
/* The press fills the whole page area below the header; the content card sits on top of it */
.error-page {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh; /* no header on this page: the press fills the whole screen */
  min-height: 100svh;
  padding: 3rem 0;
  overflow: hidden;
}
.error-content {
  position: relative;
  z-index: 1;
  display: flex;
  min-width: 0;
}
.error-copy {
  width: 44%;
  min-width: 0;
  display: flex;
  flex-direction: column;
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-pop);
}
.error-code {
  font-size: clamp(7rem, 16vw, 13rem);
  line-height: 0.9;
  letter-spacing: -0.06em;
  margin: 0 0 1rem;
  color: var(--navy);
  text-shadow: 0.05em 0.05em 0 var(--orange);
}
.error-title { font-size: 1.375rem; font-weight: 800; color: var(--navy); margin-bottom: 0.75rem; }
.error-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-top: 0.75rem; }

/* Printing press animation, recoloured in the Trame palette */
.press * { border: 0; box-sizing: border-box; margin: 0; padding: 0; }
.press {
  --paper: var(--white);
  --paper-shade: var(--sand);
  --ink: var(--navy);
  background: var(--sky);
  position: absolute;
  inset: 0;
  overflow: hidden;
  font-size: clamp(1rem, 2vw, 1.75rem); /* scales the whole machine with the screen */
  color: var(--ink);
  line-height: 1.5;
  --press-x: 70%; /* where the machine sits: right of the card on desktop */
  --press-y: 50%;
}
.press .sheet { overflow: hidden; }
.press .sheet, .press .sheet:before, .press .roll { position: absolute; }
.press .sheet, .press .roll { top: var(--press-y); left: var(--press-x); }
.press .sheet {
  width: 4em;
  height: 6em;
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg);
}
.press .sheet:before {
  animation: print 0.5s ease-in-out infinite;
  background:
    linear-gradient(#0000 5.2em, currentColor 5.2em 5.3em, #0000 5.3em 5.5em) 0.4em 0 / 3.2em 6em,
    linear-gradient(#0000 5.5em, currentColor 5.5em 5.7em, #0000 5.7em) 0.6em 0 / 2.8em 6em,
    linear-gradient(90deg, var(--paper) 0.4em, #0000 0.4em 1.9em, var(--paper) 1.9em 2.1em, #0000 2.1em 3.6em, var(--paper) 3.6em) 0 0 / 4em 6em,
    repeating-linear-gradient(var(--paper) 0 0.4em, #0000 0.4em 5em, var(--paper) 5em 6em, #0000 6em) 0 0 / 4em 6em,
    linear-gradient(#0000 3.4em, currentColor 3.4em) 100% 0 / 50% 6em,
    repeating-linear-gradient(currentColor 0 0.2em, var(--paper) 0.2em 0.4em) 0 0 / 4em 6em;
  background-repeat: repeat-y;
  color: var(--ink);
  content: "";
  display: block;
  top: -6em;
  left: 0;
  width: 100%;
  height: calc(100% + 6em);
}
.press .sheet:nth-child(1):before,
.press .sheet:nth-child(5):before { color: var(--paper-shade); }
.press .sheet:nth-child(n + 7):nth-child(-n + 9) { height: 0.4em; }
.press .sheet:nth-child(1) {
  height: 42em;
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-17.4em, 9.4em) rotateX(-90deg);
}
.press .sheet:nth-child(3) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-2.5em, -2.5em);
}
.press .sheet:nth-child(5) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-0.5em, -0.7em) rotateX(-75deg);
}
.press .sheet:nth-child(7) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(1.7em, -1.85em) rotateX(-15deg);
}
.press .sheet:nth-child(7):before { background-position-y: 5.2em; }
.press .sheet:nth-child(8) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(1.7em, -1.5em) rotateX(15deg);
}
.press .sheet:nth-child(8):before { background-position-y: 4.8em; }
.press .sheet:nth-child(9) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(1.6em, -1.05em) rotateX(45deg);
}
.press .sheet:nth-child(9):before { background-position-y: 4.4em; }
.press .sheet:nth-child(10):before,
.press .sheet:nth-child(11):before { background-position-y: 4em; }
.press .sheet:nth-child(10) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-0.5em, 1.95em) rotateX(75deg);
}
.press .sheet:nth-child(11) {
  height: 29em;
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-2.5em, 19.25em);
}
.press .roll {
  background-color: var(--orange);
  background-image: radial-gradient(1em 2em at 0.5em 50%, var(--orange-dark) 49%, #0000 50%);
  border-radius: 0.5em 0.5em 0.5em 0.5em / 1em 1em 1em 1em;
  width: 8em;
  height: 2em;
}
.press .roll:nth-child(2) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-3em, -4.5em) skewX(-22.5deg);
}
.press .roll:nth-child(4) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-2em, -0.5em) skewX(-22.5deg);
}
.press .roll:nth-child(6) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(1em, -1em) skewX(-22.5deg);
}
.press .roll:nth-child(12) {
  transform: translate(-50%, -50%) rotateX(-45deg) rotateZ(-45deg) translate(-2em, 4.45em) skewX(-22.5deg);
}
@keyframes print {
  from { transform: translateY(0); }
  to   { transform: translateY(6em); }
}
@media (prefers-reduced-motion: reduce) {
  .press .sheet:before { animation: none; }
}
@media (max-width: 900px) {
  /* Card on top, machine below it */
  .error-page { justify-content: flex-start; }
  .error-copy { width: 100%; }
  .press { --press-x: 50%; --press-y: 78%; }
}
@media (max-width: 640px) {
  .error-page { padding: 2rem 0 3rem; min-height: 58rem; }
  .press { --press-y: 84%; }
  .error-copy { padding: 1.75rem 1.25rem; }
  .error-code { font-size: clamp(5rem, 30vw, 7rem); }
  .error-actions .btn { flex: 1 1 100%; }
}

/* ---------- Error page (5xx): paper airplane crash ---------- */
.crash-scene { position: absolute; inset: 0; background: var(--sky); }

/* The card sits above the plane, so the plane appears from behind it */
.error-copy { position: relative; z-index: 1; }

/* Plane, ground and puffs are positioned in % of the content area (card + space to its right) */
.crash-ground {
  position: absolute;
  left: 52%;
  right: 0;
  top: 97%;
  height: 0.25rem;
  border-radius: 1rem;
  background: var(--navy);
  opacity: 0.2;
}
/* Motion is split over three layers so each gets its own easing:
   .crash-x = horizontal travel, .crash-y = vertical arc (gravity) + charring, .crash-plane = pitch + impact.
   Everything shares one 7s cycle:
     0-3.15s flight (0-45%) · 3.15s impact · 3.35-4.4s dust puffs (48-63%)
     4.4-6.4s fire (63-91%) · 6.4-6.9s fire dies and the wreck fades (91-99%) · relaunch */
.crash-x, .crash-y { position: absolute; top: 0; left: 0; }
.crash-x { bottom: 0; width: 0; animation: plane-x 7s 0.3s linear infinite both; }
.crash-y {
  animation-name: plane-y, plane-char;
  animation-duration: 7s;
  animation-delay: 0.3s;
  animation-timing-function: linear;
  animation-iteration-count: infinite;
  animation-fill-mode: both;
}
/* The paper chars while it burns */
@keyframes plane-char {
  0%, 63% { filter: none; }
  72%     { filter: sepia(0.5) brightness(0.8); }
  90%     { filter: sepia(0.6) brightness(0.42); }
  100%    { filter: sepia(0.6) brightness(0.42); }
}
.crash-plane {
  position: absolute;
  left: 0;
  top: 0;
  width: clamp(4rem, 7vw, 6.5rem);
  aspect-ratio: 1;
  translate: -50% -50%;
  overflow: visible;
  filter: drop-shadow(0.4rem 0.6rem 0 rgba(2, 29, 56, 0.15));
  animation: plane-pitch 7s 0.3s linear infinite both; /* keyframes: crash-keyframes.css (generated) */
}
.crash-plane__wing { fill: var(--white); }
.crash-plane__body { fill: #fff3e2; }
.crash-plane__wing, .crash-plane__body, .crash-plane__fold {
  stroke: var(--navy);
  stroke-width: 1.5;
  stroke-linejoin: round;
}
.crash-plane__fold { fill: none; }
.crash-puff {
  position: absolute;
  left: 80%;
  top: 94%;
  width: clamp(1.25rem, 2vw, 1.75rem);
  aspect-ratio: 1;
  translate: -50% -50%;
  border-radius: 50%;
  background: var(--white);
  box-shadow: 0 0 0 0.15rem rgba(2, 29, 56, 0.12);
  opacity: 0;
  animation: puff 7s 0.3s infinite both;
}
.crash-puff--left  { --puff-x: -160%; --puff-y: -100%; }
.crash-puff--up    { --puff-x: 15%;   --puff-y: -200%; width: clamp(1.6rem, 2.6vw, 2.25rem); }
.crash-puff--right { --puff-x: 180%;  --puff-y: -90%; }

/* Impact at 3.15s (45%); the puffs rise 0.2s later (3.35s = 47.9%) and are gone by 4.4s (62.9%) */
@keyframes puff {
  0%, 47.5% { opacity: 0; transform: translate(0, 0) scale(0); }
  48.9%     { opacity: 1; transform: translate(0, 0) scale(1); animation-timing-function: ease-out; }
  62.9%     { opacity: 0; transform: translate(var(--puff-x), var(--puff-y)) scale(1.7); }
  100%      { opacity: 0; }
}

/* Fire: bursts up once the dust has settled (4.4s), flickers, then dies with the wreck */
.crash-fire {
  position: absolute;
  left: 80%;
  top: 92%;
  width: clamp(5rem, 9vw, 8rem);
  aspect-ratio: 1;
  translate: -50% -78%;          /* the base of the flames engulfs the wreck */
  transform-origin: 50% 100%;
  opacity: 0;
  animation: fire-life 7s 0.3s infinite both;
}
.crash-flame {
  position: absolute;
  left: 50%;
  bottom: 0;
  aspect-ratio: 1;
  translate: -50% 0;
  border-radius: 50% 0 50% 50%;  /* teardrop; rotated so the point faces up */
  transform-origin: 50% 70%;
  animation: flicker 0.4s ease-in-out infinite alternate;
}
.crash-flame--outer {
  width: 78%;
  background: var(--orange-dark);
  box-shadow: 0 0 1.5rem 0.4rem rgba(251, 155, 55, 0.55);
}
.crash-flame--mid  { width: 56%; background: var(--orange); animation-duration: 0.32s; animation-delay: -0.1s; }
.crash-flame--core { width: 32%; background: #ffe3a3; animation-duration: 0.26s; animation-delay: -0.2s; }
.crash-smoke {
  position: absolute;
  left: 50%;
  bottom: 70%;
  width: 42%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: rgba(2, 29, 56, 0.45);
  animation: smoke 1.4s ease-out infinite;
}
.crash-smoke--late { animation-delay: -0.7s; --smoke-drift: -60%; }

@keyframes fire-life {
  0%, 62.9% { opacity: 0; transform: scale(0); }
  66%       { opacity: 1; transform: scale(1.12); }   /* catches */
  68%       { opacity: 1; transform: scale(1); }
  88%       { opacity: 1; transform: scale(1); }
  92%       { opacity: 0.85; transform: scale(0.8); } /* dies down */
  98%, 100% { opacity: 0; transform: scale(0.3); }
}
@keyframes flicker {
  0%   { transform: rotate(-45deg) scale(1, 1); }
  50%  { transform: rotate(-40deg) scale(1.08, 0.94); }
  100% { transform: rotate(-50deg) scale(0.94, 1.1); }
}
@keyframes smoke {
  0%   { transform: translate(-50%, 0) scale(0.4); opacity: 0.7; }
  100% { transform: translate(var(--smoke-drift, 10%), -260%) scale(1.5); opacity: 0; }
}

@media (max-width: 900px) {
  .error-content { padding-bottom: 11rem; }
  .crash-x { animation-name: plane-x-stacked; }
  .crash-y { animation-name: plane-y-stacked, plane-char; }
  .crash-plane { animation-name: plane-pitch-stacked; }
  .crash-ground { left: 35%; top: 98.5%; }
  .crash-puff { left: 74%; top: 97%; }
  .crash-fire { left: 74%; top: 96%; }
}
@media (prefers-reduced-motion: reduce) {
  .crash-x { animation: none; left: 80%; }
  .crash-y { animation: none; top: 93%; }
  .crash-plane { animation: none; transform: rotate(133deg) scale(1.12, 0.6); }
  .crash-puff, .crash-fire { animation: none; }
}

/* ---------- Contact popup (contact-popup.js) ---------- */
.contact-dialog {
  padding: 0;
  border: 0;
  background: transparent;
  overflow: visible;
  max-width: 92vw;
}
.contact-dialog::backdrop {
  background: rgba(2, 29, 56, 0.55);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}
.contact-dialog[open] .e-card { animation: contact-pop 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.2); }
@keyframes contact-pop {
  from { opacity: 0; transform: translateY(1rem) scale(0.94); }
  to   { opacity: 1; transform: none; }
}

/* Card with rotating waves, after the reference, in the cream and tan tones of the palette */
.e-card {
  position: relative;
  width: min(24rem, 92vw);
  max-height: 92vh;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bg-alt);
  box-shadow: var(--shadow-pop);
  display: flex;
  flex-direction: column;
}
.e-card .wave {
  position: absolute;
  left: 0;
  top: 0;
  width: 40rem;
  height: 50rem;
  margin-left: -50%;
  margin-top: -80%;
  opacity: 0.7;
  border-radius: 40%;
  background: linear-gradient(744deg, var(--sand), #d9bf9c 60%, #f5ece4);
  animation: wave 55s infinite linear;
}
.e-card .wave:nth-child(2),
.e-card .wave:nth-child(3) { top: 22rem; }
.e-card .wave:nth-child(2) { animation-duration: 50s; }
.e-card .wave:nth-child(3) { animation-duration: 45s; }
.e-card.playing .wave { animation-duration: 3000ms; }
.e-card.playing .wave:nth-child(2) { animation-duration: 4000ms; }
.e-card.playing .wave:nth-child(3) { animation-duration: 5000ms; }
@keyframes wave {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.contact-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 2;
  width: 2.25rem;
  height: 2.25rem;
  border: 0;
  border-radius: 50%;
  background: var(--white);
  color: var(--navy);
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: var(--shadow-card);
}
.contact-close:hover { background: var(--sand); }
.contact-body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 2.25rem 1.75rem 1.75rem;
  color: var(--navy);
  overflow-y: auto; /* scrolls on short screens instead of overflowing */
}
.contact-icon { width: 3rem; height: auto; margin-bottom: 0.75rem; }
.contact-title { font-size: 1.5rem; font-weight: 800; margin: 0 0 0.375rem; }
.contact-text { font-size: 0.9375rem; margin: 0 0 1.25rem; }

.contact-form { display: flex; flex-direction: column; width: 100%; text-align: left; }
.contact-label { font-size: 0.8125rem; font-weight: 800; margin: 0 0 0.3rem 0.25rem; }
.contact-input {
  width: 100%;
  margin-bottom: 0.875rem;
  padding: 0.75rem 1.1rem;
  border: 2px solid var(--border);
  border-radius: var(--radius-pill);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  color: var(--ink);
}
.contact-textarea { border-radius: var(--radius-md); resize: vertical; min-height: 6.5rem; }
.contact-input:focus { outline: none; border-color: var(--walnut); }
.contact-send { width: 100%; margin-top: 0.25rem; }
.contact-send:disabled { opacity: 0.6; cursor: wait; }

.contact-feedback { min-height: 1.25rem; margin: 0.75rem 0 0; font-size: 0.875rem; font-weight: 800; }
.contact-feedback.is-error { color: #b3261e; }
.contact-direct { margin: 0.5rem 0 0; font-size: 0.8125rem; color: var(--ink-soft); }
.contact-address { font-weight: 800; color: var(--navy); user-select: all; word-break: break-all; }
.contact-copy {
  margin-left: 0.25rem;
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--navy);
  border-radius: var(--radius-pill);
  background: var(--white);
  color: var(--navy);
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 800;
  cursor: pointer;
}
.contact-copy:hover { background: var(--sand); }

@media (prefers-reduced-motion: reduce) {
  .e-card .wave { animation: none; }
  .contact-dialog[open] .e-card { animation: none; }
}

/* ---------- Scroll reveal for section labels and titles (reveal.js) ---------- */
/* Only applied when the script runs, so the text stays visible without JavaScript */
.reveal {
  opacity: 0;
  filter: blur(10px);
  transition: opacity 1s ease-out, filter 1s ease-out;
  will-change: opacity, filter;
}
.reveal.is-visible { opacity: 1; filter: blur(0); }

/* Section titles unfold letter by letter from a hinge at the top of each letter
   (after React Bits' FoldText: hinge top, 0.65s per letter, 45ms stagger, perspective 700px) */
.fold-word { display: inline-block; white-space: nowrap; }
.fold-seg { display: inline-block; perspective: 700px; }
.fold-piece {
  display: inline-block;
  transform-origin: 50% 0%;
  transform: rotateX(-92deg);
  opacity: 0;
  filter: brightness(0.45);                      /* crease shading while folded */
  backface-visibility: hidden;
  transition-property: transform, opacity, filter;
  transition-duration: 0.65s;
  transition-timing-function: cubic-bezier(0.215, 0.61, 0.355, 1); /* ~ GSAP power3.out */
  transition-delay: calc(var(--i) * 45ms + var(--fold-delay, 0s));
}
.fold--after-label { --fold-delay: 0.25s; }
.fold.is-visible .fold-piece { transform: none; opacity: 1; filter: none; }