/* Siteatelier Design Engine — shared section styles. Tokens come from the preset. */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font-text);
  font-size: 1.0625rem;
  line-height: 1.55;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "ss01" 0, "kern" 1;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link {
  position: absolute; left: var(--gutter); top: -4rem;
  background: var(--ink); color: var(--bg-elevated, var(--paper));
  padding: 0.5rem 0.75rem; z-index: 80;
}
.skip-link:focus { top: 0.5rem; }
.container { width: min(var(--container), 100%); margin-inline: auto; padding-inline: var(--gutter); }
.measure { max-width: var(--measure); }
.kicker, .meta, .credit, .label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
}
h1, h2, h3, .display {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.04;
  margin: 0;
  text-wrap: balance;
}
h1 { font-size: clamp(2.75rem, 7.2vw, 6.5rem); }
h2 { font-size: clamp(1.8rem, 3.4vw, 3.25rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.75rem); letter-spacing: -0.02em; }
p { margin: 0 0 1em; }
p:last-child { margin-bottom: 0; }
.lead { font-size: clamp(1.15rem, 1.6vw, 1.45rem); line-height: 1.4; max-width: var(--measure); }

/* Buttons — sharp, not pill */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 0.6rem;
  min-height: 2.85rem;
  padding: 0.7rem 1.15rem;
  border: 1px solid var(--ink);
  background: var(--ink);
  color: var(--paper);
  text-decoration: none;
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: -0.01em;
  border-radius: var(--radius);
  cursor: pointer;
  transition: background 160ms ease, color 160ms ease, border-color 160ms ease;
}
.btn:hover { background: var(--accent); border-color: var(--accent); color: var(--paper); }
.btn--ghost {
  background: transparent; color: var(--ink);
}
.btn--ghost:hover { background: var(--ink); color: var(--paper); }
.btn--on-dark {
  background: var(--paper); color: var(--bg-deep, var(--ink)); border-color: var(--paper);
}
.btn--on-dark:hover { background: transparent; color: var(--paper); }

/* NAV — always a real bar so the wordmark is never clipped or lost on a bright photo */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: space-between;
  gap: 1rem;
  min-height: calc(3.5rem + env(safe-area-inset-top, 0px));
  padding-top: max(0.7rem, env(safe-area-inset-top, 0px));
  padding-bottom: 0.7rem;
  padding-left: max(var(--gutter), env(safe-area-inset-left, 0px));
  padding-right: max(var(--gutter), env(safe-area-inset-right, 0px));
  box-sizing: border-box;
  overflow: visible;
  color: var(--ink-on-deep, #f3f5f6);
  background: rgba(12, 16, 18, 0.72);
  backdrop-filter: saturate(1.1) blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background 200ms ease, color 200ms ease, border-color 200ms ease;
}
.site-header.is-scrolled {
  background: color-mix(in srgb, var(--bg) 94%, transparent);
  color: var(--ink);
  border-bottom-color: var(--line);
}
.site-header.is-open {
  background: var(--bg-deep, #12181b);
  color: var(--ink-on-deep, #f3f5f6);
  border-bottom-color: transparent;
}
.logo {
  font-family: var(--font-display);
  font-size: 1.05rem;
  letter-spacing: -0.03em;
  text-decoration: none;
  display: flex; flex-direction: column; justify-content: center;
  gap: 0.15rem; line-height: 1.15;
  flex: 0 1 auto;
  min-width: 0;
  padding: 0.1rem 0;
}
.logo small { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.12em; text-transform: uppercase; opacity: 0.8; line-height: 1.3; }
.nav-desktop { display: flex; gap: 1.5rem; align-items: center; }
.nav-desktop a { text-decoration: none; font-family: var(--font-display); font-size: 0.95rem; letter-spacing: -0.01em; }
.nav-desktop a:hover { text-decoration: underline; text-underline-offset: 0.3em; }
.nav-toggle {
  display: none; width: 2.75rem; height: 2.75rem;
  border: 1px solid currentColor; background: transparent; color: inherit; cursor: pointer;
  border-radius: 0; position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  display: block; width: 1.05rem; height: 1px; background: currentColor; position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
}
.nav-toggle span::before, .nav-toggle span::after { content: ""; }
.nav-toggle span::before { transform: translate(-50%, -5px); }
.nav-toggle span::after { transform: translate(-50%, 5px); }
.site-header.is-open .nav-toggle span { background: transparent; }
.site-header.is-open .nav-toggle span::before { transform: translate(-50%, 0) rotate(45deg); }
.site-header.is-open .nav-toggle span::after { transform: translate(-50%, 0) rotate(-45deg); }
.nav-panel {
  display: none; position: fixed; inset: 0; background: var(--bg-deep, var(--ink)); color: var(--ink-on-deep, var(--paper));
  z-index: 45; padding: 6rem var(--gutter) 2rem;
}
.site-header.is-open + .nav-panel, .nav-panel.is-open { display: flex; flex-direction: column; gap: 0.4rem; }
.nav-panel a {
  font-family: var(--font-display); font-size: clamp(2rem, 8vw, 3.5rem);
  text-decoration: none; letter-spacing: -0.03em; line-height: 1.05;
  border-bottom: 1px solid color-mix(in srgb, currentColor 20%, transparent);
  padding: 0.45rem 0;
}
@media (max-width: 899px) {
  .nav-desktop { display: none; }
  .nav-toggle { display: inline-block; }
}

/* HERO */
.hero {
  position: relative; min-height: 100svh; color: var(--ink-on-deep, #fff);
  display: grid; align-items: end; overflow: hidden;
  background: var(--bg-deep, #111);
}
.hero__media { position: absolute; inset: 0; }
.hero__media img {
  width: 100%; height: 100%; object-fit: cover;
  transform: scale(1.04);
  animation: heroBreath 28s ease-in-out alternate infinite;
}
.hero__scrim {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(10,14,16,0.78) 0%, rgba(10,14,16,0.28) 42%, rgba(10,14,16,0.38) 100%);
  pointer-events: none;
}
.hero__inner {
  position: relative; z-index: 1;
  padding: 6.5rem var(--gutter) clamp(2rem, 6vh, 4.5rem);
  display: grid; gap: 1.25rem;
  max-width: 54rem;
}
.hero__cta { display: flex; gap: 0.8rem; flex-wrap: wrap; align-items: center; margin-top: 0.4rem; }
.hero__credit {
  position: absolute; z-index: 2;
  margin: 0;
  font-family: var(--font-mono);
  font-size: 0.65rem; letter-spacing: 0.1em; text-transform: uppercase;
  opacity: 0.8;
  right: max(var(--gutter), 1.25rem);
  bottom: 1.25rem;
  writing-mode: vertical-rl; transform: rotate(180deg);
  max-height: 36vh;
}
@media (max-width: 899px) {
  .hero__credit {
    writing-mode: horizontal-tb;
    transform: none;
    left: var(--gutter);
    right: var(--gutter);
    bottom: 0.7rem;
    text-align: right;
    max-height: none;
    line-height: 1.3;
  }
  .hero__inner { padding-bottom: 7.5rem; }
}
@media (prefers-reduced-motion: reduce) {
  .hero__media img { animation: none; transform: none; }
  html { scroll-behavior: auto; }
}
@keyframes heroBreath { from { transform: scale(1.02); } to { transform: scale(1.07); } }

/* EDITORIAL */
.editorial { padding: var(--space-9) 0; }
.editorial__grid {
  display: grid; grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr); gap: 4vw;
  align-items: start;
}
.editorial .kicker { margin-bottom: 1rem; }
@media (max-width: 799px) { .editorial__grid { grid-template-columns: 1fr; gap: 1.25rem; } }

/* SERVICES — typographic index, not card grid */
.services { padding: var(--space-9) 0; border-top: 1px solid var(--line); }
.services__head { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; margin-bottom: var(--space-7); }
.service-row {
  display: grid; grid-template-columns: 5.5rem 1fr 2fr; gap: 1.25rem;
  padding: 1.35rem 0; border-top: 1px solid var(--line);
  align-items: start;
}
.service-row h3 { font-size: clamp(1.35rem, 2.2vw, 1.85rem); }
.service-row .idx { font-family: var(--font-mono); font-size: 0.75rem; color: var(--muted); padding-top: 0.45rem; }
@media (max-width: 799px) {
  .services__head, .service-row { grid-template-columns: 1fr; gap: 0.6rem; }
}

/* PROJECT SHOWCASE */
.showcase { padding: var(--space-9) 0; }
.showcase__item {
  display: grid; grid-template-columns: 1.3fr 0.9fr; gap: var(--gutter);
  align-items: end; margin-bottom: var(--space-9);
}
.showcase__item:nth-child(even) { grid-template-columns: 0.9fr 1.3fr; }
.showcase__item:nth-child(even) .showcase__text { order: -1; }
.showcase figure { margin: 0; }
.showcase img { width: 100%; height: auto; min-height: 18rem; aspect-ratio: 4 / 5; object-fit: cover; display: block; }
.showcase__item:nth-child(odd) img { aspect-ratio: 16 / 11; }
.showcase figcaption { margin-top: 0.6rem; }
.showcase__text h2 { margin: 0.4rem 0 1rem; }
@media (max-width: 799px) {
  .showcase__item, .showcase__item:nth-child(even) { grid-template-columns: 1fr; }
  .showcase__item:nth-child(even) .showcase__text { order: 0; }
  .showcase img, .showcase__item:nth-child(odd) img { aspect-ratio: 4 / 3; }
}

/* BEFORE / AFTER */
.before-after { padding: var(--space-9) 0; border-top: 1px solid var(--line); }
.ba-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.ba-grid figure { margin: 0; background: var(--bg-elevated, var(--paper)); }
.ba-grid img { width: 100%; height: 22rem; aspect-ratio: 4 / 3; object-fit: cover; display: block; }
.ba-grid figcaption { padding: 0.7rem 0.85rem 1rem; }
@media (max-width: 699px) { .ba-grid { grid-template-columns: 1fr; } }

/* PROCESS */
.process { padding: var(--space-9) 0; background: var(--bg-deep, var(--ink)); color: var(--ink-on-deep, var(--paper)); }
.process .kicker { color: var(--muted-on-deep, var(--muted)); }
.process ol { list-style: none; margin: var(--space-7) 0 0; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.process li { border-top: 1px solid var(--line-on-deep, color-mix(in srgb, currentColor 25%, transparent)); padding-top: 1rem; }
.process .n { font-family: var(--font-mono); font-size: 0.75rem; display: block; margin-bottom: 0.8rem; opacity: 0.7; }
@media (max-width: 899px) { .process ol { grid-template-columns: 1fr 1fr; } }
@media (max-width: 549px) { .process ol { grid-template-columns: 1fr; } }

/* TESTIMONIALS — typographic, not card carousel */
.quotes { padding: var(--space-9) 0; }
.quotes blockquote {
  margin: 0; font-family: var(--font-display);
  font-size: clamp(1.5rem, 3vw, 2.35rem); line-height: 1.2; letter-spacing: -0.03em;
  max-width: 40rem;
}
.quotes footer { margin-top: 1.25rem; }

/* CTA */
.cta { padding: var(--space-9) var(--gutter); background: var(--accent); color: var(--paper); }
.cta h2 { max-width: 18ch; }
.cta p { max-width: var(--measure); margin: 1rem 0 1.5rem; }
.cta .btn { background: var(--paper); color: var(--ink); border-color: var(--paper); }
.cta .btn:hover { background: transparent; color: var(--paper); border-color: var(--paper); }

/* FOOTER */
.site-footer { padding: var(--space-8) 0 var(--space-6); border-top: 1px solid var(--line); }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.site-footer a { text-decoration: underline; text-underline-offset: 0.2em; }
.site-footer .fine { margin-top: var(--space-7); font-size: 0.8rem; color: var(--muted); }
@media (max-width: 799px) { .site-footer__grid { grid-template-columns: 1fr; } }

/* LEGAL PAGES */
.page-main { padding: 8rem var(--gutter) 5rem; max-width: 46rem; }

/* Form */
.form { display: grid; gap: 0.9rem; max-width: 28rem; }
.form label { display: grid; gap: 0.3rem; font-family: var(--font-display); font-size: 0.95rem; }
.form input, .form textarea, .form select {
  font: inherit; border: 1px solid var(--line); background: var(--paper); color: var(--ink);
  padding: 0.7rem 0.75rem; border-radius: 0; min-height: 2.75rem;
}
.form input:focus, .form textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }

.notice {
  font-family: var(--font-mono); font-size: 0.72rem; letter-spacing: 0.04em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 1rem;
}

/* FAQ — typographic, native disclosure, no accordion cards */
.faq { padding: var(--space-9) 0; }
.faq h2 { margin-bottom: 2rem; max-width: 18ch; }
.faq details {
  border-top: 1px solid var(--line);
  padding: 1rem 0;
}
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary {
  font-family: var(--font-display);
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  align-items: baseline;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--font-mono); font-size: 1rem; }
.faq details[open] summary::after { content: "\2013"; }
.faq details p { margin: 0.75rem 0 0.4rem; max-width: var(--measure); }

/* REGION */
.region { padding: var(--space-9) 0; background: var(--bg-deep, #101214); color: var(--ink-on-deep, #eef1f3); }
.region h2 { max-width: 16ch; }
.region .lead { max-width: var(--measure); margin: 1rem 0 2rem; }
.region ul {
  list-style: none; padding: 0; margin: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.2rem 2rem;
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 3vw, 2rem);
  letter-spacing: -0.03em;
}
@media (max-width: 799px) { .region ul { grid-template-columns: 1fr 1fr; } }

/* TRUST — typographic, not star badges */
.trust { padding: var(--space-8) 0; }
.trust .notice { max-width: 48rem; }
.trust ul { list-style: none; padding: 0; margin: 1.5rem 0 0; display: grid; gap: 1.25rem; }
@media (min-width: 800px) { .trust ul { grid-template-columns: 1fr 1fr; gap: 1.5rem 3rem; } }
.trust li h3 { font-family: var(--font-display); font-size: 1.2rem; letter-spacing: -0.02em; margin: 0 0 0.35rem; }

/* Sticky mobile call */
.sticky-call {
  display: none;
  position: fixed; z-index: 60;
  right: max(var(--gutter), env(safe-area-inset-right, 0px));
  bottom: max(1rem, env(safe-area-inset-bottom, 0px));
  background: var(--accent); color: var(--paper);
  text-decoration: none;
  font-family: var(--font-display);
  letter-spacing: -0.02em;
  padding: 0.85rem 1.15rem;
  min-height: 2.75rem;
  border: 1px solid var(--accent);
}
@media (max-width: 899px) {
  .sticky-call { display: inline-flex; align-items: center; gap: 0.5rem; }
  body { padding-bottom: 5rem; }
}
.demo-flag {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.cta { display: grid; gap: 2rem; }
@media (min-width: 900px) {
  .cta { grid-template-columns: 1fr 1fr; align-items: start; }
}
.form-note { font-size: 0.85rem; margin-top: 0.6rem; opacity: 0.85; }
.form-success { font-family: var(--font-display); margin-top: 1rem; }