/* ─────────────────────────────────────────────
   AGGA · Editorial base
   ───────────────────────────────────────────── */

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

html {
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: var(--lh-normal);
  font-weight: 400;
  min-height: 100vh;
  overflow-x: hidden;
}

img, svg, video { display: block; max-width: 100%; height: auto; }
button, input, textarea, select { font: inherit; color: inherit; background: none; border: 0; }
a { color: inherit; text-decoration: none; }

::selection { background: var(--accent); color: var(--bg); }

/* ── Type primitives ──────────────────────── */

.serif  { font-family: var(--font-display); font-weight: 400; letter-spacing: var(--tr-tight); }
.sans   { font-family: var(--font-body); }
.mono   { font-family: var(--font-mono); font-variant-numeric: tabular-nums; letter-spacing: var(--tr-mono); }

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  color: var(--ink-muted);
  display: inline-flex;
  align-items: baseline;
  gap: .55em;
}
.eyebrow::before {
  content: "";
  display: inline-block;
  width: 1.6em;
  height: 1px;
  background: currentColor;
  transform: translateY(-.28em);
  opacity: .6;
}

.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: var(--tr-tight);
  line-height: var(--lh-tight);
  color: var(--ink-strong);
}

.h1 { font-size: var(--step-6); }
.h2 { font-size: var(--step-5); }
.h3 { font-size: var(--step-4); }
.h4 { font-size: var(--step-3); }
.lead {
  font-family: var(--font-body);
  font-size: var(--step-1);
  line-height: var(--lh-normal);
  color: var(--ink);
  font-weight: 400;
}
.body-muted { color: var(--ink-muted); }
.italic { font-style: italic; }

/* Small-caps figure labels */
.label {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  color: var(--ink-muted);
}

/* ── Layout containers ────────────────────── */

.page {
  width: 100%;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--page-pad);
}

.grid {
  display: grid;
  grid-template-columns: repeat(var(--col-count), 1fr);
  column-gap: var(--gutter);
  row-gap: var(--gutter);
}

.section {
  padding-block: clamp(4rem, 9vw, 9rem);
  border-top: 1px solid var(--rule);
}
.section--flush { border-top: 0; }

.rule { height: 1px; background: var(--rule); border: 0; margin-block: 0; }

/* ── Navbar ───────────────────────────────── */

.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  padding-block: 1.4rem;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: background var(--dur) var(--ease), border-color var(--dur) var(--ease), padding-block var(--dur) var(--ease);
}
.nav.is-scrolled {
  padding-block: 1rem;
  background: color-mix(in oklab, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px) saturate(140%);
  -webkit-backdrop-filter: blur(16px) saturate(140%);
  border-bottom-color: var(--rule);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: .55rem;
  color: var(--ink-strong);
  line-height: 1;
}
.brand__mark {
  font-family: var(--font-display);
  font-size: 1.5rem;
  letter-spacing: -.015em;
  line-height: 1;
}
.brand__sub {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  color: var(--ink-muted);
  line-height: 1;
}

/* Menu is the flex row that holds list + lang + cta in desktop */
.nav__menu {
  display: flex;
  align-items: center;
  gap: clamp(1.25rem, 2.8vw, 3rem);
}

.nav__list {
  list-style: none;
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.2vw, 2.2rem);
}
.nav__link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-muted);
  padding: .35rem 0;
  transition: color var(--dur-fast) var(--ease);
}
.nav__link:hover, .nav__link.is-active { color: var(--ink-strong); }

/* Divider between menu and lang */
.nav__lang {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-muted);
  display: inline-flex;
  align-items: center;
  gap: .45rem;
  padding-left: clamp(1rem, 2vw, 2rem);
  border-left: 1px solid var(--rule);
  height: 1.2rem;
}
.nav__lang a { transition: color var(--dur-fast) var(--ease); }
.nav__lang a:hover, .nav__lang a.is-active { color: var(--ink-strong); }
.nav__lang .sep { color: var(--ink-faint); font-size: .6em; }

.nav__cta {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--ink-strong);
  padding: .3rem 0;
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: .5rem;
}
.nav__cta::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: var(--accent);
  transition: transform var(--dur) var(--ease);
}
.nav__cta:hover::before { transform: scale(1.6); }
.nav__cta::after {
  content: "";
  position: absolute;
  left: 14px; right: 0;
  bottom: -.25rem;
  height: 1px;
  background: currentColor;
  opacity: 0;
  transform: scaleX(0);
  transform-origin: right;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease-out);
}
.nav__cta:hover::after { opacity: .8; transform: scaleX(1); transform-origin: left; }

/* mobile toggle */
.nav__toggle {
  display: none;
  width: 2rem; height: 2rem;
  align-items: center; justify-content: center;
  cursor: pointer;
}
.nav__toggle span {
  display: block;
  width: 1.4rem; height: 1px;
  background: var(--ink);
  position: relative;
}
.nav__toggle span::before, .nav__toggle span::after {
  content: ""; position: absolute; left: 0;
  width: 100%; height: 1px; background: var(--ink);
  transition: transform var(--dur) var(--ease);
}
.nav__toggle span::before { top: -.4rem; }
.nav__toggle span::after  { top:  .4rem; }
.nav.is-open .nav__toggle span { background: transparent; }
.nav.is-open .nav__toggle span::before { transform: translateY(.4rem) rotate(45deg); }
.nav.is-open .nav__toggle span::after  { transform: translateY(-.4rem) rotate(-45deg); }

@media (max-width: 900px) {
  .nav__toggle { display: inline-flex; }
  .nav__menu {
    position: fixed;
    inset: 0;
    background: var(--bg);
    padding: 6rem var(--page-pad) 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: stretch;
    gap: var(--sp-5);
    transform: translateY(-100%);
    transition: transform var(--dur-slow) var(--ease-out);
    z-index: -1;
  }
  .nav.is-open .nav__menu { transform: translateY(0); }
  .nav__list {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.4rem;
    font-size: var(--step-2);
  }
  .nav__list .nav__link {
    font-family: var(--font-display);
    font-size: var(--step-3);
    text-transform: none;
    letter-spacing: var(--tr-tight);
    color: var(--ink-strong);
  }
  .nav__lang {
    border-left: 0;
    padding-left: 0;
    height: auto;
    margin-top: 1.5rem;
  }
  .nav__cta { align-self: flex-start; margin-top: 1rem; }
}

/* ── Footer ───────────────────────────────── */

.footer {
  border-top: 1px solid var(--rule);
  padding-block: var(--sp-7) var(--sp-4);
  margin-top: var(--sp-7);
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr .8fr .8fr 1fr;
  column-gap: var(--gutter);
  row-gap: var(--sp-5);
}
@media (max-width: 900px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 560px) {
  .footer__grid { grid-template-columns: 1fr; }
}

.footer__brand-mark {
  font-family: var(--font-display);
  font-size: var(--step-4);
  line-height: 1;
  color: var(--ink-strong);
}
.footer__brand-sub {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  color: var(--ink-muted);
  margin-top: .8rem;
  max-width: 32ch;
}

.footer__heading {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  color: var(--ink-muted);
  margin-bottom: 1.2rem;
}
.footer__links { list-style: none; display: flex; flex-direction: column; gap: .55rem; }
.footer__links a {
  color: var(--ink);
  transition: color var(--dur-fast) var(--ease);
  font-size: var(--step-0);
}
.footer__links a:hover { color: var(--accent); }

.footer__newsletter {
  display: flex;
  border-bottom: 1px solid var(--ink-faint);
  padding-block: .6rem;
  transition: border-color var(--dur) var(--ease);
}
.footer__newsletter:focus-within { border-color: var(--ink); }
.footer__newsletter input {
  flex: 1;
  padding: .35rem 0;
  color: var(--ink-strong);
}
.footer__newsletter input::placeholder { color: var(--ink-faint); }
.footer__newsletter button {
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease);
}
.footer__newsletter button:hover { color: var(--accent); }

.footer__bottom {
  margin-top: var(--sp-6);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: var(--sp-3);
  flex-wrap: wrap;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  color: var(--ink-muted);
  letter-spacing: var(--tr-mono);
}

/* ── Buttons ──────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  padding: 1rem 1.4rem;
  font-family: var(--font-mono);
  font-size: var(--step--2);
  text-transform: uppercase;
  letter-spacing: var(--tr-wide);
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), border-color var(--dur) var(--ease), transform var(--dur) var(--ease);
}
.btn:hover { transform: translateY(-1px); }
.btn--primary {
  background: var(--ink-strong);
  color: var(--bg);
}
.btn--primary:hover { background: var(--accent); }
.btn--ghost {
  border-color: var(--ink);
  color: var(--ink-strong);
}
.btn--ghost:hover { background: var(--ink-strong); color: var(--bg); }

.arrow-out::after {
  content: "↗";
  display: inline-block;
  margin-left: .15rem;
  transition: transform var(--dur) var(--ease);
}
.arrow-out:hover::after { transform: translate(2px, -2px); }
.arrow-right::after {
  content: "→";
  display: inline-block;
  margin-left: .15rem;
  transition: transform var(--dur) var(--ease);
}
.arrow-right:hover::after { transform: translateX(3px); }

/* ── Reveal on scroll ─────────────────────── */

.reveal { opacity: 0; transform: translateY(1.5rem); transition: opacity var(--dur-slow) var(--ease-out), transform var(--dur-slow) var(--ease-out); }
.reveal.is-in { opacity: 1; transform: none; }

/* ── Utilities ────────────────────────────── */

.stack > * + * { margin-top: var(--stack, 1rem); }
.stack-2 { --stack: .5rem; }
.stack-3 { --stack: 1rem; }
.stack-4 { --stack: 1.5rem; }
.stack-5 { --stack: 2rem; }
.stack-6 { --stack: 3rem; }

.max-prose { max-width: 62ch; }
.max-40    { max-width: 40ch; }
.max-52    { max-width: 52ch; }

.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }