/* ============================================================
   AXOM — A reveal.
   White space. Black ink. A whisper of dots.
   Minimal. Mysterious. Nothing given away.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;700&display=swap');

:root {
  --paper: #ffffff;
  --ink: #000000;

  --ink-30: rgba(0, 0, 0, 0.30);
  --ink-45: rgba(0, 0, 0, 0.45);
  --ink-55: rgba(0, 0, 0, 0.55);

  --pap-40: rgba(255, 255, 255, 0.40);
  --pap-55: rgba(255, 255, 255, 0.55);
  --pap-70: rgba(255, 255, 255, 0.70);

  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --fs-hero: clamp(1.2rem, 2.2vw, 1.7rem);
  --fs-display: clamp(1.5rem, 2.8vw, 2.25rem);
  --fs-h2: clamp(1.4rem, 2.4vw, 2rem);
  --fs-lead: clamp(0.95rem, 1.2vw, 1.1rem);
  --fs-body: 0.95rem;
  --fs-micro: 0.6875rem;

  --maxw: 1500px;
  --gutter: clamp(1.5rem, 6vw, 6rem);
  --air: clamp(9rem, 26vh, 20rem);   /* generous vertical breathing room */

  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--paper);
  color: var(--ink);
  font-size: var(--fs-body);
  line-height: 1.65;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, svg, canvas { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--ink); color: var(--paper); }

/* ---------- type ---------- */
h1, h2, h3 { font-weight: 400; line-height: 1.06; letter-spacing: -0.03em; }

.eyebrow {
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--ink-45);
  display: inline-block;
}

.lead {
  font-size: var(--fs-lead);
  line-height: 1.6;
  font-weight: 300;
  color: var(--ink-55);
  letter-spacing: -0.005em;
}

.balance { text-wrap: balance; }
.thin { font-weight: 300; }

/* ---------- layout ---------- */
.wrap { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }

.scene {
  min-height: 88vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding-block: var(--air);
  position: relative;
  text-align: center;
  align-items: center;
}
.scene--left { text-align: left; align-items: flex-start; }
.scene > * { position: relative; z-index: 2; }
.scene .eyebrow { margin-bottom: 1.75rem; }
.scene .lead { margin-top: 1.75rem; max-width: 44ch; }

/* ---------- nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: 64px;
  display: flex; align-items: center;
  background: var(--paper);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease);
  color: var(--ink);
}
.nav.scrolled { border-bottom-color: rgba(0,0,0,0.08); }
.nav__inner {
  width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter);
  display: flex; align-items: center; justify-content: space-between;
}
.logo {
  display: flex; align-items: baseline; gap: 0.3rem;
  font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.28em;
}
.logo__heavy { font-weight: 700; }
.logo__light { font-weight: 300; letter-spacing: 0.22em; }
.nav__links { display: flex; align-items: center; gap: clamp(1rem, 2vw, 1.9rem); }
.nav__link {
  font-size: var(--fs-micro); letter-spacing: 0.2em; text-transform: uppercase;
  font-weight: 500; opacity: 0.8; transition: opacity 0.3s;
}
.nav__link:hover { opacity: 1; }
.nav__sep { width: 1px; height: 13px; background: currentColor; opacity: 0.3; }
.nav__icon {
  display: inline-flex; align-items: center; justify-content: center;
  opacity: 0.8; transition: opacity 0.3s, transform 0.3s var(--ease);
}
.nav__icon:hover { opacity: 1; transform: translateY(-1px); }
.nav__cta {
  font-size: var(--fs-micro); letter-spacing: 0.18em; text-transform: uppercase;
  font-weight: 500; padding: 0.55rem 1rem; border: 1px solid currentColor;
  transition: background 0.3s var(--ease), color 0.3s var(--ease);
}
.nav__cta:hover { background: var(--ink); color: var(--paper); }
/* mobile drawer login button */
.nav__drawer__cta {
  margin-top: 1.5rem; text-align: center;
  border: 1px solid var(--ink) !important;
  padding: 0.9rem 0 !important;
  font-size: 0.85rem !important; letter-spacing: 0.18em !important;
  text-transform: uppercase !important; opacity: 1 !important;
}
.nav__drawer__cta:hover { background: var(--ink); color: var(--paper); }

/* mobile menu */
.nav__burger {
  display: none; background: none; border: 0; color: var(--ink);
  cursor: pointer; padding: 0.25rem; line-height: 0;
}
.nav__overlay {
  position: fixed; inset: 0; z-index: 998;
  background: rgba(0,0,0,0.25);
  opacity: 0; pointer-events: none;
  transition: opacity 0.35s var(--ease);
}
.nav__overlay.open { opacity: 1; pointer-events: auto; }
.nav__drawer {
  position: fixed; top: 0; right: 0; bottom: 0; z-index: 999;
  width: 280px; max-width: 80vw;
  background: var(--paper);
  border-left: 1px solid rgba(0,0,0,0.08);
  transform: translateX(100%);
  transition: transform 0.4s var(--ease);
  display: flex; flex-direction: column;
  padding: 5rem var(--gutter) 2rem;
}
.nav__drawer.open { transform: translateX(0); }
.nav__drawer a {
  display: block;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 1rem 0;
  border-bottom: 1px solid rgba(0,0,0,0.06);
  color: var(--ink);
  transition: opacity 0.3s;
}
.nav__drawer a:hover { opacity: 0.6; }
.nav__drawer__icons {
  margin-top: auto;
  display: flex; gap: 1.25rem; padding-top: 1.5rem;
  border-top: 1px solid rgba(0,0,0,0.06);
}
.nav__drawer__icons a {
  border: 0; padding: 0; display: inline-flex;
}
.nav__drawer__close {
  position: absolute; top: 1.25rem; right: var(--gutter);
  background: none; border: 0; color: var(--ink); cursor: pointer;
  padding: 0.25rem; line-height: 0;
}

/* ---------- mega dropdown ---------- */
.nav__item { position: relative; display: flex; align-items: center; height: 64px; }
.nav__link--has-menu { display: inline-flex; align-items: center; gap: 0.45rem; }
.nav__link--has-menu::after {
  content: ""; width: 5px; height: 5px;
  border-right: 1.4px solid currentColor; border-bottom: 1.4px solid currentColor;
  transform: translateY(-2px) rotate(45deg);
  opacity: 0.45; transition: transform 0.3s var(--ease), opacity 0.3s;
}
.nav__item:hover .nav__link--has-menu,
.nav__item:focus-within .nav__link--has-menu { opacity: 1; }
.nav__item:hover .nav__link--has-menu::after,
.nav__item:focus-within .nav__link--has-menu::after { opacity: 0.85; transform: translateY(0) rotate(225deg); }

.nav__trigger {
  background: none; border: 0; padding: 0; cursor: pointer;
  color: inherit; font-family: inherit;
}

/* clean compact dropdown, anchored under the trigger */
.nav__mega {
  position: absolute; top: 100%; left: 0;
  min-width: 220px;
  background: var(--paper);
  border: 1px solid rgba(0,0,0,0.08);
  box-shadow: 0 18px 40px -22px rgba(0,0,0,0.28);
  opacity: 0; visibility: hidden; pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 0.25s var(--ease), transform 0.3s var(--ease), visibility 0.25s;
}
.nav__item:hover .nav__mega,
.nav__item:focus-within .nav__mega {
  opacity: 1; visibility: visible; pointer-events: auto; transform: translateY(0);
}
.nav__mega__inner { display: flex; flex-direction: column; padding: 0.5rem; }
.nav__mega__link {
  display: block; padding: 0.7rem 1.1rem; white-space: nowrap;
  font-size: 0.72rem; letter-spacing: 0.16em; text-transform: uppercase;
  font-weight: 500; color: var(--ink); opacity: 0.62;
  transition: opacity 0.2s, background 0.2s;
}
.nav__mega__link:hover { opacity: 1; background: rgba(0,0,0,0.045); }

/* mobile drawer sub-items */
.nav__drawer__sub {
  padding: 0.7rem 0 0.7rem 1rem !important;
  font-size: 0.82rem !important;
  letter-spacing: 0.05em !important;
  text-transform: none !important;
  opacity: 0.7;
  border-bottom: 1px solid rgba(0,0,0,0.04) !important;
}
/* mobile drawer section label (non-link) */
.nav__drawer__label {
  display: block; padding: 1rem 0 0.55rem;
  font-size: 1rem; font-weight: 400; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink); opacity: 0.5;
  border-bottom: 1px solid rgba(0,0,0,0.06);
}

/* ---------- hero ---------- */
.hero {
  position: relative;
  min-height: 100svh;
  display: flex; align-items: center; justify-content: center;
  text-align: center;
  overflow: hidden;
}
.hero__inner { position: relative; z-index: 3; padding-inline: var(--gutter); }
.hero h1 {
  font-size: var(--fs-hero);
  font-weight: 400;
  letter-spacing: 0.005em;
  line-height: 1.35;
  max-width: 30ch;
  margin-inline: auto;
  min-height: 1.4em;          /* reserve space so typing doesn't shift layout */
}
.hero .eyebrow { margin-bottom: 1.5rem; }

/* typewriter caret */
.caret {
  display: inline-block;
  width: 1px;
  height: 1.05em;
  margin-left: 1px;
  background: var(--ink);
  vertical-align: -0.16em;
  animation: blink 1.05s step-end infinite;
}
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }
.caret.done { animation: blink 1.05s step-end infinite; }

/* vertical award-style label, like the reference cards */
.hero__vlabel {
  position: absolute; z-index: 3;
  top: 50%; left: var(--gutter); transform: translateY(-50%) rotate(180deg);
  writing-mode: vertical-rl; text-orientation: mixed;
  font-size: var(--fs-micro); letter-spacing: 0.34em; text-transform: uppercase;
  color: var(--ink-30); font-weight: 500;
}

.hero__hint {
  position: absolute; bottom: 2rem; left: 0; right: 0; z-index: 3;
  text-align: center; font-size: var(--fs-micro); letter-spacing: 0.3em;
  text-transform: uppercase; color: var(--ink-30);
  animation: breathe 3.5s var(--ease) infinite;
}
@keyframes breathe { 0%,100% { opacity: 0.25; } 50% { opacity: 0.7; } }

/* ---------- big statement ---------- */
.statement h2 {
  font-size: var(--fs-display);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 1.12;
  max-width: 18ch;
  margin-inline: auto;
}
.statement h2 em { font-style: normal; color: var(--ink-30); }

/* ---------- architecture moments ---------- */
.moment {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 6vw, 6rem);
  align-items: center;
  padding-block: var(--air);
}
.moment + .moment { padding-top: 0; }
.moment__text .eyebrow { margin-bottom: 1.5rem; }
.moment__text h3 {
  font-size: var(--fs-h2);
  font-weight: 300;
  letter-spacing: -0.03em;
  line-height: 1.08;
  max-width: 22ch;
}
.moment__text p {
  margin-top: 1.5rem; max-width: 38ch;
  color: var(--ink-55); font-weight: 300; font-size: var(--fs-lead); line-height: 1.55;
}
.moment__visual {
  aspect-ratio: 1 / 1;
  position: relative;
}
.moment__visual canvas { width: 100%; height: 100%; }
.moment--flip .moment__text { order: 2; }
.moment--flip .moment__visual { order: 1; }

/* ---------- unlock (evocative list, no borders) ---------- */
.unlock { text-align: center; }
.unlock h2 {
  font-size: var(--fs-display); font-weight: 300; letter-spacing: -0.035em;
  line-height: 1.1; max-width: 16ch; margin-inline: auto;
}
.unlock__lines {
  margin-top: clamp(3rem, 8vh, 6rem);
  display: flex; flex-direction: column; gap: clamp(1.25rem, 3vh, 2.25rem);
  align-items: center;
}
.unlock__lines span {
  font-size: clamp(1.1rem, 1.8vw, 1.5rem);
  font-weight: 300; letter-spacing: -0.015em; color: var(--ink);
}
.unlock__lines span em { font-style: normal; color: var(--ink-30); }

/* ---------- dark closing band ---------- */
.close {
  background: var(--ink); color: var(--paper);
  position: relative; overflow: hidden; text-align: center;
  min-height: 100svh; display: flex; align-items: center; justify-content: center;
  padding-block: var(--air);
}
.close__inner { position: relative; z-index: 2; padding-inline: var(--gutter); }
.close .eyebrow { color: var(--pap-40); margin-bottom: 2rem; }
.close h2 {
  font-size: var(--fs-display); font-weight: 300; letter-spacing: -0.035em;
  line-height: 1.1; max-width: 18ch; margin-inline: auto; color: var(--paper);
}
.close__cta { margin-top: 3rem; }

/* ---------- buttons (text-style, sharp) ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 0.6em;
  font-size: var(--fs-micro); font-weight: 500; letter-spacing: 0.22em; text-transform: uppercase;
  padding: 1.1em 2.1em; border: 1px solid currentColor; background: transparent; color: inherit;
  transition: background 0.4s var(--ease), color 0.4s var(--ease);
}
.btn:hover { background: var(--paper); color: var(--ink); }
.btn .arrow { transition: transform 0.4s var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.btn--ink { border-color: var(--ink); color: var(--ink); }
.btn--ink:hover { background: var(--ink); color: var(--paper); }

/* ---------- footer ---------- */
.footer {
  border-top: 1px solid rgba(0,0,0,0.08);
  padding-block: clamp(3.5rem, 8vh, 5.5rem) 2.5rem;
}
.footer__top {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
}
.footer__brand .logo { margin-bottom: 1.25rem; }
.footer__tagline {
  color: var(--ink-45);
  font-size: var(--fs-small, 0.8125rem);
  line-height: 1.55;
  max-width: 28ch;
}
.footer__col h4 {
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--ink-45);
  margin-bottom: 1.1rem;
}
.footer__col a {
  display: block;
  color: var(--ink-60);
  font-size: var(--fs-small, 0.8125rem);
  padding-block: 0.35rem;
  transition: color 0.3s;
}
.footer__col a:hover { color: var(--ink); }
.footer__bottom {
  margin-top: clamp(3rem, 6vh, 4.5rem);
  padding-top: 1.5rem;
  border-top: 1px solid rgba(0,0,0,0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: var(--fs-micro);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--ink-30);
}

/* ---------- reveal ---------- */
[data-reveal] {
  opacity: 0; transform: translateY(22px);
  transition: opacity 1.1s var(--ease), transform 1.1s var(--ease);
  will-change: opacity, transform;
}
[data-reveal].in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { transition-delay: 0.12s; }
[data-reveal-delay="2"] { transition-delay: 0.24s; }
[data-reveal-delay="3"] { transition-delay: 0.36s; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
  html { scroll-behavior: auto; }
  [data-reveal] { opacity: 1; transform: none; }
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .moment { grid-template-columns: 1fr; gap: 2.5rem; text-align: center; }
  .moment__text { align-items: center; }
  .moment__text h3, .moment__text p { margin-inline: auto; }
  .moment--flip .moment__text { order: 2; }
  .moment--flip .moment__visual { order: 1; }
  .moment__visual { max-width: 340px; margin-inline: auto; width: 100%; }
  .footer__top { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .nav__links { display: none; }
  .nav__burger { display: inline-flex; }
  .footer__top { grid-template-columns: 1fr; gap: 2rem; }
  .hero__vlabel { display: none; }
}