/* =========================================================================
   Axe Global Holding — styles
   Aesthetic: institutional / editorial. Warm ivory, deep ink, brass hairlines.
   ========================================================================= */

:root {
  /* Palette — warm, tinted neutrals (no pure black/white) */
  --canvas:      oklch(0.967 0.010 86);   /* ivory parchment            */
  --canvas-alt:  oklch(0.945 0.013 86);   /* alternating section        */
  --ink:         oklch(0.235 0.014 70);   /* deep warm near-black text  */
  --ink-soft:    oklch(0.430 0.013 72);   /* secondary text             */
  --ink-faint:   oklch(0.600 0.011 75);   /* captions / labels          */
  --line:        oklch(0.235 0.014 70 / 0.16);
  --line-soft:   oklch(0.235 0.014 70 / 0.09);
  --accent:      oklch(0.585 0.072 74);   /* muted brass / bronze       */

  /* Dark anchor (contact + footer) */
  --dark:        oklch(0.205 0.013 78);
  --dark-2:      oklch(0.182 0.012 78);
  --dark-ink:    oklch(0.930 0.012 86);
  --dark-soft:   oklch(0.730 0.012 82);
  --dark-faint:  oklch(0.560 0.011 80);
  --dark-line:   oklch(0.930 0.012 86 / 0.16);
  --accent-light:oklch(0.745 0.088 76);

  /* Type */
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Hanken Grotesk", -apple-system, BlinkMacSystemFont, sans-serif;

  /* Fluid type scale */
  --fs-eyebrow: clamp(0.69rem, 0.66rem + 0.15vw, 0.78rem);
  --fs-body:    clamp(1.02rem, 0.99rem + 0.18vw, 1.14rem);
  --fs-lead:    clamp(1.18rem, 1.08rem + 0.55vw, 1.55rem);
  --fs-h3:      clamp(1.28rem, 1.18rem + 0.55vw, 1.7rem);
  --fs-h2:      clamp(1.9rem, 1.5rem + 1.9vw, 3.1rem);
  --fs-hero:    clamp(2.7rem, 1.6rem + 5.2vw, 6.4rem);

  /* Spacing rhythm */
  --shell: min(92vw, 1180px);
  --section-pad: clamp(4.5rem, 3rem + 7vw, 9rem);

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

/* ── Reset ─────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  font-family: var(--sans);
  font-size: var(--fs-body);
  line-height: 1.62;
  color: var(--ink);
  background: var(--canvas);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  font-feature-settings: "kern" 1;
  overflow-x: hidden;
}

/* Subtle paper grain — premium texture, very low opacity */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
main, .nav, .contact { position: relative; z-index: 1; }

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

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

.skip-link {
  position: absolute; left: -999px; top: 0; z-index: 100;
  background: var(--ink); color: var(--canvas);
  padding: 0.6rem 1rem; font-size: 0.85rem;
}
.skip-link:focus { left: 0; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

/* ── Shell / layout ───────────────────────────────────────────────────── */
.shell { width: var(--shell); margin-inline: auto; }

.eyebrow {
  font-family: var(--sans);
  font-size: var(--fs-eyebrow);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
}
.eyebrow--light { color: var(--accent-light); }

/* ── Navigation ───────────────────────────────────────────────────────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklab, var(--canvas) 82%, transparent);
  backdrop-filter: saturate(1.1) blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.4s var(--ease), background 0.4s var(--ease);
}
.nav.is-scrolled {
  border-bottom-color: var(--line);
  background: color-mix(in oklab, var(--canvas) 92%, transparent);
}
.nav__inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 1.5rem;
  padding-block: clamp(0.85rem, 0.7rem + 0.5vw, 1.25rem);
}

.brand { display: inline-flex; align-items: center; gap: 0.7rem; color: var(--ink); }
.brand__mark { color: var(--accent); flex: none; }
.brand__type { display: flex; flex-direction: column; line-height: 1.05; }
.brand__name {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 500;
  font-size: 1.18rem;
  letter-spacing: 0.01em;
}
.brand__sub {
  font-size: 0.62rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ink-faint); margin-top: 0.18rem;
}
.brand--footer .brand__name { font-size: 1.05rem; color: var(--dark-ink); }
.brand--footer .brand__mark { color: var(--accent-light); }

.nav__links { display: flex; align-items: center; gap: clamp(1.1rem, 0.6rem + 1.4vw, 2.3rem); }
.nav__links a {
  font-size: 0.92rem; font-weight: 500; color: var(--ink-soft);
  position: relative; padding-block: 0.2rem;
  transition: color 0.25s var(--ease);
}
.nav__links a::after {
  content: ""; position: absolute; left: 0; bottom: -1px; height: 1px; width: 0;
  background: var(--accent); transition: width 0.35s var(--ease);
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after { width: 100%; }

.nav__cta {
  color: var(--ink) !important;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0.5rem 1.15rem !important;
}
.nav__cta::after { display: none; }
.nav__cta:hover { border-color: var(--accent); background: color-mix(in oklab, var(--accent) 10%, transparent); }

.nav__toggle {
  display: none; flex-direction: column; gap: 5px; justify-content: center;
  width: 42px; height: 42px; padding: 0 9px;
  background: none; border: 1px solid var(--line); border-radius: 8px; cursor: pointer;
}
.nav__toggle span { display: block; height: 1.5px; width: 100%; background: var(--ink); transition: transform 0.3s var(--ease), opacity 0.3s var(--ease); }
.nav__toggle[aria-expanded="true"] span:first-child { transform: translateY(3.25px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:last-child { transform: translateY(-3.25px) rotate(-45deg); }

.nav__mobile { display: none; }

/* ── Hero ─────────────────────────────────────────────────────────────── */
.hero { padding-top: clamp(3.5rem, 2rem + 6vw, 7rem); padding-bottom: clamp(2rem, 1rem + 3vw, 4rem); }
.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(2.5rem, 1rem + 5vw, 5rem);
  align-items: start;
}
@media (min-width: 1000px) {
  .hero__grid { grid-template-columns: minmax(0, 1fr) 15rem; }
}

.hero__title {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 360;
  font-size: var(--fs-hero);
  line-height: 0.98;
  letter-spacing: -0.018em;
  margin: 1.4rem 0 0;
}
.hero__title span { display: block; }
.hero__accent { font-style: italic; color: var(--accent); font-weight: 340; }

.hero__body {
  max-width: 46ch;
  font-size: var(--fs-lead);
  line-height: 1.5;
  color: var(--ink-soft);
  margin-top: clamp(1.6rem, 1rem + 1.5vw, 2.4rem);
}

.hero__meta {
  list-style: none; padding: 0;
  display: flex; flex-wrap: wrap; gap: clamp(1.2rem, 0.5rem + 2vw, 2.8rem);
  margin-top: clamp(1.8rem, 1rem + 2vw, 2.8rem);
}
.hero__meta li {
  font-size: 0.74rem; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--ink-faint);
}
.hero__meta span {
  display: block; margin-top: 0.4rem; letter-spacing: 0.01em; text-transform: none;
  font-size: 1.02rem; color: var(--ink); font-weight: 500;
  font-feature-settings: "tnum" 1;
}

.hero__index {
  border-left: 1px solid var(--line);
  padding-left: 1.6rem;
  padding-top: 0.6rem;
}
.hero__index-label {
  font-size: 0.66rem; letter-spacing: 0.22em; text-transform: uppercase;
  color: var(--ink-faint); margin-bottom: 1rem;
}
.hero__index ol { list-style: none; padding: 0; display: grid; gap: 0.85rem; }
.hero__index li {
  display: flex; gap: 0.9rem; align-items: baseline;
  font-size: 0.98rem; color: var(--ink-soft);
}
.hero__index span {
  font-size: 0.72rem; color: var(--accent); font-feature-settings: "tnum" 1;
  letter-spacing: 0.06em;
}

.hero__rule { margin-top: clamp(2.5rem, 1rem + 5vw, 5rem); }
.hero__rule span { display: block; height: 1px; background: var(--line); }

/* ── Generic section ──────────────────────────────────────────────────── */
.section { padding-block: var(--section-pad); }
.section--alt { background: var(--canvas-alt); }

/* Offset anchored sections so the sticky nav never covers their titles */
:where(.section, .contact, #main)[id],
.section, .contact { scroll-margin-top: clamp(5rem, 4rem + 2vw, 6.5rem); }

.section__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: clamp(1.8rem, 1rem + 3vw, 4rem);
}
@media (min-width: 860px) {
  .section__grid { grid-template-columns: 12rem minmax(0, 1fr); }
}

.section__meta {
  display: flex; align-items: baseline; gap: 0.9rem;
  position: sticky; top: 6rem; height: max-content;
}
@media (max-width: 859px) { .section__meta { position: static; } }
.section__num {
  font-family: var(--display);
  font-size: 1.35rem; font-weight: 400; color: var(--accent);
  font-feature-settings: "tnum" 1;
}

.section__body { max-width: 64ch; }
.section__title {
  font-family: var(--display);
  font-optical-sizing: auto;
  font-weight: 380;
  font-size: var(--fs-h2);
  line-height: 1.06;
  letter-spacing: -0.012em;
  margin-bottom: clamp(1.4rem, 1rem + 1vw, 2.2rem);
}

.prose { color: var(--ink-soft); max-width: 58ch; }
.prose + .prose { margin-top: 1.1rem; }
.prose--intro {
  font-size: var(--fs-lead); line-height: 1.5; color: var(--ink);
  max-width: 50ch; margin-bottom: clamp(2rem, 1rem + 2vw, 3rem);
}

/* ── Focus index ──────────────────────────────────────────────────────── */
.index { list-style: none; padding: 0; border-top: 1px solid var(--line); }
.index__row {
  display: grid; grid-template-columns: 3.5rem 1fr; gap: clamp(1rem, 0.5rem + 1.5vw, 2.5rem);
  align-items: baseline;
  padding: clamp(1.5rem, 1rem + 1.5vw, 2.3rem) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.4s var(--ease);
}
.index__row:hover { padding-left: 0.7rem; }
.index__no {
  font-family: var(--display); font-style: italic;
  font-size: 1.05rem; color: var(--accent); padding-top: 0.15rem;
}
.index__text h3 {
  font-family: var(--display); font-weight: 440; font-size: var(--fs-h3);
  letter-spacing: -0.01em; margin-bottom: 0.5rem; line-height: 1.1;
}
.index__text p { color: var(--ink-soft); max-width: 52ch; }

/* ── Principles ───────────────────────────────────────────────────────── */
.principles {
  display: grid; gap: 0;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--line);
}
@media (min-width: 680px) {
  .principles { grid-template-columns: 1fr 1fr; column-gap: clamp(2rem, 1rem + 3vw, 4.5rem); }
}
.principle {
  padding: clamp(1.5rem, 1rem + 1.5vw, 2.2rem) 0;
  border-bottom: 1px solid var(--line);
}
.principle dt {
  font-family: var(--display); font-weight: 460; font-size: 1.2rem;
  margin-bottom: 0.55rem; letter-spacing: -0.005em;
}
.principle dd { color: var(--ink-soft); max-width: 42ch; }

/* ── Ledger ───────────────────────────────────────────────────────────── */
.ledger {
  background: var(--canvas-alt);
  border-block: 1px solid var(--line);
  padding-block: clamp(2.5rem, 1.5rem + 3vw, 4rem);
}
.ledger__row {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px;
}
@media (min-width: 760px) { .ledger__row { grid-template-columns: repeat(4, 1fr); } }
.ledger__cell {
  display: flex; flex-direction: column; gap: 0.5rem;
  padding: clamp(1.2rem, 0.8rem + 1vw, 2rem) clamp(1rem, 0.5rem + 1.5vw, 2.2rem);
  position: relative;
}
.ledger__cell:not(:last-child)::after {
  content: ""; position: absolute; right: 0; top: 15%; bottom: 15%; width: 1px; background: var(--line);
}
@media (max-width: 759px) {
  .ledger__cell:nth-child(odd)::after { content: none; }
}
.ledger__value {
  font-family: var(--display); font-weight: 380; font-size: clamp(1.9rem, 1.4rem + 2vw, 3.1rem);
  line-height: 1; letter-spacing: -0.01em; color: var(--ink);
  font-feature-settings: "tnum" 1;
}
.ledger__label {
  font-size: 0.72rem; letter-spacing: 0.18em; text-transform: uppercase; color: var(--ink-faint);
}

/* ── Contact (dark anchor) ────────────────────────────────────────────── */
.contact {
  background: var(--dark);
  color: var(--dark-ink);
  padding-top: clamp(5rem, 3rem + 7vw, 9rem);
}
.contact__grid {
  display: grid; grid-template-columns: minmax(0, 1fr); gap: clamp(2rem, 1rem + 3vw, 4rem);
}
@media (min-width: 860px) {
  .contact__grid { grid-template-columns: 12rem minmax(0, 1fr); }
}
.contact__meta { display: flex; align-items: baseline; gap: 0.9rem; }
.contact__meta .section__num { color: var(--accent-light); }

.contact__title {
  font-family: var(--display); font-weight: 360; font-size: var(--fs-h2);
  line-height: 1.08; letter-spacing: -0.012em; max-width: 18ch;
  margin-bottom: clamp(1.8rem, 1rem + 2vw, 2.8rem);
}
.contact__mail {
  display: inline-block;
  font-family: var(--display); font-weight: 360;
  font-size: clamp(1.5rem, 1.1rem + 1.8vw, 2.5rem);
  letter-spacing: -0.01em; color: var(--dark-ink);
  border-bottom: 1px solid var(--dark-line);
  padding-bottom: 0.2rem; transition: color 0.3s var(--ease), border-color 0.3s var(--ease);
}
.contact__mail:hover { color: var(--accent-light); border-color: var(--accent-light); }

.contact__address {
  margin-top: clamp(2.2rem, 1.5rem + 2vw, 3.5rem);
  font-style: normal; display: grid; gap: 0.35rem;
  font-size: 0.95rem; color: var(--dark-soft);
}
.contact__address span:first-child { color: var(--dark-ink); font-weight: 500; }

/* ── Footer ───────────────────────────────────────────────────────────── */
.footer {
  margin-top: clamp(4rem, 2.5rem + 5vw, 7rem);
  background: var(--dark-2);
  border-top: 1px solid var(--dark-line);
  padding-block: clamp(2.5rem, 1.5rem + 3vw, 4rem);
}
.footer__inner { display: grid; gap: 1rem; }
.brand--footer { width: max-content; }
.footer__legal { font-size: 0.85rem; color: var(--dark-soft); font-feature-settings: "tnum" 1; }
.footer__disclaimer { font-size: 0.8rem; color: var(--dark-faint); max-width: 60ch; line-height: 1.55; }
.footer__copy { font-size: 0.8rem; color: var(--dark-faint); margin-top: 0.4rem; }
.footer__links {
  display: flex; flex-wrap: wrap; gap: 1.4rem; margin-top: 0.4rem;
  font-size: 0.85rem;
}
.footer__links a { color: var(--dark-soft); position: relative; transition: color 0.25s var(--ease); }
.footer__links a:hover { color: var(--accent-light); }

/* ── Legal content pages (privacy / terms) ────────────────────────────── */
.legal { padding-top: clamp(3.5rem, 2rem + 5vw, 6rem); padding-bottom: var(--section-pad); }
.legal__head {
  border-bottom: 1px solid var(--line);
  padding-bottom: clamp(1.8rem, 1rem + 2vw, 2.8rem);
  margin-bottom: clamp(2.2rem, 1.5rem + 2vw, 3.5rem);
}
.legal__head h1 {
  font-family: var(--display); font-weight: 360; font-size: var(--fs-h2);
  line-height: 1.05; letter-spacing: -0.012em; margin: 0.9rem 0 0.6rem;
}
.legal__updated { font-size: 0.78rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-faint); }
.legal__body { max-width: 70ch; }
.legal__body h2 {
  font-family: var(--display); font-weight: 440; font-size: var(--fs-h3);
  letter-spacing: -0.008em; margin: clamp(2rem, 1.2rem + 1.5vw, 3rem) 0 0.7rem;
}
.legal__body h2:first-child { margin-top: 0; }
.legal__body p, .legal__body li { color: var(--ink-soft); }
.legal__body p + p { margin-top: 0.9rem; }
.legal__body ul { margin: 0.8rem 0 0; padding-left: 1.2rem; display: grid; gap: 0.5rem; }
.legal__body a { color: var(--accent); border-bottom: 1px solid var(--line); }
.legal__body a:hover { border-color: var(--accent); }
.legal__back {
  display: inline-flex; align-items: center; gap: 0.5rem; margin-top: 3rem;
  font-size: 0.9rem; color: var(--ink-soft);
}
.legal__back:hover { color: var(--accent); }

/* ── Motion: scroll reveal & page-load stagger ────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
  transition-delay: calc(var(--d, 0) * 90ms);
}
.reveal.is-in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .index__row:hover { padding-left: 0; }
  body::before { display: none; }
}

/* ── Mobile nav ───────────────────────────────────────────────────────── */
@media (max-width: 820px) {
  .nav__links { display: none; }
  .nav__toggle { display: flex; }
  .nav__mobile {
    display: grid;
    border-top: 1px solid var(--line);
    background: var(--canvas);
    padding: 0.5rem var(--shell) 1.2rem;
    padding-inline: max(4vw, calc((100vw - var(--shell)) / 2));
  }
  .nav__mobile[hidden] { display: none; }
  .nav__mobile a {
    padding: 0.85rem 0; font-size: 1.05rem; color: var(--ink);
    border-bottom: 1px solid var(--line-soft); font-family: var(--display); font-weight: 440;
  }
  .nav__mobile a:last-child { border-bottom: none; }
}