/* ═══════════════════════════════════════════
   BASE — reset, type, layout shell, nav, footer,
   reveal states, theme transition, progress bar.
   ═══════════════════════════════════════════ */

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
  /* text-size personalization (quick panel "Display" stepper) — every
     rem-based size on the site cascades from this, so nothing else needs
     to know the scale exists. Defaults to 1 = no change. */
  font-size: calc(100% * var(--user-scale, 1));
}

body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-1);
  background: var(--bg-0);
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}

a {
  color: var(--ink-0);
  text-decoration: none;
  transition: color 0.2s ease;
}
a:hover {
  color: var(--accent);
}

::selection {
  background: color-mix(in srgb, var(--accent) 25%, transparent);
}

/* ═══════════════════════════════════════════
   LOADER — cinematic boot screen. Neutral black by
   default (Franco: "que el sitio sea negro puro en
   todo" — the loader is the first frame anyone sees).
   ═══════════════════════════════════════════ */
.loader-screen {
  position: fixed;
  inset: 0;
  background: radial-gradient(85% 70% at 50% 45%, #1a1a1a, #101010 65%, #000000 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 500;
  animation: loaderOut 0.6s ease 2.2s forwards;
}
@keyframes loaderOut { to { opacity: 0; pointer-events: none; } }
.loader-inner {
  text-align: center; color: #ffffff; font-family: var(--font-mono); letter-spacing: 0.04em;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
}
.loader-logo { display: inline-flex; align-items: center; gap: 18px; margin-bottom: 22px; }
.loader-bars { display: inline-flex; gap: 3px; align-items: flex-end; height: 56px; width: 64px; justify-content: center; }
.loader-bars i { width: 6px; background: #ffffff; border-radius: 1px; animation: barBlink 1.2s steps(2) infinite; }
.loader-bars i:nth-child(1) { height: 40%; animation-delay: 0s; }
.loader-bars i:nth-child(2) { height: 65%; animation-delay: 0.08s; }
.loader-bars i:nth-child(3) { height: 90%; animation-delay: 0.16s; }
.loader-bars i:nth-child(4) { height: 100%; animation-delay: 0.24s; }
.loader-bars i:nth-child(5) { height: 75%; animation-delay: 0.32s; }
.loader-bars i:nth-child(6) { height: 50%; animation-delay: 0.4s; }
@keyframes barBlink { 50% { opacity: 0.55; } }
.loader-wordmark { font-family: var(--font-display); font-style: italic; font-size: 44px; letter-spacing: 0.02em; line-height: 1; color: #ffffff; margin: 0; }
.loader-version { font-size: 13px; margin-bottom: 26px; line-height: 1.6; opacity: 0.9; }
.loader-progress { width: 320px; max-width: 70vw; height: 22px; margin: 0 auto 22px; border: 1.5px solid #ffffff; padding: 3px; display: flex; }
.loader-bar {
  display: block;
  height: 100%;
  width: 0%;
  background: repeating-linear-gradient(90deg, #ffffff 0 12px, transparent 12px 14px);
  animation: barFill 2s steps(20) forwards;
}
@keyframes barFill { to { width: 100%; } }
.loader-copyright { font-size: 11px; color: #e9d8fd; opacity: 0.9; }

/* hero typewriter (Ant on Mars pattern) */
.hero-typewriter { display: inline-block; min-height: 1.3em; }
.hero-typewriter::after {
  content: '';
  display: inline-block;
  width: 2px;
  height: 1em;
  margin-left: 2px;
  background: var(--accent);
  vertical-align: -0.15em;
  animation: caretBlink 0.9s steps(1) infinite;
}
@keyframes caretBlink { 50% { opacity: 0; } }

@media (prefers-reduced-motion: reduce) {
  .loader-screen { animation: none; opacity: 0; pointer-events: none; }
  .hero-typewriter::after { animation: none; }
}

/* theme swap transition (class added briefly by theme.js) */
html.theme-anim,
html.theme-anim *,
html.theme-anim *::before,
html.theme-anim *::after {
  transition:
    background-color 0.35s ease,
    background 0.35s ease,
    color 0.35s ease,
    border-color 0.35s ease,
    fill 0.35s ease !important;
}

/* ── type scale ── */
h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 400;
  color: var(--ink-0);
  line-height: 1.12;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.9rem, 7vw, 5.6rem); }
h2 { font-size: clamp(2.2rem, 5vw, 4rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.45rem); }
h2 em, h1 em {
  font-family: var(--font-italic);
  font-style: italic;
  color: var(--accent);
}

p {
  margin: 0 0 1em;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.1rem;
}
.eyebrow--warm { color: var(--accent-2); }

.lede {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--ink-1);
  max-width: 46ch;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.italic-serif {
  font-family: var(--font-italic);
  font-style: italic;
}

/* ── layout ── */
.section {
  padding: clamp(90px, 12vh, 150px) 24px;
}

.wrap {
  max-width: var(--maxw);
  margin-inline: auto;
}
.wrap--wide {
  max-width: var(--maxw-wide);
  margin-inline: auto;
}

.section-head {
  max-width: var(--maxw);
  margin: 0 auto clamp(42px, 6vh, 72px);
}
.section-head .hairline,
.section-head .hairline--warm {
  margin-top: 26px;
}

/* broken editorial heads — titles that refuse the grid,
   asymmetric offsets and overlaps for a more editorial feel */
.section-head--offset {
  max-width: none;
  padding-left: clamp(0px, 4vw, 80px);
}
.section-head--offset h2 {
  max-width: 16ch;
  margin-left: -0.04em;
  font-size: clamp(2.6rem, 6vw, 4.8rem);
  line-height: 1.02;
}
.section-head--offset .eyebrow { margin-left: clamp(20px, 8vw, 140px); }
.section-head--offset .lede { margin-left: clamp(20px, 8vw, 140px); }

.section-head--overlap h2 {
  font-size: clamp(2.6rem, 6vw, 4.8rem);
  line-height: 1.0;
  position: relative;
  z-index: 2;
}
.section-head--overlap h2 em {
  display: inline-block;
  transform: rotate(-2.5deg);
}
.section-head--overlap .lede { margin-top: 18px; }
.section-head--center.section-head--overlap { text-align: left; }

/* inline icon system (js/icons.js) */
.icon {
  width: 1em;
  height: 1em;
  display: inline-block;
  vertical-align: -0.12em;
  flex: none;
}

/* shared horizontal-track affordances */
.is-grabbing { cursor: grabbing !important; }
.is-grabbing * { user-select: none; }

.split {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: start;
}
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; }
}

/* ── buttons ── */
.button {
  display: inline-block;
  padding: 12px 26px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  border: 1px solid var(--line);
  color: var(--ink-0);
  background: transparent;
  cursor: pointer;
  transition: border-color 0.25s ease, background 0.25s ease, color 0.25s ease, transform 0.25s var(--ease-out);
}
.button:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  color: var(--accent);
  transform: translateY(-2px);
}
.button--primary {
  background: var(--ink-0);
  color: var(--bg-0);
  border-color: var(--ink-0);
}
.button--primary:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ── floating nav ── */
.site-nav {
  position: fixed;
  top: 14px;
  left: 50%;
  translate: -50% 0;
  z-index: 60;
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 10px 8px 20px;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: var(--bg-glass);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: var(--shadow-card);
  max-width: calc(100vw - 24px);
}
.brand {
  font-family: var(--font-display);
  font-size: 1.02rem;
  color: var(--ink-0);
  margin-right: 10px;
  white-space: nowrap;
}
.nav-accent-wrap {
  flex: none;
  display: block;
  width: 22px;
  height: 22px;
  margin-right: 10px;
  contain: strict;
}
#navAccentCanvas {
  display: block;
  width: 100%;
  height: 100%;
}
@media (max-width: 720px) {
  .nav-accent-wrap { display: none; }
}
.nav {
  display: flex;
  align-items: center;
  gap: 2px;
  overflow-x: auto;
  scrollbar-width: none;
}
.nav::-webkit-scrollbar { display: none; }
.nav a {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  color: var(--ink-1);
  padding: 7px 11px;
  border-radius: 999px;
  white-space: nowrap;
}
.nav a:hover {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 9%, transparent);
}
.nav a.is-active {
  color: var(--ink-0);
  background: color-mix(in srgb, var(--accent) 14%, transparent);
}

.theme-toggle {
  flex: none;
  width: 34px;
  height: 34px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  background: transparent;
  color: var(--ink-1);
  cursor: pointer;
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s var(--ease-out);
}
.theme-toggle:hover {
  border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
  color: var(--accent);
  transform: rotate(15deg);
}
.theme-toggle svg { width: 16px; height: 16px; }
html[data-theme='dark'] .icon-sun { display: none; }
html[data-theme='light'] .icon-moon { display: none; }

@media (max-width: 720px) {
  .site-nav { padding-left: 14px; }
  .brand { display: none; }
}

/* ── scroll progress ── */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  z-index: 70;
  background: linear-gradient(90deg, var(--accent), var(--accent-2));
  pointer-events: none;
}

/* ── reveal states ── */
[data-fade] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}
[data-fade].is-in {
  opacity: 1;
  transform: none;
}
[data-fade-dir='left'] { transform: translateX(-56px); }
[data-fade-dir='right'] { transform: translateX(56px); }
[data-fade-dir].is-in { transform: none; }

/* ── footer — giant-type headline + grid + social-chip
   layout, on near-black with violet/red accents. ── */
.site-footer {
  padding: 0;
  border-top: 1px solid var(--line-soft);
  background: #0b0b0e;
  color: rgba(244, 244, 245, 0.86);
}
.footer-giant {
  padding: clamp(56px, 9vw, 96px) 24px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.footer-giant__type {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 5.2rem);
  line-height: 1.05;
  color: #f4f4f5;
}
.footer-giant__type em {
  font-family: var(--font-italic);
  font-style: italic;
  color: rgba(244, 244, 245, 0.55);
}
.footer-giant__type b {
  font-weight: 400;
  color: var(--accent-soft);
}
.footer-giant__sub {
  max-width: 46ch;
  margin: 18px auto 0;
  color: rgba(244, 244, 245, 0.5);
  font-size: 0.95rem;
}
.footer-trust {
  display: flex;
  justify-content: center;
  gap: clamp(24px, 5vw, 56px);
  margin-top: 44px;
  flex-wrap: wrap;
}
.footer-trust > div { text-align: center; }
.footer-trust b {
  display: block;
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--accent-soft);
  line-height: 1;
}
.footer-trust span {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 244, 245, 0.5);
}

.footer__grid {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 48px 24px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 32px;
  border-top: 1px solid rgba(244, 244, 245, 0.08);
}
@media (max-width: 720px) {
  .footer__grid { grid-template-columns: 1fr; }
}
.footer__brand-name { font-family: var(--font-display); font-size: 1.2rem; color: #f4f4f5; }
/* refined connected-dot mark (index.html footer brand column + the giant
   faint parallax version behind the whole footer) */
.footer__mark {
  width: 26px; height: 26px;
  margin-bottom: 10px;
  display: block;
}
.footer__mark path { fill: none; stroke-width: 9; stroke-linecap: round; }
.footer__mark-bg {
  position: absolute;
  top: 50%; left: 50%;
  translate: -50% -50%;
  width: min(90vw, 900px);
  height: min(90vw, 900px);
  opacity: 0.05;
  pointer-events: none;
  z-index: 0;
}
.footer__mark-bg path { fill: none; stroke: #9a9aa4; stroke-width: 4; stroke-linecap: round; }
.footer__mark-bg circle { fill: #9a9aa4; }
.footer__brand-sub { margin-top: 4px; color: rgba(244, 244, 245, 0.5); font-size: 0.85rem; }
.footer__col-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(244, 244, 245, 0.4);
  margin-bottom: 12px;
}
.footer__links { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.footer__links a { color: rgba(244, 244, 245, 0.75); font-size: 0.9rem; }
.footer__links a:hover { color: var(--accent-soft); }

.footer__bottom {
  max-width: var(--maxw-wide);
  margin: 0 auto;
  padding: 20px 24px 40px;
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}
.footer__copy { color: rgba(244, 244, 245, 0.4); font-size: 0.78rem; }
.footer__socials { display: flex; gap: 10px; }
.footer__social {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(244, 244, 245, 0.14);
  color: rgba(244, 244, 245, 0.75);
  transition: border-color 0.25s ease, color 0.25s ease, transform 0.25s var(--ease-out);
}
.footer__social:hover {
  border-color: var(--accent-soft);
  color: var(--accent-soft);
  transform: translateY(-2px);
}

/* ── PART 2 divider — where Leo's current site ends and the
   proposed upgrade annex begins ── */
.upgrade-divider {
  position: relative;
  padding: clamp(70px, 10vh, 120px) 24px clamp(40px, 6vh, 70px);
  text-align: center;
  background: linear-gradient(180deg, var(--pole-lo), #0b0b0e 62%, #0b0b0e);
  overflow: hidden;
}
.upgrade-divider__kicker {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--accent-soft);
  margin-bottom: 16px;
}
.upgrade-divider__title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 6.5vw, 5rem);
  line-height: 1.02;
  color: #f4f4f5;
  margin: 0 auto 14px;
  max-width: 20ch;
}
.upgrade-divider__title em {
  font-family: var(--font-italic);
  font-style: italic;
  color: var(--accent-soft);
}
.upgrade-divider__sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: rgba(244, 244, 245, 0.55);
  max-width: 58ch;
  margin: 0 auto;
}
.upgrade-divider__arrow {
  margin: 26px auto 0;
  width: 34px;
  height: 34px;
  color: var(--accent-2);
  animation: divArrow 1.6s var(--ease-out) infinite;
}
@keyframes divArrow {
  0%, 100% { transform: translateY(0); opacity: 0.9; }
  55% { transform: translateY(10px); opacity: 0.5; }
}
@media (prefers-reduced-motion: reduce) {
  .upgrade-divider__arrow { animation: none; }
}

/* ── reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  [data-fade] {
    opacity: 1;
    transform: none;
    transition: none;
  }
}