/* ============================================================
   Design tokens
   ============================================================ */
:root {
  --ink: #0a0b0c;
  --panel: #15171a;
  --panel-line: #262a2f;
  --steel: #818892;
  --paper: #edeef0;
  --accent: #8c2f39;
  --accent2: #5b6472;

  --font-display: "Barlow Condensed", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 1.5rem;
  --space-4: 2.5rem;
  --space-5: 4rem;
  --space-6: 7rem;

  --container: 74rem;
}

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

html {
  background: var(--ink);
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
}

h1,
h2,
h3,
p {
  margin: 0;
}

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

/* ============================================================
   Language toggle
   Default markup ships English visible / Spanish hidden, so the
   page is correct with no JS at all. The toggle just flips which
   language is hidden.
   ============================================================ */
html[data-lang="en"] [data-i18n="es"] {
  display: none;
}

html[data-lang="es"] [data-i18n="en"] {
  display: none;
}

/* ============================================================
   Layout helpers
   ============================================================ */
.wrap {
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-3);
}

.section {
  position: relative;
  padding-block: var(--space-6);
  border-bottom: 1px solid var(--panel-line);
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-3);
}

/* ============================================================
   Reticle / bracket frame — the signature device.
   Four CSS-only corner brackets via layered gradients, no markup.
   ============================================================ */
.bracket-frame {
  position: relative;
  border: 1px solid var(--panel-line);
  background-color: var(--panel);
  background-image: linear-gradient(to right, var(--accent) 2px, transparent 2px),
    linear-gradient(to bottom, var(--accent) 2px, transparent 2px),
    linear-gradient(to left, var(--accent) 2px, transparent 2px),
    linear-gradient(to bottom, var(--accent) 2px, transparent 2px),
    linear-gradient(to left, var(--accent) 2px, transparent 2px),
    linear-gradient(to top, var(--accent) 2px, transparent 2px),
    linear-gradient(to right, var(--accent) 2px, transparent 2px),
    linear-gradient(to top, var(--accent) 2px, transparent 2px);
  background-repeat: no-repeat;
  background-size: 22px 22px;
  background-position: top left, top left, top right, top right, bottom right, bottom right, bottom left,
    bottom left;
}

/* ============================================================
   Nav
   ============================================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  background: rgba(10, 11, 12, 0.86);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--panel-line);
}

.nav__mark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.lang-toggle {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--paper);
  background: transparent;
  border: 1px solid var(--panel-line);
  padding: 0.3rem 0.65rem;
  cursor: pointer;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.lang-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ============================================================
   Hero
   ============================================================ */
.hero {
  position: relative;
  padding-block: var(--space-6) var(--space-5);
  overflow: hidden;
  background: radial-gradient(circle at 50% 15%, rgba(140, 47, 57, 0.1), transparent 55%), var(--ink);
}

.hero__sweep {
  position: absolute;
  inset: -30% -10% auto -10%;
  height: 140%;
  pointer-events: none;
  background: repeating-radial-gradient(
    circle at 50% 0%,
    transparent 0,
    transparent 58px,
    rgba(237, 238, 240, 0.035) 59px,
    rgba(237, 238, 240, 0.035) 60px
  );
}

.hero__sweep::after {
  content: "";
  position: absolute;
  inset: 0;
  background: conic-gradient(from 0deg at 50% 0%, transparent 0deg, rgba(140, 47, 57, 0.22) 10deg, transparent 34deg);
  animation: sweep 9s linear infinite;
  transform-origin: 50% 0%;
}

@keyframes sweep {
  to {
    transform: rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero__sweep::after {
    animation: none;
  }
}

.hero__grid {
  position: relative;
  display: grid;
  gap: var(--space-5);
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
  }
}

.headline {
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.005em;
  line-height: 0.98;
  font-size: clamp(2.4rem, 6vw, 4.6rem);
  margin-bottom: var(--space-2);
}

.subhead {
  font-size: clamp(1rem, 1.6vw, 1.15rem);
  color: var(--paper);
  max-width: 34rem;
  margin-top: var(--space-3);
}

.hero__media {
  aspect-ratio: 4 / 5;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-3);
  background-image: repeating-linear-gradient(135deg, var(--panel-line) 0 2px, transparent 2px 13px),
    linear-gradient(to right, var(--accent) 2px, transparent 2px), linear-gradient(to bottom, var(--accent) 2px, transparent 2px),
    linear-gradient(to left, var(--accent) 2px, transparent 2px), linear-gradient(to bottom, var(--accent) 2px, transparent 2px),
    linear-gradient(to left, var(--accent) 2px, transparent 2px), linear-gradient(to top, var(--accent) 2px, transparent 2px),
    linear-gradient(to right, var(--accent) 2px, transparent 2px), linear-gradient(to top, var(--accent) 2px, transparent 2px);
  background-repeat: repeat, no-repeat, no-repeat, no-repeat, no-repeat, no-repeat, no-repeat, no-repeat, no-repeat;
  background-size: auto, 22px 22px, 22px 22px, 22px 22px, 22px 22px, 22px 22px, 22px 22px, 22px 22px, 22px 22px;
  background-position: 0 0, top left, top left, top right, top right, bottom right, bottom right, bottom left,
    bottom left;
  background-color: var(--panel);
  border: 1px solid var(--panel-line);
}

.hero__media-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--steel);
}

.hero__media-label strong {
  display: block;
  color: var(--paper);
  font-size: 0.8rem;
  margin-bottom: var(--space-1);
}

.scroll-cue {
  position: relative;
  margin-top: var(--space-5);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--steel);
}

/* ============================================================
   Pillars
   ============================================================ */
.pillars__grid {
  display: grid;
  gap: var(--space-3);
}

@media (min-width: 800px) {
  .pillars__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.pillar {
  padding: var(--space-3);
  border: 1px solid var(--panel-line);
  background: var(--panel);
}

.pillar__title {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 1.1rem;
  color: var(--accent);
  margin-bottom: var(--space-1);
}

.pillar__text {
  color: var(--paper);
}

/* ============================================================
   Thesis
   ============================================================ */
.thesis__body {
  display: grid;
  gap: var(--space-4);
  max-width: 46rem;
}

.thesis__lead {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.4rem, 3vw, 2rem);
  line-height: 1.25;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.thesis__detail {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--steel);
  line-height: 1.6;
  border-left: 2px solid var(--panel-line);
  padding-left: var(--space-3);
}

/* ============================================================
   Sequence
   ============================================================ */
.sequence__list {
  display: grid;
  gap: 1px;
  background: var(--panel-line);
  border: 1px solid var(--panel-line);
}

.step {
  background: var(--ink);
  display: grid;
  grid-template-columns: 5rem 1fr;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-3);
}

.step__num {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 2.6rem;
  line-height: 1;
  color: var(--panel-line);
}

.step__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-1);
}

.step__text {
  max-width: 34rem;
  color: var(--paper);
}

@media (min-width: 700px) {
  .step {
    grid-template-columns: 6rem 1fr;
  }
}

/* ============================================================
   CTA / closing
   ============================================================ */
.cta__grid {
  display: grid;
  gap: var(--space-4);
  align-items: start;
}

@media (min-width: 900px) {
  .cta__grid {
    grid-template-columns: 1fr 1fr;
  }
}

.cta__headline {
  font-family: var(--font-display);
  font-weight: 900;
  text-transform: uppercase;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  line-height: 1.02;
}

.cta__contact {
  padding: var(--space-3);
}

.cta__contact-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  padding-block: var(--space-2);
  border-bottom: 1px solid var(--panel-line);
  font-family: var(--font-mono);
  font-size: 0.82rem;
}

.cta__contact-row:last-child {
  border-bottom: none;
}

.cta__contact-label {
  color: var(--steel);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.7rem;
}

.tbd {
  color: var(--accent2);
}

/* ============================================================
   Footer
   ============================================================ */
.footer {
  padding-block: var(--space-4);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--steel);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  justify-content: space-between;
}

/* ============================================================
   Scroll reveal
   ============================================================ */
/* Hidden-by-default only applies once JS has confirmed it can reveal
   content again — if JS fails to load, .reveal elements stay visible. */
.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .js .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}