/* ============================================================
   NOCTIS — black & purple cinematic landing
   ============================================================ */

:root {
  --black: #050505;
  --black-soft: #0a0a0d;
  --surface: #111016;
  --purple-dark: #2b0a3d;
  --purple: #7c3aed;
  --purple-bright: #a855f7;
  --purple-light: #c084fc;
  --text: #f5f3f7;
  --text-white: #fff;
  --text-purple: #ecc1ff;

  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --gutter: clamp(1.25rem, 4vw, 4rem);

  --p: 0; /* scroll progress 0..1, set from JS */
}

/* ---------- Reset / base ---------- */

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

html {
  scroll-behavior: auto;
  scrollbar-color: var(--purple-dark) var(--black);
}

html.lenis,
html.lenis body {
  height: auto;
}
.lenis.lenis-smooth {
  scroll-behavior: auto !important;
}

html,
body {
  overflow-x: clip;
}

body {
  background: var(--black);
  color: var(--text);
  font-family: var(--font-body);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: rgba(124, 58, 237, 0.45);
  color: #fff;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--black);
}
::-webkit-scrollbar-thumb {
  background: var(--purple-dark);
  border-radius: 8px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--purple);
}

a {
  color: inherit;
  text-decoration: none;
}
ul {
  list-style: none;
}
img {
  display: block;
  max-width: 100%;
}

:focus-visible {
  outline: 2px solid var(--purple-bright);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ---------- Utilities ---------- */

.container {
  width: min(1200px, 100% - (var(--gutter) * 2));
  margin-inline: auto;
}

.accent {
  background: linear-gradient(
    115deg,
    var(--purple-bright) 10%,
    var(--purple-light) 55%,
    var(--purple) 100%
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  font-size: 1rem;
  font-weight: 400;
  letter-spacing: 0.38em;
  text-transform: uppercase;
  color: var(--purple-light);
}

.eyebrow__icon {
  color: var(--purple-bright);
  translate: 0 0.2rem;
}

.eyebrow--center {
  justify-content: center;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.02;
}

.lead {
  color: var(--text-white);
  font-size: clamp(1.02rem, 1.35vw, 1.2rem);
  line-height: 1.75;
  max-width: 48ch;
  margin-top: 1.75rem;
}

.lead--center {
  margin-inline: auto;
}

/* ---------- Ambient layers ---------- */

.glow {
  position: fixed;
  z-index: 0;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(70px);
  will-change: transform;
}

.glow--a {
  width: 58vmax;
  height: 58vmax;
  top: -18vmax;
  right: -14vmax;
  background: radial-gradient(
    circle,
    rgba(124, 58, 237, 0.13) 0%,
    rgba(43, 10, 61, 0.08) 40%,
    transparent 65%
  );
  animation: drift-a 26s ease-in-out infinite alternate;
}

.glow--b {
  width: 52vmax;
  height: 52vmax;
  bottom: -20vmax;
  left: -16vmax;
  background: radial-gradient(
    circle,
    rgba(43, 10, 61, 0.55) 0%,
    rgba(124, 58, 237, 0.06) 45%,
    transparent 68%
  );
  animation: drift-b 32s ease-in-out infinite alternate;
}

@keyframes drift-a {
  from {
    transform: translate(0, 0) scale(1);
  }
  to {
    transform: translate(-7%, 9%) scale(1.12);
  }
}

@keyframes drift-b {
  from {
    transform: translate(0, 0) scale(1.08);
  }
  to {
    transform: translate(9%, -7%) scale(0.96);
  }
}

.webgl {
  position: fixed;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.grain {
  position: fixed;
  inset: 0;
  z-index: 60;
  pointer-events: none;
  opacity: 0.05;
  mix-blend-mode: soft-light;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.scroll-progress {
  position: fixed;
  z-index: 80;
  top: 50%;
  right: 1.4rem;
  width: 1px;
  height: 120px;
  transform: translateY(-50%);
  background: rgba(168, 85, 247, 0.15);
}

.scroll-progress__fill {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleY(var(--p));
  transform-origin: top;
  background: linear-gradient(to bottom, var(--purple-light), var(--purple));
  box-shadow: 0 0 10px rgba(124, 58, 237, 0.8);
}

/* ---------- Navbar ---------- */

.nav {
  position: fixed;
  z-index: 100;
  top: 1.25rem;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  padding-inline: 1rem;
}

.nav__pill {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.55rem 0.65rem 0.55rem 1.35rem;
  border-radius: 999px;
  background: rgba(10, 10, 13, 0.55);
  border: 1px solid rgba(168, 85, 247, 0.16);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow:
    0 10px 40px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(192, 132, 252, 0.08);
}

.nav__logo,
.footer__logo {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.28em;
}

.nav__logo i,
.footer__logo i {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin-left: 4px;
  border-radius: 50%;
  background: var(--purple-bright);
  box-shadow: 0 0 10px 2px rgba(168, 85, 247, 0.8);
  vertical-align: middle;
}

.nav__links {
  display: flex;
  gap: 1.6rem;
}

.nav__links a {
  position: relative;
  font-size: 0.8rem;
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--text-white);
  transition: color 0.35s var(--ease);
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 1px;
  background: var(--purple-bright);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.45s var(--ease);
}

.nav__links a:hover {
  color: var(--text);
}
.nav__links a:hover::after {
  transform: scaleX(1);
  transform-origin: left;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.95rem 1.9rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition:
    transform 0.45s var(--ease),
    box-shadow 0.45s var(--ease),
    border-color 0.45s var(--ease),
    background-color 0.45s var(--ease);
}

.btn--primary {
  color: #fff;
  background: linear-gradient(
    135deg,
    var(--purple) 0%,
    var(--purple-bright) 100%
  );
  border: 1px solid rgba(192, 132, 252, 0.35);
  box-shadow: 0 0 0 rgba(124, 58, 237, 0);
}

.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 10px 44px rgba(124, 58, 237, 0.45),
    0 0 24px rgba(168, 85, 247, 0.25);
}

.btn--ghost {
  color: var(--text);
  background: rgba(17, 16, 22, 0.35);
  border: 1px solid rgba(168, 85, 247, 0.3);
}

.btn--ghost:hover {
  transform: translateY(-2px);
  border-color: rgba(192, 132, 252, 0.6);
  box-shadow: 0 8px 32px rgba(124, 58, 237, 0.18);
}

.btn--small {
  padding: 0.55rem 1.15rem;
  font-size: 0.78rem;
}
.btn--large {
  padding: 1.15rem 2.6rem;
  font-size: 0.95rem;
}

/* ---------- Hero ---------- */

.hero {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: clip;
}

.hero::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 28vh;
  background: linear-gradient(to bottom, transparent, rgba(5, 5, 5, 0.85));
  pointer-events: none;
}

.hero__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 75vmin;
  height: 75vmin;
  transform: translate(-50%, -52%);
  background: radial-gradient(
    closest-side,
    rgba(124, 58, 237, 0.26) 0%,
    rgba(43, 10, 61, 0.14) 45%,
    transparent 72%
  );
  filter: blur(30px);
  pointer-events: none;
  animation: pulse 7s ease-in-out infinite alternate;
}

@keyframes pulse {
  from {
    opacity: 0.75;
    transform: translate(-50%, -52%) scale(0.96);
  }
  to {
    opacity: 1;
    transform: translate(-50%, -52%) scale(1.06);
  }
}

.hero__inner {
  position: relative;
  z-index: 2;
}

.hero__title {
  font-size: clamp(3.4rem, 11vw, 10.5rem);
  font-weight: 500;
  line-height: 0.96;
  letter-spacing: -0.035em;
  text-transform: uppercase;
}

.line {
  display: block;
  overflow: hidden;
  padding-block: 0.04em;
}
.line__in {
  display: block;
  will-change: transform;
}

.js .line__in {
  transform: translateY(115%);
}
.js .is-loaded .line__in {
  transform: translateY(0);
  transition: transform 1.3s var(--ease);
}
.js .is-loaded .line:nth-child(2) .line__in {
  transition-delay: 0.12s;
}
.js .is-loaded .line:nth-child(3) .line__in {
  transition-delay: 0.24s;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
  margin-top: 2.8rem;
}

.js .hero__actions,
.js .hero__scroll {
  opacity: 0;
  transform: translateY(22px);
}

.js .is-loaded .hero__actions,
.js .is-loaded .hero__scroll {
  opacity: 1;
  transform: translateY(0);
  transition:
    opacity 1.1s var(--ease),
    transform 1.1s var(--ease);
}

.js .is-loaded .hero__actions {
  transition-delay: 0.7s;
}
.js .is-loaded .hero__scroll {
  transition-delay: 1.2s;
}

.hero__scroll {
  position: absolute;
  bottom: 2.2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.8rem;
}

.js .is-loaded .hero__scroll {
  transform: translateX(-50%);
}

.mouse {
  position: relative;
  width: 26px;
  height: 42px;
  border: 1.5px solid rgba(192, 132, 252, 0.55);
  border-radius: 14px;
  background: linear-gradient(
    to bottom,
    rgba(12, 12, 16, 0.55),
    rgba(12, 12, 16, 0.12)
  );
  box-shadow:
    0 0 14px rgba(124, 58, 237, 0.25),
    inset 0 0 8px rgba(124, 58, 237, 0.12);
  animation: mouse-float 3.4s ease-in-out infinite;
  transition:
    scale 0.35s var(--ease),
    border-color 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.mouse::before {
  content: "";
  position: absolute;
  top: 1px;
  left: 50%;
  transform: translateX(-50%);
  width: 56%;
  height: 1px;
  border-radius: 1px;
  background: linear-gradient(
    to right,
    transparent,
    rgba(245, 243, 247, 0.55),
    transparent
  );
}

.mouse__wheel {
  position: absolute;
  top: 7px;
  left: 50%;
  width: 3px;
  height: 7px;
  margin-left: -1.5px;
  border-radius: 3px;
  background: var(--purple-light);
  box-shadow: 0 0 6px rgba(192, 132, 252, 0.8);
  animation: mouse-wheel 2.3s var(--ease) infinite;
  transition:
    background 0.35s var(--ease),
    box-shadow 0.35s var(--ease);
}

.mouse__trail {
  width: 3px;
  height: 3px;
  border-radius: 999px;
  background: rgba(192, 132, 252, 0.75);
  box-shadow: 0 0 8px rgba(168, 85, 247, 0.6);
  animation: mouse-trail 2.3s var(--ease) infinite;
}

@keyframes mouse-float {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(5px);
  }
}

@keyframes mouse-wheel {
  0% {
    transform: translateY(0);
    opacity: 0;
  }
  18% {
    opacity: 1;
  }
  62% {
    transform: translateY(15px);
    opacity: 1;
  }
  78%,
  100% {
    transform: translateY(19px);
    opacity: 0;
  }
}

@keyframes mouse-trail {
  0%,
  58% {
    transform: translateY(-3px) scale(0.4);
    opacity: 0;
  }
  72% {
    opacity: 0.9;
  }
  100% {
    transform: translateY(9px) scale(1);
    opacity: 0;
  }
}

.hero__scroll:hover .mouse {
  scale: 1.08;
  border-color: rgba(192, 132, 252, 0.9);
  box-shadow:
    0 0 26px rgba(139, 92, 246, 0.55),
    inset 0 0 12px rgba(124, 58, 237, 0.24);
}

.hero__scroll:hover .mouse__wheel {
  background: var(--text-white);
  box-shadow: 0 0 10px rgba(230, 213, 255, 0.95);
}

@media (max-width: 520px) {
  .mouse {
    width: 22px;
    height: 36px;
    border-radius: 12px;
  }

  .mouse__wheel {
    top: 6px;
  }
}

/* ---------- Chapters ---------- */

main {
  position: relative;
  z-index: 2;
}

.chapter {
  position: relative;
  min-height: 100svh;
  display: flex;
  align-items: center;
  padding: clamp(6rem, 14vh, 10rem) 0;
  overflow: clip;
}

@property --chapter-angle {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

.chapter__index {
  position: absolute;
  z-index: 0;
  top: 50%;
  font-family: var(--font-display);
  font-size: clamp(11rem, 26vw, 24rem);
  font-weight: 600;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(168, 85, 247, 0.22);
  text-shadow: 0 0 34px rgba(124, 58, 237, 0.14);
  transform: translateY(-50%);
  pointer-events: none;
  user-select: none;
}

/* A small illuminated segment traveling around the numeral's outline */
.chapter__index::before {
  content: attr(data-text);
  position: absolute;
  inset: 0;
  color: transparent;
  background: conic-gradient(
    from var(--chapter-angle),
    transparent 0deg,
    rgba(192, 132, 252, 0.5) 22deg,
    rgba(168, 85, 247, 0.14) 58deg,
    transparent 92deg
  );
  -webkit-background-clip: text;
  background-clip: text;
  opacity: 0.55;
  animation: chapter-light 9s linear infinite;
}

@keyframes chapter-light {
  to {
    --chapter-angle: 360deg;
  }
}

.chapter__index--right {
  right: -3.5rem;
}
.chapter__index--left {
  left: -3.5rem;
}

.chapter__inner {
  position: relative;
  z-index: 1;
}

.chapter__inner--left {
  max-width: 580px;
  margin-right: auto;
}
.chapter__inner--right {
  max-width: 580px;
  margin-left: auto;
}
.chapter__inner--center {
  max-width: 860px;
  margin-inline: auto;
  text-align: center;
}

.chapter h2 {
  position: relative;
  font-size: clamp(2.6rem, 6vw, 5.25rem);
  margin-top: 1.4rem;
}

.chapter h2::before {
  content: "";
  position: absolute;
  inset: -45% -30%;
  z-index: -1;
  background: radial-gradient(
    closest-side,
    rgba(124, 58, 237, 0.16),
    transparent 72%
  );
  filter: blur(24px);
  pointer-events: none;
}

.statement {
  font-size: clamp(2.9rem, 7.5vw, 6.5rem) !important;
}

.statement em {
  font-style: italic;
  font-weight: 300;
  color: var(--purple-light);
}

/* Meta stats (01) */

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(1.5rem, 4vw, 3rem);
  margin-top: 3rem;
}

.meta__item {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.meta__item strong {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 500;
  color: var(--purple-light);
  text-shadow: 0 0 24px rgba(168, 85, 247, 0.45);
}

.meta__item span {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-white);
}

/* Feature rows (02 / 03) */

.rows {
  margin-top: 2.75rem;
}

.rows li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1.3rem 0;
  border-top: 1px solid rgba(168, 85, 247, 0.13);
}

.rows li:last-child {
  border-bottom: 1px solid rgba(168, 85, 247, 0.13);
}

.rows strong {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 500;
  letter-spacing: -0.01em;
}

.rows span {
  font-size: 0.92rem;
  color: var(--text-white);
}

/* Specs (05) */

.specs {
  margin-top: 2.75rem;
}

.specs li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 2rem;
  padding: 1.35rem 0;
  border-top: 1px solid rgba(168, 85, 247, 0.13);
}

.specs li:last-child {
  border-bottom: 1px solid rgba(168, 85, 247, 0.13);
}

.specs span {
  font-size: 0.78rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--text);
}

.specs strong {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 2.4vw, 1.8rem);
  font-weight: 400;
  letter-spacing: -0.01em;
  color: var(--text-purple);
}

/* ---------- Bento ---------- */

.bento {
  position: relative;
  padding: clamp(8rem, 18vh, 13rem) 0;
}

.bento__title {
  font-size: clamp(2.6rem, 6vw, 5.25rem);
  margin-top: 1.4rem;
  margin-bottom: clamp(3rem, 7vh, 5rem);
}

.bento__grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(170px, auto);
  gap: 1.25rem;
}

.bento-card {
  position: relative;
  grid-column: span 2;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  padding: clamp(1.5rem, 2.4vw, 2.25rem);
  border-radius: 20px;
  background:
    linear-gradient(
      155deg,
      rgba(124, 58, 237, 0.07) 0%,
      rgba(17, 16, 22, 0.72) 42%
    ),
    var(--surface);
  border: 1px solid rgba(168, 85, 247, 0.13);
  overflow: hidden;
  transition:
    transform 0.5s var(--ease),
    border-color 0.5s var(--ease),
    box-shadow 0.5s var(--ease);
}

.bento-card::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  border-radius: inherit;
  background: radial-gradient(
    340px circle at var(--mx, 50%) var(--my, 50%),
    rgba(168, 85, 247, 0.14),
    transparent 65%
  );
  opacity: 0;
  transition: opacity 0.45s var(--ease);
  pointer-events: none;
}

.bento-card:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: 0 24px 70px -24px rgba(124, 58, 237, 0.4);
}

.bento-card:hover::after {
  opacity: 1;
}

.bento-card--xl {
  grid-column: span 4;
  grid-row: span 2;
}

.bento-card h3 {
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: -0.02em;
  margin-bottom: 0.7rem;
}

.bento-card--xl h3 {
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
}

.bento-card p {
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--text-white);
  max-width: 38ch;
}

.bento-card__tag {
  font-size: 0.66rem;
  letter-spacing: 0.34em;
  text-transform: uppercase;
  color: var(--purple-light);
}

.bento-card > h3 {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.bento-card__icon {
  color: var(--purple-bright);
  translate: 0 0.2rem;
}

.stat {
  font-family: var(--font-display);
  font-size: clamp(3.2rem, 5.5vw, 4.6rem);
  font-weight: 500;
  line-height: 1;
  background: linear-gradient(
    120deg,
    var(--purple-bright),
    var(--purple-light)
  );
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 0 22px rgba(124, 58, 237, 0.35));
}

.stat span {
  font-size: 0.35em;
  margin-left: 0.3em;
  letter-spacing: 0.1em;
}

/* ---------- Final CTA ---------- */

.cta {
  position: relative;
  min-height: 95svh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: clip;
}

.cta::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 80vmin;
  height: 80vmin;
  transform: translate(-50%, -50%);
  background: radial-gradient(
    closest-side,
    rgba(124, 58, 237, 0.16),
    transparent 70%
  );
  filter: blur(40px);
  pointer-events: none;
}

.cta__inner {
  position: relative;
  z-index: 1;
}

.cta__title {
  font-size: clamp(3.4rem, 10vw, 9rem);
  text-transform: uppercase;
  line-height: 0.98;
  margin-top: 1.6rem;
}

.cta__actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
  margin: 3rem 0;
}

.cta__note {
  font-size: 0.75rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--text-white);
}

/* ---------- Footer ---------- */

.footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid rgba(168, 85, 247, 0.1);
  padding: 2.75rem 0;
  background: rgba(5, 5, 5, 0.6);
}

.footer__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.footer__links,
.footer__social {
  display: flex;
  gap: 1.75rem;
}

.footer__links a,
.footer__social a {
  font-size: 0.8rem;
  color: var(--text-white);
  transition: color 0.35s var(--ease);
}

.footer__links a:hover {
  color: var(--purple-light);
}

.footer__social {
  gap: 0.75rem;
}

.footer__social a:hover .btn__icon {
  color: var(--purple-light);
}

.footer__copy {
  font-size: 0.78rem;
  color: var(--text-white);
  opacity: 0.75;
}

/* ---------- Reveal animations ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(38px);
  transition:
    opacity 1s var(--ease),
    transform 1s var(--ease);
  transition-delay: calc(var(--i, 0) * 95ms);
  will-change: opacity, transform;
}

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

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
  .bento__grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .bento-card,
  .bento-card--xl {
    grid-column: span 1;
    grid-row: auto;
  }
  .bento-card--xl {
    grid-column: span 2;
  }

  .chapter__index {
    font-size: clamp(9rem, 34vw, 16rem);
    opacity: 0.75;
  }
}

@media (max-width: 860px) {
  .nav__links {
    display: none;
  }
  .nav__pill {
    gap: 1.25rem;
  }
}

@media (max-width: 640px) {
  .bento__grid {
    grid-template-columns: 1fr;
  }
  .bento-card--xl {
    grid-column: span 1;
  }

  .scroll-progress {
    display: none;
  }

  .hero__actions .btn {
    width: 100%;
    max-width: 320px;
  }

  .chapter__inner--left,
  .chapter__inner--right {
    max-width: 100%;
  }

  .chapter__index--right {
    right: -1.5rem;
  }
  .chapter__index--left {
    left: -1.5rem;
  }

  .specs strong {
    font-size: 1.15rem;
  }

  .footer__inner {
    flex-direction: column;
    text-align: center;
  }
}

/* ---------- Reduced motion ---------- */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
  .js .line__in {
    transform: none;
  }
  .js .hero__eyebrow,
  .js .hero__sub,
  .js .hero__actions {
    opacity: 1;
    transform: none;
  }
  .js .hero__scroll {
    opacity: 1;
    transform: translateX(-50%);
  }
}

/* ============================================================
   Multi-scene journey — heights, interludes, pinned scenes
   ============================================================ */

.scene-110 {
  min-height: 110vh;
}
.scene-130 {
  min-height: 130vh;
}
.scene-150 {
  min-height: 150vh;
}
.scene-160 {
  min-height: 160vh;
}
.scene-180 {
  min-height: 180vh;
}
.scene-200 {
  min-height: 200vh;
}
.scene-250 {
  min-height: 250vh;
}

/* Interludes: minimal typography scenes between chapters */

.interlude {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: clip;
  padding: clamp(6rem, 14vh, 10rem) 0;
}

.interlude--left {
  justify-content: flex-start;
  text-align: left;
}
.interlude--right {
  justify-content: flex-end;
  text-align: right;
}
.interlude--top {
  align-items: flex-start;
  padding-top: 0;
  padding-bottom: 0;
}

.interlude__inner {
  position: relative;
  z-index: 1;
  max-width: 900px;
}

.interlude__title {
  font-size: clamp(3rem, 9vw, 8rem);
  text-transform: uppercase;
  line-height: 0.98;
  margin-top: 1.4rem;
}

.interlude__sub {
  margin-top: 1.6rem;
  font-size: 1.2rem;
  letter-spacing: 0.12em;
  color: var(--text-white);
}

/* Huge outlined word drifting behind the content */

.giant-word {
  position: absolute;
  top: 50%;
  left: 50%;
  z-index: 0;
  transform: translate(-50%, -50%);
  font-family: var(--font-display);
  font-size: clamp(8rem, 24vw, 24rem);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.02em;
  white-space: nowrap;
  color: transparent;
  -webkit-text-stroke: 1px rgba(168, 85, 247, 0.1);
  pointer-events: none;
  user-select: none;
  animation: giant-drift 20s ease-in-out infinite alternate;
}

@keyframes giant-drift {
  from {
    transform: translate(-55%, -50%);
  }
  to {
    transform: translate(-45%, -50%);
  }
}

/* Sticky pinned text for long flight scenes */

.pin {
  position: sticky;
  top: 0;
  z-index: 1;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.2rem;
  text-align: center;
}

/* Void: an almost entirely black pause */

.void {
  text-align: center;
}

.void__canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.void__word {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 1.5vw, 1.3rem);
  font-weight: 400;
  letter-spacing: 0.55em;
  text-transform: uppercase;
  color: var(--text-white);
}

/* Purple glow rising from the bottom of the horizon scene */

.horizon-glow {
  position: absolute;
  left: 50%;
  bottom: -12%;
  z-index: 0;
  width: 130vw;
  height: 62vh;
  transform: translateX(-50%);
  background:
    radial-gradient(
      ellipse 46% 72% at 50% 96%,
      rgba(255, 251, 255, 0.5) 0%,
      rgba(230, 210, 255, 0.26) 26%,
      rgba(168, 85, 247, 0.12) 52%,
      transparent 74%
    ),
    radial-gradient(
      ellipse at 50% 100%,
      rgba(124, 58, 237, 0.26) 0%,
      rgba(43, 10, 61, 0.14) 45%,
      transparent 72%
    );
  filter: blur(26px);
  pointer-events: none;
}

.horizon-glow::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 9%;
  width: 86vw;
  height: 3px;
  transform: translateX(-50%);
  background: linear-gradient(
    to right,
    transparent,
    rgba(192, 132, 252, 0.35) 32%,
    rgba(255, 255, 255, 0.75) 50%,
    rgba(192, 132, 252, 0.35) 68%,
    transparent
  );
  filter: blur(2px);
}

@media (max-width: 640px) {
  .giant-word {
    font-size: 26vw;
  }
  .interlude__title {
    font-size: clamp(2.6rem, 13vw, 4.5rem);
  }
  .scene-250 {
    min-height: 220vh;
  }
  .scene-200 {
    min-height: 180vh;
  }
  .scene-180 {
    min-height: 160vh;
  }
}

/* ============================================================
   Technology info box (07 — Return)
   ============================================================ */

.tech-info {
  position: fixed;
  left: 50%;
  bottom: clamp(1.5rem, 5vh, 3rem);
  z-index: 90;
  display: flex;
  align-items: flex-start;
  gap: 1.2rem;
  width: max-content;
  max-width: min(480px, calc(100vw - 2.5rem));
  padding: 1.4rem 1.7rem;
  border-radius: 18px;
  background: rgba(10, 10, 13, 0.62);
  border: 1px solid rgba(168, 85, 247, 0.16);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.5),
    inset 0 1px 0 rgba(192, 132, 252, 0.06);
  opacity: 0;
  transform: translate(-50%, 14px) scale(0.97);
  pointer-events: none;
  transition:
    opacity 0.45s var(--ease),
    transform 0.45s var(--ease),
    border-color 0.45s var(--ease),
    box-shadow 0.45s var(--ease);
}

.tech-info.is-active {
  opacity: 1;
  transform: translate(-50%, 0) scale(1);
  border-color: rgba(168, 85, 247, 0.35);
  border-color: color-mix(in srgb, var(--tech-color, #a855f7) 40%, transparent);
  box-shadow:
    0 18px 50px rgba(0, 0, 0, 0.5),
    0 0 34px color-mix(in srgb, var(--tech-color, #a855f7) 20%, transparent);
}

.tech-info__icon {
  flex: none;
  width: 46px;
  height: 46px;
  margin-top: 0.15rem;
  color: var(--tech-color, #a855f7);
  filter: drop-shadow(
    0 0 10px color-mix(in srgb, var(--tech-color, #a855f7) 55%, transparent)
  );
}

.tech-info__icon svg {
  display: block;
  width: 100%;
  height: 100%;
}

.tech-info__name {
  font-family: var(--font-display);
  font-size: 1.12rem;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.tech-info__desc {
  margin-top: 0.35rem;
  font-size: 0.88rem;
  line-height: 1.55;
  color: var(--text-white);
}

@media (max-width: 640px) {
  .tech-info {
    bottom: 1.25rem;
    gap: 0.95rem;
    padding: 1.05rem 1.2rem;
  }

  .tech-info__icon {
    width: 38px;
    height: 38px;
  }
}

/* ============================================================
   Button inline icons (Tabler)
   ============================================================ */

.btn__icon {
  display: inline-flex;
  align-items: center;
  color: var(--text);
  transition:
    color 0.35s var(--ease),
    transform 0.35s var(--ease);
}

.btn__icon svg {
  display: block;
  width: 18px;
  height: 18px;
}

.btn:hover .btn__icon--arrow {
  transform: translateX(3px);
}

/* ============================================================
   Cal.com booking area (visible only when a link is configured)
   ============================================================ */

.booking {
  display: none;
}

.booking.is-enabled {
  display: block;
  width: 100%;
  max-width: 900px;
  margin: 3.5rem auto 0;
  padding: 0.5rem;
  border-radius: 20px;
  background: rgba(17, 16, 22, 0.55);
  border: 1px solid rgba(168, 85, 247, 0.16);
  box-shadow: 0 24px 70px -30px rgba(124, 58, 237, 0.35);
}

.booking__cal {
  width: 100%;
  min-height: 620px;
  overflow: auto;
  border-radius: 14px;
}

@media (max-width: 640px) {
  .booking__cal {
    min-height: 540px;
  }
}

/* ============================================================
   Legal pages
   ============================================================ */

.legal-page {
  position: relative;
  z-index: 2;
  padding: clamp(6rem, 14vh, 10rem) 0 clamp(5rem, 10vh, 8rem);
}

.legal-header {
  max-width: 640px;
  margin-bottom: clamp(2.5rem, 6vh, 4rem);
}

.legal-header h1 {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5.5vw, 4.25rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.05;
  margin-top: 1.2rem;
}

.legal-header p {
  color: var(--text-white);
  line-height: 1.7;
  margin-top: 1rem;
}

.legal-content {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 860px;
}

.legal-content .card,
.legal-content .data-card {
  padding: clamp(1.4rem, 2.4vw, 2rem);
  border-radius: 18px;
  background:
    linear-gradient(
      155deg,
      rgba(124, 58, 237, 0.05) 0%,
      rgba(17, 16, 22, 0.7) 42%
    ),
    var(--surface);
  border: 1px solid rgba(168, 85, 247, 0.12);
  transition:
    transform 0.5s var(--ease),
    border-color 0.5s var(--ease),
    box-shadow 0.5s var(--ease),
    background-color 0.5s var(--ease);
}

.legal-content .card:hover,
.legal-content .data-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.38);
  background-color: rgba(124, 58, 237, 0.04);
  box-shadow: 0 20px 55px -22px rgba(124, 58, 237, 0.38);
}

.legal-content h2 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 0.8rem;
}

.legal-content p,
.legal-content li {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--text-white);
}

.legal-content p + p {
  margin-top: 0.6rem;
}

.legal-content ul {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  padding-left: 1.1rem;
  list-style: disc;
}

.legal-content li::marker {
  color: var(--purple);
}

.legal-content strong {
  color: var(--text);
  font-weight: 500;
}

.legal-content a {
  color: var(--purple-light);
  transition: color 0.3s var(--ease);
}

.legal-content a:hover {
  color: var(--text);
}

.legal-content .note,
.legal-page .meta,
.legal-page .footer-note {
  font-size: 0.85rem;
  color: var(--text-white);
  opacity: 0.85;
}

.legal-page .meta,
.legal-page .footer-note {
  max-width: 860px;
  margin-top: 2.5rem;
}

/* ============================================================
   Blog
   ============================================================ */

.nav__links a[aria-current="page"] {
  color: var(--text);
}
.nav__links a[aria-current="page"]::after {
  transform: scaleX(1);
  transform-origin: left;
}

.blog-hero {
  position: relative;
  z-index: 2;
  padding: clamp(2rem, 4vw, 4rem) 0 clamp(1rem, 2vw, 2rem);
}

.blog-hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6.5vw, 5.5rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.02;
  margin-top: 1.4rem;
}

.blog-hero p {
  max-width: 52ch;
  margin-top: 1.5rem;
  color: var(--text-white);
  line-height: 1.75;
}

.blog {
  position: relative;
  z-index: 2;
  padding: clamp(2rem, 5vh, 3.5rem) 0 clamp(6rem, 12vh, 9rem);
}

.blog-tabs {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: clamp(2rem, 5vh, 3rem);
  padding-bottom: 1.4rem;
  border-bottom: 1px solid rgba(168, 85, 247, 0.12);
}

.blog-tabs__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font: inherit;
  font-size: 0.74rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--text-white);
  background: none;
  border: 1px solid rgba(168, 85, 247, 0.16);
  border-radius: 999px;
  padding: 0.6rem 1.15rem;
  cursor: pointer;
  transition:
    color 0.35s var(--ease),
    border-color 0.35s var(--ease),
    background-color 0.35s var(--ease),
    opacity 0.35s var(--ease);
}

.blog-tabs__btn:not(:disabled):hover {
  color: var(--text);
  border-color: rgba(168, 85, 247, 0.45);
  background: rgba(124, 58, 237, 0.08);
}

.blog-tabs__btn:disabled {
  opacity: 0.32;
  cursor: default;
}

.blog-tabs__current {
  font-family: var(--font-display);
  font-size: clamp(1.05rem, 2.2vw, 1.3rem);
  letter-spacing: 0.06em;
  text-align: center;
}

.blog-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.blog-empty {
  padding: clamp(2.5rem, 7vh, 4.5rem) 0;
  text-align: center;
  color: var(--text-white);
}

.post-row {
  width: 100%;
  gap: 1.15rem;
  padding: clamp(1.9rem, 3.2vw, 2.9rem);
}

.post-row h2 {
  font-size: clamp(1.5rem, 2.6vw, 2.05rem);
}

.post-row__meta {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
}

.post-row__meta time {
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
  color: var(--text-white);
}

/* Blog content */

.post-card__content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.post-card__content p {
  margin: 0;
  line-height: 1.7;
}

.post-code {
  margin: 0;
  padding: 1.25rem;
  overflow-x: auto;

  border: 1px solid var(--border);
  border-radius: 0.75rem;

  background: #2e194e;
  color: #eee;

  font-family: monospace;
  font-size: 0.875rem;
  line-height: 1.6;
}

.post-code code {
  font: inherit;
  white-space: pre;
}

@media (max-width: 640px) {
  .blog-tabs {
    flex-wrap: wrap;
    justify-content: center;
  }

  .blog-tabs__current {
    order: -1;
    width: 100%;
  }
}

.post-card {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  padding: clamp(1.5rem, 2.4vw, 2.25rem);
  border-radius: 20px;
  background:
    linear-gradient(
      155deg,
      rgba(124, 58, 237, 0.06) 0%,
      rgba(17, 16, 22, 0.72) 42%
    ),
    var(--surface);
  border: 1px solid rgba(168, 85, 247, 0.13);
}

.post-card:hover {
  border-color: rgba(168, 85, 247, 0.4);
  background-color: rgba(124, 58, 237, 0.04);
  box-shadow: 0 24px 60px -24px rgba(124, 58, 237, 0.4);
}

.post-card__category {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.66rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--purple-light);
}

.post-card h2 {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2vw, 1.55rem);
  font-weight: 500;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.post-card > p {
  flex: 1;
  font-size: 0.94rem;
  line-height: 1.65;
  color: var(--text-white);
}

/* Blog — category icons, nav arrows, external-link buttons */

.post-card__category-icon {
  display: inline-flex;
}

.post-card__category-icon:empty {
  display: none;
}

.post-card__category-icon svg {
  width: 13px;
  height: 13px;
}

.blog-tabs__icon {
  display: inline-flex;
}

.blog-tabs__icon svg {
  width: 14px;
  height: 14px;
}

.post-link {
  align-self: flex-start;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.5rem 1.05rem;
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 999px;
  background: rgba(124, 58, 237, 0.08);
  color: var(--purple-light);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition:
    color 0.35s var(--ease),
    border-color 0.35s var(--ease),
    background-color 0.35s var(--ease),
    transform 0.35s var(--ease);
}

.post-link:hover {
  color: var(--text-white);
  border-color: rgba(168, 85, 247, 0.55);
  background: rgba(124, 58, 237, 0.16);
  transform: translateY(-1px);
}

.post-link__icon {
  display: inline-flex;
}

.post-link__icon:empty {
  display: none;
}

.post-link__icon svg {
  width: 14px;
  height: 14px;
}

/* ------------------------------------------------------------
   Capability cards — interactive circular waves (spawned from JS)
------------------------------------------------------------ */

.bento-card > :not(.wave) {
  position: relative;
  z-index: 1;
}

.bento-card .wave {
  position: absolute;
  z-index: 0;
  width: 0;
  height: 0;
  border: 1px solid rgba(168, 85, 247, 0.5);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  animation: wave-expand 1.15s var(--ease) forwards;
}

@keyframes wave-expand {
  0% {
    width: 0;
    height: 0;
    opacity: 1;
    filter: blur(0);
  }
  100% {
    width: var(--wave-size, 380px);
    height: var(--wave-size, 380px);
    opacity: 0;
    filter: blur(3px);
  }
}

/* ------------------------------------------------------------
   Legal pages — barely-there ambient background
------------------------------------------------------------ */

.legal-page::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(
      60vw 60vh at 85% 8%,
      rgba(124, 58, 237, 0.06),
      transparent 60%
    ),
    radial-gradient(
      70vw 70vh at 10% 92%,
      rgba(43, 10, 61, 0.32),
      transparent 65%
    ),
    radial-gradient(
      50vw 50vh at 50% 50%,
      rgba(124, 58, 237, 0.025),
      transparent 60%
    );
}

.legal-page::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.04;
  mix-blend-mode: soft-light;
  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='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* ------------------------------------------------------------
   Project carousel (Dissolution interlude)
------------------------------------------------------------ */

.carousel {
  position: relative;
  width: 100%;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(
    to right,
    transparent,
    #000 10%,
    #000 90%,
    transparent
  );
  mask-image: linear-gradient(
    to right,
    transparent,
    #000 10%,
    #000 90%,
    transparent
  );
}

.carousel__frame {
  position: relative;
  width: 100%;
  margin-top: clamp(2.25rem, 5vh, 3.5rem);
}

.carousel__nav {
  position: absolute;
  top: 50%;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3.4rem;
  height: 3.4rem;
  margin-top: -1.7rem;
  padding: 0;
  border-radius: 999px;
  color: var(--purple-light);
  background: rgba(8, 8, 11, 0.85);
  border: 1.5px solid rgba(168, 85, 247, 0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow:
    0 0 24px rgba(124, 58, 237, 0.35),
    inset 0 0 12px rgba(124, 58, 237, 0.12);
  cursor: pointer;
  transition:
    opacity 0.35s var(--ease),
    border-color 0.35s var(--ease),
    background 0.35s var(--ease),
    box-shadow 0.35s var(--ease),
    transform 0.35s var(--ease);
}

.carousel__nav span {
  display: flex;
}

.carousel__nav svg {
  display: block;
  width: 24px;
  height: 24px;
}

.carousel__nav--left {
  left: 0.9rem;
}

.carousel__nav--right {
  right: 0.9rem;
}

.carousel__nav:hover:not(:disabled) {
  background: rgba(124, 58, 237, 0.5);
  border-color: rgba(192, 132, 252, 0.9);
  box-shadow:
    0 0 38px rgba(139, 92, 246, 0.6),
    inset 0 0 14px rgba(192, 132, 252, 0.25);
  transform: scale(1.08);
}

.carousel__nav:active:not(:disabled) {
  transform: scale(0.95);
}

.carousel__nav:disabled {
  opacity: 0.22;
  cursor: default;
  box-shadow: none;
}

.carousel__nav:focus-visible {
  outline: 1.5px solid rgba(192, 132, 252, 0.8);
  outline-offset: 3px;
}

.carousel__track {
  display: flex;
  gap: clamp(1rem, 2vw, 1.5rem);
  padding: 0.5rem 12%;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  user-select: none;
}

.carousel__track::-webkit-scrollbar {
  display: none;
}

.carousel-card {
  position: relative;
  flex: 0 0 clamp(210px, 26vw, 300px);
  aspect-ratio: 4 / 5;
  scroll-snap-align: center;
  border-radius: 18px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
  border: 1px solid rgba(168, 85, 247, 0.14);
  transition:
    transform 0.5s var(--ease),
    border-color 0.5s var(--ease),
    box-shadow 0.5s var(--ease);
}

.carousel-card:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 85, 247, 0.4);
  box-shadow: 0 20px 60px -20px rgba(124, 58, 237, 0.4);
}

.carousel-card__overlay {
  position: absolute;
  inset: auto 0 0 0;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.9rem;
  padding: 3.4rem 1.3rem 1.3rem;
  background:
    linear-gradient(
      to top,
      rgba(5, 5, 5, 0.94) 0%,
      rgba(9, 6, 16, 0.58) 46%,
      transparent 80%
    ),
    linear-gradient(165deg, transparent 55%, rgba(124, 58, 237, 0.18) 100%);
}

.carousel-card__title {
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 2.4vw, 2.15rem);
  font-weight: 500;
  letter-spacing: -0.03em;
  line-height: 1.04;
  color: var(--text-white);
  text-shadow:
    0 2px 16px rgba(0, 0, 0, 0.8),
    0 0 38px rgba(0, 0, 0, 0.55);
}

.carousel-card__link {
  pointer-events: auto;
  background: rgba(124, 58, 237, 0.26);
  border-color: rgba(192, 132, 252, 0.55);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  box-shadow:
    0 6px 26px -6px rgba(124, 58, 237, 0.5),
    inset 0 0 0 1px rgba(245, 243, 247, 0.05);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.65);
}

.carousel-card__link:hover {
  transform: translateY(-2px) scale(1.045);
  background: rgba(124, 58, 237, 0.48);
  border-color: rgba(192, 132, 252, 0.8);
  box-shadow:
    0 12px 38px -6px rgba(124, 58, 237, 0.65),
    0 0 24px rgba(168, 85, 247, 0.32);
}

.carousel-card__link:hover .btn__icon--arrow {
  transform: translateX(4px);
}

@media (max-width: 640px) {
  .carousel__track {
    padding: 0.5rem 8%;
  }
  .carousel-card {
    flex-basis: clamp(190px, 62vw, 240px);
  }
}

/* ------------------------------------------------------------
   Accordion (02 Proyectos) — editorial, one open at a time
------------------------------------------------------------ */

.accordion {
  margin-top: 2.75rem;
}

.accordion__item {
  border-top: 1px solid rgba(168, 85, 247, 0.13);
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 15, 0.92),
    rgba(4, 4, 7, 0.92)
  );
  transition:
    border-color 0.5s var(--ease),
    background 0.5s var(--ease);
}

.accordion__item:last-child {
  border-bottom: 1px solid rgba(168, 85, 247, 0.13);
}

.accordion__item.is-open {
  border-top-color: rgba(168, 85, 247, 0.38);
  background: linear-gradient(
    to right,
    rgba(81, 36, 159, 0.262),
    rgb(4, 4, 7) 62%
  );
}

.accordion__item.is-open:last-child {
  border-bottom-color: rgba(168, 85, 247, 0.38);
}

.accordion__head {
  display: grid;
  grid-template-columns: 2.6rem 1fr 1.6rem;
  align-items: center;
  gap: 1rem;
  width: 100%;
  padding: 1.3rem 1rem 1.3rem 1rem;
  background: none;
  border: 0;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.accordion__index {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.14em;
  color: rgba(192, 132, 252, 0.5);
  transition: color 0.4s var(--ease);
}

.accordion__item.is-open .accordion__index {
  color: var(--purple-light);
}

.accordion__title {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  font-weight: 500;
  letter-spacing: -0.01em;
  transition:
    transform 0.5s var(--ease),
    color 0.4s var(--ease);
}

.accordion__head:hover .accordion__title,
.accordion__item.is-open .accordion__title {
  color: var(--text-purple);
  transform: translateX(4px);
}

.accordion__icon {
  position: relative;
  width: 1.05rem;
  height: 1.05rem;
  justify-self: end;
  transition: transform 0.55s var(--ease);
}

.accordion__icon::before,
.accordion__icon::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: rgba(192, 132, 252, 0.784);
  transform: translateY(-50%);
}

.accordion__icon::after {
  transform: translateY(-50%) rotate(90deg);
}

.accordion__item.is-open .accordion__icon {
  transform: rotate(135deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.55s var(--ease);
}

.accordion__item.is-open .accordion__panel {
  grid-template-rows: 1fr;
}

.accordion__body {
  overflow: hidden;
  min-height: 0;
  opacity: 0;
  transform: translateY(-6px);
  transition:
    opacity 0.45s var(--ease),
    transform 0.55s var(--ease);
}

.accordion__item.is-open .accordion__body {
  opacity: 1;
  transform: translateY(0);
}

.accordion__body p {
  padding: 0 1rem 0 3.6rem;
  font-size: 1rem;
  color: var(--text);
  max-width: 48ch;
}

.accordion__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  list-style: none;
  padding: 0.85rem 1rem 1.35rem 3.6rem;
}

.accordion__meta li {
  font-size: 0.66rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--purple-bright);
  border: 1px solid var(--purple);
  border-radius: 999px;
  padding: 0.24rem 0.7rem;
  background: rgba(124, 58, 237, 0.174);
}

@media (max-width: 520px) {
  .accordion__head {
    grid-template-columns: 2.2rem 1fr 1.4rem;
  }
  .accordion__body p,
  .accordion__meta {
    padding-left: 3.2rem;
  }
}

/* Principles — animated WebGL micro-visuals (03) */

.rows--principles {
  position: relative;
  max-width: 560px;
  margin-inline: auto;
  text-align: left;
}

.rows--principles li {
  display: grid;
  grid-template-columns: 84px 1fr;
  align-items: center;
  gap: 1.25rem;
}

.principle__visual {
  display: block;
  position: relative;
  overflow: hidden;
  width: 84px;
  height: 84px;
  border-radius: 16px;
  border: 1px solid rgba(168, 85, 247, 0.16);
  background: rgba(10, 10, 13, 0.55);
  box-shadow: inset 0 0 24px rgba(5, 5, 5, 0.6);
  transition:
    border-color 0.35s ease,
    box-shadow 0.35s ease;
}

.rows--principles li:hover .principle__visual {
  border-color: rgba(192, 132, 252, 0.42);
  box-shadow:
    inset 0 0 24px rgba(5, 5, 5, 0.6),
    0 0 26px rgba(139, 92, 246, 0.22);
}

.principle__content {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.rows--principles strong {
  font-size: 1.2rem;
}

.rows--principles .principle__content span {
  font-size: 1rem;
  line-height: 1.45;
}

.principles-canvas {
  display: block;
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

@media (max-width: 520px) {
  .rows--principles li {
    grid-template-columns: 64px 1fr;
    gap: 1rem;
  }
  .principle__visual {
    width: 64px;
    height: 64px;
    border-radius: 13px;
  }
}

/* DNA chapter — hidden helix field revealed by the pointer */

.dna-reveal__canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}