/* =========================================================
   Centynova — Página de inicio
   Sistema visual, componentes y diseño responsivo
   ========================================================= */

:root {
  --color-primary: #0b7cff;
  --color-primary-strong: #0057dc;
  --color-secondary: #00d8ff;
  --color-accent: #a8ef00;
  --color-accent-strong: #78c900;
  --color-academic: #dc1224;
  --color-academic-bright: #ff3144;
  --color-gold: #c6902f;

  --bg-deep: #030711;
  --bg-dark: #061020;
  --bg-dark-soft: #0a172b;
  --bg-mid: #0d1c31;
  --bg-light: #f6f9fc;
  --bg-white: #ffffff;
  --bg-academic: #170308;

  --text-on-dark: #f4f8ff;
  --text-on-dark-muted: #a9b8cf;
  --text-main: #0c1a2f;
  --text-muted: #5f6c7f;
  --border-dark: rgba(132, 182, 239, 0.18);
  --border-light: rgba(13, 42, 78, 0.13);
  --border-accent: rgba(168, 239, 0, 0.4);

  --shadow-xs: 0 6px 18px rgba(0, 20, 52, 0.08);
  --shadow-sm: 0 12px 32px rgba(0, 20, 52, 0.12);
  --shadow-md: 0 24px 70px rgba(0, 20, 52, 0.18);
  --shadow-dark: 0 30px 90px rgba(0, 0, 0, 0.38);
  --glow-blue: 0 0 45px rgba(0, 142, 255, 0.32);
  --glow-cyan: 0 0 45px rgba(0, 216, 255, 0.28);
  --glow-lime: 0 0 38px rgba(168, 239, 0, 0.22);

  --radius-xs: 0.6rem;
  --radius-sm: 0.9rem;
  --radius-md: 1.35rem;
  --radius-lg: 2rem;
  --radius-xl: 2.75rem;
  --radius-pill: 999px;

  --space-1: 0.35rem;
  --space-2: 0.65rem;
  --space-3: 0.9rem;
  --space-4: 1.25rem;
  --space-5: 1.75rem;
  --space-6: 2.4rem;
  --space-7: 3.2rem;
  --space-8: 4.5rem;
  --space-9: 6.5rem;
  --space-10: 8.5rem;

  --duration-fast: 180ms;
  --duration-base: 360ms;
  --duration-slow: 760ms;
  --ease-standard: cubic-bezier(0.2, 0.75, 0.25, 1);
  --ease-spring: cubic-bezier(0.22, 1, 0.36, 1);

  --container: 1220px;
  --container-wide: 1440px;
  --header-height: 74px;
  --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-display: "Segoe UI Variable Display", Inter, ui-sans-serif, system-ui, sans-serif;
  --fs-display: clamp(2.75rem, 6.6vw, 6.3rem);
  --fs-h2: clamp(2.15rem, 4.7vw, 4.55rem);
  --fs-h3: clamp(1.1rem, 1.9vw, 1.45rem);
  --fs-body-lg: clamp(1.05rem, 1.55vw, 1.25rem);
  --fs-body: clamp(0.97rem, 1.15vw, 1.08rem);
  --fs-small: 0.88rem;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 18px);
  background: var(--bg-deep);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  background: var(--bg-deep);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: var(--fs-body);
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

img,
svg {
  display: block;
}

img {
  max-width: 100%;
  height: auto;
}

svg {
  width: 1em;
  height: 1em;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  color: inherit;
  font: inherit;
}

button,
a,
input,
select,
textarea {
  -webkit-tap-highlight-color: transparent;
}

button {
  border: 0;
}

p,
h1,
h2,
h3,
ul,
ol,
figure {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--font-display);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

h1 {
  font-size: var(--fs-display);
  font-weight: 760;
}

h2 {
  font-size: var(--fs-h2);
  font-weight: 750;
}

h3 {
  font-size: var(--fs-h3);
}

::selection {
  background: rgba(0, 216, 255, 0.28);
  color: inherit;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 4px;
}

.svg-sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.skip-link {
  position: fixed;
  z-index: 9999;
  top: 0.7rem;
  left: 0.7rem;
  transform: translateY(-160%);
  border-radius: var(--radius-sm);
  background: var(--bg-white);
  color: var(--text-main);
  padding: 0.8rem 1rem;
  font-weight: 800;
  box-shadow: var(--shadow-md);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.skip-link:focus {
  transform: translateY(0);
}

.reading-progress {
  position: fixed;
  z-index: 1200;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  pointer-events: none;
}

.reading-progress span {
  display: block;
  width: 100%;
  height: 100%;
  transform: scaleX(0);
  transform-origin: left center;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  box-shadow: 0 0 20px rgba(0, 216, 255, 0.8);
}

.cursor-glow {
  position: fixed;
  z-index: 0;
  width: 380px;
  height: 380px;
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(-50%, -50%, 0);
  background: radial-gradient(circle, rgba(0, 216, 255, 0.09), transparent 68%);
  filter: blur(10px);
  transition: opacity var(--duration-base) ease;
}

.cursor-glow.is-visible {
  opacity: 1;
}

.container {
  position: relative;
  z-index: 2;
  width: 95%;
  margin-inline: auto;
}

.section-dark,
.section-mid,
.section-light,
.section-academy {
  position: relative;
  width: 100%;
  isolation: isolate;
}

.section-dark {
  overflow: hidden;
  background: var(--bg-dark);
  color: var(--text-on-dark);
}

.section-mid {
  overflow: hidden;
  background: linear-gradient(180deg, #0b1729 0%, #0d1b30 100%);
  color: var(--text-on-dark);
}

.section-light {
  overflow: hidden;
  background: var(--bg-light);
  color: var(--text-main);
}

.section-heading {
  max-width: 760px;
}

.section-heading h2 {
  margin-bottom: 1.3rem;
}

.section-heading p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: var(--fs-body-lg);
}

.section-dark .section-heading p,
.section-mid .section-heading p,
.section-academy .section-heading p {
  color: var(--text-on-dark-muted);
}

.section-heading--center {
  margin-inline: auto;
  text-align: center;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1rem;
  color: var(--color-secondary);
  font-size: 0.76rem;
  font-weight: 850;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-kicker::before {
  width: 2.2rem;
  height: 2px;
  content: "";
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
}

.section-kicker--gold {
  color: var(--color-gold);
}

.section-kicker--gold::before {
  background: linear-gradient(90deg, var(--color-gold), #f1ca78);
}

.section-kicker--academy {
  color: #ff6676;
}

.section-kicker--academy::before {
  background: linear-gradient(90deg, var(--color-academic-bright), var(--color-accent));
}

.split-heading {
  display: grid;
  align-items: end;
  gap: 2.4rem;
  margin-bottom: 3.5rem;
}

.split-heading > p {
  max-width: 590px;
  margin: 0;
  color: var(--text-on-dark-muted);
  font-size: var(--fs-body-lg);
}

.section-light .split-heading > p {
  color: var(--text-muted);
}

.gradient-text {
  color: transparent;
  background: linear-gradient(120deg, #f8fbff 10%, var(--color-secondary) 52%, var(--color-accent) 92%);
  -webkit-background-clip: text;
  background-clip: text;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  margin-bottom: 1.2rem;
  border: 1px solid rgba(128, 213, 255, 0.3);
  border-radius: var(--radius-pill);
  background: rgba(7, 20, 39, 0.62);
  color: #dff7ff;
  padding: 0.55rem 0.85rem;
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  backdrop-filter: blur(14px);
}

.eyebrow svg {
  color: var(--color-accent);
  font-size: 1.05rem;
}

.button {
  position: relative;
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  overflow: hidden;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  padding: 0.86rem 1.35rem;
  font-size: 0.94rem;
  font-weight: 780;
  line-height: 1.1;
  text-align: center;
  transition: transform var(--duration-fast) var(--ease-standard), box-shadow var(--duration-base) ease, background var(--duration-base) ease, color var(--duration-fast) ease, border-color var(--duration-fast) ease;
}

.button::before {
  position: absolute;
  inset: 0 auto 0 -45%;
  width: 36%;
  content: "";
  transform: skewX(-18deg);
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.34), transparent);
  transition: left 650ms var(--ease-standard);
}

.button:hover::before {
  left: 120%;
}

.button:hover {
  transform: translateY(-2px);
}

.button svg {
  font-size: 1.18rem;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.button:hover svg {
  transform: translateX(4px);
}

.button--primary {
  background: linear-gradient(115deg, var(--color-primary) 0%, var(--color-secondary) 54%, var(--color-accent) 120%);
  color: #02111e;
  box-shadow: 0 12px 38px rgba(0, 178, 255, 0.28);
}

.button--primary:hover {
  box-shadow: 0 18px 48px rgba(0, 178, 255, 0.38);
}

.button--ghost {
  border-color: rgba(202, 232, 255, 0.28);
  background: rgba(255, 255, 255, 0.045);
  color: var(--text-on-dark);
  backdrop-filter: blur(12px);
}

.button--ghost:hover {
  border-color: rgba(168, 239, 0, 0.55);
  background: rgba(168, 239, 0, 0.08);
}

.button--dark {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  box-shadow: var(--shadow-sm);
}

.button--dark:hover {
  background: #0d2545;
}

.button--academy {
  background: linear-gradient(115deg, #cc0c1e, #f52a3d 58%, #ff5d67);
  color: white;
  box-shadow: 0 15px 40px rgba(220, 18, 36, 0.32);
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-primary);
  font-weight: 800;
}

.text-link svg {
  transition: transform var(--duration-fast) var(--ease-standard);
}

.text-link:hover svg {
  transform: translateX(5px);
}

/* Header */
.site-header {
  position: fixed;
  z-index: 1000;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: rgba(3, 7, 17, 0.42);
  color: var(--text-on-dark);
  backdrop-filter: blur(16px) saturate(130%);
  transition: height var(--duration-base) var(--ease-standard), background var(--duration-base) ease, border-color var(--duration-base) ease, box-shadow var(--duration-base) ease;
}

.site-header.is-scrolled {
  height: 66px;
  border-color: rgba(116, 184, 255, 0.14);
  background: rgba(3, 9, 20, 0.86);
  box-shadow: 0 10px 45px rgba(0, 0, 0, 0.24);
}

.header__inner {
  display: flex;
  height: 100%;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  position: relative;
  z-index: 4;
  display: flex;
  width: clamp(138px, 12vw, 172px);
  flex: 0 0 auto;
  align-items: center;
}

.brand img {
  width: 100%;
  height: auto;
}

.main-nav__list {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  position: relative;
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  border-radius: var(--radius-pill);
  color: #c6d3e5;
  padding: 0.5rem 0.62rem;
  font-size: 0.73rem;
  font-weight: 720;
  white-space: nowrap;
  transition: color var(--duration-fast) ease, background var(--duration-fast) ease;
}

.nav-link::after {
  position: absolute;
  right: 0.72rem;
  bottom: 0.36rem;
  left: 0.72rem;
  height: 2px;
  border-radius: 3px;
  content: "";
  transform: scaleX(0);
  transform-origin: center;
  background: linear-gradient(90deg, var(--color-secondary), var(--color-accent));
  transition: transform var(--duration-fast) var(--ease-standard);
}

.nav-link:hover,
.nav-link.is-active {
  color: white;
  background: rgba(255, 255, 255, 0.045);
}

.nav-link:hover::after,
.nav-link.is-active::after {
  transform: scaleX(1);
}

.nav-link--cta {
  margin-left: 0.35rem;
  border: 1px solid rgba(168, 239, 0, 0.34);
  background: rgba(168, 239, 0, 0.08);
  color: white;
  padding-inline: 0.86rem;
}

.menu-toggle {
  position: relative;
  z-index: 4;
  display: none;
  width: 46px;
  height: 46px;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(150, 203, 255, 0.22);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.06);
  color: white;
  cursor: pointer;
}

.menu-toggle span {
  position: absolute;
  width: 20px;
  height: 2px;
  border-radius: 2px;
  background: currentColor;
  transition: transform var(--duration-base) var(--ease-standard), opacity var(--duration-fast) ease;
}

.menu-toggle span:nth-child(1) { transform: translateY(-6px); }
.menu-toggle span:nth-child(3) { transform: translateY(6px); }
.menu-toggle[aria-expanded="true"] span:nth-child(1) { transform: rotate(45deg); }
.menu-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg); }

.nav-backdrop {
  position: fixed;
  z-index: -1;
  inset: 0;
  visibility: hidden;
  opacity: 0;
  background: rgba(0, 4, 12, 0.62);
  cursor: default;
  transition: opacity var(--duration-base) ease, visibility var(--duration-base) ease;
}

/* Hero */
.hero {
  display: flex;
  min-height: max(760px, 100svh);
  align-items: center;
  padding: calc(var(--header-height) + 3rem) 0 5.5rem;
  background:
    radial-gradient(circle at 75% 42%, rgba(0, 137, 255, 0.13), transparent 32%),
    radial-gradient(circle at 22% 82%, rgba(168, 239, 0, 0.08), transparent 30%),
    linear-gradient(135deg, #02050c 0%, #061020 47%, #041426 100%);
}

.hero__grid {
  position: absolute;
  inset: 0;
  opacity: 0.2;
  background-image:
    linear-gradient(rgba(72, 151, 229, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(72, 151, 229, 0.12) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: linear-gradient(to bottom, black, transparent 92%);
}

.hero__grid::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, transparent 0%, rgba(0, 216, 255, 0.13) 48%, transparent 55%);
  transform: translateX(-100%);
  animation: grid-scan 8s linear infinite;
}

.hero__aurora {
  position: absolute;
  border-radius: 50%;
  filter: blur(4px);
  opacity: 0.55;
}

.hero__aurora--one {
  top: 10%;
  right: -10%;
  width: 58vw;
  height: 58vw;
  background: radial-gradient(circle, rgba(0, 139, 255, 0.2), rgba(0, 216, 255, 0.04) 45%, transparent 70%);
}

.hero__aurora--two {
  bottom: -20%;
  left: -12%;
  width: 50vw;
  height: 42vw;
  background: radial-gradient(circle, rgba(168, 239, 0, 0.13), transparent 68%);
}

.hero__beam {
  position: absolute;
  right: -15%;
  bottom: -2%;
  width: 80%;
  height: 18%;
  transform: rotate(-4deg);
  border-top: 1px solid rgba(168, 239, 0, 0.45);
  border-radius: 50% 0 0 0;
  background: linear-gradient(180deg, rgba(168, 239, 0, 0.07), transparent 65%);
  box-shadow: 0 -4px 28px rgba(168, 239, 0, 0.12);
}

.hero__inner {
  display: grid;
  align-items: center;
  gap: 3rem;
}

.hero__content {
  position: relative;
  z-index: 3;
}

.hero__content h1 {
  max-width: 860px;
  margin-bottom: 1.5rem;
}

.hero__lead {
  max-width: 700px;
  margin-bottom: 2rem;
  color: #b2c3d9;
  font-size: var(--fs-body-lg);
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 1.8rem;
}

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem 1.35rem;
  margin: 0;
  padding: 0;
  color: #c5d2e3;
  font-size: 0.84rem;
  font-weight: 680;
  list-style: none;
}

.hero__trust li {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.hero__trust svg {
  color: var(--color-accent);
}

.hero-visual {
  position: relative;
  width: min(100%, 560px);
  aspect-ratio: 1;
  justify-self: center;
}

.hero-visual::before {
  position: absolute;
  inset: 9%;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(0, 216, 255, 0.13), rgba(0, 64, 143, 0.06) 54%, transparent 68%);
  box-shadow: inset 0 0 60px rgba(0, 174, 255, 0.12), 0 0 90px rgba(0, 104, 255, 0.14);
}

.hero-visual__orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(99, 189, 255, 0.27);
  border-radius: 50%;
}

.hero-visual__orbit--outer {
  width: 88%;
  height: 88%;
  transform: translate(-50%, -50%) rotate(18deg);
  border-style: dashed;
  animation: orbit-rotate 24s linear infinite;
}

.hero-visual__orbit--inner {
  width: 63%;
  height: 63%;
  transform: translate(-50%, -50%) rotate(-12deg);
  border-color: rgba(168, 239, 0, 0.28);
  animation: orbit-reverse 18s linear infinite;
}

.hero-visual__node {
  position: absolute;
  z-index: 3;
  width: 12px;
  height: 12px;
  border: 2px solid rgba(255, 255, 255, 0.84);
  border-radius: 50%;
  background: var(--color-secondary);
  box-shadow: 0 0 24px var(--color-secondary);
}

.hero-visual__node--one { top: 16%; left: 26%; animation: node-float 4.2s ease-in-out infinite; }
.hero-visual__node--two { top: 62%; right: 11%; background: var(--color-accent); box-shadow: 0 0 24px var(--color-accent); animation: node-float 5.4s ease-in-out infinite reverse; }
.hero-visual__node--three { right: 35%; bottom: 8%; animation: node-float 4.8s ease-in-out 1s infinite; }

.hero-visual__core {
  position: absolute;
  z-index: 4;
  top: 50%;
  left: 50%;
  display: flex;
  width: 44%;
  aspect-ratio: 1;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transform: translate(-50%, -50%);
  border: 1px solid rgba(142, 216, 255, 0.32);
  border-radius: 50%;
  background: linear-gradient(145deg, rgba(11, 54, 98, 0.8), rgba(3, 15, 31, 0.92));
  box-shadow: inset 0 0 40px rgba(0, 216, 255, 0.13), 0 0 80px rgba(0, 140, 255, 0.22);
  text-align: center;
  backdrop-filter: blur(18px);
}

.hero-visual__core > svg {
  margin-bottom: 0.75rem;
  color: var(--color-secondary);
  font-size: 2.35rem;
}

.hero-visual__core strong {
  font-size: clamp(0.92rem, 1.5vw, 1.12rem);
}

.hero-visual__core small {
  margin-top: 0.35rem;
  color: var(--text-on-dark-muted);
  font-size: clamp(0.62rem, 1vw, 0.74rem);
}

.hero-visual__pulse {
  position: absolute;
  inset: -12%;
  border: 1px solid rgba(0, 216, 255, 0.23);
  border-radius: 50%;
  animation: core-pulse 3s ease-out infinite;
}

.floating-card {
  position: absolute;
  z-index: 5;
  display: flex;
  min-width: 165px;
  align-items: center;
  gap: 0.75rem;
  border: 1px solid rgba(127, 202, 255, 0.24);
  border-radius: var(--radius-md);
  background: rgba(6, 22, 43, 0.72);
  padding: 0.8rem 0.95rem;
  box-shadow: var(--shadow-dark);
  backdrop-filter: blur(16px);
  animation: card-float 5.5s ease-in-out infinite;
}

.floating-card--top { top: 4%; left: 5%; }
.floating-card--right { top: 30%; right: -2%; animation-delay: -1.5s; }
.floating-card--bottom { right: 9%; bottom: 4%; animation-delay: -3.1s; }

.floating-card__icon {
  display: grid;
  width: 38px;
  height: 38px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 216, 255, 0.1);
  color: var(--color-secondary);
}

.floating-card span:last-child {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.floating-card small {
  color: var(--text-on-dark-muted);
  font-size: 0.67rem;
}

.floating-card strong {
  margin-top: 0.2rem;
  font-size: 0.8rem;
}

.hero-visual__logo {
  position: absolute;
  z-index: 6;
  bottom: 14%;
  left: -2%;
  width: 44%;
  border: 1px solid rgba(168, 239, 0, 0.24);
  border-radius: var(--radius-sm);
  background: rgba(2, 7, 17, 0.76);
  padding: 0.4rem 0.6rem;
  box-shadow: var(--glow-lime);
  backdrop-filter: blur(12px);
}

.scroll-indicator {
  position: absolute;
  z-index: 5;
  bottom: 1.6rem;
  left: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  transform: translateX(-50%);
  color: #8ea2bd;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.scroll-indicator i {
  position: relative;
  display: block;
  width: 25px;
  height: 39px;
  border: 1px solid rgba(180, 220, 255, 0.28);
  border-radius: var(--radius-pill);
}

.scroll-indicator i::after {
  position: absolute;
  top: 8px;
  left: 50%;
  width: 4px;
  height: 8px;
  border-radius: var(--radius-pill);
  content: "";
  transform: translateX(-50%);
  background: var(--color-accent);
  animation: scroll-dot 1.8s ease-in-out infinite;
}

.signal-rail {
  position: relative;
  z-index: 4;
  overflow: hidden;
  border-block: 1px solid rgba(108, 177, 248, 0.14);
  background: #071120;
  color: #9fb1c9;
  padding: 0.85rem 0;
}

.signal-rail__track {
  display: flex;
  width: max-content;
  align-items: center;
  gap: 1rem;
  animation: rail-move 34s linear infinite;
}

.signal-rail span {
  font-size: 0.72rem;
  font-weight: 780;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  white-space: nowrap;
}

.signal-rail i {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 12px rgba(168, 239, 0, 0.7);
}

/* Intro */
.intro {
  padding: var(--space-9) 0;
  background:
    radial-gradient(circle at 75% 15%, rgba(0, 178, 255, 0.09), transparent 30%),
    var(--bg-light);
}

.intro__grid {
  display: grid;
  align-items: center;
  gap: 4rem;
}

.intro .section-heading p + p {
  margin-top: 1.1rem;
}

.intro__visual {
  position: relative;
  min-height: 430px;
}

.intro__visual::before {
  position: absolute;
  inset: 8% 2% 5% 12%;
  border: 1px solid rgba(0, 124, 255, 0.16);
  border-radius: 48% 52% 36% 64% / 55% 36% 64% 45%;
  content: "";
  background: linear-gradient(145deg, rgba(0, 123, 255, 0.08), rgba(0, 216, 255, 0.03));
  transform: rotate(-7deg);
}

.building-mark {
  position: absolute;
  top: 16%;
  left: 50%;
  display: grid;
  width: min(58%, 280px);
  height: 250px;
  grid-template-columns: repeat(6, 1fr);
  gap: 7px;
  transform: translateX(-50%) perspective(600px) rotateY(-8deg);
}

.building-mark::before,
.building-mark::after {
  position: absolute;
  content: "";
}

.building-mark::before {
  inset: -8% -10% 0;
  border: 2px solid rgba(0, 142, 255, 0.46);
  border-radius: 18px 38px 10px 12px;
  box-shadow: 0 15px 45px rgba(0, 83, 179, 0.16);
}

.building-mark::after {
  right: -24%;
  bottom: -12%;
  left: -24%;
  height: 24px;
  border-radius: 50%;
  background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-secondary), transparent);
  filter: blur(7px);
  opacity: 0.68;
}

.building-mark span {
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, #0a82ef, #054385 62%, #021a3b);
  box-shadow: inset 0 0 0 2px rgba(0, 216, 255, 0.18);
}

.building-mark span:nth-child(1),
.building-mark span:nth-child(6) { margin-top: 42%; }
.building-mark span:nth-child(2),
.building-mark span:nth-child(5) { margin-top: 18%; }

.intro__badge {
  position: absolute;
  display: flex;
  max-width: 225px;
  flex-direction: column;
  border: 1px solid rgba(0, 113, 224, 0.16);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.86);
  padding: 0.85rem 1rem;
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(12px);
}

.intro__badge strong {
  color: var(--color-primary-strong);
  font-size: 0.92rem;
}

.intro__badge span {
  color: var(--text-muted);
  font-size: 0.76rem;
  line-height: 1.4;
}

.intro__badge--one { top: 4%; right: 0; }
.intro__badge--two { bottom: 8%; left: 0; }
.intro__badge--three { right: 2%; bottom: 0; }

/* Areas */
.areas {
  padding: var(--space-9) 0;
  background:
    radial-gradient(circle at 12% 18%, rgba(0, 216, 255, 0.08), transparent 30%),
    radial-gradient(circle at 88% 78%, rgba(168, 239, 0, 0.05), transparent 26%),
    linear-gradient(180deg, #091629 0%, #0c1b30 100%);
}

.areas-grid {
  display: grid;
  gap: 1rem;
  margin-top: 3.3rem;
}

.area-card {
  --card-accent: var(--color-secondary);
  position: relative;
  display: flex;
  min-height: 350px;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid rgba(132, 182, 239, 0.16);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018)),
    rgba(5, 16, 31, 0.74);
  padding: 1.55rem;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.16);
  transition: transform var(--duration-base) var(--ease-standard), border-color var(--duration-base) ease, box-shadow var(--duration-base) ease;
}

.area-card::before {
  position: absolute;
  inset: auto -25% -35% 25%;
  height: 55%;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, color-mix(in srgb, var(--card-accent) 21%, transparent), transparent 68%);
  opacity: 0.65;
  transition: transform var(--duration-slow) var(--ease-standard);
}

.area-card::after {
  position: absolute;
  inset: 0;
  border-radius: inherit;
  content: "";
  opacity: 0;
  background: linear-gradient(130deg, transparent 20%, rgba(255, 255, 255, 0.05), transparent 70%);
  transform: translateX(-60%);
  transition: opacity var(--duration-base) ease, transform var(--duration-slow) var(--ease-standard);
}

.area-card:hover {
  transform: translateY(-8px);
  border-color: color-mix(in srgb, var(--card-accent) 46%, transparent);
  box-shadow: 0 30px 75px rgba(0, 0, 0, 0.28), 0 0 35px color-mix(in srgb, var(--card-accent) 12%, transparent);
}

.area-card:hover::before {
  transform: scale(1.25) translate(-6%, -8%);
}

.area-card:hover::after {
  opacity: 1;
  transform: translateX(55%);
}

.area-card--tech { --card-accent: #00d8ff; }
.area-card--legal { --card-accent: #d1a24d; }
.area-card--academy { --card-accent: #ff3144; }
.area-card--mobile { --card-accent: #a8ef00; }
.area-card--travel { --card-accent: #3bd5ff; }
.area-card--store { --card-accent: #9578ff; }

.area-card__icon {
  position: relative;
  z-index: 2;
  display: grid;
  width: 54px;
  height: 54px;
  margin-bottom: 2.1rem;
  place-items: center;
  border: 1px solid color-mix(in srgb, var(--card-accent) 42%, transparent);
  border-radius: 50%;
  background: color-mix(in srgb, var(--card-accent) 10%, transparent);
  color: var(--card-accent);
  font-size: 1.45rem;
}

.area-card__index {
  position: absolute;
  top: 1.5rem;
  right: 1.6rem;
  color: rgba(255, 255, 255, 0.18);
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 800;
}

.area-card h3,
.area-card p,
.area-card__benefit,
.area-card a {
  position: relative;
  z-index: 2;
}

.area-card h3 {
  margin-bottom: 0.75rem;
  color: white;
  font-size: 1.42rem;
}

.area-card p {
  margin-bottom: 1rem;
  color: #aebed3;
  font-size: 0.94rem;
}

.area-card__benefit {
  display: block;
  margin-top: auto;
  color: #dce7f5;
  font-size: 0.79rem;
  font-weight: 700;
}

.area-card a {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1.25rem;
  color: var(--card-accent);
  font-size: 0.82rem;
  font-weight: 800;
}

.area-card a svg {
  transition: transform var(--duration-fast) var(--ease-standard);
}

.area-card a:hover svg {
  transform: translateX(5px);
}

/* Technology */
.technology {
  padding: var(--space-10) 0;
  background:
    radial-gradient(circle at 0% 20%, rgba(0, 216, 255, 0.08), transparent 32%),
    radial-gradient(circle at 100% 78%, rgba(0, 112, 255, 0.11), transparent 34%),
    #040b16;
}

.tech-orbit {
  position: absolute;
  border: 1px solid rgba(0, 216, 255, 0.11);
  border-radius: 50%;
}

.tech-orbit--one {
  top: 10%;
  right: -15vw;
  width: 45vw;
  height: 45vw;
}

.tech-orbit--two {
  bottom: 2%;
  left: -20vw;
  width: 50vw;
  height: 50vw;
  border-color: rgba(168, 239, 0, 0.08);
}

.technology__feature {
  display: grid;
  align-items: stretch;
  gap: 1.3rem;
}

.feature-image {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid rgba(0, 185, 255, 0.25);
  border-radius: var(--radius-xl);
  background: #071326;
  box-shadow: var(--shadow-dark), var(--glow-blue);
}

.feature-image::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, transparent 65%, rgba(0, 5, 14, 0.78) 100%);
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.feature-image figcaption {
  position: absolute;
  z-index: 2;
  right: 1.4rem;
  bottom: 1.3rem;
  left: 1.4rem;
  color: #dbe9fa;
  font-size: 0.82rem;
  font-weight: 700;
}

.tech-services {
  display: grid;
  gap: 0.8rem;
}

.service-card {
  display: grid;
  grid-template-columns: 46px 1fr;
  gap: 0.9rem;
  align-items: start;
  border: 1px solid rgba(112, 178, 238, 0.16);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.035);
  padding: 1rem;
  transition: transform var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) ease, background var(--duration-fast) ease;
}

.service-card:hover {
  transform: translateX(6px);
  border-color: rgba(168, 239, 0, 0.36);
  background: rgba(168, 239, 0, 0.035);
}

.service-card > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 216, 255, 0.08);
  color: var(--color-secondary);
  font-size: 1.18rem;
}

.service-card h3 {
  margin-bottom: 0.35rem;
  font-size: 1rem;
  letter-spacing: -0.018em;
}

.service-card p {
  margin-bottom: 0;
  color: var(--text-on-dark-muted);
  font-size: 0.81rem;
  line-height: 1.5;
}

.inline-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  margin-top: 2rem;
  border: 1px solid rgba(168, 239, 0, 0.22);
  border-radius: var(--radius-lg);
  background: linear-gradient(100deg, rgba(0, 216, 255, 0.06), rgba(168, 239, 0, 0.045));
  padding: 1.4rem;
}

.inline-cta > div {
  display: flex;
  flex-direction: column;
}

.inline-cta span {
  color: var(--text-on-dark-muted);
  font-size: 0.78rem;
  font-weight: 700;
}

.inline-cta strong {
  font-size: 1.05rem;
}

/* Legal */
.legal {
  padding: var(--space-10) 0;
  background:
    linear-gradient(90deg, rgba(198, 144, 47, 0.06) 1px, transparent 1px),
    linear-gradient(rgba(198, 144, 47, 0.06) 1px, transparent 1px),
    #f7f9fc;
  background-size: 70px 70px;
}

.legal__grid {
  display: grid;
  align-items: center;
  gap: 4rem;
}

.legal__media {
  position: relative;
  overflow: hidden;
  min-height: 560px;
  border: 1px solid rgba(198, 144, 47, 0.24);
  border-radius: var(--radius-xl);
  background: #101c2b;
  box-shadow: var(--shadow-md);
}

.legal__media::before {
  position: absolute;
  z-index: 1;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, rgba(3, 14, 31, 0.06), rgba(3, 16, 35, 0.65));
}

.legal__media::after {
  position: absolute;
  z-index: 2;
  inset: 18px;
  border: 1px solid rgba(106, 210, 255, 0.32);
  border-radius: calc(var(--radius-xl) - 0.7rem);
  content: "";
  pointer-events: none;
}

.legal__media > img {
  width: 100%;
  height: 100%;
  min-height: 560px;
  object-fit: cover;
  object-position: center;
}

.legal__media-overlay {
  position: absolute;
  z-index: 3;
  right: 2rem;
  bottom: 2rem;
  left: 2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-md);
  background: rgba(4, 16, 35, 0.78);
  color: white;
  padding: 1rem 1.15rem;
  backdrop-filter: blur(14px);
}

.legal__media-overlay > svg {
  flex: 0 0 auto;
  color: #e1b35c;
  font-size: 1.9rem;
}

.legal__media-overlay div {
  display: flex;
  flex-direction: column;
  line-height: 1.35;
}

.legal__media-overlay span {
  color: #b8c6d9;
  font-size: 0.75rem;
}

.legal__content .section-heading {
  margin-bottom: 2rem;
}

.legal-list {
  display: grid;
  gap: 0.85rem;
  margin-bottom: 1.8rem;
}

.legal-list article {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 0.8rem;
  align-items: start;
  border-bottom: 1px solid var(--border-light);
  padding: 0 0 0.85rem;
}

.legal-list article > svg {
  margin-top: 0.15rem;
  color: var(--color-gold);
  font-size: 1.35rem;
}

.legal-list h3 {
  margin-bottom: 0.25rem;
  font-size: 0.99rem;
  letter-spacing: -0.015em;
}

.legal-list p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.8rem;
  line-height: 1.5;
}

/* Academy */
.academy {
  overflow: hidden;
  padding: var(--space-10) 0;
  background:
    radial-gradient(circle at 82% 26%, rgba(255, 49, 68, 0.16), transparent 30%),
    radial-gradient(circle at 20% 90%, rgba(168, 239, 0, 0.07), transparent 26%),
    linear-gradient(135deg, #160307 0%, #31060d 45%, #170308 100%);
  color: white;
}

.academy::before {
  position: absolute;
  inset: 0;
  content: "";
  background-image: radial-gradient(rgba(255, 74, 88, 0.18) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(90deg, black, transparent 35%, transparent 70%, black);
  opacity: 0.35;
}

.academy__glow {
  position: absolute;
  top: 50%;
  right: -20%;
  width: 60vw;
  height: 60vw;
  transform: translateY(-50%);
  border: 1px solid rgba(255, 49, 68, 0.25);
  border-radius: 50%;
  box-shadow: 0 0 120px rgba(255, 49, 68, 0.11), inset 0 0 90px rgba(255, 49, 68, 0.06);
}

.academy__grid {
  display: grid;
  align-items: center;
  gap: 3.5rem;
}

.academy-cards {
  display: grid;
  gap: 0.75rem;
  margin-top: 2rem;
}

.academy-cards article {
  display: grid;
  grid-template-columns: 40px 1fr;
  column-gap: 0.75rem;
  border: 1px solid rgba(255, 101, 115, 0.2);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.045);
  padding: 0.9rem;
  transition: transform var(--duration-fast) var(--ease-standard), background var(--duration-fast) ease, border-color var(--duration-fast) ease;
}

.academy-cards article:hover {
  transform: translateY(-4px);
  border-color: rgba(168, 239, 0, 0.3);
  background: rgba(168, 239, 0, 0.035);
}

.academy-cards svg {
  grid-row: 1 / span 2;
  margin-top: 0.15rem;
  color: #ff5d6d;
  font-size: 1.35rem;
}

.academy-cards h3 {
  margin-bottom: 0.25rem;
  font-size: 0.98rem;
}

.academy-cards p {
  margin-bottom: 0;
  color: #d2b8bd;
  font-size: 0.79rem;
  line-height: 1.45;
}

.academy__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-top: 1.7rem;
}

.academy__actions > span {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  color: #d7bec2;
  font-size: 0.76rem;
  font-weight: 700;
}

.academy__actions svg {
  color: var(--color-accent);
}

.academy__media {
  position: relative;
  overflow: hidden;
  margin: 0;
  border: 1px solid rgba(255, 96, 110, 0.28);
  border-radius: var(--radius-xl);
  background: #4b0711;
  box-shadow: 0 35px 90px rgba(0, 0, 0, 0.46), 0 0 80px rgba(220, 18, 36, 0.18);
}

.academy__media::after {
  position: absolute;
  inset: 0;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, transparent 70%, rgba(28, 1, 5, 0.7));
}

.academy__media img {
  width: 100%;
  height: auto;
  object-fit: contain;
}

.academy__media figcaption {
  position: absolute;
  z-index: 2;
  right: 1.3rem;
  bottom: 1.1rem;
  left: 1.3rem;
  color: #f2dfe2;
  font-size: 0.76rem;
  font-weight: 700;
}

/* Benefits */
.benefits {
  padding: var(--space-10) 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(0, 216, 255, 0.07), transparent 32%),
    #0b182b;
}

.benefits-grid {
  display: grid;
  gap: 1rem;
  margin-top: 3.3rem;
}

.benefits-grid article {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(132, 182, 239, 0.15);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.035);
  padding: 1.4rem;
  transition: transform var(--duration-base) var(--ease-standard), border-color var(--duration-base) ease, background var(--duration-base) ease;
}

.benefits-grid article::after {
  position: absolute;
  right: -30%;
  bottom: -55%;
  width: 70%;
  aspect-ratio: 1;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(0, 216, 255, 0.08), transparent 68%);
}

.benefits-grid article:hover {
  transform: translateY(-6px);
  border-color: rgba(0, 216, 255, 0.32);
  background: rgba(0, 216, 255, 0.035);
}

.benefits-grid article > span {
  display: grid;
  width: 46px;
  height: 46px;
  margin-bottom: 1rem;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 216, 255, 0.08);
  color: var(--color-secondary);
  font-size: 1.25rem;
}

.benefits-grid h3 {
  margin-bottom: 0.55rem;
  font-size: 1.08rem;
}

.benefits-grid p {
  margin-bottom: 0.8rem;
  color: var(--text-on-dark-muted);
  font-size: 0.84rem;
}

.benefits-grid small {
  display: block;
  color: #d9e5f4;
  font-size: 0.76rem;
  font-weight: 740;
}

/* Process */
.process {
  padding: var(--space-10) 0;
  background:
    linear-gradient(rgba(0, 216, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 216, 255, 0.04) 1px, transparent 1px),
    #040b15;
  background-size: 54px 54px;
}

.process-line {
  position: relative;
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.process-line::before {
  position: absolute;
  top: 32px;
  right: 8%;
  left: 8%;
  height: 1px;
  content: "";
  background: linear-gradient(90deg, transparent, var(--color-secondary), var(--color-accent), transparent);
  opacity: 0.35;
}

.process-line > li {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.process-line > li > span {
  position: relative;
  z-index: 2;
  display: grid;
  width: 64px;
  height: 64px;
  place-items: center;
  border: 1px solid rgba(0, 216, 255, 0.34);
  border-radius: 50%;
  background: #071426;
  color: var(--color-accent);
  font-size: 0.82rem;
  font-weight: 850;
  box-shadow: 0 0 30px rgba(0, 216, 255, 0.12);
}

.process-line > li > div {
  min-height: 220px;
  border: 1px solid rgba(132, 182, 239, 0.15);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.035);
  padding: 1.35rem;
  transition: transform var(--duration-base) var(--ease-standard), border-color var(--duration-base) ease;
}

.process-line > li > div:hover {
  transform: translateY(-6px);
  border-color: rgba(168, 239, 0, 0.3);
}

.process-line svg {
  margin-bottom: 1rem;
  color: var(--color-secondary);
  font-size: 1.5rem;
}

.process-line h3 {
  margin-bottom: 0.55rem;
  font-size: 1.12rem;
}

.process-line p {
  margin-bottom: 0;
  color: var(--text-on-dark-muted);
  font-size: 0.84rem;
}

/* About */
.about {
  padding: var(--space-10) 0;
  background:
    radial-gradient(circle at 88% 15%, rgba(0, 137, 255, 0.09), transparent 26%),
    var(--bg-light);
}

.about__grid {
  display: grid;
  align-items: center;
  gap: 4rem;
}

.about__content .section-heading p + p {
  margin-top: 1rem;
}

.about__principles {
  display: grid;
  gap: 0.8rem;
  margin-top: 2rem;
}

.about__principles article {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 0.9rem;
  align-items: start;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.72);
  padding: 1rem;
}

.about__principles svg {
  color: var(--color-primary);
  font-size: 1.5rem;
}

.about__principles h3 {
  margin-bottom: 0.3rem;
  font-size: 0.98rem;
}

.about__principles p {
  margin-bottom: 0;
  color: var(--text-muted);
  font-size: 0.8rem;
}

.values-panel {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 123, 255, 0.16);
  border-radius: var(--radius-xl);
  background: linear-gradient(145deg, #061429, #0b2442);
  color: white;
  padding: 2rem;
  box-shadow: var(--shadow-md);
}

.values-panel::after {
  position: absolute;
  right: -20%;
  bottom: -28%;
  width: 60%;
  aspect-ratio: 1;
  border-radius: 50%;
  content: "";
  background: radial-gradient(circle, rgba(168, 239, 0, 0.18), transparent 68%);
}

.values-panel > h3 {
  position: relative;
  z-index: 2;
  margin-bottom: 1.4rem;
  font-size: 1.4rem;
}

.values-panel ul {
  position: relative;
  z-index: 2;
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.values-panel li {
  display: flex;
  flex-direction: column;
  border-left: 2px solid var(--color-accent);
  padding-left: 0.9rem;
}

.values-panel strong {
  font-size: 0.92rem;
}

.values-panel span {
  color: #aebfd4;
  font-size: 0.76rem;
}

.values-panel__building {
  position: relative;
  display: grid;
  width: 180px;
  height: 120px;
  grid-template-columns: repeat(4, 1fr);
  gap: 7px;
  margin-bottom: 2.2rem;
}

.values-panel__building::after {
  position: absolute;
  right: -20px;
  bottom: -14px;
  left: -20px;
  height: 12px;
  border-radius: 50%;
  content: "";
  background: linear-gradient(90deg, transparent, var(--color-accent), var(--color-secondary), transparent);
  filter: blur(5px);
}

.values-panel__building span {
  align-self: end;
  height: 82%;
  border: 1px solid rgba(0, 216, 255, 0.25);
  border-radius: 5px 5px 0 0;
  background: linear-gradient(180deg, #0b8fe8, #06366f);
}

.values-panel__building span:nth-child(1),
.values-panel__building span:nth-child(4) { height: 56%; }
.values-panel__building span:nth-child(2) { height: 100%; }

/* FAQ */
.faq {
  padding: var(--space-10) 0;
  background: #0b182b;
}

.faq__grid {
  display: grid;
  gap: 3rem;
}

.faq__heading {
  align-self: start;
}

.faq__heading .text-link {
  margin-top: 1.5rem;
  color: var(--color-accent);
  font-size: 0.88rem;
}

.accordion {
  display: grid;
  gap: 0.75rem;
}

.accordion__item {
  overflow: hidden;
  border: 1px solid rgba(132, 182, 239, 0.16);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.035);
  transition: border-color var(--duration-fast) ease, background var(--duration-fast) ease;
}

.accordion__item:has(button[aria-expanded="true"]) {
  border-color: rgba(0, 216, 255, 0.34);
  background: rgba(0, 216, 255, 0.035);
}

.accordion h3 {
  margin: 0;
}

.accordion button {
  display: flex;
  width: 100%;
  min-height: 62px;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  background: transparent;
  color: white;
  padding: 1rem 1.1rem;
  font-weight: 760;
  text-align: left;
  cursor: pointer;
}

.accordion button svg {
  flex: 0 0 auto;
  color: var(--color-secondary);
  transition: transform var(--duration-base) var(--ease-standard);
}

.accordion button[aria-expanded="true"] svg {
  transform: rotate(180deg);
}

.accordion__panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--duration-base) var(--ease-standard);
}

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

.accordion__panel > div {
  min-height: 0;
  overflow: hidden;
}

.accordion__panel p {
  margin: 0;
  color: var(--text-on-dark-muted);
  padding: 0 1.1rem 1.15rem;
  font-size: 0.86rem;
}

/* CTA */
.cta {
  padding: var(--space-9) 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(0, 216, 255, 0.1), transparent 30%),
    radial-gradient(circle at 80% 50%, rgba(168, 239, 0, 0.08), transparent 30%),
    linear-gradient(120deg, #04101f, #062044 55%, #04101f);
}

.cta__wave {
  position: absolute;
  right: -8%;
  left: -8%;
  height: 100px;
  border-radius: 50%;
  transform: rotate(-2deg);
}

.cta__wave--one {
  top: 7%;
  border-top: 2px solid rgba(0, 216, 255, 0.3);
  box-shadow: 0 -8px 30px rgba(0, 216, 255, 0.1);
}

.cta__wave--two {
  bottom: 4%;
  border-bottom: 2px solid rgba(168, 239, 0, 0.3);
  box-shadow: 0 8px 30px rgba(168, 239, 0, 0.1);
}

.cta__inner {
  display: grid;
  align-items: center;
  gap: 1.5rem;
  border: 1px solid rgba(141, 208, 255, 0.2);
  border-radius: var(--radius-xl);
  background: rgba(4, 14, 29, 0.74);
  padding: clamp(1.5rem, 4vw, 3rem);
  box-shadow: var(--shadow-dark);
  backdrop-filter: blur(16px);
}

.cta__icon {
  display: grid;
  width: 58px;
  height: 58px;
  place-items: center;
  border: 1px solid rgba(168, 239, 0, 0.35);
  border-radius: 50%;
  background: rgba(168, 239, 0, 0.08);
  color: var(--color-accent);
  font-size: 1.65rem;
}

.cta h2 {
  max-width: 840px;
  margin-bottom: 0.9rem;
  font-size: clamp(2rem, 4.3vw, 4rem);
}

.cta p {
  max-width: 700px;
  margin-bottom: 0;
  color: var(--text-on-dark-muted);
}

.cta__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Contact */
.contact {
  padding: var(--space-10) 0;
  background:
    radial-gradient(circle at 5% 90%, rgba(0, 216, 255, 0.08), transparent 25%),
    #f5f8fc;
}

.contact__grid {
  display: grid;
  gap: 2rem;
}

.contact-info {
  display: grid;
  align-content: start;
  gap: 1rem;
}

.contact-info__primary {
  display: grid;
  gap: 0.75rem;
}

.contact-info__primary a {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: white;
  padding: 1rem;
  box-shadow: var(--shadow-xs);
  transition: transform var(--duration-fast) var(--ease-standard), border-color var(--duration-fast) ease;
}

.contact-info__primary a:hover {
  transform: translateY(-3px);
  border-color: rgba(0, 124, 255, 0.35);
}

.contact-info__primary svg {
  flex: 0 0 auto;
  color: var(--color-primary);
  font-size: 1.45rem;
}

.contact-info__primary span {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.contact-info__primary small {
  color: var(--text-muted);
  font-size: 0.72rem;
}

.contact-info__primary strong {
  overflow-wrap: anywhere;
  font-size: 0.92rem;
}

.office-card {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 0.75rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.68);
  padding: 1rem;
}

.office-card > svg {
  color: var(--color-accent-strong);
  font-size: 1.3rem;
}

.office-card h3 {
  margin-bottom: 0.35rem;
  font-size: 0.95rem;
}

.office-card p {
  margin-bottom: 0.5rem;
  color: var(--text-muted);
  font-size: 0.77rem;
  line-height: 1.5;
}

.office-card span {
  display: inline-flex;
  border-radius: var(--radius-pill);
  background: rgba(0, 124, 255, 0.07);
  color: var(--color-primary-strong);
  padding: 0.3rem 0.55rem;
  font-size: 0.68rem;
  font-weight: 760;
}

.social-links {
  display: flex;
  gap: 0.65rem;
}

.social-links a {
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 1px solid var(--border-light);
  border-radius: 50%;
  background: white;
  color: var(--color-primary);
  transition: transform var(--duration-fast) var(--ease-standard), background var(--duration-fast) ease, color var(--duration-fast) ease;
}

.social-links a:hover {
  transform: translateY(-3px);
  background: var(--color-primary);
  color: white;
}

.contact-form {
  display: grid;
  gap: 1rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  background: white;
  padding: clamp(1.2rem, 3vw, 2rem);
  box-shadow: var(--shadow-sm);
}

.form-field {
  display: flex;
  min-width: 0;
  flex-direction: column;
}

.form-field label {
  margin-bottom: 0.4rem;
  color: #17263b;
  font-size: 0.8rem;
  font-weight: 760;
}

.form-field label > span {
  color: #c5081a;
}

.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  min-height: 48px;
  border: 1px solid rgba(21, 56, 96, 0.18);
  border-radius: var(--radius-sm);
  background: #f9fbfd;
  color: var(--text-main);
  padding: 0.75rem 0.85rem;
  outline: none;
  transition: border-color var(--duration-fast) ease, box-shadow var(--duration-fast) ease, background var(--duration-fast) ease;
}

.form-field textarea {
  min-height: 130px;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  border-color: var(--color-primary);
  background: white;
  box-shadow: 0 0 0 4px rgba(0, 124, 255, 0.1);
}

.form-field input[aria-invalid="true"],
.form-field select[aria-invalid="true"],
.form-field textarea[aria-invalid="true"] {
  border-color: #ce1123;
  box-shadow: 0 0 0 3px rgba(206, 17, 35, 0.08);
}

.form-field small {
  margin-top: 0.35rem;
  color: var(--text-muted);
  font-size: 0.7rem;
}

.field-error {
  min-height: 1.15rem;
  margin-top: 0.25rem;
  color: #b50b1c;
  font-size: 0.7rem;
  font-weight: 680;
}

.form-field--check {
  display: grid;
  grid-template-columns: 22px 1fr;
  align-items: start;
  column-gap: 0.6rem;
}

.form-field--check input {
  width: 20px;
  min-height: 20px;
  margin: 0.13rem 0 0;
  accent-color: var(--color-primary);
}

.form-field--check label {
  margin: 0;
  line-height: 1.45;
}

.form-field--check label a {
  color: var(--color-primary-strong);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.form-field--check .field-error {
  grid-column: 2;
}

.form-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.55rem;
}

.form-actions p {
  margin: 0;
  color: var(--text-muted);
  font-size: 0.69rem;
}

.form-status {
  display: none;
  grid-column: 1 / -1;
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  font-size: 0.8rem;
  font-weight: 720;
}

.form-status.is-success {
  display: block;
  border: 1px solid rgba(66, 140, 0, 0.25);
  background: rgba(168, 239, 0, 0.1);
  color: #315f00;
}

.form-status.is-error {
  display: block;
  border: 1px solid rgba(206, 17, 35, 0.22);
  background: rgba(206, 17, 35, 0.07);
  color: #9a0716;
}

/* Footer */
.site-footer {
  position: relative;
  overflow: hidden;
  background: #02060e;
  color: #dce8f7;
  padding: 4rem 0 1.3rem;
}

.site-footer::before {
  position: absolute;
  top: -40%;
  left: 50%;
  width: 80%;
  height: 70%;
  border-radius: 50%;
  content: "";
  transform: translateX(-50%);
  background: radial-gradient(circle, rgba(0, 123, 255, 0.1), transparent 68%);
}

.footer__grid {
  display: grid;
  gap: 2rem;
}

.footer__brand > a {
  display: block;
  width: min(240px, 80%);
  margin-bottom: 1rem;
}

.footer__brand p,
.footer__contact p {
  max-width: 330px;
  color: #8fa2ba;
  font-size: 0.8rem;
}

.social-links--footer a {
  border-color: rgba(130, 182, 235, 0.18);
  background: rgba(255, 255, 255, 0.04);
  color: var(--color-secondary);
}

.site-footer h2 {
  margin-bottom: 1rem;
  color: white;
  font-size: 0.84rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-footer ul {
  display: grid;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.site-footer nav a,
.footer__contact > a {
  color: #95a8c0;
  font-size: 0.78rem;
  transition: color var(--duration-fast) ease;
}

.site-footer nav a:hover,
.footer__contact > a:hover {
  color: var(--color-accent);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 0.45rem;
}

.footer__contact .text-link {
  margin-top: 0.35rem;
  color: var(--color-secondary);
  font-weight: 800;
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  margin-top: 3rem;
  border-top: 1px solid rgba(130, 182, 235, 0.12);
  padding-top: 1.2rem;
}

.footer__bottom p {
  margin: 0;
  color: #71859e;
  font-size: 0.68rem;
}

.footer__bottom > div {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.footer__bottom a {
  color: #8fa2ba;
  font-size: 0.68rem;
}

.back-to-top {
  position: fixed;
  z-index: 900;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  width: 46px;
  height: 46px;
  visibility: hidden;
  place-items: center;
  border: 1px solid rgba(0, 216, 255, 0.3);
  border-radius: 50%;
  opacity: 0;
  transform: translateY(12px);
  background: rgba(5, 17, 34, 0.88);
  color: white;
  box-shadow: var(--shadow-sm);
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: opacity var(--duration-fast) ease, visibility var(--duration-fast) ease, transform var(--duration-fast) var(--ease-standard), background var(--duration-fast) ease;
}

.back-to-top.is-visible {
  visibility: visible;
  opacity: 1;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary);
}

/* Reveal animations */
[data-reveal] {
  opacity: 0;
  transition: opacity 720ms var(--ease-standard), transform 720ms var(--ease-standard);
  will-change: opacity, transform;
}

[data-reveal="left"] { transform: translate3d(-48px, 0, 0); }
[data-reveal="right"] { transform: translate3d(48px, 0, 0); }
[data-reveal="up"] { transform: translate3d(0, 40px, 0); }
[data-reveal].is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

/* Animations */
@keyframes grid-scan {
  to { transform: translateX(115%); }
}

@keyframes orbit-rotate {
  to { transform: translate(-50%, -50%) rotate(378deg); }
}

@keyframes orbit-reverse {
  to { transform: translate(-50%, -50%) rotate(-372deg); }
}

@keyframes node-float {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-12px) scale(1.12); }
}

@keyframes core-pulse {
  0% { opacity: 0.7; transform: scale(0.8); }
  80%, 100% { opacity: 0; transform: scale(1.26); }
}

@keyframes card-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-9px); }
}

@keyframes scroll-dot {
  0% { opacity: 0; transform: translate(-50%, -2px); }
  35% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 14px); }
}

@keyframes rail-move {
  to { transform: translateX(-50%); }
}

/* Responsive: tablet and desktop */
@media (min-width: 600px) {
 
  .areas-grid,
  .benefits-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .tech-services,
  .academy-cards,
  .about__principles {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .contact-form {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-field--full {
    grid-column: 1 / -1;
  }

  .footer__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 760px) {
  .hero__inner {
    grid-template-columns: minmax(0, 1.05fr) minmax(360px, 0.95fr);
  }

  .hero__content h1 {
    font-size: clamp(3.2rem, 6vw, 5.7rem);
  }

  .split-heading {
    grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.9fr);
  }

  .technology__feature {
    grid-template-columns: minmax(320px, 0.85fr) minmax(420px, 1.15fr);
  }

  .legal__grid,
  .academy__grid,
  .about__grid {
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1.08fr);
  }

  .academy__grid {
    grid-template-columns: minmax(0, 1fr) minmax(360px, 0.95fr);
  }

  .process-line {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .faq__grid {
    grid-template-columns: minmax(260px, 0.72fr) minmax(0, 1.28fr);
  }

  .cta__inner {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .cta__actions {
    grid-column: 2;
  }

  .contact__grid {
    grid-template-columns: minmax(290px, 0.72fr) minmax(0, 1.28fr);
  }

  .footer__grid {
    grid-template-columns: 1.25fr 0.7fr 0.8fr 1fr;
  }

  .footer__bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

@media (min-width: 1024px) {
  .intro__grid {
    grid-template-columns: minmax(0, 1fr) minmax(400px, 0.8fr);
  }

  .areas-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .benefits-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .cta__inner {
    grid-template-columns: auto minmax(0, 1fr) auto;
  }

  .cta__actions {
    grid-column: auto;
    flex-direction: column;
  }
}

@media (min-width: 1440px) {
 

  .hero__inner {
    gap: 5rem;
  }

  .hero-visual {
    width: 610px;
  }

  .legal__grid {
    gap: 5.5rem;
  }
}

/* Mobile navigation breakpoint */
@media (max-width: 1279px) {
  .menu-toggle {
    display: inline-flex;
  }

  .main-nav {
    position: fixed;
    z-index: 3;
    top: 0;
    right: 0;
    display: flex;
    width: min(88vw, 390px);
    height: 100dvh;
    visibility: hidden;
    flex-direction: column;
    justify-content: center;
    opacity: 0;
    transform: translateX(104%);
    border-left: 1px solid rgba(132, 182, 239, 0.16);
    background: rgba(3, 10, 22, 0.97);
    padding: calc(var(--header-height) + 1rem) 1.2rem 2rem;
    box-shadow: -25px 0 70px rgba(0, 0, 0, 0.38);
    transition: transform var(--duration-base) var(--ease-standard), opacity var(--duration-fast) ease, visibility var(--duration-base) ease;
  }

  .main-nav.is-open {
    visibility: visible;
    opacity: 1;
    transform: translateX(0);
  }

  .main-nav__list {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0.2rem;
    overflow-y: auto;
  }

  .nav-link {
    width: 100%;
    min-height: 46px;
    justify-content: space-between;
    border-bottom: 1px solid rgba(132, 182, 239, 0.09);
    border-radius: 0;
    padding: 0.75rem 0.7rem;
    font-size: 0.91rem;
  }

  .nav-link::after {
    right: auto;
    bottom: 0;
    left: 0;
    width: 44px;
    transform-origin: left;
  }

  .nav-link--cta {
    margin: 0.8rem 0 0;
    border: 1px solid rgba(168, 239, 0, 0.3);
    border-radius: var(--radius-pill);
    background: rgba(168, 239, 0, 0.08);
    padding-inline: 1rem;
  }

  .nav-backdrop.is-visible {
    z-index: 2;
    visibility: visible;
    opacity: 1;
  }
}

@media (max-width: 759px) {
  :root {
    --header-height: 68px;
    --space-9: 5rem;
    --space-10: 5.8rem;
  }

  .hero {
    min-height: auto;
    padding-top: calc(var(--header-height) + 3.8rem);
    padding-bottom: 5.8rem;
  }

  .hero__content h1 {
    font-size: clamp(2.75rem, 13vw, 4.5rem);
  }

  .hero__lead {
    font-size: 1rem;
  }

  .hero__actions .button {
    width: 100%;
  }

  .hero-visual {
    margin-top: 1.2rem;
  }

  .floating-card {
    min-width: 135px;
    padding: 0.65rem;
  }

  .floating-card--right {
    right: 0;
  }

  .hero-visual__logo {
    left: 2%;
  }

  .scroll-indicator {
    display: none;
  }

  .intro__visual {
    min-height: 390px;
  }

  .inline-cta {
    flex-direction: column;
    align-items: stretch;
  }

  .inline-cta .button {
    width: 100%;
  }

  .legal__media,
  .legal__media > img {
    min-height: 420px;
  }

  .academy__media {
    order: -1;
  }

  .process-line::before {
    top: 32px;
    bottom: 24px;
    left: 31px;
    width: 1px;
    height: auto;
    background: linear-gradient(180deg, var(--color-secondary), var(--color-accent), transparent);
  }

  .process-line > li {
    display: grid;
    grid-template-columns: 64px 1fr;
    align-items: start;
  }

  .process-line > li > div {
    min-height: 0;
  }

  .faq__heading {
    margin-bottom: 0.5rem;
  }

  .contact-form {
    border-radius: var(--radius-lg);
  }
}

@media (max-width: 479px) {
 
  .brand {
    width: 142px;
  }

  .hero__content h1 {
    font-size: clamp(2.45rem, 12.5vw, 3.5rem);
  }

  .hero__trust {
    flex-direction: column;
    gap: 0.45rem;
  }

  .hero-visual {
    width: 108%;
    margin-left: -4%;
  }

  .floating-card {
    min-width: 118px;
  }

  .floating-card__icon {
    width: 31px;
    height: 31px;
  }

  .floating-card strong {
    font-size: 0.7rem;
  }

  .floating-card small {
    font-size: 0.58rem;
  }

  .intro__visual {
    min-height: 360px;
  }

  .intro__badge {
    max-width: 190px;
    padding: 0.7rem;
  }

  .intro__badge--one { top: 0; }
  .intro__badge--two { bottom: 6%; }
  .intro__badge--three { bottom: -2%; }

  .building-mark {
    width: 56%;
    height: 210px;
  }

  .area-card {
    min-height: 330px;
  }

  .feature-image {
    border-radius: var(--radius-lg);
  }

  .legal__media,
  .legal__media > img {
    min-height: 360px;
  }

  .legal__media-overlay {
    right: 1rem;
    bottom: 1rem;
    left: 1rem;
  }

  .academy__media figcaption,
  .feature-image figcaption {
    font-size: 0.68rem;
  }

  .process-line > li {
    grid-template-columns: 54px 1fr;
  }

  .process-line > li > span {
    width: 54px;
    height: 54px;
  }

  .process-line::before {
    top: 28px;
    left: 27px;
  }

  .cta__actions .button {
    width: 100%;
  }

  .form-actions .button {
    width: 100%;
  }

  .back-to-top {
    right: 0.7rem;
    bottom: 0.7rem;
  }
}

@media (max-width: 340px) {
  .hero__content h1 {
    font-size: 2.35rem;
  }

  .floating-card--top {
    top: 0;
    left: 0;
  }

  .floating-card--bottom {
    right: 2%;
  }

  .intro__badge {
    max-width: 170px;
  }
}

/* Motion preferences and coarse pointers */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }
}

@media (hover: none), (pointer: coarse) {
  .cursor-glow {
    display: none;
  }

  .area-card:hover,
  .benefits-grid article:hover,
  .process-line > li > div:hover,
  .button:hover {
    transform: none;
  }
}

@media (prefers-contrast: more) {
  :root {
    --text-on-dark-muted: #d7e2ef;
    --text-muted: #3d4b5e;
    --border-dark: rgba(255, 255, 255, 0.35);
    --border-light: rgba(0, 0, 0, 0.3);
  }
}