@font-face {
  font-family: "Nunito";
  src: url("/assets/brand/Nunito-Variable.ttf") format("truetype");
  font-weight: 200 900;
  font-display: swap;
}

:root {
  --navy: #0f2149;
  --deep: #071126;
  --cyan: #35d0e0;
  --snow: #f7f9fc;
  --ink: #15202b;
  --gold: #f6a800;
  --surface: #e8edf5;
  --muted: #60708e;
  --line: rgba(21, 32, 43, 0.12);
  --white-line: rgba(255, 255, 255, 0.14);
  --success: #1f9d55;
  --warning: #b86e00;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-xl: 34px;
  --shadow: 0 24px 70px rgba(7, 17, 38, 0.14);
  --max: 1240px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  color-scheme: light;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--snow);
  font-family: "Nunito", "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
}

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

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

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

button {
  border: 0;
}

.skip-link {
  position: fixed;
  z-index: 2000;
  left: 16px;
  top: -80px;
  padding: 12px 18px;
  color: var(--deep);
  background: var(--cyan);
  border-radius: 0 0 12px 12px;
  font-weight: 800;
}

.skip-link:focus {
  top: 0;
}

.site-header {
  position: fixed;
  z-index: 1000;
  inset: 0 0 auto;
  min-height: 76px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 30px;
  padding: 12px max(24px, calc((100vw - var(--max)) / 2));
  color: #fff;
  background: rgba(7, 17, 38, 0.78);
  border-bottom: 1px solid var(--white-line);
  backdrop-filter: blur(18px);
  transition: background 180ms ease, min-height 180ms ease;
}

.site-header.is-scrolled {
  min-height: 64px;
  background: rgba(7, 17, 38, 0.95);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  font-size: 1.2rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.brand img {
  width: 44px;
  height: 44px;
}

.site-nav {
  display: flex;
  justify-content: center;
  gap: clamp(14px, 2vw, 28px);
}

.site-nav a {
  position: relative;
  padding: 14px 0;
  color: rgba(255, 255, 255, 0.76);
  font-size: 0.89rem;
  font-weight: 750;
}

.site-nav a::after {
  content: "";
  position: absolute;
  height: 2px;
  inset: auto 50% 8px;
  background: var(--cyan);
  transition: inset 160ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: #fff;
}

.site-nav a:hover::after,
.site-nav a:focus-visible::after {
  inset-inline: 0;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.language-picker {
  position: relative;
}

.language-picker summary {
  min-height: 48px;
  display: grid;
  place-items: center;
  padding: 0 14px;
  color: rgba(255, 255, 255, 0.84);
  border: 1px solid var(--white-line);
  border-radius: 12px;
  cursor: pointer;
  list-style: none;
  font-size: 0.82rem;
  font-weight: 800;
}

.language-picker summary::-webkit-details-marker {
  display: none;
}

.language-list {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  width: 190px;
  max-height: min(440px, 70vh);
  overflow: auto;
  padding: 8px;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
}

.language-list a {
  display: block;
  padding: 10px 12px;
  border-radius: 9px;
}

.language-list a:hover,
.language-list a[aria-current="true"] {
  color: var(--navy);
  background: var(--surface);
}

.button {
  min-height: 52px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 22px;
  color: var(--deep);
  background: var(--cyan);
  border: 1px solid var(--cyan);
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(53, 208, 224, 0.18);
  font-weight: 900;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  background: #5addE9;
  box-shadow: 0 14px 34px rgba(53, 208, 224, 0.28);
}

.button-small {
  min-height: 48px;
  padding-inline: 16px;
  font-size: 0.86rem;
}

.button-ghost {
  color: #fff;
  background: transparent;
  border-color: rgba(255, 255, 255, 0.28);
  box-shadow: none;
}

.button-ghost:hover,
.button-ghost:focus-visible {
  background: rgba(255, 255, 255, 0.08);
}

.menu-button {
  display: none;
}

.section-dark {
  position: relative;
  overflow: hidden;
  color: #fff;
  background:
    radial-gradient(circle at 75% 25%, rgba(53, 208, 224, 0.14), transparent 30%),
    linear-gradient(145deg, var(--deep), #0d2147 64%, #102958);
}

.section-light {
  background: #fff;
}

.section-snow {
  background: var(--snow);
}

.hero {
  min-height: 860px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(480px, 0.9fr);
  align-items: center;
  gap: clamp(44px, 7vw, 110px);
  padding: 150px max(24px, calc((100vw - var(--max)) / 2)) 90px;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.24;
  background-image: radial-gradient(rgba(255, 255, 255, 0.4) 0.7px, transparent 0.7px);
  background-size: 28px 28px;
  mask-image: linear-gradient(to right, transparent, #000 30%, #000);
}

.hero-copy,
.hero-stage {
  position: relative;
  z-index: 2;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 900;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

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

h1 {
  max-width: 760px;
  margin-bottom: 24px;
  font-size: clamp(2.75rem, 5.4vw, 5.2rem);
  line-height: 0.99;
  letter-spacing: -0.055em;
}

h2 {
  margin-bottom: 20px;
  font-size: clamp(2.1rem, 4.2vw, 4rem);
  line-height: 1.04;
  letter-spacing: -0.045em;
}

h3 {
  line-height: 1.16;
  letter-spacing: -0.025em;
}

.lede {
  max-width: 700px;
  margin-bottom: 30px;
  color: rgba(255, 255, 255, 0.72);
  font-size: clamp(1.08rem, 1.6vw, 1.3rem);
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.hero-pills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin: 46px 0 0;
  padding: 0;
  list-style: none;
}

.hero-pills li {
  min-height: 88px;
  padding: 14px;
  color: rgba(255, 255, 255, 0.78);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid var(--white-line);
  border-radius: 14px;
  font-size: 0.82rem;
  font-weight: 800;
}

.hero-pills span {
  display: block;
  margin-bottom: 9px;
  color: var(--cyan);
  font-size: 0.68rem;
}

.hero-stage {
  min-height: 610px;
}

.stage-glow {
  position: absolute;
  width: 540px;
  height: 540px;
  right: -20px;
  top: 20px;
  background: radial-gradient(circle, rgba(53, 208, 224, 0.22), transparent 66%);
  filter: blur(16px);
}

.desktop-shell {
  position: absolute;
  width: min(590px, 98%);
  right: -80px;
  top: 70px;
  overflow: hidden;
  color: var(--ink);
  background: #f6f8fc;
  border: 8px solid #16284e;
  border-radius: 24px;
  box-shadow: 0 44px 100px rgba(0, 0, 0, 0.34);
  transform: perspective(1000px) rotateY(-7deg) rotateX(2deg);
}

.desktop-top {
  height: 42px;
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 0 14px;
  color: #fff;
  background: var(--navy);
  font-size: 0.67rem;
}

.desktop-top i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
}

.desktop-top span {
  margin-left: 10px;
  font-weight: 800;
}

.desktop-body {
  min-height: 360px;
  display: grid;
  grid-template-columns: 72px 1fr;
}

.mini-sidebar {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 22px;
  padding: 22px 0;
  color: #fff;
  background: #0c1d40;
}

.mini-sidebar b {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 12px;
  color: var(--cyan);
}

.mini-sidebar i {
  width: 22px;
  height: 7px;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.18);
}

.desktop-content {
  padding: 42px;
}

.desktop-content p {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.desktop-content strong {
  font-size: 3.2rem;
  color: var(--navy);
}

.progress {
  height: 12px;
  margin: 22px 0 34px;
  overflow: hidden;
  background: #dce4f0;
  border-radius: 12px;
}

.progress span {
  width: 64%;
  height: 100%;
  display: block;
  background: linear-gradient(90deg, var(--cyan), #57e69c);
}

.mini-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

.mini-grid i {
  height: 94px;
  background: #fff;
  border: 1px solid #dfe6f1;
  border-radius: 16px;
}

.hero-phone {
  position: absolute;
  z-index: 3;
  width: 235px;
  height: 510px;
  left: -20px;
  bottom: 0;
  overflow: hidden;
  background: #050a14;
  border: 9px solid #071126;
  border-radius: 38px;
  box-shadow: 0 34px 90px rgba(0, 0, 0, 0.46);
  transform: rotate(-3deg);
}

.hero-phone::before {
  content: "";
  position: absolute;
  z-index: 2;
  width: 78px;
  height: 18px;
  top: 7px;
  left: 50%;
  transform: translateX(-50%);
  background: #050a14;
  border-radius: 0 0 12px 12px;
}

.hero-phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.float-card {
  position: absolute;
  z-index: 4;
  min-width: 142px;
  padding: 15px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.95);
  border: 1px solid rgba(255, 255, 255, 0.65);
  border-radius: 16px;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.22);
  backdrop-filter: blur(12px);
}

.float-card small,
.float-card span {
  display: block;
  color: var(--muted);
  font-size: 0.63rem;
  font-weight: 900;
  letter-spacing: 0.09em;
}

.float-card strong {
  display: block;
  margin: 5px 0 2px;
  color: var(--navy);
  font-size: 1.2rem;
}

.float-question {
  left: 180px;
  bottom: 38px;
}

.float-plan {
  right: -35px;
  top: 28px;
}

.orbit {
  position: absolute;
  pointer-events: none;
  border: 1px solid rgba(53, 208, 224, 0.17);
  border-radius: 50%;
}

.orbit-one {
  width: 740px;
  height: 740px;
  right: -170px;
  top: 60px;
}

.orbit-two {
  width: 980px;
  height: 980px;
  right: -310px;
  top: -60px;
}

.method,
.proof,
.ecosystem,
.ages,
.trust,
.content-hub {
  padding: 120px max(24px, calc((100vw - var(--max)) / 2));
}

.section-heading {
  max-width: 780px;
  margin-bottom: 58px;
}

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

.section-heading > p:last-child {
  max-width: 690px;
  color: var(--muted);
  font-size: 1.08rem;
}

.section-dark .section-heading > p:last-child {
  color: rgba(255, 255, 255, 0.67);
}

.method-grid,
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.method-grid article,
.steps-grid article {
  min-height: 265px;
  padding: 34px;
  background: #fff;
}

.method-grid article + article,
.steps-grid article + article {
  border-left: 1px solid var(--line);
}

.method-grid span,
.steps-grid span,
.experience-grid article > span {
  display: inline-block;
  margin-bottom: 50px;
  color: var(--cyan);
  font-size: 0.75rem;
  font-weight: 900;
}

.method-grid h3,
.steps-grid h3 {
  margin-bottom: 12px;
  color: var(--navy);
  font-size: 1.35rem;
}

.method-grid p,
.steps-grid p {
  color: var(--muted);
}

.screen-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 34px;
}

.screen-tabs button {
  min-height: 48px;
  padding: 0 20px;
  color: var(--muted);
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 12px;
  cursor: pointer;
  font-weight: 850;
}

.screen-tabs button.is-active {
  color: #fff;
  background: var(--navy);
  border-color: var(--navy);
}

.screen-showcase {
  min-height: 650px;
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(340px, 0.8fr);
  align-items: center;
  gap: clamp(50px, 8vw, 130px);
  padding: 60px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.screen-card {
  display: none;
  margin: 0;
  text-align: center;
}

.screen-card.is-active {
  display: block;
  animation: screen-in 340ms ease both;
}

@keyframes screen-in {
  from { opacity: 0; transform: translateY(12px) scale(0.98); }
  to { opacity: 1; transform: none; }
}

.phone-frame {
  width: min(300px, 100%);
  height: 560px;
  margin: auto;
  overflow: hidden;
  background: #040913;
  border: 10px solid #071126;
  border-radius: 40px;
  box-shadow: 0 30px 60px rgba(7, 17, 38, 0.24);
}

.phone-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top;
}

.screen-card figcaption {
  margin-top: 16px;
  color: var(--muted);
  font-size: 0.82rem;
}

.screen-copy h3 {
  max-width: 490px;
  margin-top: 20px;
  font-size: clamp(2rem, 3vw, 3.1rem);
}

.screen-copy p {
  color: var(--muted);
  font-size: 1.1rem;
}

.screen-copy a,
.eco-note a,
.trust-card a,
.package-cta a {
  display: inline-flex;
  gap: 12px;
  margin-top: 18px;
  color: var(--navy);
  font-weight: 900;
}

.screen-copy a span,
.eco-note a span,
.trust-card a span {
  color: var(--cyan);
}

.status {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 10px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 900;
}

.status-today {
  color: #126536;
  background: #dff5e7;
}

.status-dev {
  color: #005963;
  background: #d7f5f8;
}

.status-plan {
  color: #755000;
  background: #fff0c6;
}

.eco-layout {
  display: grid;
  grid-template-columns: 220px minmax(460px, 1fr) 220px;
  align-items: center;
  gap: 44px;
}

.eco-choices {
  display: grid;
  gap: 8px;
}

.eco-choice {
  min-height: 64px;
  display: grid;
  grid-template-columns: 32px 1fr;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  color: rgba(255, 255, 255, 0.64);
  text-align: left;
  background: transparent;
  border: 1px solid transparent;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 850;
}

.eco-choice span {
  color: rgba(53, 208, 224, 0.62);
  font-size: 0.68rem;
}

.eco-choice:hover,
.eco-choice.is-active {
  color: #fff;
  background: rgba(255, 255, 255, 0.06);
  border-color: var(--white-line);
}

.family-orbit {
  position: relative;
  min-height: 560px;
}

.home-boundary {
  position: absolute;
  inset: 45px;
  border: 1px solid rgba(53, 208, 224, 0.24);
  border-radius: 50%;
}

.home-boundary::before,
.home-boundary::after {
  content: "";
  position: absolute;
  inset: 12%;
  border: 1px dashed rgba(255, 255, 255, 0.12);
  border-radius: 50%;
}

.home-boundary::after {
  inset: 29%;
  border-style: solid;
}

.eco-center,
.eco-node {
  position: absolute;
  display: grid;
  place-items: center;
  text-align: center;
}

.eco-center {
  width: 160px;
  height: 160px;
  left: 50%;
  top: 50%;
  gap: 8px;
  transform: translate(-50%, -50%);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(53, 208, 224, 0.34);
  border-radius: 50%;
  box-shadow: 0 0 70px rgba(53, 208, 224, 0.14);
}

.eco-center img {
  width: 70px;
}

.eco-center b {
  max-width: 120px;
  font-size: 0.76rem;
}

.eco-node {
  width: 128px;
  min-height: 112px;
  padding: 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.94);
  border-radius: 20px;
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.25);
  transition: transform 260ms ease;
}

.family-orbit.is-pulsing .eco-node {
  animation: node-pulse 500ms ease;
}

@keyframes node-pulse {
  50% { transform: scale(1.06); }
}

.eco-node small {
  color: var(--muted);
  font-size: 0.59rem;
  letter-spacing: 0.12em;
}

.eco-node strong {
  color: var(--navy);
  font-size: 1.8rem;
}

.eco-node span {
  color: var(--muted);
  font-size: 0.65rem;
}

.node-tv {
  width: 190px;
  left: 50%;
  top: 22px;
  transform: translateX(-50%);
}

.node-parent {
  left: 18px;
  bottom: 70px;
}

.node-child {
  right: 18px;
  bottom: 70px;
}

.eco-note {
  padding: 22px;
  color: rgba(255, 255, 255, 0.68);
  border-left: 1px solid var(--white-line);
}

.eco-note a {
  color: #fff;
}

.age-layout {
  display: grid;
  grid-template-columns: 0.75fr 1fr;
  gap: 50px;
  align-items: stretch;
}

.age-buttons {
  display: grid;
  gap: 10px;
}

.age-button {
  min-height: 86px;
  display: grid;
  grid-template-columns: 74px 1fr;
  align-items: center;
  padding: 12px 18px;
  color: var(--muted);
  text-align: left;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 16px;
  cursor: pointer;
}

.age-button strong {
  color: var(--navy);
  font-size: 1.35rem;
}

.age-button span {
  font-weight: 750;
}

.age-button.is-active {
  color: var(--ink);
  background: #fff;
  border-color: rgba(53, 208, 224, 0.7);
  box-shadow: 0 14px 40px rgba(15, 33, 73, 0.08);
}

.age-preview {
  position: relative;
  min-height: 400px;
  display: grid;
  grid-template-columns: 0.65fr 1fr;
  align-items: center;
  gap: 30px;
  overflow: hidden;
  padding: 54px;
  color: #fff;
  background: var(--navy);
  border-radius: var(--radius-xl);
}

.age-preview::before {
  content: "";
  position: absolute;
  width: 420px;
  height: 420px;
  left: -150px;
  border: 1px solid rgba(53, 208, 224, 0.28);
  border-radius: 50%;
}

.age-mascot {
  position: relative;
  z-index: 2;
  transition: transform 260ms ease, opacity 260ms ease;
}

.age-mascot img {
  width: 150px;
  margin: auto;
}

.age-copy {
  position: relative;
  z-index: 2;
}

.age-copy small,
.age-copy strong {
  display: block;
}

.age-copy small {
  color: var(--cyan);
  font-weight: 900;
}

.age-copy strong {
  margin: 9px 0 26px;
  font-size: 2rem;
}

.age-copy i {
  width: 100%;
  height: 12px;
  display: block;
  margin-top: 12px;
  background: rgba(255, 255, 255, 0.13);
  border-radius: 8px;
}

.age-copy i:nth-of-type(2) {
  width: 76%;
}

.age-copy i:nth-of-type(3) {
  width: 46%;
}

.age-preview.age-1 .age-mascot {
  transform: scale(0.85);
}

.age-preview.age-2 .age-mascot {
  transform: scale(0.65);
  opacity: 0.72;
}

.age-preview.age-3 {
  background: #111b30;
}

.age-preview.age-3 .age-mascot {
  transform: scale(0.35);
  opacity: 0;
}

.trust-card {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 70px;
  padding: clamp(38px, 6vw, 76px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
}

.trust-card > div > p:last-of-type {
  max-width: 650px;
  color: var(--muted);
  font-size: 1.08rem;
}

.trust-card ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.trust-card li {
  min-height: 106px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: 18px;
  color: var(--navy);
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: 16px;
  font-weight: 850;
}

.trust-card li span {
  width: 22px;
  height: 22px;
  display: block;
  border: 6px solid var(--cyan);
  border-radius: 50%;
}

.package-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.package-grid article {
  min-height: 240px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 28px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 22px;
}

.package-grid small {
  margin-bottom: auto;
  color: var(--muted);
  font-weight: 850;
}

.package-grid h3 {
  margin-bottom: 8px;
  color: var(--navy);
  font-size: 1.6rem;
}

.package-grid p {
  color: var(--muted);
}

.package-grid article > span {
  align-self: flex-start;
  padding: 5px 9px;
  color: #126536;
  background: #dff5e7;
  border-radius: 99px;
  font-size: 0.7rem;
  font-weight: 900;
}

.package-grid .package-cta {
  color: #fff;
  background: var(--navy);
}

.package-cta h3,
.package-cta a {
  color: #fff;
}

.final-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 120px 24px;
  text-align: center;
}

.final-cta h2 {
  max-width: 900px;
  margin-top: 25px;
}

.final-cta p {
  max-width: 650px;
  color: rgba(255, 255, 255, 0.68);
  font-size: 1.12rem;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 50px;
  padding: 70px max(24px, calc((100vw - var(--max)) / 2)) 36px;
  color: rgba(255, 255, 255, 0.7);
  background: #050c1b;
  border-top: 1px solid var(--white-line);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.footer-brand strong,
.footer-brand span {
  display: block;
}

.footer-brand strong {
  color: #fff;
  font-size: 1.25rem;
}

.footer-brand span {
  max-width: 500px;
  font-size: 0.88rem;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 0.86rem;
  font-weight: 800;
}

.site-footer > p {
  grid-column: 1 / -1;
  margin: 24px 0 0;
  padding-top: 24px;
  border-top: 1px solid var(--white-line);
  font-size: 0.76rem;
}

.intro {
  position: fixed;
  z-index: 3000;
  inset: 0;
  display: grid;
  place-content: center;
  place-items: center;
  gap: 18px;
  color: #fff;
  background: var(--deep);
  transition: opacity 380ms ease, visibility 380ms ease;
}

.intro img {
  width: 150px;
  animation: intro-logo 1.05s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.intro > span {
  font-size: 1.6rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.intro button {
  position: absolute;
  right: 22px;
  top: 22px;
  min-width: 58px;
  min-height: 48px;
  color: rgba(255, 255, 255, 0.75);
  background: transparent;
  border: 1px solid var(--white-line);
  border-radius: 12px;
  cursor: pointer;
}

.intro.is-hidden {
  opacity: 0;
  visibility: hidden;
}

@keyframes intro-logo {
  0% { opacity: 0; transform: scale(0.78); filter: blur(8px); }
  58% { opacity: 1; transform: scale(1.08); filter: blur(0); }
  100% { transform: scale(1); }
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 600ms ease, transform 600ms ease;
}

.reveal.is-visible {
  opacity: 1;
  transform: none;
}

.inner-main {
  min-height: 70vh;
}

.inner-hero {
  min-height: 520px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 150px max(24px, calc((100vw - var(--max)) / 2)) 88px;
}

.inner-hero h1 {
  max-width: 920px;
}

.inner-hero > p:last-child {
  max-width: 700px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 1.2rem;
}

.inner-content {
  min-height: 420px;
  padding: 100px max(24px, calc((100vw - var(--max)) / 2));
}

.inner-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
  padding: 70px max(24px, calc((100vw - var(--max)) / 2));
}

.inner-cta h2 {
  max-width: 740px;
  margin: 0;
  font-size: clamp(1.8rem, 3vw, 3rem);
}

.experience-grid,
.age-detail-grid,
.status-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 48px;
}

.experience-grid article,
.age-detail-grid article,
.status-grid article {
  min-height: 230px;
  padding: 28px;
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: 22px;
}

.experience-grid h3,
.age-detail-grid h3,
.status-grid h3 {
  margin-top: 18px;
  color: var(--navy);
  font-size: 1.35rem;
}

.experience-grid p,
.age-detail-grid p,
.status-grid p {
  color: var(--muted);
}

.age-detail-grid {
  grid-template-columns: repeat(4, 1fr);
}

.age-detail-grid strong {
  color: var(--cyan);
  font-size: 1.8rem;
}

.library-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 26px;
}

.library-toolbar button {
  min-height: 48px;
  padding: 0 18px;
  color: var(--navy);
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: 12px;
  font-weight: 850;
}

.download-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  padding: 44px;
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: 24px;
}

.download-card h3 {
  margin: 18px 0 8px;
  color: var(--navy);
  font-size: 2rem;
}

.download-card p,
.honesty-note {
  color: var(--muted);
}

.honesty-note {
  margin-top: 22px;
}

.contact-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 42px;
  color: #fff;
  background: var(--navy);
  border-radius: 24px;
}

.contact-card span {
  color: var(--cyan);
  font-weight: 850;
}

.contact-card a {
  font-size: clamp(1.2rem, 3vw, 2.3rem);
  font-weight: 900;
}

.faq-grid {
  display: grid;
  gap: 10px;
  margin-top: 36px;
}

.faq-grid details {
  padding: 20px 22px;
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.faq-grid summary {
  cursor: pointer;
  color: var(--navy);
  font-weight: 850;
}

.faq-grid p {
  margin: 14px 0 0;
  color: var(--muted);
}

.guide-heading {
  max-width: 790px;
  margin-bottom: 52px;
}

.guide-heading h2 {
  margin: 8px 0 14px;
  color: var(--navy);
}

.guide-heading > p:last-child {
  color: var(--muted);
  font-size: 1.1rem;
}

.guide-grid {
  display: grid;
  gap: 20px;
}

.guide-card {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(330px, 0.9fr);
  min-height: 390px;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 28px;
  box-shadow: 0 20px 55px rgba(7, 17, 38, 0.07);
}

.guide-copy {
  padding: 38px 42px;
}

.guide-number {
  color: var(--cyan);
  font-size: 0.8rem;
  font-weight: 950;
  letter-spacing: 0.13em;
}

.guide-copy h3 {
  margin: 10px 0 25px;
  color: var(--navy);
  font-size: clamp(1.7rem, 3vw, 2.35rem);
}

.guide-copy dl,
.guide-copy dd {
  margin: 0;
}

.guide-copy dl {
  display: grid;
  gap: 17px;
}

.guide-copy dl div {
  padding-top: 14px;
  border-top: 1px solid var(--line);
}

.guide-copy dt {
  margin-bottom: 4px;
  color: var(--navy);
  font-size: 0.76rem;
  font-weight: 950;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.guide-copy dd {
  color: var(--muted);
}

.mini-demo {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 390px;
  overflow: hidden;
  background:
    radial-gradient(circle at 75% 18%, rgba(53, 208, 224, 0.3), transparent 28%),
    linear-gradient(145deg, var(--navy), var(--deep));
}

.mini-demo::before {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
}

.demo-ring {
  position: relative;
  display: grid;
  place-items: center;
  width: 150px;
  height: 150px;
  color: #fff;
  border: 12px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--cyan);
  border-radius: 50%;
  animation: guide-ring 3.4s ease-in-out infinite;
}

.demo-ring b {
  font-size: 2.8rem;
  line-height: 1;
}

.demo-ring small {
  color: rgba(255, 255, 255, 0.65);
}

.demo-actions {
  position: absolute;
  bottom: 54px;
  display: flex;
  gap: 10px;
}

.demo-actions i {
  width: 68px;
  height: 12px;
  background: var(--cyan);
  border-radius: 999px;
  animation: guide-pulse 2.2s ease-in-out infinite;
}

.demo-actions i + i {
  width: 42px;
  background: rgba(255, 255, 255, 0.3);
  animation-delay: 0.25s;
}

.demo-pin {
  position: absolute;
  top: 86px;
  display: flex;
  gap: 13px;
}

.demo-pin i {
  width: 16px;
  height: 16px;
  background: var(--cyan);
  border-radius: 50%;
  animation: guide-pin 2.8s both infinite;
}

.demo-pin i:nth-child(2) { animation-delay: 0.2s; }
.demo-pin i:nth-child(3) { animation-delay: 0.4s; }
.demo-pin i:nth-child(4) { animation-delay: 0.6s; }

.demo-panels {
  display: grid;
  grid-template-columns: repeat(3, 66px);
  gap: 10px;
  margin-top: 75px;
}

.demo-panels i {
  height: 88px;
  background: rgba(255, 255, 255, 0.13);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  animation: guide-rise 2.8s ease-in-out infinite;
}

.demo-panels i:nth-child(2) { animation-delay: 0.2s; }
.demo-panels i:nth-child(3) { animation-delay: 0.4s; }

.demo-rule {
  z-index: 1;
  display: grid;
  gap: 20px;
  width: 220px;
}

.demo-rule span {
  position: relative;
  height: 13px;
  background: rgba(255, 255, 255, 0.15);
  border-radius: 999px;
}

.demo-rule i {
  position: absolute;
  top: -6px;
  left: 0;
  width: 25px;
  height: 25px;
  background: var(--cyan);
  border-radius: 50%;
  animation: guide-slider 3.2s ease-in-out infinite;
}

.demo-rule span:nth-child(2) i { animation-delay: 0.4s; }
.demo-rule span:nth-child(3) i { animation-delay: 0.8s; }

.demo-save {
  position: absolute;
  right: 54px;
  bottom: 48px;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: var(--deep);
  background: var(--gold);
  border-radius: 14px;
  animation: guide-save 3.2s ease-in-out infinite;
}

.demo-bars {
  z-index: 1;
  display: flex;
  align-items: flex-end;
  gap: 11px;
  height: 170px;
}

.demo-bars i {
  width: 19px;
  height: 35%;
  background: var(--cyan);
  border-radius: 6px 6px 2px 2px;
  animation: guide-bar 2.7s ease-in-out infinite alternate;
}

.demo-bars i:nth-child(2) { height: 70%; animation-delay: 0.15s; }
.demo-bars i:nth-child(3) { height: 52%; animation-delay: 0.3s; }
.demo-bars i:nth-child(4) { height: 90%; animation-delay: 0.45s; }
.demo-bars i:nth-child(5) { height: 62%; animation-delay: 0.6s; }
.demo-bars i:nth-child(6) { height: 78%; animation-delay: 0.75s; }
.demo-bars i:nth-child(7) { height: 46%; animation-delay: 0.9s; }

.demo-tabs {
  position: absolute;
  bottom: 48px;
  display: flex;
  gap: 8px;
}

.demo-tabs i {
  width: 52px;
  height: 8px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 999px;
}

.demo-tabs i:first-child {
  background: var(--gold);
}

.demo-question {
  z-index: 1;
  color: #fff;
  text-align: center;
}

.demo-question b {
  display: block;
  margin-bottom: 22px;
  font-size: 2.5rem;
}

.demo-question span {
  display: flex;
  gap: 10px;
}

.demo-question i {
  display: grid;
  place-items: center;
  width: 64px;
  height: 52px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 12px;
  font-style: normal;
}

.demo-question i:nth-child(2) {
  animation: guide-answer 3s ease-in-out infinite;
}

.demo-reward {
  position: absolute;
  top: 58px;
  right: 58px;
  color: var(--gold);
  font-size: 1.5rem;
  font-weight: 950;
  animation: guide-reward 3s ease-out infinite;
}

.demo-coins {
  position: absolute;
  top: 68px;
  display: flex;
  gap: 7px;
}

.demo-coins i {
  width: 20px;
  height: 20px;
  background: var(--gold);
  border-radius: 50%;
  animation: guide-coin 2.6s ease-in-out infinite;
}

.demo-coins i:nth-child(2) { animation-delay: 0.25s; }
.demo-coins i:nth-child(3) { animation-delay: 0.5s; }

.demo-items {
  z-index: 1;
  display: flex;
  gap: 12px;
  margin-top: 55px;
}

.demo-items i {
  width: 72px;
  height: 92px;
  background: rgba(255, 255, 255, 0.11);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 17px;
}

.demo-items i:nth-child(2) {
  background: rgba(53, 208, 224, 0.28);
  animation: guide-item 2.6s ease-in-out infinite;
}

.section-divider {
  height: 1px;
  margin: 88px 0;
  background: var(--line);
}

.content-download {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 48px;
  padding: 42px;
  color: #fff;
  background: var(--navy);
  border-radius: 28px;
}

.content-download h2 {
  margin: 14px 0 8px;
  font-size: clamp(1.8rem, 4vw, 3rem);
}

.content-download p {
  max-width: 720px;
  margin: 0;
  color: rgba(255, 255, 255, 0.7);
}

.direct-download {
  min-width: 175px;
  white-space: nowrap;
}

.direct-download.is-loading {
  pointer-events: none;
  opacity: 0.7;
}

.direct-download.is-ready {
  color: #fff;
  background: var(--success);
}

.direct-download.is-error {
  color: #fff;
  background: #a43131;
}

.update-list {
  display: grid;
  gap: 18px;
}

.update-list article,
.roadmap-note {
  padding: 36px;
  background: var(--snow);
  border: 1px solid var(--line);
  border-radius: 22px;
}

.update-list time {
  margin-right: 14px;
  color: var(--muted);
  font-weight: 850;
}

.update-list h2,
.roadmap-note h2 {
  margin: 20px 0 8px;
  color: var(--navy);
  font-size: 1.65rem;
}

.update-list p,
.roadmap-note p {
  color: var(--muted);
}

.roadmap-note {
  margin-top: 34px;
}

.age-detail-grid ul {
  margin: 20px 0 0;
  padding-left: 20px;
  color: var(--muted);
}

.age-detail-grid li + li {
  margin-top: 9px;
}

@keyframes guide-ring {
  0%, 100% { transform: rotate(-10deg) scale(0.96); }
  50% { transform: rotate(18deg) scale(1.03); }
}

@keyframes guide-pulse {
  0%, 100% { transform: scaleX(0.8); opacity: 0.65; }
  50% { transform: scaleX(1); opacity: 1; }
}

@keyframes guide-pin {
  0%, 18% { transform: scale(0); opacity: 0; }
  35%, 100% { transform: scale(1); opacity: 1; }
}

@keyframes guide-rise {
  0%, 25% { transform: translateY(22px); opacity: 0; }
  50%, 100% { transform: translateY(0); opacity: 1; }
}

@keyframes guide-slider {
  0%, 20%, 100% { transform: translateX(0); }
  55%, 80% { transform: translateX(195px); }
}

@keyframes guide-save {
  0%, 65% { transform: scale(0.8); opacity: 0.35; }
  75%, 90% { transform: scale(1); opacity: 1; }
}

@keyframes guide-bar {
  from { transform: scaleY(0.45); transform-origin: bottom; opacity: 0.5; }
  to { transform: scaleY(1); transform-origin: bottom; opacity: 1; }
}

@keyframes guide-answer {
  0%, 42%, 100% { color: #fff; background: rgba(255, 255, 255, 0.12); transform: scale(1); }
  55%, 82% { color: var(--deep); background: var(--cyan); transform: scale(1.08); }
}

@keyframes guide-reward {
  0%, 45% { transform: translateY(16px); opacity: 0; }
  60%, 82% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(-12px); opacity: 0; }
}

@keyframes guide-coin {
  0%, 100% { transform: translateY(0) rotateY(0); }
  50% { transform: translateY(-10px) rotateY(180deg); }
}

@keyframes guide-item {
  0%, 100% { transform: translateY(0); box-shadow: none; }
  50% { transform: translateY(-10px); box-shadow: 0 14px 30px rgba(53, 208, 224, 0.3); }
}

@media (max-width: 1080px) {
  .site-header {
    grid-template-columns: auto auto 1fr;
  }

  .menu-button {
    width: 48px;
    height: 48px;
    display: grid;
    place-content: center;
    gap: 4px;
    color: #fff;
    background: transparent;
    border: 1px solid var(--white-line);
    border-radius: 12px;
  }

  .menu-button span {
    width: 20px;
    height: 2px;
    background: currentColor;
  }

  .menu-button b {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }

  .site-nav {
    position: fixed;
    inset: 76px 16px auto;
    display: none;
    padding: 14px;
    background: #0a1731;
    border: 1px solid var(--white-line);
    border-radius: 18px;
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: grid;
  }

  .site-nav a {
    min-height: 48px;
    display: flex;
    align-items: center;
    padding: 0 14px;
    border-radius: 10px;
  }

  .site-nav a:hover {
    background: rgba(255, 255, 255, 0.06);
  }

  .site-nav a::after {
    display: none;
  }

  .header-actions {
    justify-self: end;
  }

  .hero {
    min-height: auto;
    grid-template-columns: 1fr;
    padding-top: 140px;
  }

  .hero-copy {
    max-width: 790px;
  }

  .hero-stage {
    width: min(760px, 100%);
    justify-self: center;
  }

  .eco-layout {
    grid-template-columns: 190px 1fr;
  }

  .eco-note {
    grid-column: 1 / -1;
    border-left: 0;
    border-top: 1px solid var(--white-line);
  }

  .age-detail-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .guide-card {
    grid-template-columns: 1fr;
  }

  .mini-demo {
    min-height: 330px;
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 68px;
    grid-template-columns: auto auto 1fr;
    gap: 8px;
    padding-inline: 14px;
  }

  .brand span,
  .header-actions .button {
    display: none;
  }

  .brand img {
    width: 42px;
    height: 42px;
  }

  .language-picker summary {
    padding-inline: 10px;
    max-width: 98px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .site-nav {
    inset-block-start: 70px;
  }

  .hero {
    gap: 32px;
    padding: 120px 18px 70px;
  }

  h1 {
    font-size: clamp(2.55rem, 12.5vw, 4rem);
  }

  h2 {
    font-size: clamp(2rem, 10vw, 3rem);
  }

  .hero-pills {
    grid-template-columns: 1fr;
    margin-top: 32px;
  }

  .hero-pills li {
    min-height: 64px;
  }

  .hero-stage {
    min-height: 470px;
  }

  .desktop-shell {
    width: 94%;
    right: -50px;
    top: 35px;
  }

  .desktop-body {
    min-height: 280px;
    grid-template-columns: 52px 1fr;
  }

  .desktop-content {
    padding: 25px;
  }

  .mini-grid i {
    height: 60px;
  }

  .hero-phone {
    width: 180px;
    height: 390px;
    left: 0;
  }

  .float-card {
    min-width: 118px;
    padding: 11px;
  }

  .float-question {
    left: 145px;
  }

  .float-plan {
    right: 0;
    top: 6px;
  }

  .method,
  .proof,
  .ecosystem,
  .ages,
  .trust,
  .content-hub {
    padding: 86px 18px;
  }

  .section-heading {
    margin-bottom: 38px;
  }

  .method-grid,
  .steps-grid,
  .experience-grid,
  .status-grid,
  .age-detail-grid,
  .package-grid {
    grid-template-columns: 1fr;
  }

  .method-grid article,
  .steps-grid article {
    min-height: 210px;
  }

  .method-grid article + article,
  .steps-grid article + article {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .method-grid span,
  .steps-grid span {
    margin-bottom: 28px;
  }

  .screen-tabs {
    justify-content: flex-start;
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .screen-showcase {
    min-height: auto;
    grid-template-columns: 1fr;
    gap: 45px;
    padding: 30px 18px;
  }

  .phone-frame {
    height: 520px;
  }

  .eco-layout {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .eco-choices {
    grid-template-columns: repeat(5, minmax(150px, 1fr));
    overflow-x: auto;
    padding-bottom: 8px;
  }

  .family-orbit {
    min-height: 470px;
  }

  .home-boundary {
    inset: 48px 8px;
  }

  .node-parent {
    left: 0;
  }

  .node-child {
    right: 0;
  }

  .age-layout,
  .age-preview,
  .trust-card {
    grid-template-columns: 1fr;
  }

  .age-preview {
    min-height: 450px;
    text-align: center;
  }

  .age-mascot img {
    width: 120px;
  }

  .trust-card {
    gap: 36px;
    padding: 32px 20px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    padding-inline: 18px;
  }

  .footer-links {
    flex-wrap: wrap;
  }

  .inner-hero {
    min-height: 430px;
    padding: 125px 18px 70px;
  }

  .inner-content {
    padding: 76px 18px;
  }

  .inner-cta,
  .download-card,
  .contact-card,
  .content-download {
    align-items: flex-start;
    flex-direction: column;
    padding: 32px 18px;
  }

  .guide-card {
    min-height: 0;
    border-radius: 22px;
  }

  .guide-copy {
    padding: 30px 22px;
  }

  .mini-demo {
    min-height: 310px;
  }

  .section-divider {
    margin: 65px 0;
  }
}

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

  .intro {
    display: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}