:root {
  --ink: #071e50;
  --muted: #61718c;
  --paper: #e7ecef;
}
* {
  box-sizing: border-box;
}
html {
  background: var(--paper);
}
body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  font-family: Inter, Arial, Helvetica, sans-serif;
  background-color: var(--paper);
  background-image:
    linear-gradient(
      118deg,
      transparent 0 49.82%,
      rgba(63, 83, 106, 0.075) 49.9% 50.08%,
      transparent 50.16%
    ),
    linear-gradient(
      28deg,
      transparent 0 49.86%,
      rgba(255, 255, 255, 0.72) 49.94% 50.06%,
      transparent 50.14%
    ),
    repeating-linear-gradient(
      90deg,
      rgba(76, 95, 114, 0.035) 0 1px,
      transparent 1px 86px
    ),
    repeating-linear-gradient(
      0deg,
      rgba(76, 95, 114, 0.03) 0 1px,
      transparent 1px 86px
    );
  background-size:
    620px 620px,
    760px 760px,
    86px 86px,
    86px 86px;
  background-position:
    center top,
    center 80px,
    0 0,
    0 0;
}
a {
  color: inherit;
}
.home-nav {
  min-height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 7px clamp(18px, 5vw, 70px);
  background: rgba(244, 247, 248, 0.84);
  border-bottom: 1px solid rgba(99, 117, 134, 0.2);
  backdrop-filter: blur(15px);
}
.home-brand {
  display: flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  font-weight: 900;
  letter-spacing: 0.09em;
  font-size: 14px;
}
.home-brand img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}
.home-nav p {
  margin: 0;
  color: #708096;
  font-size: 13px;
  font-weight: 700;
}
.home-main {
  width: min(1240px, calc(100% - 34px));
  margin: auto;
  padding: clamp(20px, 3.2vh, 32px) 0 18px;
}
.home-intro {
  max-width: 760px;
  text-align: center;
  margin: 0 auto 22px;
  animation: intro-in 0.85s cubic-bezier(0.22, 0.72, 0.28, 1) both;
}
.home-eyebrow,
.option-label {
  margin: 0 0 10px;
  font-size: 11px;
  letter-spacing: 0.18em;
  font-weight: 900;
}
.home-eyebrow {
  color: #2766bf;
}
.home-intro h1 {
  font:
    600 clamp(34px, 3.4vw, 50px)/1 Georgia,
    serif;
  letter-spacing: -0.045em;
  margin: 0 0 15px;
  white-space: nowrap;
}
.home-intro > p:last-child {
  max-width: 680px;
  margin: 0 auto;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.6;
}
.home-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.home-option {
  position: relative;
  min-height: 410px;
  border-radius: 30px;
  padding: 22px;
  overflow: hidden;
  text-decoration: none;
  display: flex;
  flex-direction: column;
  border: 1px solid rgba(255, 255, 255, 0.74);
  box-shadow: 0 22px 58px rgba(28, 48, 70, 0.16);
  transition:
    transform 0.32s ease,
    box-shadow 0.32s ease;
}
.home-option:hover {
  transform: translateY(-7px);
  box-shadow: 0 29px 68px rgba(28, 48, 70, 0.22);
}
.question-option {
  color: #fff;
  background: linear-gradient(150deg, #174f9b 0%, #0b2d69 62%, #071e50 100%);
  animation: question-in 1.45s 0.4s cubic-bezier(0.18, 0.8, 0.25, 1) both;
}
.explore-option {
  color: #fff;
  background: linear-gradient(150deg, #0d7075 0%, #094b57 62%, #052f39 100%);
  animation: explore-in 1.55s 0.95s cubic-bezier(0.18, 0.8, 0.25, 1) both;
}
.golden-option {
  color: #fff;
  background: linear-gradient(150deg, #875706 0%, #6c4304 58%, #422802 100%);
  animation: golden-in 1.65s 1.5s cubic-bezier(0.18, 0.8, 0.25, 1) both;
}
.home-option:before {
  content: "";
  position: absolute;
  width: 285px;
  height: 285px;
  border-radius: 50%;
  right: -125px;
  top: -130px;
  background: rgba(255, 255, 255, 0.08);
}
.option-visual {
  height: 155px;
  position: relative;
  display: grid;
  place-items: center;
  flex: none;
}
.earth-visual canvas {
  width: 100%;
  height: 100%;
}
.option-copy {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.option-label {
  color: rgba(255, 255, 255, 0.86);
}
.option-copy h2 {
  font:
    500 clamp(27px, 2.25vw, 36px)/1.08 Georgia,
    serif;
  letter-spacing: -0.035em;
  margin: 0 0 15px;
}
.option-copy h2 em {
  font-weight: 500;
  color: #c6d9ff;
}
.explore-option .option-copy h2 em {
  color: #a6eee6;
}
.golden-option .option-copy h2 em {
  color: #ffe29b;
}
.option-copy > p:not(.option-label) {
  margin: 0 0 21px;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
  line-height: 1.55;
}
.option-copy > span {
  margin-top: auto;
  align-self: flex-start;
  border: 1px solid rgba(255, 255, 255, 0.32);
  background: rgba(255, 255, 255, 0.12);
  border-radius: 99px;
  padding: 12px 16px;
  font-size: 13px;
  font-weight: 850;
  backdrop-filter: blur(7px);
}
.option-copy > span b {
  display: inline-block;
  margin-left: 8px;
  transition: transform 0.25s ease;
}
.home-option:hover .option-copy > span b {
  transform: translateX(4px);
}
.home-option:focus-visible {
  outline: 4px solid #071e50;
  outline-offset: 4px;
}
.explore-visual {
  width: 100%;
}
.explore-core {
  width: 68px;
  height: 68px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 34% 30%, #b8fff5, #44c9c0 50%, #0a6770);
  box-shadow:
    0 0 0 8px rgba(177, 255, 246, 0.08),
    0 0 42px rgba(109, 240, 226, 0.42);
  animation: core-breathe 3.3s ease-in-out infinite;
}
.explore-core span {
  font-size: 11px;
  font-weight: 950;
  letter-spacing: 0.12em;
  color: #063e48;
}
.explore-orbit {
  position: absolute;
  width: 150px;
  height: 150px;
  border: 1px solid rgba(190, 255, 246, 0.42);
  border-radius: 50%;
  animation: orbit 7s linear infinite;
}
.explore-orbit.orbit-two {
  width: 112px;
  height: 112px;
  transform: rotate(58deg);
  animation-duration: 5s;
  animation-direction: reverse;
}
.explore-orbit i {
  position: absolute;
  width: 11px;
  height: 11px;
  border-radius: 50%;
  background: #d2fff8;
  left: 17px;
  top: 9px;
  box-shadow: 0 0 16px rgba(201, 255, 247, 0.9);
}
.explore-orbit.orbit-two i {
  width: 8px;
  height: 8px;
  left: auto;
  right: -2px;
  top: 39px;
}
.explore-scan {
  position: absolute;
  width: 174px;
  height: 174px;
  border-radius: 50%;
  border-top: 2px solid rgba(205, 255, 249, 0.76);
  animation: orbit 4.2s linear infinite;
}
.golden-key {
  position: relative;
  width: 128px;
  height: 92px;
  transform: rotate(-34deg);
  filter: drop-shadow(0 10px 12px rgba(49, 28, 0, 0.27));
  animation: key-float 4s ease-in-out infinite;
}
.key-ring {
  position: absolute;
  left: 0;
  top: 7px;
  width: 58px;
  height: 58px;
  border: 15px solid #ffe08b;
  border-radius: 50%;
  box-shadow:
    inset 0 0 0 3px #a46805,
    0 0 22px rgba(255, 223, 128, 0.45);
}
.key-neck {
  position: absolute;
  width: 84px;
  height: 18px;
  border-radius: 8px;
  background: linear-gradient(#fff0ae, #d89a23);
  left: 45px;
  top: 28px;
}
.key-teeth {
  position: absolute;
  width: 25px;
  height: 33px;
  border-left: 12px solid #d89a23;
  border-bottom: 12px solid #d89a23;
  right: -3px;
  top: 37px;
}
.key-light {
  position: absolute;
  width: 150px;
  height: 150px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(255, 237, 171, 0.52),
    rgba(255, 210, 90, 0.08) 52%,
    transparent 72%
  );
  animation: light-breathe 3.5s ease-in-out infinite;
}
.spark {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #fff3bd;
  box-shadow: 0 0 14px #ffe09a;
  animation: spark 2.8s ease-in-out infinite;
}
.spark-one {
  left: 22%;
  top: 30%;
}
.spark-two {
  right: 23%;
  top: 20%;
  animation-delay: -0.8s;
}
.spark-three {
  right: 19%;
  bottom: 24%;
  animation-delay: -1.6s;
}
.spark-four {
  left: 30%;
  bottom: 17%;
  animation-delay: -2.2s;
}
.home-footer {
  text-align: center;
  color: #657489;
  font-size: 12px;
  padding: 0 18px 18px;
}
@keyframes intro-in {
  from {
    opacity: 0;
    transform: translateY(-18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes question-in {
  from {
    opacity: 0;
    transform: translateY(65px) scale(0.96);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes explore-in {
  from {
    opacity: 0;
    transform: translateX(-70px) rotate(-1.7deg);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes golden-in {
  from {
    opacity: 0;
    transform: scale(0.78) rotate(4deg);
  }
  to {
    opacity: 1;
    transform: none;
  }
}
@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}
@keyframes core-breathe {
  50% {
    transform: scale(1.1);
    box-shadow:
      0 0 0 13px rgba(177, 255, 246, 0.05),
      0 0 54px rgba(109, 240, 226, 0.58);
  }
}
@keyframes key-float {
  0%,
  100% {
    transform: rotate(-37deg) translateY(3px);
  }
  50% {
    transform: rotate(-30deg) translateY(-8px);
  }
}
@keyframes light-breathe {
  50% {
    transform: scale(1.2);
    opacity: 0.66;
  }
}
@keyframes spark {
  0%,
  100% {
    opacity: 0.15;
    transform: scale(0.45);
  }
  45% {
    opacity: 1;
    transform: scale(1.65);
  }
}
@media (max-width: 860px) {
  .home-intro h1 {
    white-space: normal;
  }
  .home-options {
    grid-template-columns: 1fr;
    max-width: 560px;
    margin: auto;
  }
  .home-option {
    min-height: 445px;
  }
  .option-visual {
    height: 175px;
  }
  .home-nav p {
    display: none;
  }
  .home-main {
    padding-top: 35px;
  }
  .option-copy h2 {
    font-size: 34px;
  }
}
@media (max-width: 520px) {
  .home-main {
    width: calc(100% - 22px);
  }
  .home-nav {
    min-height: 64px;
    padding: 8px 13px;
  }
  .home-brand img {
    width: 40px;
    height: 40px;
  }
  .home-brand span {
    font-size: 12px;
  }
  .home-intro h1 {
    font-size: 42px;
  }
  .home-intro > p:last-child {
    font-size: 15px;
  }
  .home-option {
    border-radius: 23px;
    padding: 20px;
    min-height: 420px;
  }
  .option-copy h2 {
    font-size: 30px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .home-intro,
  .home-option,
  .explore-core,
  .explore-orbit,
  .explore-scan,
  .golden-key,
  .key-light,
  .spark {
    animation: none !important;
  }
  .home-option,
  .option-copy > span b {
    transition: none !important;
  }
}