:root {
  --white: #f7fbff;
  --muted: rgba(235, 244, 255, 0.76);
  --soft: rgba(235, 244, 255, 0.58);
  --panel: rgba(13, 23, 36, 0.62);
  --blue: #58b9ff;
  --cyan: #6be9ff;
  --mint: #85f2b5;
}

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

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  font-family: Inter, "Noto Sans KR", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--white);
  background:
    radial-gradient(circle at 12% 18%, rgba(35, 124, 205, 0.44), transparent 38%),
    radial-gradient(circle at 84% 18%, rgba(130, 146, 162, 0.26), transparent 32%),
    linear-gradient(135deg, #06172a 0%, #112940 42%, #343b46 100%);
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: -22%;
  pointer-events: none;
  background:
    radial-gradient(circle at 15% 24%, rgba(39, 135, 224, 0.52), transparent 30%),
    radial-gradient(circle at 70% 18%, rgba(177, 200, 217, 0.18), transparent 26%),
    radial-gradient(circle at 58% 68%, rgba(77, 176, 255, 0.18), transparent 30%),
    linear-gradient(118deg, rgba(7, 18, 34, 0.18), rgba(255, 255, 255, 0.11) 52%, rgba(3, 8, 16, 0.08));
  filter: blur(10px) saturate(1.08);
  opacity: 0.96;
  animation: backgroundDrift 18s ease-in-out infinite alternate;
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(112deg, rgba(3, 10, 20, 0.78), rgba(7, 16, 27, 0.34) 48%, rgba(12, 13, 17, 0.68)),
    linear-gradient(132deg, transparent 0%, transparent 46%, rgba(190, 222, 255, 0.11) 49%, rgba(190, 222, 255, 0.035) 55%, transparent 64%),
    radial-gradient(circle at 50% 56%, transparent 0%, rgba(0, 0, 0, 0.34) 78%);
  animation: lightSweep 14s ease-in-out infinite alternate;
}

@keyframes backgroundDrift {
  0% { transform: translate3d(-2%, -1%, 0) scale(1.02) rotate(0deg); }
  50% { transform: translate3d(2%, 1.5%, 0) scale(1.06) rotate(1deg); }
  100% { transform: translate3d(-1%, 2%, 0) scale(1.04) rotate(-1deg); }
}

@keyframes lightSweep {
  0% { opacity: 0.78; background-position: 0% 50%, 45% 50%, center; }
  100% { opacity: 1; background-position: 100% 50%, 58% 50%, center; }
}

.page {
  position: relative;
  z-index: 1;
  width: min(1120px, calc(100% - 36px));
  min-height: 100vh;
  margin: 0 auto;
  padding: clamp(30px, 6vw, 74px) 0 clamp(48px, 7vw, 90px);
}

.ambient {
  position: fixed;
  pointer-events: none;
  filter: blur(42px);
  opacity: 0.55;
}
.ambient-blue {
  width: 360px;
  height: 360px;
  left: -110px;
  top: 9%;
  background: rgba(60, 168, 255, 0.42);
  animation: floatBlue 12s ease-in-out infinite alternate;
}
.ambient-mint {
  width: 320px;
  height: 320px;
  right: -120px;
  bottom: 4%;
  background: rgba(112, 255, 184, 0.2);
  animation: floatMint 14s ease-in-out infinite alternate;
}
.light-curve {
  position: fixed;
  left: -14%;
  bottom: -22%;
  width: 88%;
  height: 58%;
  pointer-events: none;
  border-radius: 50%;
  border-top: 2px solid rgba(142, 213, 255, 0.16);
  transform: rotate(-13deg);
  filter: blur(1px);
  opacity: 0.8;
  animation: curveGlow 10s ease-in-out infinite alternate;
}

@keyframes floatBlue {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(42px, 28px, 0) scale(1.16); }
}
@keyframes floatMint {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-34px, -24px, 0) scale(1.12); }
}
@keyframes curveGlow {
  from { opacity: 0.42; transform: rotate(-13deg) translateY(0); }
  to { opacity: 0.86; transform: rotate(-12deg) translateY(-18px); }
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  margin-bottom: clamp(48px, 8vw, 88px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  color: var(--white);
  text-decoration: none;
  font-size: clamp(34px, 4.8vw, 58px);
  font-weight: 650;
  letter-spacing: -0.045em;
  text-shadow: 0 10px 26px rgba(0, 0, 0, 0.42);
}
.brand img {
  width: clamp(46px, 6vw, 72px);
  height: clamp(46px, 6vw, 72px);
  border-radius: 50%;
  object-fit: cover;
  box-shadow:
    0 14px 34px rgba(0, 0, 0, 0.3),
    0 0 0 1px rgba(255, 255, 255, 0.18),
    0 0 28px rgba(108, 206, 255, 0.18);
}

.hero {
  margin-bottom: clamp(54px, 6vw, 78px);
  padding: clamp(18px, 3vw, 30px) 0 clamp(8px, 2vw, 18px);
}

.hero-inner {
  position: relative;
  z-index: 2;
  text-align: center;
}

.viewon-hero-title {
  position: relative;
  display: inline-block;
  margin: 0;
  font-size: clamp(86px, 12vw, 168px);
  line-height: 0.92;
  letter-spacing: -0.075em;
  font-weight: 760;
  color: transparent;
}

.viewon-hero-title::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 54%;
  width: 118%;
  height: 72%;
  transform: translate(-50%, -50%);
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 50%, rgba(91, 190, 255, 0.28), transparent 62%),
    radial-gradient(circle at 78% 26%, rgba(144, 245, 209, 0.16), transparent 48%);
  filter: blur(24px);
  opacity: 0.9;
  z-index: -1;
  animation: titleAura 6s ease-in-out infinite alternate;
}

.title-glow {
  display: inline-block;
  background:
    linear-gradient(115deg, #ffffff 0%, #d9f2ff 28%, #7fd7ff 45%, #ffffff 58%, #b9ecff 76%, #ffffff 100%);
  background-size: 220% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  filter: drop-shadow(0 20px 42px rgba(42, 159, 255, 0.28));
  text-shadow: none;
  animation: titleShine 7s ease-in-out infinite alternate;
}

.hero-divider {
  width: min(440px, 62vw);
  height: 2px;
  margin: clamp(18px, 2.4vw, 28px) auto 0;
  border-radius: 999px;
  background: linear-gradient(90deg, transparent, rgba(111, 213, 255, 0.92), rgba(255, 255, 255, 0.96), rgba(133, 242, 181, 0.72), transparent);
  background-size: 200% 100%;
  box-shadow:
    0 0 18px rgba(93, 196, 255, 0.45),
    0 0 34px rgba(130, 242, 192, 0.2);
  animation: lineFlow 4.8s ease-in-out infinite alternate;
}

.hero-tagline {
  display: flex;
  justify-content: center;
  align-items: baseline;
  flex-wrap: nowrap;
  gap: 0.28em;
  margin: clamp(18px, 2.5vw, 28px) 0 0;
  color: rgba(246, 251, 255, 0.94);
  font-size: clamp(27px, 4.9vw, 64px);
  line-height: 1.15;
  letter-spacing: -0.05em;
  font-weight: 520;
  white-space: nowrap;
  text-shadow:
    0 2px 3px rgba(0, 0, 0, 0.56),
    0 10px 24px rgba(0, 0, 0, 0.32);
}

.gradient-word {
  display: inline-block;
  font-weight: 520;
  color: rgba(246, 251, 255, 0.94);
  background: none;
  -webkit-background-clip: initial;
  background-clip: initial;
  text-shadow: inherit;
  transform: none;
  animation: none;
  filter: none;
}


.life-word {
  display: inline-block;
  transform: skewX(-8deg) translateY(-1px);
  font-weight: 760;
  color: #ffffff;
  text-shadow:
    1px 1px 0 rgba(140, 218, 255, 0.34),
    2px 2px 0 rgba(47, 116, 166, 0.28),
    0 16px 34px rgba(35, 167, 255, 0.3);
}

@keyframes titleAura {
  from { opacity: 0.58; transform: translate(-50%, -50%) scale(0.96); }
  to { opacity: 0.96; transform: translate(-50%, -50%) scale(1.06); }
}

@keyframes titleShine {
  from { background-position: 0% 50%; }
  to { background-position: 100% 50%; }
}

@keyframes lineFlow {
  from { background-position: 0% 50%; opacity: 0.68; }
  to { background-position: 100% 50%; opacity: 1; }
}

@keyframes utilityGlowPulse {
  from { opacity: 0.5; transform: scaleX(0.92); }
  to { opacity: 1; transform: scaleX(1.04); }
}

@keyframes utilityUnderlineFlow {
  from { background-position: 0% 50%; opacity: 0.72; }
  to { background-position: 100% 50%; opacity: 1; }
}

.apps {
  display: grid;
  gap: clamp(24px, 4vw, 44px);
}

.app-card {
  --beam-line: rgba(125, 215, 255, 0.78);
  --beam-hot: rgba(255, 255, 255, 0.96);
  --beam-shadow: rgba(80, 180, 255, 0.22);

  position: relative;
  isolation: isolate;
  display: grid;
  grid-template-columns: 178px 1fr;
  gap: clamp(22px, 4vw, 40px);
  align-items: center;
  min-height: 230px;
  padding: clamp(24px, 4vw, 38px);
  border-radius: 30px;
  background:
    radial-gradient(circle at 12% 12%, rgba(88, 185, 255, 0.22), transparent 34%),
    linear-gradient(135deg, rgba(10, 24, 39, 0.76), rgba(21, 30, 42, 0.66));
  backdrop-filter: blur(16px);
  box-shadow:
    0 0 0 1px rgba(130, 215, 255, 0.2),
    0 24px 76px rgba(0, 0, 0, 0.32),
    0 0 46px var(--beam-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.app-card-green {
  --beam-line: rgba(135, 245, 185, 0.84);
  --beam-hot: rgba(255, 255, 255, 0.96);
  --beam-shadow: rgba(120, 245, 180, 0.18);
  background:
    radial-gradient(circle at 12% 12%, rgba(133, 242, 181, 0.18), transparent 34%),
    linear-gradient(135deg, rgba(10, 24, 39, 0.76), rgba(21, 30, 42, 0.66));
  box-shadow:
    0 0 0 1px rgba(135, 245, 185, 0.2),
    0 24px 76px rgba(0, 0, 0, 0.32),
    0 0 44px var(--beam-shadow),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.magic-border-beam::before {
  content: "";
  position: absolute;
  inset: 0;
  padding: 2px;
  border-radius: inherit;
  background: conic-gradient(
    from var(--beam-angle),
    transparent 0deg,
    transparent 62deg,
    var(--beam-line) 84deg,
    var(--beam-hot) 92deg,
    var(--beam-line) 100deg,
    transparent 124deg,
    transparent 180deg,
    rgba(255, 255, 255, 0.16) 192deg,
    transparent 212deg,
    transparent 360deg
  );
  -webkit-mask:
    linear-gradient(#000 0 0) content-box,
    linear-gradient(#000 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  animation: borderBeamSpin 5.8s linear infinite;
  z-index: -1;
}

.magic-border-beam::after {
  content: "";
  position: absolute;
  inset: 2px;
  border-radius: calc(30px - 2px);
  pointer-events: none;
  background:
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.07), transparent),
    radial-gradient(circle at 0% 0%, var(--beam-shadow), transparent 28%);
  opacity: 0.62;
  animation: innerShine 7s ease-in-out infinite alternate;
  z-index: -1;
}

@keyframes borderBeamSpin {
  to { --beam-angle: 360deg; }
}

@keyframes innerShine {
  from { opacity: 0.42; transform: translate3d(-1%, -1%, 0); }
  to { opacity: 0.74; transform: translate3d(1%, 1%, 0); }
}

.site-fill-link {
  position: absolute;
  inset: 0;
  z-index: 1;
  border-radius: inherit;
}

.app-icon,
.app-body {
  position: relative;
  z-index: 2;
}

.app-icon {
  width: clamp(132px, 16vw, 178px);
  aspect-ratio: 1;
  border-radius: 34px;
  display: grid;
  place-items: center;
}
.app-icon img {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 32px;
  box-shadow: 0 22px 42px rgba(0, 0, 0, 0.42);
}
.icon-beam {
  overflow: hidden;
}

.icon-beam::before {
  content: "";
  position: absolute;
  inset: -26%;
  border-radius: inherit;
  pointer-events: none;
  background:
    linear-gradient(
      118deg,
      transparent 0%,
      transparent 36%,
      rgba(255, 255, 255, 0.08) 43%,
      rgba(255, 255, 255, 0.82) 50%,
      rgba(108, 233, 255, 0.58) 55%,
      transparent 66%,
      transparent 100%
    );
  transform: translateX(-92%) rotate(8deg);
  mix-blend-mode: screen;
  opacity: 0.86;
  z-index: 3;
  animation: iconBeamSweep 4.8s ease-in-out infinite;
}

.app-card-green .icon-beam::before {
  background:
    linear-gradient(
      118deg,
      transparent 0%,
      transparent 36%,
      rgba(255, 255, 255, 0.08) 43%,
      rgba(255, 255, 255, 0.78) 50%,
      rgba(133, 242, 181, 0.56) 55%,
      transparent 66%,
      transparent 100%
    );
}

.icon-beam::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: 32px;
  pointer-events: none;
  background:
    radial-gradient(circle at 25% 18%, rgba(255, 255, 255, 0.18), transparent 32%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.14), transparent 34%, rgba(255, 255, 255, 0.06));
  opacity: 0.48;
  z-index: 4;
}

@keyframes iconBeamSweep {
  0% { transform: translateX(-96%) rotate(8deg); opacity: 0; }
  16% { opacity: 0.82; }
  52% { transform: translateX(96%) rotate(8deg); opacity: 0.9; }
  68% { opacity: 0; }
  100% { transform: translateX(96%) rotate(8deg); opacity: 0; }
}

.blue-glow { filter: drop-shadow(0 0 24px rgba(63, 174, 255, 0.36)); }
.green-glow { filter: drop-shadow(0 0 24px rgba(132, 242, 181, 0.3)); }

.app-icon-link {
  cursor: pointer;
  text-decoration: none;
  transition:
    transform 0.22s ease,
    filter 0.22s ease;
}

.app-icon-link:hover {
  transform: translateY(-4px) scale(1.04);
  filter: brightness(1.08) drop-shadow(0 0 28px rgba(118, 218, 255, 0.34));
}

.app-icon-link:active {
  transform: translateY(-1px) scale(0.98);
}

.app-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 16px;
}
.app-kicker {
  margin: 0 0 6px;
  color: rgba(180, 226, 255, 0.8);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}
.app-card-green .app-kicker { color: rgba(189, 255, 216, 0.8); }
.app-card h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.045em;
}
.chip {
  flex: 0 0 auto;
  padding: 8px 12px;
  border-radius: 999px;
  color: rgba(235, 248, 255, 0.86);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  font-weight: 800;
}
.app-card p:not(.app-kicker) {
  margin: 0 0 22px;
  max-width: 740px;
  color: var(--muted);
  font-size: clamp(16px, 2vw, 20px);
  line-height: 1.65;
  word-break: keep-all;
}
.store-badge {
  position: relative;
  z-index: 3;
  display: inline-flex;
  width: 190px;
  max-width: 52vw;
  transition: transform 0.18s ease, filter 0.18s ease;
}
.store-badge:hover {
  transform: translateY(-2px);
  filter: drop-shadow(0 12px 20px rgba(0, 0, 0, 0.28));
}
.store-badge img {
  display: block;
  width: 100%;
  height: auto;
}

.brand-note {
  margin: clamp(34px, 5vw, 54px) auto 0;
  max-width: 840px;
  text-align: center;
}
.brand-note p {
  margin: 0;
  color: rgba(235, 244, 255, 0.72);
  font-size: clamp(15px, 2vw, 18px);
  line-height: 1.75;
  word-break: keep-all;
  text-shadow: 0 8px 18px rgba(0, 0, 0, 0.34);
}
.brand-note strong { color: #ffffff; }

@media (max-width: 760px) {
  .page {
    width: min(100% - 24px, 1120px);
    padding-top: 28px;
  }
  .site-header {
    margin-bottom: 40px;
  }
  .brand {
    gap: 13px;
  }
  .hero {
    padding: 8px 2px 0;
    margin-bottom: 34px;
  }
  .viewon-hero-title {
    font-size: clamp(76px, 20vw, 108px);
  }
  .hero-divider {
    width: min(330px, 70vw);
  }
  .hero-tagline {
    gap: 0.22em;
    font-size: clamp(22px, 6.7vw, 38px);
    letter-spacing: -0.06em;
    white-space: nowrap;
  }
  .app-card {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 24px;
    border-radius: 24px;
  }
  .magic-border-beam::after {
    border-radius: 22px;
  }
  .app-icon {
    width: 122px;
    border-radius: 28px;
  }
  .app-icon img {
    border-radius: 27px;
  }
  .app-title-row {
    flex-direction: column;
    gap: 10px;
  }
  .store-badge {
    width: 172px;
  }
}

@media (max-width: 420px) {
  .hero-tagline {
    gap: 0.18em;
    font-size: clamp(18px, 5.7vw, 26px);
  }
}

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

.site-footer {
  width: min(1040px, calc(100% - 40px));
  margin: 34px auto 0;
  padding: 0 0 34px;
  text-align: center;
}

.footer-line {
  height: 1px;
  width: 100%;
  margin-bottom: 18px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(148, 163, 184, 0.45),
    transparent
  );
}

.site-footer p {
  margin: 0;
  font-size: 13px;
  color: rgba(226, 232, 240, 0.62);
  letter-spacing: 0.01em;
}

.site-footer a {
  color: rgba(226, 232, 240, 0.78);
  text-decoration: none;
  font-weight: 600;
}

.site-footer a:hover {
  color: rgba(255, 255, 255, 0.95);
  text-decoration: underline;
}