:root {
  --bg: #fffaf1;
  --bg-soft: #fff1dd;
  --panel: rgba(255, 248, 239, 0.78);
  --panel-strong: rgba(255, 252, 246, 0.92);
  --line: rgba(44, 52, 64, 0.1);
  --text: #1f2a37;
  --muted: #5d6b7b;
  --accent: #ff8c00;
  --accent-soft: #ffd166;
  --green: #00b16a;
  --peach: #ffb38a;
  --shadow: 0 24px 60px rgba(162, 112, 34, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background:
    radial-gradient(circle at top, rgba(255, 140, 0, 0.18), transparent 30%),
    linear-gradient(135deg, #fffef9 0%, #fff6e8 48%, #f4fff8 100%);
  color: var(--text);
  font-family: "Pretendard", sans-serif;
  overflow-x: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(circle at 20% 20%, rgba(0, 177, 106, 0.12), transparent 26%),
    radial-gradient(circle at 80% 10%, rgba(255, 209, 102, 0.2), transparent 24%),
    radial-gradient(circle at 50% 70%, rgba(255, 140, 0, 0.14), transparent 28%);
  pointer-events: none;
  z-index: -3;
}

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

.page-shell {
  position: relative;
  isolation: isolate;
  padding: 24px;
}

.noise,
.grid-lines,
.hero-orb {
  position: fixed;
  pointer-events: none;
}

.noise {
  inset: 0;
  opacity: 0.05;
  background-image:
    linear-gradient(rgba(255, 140, 0, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 177, 106, 0.06) 1px, transparent 1px);
  background-size: 4px 4px;
  mix-blend-mode: soft-light;
  z-index: -2;
}

.grid-lines {
  inset: 0;
  background:
    linear-gradient(rgba(255, 140, 0, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 177, 106, 0.045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at center, black 32%, transparent 88%);
  z-index: -1;
}

.hero-orb {
  width: 28rem;
  height: 28rem;
  border-radius: 50%;
  filter: blur(18px);
  opacity: 0.5;
  animation: drift 14s ease-in-out infinite;
}

.orb-left {
  top: 10%;
  left: -8%;
  background: radial-gradient(circle, rgba(255, 140, 0, 0.42), transparent 66%);
}

.orb-right {
  right: -6%;
  top: 18%;
  background: radial-gradient(circle, rgba(0, 177, 106, 0.3), transparent 64%);
  animation-delay: -6s;
}

.topbar {
  position: sticky;
  top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1180px, calc(100% - 24px));
  margin: 0 auto;
  padding: 16px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 250, 241, 0.76);
  backdrop-filter: blur(18px);
  z-index: 20;
  box-shadow: 0 12px 30px rgba(100, 78, 32, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.2em;
}

.brand-mark {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent-soft), var(--accent));
  box-shadow: 0 0 24px rgba(255, 140, 0, 0.42);
}

.topnav {
  display: inline-flex;
  gap: 22px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 600;
}

.topnav a {
  transition: color 0.3s ease, transform 0.3s ease;
}

.topnav a:hover {
  color: var(--text);
  transform: translateY(-2px);
}

.hero,
.info-grid,
.feature-strip,
.cta-panel,
.ticker {
  width: min(1180px, calc(100% - 24px));
  margin: 0 auto;
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
  min-height: calc(100vh - 120px);
  padding: 72px 0 32px;
}

.hero-copy {
  opacity: 0;
  transform: translateY(28px);
  animation: rise-in 1s ease forwards;
}

.eyebrow,
.section-kicker,
.card-label {
  margin: 0 0 18px;
  color: var(--green);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.hero h1,
.info-panel h2,
.cta-panel h2,
.feature-card h3,
.welcome-card h3 {
  margin: 0;
  font-family: "Pretendard", sans-serif;
  font-weight: 800;
  letter-spacing: -0.04em;
}

.hero h1 {
  max-width: 11ch;
  font-size: clamp(3.8rem, 8vw, 7.2rem);
  line-height: 0.95;
}

.hero h1 span {
  display: inline-block;
  color: transparent;
  background: linear-gradient(135deg, #ffb85c 0%, #ff8c00 48%, #00b16a 100%);
  -webkit-background-clip: text;
  background-clip: text;
}

.hero-text,
.info-panel p,
.feature-card p,
.cta-panel p,
.floating-card p {
  color: var(--muted);
  line-height: 1.7;
}

.hero-text {
  max-width: 34rem;
  margin: 24px 0 0;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

.button {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 170px;
  padding: 14px 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition:
    transform 0.3s ease,
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    background 0.3s ease;
}

.button:hover {
  transform: translateY(-3px);
}

.button-primary {
  background: linear-gradient(135deg, var(--accent-soft), var(--accent));
  color: #452400;
  box-shadow: 0 18px 44px rgba(255, 140, 0, 0.24);
}

.button-secondary {
  border-color: rgba(31, 42, 55, 0.12);
  background: rgba(255, 255, 255, 0.52);
}

.button-secondary:hover {
  border-color: rgba(31, 42, 55, 0.24);
  box-shadow: 0 16px 38px rgba(108, 81, 29, 0.14);
}

.hero-stage {
  position: relative;
  aspect-ratio: 1 / 1;
  min-height: 520px;
}

.stage-ring,
.stage-core,
.floating-card {
  position: absolute;
}

.stage-ring {
  inset: 12%;
  border: 1px solid rgba(255, 140, 0, 0.2);
  border-radius: 50%;
}

.ring-one {
  animation: spin 18s linear infinite;
}

.ring-two {
  inset: 2%;
  border-style: dashed;
  border-color: rgba(0, 177, 106, 0.24);
  animation: spin-reverse 22s linear infinite;
}

.stage-core {
  inset: 18%;
  border-radius: 38%;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.72), transparent 28%),
    linear-gradient(145deg, rgba(255, 140, 0, 0.72), rgba(0, 177, 106, 0.42));
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.4),
    0 34px 100px rgba(160, 108, 28, 0.28);
  filter: saturate(1.1);
  animation: morph 9s ease-in-out infinite;
}

.floating-card {
  width: min(280px, 46%);
  padding: 22px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 24px;
  background: var(--panel);
  backdrop-filter: blur(22px);
  box-shadow: var(--shadow);
}

.floating-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.3rem;
}

.card-main {
  top: 10%;
  left: 6%;
  animation: float-card 9s ease-in-out infinite;
}

.card-side {
  top: 18%;
  right: 0;
  animation: float-card 7.5s ease-in-out infinite -2.4s;
}

.card-bottom {
  bottom: 8%;
  left: 18%;
  animation: float-card 8.5s ease-in-out infinite -1.1s;
}

.ticker {
  overflow: hidden;
  padding: 14px 0 36px;
}

.ticker-track {
  display: flex;
  width: max-content;
  gap: 18px;
  animation: marquee 22s linear infinite;
}

.ticker-track span {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 12px 18px;
  border: 1px solid rgba(31, 42, 55, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.68);
  color: var(--text);
  white-space: nowrap;
}

.ticker-track span::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--green), var(--accent-soft));
}

.info-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 22px;
  padding: 24px 0;
}

.info-panel,
.feature-card,
.cta-panel,
.welcome-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.62);
  border-radius: 28px;
  background: var(--panel-strong);
  backdrop-filter: blur(18px);
}

.info-panel::before,
.feature-card::before,
.cta-panel::before,
.welcome-card::before {
  content: "";
  position: absolute;
  inset: auto -20% 60% auto;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255, 140, 0, 0.18), transparent 68%);
}

.intro-panel {
  padding: 36px;
}

.intro-panel h2,
.cta-panel h2 {
  max-width: 10ch;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1;
}

.stat-panel {
  display: grid;
  align-content: end;
  min-height: 260px;
  padding: 30px;
}

.stat-value {
  font-size: clamp(3rem, 7vw, 5.2rem);
  color: var(--accent);
  line-height: 1;
  font-weight: 800;
}

.feature-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  padding: 22px 0;
}

.feature-card {
  padding: 30px;
  transform: translateY(0);
  transition: transform 0.35s ease, border-color 0.35s ease;
}

.feature-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 255, 255, 0.22);
}

.accent-card {
  background:
    linear-gradient(180deg, rgba(255, 140, 0, 0.12), rgba(255, 252, 246, 0.96)),
    var(--panel-strong);
}

.party-strip .accent-card {
  background:
    linear-gradient(180deg, rgba(0, 177, 106, 0.1), rgba(255, 252, 246, 0.96)),
    var(--panel-strong);
}

.welcome-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 22px;
  width: min(1180px, calc(100% - 24px));
  margin: 0 auto;
  padding: 22px 0;
}

.welcome-card {
  padding: 32px;
}

.newbie-card {
  background:
    linear-gradient(180deg, rgba(255, 209, 102, 0.16), rgba(255, 252, 246, 0.96)),
    var(--panel-strong);
}

.senior-card {
  background:
    linear-gradient(180deg, rgba(0, 177, 106, 0.1), rgba(255, 252, 246, 0.96)),
    var(--panel-strong);
}

.cta-panel {
  margin-top: 22px;
  margin-bottom: 48px;
  padding: 42px;
}

.cta-actions {
  margin-top: 28px;
}

.cta-panel p {
  max-width: 44rem;
}

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(28px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes drift {
  0%,
  100% {
    transform: translate3d(0, 0, 0) scale(1);
  }

  50% {
    transform: translate3d(0, 32px, 0) scale(1.08);
  }
}

@keyframes spin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

@keyframes spin-reverse {
  from {
    transform: rotate(360deg);
  }

  to {
    transform: rotate(0deg);
  }
}

@keyframes morph {
  0%,
  100% {
    transform: scale(0.98) rotate(0deg);
    border-radius: 38%;
  }

  50% {
    transform: scale(1.04) rotate(8deg);
    border-radius: 44% 56% 42% 58% / 58% 40% 60% 42%;
  }
}

@keyframes float-card {
  0%,
  100% {
    transform: translate3d(0, 0, 0);
  }

  50% {
    transform: translate3d(0, -14px, 0);
  }
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(-50%);
  }
}

@media (max-width: 1024px) {
  .hero,
  .info-grid,
  .feature-strip,
  .welcome-grid {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
    padding-top: 48px;
  }

  .hero-stage {
    min-height: 460px;
    max-width: 680px;
    margin: 0 auto;
  }

  .floating-card {
    width: min(260px, 52%);
  }
}

@media (max-width: 720px) {
  .page-shell {
    padding: 16px;
  }

  .topbar {
    position: static;
    width: 100%;
    flex-direction: column;
    gap: 14px;
    border-radius: 28px;
  }

  .topnav {
    flex-wrap: wrap;
    justify-content: center;
  }

  .hero,
  .info-grid,
  .feature-strip,
  .welcome-grid,
  .cta-panel,
  .ticker {
    width: 100%;
  }

  .hero {
    gap: 32px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(3rem, 15vw, 4.6rem);
  }

  .hero-stage {
    min-height: 420px;
  }

  .floating-card {
    width: 76%;
    padding: 18px;
  }

  .card-main {
    left: 0;
  }

  .card-side {
    top: 22%;
    right: 2%;
  }

  .card-bottom {
    left: 10%;
    bottom: 2%;
  }

  .intro-panel,
  .stat-panel,
  .feature-card,
  .welcome-card,
  .cta-panel {
    padding: 24px;
  }
}

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