:root {
  --cream: #fffdf5;
  --cream-2: #f5f1e6;
  --paper: #fff8cf;
  --ink: #20211c;
  --muted: #62685d;
  --line: #ded8c7;
  --green: #116855;
  --green-2: #2d7d6b;
  --brown: #795548;
  --rose: #f4ded6;
  --blue: #e6f5f7;
  --shadow: 0 24px 60px rgba(93, 73, 49, 0.14);
  font-family: "Pretendard", "Apple SD Gothic Neo", "Malgun Gothic", system-ui, sans-serif;
  color: var(--ink);
  background: var(--cream);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at 18% 8%, rgba(45, 125, 107, 0.12), transparent 28rem),
    linear-gradient(180deg, #fffdf5 0%, #fbf8ed 48%, #f2efe5 100%);
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 24px;
  padding: 14px clamp(18px, 5vw, 72px);
  border-bottom: 1px solid rgba(222, 216, 199, 0.78);
  background: rgba(255, 253, 245, 0.9);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 900;
}

.brand img {
  width: 28px;
  height: 28px;
  object-fit: contain;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 800;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--green);
}

.download-link,
.primary-button,
.secondary-button {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border-radius: 999px;
  font-weight: 900;
  font-size: 14px;
  white-space: nowrap;
  cursor: pointer;
  transform: translateY(0);
  transition:
    background-color 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    color 180ms ease,
    transform 180ms ease;
}

.download-link::before,
.primary-button::before,
.secondary-button::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(115deg, transparent 0%, rgba(255, 255, 255, 0.28) 48%, transparent 68%);
  opacity: 0;
  transform: translateX(-72%) skewX(-18deg);
  transition:
    opacity 180ms ease,
    transform 520ms cubic-bezier(0.2, 0.8, 0.2, 1);
}

.download-link::after,
.primary-button::after,
.secondary-button::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 8px;
  width: 4px;
  height: 4px;
  border-radius: 999px;
  background: rgba(121, 85, 72, 0.7);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 4px) scale(0.65);
  box-shadow:
    -12px 2px 0 rgba(121, 85, 72, 0.4),
    11px 1px 0 rgba(121, 85, 72, 0.32),
    -3px -3px 0 rgba(121, 85, 72, 0.24);
}

.download-link:hover,
.download-link:focus-visible,
.primary-button:hover,
.primary-button:focus-visible,
.secondary-button:hover,
.secondary-button:focus-visible {
  transform: translateY(-2px);
  outline: none;
}

.download-link:hover::before,
.download-link:focus-visible::before,
.primary-button:hover::before,
.primary-button:focus-visible::before,
.secondary-button:hover::before,
.secondary-button:focus-visible::before {
  opacity: 1;
  transform: translateX(78%) skewX(-18deg);
}

.download-link:hover::after,
.download-link:focus-visible::after,
.primary-button:hover::after,
.primary-button:focus-visible::after,
.secondary-button:hover::after,
.secondary-button:focus-visible::after {
  animation: buttonDust 720ms ease-out;
}

.download-link:active,
.primary-button:active,
.secondary-button:active {
  transform: translateY(0);
}

.download-link {
  justify-self: end;
  color: #fff;
  background: var(--green);
  box-shadow: 0 8px 18px rgba(17, 104, 85, 0.16);
}

.download-link:hover,
.download-link:focus-visible {
  background: #0c5949;
  box-shadow: 0 14px 28px rgba(17, 104, 85, 0.22);
}

.primary-button {
  color: #fff;
  background: var(--green);
  box-shadow: 0 14px 28px rgba(17, 104, 85, 0.2);
}

.primary-button:hover,
.primary-button:focus-visible {
  background: #0c5949;
  box-shadow: 0 18px 34px rgba(17, 104, 85, 0.26);
}

.secondary-button {
  color: var(--green);
  border: 2px solid rgba(17, 104, 85, 0.22);
  background: rgba(255, 253, 245, 0.82);
}

.secondary-button:hover,
.secondary-button:focus-visible {
  color: #0c5949;
  border-color: rgba(17, 104, 85, 0.38);
  background: #ffffff;
  box-shadow: 0 12px 24px rgba(93, 73, 49, 0.12);
}

@keyframes buttonDust {
  0% {
    opacity: 0;
    transform: translate(-50%, 4px) scale(0.55);
  }

  28% {
    opacity: 0.7;
  }

  100% {
    opacity: 0;
    transform: translate(-50%, -12px) scale(1.35);
  }
}

.hero {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(360px, 1.1fr);
  align-items: center;
  gap: clamp(32px, 5vw, 72px);
  min-height: calc(100vh - 74px);
  padding: clamp(48px, 7vw, 96px) clamp(20px, 6vw, 96px) 56px;
}

.hero-copy {
  max-width: 640px;
}

.version-pill,
.eyebrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 28px;
  margin: 0 0 16px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--green);
  background: rgba(255, 255, 255, 0.62);
  font-size: 12px;
  font-weight: 900;
  line-height: 1;
  vertical-align: top;
}

.eyebrow {
  padding-top: 1px;
}

.version-pill {
  min-height: 30px;
  padding-top: 1px;
}

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

h1 {
  margin-bottom: 22px;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 1.04;
  letter-spacing: 0;
}

h1 span {
  display: block;
}

.gallery-section h2 span {
  display: block;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.15;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  letter-spacing: 0;
}

.hero p,
.section-heading p,
.final-cta p {
  color: var(--muted);
  font-size: 18px;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.hero-visual {
  position: relative;
  align-self: stretch;
  display: grid;
  place-items: center;
  min-height: 520px;
}

.hero-visual-wrapper {
  position: relative;
  width: min(820px, 100%);
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-screen {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid rgba(222, 216, 199, 0.9);
  border-radius: 18px;
  box-shadow: var(--shadow);
  background: #fff;
}

.hero-mole {
  position: absolute;
  left: -42px;
  top: 12%;
  width: clamp(72px, 9vw, 126px);
  filter: drop-shadow(0 16px 22px rgba(93, 73, 49, 0.16));
  z-index: 2;
  transition: left 0.1s ease;
}

@media (max-width: 820px) {
  .hero-mole {
    left: -5%;
  }
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 0 clamp(20px, 6vw, 96px);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--line);
}

.trust-strip div {
  padding: 22px;
  background: rgba(255, 255, 255, 0.55);
}

.trust-strip strong,
.trust-strip span {
  display: block;
}

.trust-strip strong {
  margin-bottom: 6px;
  font-size: 17px;
}

.trust-strip span {
  color: var(--muted);
  line-height: 1.5;
}

.section,
.preview-section {
  padding: 96px clamp(20px, 6vw, 96px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 36px;
}

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

.feature-grid article {
  min-height: 232px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.6);
}

.feature-grid article:nth-child(2n) {
  background: rgba(255, 248, 207, 0.64);
}

.feature-grid span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  margin-bottom: 24px;
  border-radius: 12px;
  color: #fff;
  background: var(--green-2);
  font-weight: 900;
}

.feature-grid p,
.gallery-grid figcaption,
.install-steps span {
  color: var(--muted);
  line-height: 1.65;
}

.preview-section {
  background: rgba(230, 245, 247, 0.62);
}

.preview-frame {
  height: min(820px, 82vh);
  min-height: 560px;
  overflow: hidden;
  border: 1px solid rgba(17, 104, 85, 0.2);
  border-radius: 20px;
  box-shadow: var(--shadow);
  background: #fff;
}

.preview-frame iframe {
  width: 100%;
  height: 100%;
  border: 0;
  background: #fffdf5;
}

.gallery-section {
  background: rgba(255, 253, 245, 0.72);
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.15fr 1fr 1fr;
  gap: 18px;
  align-items: stretch;
}

.gallery-grid figure {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.58);
}

.gallery-grid img {
  width: 100%;
  height: 360px;
  object-fit: contain;
  object-position: top;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(230, 245, 247, 0.42), rgba(255, 248, 207, 0.35)), #fff;
}

.gallery-grid figure:nth-child(2)>img {
  object-fit: cover;
  object-position: right center;
}

.gallery-grid figcaption {
  display: grid;
  gap: 5px;
}

.gallery-grid figcaption strong {
  color: var(--ink);
  font-size: 16px;
}

.gallery-grid figcaption span {
  display: block;
}

.demo-video {
  width: 100%;
  height: 360px;
  object-fit: cover;
  object-position: center;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(230, 245, 247, 0.42), rgba(255, 248, 207, 0.35)), #fff;
}

.tag-showcase {
  position: relative;
  height: 360px;
  overflow: hidden;
  border-radius: 12px;
  background:
    linear-gradient(90deg, rgba(255, 253, 245, 0.42), rgba(230, 245, 247, 0.92)),
    #f7fbf7;
}

.tag-showcase::after {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 86px;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(17, 104, 85, 0.12));
}

.tag-rail {
  position: absolute;
  right: 0;
  top: 112px;
  z-index: 2;
  display: grid;
  gap: 10px;
}

.tag-rail span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 76px;
  border-radius: 10px 0 0 10px;
  color: #fff;
  background: var(--green-2);
  font-size: 12px;
  font-weight: 900;
  writing-mode: vertical-rl;
  box-shadow: -10px 12px 22px rgba(17, 104, 85, 0.16);
}

.tag-rail span:nth-child(2) {
  background: rgba(45, 125, 107, 0.72);
}

.tag-mascot {
  position: absolute;
  z-index: 3;
  object-fit: contain;
  filter: drop-shadow(0 16px 22px rgba(93, 73, 49, 0.18));
}

.tag-showcase .tag-mole {
  right: 24px;
  top: 64px;
  width: 110px;
  height: auto;
  transform: rotate(-9deg);
}

.tag-showcase .tag-chick {
  right: 112px;
  bottom: 52px;
  width: 88px;
  height: auto;
  transform: rotate(8deg);
}

.tag-showcase .tag-dog {
  right: 196px;
  top: 116px;
  width: 96px;
  height: auto;
  transform: rotate(-5deg);
}

.install-section {
  background: #f1eee4;
}

.install-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding: 0;
  margin: 0;
  list-style: none;
  counter-reset: step;
}

.install-steps li {
  position: relative;
  min-height: 210px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 253, 245, 0.78);
  counter-increment: step;
}

.install-steps li::before {
  content: counter(step);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 28px;
  border-radius: 50%;
  color: #fff;
  background: var(--brown);
  font-weight: 900;
}

.install-steps strong,
.install-steps span {
  display: block;
}

.install-steps strong {
  margin-bottom: 10px;
  font-size: 20px;
}

.final-cta {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 30px;
  align-items: end;
  padding: 76px clamp(20px, 6vw, 96px);
  color: #fff;
  background: var(--green);
}

.final-cta div {
  max-width: 760px;
}

.final-cta .eyebrow {
  color: #d7fff2;
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(255, 255, 255, 0.1);
}

.final-cta p {
  color: rgba(255, 255, 255, 0.82);
}

.final-cta .primary-button {
  margin-top: 12px;
  color: var(--green);
  background: #fff;
}

.final-cta img {
  width: clamp(110px, 15vw, 190px);
  opacity: 0.9;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px clamp(20px, 6vw, 96px);
  color: var(--muted);
  background: #fffdf5;
}

@media (max-width: 980px) {
  .site-header {
    grid-template-columns: 1fr auto;
  }

  .site-nav {
    display: none;
  }

  .hero {
    grid-template-columns: 1fr;
    min-height: auto;
  }

  .hero-visual {
    min-height: 0;
  }

  .trust-strip,
  .feature-grid,
  .gallery-grid,
  .install-steps,
  .final-cta {
    grid-template-columns: 1fr;
  }

  .gallery-grid img {
    height: auto;
    max-height: 520px;
  }

  .final-cta img {
    justify-self: end;
  }
}

@media (max-width: 620px) {
  .site-header {
    padding: 12px 16px;
  }

  .brand span {
    font-size: 15px;
  }

  .download-link {
    min-height: 38px;
    padding: 0 12px;
    font-size: 12px;
  }

  .hero {
    padding: 38px 16px 36px;
  }

  h1 {
    font-size: 40px;
  }

  .hero p,
  .section-heading p,
  .final-cta p {
    font-size: 16px;
  }

  .section,
  .preview-section {
    padding: 68px 16px;
  }

  .trust-strip {
    margin: 0 16px;
  }

  .preview-frame {
    min-height: 620px;
    border-radius: 14px;
  }

  .site-footer {
    flex-direction: column;
  }
}