:root {
  --color-bg: #ffffff;
  --color-bg-soft: #f5f7fa;
  --color-surface: #ffffff;
  --color-surface-muted: #f1f4f8;
  --color-surface-strong: #e8edf5;
  --color-text: #111827;
  --color-text-muted: #5b6472;
  --color-heading: #071b33;
  --color-border: #d9e0ea;
  --color-border-soft: #e8edf4;
  --color-primary: #0064ff;
  --color-primary-dark: #0049c6;
  --color-primary-soft: #eaf2ff;
  --color-green: #19a463;
  --color-green-dark: #0e7d49;
  --color-green-soft: #e8f8f0;
  --color-warning-soft: #fff3d6;
  --color-warning: #926200;
  --shadow-subtle: 0 12px 30px rgba(15, 23, 42, 0.06);
  --shadow-stage: 0 32px 80px rgba(7, 27, 51, 0.14);
  --container-max: 1120px;
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR",
    "Segoe UI", system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.65;
  letter-spacing: 0;
  word-break: keep-all;
  overflow-wrap: anywhere;
  overflow-x: clip;
}

body::selection {
  background: var(--color-primary-soft);
  color: var(--color-heading);
}

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

a:hover {
  color: var(--color-primary);
}

a:focus-visible,
button:focus-visible {
  outline: 3px solid rgba(0, 100, 255, 0.28);
  outline-offset: 3px;
}

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

h1,
h2,
h3 {
  color: var(--color-heading);
  font-weight: 800;
  line-height: 1.16;
}

h1 {
  font-size: 42px;
}

h2 {
  font-size: 30px;
}

h3 {
  font-size: 19px;
}

p {
  color: var(--color-text-muted);
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  transform: translateY(-140%);
  border-radius: var(--radius);
  background: var(--color-heading);
  color: #ffffff;
  padding: 10px 14px;
  font-weight: 800;
}

.skip-link:focus {
  transform: translateY(0);
}

.container {
  width: min(100% - 40px, var(--container-max));
  margin: 0 auto;
}

.section {
  padding: 76px 0;
}

.section--muted {
  background: var(--color-bg-soft);
  border-block: 1px solid var(--color-border-soft);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(217, 224, 234, 0.86);
  background: rgba(255, 255, 255, 0.86);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  align-items: center;
  gap: 14px;
  min-height: 72px;
  padding: 12px 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex: 0 0 auto;
  color: var(--color-heading);
  font-weight: 900;
}

.brand__mark {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius);
  background: var(--color-heading);
  color: #ffffff;
  font-size: 13px;
}

.brand__name {
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: auto;
  color: #3f4a5a;
  font-size: 15px;
  font-weight: 700;
  -ms-overflow-style: none;
  scrollbar-width: none;
}

.site-nav::-webkit-scrollbar {
  display: none;
}

.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  border-radius: var(--radius);
  padding: 0 10px;
  white-space: nowrap;
}

.site-nav a:hover {
  background: var(--color-surface-muted);
  color: var(--color-heading);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  border: 1px solid var(--color-primary);
  border-radius: var(--radius);
  background: var(--color-primary);
  color: #ffffff;
  padding: 0 20px;
  font-weight: 900;
  line-height: 1.2;
  text-align: center;
  white-space: nowrap;
  box-shadow: 0 12px 28px rgba(0, 100, 255, 0.18);
  transition: transform 180ms ease, box-shadow 180ms ease, background 180ms ease;
}

.button:hover {
  transform: translateY(-1px);
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: #ffffff;
  box-shadow: 0 16px 34px rgba(0, 100, 255, 0.22);
}

.button--secondary {
  background: #ffffff;
  color: var(--color-heading);
  border-color: var(--color-border);
  box-shadow: none;
}

.button--secondary:hover {
  background: var(--color-surface-muted);
  border-color: #c8d2df;
  color: var(--color-heading);
  box-shadow: none;
}

.button--small {
  min-height: 44px;
  padding: 0 15px;
  font-size: 14px;
}

.button--on-dark {
  background: #ffffff;
  border-color: #ffffff;
  color: var(--color-heading);
  box-shadow: none;
}

.button--on-dark:hover {
  background: #edf4ff;
  border-color: #edf4ff;
  color: var(--color-heading);
}

.eyebrow {
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 900;
  margin-bottom: 14px;
}

.hero {
  position: relative;
  display: grid;
  align-items: start;
  padding: clamp(64px, 9vw, 112px) 0 64px;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 8% -20% auto auto;
  width: 58%;
  height: 62%;
  background: radial-gradient(circle, rgba(0, 100, 255, 0.1), rgba(255, 255, 255, 0) 62%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  gap: 44px;
  align-items: center;
}

.hero__content {
  max-width: 640px;
}

.hero__lead {
  margin-top: 22px;
  max-width: 610px;
  font-size: 18px;
  color: #3f4a5a;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 30px;
}

.hero__notes {
  display: grid;
  gap: 12px;
  margin: 30px 0 0;
}

.hero__notes div {
  border-left: 3px solid var(--color-primary);
  padding-left: 14px;
}

.hero__notes dt {
  color: var(--color-heading);
  font-weight: 900;
}

.hero__notes dd {
  margin: 2px 0 0;
  color: var(--color-text-muted);
  font-size: 15px;
}

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

.product-stage {
  position: relative;
  isolation: isolate;
  padding: 42px 0;
}

.stage-orbit {
  position: absolute;
  z-index: -1;
  border: 1px solid rgba(0, 100, 255, 0.12);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.4);
  transform: rotate(-8deg);
}

.stage-orbit--one {
  inset: 4% 4% 12% 2%;
}

.stage-orbit--two {
  inset: 15% -2% 4% 14%;
}

.app-mockup {
  overflow: hidden;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
  box-shadow: var(--shadow-stage);
  transform: translateZ(0);
}

.mockup-topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  min-height: 48px;
  border-bottom: 1px solid var(--color-border);
  background: #fbfcfe;
  padding: 0 16px;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--color-green);
}

.mockup-title {
  color: var(--color-heading);
  font-size: 14px;
  font-weight: 900;
}

.mockup-date {
  margin-left: auto;
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 800;
}

.mockup-body {
  display: grid;
  grid-template-columns: 86px 1fr;
  min-height: 420px;
}

.mockup-sidebar {
  display: none;
  border-right: 1px solid var(--color-border);
  background: #f4f7fb;
  padding: 18px 12px;
}

.mockup-sidebar span {
  display: block;
  border-radius: var(--radius);
  color: #667085;
  font-size: 13px;
  font-weight: 900;
  padding: 9px 8px;
}

.mockup-sidebar .mockup-logo {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin: 0 auto 18px;
  background: var(--color-heading);
  color: #ffffff;
}

.mockup-sidebar .is-active {
  background: #ffffff;
  color: var(--color-heading);
  box-shadow: var(--shadow-subtle);
}

.mockup-content {
  min-width: 0;
  padding: 18px;
}

.mockup-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.mockup-heading p {
  color: #667085;
  font-size: 13px;
}

.mockup-heading strong {
  display: block;
  margin-top: 2px;
  color: var(--color-heading);
  font-size: 20px;
}

.badge {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  border-radius: 999px;
  padding: 0 10px;
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}

.badge--green {
  background: var(--color-green-soft);
  color: var(--color-green-dark);
}

.badge--blue {
  background: var(--color-primary-soft);
  color: var(--color-primary-dark);
}

.badge--gray {
  background: var(--color-surface-muted);
  color: #4b5563;
}

.mockup-statuses {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.mockup-summary {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 18px;
}

.mockup-summary div,
.mockup-row {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
}

.mockup-summary div {
  padding: 12px 10px;
}

.mockup-summary span {
  display: block;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 800;
}

.mockup-summary strong {
  display: block;
  margin-top: 8px;
  color: var(--color-heading);
  font-size: 22px;
}

.mockup-list {
  display: grid;
  gap: 8px;
}

.mockup-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  padding: 12px;
}

.row-title {
  color: var(--color-heading);
  font-size: 14px;
  font-weight: 900;
}

.row-meta {
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 800;
}

.mockup-history {
  margin-top: 12px;
  border-radius: var(--radius);
  background: var(--color-bg-soft);
  padding: 14px;
}

.mockup-history span {
  display: block;
  color: var(--color-green-dark);
  font-size: 13px;
  font-weight: 900;
}

.mockup-history strong {
  display: block;
  margin-top: 4px;
  color: var(--color-heading);
  font-size: 14px;
}

.section-heading {
  max-width: 760px;
  margin: 0 auto 38px;
  text-align: center;
}

.section-heading--left {
  margin-inline: 0;
  text-align: left;
}

.section-heading p:not(.eyebrow) {
  margin-top: 16px;
  font-size: 17px;
}

.company-overview {
  display: grid;
  gap: 16px;
}

.overview-panel,
.philosophy-panel,
.service-card,
.feature-row,
.story-card,
.risk-board,
.target-list li {
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: #ffffff;
}

.overview-panel,
.philosophy-panel {
  padding: 24px;
}

.panel-label,
.service-card__index,
.feature-row span,
.story-card span {
  display: inline-block;
  color: var(--color-primary);
  font-size: 13px;
  font-weight: 900;
  margin-bottom: 10px;
}

.fact-list {
  display: grid;
  gap: 12px;
  margin: 0;
}

.fact-list div {
  display: grid;
  gap: 3px;
  border-top: 1px solid var(--color-border-soft);
  padding-top: 12px;
}

.fact-list dt {
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 900;
}

.fact-list dd {
  margin: 0;
  color: var(--color-heading);
  font-weight: 900;
}

.philosophy-panel h3 {
  max-width: 520px;
  font-size: 26px;
}

.philosophy-panel p {
  margin-top: 16px;
  font-size: 17px;
}

.service-grid {
  display: grid;
  gap: 14px;
}

.service-card {
  min-height: 220px;
  padding: 24px;
}

.service-card p {
  margin-top: 12px;
}

.product-section {
  background: #ffffff;
}

.product-grid {
  display: grid;
  gap: 34px;
  align-items: start;
}

.feature-stack {
  display: grid;
  gap: 10px;
}

.feature-row {
  display: grid;
  gap: 6px;
  padding: 18px 20px;
}

.feature-row span {
  margin-bottom: 0;
}

.feature-row strong {
  color: var(--color-heading);
  font-size: 18px;
}

.story-section {
  background: linear-gradient(180deg, #ffffff 0%, #f5f7fa 100%);
}

.story-grid {
  display: grid;
  gap: 26px;
}

.story-sticky {
  align-self: start;
}

.story-sticky p:not(.eyebrow) {
  margin-top: 16px;
}

.story-list {
  display: grid;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.story-card {
  padding: 24px;
}

.story-card p {
  margin-top: 10px;
}

.risk-layout {
  display: grid;
  gap: 30px;
  align-items: center;
}

.risk-board {
  overflow: hidden;
  box-shadow: var(--shadow-subtle);
}

.risk-board__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--color-border);
  background: #fbfcfe;
  padding: 16px 18px;
}

.risk-board__header span {
  color: var(--color-heading);
  font-weight: 900;
}

.risk-board__header strong {
  border-radius: 999px;
  background: var(--color-warning-soft);
  color: var(--color-warning);
  padding: 5px 10px;
  font-size: 12px;
}

.risk-board__item {
  padding: 18px;
}

.risk-board__item + .risk-board__item {
  border-top: 1px solid var(--color-border-soft);
}

.risk-board__item span {
  display: block;
  color: var(--color-heading);
  font-weight: 900;
}

.risk-board__item p {
  margin-top: 4px;
}

.target-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.target-list li {
  color: var(--color-heading);
  font-weight: 900;
  padding: 16px 18px;
}

.final-cta {
  background: var(--color-heading);
  color: #ffffff;
}

.final-cta__inner {
  max-width: 780px;
  text-align: center;
}

.final-cta .eyebrow {
  color: #8bbdff;
}

.final-cta h2,
.final-cta p {
  color: #ffffff;
}

.final-cta p {
  margin: 16px auto 26px;
  max-width: 620px;
  opacity: 0.88;
}

.site-footer {
  background: #061426;
  color: #d8dee8;
  padding: 34px 0;
}

.site-footer__inner {
  display: grid;
  gap: 18px;
}

.site-footer strong {
  display: block;
  color: #ffffff;
  font-size: 18px;
}

.site-footer p {
  color: #aeb8c7;
  margin-top: 6px;
}

.site-footer address {
  display: grid;
  gap: 6px;
  color: #aeb8c7;
  font-style: normal;
}

.site-footer a {
  color: #ffffff;
  font-weight: 900;
}

.footer-link {
  justify-self: start;
}

.js .reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 720ms cubic-bezier(0.2, 0, 0, 1), transform 720ms cubic-bezier(0.2, 0, 0, 1);
}

.js .reveal--slow {
  transition-delay: 110ms;
}

.js .reveal--slower {
  transition-delay: 220ms;
}

.js .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.app-mockup.is-live {
  animation: stageFloat 7s ease-in-out infinite;
}

.app-mockup.is-pulsing .mockup-dot {
  animation: statusPulse 1.6s ease-in-out 2;
}

@keyframes stageFloat {
  0%,
  100% {
    transform: translateY(0);
  }

  50% {
    transform: translateY(-8px);
  }
}

@keyframes statusPulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(25, 164, 99, 0.28);
  }

  50% {
    box-shadow: 0 0 0 8px rgba(25, 164, 99, 0);
  }
}

@media (max-width: 760px) {
  .site-header__inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
  }

  .brand {
    min-width: 0;
  }

  .brand__name {
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .site-nav {
    order: 3;
    grid-column: 1 / -1;
    width: 100%;
    margin-left: 0;
    overflow-x: auto;
    padding-bottom: 2px;
    scrollbar-width: thin;
  }

  .site-nav a {
    padding-inline: 8px;
  }

  .button--small {
    margin-left: 0;
  }

  .hero__actions .button {
    width: 100%;
    white-space: normal;
  }

  .hero__lead,
  .section-heading p,
  .service-card p,
  .story-card p,
  .philosophy-panel p {
    word-break: normal;
  }

  .mockup-body {
    grid-template-columns: 1fr;
  }

  .mockup-summary {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 420px) {
  .container {
    width: min(100% - 32px, var(--container-max));
  }

  .site-header__inner {
    min-height: 64px;
  }

  .brand__mark {
    width: 32px;
    height: 32px;
  }

  .brand__name {
    font-size: 15px;
  }

  .button--small {
    min-height: 44px;
    padding: 0 11px;
    font-size: 13px;
  }

  .site-nav {
    gap: 0;
    font-size: 14px;
  }

  .site-nav a {
    padding-inline: 7px;
  }

  .hero {
    padding-top: 48px;
  }

  h1 {
    font-size: 32px;
    overflow-wrap: anywhere;
  }

  h2 {
    font-size: 27px;
  }

  .hero__lead {
    font-size: 16px;
    overflow-wrap: anywhere;
  }

  .product-stage {
    padding-block: 24px;
  }
}

@media (min-width: 520px) {
  .hero__notes {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .mockup-row {
    grid-template-columns: minmax(0, 1fr) auto auto;
    align-items: center;
  }
}

@media (min-width: 768px) {
  .section {
    padding: 104px 0;
  }

  h1 {
    font-size: 58px;
  }

  h2 {
    font-size: 40px;
  }

  .hero__grid,
  .company-overview,
  .product-grid,
  .risk-layout,
  .split-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  }

  .mockup-sidebar {
    display: block;
  }

  .service-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .story-grid {
    grid-template-columns: 0.85fr 1.15fr;
  }

  .story-sticky {
    position: sticky;
    top: 110px;
  }

  .target-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .site-footer__inner {
    grid-template-columns: 1.2fr 1.5fr auto;
    align-items: start;
  }
}

@media (min-width: 1024px) {
  h1 {
    font-size: 66px;
  }

  .hero__grid {
    grid-template-columns: 0.95fr 1.05fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }

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