:root {
  color-scheme: light;
  --flytime-blue: #2f6ff2;
  --flytime-blue-strong: #1f5fe0;
  --flytime-ink: #191f28;
  --flytime-muted: #6b7684;
  --flytime-line: #dfe3e8;
  --flytime-surface: #f2f4f6;
  --flytime-surface-blue: #eaf3ff;
  --flytime-dark: #0b1320;
  --flytime-dark-panel: #151f2e;
  --flytime-max: 1180px;
  --header-height: 72px;
  font-family: Pretendard, -apple-system, BlinkMacSystemFont, "Segoe UI",
    "Noto Sans KR", "Noto Sans JP", "Noto Sans SC", sans-serif;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* {
  box-sizing: border-box;
}

html[data-surface="landing"] {
  scroll-behavior: smooth;
  background: #ffffff;
}

html[data-surface="landing"],
html[data-surface="landing"] body {
  width: 100%;
  min-height: 100%;
  margin: 0;
  overflow-x: hidden;
  overflow-y: auto;
  background: #ffffff;
  color: var(--flytime-ink);
}

html[data-surface="app"] #landing-root {
  display: none;
}

html[data-surface="landing"] a {
  color: inherit;
  text-decoration: none;
}

html[data-surface="landing"] button,
html[data-surface="landing"] select {
  font: inherit;
}

html[data-surface="landing"] img {
  display: block;
  max-width: 100%;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.landing-shell {
  min-height: 100vh;
  background: #ffffff;
}

.landing-header {
  position: fixed;
  z-index: 50;
  top: 0;
  right: 0;
  left: 0;
  height: var(--header-height);
  border-bottom: 1px solid transparent;
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(18px);
  transition: background-color 220ms ease, border-color 220ms ease;
}

.landing-header.is-scrolled {
  border-bottom-color: rgba(25, 31, 40, 0.08);
  background: rgba(255, 255, 255, 0.97);
}

.header-inner {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  width: min(calc(100% - 48px), var(--flytime-max));
  height: 100%;
  margin: 0 auto;
  gap: 32px;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: max-content;
  font-size: 20px;
  font-weight: 800;
}

.brand-lockup img {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}

.desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 30px;
}

.desktop-nav a,
.header-login {
  color: #4e5968;
  font-size: 14px;
  font-weight: 650;
  transition: color 160ms ease;
}

.desktop-nav a:hover,
.desktop-nav a:focus-visible,
.header-login:hover,
.header-login:focus-visible {
  color: var(--flytime-ink);
}

.header-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 16px;
  min-width: max-content;
}

.language-select {
  width: 62px;
  height: 36px;
  padding: 0 24px 0 9px;
  border: 1px solid #d1d6db;
  border-radius: 8px;
  background-color: rgba(255, 255, 255, 0.94);
  color: var(--flytime-ink);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
}

.header-cta,
.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  gap: 10px;
  border-radius: 12px;
  font-size: 15px;
  font-weight: 750;
  transition: background-color 160ms ease, color 160ms ease,
    transform 160ms ease;
}

.header-cta {
  min-height: 40px;
  padding: 0 17px;
  background: var(--flytime-blue);
  color: #ffffff !important;
}

.button-primary {
  padding: 0 22px;
  background: var(--flytime-blue);
  color: #ffffff !important;
}

.button-secondary {
  padding: 0 8px;
  color: #ffffff !important;
}

.header-cta:hover,
.button-primary:hover {
  background: var(--flytime-blue-strong);
  transform: translateY(-1px);
}

.button-secondary:hover {
  color: #dbe8ff !important;
}

.button-arrow {
  font-size: 18px;
  line-height: 1;
}

.mobile-menu-button {
  display: none;
  width: 44px;
  height: 44px;
  padding: 0;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-icon,
.menu-icon::before,
.menu-icon::after {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  border-radius: 2px;
  background: var(--flytime-ink);
  content: "";
  transition: transform 180ms ease, opacity 180ms ease;
}

.menu-icon::before {
  transform: translateY(-6px);
}

.menu-icon::after {
  transform: translateY(4px);
}

.landing-header.menu-open .menu-icon {
  background: transparent;
}

.landing-header.menu-open .menu-icon::before {
  transform: translateY(0) rotate(45deg);
}

.landing-header.menu-open .menu-icon::after {
  transform: translateY(-2px) rotate(-45deg);
}

.mobile-nav {
  display: none;
}

.landing-hero {
  position: relative;
  display: flex;
  min-height: 88svh;
  align-items: center;
  overflow: hidden;
  background: #182332;
  color: #ffffff;
}

.hero-media,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-media {
  transform: translate3d(0, var(--hero-shift, 0), 0) scale(1.04);
  transform-origin: center center;
  will-change: transform;
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 52%;
}

.hero-overlay {
  background: rgba(5, 14, 25, 0.46);
}

.hero-content {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 48px), var(--flytime-max));
  margin: calc(var(--header-height) + 32px) auto 56px;
}

.hero-copy {
  max-width: 800px;
}

.eyebrow {
  margin: 0 0 22px;
  color: var(--flytime-blue);
  font-size: 14px;
  font-weight: 800;
}

.hero-copy .eyebrow {
  color: #b9d4ff;
}

.hero-title {
  margin: 0;
  font-size: 72px;
  font-weight: 820;
  line-height: 1.08;
  text-wrap: balance;
}

.hero-title span {
  display: block;
}

.hero-body {
  max-width: 660px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.84);
  font-size: 20px;
  font-weight: 520;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 34px;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 28px;
  margin: 52px 0 0;
  padding: 18px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.28);
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
  font-weight: 650;
}

.hero-proof span::before {
  display: inline-block;
  width: 5px;
  height: 5px;
  margin: 0 9px 2px 0;
  border-radius: 50%;
  background: #75a7ff;
  content: "";
}

.scroll-cue {
  position: absolute;
  z-index: 2;
  right: 32px;
  bottom: 26px;
  display: inline-flex;
  align-items: center;
  gap: 9px;
  color: rgba(255, 255, 255, 0.74) !important;
  font-size: 12px;
  font-weight: 700;
}

.scroll-cue::after {
  content: "↓";
  font-size: 17px;
}

.landing-section {
  position: relative;
  padding: 150px 24px;
}

.section-inner {
  width: min(100%, var(--flytime-max));
  margin: 0 auto;
}

.intro-section {
  padding-top: 132px;
  padding-bottom: 126px;
  background: #ffffff;
  text-align: center;
}

.intro-copy {
  max-width: 880px;
  margin: 0 auto;
}

.intro-title,
.story-title,
.final-title {
  margin: 0;
  color: var(--flytime-ink);
  font-size: 52px;
  font-weight: 800;
  line-height: 1.18;
  text-wrap: balance;
}

.intro-body,
.story-body,
.final-body {
  color: var(--flytime-muted);
  font-size: 18px;
  line-height: 1.75;
}

.intro-body {
  max-width: 700px;
  margin: 28px auto 0;
}

.workflow-line {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 900px;
  margin: 72px auto 0;
  padding: 0;
  list-style: none;
}

.workflow-line li {
  position: relative;
  padding-top: 24px;
  color: #4e5968;
  font-size: 14px;
  font-weight: 700;
}

.workflow-line li::before {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 50%;
  width: 10px;
  height: 10px;
  border: 3px solid #ffffff;
  border-radius: 50%;
  background: var(--flytime-blue);
  box-shadow: 0 0 0 1px var(--flytime-blue);
  content: "";
  transform: translateX(-50%);
}

.workflow-line li:not(:last-child)::after {
  position: absolute;
  top: 4px;
  left: 50%;
  width: 100%;
  height: 1px;
  background: #cddcf7;
  content: "";
}

.story-section {
  background: var(--flytime-surface);
}

.story-section.white {
  background: #ffffff;
}

.story-section.dark {
  background: var(--flytime-dark);
  color: #ffffff;
}

.story-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(560px, 1.22fr);
  align-items: center;
  gap: 92px;
}

.story-layout.reverse {
  grid-template-columns: minmax(560px, 1.22fr) minmax(0, 0.78fr);
}

.story-layout.reverse .story-copy {
  order: 2;
}

.story-layout.reverse .product-visual {
  order: 1;
}

.story-title {
  font-size: 46px;
}

.story-body {
  margin: 24px 0 0;
}

.story-points {
  display: grid;
  gap: 16px;
  margin: 32px 0 0;
  padding: 0;
  color: #4e5968;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.55;
  list-style: none;
}

.story-points li {
  display: grid;
  grid-template-columns: 20px 1fr;
  align-items: start;
  gap: 10px;
}

.story-points li::before {
  color: var(--flytime-blue);
  content: "✓";
  font-weight: 900;
}

.dark .eyebrow {
  color: #80adff;
}

.dark .story-title {
  color: #ffffff;
}

.dark .story-body,
.dark .story-points {
  color: #aeb8c5;
}

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

.screen-frame {
  overflow: hidden;
  border: 1px solid rgba(25, 31, 40, 0.12);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 28px 70px rgba(28, 42, 61, 0.15);
}

.screen-frame img {
  width: 100%;
  height: auto;
}

.dark .screen-frame {
  border-color: rgba(255, 255, 255, 0.12);
  background: #101926;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.34);
}

.import-frame {
  aspect-ratio: 16 / 9;
}

.import-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.device-stage {
  position: relative;
  min-height: 650px;
}

.phone-frame {
  position: absolute;
  overflow: hidden;
  width: 310px;
  border: 9px solid #111827;
  border-radius: 38px;
  background: #f7f8fa;
  box-shadow: 0 28px 80px rgba(0, 0, 0, 0.38);
}

.phone-frame::before {
  position: absolute;
  z-index: 2;
  top: 8px;
  left: 50%;
  width: 84px;
  height: 24px;
  border-radius: 15px;
  background: #111827;
  content: "";
  transform: translateX(-50%);
}

.phone-frame img {
  width: 100%;
  height: auto;
}

.phone-schedule {
  top: 4px;
  left: 2%;
  transform: rotate(-3deg);
}

.phone-editor {
  right: 2%;
  bottom: 0;
  transform: rotate(3deg);
}

.audit-visual {
  position: relative;
}

.audit-visual::after {
  position: absolute;
  right: 7%;
  bottom: -24px;
  width: 210px;
  height: 54px;
  border: 1px solid #b9d0fb;
  border-radius: 8px;
  background: rgba(234, 243, 255, 0.96);
  color: #245ec7;
  content: "Source · Edit · Audit";
  font-size: 13px;
  font-weight: 800;
  line-height: 54px;
  text-align: center;
  box-shadow: 0 12px 30px rgba(47, 111, 242, 0.12);
}

.status-crop {
  height: 520px;
  background: #ffffff;
}

.status-crop img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.platform-section {
  overflow: hidden;
  background: var(--flytime-surface-blue);
}

.platform-heading {
  max-width: 820px;
  margin: 0 auto 72px;
  text-align: center;
}

.platform-heading .story-body {
  max-width: 650px;
  margin-right: auto;
  margin-left: auto;
}

.platform-stage {
  position: relative;
  min-height: 650px;
}

.platform-desktop {
  position: absolute;
  top: 0;
  right: 80px;
  left: 0;
}

.platform-mobile {
  position: absolute;
  z-index: 2;
  right: 0;
  bottom: -24px;
  width: 270px;
}

.final-section {
  padding: 142px 24px;
  background: var(--flytime-dark);
  color: #ffffff;
  text-align: center;
}

.final-section .eyebrow {
  color: #80adff;
}

.final-title {
  color: #ffffff;
  font-size: 50px;
}

.final-body {
  max-width: 660px;
  margin: 24px auto 0;
  color: #aeb8c5;
}

.final-actions {
  display: flex;
  justify-content: center;
  gap: 22px;
  margin-top: 38px;
}

.landing-footer {
  padding: 42px 24px;
  border-top: 1px solid #e5e8eb;
  background: #ffffff;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(100%, var(--flytime-max));
  margin: 0 auto;
  gap: 24px;
  color: var(--flytime-muted);
  font-size: 13px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--flytime-ink);
  font-weight: 800;
}

.footer-brand img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 22px;
  font-weight: 650;
}

html.motion-enabled .reveal {
  opacity: 0;
  transform: translate3d(0, 26px, 0);
  transition: opacity 680ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 680ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--reveal-delay, 0ms);
}

html.motion-enabled .reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

html.motion-enabled .hero-reveal {
  opacity: 0;
  transform: translate3d(0, 18px, 0);
  transition: opacity 720ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 720ms cubic-bezier(0.22, 1, 0.36, 1);
  transition-delay: var(--hero-delay, 0ms);
}

html.motion-enabled.landing-ready .hero-reveal {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

@media (max-width: 1080px) {
  .desktop-nav {
    display: none;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
  }

  .story-layout,
  .story-layout.reverse {
    grid-template-columns: 1fr;
    gap: 64px;
  }

  .story-layout.reverse .story-copy,
  .story-layout.reverse .product-visual {
    order: initial;
  }

  .story-copy {
    max-width: 720px;
  }

  .device-stage {
    width: min(100%, 720px);
    margin: 0 auto;
  }

  .platform-stage {
    min-height: 570px;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 64px;
  }

  .header-inner {
    width: calc(100% - 32px);
    gap: 12px;
  }

  .brand-lockup {
    font-size: 18px;
  }

  .brand-lockup img {
    width: 30px;
    height: 30px;
  }

  .header-login,
  .header-cta,
  .header-actions .language-select {
    display: none;
  }

  .mobile-menu-button {
    display: block;
  }

  .mobile-nav {
    position: absolute;
    top: var(--header-height);
    right: 0;
    left: 0;
    display: grid;
    max-height: 0;
    overflow: hidden;
    border-bottom: 1px solid transparent;
    background: rgba(255, 255, 255, 0.98);
    opacity: 0;
    transition: max-height 220ms ease, opacity 180ms ease,
      border-color 180ms ease;
  }

  .landing-header.menu-open .mobile-nav {
    max-height: 420px;
    border-bottom-color: #e5e8eb;
    opacity: 1;
  }

  .mobile-nav-inner {
    display: grid;
    width: calc(100% - 32px);
    margin: 0 auto;
    padding: 12px 0 22px;
  }

  .mobile-nav a {
    min-height: 46px;
    padding: 13px 4px;
    color: #333d4b;
    font-size: 15px;
    font-weight: 700;
  }

  .mobile-nav-actions {
    display: grid;
    grid-template-columns: 92px 1fr 1fr;
    align-items: center;
    gap: 8px;
    margin-top: 8px;
  }

  .mobile-nav-actions .language-select,
  .mobile-nav-actions a {
    display: flex;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    padding: 0 10px;
    border-radius: 10px;
  }

  .mobile-nav-actions a {
    background: var(--flytime-surface);
  }

  .mobile-nav-actions .mobile-start {
    background: var(--flytime-blue);
    color: #ffffff;
  }

  .landing-hero {
    min-height: 87svh;
  }

  .hero-media img {
    object-position: 54% center;
  }

  .hero-overlay {
    background: rgba(5, 14, 25, 0.53);
  }

  .hero-content {
    width: calc(100% - 40px);
    margin-top: calc(var(--header-height) + 54px);
    margin-bottom: 44px;
  }

  .hero-copy {
    max-width: 100%;
  }

  .eyebrow {
    margin-bottom: 18px;
    font-size: 12px;
  }

  .hero-title {
    font-size: 42px;
    line-height: 1.12;
  }

  .hero-body {
    margin-top: 22px;
    font-size: 17px;
    line-height: 1.58;
  }

  .hero-actions {
    align-items: stretch;
    gap: 14px;
    margin-top: 28px;
  }

  .hero-actions .button-primary {
    padding: 0 18px;
  }

  .hero-proof {
    gap: 10px 18px;
    margin-top: 38px;
    font-size: 12px;
  }

  .scroll-cue {
    display: none;
  }

  .landing-section {
    padding: 96px 20px;
  }

  .intro-section {
    padding-top: 96px;
    padding-bottom: 92px;
  }

  .intro-title,
  .story-title,
  .final-title {
    font-size: 36px;
    line-height: 1.24;
  }

  .intro-body,
  .story-body,
  .final-body {
    font-size: 16px;
    line-height: 1.7;
  }

  .workflow-line {
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 52px;
    text-align: left;
  }

  .workflow-line li {
    min-height: 58px;
    padding: 0 0 0 36px;
  }

  .workflow-line li::before {
    top: 4px;
    left: 6px;
    transform: none;
  }

  .workflow-line li:not(:last-child)::after {
    top: 13px;
    left: 10px;
    width: 1px;
    height: 45px;
  }

  .story-layout,
  .story-layout.reverse {
    gap: 48px;
  }

  .story-points {
    gap: 13px;
    margin-top: 26px;
    font-size: 14px;
  }

  .device-stage {
    min-height: 560px;
  }

  .phone-frame {
    width: 238px;
    border-width: 7px;
    border-radius: 30px;
  }

  .phone-frame::before {
    top: 6px;
    width: 66px;
    height: 19px;
  }

  .phone-schedule {
    left: -5%;
  }

  .phone-editor {
    right: -5%;
  }

  .audit-visual::after {
    display: none;
  }

  .status-crop {
    height: 430px;
  }

  .platform-heading {
    margin-bottom: 50px;
  }

  .platform-stage {
    min-height: 380px;
  }

  .platform-desktop {
    right: 34px;
  }

  .platform-mobile {
    right: -8px;
    width: 126px;
  }

  .final-section {
    padding: 102px 20px;
  }

  .final-actions {
    align-items: center;
    gap: 16px;
  }

  .footer-inner {
    align-items: flex-start;
    flex-direction: column;
  }

  .footer-links {
    flex-wrap: wrap;
  }
}

@media (max-width: 390px) {
  .hero-title {
    font-size: 38px;
  }

  .hero-actions {
    gap: 10px;
  }

  .button-primary,
  .button-secondary {
    font-size: 14px;
  }

  .phone-frame {
    width: 218px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html[data-surface="landing"] {
    scroll-behavior: auto;
  }

  .landing-header,
  .header-cta,
  .button-primary,
  .button-secondary,
  .mobile-nav,
  .menu-icon,
  .menu-icon::before,
  .menu-icon::after,
  .reveal,
  .hero-reveal {
    transition: none !important;
  }

  .hero-media {
    transform: scale(1.04);
  }
}