@font-face {
  font-family: 'Hann Inter Tight';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('/_hann/cac85f885c23ed27099446055fca6ac89c68b30123a2541fbb8abe17203cbf9e/assets/hann-branding/fonts/inter-tight-500-latin.woff2') format('woff2');
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329,
    U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --hann-display-font: 'Hann Inter Tight', 'Aeonik', sans-serif;
  --hann-display-weight: 500;
  --hann-display-leading: 1.02;
  --hann-display-tracking: -0.04em;
  --hann-brand-ink: #4c5fd5;
  --hann-ui-font: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --hann-mono-font: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace;
  --hann-surface: #f6f7fb;
  --hann-surface-raised: #ffffff;
  --hann-graphite: #151828;
  --hann-muted: #666a80;
  --hann-line: #dcdde5;
  --hann-accent: #b0bbf4;
  --hann-accent-ink: var(--hann-brand-ink);
  --color-off-white: var(--hann-surface);
}

/* The received runtime owns single-finger pan; browser zoom remains available. */
#canvas,
.template--fixed-full-screen,
#hann-hub-story,
#end-section,
#footer-section,
.hann-reading-panel[data-incoming-reading='true'] .hann-story-copy {
  touch-action: pinch-zoom;
}

/* Locale roles are separate. Translated routes and font delivery follow English acceptance. */
:root:lang(ko) {
  --hann-display-font: 'Pretendard Variable', 'Apple SD Gothic Neo', sans-serif;
  --hann-display-weight: 500;
  --hann-display-leading: 1.18;
  --hann-display-tracking: -0.025em;
  word-break: keep-all;
  overflow-wrap: anywhere;
}

:root:lang(ja) {
  --hann-display-font: 'Noto Sans JP', 'Hiragino Kaku Gothic ProN', sans-serif;
  --hann-display-weight: 500;
  --hann-display-leading: 1.24;
  --hann-display-tracking: 0;
  line-break: strict;
  word-break: normal;
}

#header-logo .hann-lockup {
  display: block;
  width: 176px;
  height: 44px;
  overflow: visible;
}

#home-hero {
  min-height: 820px;
  grid-template-rows: auto minmax(320px, 1fr);
}

#home-hero-title {
  grid-column: 1 / -1;
  width: 100%;
  max-width: 100%;
  margin: clamp(88px, 6vw, 128px) 0 0;
  font-family: var(--hann-display-font);
  font-size: clamp(48px, 5.5vw, 104px);
  font-weight: var(--hann-display-weight);
  line-height: var(--hann-display-leading);
  letter-spacing: var(--hann-display-tracking);
  font-synthesis: none;
  text-wrap: balance;
}

#home-hero-visual-container {
  margin-top: clamp(28px, 2.5vw, 48px);
}

#footer-newsletter-form[hidden],
#header-menu-newsletter-form[hidden] {
  display: none;
}
.hann-footer-app {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  padding: 18px 26px;
  position: relative;
  font-size: 24px;
  font-weight: 500;
  color: inherit;
}
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--hann-brand-ink);
  outline-offset: 6px;
}
/* Display copy and navigation are gestures; explanatory copy remains reusable. */
:where(
  h1,
  h2,
  h3,
  h4,
  h5,
  h6,
  [role='heading'],
  a,
  button,
  [role='button'],
  [role='link'],
  #header-logo,
  .hann-header-wordmark,
  .hann-reading-cue,
  #home-hero-scroll-container,
  #home-goal-title,
  #home-goal-tunnel-title,
  #footer-newsletter-header,
  #end-section-title,
  #end-section-subtitle,
  #scroll-nav-section,
  #preloader
) {
  -webkit-user-select: none;
  user-select: none;
}
:where(
  p,
  .hann-story-assets,
  .hann-story-connection,
  .hann-story-relation,
  #project-details-desc,
  #project-details-side-list-services .project-details-side-list-item,
  input,
  textarea,
  [contenteditable='true']
) {
  -webkit-user-select: text;
  user-select: text;
}
/* Native catalog metadata is otherwise transparent to pointer hit testing. */
#project-details-desc,
#project-details-side-list-services .project-details-side-list-item,
.hann-catalog-intro {
  pointer-events: auto;
}
::selection {
  background: var(--hann-accent);
  color: var(--hann-graphite);
}

/* Hann's four original planes form the loading signature before assets arrive. */
html[data-hann-loading] #transition-overlay {
  visibility: hidden;
}
#preloader,
html.is-ready #preloader {
  display: block;
  padding: 0;
  background: transparent;
  color: #edf0ff;
  font: 14px/1.4 var(--hann-ui-font);
  opacity: 1;
  overflow: hidden;
}
.hann-loading-curtain,
.hann-loading-light {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hann-loading-curtain > i {
  position: absolute;
  left: 0;
  width: 100%;
  height: calc(100% / 3 + 1px);
  background: #0e1224;
  transform: translateX(calc(-100% * var(--hann-reveal, 0)));
}
.hann-loading-curtain > i:nth-child(1) {
  top: 0;
}
.hann-loading-curtain > i:nth-child(2) {
  top: calc(100% / 3);
  transform: translateX(calc(100% * var(--hann-reveal, 0)));
}
.hann-loading-curtain > i:nth-child(3) {
  top: calc(200% / 3);
}
.hann-loading-light {
  background: radial-gradient(ellipse at 50% 42%, #5b6bc724 0%, #303c7212 30%, transparent 64%);
  opacity: clamp(0, calc(1 - var(--hann-reveal, 0) * 3), 1);
}
.hann-loading-brand {
  position: absolute;
  top: 46%;
  left: 50%;
  display: grid;
  justify-items: center;
  align-items: center;
  gap: 28px;
  transform: translate(-50%, -50%) scale(calc(1 + var(--hann-reveal, 0) * 0.025));
  opacity: clamp(0, calc(1 - var(--hann-reveal, 0) * 2.4), 1);
}
.hann-loading-symbol {
  display: block;
  width: min(26vw, 34vh, 300px);
  height: auto;
  overflow: visible;
}
.hann-loading-wordmark {
  display: block;
  width: 136px;
  height: auto;
}
.hann-loading-part {
  transform-box: view-box;
}
.hann-loading-bottom {
  position: absolute;
  bottom: clamp(28px, 4.6vw, 64px);
  left: clamp(24px, 5vw, 80px);
  right: clamp(24px, 5vw, 80px);
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 28px 32px;
  opacity: clamp(0, calc(1 - var(--hann-reveal, 0) * 2), 1);
}
.hann-loading-caption {
  margin: 0;
  font-size: clamp(18px, 1.55vw, 24px);
  line-height: 1.35;
  letter-spacing: -0.03em;
}
.hann-loading-caption > span {
  color: #9aa8d3;
}
.hann-loading-meta {
  display: grid;
  justify-items: end;
  gap: 12px;
}
.hann-loading-state {
  color: #9aa8d3;
  font: 10px/1 var(--hann-ui-font);
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
#preloader-percent {
  display: flex;
  align-items: baseline;
  gap: 5px;
  font-size: 40px;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}
#preloader-percent-digits {
  position: relative;
  display: flex;
  bottom: auto;
  left: auto;
  height: 1em;
  font: inherit;
  line-height: 1em;
  color: inherit;
  overflow: hidden;
}
#preloader .preloader-percent-digit {
  float: none;
  flex: 0 0 1ch;
}
#preloader .preloader-percent-digit-num {
  height: 1em;
  line-height: 1em;
}
.hann-loading-percent {
  font-size: 16px;
  line-height: 1;
  color: #9aa8d3;
}
#hann-preloader-progress {
  grid-column: 1 / -1;
  height: 2px;
  background: #ffffff1a;
  overflow: hidden;
}
#hann-preloader-progress > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #6e80e6, #c9d2ff);
  transform: scaleX(0);
  transform-origin: left;
}

/* One navigation surface, with the protocol as its single documentation entry. */
#header-background {
  width: 100vw;
  background: #151828b0;
  transition: opacity 180ms;
}
#header-background.--opened {
  transition: opacity 180ms;
}
#header-right {
  font-family: var(--hann-ui-font);
}
#header-right.hann-app-nav {
  gap: 10px;
}
#header-right.hann-app-nav #header-right-talk-btn {
  height: 44px;
  padding: 0 16px;
  border: 1px solid var(--hann-line);
  border-radius: 3px;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: none;
  background: var(--hann-surface);
  color: var(--hann-muted);
}
#header-right-talk-btn[data-hann-app-status] #header-right-talk-btn-arrow,
#header-right-talk-btn[data-hann-app-status] #header-right-talk-btn-dots {
  display: none;
}
html[data-hann-header-ink='white']
  #header-right.hann-app-nav
  #header-right-talk-btn[data-hann-app-status] {
  border-color: #454a68;
  background: var(--hann-graphite);
  color: #bec3d6;
}
#header-right-menu-btn {
  width: 96px;
  height: 44px;
  padding: 0 14px;
  border: 1px solid var(--hann-graphite);
  border-radius: 3px;
  background: var(--hann-graphite);
  color: var(--hann-surface-raised);
  font: 500 12px/1 var(--hann-ui-font);
  text-transform: none;
  transition:
    background-color 150ms,
    color 150ms;
}
#header-right-menu-btn:is(:hover, .--opened) {
  background: #30354d;
  color: var(--hann-surface);
}
/* Native detail transitions own the button's white inline background. */
#header.--is-projects #header-right-menu-btn {
  color: var(--hann-graphite);
}
#header-right-menu-btn-inner {
  right: 0;
  justify-content: space-between;
  gap: 10px;
  overflow: visible;
}
#header-right-menu-btn-text,
#header-right-menu-btn-text-close {
  display: block;
  transform: none;
  transition: opacity 120ms;
}
#header-right-menu-btn-text-close {
  left: 0;
  opacity: 0;
}
#header-right-menu-btn.--opened #header-right-menu-btn-text {
  transform: none;
  opacity: 0;
}
#header-right-menu-btn.--opened #header-right-menu-btn-text-close {
  transform: none;
  opacity: 1;
}
#header-right-menu-btn #header-right-menu-btn-dots,
#header-right-menu-btn:is(:hover, .--opened) #header-right-menu-btn-dots {
  width: 16px;
  height: 16px;
  transform: none;
  font-size: 1em;
}
#header-right-menu-btn-dots .header-right-menu-btn-dot {
  left: 0;
  right: auto;
  width: 16px;
  height: 1.5px;
  border-radius: 1px;
  transform: none;
  transition: transform 150ms;
}
#header-right-menu-btn-dots .header-right-menu-btn-dot:first-child {
  left: 0;
  top: 5px;
}
#header-right-menu-btn-dots .header-right-menu-btn-dot:last-child {
  right: auto;
  top: 10px;
}
#header-right-menu-btn.--opened .header-right-menu-btn-dot:first-child {
  transform: translateY(2.5px) rotate(45deg);
}
#header-right-menu-btn.--opened .header-right-menu-btn-dot:last-child {
  transform: translateY(-2.5px) rotate(-45deg);
}
#header-center-project-back-btn {
  min-width: 44px;
  min-height: 44px;
  border: 1px solid var(--hann-line);
  border-radius: 3px;
  background: var(--hann-surface);
  color: var(--hann-graphite);
}
#header-center-project-back-btn:is(:hover, :focus-visible) {
  color: var(--hann-graphite);
}
#header-center-project-back-btn-svg {
  transition: transform 150ms !important;
}
#header-center-project-back-btn:hover #header-center-project-back-btn-svg {
  transform: translateX(-2px);
}
#header-center-project-back-btn:hover #header-center-project-back-btn-text {
  transform: none;
}
#header-center-project-back-btn-svg2,
#project-details-header-back-background {
  display: none;
}
#header-logo:focus-visible,
#header-right-menu-btn:focus-visible,
#header-center-project-back-btn:focus-visible {
  outline-offset: -3px;
}
#header-menu {
  top: calc(var(--base-padding-y) + 56px);
  width: min(448px, calc(100vw - var(--base-padding-x) * 2));
  max-height: calc(100dvh - var(--base-padding-y) - 76px - env(safe-area-inset-bottom, 0px));
  gap: 0;
  padding: 24px;
  border: 1px solid var(--hann-line);
  border-radius: 4px;
  background: var(--hann-surface-raised);
  color: var(--hann-graphite);
  box-shadow:
    0 24px 56px #0000001f,
    0 3px 12px #0000000a;
  font: 14px/1.4 var(--hann-ui-font);
  overflow: auto;
  overscroll-behavior: contain;
  touch-action: pan-y;
  visibility: hidden;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 180ms,
    transform 180ms cubic-bezier(0.2, 0, 0, 1),
    visibility 180ms;
}
#header-menu.--opened {
  visibility: visible;
  opacity: 1;
  transform: none;
}
#header-menu :is(#header-menu-links, #header-menu-newsletter, #header-menu-talk, #header-menu-docs),
#header-menu.--opened
  :is(#header-menu-links, #header-menu-newsletter, #header-menu-talk, #header-menu-docs) {
  transform: none;
  opacity: 1;
  transition: none;
  will-change: auto;
}
#header-menu-newsletter[hidden] {
  display: none;
}
#header-menu-links {
  gap: 0;
  padding: 0;
  border-radius: 0;
  background: transparent;
  text-transform: none;
}
.hann-menu-label {
  display: block;
  padding: 0 0 18px;
  font: 11px/1.4 var(--hann-mono-font);
  letter-spacing: 0.04em;
  color: var(--hann-muted);
}
#header-menu .header-menu-link {
  display: flex;
  align-items: center;
  gap: 18px;
  min-height: 68px;
  padding: 14px 0;
  border-radius: 0;
  border: 0;
  border-top: 1px solid var(--hann-line);
  background: transparent;
  color: inherit;
  text-decoration: none;
  transition:
    color 150ms,
    background-color 150ms;
}
#header-menu .header-menu-link::before {
  display: none;
}
#header-menu .header-menu-link:is(:hover, :focus-visible) {
  color: var(--hann-accent-ink);
  background: #edeffb;
}
#header-menu .header-menu-link.--active {
  color: var(--hann-accent-ink);
}
.hann-menu-index {
  flex: 0 0 20px;
  font: 11px/1.4 var(--hann-mono-font);
  font-variant-numeric: tabular-nums;
  color: var(--hann-muted);
}
#header-menu .header-menu-link-text {
  font-family: var(--hann-display-font);
  font-size: 32px;
  line-height: 1.1;
  letter-spacing: -0.03em;
  text-transform: none;
  transform: none;
  transition: none;
}
.hann-menu-link-arrow {
  display: flex;
  margin-left: auto;
  padding-right: 2px;
  opacity: 0.75;
}
.hann-menu-link-arrow svg {
  width: 18px;
  height: 18px;
}
#header-menu-talk {
  display: flex;
  min-height: 52px;
  margin-bottom: 16px;
  padding: 14px 0;
  border-radius: 0;
  border-top: 1px solid var(--hann-line);
  background: transparent;
  color: var(--hann-muted);
  cursor: default;
}
.hann-menu-status-label {
  font-size: 12px;
}
#header-menu-text {
  font: 11px/1.4 var(--hann-mono-font);
  letter-spacing: 0;
  text-transform: none;
}
#header-menu-talk[data-hann-app-status] {
  pointer-events: none;
}
#header-menu-docs {
  display: grid;
  gap: 18px;
  padding: 24px;
  border-radius: 2px;
  background: var(--hann-graphite);
  color: var(--hann-surface-raised);
  text-decoration: none;
  transition: background-color 150ms;
}
#header-menu-docs:is(:hover, :focus-visible) {
  background: #242944;
}
.hann-protocol-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  color: var(--hann-accent);
  font: 11px/1.4 var(--hann-mono-font);
  letter-spacing: 0.04em;
}
.hann-protocol-top svg {
  width: 22px;
  height: 22px;
}
.hann-protocol-title {
  font-family: var(--hann-display-font);
  font-size: 40px;
  font-weight: 500;
  line-height: 1.02;
  letter-spacing: -0.035em;
}
.hann-protocol-caption {
  max-width: 32ch;
  padding-top: 16px;
  border-top: 1px solid #4c5064;
  color: #d2d5e3;
  font-size: 13px;
  line-height: 1.5;
}
#header-menu :is(a, button):focus-visible {
  outline: 2px solid var(--hann-brand-ink);
  outline-offset: -2px;
}
#header-menu-docs:focus-visible {
  outline-color: var(--hann-accent);
  outline-offset: -5px;
}
#footer-bottom-copyright,
#footer-bottom-labs {
  font-family: var(--hann-ui-font);
  font-size: 12px;
  line-height: 1.5;
}
#footer-bottom-up {
  gap: 6px;
  width: auto;
  min-width: 58px;
  height: 44px;
  padding: 0 4px;
  border-radius: 0;
  background: transparent;
  color: inherit;
  font: 12px/1 var(--hann-ui-font);
}
#footer-bottom-up svg,
#footer-bottom-up svg:last-child {
  position: static !important;
  width: 18px;
  height: 18px;
  transform: none;
  transition: transform 150ms;
}
#footer-bottom-up:hover svg,
#footer-bottom-up:hover svg:last-child {
  transform: translateY(-2px);
}

@media (max-width: 767px) {
  #header-logo .hann-lockup {
    width: 132px;
    height: 33px;
  }
  #home-hero {
    min-height: 760px;
    grid-template-rows: auto minmax(350px, 1fr);
  }
  #home-hero-title {
    max-width: 17ch;
    margin-top: 88px;
    font-size: clamp(38px, 10.5vw, 72px);
    letter-spacing: -0.03em;
  }
  .hann-hero-break {
    display: none;
  }
  #home-hero-visual-container {
    margin-top: 24px;
  }
  .hann-footer-app {
    min-height: 64px;
    font-size: 20px;
  }
  .hann-loading-brand {
    gap: 24px;
  }
  .hann-loading-symbol {
    width: min(52vw, 30vh, 260px);
  }
  .hann-loading-wordmark {
    width: 124px;
  }
  .hann-loading-bottom {
    gap: 24px;
  }
  .hann-loading-caption {
    max-width: 22ch;
    font-size: 16px;
  }
  #preloader-percent {
    font-size: 32px;
  }
  #header-right.hann-app-nav {
    gap: 8px;
  }
  #header-right.hann-app-nav #header-right-talk-btn {
    height: 44px;
    padding: 0 10px;
    font-size: 10px;
  }
  #header-right-menu-btn {
    width: 76px;
    padding: 0 10px;
    font-size: 11px;
  }
  #header-right-menu-btn-inner {
    gap: 8px;
  }
  #header-menu {
    padding: 20px;
  }
  #header-menu .header-menu-link {
    min-height: 60px;
    padding: 12px 0;
  }
  #header-menu .header-menu-link-text {
    font-size: 28px;
  }
  #header-menu-docs {
    padding: 20px;
    gap: 14px;
  }
  .hann-protocol-title {
    font-size: 34px;
  }
  #header-center-project-back-btn {
    right: calc(var(--base-padding-x) + 86px);
  }
  #header.--is-projects #header-right.hann-app-nav #header-right-talk-btn {
    display: none !important;
  }
}

@media (max-width: 380px) {
  #header-logo .hann-lockup {
    width: 108px;
    height: 27px;
  }
  .hann-loading-caption {
    font-size: 14px;
  }
  #header-menu .header-menu-link {
    min-height: 56px;
  }
  #header-menu .header-menu-link-text {
    font-size: 26px;
  }
}

@media (max-height: 560px) {
  .hann-loading-brand {
    top: 40%;
    gap: 16px;
  }
  .hann-loading-symbol {
    width: min(26vw, 30vh, 180px);
  }
  .hann-loading-wordmark {
    width: 98px;
  }
  .hann-loading-bottom {
    bottom: 20px;
    gap: 14px;
  }
  .hann-loading-caption {
    font-size: 15px;
  }
  #preloader-percent {
    font-size: 28px;
  }
}

@media (max-height: 560px) and (min-width: 560px) {
  .hann-loading-brand {
    grid-template-columns: auto auto;
    gap: 36px;
  }
  #header-menu {
    width: min(680px, calc(100vw - var(--base-padding-x) * 2));
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 20px;
    padding: 16px;
  }
  #header-menu-links {
    grid-column: 1;
    grid-row: 1 / span 2;
  }
  #header-menu-docs {
    grid-column: 2;
    grid-row: 1;
    gap: 10px;
    padding: 16px;
  }
  #header-menu-talk {
    grid-column: 2;
    grid-row: 2;
    min-height: 40px;
    margin: 0;
    padding: 10px 0 0;
    border: 0;
  }
  .hann-protocol-title {
    font-size: 28px;
  }
  .hann-protocol-caption {
    padding-top: 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  #header-menu,
  #header-right-menu-btn,
  #header-menu-docs,
  #header-right-menu-btn-text,
  #header-right-menu-btn-text-close,
  #header-right-menu-btn-dots .header-right-menu-btn-dot,
  #header-menu .header-menu-link,
  #footer-bottom-up svg,
  #header-center-project-back-btn-svg {
    transition: none !important;
  }
  .hann-loading-part {
    transform: none !important;
  }
  .hann-loading-brand {
    transform: translate(-50%, -50%);
  }
}