:root {
  --bf-white: #ffffff;
  --bf-ink: #09152e;
  --bf-ink-2: #071a3d;
  --bf-muted: #52627a;
  --bf-muted-light: #8694a8;
  --bf-blue: #155eef;
  --bf-blue-dark: #0f4ed8;
  --bf-blue-soft: #f2f7ff;
  --bf-blue-softer: #f7faff;
  --bf-teal: #13b8a6;
  --bf-green: #16a765;
  --bf-line: #d8e2f0;
  --bf-line-dark: rgba(216, 226, 240, 0.2);
  --bf-shadow: 0 30px 80px rgba(9, 21, 46, 0.12);
  --bf-font: Pretendard, SUIT, "Noto Sans KR", -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo",
    "Malgun Gothic", sans-serif;
}

.bf-site,
.bf-site * {
  box-sizing: border-box;
}

.bf-site {
  margin: 0;
  min-width: 320px;
  overflow-x: clip;
  background: var(--bf-white);
  color: var(--bf-ink);
  font-family: var(--bf-font);
  word-break: keep-all;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

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

.bf-site a {
  color: inherit;
  text-decoration: none;
}

.bf-site button,
.bf-site input,
.bf-site summary {
  font: inherit;
}

.bf-site button {
  color: inherit;
}

.bf-site [hidden] {
  display: none !important;
}

.bf-site ::selection {
  background: rgba(21, 94, 239, 0.18);
  color: var(--bf-ink);
}

.bf-site :focus-visible {
  outline: 3px solid rgba(21, 94, 239, 0.36);
  outline-offset: 4px;
}

html.bf-menu-open {
  overflow: hidden;
}

.bf-shell {
  position: relative;
  width: min(100% - 64px, 1280px);
  margin: 0 auto;
}

.bf-section {
  position: relative;
  padding: 148px 0;
  scroll-margin-top: 82px;
}

.bf-skip-link {
  position: fixed;
  top: 12px;
  left: 16px;
  z-index: 1000;
  transform: translateY(-160%);
  border-radius: 10px;
  background: var(--bf-ink);
  color: var(--bf-white);
  padding: 12px 18px;
  font-size: 14px;
  font-weight: 750;
  transition: transform 160ms ease;
}

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

.bf-scroll-progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 120;
  height: 3px;
  pointer-events: none;
}

.bf-scroll-progress span {
  display: block;
  width: 0;
  height: 100%;
  transform-origin: left;
  background: var(--bf-blue);
}

.bf-header {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  transition: border-color 180ms ease, box-shadow 180ms ease;
}

.bf-header.is-scrolled {
  border-bottom-color: rgba(216, 226, 240, 0.88);
  box-shadow: 0 10px 30px rgba(9, 21, 46, 0.04);
}

.bf-header-inner {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 32px;
  width: min(100% - 64px, 1440px);
  min-height: 82px;
  margin: 0 auto;
}

.bf-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: fit-content;
}

.bf-brand img {
  flex: 0 0 auto;
  border-radius: 10px;
}

.bf-brand strong {
  color: var(--bf-ink);
  font-size: 24px;
  font-weight: 830;
  letter-spacing: 0;
}

.bf-desktop-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(22px, 3vw, 48px);
}

.bf-desktop-nav a {
  position: relative;
  padding: 14px 0;
  color: #26344b;
  font-size: 15px;
  font-weight: 680;
}

.bf-desktop-nav a::after {
  position: absolute;
  right: 0;
  bottom: 6px;
  left: 0;
  height: 2px;
  transform: scaleX(0);
  transform-origin: right;
  background: var(--bf-blue);
  content: "";
  transition: transform 180ms ease;
}

.bf-desktop-nav a:hover::after,
.bf-desktop-nav a:focus-visible::after,
.bf-desktop-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.bf-header-cta {
  display: inline-flex;
  min-height: 48px;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
  background: var(--bf-blue);
  color: var(--bf-white);
  padding: 0 20px;
  font-size: 14px;
  font-weight: 760;
  transition: background 160ms ease, transform 160ms ease;
}

.bf-header-cta:hover {
  transform: translateY(-2px);
  background: var(--bf-blue-dark);
}

.bf-menu-button,
.bf-mobile-menu,
.bf-menu-overlay {
  display: none;
}

.bf-hero {
  position: relative;
  display: grid;
  min-height: min(900px, calc(100svh - 82px));
  align-items: center;
  overflow: hidden;
  background: var(--bf-white);
}

.bf-hero-line {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.bf-hero-line svg {
  width: 100%;
  height: 100%;
}

.bf-hero-line path {
  fill: none;
  stroke: var(--bf-blue);
  stroke-linecap: round;
  stroke-width: 2.2;
  vector-effect: non-scaling-stroke;
}

.bf-hero-line path {
  opacity: 0.84;
}

.bf-hero-grid {
  display: grid;
  grid-template-columns: minmax(430px, 0.9fr) minmax(560px, 1.1fr);
  align-items: center;
  gap: 48px;
  padding: 48px 0 74px;
}

.bf-hero-copy {
  position: relative;
  z-index: 3;
  align-self: center;
}

.bf-hero h1 {
  max-width: 700px;
  margin: 0;
  color: var(--bf-ink);
  font-size: 88px;
  font-weight: 860;
  letter-spacing: 0;
  line-height: 0.99;
}

.bf-hero-copy > p:not(.bf-release-line) {
  max-width: 620px;
  margin: 38px 0 0;
  color: var(--bf-muted);
  font-size: 20px;
  font-weight: 480;
  letter-spacing: 0;
  line-height: 1.68;
}

.bf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 38px;
}

.bf-button {
  display: inline-flex;
  min-height: 56px;
  align-items: center;
  justify-content: center;
  gap: 14px;
  border: 1px solid var(--bf-blue);
  border-radius: 12px;
  padding: 0 24px;
  font-size: 16px;
  font-weight: 760;
  letter-spacing: 0;
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease, transform 160ms ease,
    box-shadow 160ms ease;
}

.bf-button svg,
.bf-text-link svg {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.9;
}

.bf-button-primary {
  background: var(--bf-blue);
  color: var(--bf-white);
  box-shadow: 0 14px 28px rgba(21, 94, 239, 0.18);
}

.bf-button-primary:hover {
  transform: translateY(-3px);
  background: var(--bf-blue-dark);
  box-shadow: 0 18px 34px rgba(21, 94, 239, 0.24);
}

.bf-button-secondary {
  background: var(--bf-white);
  color: var(--bf-blue);
}

.bf-button-secondary:hover {
  transform: translateY(-3px);
  background: var(--bf-blue-soft);
}

.bf-release-line {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 30px 0 0;
  color: var(--bf-muted);
  font-size: 14px;
  font-weight: 610;
}

.bf-release-line span {
  width: 10px;
  height: 10px;
  flex: 0 0 auto;
  border: 3px solid rgba(22, 167, 101, 0.18);
  border-radius: 50%;
  background: var(--bf-green);
  box-sizing: content-box;
}

.bf-hero-media {
  position: relative;
  z-index: 2;
  min-height: 650px;
}

.bf-phone {
  position: absolute;
  overflow: hidden;
  margin: 0;
  border: 8px solid #111722;
  border-radius: 44px;
  background: #f7f9fc;
  box-shadow: var(--bf-shadow);
}

.bf-phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-phone-primary {
  top: 8px;
  left: 2%;
  z-index: 2;
  width: min(52%, 320px);
  aspect-ratio: 1206 / 2436;
  transform: rotate(-1.2deg);
}

.bf-phone-secondary {
  top: 80px;
  right: 0;
  z-index: 1;
  width: min(45%, 285px);
  aspect-ratio: 1206 / 2436;
  transform: rotate(1.1deg);
}

.bf-scroll-cue {
  position: absolute;
  bottom: 24px;
  left: 50%;
  z-index: 4;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transform: translateX(-50%);
  color: var(--bf-muted);
  font-size: 12px;
  font-weight: 670;
}

.bf-scroll-cue svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: var(--bf-blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.bf-section-heading {
  max-width: 790px;
}

.bf-section-heading h2,
.bf-index-intro h2,
.bf-plus-intro h2,
.bf-launch h2 {
  margin: 0;
  color: var(--bf-ink);
  font-size: 60px;
  font-weight: 830;
  letter-spacing: 0;
  line-height: 1.08;
}

.bf-section-heading > p,
.bf-index-intro > p,
.bf-plus-intro > p,
.bf-launch-copy > p {
  max-width: 690px;
  margin: 28px 0 0;
  color: var(--bf-muted);
  font-size: 19px;
  letter-spacing: 0;
  line-height: 1.7;
}

.bf-story {
  overflow: hidden;
  border-top: 1px solid var(--bf-line);
}

.bf-story-layout {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  gap: clamp(42px, 6vw, 96px);
  margin-top: 80px;
}

.bf-story-tabs {
  display: grid;
  align-content: start;
  gap: 0;
}

.bf-story-tabs button {
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr;
  min-height: 116px;
  align-items: center;
  gap: 16px;
  border: 0;
  border-left: 1px solid var(--bf-line);
  background: transparent;
  padding: 0 12px 0 20px;
  color: var(--bf-muted);
  text-align: left;
  cursor: pointer;
  font-size: 17px;
  font-weight: 720;
}

.bf-story-tabs button span {
  display: inline-grid;
  width: 46px;
  height: 46px;
  place-items: center;
  border: 1px solid var(--bf-line);
  border-radius: 12px;
  background: var(--bf-white);
  color: var(--bf-ink);
  font-size: 15px;
  transition: border-color 160ms ease, background 160ms ease, color 160ms ease;
}

.bf-story-tabs button::before {
  position: absolute;
  top: 0;
  bottom: 0;
  left: -1px;
  width: 2px;
  transform: scaleY(0);
  background: var(--bf-blue);
  content: "";
  transition: transform 220ms ease;
}

.bf-story-tabs button[aria-selected="true"] {
  color: var(--bf-blue);
}

.bf-story-tabs button[aria-selected="true"]::before {
  transform: scaleY(1);
}

.bf-story-tabs button[aria-selected="true"] span {
  border-color: var(--bf-blue);
  background: var(--bf-blue);
  color: var(--bf-white);
}

.bf-story-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(290px, 390px);
  min-height: 650px;
  align-items: center;
  gap: clamp(36px, 6vw, 90px);
  animation: bf-panel-in 340ms ease both;
}

.bf-story-copy {
  max-width: 600px;
}

.bf-number {
  display: block;
  margin-bottom: 28px;
  color: var(--bf-blue);
  font-size: 15px;
  font-weight: 820;
  letter-spacing: 0.08em;
}

.bf-story-copy h3 {
  margin: 0;
  font-size: 42px;
  font-weight: 810;
  letter-spacing: 0;
  line-height: 1.18;
}

.bf-story-copy > p {
  margin: 24px 0 0;
  color: var(--bf-muted);
  font-size: 18px;
  line-height: 1.72;
}

.bf-story-copy ul,
.bf-plus-panel ul {
  display: grid;
  gap: 0;
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
}

.bf-story-copy li,
.bf-plus-panel li {
  position: relative;
  border-top: 1px solid var(--bf-line);
  padding: 15px 0 15px 28px;
  color: #2b3a52;
  font-size: 15px;
  font-weight: 630;
}

.bf-story-copy li::before,
.bf-plus-panel li::before {
  position: absolute;
  top: 22px;
  left: 4px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--bf-blue);
  content: "";
}

.bf-story-phone {
  position: relative;
  width: min(100%, 348px);
  aspect-ratio: 1206 / 2436;
  justify-self: center;
  overflow: hidden;
  margin: 0;
  border: 7px solid #111722;
  border-radius: 42px;
  background: var(--bf-blue-softer);
  box-shadow: var(--bf-shadow);
}

.bf-story-phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-story-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  margin-top: 50px;
}

.bf-story-progress {
  width: min(500px, 50%);
  height: 3px;
  overflow: hidden;
  border-radius: 999px;
  background: #e6ecf5;
}

.bf-story-progress span {
  display: block;
  width: 33.333%;
  height: 100%;
  border-radius: inherit;
  background: rgba(21, 94, 239, 0.24);
  transition: transform 260ms ease;
}

/* 자동 전환 잔여 시간 — JS가 scaleX를 0에서 1로 채운다 */
.bf-story-progress i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--bf-blue);
  transform: scaleX(1);
  transform-origin: left center;
}

/* 자동 전환 정지 버튼 — 스크립트가 있을 때만 의미가 있다 */
.bf-story-toggle {
  display: none;
}

.bf-js .bf-story-toggle {
  display: inline-grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid var(--bf-line);
  border-radius: 50%;
  background: var(--bf-white);
  color: var(--bf-muted);
  cursor: pointer;
  transition: border-color 160ms ease, color 160ms ease;
}

.bf-js .bf-story-toggle:hover {
  border-color: var(--bf-blue);
  color: var(--bf-blue);
}

.bf-story-toggle svg {
  fill: currentColor;
}

.bf-story-toggle .bf-icon-play,
.bf-story-toggle.is-paused .bf-icon-pause {
  display: none;
}

.bf-story-toggle.is-paused .bf-icon-play {
  display: block;
}

/* ── 스토리 캐러셀 ── 스크립트가 켜질 때만 가로 트랙으로 바꾼다.
   패널은 no-JS 대비 hidden 상태로 시작하고, JS가 이를 걷어낸 뒤 inert로 대체한다. */
.bf-js .bf-story-panels {
  /* 폰 프레임 그림자(0 30px 80px)가 잘리지 않도록 세로 여유를 둔다.
     margin과 padding이 상쇄돼 그리드 행 높이는 그대로다. */
  margin-block: -40px;
  padding-block: 40px;
  overflow: hidden;
  touch-action: pan-y;
}

.bf-js .bf-story-track {
  display: flex;
  align-items: stretch;
  cursor: grab;
  transition: transform 560ms cubic-bezier(0.22, 1, 0.36, 1);
  will-change: transform;
}

.bf-js .bf-story-track > .bf-story-panel {
  flex: 0 0 100%;
  min-width: 0;
  opacity: 0.4;
  transition: opacity 420ms ease;
}

.bf-js .bf-story-track > .bf-story-panel.is-active {
  opacity: 1;
}

.bf-js .bf-story-track.is-dragging {
  cursor: grabbing;
  transition: none;
  user-select: none;
}

.bf-feature-index {
  border-top: 1px solid var(--bf-line);
  background: var(--bf-white);
}

.bf-index-intro {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: 80px;
}

.bf-index-intro > p {
  margin: 0 0 6px;
}

.bf-feature-rows {
  margin: 90px 0 0;
  padding: 0;
  border-bottom: 1px solid var(--bf-line);
  list-style: none;
}

.bf-feature-rows li {
  display: grid;
  grid-template-columns: 86px minmax(0, 1fr);
  gap: 34px;
  border-top: 1px solid var(--bf-line);
  padding: 42px 0 44px;
  transition: padding 180ms ease, background 180ms ease;
}

.bf-feature-rows li:hover {
  padding-right: 24px;
  padding-left: 24px;
  background: var(--bf-blue-softer);
}

.bf-feature-rows > li > span {
  padding-top: 5px;
  color: var(--bf-blue);
  font-size: 14px;
  font-weight: 820;
  letter-spacing: 0.08em;
}

.bf-feature-rows h3 {
  margin: 0;
  font-size: 32px;
  font-weight: 790;
  letter-spacing: 0;
}

.bf-feature-rows p {
  max-width: 940px;
  margin: 14px 0 0;
  color: var(--bf-muted);
  font-size: 17px;
  line-height: 1.76;
}

.bf-web-paths {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 70px;
  margin-top: 92px;
  border-radius: 24px;
  background: var(--bf-blue-soft);
  padding: 52px;
}

.bf-web-paths h3 {
  margin: 0;
  font-size: 30px;
  font-weight: 800;
  letter-spacing: 0;
  line-height: 1.2;
}

.bf-web-paths > div > p {
  margin: 18px 0 0;
  color: var(--bf-muted);
  font-size: 16px;
  line-height: 1.7;
}

.bf-web-paths nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid #cbd9ee;
}

.bf-web-paths nav a {
  display: grid;
  gap: 6px;
  border-bottom: 1px solid #cbd9ee;
  padding: 20px 16px;
  transition: background 160ms ease, padding 160ms ease;
}

.bf-web-paths nav a:nth-child(odd) {
  border-right: 1px solid #cbd9ee;
}

.bf-web-paths nav a:hover {
  background: rgba(255, 255, 255, 0.6);
  padding-left: 22px;
}

.bf-web-paths nav span {
  color: var(--bf-blue);
  font-size: 17px;
  font-weight: 760;
}

.bf-web-paths nav small {
  color: var(--bf-muted);
  font-size: 13px;
}

.bf-curve {
  overflow: hidden;
  background: var(--bf-blue-soft);
}

.bf-curve-grid {
  display: grid;
  grid-template-columns: minmax(310px, 0.58fr) minmax(600px, 1.42fr);
  align-items: start;
  gap: clamp(60px, 8vw, 130px);
}

.bf-curve-phone {
  position: relative;
  align-self: center;
  width: min(100%, 370px);
  aspect-ratio: 1206 / 2436;
  overflow: hidden;
  margin: 0 auto;
  border: 8px solid #111722;
  border-radius: 46px;
  background: var(--bf-white);
  box-shadow: var(--bf-shadow);
}

.bf-curve-phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-chart-card {
  margin-top: 52px;
  border: 1px solid var(--bf-line);
  border-radius: 22px;
  background: var(--bf-white);
  padding: clamp(24px, 3vw, 36px);
  box-shadow: 0 20px 50px rgba(21, 94, 239, 0.06);
}

.bf-chart-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.bf-segmented {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 8px;
}

.bf-segmented button {
  min-height: 42px;
  border: 1px solid var(--bf-line);
  border-radius: 999px;
  background: var(--bf-white);
  padding: 0 16px;
  color: var(--bf-muted);
  cursor: pointer;
  font-size: 13px;
  font-weight: 720;
  transition: border-color 150ms ease, background 150ms ease, color 150ms ease;
}

.bf-segmented-view button {
  border-radius: 9px;
}

.bf-segmented button:hover,
.bf-segmented button.is-active {
  border-color: var(--bf-blue);
  background: var(--bf-blue-soft);
  color: var(--bf-blue);
}

.bf-chart-example {
  margin: 22px 0 0;
  color: var(--bf-muted);
  font-size: 12px;
  text-align: right;
}

.bf-chart-stats {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 22px 0 0;
  border: 1px solid var(--bf-line);
  border-radius: 14px;
  background: var(--bf-blue-softer);
}

.bf-chart-stats div {
  padding: 16px 18px;
}

.bf-chart-stats div + div {
  border-left: 1px solid var(--bf-line);
}

.bf-chart-stats dt {
  color: var(--bf-muted);
  font-size: 11px;
  font-weight: 690;
}

.bf-chart-stats dd {
  margin: 4px 0 0;
  color: var(--bf-ink);
  font-size: 24px;
  font-weight: 820;
}

.bf-chart-stats div:first-child dd {
  color: var(--bf-green);
}

.bf-chart-wrap {
  position: relative;
  margin-top: 20px;
}

.bf-chart-wrap svg {
  width: 100%;
  height: auto;
  overflow: visible;
}

.bf-chart-grid path {
  fill: none;
  stroke: #dbe4f0;
  stroke-width: 1;
}

.bf-chart-area {
  fill: rgba(21, 94, 239, 0.11);
  stroke: none;
}

.bf-chart-line {
  fill: none;
  stroke: var(--bf-blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 4;
}

.bf-chart-point {
  fill: var(--bf-white);
  stroke: var(--bf-blue);
  stroke-width: 3;
  cursor: pointer;
  transition: r 140ms ease, fill 140ms ease;
}

.bf-chart-point:hover,
.bf-chart-point:focus {
  r: 8px;
  fill: var(--bf-blue);
  outline: none;
}

.bf-chart-axis-line {
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 2.4;
}

.bf-chart-tooltip {
  position: absolute;
  z-index: 4;
  transform: translate(-50%, calc(-100% - 14px));
  border: 1px solid var(--bf-line);
  border-radius: 9px;
  background: var(--bf-white);
  box-shadow: 0 12px 28px rgba(9, 21, 46, 0.15);
  padding: 8px 11px;
  color: var(--bf-ink);
  font-size: 12px;
  font-weight: 750;
  white-space: nowrap;
}

.bf-chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin-top: 14px;
  color: var(--bf-muted);
  font-size: 12px;
  font-weight: 650;
}

.bf-chart-legend span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.bf-chart-legend i {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--axis-color, var(--bf-blue));
}

.bf-chart-legend i[data-color="mood"] { --axis-color: #155eef; }
.bf-chart-legend i[data-color="energy"] { --axis-color: #13b8a6; }
.bf-chart-legend i[data-color="sleep"] { --axis-color: #7c5cff; }
.bf-chart-legend i[data-color="stress"] { --axis-color: #ef7d35; }
.bf-chart-legend i[data-color="adaptation"] { --axis-color: #d94c8a; }

.bf-curve-how {
  margin-top: 48px;
}

.bf-curve-how h3 {
  margin: 0;
  font-size: 24px;
  font-weight: 800;
  letter-spacing: 0;
}

.bf-curve-how ol {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 26px 0 0;
  padding: 0;
  border-top: 1px solid #cbd9ee;
  list-style: none;
}

.bf-curve-how li {
  display: flex;
  gap: 14px;
  padding: 24px 20px 24px 0;
}

.bf-curve-how li + li {
  border-left: 1px solid #cbd9ee;
  padding-left: 20px;
}

.bf-curve-how li > span {
  display: grid;
  width: 30px;
  height: 30px;
  flex: 0 0 auto;
  place-items: center;
  border-radius: 50%;
  background: var(--bf-blue);
  color: var(--bf-white);
  font-size: 12px;
  font-weight: 800;
}

.bf-curve-how strong {
  font-size: 14px;
}

.bf-curve-how li p {
  margin: 7px 0 0;
  color: var(--bf-muted);
  font-size: 13px;
  line-height: 1.55;
}

.bf-caution {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 24px 0 0;
  border: 1px solid #c8d8ef;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.58);
  padding: 14px 16px;
  color: var(--bf-muted);
  font-size: 13px;
  line-height: 1.6;
}

.bf-caution svg {
  width: 19px;
  height: 19px;
  flex: 0 0 auto;
  margin-top: 1px;
  fill: none;
  stroke: var(--bf-blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
}

.bf-plus {
  isolation: isolate;
  overflow: hidden;
  background:
    radial-gradient(circle at 77% 15%, rgba(21, 94, 239, 0.27), transparent 27%),
    radial-gradient(circle at 20% 52%, rgba(19, 184, 166, 0.09), transparent 24%),
    linear-gradient(145deg, #06142f 0%, #071a3d 48%, #061631 100%);
  color: var(--bf-white);
}

.bf-plus::before {
  position: absolute;
  inset: 0;
  z-index: -1;
  opacity: 0.32;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.035) 1px, transparent 1px);
  background-size: 72px 72px;
  content: "";
  mask-image: linear-gradient(to bottom, #000, transparent 74%);
}

.bf-plus-hero {
  display: grid;
  grid-template-columns: minmax(460px, 0.9fr) minmax(570px, 1.1fr);
  min-height: 720px;
  align-items: center;
  gap: clamp(56px, 7vw, 110px);
}

.bf-plus-intro {
  position: relative;
  z-index: 3;
}

.bf-plus-intro h2 {
  max-width: 720px;
  margin: 24px 0 0;
  color: var(--bf-white);
  font-size: clamp(58px, 5.1vw, 78px);
  line-height: 1.03;
}

.bf-plus-intro h2 em {
  display: inline-block;
  color: #6fa2ff;
  font-style: normal;
}

.bf-plus-intro > p {
  max-width: 670px;
  margin: 30px 0 0;
  color: #c8d4e7;
  font-size: 18px;
  line-height: 1.72;
}

.bf-plus-intro > .bf-plus-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0;
  color: #b8c8df;
  font-size: 12px;
  font-weight: 780;
  letter-spacing: 0.13em;
}

.bf-plus-kicker span {
  display: inline-grid;
  min-height: 28px;
  place-items: center;
  border: 1px solid rgba(111, 162, 255, 0.68);
  border-radius: 999px;
  background: rgba(21, 94, 239, 0.18);
  padding: 0 10px;
  color: #9fc0ff;
  letter-spacing: 0.08em;
}

.bf-plus-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.bf-plus-proof span {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  border: 1px solid rgba(216, 226, 240, 0.22);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.055);
  padding: 0 12px;
  color: #e6eef9;
  font-size: 12px;
  font-weight: 680;
}

.bf-plus-actions {
  margin-top: 34px;
}

.bf-button-dark {
  border-color: rgba(216, 226, 240, 0.32);
  background: rgba(255, 255, 255, 0.055);
  color: var(--bf-white);
}

.bf-button-dark:hover {
  transform: translateY(-3px);
  border-color: rgba(216, 226, 240, 0.58);
  background: rgba(255, 255, 255, 0.11);
}

.bf-plus-intro > .bf-plus-micro {
  margin-top: 18px;
  color: #91a4c1;
  font-size: 12px;
  line-height: 1.55;
}

.bf-plus-showcase {
  position: relative;
  min-height: 680px;
}

.bf-plus-orbit {
  position: absolute;
  top: 42px;
  right: 1%;
  width: 86%;
  aspect-ratio: 1;
  border: 1px solid rgba(111, 162, 255, 0.25);
  border-radius: 50%;
  box-shadow: 0 0 120px rgba(21, 94, 239, 0.25) inset;
}

.bf-plus-orbit::before,
.bf-plus-orbit::after {
  position: absolute;
  border: 1px solid rgba(255, 255, 255, 0.09);
  border-radius: 50%;
  content: "";
}

.bf-plus-orbit::before {
  inset: 12%;
}

.bf-plus-orbit::after {
  inset: 28%;
}

.bf-plus-showcase figure {
  position: absolute;
  z-index: 2;
  aspect-ratio: 1206 / 2436;
  overflow: hidden;
  margin: 0;
  border: 7px solid rgba(255, 255, 255, 0.94);
  border-radius: 42px;
  background: var(--bf-white);
  box-shadow: 0 42px 100px rgba(0, 0, 0, 0.4);
}

.bf-plus-showcase figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-plus-phone-main {
  top: 6px;
  left: 8%;
  width: min(48%, 330px);
  transform: rotate(-3deg);
}

.bf-plus-phone-side {
  top: 112px;
  right: 2%;
  width: min(43%, 295px);
  transform: rotate(4deg);
}

.bf-plus-float-card {
  position: absolute;
  bottom: 30px;
  left: 0;
  z-index: 4;
  display: grid;
  min-width: min(330px, 72%);
  gap: 4px;
  border: 1px solid rgba(216, 226, 240, 0.24);
  border-radius: 18px;
  background: rgba(7, 26, 61, 0.82);
  box-shadow: 0 28px 70px rgba(0, 0, 0, 0.34);
  padding: 18px 20px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.bf-plus-float-card span {
  color: var(--bf-teal);
  font-size: 11px;
  font-weight: 790;
}

.bf-plus-float-card strong {
  color: var(--bf-white);
  font-size: 17px;
}

.bf-plus-float-card small {
  color: #9fb0c9;
  font-size: 12px;
}

.bf-plus-journey {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 48px 0 0;
  border: 1px solid rgba(216, 226, 240, 0.18);
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.045);
  padding: 0;
  list-style: none;
}

.bf-plus-journey li {
  position: relative;
  display: grid;
  grid-template-columns: 42px 1fr;
  align-items: center;
  gap: 14px;
  min-height: 118px;
  padding: 22px 24px;
}

.bf-plus-journey li + li {
  border-left: 1px solid rgba(216, 226, 240, 0.16);
}

.bf-plus-journey li + li::before {
  display: none;
}

.bf-plus-journey li > span {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 50%;
  background: rgba(21, 94, 239, 0.22);
  color: #87b0ff;
  font-size: 11px;
  font-weight: 820;
}

.bf-plus-journey div {
  display: grid;
  gap: 6px;
}

.bf-plus-journey strong {
  color: var(--bf-white);
  font-size: 15px;
}

.bf-plus-journey small {
  color: #94a7c3;
  font-size: 12px;
}

.bf-plus-outcomes {
  margin-top: 150px;
}

.bf-plus-outcomes-head {
  display: grid;
  grid-template-columns: 0.55fr 1.45fr;
  align-items: end;
  gap: 50px;
}

.bf-plus-outcomes-head > p,
.bf-plus-compare-head > div > p {
  margin: 0 0 8px;
  color: var(--bf-teal);
  font-size: 12px;
  font-weight: 810;
  letter-spacing: 0.1em;
}

.bf-plus-outcomes-head h3,
.bf-plus-compare-head h3 {
  margin: 0;
  color: var(--bf-white);
  font-size: clamp(38px, 4vw, 56px);
  font-weight: 820;
  line-height: 1.12;
}

.bf-plus-layout {
  display: grid;
  grid-template-columns: minmax(250px, 0.43fr) minmax(650px, 1.57fr);
  gap: clamp(44px, 6vw, 86px);
  margin-top: 70px;
}

.bf-plus-tabs {
  display: grid;
  align-content: start;
  gap: 14px;
}

.bf-plus-tabs button {
  display: grid;
  grid-template-columns: 38px 1fr;
  gap: 2px 14px;
  min-height: 118px;
  border: 1px solid var(--bf-line-dark);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.04);
  padding: 22px;
  color: #dce6f5;
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.bf-plus-tabs button:hover,
.bf-plus-tabs button[aria-selected="true"] {
  transform: translateX(5px);
  border-color: rgba(74, 135, 255, 0.92);
  background: linear-gradient(135deg, #155eef, #0d48ca);
  color: var(--bf-white);
}

.bf-plus-tabs button > span {
  grid-row: span 2;
  padding-top: 2px;
  color: var(--bf-teal);
  font-size: 12px;
  font-weight: 820;
}

.bf-plus-tabs button[aria-selected="true"] > span {
  color: var(--bf-white);
}

.bf-plus-tabs strong {
  font-size: 17px;
  font-weight: 760;
}

.bf-plus-tabs small {
  color: #aebdd2;
  font-size: 12px;
}

.bf-plus-tabs button[aria-selected="true"] small {
  color: rgba(255, 255, 255, 0.78);
}

.bf-plus-panel {
  display: grid;
  grid-template-columns: minmax(280px, 0.72fr) minmax(300px, 1fr);
  min-height: 650px;
  align-items: center;
  gap: clamp(42px, 6vw, 80px);
  animation: bf-panel-in 340ms ease both;
}

.bf-plus-panel figure {
  width: min(100%, 345px);
  aspect-ratio: 1206 / 2436;
  overflow: hidden;
  margin: 0 auto;
  border: 7px solid rgba(255, 255, 255, 0.88);
  border-radius: 42px;
  background: var(--bf-white);
  box-shadow: 0 34px 80px rgba(0, 0, 0, 0.3);
}

.bf-plus-panel figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-plus-panel h3 {
  margin: 0;
  color: var(--bf-white);
  font-size: 42px;
  font-weight: 810;
  letter-spacing: 0;
  line-height: 1.2;
}

.bf-plus-panel > div > p {
  margin: 22px 0 0;
  color: #c3cfe0;
  font-size: 17px;
  line-height: 1.72;
}

.bf-plus-panel > div > .bf-plus-panel-label {
  margin: 0 0 18px;
  color: var(--bf-teal);
  font-size: 11px;
  font-weight: 820;
  letter-spacing: 0.12em;
}

.bf-plus-panel li {
  border-color: var(--bf-line-dark);
  color: #e6edf7;
}

.bf-plus-panel li::before {
  background: var(--bf-teal);
}

.bf-plus-compare {
  margin-top: 150px;
  border: 1px solid rgba(216, 226, 240, 0.25);
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.97);
  box-shadow: 0 42px 110px rgba(0, 0, 0, 0.25);
  padding: clamp(34px, 5vw, 68px);
  color: var(--bf-ink);
  scroll-margin-top: 100px;
}

.bf-plus-compare-head {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: end;
  gap: 70px;
}

.bf-plus-compare-head h3 {
  color: var(--bf-ink);
  font-size: clamp(36px, 3.7vw, 52px);
}

.bf-plus-compare-head > p {
  margin: 0 0 5px;
  color: var(--bf-muted);
  font-size: 16px;
  line-height: 1.72;
}

.bf-plus-table-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-inline: contain;
  margin-top: 48px;
  border: 1px solid var(--bf-line);
  border-radius: 20px;
  scrollbar-width: thin;
}

.bf-plus-table-wrap table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  table-layout: fixed;
}

.bf-plus-table-wrap caption {
  padding: 18px 22px;
  border-bottom: 1px solid var(--bf-line);
  color: var(--bf-muted);
  font-size: 12px;
  text-align: left;
}

.bf-plus-table-wrap th,
.bf-plus-table-wrap td {
  border-bottom: 1px solid var(--bf-line);
  padding: 20px 22px;
  font-size: 14px;
  line-height: 1.55;
  text-align: left;
  vertical-align: middle;
}

.bf-plus-table-wrap thead th {
  background: #f6f8fc;
  color: #36455c;
  font-size: 13px;
  font-weight: 770;
}

.bf-plus-table-wrap thead th:first-child,
.bf-plus-table-wrap tbody th {
  width: 22%;
}

.bf-plus-table-wrap tbody th {
  color: var(--bf-ink);
  font-weight: 750;
}

.bf-plus-table-wrap th + th,
.bf-plus-table-wrap th + td,
.bf-plus-table-wrap td + td {
  border-left: 1px solid var(--bf-line);
}

.bf-plus-table-wrap tr > :last-child {
  background: var(--bf-blue-soft);
  color: #123c94;
}

.bf-plus-table-wrap tbody tr:last-child > * {
  border-bottom: 0;
}

.bf-plus-table-note {
  margin: 18px 0 0;
  color: var(--bf-muted);
  font-size: 12px;
  line-height: 1.65;
}

.bf-plus-fit {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.bf-plus-fit > div {
  display: grid;
  grid-template-columns: 38px 1fr;
  align-items: start;
  gap: 14px;
  min-height: 126px;
  border: 1px solid rgba(216, 226, 240, 0.2);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.045);
  padding: 24px;
}

.bf-plus-fit span {
  display: grid;
  width: 36px;
  height: 36px;
  place-items: center;
  border-radius: 50%;
  background: rgba(19, 184, 166, 0.15);
  color: #62ddce;
  font-size: 11px;
  font-weight: 820;
}

.bf-plus-fit strong {
  color: #eaf1fb;
  font-size: 15px;
  line-height: 1.65;
}

.bf-plus-terms {
  display: grid;
  grid-template-columns: minmax(320px, 0.7fr) minmax(500px, 1.3fr);
  align-items: center;
  gap: 50px;
  margin-top: 70px;
  border-top: 1px solid rgba(216, 226, 240, 0.2);
  border-bottom: 1px solid rgba(216, 226, 240, 0.2);
  padding: 28px 0;
}

.bf-plus-terms > div {
  display: flex;
  align-items: center;
  gap: 16px;
}

.bf-plus-terms span {
  display: inline-flex;
  min-height: 34px;
  flex: 0 0 auto;
  align-items: center;
  border: 1px solid rgba(111, 162, 255, 0.48);
  border-radius: 999px;
  padding: 0 12px;
  color: #9fc0ff;
  font-size: 11px;
  font-weight: 780;
}

.bf-plus-terms strong {
  color: var(--bf-white);
  font-size: 15px;
  line-height: 1.55;
}

.bf-plus-terms > p {
  margin: 0;
  color: #91a4c1;
  font-size: 12px;
  line-height: 1.7;
}

.bf-trust {
  background: var(--bf-white);
}

.bf-trust-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 320px);
  gap: clamp(32px, 6vw, 72px);
  align-items: center;
}
.bf-trust-phone {
  position: relative;
  width: 100%;
  max-width: 300px;
  aspect-ratio: 1206 / 2436;
  justify-self: center;
  overflow: hidden;
  margin: 0;
  border: 7px solid #111722;
  border-radius: 42px;
  background: var(--bf-blue-softer);
  box-shadow: var(--bf-shadow);
}
.bf-trust-phone img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

@media (max-width: 900px) {
  .bf-trust-grid {
    grid-template-columns: minmax(0, 1fr);
  }
  .bf-trust-phone {
    max-width: 260px;
    order: -1;
  }
}

.bf-trust-copy {
  width: min(100%, 900px);
  margin: 0 auto;
}

.bf-trust-rows {
  margin-top: 52px;
  border-bottom: 1px solid var(--bf-line);
}

.bf-trust-rows article {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 24px;
  border-top: 1px solid var(--bf-line);
  padding: 30px 0;
}

.bf-trust-rows article > span {
  padding-top: 2px;
  color: var(--bf-blue);
  font-size: 13px;
  font-weight: 820;
}

.bf-trust-rows h3 {
  margin: 0;
  font-size: 22px;
  font-weight: 790;
  letter-spacing: 0;
}

.bf-trust-rows p {
  margin: 9px 0 0;
  color: var(--bf-muted);
  font-size: 15px;
  line-height: 1.7;
}

.bf-text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 28px;
  color: var(--bf-blue);
  font-size: 15px;
  font-weight: 760;
}

.bf-text-link:hover {
  text-decoration: underline;
  text-underline-offset: 5px;
}

.bf-launch {
  overflow: hidden;
  background: var(--bf-blue-soft);
}

.bf-launch-grid {
  display: grid;
  grid-template-columns: minmax(400px, 1fr) minmax(470px, 1.05fr) minmax(190px, 0.42fr);
  align-items: center;
  gap: 52px;
}

.bf-launch h2 {
  font-size: 56px;
}

.bf-launch-timeline {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.bf-launch-timeline::before {
  position: absolute;
  top: 13px;
  right: 12%;
  left: 12%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  background: var(--bf-blue);
  content: "";
  transition: transform 900ms cubic-bezier(0.22, 1, 0.36, 1);
}

.bf-launch-timeline.is-visible::before {
  transform: scaleX(1);
}

.bf-launch-timeline li {
  position: relative;
  z-index: 2;
  display: grid;
  justify-items: center;
  color: var(--bf-muted);
  text-align: center;
}

.bf-launch-timeline li > span {
  width: 28px;
  height: 28px;
  border: 5px solid var(--bf-blue-soft);
  border-radius: 50%;
  background: var(--bf-blue);
  box-shadow: 0 0 0 2px var(--bf-blue);
}

.bf-launch-timeline li.is-current > span::after {
  position: absolute;
  top: -2px;
  width: 8px;
  height: 8px;
  transform: translateX(12px);
  border-radius: 50%;
  background: var(--bf-green);
  content: "";
}

.bf-launch-timeline strong {
  margin-top: 18px;
  color: var(--bf-ink);
  font-size: 14px;
  font-weight: 780;
}

.bf-launch-timeline small {
  margin-top: 5px;
  font-size: 12px;
  line-height: 1.45;
}

.bf-launch-phone {
  width: min(100%, 215px);
  aspect-ratio: 1206 / 2436;
  overflow: hidden;
  margin: 0;
  border: 6px solid #111722;
  border-radius: 32px;
  background: var(--bf-white);
  box-shadow: 0 28px 55px rgba(9, 21, 46, 0.2);
  transform: rotate(7deg);
}

.bf-launch-phone img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.bf-faq {
  border-top: 1px solid var(--bf-line);
  background: var(--bf-white);
}

.bf-faq-grid {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  align-items: start;
  gap: clamp(70px, 9vw, 150px);
}

.bf-faq-list {
  border-bottom: 1px solid var(--bf-line);
}

.bf-faq-list details {
  border-top: 1px solid var(--bf-line);
}

.bf-faq-list summary {
  display: flex;
  min-height: 90px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  cursor: pointer;
  list-style: none;
  color: var(--bf-ink);
  font-size: 19px;
  font-weight: 750;
  letter-spacing: 0;
}

.bf-faq-list summary::-webkit-details-marker {
  display: none;
}

.bf-faq-list summary svg {
  width: 22px;
  height: 22px;
  flex: 0 0 auto;
  fill: none;
  stroke: var(--bf-blue);
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.8;
  transition: transform 180ms ease;
}

.bf-faq-list details[open] summary svg {
  transform: rotate(180deg);
}

.bf-faq-list details > p {
  max-width: 850px;
  margin: -8px 0 0;
  padding: 0 54px 30px 0;
  color: var(--bf-muted);
  font-size: 16px;
  line-height: 1.75;
}

.bf-footer {
  position: relative;
  overflow: hidden;
  background: var(--bf-ink-2);
  color: var(--bf-white);
  padding: 84px 0 42px;
}

.bf-footer-inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: end;
  gap: 60px;
}

.bf-footer .bf-brand strong {
  color: var(--bf-white);
  font-size: 26px;
}

.bf-footer-brand img {
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.bf-footer-inner > div > p {
  margin: 18px 0 8px;
  color: #d6e0ef;
  font-size: 16px;
}

.bf-footer-inner > div > small,
.bf-copyright {
  color: #8497b5;
  font-size: 12px;
}

.bf-footer nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 14px 28px;
  max-width: 620px;
}

.bf-footer nav a {
  color: #c9d5e7;
  font-size: 13px;
  font-weight: 620;
}

.bf-footer nav a:hover {
  color: var(--bf-white);
  text-decoration: underline;
  text-underline-offset: 5px;
}

.bf-copyright {
  grid-column: 1 / -1;
  border-top: 1px solid var(--bf-line-dark);
  padding-top: 26px;
}

.bf-js .bf-reveal {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1), transform 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

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

@keyframes bf-panel-in {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 1180px) {
  .bf-hero-grid {
    grid-template-columns: minmax(390px, 0.9fr) minmax(480px, 1.1fr);
  }

  .bf-hero-media {
    min-height: 640px;
  }

  .bf-plus-hero {
    grid-template-columns: minmax(410px, 0.82fr) minmax(500px, 1.18fr);
    gap: 34px;
  }

  .bf-plus-layout {
    grid-template-columns: 270px minmax(0, 1fr);
  }

  .bf-launch-grid {
    grid-template-columns: minmax(380px, 0.9fr) minmax(430px, 1.1fr);
  }

  .bf-launch-phone {
    display: none;
  }
}

@media (max-width: 980px) {
  .bf-section {
    padding: 116px 0;
  }

  .bf-desktop-nav {
    gap: 22px;
  }

  .bf-hero {
    min-height: auto;
  }

  .bf-hero-grid {
    grid-template-columns: 1fr;
    gap: 34px;
    padding: 84px 0 110px;
  }

  .bf-hero-copy {
    max-width: 700px;
  }

  .bf-hero-media {
    width: min(100%, 680px);
    min-height: 650px;
    justify-self: center;
  }

  .bf-phone-primary {
    left: 7%;
  }

  .bf-phone-secondary {
    right: 6%;
  }

  .bf-scroll-cue {
    display: none;
  }

  .bf-story-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .bf-story-tabs {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    overflow-x: auto;
    scrollbar-width: none;
  }

  .bf-story-tabs::-webkit-scrollbar {
    display: none;
  }

  .bf-story-tabs button {
    grid-template-columns: 40px 1fr;
    min-height: 68px;
    border-top: 1px solid var(--bf-line);
    border-left: 0;
    padding: 10px 16px;
  }

  .bf-story-tabs button::before {
    inset: -1px 0 auto;
    width: auto;
    height: 2px;
    transform: scaleX(0);
  }

  .bf-story-tabs button[aria-selected="true"]::before {
    transform: scaleX(1);
  }

  .bf-story-tabs button span {
    width: 38px;
    height: 38px;
  }

  .bf-index-intro {
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .bf-index-intro > p {
    margin: 0;
  }

  .bf-web-paths {
    grid-template-columns: 1fr;
    gap: 34px;
  }

  .bf-curve-grid {
    grid-template-columns: 280px minmax(0, 1fr);
    gap: 50px;
  }

  .bf-curve-phone {
    top: 110px;
  }

  .bf-curve-how ol {
    grid-template-columns: 1fr;
  }

  .bf-curve-how li + li {
    border-top: 1px solid #cbd9ee;
    border-left: 0;
    padding-left: 0;
  }

  .bf-plus-hero {
    grid-template-columns: 1fr;
    gap: 56px;
  }

  .bf-plus-intro {
    max-width: 760px;
  }

  .bf-plus-showcase {
    width: min(100%, 690px);
    min-height: 680px;
    justify-self: center;
  }

  .bf-plus-journey {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bf-plus-journey li:nth-child(odd) {
    border-left: 0;
  }

  .bf-plus-journey li:nth-child(n + 3) {
    border-top: 1px solid rgba(216, 226, 240, 0.16);
  }

  .bf-plus-journey li:nth-child(3)::before {
    display: none;
  }

  .bf-plus-outcomes-head,
  .bf-plus-compare-head {
    grid-template-columns: 1fr;
    gap: 26px;
  }

  .bf-plus-layout {
    grid-template-columns: 1fr;
  }

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

  .bf-plus-tabs button {
    grid-template-columns: 1fr;
    align-content: start;
  }

  .bf-plus-tabs button > span {
    grid-row: auto;
  }

  .bf-plus-tabs button:hover,
  .bf-plus-tabs button[aria-selected="true"] {
    transform: translateY(-4px);
  }

  .bf-plus-terms {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .bf-launch-grid {
    grid-template-columns: 1fr;
  }

  .bf-launch-timeline {
    margin-top: 32px;
  }
}

@media (max-width: 820px) {
  .bf-shell,
  .bf-header-inner {
    width: min(100% - 40px, 720px);
  }

  .bf-header-inner {
    grid-template-columns: 1fr auto;
    min-height: 70px;
  }

  .bf-brand img {
    width: 38px;
    height: 38px;
    border-radius: 9px;
  }

  .bf-brand strong {
    font-size: 22px;
  }

  .bf-desktop-nav,
  .bf-header-cta {
    display: none;
  }

  .bf-menu-button {
    display: inline-flex;
    min-height: 44px;
    align-items: center;
    gap: 8px;
    border: 1px solid var(--bf-line);
    border-radius: 11px;
    background: var(--bf-white);
    padding: 0 12px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 730;
  }

  .bf-menu-button svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-width: 1.7;
  }

  .bf-mobile-menu {
    position: absolute;
    top: 62px;
    right: 0;
    left: 0;
    z-index: 112;
    display: grid;
    border: 1px solid var(--bf-line);
    border-radius: 18px;
    background: var(--bf-white);
    box-shadow: 0 24px 70px rgba(9, 21, 46, 0.18);
    padding: 10px;
  }

  .bf-mobile-menu a {
    display: grid;
    gap: 4px;
    border-radius: 11px;
    padding: 14px 16px;
  }

  .bf-mobile-menu a:hover {
    background: var(--bf-blue-soft);
  }

  .bf-mobile-menu strong {
    font-size: 15px;
  }

  .bf-mobile-menu small {
    color: var(--bf-muted);
    font-size: 12px;
  }

  .bf-menu-overlay {
    position: fixed;
    inset: 70px 0 0;
    z-index: 99;
    display: block;
    border: 0;
    background: rgba(9, 21, 46, 0.24);
  }

  .bf-section-heading h2,
  .bf-index-intro h2,
  .bf-plus-intro h2,
  .bf-launch h2 {
    font-size: 48px;
  }

  .bf-story-panel {
    grid-template-columns: minmax(0, 1fr) 300px;
    gap: 44px;
  }

  .bf-curve-grid {
    grid-template-columns: 1fr;
  }

  .bf-curve-phone {
    position: relative;
    top: auto;
    width: min(68vw, 320px);
    margin-bottom: 34px;
  }

  .bf-faq-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .bf-footer-inner {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .bf-footer nav {
    justify-content: flex-start;
  }
}

@media (max-width: 640px) {
  .bf-section {
    padding: 92px 0;
  }

  .bf-hero-grid {
    padding: 72px 0 88px;
  }

  .bf-hero h1 {
    font-size: 58px;
  }

  .bf-hero-copy > p:not(.bf-release-line) {
    margin-top: 28px;
    font-size: 17px;
  }

  .bf-actions {
    display: grid;
    margin-top: 30px;
  }

  .bf-button {
    width: 100%;
  }

  .bf-release-line {
    align-items: flex-start;
    font-size: 13px;
    line-height: 1.5;
  }

  .bf-desktop-only {
    display: none;
  }

  .bf-hero-media {
    min-height: 560px;
  }

  .bf-phone {
    border-width: 6px;
    border-radius: 34px;
  }

  .bf-phone-primary {
    top: 6px;
    left: 2%;
    width: 59%;
  }

  .bf-phone-secondary {
    top: 92px;
    right: 1%;
    width: 51%;
  }

  .bf-section-heading > p,
  .bf-index-intro > p,
  .bf-plus-intro > p,
  .bf-launch-copy > p {
    margin-top: 20px;
    font-size: 17px;
  }

  .bf-story-layout {
    margin-top: 48px;
  }

  .bf-story-tabs {
    grid-template-columns: repeat(3, minmax(132px, 1fr));
    margin-right: -20px;
    padding-right: 20px;
  }

  .bf-story-tabs button {
    min-width: 132px;
  }

  .bf-story-panel {
    grid-template-columns: 1fr;
    gap: 40px;
    min-height: auto;
  }

  .bf-story-copy h3 {
    font-size: 34px;
  }

  .bf-story-phone {
    width: min(80vw, 320px);
  }

  .bf-story-progress {
    width: 70%;
  }

  .bf-feature-rows {
    margin-top: 54px;
  }

  .bf-feature-rows li {
    grid-template-columns: 44px 1fr;
    gap: 10px;
    padding: 30px 0 32px;
  }

  .bf-feature-rows li:hover {
    padding-right: 0;
    padding-left: 0;
    background: transparent;
  }

  .bf-feature-rows h3 {
    font-size: 25px;
  }

  .bf-feature-rows p {
    font-size: 15px;
  }

  .bf-web-paths {
    margin-top: 60px;
    border-radius: 18px;
    padding: 28px 22px;
  }

  .bf-web-paths nav {
    grid-template-columns: 1fr;
  }

  .bf-web-paths nav a:nth-child(odd) {
    border-right: 0;
  }

  .bf-chart-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .bf-segmented {
    width: 100%;
  }

  .bf-segmented button {
    flex: 1 1 auto;
  }

  .bf-chart-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .bf-chart-stats div:nth-child(3) {
    border-left: 0;
  }

  .bf-chart-stats div:nth-child(n + 3) {
    border-top: 1px solid var(--bf-line);
  }

  .bf-chart-wrap {
    margin-right: -10px;
    margin-left: -10px;
  }

  .bf-plus-layout {
    margin-top: 44px;
  }

  .bf-plus-tabs {
    grid-template-columns: repeat(3, minmax(158px, 1fr));
    overflow-x: auto;
    margin-right: -20px;
    padding: 4px 20px 12px 0;
    scroll-padding-inline: 20px;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
  }

  .bf-plus-tabs::-webkit-scrollbar {
    display: none;
  }

  .bf-plus-tabs button {
    min-height: 96px;
    scroll-snap-align: start;
  }

  .bf-plus-panel {
    grid-template-columns: 1fr;
    gap: 42px;
    min-height: auto;
  }

  .bf-plus-panel figure {
    width: min(78vw, 310px);
  }

  .bf-plus-panel h3 {
    font-size: 32px;
  }

  .bf-plus {
    padding-top: 102px;
    padding-bottom: 102px;
  }

  .bf-plus-hero {
    min-height: auto;
    gap: 48px;
  }

  .bf-plus-intro h2 {
    margin-top: 18px;
    font-size: 45px;
  }

  .bf-plus-intro > p {
    font-size: 16px;
  }

  .bf-plus-intro > .bf-plus-kicker {
    margin: 0;
    font-size: 10px;
  }

  .bf-plus-proof {
    margin-top: 24px;
  }

  .bf-plus-proof span {
    min-height: 32px;
    font-size: 11px;
  }

  .bf-plus-showcase {
    min-height: 520px;
  }

  .bf-plus-phone-main {
    left: 4%;
    width: min(51%, 245px);
  }

  .bf-plus-phone-side {
    top: 82px;
    right: 2%;
    width: min(45%, 215px);
  }

  .bf-plus-showcase figure {
    border-width: 5px;
    border-radius: 32px;
  }

  .bf-plus-float-card {
    bottom: 0;
    min-width: min(290px, 82%);
    padding: 15px 17px;
  }

  .bf-plus-journey {
    grid-template-columns: 1fr;
    margin-top: 42px;
  }

  .bf-plus-journey li {
    min-height: 92px;
    padding: 17px 20px;
  }

  .bf-plus-journey li + li,
  .bf-plus-journey li:nth-child(n + 3) {
    border-top: 1px solid rgba(216, 226, 240, 0.16);
    border-left: 0;
  }

  .bf-plus-journey li + li::before {
    top: -8px;
    left: 33px;
    transform: rotate(135deg);
  }

  .bf-plus-journey li:nth-child(3)::before {
    display: block;
  }

  .bf-plus-outcomes,
  .bf-plus-compare {
    margin-top: 98px;
  }

  .bf-plus-outcomes-head {
    gap: 14px;
  }

  .bf-plus-outcomes-head h3 {
    font-size: 34px;
  }

  .bf-plus-panel > div > p {
    font-size: 15px;
  }

  .bf-plus-compare {
    border-radius: 22px;
    padding: 28px 18px;
  }

  .bf-plus-compare-head {
    gap: 18px;
  }

  .bf-plus-compare-head h3 {
    font-size: 32px;
  }

  .bf-plus-compare-head > p {
    font-size: 14px;
  }

  .bf-plus-table-wrap {
    margin-top: 30px;
    border-radius: 14px;
  }

  .bf-plus-table-wrap table {
    min-width: 560px;
  }

  .bf-plus-table-wrap caption {
    padding: 14px 12px;
    font-size: 11px;
  }

  .bf-plus-table-wrap th,
  .bf-plus-table-wrap td {
    padding: 14px 9px;
    font-size: 12px;
    word-break: keep-all;
  }

  .bf-plus-table-wrap thead th {
    font-size: 11px;
  }

  .bf-plus-table-wrap thead th:first-child,
  .bf-plus-table-wrap tbody th {
    width: 24%;
  }

  .bf-plus-fit {
    grid-template-columns: 1fr;
  }

  .bf-plus-fit > div {
    min-height: auto;
  }

  .bf-plus-terms {
    margin-top: 52px;
  }

  .bf-plus-terms > div {
    align-items: flex-start;
  }

  .bf-trust-rows article {
    grid-template-columns: 38px 1fr;
    gap: 12px;
  }

  .bf-launch-timeline {
    grid-template-columns: 1fr;
    gap: 0;
    padding-left: 10px;
  }

  .bf-launch-timeline::before {
    top: 13px;
    bottom: 13px;
    left: 23px;
    width: 2px;
    height: auto;
    transform: scaleY(0);
    transform-origin: top;
  }

  .bf-launch-timeline.is-visible::before {
    transform: scaleY(1);
  }

  .bf-launch-timeline li {
    grid-template-columns: 28px 1fr;
    justify-items: start;
    gap: 0 18px;
    padding-bottom: 30px;
    text-align: left;
  }

  .bf-launch-timeline li > span {
    grid-row: span 2;
  }

  .bf-launch-timeline strong {
    margin-top: 0;
  }

  .bf-faq-list summary {
    min-height: 82px;
    font-size: 17px;
  }

  .bf-faq-list details > p {
    padding-right: 0;
    font-size: 15px;
  }

  .bf-faq {
    padding-bottom: 28px;
  }

  .bf-footer {
    padding: 48px 0 32px;
  }

  .bf-footer-inner {
    gap: 30px;
  }

  .bf-footer nav {
    gap: 12px 22px;
  }

  .bf-footer nav a {
    font-size: 14px;
    line-height: 1.5;
  }

  .bf-copyright {
    padding-top: 22px;
  }
}

@media (max-width: 430px) {
  .bf-shell,
  .bf-header-inner {
    width: calc(100% - 40px);
  }

  .bf-header-inner {
    gap: 12px;
  }

  .bf-hero-media {
    min-height: 500px;
  }

  .bf-phone-primary {
    width: 61%;
  }

  .bf-phone-secondary {
    top: 78px;
    width: 52%;
  }

  .bf-section-heading h2,
  .bf-index-intro h2,
  .bf-plus-intro h2,
  .bf-launch h2 {
    font-size: 38px;
  }

}

/* Small-screen landing polish: keep product content ahead of decorative media. */
@media (max-width: 820px) {
  .bf-curve-grid {
    display: block;
  }

  .bf-curve-phone {
    display: none;
  }

  .bf-curve-content {
    width: min(100%, 680px);
    margin: 0 auto;
  }

  .bf-chart-card {
    margin-top: 34px;
    border-radius: 20px;
    padding: 22px;
  }

  .bf-chart-toolbar {
    gap: 12px;
  }

  .bf-chart-toolbar .bf-segmented {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .bf-chart-toolbar .bf-segmented-view {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .bf-chart-toolbar .bf-segmented button {
    min-width: 0;
    padding-right: 12px;
    padding-left: 12px;
  }

  .bf-chart-example,
  .bf-chart-stats,
  .bf-chart-wrap {
    margin-top: 16px;
  }

  .bf-curve-how {
    margin-top: 38px;
  }

  .bf-plus {
    padding-top: 88px;
    padding-bottom: 88px;
  }

  .bf-plus-hero {
    gap: 42px;
  }

  .bf-plus-intro h2 {
    font-size: clamp(38px, 8.2vw, 48px);
    line-height: 1.08;
  }

  .bf-plus-intro > p {
    max-width: 610px;
    margin-top: 22px;
    font-size: 16px;
    line-height: 1.68;
  }

  .bf-plus-proof {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
    margin-top: 24px;
  }

  .bf-plus-proof span {
    min-height: 42px;
    justify-content: center;
    border-radius: 12px;
    padding: 8px 10px;
    text-align: center;
    line-height: 1.35;
  }

  .bf-plus-actions {
    display: grid;
    grid-template-columns: minmax(0, 1.25fr) minmax(0, 0.75fr);
    gap: 10px;
    margin-top: 26px;
  }

  .bf-plus-actions .bf-button {
    width: 100%;
    min-height: 52px;
    padding-right: 16px;
    padding-left: 16px;
    font-size: 14px;
  }

  .bf-plus-showcase {
    display: grid;
    width: 100%;
    min-height: auto;
    justify-items: center;
  }

  .bf-plus-orbit,
  .bf-plus-phone-side {
    display: none;
  }

  .bf-plus-phone-main {
    position: relative !important;
    top: auto;
    left: auto;
    width: min(54vw, 250px);
    transform: none;
  }

  .bf-plus-float-card {
    position: relative;
    bottom: auto;
    left: auto;
    width: min(100%, 430px);
    min-width: 0;
    margin-top: 18px;
    box-shadow: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .bf-plus-journey {
    position: relative;
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    margin-top: 36px;
    border-radius: 18px;
    padding: 12px 18px;
  }

  .bf-plus-journey::before {
    position: absolute;
    top: 38px;
    bottom: 38px;
    left: 38px;
    width: 1px;
    background: rgba(135, 176, 255, 0.32);
    content: "";
  }

  .bf-plus-journey li,
  .bf-plus-journey li:nth-child(n + 3) {
    grid-template-columns: 40px minmax(0, 1fr);
    min-height: 76px;
    gap: 14px;
    border: 0;
    padding: 10px 0;
  }

  .bf-plus-journey li > span {
    position: relative;
    z-index: 1;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(135, 176, 255, 0.2);
    background: #102c63;
  }

  .bf-plus-journey li + li::before,
  .bf-plus-journey li:nth-child(3)::before {
    display: none;
  }

  .bf-plus-journey div {
    gap: 4px;
  }

  .bf-plus-outcomes,
  .bf-plus-compare {
    margin-top: 84px;
  }
}

@media (max-width: 640px) {
  .bf-curve {
    padding-top: 78px;
    padding-bottom: 78px;
  }

  .bf-chart-card {
    padding: 18px;
  }

  .bf-chart-stats div {
    padding: 12px 14px;
  }

  .bf-chart-stats dd {
    font-size: 21px;
  }

  .bf-curve-how ol {
    margin-top: 18px;
  }

  .bf-curve-how li {
    padding-top: 18px;
    padding-bottom: 18px;
  }

  .bf-plus {
    padding-top: 78px;
    padding-bottom: 78px;
  }

  .bf-plus-actions {
    grid-template-columns: 1fr;
  }

  .bf-plus-showcase figure {
    border-width: 5px;
    border-radius: 30px;
  }

  .bf-plus-phone-main {
    width: min(64vw, 210px);
  }

  .bf-plus-float-card {
    padding: 14px 16px;
  }

  .bf-plus-journey {
    margin-top: 30px;
  }
}

@media (max-width: 430px) {
  .bf-chart-toolbar .bf-segmented button {
    min-height: 40px;
    padding-right: 8px;
    padding-left: 8px;
    font-size: 12px;
  }

  .bf-plus-intro h2 {
    font-size: 36px;
  }

  .bf-plus-intro > .bf-plus-kicker {
    gap: 9px;
    font-size: 9px;
    letter-spacing: 0.1em;
  }

  .bf-plus-proof span {
    min-height: 48px;
    font-size: 10px;
  }

  .bf-plus-intro > .bf-plus-micro {
    margin-top: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .bf-site *,
  .bf-site *::before,
  .bf-site *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

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

  .bf-phone,
  .bf-launch-phone,
  .bf-curve-phone {
    transform: none !important;
  }
}

/* ===== 기능 스크린샷 갤러리 — 긴 설명 문단 대신 실제 앱 화면으로 ===== */
.bf-feature-gallery {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 30px 20px;
  margin: 76px 0 0;
  padding: 0;
  list-style: none;
}
.bf-feature-gallery > li {
  display: grid;
  gap: 18px;
  justify-items: center;
}
.bf-gallery-phone {
  position: relative;
  width: 100%;
  aspect-ratio: 1206 / 2436;
  overflow: hidden;
  margin: 0;
  border: 6px solid #111722;
  border-radius: 30px;
  background: var(--bf-blue-softer);
  box-shadow: var(--bf-shadow);
  transition: transform 240ms ease;
}
.bf-feature-gallery > li:hover .bf-gallery-phone {
  transform: translateY(-6px);
}
.bf-gallery-phone img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.bf-gallery-copy {
  text-align: center;
}
.bf-gallery-copy span {
  display: block;
  color: var(--bf-blue);
  font-size: 13px;
  font-weight: 820;
  letter-spacing: 0.08em;
}
.bf-gallery-copy h3 {
  margin: 4px 0 0;
  font-size: 20px;
  font-weight: 790;
  letter-spacing: 0;
}
.bf-gallery-copy p {
  margin: 6px 0 0;
  color: var(--bf-muted);
  font-size: 14.5px;
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .bf-feature-gallery {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 34px 20px;
  }
}
@media (max-width: 720px) {
  .bf-feature-gallery {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 16px;
    margin-top: 54px;
  }
  .bf-gallery-copy h3 {
    font-size: 18px;
  }
  .bf-gallery-copy p {
    font-size: 13.5px;
  }
}
@media (max-width: 420px) {
  .bf-gallery-phone {
    border-width: 5px;
    border-radius: 24px;
  }
}
@media (prefers-reduced-motion: reduce) {
  .bf-feature-gallery > li:hover .bf-gallery-phone {
    transform: none;
  }
}

/* ===================================================================
   모션 레이어 v2 (2026-07-22) — landing.js와 짝
   원칙: transform/opacity만 애니메이션, 초기 숨김은 .bf-js 스코프에서만,
   상시 모션은 prefers-reduced-motion: no-preference 안에서만.
   =================================================================== */

/* ── 히어로 오로라 배경 — 흰 바탕 위 아주 옅은 cobalt 워시 ── */
.bf-aurora {
  position: absolute;
  inset: -12% -8%;
  z-index: 0;
  overflow: hidden;
  pointer-events: none;
}
.bf-aurora i {
  position: absolute;
  width: 52vmax;
  aspect-ratio: 1;
  border-radius: 50%;
  opacity: 0.5;
}
.bf-aurora i:nth-child(1) {
  top: -18%;
  right: -6%;
  background: radial-gradient(circle at 42% 42%, rgba(21, 94, 239, 0.13), rgba(21, 94, 239, 0) 62%);
}
.bf-aurora i:nth-child(2) {
  bottom: -30%;
  left: -14%;
  background: radial-gradient(circle at 55% 45%, rgba(0, 215, 255, 0.1), rgba(0, 215, 255, 0) 60%);
}
.bf-aurora i:nth-child(3) {
  top: 16%;
  left: 30%;
  width: 40vmax;
  background: radial-gradient(circle at 50% 50%, rgba(124, 92, 255, 0.07), rgba(124, 92, 255, 0) 58%);
}
/* 오로라는 항상 맨 뒤 — 기존 요소들의 position/absolute 배치는 건드리지 않는다
   (hero-line·scroll-cue는 원래 absolute, 여기에 position을 덮어쓰면 흐름이 깨진다) */
.bf-aurora {
  z-index: 0;
}
@media (prefers-reduced-motion: no-preference) {
  .bf-aurora i:nth-child(1) { animation: bf-aurora-a 26s ease-in-out infinite alternate; }
  .bf-aurora i:nth-child(2) { animation: bf-aurora-b 34s ease-in-out infinite alternate; }
  .bf-aurora i:nth-child(3) { animation: bf-aurora-c 42s ease-in-out infinite alternate; }
}
@keyframes bf-aurora-a {
  from { transform: translate3d(0, 0, 0) scale(1); }
  to { transform: translate3d(-6%, 9%, 0) scale(1.12); }
}
@keyframes bf-aurora-b {
  from { transform: translate3d(0, 0, 0) scale(1.05); }
  to { transform: translate3d(8%, -7%, 0) scale(0.94); }
}
@keyframes bf-aurora-c {
  from { transform: translate3d(0, 0, 0); }
  to { transform: translate3d(-9%, 6%, 0); }
}

/* ── 헤드라인 스플릿 등장 (JS가 단어를 .bf-w > .bf-wi로 감쌈) ── */
/* 클리핑 마스크 없이 페이드+상승 — 타이트한 line-height(0.99)에서 글리프가
   overflow:hidden에 잘리는 위험을 없앤다 */
.bf-w,
.bf-wi {
  display: inline-block;
}
@media (prefers-reduced-motion: no-preference) {
  .bf-motion .bf-split-ready .bf-wi {
    opacity: 0;
    transform: translateY(0.5em);
    animation: bf-word-in 700ms cubic-bezier(0.22, 1, 0.36, 1) var(--bf-d, 0ms) forwards;
  }
}
@keyframes bf-word-in {
  to { opacity: 1; transform: translateY(0); }
}

/* ── 히어로 서브카피·버튼·상태줄 순차 진입 ── */
@media (prefers-reduced-motion: no-preference) {
  .bf-motion .bf-hero-in {
    opacity: 0;
    animation: bf-hero-in 620ms cubic-bezier(0.22, 1, 0.36, 1) forwards;
  }
  .bf-motion .bf-hero-in-1 { animation-delay: 480ms; }
  .bf-motion .bf-hero-in-2 { animation-delay: 620ms; }
  .bf-motion .bf-hero-in-3 { animation-delay: 760ms; }
  .bf-motion .bf-hero-media {
    opacity: 0;
    animation: bf-hero-media-in 860ms cubic-bezier(0.22, 1, 0.36, 1) 380ms forwards;
  }
}
@keyframes bf-hero-in {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}
/* transform은 패럴랙스(--bf-parallax)가 쓰므로 진입은 opacity만 */
@keyframes bf-hero-media-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ── 히어로 장식 곡선 스스로 그리기 + 스크롤 패럴랙스 ── */
.bf-hero-line path {
  transition: stroke-dashoffset 1600ms cubic-bezier(0.4, 0, 0.2, 1) 260ms;
}
[data-parallax] {
  transform: translate3d(0, var(--bf-parallax, 0px), 0);
  will-change: transform;
}

/* ── 자석 버튼 — JS가 transform을 쓰고 떠나면 스프링 복귀 ── */
[data-magnetic] {
  transition: background 160ms ease, border-color 160ms ease, color 160ms ease,
    box-shadow 160ms ease, transform 300ms cubic-bezier(0.34, 1.56, 0.64, 1);
  will-change: transform;
}

/* ── 스토리·플러스 패널 전환 모션 ── */
@media (prefers-reduced-motion: no-preference) {
  .bf-js .bf-story-panel.is-active,
  .bf-js [data-plus-panel].is-active {
    animation: bf-panel-in 420ms cubic-bezier(0.22, 1, 0.36, 1);
  }
}
@keyframes bf-panel-in {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

/* 캐러셀에서는 가로 이동이 전환을 맡는다. 등장 애니메이션이 남아 있으면
   슬라이드 도중 패널이 위아래로 튄다. 위 규칙보다 뒤에 와야 이긴다. */
.bf-js .bf-story-track > .bf-story-panel,
.bf-js .bf-story-track > .bf-story-panel.is-active {
  animation: none;
}

@media (prefers-reduced-motion: reduce) {
  .bf-js .bf-story-track {
    transition: none;
  }

  /* 자동 전환을 아예 돌리지 않으므로 정지 버튼도 둘 이유가 없다 */
  .bf-js .bf-story-toggle {
    display: none;
  }
}

/* ── 기능 갤러리 캐스케이드 ── */
.bf-js .bf-feature-gallery > li:nth-child(2) { transition-delay: 80ms; }
.bf-js .bf-feature-gallery > li:nth-child(3) { transition-delay: 160ms; }
.bf-js .bf-feature-gallery > li:nth-child(4) { transition-delay: 240ms; }
.bf-js .bf-feature-gallery > li:nth-child(5) { transition-delay: 320ms; }

/* ── 숫자로 보는 병역핏 밴드 ── */
.bf-stat-band {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0 0 clamp(64px, 9vw, 96px);
  padding: clamp(26px, 4vw, 40px) 0;
  list-style: none;
  border-top: 1px solid var(--bf-line);
  border-bottom: 1px solid var(--bf-line);
}
.bf-stat-band li {
  display: grid;
  gap: 8px;
  padding: 0 clamp(18px, 3vw, 34px);
  border-left: 1px solid var(--bf-line);
}
.bf-stat-band li:first-child {
  padding-left: 0;
  border-left: 0;
}
.bf-stat-band strong {
  color: var(--bf-ink);
  font-size: clamp(40px, 5.4vw, 66px);
  font-weight: 840;
  line-height: 1;
  letter-spacing: -0.01em;
  font-variant-numeric: tabular-nums;
}
.bf-stat-band strong em {
  margin-left: 4px;
  color: var(--bf-blue);
  font-size: 0.38em;
  font-style: normal;
  font-weight: 800;
}
.bf-stat-label {
  color: var(--bf-muted);
  font-size: 15px;
  font-weight: 600;
}
@media (max-width: 820px) {
  .bf-stat-band {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    row-gap: 30px;
  }
  .bf-stat-band li:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }
}

/* ── 차트 포인트 팝 + 라인 드로우(오프셋은 JS가 세팅) ── */
.bf-chart-point {
  transform-box: fill-box;
  transform-origin: center;
}
@media (prefers-reduced-motion: no-preference) {
  .bf-motion .bf-chart-point {
    opacity: 0;
    transform: scale(0);
    transition: opacity 280ms ease var(--bf-d, 0ms),
      transform 420ms cubic-bezier(0.34, 1.56, 0.64, 1) var(--bf-d, 0ms);
  }
}
.bf-motion .bf-chart-point.bf-pop {
  opacity: 1;
  transform: scale(1);
}

/* ── 스크롤 큐 부유 ── */
@media (prefers-reduced-motion: no-preference) {
  .bf-scroll-cue svg {
    animation: bf-cue 2.4s ease-in-out infinite;
  }
}
@keyframes bf-cue {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(7px); }
}

/* ── 스토리 폰 호버 리프트 ── */
.bf-story-phone {
  transition: transform 420ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 420ms ease;
}
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .bf-story-phone:hover {
    transform: translateY(-8px) rotateZ(-0.5deg);
  }
}

/* ── 모션 최소화 환경: 전부 정적 ── */
@media (prefers-reduced-motion: reduce) {
  .bf-aurora i,
  .bf-scroll-cue svg {
    animation: none !important;
  }
  .bf-motion .bf-hero-in,
  .bf-motion .bf-hero-media {
    opacity: 1;
    animation: none !important;
  }
  .bf-hero-line path {
    transition: none !important;
  }
  [data-magnetic],
  [data-parallax] {
    transform: none !important;
    transition: none;
  }
}