/* ==================================================
Studio Colorful v2.0
style.css ①
Base / Font / Header / FV
================================================== */


/* ==================================================
Font
================================================== */

@font-face {
  font-family: "LINE Seed JP";
  src: url("../fonts/LINESeedJP-Regular.woff2") format("woff2");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: "LINE Seed JP";
  src: url("../fonts/LINESeedJP-Bold.woff2") format("woff2");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}


/* ==================================================
Reset / Base
================================================== */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  position: relative;
  overflow-x: hidden;
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  color: #111;
  background: #fafaf8;
  line-height: 1.8;
}

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

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

button {
  border: none;
  background: none;
  cursor: pointer;
}

::selection {
  background: #111;
  color: #fff;
}


/* ==================================================
Background Color
================================================== */

body::before {
  content: "";
  position: fixed;
  inset: -20%;
  z-index: -3;
  pointer-events: none;
  background:
    radial-gradient(circle at 18% 30%, rgba(156, 197, 255, 0.17), transparent 28%),
    radial-gradient(circle at 82% 40%, rgba(255, 194, 176, 0.15), transparent 30%),
    radial-gradient(circle at 35% 80%, rgba(244, 227, 120, 0.12), transparent 30%),
    radial-gradient(circle at 70% 85%, rgba(181, 220, 188, 0.13), transparent 28%);
  filter: blur(45px);
  animation: backgroundMove 20s ease-in-out infinite alternate;
}

body::after {
  content: "";
  position: fixed;
  right: -12%;
  bottom: -18%;
  z-index: -4;
  width: 62vw;
  height: 62vw;
  pointer-events: none;
  background:
    radial-gradient(circle at 30% 30%, rgba(255, 185, 150, 0.13), transparent 34%),
    radial-gradient(circle at 70% 42%, rgba(150, 190, 255, 0.12), transparent 32%),
    radial-gradient(circle at 42% 76%, rgba(190, 225, 190, 0.11), transparent 34%);
  filter: blur(52px);
  animation: colorDrift 26s ease-in-out infinite alternate;
}

@keyframes backgroundMove {
  0% {
    transform: translate(-2%, -2%) scale(1);
  }

  50% {
    transform: translate(2%, 2%) scale(1.05);
  }

  100% {
    transform: translate(1%, -1%) scale(1.02);
  }
}

@keyframes colorDrift {
  0% {
    transform: translate3d(0, 0, 0) scale(1) rotate(0deg);
  }

  50% {
    transform: translate3d(-4%, -3%, 0) scale(1.08) rotate(6deg);
  }

  100% {
    transform: translate3d(3%, -5%, 0) scale(1.04) rotate(-4deg);
  }
}


/* ==================================================
Header
================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 999;
  width: 100%;
  height: 90px;
  background: rgba(255, 255, 255, 0.38);
  backdrop-filter: blur(16px);
  transition:
    background 0.3s ease,
    box-shadow 0.3s ease;
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.72);
  box-shadow: 0 8px 30px rgba(20, 20, 20, 0.05);
}

.site-header__inner {
  max-width: 1400px;
  height: 100%;
  margin: 0 auto;
  padding: 0 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.site-logo {
  font-size: 34px;
  font-weight: 400;
  letter-spacing: -0.02em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 46px;
}

.site-nav a {
  position: relative;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: opacity 0.25s ease;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 0;
  height: 1px;
  background: #111;
  transition: width 0.3s ease;
}

.site-nav a:hover::after {
  width: 100%;
}

.menu-button {
  display: none;
}


/* ==================================================
FV
================================================== */

.fv {
  position: relative;
  min-height: 100vh;
  padding: 120px 6vw 0;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

.fv__copy {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin-bottom: 1vh;
}

.fv__title {
  display: flex;
  align-items: flex-end;
  font-family: "LINE Seed JP", "Noto Sans JP", sans-serif;
  font-size: clamp(46px, 5.2vw, 88px);
  line-height: 1.06;
  white-space: nowrap;
}

.fv__title-first {
  font-weight: 700;
  letter-spacing: -0.08em;
}

.fv__title-comma {
  font-weight: 700;
  letter-spacing: -0.08em;
  margin-right: -0.16em;
}

.fv__title-second {
  font-weight: 400;
  font-size: 0.95em;
  letter-spacing: -0.08em;
}

.fv__subtitle {
  margin-top: 26px;
  font-size: clamp(20px, 2.1vw, 32px);
  font-weight: 400;
  letter-spacing: 0.04em;
}

.fv__subtitle::after {
  content: "";
  display: block;
  width: 70px;
  height: 1px;
  margin-top: 22px;
  background: #111;
}

.fv__body {
  margin-top: 55px;
  font-size: 15px;
  line-height: 2.25;
  letter-spacing: 0.05em;
}

.fv__body p + p {
  margin-top: 30px;
}

.fv__visual {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.fv__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: translate3d(0, 0, 0) scale(1.04);
  transform-origin: center center;
  will-change: transform;
}

.fv__visual::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    linear-gradient(
      90deg,
      rgba(250, 250, 248, 0.92) 0%,
      rgba(250, 250, 248, 0.74) 34%,
      rgba(250, 250, 248, 0.28) 66%,
      rgba(250, 250, 248, 0.06) 100%
    );
}

.fv__scroll {
  position: absolute;
  z-index: 2;
  right: 40px;
  bottom: 70px;
  writing-mode: vertical-rl;
  font-size: 11px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
}

.fv__scroll::after {
  content: "";
  display: block;
  width: 1px;
  height: 80px;
  margin: 14px auto 0;
  background: #111;
}
/* ==================================================
Photo Flow
================================================== */

.photo-flow {
  position: relative;
  padding: 48px 0;
  margin-bottom: 120px;
  overflow: hidden;
  background: transparent;
}

.photo-flow::before,
.photo-flow::after {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  z-index: 5;
  width: 120px;
  pointer-events: none;
}

.photo-flow::before {
  left: 0;
  background:
    linear-gradient(
      90deg,
      #fafaf8 0%,
      rgba(250, 250, 248, 0) 100%
    );
}

.photo-flow::after {
  right: 0;
  background:
    linear-gradient(
      -90deg,
      #fafaf8 0%,
      rgba(250, 250, 248, 0) 100%
    );
}

.photo-flow__track {
  display: flex;
  gap: 20px;
  width: max-content;
  animation: photoFlow 40s linear infinite;
}

.photo-flow__item {
  width: 340px;
  flex-shrink: 0;
  overflow: hidden;
}

.photo-flow__item img {
  height: 220px;
  object-fit: cover;
  transition:
    transform 0.6s ease,
    filter 0.6s ease;
}

.photo-flow__item:hover img {
  transform: scale(1.035);
  filter: contrast(1.03);
}

@keyframes photoFlow {
  from {
    transform: translateX(0);
  }

  to {
    transform: translateX(calc(-50% - 10px));
  }
}


/* ==================================================
Explore
================================================== */

.explore {
  position: relative;
  padding: 0 6vw 170px;
  overflow: hidden;
}

.explore::before {
  content: "";
  position: absolute;
  inset: 4% -12% auto auto;
  z-index: -1;
  width: 72vw;
  height: 72vw;
  max-width: 980px;
  max-height: 980px;
  background:
    radial-gradient(circle at 20% 28%, rgba(150, 190, 255, 0.12), transparent 30%),
    radial-gradient(circle at 78% 34%, rgba(255, 190, 165, 0.11), transparent 28%),
    radial-gradient(circle at 42% 76%, rgba(230, 220, 145, 0.10), transparent 32%),
    radial-gradient(circle at 76% 82%, rgba(180, 220, 190, 0.10), transparent 30%);
  filter: blur(42px);
  animation: exploreColorMove 22s ease-in-out infinite alternate;
}

@keyframes exploreColorMove {
  0% {
    transform: translate(-2%, -1%) scale(1);
  }

  50% {
    transform: translate(2%, 2%) scale(1.05);
  }

  100% {
    transform: translate(1%, -2%) scale(1.02);
  }
}

.explore__inner {
  max-width: 1240px;
  margin: 0 auto;
}

.explore__heading {
  margin-bottom: 90px;
}

.section-label {
  font-size: clamp(32px, 4vw, 54px);
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.25;
}

/* ==================================================
Explore Row (About / Colors for You / Colors of Akabane / Colors of Life)
================================================== */

.explore-list {
  display: flex;
  flex-direction: column;
  gap: 140px;
}

.explore-row {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  grid-template-areas: "text photo";
  align-items: center;
  column-gap: 48px;
  color: inherit;
  text-decoration: none;
}

.explore-row__text {
  grid-area: text;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.explore-row__circle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(120px, 9vw, 160px);
  height: clamp(120px, 9vw, 160px);
}

.explore-row__loop-spin {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  animation: exploreLoopSpin 22s linear infinite;
}

.explore-row__loop {
  display: block;
  width: 100%;
  height: 100%;
}

.explore-row__loop text {
  font-family: "Montserrat", sans-serif;
  font-weight: 100;
  font-size: 15px;
  letter-spacing: 0.05em;
  fill: #939598;
}

@keyframes exploreLoopSpin {
  from {
    transform: rotate(0deg);
  }

  to {
    transform: rotate(360deg);
  }
}

.explore-row__number {
  position: relative;
  font-family: "Montserrat", sans-serif;
  font-weight: 100;
  font-size: clamp(44px, 4.4vw, 60px);
  letter-spacing: 0.02em;
  color: #1a1a1a;
}

.explore-row__title {
  margin-top: 16px;
  font-family: "Montserrat", sans-serif;
  font-weight: 100;
  font-size: clamp(26px, 2.4vw, 36px);
  letter-spacing: 0.02em;
  color: #1a1a1a;
}

.explore-row__badge {
  display: inline-block;
  margin-top: 10px;
  padding: 6px 14px;
  background: #939598;
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-size: 13px;
  letter-spacing: 0.04em;
  color: #fff;
}

.explore-row__lead {
  margin-top: 14px;
  font-size: 14px;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: #1a1a1a;
}

.explore-row__cta {
  margin-top: 20px;
}

.explore-row__cta-link {
  position: relative;
  display: inline-block;
  padding-bottom: 18px;
  font-family: "Montserrat", sans-serif;
  font-weight: 100;
  font-size: 15px;
  letter-spacing: 0.02em;
  color: #1a1a1a;
}

.explore-row__cta-arrow-wrap {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 10px;
  color: #1a1a1a;
  transition: transform 0.35s ease;
}

.explore-row__cta-arrow {
  display: block;
  width: 100%;
  height: 100%;
}

.explore-row:hover .explore-row__cta-arrow-wrap {
  transform: translateX(6px);
}

.explore-row__photo-wrap {
  grid-area: photo;
  position: relative;
  width: 100%;
  max-width: 480px;
  justify-self: center;
}

.explore-row__photo-wrap.js-reveal {
  opacity: 1;
  transform: none;
  transition: none;
}

.explore-row__photo-wrap::before {
  content: "";
  position: absolute;
  inset: 20px -20px -20px 20px;
  z-index: 0;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 214, 102, 0.35), rgba(120, 190, 255, 0.28));
}

.explore-row__photo {
  position: relative;
  z-index: 1;
  aspect-ratio: 1.566 / 1;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 24px 48px rgba(20, 20, 20, 0.12);
  transform: rotate(-6deg);
  transition: transform 0.6s ease;
}

.explore-row__photo-wrap:hover .explore-row__photo,
.explore-row__photo-wrap.is-visible .explore-row__photo {
  transform: rotate(0deg);
}

.explore-row__photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}


/* ==================================================
Explore Row Zigzag (PC / Tablet only — odd/even mirroring)
================================================== */

@media (min-width: 761px) {
  .explore-list > .explore-row:nth-child(even) {
    grid-template-columns: 1fr 1.1fr;
    grid-template-areas: "photo text";
  }

  .explore-list > .explore-row:nth-child(even) .explore-row__text {
    align-items: flex-end;
    text-align: right;
  }

  .explore-list > .explore-row:nth-child(even) .explore-row__cta-arrow-wrap {
    transform: scaleX(-1);
  }

  .explore-list > .explore-row:nth-child(even):hover .explore-row__cta-arrow-wrap {
    transform: scaleX(-1) translateX(-6px);
  }
}


/* ==================================================
Footer
================================================== */

.site-footer {
  position: relative;
  padding: 82px 6vw 56px;
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 56px;
  background:
    radial-gradient(circle at 18% 22%, rgba(150, 190, 255, 0.10), transparent 30%),
    radial-gradient(circle at 86% 36%, rgba(255, 190, 165, 0.10), transparent 30%),
    linear-gradient(160deg, rgba(255, 255, 255, 0.18), rgba(238, 236, 230, 0.96)),
    #eeece6;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.site-footer::before {
  content: "";
  position: absolute;
  right: -12%;
  bottom: -42%;
  width: 48vw;
  height: 48vw;
  background:
    radial-gradient(circle at 32% 30%, rgba(255, 196, 170, 0.14), transparent 34%),
    radial-gradient(circle at 70% 58%, rgba(170, 205, 255, 0.13), transparent 34%);
  filter: blur(48px);
  pointer-events: none;
}

.site-footer__brand,
.site-footer__nav,
.site-footer__sns,
.site-footer__copyright {
  position: relative;
  z-index: 1;
}

.site-footer__logo {
  font-size: 30px;
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.site-footer__copy {
  margin-top: 12px;
  font-size: 13px;
  letter-spacing: 0.08em;
  opacity: 0.72;
}

.site-footer__nav,
.site-footer__sns {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.site-footer__nav a,
.site-footer__sns a {
  width: fit-content;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition:
    opacity 0.25s ease,
    transform 0.25s ease;
}

.site-footer__nav a:hover,
.site-footer__sns a:hover {
  opacity: 0.58;
  transform: translateX(4px);
}

.site-footer__copyright {
  grid-column: 1 / -1;
  margin-top: 44px;
  padding-top: 26px;
  border-top: 1px solid rgba(0, 0, 0, 0.08);
  font-size: 11px;
  letter-spacing: 0.12em;
  opacity: 0.55;
}


/* ==================================================
Custom Cursor
================================================== */

@media (hover: hover) and (pointer: fine) {
  body,
  a,
  button {
    cursor: none;
  }

  .custom-cursor {
    position: fixed;
    left: 0;
    top: 0;
    z-index: 9999;
    width: 34px;
    height: 34px;
    border: 1px solid rgba(17, 17, 17, 0.5);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    transition:
      width 0.25s ease,
      height 0.25s ease,
      border-color 0.25s ease,
      background 0.25s ease;
    mix-blend-mode: multiply;
  }

  .custom-cursor.is-hover {
    width: 54px;
    height: 54px;
    border-color: rgba(17, 17, 17, 0.24);
    background: rgba(255, 255, 255, 0.28);
  }

  .cursor-color {
    position: fixed;
    left: 0;
    top: 0;
    z-index: -1;
    width: 320px;
    height: 320px;
    pointer-events: none;
    transform: translate(-50%, -50%);
    background:
      radial-gradient(circle at 35% 35%, rgba(150, 190, 255, 0.16), transparent 34%),
      radial-gradient(circle at 70% 50%, rgba(255, 190, 165, 0.13), transparent 32%),
      radial-gradient(circle at 45% 76%, rgba(230, 220, 145, 0.12), transparent 34%);
    filter: blur(40px);
    opacity: 0.72;
    transition: opacity 0.3s ease;
  }

  .cursor-color.is-hover {
    opacity: 1;
    filter: blur(44px);
  }
}


/* ==================================================
Scroll Reveal
================================================== */

.js-reveal {
  opacity: 0;
  transform: translateY(34px);
  transition:
    opacity 0.9s ease,
    transform 0.9s ease;
}

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

.js-reveal-delay-1 {
  transition-delay: 0.08s;
}

.js-reveal-delay-2 {
  transition-delay: 0.16s;
}

.js-reveal-delay-3 {
  transition-delay: 0.24s;
}

.js-reveal-delay-4 {
  transition-delay: 0.32s;
}


/* ==================================================
Loading / First View Motion
※ 今回はクラスだけ用意。common.jsで制御可能。
================================================== */

body.is-loaded .fv__title,
body.is-loaded .fv__subtitle,
body.is-loaded .fv__body {
  opacity: 1;
  transform: translateY(0);
}

.fv__title,
.fv__subtitle,
.fv__body {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 0.9s ease,
    transform 0.9s ease;
}

.fv__subtitle {
  transition-delay: 0.16s;
}

.fv__body {
  transition-delay: 0.28s;
}


/* ==================================================
Responsive / Tablet
================================================== */

@media (max-width: 1024px) {

  /* Header */
  .site-header {
    height: 76px;
  }

  .site-header__inner {
    padding: 0 24px;
  }

  .site-logo {
    font-size: 25px;
  }

  .menu-button {
    position: relative;
    z-index: 1001;
    display: flex;
    width: 30px;
    height: 22px;
    flex-direction: column;
    justify-content: space-between;
  }

  .menu-button span {
    display: block;
    width: 100%;
    height: 1px;
    background: #111;
    transition:
      transform 0.3s ease,
      opacity 0.3s ease;
  }

  .menu-button.is-active span:nth-child(1) {
    transform: translateY(10.5px) rotate(35deg);
  }

  .menu-button.is-active span:nth-child(2) {
    opacity: 0;
  }

  .menu-button.is-active span:nth-child(3) {
    transform: translateY(-10.5px) rotate(-35deg);
  }

  .site-nav {
    position: fixed;
    top: 88px;
    left: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    padding: 22px 26px;
    background: rgba(255, 255, 255, 0.94);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 18px;
    box-shadow: 0 24px 60px rgba(20, 20, 20, 0.12);
    backdrop-filter: blur(18px);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px);
    pointer-events: none;
    transition:
      opacity 0.3s ease,
      visibility 0.3s ease,
      transform 0.3s ease;
  }

  .site-nav.is-active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    pointer-events: auto;
  }

  .site-nav a {
    width: 100%;
    padding: 16px 0;
    font-size: 13px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  }

  .site-nav a:last-child {
    border-bottom: none;
  }

  .site-nav a::after {
    display: none;
  }

  body.is-menu-open {
    overflow: hidden;
  }

  /* FV */
  .fv {
    min-height: 100svh;
    padding: 118px 28px 0;
  }

  .fv__copy {
    max-width: 620px;
    margin-bottom: 1vh;
  }

  .fv__title {
    font-size: clamp(36px, 9vw, 58px);
  }

  .fv__visual::before {
    background:
      linear-gradient(
        0deg,
        rgba(250, 250, 248, 0.92) 0%,
        rgba(250, 250, 248, 0.76) 42%,
        rgba(250, 250, 248, 0.28) 72%,
        rgba(250, 250, 248, 0.08) 100%
      );
  }

  .fv__scroll {
    display: none;
  }

  /* Explore */
  .explore {
    padding: 0 28px 130px;
  }

  .explore-list {
    gap: 100px;
  }

  .explore-row {
    column-gap: 32px;
  }
}


/* ==================================================
Responsive / Smartphone
================================================== */

@media (max-width: 760px) {

  body {
    background:
      radial-gradient(circle at 18% 22%, rgba(150, 190, 255, 0.13), transparent 34%),
      radial-gradient(circle at 88% 42%, rgba(255, 190, 165, 0.12), transparent 36%),
      radial-gradient(circle at 45% 86%, rgba(230, 220, 145, 0.10), transparent 38%),
      #fafaf8;
  }

  body::after {
    width: 100vw;
    height: 100vw;
    right: -30%;
    bottom: -18%;
  }

  /* Header */
  .site-header {
    height: 68px;
    background: rgba(250, 250, 248, 0.76);
    backdrop-filter: blur(18px);
  }

  .site-header__inner {
    padding: 0 20px;
  }

  .site-logo {
    font-size: 22px;
    letter-spacing: -0.03em;
  }

  .site-nav {
    top: 78px;
    left: 14px;
    right: 14px;
    padding: 18px 22px;
    border-radius: 16px;
  }

  .site-nav a {
    padding: 15px 0;
    font-size: 12px;
    letter-spacing: 0.11em;
  }

  /* FV */
  .fv {
    min-height: 100svh;
    padding: 96px 22px 0;
    align-items: flex-end;
  }

  .fv__copy {
    max-width: 100%;
    margin-bottom: 1vh;
  }

  .fv__title {
    font-size: clamp(34px, 10.4vw, 46px);
    line-height: 1.18;
  }

  .fv__subtitle {
    margin-top: 16px;
    font-size: 16px;
    letter-spacing: 0.045em;
  }

  .fv__subtitle::after {
    width: 52px;
    margin-top: 16px;
  }

  .fv__body {
    margin-top: 34px;
    font-size: 13px;
    line-height: 2.05;
    letter-spacing: 0.045em;
  }

  .fv__body p + p {
    margin-top: 22px;
  }

  .fv__body br {
    display: inline;
  }

  .fv__visual img {
    object-position: 58% center;
    transform: translate3d(0, 0, 0) scale(1.06);
  }

  .fv__visual::before {
    background:
      linear-gradient(
        0deg,
        rgba(250, 250, 248, 0.94) 0%,
        rgba(250, 250, 248, 0.84) 30%,
        rgba(250, 250, 248, 0.40) 60%,
        rgba(250, 250, 248, 0.08) 100%
      );
  }

  /* Photo Flow */
  .photo-flow {
    padding: 34px 0 44px;
    margin-bottom: 74px;
  }

  .photo-flow::before,
  .photo-flow::after {
    width: 54px;
  }

  .photo-flow__track {
    gap: 12px;
    animation-duration: 34s;
  }

  .photo-flow__item {
    width: 190px;
  }

  .photo-flow__item img {
    height: 132px;
  }

  /* Explore */
  .explore {
    padding: 0 20px 96px;
  }

  .explore::before {
    width: 120vw;
    height: 120vw;
    right: -46%;
    top: 6%;
    filter: blur(38px);
  }

  .explore__heading {
    margin-bottom: 70px;
  }

  .section-label {
    font-size: 34px;
    line-height: 1.18;
    letter-spacing: 0.07em;
  }

  .explore-list {
    gap: 96px;
  }

  .explore-row {
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .explore-row__text {
    align-items: center;
    text-align: center;
  }

  .explore-row__circle {
    width: 150px;
    height: 150px;
  }

  .explore-row__number {
    font-size: 50px;
  }

  .explore-row__title {
    font-size: 30px;
  }

  .explore-row__lead {
    margin-top: 16px;
    font-size: 13.5px;
  }

  .explore-row__lead br {
    display: inline;
  }

  .explore-row__photo-wrap {
    max-width: 260px;
    margin: 28px auto 0;
  }

  .explore-row__cta {
    margin-top: 24px;
  }

  /* Footer */
  .site-footer {
    padding: 58px 22px 40px;
    grid-template-columns: 1fr;
    gap: 30px;
    background:
      radial-gradient(circle at 18% 20%, rgba(150, 190, 255, 0.12), transparent 34%),
      radial-gradient(circle at 90% 42%, rgba(255, 190, 165, 0.10), transparent 36%),
      #eeece6;
  }

  .site-footer::before {
    width: 110vw;
    height: 110vw;
    right: -48%;
    bottom: -48%;
  }

  .site-footer__logo {
    font-size: 24px;
  }

  .site-footer__copy {
    font-size: 12px;
  }

  .site-footer__nav a,
  .site-footer__sns a {
    font-size: 12px;
  }

  .site-footer__copyright {
    margin-top: 12px;
    padding-top: 22px;
    font-size: 10px;
  }

  .custom-cursor,
  .cursor-color {
    display: none !important;
  }
}


/* ==================================================
Responsive / Small Smartphone
================================================== */

@media (max-width: 390px) {

  .fv__title {
    font-size: 32px;
    letter-spacing: 0;
  }

  .fv__subtitle {
    font-size: 15px;
  }

  .fv__body {
    font-size: 12.5px;
  }

  .section-label {
    font-size: 30px;
  }

  .explore-row__title {
    font-size: 27px;
  }
}
/* ==================================================
Studio Colorful v2.1
Final Typography
================================================== */

/* ① キャッチコピーのウェイトを統一 */
.fv__title-first,
.fv__title-comma,
.fv__title-second {
  font-weight: 400 !important;
}

/* ウェイト統一後のカーニング微調整 */
.fv__title-first {
  letter-spacing: -0.07em;
}

.fv__title-comma {
  letter-spacing: -0.08em;
  margin-right: -0.18em;
}

.fv__title-second {
  font-size: 0.98em;
  letter-spacing: -0.07em;
}

/* ==================================================
Loading v2.3
Color Bloom Loading
================================================== */

.loading {
  position: fixed;
  inset: 0;
  z-index: 99999;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: #fafaf8;
  transition:
    opacity 0.9s ease,
    visibility 0.9s ease;
}

.loading.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loading__inner {
  position: relative;
  z-index: 2;
  text-align: center;
}

.loading__logo {
  font-size: clamp(34px, 5vw, 56px);
  font-weight: 400;
  letter-spacing: -0.03em;
  opacity: 0;
  transform: translateY(18px);
  animation: loadingLogo 0.9s ease 1.05s forwards;
}

.loading__copy {
  margin-top: 18px;
  font-size: 14px;
  letter-spacing: 0.16em;
  opacity: 0;
  transform: translateY(12px);
  animation: loadingCopy 0.9s ease 1.45s forwards;
}

.loading__color {
  position: absolute;
  width: 48vw;
  height: 48vw;
  border-radius: 50%;
  filter: blur(58px);
  opacity: 0;
  transform: scale(0.68);
  mix-blend-mode: multiply;
}

.loading__color--blue {
  left: 10%;
  top: 16%;
  background: rgba(150, 190, 255, 0.24);
  animation: loadingColorBlue 2.4s ease 0.1s forwards;
}

.loading__color--pink {
  right: 8%;
  top: 28%;
  background: rgba(255, 190, 165, 0.21);
  animation: loadingColorPink 2.4s ease 0.32s forwards;
}

.loading__color--yellow {
  left: 34%;
  bottom: 8%;
  background: rgba(235, 220, 145, 0.18);
  animation: loadingColorYellow 2.4s ease 0.54s forwards;
}

@keyframes loadingColorBlue {
  0% {
    opacity: 0;
    transform: scale(0.68) translate3d(-18px, 18px, 0);
  }

  65% {
    opacity: 1;
  }

  100% {
    opacity: 0.74;
    transform: scale(1.12) translate3d(0, 0, 0);
  }
}

@keyframes loadingColorPink {
  0% {
    opacity: 0;
    transform: scale(0.68) translate3d(18px, 14px, 0);
  }

  65% {
    opacity: 1;
  }

  100% {
    opacity: 0.68;
    transform: scale(1.08) translate3d(0, 0, 0);
  }
}

@keyframes loadingColorYellow {
  0% {
    opacity: 0;
    transform: scale(0.68) translate3d(0, 24px, 0);
  }

  65% {
    opacity: 1;
  }

  100% {
    opacity: 0.58;
    transform: scale(1.1) translate3d(0, 0, 0);
  }
}

@keyframes loadingLogo {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes loadingCopy {
  to {
    opacity: 0.7;
    transform: translateY(0);
  }
}

@media (max-width: 760px) {
  .loading__logo {
    font-size: 34px;
  }

  .loading__copy {
    font-size: 12px;
  }

  .loading__color {
    width: 86vw;
    height: 86vw;
    filter: blur(48px);
  }

  .loading__color--blue {
    left: -8%;
    top: 18%;
  }

  .loading__color--pink {
    right: -12%;
    top: 34%;
  }

  .loading__color--yellow {
    left: 20%;
    bottom: 16%;
  }
}


/* ==================================================
Shared Page Components
（About / Colors for You などサブページ共通）
================================================== */

.eyebrow {
  margin: 0;
  font-size: 14px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: #777;
}

.eyebrow--centered {
  position: relative;
  z-index: 1;
  width: 100%;
  margin-bottom: 120px;
  font-size: 18px;
  text-align: center;
}

.index-label {
  margin: 0;
  font-family: "Montserrat", "Noto Sans JP", sans-serif;
  font-weight: 500;
  font-size: 14px;
  letter-spacing: 0.1em;
  color: #777;
}

.bg-word {
  position: absolute;
  z-index: 0;
  margin: 0;
  font-family: "Montserrat", sans-serif;
  font-weight: 700;
  font-size: clamp(100px, 13vw, 220px);
  line-height: 1;
  color: rgba(17, 17, 17, 0.032);
  white-space: nowrap;
  pointer-events: none;
  user-select: none;
}

@media (max-width: 760px) {
  .eyebrow--centered {
    margin-bottom: 56px;
  }

  .bg-word {
    font-size: clamp(64px, 22vw, 110px);
  }
}