/* *{
  outline:1px solid red;
  }  */

  :root {
    /* =========================
    FONT COLOR
    ========================= */
    --color-black: #0f0f0f;
    --color-white: #ffffff;
    --color-gray-100: #cccccc;
    --color-gray-300: #888888;
    --color-gray-800: #333333;

    /* 意味 */
    --bg-primary: var(--color-black);
    --text-primary: var(--color-white);
    --text-secondary: var(--color-gray-100);
    --text-dimmed: var(--color-gray-300);

    /* =========================
    FONT SIZE SCALE
    ========================= */
    --fs-xxl: 80px;   /* セクションタイトル */
    --fs-xl: 32px;    /* キャッチコピー */
    --fs-lg: 24px;    /* 見出し */
    --fs-md: 18px;    /* 小見出し */
    --fs-base: 16px;  /* 基本文字 */
    --fs-sm: 14px;    /* 本文小 */
    --fs-xs: 12px;    /* 補足 */
    --fs-xxs: 10px;   /* タグ */

    /* =========================
    SPACING
    ========================= */
    --space-2xs: 4px;
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 40px;
    --space-xl: 80px;

    /* =========================
    LAYOUT
    ========================= */
    --container-width: 1440px;
    --side-padding: 16px;

    /* =========================
    COMPONENT
  ========================= */
    --radius-sm: 4px;
    --font-en-display: "Playfair Display", "Times New Roman", serif; 
    --font-base: "Noto Serif JP", "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", serif;
    --btn-padding: 12px 48px;
  }

  .spContent{
    display: none;
  }

  .pcContent{
    display: block;
  }

  body {
    min-height: 100vh;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: var(--font-base);
    font-size: var(--fs-sm);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
  }

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

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

  .page {
    min-height: 100vh;
    background-color: var(--bg-primary);
  }

  main {
    padding: 80px 10px 0 10px;
  }

  .header {
    position: fixed;
    top: 0;
    inset-inline: 0;
    z-index: 50;
    background: linear-gradient(to bottom, rgba(0, 0, 0, 0.9), rgba(0, 0, 0, 0.0));
    backdrop-filter: blur(6px);
  }

  .header__inner {
    max-width: var(--container-width);
    margin-inline: auto;
    padding-block: 20px;
    padding-inline: env(safe-area-inset-left) env(safe-area-inset-right);
    display: flex;
    align-items: center;
    justify-content: space-between;
  }

  .header__logo {
    margin: 0;
    font-family: var(--font-en-display);
    font-size: var(--fs-md);
    letter-spacing: 0.16em;
    padding-left: 20px;
  }

  .header__logo-link {
    position: relative;
    padding-block: var(--space-2xs);
    display: inline-block;
  }

  .header__logo-image {
    width: 165px;
    height: auto;
    display: block;
  }

  .header__logo-link::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    inset-block-end: 0;
    height: 1px;
    background-color: var(--text-primary);
    transform-origin: left;
    transform: scaleX(0);
    transition: transform 0.3s ease;
  }

  .header__logo-link:focus-visible::after,
  .header__logo-link:hover::after {
    transform: scaleX(1);
  }

  .hamburger{
    display: none;
  }

  .header__nav {
    font-size: var(--fs-sm);
  }

  .header__list {
    margin: 0;
    padding: 0 10px 0 0;
    list-style: none;
    display: flex;
    gap: 32px;
  }

  .header__item {
    position: relative;
  }

  .header__link {
    position: relative;
    padding-block: var(--space-2xs);
    letter-spacing: 0.18em;
    font-size:var(--fs-lg);
    font-weight: bold;
  }

  .header__link::after {
    content: "";
    position: absolute;
    inset-inline: 0;
    inset-block-end: 0;
    height: 1px;
    background-color: var(--color-white);
    transform-origin: center;
    transform: scaleX(0);
    transition: transform 0.25s ease;
  }

  .header__link:hover::after,
  .header__link:focus-visible::after {
    transform: scaleX(1);
  }

  .hero {
    padding-inline: 0;
    padding-top: 0;
    position: relative;
  }

  .mv__logo{
    position: absolute;
    width: 190px;
    height: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
  }

  .hero__inner {
    max-width: none;
    margin-inline: 0;
    position: relative;
    display: block;
  }

  .hero__image {
    position: relative;
    overflow: hidden;
    border-radius: 0;
    isolation: isolate;
    width: 100%;
    height: calc(100vh - 88px);
  }

  .hero__image::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(255, 255, 255, 0.16) 0%, rgba(0, 0, 0, 0.85) 70%);
    mix-blend-mode: soft-light;
    opacity: 0.8;
  }

  .hero__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transform-origin: center;
    transform: scale(1.04);
    filter: grayscale(100%) contrast(1.1);
    animation: hero-fade-in 1.2s ease-out forwards;
    opacity: 0;
  }

  .mv__logo img{
    transform: scale(1.04);
    filter: grayscale(100%) contrast(1.1);
    animation: hero-fade-in 1.2s ease-out forwards;
    opacity: 0;
  }

  .concept{
    position: relative;
    overflow: hidden;
    z-index: 0;
  }

  .concept::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 900px;
    height: 1500px;
    background: linear-gradient(
    120deg,
    rgba(255,255,255,0) 0%,
    rgba(255,255,255,0.15) 40%,
    rgba(255,255,255,0.25) 50%,
    rgba(255,255,255,0.15) 60%,
    rgba(255,255,255,0) 100%
  );
    filter: blur(60px);
    opacity: 0.9;
    transform: rotate(20deg);
    transform-origin: center;
    z-index: -1;
  }

  .concept__content {
    position: relative;
    max-width: var(--container-width);
    margin: 24px auto 0;
    padding-inline: var(--side-padding);
    z-index: 1;
  }

  .concept__heading {
    display: flex;
    flex-direction: row-reverse;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-lg);
  }

  .concept__first {
    min-width: 0;
    display: flex;
    align-items: flex-start;
  }

  .concept__first-mark {
    flex: 0 0 auto;
  }

  .concept__first-image {
    width: 180px;
    height: auto;
    display: block;
  }

  .concept__first-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
  }

  .concept__eyebrow {
    margin: 0 0 8px;
    font-family: var(--font-en-display);
    font-size: var(--fs-md);
    letter-spacing: 0.22em;
  }

  .concept__lead-ja {
    margin: 0 0 16px;
    font-size: var(--fs-base);
    letter-spacing: 0.16em;
  }

  .concept__title {
    margin: 0;
    line-height: 1;
    flex: 0 0 auto;
  }

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

  .concept__title-image {
    height: auto;
    display: block;
  }

  .concept__copy {
    margin: 24px 0 0;
    font-size: var(--fs-sm);
    color: var(--color-gray-100);
    z-index: 1;
  }

  .concept__copy-greeting {
    display: block;
    font-size:var(--fs-xl);
    line-height: 1.4;
    color: var(--text-primary);
    letter-spacing: 1.2em;
  }

  .concept__copy-text {
    display: block;
    margin-top: 12px;
    font-size: var(--fs-md);
    line-height: 1.9;
    color: var(--color-gray-100);
  }

  .concept__fresh {
    right: 0;
    top: calc(100% + 16px);
    display: flex;
    flex-direction: column;
    gap: 32px;
    pointer-events: none;
    z-index: 0;
  }

  .concept__fresh-mark {
    flex: 0 0 auto;
  }

  .concept__fresh-image {
    width: 180px;
    height: auto;
    display: block;
  }

  .concept__fresh-text {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
  }
  .concept__copy-wrap{
    padding: 0 5% 0 5%;
  }

  .concept__header {
    margin: 0 235px 0 0;
    display: flex;
  }

  .concept__fresh-title {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
  }

  .concept__fresh-en {
    margin: 0 0 8px;
    font-family: var(--font-en-display);
    font-size: var(--fs-md);
    letter-spacing: 0.22em;
    color: var(--text-primary);
  }

  .concept__fresh-ja {
    margin: 0;
    font-size: var(--fs-base);
    letter-spacing: 0.16em;
    color: var(--text-primary);
  }

  .concept__closing{
    font-size: var(--fs-lg);
    margin-top: var(--fs-xxl);
    margin-bottom: var(--fs-xxl);
  }

  .section {
    padding-inline: var(--side-padding);
    padding-bottom: var(--fs-xxl);
    margin-top: var(--fs-xxl) ;
  }

  .section__inner {
    max-width: var(--container-width);
    margin-inline: auto;
  }

  .section__inner--wide {
    max-width: var(--container-width);
  }

  .section__inner--about {
    max-width: var(--container-width);
  }

  .section__heading-row {
    position: relative;
  }

  .section__title-en {
    margin: 0;
    font-family: var(--font-en-display);
    font-size: var(--fs-xxl);
    letter-spacing: 0.16em;
  }

  .section__title-en--large {
    font-size: var(--fs-xxl);
  }

  .section__title-en--right {
    text-align:right;
    width:100%;
  }

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

  .section__title-image {
    display: block;
    max-width: 100%;
    height: auto;
  }

  .section__title-image--works{
    margin-right: auto;
  }

  .section__title-image--flow,
  .section__title-image--about {
    margin-left: auto;
    margin-right: 0;
  }

  .works {
    position: relative;
  }

  .works__rail {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-lg);
  }

  .works__card {
    background: rgba(0, 0, 0, 0.8);
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
  }

  .works__thumbnail {
    overflow: hidden;
    display: block;
  }

  .works__thumbnail img {
    width: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transform-origin: center;
    transform: scale(1.02);
    transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), filter 0.6s ease;
  }

  .works__category {
    margin: 0 0 6px;
    font-size: var(--fs-xs);
    letter-spacing: 0.18em;
    color: var(--color-gray-100);
  }

  .works__title {
    margin: 0;
    font-size: var(--fs-base);
  }

  .works__card:hover .works__thumbnail img {
    transform: scale(1.05);
    filter: grayscale(0%) brightness(100%); 
        border-color: #555555;
    box-shadow: 0 18px 40px rgba(0, 0, 0, 0.7);
  }

  .works__button-row {
    margin-top: var(--space-lg);
    display: flex;
    justify-content: center;
  }

  .button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--btn-padding);
    border: 1px solid var(--color-white);
    font-size: var(--fs-sm);
    letter-spacing: 0.22em;
    overflow: hidden;
    background-color: transparent;
    color: var(--text-primary);
    transition: color 0.3s ease, border-color 0.3s ease, background-color 0.3s ease;
  }

  .button__label {
    position: relative;
    z-index: 1;
  }

  .button::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(120deg, rgba(255, 255, 255, 0.12), rgba(255, 255, 255, 0.02));
    transform: translateX(-100%);
    transition: transform 0.4s ease;
  }

  .button:hover::before,
  .button:focus-visible::before {
    transform: translateX(0%);
  }

  .button--outline:hover,
  .button--outline:focus-visible {
    border-color: #888888;
  }

  .section--flow {
    padding-top: 0;
  }

  .worksflow__flow{
    background-image: url(./img/worksflow_bg.png);
    background-size: cover;
    padding-bottom: 50px;
  }

  .flow {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 60px;
    list-style: none;
    margin: 0 0 80px;
    padding-left: 30px;
  }

  .flow__item {
    position: relative;
  }

  .flow__step-number {
    font-family: var(--font-en-display);
    font-size: var(--fs-xl);
    letter-spacing: 0.12em;
    margin-bottom: 20px;
    font-weight: bold;
  }

  .flow__step-number::before {
    content: "step ";
    font-size: var(--fs-base);
    margin-right: 6px;
    opacity: .8;
  }

  /* 本体 */
  .flow__body {
    position: relative;
    padding-top: 30px;
    padding-right: 20px;
  }

  /* 上の横線 */
  .flow__body::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--color-white);
  }

  /* 右の縦線 */
  .flow__body::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 1px;
    height: 225px;
    background: var(--color-white);
  }

  /* 最後の線を消す */
  .flow__item:last-child .flow__body::after {
    display: none;
  }

  .flow__title {
    margin: 0 0 16px;
    font-size: var(--fs-md);
    text-align: center;
  }

  .flow__text {
    margin: 0;
    color: var(--color-gray-100);
    font-size: var(--fs-sm);
  }

  /* 全体 */
  .faq__list{
    list-style:none;
    padding:0;
    margin:0;
  }

  .faq__item{
    margin-bottom:30px;
  }

  .faq__item:last-child {
  margin-bottom: 0;
  }

  /* タイトルバー */
  .faq__question{
    width:100%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:10px 30px;
    border:none;
    cursor:pointer;
    color:#fff;
    background:linear-gradient(
      90deg,
      #000 0%,
      rgba(0,0,0,0.7) 40%,
      rgba(0,0,0,0.2) 100%
    );
    transition:0.3s;
  }

  .faq__question:hover{
    background:linear-gradient(
      90deg,
      #000 0%,
      rgba(0,0,0,0.9) 50%,
      rgba(0,0,0,0.3) 100%
    );
  }

  /* タイトル */
  .faq__title{
    font-size:var(--fs-lg);
    font-weight: bold;
    letter-spacing:0.05em;
    font-family: var(--font-base);
  }

  /* ＋アイコン */
  .faq__icon{
    position:relative;
    width:26px;
    height:26px;
    transition:0.4s;
  }

  .faq__icon::before,
  .faq__icon::after{
    content:"";
    position:absolute;
    background:#fff;
    transition:0.4s;
  }

  .faq__icon::before{
    width:26px;
    height:2px;
    top:50%;
    left:0;
    transform:translateY(-50%);
  }

  .faq__icon::after{
    width:2px;
    height:26px;
    left:50%;
    top:0;
    transform:translateX(-50%);
  }

  /* 開いたとき */
  .faq__item.is-open .faq__icon{
    transform:rotate(45deg);
  }

  /* 答え */
  .faq__answer{
    max-height:0;
    overflow:hidden;
    padding:0 30px;
    color:#fff;
    line-height:1.8;
    transition:
    max-height .3s ease,
    padding .3s ease;
    font-size: var(--fs-base);
  }

  /* 開いた状態 */
  .faq__item.is-open .faq__answer{
    max-height:200px;
    padding:10px 30px;
  }

  .section--skill {
    margin-top: var(--space-xl);
    position: relative;
    overflow: hidden;
  }

  .section--skill::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 800px;
    height: 1550px;
    background: linear-gradient(
    120deg,
    rgba(255,255,255,0) 0%,
    rgba(255,255,255,0.15) 40%,
    rgba(255,255,255,0.25) 50%,
    rgba(255,255,255,0.15) 60%,
    rgba(255,255,255,0) 100%
  );
    filter: blur(60px);
    opacity: 0.9;
    transform: rotate(-65deg);
    transform-origin: center;
    z-index: -1;
  }

  .skill__layout{
    width: 100%;
    display:flex;
    gap:var(--space-xl);
    align-items:flex-start;
  }

  .skill__content{
    padding: 80px 0 0 50px;
  }

  .skill__grid{
    width: 100%;
    flex:1;
    display:grid;
    grid-template-columns:repeat(3,1fr);
    margin-top: var(--fs-xxl);
    margin-right: 30px;
  }

  .skill__item{
    position: relative;
    padding:40px 30px;
    display:flex;
    flex-direction:column;
    align-items:center;
    text-align:center;
  }

  .skill__item::before{
    position: absolute;
    content: "";
    top: 20%;
    left: 100%;
    transform: translateX(-50%);
    background-color: #fff;
    width: 1px;
    height:260px;
  }

  .skill__item::after{
    position: absolute;
    content: "";
    bottom: -30px;
    left: 50%;
    transform: translateX(-55%);
    background-color: #fff;
    width: 260px;
    height: 1px;
  }

  .skill__icon{
    width:120px;
    margin-bottom:20px;
  }

  .skill__icon img{
    width:100%;
  }

  .skill__text {
    margin: 0;
    font-size: var(--fs-base);
    color: var(--color-gray-100);
  }

  .skill__lead{
    margin-top: var(--space-lg);
    line-height:1.9;
    color:var(--color-gray-100);
    font-size: var(--fs-base);
    max-width: 330px;
  }

  .section--about {
    padding-top: 0;
  }

  .about{
    display:flex;
    flex-direction:column;
    gap: var(--space-lg);
  }

  .about__content{
    display: flex;
    align-items:center;
    gap: 12%;
    max-width: 100%;
    margin: 0 auto;
  }

  .about__visual{
    width: calc(100% - 12% - 420px);
  }

  .about__visual img{
    width:100%;
    height:auto;
    display:block;
    filter: grayscale(100%) brightness(80%);
    transition: filter 0.3s ease;
  }
  .about__visual img:hover{
    filter: grayscale(0%) brightness(100%);
  }

  .about__body{
    width:420px;
  }

  .about__list {
    margin: 0;
    padding: 0;
  }

  .about__row {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    column-gap: 50px;
    padding-block: 10px;
    padding-top: 15px;
  }

  .about__term {
    margin: 0;
    font-size: var(--fs-sm);
    letter-spacing: 0.18em;
  }

  .about__desc {
    margin: 0;
    font-size: var(--fs-md);
  }

  .about__button-row {
    margin-top: var(--space-xl);
    display: flex;
    justify-content: center;
  }

  dt{
    font-weight: normal;
  }

  .footer {
    padding-block: 24px 30px;
    text-align: center;
  }

  .footer__copyright {
    color: var(--color-gray-100);
  }

  @keyframes hero-fade-in {
    0% {
      opacity: 0;
      transform: scale(1.08);
    }
    100% {
      opacity: 1;
      transform: scale(1.04);
    }
  }

  @media (max-width: 1210px) {
    :root {
      --fs-xxl: 60px;
      --section-margin: 50px;
    }

    .hero__image {
      height: 560px;
    }

    .skill__layout{
      flex-direction: column;
      gap: var(--space-md);
    }

    .skill__content{
      display: contents;
      align-items: center;
      gap: 35px;
      width: 100%;
    }

    .skill__lead{
      max-width: 100%;
      margin-top: 0;
    }

    .skill__grid {
      margin-top: 0;
    }

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

    .about {
      grid-template-columns: minmax(0, 1fr);
      row-gap: var(--space-lg);
    }

    .section__title-en--right {
      text-align: left;
    }
  }

  @media (max-width: 768px) {
    :root {
      --fs-xxl: 44px;
      --fs-xl: 24px;
      --fs-lg: 20px;
      --fs-md: 16px;
      --fs-sm: 14px;
      --fs-xs: 12px;
    }

    .spContent{
      display: block;
    }

    .pcContent{
      display: none;
    }

    .mv__logo {
      width: 100px;
    }

    .hamburger{
      display: block;
      width: 30px;
      height: 22px;
      position: fixed;
      top: 24px;
      right: 15px;
      cursor: pointer;
    }

    .hamburger-line{
      position: absolute;
      content: "";
      height: 2px;
      background-color: #fff;
      width: 100%;
      top: 50%;
      transform: translateY(-50%);
      transition: 0.5s;
    }

    .hamburger-line::before,
    .hamburger-line::after{
      position: absolute;
      content: "";
      height: 2px;
      background-color: #fff;
      width: 100%;
      transition: 0.5s;
    }

    .hamburger-line::before{
      top: -10px;
    }

    .hamburger-line::after{
      bottom: -10px;
    }

    /* ========================
    openがついたとき
    ======================== */
    .open .hamburger-line{
      background-color: transparent;
    }

    .open .hamburger-line::before{
      transform: rotate(45deg);
      top: 0;
    }
    .open .hamburger-line::after{
      transform: rotate(-45deg);
      bottom: 0;
    }
    /* ================================ */

    .header__inner{
      align-items: normal;
    }

    .header__list {
      display: none;
      padding: 60px;
    }

    .open .header__list {
      display: block;
    }

    .header__nav{
      margin-top: var(--space-lg);
    }

    .header__item{
      margin-bottom: 20px;
    }

    .hero__image {
      height: min(72vh, 520px);
    }

    .concept::before{
      width: 530px;
      height: 1000px;
      transform: rotate(-60deg);
    }

    .concept__heading {
      flex-direction: column;
      align-items: flex-start;
      gap: 18px;
      margin-bottom: 30px;
    }

    .concept__header {
      justify-content: space-between;
      margin: 0 auto 0 0;
    }

    .concept__first-image {
      width: 150px;
    }

    .concept__first {
      gap: 20px;
    }

    .concept__eyebrow{
      margin: 0;
      font-size: var(--fs-md);
    }

    .concept__lead-ja {
      margin: 0 0 20px;
      font-size: var(--fs-md);
      letter-spacing: normal;
    }

    .concept__first-text{
      text-align: end;
    }

    .concept__fresh {
      margin-top: 50px;
    }
    .concept__fresh-ja {
      font-size: var(--fs-sm);
    }

    .concept__fresh-text {
      display: block;
    }

    .concept__fresh-image {
      width: 150px;
    }

    .section__title-image {
      max-width: 165px;
      margin:0 auto 10px 0; 
    }

    .concept__title-image {
      max-width: 200px;
      margin-left: auto;
    }

    .concept__copy-greeting{
      font-size: var(--fs-xl);
      letter-spacing: 0.7em;
      margin-top: var(--space-md);
    }

    .concept__copy-text{
      font-size: var(--fs-md);
    }

    .concept__closing{
      font-size: var(--fs-lg);
    }

    .concept::before {
      width: 250px;
      height: 1000px;
    }
    
    .section__title-image--flow{
      max-width: 304px;
    }
    .flow__step-number{
      font-size: var(--fs-xl);
      margin-bottom: 0;
    }

    .flow {
      padding-left: 10px;
      grid-template-columns: 1fr;
    }
    
    .faq__title{
      font-size: var(--fs-lg); 
    }

    .flow__title{
      position: absolute;
      top: -35px;
      left: 50%;
      transform: translateX(-45%);
      width: 100%;
    }

    .flow__item {
      grid-template-columns: 64px minmax(0, 1fr);
      column-gap: var(--space-md);
    }
    /* 上の横線 */
    .flow__body::before {
      left: auto;
      right: 10px;
      width: 75%;
    }

    /* 横の線 */
    .flow__body::after {
      right: 10px;
      height: 150px;
    }

    .flow__item:last-child .flow__body::after {
    display: block;
  }

    .flow__step-number::before {
      margin-right: 0;
    }

    .section__title-image--skill{
      max-width: 140px;
    }

    .section--skill{
      margin-top: 0;
      overflow-x: hidden;
    }
    
    .skill__grid{
      display: block;
    }

    .skill__item::before{
      display: none;
    }

    .skill__item::after{
      transform: translateX(-50%);
    }
    
    .skill__item:last-child::after {
      display: none;
    }
    .section--about{
      margin-top: 0;
    }

    .about{
      gap: 0 ;
    }

    .about__desc{
      font-size: var(--fs-md);
    }

    .about__content{
      flex-direction:column;
      gap:30px;
    } 

    .about__visual{
      width:100%;
    }
    .about__row {
      margin-left: 20px;
    }

    .about__body{
      width: 100%;
    }
  }

  @media (max-width: 320px) {

        .concept__lead-ja {
          font-size: 10px;
        }
        .concept__copy-greeting {
          letter-spacing: 0.3em;
        }
        .concept__closing{
          font-size: 18px;
        }
        .section__title-image--flow{
          max-width: 100%;
        }
        .flow__title {
          transform: translateX(-36%);  
        }
        .faq__title {
          font-size: var(--fs-md);
        }
        .profile__row{
          display: block;
        }
        .profile__desc{
          margin-top: 5px;
        }
        .about__row {
          margin-left: 0;
          column-gap: 0;
        }
  }

  /* =================================
  PAGE HERO
  ================================= */

  .page-hero{
    padding-top:120px;
    padding-bottom:var(--space-xl);
    position:relative;
  }

  .page-hero__inner{
    position:relative;
  }

  .breadcrumb{ 
    padding-top: var(--space-lg);
  }

  .breadcrumb__list{
    display:flex;
    gap:10px;
    font-size:var(--fs-sm);
  }

  .breadcrumb__item{
    display:flex;
    align-items:center;
    font-size:var(--fs-xl);
    font-weight: bold;
  }

  .breadcrumb__item:not(:last-child)::after{
    content:">";
    margin-left:10px;
    color:var(--color-gray-300);
  }

  .breadcrumb__link{
    opacity:.8;
    transition:opacity .3s;
  }

  .breadcrumb__link:hover{
    opacity:1;
  }

  .page-hero__heading{
    display:flex;
    flex-direction:column;
    align-items:flex-end;
    position: relative;
    min-height: 120px;
  }

  .page-hero__heading::before{
    content: "";
    position: absolute;
    top: 61%;
    left: 0;
    width: 57%;
    height: 1px;
    background: #fff;
    opacity: 0.6;
    z-index: 1;
}

img.section__title-image.section__title-image--about {
  margin-left: auto;
  margin-right: 0;
}

.page-hero__lead{
  font-size:var(--fs-lg);
  margin-top:20px;
  text-align:right;
}

.page-hero__sub{
  display:block;
  font-size:var(--fs-md);
  margin-top:6px;
  opacity:.8;
}

.section__title{
  font-size: var(--fs-xxl);
  font-weight: bold;
}


  @media (max-width: 768px) {
    .page-hero__lead{
      font-size: var(--fs-lg);
    }

    .breadcrumb__item {
      font-size: var(--fs-md);
    }
    .page-hero {
      padding-bottom: 0;
    }
    
    .page-hero__heading::before {
      top: 50%;
    }
  }

  /* =================================
  PROFILE
  ================================= */
  .section__title-profile,.section__title-hobby{
    margin: 0;
    font-family: var(--font-en-display);
    font-size: var(--fs-xxl);
  }

  .profile__layout{
    position: relative;
    display:flex;
    justify-content: center;
    align-items: center;
    gap: 10%;
    flex-direction: row-reverse;
  }
  
  .section__title-profile {
    position: absolute;
    top: -105px;
    left: 100px;
} 

  .profile__image{
    width:520px;
  }

  .profile__image img{
    width:100%;
    height:auto;
    filter: grayscale(100%) brightness(80%);
    transition: filter 0.3s ease;
  }

  .profile__image img:hover{
    filter: grayscale(0%) brightness(100%);
  }

  .profile__row{
    display:flex;
    margin-bottom:20px;
  }

  .profile__term{
    width:150px;
    font-size:var(--fs-sm);
  }

  .profile__desc{
    flex:1;
    line-height:1.8;
  }

  .profile__row--message{
    margin-top:30px;
  }

  @media (max-width: 768px) {

    .breadcrumb{
      padding: 40px 0 30px 0;
    }

    .page-hero__sub {
      font-size: var(--fs-md);
    }

    .section__title{
      font-size: var(--fs-xxl);
    }

    .profile__image,.career__image,.hobby__item{
      max-width: 100%;
    }
    
    .profile__layout {
      padding: 0;
      flex-direction: column-reverse;
    }

    .profile__info {
      margin-top: 30px;
    }

    .profile__desc{
      font-size: var(--fs-md);
    }
    
    .profile__term{
      width: 100px;
    }

    .section__title-profile {
      top: -58px;
      left: 0;
    }
  }
  

  /* =================================
  CAREER
  ================================= */

  .career__layout{
    position: relative;
    display:flex;
    justify-content: center;
    gap: 10%;
    align-items:flex-start;
    flex-direction: row-reverse;
  }

  .section__title-career{
    position: absolute;
    top: -105px;
    right: 36%;
    margin: 0;
    font-family: var(--font-en-display);
    font-size: var(--fs-xxl);
  }

  .career__image{
    width:520px;
  }

  .career__image img{
  width:100%;
  display:block;
  filter: grayscale(100%) brightness(80%);
  transition: filter 0.3s ease;
  }

  .career__image img:hover{
    filter: grayscale(0%) brightness(100%);
  }

  .career__item{
    position:relative;
    display:flex;
    gap:20px;
    margin-bottom:var(--space-lg);
  }

  .career__item::before{
    content:"";
    position:absolute;
    left:15px;
    top:33px;
    width:1px;
    height:100%;
    background:#fff;
    opacity:.3;
  }
  .career__year{
    width:60px;
    font-size:var(--fs-base);
    color:var(--color-gray-300);
  }

  .career__title{
    margin-bottom:6px;
  }

  .career__list{
    padding-left:16px;
  }

  .career__list li{
    margin-bottom:var(--space-2xs);
  }

  .career__list li::marker{
    content:"◆ ";
    font-size:var(--fs-xxs);
  }

  .career__text{
    margin-top:6px;
  }

  .career__note{
    margin-top:30px;
    font-size:var(--fs-sm);
    color:var(--color-gray-300);
  }

  @media (max-width: 768px) {

    .career__layout {
      flex-direction: column;
    }

    .career__timeline{
      margin-top: 30px;
    }

    .section__title-career {
      top: -58px;
      left: 0;
    }

  }

  /* =================================
  HOBBY
  ================================= */

  .hobby__layout{
    position: relative;
    display:flex;
    justify-content: center;
    gap:10%;
    align-items:center;
    flex-direction: row-reverse;
  }

  .section__title-hobby{
    position: absolute;
    top: -120px;
    left: 205px;
  }

  .hobby__text{
    line-height:4.0;
  }

  .hobby__item{
  width: 520px;
  overflow:hidden;
  }

  .hobby__item img{
  width:100%;
  filter: grayscale(100%) brightness(80%);
  transition: filter 0.3s ease;
  }
  
  .hobby__item img:hover{
    filter: grayscale(0%) brightness(100%);
  }

  @media (max-width: 768px) {

    .hobby__layout{
      flex-direction: column-reverse;
    }

    .section__title-hobby{
      top: -65px;
      left: 0;
    }

    .hobby__layout{
      gap: 0;
    }

    .hobby__text{
      margin-top: 10px;
      line-height: 3.0;
    }

    .hobby__item-sp{
      max-width: 225px;
    }
    .hobby__item-sp{
      filter: grayscale(100%) brightness(80%);
      transition: filter 0.3s ease;
    }
    .hobby__item-sp:hover{
      transform: scale(1.05);
      filter: grayscale(0%); /* ホバーで色を戻す */
    }

    .hobby__text .hobby__item-sp{
      margin-left: auto;
    }
  }

  /* =================================
  WORKS PAGE LAYOUT
   ================================= */

.works-page {
  background-color: var(--bg-primary);
  color: var(--text-primary);
}

  .works .page-hero__heading{
  align-items:start;
  position: relative;
  }

  .works .page-hero__heading::before{
  position: absolute;
  top: 94%;
  left: auto;
  right: 0;
  width: 57%;
  height: 1px;
  background: #fff;
  opacity: 0.6;
  margin-right: 0;
  z-index: 1;
}

/* 制作実績一覧のグリッド */
.works-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  column-gap: var(--space-lg);
  row-gap: var(--space-xl); 
}

/* 個別カード */
.work-card {
  display: flex;
  flex-direction: column;
}

.work-card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  margin-bottom: var(--space-md);
  border: 1px solid rgba(255, 255, 255, 0.1); /* 枠線を薄く */
}

.work-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%); /* モノトーンに統一 */
  transition: transform 0.6s cubic-bezier(0.25, 1, 0.5, 1), filter 0.6s ease;
}


.work-card:hover .work-card__image img {
  transform: scale(1.05);
  filter: grayscale(0%); /* ホバーで色を戻す */
}

/* カード内テキスト要素 */
.work-card__title {
  font-family: var(--font-en-display);
  font-size:var(--fs-lg);
  letter-spacing: 0.1em;
  margin-bottom:var(--space-xs);
}

.work-card__meta {
  font-size: var(--fs-sm);
  color: var(--color-gray-100);
  margin-bottom: 12px;
}

/* スキルタグ */
.work-card__tags {
  display: flex;
  gap: var(--space-xs);
  margin-bottom: 20px;
}

.work-card__tag {
  background-color: #fff;
  color: #000;
  font-size: var(--fs-xxs);
  font-weight: bold;
  padding: 2px 12px;
  border-radius: 20px;
  letter-spacing: 0.05em;
}

.work-card__description {
  font-size: var(--fs-xs);
  line-height: 1.7;
  color: var(--color-gray-100);
}

@media (max-width: 1210px) {
  .works-list {
    display: block;
  }
}

@media (max-width: 768px) {
  .works-list {
    display: block;
  }

  .work-card {
    margin-bottom: 30px;
  }

  .works .page-hero__heading::before {
    top: 50%;
  }
}

/* =================================
  PAGINATION
   ================================= */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-md);
  margin-top: 100px;
  padding-bottom: 100px;
}

.pagination__list {
  display: flex;
  gap: 12px;
  list-style: none;
  padding: 0;
  margin: 0;
}

.pagination__item {
  width: 12px;
  height: 12px;
  background-color: #333; /* 非アクティブ */
  transition: background-color 0.3s ease;
}

/* 1つ目をアクティブ状態に（仮） */
.pagination__item:first-child {
  background-color: #fff;
}

.pagination__prev,
.pagination__next {
  background: none;
  border: none;
  color: #fff;
  font-size: var(--fs-md);
  cursor: pointer;
  padding: 0 10px;
  transition: opacity 0.3s;
}

.pagination__prev:hover,
.pagination__next:hover {
  opacity: 0.5;
}

@media (max-width: 768px) {
  .pagination {
    margin-top: 0;
  }
    
}

/* =========================
  CONTACT FORM
========================= */

.contact .page-hero__heading::before{
  top: 75%;
  left: 0;
  width: 57%;
  height: 1px;
  background: #fff;
  opacity: 0.6;
  margin-right: var(--space-lg);
  z-index: 1;
}

.contact-form {
  max-width: 900px;
  margin: 0 auto;
}

/* 1行 */
.form-group {
  display: grid;
  grid-template-columns: 200px 1fr;
  align-items: center;
  margin-bottom:var(--space-lg);
}

/* ラベル */
.form-group__label {
  font-size: var(--fs-lg);
}

/* 入力欄 */
.form-group__input {
  width: 100%;
  padding: 16px;
  background:#bbbbbb;
  border: none;
  color: #000;
}

/* textareaだけ高さ大きく */
.form-group--textarea .form-group__input {
  height: 200px;
}

@media (max-width: 768px) {
  .form-group {
    display: contents;
  }

  .form-group__label {
    font-size: var(--fs-md);
  }

  .form-group__input{
    margin-bottom: var(--space-md);
  }

  .contact .page-hero__heading::before {
    top: 45%;
    width: 53%;
  }
}

/* =========================
  PRIVACY
========================= */

.contact-form__privacy-box {
  background: #ddd;
  color: #000;
  padding: 20px;
  max-height: 200px;
  overflow-y: auto;
  margin-bottom: 20px;
}

.contact-form__checkbox {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--fs-xs);
}

input[type="checkbox"] {
  border-radius: 0;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
}

input[type="checkbox"] {
  position: relative;
  width: 16px;
  height: 16px;
  border: 0.5px solid #fff;
  vertical-align: -5px;
}

input[type="checkbox"]:checked:before {
  position: absolute;
  top: 2px;
  left: 5.5px;
  transform: rotate(50deg);
  width: 4px;
  height: 8px;
  border-right: 1px solid #fff;
  border-bottom: 1px solid #fff;
  content: '';
}

/* =========================
  SUBMIT
========================= */

.contact-form__submit {
  text-align: center;
  margin-top: var(--space-lg);
}

.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

/* 画面に入った時にJSでこのクラスをつける */
.fade-in.is-visible {
  opacity: 1;
  transform: translateY(0);
}