@charset "UTF-8";

/* CSS Document */
/* ==============================
   Reset
============================== */

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

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family:
        "Helvetica Neue",
        "Hiragino Kaku Gothic ProN",
        "Hiragino Sans",
        Arial,
        sans-serif;
    color: #111;
}


/* ==============================
   Main Layout
============================== */

.split {
    display: flex;
    align-items: flex-start;
    min-height: 100vh;
}


/* ==============================
   Left Side
============================== */

.left {
    position: sticky;
    top: 0;

    width: 50%;
    height: 100vh;

    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;

    padding-top: 26vh;

    background: #fff;
}

.left img {
    width: 150px;
    height: auto;
}


/* Top Copy */

.top-copy {
    margin-top: 100px;

    font-size: 15px;
    line-height: 1.9;
    letter-spacing: 0.08em;
	text-align: center;
}


/* ==============================
   Right Side
============================== */

.right {
    width: 50%;
    background: #000;
}


/* First Black Screen */

.right-top {
    position: relative;

    min-height: 100vh;

    display: flex;
    justify-content: center;
    align-items: flex-start;

    padding-top: 26vh;

    background: #000;
}

.right-top > img {
    width: 150px;
    height: auto;
}


/* ==============================
   Navigation
============================== */

.global-nav {
  position: fixed;
  top: 38px;
  right: 40px;
  z-index: 1000;
}

.global-nav ul {
    display: flex;
    align-items: center;
    gap: 28px;

    margin: 0;
    padding: 0;

    list-style: none;
}

.global-nav a {
    color: #fff;
    text-decoration: none;

    font-size: 13px;
    font-weight: 400;
    letter-spacing: 0.04em;
}

.global-nav a:hover {
    opacity: 0.6;
}


/* ==============================
   Philosophy
============================== */

.philosophy {
    min-height: 100vh;

    display: flex;
    flex-direction: column;
    justify-content: center;

    padding: 11vh 10vw 12vh 10vw;

    background: #fff;
    color: #111;
}

.philosophy > p:first-child {
    font-size: clamp(22px, 2.3vw, 38px);
    font-weight: 500;
    line-height: 1.9;
    letter-spacing: 0.02em;
}

.philosophy-message {
    margin-top: 55px;

    font-size: clamp(14px, 1.2vw, 18px);
    font-weight: 500;
    line-height: 1.8;
    letter-spacing: 0.02em;
}


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

@media screen and (max-width: 768px) {

    .split {
        display: block;
        min-height: auto;
    }

    .left,
    .right {
        width: 100%;
    }


    /* White Screen */

    .left {
        position: static;

        min-height: 100vh;
        height: auto;

        padding-top: 24vh;
    }

    .left img {
        width: 135px;
    }

   .top-copy {
  margin-top: 95px;

  font-size: 14px;
  line-height: 1.9;
  text-align: center;
}


    /* Black Screen */

    .right-top {
        min-height: 100vh;
        padding-top: 25vh;
    }

    .right-top > img {
        width: 135px;
    }


    /* Navigation */

    .global-nav {
        top: 32px;
        right: 24px;
    }

    .global-nav ul {
        gap: 24px;
    }

    .global-nav a {
        font-size: 12px;
    }


    /* Philosophy */

.philosophy {
    min-height: 100vh;
    padding: 12vh 12vw 12vh 16vw;
}

.philosophy > p:first-child {
    font-size: 26px;
    line-height: 1.9;
    letter-spacing: 0.02em;
}

.philosophy-message {
    margin-top: 48px;
    font-size: 16px;
    line-height: 1.8;
}

} /* 768px以下の設定はここまで */


/* Extra Small Screens */

@media screen and (max-width: 390px) {

    .global-nav {
        right: 18px;
    }

    .global-nav ul {
        gap: 18px;
    }

    .global-nav a {
        font-size: 11px;
    }

    .left img,
    .right-top > img {
        width: 125px;
    }

    .top-copy {
        font-size: 13px;
    }
}



/* ==============================
   WORKS
============================== */

.works {
    padding: 100px 7vw 30px;
    background: #fff;
    color: #111;
}

.works h2 {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: 0.08em;
    margin-bottom: 70px;
}

.work-item {
    margin-bottom: 90px;
}

.work-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #e8e8e8;
}

.work-item h3 {
    margin-top: 20px;
    font-size: 18px;
    font-weight: 500;
}

.work-item p {
    margin-top: 8px;
    font-size: 12px;
    letter-spacing: 0.08em;
}

/* WORKS Smartphone */

@media screen and (max-width: 768px) {
    .works {
        padding: 80px 8vw 100px;
    }

    .works h2 {
        font-size: 24px;
        margin-bottom: 50px;
    }

    .work-item {
        margin-bottom: 65px;
    }

    .work-item h3 {
        font-size: 16px;
    }
}


.work-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
}


/* WORKS Description */

.work-description {
    margin-top: 28px;
    border-top: 1px solid #ddd;
    padding-top: 18px;
}

.work-description summary {
    cursor: pointer;
    font-size: 13px;
    letter-spacing: 0.05em;
}

.work-description-body {
    margin-top: 24px;
    font-size: 14px;
    line-height: 2;
}

.work-description-body p {
    margin-bottom: 20px;
}


/* WORKS Fine Adjustment */

.work-links a,
.work-links a:visited {
    display: inline-block;
    margin-right: 20px;
    margin-bottom: 8px;
    color: #386B87;
    text-decoration: none;
    border-bottom: 1px solid #386B87;
    padding-bottom: 3px;
}

.work-links a:hover {
    color: #111;
    border-bottom-color: #111;
}

.work-description-body {
    max-width: 520px;
}


/* WORKS Staff Credits */

.work-credits {
    margin-top: 45px;
    padding-top: 25px;
    border-top: 1px solid #ddd;
}

.work-credits h4 {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}

.work-credits p {
    font-size: 12px;
    line-height: 2.2;
}


/* WORKS 横スクロール */

.works-slider {
    display: flex;
    gap: 32px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 25px;
    -webkit-overflow-scrolling: touch;
}

.works-slider > .work-item {
  flex: 0 0 100%;
    min-width: 0;
    scroll-snap-align: start;
    margin-bottom: 0;
}

.works-slider::-webkit-scrollbar {
    height: 4px;
}

.works-slider::-webkit-scrollbar-thumb {
    background: #aaa;
}


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

.contact {
    min-height: 65vh;
    padding: 100px 7vw 140px;
    background: #fff;
    color: #111;
}

.contact h2 {
    font-size: 28px;
    font-weight: 500;
    letter-spacing: 0.08em;
    margin-bottom: 70px;
}

.contact p {
    font-size: 14px;
    line-height: 2;
    margin-bottom: 35px;
}

.contact-mail {
    display: inline-block;
    color: #111;
    font-size: clamp(16px, 1.7vw, 22px);
    text-decoration: none;
    border-bottom: 1px solid #111;
    padding-bottom: 6px;
    overflow-wrap: anywhere;
}

.contact-mail:hover {
    opacity: 0.5;
}

@media screen and (max-width: 768px) {
    .contact {
        min-height: 55vh;
        padding: 80px 8vw 100px;
    }

    .contact h2 {
        font-size: 24px;
        margin-bottom: 50px;
    }
}


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

.contact-form {
    max-width: 560px;
    margin-top: 45px;
}

.form-group {
    margin-bottom: 30px;
}

.form-group label {
    display: block;
    font-size: 13px;
    margin-bottom: 12px;
}

.form-group input,
.form-group textarea {
    display: block;
    width: 100%;
    padding: 14px;
    border: 1px solid #ccc;
    border-radius: 0;
    background: #fff;
    color: #111;
    font: inherit;
    font-size: 14px;
}

.form-group textarea {
    resize: vertical;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: 1px solid #111;
    border-color: #111;
}

.form-honeypot {
    display: none;
}

.contact-submit {
    padding: 15px 55px;
    border: 1px solid #111;
    background: #111;
    color: #fff;
    font: inherit;
    font-size: 13px;
    cursor: pointer;
}

.contact-submit:hover {
    background: #fff;
    color: #111;
}

.contact-alternative {
    margin-top: 45px;
    font-size: 13px;
}

.contact-alternative a,
.contact-alternative a:visited {
    color: #111;
}



/* 黒いトップ画面のメッセージ */

.right-top {
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
}

.hero-message {
  margin-top: 80px;
  color: #fff;
  width: max-content;
  max-width: 90%;
  text-align: center;
}

.hero-message p {
  font-size: 15px;
  line-height: 2;
  letter-spacing: 0.04em;
}

.hero-message-bottom {
  margin-top: 28px;
}

@media screen and (max-width: 768px) {
  .hero-message {
    margin-top: 65px;
  }

  .hero-message p {
    font-size: 13px;
  }
}


/* ABOUT */

.about {
    padding: 0 7vw 100px;
    background: #fff;
    color: #111;
}

.about h2 {
  font-size: 28px;
  margin-bottom: 60px;
  letter-spacing: 0.04em;
}

.about-logo {
  margin-bottom: 50px;
}

.about-logo img {
  display: block;
  width: 100%;
  max-width: 100%;
  height: auto;
}

.about h3 {
  font-size: 20px;
  margin-bottom: 35px;
}

.about-text p {
  font-size: 14px;
  line-height: 2.2;
  margin-bottom: 30px;
}

@media screen and (max-width: 768px) {
  .about {
    padding: 80px 9%;
  }

  .about-logo img {
    max-width: 100%;
  }
}


/* WORKS ナビゲーション */

.works-navigation {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 28px;
  margin-top: 25px;
}

.works-navigation button {
  border: none;
  background: transparent;
  color: #111;
  font-size: 24px;
  cursor: pointer;
  padding: 8px 12px;
}

.works-navigation button:hover {
  opacity: 0.5;
}

.works-counter {
  font-size: 13px;
  letter-spacing: 0.1em;
}


/* グラフィック作品の拡大表示 */
.image-lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: rgba(0, 0, 0, 0.9);
  align-items: center;
  justify-content: center;
  padding: 30px;
  box-sizing: border-box;
}

.image-lightbox.is-open {
  display: flex;
}

.image-lightbox img {
  display: block;
  max-width: 100%;
  max-height: 90vh;
  width: auto;
  height: auto;
  object-fit: contain;
}

.image-lightbox-close {
  position: absolute;
  top: 15px;
  right: 25px;
  background: none;
  border: none;
  color: white;
  font-size: 36px;
  cursor: pointer;
}

/* 複数ページの作品ギャラリー */
.gallery-prev,
.gallery-next {
  display: none;
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0, 0, 0, 0.35);
  border: none;
  color: #fff;
  font-size: 32px;
  cursor: pointer;
  padding: 12px 18px;
  z-index: 2;
}

.gallery-prev {
  left: 12px;
}

.gallery-next {
  right: 12px;
}

.gallery-counter {
  display: none;
  position: absolute;
  bottom: 12px;
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 14px;
  letter-spacing: 0.1em;
}

.image-lightbox.is-gallery .gallery-prev,
.image-lightbox.is-gallery .gallery-next,
.image-lightbox.is-gallery .gallery-counter {
  display: block;
}

.gallery-prev:disabled,
.gallery-next:disabled {
  opacity: 0.25;
  cursor: default;
}


/* スマホ版 WORKS 横スライダー */
@media screen and (max-width: 768px) {
  .works-slider {
    display: flex;
    flex-direction: row;
    gap: 20px;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
	  padding-bottom: 0;
  }

      .works-slider > .work-item {
        flex: 0 0 100%;
        min-width: 0;
        scroll-snap-align: start;
    }

    .works-navigation {
        margin-top: 10px;
    }
}

/* スマホ版 セクション間の余白調整 */
@media screen and (max-width: 768px) {

  .works {
    padding-bottom: 45px;
  }

  .about {
    padding-top: 45px;
    padding-bottom: 45px;
  }

  .contact {
    padding-top: 45px;
  }

}

/* WORKS 見出しとナビゲーションを横並びに */

.works-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 40px;
}

.works-header h2 {
  margin-bottom: 0;
}

.works-header .works-navigation {
  margin: 0;
}

/* スマホ版 WORKS 見出しと画像の間隔 */
@media screen and (max-width: 768px) {
  .works-header {
    margin-bottom: 25px;
  }
}

/* スマホ版 スクロール案内 */

.scroll-guide {
    display: block;
    margin-top: 90px;
    text-align: center;
    font-size: 11px;
    letter-spacing: 0.15em;
    color: #fff;
    text-decoration: none;
}

@media screen and (max-width: 768px) {
  .scroll-guide {
    display: block;
    margin-top: 90px;
    font-size: 11px;
    letter-spacing: 0.15em;
    color: #111;
    text-decoration: none;
    text-align: center;
  }
}

/* スマホ版 BACK TO TOP */

.back-to-top {
  display: block;
  margin-top: 45px;
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: #111;
  text-decoration: none;
}

@media screen and (max-width: 768px) {
  .back-to-top {
    display: block;
    margin-top: 45px;
    text-align: center;
    font-size: 11px;
    letter-spacing: 0.15em;
    color: #111;
    text-decoration: none;
  }
}

/* PC版 SCROLL DOWN */
.scroll-guide-pc {
  display: block;
  margin-top: 90px;
  text-align: center;
  font-size: 11px;
  letter-spacing: 0.15em;
  color: #fff;
  text-decoration: none;
}

@media screen and (max-width: 768px) {
  .scroll-guide-pc {
    display: none;
  }
}

/* ナビゲーションの文字色切り替え */
.global-nav.is-scrolled a {
  color: #111;
}

/* スマホ版 固定メニューの背景 */
@media screen and (max-width: 768px) {
  .global-nav {
    top: 0;
    right: 0;
    left: 0;
    padding: 18px 8%;
    background: rgba(255, 255, 255, 0.60);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }

  .global-nav ul {
    justify-content: flex-end;
    gap: 22px;
  }

  .global-nav a {
    color: #111;
    font-size: 12px;
  }
}

/* トップページの左右のコピー */
.top-copy,
.hero-message {
  font-family: "Zen Maru Gothic", sans-serif;
  font-size: 16px;
}