/* ==========================================================================
   Mochida Manato - Works Portfolio
   共通スタイルシート
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Jost:wght@400;500;600;700&family=Noto+Sans+JP:wght@400;500;700&display=swap');

:root {
  --bg: #1c1c1c;
  --white: #ffffff;
  --dark-text: #2e2e2e;
  --muted: #d9d9d9;
  --font-en: 'Jost', sans-serif;
  --font-jp: 'Noto Sans JP', 'Jost', sans-serif;
  --ease-smooth: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-en);
  overflow-x: hidden;
  overflow-y: auto;
}

a {
  color: inherit;
}

/* ---------- ウィンドウに収める外枠 ---------- */
.stage {
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: auto;
  background: var(--bg);
  padding: 24px;
}

/* ---------- ページ共通キャンバス（1920×1080固定・JSでスケール） ---------- */
.page {
  position: relative;
  width: 1920px;
  height: 1080px;
  flex-shrink: 0;
  overflow: hidden;
  transform-origin: center center;
  margin: 0 auto;
}

/* ---------- ナビゲーション（左上ピル） ---------- */
.nav-pill {
  position: absolute;
  top: 32px;
  left: 45px;
  width: 471px;
  height: 47px;
  background: var(--white);
  border-radius: 23.5px;
  display: flex;
  align-items: center;
  justify-content: space-evenly;
  z-index: 100;
}

.nav-link {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 16px;
  letter-spacing: 0.16px;
  color: var(--dark-text);
  text-decoration: none;
  padding: 9px 18px;
  border-radius: 18px;
  transition: background-color 0.2s ease, color 0.2s ease;
  white-space: nowrap;
}

.nav-link:hover {
  background: #ececec;
}

.nav-link.is-active {
  background: var(--dark-text);
  color: var(--white);
  font-weight: 600;
}

/* ---------- 装飾サークル（Ellipse） ---------- */
.circle {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  pointer-events: none;
}

/* ---------- 背景の大きなウォーターマーク文字 ---------- */
.watermark {
  position: absolute;
  font-family: var(--font-en);
  font-weight: 700;
  font-size: 280px;
  line-height: 1;
  letter-spacing: 34px;
  color: var(--white);
  opacity: 0;
  white-space: nowrap;
  pointer-events: none;
  z-index: 0;
  animation: fadeIn 1.6s var(--ease-out) 0.1s forwards;
}
@keyframes fadeIn {
  to { opacity: 0.1; }
}

/* ---------- コピーライト（右下固定） ---------- */
.copyright {
  position: absolute;
  right: 67px;
  top: 1019px;
  font-family: var(--font-en);
  font-size: 14px;
  letter-spacing: 5.46px;
  color: var(--white);
  white-space: nowrap;
}

/* ---------- プロフィール写真（丸型） ---------- */
.portrait {
  position: absolute;
  left: 1064px;
  top: 202px;
  width: 695px;
  height: 695px;
  border-radius: 50%;
  overflow: hidden;
  background: #333;
}
.portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

/* ---------- 見出し「Mochida Manato」 ---------- */
.hero-name {
  position: absolute;
  left: 210px;
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 181px;
  line-height: 0.876;
  letter-spacing: 1.81px;
  color: var(--white);
  margin: 0;
  z-index: 1;
}
.hero-name p {
  margin: 0;
}

/* ---------- 初回表示アニメーション（文字がふわっと現れる） ---------- */
.anim-in {
  opacity: 0;
  transform: translateY(28px);
  animation: fadeUp 0.9s var(--ease-out) forwards;
}
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================================================
   TOP ページ
   ========================================================================== */
.page-top .hero-name {
  top: 300px;
}
.page-top .tagline {
  position: absolute;
  left: 213px;
  top: 661px;
  font-size: 32px;
  font-weight: 400;
  letter-spacing: 12.48px;
  line-height: 0.876;
  margin: 0;
}
.page-top .watermark--label {
  right: 70px;
  top: -250px;
  left: auto;
  width: auto;
  text-align: right;
}

/* ==========================================================================
   ABOUT ページ
   ========================================================================== */
.page-about .hero-name {
  top: 259px;
}
.page-about .watermark--label {
  left: 450px;
  top: 460px;
  width: 1920px;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.page-about .name-jp {
  position: absolute;
  left: 211px;
  top: 585px;
  font-family: var(--font-jp);
  font-weight: 600;
  font-size: 48px;
  line-height: 1.59;
  letter-spacing: 9.6px;
  margin: 0;
}

.stats {
  position: absolute;
  left: 469px;
  top: 720px;
  display: flex;
  gap: 73px;
}
.stats .stat {
  position: relative;
  color: var(--muted);
}
.stats .stat .num {
  display: block;
  font-family: var(--font-en);
  font-weight: 600;
  font-size: 64px;
  letter-spacing: -1.92px;
  line-height: 1;
}
.stats .stat .label {
  display: block;
  font-family: var(--font-en);
  font-weight: 400;
  font-size: 11px;
  letter-spacing: 0.77px;
  margin-bottom: 4px;
}

.bio-jp {
  position: absolute;
  left: 469px;
  top: 845px;
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 24px;
  line-height: 1.59;
  letter-spacing: 4.8px;
  color: var(--white);
  margin: 0;
}
.bio-jp p {
  margin: 0;
}

/* ==========================================================================
   WORKS ページ（ホバーで縦スクロールするカルーセル）
   ========================================================================== */
.page-works .watermark--label {
  right: 400px;
  top: 20px;
  width: 1920px;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.works-heading {
  position: absolute;
  left: 195px;
  top: 210px;
  font-family: var(--font-jp);
  font-weight: 400;
  font-size: 112px;
  line-height: 1.05;
  letter-spacing: -3.2px;
  margin: 0;
  z-index: 1;
}
.works-heading p {
  margin: 0;
  white-space: pre;
}

/* カルーセルを表示する窓（この範囲だけが見える） */
.works-viewport {
  position: absolute;
  left: 900px;
  top: 165px;
  width: 880px;
  height: 750px;
  overflow: hidden;
  z-index: 1;
  border-radius: 32px;
  -webkit-mask-image: linear-gradient(to bottom,
    transparent 0,
    rgba(0,0,0,0.35) 60px,
    #000 130px,
    #000 calc(100% - 130px),
    rgba(0,0,0,0.35) calc(100% - 60px),
    transparent 100%);
  mask-image: linear-gradient(to bottom,
    transparent 0,
    rgba(0,0,0,0.35) 60px,
    #000 130px,
    #000 calc(100% - 130px),
    rgba(0,0,0,0.35) calc(100% - 60px),
    transparent 100%);
}

/* カードを縦に並べるトラック。JSでtranslateYさせる */
.works-track {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
  transition: transform 0.7s var(--ease-smooth);
  will-change: transform;
}

.work-card {
  position: relative;
  flex-shrink: 0;
  width: 880px;
  height: 550px;
  border: 1px solid rgba(255, 255, 255, 0.7);
  border-radius: 32px;
  background: var(--bg);
  overflow: hidden;
  text-decoration: none;
  display: block;
  transition: background-color 0.3s ease, border-color 0.4s ease, transform 0.5s var(--ease-smooth);
  transform: scale(0.92);
  opacity: 0.55;
}
.work-card.is-active {
  opacity: 1;
  transform: scale(1);
  border-color: rgba(255, 255, 255, 0.95);
}
.work-card:hover {
  background: #242424;
}

.work-card .work-title {
  position: absolute;
  left: 40px;
  top: 34px;
  font-family: var(--font-jp);
  font-size: 22px;
  letter-spacing: 1px;
  color: var(--white);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease-out) 0.15s, transform 0.5s var(--ease-out) 0.15s;
}
.work-card.is-active .work-title {
  opacity: 1;
  transform: translateY(0);
}

.work-card .work-arrow {
  position: absolute;
  right: 26px;
  bottom: 26px;
  width: 60px;
  height: 60px;
  border-radius: 15px;
  background: #f2f2f2;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s var(--ease-out) 0.25s, transform 0.5s var(--ease-out) 0.25s;
}
.work-card.is-active .work-arrow {
  opacity: 1;
  transform: translateY(0);
}
.work-card .work-arrow svg {
  width: 24px;
  height: 24px;
}

/* 上下のホバーゾーン：ここにカーソルを置くと作品が切り替わる */
.works-hover-zone {
  position: absolute;
  left: 900px;
  width: 880px;
  height: 140px;
  z-index: 2;
  cursor: pointer;
}
.works-hover-zone--up {
  top: 165px;
}
.works-hover-zone--down {
  top: 775px;
}

.works-hint {
  position: absolute;
  left: 900px;
  top: 930px;
  width: 880px;
  text-align: center;
  font-family: var(--font-jp);
  font-size: 13px;
  letter-spacing: 2px;
  color: rgba(255, 255, 255, 0.4);
  z-index: 1;
}

/* 上下ホバー中に見せる矢印インジケーター */
.works-nav-indicator {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
  z-index: 3;
}
.works-nav-indicator svg {
  width: 22px;
  height: 22px;
}
.works-nav-indicator--up {
  left: 1340px;
  top: 205px;
}
.works-nav-indicator--down {
  left: 1340px;
  top: 845px;
}
.works-hover-zone--up:hover ~ .works-nav-indicator--up,
.works-hover-zone--down:hover ~ .works-nav-indicator--down {
  opacity: 1;
}

/* ==========================================================================
   CONTACT ページ
   ========================================================================== */
.page-contact .watermark--label {
  right: 200px;
  top: 550px;
  width: 1920px;
  height: 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.contact-block {
  position: absolute;
  left: 890px;
  top: 300px;
  z-index: 1;
}

.contact-email {
  display: flex;
  align-items: center;
  gap: 25px;
  text-decoration: none;
  color: var(--white);
}
.contact-email svg {
  width: 55px;
  height: 35px;
  flex-shrink: 0;
}
.contact-email span {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 64px;
  letter-spacing: 0.64px;
}

.social-links {
  display: flex;
  gap: 45px;
  margin-top: 140px;
  padding-left: 644px;
}
.social-links a {
  width: 102px;
  height: 102px;
  border-radius: 50%;
  background: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
  transition: transform 0.2s ease;
}
.social-links a:hover {
  transform: scale(1.06);
}
.social-links svg {
  width: 44px;
  height: 44px;
}


#cursor-ring {
  position: fixed;
  left: 0;
  top: 0;
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255, 255, 255, .9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  pointer-events: none;
  transform: translate(-50%, -50%);
  z-index: 99999;
  transition: width .25s ease, height .25s ease, background-color .18s ease;
}

.cursor-icon {
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(.6);
  transition: opacity .18s, transform .22s;
}

.cursor-icon svg {
  width: 18px;
  height: 18px;
  stroke: #fff;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

#cursor-ring.is-hover {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, .20);
  backdrop-filter: blur(8px);
}

#cursor-ring.is-hover .cursor-icon {
  opacity: 1;
  transform: scale(1);
}

#cursor-ring.is-down {
  background: rgba(255, 255, 255, .58);
  transform: translate(-50%, -50%) scale(.82);
}

.nav-link,
.work-card,
.contact-email,
.social-links a {
  transition: transform .35s cubic-bezier(.22, 1, .36, 1);
  will-change: transform;
}

@media (max-width: 1280px) {
  .nav-pill {
    left: 24px;
    top: 24px;
    width: auto;
    max-width: calc(100% - 48px);
    padding: 0 14px;
    gap: 4px;
    flex-wrap: wrap;
    height: auto;
    min-height: 47px;
  }

  .nav-link {
    font-size: 14px;
    padding: 8px 12px;
  }

  .watermark {
    font-size: 180px;
    letter-spacing: 20px;
  }

  .page-top .hero-name {
    left: 80px;
    top: 250px;
    font-size: 140px;
  }

  .page-top .tagline {
    left: 82px;
    top: 560px;
    font-size: 24px;
    letter-spacing: 8px;
  }

  .page-about .hero-name {
    left: 80px;
    top: 220px;
    font-size: 140px;
  }

  .page-about .name-jp {
    left: 80px;
    top: 530px;
    font-size: 38px;
    letter-spacing: 6px;
  }

  .stats {
    left: 80px;
    top: 640px;
    gap: 42px;
  }

  .bio-jp {
    left: 80px;
    top: 770px;
    font-size: 20px;
    letter-spacing: 3px;
  }

  .portrait {
    right: 80px;
    top: 220px;
    width: 420px;
    height: 420px;
  }

  .page-works .works-heading {
    left: 80px;
    top: 180px;
    font-size: 84px;
  }

  .works-viewport {
    left: 560px;
    top: 180px;
    width: 620px;
    height: 650px;
  }

  .work-card {
    width: 100%;
    height: 420px;
  }

  .works-hover-zone {
    left: 560px;
    width: 620px;
    height: 120px;
  }

  .works-hover-zone--up {
    top: 180px;
  }

  .works-hover-zone--down {
    top: 710px;
  }

  .works-nav-indicator--up {
    left: 890px;
    top: 210px;
  }

  .works-nav-indicator--down {
    left: 890px;
    top: 740px;
  }

  .works-hint {
    left: 560px;
    top: 860px;
    width: 620px;
  }

  .page-contact .contact-block {
    left: 80px;
    top: 240px;
  }

  .contact-email span {
    font-size: 42px;
  }

  .social-links {
    margin-top: 80px;
    padding-left: 0;
    gap: 24px;
  }
}

@media (max-width: 900px) {
  .stage {
    align-items: flex-start;
    justify-content: flex-start;
    padding: 16px;
  }

  .page {
    transform-origin: top center;
  }

  .copyright {
    right: 20px;
    top: auto;
    bottom: 20px;
    font-size: 12px;
    letter-spacing: 3px;
  }

  .nav-pill {
    position: relative;
    top: 0;
    left: 0;
    margin-bottom: 24px;
    width: 100%;
  }

  .page-top .hero-name,
  .page-about .hero-name {
    position: relative;
    left: 0;
    top: 0;
    font-size: 86px;
    margin-top: 20px;
  }

  .page-top .tagline {
    position: relative;
    left: 0;
    top: 0;
    margin-top: 12px;
    font-size: 20px;
    letter-spacing: 6px;
  }

  .page-top .portrait,
  .page-about .portrait {
    position: relative;
    left: 0;
    top: 0;
    width: min(100%, 320px);
    height: min(100%, 320px);
    margin-top: 24px;
  }

  .page-about .name-jp,
  .stats,
  .bio-jp {
    position: relative;
    left: 0;
    top: 0;
    margin-top: 20px;
  }

  .stats {
    flex-wrap: wrap;
    gap: 24px;
  }

  .page-about .watermark--label,
  .page-top .watermark--label,
  .page-contact .watermark--label,
  .page-works .watermark--label {
    display: none;
  }

  .page-works .works-heading {
    position: relative;
    left: 0;
    top: 0;
    font-size: 56px;
    margin-top: 16px;
  }

  .page-works .works-viewport {
    position: relative;
    left: 0;
    top: 0;
    width: 100%;
    height: 420px;
    margin-top: 24px;
  }

  .works-hover-zone,
  .works-nav-indicator,
  .works-hint {
    display: none;
  }

  .page-contact .contact-block {
    position: relative;
    left: 0;
    top: 0;
    margin-top: 24px;
  }

  .contact-email span {
    font-size: 24px;
  }

  .social-links {
    margin-top: 40px;
    padding-left: 0;
  }
}

@media (max-width: 600px) {
  .nav-pill {
    justify-content: center;
    padding: 10px 12px;
  }

  .nav-link {
    font-size: 12px;
    padding: 7px 10px;
  }

  .page-top .hero-name,
  .page-about .hero-name {
    font-size: 60px;
    line-height: 1;
  }

  .page-top .tagline {
    font-size: 16px;
    letter-spacing: 4px;
  }

  .page-about .name-jp {
    font-size: 28px;
    letter-spacing: 3px;
  }

  .stats .stat .num {
    font-size: 40px;
  }

  .stats .stat .label {
    font-size: 10px;
  }

  .bio-jp {
    font-size: 16px;
    letter-spacing: 2px;
  }

  .page-works .works-heading {
    font-size: 38px;
  }

  .work-card {
    height: 320px;
    border-radius: 20px;
  }

  .contact-email {
    flex-direction: column;
    align-items: flex-start;
    gap: 12px;
  }

  .contact-email span {
    font-size: 18px;
    letter-spacing: 0.5px;
  }

  .social-links a {
    width: 72px;
    height: 72px;
  }
}