/* === ベース設定 === */
:root {
  --bg-top: #fffaf7;
  --bg-bottom: #f2eae4;
  --accent: #c0498a;
  --accent-dark: #b0376d;
  --headline: #5c5048;
  --text-main: #3d3d3d;
  --radius: 10px;
}

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

body {
  font-family: 'Noto Sans JP', sans-serif;
  margin: 0;
  padding: 0;
  background: linear-gradient(to bottom, var(--bg-top), var(--bg-bottom));
  color: var(--text-main);
  line-height: 1.6;
}

/* ===== ヘッダー ===== */
.site-header {
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 1000;
  border-bottom: 1px solid #eee;
}
.site-header .container {
  max-width: 1200px; margin: 0 auto;
  padding: 10px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { margin: 0; font-size: 1.4rem; }
.logo a { text-decoration: none; color: var(--headline); }
.logo .accent { color: var(--accent); }
.main-nav a {
  margin-left: 16px; text-decoration: none;
  color: var(--headline); font-weight: 500;
  transition: color .2s;
}
.main-nav a:hover { color: var(--accent); }

/* ===== ヒーロー ===== */
.hero {
  display: flex; align-items: center; justify-content: center;
  height: 88vh; text-align: center; padding: 0 2%; position: relative;
}
.hero-content { position: relative; z-index: 1; }
.catch {
  font-size: 3.5rem; font-weight: 700;
  margin: 0 0 16px; color: var(--headline);
  letter-spacing: .03em; line-height: 1.2;
}
.hero .light { color: #d47f7f; }
.hero .highlight { color: var(--accent); }
.tagline { font-size: 1.2rem; margin-bottom: 32px; }
.hero-buttons .btn {
  display: inline-block; margin: 8px; padding: 14px 32px;
  border-radius: 30px; text-decoration: none; font-weight: 700; transition: .3s;
  background: #fff; color: var(--accent); border: 2px solid var(--accent);
}
.hero-buttons .btn:hover { background: var(--accent-dark); color: #fff; }
.btn.outline { background: transparent; color: var(--accent); }
.btn.outline:hover { background: var(--accent-dark); color: #fff; }

/* その他ページ用の汎用ボタン */
.btn-link {
  display: inline-block;
  margin-top: 16px;
  padding: 12px 24px;
  background: var(--accent);
  color: #fff;
  font-weight: 700;
  border-radius: 30px;
  text-decoration: none;
  transition: background 0.3s ease;
}

.btn-link:hover {
  background: var(--accent-dark);
}

/* ===== メイン共通 ===== */
main { max-width: 1000px; margin: 0 auto; padding: 60px 20px; }
h2 {
  font-size: 1.8rem; color: var(--headline);
  text-align: center; position: relative; margin-top: 0;
}
h2::after {
  content: ""; display: block; width: 48px; height: 4px;
  background: var(--accent); margin: 12px auto 0; border-radius: 2px;
}
p { margin: 0 0 1.2em; }

/* ===== Skills ===== */
.skill-list {
  list-style: none; padding: 0; margin: 24px auto 0;
  display: grid; grid-template-columns: repeat(auto-fit,minmax(240px,1fr));
  gap: 12px; max-width: 800px;
}
.skill-list li {
  background: #fff; border-radius: var(--radius);
  padding: 10px 16px; box-shadow: 0 4px 12px rgba(0,0,0,.05);
  font-weight: 500; font-size: 1rem;
}

/* ===== Works Cards ===== */
.card-container {
  display: grid; 
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px; 
  max-width: 1000px;
  margin: 0 auto;
}
.card {
  background: #fff; border-radius: 12px;
  box-shadow: 0 6px 18px rgba(0,0,0,.05);
  padding: 16px; width: 300px; position: relative;

  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 100%;
}
.card iframe { width: 100%; height: 180px; border: none; }
.card h3 { margin: 12px 0; font-size: 1.15rem; color: var(--headline); }
.card p { font-size: .95rem; color: #555; }

/* 動画カードのホバーアニメーション */
#videos .card {
  transition: transform 0.3s ease;
}
.card iframe:hover {
  transform: translateY(-5px);
}

.aspect-ratio {
  position: relative;
  width: 100%;
  padding-top: 56.25%;
  overflow: hidden;
}

.aspect-ratio iframe {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%; border: none;
}

/* イラストカード */
#illustration .card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-top: 1.5rem;
}

#illustration .card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.08);
  transition: transform 0.3s ease;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

#illustration .card img:hover {
  transform: scale(1.05);
  transition: transform 0.3s ease;
}

#illustration .card  img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  max-height: 250px;
}

#illustration .card-body {
  padding: 1rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  flex-grow: 1;
}

#illustration .card-title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

#illustration .card-text {
  font-size: 0.95rem;
  color: #555;
  line-height: 1.4;
  margin-top: auto;
}

/* バッジ */
.card[data-badge]::before {
  content: attr(data-badge);
  position: absolute; top: -10px; left: -10px;
  background: var(--accent); color: #fff;
  font-size: .75rem; padding: 4px 8px; border-radius: 4px;

  /* リボン風に少し回転＋影 */
transform: rotate(-5deg);
box-shadow: 0 2px 6px rgba(0,0,0,.2);
}

/* ===== Contact ===== */
#contact { text-align: center; margin-top: 80px; }
#contact a { color: var(--accent); font-weight: 700; text-decoration: none; }
#contact a:hover { color: var(--accent-dark); }
.profile-snippet { margin-top: 24px; font-size: .9rem; }

/* ===== Footer ===== */
footer { text-align: center; padding: 24px; font-size: .85rem; color: #666; }

/* ===== Fade-in Animation ===== */
.fade-in { opacity: 0; transform: translateY(40px); transition: opacity .6s ease, transform .6s ease; }
.visible { opacity: 1; transform: none; }

/* ===== Responsive ===== */
@media (max-width: 600px) {
  .catch { font-size: 2.4rem; }
  .tagline { font-size: 1rem; }
  .hero-buttons .btn { width: 100%; padding: 12px; }
  .main-nav { display: none; } /* 将来ハンバーガー対応も可 */
  h2 { font-size: 1.6rem; }
  .card { width: 100%; }
}

/* シャボン玉レイヤー */
.bubbles-bg {
  position: absolute;
  inset: 0;
  background: url("images/bubbles.png") center /120% no-repeat;
  opacity: 1;
  animation: floatBubbles 10s ease-in-out infinite;
  z-index: 0;
  pointer-events: none;
}

/* 泡ふわふわ */
@keyframes floatBubbles {
  0%   { transform: translate(0,0);}
  25%  { transform: translate(-20px,-40px);}
  50%  { transform: translate(0,-60px);}
  75%  { transform: translate(20px,-40px);}
  100% { transform: translate(0,0);}
} 

/* スマホで見切れないようにサイズ調整 */
@media (max-width: 600px) {
  .bubbles-bg {
    background-size: 160%;
  }
}

@media(max-width: 600px) {
  .hero::before,
  .hero::after {
    content: "";
    position: absolute;
    left: 0;
    width: 100%;
    height: 40%;
    background: url("images/bubbles.png") no-repeat center top / cover;
    opacity: 0.6;
    pointer-events: none;
    z-index: 0;
  }

  .hero::before {
    top: -30px;
  }

  .hero::after {
    bottom: -30px;
  }

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

/* ハンバーガーメニュー共通設定 */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  width: 30px;
  height: 24px;
  position: absolute;
  top: 20px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: 1100;
}

.hamburger span {
  background: #cc3388;
  display: block;
  width: 100%;
  height: 3px;
  background-color: #cc3388;
  border-radius: 2px;
  transition: all 0.3s ease;
}

/* メディアクエリ（スマホ時にハンバーガー表示） */
@media (max-width: 768px) {
  .hamburger {
    display: flex;
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 1000;
    background: none;
    border: none;
    padding: 0;
  }

.hamburger span {
  display: block;
  width: 100%;
  height: 4px;
  background-color: #cc3388;
  border-radius: 2px;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 60px;
    right: 20px;
    background: #fff;
    border: 1px solid #ccc;
    border-radius: 10px;
    padding: 10px;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
    flex-direction: column;
    z-index: 1000;
  }

  .main-nav a {
    display: block;
    margin: 8px 0;
    color: var(--headline);
  }

  .main-nav.active {
    display: flex;
  }
}

/* イラスト画像 */
.art-gallery {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.art-item img {
  width: 100%;
  max-width: 500px;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 0 auto;
}

.art-item p {
  margin-top: 0.5rem;
  font-size: 1rem;
  color: #444;
}

/* モーダル(画像クリックで拡大) */
#image-modal {
  display: none;
  position: fixed;
  z-index: 999;
  left: 0; top: 0;
  width: 100%; height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

#image-modal img{
  max-width: 90%; max-height: 90%;
  border-radius: 10px;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
  transition: transform 0.3s ease;
  transform: scale(1);
  cursor: zoom-out;
}

#gallery-caption {
  color: #fff;
  margin-top: 1rem;
  text-align: center;
  font-size: 1rem;
}

/* 動画のアスペクト比を保つラッパー　*/
.video-wrapper {
  width: 100%;
  overflow: hidden;
  position: relative;
}

.video-wrapper iframe {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%; border: none;
  pointer-events: auto;
  display: block;
}

iframe {
  vertical-align: middle;
}

/* Blender作品ページ */
.section-tittle {
  font-size: 2rem;
  font-weight: bold;
  margin-top: 48px;
  margin-bottom: 12px;
  text-align: center;
}

.section-description {
  font-size: 1rem;
  color: #555;
  margin-bottom: 40px;
  text-align: center;
}

/* カード画像のサイズを統一 */
.card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 8px;
  transition: transform 0.3s ease;  
}

.card img:hover {
  transform: scale(1.05); 
}