/*
Theme Name: J-POP Premium Ultra
Theme URI: [[サイトURL]]
Author: [[作者名]]
Description: 超高級魔改造WordPressテーマ
Version: 1.0
*/

:root {
  --color-accent1: #e63946;
  --color-accent2: #1d3557;
  --color-accent3: #f1faee;
}

body {
  font-family: 'Poppins', 'Playfair Display', sans-serif;
  background: #fff;
  color: #222;
  margin: 0;
  padding: 0;
}

.header__inner,
.footer__inner,
.main,
section {
  padding-left: 2rem;
  padding-right: 2rem;
  max-width: 1200px;
  margin: auto;
}

h1, h2, h3 {
  font-family: 'Playfair Display', serif;
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
}

a {
  color: var(--color-accent1);
  text-decoration: none;
  transition: all 0.3s ease;
}

a:hover {
  transform: scale(1.02);
  opacity: 0.8;
}

.header, .footer {
  background: var(--color-accent3);
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}

.main {
  display: flex;
  gap: 2rem;
}

.left-sidebar, .right-sidebar {
  flex: 1;
}

.center-content {
  flex: 2;
}

img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 1rem;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  transition: all 0.3s ease;
}

img:hover {
  transform: scale(1.02);
}

.slider {
  overflow: hidden;
  position: relative;
}

.slider__track {
  display: flex;
  animation: scroll 30s linear infinite;
}

.slider__item {
  flex: 0 0 auto;
  width: 100%;
  position: relative;
}

.slider__caption {
  position: absolute;
  bottom: 10px;
  left: 10px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(8px);
  padding: 0.5rem 1rem;
  border-radius: 1rem;
  font-size: 0.9rem;
  color: #fff;
}

.masonry {
  column-count: 3;
  column-gap: 1rem;
}

.masonry__item {
  break-inside: avoid;
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s ease;
}

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

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-100%); }
}

@media (max-width: 768px) {
  .main {
    flex-direction: column;
  }
  .masonry {
    column-count: 2;
  }
}

@media (max-width: 480px) {
  .masonry {
    column-count: 1;
  }
  .header__inner,
  .footer__inner,
  .main,
  section {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}