/* ============================================================
   MOTION WORKS — 動画制作の作例集（motion.html と トップの紹介枠）
   style.css の変数（--accent / --line / --bg2 など）をそのまま使う
   ============================================================ */

/* ---------- 絞り込み ---------- */
.mw-filters { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 36px; }
.mw-chip {
  font-family: var(--font-jp); font-size: 13px; font-weight: 700; letter-spacing: 0.08em; line-height: 1.4;
  color: var(--muted); background: var(--panel); border: 1px solid var(--line);
  border-radius: 999px; padding: 10px 20px; cursor: pointer;
  transition: color 0.3s, border-color 0.3s, background 0.3s;
}
.mw-chip:hover { color: var(--text); border-color: var(--accent); }
.mw-chip.is-active { color: #05060f; background: var(--grad); border-color: transparent; }

/* ---------- 作例カード（高さの違う動画を石畳状に並べる） ---------- */
.mw-grid { column-width: 320px; column-gap: 22px; }
.mw-card {
  break-inside: avoid; -webkit-column-break-inside: avoid; margin-bottom: 22px;
  border-radius: 20px; overflow: hidden; border: 1px solid var(--line); background: var(--bg2);
  transition: transform 0.5s var(--ease), border-color 0.4s;
}
.mw-card:hover { transform: translateY(-6px); border-color: var(--accent); }
.mw-card.is-hidden { display: none; }
.mw-media {
  position: relative; display: block; width: 100%; padding: 0; border: 0;
  background: #000; cursor: pointer; overflow: hidden;
}
.mw-media video, .mw-media img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; max-width: none;
}
.mw-ar-16x9 { aspect-ratio: 16 / 9; --mw-r: 1.7778; }
.mw-ar-9x16 { aspect-ratio: 9 / 16; --mw-r: 0.5625; }
.mw-ar-1x1 { aspect-ratio: 1 / 1; --mw-r: 1; }
.mw-ar-4x5 { aspect-ratio: 4 / 5; --mw-r: 0.8; }
.mw-play {
  position: absolute; right: 14px; bottom: 14px; width: 44px; height: 44px; border-radius: 50%;
  background: rgba(5, 6, 15, 0.72); border: 1px solid rgba(255, 255, 255, 0.22);
  transition: transform 0.3s var(--ease), background 0.3s;
}
.mw-play::after {
  content: ""; position: absolute; left: 50%; top: 50%; margin: -7px 0 0 -4px;
  border-style: solid; border-width: 7px 0 7px 12px; border-color: transparent transparent transparent #fff;
}
.mw-media:hover .mw-play, .mw-media:focus-visible .mw-play { transform: scale(1.1); background: var(--accent); }
.mw-media:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.mw-body { padding: 20px 22px 24px; }
.mw-tag {
  display: inline-block; font-size: 11px; font-weight: 700; letter-spacing: 0.1em; line-height: 1.6;
  color: var(--accent); border: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  border-radius: 999px; padding: 2px 12px;
}
.mw-body h3, .mw-modal-title { font-size: 17px; font-weight: 700; line-height: 1.6; margin-top: 10px; }
.mw-desc { color: var(--muted); font-size: 13.5px; line-height: 1.8; margin-top: 8px; }
.mw-meta { display: flex; flex-wrap: wrap; gap: 4px 16px; margin-top: 12px; font-size: 12px; color: var(--muted); }
.mw-meta b { color: var(--text); font-weight: 700; margin-right: 6px; }
.mw-note { margin-top: 24px; color: var(--muted); font-size: 13px; }

/* ---------- 拡大表示 ---------- */
.mw-modal {
  position: fixed; inset: 0; z-index: 9000; display: none; align-items: center; justify-content: center;
  padding: 20px; background: rgba(5, 6, 15, 0.92); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
}
.mw-modal.is-open { display: flex; }
.mw-modal-inner {
  position: relative; width: 100%; max-height: 100%; overflow-y: auto;
  max-width: max(360px, min(1000px, calc(70vh * var(--mw-r, 1.7778))));
  background: var(--bg2); border: 1px solid var(--line); border-radius: 20px;
}
.mw-modal-media {
  margin: 0 auto; background: #000;
  width: min(100%, calc(70vh * var(--mw-r, 1.7778))); aspect-ratio: var(--mw-ar, 16 / 9);
}
.mw-modal-media video, .mw-modal-media iframe { display: block; width: 100%; height: 100%; border: 0; background: #000; }
.mw-modal-body { padding: 18px 24px 24px; }
.mw-modal-close {
  position: absolute; top: 12px; right: 12px; z-index: 2; width: 42px; height: 42px; border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.22); background: rgba(5, 6, 15, 0.8); color: #fff;
  font-size: 22px; line-height: 40px; text-align: center; cursor: pointer;
}
.mw-modal-close:hover { background: var(--accent); color: #05060f; }
html.mw-lock, html.mw-lock body { overflow: hidden; }

/* ---------- トップページの紹介枠（高さをそろえて横に並べる） ---------- */
.mw-strip { display: flex; gap: 16px; align-items: flex-start; }
.mw-strip-item {
  position: relative; display: block; flex: var(--mw-r, 1) 1 0%; min-width: 0;
  border-radius: 18px; overflow: hidden; border: 1px solid var(--line); background: #000;
  transition: transform 0.5s var(--ease), border-color 0.4s;
}
.mw-strip-item:hover { transform: translateY(-6px); border-color: var(--accent); }
.mw-strip-item video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.mw-strip-cap {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 30px 14px 12px;
  font-size: 12px; font-weight: 700; line-height: 1.5;
  background: linear-gradient(transparent, rgba(5, 6, 15, 0.88));
}
.mw-strip-cap span {
  display: block; font-family: var(--font-en); font-size: 9px; letter-spacing: 0.24em;
  color: var(--accent); text-transform: uppercase;
}

@media (max-width: 860px) {
  .mw-strip {
    overflow-x: auto; scroll-snap-type: x mandatory; -webkit-overflow-scrolling: touch;
    margin-inline: -4vw; padding: 0 4vw 10px; scroll-padding-inline: 4vw;
  }
  .mw-strip-item { flex: 0 0 auto; height: 300px; scroll-snap-align: start; }
  .mw-strip-item:hover { transform: none; }
  .mw-filters { margin-bottom: 26px; }
  .mw-chip { padding: 8px 16px; font-size: 12px; }
}