.piri-native-research{max-width:1260px;margin:auto;padding:0 40px 50px;color:#222;font-size:16px;line-height:1.65}
.piri-native-research *{box-sizing:border-box}
.piri-native-research a{text-underline-offset:4px}
.piri-native-research .back{display:inline-block;margin-top:30px;font-size:16px}
.piri-native-research .detail{margin:42px 0 60px}
.piri-native-research .detail-head{padding-bottom:36px;min-width:0}
.piri-native-research .tags{display:flex;align-items:center;flex-wrap:wrap;gap:12px;font-size:18px}
.piri-native-research .tags a{color:#982b2e}
.piri-native-research h1{max-width:calc(100% - 424px);font-size:clamp(25px,2.5vw,34px);line-height:1.3;letter-spacing:-.6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;margin:18px 0;font-weight:700}
.piri-native-research .meta{font-size:16px;line-height:1.7;color:#555}
.piri-native-research .detail-layout{display:grid;grid-template-columns:minmax(0,1fr) 360px;gap:64px;border-top:1px solid #e5e5e5;padding-top:38px}
.piri-native-research h2{font-size:24px;line-height:1.3;font-weight:700;margin:35px 0 20px}
.piri-native-research .research-body>h2:first-child,.piri-native-research .source-panel h2{margin-top:0}
.piri-native-research .research-body p,.piri-native-research .research-body li{font-size:18px;line-height:1.8;margin:0 0 16px}

.piri-native-research .research-body ul{list-style:disc;padding-left:22px}
.piri-native-research .source-panel{padding:28px;background:#f5f5f5;align-self:start}
.piri-native-research .eyebrow{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:#626262}
.piri-native-research .original{font-size:16px;line-height:1.65;margin:18px 0 24px}
.piri-native-research dl{margin:0;font-size:15px}
.piri-native-research dt{font-size:12px;color:#626262;margin-top:18px;letter-spacing:1px;text-transform:uppercase}
.piri-native-research dd{margin:5px 0 0;overflow-wrap:anywhere}
.piri-native-research .source-link{display:block;background:#222;color:#fff;text-align:center;padding:14px 18px;margin-top:28px;font-size:14px}
.piri-native-research .reading-note{margin-top:36px;border-left:2px solid #ccc;padding:4px 0 4px 20px;font-size:15px}
.piri-native-research .reading-note a{display:block;margin-bottom:6px}
@media(max-width:1000px){.piri-native-research{padding-inline:28px}.piri-native-research .detail-layout{grid-template-columns:minmax(0,1fr) 300px;gap:30px}.piri-native-research h1{max-width:calc(100% - 330px)}}
@media(max-width:650px){.piri-native-research{padding-inline:20px}.piri-native-research .detail-layout{grid-template-columns:1fr}.piri-native-research h1{max-width:100%}.piri-native-research .research-body p,.piri-native-research .research-body li{font-size:16px}}