.creative-main{max-width:var(--w);margin:auto}.creative-intro{padding:36px 0;display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:end}.creative-intro .eyebrow{color:var(--blue)}.creative-intro h1{font-size:46px;margin:10px 0}.creative-intro>div>p:last-child{font-size:20px}.creative-notice{font-size:16px;border-left:3px solid var(--blue);padding-left:22px}.proposal-section-title{display:flex;align-items:baseline;justify-content:space-between;gap:25px;border-top:2px solid var(--ink);padding:24px 0}.proposal-section-title h2{font-size:26px}.proposal-section-title p{font-size:14px;color:var(--muted)}.proposal-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:45px 30px}.proposal{min-width:0;border:1px solid var(--line);scroll-margin-top:25px;background:#fff}.proposal>header{padding:22px 24px 18px}.proposal>header .eyebrow{font-size:13px;color:var(--blue)}.proposal>header>div{display:flex;justify-content:space-between;gap:15px;align-items:center;margin-top:8px}.proposal h2{font-size:29px}.proposal-status{font-size:14px;white-space:nowrap;color:var(--blue);border:1px solid var(--line);padding:5px 9px}.proposal-photo{display:block;position:relative}.proposal-photo img{width:100%}.proposal-photo>span{position:absolute;right:12px;bottom:12px;background:#fffef2;padding:8px 13px;font-size:13px}.concept-warning{background:#eff5fd;color:var(--ink);font-size:13px;padding:10px 24px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.proposal-copy{padding:22px 24px}.proposal-copy>p{font-size:16px;line-height:1.85;margin-bottom:16px}.proposal-copy>p:last-child{margin-bottom:0}.proposal-copy b{display:block;color:var(--blue);font-size:14px;margin-bottom:5px}.review-note{border-left:3px solid var(--blue);padding:3px 0 3px 16px;margin:24px 0}.review-note h3{font-size:16px;margin-bottom:6px}.review-note p{font-size:16px}.review-note small{font-size:12px;color:var(--muted);display:block;margin-top:7px}.swim-exploration{margin-top:55px}.creative-main footer{max-width:100%;margin-top:45px}.proposal .feedback-panel{margin:0 24px 24px;padding-top:20px}.section-nav>a{min-width:0}.section-nav{gap:35px}@media(max-width:760px){.section-nav>a{width:33.333%;min-height:80px}.section-nav b{font-size:17px}.section-nav span{font-size:11px}.section-nav{gap:8px}.creative-intro{display:block;padding:27px 0}.creative-intro h1{font-size:37px}.creative-intro .eyebrow{font-size:12px}.creative-intro>div>p:last-child{font-size:17px}.creative-notice{font-size:15px;margin-top:22px;padding-left:16px}.proposal-section-title{display:block;padding:22px 0}.proposal-section-title p{margin-top:8px}.proposal-grid{grid-template-columns:1fr;gap:28px}.proposal>header{padding:20px}.proposal h2{font-size:27px}.proposal-status{font-size:12px}.proposal-copy{padding:20px}.concept-warning{padding:10px 20px;font-size:12px}.proposal .feedback-panel{margin:0 20px 20px}.swim-exploration{margin-top:38px}}
/* October 2026 fresh concept batch; existing proposal IDs remain intact. */
.concept-jump{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:0 0 35px}.concept-jump a{display:flex;flex-direction:column;gap:5px;padding:16px 18px;border:1px solid var(--line);background:#fff;text-decoration:none}.concept-jump a:hover,.concept-jump a:focus-visible{border-color:var(--blue);background:#eff5fd}.concept-jump b{font-size:18px;color:var(--ink)}.concept-jump span{font-size:14px;color:var(--muted)}.visual-device{font-size:22px!important;line-height:1.5!important;font-weight:750;color:var(--blue);letter-spacing:-.02em;padding-bottom:18px;border-bottom:1px solid var(--line)}.creative-history{margin-top:65px}.history-disclosure{margin:0 0 18px;border:1px solid var(--line);background:#fff}.history-disclosure>summary{display:flex;align-items:center;justify-content:space-between;gap:15px;padding:22px 24px;cursor:pointer;list-style:none}.history-disclosure>summary:after{content:'＋';font-size:25px;color:var(--blue)}.history-disclosure[open]>summary:after{content:'−'}.history-disclosure>summary>span{font-size:20px;font-weight:700}.history-disclosure>summary>small{font-size:14px;color:var(--muted);margin-left:auto}.history-disclosure>.proposal-grid{padding:8px 24px 24px}.history-disclosure[open]>summary{margin-bottom:12px}.history-disclosure .proposal h2{font-size:26px}.proposal-photo img{display:block;height:auto}.proposal-copy .review-note{margin:20px 0}.creative-intro{padding-bottom:26px}@media(max-width:760px){.concept-jump{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px;margin-bottom:25px}.concept-jump a{padding:13px 15px}.concept-jump b{font-size:17px}.visual-device{font-size:21px!important}.creative-history{margin-top:40px}.history-disclosure>summary{padding:18px;flex-wrap:wrap;gap:7px}.history-disclosure>summary>small{order:3;flex-basis:100%;margin:0}.history-disclosure>summary:after{margin-left:auto}.history-disclosure>.proposal-grid{padding:0 12px 12px}.history-disclosure .proposal>header,.history-disclosure .proposal-copy{padding:16px}.history-disclosure .proposal .feedback-panel{margin:0 16px 18px}.history-disclosure .proposal h2{font-size:24px}.section-nav span{font-size:12px}}