/* V135 · RTM model full-architecture expansion. Presentation only. */
.rtm-architecture-map .plain-language-note{max-width:980px}
.rtm-motif-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-top:20px}
.rtm-motif-grid article{position:relative;border:1px solid var(--x-line);border-radius:17px;background:linear-gradient(145deg,var(--x-surface),var(--x-surface2));padding:20px 20px 19px;min-height:176px;overflow:hidden}
.rtm-motif-grid article>span{position:absolute;inset-inline-end:16px;top:12px;font-size:30px;line-height:1;font-weight:950;color:color-mix(in srgb,var(--x-blue) 12%,transparent);font-variant-numeric:tabular-nums}
.rtm-motif-grid h3{position:relative;z-index:1;font-size:15px;margin:0 0 10px;padding-inline-end:44px;color:var(--x-text)}
.rtm-motif-grid p{position:relative;z-index:1;font-size:11.5px;line-height:1.78;color:var(--x-muted);margin:0}
.rtm-core-callout{border-color:rgba(75,225,212,.40);background:linear-gradient(135deg,color-mix(in srgb,var(--x-cyan) 10%,var(--x-surface)),var(--x-surface));padding:20px 22px}
.rtm-core-callout b{font-size:15px;color:color-mix(in srgb,var(--x-cyan) 82%,var(--x-text))}
.rtm-core-callout p{font-size:13px;line-height:1.85;color:var(--x-text)}
.rtm-time-axis{display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1.08fr) auto minmax(0,1fr);gap:12px;align-items:stretch;margin:24px 0}
.rtm-time-axis article{border:1px solid var(--x-line);border-radius:18px;background:linear-gradient(145deg,var(--x-surface),var(--x-surface2));padding:22px;min-height:210px}
.rtm-time-axis article.observer{border-color:rgba(75,225,212,.38);background:linear-gradient(145deg,color-mix(in srgb,var(--x-cyan) 8%,var(--x-surface)),var(--x-surface))}
.rtm-time-axis small{display:block;font-weight:900;letter-spacing:.08em;color:var(--x-blue);margin-bottom:20px;direction:ltr;text-align:start}
.rtm-time-axis .observer small{color:var(--x-cyan)}
.rtm-time-axis h3{font-size:18px;line-height:1.18;margin:0 0 10px;color:var(--x-text)}
.rtm-time-axis h3 span{font-size:.66em;font-weight:650;color:var(--x-muted)}
.rtm-time-axis p{font-size:11.5px;line-height:1.75;color:var(--x-muted);margin:0}
.rtm-time-arrow{display:grid;place-items:center;font-size:28px;font-weight:800;color:color-mix(in srgb,var(--x-blue) 60%,var(--x-muted));padding:0 2px}
.rtm-pressure-ladder{display:grid;grid-template-columns:repeat(7,minmax(0,1fr));gap:8px;margin:22px 0 18px}
.rtm-pressure-ladder article{position:relative;border:1px solid var(--x-line);border-radius:15px;background:var(--x-surface);padding:17px 13px 16px;min-height:185px}
.rtm-pressure-ladder article:not(:last-child):after{content:"";position:absolute;top:31px;inset-inline-end:-9px;width:9px;height:1px;background:color-mix(in srgb,var(--x-blue) 38%,var(--x-line))}
.rtm-pressure-ladder b{display:inline-grid;place-items:center;width:31px;height:31px;border-radius:9px;background:var(--x-soft);color:var(--x-blue);font-size:10px}
.rtm-pressure-ladder h3{font-size:14px;margin:18px 0 7px;color:var(--x-text)}
.rtm-pressure-ladder p{font-size:10.5px;line-height:1.68;color:var(--x-muted);margin:0}
.rtm-pressure-summary{border-color:rgba(114,167,255,.30);background:color-mix(in srgb,var(--x-blue) 6%,var(--x-surface))}
.rtm-chronology-lead{border-inline-start:3px solid var(--x-cyan);padding-inline-start:15px;color:var(--x-text)!important}
#temporal-axis>p,#pressure-ladder>p{max-width:980px}
@media(max-width:1180px){.rtm-pressure-ladder{grid-template-columns:repeat(4,minmax(0,1fr))}.rtm-pressure-ladder article:not(:last-child):after{display:none}}
@media(max-width:860px){.rtm-time-axis{grid-template-columns:1fr}.rtm-time-arrow{transform:rotate(90deg);min-height:28px}.rtm-motif-grid{grid-template-columns:1fr}.rtm-time-axis article{min-height:0}.rtm-pressure-ladder{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.rtm-pressure-ladder{grid-template-columns:1fr}.rtm-motif-grid article{min-height:0}.rtm-core-callout p{font-size:12px}}