.operation-section{background:#fff;--op-ink:#273b58}
.operation-heading{max-width:760px;margin:0 auto 42px;text-align:center}
.operation-heading h2{font-size:clamp(26px,3vw,38px);letter-spacing:-.035em;line-height:1.4;color:var(--op-ink);margin:10px 0 14px}
.operation-heading>p:last-child{color:#687c95;font-size:16px;line-height:1.8}
.operation-heading--secondary{margin-top:76px}
.operation-grid{display:grid;grid-template-columns:repeat(12,minmax(0,1fr));gap:24px}
.operation-card{grid-column:span 5;min-width:0;border-radius:30px;background:var(--op-surface);padding:30px 24px 20px;overflow:hidden;border:1px solid #ffffffb3;color:var(--op-ink)}
.operation-card--lead{grid-column:span 7}
.tone-lilac{--op-surface:#eee9fc;--op-accent:#8270cf}
.tone-blue{--op-surface:#e1ebff;--op-accent:#4685d8}
.tone-peach{--op-surface:#ffe5cc;--op-accent:#c58a45}
.tone-rose{--op-surface:#ffe1e4;--op-accent:#cd7d8a}
.tone-mint{--op-surface:#d8f2e9;--op-accent:#459d89}
.operation-copy{display:flex;gap:14px;align-items:center;min-height:92px;margin:0 4px 20px}
.operation-copy h3{font-size:clamp(20px,2vw,26px);font-weight:650;letter-spacing:-.03em;margin:0 0 8px;line-height:1.4}
.operation-copy p{margin:0;color:#536980;line-height:1.8;font-size:14px}
.operation-icon{width:48px;height:48px;flex-shrink:0;display:grid;place-items:center;background:#ffffffb8;border:1px solid #fff;border-radius:15px;color:var(--op-accent);box-shadow:0 5px 15px #28436105}
.operation-icon svg{width:26px;height:26px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.operation-icon img{width:34px;height:34px;animation:operation-breathe 3.6s ease-in-out infinite;animation-play-state:paused}
.operation-in-view .operation-icon img{animation-play-state:running}
.operation-screen{position:relative;padding:6px;border-radius:19px;background:#ffffff8a;border:1px solid #fff;box-shadow:0 10px 24px #34486f0a;transition:transform .45s ease,box-shadow .45s ease}
.operation-enlarge{position:absolute;right:16px;bottom:16px;padding:7px 12px;border:1px solid #dce5f4;border-radius:8px;background:#fffffff0;color:#3766a0;font:inherit;font-size:12px;cursor:pointer;box-shadow:0 3px 9px #29496b0a}
.operation-enlarge:hover{background:#edf4ff}.operation-enlarge:focus-visible,.operation-close:focus-visible{outline:2px solid #1769ff;outline-offset:3px}
.operation-dialog{width:min(1160px,calc(100vw - 32px));max-height:calc(100dvh - 32px);padding:22px;border:1px solid #dbe6f7;border-radius:22px;background:#f6f9ff;color:#273b58;overflow:auto;box-shadow:0 25px 80px #18396633}
.operation-dialog::backdrop{background:#1d304a80;backdrop-filter:blur(6px)}
.operation-dialog h3{margin:0 90px 16px 0;font-size:20px}.operation-close{position:absolute;right:20px;top:18px;border:0;border-radius:8px;background:#e1ebff;color:#385878;padding:8px 12px;cursor:pointer}
.operation-dialog video{display:block;width:100%;max-height:calc(100dvh - 120px);background:#edf2f9;border-radius:12px}
.operation-card:hover .operation-screen{transform:translateY(-3px);box-shadow:0 16px 28px #34486f12}
.operation-chrome{display:flex;align-items:center;gap:5px;height:30px;padding:0 10px;background:#fff;border-radius:12px 12px 0 0}
.operation-chrome>span{width:5px;height:5px;border-radius:50%;background:var(--op-accent);opacity:.35}
.operation-chrome b{font-size:11px;font-weight:500;letter-spacing:.03em;color:#7d8ca3;margin-left:auto}
.operation-screen video{display:block;width:100%;aspect-ratio:1120/780;object-fit:contain;border-radius:0 0 12px 12px;background:#f4f7fb}
.operation-foot{min-height:32px;margin-top:18px;display:flex;align-items:center;flex-wrap:wrap;gap:9px;color:#536980;font-size:12px;line-height:1.7}
.operation-foot i{font-style:normal;opacity:.45}.operation-foot a{margin-left:auto;color:#276d65;text-underline-offset:4px}
.operation-tools{display:grid;grid-template-columns:1fr 1fr;gap:24px}.operation-tools .operation-card{grid-column:auto}
.operation-card:focus-within .operation-screen{box-shadow:0 0 0 2px var(--op-accent)}
.operation-section[data-still] .operation-icon img,.motion-paused .operation-icon img{animation-play-state:paused}
@keyframes operation-breathe{50%{transform:scale(1.09);filter:drop-shadow(0 0 5px #6c99ef55)}}
@media(max-width:800px){.operation-grid{grid-template-columns:1fr 1fr}.operation-card,.operation-card--lead{grid-column:auto;padding:22px 16px 16px;border-radius:24px}.operation-copy{align-items:flex-start;min-height:118px;gap:10px}.operation-icon{width:38px;height:38px;border-radius:12px}.operation-copy h3{font-size:20px}.operation-copy p{font-size:13px}.operation-icon img{width:28px;height:28px}}
@media(max-width:560px){.operation-grid,.operation-tools{grid-template-columns:1fr;gap:18px}.operation-copy{min-height:0;margin-bottom:18px}.operation-heading{margin-bottom:28px}.operation-heading--secondary{margin-top:48px}.operation-card{padding:24px 16px 16px}.operation-copy p{font-size:14px}}
@media(prefers-reduced-motion:reduce){.operation-icon img{animation:none}.operation-screen{transition:none}.operation-card:hover .operation-screen{transform:none}}
.rx-brand{display:flex;justify-content:center;align-items:center;gap:10px}.rx-source-mark{display:grid;place-items:center;width:32px;height:32px;background:#0a5aff;border-radius:50%}.rx-source-mark img{width:25px;height:25px}
.rx-source-icon{display:grid;place-items:center;width:40px;height:40px;flex-shrink:0;border-radius:50%;background:#eef6ff}.rx-source-icon img{width:28px;height:28px}.rx-tabs button:nth-child(2) .rx-source-icon{background:#eaf6ff}.rx-tabs button:nth-child(3) .rx-source-icon{background:#e8fbf6}
.operation-detail{margin:18px 0 0;padding:12px;background:#ffffffa6;border:1px solid #fff;border-radius:16px;box-shadow:0 7px 20px #34486f05}.operation-detail figcaption{display:flex;align-items:center;gap:10px;font-size:12px;color:#536980;margin:0 0 10px}.operation-detail figcaption span{color:var(--op-accent);padding-left:9px;border-left:3px solid var(--op-accent)}.operation-detail img{display:block;width:100%;height:auto;border-radius:9px;border:1px solid #e6edf7}
.rx-section{background:#f7faff}.rx-tabs{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-bottom:16px}
.rx-tabs button{display:flex;align-items:center;justify-content:center;gap:14px;text-align:left;padding:18px;border:1px solid #e2eaf5;border-radius:16px;background:#fff;color:#536980;cursor:pointer;font:inherit}
.rx-tabs button[aria-selected=true]{background:#e1ebff;color:#245fbd;border-color:#aecaff;box-shadow:inset 0 -3px #679dff}
.rx-tabs button:nth-child(2)[aria-selected=true]{background:#ffe5cc;color:#945e21;border-color:#f3cfa8;box-shadow:inset 0 -3px #e5ac71}
.rx-tabs button:nth-child(3)[aria-selected=true]{background:#d8f2e9;color:#237b6f;border-color:#b1dbce;box-shadow:inset 0 -3px #73bca7}
.rx-tabs svg{width:28px;height:28px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}.rx-tabs small{display:block;font-size:12px;font-weight:400;margin-top:5px;opacity:.8}
.rx-panel[hidden]{display:none}.rx-panel .operation-copy{min-height:0;margin-bottom:22px;justify-content:space-between}.rx-panel video,.rx-habit video{aspect-ratio:1120/500}.rx-keyword{font-size:13px;white-space:nowrap;padding:9px 14px;border-radius:22px;background:#ffffff99;color:#61758c}
.rx-habit{margin-top:24px;display:grid;grid-template-columns:.75fr 1.4fr;align-items:center;gap:36px;padding:32px}.rx-habit-copy h3{font-size:28px;line-height:1.5;margin:15px 0}.rx-habit-copy p{font-size:15px;line-height:1.9;color:#56677e}.rx-habit-copy small{display:block;margin-top:20px;font-size:12px;line-height:1.8;color:#6d7894}
@media(max-width:800px){.rx-habit{grid-template-columns:1fr;gap:22px}.rx-habit-copy h3 br{display:none}.rx-tabs button{padding:14px 8px;gap:8px}.rx-keyword{display:none}}
@media(max-width:560px){.rx-tabs{gap:6px}.rx-tabs button{font-size:13px;gap:6px;flex-direction:column;text-align:center}.rx-tabs small{display:none}.rx-habit{padding:24px 16px}.rx-panel .operation-copy h3{font-size:20px}}