/* Engineering page (cooling-loop-mbse) — "What happens next?" */
#page-engineering { --cam: #0a5a8f; --cam-soft: #e8f1f8; }
.en-head .en-headside { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; }
.en-flow { font: 600 11.5px/1.4 var(--mono); letter-spacing: .6px; color: var(--muted); }
.en-mode { display: inline-flex; align-items: center; gap: 8px; font-size: 11px; font-weight: 700; letter-spacing: .8px; padding: 6px 11px; border-radius: 999px; border: 1px solid var(--line); background: #fff; color: var(--muted); }
.en-mode.rec { color: var(--cam); border-color: #cfe0ee; background: var(--cam-soft); }
.en-mode.live { color: var(--ok); border-color: #bfe3d4; background: var(--ok-soft); }
.en-mode.live i { width: 7px; height: 7px; border-radius: 50%; background: var(--ok); box-shadow: 0 0 0 4px rgba(29, 138, 107, .18); }
.en-mode.off { color: var(--bad); }
.en-chapters { position: sticky; top: 69px; z-index: 5; display: flex; gap: 4px; overflow-x: auto; padding: 8px; margin: 0 0 8px; background: var(--glass); backdrop-filter: blur(14px); border: 1px solid var(--line); border-radius: 14px; }
.en-chapters a { font-size: 12.5px; font-weight: 600; color: var(--ink-2); text-decoration: none; padding: 6px 10px; border-radius: 9px; white-space: nowrap; }
.en-chapters a i { font-style: normal; color: var(--faint); margin-right: 6px; font-variant-numeric: tabular-nums; }
.en-chapters a:hover { background: var(--line-2); }
.en-sec { padding: 46px 0 18px; border-top: 1px solid var(--line-2); scroll-margin-top: 120px; }
.en-sec-head { display: flex; gap: 18px; align-items: flex-start; margin-bottom: 22px; }
.en-sec-head p { color: var(--ink-2); max-width: 860px; margin-top: 8px; line-height: 1.55; }
.en-n { font: 700 13px var(--mono); color: var(--cam); background: var(--cam-soft); border-radius: 9px; padding: 6px 9px; margin-top: 4px; }
.en-grid2 { display: grid; grid-template-columns: 1.2fr 1fr; gap: 18px; align-items: start; margin-top: 18px; }
.en-grid2:first-child { margin-top: 0; }
@media (max-width: 980px) { .en-grid2 { grid-template-columns: 1fr; } }
.en-chart { width: 100%; height: auto; }
.en-chart .en-grid { stroke: var(--line); }
.en-chart .en-cv { font: 700 12px var(--font); fill: var(--ink); }
.en-chart .en-cl { font: 700 12px var(--mono); fill: var(--ink-2); }
.en-chart .en-cm { font: 500 10.5px var(--font); fill: var(--muted); }
.en-chart .en-cap1 { stroke: var(--bad); stroke-width: 2; stroke-dasharray: 6 4; }
.en-chart .en-cap2 { stroke: var(--ok); stroke-width: 2; stroke-dasharray: 6 4; }
.en-chart text.en-cap1 { fill: var(--bad); stroke: none; font: 700 11.5px var(--font); }
.en-chart text.en-cap2 { fill: var(--ok); stroke: none; font: 700 11.5px var(--font); }
.en-foot { font-size: 12.5px; color: var(--muted); margin-top: 10px; line-height: 1.5; }
.en-scen { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.en-scard { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; display: grid; gap: 3px; }
.en-scard b { font: 700 12px var(--mono); color: var(--cam); } .en-scard span { font-weight: 650; font-size: 13.5px; }
.en-scard strong { font-size: 22px; letter-spacing: -.02em; } .en-scard small { color: var(--muted); font-size: 11.5px; line-height: 1.4; }
.en-scard .tag { justify-self: start; margin-top: 4px; }
.en-callout { grid-column: 1 / -1; display: flex; gap: 10px; padding: 14px 16px; border-radius: 14px; font-size: 14px; line-height: 1.5; margin-top: 12px; }
.en-callout.bad { background: var(--bad-soft); color: #7d2a2c; } .en-callout.ok { background: var(--ok-soft); color: #145e49; }
.en-options { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
@media (max-width: 1100px) { .en-options { grid-template-columns: 1fr 1fr; } }
.en-opt { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px; font-size: 13.5px; line-height: 1.5; display: grid; gap: 8px; align-content: start; }
.en-opt.no { border-top: 3px solid var(--bad); } .en-opt.ok { border-top: 3px solid var(--ok); } .en-opt.d { border-top: 3px solid var(--cam); background: linear-gradient(180deg, var(--cam-soft), #fff 60%); }
.en-opt-h { display: grid; gap: 4px; } .en-opt-h b { font: 700 11px var(--mono); color: var(--muted); letter-spacing: 1px; text-transform: uppercase; } .en-opt-h span:not(.tag) { font-weight: 700; font-size: 15px; } .en-opt-h .tag { justify-self: start; }
.en-opt .en-res { font-weight: 600; color: var(--ink); } .en-opt ul { margin: 0; padding-left: 18px; color: var(--muted); font-size: 12.5px; }
.en-escalate { margin-top: 16px; display: flex; gap: 14px; align-items: center; padding: 18px 20px; border-radius: 16px; background: #0f2236; color: #fff; }
.en-escalate b { display: block; font-size: 17px; } .en-escalate span { color: #b9c9d8; font-size: 13.5px; }
.en-question { background: #fff; border: 1px solid var(--line); border-radius: 20px; padding: 24px 26px; box-shadow: var(--shadow-s); }
.en-question blockquote { margin: 10px 0 18px; font: 650 clamp(22px, 2.4vw, 32px)/1.2 var(--display); letter-spacing: -.02em; color: var(--ink); }
.en-q-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; } .en-q-grid div { display: grid; gap: 3px; } .en-q-grid i, .en-capability i, .en-ecp i, .en-tele i { font-style: normal; font-size: 11px; font-weight: 700; letter-spacing: 1px; color: var(--muted); text-transform: uppercase; }
.en-chain { display: grid; gap: 4px; justify-items: stretch; }
.en-chain-node { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--cam); border-radius: 12px; padding: 10px 14px; display: grid; } .en-chain-node small { color: var(--muted); font-size: 12px; }
.en-chain-arrow { justify-self: center; transform: rotate(90deg); color: var(--faint); }
.en-console .en-console-actions { display: flex; gap: 8px; align-items: center; }
.en-log { min-height: 260px; max-height: 380px; overflow: auto; font: 12.5px/1.45 var(--mono); background: #0d1b2a; color: #d6e3ef; border-radius: 12px; padding: 12px 14px; }
.en-log-empty { color: #8aa0b5; padding: 8px; font-family: var(--font); font-size: 13.5px; }
.en-log-row { display: grid; grid-template-columns: 14px 1fr auto; gap: 2px 10px; padding: 6px 2px; border-bottom: 1px solid rgba(255, 255, 255, .06); }
.en-log-row b { font-weight: 600; color: #fff; } .en-log-res { color: #5fe0b4; font-weight: 700; text-align: right; }
.en-log-row.run .en-log-res { color: #f0c46a; } .en-log-row.ext .en-log-res { color: #f0c46a; }
.en-log-ms { grid-column: 2 / -1; color: #7f97ad; font-size: 11.5px; } .en-log-row small { grid-column: 2 / -1; color: #9fb3c6; font-family: var(--font); }
.en-log-dot { width: 8px; height: 8px; border-radius: 50%; background: #5fe0b4; margin-top: 5px; } .en-log-row.run .en-log-dot { background: #f0c46a; animation: enpulse 1s infinite; } .en-log-row.ext .en-log-dot { background: #f0c46a; }
@keyframes enpulse { 50% { opacity: .3; } }
.en-capability { display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; margin-top: 18px; }
.en-capability div, .en-tele div { background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: 12px 14px; display: grid; gap: 4px; } .en-capability small, .en-tele small { color: var(--muted); font-size: 12px; line-height: 1.45; }
@media (max-width: 1000px) { .en-capability, .en-q-grid { grid-template-columns: 1fr 1fr; } }
.en-fig { margin: 0 0 18px; background: #fff; border: 1px solid var(--line); border-radius: 18px; overflow: hidden; box-shadow: var(--shadow-s); }
.en-fig .en-img { display: block; width: 100%; padding: 0; border: 0; background: #fbfcfd; cursor: zoom-in; border-bottom: 1px solid var(--line-2); }
.en-fig img { display: block; width: 100%; height: auto; max-height: 560px; object-fit: contain; }
.en-fig.big img { max-height: 720px; }
.en-fig figcaption { padding: 12px 16px 14px; display: grid; gap: 4px; font-size: 13px; line-height: 1.5; }
.en-fig figcaption b { font-size: 14.5px; } .en-fig figcaption i { font-style: normal; font-weight: 700; color: var(--cam); margin-right: 6px; font-size: 11px; letter-spacing: .8px; text-transform: uppercase; }
.en-fig figcaption p { margin: 0; color: var(--ink-2); } .en-fig figcaption small { color: var(--faint); font-size: 11.5px; }
.en-prov { display: flex; gap: 10px; align-items: center; } .en-dtype { font: 600 11px var(--mono); color: var(--muted); }
.en-missing { padding: 30px; color: var(--bad); display: flex; gap: 10px; }
.en-zoom { width: 100%; height: auto; border: 1px solid var(--line); border-radius: 10px; }
.en-boundary { background: var(--warn-soft); color: #7a4c12; border-radius: 12px; padding: 10px 14px; font-size: 13.5px; }
.en-table { width: 100%; border-collapse: separate; border-spacing: 0; background: #fff; border: 1px solid var(--line); border-radius: 14px; overflow: hidden; font-size: 13.5px; margin-top: 6px; }
.en-table th { text-align: left; font-size: 11px; letter-spacing: .8px; text-transform: uppercase; color: var(--muted); background: var(--line-2); padding: 10px 12px; }
.en-table td { padding: 10px 12px; border-top: 1px solid var(--line-2); vertical-align: top; } .en-table td small { display: block; color: var(--muted); font-size: 11.5px; margin-top: 3px; }
.en-table .en-neg { color: var(--bad); font-weight: 700; } .en-note { color: var(--warn); font-style: normal; font-size: 11.5px; } .en-viol { color: var(--bad) !important; }
.en-ver td:nth-child(2), .en-ver td:nth-child(3) { width: 26%; }
.en-sub { margin: 26px 0 8px; }
.en-changes { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 8px; }
.en-ch { border-radius: 12px; padding: 10px 12px; display: grid; gap: 2px; font-size: 12.5px; border: 1px solid var(--line); background: #fff; }
.en-ch.modified { border-left: 4px solid #e4a23a; } .en-ch.added { border-left: 4px solid #2aa37d; }
.en-ch b { font-family: var(--mono); } .en-ch span { color: var(--ink-2); } .en-ch em { font-style: normal; color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: .5px; }
.en-side { display: grid; grid-template-columns: 1fr 40px 1fr; gap: 10px; align-items: center; }
.en-side-arrow { display: grid; place-items: center; color: var(--cam); }
.en-side-col .en-fig { margin-bottom: 8px; }
.en-side-foot { display: flex; gap: 14px; justify-content: center; padding: 10px; border-radius: 12px; font-size: 13px; font-weight: 600; }
.en-side-foot.bad { background: var(--bad-soft); color: var(--bad); } .en-side-foot.ok { background: var(--ok-soft); color: var(--ok); }
@media (max-width: 980px) { .en-side { grid-template-columns: 1fr; } .en-side-arrow { transform: rotate(90deg); } }
.en-cmp { margin: 18px 0; }
.en-evidence { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 20px 22px; display: grid; gap: 10px; font-size: 15px; line-height: 1.55; }
.en-evidence p { margin: 0; } .en-evidence .btn { justify-self: start; }
.en-ecp { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.en-ecp > div { background: #fff; border: 1px solid var(--line); border-radius: 16px; padding: 16px 18px; font-size: 13.5px; line-height: 1.5; } .en-ecp .wide { grid-column: 1 / -1; }
.en-ecp ul { margin: 8px 0 0; padding-left: 18px; } .en-ecp p { margin: 8px 0 0; }
.en-trade { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 8px; } .en-trade div { display: grid; gap: 4px; } .en-trade span { color: var(--ink-2); font-size: 12.5px; }
@media (max-width: 1000px) { .en-ecp, .en-trade { grid-template-columns: 1fr; } }
.en-decide { display: flex; gap: 12px; flex-wrap: wrap; }
.en-tele { display: grid; grid-template-columns: repeat(5, 1fr); gap: 10px; } @media (max-width: 1100px) { .en-tele { grid-template-columns: 1fr 1fr; } }
.en-thread { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin: 22px 0; }
.en-tn { font-size: 12.5px; font-weight: 600; padding: 7px 10px; border-radius: 9px; background: #fff; border: 1px solid var(--line); }
.en-tn.cameo { background: var(--cam-soft); border-color: #cfe0ee; color: var(--cam); } .en-tn.human { background: var(--human-soft); color: var(--human); border-color: #f0dcc0; }
.en-thread i { color: var(--faint); display: inline-grid; }
.en-final { text-align: center; padding: 50px 20px 60px; border-radius: 26px; background: radial-gradient(1200px 400px at 50% 0, #163552, #0b1726); color: #fff; margin-top: 10px; }
.en-final .eyebrow { color: #8fb3d1; }
.en-final h2 { font: 650 clamp(30px, 4vw, 52px)/1.08 var(--display); letter-spacing: -.03em; margin: 12px 0 14px; } .en-final h2 span { display: block; color: #5fd0ff; }
.en-final .en-flow { color: #9fb7cc; } .en-final p { margin-top: 18px; font-size: 16px; color: #d7e4ef; } .en-final p b { display: block; font-weight: 600; }
.en-side { align-items: start; }
.en-side .en-fig img { height: 460px; max-height: none; object-fit: contain; }