/* Dedicated OS reading surface and design targets. */
.os-section-nav{display:flex;flex-wrap:wrap;gap:20px 32px;border-block:1px solid var(--line);padding-block:21px;margin-bottom:0;font-size:.9375rem;color:#326d88}.os-section-nav a{padding-block:4px}.os-section-nav a:hover{text-decoration:underline}
.os-side-note{font-size:1rem;color:var(--muted);line-height:1.9;margin:22px 0 0}.os-boundaries{margin:28px 0 0}.os-boundaries>div{border-top:1px solid #c4d1d9;padding:23px 0}.os-boundaries>div:last-child{padding-bottom:0}.os-boundaries dt{font-size:1rem;color:#205774;font-weight:500;margin-bottom:10px}.os-boundaries dd{margin:0;color:#475d6b;line-height:1.95}.os-source-note{font-size:.875rem;line-height:1.85;color:#607481;margin:26px 0 0;overflow-wrap:anywhere}.os-source-note a{text-decoration:underline;text-underline-offset:3px}
.os-energy{background:#05141d;color:#ecf5fa}.os-energy .eyebrow{color:#73d7f6}.os-energy .status-label{background:#0b2635;border-color:#335b70;color:#b2d5e6;font-size:.8125rem;white-space:normal}.os-energy-lead{max-width:810px;color:#b8cbd7;line-height:1.95;font-size:1.0625rem}.os-targets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));margin:44px 0 49px;border-block:1px solid #294554}.os-targets>div{min-width:0;padding:28px 28px 28px 0}.os-targets>div+div{padding-left:29px;border-left:1px solid #294554}.os-targets span{display:block;font-size:.875rem;color:#acc7d6;margin-bottom:26px}.os-targets strong{display:block;font:500 clamp(3rem,5.5vw,4.7rem)/1.1 Arial,sans-serif;letter-spacing:-.06em;color:#76dffa;white-space:nowrap}.os-targets small{font-size:.31em;letter-spacing:0;color:#bdd3df}.os-targets p{font-size:.875rem;color:#9eb7c7;line-height:1.8;margin:22px 0 0}
.os-power-flow{list-style:none;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));padding:0;margin:0;gap:26px}.os-power-flow li{min-width:0;border-top:2px solid #4487a3;padding-top:21px;display:flex;flex-direction:column;align-items:flex-start}.os-power-flow li>span{font-size:.875rem;color:#82c2dc;margin-bottom:21px}.os-power-flow h3{font-size:1.125rem;margin-bottom:17px;letter-spacing:0}.os-power-flow p{font-size:1rem;line-height:1.9;color:#abc3d2;margin:0 0 26px}.os-power-flow b{font-size:.875rem;line-height:1.9;color:#d1e4ee;font-weight:400;margin-top:auto}.os-energy .os-source-note{color:#92afbf}.os-energy .os-source-note a{color:#a9d9ee}.os-energy a:focus-visible,.os-energy summary:focus-visible{outline-color:#80dbf7}
.os-detail{margin:33px 0 0;border-block:1px solid #c8d7df}.os-detail+.os-detail{margin-top:20px}.os-detail summary{cursor:pointer;font-size:1rem;font-weight:500;padding:23px 32px 23px 0;position:relative;list-style:none;line-height:1.8}.os-detail summary::-webkit-details-marker{display:none}.os-detail summary:after{content:'+';position:absolute;right:5px;top:20px;font-size:1.5rem;font-weight:400;color:#4187a3}.os-detail[open] summary:after{content:'−'}.os-detail>div{max-width:920px;padding-bottom:20px}.os-detail>div>p{font-size:1rem;color:#4d6573;line-height:1.95}.os-detail>div>p:last-child{margin-bottom:0}.os-detail .table-scroll{margin:23px 0}.os-detail table{min-width:0;font-size:.9375rem}.os-detail th,.os-detail td{padding:15px 20px}.os-detail tbody th{width:70%}.os-detail td{width:30%}.os-energy-detail{border-color:#335260;margin-top:37px}.os-energy-detail>div>p{color:#b6ccda}.os-energy-detail summary{color:#e4f2fa}.os-energy-detail summary:after{color:#7acdeb}
.os-architecture-grid{display:grid;grid-template-columns:1fr 1fr;gap:38px 52px}.os-architecture-grid article{border-top:1px solid #b8cdd9;padding-top:22px}.os-architecture-grid article>span{font-size:.875rem;color:var(--blue)}.os-architecture-grid h3{font-size:1.3rem;margin:21px 0 17px}.os-architecture-grid p{font-size:1rem;color:var(--muted);line-height:1.95;margin:0}.os-scope-band{border-left:3px solid #4385a3;background:#eef4f7;margin-top:38px;padding:27px 30px}.os-scope-band h3{font-size:1.25rem;line-height:1.8;margin-bottom:17px}.os-scope-band p:last-child{font-size:1rem;color:#4e6876;line-height:1.95;margin:0}.os-scope-band .eyebrow{margin-bottom:14px}
.os-milestones{list-style:none;padding:0;margin:34px 0 0;border-top:2px solid #406478}.os-milestones li{display:grid;grid-template-columns:90px minmax(0,1fr) 140px;align-items:start;gap:30px;padding:29px 0;border-bottom:1px solid #c6d5de}.os-milestones li>strong{font:400 2.25rem/1.3 Arial,sans-serif;color:#3781a1;letter-spacing:-.04em}.os-milestones h3{font-size:1.125rem;letter-spacing:0;margin:0 0 13px}.os-milestones p{font-size:1rem;line-height:1.9;color:#4b6472;margin:0}.os-milestones li>span{font-size:.875rem;color:#587686;padding-top:4px;text-align:right}.os-detail+.inline-links{margin-top:35px}
@media(min-width:761px) and (max-width:1100px){.os-power-flow{grid-template-columns:1fr 1fr;gap:33px}.os-milestones li{grid-template-columns:66px minmax(0,1fr) 125px;gap:22px}.os-targets>div+div{padding-left:20px}.os-targets>div{padding-right:20px}}
@media(max-width:760px){.os-section-nav{gap:10px 24px;padding-block:18px;font-size:.875rem}.os-side-note{font-size:1rem}.os-energy .section-heading{flex-direction:column;align-items:flex-start}.os-energy-lead{font-size:1rem}.os-targets{grid-template-columns:1fr;margin:31px 0}.os-targets>div,.os-targets>div+div{padding:24px 0;border-left:0}.os-targets>div+div{border-top:1px solid #294554}.os-targets span{margin-bottom:15px}.os-targets strong{font-size:3.75rem}.os-targets p{margin-top:15px}.os-power-flow{grid-template-columns:1fr;gap:27px}.os-power-flow li>span{margin-bottom:14px}.os-power-flow h3{margin-bottom:12px}.os-power-flow p{margin-bottom:18px}.os-detail summary{font-size:1rem;padding-block:20px}.os-detail summary:after{top:17px}.os-architecture-grid{grid-template-columns:1fr;gap:30px}.os-architecture-grid h3{font-size:1.2rem;margin-block:17px 13px}.os-scope-band{padding:22px 22px;margin-top:29px}.os-scope-band h3{font-size:1.125rem}.os-milestones li{grid-template-columns:52px minmax(0,1fr);gap:11px 18px;padding-block:25px}.os-milestones li>strong{font-size:2rem}.os-milestones li>span{grid-column:2;text-align:left;padding-top:0}.os-milestones h3{font-size:1.0625rem}.os-detail th,.os-detail td{padding:12px 10px}.os-detail tbody th{width:68%}.os-detail td{width:32%}.os-source-note{font-size:.875rem}}