.study-header-actions{display:flex;align-items:center;gap:12px}.plan-open{background:#16604e;color:white;border:0;border-radius:6px;padding:12px 16px;font:inherit;cursor:pointer}
.band-diagram{min-width:620px}.plan-content>div:has(>.band-diagram){overflow-x:auto}
#study-plan{width:min(1120px,calc(100vw - 32px));max-width:none;height:min(820px,calc(100dvh - 32px));max-height:calc(100dvh - 32px);padding:0;border:1px solid #bed5ca;border-radius:12px;color:#163c45;background:#fff;overflow:hidden}
#study-plan[open]{display:flex;flex-direction:column}#study-plan::backdrop{background:#123b4666;backdrop-filter:blur(3px)}
.plan-head{display:flex;justify-content:space-between;gap:20px;padding:24px 28px 18px;background:#edf6f1;flex-shrink:0}.plan-head h2{font-size:27px;margin:3px 0 0}.plan-head small{letter-spacing:.13em;font-size:12px;color:#16604e}.plan-head button{align-self:center;border:1px solid #b7cfc5;background:white;padding:10px 14px;border-radius:5px;font:inherit;cursor:pointer}
.plan-tabs{display:flex;gap:4px;padding:0 24px;border-bottom:1px solid #cfddd6;flex-shrink:0;overflow-x:auto}.plan-tabs button{padding:17px 13px;background:none;border:0;border-bottom:3px solid transparent;white-space:nowrap;font:inherit;color:#4c6869;cursor:pointer}.plan-tabs button[aria-selected=true]{border-color:#16604e;color:#16604e;font-weight:700}
.plan-content{overflow:auto;overscroll-behavior:contain;min-height:0;padding:24px 28px;scrollbar-gutter:stable;font-size:16px;line-height:1.55}.plan-content h3{font-size:23px;font-weight:600;margin:0 0 8px}.plan-content p{margin:8px 0 18px}.plan-content a{color:#16604e;text-decoration:underline;text-underline-offset:3px}.plan-note{background:#f0f5f3;border-left:3px solid #54ae91;padding:12px 16px;color:#385956;font-size:14px}.plan-filters{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0}.plan-filters label{flex:1;min-width:165px;font-size:14px;color:#4b6664}.plan-filters input,.plan-filters select,.plan-km select{display:block;width:100%;padding:11px 12px;margin-top:5px;font:inherit;background:#fff;border:1px solid #abc4b9;border-radius:5px;color:#163c45;box-sizing:border-box}.plan-filters input{min-width:200px}.plan-count{font-size:14px;color:#52706b}
.base-entry{border:1px solid #d3e0d9;border-radius:7px;margin:10px 0;background:#fff}.base-entry>summary{padding:14px 16px;cursor:pointer;display:flex;gap:14px;align-items:center;list-style:none}.base-entry>summary::after{content:'+';margin-left:auto;font-size:22px}.base-entry[open]>summary::after{content:'−'}.base-entry summary small{display:block;font-size:12px;letter-spacing:.04em;color:#546f66}.base-entry summary strong{font-size:16px}.base-id{border-radius:4px;background:#e5f2ed;padding:7px;color:#16604e;font-size:14px;font-weight:600}.base-body{border-top:1px solid #e1e9e4;padding:16px}.base-body p{font-size:14px}.base-body dl{display:grid;grid-template-columns:130px 1fr;gap:8px;font-size:14px;margin:12px 0}.base-body dt{color:#557069}.base-body dd{margin:0}.base-layers{display:grid;gap:8px;padding:12px 0}.base-layers label{display:flex;gap:10px;align-items:center;cursor:pointer;font-size:14px}.base-layers input{width:18px;height:18px;accent-color:#16604e}.base-layers label:has(input:checked){font-weight:600;color:#16604e}
.plan-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0}.plan-card{border:1px solid #cbded4;border-top:4px solid #54ae91;border-radius:6px;padding:18px;background:#fbfdfc}.plan-card strong{display:block;font-size:21px}.plan-card p{font-size:14px;margin:8px 0}.band-diagram{width:100%;height:auto;display:block;border:1px solid #d8e4de;border-radius:6px;background:#f7faf8;margin:20px 0}.plan-table{overflow:auto;margin:18px 0}.plan-table table{border-collapse:collapse;width:100%;min-width:670px;font-size:14px}.plan-table th{background:#e5f2ed;color:#16604e;text-align:left}.plan-table th,.plan-table td{padding:12px;border-bottom:1px solid #d3e0d9;vertical-align:top}.plan-table td:first-child{font-weight:600;white-space:nowrap}.plan-table button,.plan-km button{font:inherit;background:#16604e;color:white;border:0;border-radius:5px;padding:10px 14px;cursor:pointer}.plan-km{display:grid;grid-template-columns:1fr 2fr auto;gap:12px;align-items:end;margin:20px 0}.plan-km label{font-size:14px}.plan-km button{min-height:44px}.plan-content button:focus-visible,.plan-content input:focus-visible,.plan-content select:focus-visible,.plan-tabs button:focus-visible{outline:3px solid #54ae91;outline-offset:3px}.plan-content [hidden]{display:none!important}
@media(max-width:680px){.topbar{display:grid!important;grid-template-columns:1fr 1fr!important;height:auto!important;min-height:100px;padding:10px 14px!important;gap:6px!important}.topbar .brand{grid-column:1;grid-row:1}.topbar .client-brand{display:flex!important;grid-column:2;grid-row:1;justify-self:end;align-items:flex-end;flex-direction:column}.topbar .client-brand small{font-size:9px}.topbar .client-brand>span{font-size:20px}.study-header-actions{gap:8px;grid-column:1/-1;justify-self:end}.study-header-actions .text-button{font-size:13px;padding:8px}.plan-open{font-size:14px;padding:10px}#study-plan{width:calc(100vw - 16px);height:calc(100dvh - 16px);max-height:calc(100dvh - 16px)}.plan-head{padding:18px 16px}.plan-head h2{font-size:23px}.plan-tabs{padding:0 8px;gap:0}.plan-tabs button{font-size:14px;padding:13px 10px}.plan-content{padding:18px 16px}.plan-grid{grid-template-columns:1fr}.plan-card{padding:14px}.plan-km{grid-template-columns:1fr 2fr}.plan-km button{grid-column:1/-1}.base-body dl{grid-template-columns:1fr;gap:4px}.base-body dd{margin-bottom:8px}}