:root{--navy:#071d43;--blue:#075ee8;--blue2:#0b72f1;--ink:#173153;--muted:#60738e;--line:#c7d8ed;--pale:#f1f7fe;--green:#07945c;--green-bg:#eefaf5;--amber:#b66a00;--amber-bg:#fff8ea;--danger:#bd2e3c;--radius:10px;--width:1328px;font-family:"Segoe UI","Microsoft YaHei UI","Microsoft YaHei",sans-serif;color:var(--ink);background:#fff}*{box-sizing:border-box}body{margin:0;background:#fff;font-size:15px;line-height:1.55}button,input,textarea{font:inherit}.topbar{height:66px;border-bottom:1px solid #d8e4f1;display:grid;grid-template-columns:320px 1fr 220px;align-items:center;padding:0 max(24px,calc((100vw - var(--width))/2));background:#fff;position:relative;z-index:3}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--navy)}.brand>span{display:grid;place-items:center;width:31px;height:37px;background:var(--blue);color:#fff;font-weight:800;clip-path:polygon(50% 0,94% 22%,88% 79%,50% 100%,12% 79%,6% 22%)}.brand strong{font-size:16px;line-height:1.15}.brand small{display:block;font-size:11px;font-weight:500;color:#7587a0;margin-top:4px}.topbar nav{display:flex;align-self:stretch;justify-content:center;gap:44px}.topbar nav a{display:flex;align-items:center;position:relative;text-decoration:none;color:#233b5b;font-weight:650;min-height:44px}.topbar nav a.active{color:var(--blue)}.topbar nav a.active:after{content:"";height:3px;background:var(--blue);position:absolute;left:0;right:0;bottom:0;border-radius:3px 3px 0 0}.project-link{justify-self:end;display:flex;align-items:center;justify-content:center;min-height:44px;padding:0 22px;border-radius:6px;background:var(--blue);color:#fff;text-decoration:none;font-weight:750}main{width:min(var(--width),calc(100% - 48px));margin:0 auto}.hero{display:grid;grid-template-columns:1fr 400px;gap:80px;align-items:center;padding:42px 0 26px}.hero h1{font-size:40px;line-height:1.2;letter-spacing:-1.4px;color:var(--navy);margin:0 0 16px;font-weight:850}.hero p{font-size:17px;color:#4f6684;margin:0;max-width:810px}.hero aside{min-height:148px;border-left:4px solid var(--blue);background:#edf5ff;display:flex;align-items:center;gap:26px;padding:22px 26px}.hero aside strong{display:block;color:#0b2f6c;font-size:17px}.hero aside ul{list-style:none;padding:0;margin:10px 0 0}.hero aside li{font-size:13px;margin:4px 0}.hero aside li:before{content:"✓";display:inline-grid;place-items:center;width:17px;height:17px;margin-right:7px;border-radius:50%;background:var(--green);color:#fff;font-size:11px;font-weight:800}.paper-icon{width:62px;height:73px;border:3px solid var(--blue);border-radius:7px;position:relative;background:#fff;flex:none}.paper-icon:before{content:"";position:absolute;left:14px;right:14px;top:24px;height:3px;background:var(--blue);box-shadow:0 12px 0 var(--blue),0 24px 0 var(--blue)}.step-rail{list-style:none;padding:0;margin:0 0 14px;border:1px solid var(--line);border-radius:var(--radius);display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden}.step-rail li{min-height:70px;display:flex;align-items:center;gap:16px;padding:10px 20px;position:relative}.step-rail li+li{border-left:1px solid var(--line)}.step-rail li:not(:last-child):after{content:"";position:absolute;right:-8px;top:27px;width:14px;height:14px;background:#fff;border-top:1px solid var(--line);border-right:1px solid var(--line);transform:rotate(45deg);z-index:1}.step-rail b,.section-title>b,.scenario-section>header>b,.reading>header>b,.verified>header>b{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--blue);color:#fff;font-size:16px;flex:none}.step-rail strong{display:block;color:#0a3679;font-size:15px}.step-rail span{display:block;color:#687a92;font-size:12px}.workbench,.student-task,.verified,.reading{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:14px}.section-title,.scenario-section>header,.reading>header{min-height:63px;display:flex;align-items:center;gap:14px;padding:12px 18px;background:var(--pale)}.section-title h2,.scenario-section h2,.reading h2,.verified h2{font-size:19px;color:var(--navy);margin:0;line-height:1.3}.section-title p,.scenario-section header p,.reading header p,.verified header p{font-size:12px;color:#62768f;margin:3px 0 0}.section-title>strong{margin-left:auto;color:var(--blue);font-size:12px}.workbench-body{display:grid;grid-template-columns:minmax(0,1fr) 100px minmax(520px,1.1fr);gap:12px;padding:16px}.frame-panel,.event-panel{border:1px solid #bad0e9;border-radius:8px;overflow:hidden;background:#fff}.frame-panel>header,.event-panel>header{height:47px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid #d3e1f0}.frame-panel header div{display:flex;gap:12px;align-items:center}.frame-panel header b,.event-panel header b{color:#0b3477}.frame-panel header span,.frame-panel time,.event-panel header span{font-family:Consolas,monospace;color:#59708d;font-size:12px}.frame-panel canvas{display:block;width:100%;height:auto;aspect-ratio:16/9;background:#e8eff7}.frame-panel footer{display:flex;justify-content:space-between;padding:8px 12px;color:#657891;font-size:11px}.event-arrow{display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--blue);text-align:center}.event-arrow i{width:52px;height:18px;background:var(--blue);clip-path:polygon(0 27%,64% 27%,64% 0,100% 50%,64% 100%,64% 73%,0 73%)}.event-arrow strong{margin-top:10px;font-size:16px}.event-panel table{width:100%;border-collapse:collapse;font-size:12px}.event-panel th{background:#f7faff;color:#536b89;text-align:left;font-weight:700}.event-panel th,.event-panel td{height:38px;padding:6px 10px;border-bottom:1px solid #dce7f3}.event-panel td:first-child{font-family:Consolas,monospace;color:#173b6e;font-weight:700}.event-panel td:nth-child(2){font-family:Consolas,monospace}.event-panel tr.pending td:nth-child(3){color:#71839a}.event-panel tr.pass td:nth-child(3){color:var(--green);font-weight:800}.event-panel tr.fail{background:#fff7e8}.event-panel tr.fail td:nth-child(3){color:var(--danger);font-weight:800}.event-panel>footer{padding:9px 12px;color:#667a94;font-size:11px;background:#f8fbfe}.scenario-section{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;margin-top:14px}.scenario-section>header{border-bottom:1px solid var(--line)}.scenario-tabs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;padding:12px}.scenario-tabs button{min-height:60px;border:1px solid #c9d8e9;border-radius:7px;background:#fff;color:#1c3556;display:grid;grid-template-columns:34px 1fr;grid-template-rows:auto auto;text-align:left;padding:8px 12px;cursor:pointer}.scenario-tabs button b{grid-row:1/3;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#e8f1fc;color:var(--blue)}.scenario-tabs button strong{font-size:14px}.scenario-tabs button span{font-size:11px;color:#6b7e96}.scenario-tabs button.active{border:2px solid var(--blue);padding:7px 11px;box-shadow:0 0 0 2px #e8f2ff inset}.scenario-tabs button.completed b{background:var(--green);color:#fff}.student-task .section-title>strong{font-size:20px;color:var(--navy)}.task-body{display:grid;grid-template-columns:1fr 1fr 1.15fr;gap:24px;padding:18px}.task-body fieldset{border:0;padding:0;margin:0}.task-body legend,.explanation>span{font-weight:800;color:#18385f;margin-bottom:10px}.task-body label:not(.explanation){display:flex;align-items:center;min-height:44px;gap:7px;font-size:13px}.task-body input{width:17px;height:17px;accent-color:var(--blue)}.explanation{display:flex;flex-direction:column;position:relative}.explanation textarea{height:154px;resize:vertical;border:1px solid #b8cde5;border-radius:7px;padding:12px;color:#203c60;font-size:14px;line-height:1.55}.explanation textarea:focus{outline:3px solid #d6e8ff;border-color:var(--blue)}.explanation small{align-self:flex-end;margin-top:5px;color:#6f8096}.check-button{display:block;width:340px;min-height:48px;border:0;border-radius:6px;margin:0 auto;background:var(--blue);color:#fff;font-weight:800;cursor:pointer}.check-button:hover{background:#064fc3}.student-task>p{min-height:43px;margin:13px 0 0;padding:11px 18px;background:#f4f8fc;border-top:1px solid #dbe6f2;color:#536c8a}.student-task>p.pass{background:var(--green-bg);color:#08774c;border-color:#afe0c9}.student-task>p.fail{background:var(--amber-bg);color:#8a5200;border-color:#f0d19c}.verified{border-color:#9fcfb6}.verified>header{min-height:66px;display:flex;align-items:center;gap:14px;padding:11px 18px;background:#f3fbf6}.verified header button{margin-left:auto;min-height:44px;padding:0 20px;border:1px solid var(--blue);border-radius:6px;background:#fff;color:var(--blue);font-weight:750}.verified header button:not(:disabled){cursor:pointer}.verified header button:disabled{opacity:.45}.verified>div{display:flex;gap:20px;align-items:center;padding:12px 18px;background:var(--green-bg);color:#2f654f}.verified>div strong{color:#08794d}.verified>div span{font-size:12px}.reading-list{display:grid;grid-template-columns:repeat(3,1fr)}.reading-list a{min-height:106px;padding:18px 20px;text-decoration:none;color:var(--ink);display:grid;grid-template-columns:95px 1fr auto;grid-template-rows:auto auto;column-gap:12px;align-items:center}.reading-list a+a{border-left:1px solid var(--line)}.reading-list a>b{grid-row:1/3;color:var(--blue);font-size:15px}.reading-list a>strong{font-size:15px}.reading-list a>span{font-size:12px;color:#667b96}.reading-list a>em{grid-row:1/3;grid-column:3;color:var(--blue);font-style:normal;font-size:12px}.boundary{width:min(var(--width),calc(100% - 48px));margin:14px auto 24px;min-height:52px;border:1px solid #e6b251;border-radius:8px;background:#fffaf0;display:grid;grid-template-columns:250px 1fr 80px;align-items:center;padding:8px 18px;color:#6c5832}.boundary strong{color:#825000}.boundary span{font-size:12px}.boundary b{justify-self:end;color:#172134}@media(max-width:900px){.topbar{height:56px;grid-template-columns:1fr auto;padding:0 14px}.topbar nav{display:none}.brand small{display:none}.project-link{min-height:44px;padding:0 12px;font-size:12px}main{width:calc(100% - 24px)}.hero{grid-template-columns:1fr;gap:18px;padding:28px 0 18px}.hero h1{font-size:31px;letter-spacing:-.8px}.hero p{font-size:15px}.hero aside{min-height:112px;padding:16px 18px}.step-rail{grid-template-columns:1fr}.step-rail li{min-height:58px}.step-rail li+li{border-left:0;border-top:1px solid var(--line)}.step-rail li:after{display:none}.workbench-body{grid-template-columns:1fr;padding:10px}.event-arrow{min-height:55px}.event-arrow i{transform:rotate(90deg)}.event-arrow strong{margin-top:6px}.event-panel{overflow-x:auto}.event-panel table{min-width:600px}.scenario-tabs{grid-template-columns:1fr 1fr}.task-body{grid-template-columns:1fr;gap:18px}.check-button{width:calc(100% - 24px)}.verified>header{align-items:flex-start;flex-wrap:wrap}.verified header button{width:100%;margin-left:44px}.verified>div{align-items:flex-start;flex-direction:column;gap:4px}.reading-list{grid-template-columns:1fr}.reading-list a+a{border-left:0;border-top:1px solid var(--line)}.boundary{width:calc(100% - 24px);grid-template-columns:1fr auto;gap:4px}.boundary span{grid-column:1/3}.boundary b{grid-row:1;grid-column:2}}@media(max-width:480px){.brand strong{font-size:12px}.brand>span{width:25px;height:30px;font-size:11px}.hero h1{font-size:28px}.hero aside{gap:14px}.paper-icon{width:48px;height:58px}.scenario-tabs{grid-template-columns:1fr}.section-title,.scenario-section>header,.reading>header{align-items:flex-start}.section-title h2,.scenario-section h2,.reading h2,.verified h2{font-size:17px}.frame-panel footer{flex-wrap:wrap;gap:2px 12px}.task-body{padding:15px}.reading-list a{grid-template-columns:72px 1fr;padding:15px 14px}.reading-list a>em{display:none}}

.transfer-lab {
  margin-top: 14px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.transfer-lab:focus { outline: 3px solid rgba(7, 94, 232, .22); outline-offset: 3px; }
.transfer-arrival { display: flex; align-items: center; padding: 14px 18px; border-bottom: 1px solid #b8d2ef; background: #edf5ff; color: #173153; gap: 14px; }
.transfer-arrival[hidden] { display: none; }
.transfer-arrival > b { flex: none; padding: 7px 10px; border-radius: 5px; background: var(--blue); color: #fff; font-size: 12px; }
.transfer-arrival strong { color: #0b3477; font-size: 14px; }
.transfer-arrival p { margin: 3px 0 0; color: #526d8a; font-size: 12px; }

.capability-ladder {
  display: grid;
  grid-template-columns: 1fr 74px 1fr 74px 1fr 74px 1fr;
  align-items: stretch;
  padding: 16px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #f8fbff, #fff);
}

.capability-ladder article {
  position: relative;
  min-height: 142px;
  padding: 15px;
  border: 1px solid #bad0e9;
  border-radius: 9px;
  background: #fff;
  box-shadow: 0 7px 18px rgba(15, 54, 107, .05);
}

.capability-ladder article b {
  position: absolute;
  top: 10px;
  right: 12px;
  color: #a7bad1;
  font-size: 22px;
}

.capability-ladder article span {
  color: #0b3477;
  font-size: 16px;
  font-weight: 800;
}

.capability-ladder article small {
  display: block;
  margin-top: 3px;
  color: #6a7e98;
  font: 600 12px/1.3 Consolas, monospace;
}

.capability-ladder article p {
  margin: 20px 0 7px;
  color: #355170;
  font-size: 13px;
}

.capability-ladder article em {
  color: var(--blue);
  font-size: 13px;
  font-style: normal;
  font-weight: 750;
}

.capability-ladder > i {
  position: relative;
  display: grid;
  place-items: center;
  color: #57708f;
  font-size: 12px;
  font-style: normal;
  text-align: center;
}

.capability-ladder > i::after {
  position: absolute;
  right: 4px;
  width: 13px;
  height: 13px;
  border-top: 2px solid var(--blue);
  border-right: 2px solid var(--blue);
  content: "";
  transform: rotate(45deg);
}

.transfer-workbench {
  display: grid;
  grid-template-columns: 310px minmax(0, 1fr);
  align-items: start;
  gap: 16px;
  padding: 16px;
}

.transfer-workbench > aside,
.transfer-scene,
.transfer-task {
  overflow: hidden;
  border: 1px solid #bfd1e6;
  border-radius: 8px;
}

.transfer-workbench > aside {
  padding: 14px;
  background: #f6f9fd;
}

.transfer-workbench h3 {
  margin: 0 0 11px;
  color: var(--navy);
  font-size: 14px;
}

.transfer-cases {
  display: grid;
  gap: 8px;
}

.transfer-cases button {
  display: flex;
  align-items: center;
  min-height: 65px;
  padding: 8px 10px;
  border: 1px solid #c7d6e8;
  border-radius: 7px;
  background: #fff;
  color: var(--ink);
  cursor: pointer;
  gap: 10px;
  text-align: left;
}

.transfer-cases button > b {
  display: grid;
  flex: none;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: #e7f1fd;
  color: var(--blue);
  place-items: center;
}

.transfer-cases button strong,
.transfer-cases button small {
  display: block;
}

.transfer-cases button strong { font-size: 13px; }
.transfer-cases button small { margin-top: 2px; color: #6b7f98; font-size: 12px; }
.transfer-cases button.active { padding: 7px 9px; border: 2px solid var(--blue); background: #f4f8ff; }
.transfer-cases button.completed > b { background: var(--green); color: #fff; }

.transfer-scene > header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 58px;
  padding: 10px 13px;
  border-bottom: 1px solid #d5e1ee;
}

.transfer-scene header small { display: block; color: #687c95; font-size: 12px; }
.transfer-scene header strong { color: #0b3477; font-size: 14px; }
.transfer-scene header > span { padding: 6px 8px; border-radius: 4px; background: #edf5ff; color: var(--blue); font: 700 12px Consolas, monospace; }
.transfer-scene svg { display: block; width: 100%; height: auto; background: #edf4fb; }

.transfer-scene > footer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 66px;
  padding: 9px 13px;
  background: #f8fbfe;
}

.transfer-scene footer span { color: #647a95; font-size: 12px; }
.transfer-scene footer strong { color: #a45f00; font-size: 13px; }
.transfer-task { display: grid; grid-column: 1 / 3; grid-template-columns: 1fr 1fr 1.15fr; padding: 14px; gap: 0 18px; }
.transfer-task fieldset { grid-row: 1 / 3; margin: 0 0 12px; padding: 0; border: 0; }
.transfer-task legend,
.transfer-explanation > span { margin-bottom: 7px; color: #18385f; font-size: 13px; font-weight: 800; }
.transfer-task fieldset label { display: flex; align-items: center; min-height: 40px; font-size: 12px; gap: 7px; }
.transfer-task input { width: 17px; height: 17px; accent-color: var(--blue); }
.transfer-explanation { display: flex; grid-row: 1; grid-column: 3; flex-direction: column; }

.transfer-explanation textarea {
  min-height: 118px;
  padding: 10px;
  resize: vertical;
  border: 1px solid #b8cde5;
  border-radius: 7px;
  color: #203c60;
  font-size: 13px;
  line-height: 1.55;
}

.transfer-explanation textarea:focus { border-color: var(--blue); outline: 3px solid #d6e8ff; }
.transfer-explanation small { align-self: flex-end; margin: 4px 0; color: #6f8096; }
.transfer-task > button { grid-row: 2; grid-column: 3; align-self: end; width: 100%; min-height: 44px; border: 0; border-radius: 6px; background: var(--blue); color: #fff; cursor: pointer; font-weight: 800; }

.transfer-task > p {
  grid-row: 3;
  grid-column: 1 / 4;
  min-height: 43px;
  margin: 10px -14px -14px;
  padding: 10px 14px;
  border-top: 1px solid #dbe6f2;
  background: #f4f8fc;
  color: #536c8a;
  font-size: 12px;
}

.transfer-task > p.pass { background: var(--green-bg); color: #08774c; }
.transfer-task > p.fail { background: var(--amber-bg); color: #8a5200; }
.transfer-result { display: grid; grid-template-columns: 260px 1fr auto; align-items: center; min-height: 76px; padding: 12px 18px; border-top: 1px solid #a8d5bc; background: #f1faf5; gap: 18px; }
.transfer-result > div { display: flex; align-items: center; gap: 13px; }
.transfer-result > div strong { color: #08794d; font-size: 24px; }
.transfer-result > div span,
.transfer-result > p { color: #526f63; font-size: 12px; }
.transfer-result > p { margin: 0; }
.transfer-result > button { min-height: 44px; padding: 0 18px; border: 1px solid var(--blue); border-radius: 6px; background: #fff; color: var(--blue); font-weight: 750; }
.transfer-result > button:not(:disabled) { cursor: pointer; }
.transfer-result > button:disabled { opacity: .45; }
.transfer-result > nav { display: grid; grid-column: 1 / 4; grid-template-columns: 1fr 1fr; gap: 10px; padding-top: 12px; border-top: 1px solid #b8ddc7; }
.transfer-result > nav[hidden] { display: none; }
.transfer-result > nav a { display: flex; align-items: center; justify-content: center; min-height: 44px; padding: 7px 12px; border: 1px solid var(--blue); border-radius: 6px; background: #fff; color: var(--blue); font-size: 13px; font-weight: 750; text-align: center; text-decoration: none; }
.transfer-result > nav a:first-child { background: var(--blue); color: #fff; }

@media (max-width: 1100px) {
  .capability-ladder { grid-template-columns: 1fr 50px 1fr 50px 1fr 50px 1fr; }
  .transfer-workbench { grid-template-columns: 260px 1fr; }
  .transfer-task { display: grid; grid-column: 1 / 3; grid-template-columns: 1fr 1fr; gap: 0 18px; }
  .transfer-task fieldset { grid-row: auto; }
  .transfer-explanation,
  .transfer-task > button,
  .transfer-task > p { grid-row: auto; grid-column: 1 / 3; }
  .transfer-result { grid-template-columns: 200px 1fr auto; }
}

@media (max-width: 900px) {
  .capability-ladder { grid-template-columns: 1fr; gap: 8px; }
  .capability-ladder > i { min-height: 30px; }
  .capability-ladder > i::after { right: auto; bottom: 0; transform: rotate(135deg); }
  .transfer-workbench { grid-template-columns: 1fr; }
  .transfer-task { display: block; grid-column: auto; }
  .transfer-cases { grid-template-columns: 1fr 1fr; }
  .transfer-result { grid-template-columns: 1fr auto; }
  .transfer-result > p { grid-column: 1 / 3; }
  .transfer-result > button { grid-row: 1; grid-column: 2; }
}

@media (max-width: 480px) {
  .capability-ladder { padding: 10px; }
  .capability-ladder article { min-height: 116px; }
  .transfer-workbench { padding: 10px; }
  .transfer-cases { grid-template-columns: 1fr; }
  .transfer-scene > header { align-items: flex-start; flex-direction: column; gap: 8px; }
  .transfer-result { grid-template-columns: 1fr; }
  .transfer-result > p,
  .transfer-result > button { grid-column: 1; }
  .transfer-result > button { grid-row: auto; width: 100%; }
  .transfer-result > nav { grid-column: 1; grid-template-columns: 1fr; }
  .transfer-arrival { align-items: flex-start; flex-direction: column; }
}

/* P298: shared product shell, two-source handoff and progressive disclosure. */
.topbar{position:relative;z-index:3;display:grid;grid-template-columns:minmax(250px,1fr) auto minmax(250px,1fr);align-items:center;width:100%;height:auto;min-height:64px;border-bottom:1px solid #d8e3ef;background:#fff;padding:7px clamp(18px,3vw,36px)}
.brand.top-brand{display:flex;align-items:center;gap:18px;min-width:0;min-height:44px;text-decoration:none}
.brand.top-brand strong{color:var(--blue);font-size:19px;line-height:1.2;white-space:nowrap}
.brand.top-brand>span{display:block;overflow:hidden;width:auto;height:auto;border-left:1px solid #d8e3ef;background:none;padding-left:18px;color:#405b79;font-size:13px;font-weight:500;text-overflow:ellipsis;white-space:nowrap;clip-path:none}
.mode-tabs{display:flex!important;align-items:center;align-self:auto!important;justify-content:initial!important;gap:0!important;border:1px solid #d8e3ef;border-radius:8px;overflow:hidden}
.mode-tabs>*{position:static!important;display:flex!important;align-items:center;justify-content:center;min-width:70px;min-height:44px;border-right:1px solid #d8e3ef;padding:0 12px;color:#536b85!important;font-size:13px;font-weight:500!important;text-decoration:none}
.mode-tabs>*:last-child{border-right:0}.mode-tabs a:after{display:none!important}.mode-tabs strong{background:var(--blue);color:#fff!important}.mode-tabs span{color:#8b99aa!important}
.top-safe{display:flex;align-items:center;justify-content:flex-end;gap:14px;min-width:0}.top-safe>span{border:1px solid #cfe5da;border-radius:18px;background:#f1faf6;padding:7px 12px;color:#28624e;font-size:12px;white-space:nowrap}.top-safe .project-link{min-height:44px;background:none;padding:0;color:var(--blue);font-size:12px;white-space:nowrap}
.hero{grid-template-columns:minmax(0,1fr) 330px;gap:56px;padding:34px 0 20px}.hero h1{max-width:860px;margin-bottom:10px;font-size:34px;line-height:1.2}.hero>div>p{max-width:800px;font-size:15px}.hero-detail{max-width:800px;margin-top:4px}.hero-detail summary,.handoff-detail summary,.optional-zone>summary{display:flex;align-items:center;min-height:44px;color:var(--blue);font-size:12px;font-weight:800;cursor:pointer}.hero-detail p{margin:0 0 8px;border-left:3px solid #b9d2f5;background:#f5f9ff;padding:9px 12px;color:#405f7e;font-size:12px;line-height:1.6}.hero aside{display:grid;align-content:center;gap:3px;min-height:108px;border:1px solid #d6e2ef;border-left:4px solid var(--blue);background:#f7faff;padding:18px 22px}.hero aside span{color:var(--muted);font-size:12px}.hero aside strong{color:#0b2f6c;font-size:16px}.hero aside small{color:#607691;font-size:12px}
.camera-handoff{margin:0 0 14px;border:1px solid #b8cee8;border-radius:6px;overflow:hidden;background:#fff}.camera-handoff>header{display:block;padding:15px 20px 10px}.camera-handoff>header small{color:var(--blue);font-size:12px;font-weight:800}.camera-handoff h2{margin:4px 0;font-size:20px;color:var(--navy)}.camera-handoff header p{margin:0;color:var(--muted);font-size:12px}
.handoff-imports{display:grid;grid-template-columns:1fr 1fr;gap:12px;padding:0 20px 14px}.handoff-imports label{display:grid;grid-template-columns:190px minmax(0,1fr);align-items:center;gap:4px 12px;min-height:68px;border:1px solid #d5e2f0;border-radius:5px;background:#f8fbff;padding:9px 12px}.handoff-imports label>span{grid-row:1/3;color:#17385f;font-size:13px;font-weight:800}.handoff-imports input{min-height:44px;max-width:100%;font-size:12px}.handoff-imports small{color:var(--muted);font-size:11px}.camera-handoff a{display:inline-flex;align-items:center;min-height:44px;color:var(--blue);font-weight:800}
.camera-binding-chain{display:grid;grid-template-columns:1fr auto 1fr auto 1fr auto 1fr;align-items:stretch;gap:9px;padding:13px 20px;background:#102337;color:#fff}.camera-binding-chain article{display:grid;grid-template-columns:32px 1fr;gap:2px 9px;min-width:0;border:1px solid #35557d;padding:11px}.camera-binding-chain article>b{grid-row:1/4;display:grid;place-items:center;width:28px;height:28px;border-radius:50%;background:#20476f;color:#70d7e1;font-size:11px}.camera-binding-chain span,.camera-binding-chain small{overflow:hidden;color:#a9bdd7;font-size:11px;text-overflow:ellipsis;white-space:nowrap}.camera-binding-chain strong{overflow:hidden;font-size:12px;text-overflow:ellipsis;white-space:nowrap}.camera-binding-chain>i{align-self:center;color:#6bd1dc;font-style:normal}.camera-binding-chain article.verified{border-color:#3dbb8a;background:#103b39}.camera-binding-chain article.failed{border-color:#e27676;background:#4a2932}
.camera-handoff>p{margin:0;padding:10px 20px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}.camera-handoff>p.pass{background:var(--green-bg);color:var(--green)}.camera-handoff>p.fail{background:#fff0f0;color:var(--danger)}.handoff-detail{border-top:1px solid var(--line);padding:0 20px}.handoff-detail p{margin:0 0 12px;color:#4a6482;font-size:12px;line-height:1.6}
.scenario-tabs button:disabled,.student-task :disabled{cursor:not-allowed;opacity:.45}
.optional-zone{margin-top:14px;border:1px solid var(--line);border-radius:6px;background:#fff;overflow:hidden}.optional-zone>summary{padding:0 18px;background:#f7faff}.optional-zone[open]>summary{border-bottom:1px solid var(--line)}.optional-zone>.transfer-lab,.optional-zone>.reading{margin:0;border:0;border-radius:0}.reading-zone{margin-bottom:14px}
body :where(small,time,em){font-size:12px!important}
body .camera-binding-chain article>b,body .camera-binding-chain span,body .camera-binding-chain small,body .frame-panel footer,body .event-panel>footer,body .scenario-tabs button span,body .editor-panel>header span,body .test-panel>header span,body .test-panel li span,body .code-brief p{font-size:12px!important}
body .code-brief li b{font-size:12px!important}
body .transfer-task fieldset label{min-height:44px!important}
body .project-compass{grid-template-columns:minmax(0,1fr) auto!important;gap:12px!important;max-width:1328px!important;margin:10px auto 0!important;padding:10px 14px!important}
body .project-compass ol,body .project-compass__boundary{display:none!important}
body .project-compass__current{gap:1px!important}body .project-compass__current span{font-size:12px!important;line-height:1.4!important}
body .project-compass__actions{min-width:260px!important}
@media(max-width:1100px){.topbar{grid-template-columns:1fr auto}.mode-tabs{grid-row:2;grid-column:1/-1;justify-self:center;margin-top:6px}.top-safe>span{display:none}.handoff-imports label{grid-template-columns:1fr}.handoff-imports label>span{grid-row:auto}.camera-binding-chain{grid-template-columns:1fr 1fr}.camera-binding-chain>i{display:none}}
@media(max-width:900px){.topbar{grid-template-columns:1fr;gap:6px;padding:8px 12px}.brand.top-brand{justify-content:space-between}.brand.top-brand strong{font-size:16px}.brand.top-brand>span{max-width:210px;padding-left:10px;font-size:12px}.top-safe{grid-row:2;justify-content:space-between}.top-safe>span{display:block;padding:5px 9px}.mode-tabs{grid-row:3;grid-column:1;width:100%;margin:0}.mode-tabs>*{flex:1;min-width:0;padding:0 7px}.hero{grid-template-columns:1fr;gap:12px;padding:20px 0 14px}.hero h1{font-size:30px}.hero aside{min-height:86px}.handoff-imports{grid-template-columns:1fr}.camera-binding-chain{grid-template-columns:1fr 1fr}.camera-handoff>header,.handoff-imports,.camera-binding-chain{padding-left:14px;padding-right:14px}body .project-compass{grid-template-columns:1fr!important;margin:8px 12px 0!important}body .project-compass__current span{display:none!important}body .project-compass__actions{grid-row:auto!important;min-width:0!important}}
@media(max-width:480px){.brand.top-brand strong{font-size:14px}.brand.top-brand>span{max-width:170px}.mode-tabs>*{font-size:12px}.hero h1{font-size:27px}.camera-handoff h2{font-size:18px}.camera-binding-chain{grid-template-columns:1fr}.camera-binding-chain article{padding:10px}.handoff-imports label{padding:8px 10px}.optional-zone>summary{padding:0 14px}body .editor-panel>textarea{font-size:12px}}