/* =========================================================
   ui05.html「拾器 Pick It｜Figma Agent Wireframe 案例」新增章節樣式  v1
   前綴 wk-，只在 .ui05-page 之下擴充，沿用 ui05-agent.css 的色票變數。
   ========================================================= */

/* ---------- 共用：全寬章節標頭 ---------- */
.wk-head { max-width: 860px; }
.wk-head h3 { margin: 12px 0 0; font-size: clamp(22px,2.8vw,31px); font-weight: 900; color: var(--u-ink); line-height: 1.3; }
.wk-head .wk-lead { margin-top: 12px; font-size: 16px; line-height: 1.85; }
.wk-head .wk-lead b { color: var(--u-ink); }
.wk-block { margin-top: 26px; background: var(--u-paper); border: 1.5px solid var(--u-line); border-radius: 18px; padding: clamp(16px,2.6vw,26px); box-shadow: 0 1px 0 var(--u-line), 0 26px 50px -38px rgba(10,20,20,.35); }
.wk-block-title { display: flex; align-items: center; gap: 8px; margin: 0 0 14px; font-family: var(--u-font-mono); font-size: 10.5px; color: var(--u-ink-3); text-transform: uppercase; letter-spacing: .06em; }
.wk-block-title::before { content: "◆"; color: var(--u-brand); }
.wk-block h4 { font-size: 19px; font-weight: 900; margin: 0 0 6px; color: var(--u-ink); }
.ui05-page .wk-block p { font-size: 15px; }
.wk-two { display: grid; grid-template-columns: minmax(0,1fr) minmax(0,1fr); gap: 20px; }
.wk-two > .wk-block { margin-top: 20px; }
@media (max-width: 900px) { .wk-two { grid-template-columns: 1fr; } }

/* ---------- 目的：4 個分頁 ---------- */
.wk-ptabs { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 10px; margin-bottom: 18px; }
.wk-ptab { text-align: left; border: 1.5px solid var(--u-line); background: var(--u-bg); border-radius: 14px; padding: 12px 14px; cursor: pointer; transition: border-color .2s, background .2s, transform .2s, box-shadow .2s; color: var(--u-ink-2); }
.wk-ptab i { font-size: 20px; color: var(--u-brand-strong); display: block; margin-bottom: 4px; }
.wk-ptab b { display: block; font-size: 15px; color: var(--u-ink); font-family: var(--u-font-display); }
.wk-ptab span { display: block; font-size: 12px; line-height: 1.5; margin-top: 2px; }
.wk-ptab:hover { border-color: var(--u-brand); transform: translateY(-2px); }
.wk-ptab[aria-selected="true"] { background: var(--u-ink); border-color: var(--u-ink); color: rgba(255,255,255,.75); box-shadow: 0 14px 26px -16px rgba(0,0,0,.5); }
.wk-ptab[aria-selected="true"] b { color: #fff; }
.wk-ptab[aria-selected="true"] i { color: var(--u-brand); }
@media (max-width: 760px) { .wk-ptabs { grid-template-columns: repeat(2, minmax(0,1fr)); } }

.wk-pstage { display: grid; grid-template-columns: 270px minmax(0,1fr); gap: 28px; align-items: start; }
@media (max-width: 760px) { .wk-pstage { grid-template-columns: 1fr; } .wk-annot { max-width: 260px; margin: 0 auto; } }
.wk-annot { position: relative; margin: 0; border-radius: 30px; box-shadow: 0 24px 44px -26px rgba(10,20,20,.5); }
.wk-annot img { width: 100%; border-radius: 30px; }
.wk-annot-layer { position: absolute; inset: 0; pointer-events: none; }
.wk-mark { position: absolute; border: 2px solid var(--wk-c, var(--u-brand)); background: color-mix(in srgb, var(--wk-c, var(--u-brand)) 14%, transparent); border-radius: 6px; pointer-events: auto; opacity: 0; animation: wk-pop .4s cubic-bezier(.2,.8,.2,1) forwards; transition: background .2s, box-shadow .2s; }
.wk-mark i { position: absolute; top: -9px; left: -9px; width: 18px; height: 18px; border-radius: 50%; background: var(--wk-c, var(--u-brand)); color: #fff; font: 900 10px/18px var(--u-font-mono); text-align: center; font-style: normal; }
.wk-mark.is-hi { background: color-mix(in srgb, var(--wk-c, var(--u-brand)) 32%, transparent); box-shadow: 0 0 0 4px color-mix(in srgb, var(--wk-c, var(--u-brand)) 25%, transparent); }
.wk-annot-layer.is-content { --wk-c: var(--u-brand-strong); }
.wk-annot-layer.is-structure { --wk-c: #4C93C9; }
.wk-annot-layer.is-flow { --wk-c: var(--u-good); }
.wk-annot-layer.is-talk { --wk-c: var(--u-agent); }
@keyframes wk-pop { from { opacity: 0; transform: scale(.94); } to { opacity: 1; transform: none; } }

.wk-pinfo h4 { font-size: 20px; }
.wk-marklist { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 6px; }
.wk-marklist button { width: 100%; text-align: left; display: flex; align-items: center; gap: 10px; border: 1px solid var(--u-line); background: var(--u-paper); border-radius: 10px; padding: 8px 12px; font-size: 14px; color: var(--u-ink); cursor: pointer; transition: background .15s, border-color .15s; }
.wk-marklist button i { flex: none; width: 22px; height: 22px; border-radius: 50%; background: var(--u-ink); color: #fff; font: 900 11px/22px var(--u-font-mono); text-align: center; font-style: normal; }
.wk-marklist button:hover, .wk-marklist button.is-hi { background: var(--u-brand-soft); border-color: var(--u-brand); }
.ui05-page .wk-skip { margin-top: 14px; font-size: 13.5px; background: #FFF4EE; border-left: 3px solid var(--u-warn); border-radius: 0 8px 8px 0; padding: 10px 14px; color: var(--u-ink-2); display: flex; gap: 8px; }
.wk-skip i { color: var(--u-warn); }

/* ---------- 比較滑桿 ---------- */
.wk-compare-wrap { display: grid; grid-template-columns: 220px minmax(0,1fr); gap: 20px; align-items: start; }
@media (max-width: 520px) { .wk-compare-wrap { grid-template-columns: 1fr; } .wk-cmp-fig { max-width: 230px; margin: 0 auto; } }
.wk-cmp-fig { position: relative; }
.wk-cmp-frame { position: relative; border-radius: 26px; overflow: hidden; box-shadow: 0 20px 40px -24px rgba(10,20,20,.5); }
.wk-cmp-frame img { width: 100%; }
.wk-cmp-lo { position: absolute; inset: 0; pointer-events: none; }
.wk-cmp-lo span { position: absolute; background: #CFCFCF; border-radius: 4px; box-shadow: 0 0 0 3px #F3F3F3; }
.wk-cmp-handle { position: absolute; top: 0; bottom: 0; width: 2px; background: var(--u-brand); transform: translateX(-1px); pointer-events: none; }
.wk-cmp-handle::after { content: "⇆"; position: absolute; top: 50%; left: 50%; transform: translate(-50%,-50%); width: 30px; height: 30px; border-radius: 50%; background: var(--u-brand); color: #fff; display: grid; place-items: center; font-size: 15px; font-weight: 900; box-shadow: 0 4px 12px rgba(0,0,0,.25); }
.wk-cmp-fig input[type=range] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: ew-resize; margin: 0; }
.wk-cmp-labels { display: flex; justify-content: space-between; margin-top: 8px; gap: 6px; }
.wk-cmp-labels button { font-size: 11.5px; font-weight: 700; border: 1px solid var(--u-line); background: var(--u-paper); border-radius: 999px; padding: 3px 10px; color: var(--u-ink-2); cursor: pointer; }
.wk-cmp-labels button:hover { border-color: var(--u-brand); color: var(--u-ink); }
.wk-cmp-q { list-style: none; padding: 0; margin: 10px 0 0; display: grid; gap: 8px; }
.wk-cmp-q li { position: relative; font-size: 14px; line-height: 1.6; padding: 9px 12px 9px 38px; border-radius: 10px; background: var(--u-bg); border: 1px dashed var(--u-line); color: var(--u-ink-3); transition: background .25s, color .25s, border-color .25s; }
.wk-cmp-q li::before { content: "?"; position: absolute; left: 11px; top: 9px; width: 18px; height: 18px; border-radius: 50%; background: #d9dee2; color: #fff; font: 900 11px/18px var(--u-font-mono); text-align: center; transition: background .25s; }
.wk-cmp-q li small { display: block; color: inherit; opacity: 0; max-height: 0; overflow: hidden; transition: opacity .3s, max-height .3s; }
.wk-cmp-q li.is-solved { background: var(--u-brand-soft); border: 1px solid var(--u-brand); color: var(--u-ink); }
.wk-cmp-q li.is-solved::before { content: "✓"; background: var(--u-brand-strong); }
.wk-cmp-q li.is-solved small { opacity: 1; max-height: 60px; color: var(--u-brand-strong); font-weight: 700; }

/* ---------- 保真度階梯 ---------- */
.wk-fid-steps { display: grid; grid-template-columns: repeat(4,1fr); gap: 0; margin-bottom: 16px; position: relative; }
.wk-fid-steps::before { content: ""; position: absolute; left: 12%; right: 12%; top: 14px; height: 2px; background: var(--u-line); }
.wk-fid-steps button { position: relative; background: none; border: 0; cursor: pointer; display: flex; flex-direction: column; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; color: var(--u-ink-3); padding: 0 4px; line-height: 1.35; }
.wk-fid-steps button::before { content: ""; width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--u-line); background: var(--u-paper); transition: all .2s; }
.wk-fid-steps button.is-past::before { background: var(--u-brand-soft); border-color: var(--u-brand); }
.wk-fid-steps button[aria-selected="true"] { color: var(--u-ink); }
.wk-fid-steps button[aria-selected="true"]::before { background: var(--u-brand); border-color: var(--u-brand); box-shadow: 0 0 0 5px var(--u-brand-soft); }
.wk-fid-body { display: grid; grid-template-columns: 150px minmax(0,1fr); gap: 18px; align-items: center; }
@media (max-width: 480px) { .wk-fid-body { grid-template-columns: 1fr; } .wk-fid-card { margin: 0 auto; } }
.wk-fid-card { width: 150px; border-radius: 14px; border: 1.5px solid #ddd; background: #fff; padding: 10px; display: grid; gap: 6px; transition: all .35s; }
.wk-fid-card .im { height: 70px; border-radius: 8px; background: #C4C4C4; transition: all .35s; }
.wk-fid-card .t1, .wk-fid-card .t2, .wk-fid-card .bt { font-size: 11px; font-weight: 700; line-height: 1.3; color: #333; transition: all .35s; border-radius: 4px; }
.wk-fid-card .t2 { font-size: 13px; font-weight: 900; }
.wk-fid-card .bt { background: #404040; color: #fff; text-align: center; padding: 5px; border-radius: 7px; }
.wk-fid-card.is-sketch { border: 2px dashed #888; border-radius: 4px 16px 6px 14px; background: #FFFDF6; transform: rotate(-1.5deg); }
.wk-fid-card.is-sketch .im { background: repeating-linear-gradient(45deg, transparent 0 7px, #aaa 7px 8px); border: 1.5px solid #888; }
.wk-fid-card.is-sketch .t1, .wk-fid-card.is-sketch .t2 { color: transparent; background: none; border-bottom: 2px solid #888; border-radius: 0; height: 8px; }
.wk-fid-card.is-sketch .bt { background: none; border: 1.5px solid #888; color: transparent; }
.wk-fid-card.is-lo .t1, .wk-fid-card.is-lo .t2 { color: transparent; background: #D7D7D7; }
.wk-fid-card.is-lo .t1 { width: 80%; } .wk-fid-card.is-lo .t2 { width: 50%; }
.wk-fid-card.is-lo .bt { color: transparent; }
.wk-fid-card.is-hi { border-color: transparent; box-shadow: 0 12px 24px -12px rgba(10,186,181,.6); }
.wk-fid-card.is-hi .im { background: linear-gradient(135deg, #8EE3DF, #0ABAB5); }
.wk-fid-card.is-hi .t2 { color: var(--u-brand-strong); }
.wk-fid-card.is-hi .bt { background: var(--u-brand); }
.wk-fid-info h5 { font-size: 16px; font-weight: 900; margin: 0 0 8px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.wk-fid-info dl { display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; margin: 0; font-size: 13.5px; }
.wk-fid-info dt { color: var(--u-ink-3); font-weight: 700; }
.wk-fid-info dd { margin: 0; color: var(--u-ink); }

/* ---------- 如何建置 stepper ---------- */
.wk-build { display: grid; grid-template-columns: 250px minmax(0,1fr); gap: 24px; align-items: start; }
@media (max-width: 860px) { .wk-build { grid-template-columns: 1fr; } }
.wk-build-steps { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; position: sticky; top: calc(var(--hdr) + 70px); }
@media (max-width: 860px) { .wk-build-steps { position: static; grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 480px) { .wk-build-steps { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.wk-build-steps button { width: 100%; display: flex; align-items: center; gap: 10px; text-align: left; border: 1.5px solid var(--u-line); background: var(--u-paper); border-radius: 12px; padding: 10px 12px; cursor: pointer; font-size: 14px; font-weight: 700; color: var(--u-ink-2); transition: all .2s; line-height: 1.4; }
.wk-build-steps .n { flex: none; width: 26px; height: 26px; border-radius: 8px; background: var(--u-bg); color: var(--u-brand-strong); font: 900 13px/26px var(--u-font-mono); text-align: center; transition: all .2s; }
.wk-build-steps button:hover { border-color: var(--u-brand); color: var(--u-ink); }
.wk-build-steps button.is-done .n { background: var(--u-brand-soft); }
.wk-build-steps button.is-done .n::after { content: "✓"; }
.wk-build-steps button.is-done .n { font-size: 0; }
.wk-build-steps button.is-done .n::after { font-size: 13px; }
.wk-build-steps button[aria-current="step"] { background: var(--u-ink); border-color: var(--u-ink); color: #fff; transform: translateX(4px); }
.wk-build-steps button[aria-current="step"] .n { background: var(--u-brand); color: #fff; }
.wk-build-panel { background: var(--u-paper); border: 1.5px solid var(--u-line); border-radius: 18px; padding: clamp(16px,2.6vw,26px); min-height: 420px; }
.wk-build-panel.is-in { animation: wk-slide .35s cubic-bezier(.2,.8,.2,1); }
@keyframes wk-slide { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.wk-bp-head { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.wk-bp-no { font: 900 12px var(--u-font-mono); color: var(--u-brand-strong); background: var(--u-brand-soft); padding: 3px 10px; border-radius: 20px; }
.wk-bp-head h4 { margin: 0; font-size: 21px; font-weight: 900; }
.wk-build-panel > p { margin: 10px 0 0; font-size: 15.5px; }
.wk-bp-viz { margin: 16px 0; padding: 16px; border-radius: 14px; background: var(--u-bg); border: 1px solid var(--u-line); overflow: hidden; }
.wk-bp-cols { display: grid; grid-template-columns: minmax(0,.8fr) minmax(0,1.2fr); gap: 14px; }
@media (max-width: 640px) { .wk-bp-cols { grid-template-columns: 1fr; } }
.wk-bp-check b, .wk-bp-prompt b { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--u-ink); margin-bottom: 6px; }
.wk-bp-check ul { margin: 0; padding: 0; list-style: none; display: grid; gap: 5px; }
.wk-bp-check li { font-size: 13.5px; color: var(--u-ink-2); padding-left: 20px; position: relative; line-height: 1.6; }
.wk-bp-check li::before { content: "✓"; position: absolute; left: 0; color: var(--u-good); font-weight: 900; }
.wk-bp-prompt { background: var(--u-agent-soft); border-radius: 12px; padding: 12px 14px; }
.wk-bp-prompt b { color: var(--u-agent); }
.wk-bp-prompt .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--u-agent); }
.ui05-page .wk-bp-prompt p { font-size: 13.5px; line-height: 1.7; color: var(--u-ink); margin: 0 0 8px; }
.wk-copy { font-size: 12px; font-weight: 700; border: 1.5px solid var(--u-agent); color: var(--u-agent); background: #fff; border-radius: 8px; padding: 4px 10px; cursor: pointer; transition: all .15s; }
.wk-copy:hover, .wk-copy.is-ok { background: var(--u-agent); color: #fff; }
.wk-bp-nav { display: flex; align-items: center; gap: 12px; margin-top: 18px; }
.wk-bp-nav button { font-size: 13px; font-weight: 700; border: 1.5px solid var(--u-ink); background: #fff; color: var(--u-ink); border-radius: 9px; padding: 7px 14px; cursor: pointer; white-space: nowrap; }
.wk-bp-nav button:hover:not(:disabled) { background: var(--u-ink); color: #fff; }
.wk-bp-nav button:disabled { opacity: .35; cursor: default; }
.wk-bp-nav .wk-bp-next { background: var(--u-brand); border-color: var(--u-brand); color: #fff; }
.wk-bp-bar { flex: 1; height: 6px; border-radius: 3px; background: var(--u-line); overflow: hidden; }
.wk-bp-bar span { display: block; height: 100%; background: var(--u-brand); transition: width .4s; }

/* viz：頁面清單 */
.wk-viz-inv { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; }
@media (max-width: 640px) { .wk-viz-inv { grid-template-columns: repeat(2, minmax(0,1fr)); } }
.wk-viz-inv > div { background: #fff; border-radius: 10px; border-top: 4px solid var(--mc); padding: 8px 10px; display: flex; flex-wrap: wrap; gap: 4px; align-content: flex-start; animation: wk-slide .4s both; }
.wk-viz-inv b { width: 100%; font-size: 12.5px; color: var(--u-ink); }
.wk-viz-inv b small { color: var(--u-ink-3); font-weight: 700; }
.wk-viz-inv span { font-size: 11px; background: var(--u-bg); border-radius: 6px; padding: 1px 6px; color: var(--u-ink-2); }
/* viz：網格 */
.wk-viz-grid { display: flex; gap: 22px; align-items: center; flex-wrap: wrap; }
.wk-gridphone { position: relative; width: 120px; aspect-ratio: 375/812; background: #fff; border: 2px solid var(--u-ink); border-radius: 18px; display: flex; gap: 6px; padding: 26px 13px 20px; flex: none; }
.wk-gridphone .col { flex: 1; background: rgba(238,74,133,.13); }
.wk-gridphone .sb { position: absolute; top: 6px; left: 14px; font: 700 8px var(--u-font-mono); }
.wk-gridphone .hb { position: absolute; bottom: 7px; left: 35%; right: 35%; height: 3px; border-radius: 2px; background: var(--u-ink); }
.wk-gridphone em { position: absolute; top: 45%; font: 900 8px var(--u-font-mono); color: var(--u-figjam); font-style: normal; }
.wk-gridphone em.l { left: 2px; } .wk-gridphone em.r { right: 2px; }
.wk-viz-grid ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 13.5px; color: var(--u-ink-2); }
.wk-viz-grid li b { display: inline-block; min-width: 88px; font: 900 15px var(--u-font-mono); color: var(--u-ink); }
/* viz：內容清單 */
.wk-viz-content { display: grid; grid-template-columns: minmax(0,1fr) 110px; gap: 14px; align-items: start; }
.wk-viz-content table { width: 100%; border-collapse: collapse; font-size: 13px; background: #fff; border-radius: 10px; overflow: hidden; }
.wk-viz-content th { background: var(--u-ink); color: #fff; text-align: left; padding: 6px 10px; font-size: 12px; }
.wk-viz-content td { padding: 5px 10px; border-top: 1px solid var(--u-line); color: var(--u-ink); }
.wk-viz-content td:first-child { color: var(--u-ink-3); white-space: nowrap; width: 1%; font-weight: 700; }
.wk-mini-open { position: relative; border: 0; padding: 0; background: none; cursor: zoom-in; border-radius: 14px; transition: transform .2s; display: block; }
.wk-mini-open img { width: 100%; border-radius: 14px; box-shadow: 0 10px 22px -12px rgba(0,0,0,.45); }
.wk-mini-open span { position: absolute; left: 50%; bottom: 8px; transform: translateX(-50%); background: var(--u-ink); color: #fff; font-size: 11px; font-weight: 700; border-radius: 999px; padding: 2px 9px; white-space: nowrap; }
.wk-mini-open:hover { transform: translateY(-3px); }
/* viz：區塊層級 */
.wk-viz-blocks { display: flex; gap: 24px; align-items: flex-start; justify-content: center; }
.wk-viz-blocks .wk-mini-open { width: 110px; }
.wk-blk-phone { width: 150px; aspect-ratio: 375/812; border: 2px solid var(--u-ink); border-radius: 18px; background: #fff; padding: 12px 8px 10px; display: flex; flex-direction: column; gap: 6px; }
.wk-blk-phone span { border-radius: 6px; font-size: 10px; font-weight: 700; padding: 4px 6px; line-height: 1.3; opacity: 0; animation: wk-drop .45s cubic-bezier(.2,.8,.2,1) forwards; }
.wk-blk-phone .b-nav { background: #E7EAED; color: var(--u-ink-2); }
.wk-blk-phone .b-main { background: var(--u-brand-soft); color: var(--u-brand-strong); flex: 2.2; }
.wk-blk-phone .b-sub { background: #F2F3F5; color: var(--u-ink-3); flex: .8; }
.wk-blk-phone .b-gap { flex: 1; background: none; }
.wk-blk-phone .b-cta { background: #404040; color: #fff; text-align: center; }
@keyframes wk-drop { from { opacity: 0; transform: translateY(-10px); } to { opacity: 1; transform: none; } }
/* viz：Agent 生成 */
.wk-viz-agent { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 12px; max-width: 520px; margin: 0 auto; }
.wk-viz-agent .wk-mini-open { animation: wk-slide .4s both; }
.wk-viz-agent .wk-mini-open:nth-child(2) { animation-delay: .08s; } .wk-viz-agent .wk-mini-open:nth-child(3) { animation-delay: .16s; } .wk-viz-agent .wk-mini-open:nth-child(4) { animation-delay: .24s; }
/* viz：UI Flow */
.wk-viz-flow { display: grid; grid-template-columns: 200px minmax(0,1fr); gap: 16px; align-items: center; }
@media (max-width: 640px) { .wk-viz-flow { grid-template-columns: 1fr; } }
.wk-viz-flowimg { position: relative; border: 0; padding: 0; background: #fff; border-radius: 10px; overflow: hidden; cursor: pointer; }
.wk-viz-flowimg img { width: 100%; }
.wk-viz-flowimg span { position: absolute; right: 8px; bottom: 8px; background: var(--u-ink); color: #fff; font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 999px; }
.wk-legend { list-style: none; margin: 0; padding: 0; display: grid; gap: 6px; font-size: 13px; color: var(--u-ink-3); }
.wk-legend li { display: flex; align-items: center; gap: 8px; }
.wk-legend b { color: var(--u-ink); font-size: 13px; }
.wk-legend .ln { width: 30px; height: 0; border-top: 2.5px solid #333; position: relative; flex: none; }
.wk-legend .ln::after { content: ""; position: absolute; right: -1px; top: -5.5px; border: 4.5px solid transparent; border-left: 6px solid currentColor; }
.wk-legend .ln.main { color: #333; }
.wk-legend .ln.back { border-top-style: dashed; border-color: #999; color: #999; }
.wk-legend .ln.ok { border-color: #22A04B; color: #22A04B; }
.wk-legend .ln.bad { border-color: #E5484D; color: #E5484D; }
.wk-legend .dm { width: 14px; height: 14px; border: 2px solid #333; transform: rotate(45deg); margin: 0 8px; flex: none; }

/* ---------- 驗收清單 ---------- */
.wk-check-head { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin-bottom: 12px; }
.wk-check-head h4 { margin: 0; }
.wk-check-pct { font: 900 14px var(--u-font-mono); color: var(--u-brand-strong); }
.wk-check-bar { flex: 1; min-width: 120px; height: 8px; background: var(--u-line); border-radius: 4px; overflow: hidden; }
.wk-check-bar span { display: block; height: 100%; width: 0; background: var(--u-brand); transition: width .35s; }
.wk-check-reset { font-size: 12px; border: 1px solid var(--u-line); background: #fff; border-radius: 8px; padding: 3px 10px; cursor: pointer; color: var(--u-ink-2); }
.wk-check-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px; }
@media (max-width: 640px) { .wk-check-grid { grid-template-columns: 1fr; } }
.wk-check-grid label { display: flex; gap: 10px; align-items: flex-start; padding: 10px 12px; border: 1.5px solid var(--u-line); border-radius: 12px; cursor: pointer; font-size: 14px; line-height: 1.55; transition: all .2s; color: var(--u-ink-2); }
.wk-check-grid label b { display: block; color: var(--u-ink); font-size: 14.5px; }
.wk-check-grid input { margin-top: 4px; accent-color: var(--u-brand-strong); width: 17px; height: 17px; flex: none; }
.wk-check-grid label.is-on { background: var(--u-brand-soft); border-color: var(--u-brand); }
.wk-check-done { display: none; margin-top: 12px; font-weight: 700; color: var(--u-good); }
.wk-check.is-complete .wk-check-done { display: block; animation: wk-slide .4s; }

/* ---------- 圖庫 ---------- */
.wk-gfilter { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 18px; }
.wk-gfilter button { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; font-weight: 700; border: 1.5px solid var(--u-line); background: var(--u-paper); color: var(--u-ink-2); border-radius: 999px; padding: 6px 14px; cursor: pointer; transition: all .15s; }
.wk-gfilter button i { width: 10px; height: 10px; border-radius: 3px; background: var(--mc); }
.wk-gfilter button small { font: 700 11px var(--u-font-mono); opacity: .6; }
.wk-gfilter button:hover { border-color: var(--u-ink-3); color: var(--u-ink); }
.wk-gfilter button[aria-pressed="true"] { background: var(--u-ink); border-color: var(--u-ink); color: #fff; }
.wk-ggrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(128px, 1fr)); gap: 18px 14px; }
.wk-gcard { position: relative; border: 0; background: none; padding: 0; cursor: zoom-in; text-align: left; display: flex; flex-direction: column; gap: 8px; }
.wk-gcard.is-in { animation: wk-slide .35s both; animation-delay: var(--d); }
.wk-gthumb { display: block; border-radius: 16px; overflow: hidden; background: #fff; box-shadow: 0 0 0 1.5px var(--u-line), 0 14px 26px -18px rgba(0,0,0,.45); transition: transform .25s cubic-bezier(.2,.8,.2,1), box-shadow .25s; aspect-ratio: 585/1266; }
.wk-gthumb img { width: 100%; height: 100%; object-fit: cover; }
.wk-gthumb.is-crop { background: #F2F2F2; }
.wk-gthumb.is-crop img { object-fit: contain; }
.wk-gcard:hover .wk-gthumb, .wk-gcard:focus-visible .wk-gthumb { transform: translateY(-5px); box-shadow: 0 0 0 2.5px var(--mc), 0 22px 30px -18px rgba(0,0,0,.5); }
.wk-gmeta { font-size: 13px; font-weight: 700; color: var(--u-ink); line-height: 1.35; }
.wk-gmeta b { display: inline-block; font: 900 11px var(--u-font-mono); color: #fff; background: var(--mc); border-radius: 5px; padding: 1px 5px; margin-right: 6px; }
.wk-gdec { position: absolute; top: 8px; right: 8px; width: 24px; height: 24px; border-radius: 50%; background: #fff; display: grid; place-items: center; font-size: 11px; color: var(--u-ink); box-shadow: 0 2px 6px rgba(0,0,0,.2); }

/* ---------- Viewer ---------- */
html.wk-noscroll { overflow: hidden; }
.wk-viewer { position: fixed; inset: 0; z-index: 10000; display: grid; place-items: center; padding: 16px; font-family: "Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif; opacity: 0; transition: opacity .2s; }
.wk-viewer.is-open { opacity: 1; }
.wk-viewer[hidden] { display: none; }
.wk-viewer-backdrop { position: absolute; inset: 0; background: rgba(16,20,22,.72); backdrop-filter: blur(4px); }
.wk-viewer-box { position: relative; width: min(940px, 100%); max-height: calc(100vh - 32px); overflow: auto; background: #fff; border-radius: 22px; display: grid; grid-template-columns: minmax(0, 340px) minmax(0,1fr); grid-template-rows: 1fr auto; gap: 0 26px; padding: 26px; box-shadow: 0 40px 80px -30px rgba(0,0,0,.6); transform: translateY(12px) scale(.98); transition: transform .25s cubic-bezier(.2,.8,.2,1); color: #1B1F22; }
.wk-viewer.is-open .wk-viewer-box { transform: none; }
.wk-viewer-close { position: absolute; top: 12px; right: 12px; width: 38px; height: 38px; border-radius: 50%; border: 0; background: #F0F2F3; font-size: 16px; cursor: pointer; z-index: 2; }
.wk-viewer-close:hover { background: #1B1F22; color: #fff; }
.wk-viewer-phone { position: relative; grid-row: 1 / 3; align-self: start; }
.wk-viewer-phone img { width: 100%; max-height: calc(100vh - 90px); object-fit: contain; border-radius: 30px; box-shadow: 0 20px 40px -24px rgba(0,0,0,.5); }
.wk-viewer-phone.is-crop img { image-rendering: auto; background: #F2F2F2; aspect-ratio: 585/1266; }
.wk-vnav { position: absolute; top: 50%; transform: translateY(-50%); width: 36px; height: 36px; border-radius: 50%; border: 0; background: rgba(27,31,34,.82); color: #fff; cursor: pointer; z-index: 1; }
.wk-vnav.prev { left: -12px; } .wk-vnav.next { right: -12px; }
.wk-vnav:hover { background: #0ABAB5; }
.wk-viewer-info { padding-top: 6px; padding-right: 30px; }
.wk-vmod { display: inline-flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700; color: var(--mc); margin: 0; }
.wk-vmod::before { content: ""; width: 10px; height: 10px; border-radius: 3px; background: var(--mc); }
.wk-viewer-info h4 { font-family: "Chiron GoRound TC","Noto Sans TC",sans-serif; font-size: 24px; font-weight: 900; margin: 6px 0 12px; display: flex; gap: 10px; align-items: baseline; }
.wk-viewer-info h4 span { font: 900 15px "JetBrains Mono", ui-monospace, monospace; color: #fff; background: #1B1F22; border-radius: 7px; padding: 2px 8px; }
.wk-viewer-info p, .wk-viewer-info li { font-size: 14.5px; line-height: 1.7; color: #4B5563; }
.wk-viewer-info b { display: block; font-size: 12px; color: #8A9199; letter-spacing: .04em; margin-bottom: 4px; }
.wk-vgoal { margin: 0 0 12px; }
.wk-vcontent ul { margin: 0 0 12px; padding-left: 18px; }
.wk-vdecision { margin: 0 0 12px; font-weight: 700; color: #1B1F22 !important; background: #FFF6DB; border-radius: 8px; padding: 6px 10px; }
.wk-vlinks { display: grid; gap: 6px; margin-bottom: 12px; }
.wk-golink { display: flex; align-items: center; gap: 8px; text-align: left; border: 1.5px solid #D8EEEC; background: #F2FBFA; border-radius: 10px; padding: 8px 12px; font-size: 14px; font-weight: 700; color: #1B1F22; cursor: pointer; transition: all .15s; }
.wk-golink .lbl { font-size: 11px; color: #067A76; background: #DFF6F4; border-radius: 5px; padding: 1px 6px; white-space: nowrap; }
.wk-golink b { display: inline; font: 900 13px "JetBrains Mono", monospace; color: #1B1F22; margin: 0; letter-spacing: 0; }
.wk-golink i { margin-left: auto; transition: transform .15s; }
.wk-golink:hover { border-color: #0ABAB5; background: #DFF6F4; }
.wk-golink:hover i { transform: translateX(4px); }
.wk-vlocate { border: 0; background: none; color: #067A76; font-size: 13px; font-weight: 700; cursor: pointer; padding: 0; text-decoration: underline; text-underline-offset: 3px; }
.wk-viewer-trail { grid-column: 2; display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 14px; padding-top: 12px; border-top: 1px dashed #D8EEEC; font-size: 12.5px; color: #8A9199; }
.wk-viewer-trail button { border: 0; background: #1B1F22; color: #fff; font: 900 11.5px "JetBrains Mono", monospace; border-radius: 6px; padding: 3px 7px; cursor: pointer; }
.wk-viewer-trail button:last-of-type:not(.wk-trail-reset) { background: #0ABAB5; }
.wk-viewer-trail .wk-trail-reset { background: none; color: #8A9199; text-decoration: underline; font-family: inherit; font-weight: 400; margin-left: 6px; }
.wk-trail-label { font-weight: 700; color: #1B1F22; margin-right: 4px; }
@media (max-width: 720px) {
	.wk-viewer-box { grid-template-columns: 1fr; padding: 18px; }
	.wk-viewer-phone { grid-row: auto; max-width: 240px; margin: 0 auto 16px; }
	.wk-viewer-trail { grid-column: 1; }
	.wk-viewer-info { padding-right: 0; }
}

/* ---------- UI Flow 總覽地圖 ---------- */
.wk-map-tools { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; margin-bottom: 12px; }
.wk-map-tools button { font-size: 12.5px; font-weight: 700; border: 1.5px solid var(--u-line); background: var(--u-paper); color: var(--u-ink-2); border-radius: 9px; padding: 5px 11px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; transition: all .15s; }
.wk-mods button i { width: 10px; height: 10px; border-radius: 3px; background: var(--mc); display: inline-block; }
.wk-map-tools button:hover { border-color: var(--u-ink-3); color: var(--u-ink); }
.wk-map-tools button[aria-pressed="true"] { background: var(--u-ink); border-color: var(--u-ink); color: #fff; }
.wk-mods { display: contents; }
.wk-map-tools .sep { flex: 1; }
.wk-zoom-val { font: 700 12px var(--u-font-mono); color: var(--u-ink-3); min-width: 42px; text-align: center; }
.wk-map-vp { position: relative; height: clamp(360px, 62vh, 640px); border-radius: 14px; overflow: hidden; background: #FBFBFB; border: 1.5px solid var(--u-line); cursor: grab; touch-action: pan-y; user-select: none; }
.wk-map-vp.is-drag { cursor: grabbing; }
.wk-map-vp.is-full { position: fixed; inset: 12px; height: auto; z-index: 9990; box-shadow: 0 0 0 100vmax rgba(16,20,22,.7); touch-action: none; }
.wk-map.is-full .wk-map-tools { position: fixed; top: 22px; left: 22px; right: 22px; z-index: 9991; background: rgba(255,255,255,.95); padding: 8px; border-radius: 12px; box-shadow: 0 8px 20px rgba(0,0,0,.15); }
.wk-map-inner { position: absolute; left: 0; top: 0; transform-origin: 0 0; will-change: transform; }
.wk-map-inner.is-anim { transition: transform .5s cubic-bezier(.2,.8,.2,1); }

.wk-map-hs { position: absolute; inset: 0; }
.wk-hs { position: absolute; border: 2px solid transparent; border-radius: 8px; background: transparent; cursor: zoom-in; padding: 0; transition: border-color .2s, background .2s, opacity .3s; }
.wk-hs .no { position: absolute; top: -11px; left: -11px; min-width: 22px; height: 22px; border-radius: 11px; background: var(--mc); color: #fff; font: 900 11px/22px "JetBrains Mono", monospace; padding: 0 5px; opacity: 0; transform: scale(.6); transition: all .2s; }
.wk-hs .seq { position: absolute; bottom: -12px; left: 50%; transform: translateX(-50%); background: var(--u-warn); color: #fff; border-radius: 12px; font: 900 12px/24px "JetBrains Mono", monospace; padding: 0 8px; min-width: 24px; display: none; white-space: nowrap; }
.wk-hs:hover, .wk-hs:focus-visible { border-color: var(--mc); background: color-mix(in srgb, var(--mc) 12%, transparent); outline: none; }
.wk-hs:hover .no, .wk-hs:focus-visible .no, .wk-map.show-hs .wk-hs .no { opacity: 1; transform: none; }
.wk-map.show-hs .wk-hs { border-color: color-mix(in srgb, var(--mc) 70%, transparent); border-style: dashed; }
.wk-map.has-path .wk-hs:not(.in-path) { background: rgba(255,255,255,.62); }
.wk-map.has-path .wk-hs.in-path { border: 3px solid var(--u-warn); box-shadow: 0 0 0 6px rgba(228,87,46,.18); }
.wk-map.has-path .wk-hs.in-path .seq { display: block; }
.wk-hs.is-ping { animation: wk-ping 1.4s ease-out 2; border-color: var(--u-warn); }
@keyframes wk-ping { 0% { box-shadow: 0 0 0 0 rgba(228,87,46,.6); } 100% { box-shadow: 0 0 0 26px rgba(228,87,46,0); } }
.wk-map-hint { font-size: 12.5px; color: var(--u-ink-3); margin: 8px 0 0; display: flex; flex-wrap: wrap; gap: 4px 16px; }
.wk-map-hint kbd { font: 700 11px var(--u-font-mono); background: #fff; border: 1px solid var(--u-line); border-bottom-width: 2px; border-radius: 4px; padding: 0 5px; color: var(--u-ink); }
.wk-map-legend { margin-top: 14px; display: flex; flex-wrap: wrap; gap: 8px 20px; }
.wk-map-legend .wk-legend { display: flex; flex-wrap: wrap; gap: 6px 20px; }

.wk-missions { display: flex; flex-wrap: wrap; gap: 8px; }
.wk-missions button { font-size: 13.5px; font-weight: 700; border: 1.5px solid var(--u-line); background: var(--u-paper); color: var(--u-ink); border-radius: 12px; padding: 8px 14px; cursor: pointer; transition: all .15s; }
.wk-missions button::before { content: "▶ "; color: var(--u-warn); font-size: 10px; }
.wk-missions button:hover { border-color: var(--u-warn); }
.wk-missions button[aria-pressed="true"] { background: var(--u-warn); border-color: var(--u-warn); color: #fff; }
.wk-missions button[aria-pressed="true"]::before { color: #fff; }
.wk-mstrip { margin-top: 14px; }
.ui05-page .wk-mnote, .ui05-page .wk-mempty { font-size: 14px; margin: 0 0 12px; }
.wk-mnote b { color: var(--u-warn); margin-right: 8px; }
.wk-mflow { display: flex; align-items: center; gap: 6px; overflow-x: auto; padding: 4px 2px 12px; scrollbar-width: thin; }
.wk-mstep { flex: none; width: 92px; border: 0; background: none; padding: 0; cursor: zoom-in; text-align: center; display: flex; flex-direction: column; align-items: center; gap: 4px; animation: wk-slide .35s both; }
.wk-mthumb { display: block; width: 100%; aspect-ratio: 585/1266; border-radius: 12px; overflow: hidden; box-shadow: 0 0 0 1.5px var(--u-line), 0 10px 18px -12px rgba(0,0,0,.4); transition: transform .2s, box-shadow .2s; background: #F2F2F2; }
.wk-mthumb img { width: 100%; height: 100%; object-fit: cover; }
.wk-mthumb.is-crop img { object-fit: contain; }
.wk-mstep:hover .wk-mthumb { transform: translateY(-4px); box-shadow: 0 0 0 2.5px var(--mc), 0 14px 20px -12px rgba(0,0,0,.5); }
.wk-mstep b { font: 900 11px var(--u-font-mono); color: #fff; background: var(--mc); border-radius: 5px; padding: 1px 6px; }
.wk-mstep small { font-size: 11.5px; line-height: 1.3; color: var(--u-ink-2); font-weight: 700; }
.wk-marrow { flex: none; color: var(--u-warn); font-size: 16px; }

/* ---------- 小測驗 ---------- */
.wk-quiz-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.wk-quiz-head h4 { margin: 0; }
.wk-quiz-score { font: 900 14px var(--u-font-mono); color: var(--u-brand-strong); }
.wk-quiz-reset { margin-left: auto; font-size: 12px; border: 1px solid var(--u-line); background: #fff; border-radius: 8px; padding: 3px 10px; cursor: pointer; color: var(--u-ink-2); }
.wk-quiz-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 12px; }
@media (max-width: 760px) { .wk-quiz-list { grid-template-columns: 1fr; } }
.wk-quiz-list > li { border: 1.5px solid var(--u-line); border-radius: 14px; padding: 14px; background: var(--u-bg); }
.ui05-page .wk-quiz-list .qq { font-size: 14.5px; font-weight: 700; color: var(--u-ink); margin: 0 0 10px; line-height: 1.6; }
.wk-quiz-list .qq span { font: 900 12px var(--u-font-mono); color: #fff; background: var(--u-ink); border-radius: 5px; padding: 1px 6px; margin-right: 8px; }
.wk-quiz-list .qo { display: flex; flex-wrap: wrap; gap: 6px; }
.wk-quiz-list .qo button { font-size: 13px; font-weight: 700; border: 1.5px solid var(--u-line); background: #fff; color: var(--u-ink); border-radius: 9px; padding: 6px 12px; cursor: pointer; transition: all .15s; }
.wk-quiz-list .qo button:hover:not(:disabled) { border-color: var(--u-brand); }
.wk-quiz-list .qo button:disabled { cursor: default; opacity: .55; }
.wk-quiz-list .qo button.is-right { background: var(--u-good); border-color: var(--u-good); color: #fff; opacity: 1; }
.wk-quiz-list .qo button.is-wrong { background: var(--u-warn); border-color: var(--u-warn); color: #fff; opacity: 1; animation: wk-shake .35s; }
@keyframes wk-shake { 25% { transform: translateX(-4px); } 75% { transform: translateX(4px); } }
.wk-quiz-list .qa { margin-top: 10px; font-size: 13.5px; line-height: 1.7; color: var(--u-ink-2); animation: wk-slide .3s; }
.wk-quiz-list .qa b { color: var(--u-ink); margin-right: 4px; }
.wk-quiz-show { border: 0; background: none; color: var(--u-brand-strong); font-weight: 700; cursor: pointer; text-decoration: underline; text-underline-offset: 3px; padding: 0; font-size: 13px; }

/* ---------- 5 個畫面關卡：灰線 ⇄ Agent 切換 ---------- */
.wk-seg { display: inline-flex; background: var(--u-bg); border: 1.5px solid var(--u-line); border-radius: 999px; padding: 3px; gap: 2px; }
.wk-seg button { border: 0; background: none; border-radius: 999px; padding: 5px 11px; font-size: 12px; font-weight: 700; color: var(--u-ink-3); cursor: pointer; display: inline-flex; align-items: center; gap: 5px; white-space: nowrap; transition: all .2s; }
.wk-seg button .dot { width: 7px; height: 7px; border-radius: 50%; background: var(--u-agent); }
.wk-seg button[aria-pressed="true"] { background: var(--u-ink); color: #fff; }
.wk-agent-phone { display: none; margin: 0; width: 100%; max-width: 250px; text-align: center; }
.wk-agent-phone > button { position: relative; border: 0; padding: 0; background: none; cursor: zoom-in; display: block; width: 100%; }
.wk-agent-phone img { width: 100%; border-radius: 32px; box-shadow: 0 24px 48px -22px rgba(10,20,20,.45); }
.wk-agent-phone .zoom { position: absolute; right: 10px; bottom: 12px; width: 30px; height: 30px; border-radius: 50%; background: var(--u-ink); color: #fff; display: grid; place-items: center; font-size: 13px; }
.wk-agent-phone figcaption { font-size: 12px; font-weight: 700; color: var(--u-agent); margin-top: 6px; }
.wf-phone-wrap.wk-show-agent .wf-phone { display: none; }
.wf-phone-wrap.wk-show-agent .wk-agent-phone { display: block; animation: wk-flip .45s cubic-bezier(.2,.8,.2,1); }
@keyframes wk-flip { from { opacity: 0; transform: perspective(800px) rotateY(-18deg); } to { opacity: 1; transform: none; } }
.ui05-page .wk-agent-note { display: none; margin: 14px 0 0; font-size: 14px; background: var(--u-agent-soft); border-left: 3px solid var(--u-agent); border-radius: 0 10px 10px 0; padding: 10px 14px; color: var(--u-ink); }
.wk-agent-note b { display: block; font-family: var(--u-font-mono); font-size: 10.5px; text-transform: uppercase; letter-spacing: .05em; color: var(--u-agent); margin-bottom: 2px; }
.ui05-page .wk-agent-note.is-on { display: block; animation: wk-slide .35s; }

@media (prefers-reduced-motion: reduce) {
	.wk-viewer, .wk-viewer-box, .wk-map-inner.is-anim, .wk-gthumb, .wk-build-panel.is-in, .wk-mark, .wk-blk-phone span, .wk-gcard.is-in, .wk-mstep, .wf-phone-wrap.wk-show-agent .wk-agent-phone { transition: none !important; animation: none !important; opacity: 1 !important; }
}

/* =========================================================
   UI Flow 重新整理版（SVG 泳道圖）
   ========================================================= */
.wk-map-modes { display: inline-flex; gap: 4px; background: var(--u-bg); border: 1.5px solid var(--u-line); border-radius: 14px; padding: 4px; margin-bottom: 12px; flex-wrap: wrap; }
.wk-map-modes button { border: 0; background: none; border-radius: 10px; padding: 7px 14px; font-size: 13.5px; font-weight: 800; color: var(--u-ink-2); cursor: pointer; display: inline-flex; align-items: center; gap: 7px; transition: all .2s; }
.wk-map-modes button small { font-size: 11px; font-weight: 700; opacity: .7; }
.wk-map-modes button[aria-pressed="true"] { background: var(--u-ink); color: #fff; box-shadow: 0 8px 16px -10px rgba(0,0,0,.5); }
.wk-map-modes button[data-mode="new"][aria-pressed="true"] i { color: var(--u-brand); }
.wk-map .wk-map-vp { height: clamp(420px, 76vh, 820px); background: #FCFCFD; }
.wk-orig { position: absolute; left: 0; top: 0; width: 2000px; height: 1293px; display: none; }
.wk-orig > img { width: 100%; height: 100%; display: block; pointer-events: none; -webkit-user-drag: none; }
.wk-map.is-orig .wk-orig { display: block; }
.wk-map.is-orig svg.wk-flow { display: none; }
.wk-map:not(.is-orig) .wk-hs-toggle { display: none; }
.wk-legend .tg { font: 900 10px/1 var(--u-font-mono); font-style: normal; color: #fff; background: var(--u-ink); border-radius: 8px; padding: 3px 6px; flex: none; }

svg.wk-flow { position: absolute; left: 0; top: 0; display: block; overflow: visible; font-family: "Noto Sans TC","PingFang TC","Microsoft JhengHei",sans-serif; }
svg.wk-flow text { user-select: none; }
.wk-lane rect { fill: color-mix(in srgb, var(--mc) 7%, #fff); stroke: color-mix(in srgb, var(--mc) 35%, #fff); stroke-width: 1.5; transition: fill .3s, opacity .3s; }
.wk-lane text { font-size: 15px; font-weight: 900; fill: color-mix(in srgb, var(--mc) 80%, #000); }
.wk-lane text .lk { font-family: "JetBrains Mono", monospace; }

.wk-fe path { fill: none; stroke-width: 2.2; stroke-linejoin: round; stroke-linecap: round; transition: opacity .25s, stroke-width .2s; }
.wk-fe.main path { stroke: #2B2F33; }
.wk-fe.back path { stroke: #8A9199; }
.wk-fe.ok path { stroke: #1E9E4B; stroke-width: 2.6; }
.wk-fe.bad path { stroke: #E5484D; stroke-width: 2.6; }
.wk-fe.dashed path { stroke-dasharray: 7 6; }
.wk-fe.hub path { stroke-width: 3; }
.wk-fe text { font-size: 11px; font-weight: 800; fill: #4B5563; paint-order: stroke; stroke: #fff; stroke-width: 4px; stroke-linejoin: round; transition: opacity .25s; }
.wk-fe.ok text { fill: #17803C; } .wk-fe.bad text { fill: #C93035; }
svg.wk-flow marker path { stroke: none; }
.mk-main path { fill: #2B2F33; } .mk-back path { fill: #8A9199; } .mk-ok path { fill: #1E9E4B; } .mk-bad path { fill: #E5484D; }

.wk-dec path { fill: #fff; stroke: #2B2F33; stroke-width: 2.4; }
.wk-dec text { font: 900 15px "JetBrains Mono", monospace; text-anchor: middle; fill: #2B2F33; }
.wk-dec text.q { font: 800 11px "Noto Sans TC", sans-serif; paint-order: stroke; stroke: #fff; stroke-width: 4px; }
.wk-tag { cursor: pointer; }
.wk-tag rect { fill: #1B1F22; transition: fill .2s; }
.wk-tag text { font: 800 11px "Noto Sans TC", sans-serif; fill: #fff; text-anchor: middle; }
.wk-tag .tl { fill: none; stroke: #8A9199; stroke-width: 2; stroke-dasharray: 3 4; }
.wk-tag:hover rect, .wk-tag:focus rect { fill: var(--u-brand-strong); }
.wk-tag:focus { outline: none; }

.wk-fn { cursor: zoom-in; transition: opacity .25s; }
.wk-fn .bg { fill: #fff; filter: drop-shadow(0 6px 8px rgba(0,0,0,.13)); }
.wk-fn .bd { fill: none; stroke: #D3D7DB; stroke-width: 1.5; transition: stroke .2s, stroke-width .2s; }
.wk-fn .lbl { font-size: 12.5px; font-weight: 800; fill: #1B1F22; text-anchor: middle; }
.wk-fn .lbl .no { font-family: "JetBrains Mono", monospace; font-weight: 900; fill: color-mix(in srgb, var(--mc) 85%, #000); }
.wk-fn:hover .bd, .wk-fn:focus .bd { stroke: var(--mc); stroke-width: 4; }
.wk-fn:focus { outline: none; }
.wk-fn.hub .bd { stroke: var(--u-brand); stroke-width: 4; }
.wk-fn .hubtag { font: 900 11px "JetBrains Mono", monospace; fill: var(--u-brand-strong); text-anchor: middle; letter-spacing: .08em; }
.wk-fn .seqb { display: none; }
.wk-fn .seqb circle { fill: var(--u-warn); stroke: #fff; stroke-width: 2.5; }
.wk-fn .seqb text { font: 900 12px "JetBrains Mono", monospace; fill: #fff; text-anchor: middle; }
.wk-fn.is-ping .bd { stroke: var(--u-warn); stroke-width: 5; animation: wk-blink .5s ease-in-out 5 alternate; }
@keyframes wk-blink { to { stroke-width: 1.5; } }

/* 滑過畫面：只亮起相關連線 */
svg.wk-flow.has-focus .wk-fe:not(.is-rel), svg.wk-flow.has-focus .wk-dec:not(.is-rel), svg.wk-flow.has-focus .wk-tag:not(.is-rel) { opacity: .12; }
svg.wk-flow.has-focus .wk-fn:not(.is-rel) { opacity: .35; }
svg.wk-flow .wk-fe.is-rel path { stroke-width: 3.4; stroke-dasharray: 9 6; animation: wk-flowdash .7s linear infinite; }

/* 任務路徑 */
svg.wk-flow.has-path .wk-fe:not(.in-path), svg.wk-flow.has-path .wk-dec:not(.in-path), svg.wk-flow.has-path .wk-tag:not(.in-path) { opacity: .1; }
svg.wk-flow.has-path .wk-fn:not(.in-path) { opacity: .28; }
svg.wk-flow.has-path .wk-fn.in-path .bd { stroke: var(--u-warn); stroke-width: 4; }
svg.wk-flow.has-path .wk-fn.in-path .seqb { display: block; }
svg.wk-flow.has-path .wk-fe.in-path path { stroke-width: 3.6; stroke-dasharray: 9 6; animation: wk-flowdash .7s linear infinite; }
@keyframes wk-flowdash { to { stroke-dashoffset: -15; } }

/* 整理原則聚焦 */
svg.wk-flow[class*="pf-"] .wk-fe, svg.wk-flow[class*="pf-"] .wk-dec, svg.wk-flow[class*="pf-"] .wk-tag { opacity: .12; }
svg.wk-flow[class*="pf-"] .wk-fn { opacity: .45; }
svg.wk-flow.pf-lanes .wk-lane rect { fill: color-mix(in srgb, var(--mc) 22%, #fff); stroke: var(--mc); stroke-width: 3; }
svg.wk-flow.pf-lanes .wk-fn { opacity: 1; }
svg.wk-flow.pf-main .wk-fe.main:not(.hub):not(.rail) { opacity: 1; }
svg.wk-flow.pf-main .wk-fe.main:not(.hub):not(.rail) path { stroke-dasharray: 9 6; animation: wk-flowdash .7s linear infinite; stroke-width: 3.4; }
svg.wk-flow.pf-main .wk-fn { opacity: 1; }
svg.wk-flow.pf-hub .wk-fe.hub, svg.wk-flow.pf-hub .wk-fe.rail { opacity: 1; }
svg.wk-flow.pf-hub .wk-fe.hub path, svg.wk-flow.pf-hub .wk-fe.rail path { stroke: var(--u-brand-strong); stroke-width: 4; stroke-dasharray: 9 6; animation: wk-flowdash .7s linear infinite; }
svg.wk-flow.pf-hub .wk-fn.hub, svg.wk-flow.pf-hub .wk-fn[data-no="26"] { opacity: 1; }
svg.wk-flow.pf-dec .wk-dec, svg.wk-flow.pf-dec .wk-fe.ok, svg.wk-flow.pf-dec .wk-fe.bad { opacity: 1; }
svg.wk-flow.pf-dec .wk-dec path { fill: #FFF6DB; stroke-width: 3.5; }
svg.wk-flow.pf-back .wk-fe.back, svg.wk-flow.pf-back .wk-fe.dashed { opacity: 1; }
svg.wk-flow.pf-back .wk-fe.dashed path { stroke-width: 3.4; animation: wk-flowdash .7s linear infinite; }
svg.wk-flow.pf-tag .wk-tag { opacity: 1; }
svg.wk-flow.pf-tag .wk-tag rect { fill: var(--u-warn); }

.wk-prin { display: flex; flex-wrap: wrap; gap: 8px; }
.wk-prin button { font-size: 13.5px; font-weight: 700; border: 1.5px solid var(--u-line); background: var(--u-paper); color: var(--u-ink); border-radius: 12px; padding: 8px 14px; cursor: pointer; transition: all .15s; display: inline-flex; gap: 6px; align-items: center; }
.wk-prin button b { color: var(--u-brand-strong); }
.wk-prin button:hover { border-color: var(--u-brand); }
.wk-prin button[aria-pressed="true"] { background: var(--u-brand-strong); border-color: var(--u-brand-strong); color: #fff; }
.wk-prin button[aria-pressed="true"] b { color: #fff; }
.wk-prin-info { margin-top: 14px; }
.wk-prin-info h5 { font-size: 16px; font-weight: 900; margin: 0 0 4px; color: var(--u-ink); animation: wk-slide .3s; }
.ui05-page .wk-prin-info p { margin: 0; font-size: 14.5px; }
@media (prefers-reduced-motion: reduce) { svg.wk-flow * { animation: none !important; } }

/* =========================================================
   ui05 改用 uu 講義框架（ui-unit.css）之後的相容設定
   ========================================================= */
.uu-page .ui05-page { background: none; padding: 0; overflow: visible; font-size: 16px; }
.uu-page .ui05-page .stage, .uu-page .ui05-page .ui05-section { padding: 0; border: 0; }
.uu-page .ui05-page .ui05-wrap { max-width: none; padding: 0; }
.uu-page .ui05-page .ui05-section-head { margin-top: 0; }
.uu-page .ui05-page :is(.wk-marklist, .wk-cmp-q, .wk-legend, .wk-build-steps, .wk-bp-check ul, .wk-viz-grid ul, .wk-quiz-list, .wk-path) { padding-left: 0; }
.uu-page .ui05-page :is(.wk-marklist, .wk-cmp-q, .wk-legend, .wk-build-steps, .wk-quiz-list) > li { margin: 0; }
.uu-page .ui05-page .wk-head .stage-num { margin-bottom: 0; }
.uu-page .wk-build-steps { top: calc(var(--hdr, 84px) + var(--bar, 48px) + 16px); }
@media (max-width: 1399px) { .uu-page .ui05-page .stage-grid { grid-template-columns: minmax(0,1fr); gap: 22px; } }
@media (max-width: 1299px) { .uu-page .wk-two { grid-template-columns: 1fr; } }
@media (max-width: 1100px) { .uu-page .wk-build { grid-template-columns: 1fr; } .uu-page .wk-build-steps { position: static; grid-template-columns: repeat(3, minmax(0,1fr)); } }
@media (max-width: 1100px) and (min-width: 768px) { .uu-page .wk-pstage { grid-template-columns: 220px minmax(0,1fr); } }
.uu-device .scr > .wk-dev { padding: 0; background: #FAFAFA; }
.uu-device .scr > .wk-dev img { width: 100%; height: 100%; object-fit: cover; object-position: top center; }
.wk-map .wk-map-vp.is-full { height: auto; }