/* "Hooked, or Hooking?" — plain, readable, print-friendly.
 * White ground, one accent (#B03A2E), navy headings (#1F2A44), system font.
 * Mobile first: usable at 375px. Shared by hooked.html and instructor.html. */
:root {
  --ink:    #1F2A44;   /* navy, headings */
  --text:   #2b2f38;   /* body */
  --muted:  #6b7280;
  --line:   #e4e6eb;
  --card:   #ffffff;
  --bg:     #ffffff;
  --accent: #B03A2E;
  --accent-soft: #f7ece9;
  --ok:     #0b8043;
}
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased; line-height: 1.5; }

/* ---- top bar + footer ---- */
.hk-topbar { display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 18px; border-bottom: 1px solid var(--line); position: sticky; top: 0; background: rgba(255,255,255,.92);
  backdrop-filter: saturate(1.4) blur(6px); z-index: 20; flex-wrap: wrap; }
.hk-brand { color: var(--ink); font-weight: 800; text-decoration: none; letter-spacing: .2px; }
.hk-topnav a { color: var(--muted); text-decoration: none; font-size: 13px; margin-left: 16px; }
.hk-topnav a:hover { color: var(--accent); }
.hk-foot { color: var(--muted); font-size: 12px; text-align: center; padding: 28px 18px 40px; border-top: 1px solid var(--line); margin-top: 40px; }
.hk-foot a { color: var(--accent); }

.hk-main { max-width: 900px; margin: 0 auto; padding: 22px 16px 8px; }

/* ---- headings / cards ---- */
.hk-scr-head { margin: 6px 0 16px; }
.hk-title { color: var(--ink); font-size: 26px; margin: 0 0 4px; letter-spacing: -.01em; }
.hk-sub-lead { color: var(--muted); margin: 0; }
.hk-h2 { color: var(--ink); font-size: 18px; margin: 0 0 6px; }
.hk-card { background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 18px; box-shadow: 0 1px 2px rgba(16,24,40,.04); margin-bottom: 16px; }
.hk-note { color: var(--muted); font-size: 12.5px; margin: 8px 0 0; }
.hk-instr { background: var(--accent-soft); color: var(--accent); font-weight: 600; border-radius: 10px;
  padding: 10px 12px; margin: 10px 0; }

/* ---- landing ---- */
.hk-landing h1 { font-size: 30px; }
.hk-lead { color: var(--text); font-size: 15.5px; }
.hk-field { margin: 12px 0; }
.hk-field label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 6px; }
.hk-field input, .hk-field textarea { width: 100%; border: 1px solid #cfd3db; border-radius: 10px;
  padding: 11px 12px; font: inherit; font-size: 15px; background: #fff; color: var(--text); }
.hk-field textarea { resize: vertical; min-height: 68px; }
.hk-field input:focus, .hk-field textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; border-color: transparent; }
.hk-count { font-size: 11px; color: var(--muted); text-align: right; margin-top: 4px; }
.hk-err { color: var(--accent); font-size: 13px; font-weight: 600; min-height: 18px; margin: 6px 0 0; }

/* ---- buttons ---- */
.hk-btn { font: inherit; font-size: 15px; font-weight: 600; border-radius: 10px; padding: 11px 18px;
  border: 1px solid #cfd3db; background: #fff; color: var(--ink); cursor: pointer; }
.hk-btn:hover { border-color: #b7bcc7; }
.hk-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.hk-primary:hover { background: #983228; border-color: #983228; }
.hk-ghost { background: #fff; }
.hk-link { border: none; background: none; color: var(--muted); text-decoration: underline; padding: 8px; }
.hk-link:hover { color: var(--accent); }
.hk-btn:disabled { opacity: .6; cursor: default; }
.hk-landing .hk-btn { display: block; width: 100%; margin-top: 8px; }
.hk-nav { display: flex; justify-content: space-between; gap: 12px; margin: 4px 0 24px; }
.hk-nav .hk-primary { margin-left: auto; }
.hk-actions { display: flex; flex-wrap: wrap; gap: 10px; margin: 16px 0 30px; }

/* ---- app grid ---- */
.hk-appgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 12px; margin-bottom: 16px; }
.hk-appcard { display: flex; align-items: center; gap: 12px; text-align: left; background: #fff;
  border: 1px solid var(--line); border-radius: 12px; padding: 12px; cursor: pointer; font: inherit; transition: border-color .12s, box-shadow .12s; }
.hk-appcard:hover { border-color: #c7ccd6; box-shadow: 0 2px 8px rgba(16,24,40,.06); }
.hk-appcard.sel { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.hk-appcard.big { cursor: default; }
.hk-appown { border-style: dashed; }
.hk-badge { flex: 0 0 auto; width: 42px; height: 42px; border-radius: 50%; color: #fff; font-weight: 800;
  font-size: 19px; display: flex; align-items: center; justify-content: center; }
.hk-appmeta { min-width: 0; }
.hk-appname { font-weight: 700; color: var(--ink); }
.hk-appjob { font-size: 12.5px; color: var(--muted); }

/* ---- stepper ---- */
.hk-steps { list-style: none; display: flex; gap: 8px; padding: 0; margin: 0 0 12px; flex-wrap: wrap; }
.hk-steps li { font-size: 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 4px 12px; }
.hk-steps li.active { color: #fff; background: var(--accent); border-color: var(--accent); font-weight: 700; }
.hk-steps li.done { color: var(--ok); border-color: #bfe3cd; }
.hk-steps li.done::before { content: "\2713 "; }

/* ---- stage card ---- */
.hk-stagename { color: var(--accent); font-size: 22px; margin: 0 0 6px; }
.hk-def { color: var(--text); font-size: 14.5px; }
.hk-examples { background: #f7f8fa; border: 1px solid var(--line); border-radius: 10px; padding: 10px 14px; margin: 12px 0; }
.hk-ex-h { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--muted); margin-bottom: 4px; }
.hk-examples ul { margin: 0; padding-left: 18px; }
.hk-examples li { font-size: 13.5px; color: var(--text); margin: 2px 0; }
.hk-sub { font-weight: 600; color: var(--ink); margin: 12px 0 4px; }
.hk-check { display: flex; align-items: center; gap: 8px; font-size: 14px; color: var(--text); margin: 4px 0 10px; cursor: pointer; }
.hk-check input { width: 16px; height: 16px; accent-color: var(--accent); }

/* ---- sliders ---- */
.hk-slider { margin: 14px 0; }
.hk-slider label { display: block; font-size: 13px; font-weight: 600; color: var(--ink); margin-bottom: 8px; }
.hk-slider input[type=range] { width: 100%; accent-color: var(--accent); }
.hk-slabels { display: flex; justify-content: space-between; align-items: center; font-size: 11.5px; color: var(--muted); margin-top: 4px; gap: 8px; }
.hk-slabels span:nth-child(2) { font-size: 16px; font-weight: 800; color: var(--accent); font-variant-numeric: tabular-nums; }

/* ---- dark patterns ---- */
.hk-dpgrid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 8px; }
.hk-dp { display: block; border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; cursor: pointer; background: #fff; position: relative; }
.hk-dp:hover { border-color: #c7ccd6; }
.hk-dp.on { border-color: var(--accent); background: var(--accent-soft); }
.hk-dp input { margin-right: 8px; accent-color: var(--accent); vertical-align: middle; }
.hk-dpname { font-weight: 700; color: var(--ink); font-size: 14px; }
.hk-dpdef { display: block; font-size: 12px; color: var(--muted); margin-top: 3px; }

/* ---- Hook Model canvas ---- */
.hk-model-head { margin-bottom: 12px; }
.hk-model-app { display: flex; align-items: center; gap: 12px; }
.hk-badge.sm { width: 36px; height: 36px; font-size: 16px; flex: 0 0 auto; }
.hk-frame { padding: 14px 16px; }
.hk-sentence { font-size: 15px; color: var(--ink); line-height: 2.1; margin-top: 4px; }
.hk-inline { border: none; border-bottom: 1.5px solid #cfd3db; border-radius: 0; padding: 2px 6px;
  font: inherit; font-size: 14px; min-width: 150px; background: #fbfbfd; color: var(--ink); }
.hk-inline:focus { outline: none; border-bottom-color: var(--accent); background: #fff; }
.hk-eg { display: block; font-size: 12px; color: var(--muted); font-style: italic; margin-top: 8px; }

.hk-canvas { display: grid; grid-template-columns: 1fr minmax(180px, 300px) 1fr;
  grid-template-rows: auto auto; gap: 12px; align-items: stretch; margin-bottom: 12px; }
.hk-panel.tl { grid-column: 1; grid-row: 1; }
.hk-panel.tr { grid-column: 3; grid-row: 1; }
.hk-panel.bl { grid-column: 1; grid-row: 2; }
.hk-panel.br { grid-column: 3; grid-row: 2; }
.hk-loop { grid-column: 2; grid-row: 1 / span 2; display: flex; align-items: center; justify-content: center; }
.hk-loop-svg { width: 100%; max-width: 300px; height: auto; }
.hk-panel { position: relative; text-align: left; background: #fff; border: 1px solid var(--line);
  border-top: 3px solid var(--sc); border-radius: 12px; padding: 12px 14px; display: flex; flex-direction: column;
  gap: 8px; min-height: 150px; }
.hk-panel.needs { border-color: var(--accent); box-shadow: 0 0 0 2px var(--accent-soft); }
.hk-p-head { display: flex; align-items: center; gap: 8px; }
.hk-p-ico { font-size: 18px; }
.hk-p-name { font-weight: 800; color: var(--sc); }
.hk-p-info { margin-left: auto; width: 20px; height: 20px; border-radius: 50%; border: 1px solid var(--line);
  background: #fff; color: var(--muted); font-size: 12px; font-weight: 800; font-style: italic; line-height: 1; cursor: help; }
.hk-p-info:hover { color: var(--sc); border-color: var(--sc); }
.hk-p-box { width: 100%; border: 1px solid var(--line); border-radius: 8px; padding: 8px 10px; font: inherit;
  font-size: 13px; resize: vertical; min-height: 66px; background: #fff; color: var(--text); flex: 1; }
.hk-p-box:focus { outline: 2px solid var(--sc); outline-offset: -1px; border-color: transparent; }
.hk-p-box:disabled { background: #f4f4f6; color: var(--muted); }
.hk-p-foot { display: flex; align-items: center; justify-content: space-between; margin-top: auto; }
.hk-mini-check { display: inline-flex; align-items: center; gap: 5px; font-size: 11px; color: var(--muted);
  cursor: pointer; text-transform: uppercase; letter-spacing: .4px; }
.hk-mini-check input { width: 14px; height: 14px; accent-color: var(--sc); }
.hk-dots5 { display: inline-flex; gap: 4px; }
.hk-dot5 { width: 12px; height: 12px; border-radius: 50%; background: #e2e5ea; border: none; padding: 0; cursor: pointer; transition: transform .1s; }
.hk-dot5:hover { transform: scale(1.2); }
.hk-dot5.on { background: var(--sc); }
/* hover / tap popover with the definition + examples */
/* opens ABOVE the panel so it never hides the text box you're editing */
.hk-info-pop { display: none; position: absolute; left: 10px; right: 10px; bottom: calc(100% + 6px); z-index: 40;
  background: #fff; border: 1px solid var(--line); border-top: 3px solid var(--sc); border-radius: 10px;
  padding: 12px 14px; box-shadow: 0 -10px 38px rgba(16,24,40,.18); max-height: 320px; overflow: auto; }
.hk-info-pop.open { display: block; }
.hk-info-pop .hk-def { font-size: 13px; margin: 0 0 8px; }
.hk-info-pop .hk-examples { margin: 0 0 8px; }
.hk-info-pop .hk-sub { margin: 0; font-size: 12.5px; }
.hk-canvas-empty { text-align: center; color: var(--muted); }
.hk-canvas-lead { margin: 8px 0 12px; }

/* ---- read-only submission cards (shared dashboard) ---- */
.hk-ro-text { font-size: 13px; color: var(--text); white-space: pre-wrap; flex: 1; }
.hk-ro-text.muted { color: var(--muted); font-style: italic; }
.hk-panel.ro { min-height: 118px; }
.hk-panel.ro .hk-p-info { cursor: help; }
.hk-panel.ro .hk-dot5 { cursor: default; }
.hk-panel.ro .hk-dot5:hover { transform: none; }
.hk-subcard { }
.hk-sub-head { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.hk-sub-head .hk-appname { font-size: 18px; }
.hk-sub-time { margin-left: auto; font-size: 12px; color: var(--muted); }
.hk-sub-frame { font-size: 13px; color: var(--text); background: #f7f8fa; border: 1px solid var(--line);
  border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; display: grid; gap: 3px; }
.hk-sub-foot { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 12px; }
.hk-sub-foot .hk-sumcard.wide { grid-column: 1 / -1; }
@media (max-width: 560px) { .hk-sub-foot { grid-template-columns: 1fr; } }

/* product filter chips + per-product aggregate */
.sub-chips { display: flex; flex-wrap: wrap; gap: 8px; margin: 4px 0 16px; }
.sub-chip { display: inline-flex; align-items: center; gap: 6px; font: inherit; font-size: 13px;
  border: 1px solid var(--line); background: #fff; color: var(--ink); border-radius: 999px; padding: 6px 12px; cursor: pointer; }
.sub-chip:hover { border-color: #c7ccd6; }
.sub-chip.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.sub-chip-dot { width: 9px; height: 9px; border-radius: 50%; flex: 0 0 auto; }
.sub-section-h { color: var(--ink); font-size: 15px; margin: 18px 0 10px; }
.sub-agg-stage { border-left: 3px solid var(--sc); padding: 4px 0 4px 12px; margin: 12px 0; }
.sub-agg-h { font-weight: 800; color: var(--sc); display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.sub-agg-list { margin: 0; padding-left: 20px; }
.sub-agg-list li { font-size: 13.5px; color: var(--text); margin: 3px 0; }
.sub-agg-list li.muted { color: var(--muted); font-style: italic; }

@media (max-width: 720px) {
  .hk-canvas { grid-template-columns: 1fr; grid-template-rows: none; }
  .hk-panel.tl, .hk-panel.tr, .hk-panel.bl, .hk-panel.br { grid-column: 1; grid-row: auto; }
  .hk-loop { grid-column: 1; grid-row: auto; order: -1; }
  .hk-loop-svg { max-width: 240px; }
  .hk-inline { min-width: 120px; }
}

/* ---- zoom-in stage editor (modal) ---- */
.hk-modal-back { position: fixed; inset: 0; background: rgba(20,26,40,.55); display: flex;
  align-items: flex-start; justify-content: center; padding: 24px 12px; z-index: 1000; overflow: auto; }
.hk-modal { background: #fff; border-radius: 16px; border-top: 4px solid var(--sc); padding: 20px 22px;
  width: min(680px, 96vw); box-shadow: 0 24px 60px rgba(0,0,0,.35); }
.hk-modal-head { display: flex; align-items: center; gap: 10px; margin-bottom: 4px; }
.hk-modal-head .hk-stagename { margin: 0; font-size: 22px; }
.hk-modal-head .hk-p-ico { font-size: 24px; }
.hk-modal-x { margin-left: auto; border: none; background: none; font-size: 26px; line-height: 1;
  color: var(--muted); cursor: pointer; padding: 0 4px; }
.hk-modal-x:hover { color: var(--ink); }

/* ---- grid ---- */
.hk-gridwrap { width: 100%; max-width: 560px; margin: 6px auto 6px; }
.hk-grid-svg { width: 100%; height: auto; display: block; }
.hk-otherslabel { text-align: center; font-size: 12.5px; color: var(--muted); margin: 0 0 14px; }

/* ---- result summary ---- */
.hk-cap-head { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 6px; }
.hk-cap-sec { font-size: 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
#hk-capture { background: #fff; }
.hk-summary { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 8px 0; }
.hk-sumcard { border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; }
.hk-sumcard.wide { grid-column: 1 / -1; }
.hk-sumh { font-size: 12px; text-transform: uppercase; letter-spacing: .4px; color: var(--accent); font-weight: 700; margin-bottom: 4px; }
.hk-sumtext { font-size: 13.5px; color: var(--text); white-space: pre-wrap; }
.hk-resultline { margin: 14px 4px 6px; color: var(--ink); font-size: 15px; font-style: italic; text-align: center; }
.hk-savecard { border-color: #e0c9c4; background: #fdf7f6; }
.hk-saved { color: var(--ok); font-weight: 600; font-size: 14px; }
.hk-saved .hk-link { font-weight: 500; }

@media (max-width: 560px) { .hk-summary { grid-template-columns: 1fr; } .hk-title { font-size: 22px; } }

/* ---- instructor ---- */
.ins-wrap { max-width: 1200px; margin: 0 auto; padding: 20px 16px; }
.ins-controls { display: flex; gap: 10px; flex-wrap: wrap; align-items: end; margin-bottom: 16px; }
.ins-controls .hk-field { margin: 0; }
.ins-grid-big { max-width: 820px; margin: 0 auto; }
.ins-tablewrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 12px; }
table.ins-table { border-collapse: collapse; width: 100%; font-size: 13px; }
.ins-table th, .ins-table td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.ins-table th { background: #f7f8fa; color: var(--ink); position: sticky; top: 0; }
.ins-agg { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px,1fr)); gap: 10px; margin: 16px 0; }
.ins-aggcard { border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.ins-aggcard .hk-sumh { display: flex; align-items: center; gap: 8px; }
.ins-swatch { width: 12px; height: 12px; border-radius: 50%; display: inline-block; }
.danger { background: #fff; border-color: #e6b4ae; color: var(--accent); }
.danger:hover { background: var(--accent-soft); }
.ins-status { font-size: 13px; color: var(--ok); font-weight: 600; min-height: 18px; }

/* projector mode: bigger everything */
body.projector .ins-grid-big { max-width: 1100px; }
body.projector .ins-table { font-size: 18px; }