/* Module upgrades (views/building.js): the header control every module screen carries, and the upgrade sheet it
   opens in place of the screen's body. The sheet takes its accent from the building (`--sb-accent`, starbase.css). */

/* ── Header control ───────────────────────────────
   Price beside Build / Upgrade, the build in flight, or Max level — each one press away from the sheet. */
.mh{display:flex;flex-wrap:wrap;align-items:center;justify-content:flex-end;gap:6px 14px}
.mh-cost{justify-content:flex-end}
.mh-lv{
  display:inline-block;margin-left:10px;padding:3px 6px 2px;border-radius:3px;
  background:rgba(2,12,24,.3);font-size:.78em;letter-spacing:.1em;vertical-align:1px;
}
/* An upgrade the player can pay for now breathes: a static glow behind the CTA (whose notch would clip its own)
   fading in and out, which the compositor runs alone. */
.mh-glow{position:relative;display:inline-flex}
.mh-glow.is-ready::before{
  content:'';position:absolute;inset:0;pointer-events:none;
  box-shadow:0 0 14px 2px rgba(79,216,255,.55);opacity:0;
  animation:mhReady 2.6s ease-in-out infinite;
}
@keyframes mhReady{50%{opacity:1}}

/* The build in flight: the kit's job banner in gold, pressable into the sheet. */
.mh-busy{min-width:250px;cursor:pointer;border-radius:var(--u-r-sm)}
.mh-busy .u-job{padding:8px 12px;gap:7px;border-color:rgba(255,200,68,.45);background:rgba(255,200,68,.07);transition:border-color .15s,background .15s}
.mh-busy:hover .u-job{border-color:var(--u-warn);background:rgba(255,200,68,.13)}
.mh-busy .u-label{color:var(--u-warn)}

.mh-max{
  appearance:none;cursor:pointer;
  display:inline-flex;align-items:center;gap:8px;padding:10px 15px;
  border:1px solid rgba(255,200,68,.5);border-radius:var(--u-r-sm);background:rgba(255,200,68,.08);
  font:700 12px/1 var(--u-font-ui);letter-spacing:.14em;text-transform:uppercase;color:var(--u-warn);
  transition:background .15s;
}
.mh-max:hover{background:rgba(255,200,68,.16)}
.mh-max-star{font-size:15px;text-shadow:0 0 8px rgba(255,200,68,.7)}

/* ── The sheet ────────────────────────────────────
   Hero (what, from → to), the effect comparison beside the price, then every level on one track. */
.up{
  --acc:var(--sb-accent,var(--u-line));
  width:100%;max-width:1180px;margin:0 auto;
  display:flex;flex-direction:column;gap:14px;
  animation:uRise .2s ease-out both;
}

.up-hero{
  position:relative;overflow:hidden;isolation:isolate;
  display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:18px 26px;
  padding:18px 24px;
  border:1px solid color-mix(in srgb,var(--acc) 38%,transparent);border-radius:var(--u-r);
  background:
    radial-gradient(70% 160% at 0% 50%,color-mix(in srgb,var(--acc) 17%,transparent),transparent 70%),
    linear-gradient(165deg,rgba(9,22,46,.92),rgba(4,11,26,.94));
}
.up-hero::after{
  content:'';position:absolute;inset:0;z-index:-1;pointer-events:none;
  background:repeating-linear-gradient(0deg,rgba(255,255,255,.025) 0 1px,transparent 1px 3px);
}
.up-hero .sb-badge{--badge:78px}
.up-kicker{font:700 11px/1 var(--u-font-ui);letter-spacing:.2em;text-transform:uppercase;color:var(--acc)}
.up-title{margin-top:8px;font:700 27px/1.15 var(--u-font-ui);color:var(--u-value);overflow-wrap:anywhere}
.up-desc{margin-top:9px;max-width:66ch;font:400 14px/1.5 var(--u-font-ui);color:var(--u-body)}

.up-levels{display:flex;align-items:center;gap:14px}
.up-lv{
  min-width:84px;padding:10px 14px 11px;text-align:center;
  border:1px solid var(--u-line-soft);border-radius:var(--u-r);background:rgba(3,9,20,.6);
}
.up-lv-k{display:block;font:700 10px/1 var(--u-font-ui);letter-spacing:.18em;text-transform:uppercase;color:var(--u-label)}
.up-lv-n{display:block;margin-top:6px;font:700 38px/1 var(--u-font-ui);font-variant-numeric:tabular-nums;color:var(--u-label)}
.up-lv.is-to{
  border-color:color-mix(in srgb,var(--acc) 62%,transparent);
  background:color-mix(in srgb,var(--acc) 11%,rgba(3,9,20,.6));
  box-shadow:0 0 26px color-mix(in srgb,var(--acc) 26%,transparent);
}
.up-lv.is-to .up-lv-k{color:var(--acc)}
.up-lv.is-to .up-lv-n{color:#fff;text-shadow:0 0 16px color-mix(in srgb,var(--acc) 75%,transparent)}
.up-lv.is-max{border-color:rgba(255,200,68,.55);background:rgba(255,200,68,.08);box-shadow:0 0 26px rgba(255,200,68,.18)}
.up-lv.is-max .up-lv-k{color:var(--u-warn)}
.up-lv.is-max .up-lv-n{color:var(--u-warn);text-shadow:0 0 16px rgba(255,200,68,.5)}

.up-chev{display:flex;gap:1px}
.up-chev i{
  width:11px;height:18px;background:var(--acc);opacity:.2;
  clip-path:polygon(0 0,45% 0,100% 50%,45% 100%,0 100%,55% 50%);
  animation:upChev 1.5s ease-in-out infinite;
}
.up-chev i:nth-child(2){animation-delay:.2s}
.up-chev i:nth-child(3){animation-delay:.4s}
.up-chev.is-busy i{background:var(--u-warn);animation-duration:.9s}
@keyframes upChev{0%,100%{opacity:.18}40%{opacity:1}}

/* ── Cards ── */
.up-grid{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(300px,1fr);gap:16px;align-items:stretch}
.up-card{
  display:flex;flex-direction:column;gap:12px;min-width:0;
  padding:16px 18px 18px;
  border:1px solid var(--u-line-soft);border-radius:var(--u-r);background:var(--u-well);
}
.up-card-h{display:flex;align-items:center;gap:12px}
.up-card-h::after{content:'';flex:1;height:1px;background:var(--u-line-soft)}
.up-sub-h{margin-bottom:8px;font:700 10px/1 var(--u-font-ui);letter-spacing:.16em;text-transform:uppercase;color:var(--u-mute)}
.up-plain{font:400 14px/1.5 var(--u-font-ui);color:var(--u-body)}

/* Effects: name, now, arrow, next — what moves is green and marked. */
.up-fx{display:flex;flex-direction:column}
.up-fx-row{
  display:grid;grid-template-columns:minmax(0,1fr) auto 24px auto;align-items:center;gap:10px;
  padding:11px 2px;border-bottom:1px solid var(--u-line-soft);
}
.up-fx-row:last-child{border-bottom:0}
.up-fx.is-single .up-fx-row{grid-template-columns:minmax(0,1fr) auto}
.up-fx-k{font:600 14px/1.3 var(--u-font-ui);color:var(--u-body)}
.up-fx-from{font:600 15px/1.2 var(--u-font-ui);font-variant-numeric:tabular-nums;color:var(--u-label);text-align:right}
.up-fx-arrow{color:var(--u-mute);text-align:center}
.up-fx-to{font:700 18px/1.2 var(--u-font-ui);font-variant-numeric:tabular-nums;color:var(--u-value);text-align:right}
.up-fx-row.is-up .up-fx-arrow{color:var(--u-ok)}
.up-fx-row.is-up .up-fx-to{color:var(--u-ok);text-shadow:0 0 12px rgba(0,232,122,.35)}
.up-fx-row.is-up .up-fx-to::before{content:'▲';margin-right:6px;font-size:9px;vertical-align:3px}
.up-fx-row.is-same{opacity:.5}

.up-tags{display:flex;flex-wrap:wrap;gap:6px}
.up-tag{
  padding:5px 11px;border-radius:999px;
  border:1px solid color-mix(in srgb,var(--acc) 42%,transparent);
  background:color-mix(in srgb,var(--acc) 9%,transparent);
  font:600 12px/1.25 var(--u-font-ui);color:var(--u-value);
}

/* Price: each resource against the balance, the duration, the prerequisites, then the one confirm. */
.up-pay{border-color:var(--u-line-dim);background:linear-gradient(180deg,rgba(79,216,255,.06),var(--u-well) 60%)}
.up-res-list{display:flex;flex-direction:column;gap:14px}
.up-res{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:baseline;gap:7px 12px}
.up-res-k{font:600 12px/1 var(--u-font-ui);letter-spacing:.14em;text-transform:uppercase;color:var(--u-label)}
.up-res-v{font:700 21px/1 var(--u-font-ui);font-variant-numeric:tabular-nums;color:var(--u-cost)}
.up-res .u-meter{grid-column:1/-1;height:4px}
.up-res-have{grid-column:1/-1;font:500 12px/1.2 var(--u-font-ui);font-variant-numeric:tabular-nums;color:var(--u-ok)}
.up-res.is-short .up-res-v,
.up-res.is-short .up-res-have{color:#ff9aae}
.up-res.is-time{padding-top:12px;border-top:1px solid var(--u-line-soft)}
.up-res.is-time .up-res-v{color:var(--u-value)}
.up-reqs{display:flex;flex-direction:column;gap:6px;padding-top:12px;border-top:1px solid var(--u-line-soft)}
.up-req{display:flex;align-items:center;gap:8px;font:600 13px/1.3 var(--u-font-ui);color:#ff9aae}
.up-req::before{content:'✕';font-size:11px}
.up-req.is-met{color:var(--u-ok)}
.up-req.is-met::before{content:'✓'}
.up-go{margin-top:auto;display:flex;flex-direction:column;gap:10px;padding-top:4px}
.up-go .u-blocked{margin-top:0}
.up-cta{width:100%;padding:15px 22px;font-size:16px}
.up-done{display:flex;align-items:center;gap:14px;padding:6px 0}
.up-done-star{font-size:32px;line-height:1;color:var(--u-warn);text-shadow:0 0 14px rgba(255,200,68,.6)}
.up-done b{display:block;font:700 17px/1.3 var(--u-font-ui);color:var(--u-value)}
.up-done span{font:400 13px/1.4 var(--u-font-ui);color:var(--u-body)}

/* ── Every level on one track ── */
.up-road{
  display:flex;flex-direction:column;gap:12px;
  padding:14px 18px 6px;
  border:1px solid var(--u-line-soft);border-radius:var(--u-r);background:var(--u-well);
}
.up-track{
  position:relative;list-style:none;margin:0;padding:2px 0 14px;
  display:grid;grid-auto-flow:column;grid-auto-columns:minmax(184px,1fr);
  overflow-x:auto;scrollbar-width:thin;scrollbar-color:rgba(79,216,255,.45) transparent;
}
.up-step{position:relative;display:flex;flex-direction:column;align-items:center;gap:6px;padding:0 10px;text-align:center}
.up-step::before{
  content:'';position:absolute;top:17px;left:-50%;width:100%;height:2px;
  background:var(--u-line-soft);
}
.up-step:first-child::before{display:none}
.up-step:is(.is-done,.is-current)::before{background:var(--u-line)}
.up-step.is-next::before{background:linear-gradient(90deg,var(--u-line),var(--acc))}
.up-node{
  position:relative;z-index:1;
  width:36px;height:36px;border-radius:50%;display:grid;place-items:center;
  border:2px solid var(--u-line-dim);background:#06101f;
  font:700 14px/1 var(--u-font-ui);color:var(--u-label);
}
.up-step.is-done .up-node{border-color:var(--u-line);background:#0b2a3e;color:var(--u-line)}
.up-step.is-current .up-node{border-color:var(--u-line);background:var(--u-line);color:var(--u-cta-ink);box-shadow:0 0 16px rgba(79,216,255,.6)}
.up-step.is-next .up-node{
  border-color:var(--acc);color:#fff;
  box-shadow:0 0 0 4px color-mix(in srgb,var(--acc) 18%,transparent),0 0 18px color-mix(in srgb,var(--acc) 45%,transparent);
}
.up-step-lv{font:700 13px/1.2 var(--u-font-ui);color:var(--u-value)}
.up-step-lv em{
  display:inline-block;margin-left:7px;vertical-align:1px;font:700 9px/1 var(--u-font-ui);font-style:normal;
  letter-spacing:.16em;text-transform:uppercase;color:var(--u-line);
}
.up-step.is-next .up-step-lv em{color:var(--acc)}
.up-step-fx{display:flex;flex-direction:column;gap:2px}
.up-step-stat{display:flex;flex-wrap:wrap;justify-content:center;align-items:baseline;gap:0 6px;font:500 10px/1.35 var(--u-font-ui);letter-spacing:.06em;text-transform:uppercase;color:var(--u-mute)}
.up-step-stat b{font:600 13px/1.35 var(--u-font-ui);letter-spacing:0;text-transform:none;color:var(--u-body)}
.up-step.is-next .up-step-stat b{color:var(--u-value)}
.up-step-cost .u-cost{font-size:12px}
.up-step-built{font:700 10px/1 var(--u-font-ui);letter-spacing:.14em;text-transform:uppercase;color:var(--u-ok)}
.up-step-built.is-busy{color:var(--u-warn)}
.up-step.is-done{opacity:.6}

@media (prefers-reduced-motion:reduce){
  .mh-glow.is-ready::before,.up,.up-chev i{animation:none}
  .up-chev i{opacity:.7}
}

/* ── Reflow ── */
@media (max-width:900px){
  .up-grid{grid-template-columns:minmax(0,1fr)}
  .up-hero{grid-template-columns:auto minmax(0,1fr);padding:18px}
  .up-levels{grid-column:1/-1}
  .up-hero .sb-badge{--badge:64px}
  .up-title{font-size:22px}
}
@media (max-height:520px){
  .up{gap:10px}
  .up-hero{grid-template-columns:auto minmax(0,1fr) auto;padding:12px 16px;gap:10px 16px}
  .up-levels{grid-column:auto;gap:8px}
  .up-hero .sb-badge{--badge:52px}
  .up-title{margin-top:5px;font-size:19px}
  .up-desc{display:none}
  .up-lv{min-width:66px;padding:7px 10px 8px}
  .up-lv-n{margin-top:4px;font-size:28px}
  .up-grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:10px}
  .up-card{padding:11px 13px 13px;gap:8px}
  .up-fx-row{padding:7px 2px}
  .up-fx-to{font-size:15px}
  .up-res-v{font-size:17px}
  .up-cta{padding:11px 16px;font-size:14px}
  .up-road{padding:11px 13px 4px;gap:10px}
  .mh-busy{min-width:200px}
}
@media (pointer:coarse){
  .mh-busy,.mh-max{min-height:44px}
}