/* ============================================================
   Codara — interactive layer: the Reactor scene (energy hub),
   the package Builder, and the case-studies (أعمالنا) section.
   ============================================================ */

/* ---------- REACTOR — energy hub scene ---------- */
.reactor-sec { padding-block: var(--section) 0; }
.reactor-stage {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  background:
    radial-gradient(circle at 50% 42%, rgba(34, 197, 94, 0.07), transparent 42%),
    radial-gradient(rgba(13, 27, 42, 0.09) 1px, transparent 1.5px) 0 0 / 22px 22px,
    linear-gradient(180deg, #FBFCFE, #F2F5FA);
  overflow: hidden;
}
.reactor { display: block; width: 100%; height: auto; }

/* pipes */
.reactor .pipe {
  fill: none;
  stroke: #DDE4EE;
  stroke-width: 13;
  stroke-linecap: round;
}
.reactor .pipe-inner {
  fill: none;
  stroke: #FFFFFF;
  stroke-width: 6;
  stroke-linecap: round;
  opacity: 0.85;
}
.reactor .pipe-glow {
  fill: none;
  stroke: var(--green-500);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 26 190;
  stroke-dashoffset: 0;
  opacity: 0.95;
  filter: url(#reactorGlow);
  transition: opacity 0.8s var(--ease);
}
:where(html.js) .reactor-sec:not(.live) .pipe-glow { opacity: 0; }
@media (prefers-reduced-motion: no-preference) {
  .reactor-sec.live .pipe-glow { animation: pipeFlow 3.2s linear infinite; }
  .reactor-sec.live .pipe-glow.rev { animation-direction: reverse; }
}
@keyframes pipeFlow { to { stroke-dashoffset: -216; } }

/* center coin */
.reactor .coin-base { fill: var(--navy-900); }
.reactor .coin-rim { fill: none; stroke: var(--green-500); stroke-width: 3; opacity: 0.9; }
.reactor .coin-ring2 { fill: none; stroke: var(--green-500); stroke-width: 1.5; opacity: 0; }
@media (prefers-reduced-motion: no-preference) {
  .reactor-sec.live .coin-ring2 { animation: coinPulse 2.6s var(--ease) infinite; transform-box: fill-box; transform-origin: center; }
}
@keyframes coinPulse {
  0% { transform: scale(0.86); opacity: 0.75; }
  100% { transform: scale(1.35); opacity: 0; }
}

/* tiles */
.reactor .tile-box {
  fill: #FFFFFF;
  stroke: #DCE2EC;
  stroke-width: 1;
  transition: stroke 0.5s var(--ease);
}
.reactor .tile-glowline { fill: none; stroke: var(--green-500); stroke-width: 2; opacity: 0; transition: opacity 0.6s var(--ease); }
.reactor .tile { transition: opacity 0.6s var(--ease); }
:where(html.js) .reactor-sec:not(.live) .tile { opacity: 0.45; }
:where(html.js) .reactor-sec:not(.live) .tile .tile-glowline { opacity: 0; }
.reactor-sec.live .tile { transition-delay: calc(var(--t, 0) * 180ms); }
.reactor .tile .tile-glowline { opacity: 0.85; transition-delay: calc(var(--t, 0) * 180ms + 150ms); }
.reactor .tile text { font-family: var(--font-sans); font-weight: 700; font-size: 15px; fill: var(--navy-900); }
.reactor .tile .sub { font-weight: 400; font-size: 10.5px; fill: var(--gray-500); font-family: var(--font-mono); letter-spacing: 0.08em; }
.reactor .tile:hover .tile-box { stroke: var(--green-500); }

/* legend under the scene */
.reactor-legend {
  display: flex; flex-wrap: wrap; gap: 0.6rem 1.6rem;
  justify-content: center;
  padding: 1rem 1.2rem 1.4rem;
  font-size: var(--fs-xs); color: var(--gray-500);
}
.reactor-legend .li { display: inline-flex; align-items: center; gap: 0.45em; }
.reactor-legend .sw { width: 16px; height: 5px; border-radius: 3px; }

/* mobile fallback: compact grid instead of the wide scene */
.reactor-mobile { display: none; }
@media (max-width: 760px) {
  .reactor-stage .reactor { display: none; }
  .reactor-mobile { display: grid; gap: 0.8rem; padding: 1.6rem 1.2rem 0.4rem; }
  .reactor-mobile .rm-coin {
    width: 92px; height: 92px; margin-inline: auto;
    border-radius: 50%;
    background: var(--navy-900);
    border: 3px solid var(--green-500);
    display: grid; place-items: center;
    box-shadow: 0 0 34px rgba(34, 197, 94, 0.35);
  }
  .reactor-mobile .rm-coin img { width: 52px; height: 52px; }
  .reactor-mobile .rm-wire {
    width: 4px; height: 26px; margin-inline: auto;
    border-radius: 2px;
    background: linear-gradient(180deg, var(--green-500), rgba(34,197,94,0.15));
  }
  .reactor-mobile .rm-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.7rem; }
  .reactor-mobile .rm-tile {
    display: flex; align-items: center; gap: 0.6rem;
    background: #fff; border: 1px solid var(--border-subtle);
    border-top: 2px solid var(--green-500);
    border-radius: var(--radius-md);
    padding: 0.7rem 0.8rem;
    font-size: var(--fs-sm); font-weight: 700; color: var(--navy-900);
  }
  .reactor-mobile .rm-tile img { width: 30px; height: 30px; flex: none; }
}

/* APK (blue) variant */
.reactor-sec.apk .reactor .coin-base { fill: #0b1e66; }
.reactor-sec.apk .reactor .coin-rim,
.reactor-sec.apk .reactor .coin-ring2 { stroke: #f97316; }
.reactor-sec.apk .reactor .pipe-glow { stroke: #2f4dcc; }
.reactor-sec.apk .reactor .tile-glowline { stroke: #2f4dcc; }
.reactor-sec.apk .reactor .tile:hover .tile-box { stroke: #2f4dcc; }
.reactor-sec.apk .reactor-stage {
  background:
    radial-gradient(circle at 50% 42%, rgba(47, 77, 204, 0.08), transparent 42%),
    radial-gradient(rgba(11, 30, 102, 0.1) 1px, transparent 1.5px) 0 0 / 22px 22px,
    linear-gradient(180deg, #FBFCFE, #F0F3FB);
}

/* ---------- CASE STUDIES — أعمالنا ---------- */
.cases { padding-block: var(--section) 0; }
.case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 900px) { .case-grid { grid-template-columns: 1fr; } }
.case-card {
  position: relative;
  display: flex; flex-direction: column;
  border-radius: var(--radius-xl);
  overflow: hidden;
  color: var(--text-inverse);
  padding: 2rem 1.8rem 1.7rem;
  min-height: 320px;
  transition: transform var(--dur-base) var(--ease), box-shadow var(--dur-base) var(--ease);
}
.case-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.case-apk { background: linear-gradient(160deg, #071440 0%, #0b1e66 70%, #16297e 100%); }
.case-brand { background: linear-gradient(160deg, var(--navy-950) 0%, var(--navy-850) 65%, #10331F 100%); }
.case-card .c-kind {
  font-size: var(--fs-xs); font-weight: 700;
  display: inline-flex; width: fit-content;
  padding: 0.3em 0.95em; border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.18);
  margin-bottom: 1.1rem;
}
.case-card h3 { color: #fff; font-size: var(--fs-h3); margin: 0 0 0.5rem; max-width: 24ch; }
.case-card p { color: rgba(255,255,255,0.75); font-size: var(--fs-sm); max-width: 52ch; }
.case-card .c-stats { display: flex; flex-wrap: wrap; gap: 1.6rem; margin: auto 0 1.4rem; padding-top: 1.4rem; }
.case-card .c-stat { display: grid; gap: 0.05rem; }
.case-card .c-stat .v { font-family: var(--font-mono); font-weight: 600; font-size: 1.5rem; color: #fff; direction: ltr; unicode-bidi: isolate; }
.case-apk .c-stat .v { color: #ffd9b8; }
.case-brand .c-stat .v { color: var(--green-300); }
.case-card .c-stat .l { font-size: var(--fs-xs); color: rgba(255,255,255,0.6); }
.case-card .c-go {
  display: inline-flex; align-items: center; gap: 0.4em;
  font-weight: 700; font-size: var(--fs-sm); color: #fff;
  transition: gap var(--dur-fast) var(--ease);
}
.case-card:hover .c-go { gap: 0.7em; }

/* ---------- BUILDER — ابنِ باقتك ---------- */
.builder-wrap {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(300px, 1fr);
  gap: 1.5rem;
  align-items: start;
  padding-block: 2.2rem var(--section);
}
@media (max-width: 900px) { .builder-wrap { grid-template-columns: 1fr; } }

.builder-list { display: grid; gap: 2rem; }
.b-div h2 { display: flex; align-items: center; gap: 0.6rem; font-size: 1.15rem; margin-bottom: 0.9rem; }
.b-div h2 img { width: 32px; height: 32px; }
.b-items { display: grid; gap: 0.5rem; }
.b-item {
  display: flex; align-items: center; gap: 0.85rem;
  background: var(--white);
  border: 1.5px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 0.75rem 0.95rem;
  cursor: pointer;
  transition: border-color var(--dur-fast) var(--ease), background var(--dur-fast) var(--ease);
  user-select: none;
}
.b-item:hover { border-color: var(--navy-400); }
.b-item.on { border-color: var(--green-600); background: #F2FDF6; }
.b-item .bx {
  width: 22px; height: 22px; flex: none;
  border-radius: 6px;
  border: 2px solid var(--gray-300);
  display: grid; place-items: center;
  color: transparent; font-size: 13px; font-weight: 700;
  transition: all var(--dur-fast) var(--ease);
}
.b-item.on .bx { background: var(--green-500); border-color: var(--green-500); color: var(--navy-900); }
.b-item .b-ic {
  width: 30px; height: 30px; flex: none;
  border-radius: 8px;
  display: grid; place-items: center;
  background: var(--gray-100); color: var(--gray-500);
  transition: all var(--dur-fast) var(--ease);
}
.b-item .b-ic svg { width: 16px; height: 16px; }
.b-item.on .b-ic { background: var(--green-100); color: var(--green-700); }
.b-item .bi-name { flex: 1; font-size: var(--fs-sm); font-weight: 600; color: var(--navy-900); }
.b-item .bi-price { font-size: var(--fs-sm); color: var(--gray-600); white-space: nowrap; }
.b-item .bi-price .num { font-weight: 600; color: var(--navy-800); }
.b-item .bi-price .per { color: var(--green-600); font-size: var(--fs-xs); font-weight: 700; }

.builder-summary {
  position: sticky; top: 84px;
  border-radius: var(--radius-xl);
  background: var(--navy-850);
  border: 1px solid var(--navy-700);
  color: var(--text-inverse);
  padding: 1.5rem 1.4rem;
}
.builder-summary h2 { color: #fff; font-size: 1.15rem; margin-bottom: 0.3rem; }
.builder-summary .bs-hint { font-size: var(--fs-xs); color: var(--navy-400); margin-bottom: 1rem; }
.bs-lines { display: grid; gap: 0.45rem; margin-bottom: 1.1rem; max-height: 260px; overflow-y: auto; }
.bs-line { display: flex; justify-content: space-between; gap: 0.7rem; font-size: var(--fs-xs); color: var(--navy-100); }
.bs-line .x { cursor: pointer; color: var(--gray-400); flex: none; }
.bs-line .x:hover { color: #f87171; }
.bs-empty { font-size: var(--fs-sm); color: var(--navy-400); text-align: center; padding: 1.4rem 0; }
.bs-totals { border-top: 1px solid rgba(255,255,255,0.12); padding-top: 1rem; display: grid; gap: 0.5rem; margin-bottom: 1.2rem; }
.bs-row { display: flex; justify-content: space-between; align-items: baseline; }
.bs-row .lab { font-size: var(--fs-sm); color: var(--navy-200); }
.bs-row .amt { font-weight: 600; font-size: 1.25rem; color: #fff; }
.bs-row .amt .ltr { font-size: inherit; font-weight: 600; }
.bs-row .amt .cur { font-size: 0.6em; color: var(--navy-400); }
.bs-row.monthly .amt { color: var(--green-300); }
.bs-note { font-size: var(--fs-xs); color: var(--navy-400); margin: 0 0 1.1rem; }
.builder-summary .btn { width: 100%; }
.bs-count {
  display: inline-grid; place-items: center;
  min-width: 24px; height: 24px; padding-inline: 6px;
  border-radius: var(--radius-pill);
  background: var(--green-500); color: var(--navy-900);
  font-family: var(--font-mono); font-weight: 600; font-size: 13px;
}