/* ====== Product Visual Styles ====== */

/* BPMN Canvas */
.bpmn-canvas {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg);
  overflow: hidden;
}
.bpmn-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elev);
  font-size: 12px;
}
.bpmn-tool-group { display: inline-flex; gap: 4px; }
.bpmn-tool {
  padding: 4px 8px;
  font-size: 12px;
  color: var(--fg-muted);
  border: 1px solid transparent;
  border-radius: 3px;
  cursor: default;
}
.bpmn-tool:hover { background: var(--bg); border-color: var(--line); color: var(--fg); }
.bpmn-meta { font-size: 11px; color: var(--fg-muted); letter-spacing: 0.04em; }
.bpmn-stage {
  background: var(--bg);
  position: relative;
}
.bpmn-statusbar {
  display: flex;
  justify-content: space-between;
  padding: 8px 14px;
  border-top: 1px solid var(--line);
  background: var(--bg-elev);
  font-size: 11px;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}

/* Dashboard */
.dash {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg);
  padding: 24px;
  /* Decorative mockup: never let its internal fixed-size grid (KPIs, chart)
     push past the frame and drive page-level horizontal scroll on mobile. */
  overflow: hidden;
}
.dash-head {
  display: flex; justify-content: space-between; align-items: start;
  margin-bottom: 24px;
}
.dash-filters { display: flex; gap: 4px; }
.dash-pill {
  padding: 4px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--fg-muted);
  letter-spacing: 0.04em;
}
.dash-pill.is-active { background: var(--fg); color: var(--bg); border-color: var(--fg); }

.dash-kpis {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.dash-kpi {
  padding: 18px 16px 18px 0;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 4px;
}
.dash-kpi:last-child { border-right: 0; }
.dash-kpi:not(:first-child) { padding-left: 16px; }
.dash-kpi .lbl { font-size: 10px; letter-spacing: 0.08em; color: var(--fg-subtle); }
.dash-kpi .val {
  font-family: var(--font-serif);
  font-size: 38px;
  letter-spacing: -0.02em;
  line-height: 1;
}
.dash-kpi .val .unit { font-size: 0.45em; color: var(--fg-muted); margin-left: 4px; font-family: var(--font-sans); font-weight: 500; }
.dash-kpi .delta { font-family: var(--font-mono); font-size: 11px; }
.dash-kpi .delta.up { color: var(--accent); }

.dash-chart { padding: 20px 0 8px; }
.dash-x {
  display: flex; justify-content: space-between;
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--fg-subtle);
  margin-top: 4px;
}

.dash-table {
  border-top: 1px solid var(--line);
  margin-top: 8px;
}
.dash-row {
  display: grid;
  grid-template-columns: 1.1fr 1fr 1fr 0.8fr 1.1fr;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}
.dash-row:last-child { border-bottom: 0; }
.dash-row-head { color: var(--fg-subtle); font-size: 10px; letter-spacing: 0.08em; padding: 8px 0; }
.dash-row .dot { display: inline-block; width: 6px; height: 6px; border-radius: 50%; margin-right: 8px; vertical-align: 1px; }
.dash-row .dot-ok { background: var(--accent); }
.dash-row .dot-warn { background: var(--warm); }

/* Case timeline */
.case-timeline {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg);
  padding: 24px;
}
.case-head {
  display: flex; justify-content: space-between; align-items: start;
  padding-bottom: 16px; border-bottom: 1px solid var(--line);
  margin-bottom: 16px;
}
.case-body {
  position: relative;
  padding-left: 12px;
}
.case-rail {
  position: absolute;
  left: 4px; top: 6px; bottom: 6px;
  width: 1px; background: var(--line-strong);
}
.case-evt {
  display: grid;
  grid-template-columns: 80px 90px 1fr;
  gap: 16px;
  padding: 9px 0;
  position: relative;
  align-items: center;
}
.case-dot {
  position: absolute;
  left: -12px; top: 50%;
  width: 9px; height: 9px;
  background: var(--bg);
  border: 1.4px solid var(--accent);
  border-radius: 50%;
  transform: translateY(-50%);
}
.case-evt-time { font-size: 11px; color: var(--fg-muted); letter-spacing: 0.02em; }
.case-evt-actor {
  font-size: 10px;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-transform: uppercase;
}
.case-evt-text { font-size: 13px; color: var(--fg); }

/* Architecture diagram (platform page variant) */
.arch-diagram {
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  background: var(--bg);
  overflow: hidden;
}
.arch-layer {
  display: grid;
  grid-template-columns: 140px 1fr;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--line);
}
.arch-layer:last-child { border-bottom: 0; }
.arch-label {
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--fg-subtle);
}
.arch-blocks {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}
.arch-block {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: -0.005em;
  background: var(--bg);
  text-align: center;
}
.arch-block.is-ai {
  border-color: color-mix(in oklab, var(--accent) 40%, transparent);
  background: color-mix(in oklab, var(--accent) 5%, var(--bg));
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.arch-block.is-ai::before {
  content: "✦";
  font-size: 11px;
}
@media (max-width: 880px) {
  .arch-layer { grid-template-columns: 1fr; gap: 8px; }
  .arch-blocks { grid-template-columns: repeat(2, 1fr); }
}

/* Case timeline (solutions page variant) */
.case-timeline .case-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  position: relative;
  padding-left: 16px;
}
.case-timeline .case-steps::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: var(--line-strong);
}
.case-timeline .case-step {
  display: grid;
  grid-template-columns: 1fr;
  padding: 12px 0;
  position: relative;
}
.case-timeline .case-step .case-dot {
  position: absolute;
  left: -16px;
  top: 18px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1.5px solid var(--line-strong);
  background: var(--bg);
  transform: translateX(-50%);
}
.case-timeline .case-step.is-done .case-dot {
  background: var(--accent);
  border-color: var(--accent);
}
.case-timeline .case-step.is-active .case-dot {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--accent) 20%, transparent);
}
.case-timeline .case-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.case-timeline .case-actor {
  font-size: 10px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
}
.case-timeline .case-step:not(.is-done):not(.is-active) .case-actor {
  color: var(--fg-subtle);
}
.case-timeline .case-action {
  font-size: 13px;
  color: var(--fg);
}
.case-timeline .case-step:not(.is-done):not(.is-active) .case-action {
  color: var(--fg-muted);
}
.case-timeline .case-id {
  font-size: 14px;
  font-weight: 500;
}
.case-timeline .case-status {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--accent);
  text-transform: uppercase;
}

/* Hero "stage" — frosted browser-ish frame */
.hero-stage {
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  overflow: hidden;
  position: relative;
}
.hero-stage-bar {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: var(--bg-elev);
}
.hero-stage-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); }
.hero-stage-tabs {
  display: flex; gap: 0;
  margin-left: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.hero-stage-tab {
  padding: 4px 12px;
  border: 1px solid transparent;
  border-bottom: 0;
  color: var(--fg-muted);
  letter-spacing: 0.03em;
}
.hero-stage-tab.is-active {
  background: var(--bg);
  border-color: var(--line);
  border-bottom: 1px solid var(--bg);
  margin-bottom: -1px;
  color: var(--fg);
}
.hero-stage-body { padding: 24px; }

/* ====== Mobile: keep product mockups inside the viewport ====== */
@media (max-width: 600px) {
  /* 4 KPI columns are too narrow on phones; their 38px numerals overflow.
     Reflow to a 2x2 grid with slightly smaller figures. */
  .dash-kpis { grid-template-columns: repeat(2, 1fr); }
  .dash-kpi { min-width: 0; padding: 14px 12px; }
  .dash-kpi:not(:first-child) { padding-left: 12px; }
  .dash-kpi .val { font-size: 28px; }
  .dash-kpi .val .unit { font-size: 0.5em; }
  .dash-kpi:nth-child(2n) { border-right: 0; }
  .dash-kpi:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .dash { padding: 18px; }
  .dash-head { flex-wrap: wrap; gap: 12px; }

  /* BPMN mockup toolbar: let the tool clusters wrap instead of being clipped. */
  .bpmn-toolbar { flex-wrap: wrap; gap: 8px; }
  .bpmn-tool-group { flex-wrap: wrap; }
}