/* LAKANA SSI Biomechanical Structural Twin
   Original public-safe SVG/CSS model layer. Chromatic Lock v3.2 only. */
:root {
  --ssi-bm-navy: #071827;
  --ssi-bm-component: #102C49;
  --ssi-bm-slate: #365B7F;
  --ssi-bm-ink: #081923;
  --ssi-bm-veil: #091D26;
  --ssi-bm-teal: #00877D;
  --ssi-bm-gold: #C98A00;
  --ssi-bm-iris: #692DF7;
  --ssi-bm-interference: #00A996;
  --ssi-bm-red: #910056;
  --ssi-bm-red-core: #930023;
  --ssi-bm-paper: #F3F6F8;
  --ssi-bm-pale: #E6EEF3;
  --ssi-bm-white: #FFFFFF;
}

.ssi-biomech-shell {
  margin: 0 0 16px;
  border: 1px solid rgba(54, 91, 127, 0.34);
  border-radius: 18px;
  background:
    radial-gradient(circle at 50% 8%, rgba(0, 169, 150, 0.13), transparent 34%),
    linear-gradient(160deg, var(--ssi-bm-navy), var(--ssi-bm-component) 58%, var(--ssi-bm-veil));
  color: var(--ssi-bm-white);
  box-shadow: 0 20px 54px rgba(7, 24, 39, 0.22);
  padding: 14px;
  overflow: hidden;
  min-width: 0;
}

.ssi-biomech-shell * {
  box-sizing: border-box;
}

.ssi-biomech-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  align-items: start;
  margin-bottom: 12px;
}

.ssi-biomech-eyebrow,
.ssi-biomech-panel-kicker {
  color: var(--ssi-bm-interference);
  font-size: 0.66rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ssi-biomech-head h2 {
  margin: 3px 0 4px;
  color: var(--ssi-bm-white);
  font-size: clamp(1.12rem, 1.6vw, 1.55rem);
  line-height: 1.12;
}

.ssi-biomech-head p {
  margin: 0;
  max-width: 82ch;
  color: rgba(243, 246, 248, 0.78);
  font-size: 0.82rem;
  line-height: 1.45;
}

.ssi-biomech-head-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 7px;
}

.ssi-biomech-tab,
.ssi-biomech-action {
  border: 1px solid rgba(0, 169, 150, 0.32);
  border-radius: 999px;
  background: rgba(8, 25, 35, 0.56);
  color: var(--ssi-bm-pale);
  cursor: pointer;
  font: inherit;
  font-size: 0.68rem;
  font-weight: 900;
  padding: 7px 10px;
}

.ssi-biomech-tab[aria-pressed="true"],
.ssi-biomech-action:hover,
.ssi-biomech-tab:hover {
  background: rgba(0, 135, 125, 0.22);
  border-color: var(--ssi-bm-interference);
  color: var(--ssi-bm-white);
}

.ssi-biomech-grid {
  display: grid;
  grid-template-columns: minmax(240px, 0.82fr) minmax(360px, 1.55fr) minmax(250px, 0.86fr);
  gap: 12px;
  align-items: stretch;
}

.ssi-biomech-panel,
.ssi-biomech-stage {
  border: 1px solid rgba(230, 238, 243, 0.13);
  border-radius: 14px;
  background: rgba(9, 29, 38, 0.72);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  min-width: 0;
}

.ssi-biomech-panel {
  padding: 11px;
}

.ssi-biomech-side {
  display: grid;
  gap: 10px;
  align-content: start;
}

.ssi-biomech-stage {
  position: relative;
  min-height: 610px;
  display: grid;
  grid-template-rows: auto minmax(440px, 1fr) auto;
  overflow: hidden;
}

.ssi-biomech-stage-top,
.ssi-biomech-stage-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border-bottom: 1px solid rgba(230, 238, 243, 0.1);
}

.ssi-biomech-stage-bottom {
  border-top: 1px solid rgba(230, 238, 243, 0.1);
  border-bottom: 0;
}

.ssi-biomech-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid rgba(0, 169, 150, 0.28);
  border-radius: 999px;
  background: rgba(0, 135, 125, 0.12);
  color: var(--ssi-bm-pale);
  font-size: 0.64rem;
  font-weight: 900;
  padding: 5px 8px;
  white-space: nowrap;
}

.ssi-biomech-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 99px;
  background: var(--ssi-bm-interference);
  box-shadow: 0 0 12px rgba(0, 169, 150, 0.8);
}

.ssi-biomech-badge.warn {
  border-color: rgba(201, 138, 0, 0.42);
  background: rgba(201, 138, 0, 0.13);
}

.ssi-biomech-badge.warn::before {
  background: var(--ssi-bm-gold);
}

.ssi-biomech-badge.fail {
  border-color: rgba(147, 0, 35, 0.45);
  background: rgba(147, 0, 35, 0.18);
}

.ssi-biomech-badge.fail::before {
  background: var(--ssi-bm-red-core);
}

.ssi-biomech-canvas-wrap {
  position: relative;
  min-height: 440px;
  display: grid;
  place-items: center;
  padding: 10px;
  background:
    linear-gradient(rgba(54, 91, 127, 0.11) 1px, transparent 1px),
    linear-gradient(90deg, rgba(54, 91, 127, 0.11) 1px, transparent 1px),
    radial-gradient(circle at 50% 76%, rgba(0, 135, 125, 0.12), transparent 38%);
  background-size: 32px 32px, 32px 32px, auto;
}

.ssi-biomech-svg {
  width: min(100%, 780px);
  height: auto;
  max-height: 100%;
  display: block;
}

.ssi-biomech-svg text {
  font-family: inherit;
  letter-spacing: 0;
}

.ssi-biomech-skeleton {
  stroke: var(--ssi-bm-pale);
  stroke-width: 7;
  stroke-linecap: round;
  opacity: 0.82;
  filter: drop-shadow(0 0 8px rgba(230, 238, 243, 0.18));
}

.ssi-biomech-bone-core {
  stroke: var(--ssi-bm-slate);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0.95;
}

.ssi-biomech-muscle {
  stroke: var(--ssi-bm-interference);
  stroke-width: 3;
  stroke-linecap: round;
  opacity: var(--bm-muscle-opacity, 0.72);
  fill: none;
}

.ssi-biomech-tendon {
  stroke: var(--ssi-bm-iris);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0.7;
  stroke-dasharray: 8 7;
  fill: none;
}

.ssi-biomech-pelvis {
  fill: rgba(0, 135, 125, 0.18);
  stroke: var(--ssi-bm-interference);
  stroke-width: 2.5;
  filter: drop-shadow(0 0 10px rgba(0, 169, 150, 0.28));
}

.ssi-biomech-spine-node {
  fill: var(--ssi-bm-white);
  stroke: var(--ssi-bm-slate);
  stroke-width: 1.5;
  opacity: 0.86;
}

.ssi-biomech-com {
  fill: var(--ssi-bm-gold);
  stroke: var(--ssi-bm-white);
  stroke-width: 2;
  filter: drop-shadow(0 0 12px rgba(201, 138, 0, 0.42));
}

.ssi-biomech-com-label {
  fill: var(--ssi-bm-pale);
  font-size: 9px;
  font-weight: 900;
}

.ssi-biomech-comp-path {
  fill: none;
  stroke: var(--ssi-bm-gold);
  stroke-width: 2.5;
  stroke-dasharray: 7 7;
  opacity: 0.62;
}

.ssi-biomech-comp-path.alt {
  stroke: var(--ssi-bm-iris);
}

.ssi-biomech-vector {
  stroke: var(--ssi-bm-gold);
  stroke-width: 4;
  stroke-linecap: round;
  marker-end: url(#ssiBmArrow);
  opacity: 0.82;
}

.ssi-biomech-vector.high {
  stroke: var(--ssi-bm-red);
}

.ssi-biomech-joint {
  fill: var(--ssi-bm-veil);
  stroke: var(--ssi-bm-interference);
  stroke-width: 4;
  filter: drop-shadow(0 0 9px rgba(0, 169, 150, 0.42));
}

.ssi-biomech-joint.warn {
  stroke: var(--ssi-bm-gold);
  filter: drop-shadow(0 0 10px rgba(201, 138, 0, 0.48));
}

.ssi-biomech-joint.fail {
  stroke: var(--ssi-bm-red-core);
  filter: drop-shadow(0 0 12px rgba(147, 0, 35, 0.6));
}

.ssi-biomech-marker {
  fill: var(--ssi-bm-white);
  stroke: var(--ssi-bm-iris);
  stroke-width: 2;
  opacity: 0.88;
}

.ssi-biomech-contact {
  fill: rgba(0, 169, 150, 0.2);
  stroke: var(--ssi-bm-interference);
  stroke-width: 2;
}

.ssi-biomech-contact.hot {
  fill: rgba(201, 138, 0, 0.2);
  stroke: var(--ssi-bm-gold);
}

.ssi-biomech-heat {
  opacity: 0.7;
  mix-blend-mode: screen;
}

.ssi-biomech-ring {
  fill: none;
  stroke: var(--ssi-bm-iris);
  stroke-width: 4;
  stroke-dasharray: 18 12;
  opacity: 0.65;
}

.ssi-biomech-ring.contract {
  stroke: var(--ssi-bm-gold);
}

.ssi-biomech-ring.fail {
  stroke: var(--ssi-bm-red-core);
}

.ssi-biomech-tsaro-strip {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  margin-top: 8px;
}

.ssi-biomech-boundary {
  border: 1px solid rgba(105, 45, 247, 0.28);
  border-radius: 12px;
  background: rgba(105, 45, 247, 0.1);
  color: var(--ssi-bm-pale);
  font-size: 0.72rem;
  line-height: 1.45;
  padding: 9px 10px;
}

.ssi-biomech-withheld {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 7px;
}

.ssi-biomech-withheld span {
  border: 1px solid rgba(147, 0, 35, 0.28);
  border-radius: 999px;
  background: rgba(147, 0, 35, 0.11);
  color: var(--ssi-bm-pale);
  font-size: 0.62rem;
  font-weight: 800;
  padding: 4px 7px;
}

.ssi-biomech-panel h3,
.ssi-biomech-panel h4 {
  margin: 2px 0 5px;
  color: var(--ssi-bm-white);
  font-size: 0.88rem;
}

.ssi-biomech-panel p {
  margin: 0 0 8px;
  color: rgba(243, 246, 248, 0.7);
  font-size: 0.72rem;
  line-height: 1.42;
}

.ssi-biomech-metric {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 6px 0;
  border-bottom: 1px dashed rgba(230, 238, 243, 0.12);
  font-size: 0.72rem;
}

.ssi-biomech-metric:last-child {
  border-bottom: 0;
}

.ssi-biomech-metric span {
  color: rgba(243, 246, 248, 0.72);
}

.ssi-biomech-metric b {
  color: var(--ssi-bm-white);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.72rem;
  text-align: right;
}

.ssi-biomech-bar {
  grid-column: 1 / -1;
  height: 7px;
  border-radius: 999px;
  background: rgba(230, 238, 243, 0.09);
  overflow: hidden;
}

.ssi-biomech-bar i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: var(--bm-bar-color, var(--ssi-bm-teal));
  width: var(--bm-bar, 0%);
}

.ssi-biomech-chart {
  width: 100%;
  min-height: 102px;
  display: block;
  border-radius: 10px;
  background: rgba(8, 25, 35, 0.5);
  border: 1px solid rgba(230, 238, 243, 0.08);
}

.ssi-biomech-chart text {
  fill: rgba(243, 246, 248, 0.72);
  font-size: 9px;
  font-weight: 800;
}

.ssi-biomech-chart .grid {
  stroke: rgba(230, 238, 243, 0.13);
  stroke-width: 1;
}

.ssi-biomech-chart .line-a {
  stroke: var(--ssi-bm-interference);
  stroke-width: 3;
  fill: none;
}

.ssi-biomech-chart .line-b {
  stroke: var(--ssi-bm-gold);
  stroke-width: 3;
  fill: none;
}

.ssi-biomech-chart .fill-a {
  fill: rgba(0, 169, 150, 0.12);
}

.ssi-biomech-region-list {
  display: grid;
  gap: 7px;
}

.ssi-biomech-region {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  border: 1px solid rgba(230, 238, 243, 0.1);
  border-radius: 10px;
  background: rgba(8, 25, 35, 0.44);
  padding: 7px 8px;
}

.ssi-biomech-region span {
  color: rgba(243, 246, 248, 0.78);
  font-size: 0.68rem;
  font-weight: 800;
}

.ssi-biomech-region b {
  color: var(--bm-region-color, var(--ssi-bm-teal));
  font-size: 0.68rem;
  font-weight: 900;
}

.ssi-biomech-mini-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.ssi-biomech-chip {
  border: 1px solid rgba(230, 238, 243, 0.11);
  border-radius: 10px;
  background: rgba(8, 25, 35, 0.48);
  padding: 8px;
}

.ssi-biomech-chip span {
  display: block;
  color: rgba(243, 246, 248, 0.65);
  font-size: 0.62rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ssi-biomech-chip b {
  display: block;
  margin-top: 3px;
  color: var(--ssi-bm-white);
  font-size: 0.76rem;
  overflow-wrap: anywhere;
}

.ssi-biomech-coach-mask {
  border: 1px solid rgba(201, 138, 0, 0.35);
  border-radius: 12px;
  background: rgba(201, 138, 0, 0.1);
  color: var(--ssi-bm-pale);
  font-size: 0.72rem;
  line-height: 1.42;
  padding: 9px;
  margin-bottom: 8px;
}

@media (max-width: 1180px) {
  .ssi-biomech-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .ssi-biomech-side {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .ssi-biomech-stage {
    min-height: 560px;
  }
}

@media (max-width: 720px) {
  .ssi-biomech-shell {
    padding: 10px;
    border-radius: 15px;
  }

  .ssi-biomech-head {
    grid-template-columns: 1fr;
  }

  .ssi-biomech-head-actions {
    justify-content: flex-start;
  }

  .ssi-biomech-side,
  .ssi-biomech-mini-grid {
    grid-template-columns: 1fr;
  }

  .ssi-biomech-stage {
    min-height: 500px;
    grid-template-rows: auto minmax(360px, 1fr) auto;
  }

  .ssi-biomech-canvas-wrap {
    min-height: 360px;
    padding: 6px;
  }

  .ssi-biomech-stage-top,
  .ssi-biomech-stage-bottom {
    align-items: flex-start;
    justify-content: flex-start;
  }

  .ssi-biomech-badge {
    white-space: normal;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ssi-biomech-ring,
  .ssi-biomech-muscle,
  .ssi-biomech-tendon {
    transition: none !important;
    animation: none !important;
  }
}