@import url('/page-css/experiments.css');

/* Kinetic Vision — experiment 04.
   One full-bleed camera stage in the same cinematic layout as Fluid Dynamics:
   title over the top, live readings at the edges, nothing else competing. */

.site-root[data-ka-page='experiments/kinetic-vision'] {
  --vision-blue: #1767ff;
  --vision-sky: #7dd3fc;
}

.site-root[data-ka-page='experiments/kinetic-vision'] .ka-vision-page {
  margin: 0;
  padding: 0;
  background: #04090f;
  color: #fff;
  overflow: hidden;
}

/* 130px = the site's 44px contact strip plus the 86px header. */
.ka-vision-stage {
  position: relative;
  height: calc(100svh - 130px);
  min-height: 600px;
  margin: 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 50% 42%, rgba(23, 103, 255, 0.18), transparent 62%),
    #04090f;
  isolation: isolate;
}

/* ---------- Camera + overlay layers ---------- */

.ka-vision {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.ka-vision__video,
.ka-vision__canvas {
  position: absolute;
  inset: 0;
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.ka-vision__video {
  transform: scaleX(-1);
  filter: saturate(0.92) contrast(1.05) brightness(0.92);
}

.ka-vision__canvas {
  pointer-events: none;
}

.ka-vision__shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(2, 7, 15, 0.86) 0%, rgba(2, 7, 15, 0.44) 26%, rgba(2, 7, 15, 0) 48%),
    linear-gradient(0deg, rgba(2, 7, 15, 0.82) 0%, rgba(2, 7, 15, 0.24) 24%, rgba(2, 7, 15, 0) 42%),
    linear-gradient(90deg, rgba(2, 7, 15, 0.55) 0%, rgba(2, 7, 15, 0) 55%);
}

/* ---------- Editorial overlay ---------- */

.ka-vision-overlay {
  position: absolute;
  z-index: 3;
  top: clamp(34px, 5.4vh, 70px);
  left: max(24px, calc((100vw - 1180px) / 2));
  width: min(720px, calc(100vw - 48px));
  pointer-events: none;
}

.ka-vision-kicker {
  display: flex;
  align-items: center;
  gap: 13px;
  margin: 0 0 22px;
  color: #78b7ff;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  letter-spacing: 0.21em;
}

.ka-vision-kicker:before {
  content: '';
  width: 30px;
  height: 2px;
  background: var(--vision-blue);
}

.ka-vision-overlay h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(58px, 7.6vw, 118px);
  font-weight: 760;
  line-height: 0.9;
  letter-spacing: -0.075em;
  white-space: normal;
  text-shadow: 0 3px 28px rgba(0, 0, 0, 0.35);
}

.ka-vision-overlay p {
  max-width: 560px;
  margin: 24px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: clamp(15px, 1.4vw, 19px);
  line-height: 1.55;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.5);
}

/* ---------- Expression badge ---------- */

.ka-vision__mood {
  position: absolute;
  z-index: 4;
  top: clamp(34px, 5.4vh, 70px);
  right: max(24px, calc((100vw - 1180px) / 2));
  display: grid;
  gap: 5px;
  width: 232px;
  padding: 17px 19px 15px;
  border: 1px solid rgba(130, 197, 255, 0.32);
  border-radius: 12px;
  background: rgba(4, 14, 28, 0.6);
  backdrop-filter: blur(14px);
  box-shadow: 0 18px 46px rgba(0, 0, 0, 0.32);
}

.ka-vision__mood-kicker {
  color: #8fc6ff;
  font-size: 9.5px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.ka-vision__mood-label {
  color: #fff;
  font-size: 30px;
  font-weight: 720;
  line-height: 1.05;
  letter-spacing: -0.045em;
}

.ka-vision__mood-meta {
  color: #a9c2dc;
  font-size: 11px;
  letter-spacing: 0.01em;
}

.ka-vision__mood-meter {
  display: block;
  height: 3px;
  margin: 6px 0 2px;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
}

.ka-vision__mood-meter i {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, #2d96ff, #7dd3fc);
  transition: width 420ms cubic-bezier(0.22, 1, 0.36, 1);
}

.ka-vision__mood-note {
  color: rgba(190, 209, 230, 0.66);
  font-size: 10px;
  line-height: 1.45;
}

.ka-vision__mood[data-state='no-face'] .ka-vision__mood-label,
.ka-vision__mood[data-state='off'] .ka-vision__mood-label {
  color: rgba(255, 255, 255, 0.66);
  font-size: 22px;
}

/* ---------- Status chips ---------- */

.ka-vision__hud {
  position: absolute;
  z-index: 4;
  bottom: clamp(22px, 3.6vh, 38px);
  left: max(24px, calc((100vw - 1180px) / 2));
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  max-width: calc(100vw - 48px);
  pointer-events: none;
}

.ka-vision__pill {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 6px 11px;
  border: 1px solid rgba(122, 166, 255, 0.26);
  border-radius: 999px;
  background: rgba(3, 10, 20, 0.66);
  color: #cfe0f5;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  backdrop-filter: blur(10px);
}

.ka-vision__pill--live {
  border-color: rgba(125, 211, 252, 0.45);
  color: var(--vision-sky);
}

.ka-vision__pill--live i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--vision-sky);
  box-shadow: 0 0 9px rgba(125, 211, 252, 0.9);
}

.ka-vision__pill--fps {
  color: #93a9c4;
}

/* ---------- Layer controls ---------- */

.ka-vision__tools {
  position: absolute;
  z-index: 4;
  right: max(24px, calc((100vw - 1180px) / 2));
  bottom: clamp(22px, 3.6vh, 38px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  max-width: calc(100vw - 48px);
}

.ka-vision__toggles {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.ka-vision__toggle {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 7px 13px;
  border: 1px solid rgba(122, 166, 255, 0.24);
  border-radius: 999px;
  background: rgba(3, 10, 20, 0.66);
  color: rgba(207, 224, 245, 0.82);
  font: inherit;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.ka-vision__toggle:hover:not(:disabled) {
  border-color: rgba(125, 211, 252, 0.55);
  color: #eaf4ff;
}

.ka-vision__toggle[aria-pressed='true'] {
  border-color: rgba(125, 211, 252, 0.55);
  background: rgba(23, 103, 255, 0.3);
  color: #eaf6ff;
}

.ka-vision__toggle:disabled {
  opacity: 0.38;
  cursor: not-allowed;
}

.ka-vision__toggle-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(148, 178, 224, 0.4);
}

.ka-vision__toggle[aria-pressed='true'] .ka-vision__toggle-dot {
  background: var(--vision-sky);
  box-shadow: 0 0 8px rgba(125, 211, 252, 0.9);
}

.ka-vision__stop {
  min-height: 34px;
  padding: 7px 15px;
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: 999px;
  background: transparent;
  color: #fff;
  font: inherit;
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  backdrop-filter: blur(10px);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.ka-vision__stop:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.12);
}

/* ---------- Idle / loading / error states ---------- */

.ka-vision__center {
  position: absolute;
  inset: 0;
  z-index: 2;
  display: grid;
  place-content: center;
  justify-items: center;
  gap: 10px;
  padding: 26px;
  text-align: center;
}

.ka-vision__center-title {
  max-width: 40ch;
  margin: 2px 0 0;
  color: #eaf2ff;
  font-size: 15px;
  font-weight: 650;
  line-height: 1.5;
}

.ka-vision__center-copy {
  max-width: 42ch;
  margin: 0;
  color: #90a6c2;
  font-size: 12.5px;
  line-height: 1.6;
}

.ka-vision__launch {
  display: grid;
  justify-items: center;
  gap: 12px;
  margin-top: 14px;
  padding: 0;
  border: 0;
  background: none;
  color: #fff;
  font: inherit;
  cursor: pointer;
}

.ka-vision__launch-mark {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border: 1px solid rgba(255, 255, 255, 0.66);
  border-radius: 50%;
  background: rgba(4, 12, 24, 0.34);
  color: #a9d6ff;
  box-shadow: 0 0 0 1px rgba(23, 103, 255, 0.3), 0 9px 28px rgba(0, 0, 0, 0.32);
  backdrop-filter: blur(8px);
  transition: border-color 0.2s ease, background 0.2s ease, transform 0.2s ease;
}

.ka-vision__launch:hover .ka-vision__launch-mark {
  border-color: #7dd3fc;
  background: rgba(23, 103, 255, 0.22);
  transform: translateY(-2px);
}

.ka-vision__launch-label {
  color: #fff;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.22em;
  line-height: 1;
  text-transform: uppercase;
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.75);
}

.ka-vision__launch-copy {
  max-width: 34ch;
  color: rgba(226, 236, 248, 0.66);
  font-size: 10.5px;
  line-height: 1.6;
}

.ka-vision__mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border: 1px solid rgba(255, 190, 160, 0.5);
  border-radius: 50%;
  color: #ffc9a8;
  font-size: 19px;
  font-weight: 700;
}

.ka-vision__spinner {
  width: 34px;
  height: 34px;
  margin-bottom: 4px;
  border: 2px solid rgba(148, 178, 224, 0.22);
  border-top-color: var(--vision-sky);
  border-radius: 50%;
  animation: ka-vision-spin 0.9s linear infinite;
}

@keyframes ka-vision-spin {
  to { transform: rotate(360deg); }
}

/* ---------- Responsive ---------- */

@media (max-width: 1180px) {
  .ka-vision-overlay {
    width: min(620px, calc(100vw - 48px));
  }

  .ka-vision-overlay h1 {
    font-size: clamp(56px, 8.6vw, 96px);
  }
}

@media (max-width: 1180px) {
  /* Keep the title clear of the expression badge… */
  .ka-vision-overlay {
    width: min(560px, calc(100vw - 280px));
  }

  /* …and stack the layer controls above the status chips. */
  .ka-vision__tools {
    right: auto;
    left: max(24px, calc((100vw - 1180px) / 2));
    bottom: calc(clamp(22px, 3.6vh, 38px) + 46px);
    justify-content: flex-start;
  }
}

@media (max-width: 900px) {
  .ka-vision__mood {
    width: 194px;
    padding: 14px 15px 12px;
  }

  .ka-vision__mood-label {
    font-size: 24px;
  }

  .ka-vision__mood-note {
    display: none;
  }

  .ka-vision__hud {
    max-width: calc(100vw - 34px);
  }
}

@media (max-width: 760px) {
  /* 110px = the site's 40px contact strip plus the 70px header. */
  .ka-vision-stage {
    height: calc(100svh - 110px);
    min-height: 520px;
  }

  .ka-vision-overlay {
    top: 82px;
    left: 18px;
    width: calc(100vw - 36px);
  }

  .ka-vision-kicker {
    margin-bottom: 16px;
    font-size: 10px;
  }

  .ka-vision-overlay h1 {
    font-size: clamp(44px, 13.4vw, 68px);
  }

  .ka-vision-overlay p {
    max-width: 300px;
    margin-top: 14px;
    font-size: 13.5px;
    line-height: 1.5;
  }

  /* The badge becomes a slim two-line status strip above the title on phones. */
  .ka-vision__mood {
    top: 14px;
    right: 16px;
    bottom: auto;
    left: 16px;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas: 'kicker meta' 'label meta';
    align-items: center;
    gap: 1px 12px;
    width: auto;
    padding: 8px 13px;
    border-radius: 8px;
  }

  .ka-vision__mood-kicker {
    grid-area: kicker;
    font-size: 8.5px;
    letter-spacing: 0.18em;
  }

  .ka-vision__mood-label {
    grid-area: label;
    font-size: 17px;
    letter-spacing: -0.02em;
  }

  .ka-vision__mood-meta {
    grid-area: meta;
    max-width: 150px;
    font-size: 9.5px;
    text-align: right;
  }

  .ka-vision__mood-meter,
  .ka-vision__mood-note {
    display: none;
  }

  .ka-vision__hud {
    bottom: 14px;
    left: 16px;
    gap: 5px;
    max-width: calc(100vw - 32px);
  }

  .ka-vision__pill {
    padding: 5px 9px;
    font-size: 9px;
    letter-spacing: 0.1em;
  }

  .ka-vision__tools {
    right: 16px;
    bottom: 74px;
    left: 16px;
    justify-content: flex-start;
    gap: 6px;
    max-width: calc(100vw - 32px);
  }

  .ka-vision__toggle,
  .ka-vision__stop {
    min-height: 30px;
    padding: 6px 10px;
    font-size: 9px;
    letter-spacing: 0.06em;
  }

  .ka-vision__center {
    padding: 22px;
  }
}

@media (max-width: 420px) {
  .ka-vision-overlay p {
    display: none;
  }

  .ka-vision__toggle-dot {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .ka-vision__spinner {
    animation: none;
  }

  .ka-vision__mood-meter i,
  .ka-vision__launch-mark {
    transition: none;
  }
}