:root {
  --paper: #f1e6cb;
  --paper-dk: #e4d4ad;
  --ink: #3a2516;
  --red: #e5392a;
  --green: #2e9b48;
  --blue: #2e7db7;
  --yellow: #e7b42b;
  --pink: #df4b8f;
  --cream: rgba(255, 248, 225, 0.72);
  --shadow: rgba(58, 37, 22, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  width: 100%;
  min-height: 100%;
  background:
    radial-gradient(circle at top left, rgba(229, 57, 42, 0.1), transparent 30%),
    radial-gradient(circle at top right, rgba(46, 125, 183, 0.12), transparent 28%),
    linear-gradient(180deg, #f6ecd3 0%, #efe1c0 100%);
  color: var(--ink);
  font-family: "Albert Sans", sans-serif;
  overflow: hidden;
}

button {
  font: inherit;
}

.page-shell {
  position: relative;
  height: 100dvh;
  padding: clamp(10px, 1.5vw, 18px);
  overflow: hidden;
}

.paper-grain {
  position: fixed;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(58, 37, 22, 0.38) 1px, transparent 1.6px);
  background-size: 4px 4px;
  opacity: 0.12;
  pointer-events: none;
}

.scene-accent {
  position: fixed;
  z-index: 0;
  pointer-events: none;
  opacity: 0.82;
}

.accent-red {
  width: min(46vw, 620px);
  height: 28px;
  left: -7vw;
  top: 33vh;
  background: linear-gradient(90deg, var(--pink), #f56f5d, #ef9b32);
  border: 1.5px solid rgba(58, 37, 22, 0.2);
  transform: rotate(-8deg);
}

.accent-blue {
  width: min(34vw, 480px);
  height: 24px;
  right: -5vw;
  bottom: 18vh;
  background: linear-gradient(90deg, var(--blue), var(--green));
  border: 1.5px solid rgba(58, 37, 22, 0.18);
  transform: rotate(9deg);
}

.accent-yellow {
  width: min(22vw, 300px);
  aspect-ratio: 1;
  right: 8vw;
  top: 24vh;
  background:
    linear-gradient(90deg, rgba(58, 37, 22, 0.12) 1px, transparent 1px),
    linear-gradient(0deg, rgba(58, 37, 22, 0.12) 1px, transparent 1px),
    rgba(231, 180, 43, 0.16);
  background-size: 18px 18px;
  border: 1.5px solid rgba(58, 37, 22, 0.14);
  transform: rotate(5deg);
}

.hero {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr);
  gap: clamp(10px, 1.4vh, 16px);
  width: min(100%, 1360px);
  height: 100%;
  margin: 0 auto;
}

.hero-top {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.eyebrow {
  margin: 0 0 4px;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: clamp(0.62rem, 0.8vw, 0.72rem);
  font-weight: 700;
}

h1 {
  margin: 0;
  font-family: "Big Shoulders Display", sans-serif;
  font-size: clamp(2.4rem, 5.7vw, 5.8rem);
  line-height: 0.86;
  letter-spacing: 0;
  text-transform: uppercase;
}

.stamp {
  border: 2px solid var(--ink);
  background: var(--red);
  color: var(--paper);
  font-family: "Big Shoulders Display", sans-serif;
  font-size: clamp(0.88rem, 1.45vw, 1.16rem);
  font-weight: 900;
  letter-spacing: 0.08em;
  padding: 0.5rem 0.85rem;
  box-shadow: 5px 5px 0 var(--ink);
  white-space: nowrap;
  transform: rotate(-2deg);
}

.tab-strip {
  display: inline-flex;
  gap: 6px;
  padding: 5px;
  border: 1.5px solid rgba(58, 37, 22, 0.72);
  background: rgba(241, 230, 203, 0.86);
  box-shadow: 4px 4px 0 rgba(58, 37, 22, 0.12);
}

.tab-button {
  appearance: none;
  min-height: 44px;
  border: 0;
  background: transparent;
  color: var(--ink);
  font-family: "Big Shoulders Display", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.45rem 0.85rem;
  cursor: pointer;
}

.tab-button.is-active {
  background: var(--ink);
  color: var(--paper);
}

.tab-panel {
  display: none;
  min-height: 0;
}

.tab-panel.is-active {
  display: grid;
  grid-template-rows: minmax(0, 1fr) auto;
  gap: clamp(8px, 1.1vh, 12px);
}

.monitor-grid {
  display: grid;
  grid-template-columns: minmax(170px, 220px) minmax(0, 1fr);
  gap: clamp(12px, 1.6vw, 22px);
  min-height: 0;
}

.status-grid {
  display: grid;
  align-content: center;
  gap: 12px;
  min-height: 0;
}

.status-card {
  position: relative;
  min-height: 70px;
  border: 1.5px solid rgba(58, 37, 22, 0.72);
  background:
    linear-gradient(135deg, rgba(255, 248, 225, 0.86), rgba(228, 212, 173, 0.76)),
    var(--paper);
  box-shadow: 5px 5px 0 rgba(58, 37, 22, 0.12);
  padding: 11px 13px;
  overflow: hidden;
}

.status-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 6px;
  background: var(--blue);
}

.status-card::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 10px;
  width: 9px;
  aspect-ratio: 1;
  border: 1.5px solid rgba(58, 37, 22, 0.55);
  background: var(--cream);
  box-shadow: 2px 2px 0 rgba(58, 37, 22, 0.18);
}

.status-face::before { background: var(--blue); }
.status-gaze::before { background: var(--pink); }
.status-eyes::before { background: var(--yellow); }
.status-state::before { background: var(--green); }

.status-card span {
  display: block;
  margin-bottom: 5px;
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.64rem;
  font-weight: 700;
}

.status-card strong {
  display: block;
  font-size: clamp(0.88rem, 1.05vw, 1.02rem);
  line-height: 1.25;
  overflow-wrap: anywhere;
}

body[data-attention="attentive"] .status-state::after {
  background: var(--green);
}

body[data-attention="distracted"] .status-state::after {
  background: var(--red);
}

.camera-stage,
.tamago-frame {
  display: grid;
  min-height: 0;
}

.camera-shell {
  position: relative;
  display: grid;
  min-height: 0;
  width: 100%;
  height: 100%;
  border: 3px solid var(--ink);
  background:
    linear-gradient(135deg, rgba(255, 248, 225, 0.95), rgba(228, 212, 173, 0.88)),
    var(--paper);
  box-shadow:
    10px 10px 0 rgba(58, 37, 22, 0.82),
    inset 0 0 0 8px rgba(58, 37, 22, 0.05);
  padding: clamp(8px, 1vw, 14px);
}

.camera-shell::before {
  content: "";
  position: absolute;
  inset: 8px;
  z-index: 2;
  border: 1px dashed rgba(58, 37, 22, 0.35);
  pointer-events: none;
}

#camera-video {
  display: none;
}

#camera-canvas {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 2px solid rgba(58, 37, 22, 0.85);
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(0deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    #7f8583;
  background-size: 28px 28px;
}

.camera-message {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 3;
  transform: translate(-50%, -50%);
  max-width: min(360px, 80%);
  border: 1.5px solid rgba(241, 230, 203, 0.7);
  background: rgba(58, 37, 22, 0.76);
  color: var(--paper);
  padding: 0.75rem 0.95rem;
  text-align: center;
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.camera-message.is-hidden {
  display: none;
}

.camera-hud {
  position: absolute;
  inset: clamp(18px, 2vw, 26px);
  z-index: 2;
  pointer-events: none;
}

.camera-hud span {
  position: absolute;
  width: clamp(34px, 4vw, 54px);
  aspect-ratio: 1;
  border-color: rgba(241, 230, 203, 0.88);
}

.camera-hud span:nth-child(1) {
  left: 0;
  top: 0;
  border-left: 3px solid;
  border-top: 3px solid;
}

.camera-hud span:nth-child(2) {
  right: 0;
  top: 0;
  border-right: 3px solid;
  border-top: 3px solid;
}

.camera-hud span:nth-child(3) {
  right: 0;
  bottom: 0;
  border-right: 3px solid;
  border-bottom: 3px solid;
}

.camera-hud span:nth-child(4) {
  left: 0;
  bottom: 0;
  border-left: 3px solid;
  border-bottom: 3px solid;
}

.hero-footer {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 14px;
  justify-content: space-between;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: clamp(0.58rem, 0.75vw, 0.68rem);
  font-weight: 700;
  color: rgba(58, 37, 22, 0.82);
}

body.is-theater-mode .hero-top,
body.is-theater-mode .hero-footer {
  display: none;
}

body.is-theater-mode .hero,
body.is-theater-mode .page-shell {
  width: 100%;
  max-width: none;
  gap: 0;
  padding: 0;
}

body.is-theater-mode .theater-panel.is-active {
  display: block;
  position: fixed;
  inset: 0;
  z-index: 10;
}

.theater-stage {
  position: relative;
  height: 100dvh;
  background: #060606;
  overflow: hidden;
  cursor: none;
}

.theater-stage.show-back {
  cursor: auto;
}

.theater-media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.theater-stage.is-paused::after {
  content: "Paused until attention returns";
  position: absolute;
  left: 50%;
  bottom: 32px;
  transform: translateX(-50%);
  padding: 0.65rem 1rem;
  border: 1.5px solid rgba(241, 230, 203, 0.45);
  background: rgba(0, 0, 0, 0.6);
  color: var(--paper);
  font-family: "JetBrains Mono", monospace;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.mirror-shell {
  position: absolute;
  top: 22px;
  right: 22px;
  z-index: 2;
  width: min(28vw, 320px);
  aspect-ratio: 4 / 3;
  border: 2px solid rgba(241, 230, 203, 0.9);
  background: rgba(7, 7, 7, 0.72);
  box-shadow: 10px 10px 0 rgba(0, 0, 0, 0.34);
  overflow: hidden;
}

.mirror-label {
  position: absolute;
  top: 10px;
  left: 10px;
  z-index: 2;
  padding: 0.35rem 0.55rem;
  background: rgba(58, 37, 22, 0.82);
  color: var(--paper);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.mirror-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.theater-back {
  position: absolute;
  top: 22px;
  left: 22px;
  z-index: 3;
  min-height: 44px;
  border: 2px solid rgba(241, 230, 203, 0.92);
  background: rgba(58, 37, 22, 0.9);
  color: var(--paper);
  font-family: "Big Shoulders Display", sans-serif;
  font-size: 1rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 0.7rem 1rem;
  box-shadow: 6px 6px 0 rgba(0, 0, 0, 0.35);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity 160ms ease, transform 160ms ease;
}

.theater-stage.show-back .theater-back {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .accent-red,
  .accent-blue,
  .accent-yellow {
    opacity: 0.36;
  }

  .hero-top {
    grid-template-columns: 1fr;
    align-items: start;
  }

  .hero-actions {
    width: 100%;
    justify-content: space-between;
    min-width: 0;
  }

  .stamp {
    display: none;
  }

  .monitor-grid {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(0, 1fr);
  }

  .status-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .status-card {
    min-height: 62px;
    padding: 9px 10px;
  }
}

@media (max-width: 640px) {
  .scene-accent {
    display: none;
  }

  .page-shell {
    padding: 8px;
  }

  .hero {
    gap: 8px;
  }

  h1 {
    font-size: clamp(1.9rem, 11.5vw, 3.05rem);
  }

  .tab-strip {
    width: 100%;
  }

  .tab-button {
    flex: 1;
    font-size: 0.86rem;
    padding: 0.35rem 0.5rem;
  }

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

  .status-card {
    min-height: 56px;
    padding: 8px;
  }

  .status-card span {
    font-size: 0.56rem;
  }

  .status-card strong {
    font-size: 0.8rem;
  }

  .camera-shell {
    padding: 8px;
    box-shadow: 7px 7px 0 rgba(58, 37, 22, 0.82);
  }

  .camera-hud {
    inset: 16px;
  }

  #camera-canvas {
    aspect-ratio: 4 / 3;
  }

  .hero-footer {
    justify-content: center;
    text-align: center;
  }

  .mirror-shell {
    top: 14px;
    right: 14px;
    width: min(46vw, 190px);
  }

  .theater-back {
    top: 14px;
    left: 14px;
  }

  .theater-stage.is-paused::after {
    max-width: calc(100vw - 28px);
    white-space: normal;
    text-align: center;
  }
}