:root {
  --nia-ink: #17120d;
  --nia-paper: #f7efe2;
  --nia-paper-strong: #fff8ed;
  --nia-card: rgba(255, 250, 243, 0.94);
  --nia-card-dark: rgba(23, 18, 13, 0.92);
  --nia-line: rgba(73, 54, 33, 0.16);
  --nia-line-strong: rgba(73, 54, 33, 0.28);
  --nia-green: #166146;
  --nia-green-soft: rgba(22, 97, 70, 0.12);
  --nia-brass: #af8350;
  --nia-olive: #4c5f4a;
  --nia-muted: #6c5c49;
  --nia-shadow: 0 20px 60px rgba(17, 12, 9, 0.14);
  --nia-radius-xl: 28px;
  --nia-radius-lg: 22px;
  --nia-radius-md: 16px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: linear-gradient(180deg, #f2ebdf 0%, #efe4d2 100%);
  color: var(--nia-ink);
  font-family: Inter, system-ui, sans-serif;
}

img,
video {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
}

button,
select,
textarea {
  font: inherit;
}

.nia-live-shell {
  width: min(1280px, calc(100vw - 32px));
  margin: 0 auto;
  padding: 24px 0 72px;
}

.nia-live-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  border: 1px solid var(--nia-line);
  border-radius: 999px;
  background: rgba(255, 248, 237, 0.84);
  backdrop-filter: blur(18px);
  box-shadow: var(--nia-shadow);
}

.nia-live-brand {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.nia-live-brand small,
.nia-live-kicker,
.nia-live-note,
.nia-live-mini {
  font-family: 'JetBrains Mono', monospace;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nia-live-brand small {
  color: var(--nia-muted);
  font-size: 0.72rem;
}

.nia-live-brand strong {
  font-size: 0.95rem;
}

.nia-live-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.nia-live-link {
  padding: 10px 14px;
  border-radius: 999px;
  text-decoration: none;
  border: 1px solid var(--nia-line);
  background: rgba(255, 255, 255, 0.62);
  color: var(--nia-ink);
}

.nia-live-link.primary {
  background: var(--nia-green);
  border-color: var(--nia-green);
  color: #fff;
}

.nia-live-main {
  display: grid;
  gap: 28px;
  margin-top: 28px;
}

.nia-live-hero,
.nia-live-stage,
.nia-live-logs {
  border: 1px solid var(--nia-line);
  border-radius: var(--nia-radius-xl);
  background: rgba(255, 248, 237, 0.9);
  box-shadow: var(--nia-shadow);
}

.nia-live-hero {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 24px;
  padding: clamp(24px, 4vw, 38px);
}

.nia-live-copy h1 {
  margin: 10px 0 14px;
  max-width: 12ch;
  font-size: clamp(2.6rem, 6vw, 4.8rem);
  line-height: 0.95;
  letter-spacing: -0.05em;
}

.nia-live-copy p {
  margin: 0;
  max-width: 62ch;
  color: var(--nia-muted);
  line-height: 1.65;
  font-size: 1rem;
}

.nia-live-kicker {
  color: var(--nia-green);
  font-size: 0.74rem;
}

.nia-live-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.nia-live-button {
  border: 0;
  border-radius: 999px;
  padding: 13px 18px;
  background: var(--nia-green);
  color: #fff;
  cursor: pointer;
  font-weight: 800;
  text-decoration: none;
}

.nia-live-button.ghost {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--nia-line);
  color: var(--nia-ink);
}

.nia-live-proof {
  display: grid;
  gap: 16px;
}

.nia-live-proof-card {
  padding: 18px 18px 20px;
  border-radius: var(--nia-radius-lg);
  border: 1px solid var(--nia-line);
  background: rgba(255, 255, 255, 0.66);
}

.nia-live-proof-card strong {
  display: block;
  font-size: 1rem;
  margin-bottom: 8px;
}

.nia-live-proof-card p {
  margin: 0;
  color: var(--nia-muted);
  line-height: 1.55;
}

.nia-live-proof-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 24px;
}

.nia-live-proof-grid article {
  padding: 16px;
  border-radius: var(--nia-radius-md);
  border: 1px solid var(--nia-line);
  background: rgba(255, 255, 255, 0.62);
}

.nia-live-proof-grid h2 {
  margin: 0 0 8px;
  font-size: 0.98rem;
}

.nia-live-proof-grid p {
  margin: 0;
  color: var(--nia-muted);
  line-height: 1.55;
  font-size: 0.93rem;
}

.nia-live-stage {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.7fr);
  gap: 0;
  overflow: hidden;
}

.nia-live-video-side,
.nia-live-controls {
  padding: 26px;
}

.nia-live-video-side {
  border-right: 1px solid var(--nia-line);
}

.nia-live-stage-head {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 14px;
}

.nia-live-stage-head h2,
.nia-live-controls h2,
.nia-live-logs h2 {
  margin: 0;
  font-size: 1.2rem;
}

.nia-live-stage-head p,
.nia-live-controls p {
  margin: 0;
  color: var(--nia-muted);
}

.nia-live-frame {
  position: relative;
  min-height: 560px;
  overflow: hidden;
  border-radius: 24px;
  border: 1px solid var(--nia-line-strong);
  background:
    linear-gradient(180deg, rgba(35, 27, 19, 0.08) 0%, rgba(35, 27, 19, 0.16) 100%),
    #ddd1bf;
  transition: border-color 0.28s ease, box-shadow 0.28s ease, background 0.28s ease;
}

.nia-live-frame.is-speaking {
  border-color: rgba(22, 97, 70, 0.28);
  box-shadow: inset 0 0 0 1px rgba(22, 97, 70, 0.14), 0 20px 52px rgba(17, 12, 9, 0.16);
}

.nia-live-placeholder,
.nia-live-track,
.nia-live-audio {
  position: absolute;
  inset: 0;
}

.nia-live-track,
.nia-live-audio {
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.nia-live-track {
  object-position: center 10%;
  transform: scale(1.52);
  transform-origin: center top;
  filter: saturate(1.05) contrast(1.03);
  transition: transform 0.28s ease, object-position 0.28s ease, filter 0.28s ease;
}

.nia-live-frame.is-speaking .nia-live-track {
  object-position: center 8%;
  transform: scale(1.66);
  filter: saturate(1.09) contrast(1.05);
}

.nia-live-audio {
  display: none;
}

.nia-live-placeholder {
  display: grid;
  place-items: center;
  padding: 24px;
}

.nia-live-placeholder-card {
  width: min(92%, 520px);
  display: grid;
  gap: 16px;
  padding: 22px;
  border-radius: 24px;
  background: rgba(255, 249, 240, 0.92);
  border: 1px solid rgba(73, 54, 33, 0.18);
  box-shadow: 0 18px 50px rgba(17, 12, 9, 0.14);
}

.nia-live-placeholder-card img {
  width: 100%;
  border-radius: 20px;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: #eadbc8;
}

.nia-live-placeholder-card h3 {
  margin: 0;
  font-size: 1.1rem;
}

.nia-live-placeholder-card p {
  margin: 0;
  color: var(--nia-muted);
  line-height: 1.55;
}

.nia-live-mini {
  font-size: 0.7rem;
  color: var(--nia-green);
}

.nia-live-disclosure {
  margin-top: 14px;
  padding: 14px 16px;
  border-radius: var(--nia-radius-md);
  background: rgba(22, 97, 70, 0.08);
  color: var(--nia-ink);
  line-height: 1.55;
}

.nia-live-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 14px;
}

.nia-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  border-radius: 999px;
  border: 1px solid var(--nia-line);
  background: rgba(255, 255, 255, 0.68);
  color: var(--nia-muted);
  font-size: 0.83rem;
  font-weight: 700;
}

.nia-live-pill.good {
  color: #0a5b3f;
  background: rgba(22, 97, 70, 0.12);
  border-color: rgba(22, 97, 70, 0.18);
}

.nia-live-pill.warn {
  color: #8d5a19;
  background: rgba(175, 131, 80, 0.14);
  border-color: rgba(175, 131, 80, 0.24);
}

.nia-live-pill.info {
  color: #3e4e79;
  background: rgba(62, 78, 121, 0.1);
  border-color: rgba(62, 78, 121, 0.2);
}

.nia-live-controls {
  display: grid;
  gap: 18px;
}

.nia-live-control-card {
  padding: 18px;
  border-radius: var(--nia-radius-lg);
  border: 1px solid var(--nia-line);
  background: rgba(255, 255, 255, 0.64);
}

.nia-live-control-card h3 {
  margin: 0 0 8px;
  font-size: 0.96rem;
}

.nia-live-select,
.nia-live-textarea {
  width: 100%;
  border: 1px solid var(--nia-line-strong);
  border-radius: 14px;
  background: #fffdf8;
  color: var(--nia-ink);
}

.nia-live-select {
  padding: 12px 14px;
}

.nia-live-textarea {
  min-height: 120px;
  resize: vertical;
  padding: 14px;
  line-height: 1.55;
}

.nia-live-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 12px;
}

.nia-live-button-row .nia-live-button {
  flex: 1 1 140px;
  text-align: center;
}

.nia-live-button:disabled {
  cursor: not-allowed;
  opacity: 0.55;
}

.nia-live-quick-actions {
  display: grid;
  gap: 10px;
}

.nia-live-quick-actions button {
  text-align: left;
  border: 1px solid var(--nia-line);
  border-radius: 16px;
  background: #fffdf8;
  color: var(--nia-ink);
  padding: 14px 15px;
  cursor: pointer;
}

.nia-live-quick-actions strong {
  display: block;
  margin-bottom: 5px;
  font-size: 0.94rem;
}

.nia-live-quick-actions span {
  display: block;
  color: var(--nia-muted);
  line-height: 1.45;
  font-size: 0.9rem;
}

.nia-live-reference {
  display: grid;
  grid-template-columns: 124px 1fr;
  gap: 14px;
  align-items: center;
}

.nia-live-reference img {
  width: 124px;
  aspect-ratio: 4 / 5;
  border-radius: 18px;
  object-fit: cover;
  background: #eadbc8;
}

.nia-live-reference p {
  margin: 0;
  color: var(--nia-muted);
  line-height: 1.55;
  font-size: 0.92rem;
}

.nia-live-logs {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  gap: 0;
  overflow: hidden;
}

.nia-live-transcript,
.nia-live-activity {
  padding: 24px 26px 28px;
}

.nia-live-transcript {
  border-right: 1px solid var(--nia-line);
}

.nia-live-stream,
.nia-live-log {
  min-height: 240px;
  max-height: 420px;
  overflow: auto;
  margin-top: 14px;
  padding-right: 8px;
}

.nia-live-log {
  padding: 16px;
  border-radius: 18px;
  background: var(--nia-card-dark);
  color: #f6ecdf;
  white-space: pre-wrap;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.78rem;
  line-height: 1.6;
}

.nia-live-message {
  max-width: min(88%, 680px);
  margin-bottom: 12px;
  padding: 13px 14px;
  border-radius: 18px;
  line-height: 1.55;
}

.nia-live-message small {
  display: block;
  margin-bottom: 6px;
  color: var(--nia-muted);
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nia-live-message.user {
  margin-left: auto;
  background: var(--nia-card-dark);
  color: #fff8ed;
}

.nia-live-message.user small {
  color: rgba(255, 248, 237, 0.7);
}

.nia-live-message.agent {
  background: #efe0c5;
}

.nia-live-empty {
  color: var(--nia-muted);
  line-height: 1.6;
}

@media (max-width: 1100px) {
  .nia-live-hero,
  .nia-live-stage,
  .nia-live-logs {
    grid-template-columns: 1fr;
  }

  .nia-live-video-side,
  .nia-live-transcript {
    border-right: 0;
    border-bottom: 1px solid var(--nia-line);
  }
}

@media (max-width: 720px) {
  .nia-live-shell {
    width: min(100vw - 18px, 100%);
    padding-top: 12px;
  }

  .nia-live-bar {
    border-radius: 24px;
    align-items: flex-start;
    flex-direction: column;
  }

  .nia-live-hero,
  .nia-live-video-side,
  .nia-live-controls,
  .nia-live-transcript,
  .nia-live-activity {
    padding: 18px;
  }

  .nia-live-proof-grid,
  .nia-live-reference {
    grid-template-columns: 1fr;
  }

  .nia-live-frame {
    min-height: 460px;
  }

  .nia-live-track {
    object-position: center 12%;
    transform: scale(1.36);
  }

  .nia-live-frame.is-speaking .nia-live-track {
    object-position: center 10%;
    transform: scale(1.48);
  }
}