:root {
  color-scheme: light;
  --ink: #102033;
  --muted: #5f6b7a;
  --line: #d9e1ea;
  --paper: #f6f8fb;
  --surface: #ffffff;
  --surface-soft: #eef4f7;
  --accent: #008fd3;
  --accent-strong: #006aa8;
  --cyan: #12bfb6;
  --code: #12304a;
  --shadow: 0 26px 70px rgba(16, 32, 51, 0.12);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

code {
  border: 1px solid var(--line);
  border-radius: 6px;
  background: #ffffff;
  color: var(--code);
  font-family: "SFMono-Regular", Consolas, monospace;
  font-size: 0.9rem;
  overflow-wrap: anywhere;
  padding: 0.18rem 0.35rem;
}

button,
input,
select {
  font: inherit;
}

button {
  border: 0;
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  cursor: pointer;
  font-weight: 800;
  min-height: 2.4rem;
  padding: 0 1rem;
}

button:hover {
  background: var(--accent-strong);
}

textarea {
  resize: vertical;
}

.shell {
  margin: 0 auto;
  max-width: 1180px;
  padding: 0 1.25rem;
}

.hero {
  min-height: 82vh;
  padding-bottom: 3.25rem;
}

.nav {
  align-items: center;
  display: flex;
  gap: 1rem;
  justify-content: space-between;
  min-height: 5rem;
}

.brand {
  align-items: center;
  display: inline-flex;
  min-width: 0;
}

.brand img {
  display: block;
  height: auto;
  max-width: 178px;
  width: 42vw;
}

.nav-links {
  color: var(--muted);
  display: flex;
  font-size: 0.95rem;
  font-weight: 800;
  gap: 1.1rem;
}

.nav-links a {
  border-radius: 6px;
  padding: 0.35rem 0.1rem;
}

.nav-links a:hover {
  color: var(--accent-strong);
}

.hero-grid {
  align-items: center;
  display: grid;
  gap: clamp(2rem, 5vw, 4rem);
  grid-template-columns: minmax(0, 3fr) minmax(320px, 2fr);
  padding-top: clamp(2.5rem, 7vw, 6rem);
}

.hero-copy,
.hero-preview,
.result {
  min-width: 0;
}

.eyebrow {
  color: var(--accent-strong);
  font-weight: 900;
  letter-spacing: 0;
  margin: 0 0 0.8rem;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.45rem, 4.8vw, 4.25rem);
  letter-spacing: 0;
  line-height: 1.02;
  margin-bottom: 1.1rem;
}

h2 {
  font-size: clamp(1.8rem, 3.4vw, 2.55rem);
  letter-spacing: 0;
  line-height: 1.05;
  margin-bottom: 0.65rem;
}

h3 {
  font-size: 1.02rem;
}

.intro {
  color: var(--muted);
  font-size: 1.15rem;
  line-height: 1.6;
  max-width: 41rem;
}

.preview {
  aspect-ratio: 1;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  display: block;
  height: auto;
  width: 100%;
}

.result img {
  aspect-ratio: 16 / 9;
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow);
  display: block;
  height: auto;
  width: 100%;
}

.preview-meta {
  align-items: center;
  color: var(--muted);
  display: flex;
  font-size: 0.9rem;
  font-weight: 800;
  gap: 0.65rem;
  justify-content: flex-end;
  margin-top: 0.8rem;
}

.command-row {
  align-items: stretch;
  display: grid;
  gap: 0.65rem;
  grid-template-columns: minmax(0, 1fr) auto;
  margin-top: 1.2rem;
  max-width: 100%;
}

.command-row code {
  align-items: center;
  display: flex;
  min-height: 2.4rem;
  min-width: 0;
  white-space: normal;
}

.signal-row {
  color: var(--muted);
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-top: 1rem;
}

.signal-row span {
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 999px;
  display: inline-flex;
  flex-wrap: wrap;
  font-size: 0.88rem;
  font-weight: 800;
  gap: 0.25rem;
  min-height: 2rem;
  max-width: 100%;
  padding: 0 0.8rem;
}

.signal-row code {
  background: transparent;
  border: 0;
  color: var(--accent-strong);
  font-size: 0.86rem;
  padding: 0;
}

.band {
  background: #eef4f7;
  border-block: 1px solid #d5e2e8;
  padding: 4rem 0;
}

.tool-layout {
  align-items: start;
  display: grid;
  gap: clamp(1.4rem, 4vw, 2.4rem);
  grid-template-columns: minmax(300px, 0.82fr) minmax(340px, 1.18fr);
}

.tool-copy p,
.section-intro,
.quickstart p,
.ai-instructions p {
  color: var(--muted);
  line-height: 1.6;
  margin-bottom: 0;
}

.builder {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin-top: 1rem;
  padding: 1rem;
}

.builder label {
  color: var(--muted);
  display: grid;
  font-size: 0.88rem;
  font-weight: 800;
  gap: 0.35rem;
}

.builder input,
.builder select,
.builder textarea {
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  min-height: 2.4rem;
  padding: 0 0.7rem;
  width: 100%;
}

.builder textarea {
  line-height: 1.45;
  padding-block: 0.55rem;
}

.builder .wide {
  grid-column: 1 / -1;
}

.toggle-control {
  align-items: center;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--ink);
  display: flex;
  min-height: 2.4rem;
  padding: 0 0.7rem;
}

.toggle-control input {
  accent-color: var(--accent);
  height: 1rem;
  min-height: 1rem;
  padding: 0;
  width: 1rem;
}

.color-row {
  display: grid;
  gap: 0.45rem;
  grid-template-columns: 2.75rem minmax(0, 1fr);
}

.color-row input[type="color"] {
  cursor: pointer;
  padding: 0.2rem;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 1rem 0 0;
}

.preset-row button {
  background: #ffffff;
  border: 1px solid var(--line);
  color: var(--ink);
  min-height: 2.1rem;
}

.preset-row button:hover {
  border-color: var(--accent);
  color: var(--accent-strong);
}

.result {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 1rem;
}

.result img {
  box-shadow: none;
}

.docs {
  padding-block: 4rem 2rem;
}

.section-intro {
  max-width: 48rem;
}

.docs-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.3rem;
}

.docs-grid article {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  display: grid;
  gap: 0.55rem;
  padding: 1.05rem;
}

.docs-grid .format-card {
  grid-column: 1 / -1;
}

.docs-grid h3 {
  margin-bottom: 0.2rem;
}

.docs-grid p {
  color: var(--muted);
  line-height: 1.5;
  margin-bottom: 0;
}

.quickstart {
  align-items: start;
  display: grid;
  gap: clamp(1.2rem, 4vw, 2.4rem);
  grid-template-columns: minmax(260px, 0.7fr) minmax(320px, 1.3fr);
  padding-block: 2rem 4rem;
}

.ai-instructions {
  align-items: start;
  display: grid;
  gap: clamp(1.2rem, 4vw, 2.4rem);
  grid-template-columns: minmax(260px, 0.7fr) minmax(320px, 1.3fr);
  padding-block: 2rem;
}

.instruction-box {
  display: grid;
  gap: 0.75rem;
  min-width: 0;
  position: relative;
}

.instruction-box pre {
  margin: 0;
  min-width: 0;
  white-space: pre-wrap;
}

.instruction-box code {
  display: block;
  line-height: 1.55;
  padding: 0.85rem 5rem 0.85rem 0.85rem;
}

.instruction-box button {
  min-height: 2rem;
  padding-inline: 0.8rem;
  position: absolute;
  right: 0.6rem;
  top: 0.6rem;
}

.example-list {
  display: grid;
  gap: 0.7rem;
  min-width: 0;
}

.example-list code {
  display: block;
  min-width: 0;
  padding: 0.75rem 0.85rem;
}

.footer {
  background: #102033;
  color: #dff7f6;
}

.footer-inner {
  align-items: center;
  display: grid;
  gap: 0.45rem;
  justify-items: center;
  min-height: 7rem;
  padding-block: 1.4rem;
  text-align: center;
}

.footer p {
  color: #c8d8e3;
  line-height: 1.5;
  margin-bottom: 0;
  max-width: 48rem;
}

.footer a {
  color: #dff7f6;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.18em;
}

@media (max-width: 820px) {
  .hero-grid,
  .tool-layout,
  .docs-grid,
  .quickstart,
  .ai-instructions {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    padding-top: 2rem;
  }

  .command-row {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 560px) {
  .shell {
    padding-inline: 1rem;
  }

  .nav {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    padding-block: 1rem;
  }

  .nav-links {
    flex-wrap: wrap;
  }

  .builder {
    grid-template-columns: 1fr;
  }

  h1 {
    font-size: clamp(2.05rem, 10vw, 2.65rem);
  }

  .eyebrow {
    font-size: 0.84rem;
    line-height: 1.35;
  }

  .command-row code,
  .example-list code,
  .instruction-box code {
    display: block;
    word-break: break-all;
  }

  .signal-row {
    display: grid;
    grid-template-columns: 1fr;
  }

  .signal-row span {
    border-radius: 999px;
    display: block;
    line-height: 1.35;
    min-height: 0;
    padding-block: 0.42rem;
    width: fit-content;
  }

  .preview-meta {
    align-items: flex-start;
    flex-direction: column;
  }
}