/* Button elements sharing .btn (nav / CTA openers, form submit) */
button.btn {
  border: 0;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  font: inherit;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  line-height: inherit;
}

/* Sample-request modal — above nav (70) and galaxy */
.sample-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
  box-sizing: border-box;
}
.sample-modal[hidden] { display: none !important; }
.sample-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(10, 10, 10, .72);
  -webkit-backdrop-filter: blur(4px);
  backdrop-filter: blur(4px);
  cursor: pointer;
}
.sample-modal__panel {
  position: relative;
  z-index: 1;
  width: min(440px, 100%);
  max-height: min(90vh, 720px);
  overflow: auto;
  box-sizing: border-box;
  padding: 28px 28px 32px;
  border-radius: 6px;
  background: #1a1a1a;
  border: 1px solid rgba(255, 255, 255, .12);
  box-shadow: 0 24px 64px rgba(0, 0, 0, .65);
  color: var(--ink);
}
.sample-modal__x {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 36px;
  height: 36px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 24px;
  line-height: 1;
  cursor: pointer;
  border-radius: 4px;
  transition: color .2s, background .2s;
}
.sample-modal__x:hover { color: #fff; background: rgba(255, 255, 255, .06); }
.sample-modal__title {
  margin: 0 36px 12px 0;
  font-family: var(--head);
  font-weight: 500;
  font-size: clamp(20px, 2.4vw, 24px);
  line-height: 1.2;
  letter-spacing: -.02em;
  color: var(--ink);
}
.sample-modal__lede {
  margin: 0 0 24px;
  font-size: 14px;
  line-height: 1.6;
  font-weight: 300;
  color: var(--muted);
}
.sample-form { display: grid; gap: 16px; }
.sample-form__field { display: grid; gap: 6px; }
.sample-form__label {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
}
.sample-form__label abbr { text-decoration: none; color: var(--muted); }
.sample-form__opt { text-transform: none; letter-spacing: 0; color: var(--faint); }
.sample-form input,
.sample-form textarea {
  width: 100%;
  box-sizing: border-box;
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .04);
  color: var(--ink);
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.4;
  font-weight: 300;
  transition: border-color .2s, background .2s;
}
.sample-form input:focus,
.sample-form textarea:focus {
  outline: none;
  border-color: rgba(255, 255, 255, .35);
  background: rgba(255, 255, 255, .06);
}
.sample-form textarea { resize: vertical; min-height: 96px; }
.sample-form input::placeholder,
.sample-form textarea::placeholder { color: var(--faint); }
.sample-form__hp {
  position: absolute !important;
  left: -9999px !important;
  width: 1px !important;
  height: 1px !important;
  opacity: 0 !important;
  pointer-events: none !important;
}
.sample-form__error {
  margin: 0;
  font-size: 13px;
  line-height: 1.45;
  color: #e8a0a0;
}
.sample-form__error[hidden] { display: none !important; }
.sample-form .btn[disabled],
.sample-form .btn[aria-busy="true"] {
  opacity: .55;
  cursor: wait;
  transform: none;
  box-shadow: none;
}
.sample-modal__thanks { display: grid; gap: 24px; padding-top: 8px; }
.sample-modal__thanks[hidden] { display: none !important; }
.sample-modal__thanks-copy {
  margin: 0;
  font-family: var(--head);
  font-weight: 400;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.35;
  letter-spacing: -.015em;
  color: var(--ink);
  text-wrap: pretty;
}
html.sample-modal-open { overflow: hidden; }

@media (max-width: 640px) {
  .sample-modal { padding: 16px 12px; align-items: flex-end; }
  .sample-modal__panel {
    width: 100%;
    max-height: min(92vh, 100%);
    padding: 24px 20px 28px;
    border-radius: 8px 8px 0 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sample-modal__x, .sample-form input, .sample-form textarea { transition: none; }
}