/* ══ Página SDF-1 ══════════════════════════════════════════════ */

.sdf-hero {
  display: grid;
  grid-template-columns: minmax(300px, 1fr) minmax(360px, 1.05fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  padding: clamp(40px, 6vw, 84px) clamp(18px, 5vw, 72px);
  background: var(--panel);
  border-bottom: 1px solid var(--line);
}

.sdf-hero h1 {
  font-size: clamp(46px, 8vw, 96px);
  letter-spacing: -.01em;
}

.sdf-hero .sdf-sub {
  margin: 14px 0 0;
  font-size: clamp(19px, 2.4vw, 27px);
  font-weight: 600;
  line-height: 1.25;
}

.sdf-hero .prose p {
  margin: 18px 0 0;
}

.sdf-board {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 16px 40px rgba(16, 37, 32, .22));
}

/* Fotos (el collage del SDF-Pico): sin la sombra de los renders */
.sdf-photo {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(16, 37, 32, .18);
}

.sdf-board-caption {
  margin: 12px 0 0;
  color: var(--muted-ink);
  font-size: 13px;
  text-align: center;
}

/* ── Pastillas de resumen ── */
.sdf-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
}

.sdf-badges li {
  padding: 5px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--paper);
  color: var(--muted-ink);
  font-size: 13px;
  font-weight: 700;
}

.sdf-badges li.is-warn {
  border-color: var(--amber);
  background: #fdf6e8;
  color: #7a5312;
}

/* ── Aviso de prototipo ── */
.sdf-warn {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: clamp(20px, 4vw, 48px);
  align-items: center;
  padding: clamp(26px, 4vw, 44px) clamp(18px, 5vw, 72px);
  border-top: 4px solid var(--amber);
  border-bottom: 1px solid var(--line);
  background: #fdf6e8;
}

.sdf-warn h2 {
  font-size: clamp(23px, 3vw, 34px);
  line-height: 1.15;
  color: #6b4710;
}

.sdf-warn p {
  max-width: 800px;
  margin: 14px 0 0;
  color: #7a5312;
  font-size: 16px;
  line-height: 1.6;
}

.sdf-warn .button {
  border-color: #7a5312;
  color: #6b4710;
  white-space: nowrap;
}

/* ── Tabla del header H1 ── */
.sdf-pinout {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
}

.sdf-pinout th,
.sdf-pinout td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

@media (max-width: 420px) {
  .sdf-pinout td,
  .sdf-pinout th {
    padding-left: 8px;
    padding-right: 8px;
  }
}

.sdf-pinout th {
  color: var(--green);
  font-size: 12px;
  font-weight: 780;
  text-transform: uppercase;
}

.sdf-pinout td:first-child {
  width: 56px;
  color: var(--muted-ink);
  font-family: "Courier New", monospace;
}

.sdf-pinout td:nth-child(2) {
  font-family: "Courier New", monospace;
  font-weight: 700;
}

.sdf-pinout tr[data-free] td:nth-child(2) {
  color: var(--green);
}

/* ── Bloques de código ── */
code {
  padding: 1px 5px;
  border: 1px solid var(--line);
  border-radius: 4px;
  background: var(--paper);
  color: var(--ink);
  font-family: "Courier New", monospace;
  font-size: .88em;
}

/* Sin esto, en una columna la linea mas larga de un <pre> fija el ancho de la
   columna y la pagina desborda en celular; asi el <pre> usa su scroll */
.two-column > * {
  min-width: 0;
}

pre {
  margin: 0;
  padding: 18px 20px;
  overflow-x: auto;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #102520;
  color: #d7e7de;
  font-family: "Courier New", monospace;
  font-size: 15px;
  line-height: 1.8;
}

pre code {
  padding: 0;
  border: 0;
  background: none;
  color: inherit;
  font-size: inherit;
}

pre .cmt {
  color: #7fae99;
}

/* ── Estado del proyecto ── */
.sdf-status {
  background: #102520;
  color: #f5f5ec;
}

.sdf-status .eyebrow {
  color: #83d2b3;
}

.sdf-status .prose {
  color: rgba(245, 245, 236, .78);
}

.sdf-status code {
  border-color: rgba(245, 245, 236, .22);
  background: rgba(245, 245, 236, .08);
  color: #f5f5ec;
}

.sdf-status .button {
  border-color: rgba(245, 245, 236, .5);
  color: #f5f5ec;
}

.sdf-status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 40px;
  background: rgba(245, 245, 236, .18);
  border: 1px solid rgba(245, 245, 236, .18);
}

/* Un elemento que ocupa toda la fila: la tarjeta del SDF-Pico en la grilla
   del kit y "Alcance" en la del estado, para que no queden solos */
.research-grid > .sdf-wide,
.sdf-status-grid > .sdf-wide {
  grid-column: 1 / -1;
}

.sdf-status-grid div {
  padding: 22px;
  background: #102520;
}

.sdf-status-grid dt {
  color: #83d2b3;
}

.sdf-status-grid dd {
  margin: 10px 0 0;
  color: rgba(245, 245, 236, .78);
  font-size: 15px;
  font-weight: 400;
  line-height: 1.6;
}

/* ── Notas y acciones ── */
.sdf-note {
  margin-top: 26px;
  padding: 16px 18px;
  border-left: 3px solid var(--amber);
  background: var(--panel);
  color: var(--muted-ink);
  font-size: 15px;
  line-height: 1.6;
}

.sdf-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.sdf-sub-heading {
  max-width: 780px;
  margin-top: clamp(46px, 6vw, 80px);
}

.sdf-sub-heading h3 {
  font-size: clamp(24px, 3vw, 32px);
}

.sdf-video {
  max-width: 820px;
  margin-top: 24px;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 8px;
  overflow: hidden;
}

.sdf-video iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.sdf-video + .sdf-board-caption {
  max-width: 820px;
}

@media (max-width: 1060px) {
  .sdf-hero,
  .sdf-warn {
    grid-template-columns: 1fr;
  }

  .sdf-warn {
    justify-items: start;
  }

  .sdf-status-grid {
    grid-template-columns: 1fr;
  }
}

/* ── Pasos numerados (página del lector de SD) ── */
.sdf-steps {
  max-width: 820px;
  margin: 26px 0 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

.sdf-steps li {
  position: relative;
  counter-increment: step;
  padding: 18px 0 18px 58px;
  border-top: 1px solid var(--line);
}

.sdf-steps li::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  top: 18px;
  left: 0;
  color: var(--amber);
  font-family: "Courier New", monospace;
  font-size: 15px;
  font-weight: 700;
}

.sdf-steps h4 {
  margin: 0 0 6px;
  font-size: 17px;
  font-weight: 720;
}

.sdf-steps p {
  margin: 0;
  color: var(--muted-ink);
  font-size: 15px;
  line-height: 1.6;
}