/* ==========================================================================
   Pixel Ingeniería — sistema de diseño
   Space Mono para todo lo que rotula. Inter para texto corrido.
   ========================================================================== */

:root {
  --azul-principal: #0e2238;
  --azul-profundo: #091728;
  --cobre: #d98e4a;
  --cobre-claro: #f2a65a;
  --blanco-calido: #f4f7fa;
  --gris-plano: #93a8bd;

  --font-mono: "Space Mono", ui-monospace, "SFMono-Regular", Menlo, monospace;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;

  --max-width: 1320px;
  --gutter: 24px;
  --radius: 2px;
  --focus-ring: 3px solid var(--cobre-claro);
}

/* ---------- reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--azul-principal);
  color: var(--blanco-calido);
  font-family: var(--font-sans);
  font-weight: 400;
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

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

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

button {
  font-family: inherit;
}

ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 2px;
}

/* ---------- typography ---------- */
h1,
h2,
h3,
.rotulo {
  font-family: var(--font-mono);
  font-weight: 700;
  margin: 0;
}

h1,
.h1 {
  font-size: 40px;
  line-height: 1.05;
  letter-spacing: -0.02em;
}

@media (min-width: 720px) {
  h1,
  .h1 {
    font-size: 56px;
  }
}

h2,
.h2 {
  font-size: 26px;
  line-height: 1.2;
}

@media (min-width: 720px) {
  h2,
  .h2 {
    font-size: 32px;
  }
}

h3,
.h3 {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 19px;
  line-height: 1.35;
  margin: 0;
}

@media (min-width: 720px) {
  h3,
  .h3 {
    font-size: 21px;
  }
}

p {
  margin: 0 0 1em;
}

.body-small {
  font-size: 15px;
  line-height: 1.6;
}

.eyebrow {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--cobre-claro);
  margin: 0 0 16px;
}

.punto-cobre {
  color: var(--cobre);
}

/* ---------- layout helpers ---------- */
.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: 72px 0;
}

@media (min-width: 720px) {
  .section {
    padding: 104px 0;
  }
}

.section--alt {
  background: var(--azul-profundo);
}

.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
}

.link-flecha {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  color: var(--cobre-claro);
  white-space: nowrap;
  border-bottom: 1px solid transparent;
}

.link-flecha:hover,
.link-flecha:focus-visible {
  border-bottom-color: var(--cobre-claro);
}

/* ---------- plano / grid de plano técnico ---------- */
.plano {
  position: relative;
  background-color: var(--azul-profundo);
  background-image: linear-gradient(rgba(147, 168, 189, 0.14) 1px, transparent 1px),
    linear-gradient(90deg, rgba(147, 168, 189, 0.14) 1px, transparent 1px);
  background-size: 32px 32px;
  overflow: hidden;
}

.plano::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 20%, rgba(217, 142, 74, 0.12), transparent 60%);
  pointer-events: none;
}

.plano-anotacion {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.05em;
  color: var(--gris-plano);
  z-index: 2;
  white-space: nowrap;
}

.plano-anotacion--tl {
  top: 20px;
  left: var(--gutter);
}

.plano-anotacion--tr {
  top: 20px;
  right: var(--gutter);
  text-align: right;
}

.plano-anotacion--bl {
  bottom: 20px;
  left: var(--gutter);
}

.plano-anotacion--br {
  bottom: 20px;
  right: var(--gutter);
  text-align: right;
}

.plano-esquina {
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--cobre);
  opacity: 0.7;
  z-index: 2;
}

.plano-esquina--tl {
  top: 16px;
  left: 16px;
  border-right: none;
  border-bottom: none;
}

.plano-esquina--tr {
  top: 16px;
  right: 16px;
  border-left: none;
  border-bottom: none;
}

.plano-esquina--bl {
  bottom: 16px;
  left: 16px;
  border-right: none;
  border-top: none;
}

.plano-esquina--br {
  bottom: 16px;
  right: 16px;
  border-left: none;
  border-top: none;
}

.plano > .wrap {
  position: relative;
  z-index: 3;
}

/* ---------- header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(9, 23, 40, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(147, 168, 189, 0.2);
}

.site-header .wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding-top: 16px;
  padding-bottom: 16px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 16px;
  letter-spacing: 0.01em;
  flex-shrink: 0;
}

.logo svg {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.nav-principal {
  display: none;
  align-items: center;
  gap: 28px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
}

@media (min-width: 900px) {
  .nav-principal {
    display: flex;
  }
}

.nav-principal a {
  color: var(--blanco-calido);
  border-bottom: 2px solid transparent;
  padding-bottom: 4px;
}

.nav-principal a:hover,
.nav-principal a:focus-visible {
  color: var(--cobre-claro);
}

.nav-principal a[aria-current="page"] {
  color: var(--cobre-claro);
  border-bottom-color: var(--cobre-claro);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: 16px;
}

.nav-toggle {
  display: inline-flex;
  background: none;
  border: 1px solid var(--gris-plano);
  color: var(--blanco-calido);
  padding: 8px 10px;
  font-family: var(--font-mono);
  font-size: 12px;
}

@media (min-width: 900px) {
  .nav-toggle {
    display: none;
  }
}

.nav-mobile {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 8px var(--gutter) 20px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 15px;
  border-top: 1px solid rgba(147, 168, 189, 0.2);
}

.nav-mobile.is-open {
  display: flex;
}

@media (min-width: 900px) {
  .nav-mobile {
    display: none !important;
  }
}

.nav-mobile a {
  padding: 10px 0;
  color: var(--blanco-calido);
}

.nav-mobile a[aria-current="page"] {
  color: var(--cobre-claro);
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.02em;
  padding: 14px 24px;
  border-radius: var(--radius);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background-color 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.btn--solido {
  background: var(--cobre);
  color: var(--azul-profundo);
}

.btn--solido:hover,
.btn--solido:focus-visible {
  background: var(--cobre-claro);
}

.btn--outline {
  border-color: var(--cobre);
  color: var(--blanco-calido);
  background: transparent;
}

.btn--outline:hover,
.btn--outline:focus-visible {
  background: rgba(217, 142, 74, 0.12);
  border-color: var(--cobre-claro);
}

.cta-grupo {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 32px;
}

/* ---------- hero ---------- */
.hero {
  padding: 96px 0 72px;
}

@media (min-width: 720px) {
  .hero {
    padding: 140px 0 96px;
  }
}

.hero h1 {
  max-width: 16ch;
}

.hero .subtexto {
  max-width: 56ch;
  font-size: 18px;
  color: var(--blanco-calido);
  opacity: 0.92;
  margin-top: 20px;
}

.hero-corto {
  padding: 72px 0 56px;
}

.hero-corto .subtexto {
  max-width: 60ch;
  margin-top: 16px;
  opacity: 0.9;
}

/* ---------- metrics panel ---------- */
.metricas {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(147, 168, 189, 0.25);
  margin-top: 56px;
  border: 1px solid rgba(147, 168, 189, 0.25);
}

@media (min-width: 640px) {
  .metricas {
    grid-template-columns: repeat(3, 1fr);
  }
}

.metrica {
  background: var(--azul-profundo);
  padding: 20px 24px;
}

.metrica-valor {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 22px;
  color: var(--cobre-claro);
  display: block;
}

.metrica-label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gris-plano);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  display: block;
  margin-top: 6px;
}

/* ---------- grids ---------- */
.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 720px) {
  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
  align-items: center;
}

@media (min-width: 860px) {
  .grid-2 {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

/* ---------- service card ---------- */
.card {
  border: 1px solid rgba(147, 168, 189, 0.25);
  padding: 32px 28px;
  background: rgba(244, 247, 250, 0.02);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.card-numero {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--cobre);
  margin-bottom: 16px;
}

.card h3 {
  margin-bottom: 12px;
}

.card p {
  color: var(--gris-plano);
}

.card .tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
  padding-top: 20px;
}

.tag {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.03em;
  color: var(--gris-plano);
  border: 1px solid rgba(147, 168, 189, 0.35);
  padding: 5px 10px;
  border-radius: var(--radius);
}

/* ---------- proceso summary / timeline ---------- */
.timeline {
  position: relative;
  border-left: 1px solid rgba(147, 168, 189, 0.3);
  margin-left: 8px;
  padding-left: 36px;
  display: flex;
  flex-direction: column;
  gap: 56px;
}

.timeline-item {
  position: relative;
}

.timeline-item::before {
  content: "";
  position: absolute;
  left: -41px;
  top: 4px;
  width: 9px;
  height: 9px;
  background: var(--cobre);
  border-radius: 50%;
}

.timeline-fase {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13px;
  color: var(--cobre-claro);
  margin-bottom: 10px;
  letter-spacing: 0.03em;
}

.timeline-item h3 {
  margin-bottom: 10px;
}

.timeline-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gris-plano);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.timeline-meta strong {
  color: var(--blanco-calido);
  display: block;
  font-size: 13px;
  text-transform: none;
  margin-top: 4px;
}

.proceso-resumen {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 720px) {
  .proceso-resumen {
    grid-template-columns: repeat(4, 1fr);
  }
}

.proceso-resumen-item {
  border-top: 2px solid var(--cobre);
  padding-top: 14px;
}

.proceso-resumen-item .num {
  font-family: var(--font-mono);
  color: var(--gris-plano);
  font-size: 13px;
}

/* ---------- founder ---------- */
.fundador-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  margin-top: 28px;
  padding-top: 28px;
  border-top: 1px solid rgba(147, 168, 189, 0.25);
}

.fundador-stat {
  font-family: var(--font-mono);
}

.fundador-stat strong {
  display: block;
  font-size: 20px;
  color: var(--cobre-claro);
}

.fundador-stat span {
  font-size: 12px;
  color: var(--gris-plano);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.placeholder-diagonal {
  aspect-ratio: 4 / 5;
  width: 100%;
  background-color: var(--azul-profundo);
  background-image: repeating-linear-gradient(
    45deg,
    rgba(147, 168, 189, 0.18) 0,
    rgba(147, 168, 189, 0.18) 1px,
    transparent 1px,
    transparent 14px
  );
  border: 1px solid rgba(147, 168, 189, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 24px;
}

.placeholder-diagonal span {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gris-plano);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ---------- case cards ---------- */
.caso-card {
  background: var(--blanco-calido);
  color: var(--azul-profundo);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  border-radius: var(--radius);
}

.caso-numero {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 44px;
  color: var(--cobre);
  line-height: 1;
}

.caso-card h3 {
  color: var(--azul-profundo);
}

.caso-card p {
  color: #3a4b5c;
  margin-bottom: 0;
}

.caso-fecha {
  font-family: var(--font-mono);
  font-size: 12px;
  color: #5c6f82;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.caso-card--placeholder {
  background: transparent;
  color: var(--blanco-calido);
  border: 1px dashed rgba(147, 168, 189, 0.5);
  align-items: flex-start;
  justify-content: center;
  min-height: 220px;
}

.caso-card--placeholder h3 {
  color: var(--blanco-calido);
}

.caso-card--placeholder p {
  color: var(--gris-plano);
}

.caso-card--placeholder .caso-numero {
  color: var(--gris-plano);
}

/* ---------- blog ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
}

@media (min-width: 720px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.post-card {
  border: 1px solid rgba(147, 168, 189, 0.25);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  height: 100%;
}

.post-nota {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--cobre);
  letter-spacing: 0.03em;
}

.post-card h3 {
  color: var(--blanco-calido);
}

.post-card p {
  color: var(--gris-plano);
  margin-bottom: 0;
}

.post-meta {
  margin-top: auto;
  padding-top: 16px;
  display: flex;
  gap: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gris-plano);
}

/* ---------- post individual ---------- */
.post-header {
  padding: 64px 0 40px;
  border-bottom: 1px solid rgba(147, 168, 189, 0.25);
}

.post-header .post-meta {
  padding-top: 0;
  margin-top: 20px;
}

.post-body {
  padding: 48px 0;
  max-width: 68ch;
}

.post-body h2 {
  margin-top: 2.2em;
  margin-bottom: 0.6em;
}

.post-body h3 {
  margin-top: 1.8em;
  margin-bottom: 0.5em;
}

.post-body p,
.post-body li {
  color: var(--blanco-calido);
  opacity: 0.94;
}

.post-body ul,
.post-body ol {
  margin: 0 0 1.2em;
  padding-left: 1.4em;
  list-style: initial;
}

.post-body ol {
  list-style: decimal;
}

.post-body a {
  color: var(--cobre-claro);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.post-body code {
  font-family: var(--font-mono);
  font-size: 0.9em;
  background: rgba(147, 168, 189, 0.15);
  padding: 2px 6px;
  border-radius: 2px;
}

.post-body blockquote {
  margin: 1.6em 0;
  padding-left: 20px;
  border-left: 2px solid var(--cobre);
  color: var(--gris-plano);
}

.sobre-autor {
  margin-top: 56px;
  padding: 28px;
  border: 1px solid rgba(147, 168, 189, 0.25);
  display: flex;
  flex-direction: column;
  gap: 16px;
}

@media (min-width: 640px) {
  .sobre-autor {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.sobre-autor p {
  margin-bottom: 0;
  color: var(--gris-plano);
  max-width: 52ch;
}

/* ---------- contacto / form ---------- */
.contacto-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 860px) {
  .contacto-grid {
    grid-template-columns: 1fr 1.2fr;
  }
}

.contacto-info dl {
  margin: 24px 0 0;
}

.contacto-info dt {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gris-plano);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-top: 20px;
}

.contacto-info dd {
  margin: 6px 0 0;
  font-size: 17px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 560px) {
  .form-grid--2 {
    grid-template-columns: 1fr 1fr;
  }
}

.campo {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.campo label {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gris-plano);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.campo input,
.campo select,
.campo textarea {
  background: var(--azul-profundo);
  border: 1px solid rgba(147, 168, 189, 0.35);
  color: var(--blanco-calido);
  font-family: var(--font-sans);
  font-size: 16px;
  padding: 12px 14px;
  border-radius: var(--radius);
}

.campo textarea {
  resize: vertical;
  min-height: 120px;
}

.campo input:focus-visible,
.campo select:focus-visible,
.campo textarea:focus-visible {
  outline: var(--focus-ring);
  outline-offset: 1px;
}

.honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-status {
  margin-top: 20px;
  padding: 16px 18px;
  border: 1px solid var(--cobre);
  font-family: var(--font-mono);
  font-size: 14px;
  display: none;
}

.form-status.is-visible {
  display: block;
}

.form-status.is-error {
  border-color: #c85c3f;
}

/* ---------- CTA final ---------- */
.cta-final {
  text-align: left;
}

.cta-final h2 {
  max-width: 20ch;
}

.cta-final .subtexto {
  max-width: 52ch;
  margin-top: 16px;
  opacity: 0.92;
}

/* ---------- footer ---------- */
.site-footer {
  background: var(--azul-profundo);
  border-top: 1px solid rgba(147, 168, 189, 0.2);
  padding: 40px 0;
}

.site-footer .wrap {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.footer-copy {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 14px;
  color: var(--gris-plano);
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 20px;
  font-family: var(--font-mono);
  font-size: 13px;
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--cobre-claro);
}

/* ---------- utility ---------- */
.text-gris {
  color: var(--gris-plano);
}

.mt-0 {
  margin-top: 0;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--cobre);
  color: var(--azul-profundo);
  padding: 12px 18px;
  font-family: var(--font-mono);
  font-weight: 700;
  z-index: 1000;
}

.skip-link:focus {
  left: var(--gutter);
  top: 16px;
}