/* ==========================================================================
   MNK Labs — hoja de estilos compartida
   ========================================================================== */

:root {
  /* Superficie */
  --bg: #0b0810;
  --bg-alt: #141020;
  --card: #1a1430;
  --border: #302548;

  /* Texto */
  --text: #f1ecfa;
  --text-dim: #a99bc7;

  /* Marca */
  --accent: #a78bfa;      /* violeta MNK — botones, kickers, links */
  --accent-dim: #6d28d9;
  --coral: #f2856b;       /* coral — subrayados y destaques */
  --lavender: #d8c9ff;

  /* Tipografía */
  --font-display: 'Archivo', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --radius: 14px;
  --max-width: 1080px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

.wrap {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Marca --------------------------------------------------------------- */
.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  text-decoration: none;
  font-family: var(--font-display);
}

/* El logo es arte neón sobre negro: screen funde el negro con el fondo */
.logo-mark {
  width: 36px;
  height: 36px;
  object-fit: contain;
  mix-blend-mode: screen;
  flex-shrink: 0;
}
.logo-mnk {
  font-weight: 900;
  font-style: italic;
  font-size: 1.4rem;
  line-height: 1;
  letter-spacing: -0.01em;
  color: var(--lavender);
}
.logo-labs {
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.3em;
  color: var(--text);
}

/* --- Nav ----------------------------------------------------------------- */
header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(11, 8, 16, 0.88);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}

nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 16px 0;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links li { white-space: nowrap; }

.nav-links a {
  text-decoration: none;
  color: var(--text-dim);
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.15s;
}
.nav-links a:hover { color: var(--text); }

/* --- Tipografía ---------------------------------------------------------- */
h1, h2, h3 { font-family: var(--font-display); }

h1 {
  font-size: clamp(2.3rem, 5.5vw, 3.6rem);
  font-weight: 900;
  line-height: 1.06;
  margin: 0 0 20px;
  letter-spacing: -0.025em;
}

h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.1rem);
  font-weight: 800;
  margin: 0 0 10px;
  letter-spacing: -0.015em;
}

/* Subrayado coral, como en las piezas de marca */
.underline {
  background-image: linear-gradient(var(--coral), var(--coral));
  background-repeat: no-repeat;
  background-size: 100% 3px;
  background-position: 0 92%;
  padding-bottom: 2px;
}

.eyebrow {
  color: var(--accent);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--text-dim);
  margin: 0 0 40px;
  max-width: 660px;
}

.subheading {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text);
  margin: 30px 0 12px;
}

/* --- Botones ------------------------------------------------------------- */
.btn-row { display: flex; gap: 14px; flex-wrap: wrap; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 24px;
  border-radius: 999px;
  text-decoration: none;
  font-size: 0.94rem;
  font-weight: 600;
  transition: transform 0.15s, background 0.15s, border-color 0.15s;
}

.btn-primary { background: var(--accent); color: #1a1030; }
.btn-primary:hover { transform: translateY(-1px); background: #c4b5fd; }

.btn-ghost { border: 1px solid var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent-dim); transform: translateY(-1px); }

.btn-coral { background: var(--coral); color: #2b0f07; }
.btn-coral:hover { transform: translateY(-1px); background: #ff9c81; }

/* --- Secciones ----------------------------------------------------------- */
section { padding: 68px 0; }

/* --- Hero ---------------------------------------------------------------- */
.hero { padding: 88px 0 64px; }

.hero-inner {
  display: flex;
  align-items: center;
  gap: 48px;
}

.hero-text { flex: 1; min-width: 0; }

.hero-logo {
  flex-shrink: 0;
  width: 320px;
  height: 320px;
  object-fit: contain;
  mix-blend-mode: screen;
}

.hero .lead {
  color: var(--text-dim);
  font-size: 1.16rem;
  max-width: 640px;
  margin: 0 0 32px;
}

/* --- Servicios ----------------------------------------------------------- */
.service-group { margin-bottom: 44px; }

.group-label {
  font-family: var(--font-display);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--coral);
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.service {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  transition: border-color 0.2s, transform 0.2s;
}
.service:hover { border-color: var(--accent-dim); transform: translateY(-3px); }

.service h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 10px;
}

.service p {
  color: var(--text-dim);
  font-size: 0.93rem;
  margin: 0;
}

/* --- Producto destacado -------------------------------------------------- */
.product {
  background: linear-gradient(150deg, #1d1338 0%, #150f26 100%);
  border: 1px solid var(--accent-dim);
  border-radius: var(--radius);
  padding: 44px;
}

.product ul {
  color: var(--text-dim);
  padding-left: 0;
  list-style: none;
  margin: 24px 0;
  display: grid;
  gap: 12px;
}

.product li {
  padding-left: 26px;
  position: relative;
  font-size: 0.95rem;
}
.product li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--coral);
  font-weight: 700;
}

/* --- Stack --------------------------------------------------------------- */
.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
}

.tag {
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text-dim);
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.82rem;
}

/* --- Quién está detrás --------------------------------------------------- */
.founder {
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 32px;
}

.founder img {
  flex-shrink: 0;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-dim);
}

.founder .name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.02rem;
  margin-bottom: 2px;
}

.founder .role { color: var(--text-dim); font-size: 0.9rem; }

/* --- Casos --------------------------------------------------------------- */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 22px;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  display: flex;
  flex-direction: column;
  transition: border-color 0.2s, transform 0.2s;
  text-decoration: none;
}
.card:hover { border-color: var(--accent-dim); transform: translateY(-3px); }
.card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

/* Caso destacado: media a la izquierda, contenido a la derecha */
.card-featured { flex-direction: row; gap: 30px; align-items: stretch; }

.featured-media { width: 46%; flex-shrink: 0; }
.featured-media .card-image { margin-bottom: 8px; }

.featured-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.card-image {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  object-position: top;
  border-radius: 10px;
  border: 1px solid var(--border);
  margin-bottom: 18px;
  background: var(--bg-alt);
}

.card-image-caption {
  font-size: 0.72rem;
  color: var(--text-dim);
  font-style: italic;
  margin: -10px 0 14px;
}

.card-kicker {
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 10px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.18rem;
  font-weight: 700;
  color: var(--text);
}

.card p {
  color: var(--text-dim);
  font-size: 0.93rem;
  margin: 0 0 20px;
  flex-grow: 1;
}

.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }

.tags span {
  font-size: 0.73rem;
  color: var(--text-dim);
  background: var(--bg-alt);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 999px;
}

.card-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text);
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: auto;
}
.card:hover .card-cta { color: var(--accent); }

/* --- Contacto ------------------------------------------------------------ */
.contact-card {
  background: linear-gradient(150deg, #1d1338 0%, #150f26 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 52px 40px;
  text-align: center;
}

.contact-card h2 { margin-bottom: 12px; }
.contact-card p { color: var(--text-dim); margin-bottom: 28px; }

footer {
  border-top: 1px solid var(--border);
  padding: 30px 0;
  color: var(--text-dim);
  font-size: 0.85rem;
  text-align: center;
}

/* --- Página de casos ----------------------------------------------------- */
.page-hero { padding: 52px 0 16px; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.88rem;
  margin-bottom: 20px;
}
.back-link:hover { color: var(--accent); }

/* --- Caso de estudio ----------------------------------------------------- */
.case-hero { padding: 44px 0 32px; }

.case-hero h1 { font-size: clamp(2rem, 4.5vw, 2.9rem); margin-bottom: 16px; }

.case-hero .lead {
  color: var(--text-dim);
  font-size: 1.08rem;
  max-width: 690px;
}

.case-image {
  display: block;
  max-width: 100%;
  width: auto;
  max-height: 70vh;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  object-fit: contain;
  background: var(--bg-alt);
  margin: 24px auto 8px;
}

.case-body { max-width: 710px; padding: 32px 0; }

.case-body h2 { font-size: 1.28rem; margin: 42px 0 12px; }
.case-body h2:first-child { margin-top: 0; }

.case-body p { color: var(--text-dim); font-size: 0.99rem; margin: 0 0 16px; }

.case-body ul { color: var(--text-dim); padding-left: 20px; }
.case-body li { margin-bottom: 10px; }

.case-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 32px;
  padding: 20px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  margin: 26px 0;
}
.case-meta div { min-width: 120px; }
.case-meta .label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  color: var(--text-dim);
  margin-bottom: 4px;
}
.case-meta .value { font-weight: 600; color: var(--text); font-size: 0.93rem; }

.pager {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--border);
  padding-top: 24px;
  margin-top: 16px;
  font-size: 0.88rem;
}
.pager a { text-decoration: none; color: var(--text-dim); }
.pager a:hover { color: var(--accent); }

/* --- Responsive ---------------------------------------------------------- */
@media (max-width: 900px) {
  .hero-inner { flex-direction: column-reverse; gap: 24px; }
  .hero-logo { width: 200px; height: 200px; }
}

@media (max-width: 760px) {
  .card-featured { flex-direction: column; gap: 0; }
  .featured-media { width: 100%; }
}

@media (max-width: 640px) {
  nav { flex-wrap: wrap; gap: 12px; }
  .nav-links { gap: 16px; width: 100%; }
  .hero { padding: 56px 0 44px; }
  section { padding: 52px 0; }
  .product { padding: 28px 22px; }
  .contact-card { padding: 34px 22px; }
  .founder { flex-direction: column; text-align: center; gap: 16px; }
  .case-meta { gap: 20px; }
}