/* src/css/layout.css */

/* ── Contenedor ──────────────────────────── */

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-6);
}

@media (min-width: 768px) {
  .container { padding-inline: var(--space-12); }
}

@media (min-width: 1200px) {
  .container { padding-inline: var(--space-16); }
}

/* ── Secciones ───────────────────────────── */

.section {
  padding-block: var(--section-padding);
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-text-primary);
}

.section-light {
  background-color: var(--color-white);
}

.section-neutral {
  background-color: var(--color-bg-neutral);
}

.section-clientes {
  background-color: #051f23;
}

/* Cabecera de sección */
.section-header {
  margin-bottom: var(--space-16);
}

.section-header .badge {
  margin-bottom: var(--space-4);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  font-size: var(--text-lg);
  max-width: 52ch;
}

/* ── Grids ───────────────────────────────── */

/* Grid genérico de 2 columnas */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: 1fr 1fr; }
}

/* Grid 60/40 para Las Dos Líneas */
.grid-60-40 {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

@media (min-width: 768px) {
  .grid-60-40 { grid-template-columns: 3fr 2fr; }
}

/* §4 Las Dos Líneas — tarjetas editoriales */

/* Solar — protagonista con imagen de fondo */
.linea-solar {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-12);
}

.linea-solar__bg {
  position: absolute;
  inset: 0;
  background-color: #0A3A40; /* placeholder — se reemplaza con <img> en Fase 2 */
  z-index: 0;
}

.linea-solar__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(7, 46, 51, 0.97) 0%,
    rgba(7, 46, 51, 0.60) 55%,
    rgba(7, 46, 51, 0.20) 100%
  );
}

.linea-solar__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* Home — secundaria, tipografía reducida */
.linea-home {
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border-light);
  background: var(--color-white);
  padding: var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 1rem;
}

/* §5 Soluciones — feature list editorial */

.sol-list {
  border-top: 1px solid var(--color-border-light);
}

.sol-item {
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: 0 var(--space-6);
  align-items: start;
  padding-block: var(--space-8);
  border-bottom: 1px solid var(--color-border-light);
  text-decoration: none;
  color: inherit;
}

.sol-item:last-child {
  border-bottom: none;
}

@media (min-width: 640px) {
  .sol-item {
    grid-template-columns: 4.5rem 1fr 2rem;
    gap: 0 var(--space-8);
    align-items: center;
  }
}

.sol-num {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 3.5vw, 3rem);
  color: rgba(242, 168, 0, 0.40);
  line-height: 1;
  letter-spacing: -0.04em;
  padding-top: 0.15rem;
}

.sol-body {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sol-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-2xl);
  color: var(--color-text-dark);
  line-height: 1.1;
  transition: color var(--duration-fast);
}

.sol-item:hover .sol-title {
  color: var(--color-teal);
}

.sol-desc {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text-muted-dk);
  line-height: 1.65;
  max-width: 52ch;
}

.sol-arrow {
  display: none;
  font-size: var(--text-xl);
  color: var(--color-text-muted-dk);
  justify-self: end;
  transition:
    transform var(--duration-fast) var(--ease-out-expo),
    color var(--duration-fast);
}

@media (min-width: 640px) {
  .sol-arrow { display: block; }
}

.sol-item:hover .sol-arrow {
  transform: translateX(5px);
  color: var(--color-teal);
}

/* Secundarias */
.sol-list-secondary {
  display: grid;
  grid-template-columns: 1fr;
  border-top: 1px solid var(--color-border-light);
}

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

.sol-sec-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-8) var(--space-4);
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid var(--color-border-light);
}

@media (min-width: 640px) {
  .sol-sec-item {
    padding: var(--space-8) var(--space-6);
    border-right: 1px solid var(--color-border-light);
    border-bottom: none;
  }
  .sol-sec-item:last-child {
    border-right: none;
  }
}

.sol-num-sm {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  color: rgba(242, 168, 0, 0.40);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: var(--space-1);
}

.sol-sec-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-text-dark);
  line-height: 1.2;
  margin: 0;
  transition: color var(--duration-fast);
}

.sol-sec-item:hover .sol-sec-title {
  color: var(--color-teal);
}

.sol-sec-desc {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: var(--color-text-muted-dk);
  line-height: 1.65;
  flex: 1;
}

.sol-arrow-sm {
  font-size: var(--text-sm);
  color: var(--color-text-muted-dk);
  margin-top: var(--space-3);
  transition:
    transform var(--duration-fast) var(--ease-out-expo),
    color var(--duration-fast);
}

.sol-sec-item:hover .sol-arrow-sm {
  transform: translateX(3px);
  color: var(--color-teal);
}

/* Grid de proyectos — asimétrico */
.grid-projects {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--grid-gap);
}

@media (min-width: 768px) {
  .grid-projects {
    grid-template-columns: 2fr 1fr 1fr;
  }
  .grid-projects .project-card:first-child {
    grid-row: 1 / 3;
  }
}

.project-card {
  transition:
    box-shadow var(--duration-base) var(--ease-out-expo),
    transform var(--duration-base) var(--ease-out-expo),
    border-color var(--duration-base) var(--ease-out-expo);
}

.project-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 32px rgba(7, 46, 51, 0.12);
  border-color: var(--color-yellow);
}

/* ── Hero split (otras páginas) ─────────── */

.hero-split {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100dvh;
}

@media (min-width: 900px) {
  .hero-split {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-split .hero-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: var(--space-20) var(--space-12);
  background-color: var(--color-dark);
  color: var(--color-text-primary);
}

.hero-split .hero-content h1 {
  color: var(--color-text-primary);
}

.hero-split .hero-content p {
  color: var(--color-light-60);
}

.hero-image {
  position: relative;
  overflow: hidden;
  min-height: 400px;
}

.hero-image img,
.hero-image .img-placeholder {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Fade de imagen hacia el color oscuro del hero */
.hero-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to right,
    var(--color-dark) 0%,
    transparent 40%
  );
  pointer-events: none;
}

/* ── Hero full-screen (home) ─────────────── */

.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

/* Fondo placeholder — reemplazar con <img> en Fase 2 */
.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, #0D6E74 0%, #051F23 55%, #020F11 100%);
}

/* Overlay degradado de abajo hacia arriba */
.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(7, 46, 51, 0.95) 0%,
    rgba(7, 46, 51, 0.65) 40%,
    rgba(7, 46, 51, 0.20) 100%
  );
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-12);
  padding-bottom: var(--space-24);
  padding-top: var(--space-32);
}

.hero-headline {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2.75rem, 6vw, 5.5rem);
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  max-width: 14ch;
  margin-top: var(--space-6);
  margin-bottom: var(--space-6);
}

.hero-sub {
  font-size: var(--text-lg);
  color: var(--color-light-65);
  max-width: 48ch;
  margin-bottom: var(--space-8);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
}

.hero-link {
  color: var(--color-light-60);
}

@media (min-width: 640px) {
  .hero-actions {
    flex-direction: row;
    align-items: center;
  }
}

@media (max-width: 639px) {
  .hero-content {
    padding-inline: var(--space-6);
    padding-bottom: var(--space-16);
  }
}

/* ── Proceso de trabajo — pasos visibles ── */

.process-steps {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 0;
  column-gap: 0;
  margin-top: var(--space-12);
}

@media (min-width: 640px) {
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
    column-gap: var(--space-10);
  }
}

@media (min-width: 1024px) {
  .process-steps {
    grid-template-columns: repeat(5, 1fr);
    column-gap: var(--space-8);
  }
}

.process-step {
  padding-top: var(--space-8);
  padding-bottom: var(--space-8);
  border-top: 1px solid var(--color-border-dark);
}

.process-step__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(3.5rem, 5vw, 6rem);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--color-teal);
  opacity: 0.3;
  margin-bottom: var(--space-6);
}

.process-step__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--space-3);
}

.process-step__desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ── Divisores ───────────────────────────── */

.divider {
  height: 1px;
  background: var(--color-border-light);
  margin-block: var(--space-12);
}

.divider-dark {
  background: var(--color-border-dark);
}

/* ── Section header centrado en mobile ───── */

@media (max-width: 640px) {
  .section-header { text-align: center; }
}

/* ── Scroll horizontal de cards (mobile) ── */

.scroll-cards {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
  padding-inline: var(--space-4);
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.scroll-cards > * {
  flex: 0 0 82vw;
  scroll-snap-align: start;
  max-width: 360px;
}