/* ============================================================
   ÁDRIKA — Hoja de estilos principal
   Paleta: azul petróleo (confianza, datos) + ámbar (energía)
   ============================================================ */

:root {
  --azul-oscuro: #0f2e3d;
  --azul: #14556e;
  --azul-claro: #e8f1f5;
  --ambar: #e8a13c;
  --ambar-oscuro: #c9821d;
  --gris-texto: #3d4a52;
  --gris-suave: #f5f7f8;
  --blanco: #ffffff;
  --radio: 12px;
  --sombra: 0 4px 24px rgba(15, 46, 61, 0.10);
  --transicion: all 0.25s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
  color: var(--gris-texto);
  line-height: 1.65;
  background: var(--blanco);
  font-size: 17px;
}

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

.contenedor {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Cabecera ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--blanco);
  box-shadow: 0 2px 12px rgba(15, 46, 61, 0.08);
}

.barra-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.logo {
  display: flex;
  flex-direction: column;
  gap: 4px;
  text-decoration: none;
}

.logo img { height: 40px; width: auto; }

.logo-lema {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--azul);
  letter-spacing: 0.6px;
}

.logo-pie img { height: 34px; width: auto; margin-bottom: 14px; }

nav ul {
  display: flex;
  gap: 6px;
  list-style: none;
  align-items: center;
}

nav a {
  text-decoration: none;
  color: var(--azul-oscuro);
  font-weight: 600;
  font-size: 0.92rem;
  padding: 9px 12px;
  border-radius: 8px;
  transition: var(--transicion);
  white-space: nowrap;
}

nav a:hover { background: var(--azul-claro); }

nav a.activo {
  background: var(--azul-oscuro);
  color: var(--blanco);
}

nav a.nav-cta {
  background: var(--ambar);
  color: var(--azul-oscuro);
}

nav a.nav-cta:hover { background: var(--ambar-oscuro); color: var(--blanco); }

.menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.7rem;
  color: var(--azul-oscuro);
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  background:
    linear-gradient(135deg, rgba(15, 46, 61, 0.80) 0%, rgba(20, 85, 110, 0.72) 100%),
    url("Fondo.jpg") center / cover no-repeat;
  color: var(--blanco);
  padding: 90px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -80px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: rgba(232, 161, 60, 0.12);
}

.hero::before {
  content: "";
  position: absolute;
  right: 60px;
  bottom: -140px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
}

.hero .contenedor { position: relative; z-index: 1; }

.hero-etiqueta {
  display: inline-block;
  background: rgba(232, 161, 60, 0.18);
  color: var(--ambar);
  border: 1px solid rgba(232, 161, 60, 0.45);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  margin-bottom: 22px;
}

.hero h1 {
  font-size: clamp(2rem, 4.5vw, 3.1rem);
  line-height: 1.18;
  font-weight: 800;
  max-width: 780px;
  margin-bottom: 20px;
}

.hero h1 em {
  font-style: normal;
  color: var(--ambar);
}

.hero p {
  font-size: 1.15rem;
  max-width: 640px;
  color: rgba(255, 255, 255, 0.88);
  margin-bottom: 34px;
}

.hero-cita {
  margin-top: 46px;
  padding-left: 18px;
  border-left: 3px solid var(--ambar);
  font-style: italic;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.98rem;
  max-width: 560px;
}

.hero-cita span { display: block; font-style: normal; font-weight: 600; margin-top: 6px; color: var(--ambar); }

/* Hero interior (páginas de servicio) */
.hero-interior { padding: 64px 0 70px; }
.hero-interior h1 { font-size: clamp(1.8rem, 3.8vw, 2.6rem); }

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

.btn {
  display: inline-block;
  padding: 14px 30px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  font-size: 1rem;
  transition: var(--transicion);
}

.btn-primario {
  background: var(--ambar);
  color: var(--azul-oscuro);
}

.btn-primario:hover {
  background: var(--ambar-oscuro);
  color: var(--blanco);
  transform: translateY(-2px);
}

.btn-secundario {
  background: transparent;
  color: var(--blanco);
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secundario:hover { border-color: var(--blanco); background: rgba(255,255,255,0.08); }

.btn-oscuro {
  background: var(--azul-oscuro);
  color: var(--blanco);
}

.btn-oscuro:hover { background: var(--azul); transform: translateY(-2px); }

/* ---------- Secciones ---------- */
section { padding: 76px 0; }

.seccion-gris { background: var(--gris-suave); }
.seccion-azul-claro { background: var(--azul-claro); }

.encabezado-seccion {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 52px;
}

.encabezado-seccion .kicker {
  color: var(--ambar-oscuro);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 2px;
  font-size: 0.82rem;
  display: block;
  margin-bottom: 10px;
}

h2 {
  color: var(--azul-oscuro);
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.25;
  margin-bottom: 14px;
}

h3 { color: var(--azul-oscuro); font-size: 1.25rem; margin-bottom: 10px; }

/* ---------- Tarjetas ---------- */
.rejilla-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.rejilla-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.rejilla-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.tarjeta {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 34px 28px;
  box-shadow: var(--sombra);
  transition: var(--transicion);
  display: flex;
  flex-direction: column;
}

.tarjeta:hover { transform: translateY(-6px); }

.tarjeta-icono {
  width: 54px;
  height: 54px;
  border-radius: 12px;
  background: var(--azul-claro);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
}

.tarjeta p { font-size: 0.97rem; flex-grow: 1; }

.tarjeta .enlace {
  margin-top: 18px;
  color: var(--azul);
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
}

.tarjeta .enlace:hover { color: var(--ambar-oscuro); }

/* ---------- Lista de beneficios ---------- */
.lista-check { list-style: none; }

.lista-check li {
  padding: 10px 0 10px 36px;
  position: relative;
}

.lista-check li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 9px;
  width: 24px;
  height: 24px;
  background: var(--ambar);
  color: var(--azul-oscuro);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
}

/* ---------- Pasos numerados ---------- */
.pasos { counter-reset: paso; display: grid; gap: 18px; }

.paso {
  display: flex;
  gap: 18px;
  align-items: flex-start;
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 22px 24px;
  box-shadow: var(--sombra);
}

.paso-num {
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--azul-oscuro);
  color: var(--ambar);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.1rem;
}

.paso h3 { font-size: 1.05rem; margin-bottom: 4px; }
.paso p { font-size: 0.95rem; }

/* ---------- Cifras / destacados ---------- */
.cifras {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  text-align: center;
}

.cifra .numero {
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--azul-oscuro);
}

.cifra .numero span { color: var(--ambar-oscuro); }

.cifra .etiqueta { font-size: 0.95rem; }

/* ---------- Bloque CTA ---------- */
.cta-final {
  background: linear-gradient(135deg, var(--azul-oscuro), var(--azul));
  border-radius: 18px;
  color: var(--blanco);
  padding: 56px 48px;
  text-align: center;
}

.cta-final h2 { color: var(--blanco); }

.cta-final p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 560px;
  margin: 0 auto 30px;
}

/* ---------- Franja de sectores ---------- */
.franja-sector {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.pastilla {
  background: var(--blanco);
  border: 1.5px solid var(--azul-claro);
  border-radius: 100px;
  padding: 10px 22px;
  font-weight: 600;
  color: var(--azul-oscuro);
  font-size: 0.92rem;
  box-shadow: var(--sombra);
}

/* ---------- Dos columnas texto/visual ---------- */
.dos-columnas {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.panel-visual {
  background: var(--azul-oscuro);
  border-radius: 18px;
  padding: 30px;
  color: var(--blanco);
  box-shadow: var(--sombra);
}

.panel-visual .panel-titulo {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--ambar);
  margin-bottom: 18px;
  font-weight: 700;
}

.kpi-fila {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 0.95rem;
}

.kpi-fila:last-child { border-bottom: none; }

.kpi-valor { font-weight: 800; font-size: 1.05rem; }

.tendencia-sube { color: #7ddf9a; }
.tendencia-baja { color: #f28b82; }

.mini-barras {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 90px;
  margin-top: 20px;
}

.mini-barras div {
  flex: 1;
  background: rgba(232, 161, 60, 0.75);
  border-radius: 4px 4px 0 0;
}

/* ---------- Formulario de contacto ---------- */
.formulario {
  background: var(--blanco);
  border-radius: var(--radio);
  padding: 38px;
  box-shadow: var(--sombra);
}

.campo { margin-bottom: 20px; }

.campo label {
  display: block;
  font-weight: 700;
  color: var(--azul-oscuro);
  margin-bottom: 7px;
  font-size: 0.93rem;
}

.campo input,
.campo textarea,
.campo select {
  width: 100%;
  padding: 13px 15px;
  border: 1.5px solid #d5dee3;
  border-radius: 9px;
  font-size: 1rem;
  font-family: inherit;
  color: var(--gris-texto);
  transition: var(--transicion);
}

.campo input:focus,
.campo textarea:focus,
.campo select:focus {
  outline: none;
  border-color: var(--azul);
  box-shadow: 0 0 0 3px rgba(20, 85, 110, 0.12);
}

.formulario button {
  width: 100%;
  padding: 15px;
  background: var(--ambar);
  color: var(--azul-oscuro);
  border: none;
  border-radius: 10px;
  font-size: 1.05rem;
  font-weight: 800;
  cursor: pointer;
  transition: var(--transicion);
}

.formulario button:hover { background: var(--ambar-oscuro); color: var(--blanco); }

.dato-contacto {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 26px;
}

.dato-icono {
  width: 46px;
  height: 46px;
  flex-shrink: 0;
  background: var(--azul-claro);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.dato-contacto strong { color: var(--azul-oscuro); display: block; }

.dato-contacto a { color: var(--azul); text-decoration: none; font-weight: 600; }
.dato-contacto a:hover { text-decoration: underline; }

/* ---------- Pie ---------- */
footer {
  background: var(--azul-oscuro);
  color: rgba(255, 255, 255, 0.82);
  padding: 56px 0 24px;
  font-size: 0.94rem;
}

.pie-rejilla {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 44px;
  margin-bottom: 40px;
}

footer h4 {
  color: var(--blanco);
  font-size: 1rem;
  margin-bottom: 16px;
  letter-spacing: 0.5px;
}

footer ul { list-style: none; }

footer li { margin-bottom: 9px; }

footer a { color: rgba(255, 255, 255, 0.82); text-decoration: none; }

footer a:hover { color: var(--ambar); }

.pie-legal {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 22px;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.55);
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
  .menu-btn { display: block; }

  nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--blanco);
    box-shadow: 0 12px 20px rgba(15, 46, 61, 0.12);
    display: none;
  }

  nav.abierto { display: block; }

  nav ul { flex-direction: column; align-items: stretch; padding: 12px; gap: 4px; }

  nav a { display: block; }
}

@media (max-width: 900px) {
  .rejilla-3, .rejilla-4 { grid-template-columns: 1fr 1fr; }
  .dos-columnas { grid-template-columns: 1fr; gap: 36px; }
  .pie-rejilla { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .rejilla-3, .rejilla-4, .rejilla-2, .cifras { grid-template-columns: 1fr; }

  .pie-rejilla { grid-template-columns: 1fr; }

  .hero { padding: 60px 0 70px; }

  section { padding: 56px 0; }

  .cta-final { padding: 40px 24px; }
}