/* =====================
   SCROLL SUAVE
===================== */
html {
    scroll-behavior: smooth;
}

.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* =====================
   VARIABLES Y RESETS
===================== */

:root {
    --azul-oscuro: #0A2C4E;
    --azul-celeste: #1A6BB3;
    --celeste-claro: #F3F7FA;
    --blanco: #fff;
    --max-width: 1200px;
}

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

body {
    font-family: 'Montserrat', sans-serif;
    line-height: 1.6;
    color: #222;
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
}

.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
}

/* =====================
   BOTÓN BASE
===================== */

.btn {
    display: inline-block;
    padding: 10px 24px;
    background: var(--azul-clarito);
    color: var(--azul-oscuro);
    border-radius: 30px;
    font-weight: 600;
    font-size: 16px;
    text-decoration: none;
    transition: 0.3s;
    border: 2px solid var(--azul-oscuro);
    cursor: pointer;
}

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

/* =====================
   HEADER
===================== */

.header {
    width: 100%;
    background: var(--azul-oscuro);
    padding: 12px 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    transition: 0.3s;
    border: none;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--blanco);
}

.logo span {
    color: var(--azul-celeste);
}

.nav {
    display: flex;
    gap: 25px;
}

.nav a {
    color: var(--blanco);
    font-weight: 500;
    font-size: 14px;
    transition: 0.3s;
    white-space: nowrap;
}

.nav a:hover {
    color: var(--azul-celeste);
}


/* =====================
   MENÚ HAMBURGUESA
===================== */

.menu-toggle {
    width: 35px;
    height: 35px;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--azul-celeste);
    border-radius: 8px;
    padding: 5px;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
    z-index: 1001;
}

.menu-toggle:hover {
    background: var(--azul-celeste);
    transform: scale(1.05);
    box-shadow: 0 5px 15px rgba(26, 107, 179, 0.3);
}

.menu-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--blanco);
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    position: relative;
}

.menu-toggle span:nth-child(1) {
    transform: translateY(-4px);
}

.menu-toggle span:nth-child(3) {
    transform: translateY(4px);
}

/* ANIMACIÓN DE LA X */
.menu-toggle.active {
    background: var(--azul-celeste);
    border-color: var(--blanco);
    transform: rotate(180deg);
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(1px) rotate(45deg);
    background: var(--blanco);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0);
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-1px) rotate(-45deg);
    background: var(--blanco);
}

/* =====================
   HERO SECTION
===================== */

.hero {
    margin-top: 60px;
    display: flex;
    width: 100%;
    height: 85vh;
    min-height: 550px;
    overflow: hidden;
    border: none;
}

/* COLUMNA IZQUIERDA - TEXTO */
.hero-text {
    width: 45%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('../images/water-bg.jpg');
    background-size: cover;
    background-position: center 60%;
    background-attachment: fixed;
    overflow: hidden;
}

.hero-text::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(243, 247, 250, 0.55);
    backdrop-filter: blur(1px);
}

/* CONTENEDOR INTERNO DEL TEXTO */
.hero-content {
    position: relative;
    width: 70%;
    text-align: left;
    color: var(--azul-oscuro);
}

/* SUBTÍTULO */
.hero-content h4 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* TÍTULO */
.hero-content h1 {
    font-size: 36px;
    line-height: 1.2;
    font-weight: 800;
    margin-bottom: 15px;
    color: var(--azul-oscuro);
    background: linear-gradient(135deg, var(--azul-oscuro), var(--azul-celeste));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}


/* DIVIDER */
.hero-content .divider {
    width: 100px;
    height: 4px;
    background: linear-gradient(90deg, var(--azul-celeste), var(--azul-oscuro));
    margin: 20px 0;
    border-radius: 2px;
}

/* TEXTO */
.hero-content p {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 25px;
    color: var(--azul-oscuro);
}

/* ===== COLUMNA DERECHA - IMAGEN ===== */
.hero-img {
    width: 55%;
    background: var(--celeste-claro);

    display: flex;
    align-items: center;
    justify-content: center;
}

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

.hero-content .btn {
    background: linear-gradient(135deg, var(--azul-celeste), var(--azul-oscuro));
    color: var(--blanco);
    border: none;
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 30px;
    box-shadow: 0 8px 25px rgba(26, 107, 179, 0.3);
    transition: all 0.3s ease;
}

.hero-content .btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(26, 107, 179, 0.4);
}

/* =====================
   ESTADÍSTICAS COMPACTO
===================== */
.stats {
    padding: 10px 0;
    background: linear-gradient(135deg, #061c32 0%, #3a6896 100%);
    position: relative;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--azul-oscuro);
    background-size: cover;
    opacity: 0.1;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
}

.stat-item {
    text-align: center;
    color: var(--blanco);
    padding: 20px 10px;
}

.stat-number {
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--azul-celeste), var(--blanco));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.9;
}

/* =====================
   SERVICIOS
===================== */

.services {
    padding: 70px 0 120px 0px;
    background: #f8fbfe;
}

.section-title {
    text-align: center;
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 8px;
}

.section-divider {
    width: 80px;
    height: 3px;
    background: var(--azul-celeste);
    margin: 0 auto 40px auto;
    border-radius: 2px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1000px;
    margin: 0 auto;
}

.service-card {
    background: var(--blanco);
    padding: 25px 20px;
    border-radius: 10px;
    text-align: center;
    box-shadow: 0 3px 15px rgba(10, 44, 78, 0.08);
    transition: all 0.3s ease;
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 200px;
    aspect-ratio: 1.5;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--azul-celeste);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(10, 44, 78, 0.12);
    border-color: var(--azul-celeste);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    font-size: 2rem;
    margin-bottom: 15px;
    color: var(--azul-celeste);
    transition: all 0.3s ease;
}

.service-card:hover .service-icon {
    color: var(--azul-oscuro);
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 12px;
    line-height: 1.3;
}

.service-card p {
    font-size: 0.85rem;
    line-height: 1.5;
    color: #666;
    margin: 0;
}

/* =====================
   NOSOTROS
===================== */

.about {
    padding: 80px 0;
    background: linear-gradient(135deg, #0A2C4E 0%, #1A4A7A 100%);
    position: relative;
    overflow: hidden;
}

.about-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background-image: url('../images/water-texture.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0.1;
    z-index: 1;
}

.about-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-text {
    color: var(--blanco);
    text-align: center;
}

.about-text .section-title {
    text-align: center;
    color: var(--celeste-claro);
    margin-bottom: 15px;
    line-height: 1.2;
    font-size: 1.8rem;
}

.about-text .section-divider {
    width: 200px;
    height: 4px;
    background: var(--azul-celeste);
    margin: 0 auto 30px auto;
    border-radius: 2px;
}

.about-text p {
    font-size: 1rem;
    line-height: 1.5;
    margin-bottom: 20px;
    color: var(--blanco);
    opacity: 0.9;
    text-align: justify;
}

.about-text strong {
    color: var(--azul-celeste);
    font-weight: 600;
}

.about-text .btn {
    margin-top: 10px;
    background: var(--azul-oscuro);
    border: 2px solid var(--azul-celeste);
    color: white;
    font-weight: 600;
    padding: 10px 20px;
    font-size: 0.9rem;
}

.about-text .btn:hover {
    background: transparent;
    color: var(--azul-celeste);
}

/* LADO DERECHO - IMAGEN */
.about-visual {
    position: relative;
}

.about-image-main {
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.about-image-main img {
    width: 100%;
    height: 320px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.about-image-main:hover img {
    transform: scale(1.03);
}

/* =====================
   PROCESO DE TRABAJO
===================== */

.process {
    padding: 100px 0 120px 0;
    background: var(--blanco);
    text-align: center;
}

.process-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--azul-celeste);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.process .section-title {
    margin-bottom: 15px;
}

.process-description {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 80px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.process-steps {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    position: relative;
    max-width: 1100px;
    margin: 0 auto;
    gap: 40px;
}

.process-steps::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 90px;
    right: 90px;
    height: 2px;
    background: var(--azul-celeste);
    z-index: 1;
}

.process-steps::after {
    content: '';
    position: absolute;
    top: 40px;
    left: 0px;
    right: calc(100% - 100px);
    height: 2px;
    background: var(--azul-celeste);
    z-index: 1;
}

.step:last-child::after {
    content: '';
    position: absolute;
    top: 40px;
    left: calc(100% - 100px);
    right: 0px;
    height: 2px;
    background: var(--azul-celeste);
    z-index: 1;
}

.step {
    display: flex;
    flex-direction: column;
    align-items: center;
    position: relative;
    z-index: 2;
    flex: 1;
}

.step-circle {
    width: 80px;
    height: 80px;
    background: var(--azul-celeste);
    color: var(--blanco);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 25px;
    border: 4px solid var(--blanco);
    box-shadow: 0 0 0 3px var(--azul-celeste);
    transition: all 0.3s ease;
    position: relative;
    z-index: 3;
}

.step:hover .step-circle {
    background: var(--azul-oscuro);
    transform: scale(1.05);
    box-shadow: 0 0 0 3px var(--azul-oscuro);
}

.step-content {
    text-align: center;
    max-width: 220px;
}

.step-content h3 {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 15px;
}

.step-content p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: #666;
    margin: 0;
}

/* =====================
   ANTES Y DESPUÉS
===================== */

.before-after {
    padding: 100px 0 120px 0;
    background: #f0f8ff;
    text-align: center;
}

.before-after-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--azul-celeste);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.before-after .section-title {
    margin-bottom: 12px;
}

.before-after .section-divider {
    width: 80px;
    height: 3px;
    background: var(--azul-celeste);
    margin: 0 auto 20px auto;
    border-radius: 2px;
}

.before-after-description {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 40px;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.comparison-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

.comparison-item {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.comparison-image {
    overflow: hidden;
    margin-bottom: 15px;
    position: relative;
}

.comparison-image img {
    width: 100%;
    display: block;
    transition: transform 0.4s ease;
}

.comparison-item:hover .comparison-image img {
    transform: scale(1.05);
}

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.7));
    color: white;
    padding: 20px 15px 10px;
    transform: translateY(100%);
    transition: transform 0.4s ease;
    text-align: center;
}

.comparison-item:hover .image-overlay {
    transform: translateY(0);
}

.image-overlay i {
    font-size: 1.5rem;
    margin-bottom: 5px;
    display: block;
}

.image-overlay span {
    font-size: 0.9rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.comparison-label {
    padding: 8px 25px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border: 1.5px solid var(--azul-celeste);
    color: var(--azul-celeste);
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.comparison-label:hover {
    background: var(--azul-celeste);
    color: var(--blanco);
}

/* =====================
   ¿POR QUÉ ELEGIRNOS?
===================== */

.why-choose-us {
    padding: 70px 0;
    background: #f8fbfe;
    position: relative;
    overflow: hidden;
}

.why-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 120%;
    background-image: url('../images/water-bubbles.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    opacity: 0.4;
    z-index: 1;
}

.why-subtitle {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--azul-celeste);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.why-choose-us .section-title {
    color: var(--azul-oscuro);
    margin-bottom: 15px;
    position: relative;
    z-index: 2;
}

.why-choose-us .section-divider {
    width: 80px;
    height: 3px;
    background: var(--azul-celeste);
    margin: 0 auto 40px auto;
    border-radius: 2px;
    position: relative;
    z-index: 2;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    max-width: 1000px;
    margin: 0 auto 50px auto;
    position: relative;
    z-index: 2;
}

.feature-card {
    background: rgba(255, 255, 255, 0.95);
    padding: 25px 20px;
    border-radius: 12px;
    box-shadow: 0 5px 20px rgba(10, 44, 78, 0.1);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.8);
    min-height: 200px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(26, 107, 179, 0.05), transparent);
    transition: left 0.6s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(10, 44, 78, 0.15);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--azul-celeste), var(--azul-oscuro));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 15px auto;
    position: relative;
}

.feature-icon i {
    font-size: 1.3rem;
    color: var(--blanco);
}

.feature-content h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--azul-oscuro);
    margin-bottom: 8px;
    line-height: 1.3;
}

.feature-content p {
    font-size: 0.8rem;
    line-height: 1.4;
    color: #666;
    margin: 0;
}

.feature-number {
    position: absolute;
    top: 12px;
    right: 12px;
    font-size: 2rem;
    font-weight: 900;
    color: rgba(10, 44, 78, 0.08);
    line-height: 1;
    transition: all 0.3s ease;
}

.feature-card:hover .feature-number {
    color: rgba(26, 107, 179, 0.12);
    transform: scale(1.1);
}

.why-cta {
    text-align: center;
    position: relative;
    z-index: 2;
}

.why-cta .btn {
    background: var(--azul-oscuro);
    color: var(--blanco);
    border: 2px solid var(--azul-oscuro);
    padding: 12px 30px;
    font-size: 1rem;
    font-weight: 600;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.why-cta .btn:hover {
    background: transparent;
    color: var(--azul-oscuro);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(10, 44, 78, 0.2);
}

.why-cta .btn i {
    font-size: 1.1rem;
}

/* =====================
   SECCIÓN DE CONTACTO
===================== */

.contact {
  padding: 100px 0;
  background: linear-gradient(135deg, #0A2C4E 0%, #1A4A7A 50%, #0A2C4E 100%);
  position: relative;
  overflow: hidden;
}

/* Burbujas de fondo */
.contact-bubbles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.bubble {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  animation: float 6s ease-in-out infinite;
}

.bubble-1 {
  width: 80px;
  height: 80px;
  top: 10%;
  left: 5%;
  animation-delay: 0s;
}

.bubble-2 {
  width: 120px;
  height: 120px;
  top: 20%;
  right: 8%;
  animation-delay: 1s;
}

.bubble-3 {
  width: 60px;
  height: 60px;
  bottom: 30%;
  left: 10%;
  animation-delay: 2s;
}

.bubble-4 {
  width: 100px;
  height: 100px;
  bottom: 20%;
  right: 15%;
  animation-delay: 3s;
}

.bubble-5 {
  width: 70px;
  height: 70px;
  top: 50%;
  left: 20%;
  animation-delay: 4s;
}

.bubble-6 {
  width: 90px;
  height: 90px;
  bottom: 10%;
  right: 5%;
  animation-delay: 5s;
}

@keyframes float {
  0%, 100% {
    transform: translateY(0) translateX(0);
  }
  25% {
    transform: translateY(-20px) translateX(10px);
  }
  50% {
    transform: translateY(-10px) translateX(20px);
  }
  75% {
    transform: translateY(-15px) translateX(5px);
  }
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* Columna izquierda - Información */
.contact-info {
  color: var(--blanco);
}

.contact-title {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 15px;
  background: linear-gradient(135deg, var(--azul-celeste), #8FC9FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.contact-subtitle {
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 40px;
  color: rgba(255, 255, 255, 0.9);
  line-height: 1.4;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 25px;
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 12px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: all 0.3s ease;
}

.contact-detail-item:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-2px);
  border-color: rgba(255, 255, 255, 0.3);
}

.contact-icon {
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--azul-celeste), var(--azul-oscuro));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-icon i {
  font-size: 1.3rem;
  color: var(--blanco);
}

.contact-text {
  display: flex;
  flex-direction: column;
}

.contact-link {
  color: var(--blanco);
  text-decoration: none;
  transition: all 0.3s ease;
  display: inline-block;
}

.contact-link:hover {
  color: var(--azul-celeste);
  transform: translateX(5px);
}

.contact-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--azul-celeste);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.contact-value {
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--blanco);
}

/* Columna derecha - Formulario */
.contact-form {
  background: rgba(255, 255, 255, 0.95);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
}

.form-title {
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--azul-oscuro);
  margin-bottom: 8px;
  text-align: center;
}

.form-description {
  font-size: 0.95rem;
  color: #666;
  margin-bottom: 30px;
  text-align: center;
  line-height: 1.5;
}

.form-group {
  position: relative;
  margin-bottom: 25px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 15px 20px;
  border: 2px solid #e0e0e0;
  border-radius: 10px;
  font-size: 1rem;
  font-family: 'Montserrat', sans-serif;
  transition: all 0.3s ease;
  background: var(--blanco);
  color: #333;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23666' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 20px center;
  background-size: 16px;
}

.form-group label {
  position: absolute;
  top: 15px;
  left: 20px;
  font-size: 1rem;
  color: #999;
  transition: all 0.3s ease;
  pointer-events: none;
  background: var(--blanco);
  padding: 0 8px;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--azul-celeste);
  outline: none;
  box-shadow: 0 0 0 3px rgba(26, 107, 179, 0.1);
}

.form-group input:focus + label,
.form-group textarea:focus + label,
.form-group select:focus + .select-label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:not(:placeholder-shown) + label,
.form-group select:not([value=""]) + .select-label {
  top: -10px;
  font-size: 0.8rem;
  color: var(--azul-celeste);
  font-weight: 600;
}

.form-group textarea {
  resize: vertical;
  min-height: 100px;
}

.form-btn {
  width: 100%;
  background: linear-gradient(135deg, #25D366, #128C7E);
  color: var(--blanco);
  border: none;
  padding: 16px;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.form-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

.form-btn i {
  font-size: 1.2rem;
}


/* =====================
   FOOTER
===================== */

.footer {
  background: var(--azul-oscuro);
  color: var(--blanco);
  padding: 30px 0 12px;
  position: relative;
}

.footer-content {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 25px;
  margin-bottom: 25px;
}

.footer-brand .logo {
  font-size: 20px;
  margin-bottom: 8px;
}

.footer-description {
  font-size: 0.75rem;
  line-height: 1.4;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 0;
}

.footer-links h4,
.footer-services h4,
.footer-contact h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--blanco);
}

.footer-links ul,
.footer-services ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-links li,
.footer-services li {
  margin-bottom: 6px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.75rem;
  transition: all 0.3s ease;
}

.footer-links a:hover {
  color: var(--azul-celeste);
}

.footer-services li {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.75rem;
}

.footer-contact-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 8px;
  color: rgba(255, 255, 255, 0.8);
  text-decoration: none;
  transition: all 0.3s ease;
  font-size: 0.75rem;
}

.footer-contact-item:hover {
  color: var(--azul-celeste);
}

.footer-contact-item i {
  width: 14px;
  color: var(--azul-celeste);
  font-size: 0.8rem;
}

/* =====================
   FOOTER BOTTOM CON LOGO
===================== */

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
}

.footer-logo .logo-img {
  height: 45px;
  width: auto;
}

.logo-slogan {
  font-size: 0.65rem;
  color: var(--azul-celeste);
  font-weight: 500;
  font-style: italic;
}

.footer-bottom p {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.6);
  margin: 0;
}


/* =====================
   RESPONSIVE
===================== */

@media (max-width: 1024px) {
    .nav {
        gap: 20px;
    }
    
    .nav a {
        font-size: 13px;
    }
    
    .hero-content h1 {
        font-size: 42px;
    }
    
    .hero-content h4 {
        font-size: 20px;
    }

    .services-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 18px;
        max-width: 700px;
    }
    
    .service-card {
        aspect-ratio: 1.4;
        min-height: 190px;
    }

    .about-content {
        gap: 30px;
    }
    
    .about-image-main img {
        height: 280px;
    }

    .process-steps {
        max-width: 900px;
        gap: 30px;
    }
    
    .process-steps::before {
        left: 80px;
        right: 80px;
    }
    
    .process-steps::after {
        right: calc(100% - 90px);
    }
    
    .step:last-child::after {
        left: calc(100% - 90px);
    }

    .comparison-container {
        max-width: 800px;
        gap: 25px;
    }
    
    .comparison-label {
        padding: 7px 22px;
        font-size: 0.85rem;
    }

    .features-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        max-width: 600px;
    }
    
    .feature-card {
        padding: 22px 18px;
        min-height: 180px;
    }
    
    .feature-number {
        font-size: 1.8rem;
    }

    .contact-content {
        gap: 40px;
    }
    
    .contact-title {
        font-size: 2.2rem;
    }
    
    .contact-subtitle {
        font-size: 1.2rem;
    }

    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 25px;
    }
}

@media (max-width: 768px) {
    .header {
        padding: 15px 5%;
    }

    .menu-toggle {
        display: flex;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: linear-gradient(135deg, var(--azul-oscuro) 0%, #1A4A7A 100%);
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 80px 15px 40px;
        gap: 0;
        transition: all 0.5s cubic-bezier(0.77, 0.2, 0.05, 1.0);
        z-index: 999;
        box-shadow: -5px 0 30px rgba(0, 0, 0, 0.3);
        backdrop-filter: blur(10px);
        overflow-y: auto;
    }

    .nav::before {
        content: '';
        position: absolute;
        top: 0;
        left: 0;
        width: 100%;
        height: 100%;
        background-image: url('../images/water-texture.jpg');
        background-size: cover;
        background-position: center;
        opacity: 0.1;
        z-index: -1;
    }

    .nav.active {
        right: 0;
        transform: translateX(0);
    }

    .nav a {
        font-size: 1rem;
        font-weight: 600;
        color: var(--blanco);
        padding: 12px 20px;
        margin: 6px 0;
        width: 100%;
        text-align: center;
        border-radius: 8px;
        transition: all 0.3s ease;
        position: relative;
        overflow: hidden;
        background: rgba(255, 255, 255, 0.05);
        backdrop-filter: blur(10px);
        border: 1px solid rgba(255, 255, 255, 0.1);
        line-height: 1.2;
    }

    .nav a::before {
        content: '';
        position: absolute;
        top: 0;
        left: -100%;
        width: 100%;
        height: 100%;
        background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
        transition: left 0.6s ease;
    }

    .nav a:hover {
        color: var(--azul-celeste);
        background: rgba(255, 255, 255, 0.1);
        transform: translateX(5px);
        box-shadow: 0 3px 10px rgba(0, 0, 0, 0.2);
    }

    .nav a:hover::before {
        left: 100%;
    }

    .nav a:active {
        transform: translateX(3px) scale(0.98);
    }

    .nav.active a {
        animation: navLinkFade 0.6s ease forwards;
        opacity: 0;
        transform: translateX(30px);
    }

    .nav.active a:nth-child(1) { animation-delay: 0.1s; }
    .nav.active a:nth-child(2) { animation-delay: 0.15s; }
    .nav.active a:nth-child(3) { animation-delay: 0.2s; }
    .nav.active a:nth-child(4) { animation-delay: 0.25s; }
    .nav.active a:nth-child(5) { animation-delay: 0.3s; }
    .nav.active a:nth-child(6) { animation-delay: 0.35s; }
    .nav.active a:nth-child(7) { animation-delay: 0.4s; }

    @keyframes navLinkFade {
        from {
            opacity: 0;
            transform: translateX(30px);
        }
        to {
            opacity: 1;
            transform: translateX(0);
        }
    }

    .hero {
        flex-direction: column;
        height: auto;
        min-height: auto;
    }
    
    .hero-text {
        width: 100%;
        height: 60vh;
        min-height: 500px;
        order: 2;
    }
    
    .hero-img {
        width: 100%;
        height: 40vh;
        min-height: 300px;
        order: 1;
        background-position: center 30%;
    }
    
    .hero-content {
        width: 85%;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 36px;
    }
    
    .hero-content h4 {
        font-size: 18px;
    }
    
    .hero-content .divider {
        margin: 20px auto;
    }

    /* SERVICIOS */
    .services {
        padding: 70px 0 90px 0;
    }
    
    .section-title {
        font-size: 1.6rem;
        margin-bottom: 6px;
    }
    
    .section-divider {
        width: 70px;
        margin-bottom: 35px;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
        gap: 15px;
        max-width: 350px;
    }
    
    .service-card {
        aspect-ratio: 1.4;
        min-height: 120px;
        padding: 20px 15px;
        max-width: 300px;
        margin: 0 auto;
    }
    
    .service-icon {
        font-size: 1.6rem;
        margin-bottom: 10px;
    }
    
    .service-card h3 {
        font-size: 0.95rem;
        margin-bottom: 8px;
    }
    
    .service-card p {
        font-size: 0.75rem;
        line-height: 1.4;
    }

    /* NOSOTROS */
    .about {
        padding: 70px 0;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .about-text .section-title {
        font-size: 1.6rem;
    }
    
    .about-text p {
        text-align: left;
        font-size: 0.95rem;
        margin-bottom: 15px;
    }
    
    .about-image-main img {
        height: 220px;
    }
    
    .about-background {
        background-attachment: scroll;
    }

    /*PROCESO*/
    .process {
        padding: 70px 0 90px 0;
    }
    
    .process-steps {
        flex-direction: column;
        gap: 45px;
        max-width: 450px;
    }
    
    .process-steps::before,
    .process-steps::after,
    .step:last-child::after {
        display: none;
    }
    
    .step {
        flex-direction: row;
        align-items: flex-start;
        text-align: left;
        gap: 25px;
        margin-bottom: 10px;
    }
    
    .step-circle {
        margin-bottom: 0;
        width: 70px;
        height: 70px;
        font-size: 1.6rem;
    }
    
    .step-content {
        text-align: left;
        max-width: none;
        flex: 1;
    }
    
    .step-content h3 {
        font-size: 1.1rem;
        margin-bottom: 8px;
    }
    
    .step-content p {
        font-size: 0.85rem;
    }

    /*ANTES-DESPUES*/
    .before-after {
        padding: 70px 0;
    }
    
    .before-after-subtitle {
        font-size: 0.8rem;
        margin-bottom: 6px;
    }
    
    .before-after .section-title {
        font-size: 1.6rem;
        margin-bottom: 10px;
    }
    
    .before-after .section-divider {
        width: 70px;
        margin-bottom: 15px;
    }
    
    .before-after-description {
        font-size: 1rem;
        margin-bottom: 30px;
    }
    
    .comparison-container {
        grid-template-columns: 1fr;
        gap: 25px;
        max-width: 400px;
    }
    
    .comparison-item.active .image-overlay {
        transform: translateY(0);
    }
    
    .comparison-item.active .comparison-image img {
        transform: scale(1.05);
    }
    
    .comparison-label {
        padding: 7px 22px;
        font-size: 0.85rem;
    }
    
    .image-overlay {
        padding: 15px 10px 8px;
    }
    
    .image-overlay i {
        font-size: 1.2rem;
    }
    
    .image-overlay span {
        font-size: 0.8rem;
    }

    /*ELEGIRNOS*/
    .why-choose-us {
        padding: 70px 0;
    }
    
    .why-subtitle {
        font-size: 0.8rem;
    }
    
    .why-choose-us .section-title {
        font-size: 1.6rem;
    }
    
    .why-choose-us .section-divider {
        width: 70px;
        margin-bottom: 35px;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        max-width: 400px;
        margin-bottom: 40px;
    }
    
    .feature-card {
        padding: 20px 15px;
        min-height: 140px;
        text-align: left;
        flex-direction: row;
        align-items: center;
        gap: 15px;
    }
    
    .feature-icon {
        width: 45px;
        height: 45px;
        margin: 0;
        flex-shrink: 0;
    }
    
    .feature-icon i {
        font-size: 1.2rem;
    }
    
    .feature-content {
        flex: 1;
    }
    
    .feature-content h3 {
        font-size: 0.95rem;
        margin-bottom: 5px;
    }
    
    .feature-content p {
        font-size: 0.75rem;
    }
    
    .feature-number {
        font-size: 1.5rem;
        top: 15px;
        right: 15px;
    }
    
    .why-cta .btn {
        padding: 10px 25px;
        font-size: 0.9rem;
    }
    
    .why-background {
        background-attachment: scroll;
    }

    .stats {
        padding: 60px 0;
    }
    
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 15px;
        max-width: 400px;
    }
    
    .stat-item {
        padding: 15px 10px;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .stat-label {
        font-size: 0.75rem;
    }

    .contact {
        padding: 80px 0;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .contact-info {
        text-align: center;
    }
    
    .contact-detail-item {
        justify-content: center;
        text-align: left;
    }
    
    .contact-form {
        padding: 30px;
    }
    
    .bubble {
        display: none;
    }
    
    .bubble-1,
    .bubble-2 {
        display: block;
        width: 60px;
        height: 60px;
    }

    .footer {
        padding: 25px 0 10px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 20px;
        margin-bottom: 20px;
    }
    
    .footer-brand {
        grid-column: 1 / -1;
        text-align: center;
        margin-bottom: 10px;
    }
    
    .footer-links,
    .footer-services {
        text-align: center;
    }
    
    .footer-contact {
        grid-column: 1 / -1;
        text-align: center;
        margin-top: 10px;
    }
    
    .footer-contact-items {
        display: flex;
        justify-content: center;
        gap: 20px;
        flex-wrap: wrap;
    }
    
    .footer-contact-item {
        margin-bottom: 0;
    }
    
    .footer-bottom {
        flex-direction: row;
        text-align: center;
        gap: 8px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 28px;
    }
    
    .hero-content h4 {
        font-size: 16px;
    }
    
    .hero-content p {
        font-size: 16px;
    }
    
    .hero-text {
        height: 50vh;
        min-height: 400px;
    }
    
    .hero-img {
        height: 35vh;
        min-height: 250px;
    }

    .services {
        padding: 60px 0 80px 0;
    }
    
    .services-grid {
        gap: 20px;
        max-width: 320px;
    }
    
    .service-card {
        aspect-ratio: 1.3;
        min-height: 130px;
        padding: 18px 12px;
        max-width: 280px;
    }
    
    .service-icon {
        font-size: 1.4rem;
    }
    
    .service-card h3 {
        font-size: 0.9rem;
    }
    
    .service-card p {
        font-size: 0.7rem;
    }

    .about {
        padding: 60px 0;
    }

    .about-content {
        gap: 35px;
    }
    
    .about-text p {
        font-size: 0.9rem;
        line-height: 1.4;
    }
    
    .about-image-main img {
        height: 200px;
    }

    .process {
        padding: 60px 0 80px 0;
    }
    
    .process-subtitle {
        font-size: 0.8rem;
    }
    
    .process .section-title {
        font-size: 1.6rem;
    }
    
    .process-description {
        font-size: 1rem;
        margin-bottom: 50px;
    }
    
    .process-steps {
        gap: 40px;
        max-width: 350px;
    }
    
    .step {
        gap: 25px;
        margin-bottom: 8px;
    }
    
    .step-circle {
        width: 60px;
        height: 60px;
        font-size: 1.4rem;
    }
    
    .step-content h3 {
        font-size: 1rem;
    }
    
    .step-content p {
        font-size: 0.8rem;
    }

    .before-after {
        padding: 60px 0;
    }
    
    .before-after-subtitle {
        font-size: 0.75rem;
    }
    
    .before-after .section-title {
        font-size: 1.4rem;
    }
    
    .before-after .section-divider {
        width: 60px;
        margin-bottom: 12px;
    }
    
    .before-after-description {
        font-size: 0.9rem;
        margin-bottom: 25px;
    }
    
    .comparison-container {
        gap: 30px;
        max-width: 320px;
    }
    
    .comparison-item.active .image-overlay {
        transform: translateY(0);
    }
    
    .comparison-item.active .comparison-image img {
        transform: scale(1.05);
    }
    
    .comparison-label {
        padding: 6px 20px;
        font-size: 0.8rem;
    }
    
    .image-overlay {
        padding: 12px 8px 6px;
    }
    
    .image-overlay i {
        font-size: 1rem;
    }
    
    .image-overlay span {
        font-size: 0.75rem;
    }

    .why-choose-us {
        padding: 60px 0;
    }
    
    .why-subtitle {
        font-size: 0.75rem;
    }
    
    .why-choose-us .section-title {
        font-size: 1.4rem;
    }
    
    .why-choose-us .section-divider {
        width: 60px;
        margin-bottom: 30px;
    }
    
    .features-grid {
        gap: 18px;
        max-width: 320px;
        margin-bottom: 45px;
    }
    
    .feature-card {
        padding: 22px 18px;
        min-height: 140px;
        margin-bottom: 8px;
    }
    
    .feature-icon {
        width: 40px;
        height: 40px;
    }
    
    .feature-icon i {
        font-size: 1.1rem;
    }
    
    .feature-content h3 {
        font-size: 0.9rem;
    }
    
    .feature-content p {
        font-size: 0.7rem;
    }
    
    .feature-number {
        font-size: 1.3rem;
        top: 12px;
        right: 12px;
    }
    
    .why-cta .btn {
        padding: 8px 20px;
        font-size: 0.85rem;
    }

    .stats {
        padding: 50px 0;
    }

    .stats-grid {
        grid-template-columns: 1fr;
        gap: 12px;
        max-width: 250px;
    }
    
    .stat-number {
        font-size: 1.6rem;
    }

    .contact {
        padding: 60px 0;
    }
    
    .contact-content {
        gap: 40px;
    }
    
    .contact-title {
        font-size: 2rem;
    }
    
    .contact-subtitle {
        font-size: 1.1rem;
        margin-bottom: 30px;
    }
    
    .contact-form {
        padding: 25px 20px;
    }
    
    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 12px 15px;
    }
    
    .form-btn {
        padding: 14px;
        font-size: 1rem;
    }
    
    .contact-detail-item {
        padding: 15px;
        gap: 15px;
    }
    
    .contact-icon {
        width: 40px;
        height: 40px;
    }
    
    .contact-icon i {
        font-size: 1.1rem;
    }

    .footer {
        padding: 20px 0 8px;
    }
    
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 15px;
    }
    
    .footer-brand .logo {
        font-size: 18px;
    }
    
    .footer-logo .logo-img {
        height: 22px;
    }
    
    .footer-links h4,
    .footer-services h4,
    .footer-contact h4 {
        font-size: 0.85rem;
        margin-bottom: 8px;
    }
    
    .footer-links li,
    .footer-services li {
        margin-bottom: 4px;
    }
    
    .footer-contact-items {
        gap: 15px;
    }
    
    .footer-contact-item {
        font-size: 0.7rem;
    }
    
    .footer-bottom p {
        font-size: 0.65rem;
    }
    
    .logo-slogan {
        font-size: 0.6rem;
    }
}