/* ============================================
   DEG SRL - LANDING PAGE STYLES
   ============================================ */

/* ============================================
   CSS VARIABLES
   Personaliza estos valores para cambiar colores y tipografía fácilmente
   ============================================ */
:root {
  /* Colores principales (basados en el logo) */
  --color-primary: #2c4251; /* Azul oscuro del logo */
  --color-secondary: #3a5a6b; /* Azul acento */
  --color-accent: #5a8ca7; /* Azul claro para hover */
  --color-bg-light: #e8e4dc; /* Beige/Crema del logo */
  --color-bg-white: #ffffff;
  --color-text-dark: #1a1a1a;
  --color-text-gray: #666666;
  --color-text-light: #999999;
  --color-success: #4caf50;
  --color-error: #f44336;

  /* Tipografía */
  --font-heading: "Montserrat", sans-serif;
  --font-body: "Open Sans", sans-serif;

  /* Tamaños de fuente */
  --font-size-base: 16px;
  --font-size-sm: 14px;
  --font-size-lg: 18px;
  --font-size-xl: 24px;
  --font-size-2xl: 32px;
  --font-size-3xl: 48px;

  /* Espaciado */
  --spacing-xs: 4px;
  --spacing-sm: 16px;
  --spacing-md: 24px;
  --spacing-lg: 32px;
  --spacing-xl: 48px;
  --spacing-2xl: 60px;

  /* Border radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-pill: 30px;

  /* Sombras */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.15);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.2);

  /* Transiciones */
  --transition-fast: 0.2s ease;
  --transition-base: 0.3s ease;
  --transition-slow: 0.5s ease;

  /* Layout */
  --container-width: 1200px;
}

/* ============================================
   RESET & BASE STYLES
   ============================================ */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: var(--font-size-base);
}

body {
  font-family: var(--font-body);
  color: var(--color-text-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-base);
}

ul {
  list-style: none;
}

button {
  border: none;
  background: none;
  cursor: pointer;
  font-family: inherit;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.section-subtitle {
  font-size: var(--font-size-lg);
  color: var(--color-text-gray);
  max-width: 600px;
  margin: 0 auto;
}

.highlight {
  color: var(--color-accent);
  position: relative;
}

/* Animación de fade-in para elementos al hacer scroll */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition:
    opacity 0.6s ease,
    transform 0.6s ease;
}

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

/* ============================================
   BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: 12px 28px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: var(--font-size-base);
  border-radius: var(--radius-pill);
  transition: all var(--transition-base);
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background-color: var(--color-secondary);
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-bg-white);
}

.btn-lg {
  padding: 16px 36px;
  font-size: var(--font-size-lg);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */
.header {
  position: relative;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.98);
  box-shadow: var(--shadow-sm);
  z-index: 1000;
}

.header.scrolled {
  box-shadow: var(--shadow-md);
}

.navbar {
  padding: 2px 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  flex-shrink: 0;
}

.logo-img {
  height: 170px;
  width: auto;
  transition: transform var(--transition-base);
}

.logo-img:hover {
  transform: scale(1.02);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  margin-left: auto;
}

.nav-link {
  font-weight: 700;
  color: var(--color-text-dark);
  position: relative;
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -5px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-accent);
  transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-cta {
  display: flex;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--spacing-xs);
}

.hamburger .bar {
  width: 25px;
  height: 3px;
  background-color: var(--color-primary);
  transition: var(--transition-base);
  border-radius: 2px;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, #d4cfc5 100%);
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(
      circle at 20% 50%,
      rgba(58, 90, 107, 0.1) 0%,
      transparent 50%
    ),
    radial-gradient(
      circle at 80% 80%,
      rgba(44, 66, 81, 0.1) 0%,
      transparent 50%
    );
  pointer-events: none;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    to bottom,
    transparent 0%,
    rgba(0, 0, 0, 0.05) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: var(--spacing-2xl) 0;
}

.hero-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-3xl);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  color: var(--color-text-gray);
  max-width: 700px;
  margin: 0 auto var(--spacing-xl);
  line-height: 1.5;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
}

.hero-scroll a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  box-shadow: var(--shadow-md);
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%,
  20%,
  50%,
  80%,
  100% {
    transform: translateY(0);
  }
  40% {
    transform: translateY(-10px);
  }
  60% {
    transform: translateY(-5px);
  }
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-bg-white);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.service-card {
  background-color: var(--color-bg-white);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  text-align: center;
  border: 1px solid #f0f0f0;
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-accent);
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  border-radius: 50%;
  color: var(--color-bg-white);
  font-size: 36px;
  transition: var(--transition-base);
}

.service-card:hover .service-icon {
  transform: scale(1.1);
}

.service-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.service-label-short {
  display: none;
}

.service-description {
  color: var(--color-text-gray);
  line-height: 1.6;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-bg-light);
}

.about-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.about-text {
  text-align: left;
}

.about-paragraph {
  font-size: var(--font-size-lg);
  color: var(--color-text-gray);
  margin-bottom: var(--spacing-md);
  line-height: 1.8;
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-md);
  margin-top: var(--spacing-xl);
}

.stat {
  text-align: center;
  padding: var(--spacing-md);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: var(--font-size-2xl);
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: var(--spacing-xs);
}

.stat-label {
  font-size: var(--font-size-sm);
  color: var(--color-text-gray);
}

.about-image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-placeholder {
  width: 100%;
  height: 400px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: 64px;
  box-shadow: var(--shadow-md);
}

.image-placeholder p {
  font-size: var(--font-size-base);
  margin-top: var(--spacing-md);
  font-family: var(--font-heading);
}

/* ============================================
   WHY US SECTION
   ============================================ */
.why-us {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-bg-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.feature-card {
  text-align: center;
  padding: var(--spacing-lg);
  background-color: var(--color-bg-light);
  border-radius: var(--radius-lg);
  transition: var(--transition-base);
}

.feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-bg-white);
  border-radius: 50%;
  color: var(--color-accent);
  font-size: 32px;
  box-shadow: var(--shadow-sm);
}

.feature-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.feature-description {
  color: var(--color-text-gray);
  line-height: 1.6;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */
.testimonials {
  padding: var(--spacing-2xl) 0;
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-secondary) 100%
  );
  color: var(--color-bg-white);
}

.testimonials .section-title {
  color: var(--color-bg-white);
}

.testimonials .section-subtitle {
  color: rgba(255, 255, 255, 0.9);
}

.testimonials-slider {
  position: relative;
  max-width: 800px;
  margin: 0 auto var(--spacing-lg);
  min-height: 300px;
}

.testimonial-card {
  background-color: var(--color-bg-white);
  color: var(--color-text-dark);
  border-radius: var(--radius-lg);
  padding: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  display: none;
  opacity: 0;
  transition: opacity var(--transition-slow);
}

.testimonial-card.active {
  display: block;
  opacity: 1;
}

.testimonial-stars {
  color: #ffb800;
  font-size: 20px;
  margin-bottom: var(--spacing-md);
}

.testimonial-text {
  font-size: var(--font-size-lg);
  line-height: 1.8;
  margin-bottom: var(--spacing-lg);
  font-style: italic;
  color: var(--color-text-gray);
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.author-avatar {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-bg-white);
  font-size: 32px;
}

.author-name {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 4px;
}

.author-title {
  font-size: var(--font-size-sm);
  color: var(--color-text-gray);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-md);
}

.slider-btn {
  width: 45px;
  height: 45px;
  border-radius: 50%;
  background-color: var(--color-bg-white);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--transition-base);
  box-shadow: var(--shadow-sm);
}

.slider-btn:hover {
  background-color: var(--color-accent);
  color: var(--color-bg-white);
  transform: scale(1.1);
}

.slider-dots {
  display: flex;
  gap: var(--spacing-xs);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: var(--transition-base);
}

.dot.active {
  background-color: var(--color-bg-white);
  width: 30px;
  border-radius: 6px;
}

/* ============================================
   BEFORE / AFTER SECTION
   ============================================ */
.gallery {
  padding: var(--spacing-2xl) 0;
  background-color: var(--color-bg-white);
}

.comparison-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--spacing-lg);
}

.comparison-card {
  overflow: hidden;
  border-radius: var(--radius-lg);
  background-color: var(--color-bg-white);
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.comparison-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.comparison-media {
  position: relative;
  aspect-ratio: 3 / 4;
  overflow: hidden;
  background-color: var(--color-bg-light);
  user-select: none;
  touch-action: pan-y;
}

.comparison-image,
.comparison-before-layer {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.comparison-image {
  display: block;
  object-fit: cover;
  pointer-events: none;
}

.comparison-before-layer {
  z-index: 2;
  overflow: hidden;
  clip-path: inset(0 calc(100% - var(--position)) 0 0);
}

.comparison-before-layer .comparison-image {
  max-width: none;
}

.comparison-label {
  position: absolute;
  top: var(--spacing-sm);
  z-index: 5;
  padding: 7px 12px;
  border-radius: 999px;
  background: rgba(20, 55, 76, 0.88);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: var(--shadow-sm);
  pointer-events: none;
}

.comparison-label-before { left: var(--spacing-sm); }
.comparison-label-after { right: var(--spacing-sm); }

.comparison-divider {
  position: absolute;
  top: 0;
  bottom: 0;
  left: var(--position);
  z-index: 4;
  width: 3px;
  background-color: #fff;
  box-shadow: 0 0 0 1px rgba(20, 55, 76, 0.2);
  transform: translateX(-50%);
  pointer-events: none;
}

.comparison-handle {
  position: absolute;
  top: 50%;
  left: 50%;
  display: grid;
  width: 44px;
  height: 44px;
  place-items: center;
  border: 3px solid #fff;
  border-radius: 50%;
  background-color: var(--color-accent);
  color: #fff;
  box-shadow: var(--shadow-md);
  transform: translate(-50%, -50%);
}

.comparison-range {
  position: absolute;
  inset: 0;
  z-index: 6;
  width: 100%;
  height: 100%;
  margin: 0;
  cursor: ew-resize;
  opacity: 0;
}

.comparison-media:focus-within .comparison-handle {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

.comparison-title {
  margin: 0;
  padding: var(--spacing-md);
  color: var(--color-primary);
  font-size: var(--font-size-lg);
  line-height: 1.35;
  text-align: center;
}

@media screen and (max-width: 1024px) {
  .comparison-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .comparison-card:last-child {
    grid-column: 1 / -1;
    width: calc(50% - var(--spacing-md) / 2);
    justify-self: center;
  }
}

@media screen and (max-width: 768px) {
  .comparison-grid { grid-template-columns: 1fr; gap: var(--spacing-md); }
  .comparison-card:last-child { grid-column: auto; width: 100%; }
  .comparison-media { aspect-ratio: 4 / 5; }
  .comparison-card:hover { transform: none; }
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
  padding: var(--spacing-md) 0;
  background-color: var(--color-bg-light);
}

.contact-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto;
}

.contact-form {
  background-color: var(--color-bg-white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-md);
}

label {
  display: block;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

input,
select,
textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid #e0e0e0;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  transition: var(--transition-base);
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(90, 140, 167, 0.1);
}

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

.form-message {
  margin-top: var(--spacing-md);
  padding: var(--spacing-md);
  border-radius: var(--radius-md);
  display: none;
}

.form-message.success {
  background-color: #e8f5e9;
  color: var(--color-success);
  border: 1px solid var(--color-success);
  display: block;
}

.form-message.error {
  background-color: #ffebee;
  color: var(--color-error);
  border: 1px solid var(--color-error);
  display: block;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.info-card {
  background-color: var(--color-bg-white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition-base);
}

.info-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.info-icon {
  width: 60px;
  height: 60px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  border-radius: 50%;
  color: var(--color-bg-white);
  font-size: 28px;
}

.info-card h3 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  margin-bottom: var(--spacing-sm);
}

.info-card p {
  color: var(--color-text-gray);
  line-height: 1.6;
}

.info-note {
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
  margin-top: 4px;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  background-color: var(--color-primary);
  background-image: url("../assets/images/DEG SRL.png");
  background-size: 400px;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--color-bg-white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
  position: relative;
}

.footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: var(--color-primary);
  opacity: 0.92;
  pointer-events: none;
  z-index: 0;
}

.footer > .container {
  position: relative;
  z-index: 1;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-logo {
  display: none;
}

.footer-logo-img {
  display: none;
}

.footer-description {
  color: rgba(255, 255, 255, 0.8);
  line-height: 1.6;
  margin-bottom: var(--spacing-md);
}

.social-links {
  display: flex;
  gap: var(--spacing-sm);
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-base);
}

.social-link:hover {
  background-color: var(--color-accent);
  transform: translateY(-3px);
}

.footer-title {
  font-family: var(--font-heading);
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-md);
}

.footer-links li,
.footer-contact li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  display: inline-block;
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-fast);
  line-height: 1.4;
  white-space: normal;
}

.footer-links a:hover {
  color: var(--color-bg-white);
  padding-left: 5px;
}

.footer-contact li {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact i {
  color: var(--color-accent);
  font-size: 18px;
}

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

.footer-bottom p {
  color: rgba(255, 255, 255, 0.8);
}

.footer-legal {
  display: flex;
  gap: var(--spacing-md);
  align-items: center;
}

.footer-legal a {
  color: rgba(255, 255, 255, 0.8);
  transition: var(--transition-fast);
}

.footer-legal a:hover {
  color: var(--color-bg-white);
}

/* ============================================
   BACK TO TOP BUTTON
   ============================================ */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-accent)
  );
  color: var(--color-bg-white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* ============================================
   FLOATING CTA BUTTON
   ============================================ */
.floating-cta {
  position: fixed;
  bottom: 90px;
  right: 30px;
  background: linear-gradient(
    135deg,
    var(--color-primary),
    var(--color-secondary)
  );
  color: var(--color-bg-white);
  padding: 16px 24px;
  border-radius: var(--radius-pill);
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 4px 20px rgba(44, 66, 81, 0.3);
  z-index: 998;
  font-weight: 600;
  font-size: 15px;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-cta:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 25px rgba(44, 66, 81, 0.4);
  background: linear-gradient(
    135deg,
    var(--color-secondary),
    var(--color-accent)
  );
}

.floating-cta i {
  font-size: 18px;
}

.floating-cta span {
  white-space: nowrap;
}

/* ============================================
   FLOATING SOCIAL BUTTONS
   ============================================ */
.floating-social {
  position: fixed;
  right: 30px;
  bottom: 95px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  z-index: 997;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: all var(--transition-base);
}

.floating-social.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.floating-social-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.95);
  color: var(--color-primary);
  border: 1px solid rgba(44, 66, 81, 0.2);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.floating-social-btn:hover {
  transform: translateY(-2px);
  color: var(--color-accent);
  box-shadow: var(--shadow-md);
}

.floating-social-btn i {
  font-size: 20px;
}


/* ============================================
   MÉTODO DEG
   ============================================ */
.deg-method {
  position: relative;
  overflow: hidden;
  align-self: center;
  padding: 2.25rem;
  color: #fff;
  background: linear-gradient(145deg, #17364a 0%, #244f68 58%, #2f718f 100%);
  border-radius: 26px;
  box-shadow: 0 24px 60px rgba(23, 54, 74, 0.28);
  isolation: isolate;
}
.deg-method::before,
.deg-method::after {
  content: "";
  position: absolute;
  border: 1px solid rgba(255,255,255,.13);
  border-radius: 50%;
  z-index: -1;
}
.deg-method::before { width: 270px; height: 270px; top: -145px; right: -90px; }
.deg-method::after { width: 180px; height: 180px; top: -100px; right: -45px; }
.deg-method-glow {
  position: absolute;
  width: 230px;
  height: 230px;
  right: -90px;
  bottom: -105px;
  background: #68b7d9;
  filter: blur(60px);
  opacity: .22;
  z-index: -1;
}
.deg-method-kicker,
.work-showcase-kicker {
  display: inline-block;
  color: #86d1ef;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .16em;
}
.deg-method-header h3 {
  margin: .4rem 0 .35rem;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1;
  color: #fff;
}
.deg-method-header h3 strong { color: #86d1ef; }
.deg-method-header > p { margin: 0; color: rgba(255,255,255,.72); }
.deg-method-steps {
  position: relative;
  display: grid;
  gap: .95rem;
  margin: 1.7rem 0;
  padding: 0;
  list-style: none;
}
.deg-method-steps::before {
  content: "";
  position: absolute;
  left: 22px;
  top: 26px;
  bottom: 26px;
  width: 1px;
  background: linear-gradient(#86d1ef, rgba(134,209,239,.08));
}
.deg-method-steps li {
  display: grid;
  grid-template-columns: 45px 1fr;
  gap: 1rem;
  align-items: center;
}
.deg-method-number {
  position: relative;
  display: grid;
  place-items: center;
  width: 45px;
  height: 45px;
  color: #17364a;
  background: #fff;
  border: 4px solid rgba(134,209,239,.42);
  border-radius: 50%;
  font-size: .7rem;
  font-weight: 900;
  z-index: 1;
  transition: transform .25s ease, background .25s ease;
}
.deg-method-steps li:hover .deg-method-number { transform: scale(1.08); background: #86d1ef; }
.deg-method-steps h4 { margin: 0 0 .15rem; color: #fff; font-size: 1rem; }
.deg-method-steps p { margin: 0; color: rgba(255,255,255,.68); font-size: .86rem; line-height: 1.45; }
.deg-method-signature {
  display: flex;
  gap: .75rem;
  align-items: center;
  padding: .9rem 1rem;
  color: #17364a;
  background: #fff;
  border-radius: 14px;
  font-size: .86rem;
  font-weight: 800;
}
.deg-method-signature i { color: #4f9fc2; font-size: 1.1rem; }

/* ============================================
   CARRUSEL DE TRABAJOS
   ============================================ */
.work-showcase { margin-top: clamp(3rem, 7vw, 5.5rem); }
.work-showcase-heading {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  align-items: end;
  margin-bottom: 1.4rem;
}
.work-showcase-kicker { color: #4f9fc2; }
.work-showcase-heading h3 {
  margin: .35rem 0 0;
  color: #17364a;
  font-size: clamp(1.7rem, 3.6vw, 2.65rem);
  line-height: 1.08;
}
.work-carousel-status {
  display: flex;
  align-items: baseline;
  gap: .45rem;
  color: #80909a;
  font-size: .9rem;
  font-weight: 700;
}
#work-current { color: #17364a; font-size: 1.65rem; }
.work-carousel-divider { color: #4f9fc2; }
.work-carousel-shell { position: relative; }
.work-carousel-viewport {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  border-radius: 22px;
  outline: none;
}
.work-carousel-viewport::-webkit-scrollbar { display: none; }
.work-carousel-viewport:focus-visible { box-shadow: 0 0 0 4px rgba(79,159,194,.22); }
.work-carousel-track { display: flex; gap: 1rem; }
.work-slide {
  position: relative;
  flex: 0 0 calc((100% - 2rem) / 3);
  min-width: 0;
  aspect-ratio: 4 / 5;
  overflow: hidden;
  scroll-snap-align: start;
  border-radius: 20px;
  background: #dfe8ec;
  box-shadow: 0 14px 35px rgba(23,54,74,.14);
}
.work-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .55s ease;
}
.work-slide:hover img { transform: scale(1.035); }
.work-slide::after {
  content: "";
  position: absolute;
  inset: 45% 0 0;
  background: linear-gradient(transparent, rgba(7,25,36,.9));
  pointer-events: none;
}
.work-slide figcaption {
  position: absolute;
  left: 1.1rem;
  right: 1.1rem;
  bottom: 1rem;
  display: flex;
  gap: .65rem;
  align-items: center;
  color: #fff;
  font-size: .93rem;
  font-weight: 700;
  z-index: 1;
}
.work-slide figcaption span {
  color: #86d1ef;
  font-size: .7rem;
  letter-spacing: .08em;
}
.work-carousel-btn {
  position: absolute;
  top: 50%;
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  color: #17364a;
  background: rgba(255,255,255,.94);
  border: 0;
  border-radius: 50%;
  box-shadow: 0 10px 28px rgba(23,54,74,.2);
  cursor: pointer;
  transform: translateY(-50%);
  z-index: 3;
  transition: color .2s ease, background .2s ease, transform .2s ease;
}
.work-carousel-btn:hover { color: #fff; background: #4f9fc2; transform: translateY(-50%) scale(1.06); }
.work-carousel-prev { left: -24px; }
.work-carousel-next { right: -24px; }
.work-carousel-progress {
  height: 3px;
  margin-top: 1.35rem;
  overflow: hidden;
  background: #dce5e9;
  border-radius: 99px;
}
.work-carousel-progress span {
  display: block;
  width: calc(100% / 27);
  height: 100%;
  background: linear-gradient(90deg, #4f9fc2, #86d1ef);
  border-radius: inherit;
  transform-origin: left center;
  transition: transform .35s ease;
}

@media (max-width: 900px) {
  .deg-method { padding: 1.8rem; }
  .work-slide { flex-basis: calc((100% - 1rem) / 2); }
  .work-carousel-prev { left: .65rem; }
  .work-carousel-next { right: .65rem; }
}
@media (max-width: 580px) {
  .work-showcase-heading { align-items: center; }
  .work-slide { flex-basis: 86%; aspect-ratio: 4 / 5; }
  .work-carousel-status { display: none; }
  .work-carousel-btn { width: 42px; height: 42px; }
  .deg-method { padding: 1.45rem; border-radius: 20px; }
}
@media (prefers-reduced-motion: reduce) {
  .work-carousel-viewport { scroll-behavior: auto; }
  .work-slide img, .work-carousel-progress span, .deg-method-number { transition: none; }
}


/* Ajuste de escala del carrusel */
.work-showcase {
  max-width: 1040px;
  margin-left: auto;
  margin-right: auto;
}
.work-slide {
  height: 360px;
  aspect-ratio: auto;
}
@media (max-width: 900px) {
  .work-slide { height: 340px; }
}
@media (max-width: 580px) {
  .work-slide {
    flex-basis: 82%;
    height: 350px;
  }
}


/* Refinamiento visual de comparadores antes / después */
.comparison-grid {
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
  gap: 18px;
}
.comparison-media {
  aspect-ratio: 1 / 1;
}
.comparison-title {
  padding: 12px 14px;
  font-size: 1rem;
}
.comparison-handle {
  width: 38px;
  height: 38px;
}
@media screen and (min-width: 769px) and (max-width: 1024px) {
  .comparison-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .comparison-card:last-child {
    grid-column: auto;
    width: auto;
  }
}
@media screen and (max-width: 768px) {
  .comparison-grid {
    max-width: 410px;
  }
  .comparison-media {
    aspect-ratio: 1 / 1;
  }
}