/* ===================================
   KINART - Custom Styles
   Complementing Bootstrap 5
   =================================== */

/* ===================================
   1. CSS Variables & Root Styles
   =================================== */
:root {
  /* Color Palette */
  --color-primary: #1a2b4a;
  --color-primary-dark: #0f1829;
  --color-primary-light: #2d4a7c;
  --color-secondary: #e67e22;
  --color-secondary-dark: #c96a1a;
  --color-accent: #f39c12;
  --color-success: #27ae60;
  --color-danger: #e74c3c;
  --color-white: #ffffff;
  --color-light-bg: #f8f9fa;
  --color-dark-bg: #1a1a1a;
  --color-text-primary: #2c3e50;
  --color-text-secondary: #6c757d;
  --color-text-muted: #95a5a6;

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

  /* Spacing */
  --section-padding: 100px 0;
  --section-padding-mobile: 60px 0;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-base: all 0.3s ease;
  --transition-smooth: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
}

/* ===================================
   2. Global Styles
   =================================== */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-primary);
  line-height: 1.7;
  overflow-x: hidden;
  padding-top: 80px; /* Compensar navbar fixed */
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-primary);
}

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

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

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

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.title-divider {
  width: 80px;
  height: 4px;
  background: linear-gradient(
    to right,
    var(--color-secondary),
    var(--color-accent)
  );
  margin: 0 auto 2rem;
  border-radius: 2px;
}

.text-accent {
  color: var(--color-secondary);
}

/* ===================================
   3. Navigation
   =================================== */
.navbar {
  padding: 1.2rem 0;
  transition: var(--transition-smooth);
  background: var(--color-primary);
}

.navbar.scrolled {
  background: var(--color-primary) !important;
  box-shadow: var(--shadow-md);
  padding: 0.8rem 0;
}

.navbar-brand {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--color-white) !important;
  letter-spacing: 1px;
}

.navbar-logo {
  height: 45px;
  width: auto;
  max-width: 200px;
  transition: var(--transition-base);
  object-fit: contain;
}

.navbar.scrolled .navbar-logo {
  height: 24px;
}

.navbar-brand:hover .navbar-logo {
  transform: scale(1.05);
}

.navbar-nav .nav-link {
  color: var(--color-white) !important;
  font-weight: 500;
  padding: 0.5rem 1rem !important;
  margin: 0 0.2rem;
  position: relative;
  transition: var(--transition-base);
}

.navbar-nav .nav-link::before {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: var(--transition-base);
}

.navbar-nav .nav-link:hover::before,
.navbar-nav .nav-link.active::before {
  width: 80%;
}

.navbar-toggler {
  border: 2px solid var(--color-white);
  padding: 0.5rem 0.75rem;
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

/* ===================================
   4. Hero Section
   =================================== */
.hero-section {
  position: relative;
  min-height: 100vh;
  background: linear-gradient(
    135deg,
    rgba(26, 43, 74, 0.25) 0%,
    rgba(45, 74, 124, 0.25) 100%
  ), url('../img/banner.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
  opacity: 0;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: transparent;
}

.hero-content {
  position: relative;
  z-index: 2;
  color: var(--color-white);
}

.hero-section h1 {
  color: var(--color-white);
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.hero-section .lead {
  font-size: 1.3rem;
  font-weight: 300;
  opacity: 0.95;
}

.hero-section .h4 {
  color: var(--color-accent);
  font-weight: 600;
  text-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.hero-ctas .btn {
  padding: 1rem 2.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition-base);
}

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

.btn-primary:hover {
  background: var(--color-secondary-dark);
  border-color: var(--color-secondary-dark);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(230, 126, 34, 0.3);
}

.btn-outline-light {
  border: 2px solid var(--color-white);
  color: var(--color-white);
}

.btn-outline-light:hover {
  background: var(--color-white);
  color: var(--color-primary);
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(255, 255, 255, 0.2);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
}

.scroll-down {
  display: inline-block;
  color: var(--color-white);
  font-size: 2rem;
  animation: bounce 2s infinite;
}

.scroll-down:hover {
  color: var(--color-accent);
}

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

/* Animations */
.animate-fade-in {
  animation: fadeIn 1s ease-out;
}

.animate-fade-in-delay-1 {
  animation: fadeIn 1s ease-out 0.3s both;
}

.animate-fade-in-delay-2 {
  animation: fadeIn 1s ease-out 0.6s both;
}

.animate-fade-in-delay-3 {
  animation: fadeIn 1s ease-out 0.9s both;
}

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

/* ===================================
   5. Feature Cards (Por qué KINART)
   =================================== */
.feature-card {
  background: var(--color-white);
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-smooth);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-secondary);
}

.feature-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(
    135deg,
    var(--color-secondary),
    var(--color-accent)
  );
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: var(--transition-base);
}

.feature-icon i {
  font-size: 2rem;
  color: var(--color-white);
}

.feature-card:hover .feature-icon {
  transform: rotate(5deg) scale(1.1);
}

.feature-card h3 {
  color: var(--color-primary);
  margin-bottom: 1rem;
}

/* ===================================
   6. Service Cards
   =================================== */
.service-card {
  background: var(--color-white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  height: 100%;
  border-left: 4px solid transparent;
}

.service-card:hover {
  transform: translateX(5px);
  box-shadow: var(--shadow-md);
  border-left-color: var(--color-secondary);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--color-light-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.2rem;
  transition: var(--transition-base);
}

.service-icon i {
  font-size: 1.8rem;
  color: var(--color-secondary);
}

.service-card:hover .service-icon {
  background: var(--color-secondary);
}

.service-card:hover .service-icon i {
  color: var(--color-white);
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

/* ===================================
   7. Highlight Box
   =================================== */
.highlight-box {
  background: linear-gradient(
    135deg,
    var(--color-light-bg) 0%,
    var(--color-white) 100%
  );
  padding: 3rem 2.5rem;
  border-radius: var(--radius-lg);
  border-left: 5px solid var(--color-secondary);
  box-shadow: var(--shadow-md);
}

.highlight-box .h4 {
  color: var(--color-primary);
  font-weight: 600;
  line-height: 1.6;
}

/* ===================================
   8. Product Categories
   =================================== */
.product-category {
  background: var(--color-white);
  padding: 2rem 1.5rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition-base);
  cursor: pointer;
  height: 100%;
}

.product-category:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(
    135deg,
    var(--color-secondary),
    var(--color-accent)
  );
}

.product-icon {
  width: 80px;
  height: 80px;
  background: var(--color-light-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  transition: var(--transition-base);
}

.product-icon i {
  font-size: 2.2rem;
  color: var(--color-secondary);
  transition: var(--transition-base);
}

.product-category:hover .product-icon {
  background: var(--color-white);
  transform: scale(1.1);
}

.product-category:hover .product-icon i {
  color: var(--color-secondary);
}

.product-category h4 {
  font-size: 1.1rem;
  color: var(--color-primary);
  margin: 0;
  transition: var(--transition-base);
}

.product-category:hover h4 {
  color: var(--color-white);
}

/* ===================================
   9. Inmediatez Section
   =================================== */
.bg-primary {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-light) 100%
  ) !important;
}

.inmediatez-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 2rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.2);
  transition: var(--transition-base);
}

.inmediatez-card:hover {
  background: rgba(255, 255, 255, 0.15);
  transform: translateY(-5px);
}

.inmediatez-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-accent);
  font-family: var(--font-heading);
  margin-bottom: 1rem;
  opacity: 0.8;
}

.inmediatez-card h4 {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.inmediatez-card p {
  color: rgba(255, 255, 255, 0.9);
  margin: 0;
}

/* ===================================
   10. Timeline (Metodología)
   =================================== */
.timeline {
  position: relative;
  padding: 2rem 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 40px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: linear-gradient(
    to bottom,
    var(--color-secondary),
    var(--color-accent)
  );
}

.timeline-item {
  position: relative;
  padding-left: 120px;
  margin-bottom: 3rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  position: absolute;
  left: 0;
  top: 0;
  width: 80px;
  height: 80px;
  background: linear-gradient(
    135deg,
    var(--color-secondary),
    var(--color-accent)
  );
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-white);
  box-shadow: 0 0 0 10px rgba(230, 126, 34, 0.1);
  font-family: var(--font-heading);
}

.timeline-content {
  background: var(--color-white);
  padding: 2rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  border-left: 4px solid var(--color-secondary);
  transition: var(--transition-base);
}

.timeline-content:hover {
  transform: translateX(10px);
  box-shadow: var(--shadow-lg);
}

.timeline-content h4 {
  color: var(--color-primary);
  margin-bottom: 0.8rem;
  font-size: 1.4rem;
}

.timeline-content p {
  margin: 0;
  color: var(--color-text-secondary);
}

/* ===================================
   11. Reason Cards (Por qué elegirnos)
   =================================== */
.reason-card {
  background: var(--color-white);
  padding: 2rem 1.8rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  text-align: center;
  transition: var(--transition-base);
  height: 100%;
  border: 2px solid transparent;
}

.reason-card:hover {
  border-color: var(--color-secondary);
  box-shadow: var(--shadow-lg);
  transform: scale(1.05);
}

.reason-icon {
  width: 70px;
  height: 70px;
  background: linear-gradient(135deg, var(--color-light-bg), #e8eef3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.2rem;
  transition: var(--transition-base);
}

.reason-icon i {
  font-size: 2rem;
  color: var(--color-secondary);
}

.reason-card:hover .reason-icon {
  background: linear-gradient(
    135deg,
    var(--color-secondary),
    var(--color-accent)
  );
}

.reason-card:hover .reason-icon i {
  color: var(--color-white);
}

.reason-card h5 {
  color: var(--color-primary);
  margin-bottom: 0.8rem;
}

.reason-card p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.95rem;
}

.featured-reason {
  background: linear-gradient(
    135deg,
    var(--color-secondary),
    var(--color-accent)
  );
  border: none;
}

.featured-reason h5,
.featured-reason p {
  color: var(--color-white);
}

.featured-reason .reason-icon {
  background: rgba(255, 255, 255, 0.2);
}

.featured-reason .reason-icon i {
  color: var(--color-white);
}

.featured-reason:hover {
  transform: scale(1.02);
}

/* ===================================
   12. Team Cards
   =================================== */
.team-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-smooth);
}

.team-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-xl);
}

.team-image {
  position: relative;
  width: 100%;
  height: 350px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-light-bg), #e8eef3);
}

.team-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.team-card:hover .team-image img {
  transform: scale(1.1);
}

.team-info {
  padding: 2.5rem 2rem;
}

.team-info h3 {
  color: var(--color-primary);
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.team-title {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 1.1rem;
  margin-bottom: 1.2rem;
}

.team-info p {
  color: var(--color-text-secondary);
  line-height: 1.8;
  margin: 0;
}

/* ===================================
   13. Case Cards (Casos de Éxito)
   =================================== */
.case-card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-base);
  height: 100%;
}

.case-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}

.case-image {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-light-bg), #e8eef3);
}

.case-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-smooth);
}

.case-card:hover .case-image img {
  transform: scale(1.15);
}

.case-content {
  padding: 1.8rem 1.5rem;
}

.case-content h4 {
  color: var(--color-primary);
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
}

.case-content p {
  color: var(--color-text-secondary);
  margin: 0;
  font-size: 0.95rem;
}

/* ===================================
   14. Contact Form
   =================================== */
.contact-form-wrapper {
  background: var(--color-white);
  padding: 3rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.form-label {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.form-control,
.form-select {
  border: 2px solid #e0e6ed;
  border-radius: var(--radius-sm);
  padding: 0.8rem 1rem;
  font-size: 1rem;
  transition: var(--transition-base);
}

.form-control:focus,
.form-select:focus {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 0.2rem rgba(230, 126, 34, 0.15);
}

.form-control.is-invalid,
.form-select.is-invalid {
  border-color: var(--color-danger);
}

.form-control.is-valid,
.form-select.is-valid {
  border-color: var(--color-success);
}

.invalid-feedback {
  font-size: 0.9rem;
  margin-top: 0.3rem;
}

.form-text {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 0.3rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

#charCount {
  font-weight: 600;
  color: var(--color-secondary);
}

.form-check-input:checked {
  background-color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.form-check-label {
  color: var(--color-text-secondary);
  font-size: 0.95rem;
}

/* ===================================
   15. Footer
   =================================== */
.footer {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 2rem;
  margin-top: 0;
}

.footer-logo {
  height: 35px;
  width: auto;
  max-width: 180px;
  display: block;
  object-fit: contain;
}

.footer h5 {
  color: var(--color-white);
  font-size: 1.2rem;
  margin-bottom: 1.5rem;
}

.footer-contact li {
  margin-bottom: 0.8rem;
  color: rgba(255, 255, 255, 0.8);
}

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

.footer-contact a:hover {
  color: var(--color-accent);
  padding-left: 5px;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-links a {
  width: 45px;
  height: 45px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-white);
  font-size: 1.3rem;
  transition: var(--transition-base);
}

.social-links a:hover {
  background: var(--color-secondary);
  transform: translateY(-3px);
}

.footer-divider {
  border-color: rgba(255, 255, 255, 0.1);
  margin: 2rem 0 1.5rem;
}

/* ===================================
   16. Back to Top Button
   =================================== */
.back-to-top {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 50px;
  height: 50px;
  background: var(--color-secondary);
  color: var(--color-white);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-base);
  z-index: 1000;
  box-shadow: var(--shadow-lg);
}

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

.back-to-top:hover {
  background: var(--color-secondary-dark);
  transform: translateY(-5px);
}

/* ===================================
   17. Responsive Design
   =================================== */

/* Large devices (desktops, less than 1200px) */
@media (max-width: 1199.98px) {
  .section-title {
    font-size: 2.2rem;
  }

  .timeline-item {
    padding-left: 100px;
  }
}

/* Medium devices (tablets, less than 992px) */
@media (max-width: 991.98px) {
  .section-padding {
    padding: var(--section-padding-mobile);
  }

  .section-title {
    font-size: 2rem;
  }

  .hero-section h1 {
    font-size: 2.5rem;
  }

  .navbar-nav {
    padding: 1rem 0;
  }

  .navbar-nav .nav-link {
    padding: 0.8rem 1rem !important;
  }

  .navbar-logo {
    height: 38px;
  }

  .navbar.scrolled .navbar-logo {
    height: 32px;
  }

  .footer-logo {
    height: 32px;
  }

  body {
    padding-top: 70px;
  }

  .timeline::before {
    left: 30px;
  }

  .timeline-item {
    padding-left: 90px;
  }

  .timeline-marker {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
}

/* Small devices (landscape phones, less than 768px) */
@media (max-width: 767.98px) {
  .section-title {
    font-size: 1.8rem;
  }

  .hero-section h1 {
    font-size: 2.2rem;
  }

  .hero-section .lead {
    font-size: 1.15rem;
  }

  .hero-section .h4 {
    font-size: 1.2rem;
  }

  .hero-ctas {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.8rem;
  }

  .hero-ctas .btn {
    padding: 0.8rem 1.8rem;
    font-size: 1rem;
    width: 100%;
    max-width: 350px;
    margin: 0 !important;
  }

  .contact-form-wrapper {
    padding: 2rem 1.5rem;
  }

  .feature-card,
  .service-card {
    padding: 2rem 1.5rem;
  }

  .navbar-logo {
    height: 32px;
  }

  .navbar.scrolled .navbar-logo {
    height: 28px;
  }

  .footer-logo {
    height: 28px;
  }

  body {
    padding-top: 65px;
  }

  .timeline::before {
    left: 20px;
  }

  .timeline-item {
    padding-left: 70px;
  }

  .timeline-marker {
    width: 50px;
    height: 50px;
    font-size: 1.3rem;
  }

  .team-image {
    height: 300px;
  }

  .case-image {
    height: 220px;
  }
}

/* Extra small devices (portrait phones, less than 576px) */
@media (max-width: 575.98px) {
  .hero-section h1 {
    font-size: 1.9rem;
  }

  .hero-section .lead {
    font-size: 1rem;
  }

  .hero-section .h4 {
    font-size: 1.1rem;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .contact-form-wrapper {
    padding: 1.5rem;
  }

  .highlight-box {
    padding: 2rem 1.5rem;
  }

  .highlight-box .h4 {
    font-size: 1.2rem;
  }

  .team-info {
    padding: 2rem 1.5rem;
  }

  .back-to-top {
    width: 45px;
    height: 45px;
    bottom: 20px;
    right: 20px;
  }

  .navbar-logo {
    height: 28px;
  }

  .navbar.scrolled .navbar-logo {
    height: 24px;
  }

  .footer-logo {
    height: 24px;
  }

  body {
    padding-top: 60px;
  }
}

/* Extra extra small devices (very small phones, less than 480px) */
@media (max-width: 480px) {
  .hero-section h1 {
    font-size: 1.6rem;
    margin-bottom: 1rem;
  }

  .hero-section .lead {
    font-size: 0.95rem;
    margin-bottom: 1rem;
  }

  .hero-section .h4 {
    font-size: 1rem;
    margin-bottom: 1.5rem;
  }

  .section-title {
    font-size: 1.4rem;
    margin-bottom: 0.8rem;
  }

  .feature-card,
  .service-card {
    padding: 1.5rem 1.2rem;
  }

  .feature-icon {
    width: 60px;
    height: 60px;
  }

  .feature-icon i {
    font-size: 1.5rem;
  }

  .timeline::before {
    left: 15px;
  }

  .timeline-item {
    padding-left: 65px;
  }

  .timeline-marker {
    width: 45px;
    height: 45px;
    font-size: 1.2rem;
  }

  .back-to-top {
    width: 40px;
    height: 40px;
    bottom: 15px;
    right: 15px;
    font-size: 1.2rem;
  }

  .team-image {
    height: 220px;
  }

  .team-info {
    padding: 1.5rem 1.2rem;
  }

  .case-image {
    height: 200px;
  }

  .contact-form-wrapper {
    padding: 1.5rem 1.2rem;
  }

  .form-label {
    font-size: 0.95rem;
  }

  .form-control,
  .form-select {
    font-size: 16px;
    padding: 0.7rem 0.8rem;
  }
}

/* Landscape orientation optimizations */
@media (orientation: landscape) and (max-height: 800px) {
  .hero-section {
    min-height: auto;
    height: 100vh;
    padding: 20px 0;
  }

  .hero-section h1 {
    font-size: 1.8rem;
    margin-bottom: 1rem;
  }

  .hero-section .lead {
    font-size: 1rem;
    margin-bottom: 0.5rem;
  }

  .hero-section .h4 {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
  }

  .hero-ctas .btn {
    padding: 0.6rem 1.5rem;
    font-size: 0.9rem;
  }

  .scroll-indicator {
    display: none;
  }

  body {
    padding-top: 65px;
  }
}

@media (orientation: landscape) and (max-height: 600px) {
  .section-padding {
    padding: 40px 0;
  }

  .hero-section h1 {
    font-size: 1.5rem;
  }

  .hero-section .lead {
    font-size: 0.9rem;
  }

  .hero-section .h4 {
    font-size: 1rem;
  }

  body {
    padding-top: 60px;
  }
}

/* ===================================
   18. Utility Classes
   =================================== */
.bg-gradient-primary {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-primary-light) 100%
  );
}

.bg-gradient-secondary {
  background: linear-gradient(
    135deg,
    var(--color-secondary) 0%,
    var(--color-accent) 100%
  );
}

.text-shadow {
  text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hover-scale {
  transition: var(--transition-base);
}

.hover-scale:hover {
  transform: scale(1.05);
}

/* ===================================
   19. Accessibility
   =================================== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
  outline: 3px solid var(--color-secondary);
  outline-offset: 2px;
}

/* ===================================
   20. Print Styles
   =================================== */
@media print {
  .navbar,
  .scroll-indicator,
  .back-to-top,
  #contacto {
    display: none;
  }

  .section-padding {
    padding: 30px 0;
  }

  a {
    color: var(--color-primary);
    text-decoration: underline;
  }
}