/* ==========================================================
   Custom Styles — Evolua Digital Showcase
   Color Palette:
   --red:           #e63946
   --light:         #f1faee
   --light-blue:    #a8dadc
   --blue:          #457b9d
   --dark-blue:     #1d3557
   ========================================================== */

:root {
  --red: #e63946;
  --light: #f1faee;
  --light-blue: #a8dadc;
  --blue: #457b9d;
  --dark-blue: #1d3557;
  --text: #2c3e50;
  --text-muted: #6c7a89;
  --white: #ffffff;
  --border: #e0e6ed;
  --shadow: 0 2px 16px rgba(29, 53, 87, 0.08);
  --shadow-lg: 0 8px 32px rgba(29, 53, 87, 0.12);
  --radius: 12px;
  --radius-sm: 8px;
  --transition: 0.2s ease;
}

/* --- Base --- */
body {
  font-family: 'Poppins', sans-serif;
  background-color: var(--light);
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

h1, h2, h3, h4, h5, h6 {
  color: var(--dark-blue);
  font-weight: 600;
}

a {
  color: var(--blue);
  transition: color var(--transition);
}

a:hover {
  color: var(--dark-blue);
}

/* --- Navbar --- */
.navbar {
  background: var(--white) !important;
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}

.navbar .navbar-brand {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--dark-blue);
  letter-spacing: -0.02em;
}

.navbar .navbar-brand:hover {
  color: var(--blue);
}

.navbar .nav-link {
  color: var(--text);
  font-weight: 500;
  font-size: 0.95rem;
  padding: 0.5rem 1rem;
  transition: color var(--transition);
}

.navbar .nav-link:hover {
  color: var(--red);
}

.navbar .form-select {
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  padding: 0.35rem 2rem 0.35rem 0.75rem;
  background-color: var(--light);
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.navbar .form-select:focus {
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(69, 123, 157, 0.2);
}

/* --- Hero Section --- */
.hero-section {
  padding: 5rem 0 4rem;
  text-align: center;
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--blue) 100%);
  color: var(--white);
  border-radius: 0 0 var(--radius) var(--radius);
  margin-bottom: 3rem;
}

.hero-section h1 {
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1.25rem;
}

.hero-section .lead {
  color: var(--light-blue);
  font-size: 1.15rem;
  max-width: 650px;
  margin: 0 auto 2.5rem;
  font-weight: 400;
  line-height: 1.7;
}

.btn-hero {
  background-color: var(--red);
  border-color: var(--red);
  color: var(--white);
  border-radius: var(--radius-sm);
  font-weight: 600;
  padding: 0.75rem 2rem;
  font-size: 1rem;
  transition: all var(--transition);
}

.btn-hero:hover,
.btn-hero:focus {
  background-color: #c1303b;
  border-color: #c1303b;
  color: var(--white);
  box-shadow: 0 4px 16px rgba(230, 57, 70, 0.35);
  transform: translateY(-2px);
}

/* --- Services Section --- */
.services-section {
  padding: 3rem 0;
}

.service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  height: 100%;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--light-blue);
}

.service-card .service-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  transition: background var(--transition);
}

.service-card:hover .service-icon {
  background: var(--light-blue);
}

.service-card .service-icon i {
  font-size: 1.5rem;
  color: var(--blue);
  transition: color var(--transition);
}

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

.service-card h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--dark-blue);
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* --- Section Headings --- */
.section-title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--dark-blue);
  margin-bottom: 0.5rem;
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 50px;
  height: 3px;
  background: var(--red);
  border-radius: 2px;
}

.section-title.text-center::after {
  left: 50%;
  transform: translateX(-50%);
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 550px;
  margin: 1rem auto 2.5rem;
}

/* --- About Section --- */
.about-section {
  padding: 4rem 0;
  background: var(--white);
  border-radius: var(--radius);
  margin-bottom: 3rem;
}

.about-section p {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.8;
}

.about-highlight {
  border-left: 4px solid var(--red);
  padding-left: 1.25rem;
  margin-top: 1.5rem;
}

/* --- CTA Section --- */
.cta-section {
  padding: 4rem 0;
  text-align: center;
  background: linear-gradient(135deg, var(--dark-blue) 0%, var(--blue) 100%);
  border-radius: var(--radius);
  margin-bottom: 3rem;
}

.cta-section h2 {
  color: var(--white);
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

.cta-section p {
  color: var(--light-blue);
  font-size: 1.05rem;
  margin-bottom: 2rem;
}

/* --- Buttons --- */
.btn-primary {
  background-color: var(--dark-blue);
  border-color: var(--dark-blue);
  border-radius: var(--radius-sm);
  font-weight: 500;
  padding: 0.6rem 1.5rem;
  transition: all var(--transition);
}

.btn-primary:hover,
.btn-primary:focus {
  background-color: #152a45;
  border-color: #152a45;
  box-shadow: 0 4px 12px rgba(29, 53, 87, 0.3);
}

.btn-outline-light {
  border-radius: var(--radius-sm);
  font-weight: 600;
  padding: 0.75rem 2rem;
  transition: all var(--transition);
}

.btn-outline-light:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(255, 255, 255, 0.2);
}

/* --- Alerts --- */
.alert {
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.9rem;
}

.alert-info {
  background-color: rgba(168, 218, 220, 0.2);
  color: var(--dark-blue);
}

.alert-danger {
  background-color: rgba(230, 57, 70, 0.1);
  color: #842029;
}

/* --- Footer --- */
.footer {
  background: var(--dark-blue) !important;
  padding: 2rem 0;
  margin-top: auto;
}

.footer p {
  color: var(--light-blue);
  font-size: 0.85rem;
  margin: 0;
}

.footer .footer-brand {
  color: var(--white);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 0.25rem;
}

.footer .footer-tagline {
  color: var(--light-blue);
  font-size: 0.85rem;
}

.footer .footer-copy {
  color: rgba(168, 218, 220, 0.6);
  font-size: 0.8rem;
}

/* --- Error Pages --- */
.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
}

.error-page .error-code {
  font-size: 7rem;
  font-weight: 700;
  color: var(--light-blue);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.error-page h2 {
  font-size: 1.5rem;
  color: var(--dark-blue);
  margin-bottom: 1rem;
}

.error-page p {
  color: var(--text-muted);
  max-width: 400px;
  margin: 0 auto 2rem;
}

/* --- Language Selector --- */
.lang-globe-icon {
  color: var(--text-muted);
}

.lang-select {
  width: auto;
}

/* --- Utility --- */
.bg-app {
  background-color: var(--light);
}

/* --- Responsive --- */
@media (max-width: 768px) {
  .hero-section {
    padding: 3rem 1rem 2.5rem;
  }

  .hero-section h1 {
    font-size: 2rem;
  }

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

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

  .service-card {
    padding: 1.5rem 1rem;
  }

  .cta-section {
    padding: 3rem 1rem;
  }

  .cta-section h2 {
    font-size: 1.4rem;
  }
}