/* ===============================================
   ELEGANT & MINIMAL - PORTUGUESE SITE STYLES
   CSS Variables & Custom Component Styles
   =============================================== */

:root {
  /* Color Palette - Clean Corporate */
  --color-primary: #2563eb;
  --color-secondary: #64748b;
  --color-background: #ffffff;
  --color-footer-bg: #1e293b;
  --color-button: #2563eb;
  --color-section-1: #f8fafc;
  --color-section-2: #ffffff;
  --color-section-3: #f1f5f9;
  
  /* Typography Scale */
  --font-heading: 'Playfair Display', 'Georgia', serif;
  --font-body: 'Inter', 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Spacing Scale */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Border Radius */
  --radius-sm: 0.125rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  
  /* Transitions */
  --transition-fast: 0.15s ease-in-out;
  --transition-base: 0.2s ease-in-out;
  --transition-slow: 0.3s ease-in-out;
}

/* ===============================================
   BASE STYLES
   =============================================== */

* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-body);
  font-size: var(--font-size-base);
  line-height: 1.7;
  color: #1e293b;
  background-color: var(--color-background);
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ===============================================
   TYPOGRAPHY - ELEGANT HIERARCHY
   =============================================== */

h1, h2, h3 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.025em;
  margin: 0 0 var(--space-6) 0;
  color: #0f172a;
}

h1 {
  font-size: var(--font-size-5xl);
  font-weight: 800;
  letter-spacing: -0.05em;
}

h2 {
  font-size: var(--font-size-4xl);
}

h3 {
  font-size: var(--font-size-3xl);
}

h4 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-4) 0;
}

h5 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin: 0 0 var(--space-4) 0;
}

h6 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  margin: 0 0 var(--space-4) 0;
}

p {
  margin: 0 0 var(--space-6) 0;
  color: #475569;
  font-size: var(--font-size-base);
  line-height: 1.7;
}

/* ===============================================
   SECTION BACKGROUNDS
   =============================================== */

.section-light {
  background-color: var(--color-section-1);
  padding: var(--space-24) 0;
}

.section-white {
  background-color: var(--color-section-2);
  padding: var(--space-24) 0;
}

.section-gray {
  background-color: var(--color-section-3);
  padding: var(--space-24) 0;
}

.section-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

/* ===============================================
   BUTTONS - PILL SHAPED ELEGANCE
   =============================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-weight: 600;
  font-size: var(--font-size-base);
  line-height: 1;
  border-radius: var(--radius-full);
  border: 2px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-button);
  color: white;
  border-color: var(--color-button);
}

.btn-primary:hover {
  background-color: #1d4ed8;
  border-color: #1d4ed8;
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn-secondary:hover {
  background-color: var(--color-secondary);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
}

.btn-sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--font-size-sm);
}

/* ===============================================
   LINK STYLES - UNDERLINED ELEGANCE
   =============================================== */

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-base);
  position: relative;
}

a:hover {
  color: #1d4ed8;
}

a.underline {
  position: relative;
}

a.underline::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-base);
}

a.underline:hover::after {
  width: 100%;
}

/* ===============================================
   CARDS - MINIMAL ELEGANCE
   =============================================== */

.card {
  background-color: white;
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin-bottom: var(--space-8);
  border: 1px solid #e2e8f0;
  transition: all var(--transition-base);
}

.card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-2px);
  border-color: #cbd5e1;
}

.card-header {
  border-bottom: 1px solid #f1f5f9;
  padding-bottom: var(--space-4);
  margin-bottom: var(--space-6);
}

.card-title {
  margin: 0;
  color: #0f172a;
}

.card-subtitle {
  color: var(--color-secondary);
  font-size: var(--font-size-sm);
  margin-top: var(--space-2);
}

.card-body {
  color: #475569;
}

.card-footer {
  border-top: 1px solid #f1f5f9;
  padding-top: var(--space-4);
  margin-top: var(--space-6);
}

/* ===============================================
   NAVIGATION
   =============================================== */

.nav {
  background-color: var(--color-background);
  border-bottom: 1px solid #e2e8f0;
  padding: var(--space-4) 0;
  position: sticky;
  top: 0;
  z-index: 50;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-heading);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: #0f172a;
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-8);
  margin: 0;
  padding: 0;
}

.nav-link {
  color: #475569;
  font-weight: 500;
  padding: var(--space-2) 0;
  position: relative;
}

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

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

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

/* ===============================================
   FORMS
   =============================================== */

.form-group {
  margin-bottom: var(--space-6);
}

.form-label {
  display: block;
  font-weight: 600;
  color: #374151;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--font-size-base);
  line-height: 1.5;
  color: #1f2937;
  background-color: white;
  border: 2px solid #d1d5db;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgb(37 99 235 / 0.1);
}

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

.form-help {
  font-size: var(--font-size-sm);
  color: var(--color-secondary);
  margin-top: var(--space-2);
}

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

.footer {
  background-color: var(--color-footer-bg);
  color: #e2e8f0;
  padding: var(--space-20) 0 var(--space-8);
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer-section h3 {
  color: white;
  font-family: var(--font-heading);
  margin-bottom: var(--space-6);
}

.footer-section p,
.footer-section a {
  color: #cbd5e1;
  line-height: 1.6;
}

.footer-section a:hover {
  color: white;
}

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

.footer-links li {
  margin-bottom: var(--space-3);
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: var(--space-8);
  text-align: center;
  color: #94a3b8;
}

/* ===============================================
   UTILITY CLASSES
   =============================================== */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.text-primary { color: var(--color-primary); }
.text-secondary { color: var(--color-secondary); }
.text-dark { color: #0f172a; }
.text-light { color: #64748b; }

.bg-primary { background-color: var(--color-primary); }
.bg-secondary { background-color: var(--color-secondary); }
.bg-light { background-color: var(--color-section-1); }

.mt-auto { margin-top: auto; }
.mb-auto { margin-bottom: auto; }
.ml-auto { margin-left: auto; }
.mr-auto { margin-right: auto; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-8);
}

.section {
  padding: var(--space-24) 0;
}

.section-sm {
  padding: var(--space-16) 0;
}

.section-lg {
  padding: var(--space-32) 0;
}

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

@media (max-width: 768px) {
  :root {
    --font-size-5xl: 2.5rem;
    --font-size-4xl: 2rem;
    --font-size-3xl: 1.75rem;
  }
  
  .container,
  .section-container,
  .nav-container,
  .footer-container {
    padding-left: var(--space-4);
    padding-right: var(--space-4);
  }
  
  .section {
    padding: var(--space-16) 0;
  }
  
  .nav-menu {
    flex-direction: column;
    gap: var(--space-4);
  }
  
  .card {
    padding: var(--space-6);
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
}

@media (max-width: 640px) {
  :root {
    --font-size-5xl: 2rem;
    --font-size-4xl: 1.75rem;
    --font-size-3xl: 1.5rem;
  }
  
  .section {
    padding: var(--space-12) 0;
  }
  
  .card {
    padding: var(--space-4);
  }
}

/* ===============================================
   ACCESSIBILITY
   =============================================== */

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

.btn:focus,
.form-input:focus,
.form-textarea:focus,
.form-select:focus,
a:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ===============================================
   PRINT STYLES
   =============================================== */

@media print {
  .nav,
  .footer,
  .btn {
    display: none;
  }
  
  body {
    color: black;
    background: white;
  }
  
  .card {
    border: 1px solid #ccc;
    break-inside: avoid;
  }
}


/* Cookie Banner Additional Styles for Tailwind */
.cookie-banner-hover-effect:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
}

@media (prefers-reduced-motion: reduce) {
    .cookie-banner-hover-effect:hover {
        transform: none;
    }
}