/* ============================================================================
   PUEBLISERC FINANCIAL SERVICES - COMPREHENSIVE CSS STYLESHEET
   Professional, Modern Design with Mobile-First Responsive Layout
   ============================================================================ */

/* ============================================================================
   1. CSS CUSTOM PROPERTIES (VARIABLES)
   ============================================================================ */

:root {
  /* Colors - Financial Professional Palette */
  --color-primary: #2563eb;         /* Vibrant Blue */
  --color-primary-dark: #1e40af;    /* Deep Blue */
  --color-primary-light: #3b82f6;   /* Light Blue */
  --color-primary-lighter: #dbeafe; /* Very Light Blue */
  --color-secondary: #1e40af;       /* Secondary Blue */
  --color-accent: #3b82f6;          /* Accent Blue */
  --color-success: #10b981;         /* Green for success states */
  --color-warning: #f59e0b;         /* Amber for warnings */
  --color-error: #ef4444;           /* Red for errors */

  /* Neutral Colors */
  --color-bg: #ffffff;              /* White background */
  --color-text: #1f2937;            /* Dark gray text */
  --color-text-light: #6b7280;      /* Light gray text */
  --color-text-lighter: #9ca3af;    /* Lighter gray text */
  --color-border: #e5e7eb;          /* Light border */
  --color-border-dark: #d1d5db;     /* Darker border */
  --color-bg-light: #f9fafb;        /* Light gray background */
  --color-bg-lighter: #f3f4f6;      /* Lighter gray background */

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #2563eb 0%, #1e40af 100%);
  --gradient-primary-light: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);

  /* Typography */
  --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-family-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --font-size-base: 16px;
  --font-size-sm: 14px;
  --font-size-xs: 12px;
  --font-size-lg: 18px;
  --font-size-xl: 20px;
  --font-size-2xl: 24px;
  --font-size-3xl: 30px;
  --font-size-4xl: 36px;
  --font-size-5xl: 48px;

  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.3;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;
  --line-height-loose: 1.9;

  /* Spacing */
  --spacing-xs: 0.25rem;   /* 4px */
  --spacing-sm: 0.5rem;    /* 8px */
  --spacing-md: 1rem;      /* 16px */
  --spacing-lg: 1.5rem;    /* 24px */
  --spacing-xl: 2rem;      /* 32px */
  --spacing-2xl: 3rem;     /* 48px */
  --spacing-3xl: 4rem;     /* 64px */
  --spacing-4xl: 6rem;     /* 96px */

  /* Border Radius */
  --radius-sm: 0.375rem;   /* 6px */
  --radius-md: 0.5rem;     /* 8px */
  --radius-lg: 0.75rem;    /* 12px */
  --radius-xl: 1rem;       /* 16px */
  --radius-2xl: 1.5rem;    /* 24px */

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;

  /* Z-Index Scale */
  --z-dropdown: 1000;
  --z-sticky: 1020;
  --z-fixed: 1030;
  --z-modal-backdrop: 1040;
  --z-modal: 1050;
  --z-popover: 1060;
  --z-tooltip: 1070;
}

/* ============================================================================
   2. 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-family-base);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background-color: var(--color-bg);
  overflow-x: hidden;
}

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

/* Links */
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

/* Lists */
ul, ol {
  list-style: none;
}

/* Headings */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-heading);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-5xl);
}

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

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

h4 {
  font-size: var(--font-size-2xl);
}

h5 {
  font-size: var(--font-size-xl);
}

h6 {
  font-size: var(--font-size-lg);
}

p {
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

/* Form Elements */
input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
}

button {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  cursor: pointer;
}

/* ============================================================================
   3. CONTAINER & LAYOUT
   ============================================================================ */

.container {
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .container {
    max-width: 750px;
    padding: 0 var(--spacing-lg);
  }
}

@media (min-width: 1024px) {
  .container {
    max-width: 960px;
    padding: 0 var(--spacing-xl);
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
    padding: 0 var(--spacing-xl);
  }
}

/* Sections */
.section {
  padding: var(--spacing-3xl) 0;
}

@media (min-width: 768px) {
  .section {
    padding: var(--spacing-4xl) 0;
  }
}

/* ============================================================================
   4. HEADER & NAVIGATION
   ============================================================================ */

.header {
  background-color: var(--color-bg);
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  transition: box-shadow var(--transition-fast);
}

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

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-md) 0;
}

/* Logo */
.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.nav__logo img {
  width: 50px;
  height: 50px;
  border-radius: var(--radius-lg);
}

/* Menu */
.nav__menu {
  display: none;
  flex-direction: column;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--color-bg);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-md) 0;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
}

.nav__menu.active {
  display: flex;
}

@media (min-width: 768px) {
  .nav__menu {
    display: flex;
    flex-direction: row;
    position: static;
    border-top: none;
    padding: 0;
    box-shadow: none;
    gap: var(--spacing-xl);
  }
}

.nav__list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  width: 100%;
}

@media (min-width: 768px) {
  .nav__list {
    flex-direction: row;
    gap: var(--spacing-lg);
  }
}

/* Menu Items */
.nav__item {
  padding: 0 var(--spacing-md);
}

@media (min-width: 768px) {
  .nav__item {
    padding: 0;
  }
}

.nav__link {
  display: block;
  padding: var(--spacing-sm) 0;
  color: var(--color-text-light);
  text-decoration: none;
  font-weight: var(--font-weight-medium);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav__link.active {
  color: var(--color-primary);
}

.nav__link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 2px;
  background-color: var(--color-primary);
  pointer-events: none;
}

/* CTA Link */
.nav__cta {
  background-color: var(--color-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--radius-lg);
  transition: background-color var(--transition-fast);
}

.nav__cta:hover {
  background-color: var(--color-primary-dark);
  color: white;
}

@media (min-width: 768px) {
  .nav__cta {
    margin-left: var(--spacing-md);
  }
}

/* Toggle Button (Hamburger) */
.nav__toggle {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  background: none;
  border: none;
  cursor: pointer;
  z-index: var(--z-dropdown) + 1;
}

@media (min-width: 768px) {
  .nav__toggle {
    display: none;
  }
}

.nav__toggle span {
  width: 100%;
  height: 2px;
  background-color: var(--color-text);
  transition: all var(--transition-base);
  transform-origin: center;
}

.nav__toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(8px, 8px);
}

.nav__toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav__toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(7px, -7px);
}

/* ============================================================================
   5. HERO SECTION
   ============================================================================ */

.hero {
  padding: var(--spacing-3xl) 0;
  background: linear-gradient(135deg, var(--color-bg-light) 0%, var(--color-bg) 100%);
}

@media (min-width: 768px) {
  .hero {
    padding: var(--spacing-4xl) 0;
  }
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
  align-items: center;
}

@media (min-width: 768px) {
  .hero__container {
    grid-template-columns: 1fr 1fr;
  }
}

.hero__content {
  order: 2;
}

@media (min-width: 768px) {
  .hero__content {
    order: 1;
  }
}

.hero__title {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--spacing-lg);
  color: var(--color-text);
}

@media (min-width: 768px) {
  .hero__title {
    font-size: var(--font-size-5xl);
  }
}

.hero__description {
  font-size: var(--font-size-lg);
  color: var(--color-text-light);
  margin-bottom: var(--spacing-xl);
  line-height: var(--line-height-relaxed);
}

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

@media (min-width: 768px) {
  .hero__buttons {
    flex-direction: row;
  }
}

.hero__image {
  order: 1;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
}

@media (min-width: 768px) {
  .hero__image {
    order: 2;
  }
}

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

/* ============================================================================
   6. BUTTONS
   ============================================================================ */

.btn {
  display: inline-block;
  padding: var(--spacing-md) var(--spacing-xl);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
  position: relative;
}

/* Primary Button */
.btn--primary {
  background-color: var(--color-primary);
  color: white;
  box-shadow: var(--shadow-md);
}

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

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

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

.btn--secondary:hover {
  background-color: var(--color-primary-lighter);
  border-color: var(--color-primary-dark);
  color: var(--color-primary-dark);
}

.btn--secondary:active {
  background-color: var(--color-primary-light);
}

/* Small Button */
.btn--small {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: var(--font-size-sm);
}

/* Large Button */
.btn--large {
  padding: var(--spacing-lg) var(--spacing-2xl);
  font-size: var(--font-size-lg);
}

/* ============================================================================
   7. SECTION HEADERS
   ============================================================================ */

.section__header {
  text-align: center;
  margin-bottom: var(--spacing-3xl);
}

.section__title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .section__title {
    font-size: var(--font-size-5xl);
  }
}

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

/* ============================================================================
   8. SERVICE CARDS
   ============================================================================ */

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.service-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-base);
  position: relative;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
  pointer-events: none;
}

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

.service-card__icon {
  width: 64px;
  height: 64px;
  background-color: var(--color-primary-lighter);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: var(--spacing-lg);
  transition: all var(--transition-base);
}

.service-card:hover .service-card__icon {
  background-color: var(--color-primary);
  color: white;
  transform: scale(1.1);
}

.service-card__icon svg {
  width: 32px;
  height: 32px;
}

.service-card__title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  color: var(--color-text);
}

.service-card__description {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-relaxed);
}

.service-card__link {
  display: inline-block;
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-fast);
  position: relative;
}

.service-card__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
  pointer-events: none;
}

.service-card__link:hover::after {
  width: 100%;
}

/* ============================================================================
   9. STAT CARDS
   ============================================================================ */

.stats {
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-4xl) 0;
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .stats__grid {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-3xl);
  }
}

.stat-card {
  text-align: center;
}

.stat-card__number {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
}

@media (min-width: 768px) {
  .stat-card__number {
    font-size: var(--font-size-5xl);
  }
}

.stat-card__label {
  font-size: var(--font-size-lg);
  opacity: 0.9;
}

/* ============================================================================
   10. FEATURE CARDS
   ============================================================================ */

.features__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .features__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-card {
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  background-color: var(--color-bg-light);
  transition: all var(--transition-base);
  position: relative;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--color-primary-lighter) 0%, transparent 100%);
  border-radius: var(--radius-xl);
  opacity: 0;
  transition: opacity var(--transition-base);
  pointer-events: none;
}

.feature-card:hover {
  box-shadow: var(--shadow-lg);
}

.feature-card:hover::before {
  opacity: 0.5;
}

.feature-card__number {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.feature-card__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--spacing-md);
}

.feature-card__description {
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* ============================================================================
   11. CTA SECTION
   ============================================================================ */

.cta {
  background: var(--gradient-primary);
  color: white;
  padding: var(--spacing-4xl) 0;
  text-align: center;
}

.cta__content {
  max-width: 800px;
  margin: 0 auto;
}

.cta__title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-lg);
  color: white;
}

@media (min-width: 768px) {
  .cta__title {
    font-size: var(--font-size-5xl);
  }
}

.cta__description {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-xl);
  opacity: 0.95;
}

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

.cta .btn--primary:hover {
  background-color: var(--color-bg-light);
}

/* ============================================================================
   12. BLOG CARDS
   ============================================================================ */

.page-hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: white;
  padding: var(--spacing-3xl) 0;
  text-align: center;
}

@media (min-width: 768px) {
  .page-hero {
    padding: var(--spacing-4xl) 0;
  }
}

.page-hero__title {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--spacing-md);
  color: white;
}

@media (min-width: 768px) {
  .page-hero__title {
    font-size: var(--font-size-5xl);
  }
}

.page-hero__subtitle {
  font-size: var(--font-size-lg);
  opacity: 0.95;
}

.blog-grid__wrapper {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-2xl);
}

@media (min-width: 768px) {
  .blog-grid__wrapper {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .blog-grid__wrapper {
    grid-template-columns: repeat(3, 1fr);
  }
}

.blog-card {
  background-color: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
}

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

.blog-card__image {
  width: 100%;
  height: 240px;
  overflow: hidden;
  background-color: var(--color-bg-light);
  position: relative;
}

@media (min-width: 768px) {
  .blog-card__image {
    height: 200px;
  }
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.05);
}

.blog-card__content {
  padding: var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
  font-size: var(--font-size-sm);
  color: var(--color-text-light);
}

.blog-card__category {
  background-color: var(--color-primary-lighter);
  color: var(--color-primary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-semibold);
}

.blog-card__date {
  color: var(--color-text-lighter);
}

.blog-card__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-tight);
}

.blog-card__title a {
  color: var(--color-text);
  transition: color var(--transition-fast);
}

.blog-card__title a:hover {
  color: var(--color-primary);
}

.blog-card__excerpt {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
  flex: 1;
  line-height: var(--line-height-relaxed);
}

.blog-card__link {
  display: inline-block;
  color: var(--color-primary);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-fast);
  position: relative;
}

.blog-card__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-fast);
  pointer-events: none;
}

.blog-card__link:hover::after {
  width: 100%;
}

/* ============================================================================
   13. ARTICLE CONTENT STYLES
   ============================================================================ */

.article-content {
  max-width: 800px;
  margin: 0 auto;
  padding: var(--spacing-3xl) 0;
}

@media (min-width: 768px) {
  .article-content {
    padding: var(--spacing-4xl) 0;
  }
}

.article-content h1,
.article-content h2,
.article-content h3 {
  margin-top: var(--spacing-2xl);
  margin-bottom: var(--spacing-lg);
}

.article-content h1:first-child {
  margin-top: 0;
}

.article-content p {
  margin-bottom: var(--spacing-lg);
  line-height: var(--line-height-relaxed);
}

.article-content ul,
.article-content ol {
  margin-bottom: var(--spacing-lg);
  padding-left: var(--spacing-xl);
}

.article-content li {
  list-style: disc;
  margin-bottom: var(--spacing-md);
  line-height: var(--line-height-relaxed);
}

.article-content ol li {
  list-style: decimal;
}

.article-content blockquote {
  border-left: 4px solid var(--color-primary);
  padding-left: var(--spacing-lg);
  margin: var(--spacing-xl) 0;
  font-style: italic;
  color: var(--color-text-light);
}

.article-content img {
  max-width: 100%;
  height: auto;
  border-radius: var(--radius-xl);
  margin: var(--spacing-xl) 0;
  box-shadow: var(--shadow-lg);
}

.article-content code {
  background-color: var(--color-bg-light);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  font-family: 'Courier New', monospace;
  font-size: 0.9em;
  color: var(--color-error);
}

.article-content pre {
  background-color: var(--color-bg-light);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  margin: var(--spacing-xl) 0;
}

.article-content pre code {
  background-color: transparent;
  padding: 0;
  color: var(--color-text);
}

/* ============================================================================
   14. FORM STYLES
   ============================================================================ */

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

label {
  display: block;
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--spacing-sm);
  color: var(--color-text);
}

input[type="text"],
input[type="email"],
input[type="phone"],
input[type="number"],
textarea,
select {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  font-family: inherit;
  transition: all var(--transition-fast);
  background-color: var(--color-bg);
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="phone"]:focus,
input[type="number"]:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px var(--color-primary-lighter);
  background-color: var(--color-bg);
}

input[type="text"]:disabled,
input[type="email"]:disabled,
input[type="phone"]:disabled,
input[type="number"]:disabled,
textarea:disabled,
select:disabled {
  background-color: var(--color-bg-lighter);
  color: var(--color-text-lighter);
  cursor: not-allowed;
}

textarea {
  resize: vertical;
  min-height: 150px;
}

.form-checkbox {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-md);
}

input[type="checkbox"] {
  width: 20px;
  height: 20px;
  cursor: pointer;
}

/* ============================================================================
   15. FOOTER
   ============================================================================ */

.footer {
  background-color: var(--color-text);
  color: var(--color-bg);
  padding: var(--spacing-3xl) 0 var(--spacing-lg) 0;
}

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

@media (min-width: 768px) {
  .footer__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer__grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer__column {
  padding: var(--spacing-lg) 0;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-bg);
  text-decoration: none;
  margin-bottom: var(--spacing-lg);
}

.footer__logo img {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
}

.footer__description {
  color: rgba(255, 255, 255, 0.7);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.footer__title {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--spacing-lg);
  color: var(--color-bg);
}

.footer__links,
.footer__contact {
  list-style: none;
}

.footer__links li,
.footer__contact li {
  margin-bottom: var(--spacing-md);
}

.footer__links a,
.footer__contact a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__contact a:hover {
  color: var(--color-bg);
}

.footer__contact {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  line-height: var(--line-height-relaxed);
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  text-align: center;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

@media (min-width: 768px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

.footer__legal {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
}

@media (min-width: 768px) {
  .footer__legal {
    justify-content: flex-start;
  }
}

.footer__legal a {
  color: rgba(255, 255, 255, 0.6);
}

.footer__legal a:hover {
  color: var(--color-bg);
}

/* ============================================================================
   16. COOKIE BANNER
   ============================================================================ */

.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-text);
  color: white;
  padding: var(--spacing-lg);
  box-shadow: var(--shadow-2xl);
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--spacing-lg);
  transform: translateY(120%);
  transition: transform var(--transition-base);
}

.cookie-banner.show {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .cookie-banner {
    padding: var(--spacing-lg) var(--spacing-xl);
  }
}

.cookie-banner__content {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
  flex: 1;
}

@media (min-width: 768px) {
  .cookie-banner__content {
    flex-direction: row;
    align-items: center;
    gap: var(--spacing-xl);
  }
}

.cookie-banner p {
  margin-bottom: 0;
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
}

.cookie-banner a {
  color: var(--color-primary-light);
  font-weight: var(--font-weight-semibold);
}

/* ============================================================================
   17. ACCORDION / FAQ STYLES
   ============================================================================ */

.accordion {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.accordion__item {
  border-bottom: 1px solid var(--color-border);
}

.accordion__item:last-child {
  border-bottom: none;
}

.accordion__button {
  width: 100%;
  padding: var(--spacing-lg);
  background-color: transparent;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  transition: all var(--transition-fast);
  text-align: left;
}

.accordion__button:hover {
  background-color: var(--color-bg-light);
  color: var(--color-primary);
}

.accordion__button.active {
  color: var(--color-primary);
  background-color: var(--color-bg-light);
}

.accordion__icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-base);
  color: var(--color-primary);
  flex-shrink: 0;
}

.accordion__button.active .accordion__icon {
  transform: rotate(180deg);
}

.accordion__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-base), padding var(--transition-base);
}

.accordion__content.active {
  max-height: 1000px;
  padding: 0 var(--spacing-lg) var(--spacing-lg) var(--spacing-lg);
}

.accordion__text {
  color: var(--color-text-light);
  line-height: var(--line-height-relaxed);
}

/* ============================================================================
   18. UTILITY CLASSES
   ============================================================================ */

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

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

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

.mt-0 { margin-top: 0; }
.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }
.mt-2xl { margin-top: var(--spacing-2xl); }
.mt-3xl { margin-top: var(--spacing-3xl); }

.mb-0 { margin-bottom: 0; }
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }
.mb-2xl { margin-bottom: var(--spacing-2xl); }
.mb-3xl { margin-bottom: var(--spacing-3xl); }

.pt-0 { padding-top: 0; }
.pt-sm { padding-top: var(--spacing-sm); }
.pt-md { padding-top: var(--spacing-md); }
.pt-lg { padding-top: var(--spacing-lg); }
.pt-xl { padding-top: var(--spacing-xl); }

.pb-0 { padding-bottom: 0; }
.pb-sm { padding-bottom: var(--spacing-sm); }
.pb-md { padding-bottom: var(--spacing-md); }
.pb-lg { padding-bottom: var(--spacing-lg); }
.pb-xl { padding-bottom: var(--spacing-xl); }

/* Display utilities */
.hidden {
  display: none !important;
}

.block {
  display: block;
}

.inline-block {
  display: inline-block;
}

.flex {
  display: flex;
}

.grid {
  display: grid;
}

/* ============================================================================
   19. RESPONSIVE DESIGN - TABLET (768px and up)
   ============================================================================ */

@media (min-width: 768px) {
  h1 {
    font-size: var(--font-size-5xl);
  }

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

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

/* ============================================================================
   20. RESPONSIVE DESIGN - DESKTOP (1024px and up)
   ============================================================================ */

@media (min-width: 1024px) {
  .section {
    padding: var(--spacing-4xl) 0;
  }
}

/* ============================================================================
   21. RESPONSIVE DESIGN - LARGE DESKTOP (1200px and up)
   ============================================================================ */

@media (min-width: 1200px) {
  /* Enhanced spacing and sizing for large screens */
}

/* ============================================================================
   22. PRINT STYLES
   ============================================================================ */

@media print {
  body {
    background-color: white;
    font-size: 12pt;
    line-height: 1.5;
  }

  a {
    text-decoration: underline;
  }

  .header,
  .footer,
  .cookie-banner,
  .nav__toggle {
    display: none !important;
  }

  .section {
    page-break-inside: avoid;
  }
}

/* ============================================================================
   23. ACCESSIBILITY
   ============================================================================ */

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

/* Focus visible for keyboard navigation */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Skip to main content link */
.skip-link {
  position: absolute;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: white;
  padding: var(--spacing-sm) var(--spacing-md);
  text-decoration: none;
  z-index: var(--z-popover);
}

.skip-link:focus {
  top: 0;
}

/* ============================================================================
   24. ANIMATIONS
   ============================================================================ */

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

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

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

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.animate-slideInUp {
  animation: slideInUp 0.6s ease-out;
}

.animate-slideInDown {
  animation: slideInDown 0.6s ease-out;
}

.animate-slideInLeft {
  animation: slideInLeft 0.6s ease-out;
}

.animate-slideInRight {
  animation: slideInRight 0.6s ease-out;
}

.animate-fadeIn {
  animation: fadeIn 0.6s ease-out;
}

.animate-pulse {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ============================================================================
   END OF STYLESHEET
   ============================================================================ */