:root {
  /* Theme Colors */
  --color-cream: #f5f1e8;
  --color-blue: #4169e1;
  --color-green: #2ecc71;
  --color-red: #e74c3c;
  --color-black: #1a1a1a;
  --color-purple: #9b59b6;
  --color-pink: #ff69b4;
  --color-yellow: #f1c40f;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;

  /* Border Radius */
  --radius: 1.5rem;
  --radius-sm: 0.75rem;
  --radius-lg: 2rem;

  /* Shadows */
  --shadow: 6px 6px 0 var(--color-black);
  --shadow-lg: 10px 10px 0 var(--color-black);
  --shadow-hover: 8px 8px 0 var(--color-black);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
  background-color: var(--color-cream);
  color: var(--color-black);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Header Styles */
.site-header {
  background-color: var(--color-black);
  border-bottom: 5px solid var(--color-blue);
  padding: var(--spacing-md) var(--spacing-lg);
  position: sticky;
  top: 0;
  z-index: 100;
  animation: slideDown 0.5s ease;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
  }
  to {
    transform: translateY(0);
  }
}

.header-content {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo-section {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.logo-image {
  width: 50px;
  height: 50px;
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-yellow);
  letter-spacing: 2px;
}

.main-nav {
  display: flex;
  gap: var(--spacing-md);
}

.nav-link {
  color: var(--color-cream);
  text-decoration: none;
  font-weight: 700;
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  background-color: var(--color-blue);
  transform: translateY(-2px);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 25px;
  height: 3px;
  background-color: var(--color-cream);
  transition: all 0.3s ease;
}

/* Hero Section */
.hero-section {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
  min-height: 70vh;
}

.hero-title {
  font-size: 4rem;
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: var(--spacing-md);
  color: var(--color-black);
  animation: fadeInUp 0.8s ease;
}

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

.hero-subtitle {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-lg);
  color: var(--color-black);
  opacity: 0.8;
  animation: fadeInUp 0.8s ease 0.2s backwards;
}

.cta-button {
  display: inline-block;
  background-color: var(--color-pink);
  color: var(--color-cream);
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius);
  font-weight: 900;
  font-size: 1.2rem;
  text-decoration: none;
  border: 4px solid var(--color-black);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  animation: fadeInUp 0.8s ease 0.4s backwards;
}

.cta-button:hover {
  transform: translate(2px, 2px);
  box-shadow: 4px 4px 0 var(--color-black);
}

.hero-graphic {
  position: relative;
  height: 400px;
}

.floating-calc-icon {
  position: absolute;
  font-size: 6rem;
  font-weight: 900;
  animation: float 3s ease-in-out infinite;
}

.floating-calc-icon:nth-child(1) {
  top: 20%;
  left: 10%;
  color: var(--color-blue);
}

.floating-calc-icon.delay-1 {
  top: 50%;
  right: 20%;
  color: var(--color-green);
  animation-delay: 0.5s;
}

.floating-calc-icon.delay-2 {
  bottom: 10%;
  left: 30%;
  color: var(--color-purple);
  animation-delay: 1s;
}

@keyframes float {
  0%,
  100% {
    transform: translateY(0) rotate(0deg);
  }
  50% {
    transform: translateY(-20px) rotate(5deg);
  }
}

/* Section Styles */
.calculators-section {
  padding: var(--spacing-xl) var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.section-title {
  font-size: 3rem;
  font-weight: 900;
  text-align: center;
  margin-bottom: var(--spacing-xl);
  color: var(--color-black);
  position: relative;
}

.section-title::after {
  content: "";
  display: block;
  width: 100px;
  height: 6px;
  background-color: var(--color-yellow);
  margin: var(--spacing-md) auto 0;
  border-radius: 3px;
}

/* Calculator Cards Grid */
.calculators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.calculator-card {
  background-color: white;
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  cursor: pointer;
  text-decoration: none;
  color: var(--color-black);
  display: block;
}

.calculator-card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hover);
}

.calculator-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
  display: block;
}

.calculator-card h3 {
  font-size: 1.3rem;
  font-weight: 900;
  margin-bottom: var(--spacing-xs);
}

.calculator-card p {
  color: var(--color-black);
  opacity: 0.7;
  font-size: 0.95rem;
}

.calculator-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  margin-top: var(--spacing-sm);
  color: white;
}

/* Features Section */
.features-section {
  padding: var(--spacing-xl) var(--spacing-lg);
  background-color: var(--color-blue);
  margin: var(--spacing-xl) 0;
}

.features-section .section-title {
  color: var(--color-cream);
}

.features-section .section-title::after {
  background-color: var(--color-yellow);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  max-width: 1400px;
  margin: 0 auto;
}

.feature-card {
  background-color: var(--color-cream);
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-5px) rotate(1deg);
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.feature-card h3 {
  font-size: 1.2rem;
  font-weight: 900;
  margin-bottom: var(--spacing-xs);
}

/* Footer Styles */
.site-footer {
  background-color: var(--color-black);
  color: var(--color-cream);
  padding: var(--spacing-xl) var(--spacing-lg) var(--spacing-md);
  border-top: 5px solid var(--color-green);
}

.footer-content {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-lg);
}

.footer-title {
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--color-yellow);
  margin-bottom: var(--spacing-sm);
}

.footer-description {
  opacity: 0.8;
  line-height: 1.6;
}

.footer-heading {
  font-size: 1.1rem;
  font-weight: 900;
  margin-bottom: var(--spacing-md);
  color: var(--color-pink);
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: var(--spacing-xs);
}

.footer-links a {
  color: var(--color-cream);
  text-decoration: none;
  opacity: 0.8;
  transition: all 0.3s ease;
}

.footer-links a:hover {
  opacity: 1;
  padding-left: var(--spacing-xs);
  color: var(--color-yellow);
}

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

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--color-blue);
  border-radius: var(--radius-sm);
  color: var(--color-cream);
  transition: all 0.3s ease;
  border: 2px solid var(--color-cream);
}

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

.newsletter-form {
  display: flex;
  gap: var(--spacing-xs);
  margin-top: var(--spacing-sm);
}

.newsletter-input {
  flex: 1;
  padding: var(--spacing-sm);
  border: 3px solid var(--color-cream);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  background-color: var(--color-cream);
}

.newsletter-button {
  padding: var(--spacing-sm) var(--spacing-md);
  background-color: var(--color-green);
  color: var(--color-cream);
  border: 3px solid var(--color-cream);
  border-radius: var(--radius-sm);
  font-weight: 900;
  cursor: pointer;
  transition: all 0.3s ease;
}

.newsletter-button:hover {
  background-color: var(--color-yellow);
  color: var(--color-black);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 2px solid rgba(255, 255, 255, 0.1);
  opacity: 0.8;
}

/* Sidebar Styles */
.sidebar {
  position: fixed;
  left: -300px;
  top: 0;
  width: 300px;
  height: 100vh;
  background-color: white;
  border-right: 5px solid var(--color-black);
  padding: var(--spacing-lg);
  z-index: 1000;
  transition: left 0.3s ease;
  overflow-y: auto;
}

.sidebar.active {
  left: 0;
}

.sidebar-close {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  background: none;
  border: none;
  font-size: 2rem;
  cursor: pointer;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.3s ease;
}

.sidebar-close:hover {
  background-color: var(--color-red);
  color: white;
}

.sidebar-section {
  margin-bottom: var(--spacing-lg);
}

.sidebar-title {
  font-size: 1.2rem;
  font-weight: 900;
  margin-bottom: var(--spacing-md);
  color: var(--color-black);
  border-bottom: 3px solid var(--color-blue);
  padding-bottom: var(--spacing-xs);
}

.sidebar-links {
  list-style: none;
}

.sidebar-link {
  display: block;
  padding: var(--spacing-sm);
  color: var(--color-black);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  font-weight: 600;
}

.sidebar-link:hover {
  background-color: var(--color-blue);
  color: white;
  transform: translateX(5px);
}

.sidebar-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-color: rgba(0, 0, 0, 0.5);
  z-index: 999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.sidebar-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.sidebar-toggle {
  position: fixed;
  left: var(--spacing-md);
  bottom: var(--spacing-md);
  width: 60px;
  height: 60px;
  background-color: var(--color-pink);
  color: white;
  border: 4px solid var(--color-black);
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
  z-index: 500;
}

.sidebar-toggle:hover {
  transform: scale(1.1) rotate(90deg);
}

/* Calculator Page Styles */
.calculator-page {
  max-width: 1200px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-lg);
}

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

.calculator-title {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: var(--spacing-sm);
}

.calculator-description {
  font-size: 1.2rem;
  opacity: 0.8;
}

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

.calculator-form {
  background-color: white;
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
}

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

.form-group label {
  display: block;
  font-weight: 700;
  margin-bottom: var(--spacing-xs);
  color: var(--color-black);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--spacing-sm);
  border: 3px solid var(--color-black);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(65, 105, 225, 0.2);
}

.calculate-button {
  width: 100%;
  padding: var(--spacing-md);
  background-color: var(--color-green);
  color: white;
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  font-size: 1.2rem;
  font-weight: 900;
  cursor: pointer;
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

.calculate-button:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hover);
}

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

.result-card {
  background-color: var(--card-color, var(--color-blue));
  color: white;
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  animation: slideIn 0.5s ease;
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(20px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.result-label {
  font-size: 1rem;
  opacity: 0.9;
  margin-bottom: var(--spacing-xs);
}

.result-value {
  font-size: 2.5rem;
  font-weight: 900;
}

.result-breakdown {
  background-color: white;
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
}

.result-breakdown h3 {
  font-size: 1.5rem;
  font-weight: 900;
  margin-bottom: var(--spacing-md);
  border-bottom: 3px solid var(--color-yellow);
  padding-bottom: var(--spacing-xs);
}

.breakdown-item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 2px solid rgba(0, 0, 0, 0.1);
}

.breakdown-item:last-child {
  border-bottom: none;
}

.breakdown-item span:last-child {
  font-weight: 700;
  color: var(--color-blue);
}

/* Adding info-sections styles for calculator pages */
.info-sections {
  margin-top: var(--spacing-xl);
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.info-card {
  background-color: white;
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border-top: 8px solid var(--card-color, var(--color-blue));
}

.info-card h2 {
  font-size: 1.5rem;
  font-weight: 900;
  margin-bottom: var(--spacing-md);
  color: var(--card-color, var(--color-blue));
}

.info-card p {
  margin-bottom: var(--spacing-sm);
  line-height: 1.7;
}

.info-card ol,
.info-card ul {
  padding-left: var(--spacing-lg);
}

.info-card li {
  margin-bottom: var(--spacing-xs);
  line-height: 1.6;
}

/* Page Hero */
.page-hero {
  text-align: center;
  padding: var(--spacing-xl) var(--spacing-lg);
  background: linear-gradient(135deg, var(--color-blue) 0%, var(--color-purple) 100%);
  color: white;
  margin-bottom: var(--spacing-xl);
}

.page-title {
  font-size: 3rem;
  font-weight: 900;
  margin-bottom: var(--spacing-sm);
}

.page-subtitle {
  font-size: 1.3rem;
  opacity: 0.9;
}

/* Search Section */
.search-section {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.search-input {
  width: 100%;
  padding: var(--spacing-md);
  border: 4px solid var(--color-black);
  border-radius: var(--radius);
  font-size: 1.2rem;
  box-shadow: var(--shadow);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-blue);
}

/* Responsive Design */
@media (max-width: 768px) {
  .hero-section {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-graphic {
    height: 250px;
  }

  .calculator-layout {
    grid-template-columns: 1fr;
  }

  .main-nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 80%;
    height: 100vh;
    background-color: var(--color-black);
    flex-direction: column;
    padding: var(--spacing-xl) var(--spacing-lg);
    transition: left 0.3s ease;
    z-index: 1000;
  }

  .main-nav.active {
    left: 0;
  }

  .mobile-menu-toggle {
    display: flex;
    z-index: 1001;
  }

  .mobile-menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
  }

  .mobile-menu-toggle.active span:nth-child(2) {
    opacity: 0;
  }

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

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

  .calculators-grid {
    grid-template-columns: 1fr;
  }
}

.main-container {
  min-height: 60vh;
}