/* CSS Variables */
:root {
  --color-primary: #85B8D6;
  --color-secondary: #E7DCC7;
  --color-bg-primary: #F5F7F9;
  --color-bg-secondary: #DCE3E6;
  --color-text-primary: #2c3e50;
  --color-text-secondary: #5a6c7d;
  --font-heading: 'Montserrat', sans-serif;
  --font-body: 'Source Serif Pro', serif;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --transition-fast: 0.3s ease;
  --transition-slow: 0.6s ease;
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.12);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.16);
}

/* Reset and Base Styles */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  color: var(--color-text-primary);
  background-color: var(--color-bg-primary);
  line-height: 1.8;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

h1 {
  font-size: clamp(2rem, 5vw, 3.5rem);
  margin-bottom: var(--space-lg);
}

h2 {
  font-size: clamp(1.5rem, 4vw, 2.5rem);
  margin-bottom: var(--space-md);
}

h3 {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
}

p {
  margin-bottom: var(--space-md);
  color: var(--color-text-secondary);
}

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

a:hover {
  color: #5a9bb8;
}

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

/* Header */
.site-header {
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  padding: var(--space-md) 0;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-slow);
}

.site-header.hidden {
  transform: translateY(-100%);
}

.header-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.brand-name {
  font-family: var(--font-heading);
  font-size: clamp(1rem, 2vw, 2rem);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -0.03em;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 20px;
  align-items: center;
}

.nav-menu li a {
  color: var(--color-text-primary);
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  padding: var(--space-sm) var(--space-md);
  border-radius: var(--radius-md);
  transition: background-color var(--transition-fast);
}

.nav-menu li a:hover {
  background-color: var(--color-bg-secondary);
}

.burger-button {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  color: var(--color-text-primary);
  font-size: 1.5rem;
  order: 999;
}

.nav-menu.active {
  display: flex;
}

/* Main Content */
main {
  flex: 1;
  padding: var(--space-xl) 0;
}

.section {
  margin-bottom: var(--space-xl);
  opacity: 0;
  animation: fadeInUp 0.8s ease forwards;
}

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

.section-delay-1 {
  animation-delay: 0.2s;
}

.section-delay-2 {
  animation-delay: 0.4s;
}

.section-delay-3 {
  animation-delay: 0.6s;
}

/* Hero Section */
.hero-section {
  text-align: center;
  padding: var(--space-xl) 0;
  background: linear-gradient(135deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-xl);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4rem);
  margin-bottom: var(--space-md);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-text-primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  max-width: 800px;
  margin: 0 auto var(--space-lg);
  color: var(--color-text-secondary);
}

/* Banner Section */
.banner-section {
  margin: var(--space-xl) 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

.banner-image {
  width: 100%;
  height: 400px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.banner-image:hover {
  transform: scale(1.02);
}

/* Card Grid */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  margin: var(--space-lg) 0;
}

.card {
  background: var(--color-bg-primary);
  border: 1px solid var(--color-bg-secondary);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.card-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: var(--radius-md);
  margin-bottom: var(--space-md);
}

.card-title {
  font-size: 1.5rem;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.card-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  flex-grow: 1;
}

.card-price {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-top: auto;
}

/* Feature Blocks */
.feature-block {
  background: linear-gradient(135deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.feature-block::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle, rgba(133, 184, 214, 0.1) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% {
    transform: translate(0, 0) rotate(0deg);
  }
  50% {
    transform: translate(-20px, -20px) rotate(180deg);
  }
}

.feature-title {
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
  position: relative;
  z-index: 1;
}

/* Flow Diagram */
.flow-diagram {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  margin: var(--space-lg) 0;
}

.flow-step {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-md);
  background: var(--color-bg-primary);
  border-left: 4px solid var(--color-primary);
  border-radius: var(--radius-md);
}

.flow-arrow {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin: var(--space-sm) 0;
}

.flow-icon {
  font-size: 2rem;
  color: var(--color-primary);
}

.card-link {
  margin-top: auto;
}

.feature-card {
  background: var(--color-bg-primary);
  margin-top: var(--space-md);
}

.feature-result {
  margin-top: var(--space-md);
}

.policy-list {
  text-align: left;
  padding-left: var(--space-lg);
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.policy-subtitle {
  font-size: 1.25rem;
  margin-top: var(--space-md);
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--color-text-primary);
}

.thank-you-buttons {
  margin-top: var(--space-xl);
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.form-button-secondary {
  background: var(--color-bg-secondary);
  color: var(--color-text-primary);
}

.form-button-secondary:hover {
  background: #c5d0d6;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: var(--space-xl) auto;
  background: var(--color-bg-primary);
  padding: var(--space-xl);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

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

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--space-md);
  border: 2px solid var(--color-bg-secondary);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
  background: var(--color-bg-primary);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.checkbox-input {
  margin-top: 0.3rem;
  cursor: pointer;
}

.checkbox-label {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.form-button {
  width: 100%;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast), transform var(--transition-fast);
}

.form-button:hover {
  background: #5a9bb8;
  transform: translateY(-2px);
}

.form-button:active {
  transform: translateY(0);
}

/* Map Container */
.map-container {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin: var(--space-xl) 0;
  box-shadow: var(--shadow-md);
}

.map-iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Footer */
.site-footer {
  background: linear-gradient(135deg, var(--color-text-primary) 0%, #1a252f 100%);
  color: var(--color-bg-primary);
  padding: var(--space-xl) 0 var(--space-md);
  margin-top: var(--space-xl);
}

.footer-content {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-section {
  flex: 1;
  min-width: 200px;
}

.footer-title {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  margin-bottom: var(--space-md);
  color: var(--color-bg-primary);
}

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

.footer-menu li {
  margin-bottom: var(--space-sm);
}

.footer-menu a {
  color: var(--color-bg-secondary);
  transition: color var(--transition-fast);
}

.footer-menu a:hover {
  color: var(--color-bg-primary);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--space-md);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: var(--color-bg-secondary);
  font-size: 0.9rem;
}

/* Privacy Popup */
.privacy-popup {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.7);
  z-index: 10000;
  justify-content: center;
  align-items: center;
  padding: var(--space-md);
}

.privacy-popup.active {
  display: flex;
}

.popup-content {
  background: var(--color-bg-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
  max-width: 600px;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.popup-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text-primary);
  transition: color var(--transition-fast);
}

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

/* Thank You Page */
.thank-you-section {
  text-align: center;
  padding: var(--space-xl) 0;
  max-width: 800px;
  margin: 0 auto;
}

.thank-you-icon {
  font-size: 4rem;
  color: var(--color-primary);
  margin-bottom: var(--space-lg);
}

/* 404 Page */
.error-page {
  text-align: center;
  padding: var(--space-xl) 0;
  min-height: 60vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.error-code {
  font-size: clamp(4rem, 10vw, 8rem);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: var(--space-md);
}

.error-message {
  font-size: clamp(1.25rem, 3vw, 1.75rem);
  margin-bottom: var(--space-lg);
}

/* Policy Pages */
.policy-content {
  max-width: 900px;
  margin: 0 auto;
  padding: var(--space-xl) 0;
}

.policy-section {
  margin-bottom: var(--space-xl);
}

.policy-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.policy-text {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.date {
  font-style: italic;
  color: var(--color-text-secondary);
  margin-top: var(--space-lg);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-bg-secondary);
}

/* Downloadable Content */
.download-section {
  background: var(--color-bg-secondary);
  padding: var(--space-lg);
  border-radius: var(--radius-lg);
  margin: var(--space-lg) 0;
  text-align: center;
}

.download-button {
  display: inline-block;
  padding: var(--space-md) var(--space-lg);
  background: var(--color-primary);
  color: white;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  transition: background-color var(--transition-fast);
  margin-top: var(--space-md);
}

.download-button:hover {
  background: #5a9bb8;
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-primary);
    flex-direction: column;
    padding: var(--space-md);
    box-shadow: var(--shadow-md);
    z-index: 1000;
    width: 100%;
  }

  .burger-button {
    display: block;
  }

  .nav-menu.active {
    display: flex;
  }

  .header-content {
    position: relative;
  }

  .footer-content {
    flex-direction: column;
  }

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

  .flow-step {
    flex-direction: column;
    text-align: center;
  }

  .flow-arrow {
    transform: rotate(90deg);
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }

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

  .hero-section,
  .contact-form,
  .feature-block {
    padding: var(--space-md);
  }

  .banner-image {
    height: 250px;
  }
}

@media (max-width: 320px) {
  html {
    font-size: 12px;
  }

  .card-grid {
    grid-template-columns: 1fr;
    gap: var(--space-md);
  }
}

/* Print Styles */
@media print {
  .site-header,
  .site-footer,
  .burger-button,
  .privacy-popup {
    display: none;
  }

  body {
    background: white;
    color: black;
  }
}