@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Manrope:wght@300;400;500;600;700;800&display=swap');

:root {
  /* Color System */
  --color-primary: #0B1F33; /* Deep Navy */
  --color-secondary: #142F4A; /* Midnight Blue */
  --color-accent: #C8A45D; /* Gold */
  --color-white: #FFFFFF;
  --color-light: #F5F7FA;
  --color-dark: #081522;
  --color-text: #17202A;
  --color-muted: #667085;
  --color-border: rgba(11, 31, 51, 0.1);
  --color-border-dark: rgba(255, 255, 255, 0.1);

  /* Typography */
  --font-heading: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Transitions */
  --transition-fast: 0.2s ease-in-out;
  --transition-slow: 0.4s ease-in-out;
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background-color: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography Utilities */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--color-primary);
  font-weight: 700;
  line-height: 1.2;
}

.text-white h1, .text-white h2, .text-white h3, .text-white h4, .text-white h5, .text-white h6 {
  color: var(--color-white);
}

.text-accent {
  color: var(--color-accent);
}

.text-muted {
  color: var(--color-muted);
}

p {
  margin-bottom: 1rem;
}

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

a:hover {
  color: var(--color-accent);
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 6rem 0;
}

.section-dark {
  background-color: var(--color-dark);
  color: var(--color-light);
}

.section-light {
  background-color: var(--color-light);
}

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

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }
.mb-5 { margin-bottom: 3rem; }

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mt-5 { margin-top: 3rem; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  font-family: var(--font-body);
  font-weight: 600;
  text-align: center;
  border-radius: 4px;
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

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

.btn-primary:hover {
  background-color: var(--color-secondary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(11, 31, 51, 0.2);
}

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

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

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

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

/* Header & Navigation */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  border-bottom: 1px solid var(--color-border);
  transition: transform var(--transition-fast);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo img {
  height: 40px;
  width: auto;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--color-accent);
  transition: width var(--transition-fast);
}

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

/* Dropdown */
.dropdown {
  position: relative;
}

.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background-color: var(--color-white);
  min-width: 260px;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
  border-radius: 4px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: all var(--transition-fast);
  list-style: none;
  padding: 1rem 0;
  border: 1px solid var(--color-border);
}

.dropdown:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-item {
  display: block;
  padding: 0.75rem 1.5rem;
  color: var(--color-text);
  font-size: 0.9rem;
}

.dropdown-item:hover {
  background-color: var(--color-light);
  color: var(--color-primary);
  padding-left: 2rem; /* micro animation */
}

.mobile-toggle {
  display: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-primary);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px; /* Offset for header */
  background-color: var(--color-primary);
  color: var(--color-white);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
  z-index: 1;
}

.hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to right, rgba(11, 31, 51, 0.9) 0%, rgba(11, 31, 51, 0.5) 100%);
  z-index: 2;
}

.hero-content {
  position: relative;
  z-index: 3;
  max-width: 800px;
}

.hero-title {
  font-size: 4rem;
  margin-bottom: 1.5rem;
  color: var(--color-white);
  letter-spacing: -1px;
}

.hero-subtitle {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  color: rgba(255, 255, 255, 0.9);
  max-width: 600px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* Page Header */
.page-header {
  padding: 10rem 0 6rem;
  background-color: var(--color-light);
  text-align: center;
}

.page-title {
  font-size: 3rem;
  margin-bottom: 1rem;
}

.page-subtitle {
  font-size: 1.2rem;
  color: var(--color-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards & Grids */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  overflow: hidden;
  transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 30px rgba(0,0,0,0.05);
}

.card-img-wrap {
  width: 100%;
  height: 240px;
  overflow: hidden;
}

.card-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

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

.card-content {
  padding: 2rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.card-text {
  color: var(--color-muted);
  font-size: 0.95rem;
}

/* Features Sections */
.feature-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
}

.feature-img {
  width: 100%;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.1);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.tag {
  font-size: 0.8rem;
  padding: 0.25rem 0.75rem;
  background-color: rgba(200, 164, 93, 0.1);
  color: var(--color-accent);
  border: 1px solid rgba(200, 164, 93, 0.3);
  border-radius: 50px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Process Timeline */
.process-wrapper {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  position: relative;
}

.process-step {
  position: relative;
  padding-top: 2rem;
}

.process-step::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--color-border);
}

.process-step::after {
  content: '';
  position: absolute;
  top: -4px;
  left: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

.process-title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
}

.process-desc {
  color: var(--color-muted);
  font-size: 0.9rem;
}

/* Form Styles */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 500;
  font-size: 0.95rem;
}

.form-control {
  width: 100%;
  padding: 1rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
  background-color: var(--color-light);
}

.form-control:focus {
  outline: none;
  border-color: var(--color-primary);
  background-color: var(--color-white);
}

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

/* Footer */
.footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .footer-logo {
  height: 40px;
  margin-bottom: 1rem;
}

.footer-desc {
  color: rgba(255,255,255,0.7);
  font-size: 0.9rem;
  max-width: 300px;
}

.footer-title {
  color: var(--color-white);
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

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

.footer-link {
  display: block;
  color: rgba(255,255,255,0.7);
  margin-bottom: 0.75rem;
  font-size: 0.9rem;
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-bottom {
  border-top: 1px solid var(--color-border-dark);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
  color: rgba(255,255,255,0.5);
}

.footer-legal-links {
  display: flex;
  gap: 1rem;
}

.footer-legal-links a {
  color: rgba(255,255,255,0.5);
}

.footer-legal-links a:hover {
  color: var(--color-white);
}

/* Connecting Line Animation */
.connecting-line {
  position: absolute;
  width: 1px;
  height: 100px;
  background-color: var(--color-accent);
  left: 50%;
  transform: translateX(-50%);
  animation: pulse-line 3s infinite;
  opacity: 0.5;
}

@keyframes pulse-line {
  0% { transform: scaleY(0); transform-origin: top; }
  50% { transform: scaleY(1); transform-origin: top; }
  50.1% { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive */
@media (max-width: 1024px) {
  .hero-title { font-size: 3rem; }
  .grid-4, .process-wrapper { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--color-white);
    flex-direction: column;
    padding: 2rem;
    transition: left var(--transition-fast);
    overflow-y: auto;
  }
  
  .nav-menu.active { left: 0; }
  
  .mobile-toggle { display: block; }
  
  .hero-title { font-size: 2.5rem; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .feature-split { grid-template-columns: 1fr; gap: 2rem; }
  .process-wrapper { grid-template-columns: 1fr; }
  
  .process-step::before {
    width: 2px;
    height: 100%;
    top: 0;
    left: 4px;
  }
  .process-step::after {
    top: 2rem;
    left: 0;
  }
  .process-step { padding-left: 2rem; padding-top: 2rem; }
  
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}