:root {
  --primary-color: #005A87;
  --secondary-color: #A0D2EB;
  --bg-color: #ffffff;
  --text-color: #171717;
  --text-muted: #4a4a4a;
  --glass-bg: rgba(255, 255, 255, 0.7);
  --glass-border: rgba(0, 90, 135, 0.1);
  --border-radius-lg: 16px;
  --border-radius-md: 8px;
  --shadow-subtle: 0 4px 20px rgba(0, 0, 0, 0.05);
  --transition: all 0.3s ease;
  --font-main: 'Open Sans', 'Helvetica Neue', Helvetica, Arial, sans-serif;
}

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

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-main);
  line-height: 1.6;
  font-size: 18px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

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

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

/* Bento Grid Layout */
.bento-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: minmax(200px, auto);
  gap: 20px;
  padding: 40px;
  max-width: 1200px;
  margin: 0 auto;
}

.bento-item {
  background: var(--bg-color);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
  padding: 30px;
  box-shadow: var(--shadow-subtle);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.bento-item:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 90, 135, 0.1);
}

.bento-large {
  grid-column: span 2;
  grid-row: span 2;
}

.bento-wide {
  grid-column: span 2;
}

/* Interactive & Glassmorphism Elements */
.glass-panel {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  border-radius: var(--border-radius-lg);
}

/* Form Styles */
.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-color);
}

input, select, textarea {
  width: 100%;
  padding: 14px;
  border: 2px solid #e0e0e0;
  border-radius: var(--border-radius-md);
  font-family: var(--font-main);
  font-size: 16px;
  transition: var(--transition);
  background-color: #fafafa;
}

input:focus, select:focus {
  outline: none;
  border-color: var(--secondary-color);
  background-color: #fff;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 16px 32px;
  background-color: var(--primary-color);
  color: #ffffff;
  border-radius: var(--border-radius-md);
  font-weight: 600;
  text-align: center;
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.btn:hover {
  background-color: #004567;
  color: #ffffff;
  transform: scale(1.02);
}

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

.btn-secondary:hover {
  background-color: #8cc4e0;
}

/* Comparator Table */
.comparator {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  margin: 20px 0;
}

.comparator th {
  background: var(--primary-color);
  color: #fff;
  padding: 20px;
  text-align: left;
}

.comparator td {
  padding: 20px;
  border-bottom: 1px solid #eee;
}

.comparator tr:last-child td {
  border-bottom: none;
}

.comparator tr:nth-child(even) {
  background-color: rgba(160, 210, 235, 0.05);
}

/* Responsive */
@media (max-width: 1024px) {
  .bento-container {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .bento-container {
    grid-template-columns: 1fr;
    padding: 20px;
  }
  .bento-large, .bento-wide {
    grid-column: span 1;
  }
  .btn {
    width: 100%;
  }
}

/* Utilities */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.accent-border { border-left: 5px solid var(--secondary-color); }

/* Sticky Bar & Modal Form */
.sticky-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--glass-bg);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  padding: 15px 5%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  z-index: 1000;
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
  box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.08);
  border-top: 1px solid var(--glass-border);
}

.sticky-bar.visible {
  transform: translateY(0);
}

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.6);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 2000;
  padding: 20px;
  backdrop-filter: blur(5px);
}

.modal-overlay.active {
  display: flex;
}

.modal-form {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 40px;
  border-radius: var(--border-radius-lg);
  max-width: 500px;
  width: 100%;
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--glass-border);
  position: relative;
}

.modal-form h2 {
  margin-top: 0;
  font-size: 1.5rem;
}

.modal-form .form-group {
  margin-bottom: 1.5rem;
}