:root {
  --primary: #38bdf8;
  --primary-hover: #0284c7;
  --primary-dark: #0369a1;
  --primary-light: #e0f2fe;
  --accent: #0ea5e9;
  --dark-bg: #0b1120;
  --dark-card: #1e293b;
  --dark-card-hover: #334155;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --light-bg: #f8fafc;
  --light-card: #ffffff;
  --border-color: #e2e8f0;
  --radius: 12px;
  --shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 20px 30px -10px rgba(56, 189, 248, 0.15);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-main);
  background-color: var(--light-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--primary-dark);
  text-decoration: none;
  transition: all 0.2s ease;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Nav */
header {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 1px solid var(--border-color);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 24px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -0.5px;
}

.logo svg {
  width: 36px;
  height: 36px;
}

.logo span {
  color: var(--primary);
}

nav ul {
  display: flex;
  list-style: none;
  gap: 24px;
  align-items: center;
}

nav ul li a {
  font-weight: 500;
  color: #334155;
  font-size: 15px;
}

nav ul li a:hover, nav ul li a.active {
  color: var(--primary-dark);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 22px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
}

.btn-primary {
  background: #38bdf8;
  color: #0b1120 !important;
  box-shadow: 0 4px 14px rgba(56, 189, 248, 0.35);
}

.btn-primary:hover {
  background: #0284c7;
  color: #ffffff !important;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(56, 189, 248, 0.45);
}

.btn-outline {
  border: 1.5px solid var(--border-color);
  background: transparent;
  color: #334155;
}

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

.btn-lg {
  padding: 14px 30px;
  font-size: 16px;
  border-radius: 10px;
}

/* Hero Section */
.hero {
  background: linear-gradient(180deg, #0b1120 0%, #1e293b 100%);
  color: #ffffff;
  padding: 100px 0 90px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 300px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.2) 0%, rgba(0,0,0,0) 70%);
  filter: blur(40px);
  pointer-events: none;
}

.hero-badge {
  display: inline-block;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #7dd3fc;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  letter-spacing: -1px;
}

.hero h1 span {
  color: #38bdf8;
}

.hero p {
  font-size: 19px;
  color: #94a3b8;
  max-width: 680px;
  margin: 0 auto 36px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
}

/* Page Banner */
.page-banner {
  background: #0b1120;
  color: #ffffff;
  padding: 70px 0 60px;
  text-align: center;
}

.page-banner h1 {
  font-size: 38px;
  font-weight: 800;
  margin-bottom: 12px;
  letter-spacing: -0.5px;
}

.page-banner p {
  font-size: 17px;
  color: #94a3b8;
  max-width: 600px;
  margin: 0 auto;
}

/* Features & Highlights */
.section-title {
  text-align: center;
  margin-bottom: 50px;
}

.section-title h2 {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 12px;
}

.section-title p {
  font-size: 17px;
  color: var(--text-muted);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
  margin-top: 40px;
}

.feature-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  padding: 36px 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: all 0.3s ease;
}

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

.feature-icon {
  width: 54px;
  height: 54px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 24px;
}

.feature-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 15px;
}

/* Pricing Section */
.pricing-section {
  padding: 90px 0;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  align-items: stretch;
}

.pricing-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 40px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow);
  position: relative;
  transition: all 0.3s ease;
}

.pricing-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}

.pricing-card.featured {
  border: 2px solid var(--primary);
  box-shadow: 0 15px 35px -5px rgba(56, 189, 248, 0.25);
}

.featured-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #0b1120;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 50px;
  letter-spacing: 0.5px;
}

.plan-header h3 {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 6px;
}

.plan-header p {
  color: var(--text-muted);
  font-size: 14px;
  min-height: 42px;
}

.plan-price {
  margin: 24px 0;
}

.plan-price .currency {
  font-size: 24px;
  font-weight: 700;
  vertical-align: top;
  position: relative;
  top: 4px;
}

.plan-price .amount {
  font-size: 44px;
  font-weight: 800;
  color: #0f172a;
  letter-spacing: -1px;
}

.plan-price .period {
  color: var(--text-muted);
  font-size: 15px;
}

.plan-features {
  list-style: none;
  margin-bottom: 30px;
  border-top: 1px solid var(--border-color);
  padding-top: 20px;
}

.plan-features li {
  padding: 8px 0;
  font-size: 14.5px;
  color: #334155;
  display: flex;
  align-items: center;
  gap: 10px;
}

.plan-features li svg {
  width: 18px;
  height: 18px;
  color: #0284c7;
  flex-shrink: 0;
}

.pricing-card .btn {
  width: 100%;
}

/* Content & General sections */
.content-section {
  padding: 80px 0;
}

.content-box {
  background: #ffffff;
  border-radius: var(--radius);
  border: 1px solid var(--border-color);
  padding: 48px;
  box-shadow: var(--shadow);
}

.content-box h2 {
  font-size: 28px;
  font-weight: 700;
  margin-bottom: 20px;
}

.content-box h3 {
  font-size: 20px;
  font-weight: 600;
  margin: 24px 0 12px;
}

.content-box p {
  color: #334155;
  margin-bottom: 16px;
  font-size: 15.5px;
}

.content-box ul {
  margin-bottom: 20px;
  padding-left: 20px;
  color: #334155;
}

.content-box li {
  margin-bottom: 8px;
}

/* Contact Grid */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
}

.contact-info-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 26px;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  color: var(--primary-dark);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item-text h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 2px;
}

.contact-item-text p {
  color: var(--text-muted);
  font-size: 14.5px;
}

.contact-form {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--border-color);
  border-radius: 8px;
  font-size: 15px;
  transition: all 0.2s;
  font-family: inherit;
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.2);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* FAQ Accordion */
.faq-section {
  padding: 80px 0;
  background: #ffffff;
}

.faq-item {
  border-bottom: 1px solid var(--border-color);
  padding: 22px 0;
}

.faq-question {
  font-size: 18px;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-answer {
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 15px;
  line-height: 1.6;
}

/* Footer */
footer {
  background: #0b1120;
  color: #94a3b8;
  padding: 70px 0 30px;
  border-top: 1px solid #1e293b;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-col h4 {
  color: #ffffff;
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 20px;
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col ul li a {
  color: #94a3b8;
  font-size: 14.5px;
}

.footer-col ul li a:hover {
  color: #38bdf8;
}

.footer-brand p {
  margin: 16px 0 20px;
  font-size: 14.5px;
  max-width: 320px;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding-top: 25px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
}

@media (max-width: 868px) {
  .hero h1 { font-size: 36px; }
  .navbar { flex-direction: column; height: auto; padding: 20px 0; gap: 15px; }
  nav ul { flex-wrap: wrap; justify-content: center; gap: 15px; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 576px) {
  .footer-grid { grid-template-columns: 1fr; }
  .hero-cta { flex-direction: column; }
  .footer-bottom { flex-direction: column; gap: 10px; text-align: center; }
}