:root {
  --primary: #7C3AED;
  --primary-hover: #6D28D9;
  --primary-light: #EDE9FE;
  --secondary: #1F2937;
  --text-main: #111827;
  --text-muted: #6B7280;
  --bg-main: #FFFFFF;
  --bg-secondary: #F9FAFB;
  --border-color: #E5E7EB;
  --success: #10B981;
  --danger: #EF4444;
  --warning: #F59E0B;

  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --transition: all 0.3s ease;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-primary: 0 10px 15px -3px rgba(124, 58, 237, 0.3);
}

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

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

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

ul {
  list-style: none;
}

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

/* Typography */
h1,
h2,
h3,
h4 {
  font-weight: 700;
  line-height: 1.2;
}

h1 {
  font-size: 3rem;
  letter-spacing: -0.025em;
  margin-bottom: 1.5rem;
}

h2 {
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

h3 {
  font-size: 1.25rem;
  margin-bottom: 0.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary), #EC4899);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-purple {
  color: var(--primary);
}

.text-gray-500 {
  color: var(--text-muted);
}

.text-green {
  color: var(--success);
}

.font-semibold {
  font-weight: 600;
}

.font-bold {
  font-weight: 700;
}

.strikethrough {
  text-decoration: line-through;
}

.mb-2 {
  margin-bottom: 0.5rem;
}

.mt-4 {
  margin-top: 1rem;
}

.mt-6 {
  margin-top: 1.5rem;
}

.ml-2 {
  margin-left: 0.5rem;
}

.d-flex {
  display: flex;
}

.justify-between {
  justify-content: space-between;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 1rem;
  font-weight: 500;
  border-radius: 0.5rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-family);
  font-size: 0.875rem;
}

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

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: var(--shadow-primary);
  transform: translateY(-2px);
}

.btn-secondary {
  background-color: white;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-secondary:hover {
  background-color: var(--bg-secondary);
  border-color: var(--text-muted);
}

.btn-text {
  background: transparent;
  color: var(--text-main);
}

.btn-text:hover {
  color: var(--primary);
}

.btn-link {
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 500;
}

.btn-link:hover {
  gap: 0.75rem;
}

.btn-large {
  padding: 0.75rem 1.5rem;
  font-size: 1rem;
}

.btn-block {
  width: 100%;
}

/* Header */
.header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 4rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text-main);
}

.logo-white {
  color: white;
}

.nav {
  display: none;
  gap: 2rem;
}

.nav a {
  font-size: 0.875rem;
  color: var(--text-muted);
  font-weight: 500;
}

.nav a:hover {
  color: var(--text-main);
}

.header-actions {
  display: none;
  gap: 1rem;
  align-items: center;
}

.menu-toggle {
  background: transparent;
  border: none;
  color: var(--text-main);
  cursor: pointer;
}

@media (min-width: 768px) {
  .nav {
    display: flex;
  }

  .header-actions {
    display: flex;
  }

  .menu-toggle {
    display: none;
  }
}

/* Hero Section */
.hero {
  padding: 5rem 0;
  overflow: hidden;
  background: radial-gradient(circle at top right, var(--primary-light), transparent 50%);
}

.hero-container {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr 1fr;
  }
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  background-color: var(--primary-light);
  color: var(--primary);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--primary);
  border-radius: 50%;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  max-width: 32rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.social-proof {
  display: flex;
  align-items: center;
  gap: 1rem;
  color: var(--text-muted);
  font-size: 0.875rem;
}

.avatars {
  display: flex;
}

.avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 2px solid white;
  margin-left: -0.75rem;
}

.avatar:first-child {
  margin-left: 0;
}

/* Mockup Animation */
.mockup-image {
  position: relative;
}

.dashboard-mockup {
  background: white;
  border-radius: 1rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
  transition: transform 0.5s ease;
}

.dashboard-mockup:hover {
  transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.mockup-header {
  height: 2.5rem;
  background: #f1f5f9;
  border-bottom: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  padding: 0 1rem;
}

.circles {
  display: flex;
  gap: 0.35rem;
}

.circles i {
  width: 0.75rem;
  height: 0.75rem;
  border-radius: 50%;
  background: #cbd5e1;
}

.circles i:nth-child(1) {
  background: #ff5f56;
}

.circles i:nth-child(2) {
  background: #ffbd2e;
}

.circles i:nth-child(3) {
  background: #27c93f;
}

.mockup-body {
  display: flex;
  height: 400px;
}

.mockup-sidebar {
  width: 25%;
  border-right: 1px solid var(--border-color);
  background: var(--bg-secondary);
}

.mockup-main {
  width: 75%;
  padding: 1rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  background: #f8fafc;
}

.mockup-card {
  background: white;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 1rem;
}

.mockup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.mockup-chart {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
  height: 100%;
  padding-top: 1rem;
}

.bar {
  flex: 1;
  background: var(--primary-light);
  border-radius: 2px 2px 0 0;
  animation: growUp 1.5s ease-out forwards;
  transform-origin: bottom;
}

.bar:nth-child(4n) {
  background: var(--primary);
}

@keyframes growUp {
  from {
    transform: scaleY(0);
  }

  to {
    transform: scaleY(1);
  }
}

/* Features */
.features {
  padding: 5rem 0;
  background-color: var(--bg-secondary);
}

.section-header {
  max-width: 48rem;
  margin: 0 auto 4rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.125rem;
}

.features-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
}

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

.feature-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.bg-orange {
  background-color: #ffedd5;
  color: #ea580c;
}

.bg-purple {
  background-color: #f3e8ff;
  color: #9333ea;
}

.bg-pink {
  background-color: #fce7f3;
  color: #db2777;
}

.bg-red {
  background-color: #fee2e2;
  color: #dc2626;
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.875rem;
}

/* Pricing Section */
.pricing {
  padding: 6rem 0;
  background-color: var(--primary-light);
}

.pricing-tiers {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: 1fr;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .pricing-tiers {
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
  }
}

.pricing-card {
  background: white;
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border-color);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.pricing-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: var(--shadow-primary);
  position: relative;
}

.pricing-card.featured:hover {
  box-shadow: 0 14px 20px -4px rgba(124, 58, 237, 0.35);
}

.pricing-card h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.pricing-card .pricing-users {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.pricing-card .pricing-price {
  color: var(--text-muted);
  font-size: 0.875rem;
  margin-bottom: 1.25rem;
  flex: 1;
}

.pricing-card ul {
  margin: 0;
  padding: 0;
}

.pricing-card ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-main);
}

.pricing-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.4em;
  width: 0.5rem;
  height: 0.5rem;
  border-radius: 50%;
  background: var(--primary);
  opacity: 0.8;
}

.calculator-container {
  max-width: 900px;
  margin: 0 auto;
  background: white;
  border-radius: 1.5rem;
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .calculator-container {
    grid-template-columns: 1.5fr 1fr;
  }
}

.calculator-controls {
  padding: 2.5rem;
  border-right: 1px solid var(--border-color);
}

.calculator-result {
  padding: 2.5rem;
  background: #fcfcfc;
  display: flex;
  flex-direction: column;
}

.control-group {
  margin-bottom: 2rem;
}

.control-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

/* Account Type Toggle */
.account-type-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.type-option input {
  display: none;
}

.type-card {
  border: 2px solid var(--border-color);
  border-radius: 0.75rem;
  padding: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.type-option input:checked+.type-card {
  border-color: var(--primary);
  background-color: #f5f3ff;
}

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

.type-option input:checked+.type-card .type-icon {
  color: var(--primary);
}

.type-title {
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-main);
}

.type-desc {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.125rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.badge-mini {
  background: #fef08a;
  color: #854d0e;
  font-size: 0.65rem;
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
  font-weight: 700;
}

/* Period Toggle */
.period-toggle {
  display: flex;
  background: var(--bg-secondary);
  padding: 0.25rem;
  border-radius: 0.5rem;
}

.period-option {
  flex: 1;
  text-align: center;
  position: relative;
}

.period-option input {
  display: none;
}

.period-option span {
  display: block;
  padding: 0.6rem 0.5rem;
  padding-top: 1rem;
  /* room for badge */
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-muted);
  cursor: pointer;
  border-radius: 0.375rem;
  transition: var(--transition);
}

.period-option input:checked+span {
  background: white;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.discount-badge {
  position: absolute;
  top: 0;
  right: 4px;
  transform: translateY(-50%);
  background: #f97316;
  color: white;
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 4px;
  font-weight: 700;
  white-space: nowrap;
  z-index: 10;
  line-height: 0;
  pointer-events: none;
}

/* Slider */
.slider-container {
  position: relative;
  padding: 1rem 0 2rem;
}

.slider {
  -webkit-appearance: none;
  width: 100%;
  height: 6px;
  background: var(--border-color);
  border-radius: 3px;
  outline: none;
}

.slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 0 4px white, 0 0 0 5px var(--border-color);
  transition: transform 0.1s;
}

.slider::-moz-range-thumb {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary);
  cursor: pointer;
  box-shadow: 0 0 0 4px white, 0 0 0 5px var(--border-color);
  border: none;
}

.slider::-webkit-slider-thumb:hover {
  transform: scale(1.1);
}

.slider::-moz-range-thumb:hover {
  transform: scale(1.1);
}

.slider-marks {
  display: flex;
  justify-content: space-between;
  margin-top: 0.5rem;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.slider-help {
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: -0.5rem;
}

/* Result Section */
.result-header {
  margin-bottom: 1.5rem;
}

.result-header h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
}

.price-display {
  margin-bottom: 2rem;
}

.total-price {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  color: var(--text-main);
  margin-bottom: 0.25rem;
}

.price-details {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.price-breakdown {
  background: white;
  border-radius: 0.5rem;
  padding: 1rem;
  border: 1px solid var(--border-color);
  margin-bottom: 1.5rem;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  font-size: 0.875rem;
  margin-bottom: 0.5rem;
}

.breakdown-row:last-child {
  margin-bottom: 0;
}

.divider {
  border: 0;
  border-top: 1px dashed var(--border-color);
  margin: 0.75rem 0;
}

.included-features {
  flex-grow: 1;
}

.features-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.included-features ul li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  margin-bottom: 0.75rem;
}

.guarantee {
  text-align: center;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 1rem;
}

/* FAQ */
.faq {
  padding: 5rem 0;
}

.faq-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 768px) {
  .faq-grid {
    grid-template-columns: 1fr 2fr;
  }
}

.faq-left h2 {
  font-size: 1.875rem;
  margin-bottom: 1rem;
}

.faq-left p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.accordion-item {
  border-bottom: 1px solid var(--border-color);
}

.accordion-header {
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem 0;
  background: transparent;
  border: none;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-main);
  cursor: pointer;
  text-align: left;
  font-family: inherit;
}

.accordion-header .icon {
  transition: transform 0.3s ease;
  color: var(--text-muted);
}

.accordion-header[aria-expanded="true"] .icon {
  transform: rotate(180deg);
  color: var(--primary);
}

.accordion-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease-out;
}

.accordion-content p {
  padding-bottom: 1.5rem;
  color: var(--text-muted);
}

/* Footer */
.footer {
  background-color: var(--secondary);
  color: #D1D5DB;
  padding: 4rem 0 2rem;
}

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

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr;
  }
}

.footer-brand p {
  font-size: 0.875rem;
}

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

.social-links a {
  color: #9CA3AF;
}

.social-links a:hover {
  color: white;
}

.footer-links h4 {
  color: white;
  margin-bottom: 1rem;
  font-size: 1rem;
}

.footer-links ul li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  border-top: 1px solid #374151;
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.875rem;
  align-items: center;
  text-align: center;
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
    text-align: left;
  }
}

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

.footer-legal a:hover {
  color: white;
}