/* ===== DESIGN TOKENS ===== */
:root {
  --white: #ffffff;
  --off-white: #f8fafa;
  --light-gray: #f0f4f4;
  --mid-gray: #e2e8e8;
  --text-primary: #1a2332;
  --text-secondary: #4a5568;
  --text-muted: #718096;
  --accent: #3EEAA8;
  --accent-dark: #2bc88e;
  --accent-deeper: #1da672;
  --accent-light: rgba(62, 234, 168, 0.12);
  --accent-glow: rgba(62, 234, 168, 0.3);
  --dark: #1e2a3a;
  --dark-card: #263344;
  --gradient-hero: linear-gradient(135deg, #f0fdf8 0%, #ffffff 40%, #f0fdfa 100%);
  --gradient-accent: linear-gradient(135deg, #3EEAA8, #2bc88e);
  --gradient-dark: linear-gradient(135deg, #1e2a3a, #263344);
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.1);
  --shadow-xl: 0 16px 48px rgba(0,0,0,0.12);
  --shadow-accent: 0 8px 32px rgba(62, 234, 168, 0.25);
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

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

body {
  font-family: var(--font);
  color: var(--text-primary);
  background: var(--white);
  line-height: 1.7;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { line-height: 1.2; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); letter-spacing: -0.03em; }
h2 { font-size: clamp(1.8rem, 4vw, 2.8rem); letter-spacing: -0.02em; }
h3 { font-size: clamp(1.2rem, 2.5vw, 1.5rem); }

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-dark);
  background: var(--accent-light);
  padding: 6px 16px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
}

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

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-accent);
  color: var(--dark);
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(62, 234, 168, 0.35);
}

.btn-primary:active { transform: translateY(0); }

.btn-outline {
  background: transparent;
  color: var(--accent-dark);
  border: 2px solid var(--accent);
}

.btn-outline:hover {
  background: var(--accent-light);
  transform: translateY(-2px);
}

.btn-white {
  background: var(--white);
  color: var(--dark);
  box-shadow: var(--shadow-md);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn svg { width: 20px; height: 20px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--mid-gray);
  padding: 10px 0;
  box-shadow: var(--shadow-sm);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav-logo img {
  width: 36px;
  height: 36px;
  border-radius: 8px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-links a:hover { color: var(--accent-dark); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  padding: 10px 24px !important;
  font-size: 0.9rem !important;
}

.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}

.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(255,255,255,0.98);
  backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 32px;
}

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

.mobile-menu a {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--text-primary);
}

.mobile-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2rem;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text-primary);
}

/* ===== HERO ===== */
.hero {
  padding: 140px 0 80px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-content { position: relative; z-index: 2; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--accent-light);
  color: var(--accent-deeper);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 8px 20px;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
  border: 1px solid rgba(62, 234, 168, 0.2);
}

.hero-badge .pulse {
  width: 8px;
  height: 8px;
  background: var(--accent);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero h1 {
  margin-bottom: 20px;
}

.hero h1 .highlight {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--mid-gray);
}

.hero-stat h4 {
  font-size: 1.8rem;
  color: var(--accent-dark);
}

.hero-stat p {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual img {
  width: 100%;
  max-width: 520px;
  animation: float 6s ease-in-out infinite;
  filter: drop-shadow(0 20px 40px rgba(0,0,0,0.08));
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-16px); }
}

/* ===== LOGOS BAR ===== */
.logos-bar {
  padding: 48px 0;
  background: var(--off-white);
  border-top: 1px solid var(--mid-gray);
  border-bottom: 1px solid var(--mid-gray);
}

.logos-bar p {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}

.logos-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
  opacity: 0.5;
}

.logos-row span {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: -0.01em;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  padding: 100px 0;
  background: var(--white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 16px;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: linear-gradient(to right, var(--accent), var(--mid-gray), var(--accent));
  z-index: 0;
}

.step-card {
  text-align: center;
  padding: 40px 28px;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: var(--dark);
  font-size: 1.3rem;
  font-weight: 800;
  margin: 0 auto 20px;
  box-shadow: var(--shadow-accent);
}

.step-card h3 { margin-bottom: 12px; }

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

/* ===== FEATURES ===== */
.features {
  padding: 100px 0;
  background: var(--off-white);
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  border: 1px solid var(--mid-gray);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: var(--transition);
}

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

.feature-card:hover::before { opacity: 1; }

.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.feature-card h3 { margin-bottom: 10px; }

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
}

/* ===== SHOWCASE (visual section) ===== */
.showcase {
  padding: 100px 0;
  background: var(--white);
}

.showcase .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.showcase-visual img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.showcase-content .section-label { margin-bottom: 16px; }
.showcase-content h2 { margin-bottom: 16px; }

.showcase-content > p {
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-size: 1.05rem;
}

.showcase-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.showcase-list li {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.showcase-list .check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--accent-deeper);
  font-size: 0.8rem;
  font-weight: 700;
}

/* ===== PRICING ===== */
.pricing {
  padding: 100px 0;
  background: var(--off-white);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.price-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  border: 1px solid var(--mid-gray);
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.price-card.popular {
  background: var(--dark);
  color: var(--white);
  border-color: var(--accent);
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}

.popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-accent);
  color: var(--dark);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 6px 20px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.price-card h3 {
  font-size: 1.3rem;
  margin-bottom: 8px;
}

.price-card .price {
  font-size: 2.8rem;
  font-weight: 800;
  margin: 16px 0 4px;
  letter-spacing: -0.03em;
}

.price-card .price span {
  font-size: 1rem;
  font-weight: 500;
  opacity: 0.7;
}

.price-card .price-desc {
  font-size: 0.85rem;
  opacity: 0.6;
  margin-bottom: 28px;
}

.price-features {
  text-align: left;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.price-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
}

.price-features li .icon {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.1rem;
}

.price-features li.excluded {
  opacity: 0.45;
}

.price-features li .icon-x {
  color: #e74c6f;
  font-weight: 700;
  font-size: 1.1rem;
}

.price-card:not(.popular) .price-features li {
  color: var(--text-secondary);
}

.price-card .btn {
  width: 100%;
  justify-content: center;
}

.price-card:not(.popular):hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}


/* ===== FAQ ===== */
.faq {
  padding: 100px 0;
  background: var(--white);
}

.faq-grid {
  max-width: 740px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: var(--off-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--mid-gray);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.active {
  border-color: var(--accent);
  box-shadow: 0 4px 16px rgba(62, 234, 168, 0.12);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  background: none;
  border: none;
  width: 100%;
  text-align: left;
  font-family: var(--font);
  color: var(--text-primary);
}

.faq-question .faq-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent-light);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.2rem;
  transition: var(--transition);
  color: var(--accent-dark);
}

.faq-item.active .faq-icon { transform: rotate(45deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ===== CTA BANNER ===== */
.cta-banner {
  padding: 100px 0;
  background: var(--gradient-dark);
  position: relative;
  overflow: hidden;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--accent-glow), transparent 70%);
  pointer-events: none;
}

.cta-banner::after {
  content: '';
  position: absolute;
  bottom: -40%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(62,234,168,0.15), transparent 70%);
  pointer-events: none;
}

.cta-inner {
  text-align: center;
  position: relative;
  z-index: 2;
}

.cta-inner h2 {
  color: var(--white);
  margin-bottom: 16px;
}

.cta-inner p {
  color: rgba(255,255,255,0.7);
  font-size: 1.1rem;
  max-width: 550px;
  margin: 0 auto 36px;
}

/* ===== FOOTER ===== */
.footer {
  padding: 60px 0 24px;
  background: var(--dark);
  color: rgba(255,255,255,0.7);
}

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-brand .nav-logo {
  color: var(--white);
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  margin-bottom: 10px;
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
}

.tagline-text {
  color: var(--accent);
  font-style: italic;
  font-size: 0.85rem;
  margin-top: 4px;
}

/* ===== SCROLL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero .container { grid-template-columns: 1fr; text-align: center; }
  .hero-description { margin-left: auto; margin-right: auto; }
  .hero-buttons { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { margin-top: 40px; }
  .hero-visual img { max-width: 420px; }

  .steps-grid::before { display: none; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); max-width: 700px; }
  .price-card.popular { grid-column: span 2; max-width: 350px; justify-self: center; }

  .showcase .container { grid-template-columns: 1fr; text-align: center; }
  .showcase-visual { order: -1; }
  .showcase-list { align-items: center; }

  .footer-top { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .mobile-toggle { display: flex; }

  .hero { padding: 120px 0 60px; }
  .hero-stats { gap: 24px; flex-wrap: wrap; }

  .steps-grid { grid-template-columns: 1fr; max-width: 400px; margin-left: auto; margin-right: auto; }
  .features-grid { grid-template-columns: 1fr; max-width: 440px; margin-left: auto; margin-right: auto; }

  .pricing-grid { grid-template-columns: 1fr; max-width: 400px; }
  .price-card.popular { grid-column: span 1; max-width: 100%; transform: scale(1); }

  .footer-top { grid-template-columns: 1fr; text-align: center; }
  .footer-brand p { margin: 0 auto; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .btn { padding: 12px 24px; font-size: 0.9rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .hero-buttons .btn { width: 100%; justify-content: center; }
}