/* ===== CSS Variables ===== */
:root {
  /* Elegant Teal/Sage Color Palette */
  --primary: #0d9488;
  --primary-dark: #0f766e;
  --primary-light: #14b8a6;
  --primary-subtle: #ccfbf1;
  --secondary: #6366f1;
  --accent: #f59e0b;
  --success: #10b981;
  --warning: #f59e0b;
  --error: #ef4444;

  /* Soft, warm grays */
  --gray-50: #fafafa;
  --gray-100: #f5f5f5;
  --gray-200: #e5e5e5;
  --gray-300: #d4d4d4;
  --gray-400: #a3a3a3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;

  --white: #ffffff;
  --black: #000000;

  /* Background colors */
  --bg-light: #f8fafa;
  --bg-subtle: #f0fdfa;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.03);
  --shadow: 0 1px 3px 0 rgb(0 0 0 / 0.05), 0 1px 2px -1px rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.05), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.08), 0 4px 6px -4px rgb(0 0 0 / 0.05);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.08), 0 8px 10px -6px rgb(0 0 0 / 0.05);

  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-700);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
  height: auto;
}

/* ===== Utilities ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.text-gradient {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 50%, var(--secondary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  border: 1.5px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
}

.btn-lg {
  padding: 0.9375rem 1.75rem;
  font-size: 1rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.25);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--gray-600);
  border-color: var(--gray-200);
}

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

.btn-block {
  width: 100%;
}

/* ===== Navigation ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  z-index: 1000;
}

.navbar-content {
  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(--gray-900);
}

.logo-icon {
  font-size: 1.375rem;
}

.logo-text {
  letter-spacing: -0.025em;
}

.nav-links {
  display: none;
  gap: 2.5rem;
}

.nav-links a {
  color: var(--gray-500);
  font-weight: 500;
  font-size: 0.9375rem;
  transition: color 0.2s;
}

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

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

/* ===== Hero Section ===== */
.hero {
  padding: 8rem 0 5rem;
  background: linear-gradient(180deg, var(--bg-light) 0%, var(--white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-subtle) 0%, transparent 70%);
  opacity: 0.5;
  pointer-events: none;
}

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

@media (min-width: 1024px) {
  .hero .container {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.hero-badge {
  display: inline-block;
  padding: 0.5rem 1.25rem;
  background: var(--primary-subtle);
  color: var(--primary-dark);
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  border: 1px solid var(--primary-light);
}

.hero-title {
  font-size: 2.25rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--gray-900);
  margin-bottom: 1.25rem;
  letter-spacing: -0.025em;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--gray-500);
  margin-bottom: 2rem;
  max-width: 480px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.875rem;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1.75rem;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--gray-500);
}

.trust-icon {
  color: var(--primary);
  font-weight: 600;
}

/* Phone Mockup */
.hero-image {
  display: flex;
  justify-content: center;
  position: relative;
  z-index: 1;
}

.phone-mockup {
  width: 280px;
  height: 560px;
  background: linear-gradient(145deg, var(--gray-800) 0%, var(--gray-900) 100%);
  border-radius: 2.5rem;
  padding: 0.625rem;
  box-shadow:
    0 25px 50px -12px rgba(0, 0, 0, 0.15),
    0 0 0 1px rgba(255, 255, 255, 0.1) inset;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: var(--white);
  border-radius: 2rem;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  font-weight: 600;
}

.omzet {
  font-size: 0.8125rem;
  background: rgba(255,255,255,0.2);
  padding: 0.375rem 0.875rem;
  border-radius: var(--radius-full);
  backdrop-filter: blur(4px);
}

.app-categories {
  display: flex;
  gap: 0.5rem;
  padding: 0.875rem;
  background: var(--gray-50);
  overflow-x: auto;
}

.cat {
  padding: 0.5rem 0.875rem;
  background: var(--white);
  border-radius: var(--radius-md);
  font-size: 0.75rem;
  white-space: nowrap;
  border: 1px solid var(--gray-200);
  font-weight: 500;
}

.cat.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
}

.app-items {
  flex: 1;
  padding: 0.75rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.item {
  display: flex;
  justify-content: space-between;
  padding: 0.875rem;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  font-size: 0.8125rem;
  border: 2px solid transparent;
  font-weight: 500;
}

.item.selected {
  border-color: var(--primary);
  background: var(--primary-subtle);
  color: var(--primary-dark);
}

.app-cart {
  display: flex;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  font-weight: 600;
}

.cart-total {
  font-size: 1.125rem;
}

/* ===== Business Types Section ===== */
.business-types {
  padding: 4rem 0;
  background: var(--bg-subtle);
}

.business-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 480px) {
  .business-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 768px) {
  .business-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 1rem;
  }
}

@media (min-width: 1024px) {
  .business-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.business-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  padding: 1.25rem 0.75rem;
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-100);
  transition: all 0.25s ease;
  cursor: default;
  min-height: 100px;
}

.business-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.business-icon {
  font-size: 1.75rem;
  line-height: 1;
}

.business-name {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--gray-600);
  text-align: center;
  line-height: 1.3;
}

/* ===== Problems Section ===== */
.problems {
  padding: 5rem 0;
  background: var(--white);
}

.section-title {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--gray-900);
  text-align: center;
  margin-bottom: 2.5rem;
  letter-spacing: -0.02em;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2rem;
  }
}

.problems-grid {
  display: grid;
  gap: 1.25rem;
}

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

@media (min-width: 1024px) {
  .problems-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.problem-card {
  padding: 2rem 1.5rem;
  background: var(--bg-light);
  border-radius: var(--radius-xl);
  text-align: center;
  border: 1px solid var(--gray-100);
  transition: all 0.25s ease;
}

.problem-card:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow-md);
}

.problem-icon {
  font-size: 2.25rem;
  margin-bottom: 1rem;
  display: block;
}

.problem-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.problem-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== Features Section ===== */
.features {
  padding: 5rem 0;
  background: var(--bg-light);
}

.section-header {
  text-align: center;
  margin-bottom: 3rem;
}

.section-subtitle {
  font-size: 1.0625rem;
  color: var(--gray-500);
  margin-top: 0.75rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.features-grid {
  display: grid;
  gap: 1.25rem;
}

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

@media (min-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.feature-card {
  padding: 1.75rem 1.5rem;
  background: var(--white);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-100);
  transition: all 0.25s ease;
}

.feature-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.feature-icon {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  display: block;
}

.feature-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.875rem;
  color: var(--gray-500);
  line-height: 1.6;
}

/* ===== How It Works ===== */
.how-it-works {
  padding: 5rem 0;
  background: var(--white);
}

.steps {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  max-width: 900px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .steps {
    flex-direction: row;
    justify-content: center;
    align-items: flex-start;
  }
}

.step {
  text-align: center;
  max-width: 220px;
  flex: 1;
}

.step-number {
  width: 3.5rem;
  height: 3.5rem;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  font-size: 1.25rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.25rem;
  box-shadow: 0 4px 12px rgba(13, 148, 136, 0.3);
}

.step h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 0.5rem;
}

.step p {
  color: var(--gray-500);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.step-arrow {
  font-size: 1.5rem;
  color: var(--gray-300);
  display: none;
  margin-top: 1rem;
}

@media (min-width: 768px) {
  .step-arrow {
    display: block;
  }
}

/* ===== Pricing Section ===== */
.pricing {
  padding: 5rem 0;
  background: var(--white);
}

.pricing-grid {
  display: grid;
  gap: 1.5rem;
  max-width: 1000px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-2xl);
  padding: 2rem;
  border: 1px solid var(--gray-200);
  position: relative;
  transition: all 0.25s ease;
}

.pricing-card:hover {
  border-color: var(--gray-300);
  box-shadow: var(--shadow-lg);
}

.pricing-card.popular {
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .pricing-card.popular {
    transform: scale(1.03);
  }
}

.popular-badge {
  position: absolute;
  top: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  padding: 0.375rem 1.25rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.025em;
}

.pricing-header {
  text-align: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--gray-100);
}

.pricing-header h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 1rem;
}

.price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.125rem;
}

.currency {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--gray-500);
}

.amount {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.025em;
}

.period {
  color: var(--gray-400);
  font-size: 0.9375rem;
}

.pricing-features {
  list-style: none;
  margin-bottom: 1.75rem;
}

.pricing-features li {
  padding: 0.625rem 0;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.9375rem;
  color: var(--gray-600);
}

.check {
  color: var(--primary);
  font-weight: 600;
  font-size: 1rem;
}

.pricing-note {
  text-align: center;
  margin-top: 2.5rem;
  color: var(--gray-400);
  font-size: 0.875rem;
}

/* ===== Testimonials ===== */
.testimonials {
  padding: 5rem 0;
  background: var(--bg-light);
}

.testimonials-grid {
  display: grid;
  gap: 1.25rem;
}

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

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

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  border: 1px solid var(--gray-100);
  transition: all 0.25s ease;
}

.testimonial-card:hover {
  border-color: var(--gray-200);
  box-shadow: var(--shadow-md);
}

.testimonial-content {
  margin-bottom: 1.25rem;
}

.testimonial-content p {
  font-size: 0.9375rem;
  color: var(--gray-600);
  line-height: 1.7;
}

.testimonial-content p::before {
  content: '"';
  color: var(--primary-light);
  font-size: 1.5rem;
  font-weight: 700;
  line-height: 0;
  margin-right: 0.25rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.875rem;
}

.author-avatar {
  width: 2.75rem;
  height: 2.75rem;
  background: var(--primary-subtle);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.author-info {
  display: flex;
  flex-direction: column;
  gap: 0.125rem;
}

.author-info strong {
  color: var(--gray-900);
  font-size: 0.9375rem;
  font-weight: 600;
}

.author-info span {
  font-size: 0.8125rem;
  color: var(--gray-400);
}

/* ===== CTA Section ===== */
.cta {
  padding: 5rem 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.5;
}

.cta-content {
  text-align: center;
  max-width: 550px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.cta h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  letter-spacing: -0.025em;
}

@media (min-width: 768px) {
  .cta h2 {
    font-size: 2.25rem;
  }
}

.cta p {
  font-size: 1.0625rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.cta-form {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

@media (min-width: 768px) {
  .cta-form {
    flex-direction: row;
    gap: 0.625rem;
  }
}

.cta-form input {
  flex: 1;
  padding: 1rem 1.25rem;
  border: none;
  border-radius: var(--radius-lg);
  font-size: 1rem;
  background: rgba(255, 255, 255, 0.95);
}

.cta-form input:focus {
  outline: none;
  box-shadow: 0 0 0 3px rgba(255, 255, 255, 0.3);
}

.cta-form input::placeholder {
  color: var(--gray-400);
}

.cta-form .btn {
  white-space: nowrap;
  background: var(--white);
  color: var(--primary-dark);
  border-color: var(--white);
}

.cta-form .btn:hover {
  background: var(--gray-100);
  border-color: var(--gray-100);
  transform: translateY(-1px);
}

.cta-note {
  font-size: 0.875rem;
  opacity: 0.85;
}

.cta-note a {
  color: var(--white);
  text-decoration: underline;
  font-weight: 500;
}

/* ===== Footer ===== */
.footer {
  padding: 4rem 0 2rem;
  background: var(--gray-900);
  color: var(--gray-400);
}

.footer-content {
  display: grid;
  gap: 3rem;
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .footer-content {
    grid-template-columns: 1.5fr 2.5fr;
  }
}

.footer-brand .logo {
  color: var(--white);
  margin-bottom: 1rem;
  display: inline-flex;
}

.footer-brand p {
  max-width: 280px;
  font-size: 0.9375rem;
  line-height: 1.6;
}

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

@media (min-width: 768px) {
  .footer-links {
    grid-template-columns: repeat(4, 1fr);
  }
}

.footer-column h4 {
  color: var(--gray-200);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.075em;
  margin-bottom: 1rem;
  font-weight: 600;
}

.footer-column a {
  display: block;
  padding: 0.375rem 0;
  font-size: 0.875rem;
  transition: color 0.2s;
  color: var(--gray-400);
}

.footer-column a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: 2rem;
  text-align: center;
  font-size: 0.8125rem;
  color: var(--gray-500);
}

/* ===== Animations ===== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-content,
.hero-image {
  animation: fadeInUp 0.6s ease-out;
}

.hero-image {
  animation-delay: 0.2s;
}