:root {
  /* Colors */
  --primary: #10B981; /* Emerald 500 */
  --primary-dark: #059669; /* Emerald 600 */
  --primary-light: #D1FAE5; /* Emerald 100 */
  --secondary: #F59E0B; /* Amber 500 */
  --dark: #111827; /* Gray 900 */
  --gray: #6B7280; /* Gray 500 */
  --light: #F9FAFB; /* Gray 50 */
  --white: #FFFFFF;

  /* Spacing */
  --container-padding: 1.5rem;
  --max-width: 1200px;
  
  /* Typography */
  --font-main: 'Inter', sans-serif;
  --radius: 0.75rem;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

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

html {
    scroll-behavior: smooth;
}

body {
  font-family: var(--font-main);
  color: var(--dark);
  line-height: 1.6;
  background-color: var(--white);
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

/* Typography */
h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5em;
    color: var(--dark);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.25rem; }

.text-primary { color: var(--primary); }
.text-center { text-align: center; }
.text-gray { color: var(--gray); }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 600;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 2px solid transparent;
}

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

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

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

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

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--light);
    padding: 1rem 0;
}

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

.logo {
    font-weight: 700;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav {
    display: none; /* Mobile first hidden */
    align-items: center;
    gap: 2rem;
}

.nav-link {
    font-weight: 500;
    color: var(--gray);
    transition: color 0.2s;
}

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

/* Hero Section */
.hero {
    padding-top: 8rem; /* Space for fixed header */
    padding-bottom: 4rem;
    background: linear-gradient(to bottom, var(--primary-light), var(--white));
}

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

.hero-content {
    order: 2; /* Image on top on mobile if grid stack */
}

.badge-hero {
    display: inline-block;
    background: var(--primary-light);
    color: var(--primary-dark);
    padding: 0.25rem 0.75rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.hero-sub {
    font-size: 1.125rem;
    color: var(--gray);
    margin-bottom: 2rem;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 2rem;
}

.trust-cue {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
    font-size: 0.9rem;
    color: var(--gray);
    font-weight: 500;
}

.img-placeholder {
    width: 100%;
    height: 300px;
    background-color: #e5e7eb;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gray);
    font-weight: 600;
    text-align: center;
}

/* Sections General */
.section {
    padding: 4rem 0;
}

.bg-light {
    background-color: var(--light);
}

.section-title {
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.section-desc {
    color: var(--gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Problem & Solution */
.problems-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.problem-card, .benefit-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.problem-card:hover, .benefit-card:hover {
    transform: translateY(-5px);
}

.icon, .benefit-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.solution-box {
    margin-top: 3rem;
    background: var(--primary);
    color: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
}

.solution-box h3 {
    color: var(--white);
}

.arrow-down {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Benefits Grid */
.benefits-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

/* Responsive */
@media (min-width: 768px) {
    h1 { font-size: 3.5rem; }
    
    .nav {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr 1fr;
    }
    
    .hero-content {
        order: 1; /* Text left, Image right */
    }
    
    .hero-cta {
        flex-direction: row;
    }
    
    .problems-grid, .benefits-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

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

/* How It Works */
.steps-grid {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    align-items: center;
    justify-content: center;
    margin-top: 3rem;
}

.step-card {
    text-align: center;
    max-width: 300px;
    padding: 1rem;
}

.step-number {
    width: 3rem;
    height: 3rem;
    background: var(--primary);
    color: var(--white);
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.step-connector {
    display: none;
    font-size: 2rem;
    color: var(--primary-light);
}

/* Pricing Section */
.pricing-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: var(--white);
    border: 1px solid #E5E7EB;
    border-radius: var(--radius);
    padding: 2rem;
    text-align: center;
    position: relative;
    transition: transform 0.3s, box-shadow 0.3s;
}

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

.pricing-card.best-value {
    border: 2px solid var(--primary);
    background: #F0FDF9;
    transform: scale(1.05);
    z-index: 10;
}

.pricing-card.best-value:hover {
    transform: scale(1.08); 
}

.badge-best-value {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--secondary);
    color: var(--white);
    padding: 0.25rem 1rem;
    border-radius: 1rem;
    font-size: 0.8rem;
    font-weight: 700;
}

.pricing-title {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--dark);
}

.price {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.5rem;
}

.per-unit {
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray);
}

.pricing-features {
    text-align: left;
    margin-bottom: 2rem;
    color: var(--gray);
}

.pricing-features li {
    margin-bottom: 0.75rem;
}

.w-100 {
    width: 100%;
}

/* Testimonials */
.testimonials-grid {
    display: grid;
    gap: 2rem;
    margin-top: 3rem;
}

.testi-card {
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.testi-text {
    font-style: italic;
    color: var(--dark);
    margin: 1rem 0;
}

.fw-bold {
    font-weight: 600;
}

/* Lead Form */
.lead-form-section {
    background: var(--primary-dark);
    color: var(--white);
}

.lead-form-section .section-title, 
.lead-form-section .section-desc {
    color: var(--white);
}

.lead-form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 2rem;
    border-radius: var(--radius);
    color: var(--dark);
}

.form-group {
    margin-bottom: 1rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-input, .form-select, .form-textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #D1D5DB;
    border-radius: 0.5rem;
    font-family: inherit;
    font-size: 1rem;
}

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

/* FAQ */
.faq-grid {
    max-width: 800px;
    margin: 3rem auto 0;
    display: grid;
    gap: 1rem;
}

.faq-item {
    background: var(--white);
    border: 1px solid #E5E7EB;
    border-radius: var(--radius);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    text-align: left;
    padding: 1.25rem;
    background: none;
    border: none;
    font-weight: 600;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1rem;
}

.faq-answer {
    padding: 0 1.25rem;
    color: var(--gray);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

.faq-answer p {
    padding-bottom: 1.25rem;
}

/* .faq-item.active .faq-answer max-height is handled by JS */

/* Hero Image */
.hero-img {
    width: 100%;
    height: auto;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    object-fit: cover;
    transition: transform 0.3s ease;
}

.hero-img:hover {
    transform: scale(1.02);
}

/* Footer */
.footer {
    background: var(--dark);
    color: var(--white);
    padding: 3rem 0;
    margin-top: 4rem;
}

.footer-content {
    display: grid;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer h3 {
    color: var(--white);
    margin-bottom: 1rem;
}

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

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    text-align: center;
    color: #9CA3AF;
    font-size: 0.875rem;
}

/* Floating WhatsApp */
.floating-wa {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: #25D366;
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    z-index: 999;
    transition: transform 0.3s;
}

.floating-wa:hover {
    transform: scale(1.05);
}

/* Updated Responsive */
@media (min-width: 768px) {
    .steps-grid {
        flex-direction: row;
        align-items: flex-start;
    }
    
    .step-connector {
        display: block;
        margin-top: 2rem;
    }
    
    .pricing-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(3, 1fr);
    }
}

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