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

:root {
    --primary-color: #3b82f6;
    --secondary-color: #10b981;
    --dark-blue: #1e40af;
    --light-blue: #dbeafe;
    --purple: #9333ea;
    --text-dark: #1f2937;
    --text-light: #6b7280;
    --background: #ffffff;
    --border: #e5e7eb;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

/* Header */
header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

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

.logo {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.tagline {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-left: 0.5rem;
}

nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.875rem;
    transition: color 0.3s;
}

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

.btn {
    display: inline-block;
    padding: 0.625rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 0.875rem;
}

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

.btn-primary:hover {
    background: var(--dark-blue);
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(59, 130, 246, 0.3);
}

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

.btn-secondary:hover {
    background: #059669;
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
}

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

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 50%, var(--purple) 100%);
    color: white;
    padding: 5rem 0;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNjAiIGhlaWdodD0iNjAiIHZpZXdCb3g9IjAgMCA2MCA2MCIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj48ZyBmaWxsPSJub25lIiBmaWxsLXJ1bGU9ImV2ZW5vZGQiPjxnIGZpbGw9IiNmZmYiIGZpbGwtb3BhY2l0eT0iMC4xIj48cGF0aCBkPSJNMzYgMzRjMC0yLjIxLTEuNzktNC00LTRzLTQgMS43OS00IDQgMS43OSA0IDQgNCA0LTEuNzkgNC00em0wLTEwYzAtMi4yMS0xLjc5LTQtNC00cy00IDEuNzktNCA0IDEuNzkgNCA0IDQgNC0xLjc5IDQtNHptMC0xMGMwLTIuMjEtMS43OS00LTQtNHMtNCAxLjc5LTQgNCAxLjc5IDQgNCA0IDQtMS43OSA0LTR6Ii8+PC9nPjwvZz48L3N2Zz4=');
    opacity: 0.2;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

.hero-price {
    font-size: 4.5rem;
    font-weight: 700;
    color: #67e8f9;
    margin: 1rem 0;
}

.hero-text p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    padding: 0.5rem 1rem;
    border-radius: 2rem;
    font-size: 0.875rem;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-visual {
    position: relative;
}

.hero-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 1rem;
    padding: 2rem;
    position: relative;
}

.hero-card::before {
    content: '';
    position: absolute;
    inset: -2rem;
    background: linear-gradient(135deg, #06b6d4 0%, var(--purple) 100%);
    border-radius: 1rem;
    filter: blur(3rem);
    opacity: 0.5;
    z-index: -1;
}

.mockup {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--purple) 0%, #ec4899 100%);
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

.mockup-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

/* Section */
section {
    padding: 5rem 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
}

.bg-muted {
    background: #f9fafb;
}

/* Offer Card */
.offer-card {
    max-width: 42rem;
    margin: 0 auto;
    background: white;
    border: 2px solid var(--primary-color);
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.1);
}

.offer-header {
    background: var(--primary-color);
    color: white;
    padding: 2rem;
    text-align: center;
}

.offer-header h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.offer-price {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 1rem;
}

.offer-price .price {
    font-size: 4rem;
    font-weight: 700;
}

.offer-price .period {
    font-size: 1.5rem;
}

.offer-body {
    padding: 2rem;
}

.feature-list {
    list-style: none;
    margin-bottom: 1.5rem;
}

.feature-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
    font-size: 1rem;
}

.feature-list li::before {
    content: '✓';
    color: var(--secondary-color);
    font-weight: 700;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.note {
    font-size: 0.875rem;
    color: var(--text-light);
    font-style: italic;
    margin-top: 1rem;
}

.alert {
    margin-top: 2rem;
    padding: 1.5rem;
    background: #fee2e2;
    border-left: 4px solid #dc2626;
    border-radius: 0 0.5rem 0.5rem 0;
}

.alert strong {
    color: #dc2626;
}

/* Grid */
.grid {
    display: grid;
    gap: 2rem;
}

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

.grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Card */
.card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 0.75rem;
    padding: 2rem;
    transition: all 0.3s;
}

.card:hover {
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transform: translateY(-5px);
}

.card-icon {
    width: 3rem;
    height: 3rem;
    color: var(--primary-color);
    margin: 0 auto 1rem;
    display: block;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    text-align: center;
}

.card p {
    color: var(--text-light);
    text-align: center;
}

/* Process Steps */
.process-steps {
    max-width: 56rem;
    margin: 0 auto;
}

.step {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.step-number {
    width: 4rem;
    height: 4rem;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.step-content p {
    color: var(--text-light);
    font-size: 1.125rem;
}

/* Guarantee Cards */
.guarantee-card {
    text-align: center;
    border: 2px solid var(--border);
}

.guarantee-icon {
    width: 4rem;
    height: 4rem;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.guarantee-icon svg {
    width: 2rem;
    height: 2rem;
    color: var(--secondary-color);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--purple) 100%);
    color: white;
    text-align: center;
}

.cta-section h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.cta-section p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

/* Footer */
footer {
    background: var(--background);
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    text-align: center;
    color: var(--text-light);
    font-size: 0.875rem;
}

/* Form Styles */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
}

.form-group label .required {
    color: #dc2626;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 0.5rem;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 150px;
}

.form-note {
    background: #f9fafb;
    padding: 1rem;
    border-radius: 0.5rem;
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

/* Contact Page */
.contact-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--dark-blue) 50%, var(--purple) 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.contact-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.contact-content {
    padding: 4rem 0;
}

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

.sidebar-card {
    background: var(--primary-color);
    color: white;
    margin-bottom: 1.5rem;
}

.sidebar-card h3 {
    color: white;
}

.sidebar-card ul {
    list-style: none;
}

.sidebar-card li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.sidebar-card li::before {
    content: '✓';
    font-weight: 700;
    flex-shrink: 0;
}

.info-card {
    background: white;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.info-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: rgba(59, 130, 246, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.promo-card {
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.1) 0%, rgba(16, 185, 129, 0.05) 100%);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

.promo-card h3 {
    color: var(--secondary-color);
}

.promo-price {
    text-align: center;
    margin-top: 1rem;
}

.promo-price .price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--secondary-color);
}

.promo-price .note {
    font-size: 0.75rem;
}

/* Success Message */
.success-card {
    border: 2px solid var(--secondary-color);
    text-align: center;
}

.success-icon {
    width: 5rem;
    height: 5rem;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.success-icon svg {
    width: 3rem;
    height: 3rem;
    color: var(--secondary-color);
}

.success-card h2 {
    color: var(--secondary-color);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.success-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 1.5rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .container {
        padding: 0 1.5rem;
    }
    
    .grid-3 {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    nav {
        display: none;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
    }
    
    .hero-visual {
        display: none;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-price {
        font-size: 3rem;
    }
    
    .hero-text p {
        font-size: 1.25rem;
    }
    
    .grid-2,
    .grid-3 {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .cta-section h2 {
        font-size: 2rem;
    }
    
    .cta-section p {
        font-size: 1.25rem;
    }
    
    .contact-hero h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 3rem 0;
    }
    
    section {
        padding: 3rem 0;
    }
    
    .btn-lg {
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }
}