/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background-color: #f9fafb;
}

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

/* Header */
header {
    background: #0f172a;
    color: white;
    padding: 1rem 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

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

.logo {
    font-size: 1.8rem;
    font-weight: bold;
    color: #f59e0b;
}

nav ul {
    display: flex;
    list-style: none;
    gap: 2rem;
}

nav a {
    color: white;
    text-decoration: none;
    transition: color 0.3s ease;
    font-weight: 500;
}

nav a:hover {
    color: #f59e0b;
}

/* Main content */
main {
    margin-top: 80px;
}

/* Hero section */
.hero {
    background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 100%);
    color: white;
    padding: 6rem 0;
    text-align: center;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
    font-weight: 700;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    animation: fadeInUp 1s ease 0.2s both;
    opacity: 0.9;
}

.cta-button {
    display: inline-block;
    background: #f59e0b;
    color: #0f172a;
    padding: 1rem 2rem;
    text-decoration: none;
    border-radius: 8px;
    font-weight: bold;
    transition: all 0.3s ease;
    animation: fadeInUp 1s ease 0.4s both;
    font-size: 1.1rem;
}

.cta-button:hover {
    background: #d97706;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(245, 158, 11, 0.4);
}

/* Mockup section */
.mockup-section {
    padding: 6rem 0;
    background: white;
}

.mockup-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #0f172a;
    font-weight: 700;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #6b7280;
    margin-bottom: 4rem;
    font-style: italic;
}

.mockup-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.mockup-item {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid #e5e7eb;
}

.mockup-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.12);
}

.mockup-item img {
    width: 100%;
    max-width: 400px;
    height: auto;
    border-radius: 8px;
    margin-bottom: 1.5rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.mockup-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #0f172a;
    font-weight: 600;
}

.mockup-item p {
    color: #6b7280;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.disclaimer {
    font-size: 0.9rem;
    color: #dc2626;
    font-style: italic;
    font-weight: 600;
}

/* Who section */
.who-section {
    padding: 6rem 0;
    background: #0f172a;
    color: white;
}

.who-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.who-section > .container > p {
    text-align: center;
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.target-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.target-item {
    background: rgba(255,255,255,0.05);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    transition: transform 0.3s ease, background 0.3s ease;
}

.target-item:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.08);
}

.target-item .icon {
    font-size: 3rem;
    display: block;
    margin-bottom: 1rem;
}

.target-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #f59e0b;
    font-weight: 600;
}

.target-item p {
    opacity: 0.9;
    line-height: 1.6;
}

/* Value section */
.value-section {
    padding: 4rem 0;
    background: #fff7ed;
    text-align: center;
}

.value-section h2 {
    font-size: 2.2rem;
    margin-bottom: 2rem;
    color: #0f172a;
    font-weight: 700;
}

.value-text {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #1f2937;
    font-weight: 500;
}

.value-note {
    font-size: 1rem;
    color: #6b7280;
    font-style: italic;
    margin-top: 1rem;
}

/* Testimonial section */
.testimonial-section {
    padding: 6rem 0;
    background: white;
    text-align: center;
}

.testimonial-section h2 {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #0f172a;
    font-weight: 700;
}

blockquote {
    max-width: 800px;
    margin: 0 auto;
    font-size: 1.3rem;
    font-style: italic;
    color: #374151;
    position: relative;
    padding: 2rem;
    background: #f9fafb;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.08);
    border-left: 4px solid #f59e0b;
}

blockquote::before {
    content: '"';
    font-size: 4rem;
    color: #f59e0b;
    position: absolute;
    top: -10px;
    left: 20px;
    font-weight: bold;
}

cite {
    display: block;
    margin-top: 1rem;
    font-size: 1rem;
    color: #6b7280;
    font-weight: 600;
    font-style: normal;
}

/* Contact section */
.contact-section {
    padding: 6rem 0;
    background: #f9fafb;
}

.contact-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #0f172a;
    font-weight: 700;
}

.contact-section form {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 3rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    border: 1px solid #e5e7eb;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #374151;
    font-weight: 600;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid #e5e7eb;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
    background: #f9fafb;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #f59e0b;
    box-shadow: 0 0 0 3px rgba(245, 158, 11, 0.1);
    background: white;
}

.submit-button {
    background: #22c55e;
    color: white;
    padding: 1rem 2rem;
    border: none;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.submit-button:hover {
    background: #16a34a;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(34, 197, 94, 0.3);
}

/* Footer */
footer {
    background: #0f172a;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

footer p {
    opacity: 0.8;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive design */
@media (max-width: 768px) {
    header .container {
        flex-direction: column;
        gap: 1rem;
    }
    
    nav ul {
        gap: 1rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .mockup-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .target-grid {
        grid-template-columns: 1fr;
    }
    
    .mockup-item {
        padding: 1.5rem;
    }
    
    blockquote {
        font-size: 1.1rem;
        padding: 1.5rem;
    }
    
    .contact-section form {
        padding: 2rem;
        margin: 0 1rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 4rem 0;
    }
    
    .hero h2 {
        font-size: 1.8rem;
    }
    
    .mockup-section,
    .who-section,
    .testimonial-section,
    .contact-section,
    .value-section {
        padding: 4rem 0;
    }
    
    .mockup-item img {
        max-width: 100%;
    }
    
    .contact-section form {
        padding: 1.5rem;
    }
}