:root {
    --primary-color: #007bff;
    --primary-hover: #0056b3;
    --primary-dark: #003d82;
    --text-dark: #333;
    --text-light: #666;
    --bg-light: #f9f9f9;
    --bg-white: #fff;
    --border-color: #ddd;
    --border-light: #e0e0e0;
}

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

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

h1, h2, h3, h4, h5, h6 {
    line-height: 1.3;
    margin-bottom: 15px;
    color: var(--text-dark);
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

h2 {
    font-size: 2rem;
    margin-top: 30px;
    margin-bottom: 20px;
}

h3 {
    font-size: 1.5rem;
    margin-top: 20px;
    margin-bottom: 15px;
}

p {
    margin-bottom: 15px;
    line-height: 1.8;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

ul, ol {
    margin-left: 20px;
    margin-bottom: 20px;
}

li {
    margin-bottom: 10px;
    line-height: 1.8;
}

strong {
    color: var(--text-dark);
    font-weight: 600;
}

/* HEADER */

header {
    background-color: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

header .container.top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    flex-wrap: wrap;
}

header strong {
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: 0.5px;
}

header nav {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

header nav a {
    color: var(--text-dark);
    font-size: 0.95rem;
    font-weight: 500;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

header nav a:hover {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    text-decoration: none;
}

/* BUTTONS */

.btn {
    display: inline-block;
    padding: 12px 30px;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    text-align: center;
}

.btn:hover {
    background-color: var(--primary-hover);
    text-decoration: none;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 123, 255, 0.3);
}

.btn:active {
    background-color: var(--primary-dark);
    transform: translateY(0);
}

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

.btn-small {
    padding: 8px 20px;
    font-size: 0.9rem;
}

/* HERO */

.hero {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 60px 0;
}

.hero-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.4fr) minmax(0, 1fr);
    gap: 30px;
    align-items: center;
}

.hero-text {
    text-align: left;
}

.hero h1 {
    color: white;
    font-size: 2.4rem;
    margin-bottom: 20px;
}

.hero-subtitle {
    font-size: 1.15rem;
    margin-bottom: 20px;
    color: #e8f4ff;
}

.hero p {
    font-size: 1.05rem;
    margin-bottom: 20px;
    color: #e8f4ff;
}

.hero .btn {
    margin-top: 10px;
    background-color: white;
    color: var(--primary-color);
}

.hero-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

/* BENEFITS */

.benefits {
    padding: 60px 0;
    background-color: var(--bg-light);
}

.benefits h2 {
    text-align: center;
    margin-bottom: 40px;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.benefit-card {
    background: white;
    padding: 25px;
    border-radius: 10px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    border-top: 4px solid var(--primary-color);
}

/* SERVICES */

.services {
    padding: 60px 0;
    background-color: white;
}

.services h2 {
    text-align: center;
    margin-bottom: 30px;
}

.services-intro {
    text-align: center;
    margin-bottom: 30px;
    color: var(--text-light);
}

.service-card {
    background-color: white;
    padding: 25px;
    margin-bottom: 25px;
    border: 1px solid var(--border-light);
    border-radius: 10px;
}

.service-card h3 {
    color: var(--primary-color);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 8px;
}

/* SERVICES PAGE */

.services-content {
    padding: 40px 0;
}

.service-detailed {
    margin-bottom: 40px;
    padding: 25px;
    background-color: white;
    border-radius: 10px;
    border: 1px solid var(--border-light);
}

/* PAGE HEADER */

.page-header {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 40px 0;
    text-align: center;
    margin-bottom: 30px;
}

/* WHY US */

.why-us {
    padding: 60px 0;
    background-color: white;
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
}

/* CTA */

.cta, .price-cta, .service-cta, .final-cta {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    padding: 45px 0;
    text-align: center;
}

/* ABOUT LEADER */

.about-leader {
    display: grid;
    grid-template-columns: 220px minmax(0, 1fr);
    gap: 20px;
    align-items: center;
    margin-top: 20px;
}

.about-leader-photo img {
    width: 100%;
    border-radius: 10px;
    object-fit: cover;
}

/* CONTACT FORM */

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    margin: 30px 0;
}

.contact-item {
    background: #f9f9f9;
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid #007bff;
}

/* FAQ */

.faq-container {
    max-width: 900px;
}

.faq-item {
    background: white;
    margin-bottom: 15px;
    border: 1px solid #e0e0e0;
    border-radius: 8px;
}

/* FOOTER */

footer {
    background-color: var(--text-dark);
    color: #ccc;
    padding: 40px 0 20px;
    margin-top: 60px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

/* TABLES */

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    background-color: white;
    border-radius: 8px;
    overflow: hidden;
}

/* RESPONSIVE */

@media (max-width: 768px) {
    .hero-layout {
        grid-template-columns: 1fr;
    }
    .hero-text {
        text-align: center;
    }
    .about-leader {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    body {
        font-size: 14px;
    }
}