:root {
    --primary-color: #2C3E50;
    --secondary-color: #34495E;
    --accent-red: #E74C3C;
    --accent-green: #2ECC71;
    --accent-orange: #F39C12;
    --neutral-light: #F5F5F5;
    --neutral-mid: #D3D3D3;
    --neutral-dark: #000000;
    --white: #FFFFFF;
    --base-spacing: 8px;
}

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

html, body {
    font-family: 'Merriweather Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    color: var(--primary-color);
    line-height: 1.6;
    background-color: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-weight: 700;
    line-height: 1.3;
}

h1 {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: calc(var(--base-spacing) * 3);
    font-weight: 900;
    letter-spacing: -0.5px;
}

h2 {
    font-size: 2rem;
    color: var(--accent-orange);
    margin-bottom: calc(var(--base-spacing) * 2.5);
    font-weight: 800;
}

h3 {
    font-size: 1.3rem;
    color: var(--secondary-color);
    margin-bottom: calc(var(--base-spacing) * 2);
    font-weight: 700;
}

p {
    margin-bottom: calc(var(--base-spacing) * 2);
    line-height: 1.7;
    color: var(--primary-color);
    font-size: 1rem;
}

ul, ol {
    margin-left: calc(var(--base-spacing) * 3);
    margin-bottom: calc(var(--base-spacing) * 2);
    line-height: 1.8;
}

li {
    margin-bottom: calc(var(--base-spacing) * 1);
    color: var(--primary-color);
}

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

a:hover {
    color: var(--accent-red);
}

body {
    padding-top: 80px;
}

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--white);
    border-bottom: 2px solid var(--neutral-light);
    padding: calc(var(--base-spacing) * 1.5) 0;
    z-index: 1000;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
}

header .header-content {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 calc(var(--base-spacing) * 3);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header .logo {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary-color);
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: calc(var(--base-spacing) * 1);
}

header .logo img {
    height: 40px;
    width: 40px;
    object-fit: contain;
}

header nav {
    display: flex;
    gap: calc(var(--base-spacing) * 4);
    align-items: center;
}

header nav a {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.95rem;
    padding-bottom: 4px;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

header nav a:hover {
    color: var(--accent-orange);
    border-bottom-color: var(--accent-orange);
}

header nav a.active {
    color: var(--accent-orange);
    border-bottom-color: var(--accent-orange);
    font-weight: 700;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 calc(var(--base-spacing) * 3);
}

section {
    padding: calc(var(--base-spacing) * 12) 0;
    border-top: 1px solid var(--neutral-light);
}

section:first-of-type {
    border-top: none;
    padding-top: calc(var(--base-spacing) * 8);
}

.section-full-width {
    width: 100vw;
    margin-left: calc(-50vw + 50%);
    padding: calc(var(--base-spacing) * 12) calc(50vw - 50%);
}

.section-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-bottom: calc(var(--base-spacing) * 8);
}

.section-header h1 {
    margin-bottom: calc(var(--base-spacing) * 2);
}

.section-header p {
    max-width: 800px;
    font-size: 1.1rem;
    color: var(--secondary-color);
}

.grid-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: calc(var(--base-spacing) * 6);
    align-items: center;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: calc(var(--base-spacing) * 4);
}

.grid-4 {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: calc(var(--base-spacing) * 4);
}

.card {
    border: 1px solid var(--neutral-mid);
    padding: calc(var(--base-spacing) * 4);
    background-color: var(--white);
    transition: all 0.3s ease;
}

.card:hover {
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.1);
    border-color: var(--accent-orange);
}

.card h3 {
    margin-top: 0;
}

.card-accent {
    border-left: 4px solid var(--accent-orange);
}

.button {
    display: inline-block;
    padding: calc(var(--base-spacing) * 2.5) calc(var(--base-spacing) * 4);
    background-color: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border: none;
    cursor: pointer;
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    font-size: 1rem;
    transition: all 0.3s ease;
    border-radius: 2px;
}

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

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

.button-secondary:hover {
    background-color: var(--neutral-light);
}

.button-accent {
    background-color: var(--accent-orange);
}

.button-accent:hover {
    background-color: #D68D1F;
}

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

.img-wrapper {
    overflow: hidden;
    background-color: var(--neutral-light);
}

.highlight {
    background-color: var(--neutral-light);
    padding: calc(var(--base-spacing) * 4);
    border-left: 4px solid var(--accent-orange);
    margin: calc(var(--base-spacing) * 4) 0;
}

.highlight-green {
    border-left-color: var(--accent-green);
}

.highlight-red {
    border-left-color: var(--accent-red);
}

.divider {
    height: 1px;
    background-color: var(--neutral-mid);
    margin: calc(var(--base-spacing) * 8) 0;
}

footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: calc(var(--base-spacing) * 8) 0;
    margin-top: calc(var(--base-spacing) * 12);
}

footer .container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: calc(var(--base-spacing) * 4);
}

footer h3 {
    color: var(--accent-orange);
    margin-bottom: calc(var(--base-spacing) * 2.5);
    font-size: 1.1rem;
}

footer p, footer li {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    line-height: 1.8;
}

footer a {
    color: var(--accent-orange);
}

footer a:hover {
    color: var(--accent-green);
}

footer ul {
    list-style: none;
    margin-left: 0;
}

footer li {
    margin-bottom: calc(var(--base-spacing) * 1.5);
}

.footer-disclaimer {
    text-align: center;
    padding-top: calc(var(--base-spacing) * 4);
    margin-top: calc(var(--base-spacing) * 4);
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.footer-disclaimer strong {
    color: var(--accent-orange);
}

@media (max-width: 768px) {
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.1rem; }
    
    header nav {
        gap: calc(var(--base-spacing) * 2);
        flex-wrap: wrap;
    }
    
    header nav a {
        font-size: 0.85rem;
    }
    
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
        gap: calc(var(--base-spacing) * 3);
    }
    
    .container {
        padding: 0 calc(var(--base-spacing) * 2);
    }
    
    footer .container {
        grid-template-columns: 1fr 1fr;
    }
    
    section {
        padding: calc(var(--base-spacing) * 8) 0;
    }
}

@media (max-width: 480px) {
    h1 { font-size: 1.5rem; }
    h2 { font-size: 1.2rem; }
    h3 { font-size: 1rem; }
    
    header .header-content {
        flex-direction: column;
        gap: calc(var(--base-spacing) * 2);
    }
    
    header nav {
        flex-direction: column;
        gap: calc(var(--base-spacing) * 1.5);
        width: 100%;
        justify-content: center;
    }
    
    footer .container {
        grid-template-columns: 1fr;
    }
    
    .button {
        display: block;
        text-align: center;
    }
}

.fade-in {
    animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-up {
    animation: slideUp 0.6s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.text-center { text-align: center; }
.text-right { text-align: right; }
.mt-4 { margin-top: calc(var(--base-spacing) * 4); }
.mb-4 { margin-bottom: calc(var(--base-spacing) * 4); }
.py-4 { padding-top: calc(var(--base-spacing) * 4); padding-bottom: calc(var(--base-spacing) * 4); }
.py-8 { padding-top: calc(var(--base-spacing) * 8); padding-bottom: calc(var(--base-spacing) * 8); }