:root {
    --ptpintar-primary: #2563eb;
    --ptpintar-secondary: #1e40af;
    --ptpintar-accent: #3b82f6;
    --ptpintar-text: #1f2937;
    --ptpintar-text-light: #6b7280;
    --ptpintar-background: #ffffff;
    --ptpintar-background-alt: #f3f4f6;
    --ptpintar-border: #e5e7eb;
    --ptpintar-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

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

body {
    font-family: 'Noto Sans', 'SF Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--ptpintar-text);
    background-color: var(--ptpintar-background);
}

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

/* Header Styles */
.ptpintar-header {
    background-color: var(--ptpintar-background);
    box-shadow: var(--ptpintar-shadow);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.ptpintar-header .ptpintar-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.company-logo {
    width: 180px;
    height: 60px;
    background-image: url('../img/company-logo.png');
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
}

.ptpintar-nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.ptpintar-nav-list a {
    text-decoration: none;
    color: var(--ptpintar-text);
    font-weight: 500;
    transition: color 0.3s ease;
}

.ptpintar-nav-list a:hover,
.ptpintar-nav-list a.ptpintar-active {
    color: var(--ptpintar-primary);
}

/* Button Styles */
.ptpintar-cta-button {
    display: inline-block;
    padding: 12px 24px;
    background-color: var(--ptpintar-primary);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 500;
    transition: background-color 0.3s ease;
}

.ptpintar-cta-button:hover {
    background-color: var(--ptpintar-secondary);
}

.ptpintar-secondary-button {
    display: inline-block;
    padding: 12px 24px;
    background-color: transparent;
    color: var(--ptpintar-primary);
    text-decoration: none;
    border: 2px solid var(--ptpintar-primary);
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.ptpintar-secondary-button:hover {
    background-color: var(--ptpintar-primary);
    color: white;
}

/* Footer Styles */
.ptpintar-footer {
    background-color: var(--ptpintar-background-alt);
    padding: 60px 0 20px;
}

.ptpintar-footer-content {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 40px;
}

.ptpintar-footer-info p {
    margin-bottom: 10px;
    color: var(--ptpintar-text-light);
}

.ptpintar-footer-links h4 {
    margin-bottom: 20px;
    color: var(--ptpintar-text);
}

.ptpintar-footer-links ul {
    list-style: none;
}

.ptpintar-footer-links a {
    text-decoration: none;
    color: var(--ptpintar-text-light);
    transition: color 0.3s ease;
}

.ptpintar-footer-links a:hover {
    color: var(--ptpintar-primary);
}

.ptpintar-footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--ptpintar-border);
    color: var(--ptpintar-text-light);
}

/* Typography */
h1 {
    font-size: 48px;
    line-height: 1.2;
    margin-bottom: 20px;
}

h2 {
    font-size: 36px;
    line-height: 1.3;
    margin-bottom: 30px;
}

h3 {
    font-size: 24px;
    line-height: 1.4;
    margin-bottom: 15px;
}

h4 {
    font-size: 20px;
    line-height: 1.4;
    margin-bottom: 15px;
}

p {
    margin-bottom: 15px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .ptpintar-header .ptpintar-container {
        flex-direction: column;
        height: auto;
        padding: 20px;
    }

    .ptpintar-nav-list {
        flex-direction: column;
        text-align: center;
        gap: 15px;
        margin-top: 20px;
    }

    .ptpintar-footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    h1 {
        font-size: 36px;
    }

    h2 {
        font-size: 28px;
    }
}