/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #1e293b;
    background-color: #fff;
}

/* Container */
.container-pro {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Navigation */
.nav-pro {
    position: fixed;
    top: 0;
    width: 100%;
    background: #1e40af;
    z-index: 1000;
    border-bottom: 1px solid #1e3a8a;
}

.nav-container-pro {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 60px;
}

.logo-pro img {
    width: 120px;
    height: auto;
}

.menu-pro {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.link-pro {
    text-decoration: none;
    color: #cbd5e1;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.link-pro:hover {
    color: #fff;
}

.link-pro.active {
    color: #fff;
    border-bottom: 2px solid #fff;
}

.btn-pro {
    background: #fff;
    color: #1e40af !important;
    padding: 8px 20px;
    border-radius: 2px;
    font-size: 0.85rem;
    font-weight: 600;
    transition: all 0.2s ease;
}

.btn-pro:hover {
    background: #f1f5f9;
}

/* Mobile Toggle */
.toggle-pro {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar-pro {
    width: 20px;
    height: 2px;
    background: #fff;
    transition: 0.3s;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border: none;
    border-radius: 2px;
    font-size: 0.95rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
}

.btn-primary {
    background: #1e40af;
    color: white;
}

.btn-primary:hover {
    background: #1e3a8a;
}

.btn-secondary {
    background: transparent;
    color: #1e40af;
    border: 2px solid #1e40af;
}

.btn-secondary:hover {
    background: #1e40af;
    color: white;
}

.btn-large {
    padding: 14px 36px;
    font-size: 1rem;
}

/* Section Titles */
.section-title-pro {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #1e293b;
    text-align: left;
}

.section-subtitle-pro {
    font-size: 0.95rem;
    color: #64748b;
    margin-bottom: 2.5rem;
    text-align: left;
}

/* Divider */
.divider-pro {
    border-top: 1px solid #e2e8f0;
    margin: 3rem 0;
}

/* Footer */
.footer-pro {
    background: #1e293b;
    color: #cbd5e1;
    padding: 3rem 0 1.5rem;
    border-top: 3px solid #1e40af;
}

.footer-content-pro {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-section-pro h4 {
    margin-bottom: 0.75rem;
    color: #f1f5f9;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.footer-section-pro ul {
    list-style: none;
}

.footer-section-pro ul li {
    margin-bottom: 0.4rem;
    padding-left: 1rem;
}

.footer-section-pro ul li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #1e40af;
}

.footer-section-pro ul li a {
    color: #94a3b8;
    text-decoration: none;
    font-size: 0.85rem;
    transition: color 0.2s ease;
}

.footer-section-pro ul li a:hover {
    color: #fff;
}

.footer-bottom-pro {
    border-top: 1px solid #334155;
    padding-top: 1.5rem;
    text-align: left;
    color: #64748b;
    font-size: 0.8rem;
}

/* Responsive */
@media (max-width: 768px) {
    .menu-pro {
        position: fixed;
        left: -100%;
        top: 60px;
        flex-direction: column;
        background: #1e40af;
        width: 100%;
        text-align: left;
        padding: 1rem 0;
        gap: 0;
        z-index: 999;
        height: calc(100vh - 60px);
        overflow-y: auto;
    }

    .menu-pro.active {
        left: 0;
    }

    .link-pro {
        padding: 12px 24px;
        border-bottom: 1px solid #1e3a8a;
    }

    .link-pro.active {
        border-bottom-color: #fff;
    }

    .toggle-pro {
        display: flex;
    }

    .toggle-pro.active .bar-pro:nth-child(2) {
        opacity: 0;
    }

    .toggle-pro.active .bar-pro:nth-child(1) {
        transform: translateY(6px) rotate(45deg);
    }

    .toggle-pro.active .bar-pro:nth-child(3) {
        transform: translateY(-6px) rotate(-45deg);
    }

    .footer-content-pro {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.4s ease-out;
}