:root {
    --primary-color: #0d1b2a; /* Deep tech blue */
    --secondary-color: #1b263b;
    --accent-color: #00e5ff; /* Tech cyan */
    --bg-light: #f8f9fa;
    --text-color: #333333;
    --text-muted: #6c757d;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background-color: var(--bg-light);
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    color: var(--primary-color);
}

.text-cyan {
    color: var(--accent-color) !important;
}

/* Backgrounds */
.bg-dark {
    background-color: var(--primary-color) !important;
}

/* Buttons */
.btn-cyan {
    background-color: var(--accent-color);
    color: var(--primary-color) !important;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
}

.btn-cyan:hover {
    background-color: #00b8cc;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 229, 255, 0.4);
}

/* Top bar */
.top-bar {
    font-size: 0.9rem;
    background-color: var(--secondary-color) !important;
}

.top-bar a:hover {
    color: var(--accent-color) !important;
}

/* Navbar */
.navbar {
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.navbar .nav-link {
    font-weight: 500;
    color: var(--primary-color) !important;
    transition: color 0.3s ease;
}

.navbar .nav-link:hover {
    color: var(--accent-color) !important;
}

/* Content Area */
.content-article {
    background: #ffffff;
    padding: 2.5rem;
    border-radius: 12px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.03);
    margin-bottom: 2rem;
}

.content-article h1, .content-article h2, .content-article h3 {
    margin-top: 1.5rem;
    margin-bottom: 1rem;
}

.content-article p {
    font-size: 1.05rem;
    color: #4a5568;
}

.content-article ul {
    list-style-type: none;
    padding-left: 0;
}

.content-article ul li {
    position: relative;
    padding-left: 1.5rem;
    margin-bottom: 0.5rem;
    color: #4a5568;
}

.content-article ul li::before {
    content: '\f054'; /* FontAwesome chevron-right */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    position: absolute;
    left: 0;
    top: 4px;
    font-size: 0.8rem;
    color: var(--accent-color);
}

/* Main content fade in animation */
.fade-in {
    animation: fadeIn 0.8s ease-in;
}

@keyframes fadeIn {
    0% { opacity: 0; transform: translateY(10px); }
    100% { opacity: 1; transform: translateY(0); }
}

/* Footer */
footer {
    border-top: 5px solid var(--accent-color);
}

.footer-links a {
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent-color) !important;
}