:root {
    --accent: #0b5bd7;
    --accent-dark: #083d94;
    --accent-light: #eef4ff;
    --text-dark: #0a2540;
    --text-muted: #6c757d;
}

/* GLOBAL */
body {
    font-family: 'Inter', sans-serif;
    background-color: #ffffff;
    color: #333;
}

/* NAVBAR */
.navbar {
    background-color: #ffffff;
    border-bottom: 1px solid #eaeaea;
    padding: 15px 0;
}
.navbar-brand {
    font-weight: 800;
    font-size: 1.4rem;
    color: var(--accent);
}

/* HERO */
.hero {
    background: linear-gradient(135deg, var(--accent-light), #ffffff);
    padding: 90px 0;
}
.hero h1 {
    font-weight: 800;
    color: var(--text-dark);
}
.hero p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 30px;
}
.btn-hero {
    background-color: var(--accent);
    color: #ffffff;
    padding: 14px 36px;
    font-weight: 600;
    border-radius: 8px;
}

/* TOOLS */
.tools-section {
    background-color: #f8fafc;
    padding: 80px 0;
}

/* TOOL CARD */
.tool-card {
    background-color: #ffffff;
    border-radius: 18px;
    padding: 32px 26px;
    text-align: center;
    height: 100%;
    box-shadow: 0 10px 30px rgba(0,0,0,0.06);
    transition: all 0.3s ease;
}
.tool-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.12);
}

.tool-icon {
    font-size: 44px;
    color: var(--accent);
    margin-bottom: 15px;
}

/* BUTTON */
.btn-primary {
    background-color: var(--accent);
    border: none;
    font-weight: 600;
}

/* ADS */
.ad-slot {
    background-color: #f1f3f5;
    border: 1px dashed #cbd5e1;
    color: #6b7280;
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
}

/* FOOTER */
.footer {
    border-top: 1px solid #eaeaea;
    padding: 25px 0;
    font-size: 0.85rem;
}
.footer a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
}

.footer-logo {
    max-height: 100px;
    opacity: 0.9;
}