body {
    font-family: "Segoe UI", Arial, sans-serif;
    background: #eaf2fa;
    margin: 0;
    padding: 0;
    color: #222;
    min-height: 100vh;
}

.navbar {
    background: #1a5c9e;
    color: #fff;
    padding: 0.8rem 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.navbar .brand {
    color: #fff;
    font-weight: 700;
    font-size: 1.15rem;
    text-decoration: none;
}

.navbar nav a {
    color: #dbe8f5;
    text-decoration: none;
    margin-left: 1rem;
}

.navbar nav a:hover {
    color: #fff;
    text-decoration: underline;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 2rem 1rem;
}

.card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,.08);
    padding: 2rem;
    margin-bottom: 2rem;
}

h1 { color: #1a5c9e; margin-top: 0; font-size: 1.5rem; }
h2 { color: #1a5c9e; font-size: 1.15rem; }

p.uitleg { color: #555; line-height: 1.55; }

label { display: block; margin: 1rem 0 0.3rem; font-weight: 600; }

input[type="text"], input[type="password"], input[type="number"],
textarea, select {
    width: 100%;
    padding: 0.55rem;
    border: 1px solid #b9c9da;
    border-radius: 6px;
    font-size: 0.95rem;
    font-family: inherit;
    box-sizing: border-box;
}

textarea {
    min-height: 7rem;
    font-family: Consolas, monospace;
}

input[type="file"] {
    width: 100%;
    margin-top: 0.3rem;
}

button, .btn {
    background: #1a5c9e;
    color: #fff;
    border: none;
    border-radius: 6px;
    padding: 0.6rem 1.2rem;
    font-size: 1rem;
    cursor: pointer;
    margin-top: 1.2rem;
    text-decoration: none;
    display: inline-block;
}

button:hover, .btn:hover { background: #154a80; }

.btn.secondary {
    background: #4a7fb5;
}

.flash {
    background: #fdecea;
    color: #a4271a;
    border: 1px solid #f2b8b5;
    border-radius: 6px;
    padding: 0.7rem 1rem;
    margin: 1rem 0;
}

.flash.ok {
    background: #e8f5e9;
    color: #1e6b28;
    border-color: #a5d6a7;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.2rem;
}

.tool-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,.08);
    padding: 1.5rem;
}

.tool-card h3 { margin-top: 0; color: #1a5c9e; }

table.result {
    border-collapse: collapse;
    width: 100%;
    margin-top: 1rem;
    font-size: 0.9rem;
}

table.result th, table.result td {
    border: 1px solid #cfd8e3;
    padding: 0.35rem 0.6rem;
    text-align: left;
}

table.result th { background: #eaf2fa; }

figure.result-img img {
    max-width: 100%;
    height: auto;
    border: 1px solid #cfd8e3;
    border-radius: 6px;
    margin-top: 1rem;
}

.actions { display: flex; gap: 0.8rem; flex-wrap: wrap; }

.hint { color: #666; font-size: 0.88rem; }

footer {
    text-align: center;
    color: #777;
    font-size: 0.85rem;
    padding: 1.5rem;
}