body {
    background-color: #f8f9fa;
}

.card {
    border: none;
    border-radius: 1rem;
}

.card-body {
    padding: 2rem;
}

.btn-primary {
    background-color: #007bff;
    border-color: #007bff;
}

.btn-primary:hover {
    background-color: #0056b3;
    border-color: #0056b3;
}

.input-group-text {
    background-color: #f8f9fa;
    border-right: none;
}

.form-control {
    border-left: none;
}

.form-control:focus {
    box-shadow: none;
    border-color: #ced4da;
}

.alert {
    margin-bottom: 1rem;
}

.btn:disabled,
.form-control:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Ana font tanımı */
body {
    font-family: "logical-variable", "Arial Unicode MS", "Helvetica", "Arial", sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: #333;
}

/* Başlık stilleri */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5em;
}

h1 {
    font-size: 2.5rem; /* 40px */
}

h2 {
    font-size: 2rem; /* 32px */
}

h3 {
    font-size: 1.75rem; /* 28px */
}

h4 {
    font-size: 1.5rem; /* 24px */
}

h5 {
    font-size: 1.25rem; /* 20px */
}

h6 {
    font-size: 1rem; /* 16px */
}

/* Paragraf stili */
p {
    font-size: 1rem; /* 16px */
    margin-bottom: 1em;
}

/* Liste stilleri */
ul, ol {
    font-size: 1rem; /* 16px */
    margin-bottom: 1em;
    padding-left: 1.5em;
}

/* Bağlantı stili */
a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Vurgu metni */
strong, b {
    font-weight: 700;
}

/* İtalik metin */
em, i {
    font-style: italic;
}

/* Küçük metin */
small {
    font-size: 0.875rem; /* 14px */
}

/* Alıntı stili */
blockquote {
    font-size: 1.1rem; /* 17.6px */
    font-style: italic;
    margin: 1em 0;
    padding-left: 1em;
    border-left: 4px solid #007bff;
}

/* Kod bloğu stili */
code, pre {
    font-family: "Courier New", Courier, monospace;
    font-size: 0.9rem; /* 14.4px */
    background-color: #f8f9fa;
    padding: 0.2em 0.4em;
    border-radius: 3px;
}

/* Responsive tasarım için medya sorguları */
@media (max-width: 768px) {
    h1 { font-size: 2rem; } /* 32px */
    h2 { font-size: 1.75rem; } /* 28px */
    h3 { font-size: 1.5rem; } /* 24px */
    h4 { font-size: 1.25rem; } /* 20px */
    h5 { font-size: 1.1rem; } /* 17.6px */
    h6 { font-size: 1rem; } /* 16px */
}

.container {
    background-color: var(--light-text-color);
    border-radius: 12px;
    padding: 30px;
    margin-top: 30px;
    margin-bottom: 30px;
}

.custom-tabs .nav-link {
    color: #495057;
    border: none;
    border-bottom: 2px solid transparent;
    transition: all 0.3s ease;
}

.custom-tabs .nav-link:hover {
    border-bottom: 2px solid #007bff;
}

.custom-tabs .nav-link.active {
    color: #007bff;
    border-bottom: 2px solid #007bff;
    font-weight: bold;
}

.custom-tab-content {
    padding: 20px 0;
}

.dropzone {
    border: 2px dashed #007bff;
    border-radius: 5px;
    background: #f8f9fa;
}

.dropzone .dz-message {
    font-weight: 400;
    color: #495057;
}

.dropzone .dz-message i {
    font-size: 3em;
    margin-bottom: 15px;
    color: #007bff;
}

.btn-danger {
    background-color: #dc3545;
    border-color: #dc3545;
    transition: all 0.3s ease;
}

.btn-danger:hover {
    background-color: #c82333;
    border-color: #bd2130;
}