.pdf-converter-container {
    --pdf-primary-color: #4361ee;
    --pdf-primary-dark: #3a56d4;
    --pdf-secondary-color: #3f37c9;
    --pdf-accent-color: #4895ef;
    --pdf-light-color: #f8f9fa;
    --pdf-dark-color: #212529;
    --pdf-gray-color: #6c757d;
    --pdf-light-gray: #e9ecef;
    --pdf-success-color: #4bb543;
    --pdf-error-color: #f44336;
    --pdf-border-radius: 8px;
    --pdf-box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --pdf-transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.pdf-converter-header {
    text-align: center;
    margin-bottom: 30px;
    padding: 20px 0;
}

.pdf-converter-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: var(--pdf-primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.pdf-converter-header p {
    color: var(--pdf-gray-color);
    font-size: 1.1rem;
}

.pdf-converter-box {
    background-color: white;
    border-radius: var(--pdf-border-radius);
    box-shadow: var(--pdf-box-shadow);
    padding: 30px;
    margin-bottom: 30px;
}

.pdf-input-section {
    margin-bottom: 25px;
}

.pdf-toolbar {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
    flex-wrap: wrap;
}

.pdf-toolbar button {
    background-color: var(--pdf-light-gray);
    border: none;
    border-radius: 4px;
    padding: 8px 12px;
    cursor: pointer;
    transition: var(--pdf-transition);
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
}

.pdf-toolbar button:hover {
    background-color: #d1d7e0;
}

.pdf-language-selector {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 5px;
}

.pdf-language-selector label {
    color: var(--pdf-gray-color);
}

.pdf-language-selector select {
    padding: 8px;
    border-radius: 4px;
    border: 1px solid var(--pdf-light-gray);
    background-color: white;
}

#pdf-text-input {
    width: 100%;
    min-height: 200px;
    padding: 15px;
    border: 1px solid var(--pdf-light-gray);
    border-radius: var(--pdf-border-radius);
    font-family: inherit;
    font-size: 1rem;
    resize: vertical;
    transition: var(--pdf-transition);
}

#pdf-text-input:focus {
    outline: none;
    border-color: var(--pdf-primary-color);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
}

.pdf-char-count {
    text-align: right;
    font-size: 0.9rem;
    color: var(--pdf-gray-color);
    margin-top: 5px;
}

.pdf-settings-section {
    margin-bottom: 25px;
}

.pdf-settings-section h3 {
    margin-bottom: 15px;
    color: var(--pdf-primary-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pdf-settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.pdf-setting {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.pdf-setting label {
    font-size: 0.9rem;
    color: var(--pdf-gray-color);
}

.pdf-setting select, .pdf-setting input {
    padding: 10px;
    border: 1px solid var(--pdf-light-gray);
    border-radius: 4px;
    font-family: inherit;
}

.pdf-setting input[type="number"] {
    width: 100%;
}

.pdf-action-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.pdf-primary-btn {
    background-color: var(--pdf-primary-color);
    color: white;
    border: none;
    border-radius: var(--pdf-border-radius);
    padding: 12px 25px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--pdf-transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pdf-primary-btn:hover {
    background-color: var(--pdf-primary-dark);
    transform: translateY(-2px);
}

.pdf-secondary-btn {
    background-color: white;
    color: var(--pdf-primary-color);
    border: 1px solid var(--pdf-primary-color);
    border-radius: var(--pdf-border-radius);
    padding: 12px 25px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--pdf-transition);
    display: flex;
    align-items: center;
    gap: 10px;
}

.pdf-secondary-btn:hover {
    background-color: #f0f4ff;
}

.pdf-disclaimer {
    font-size: 0.9rem;
    color: var(--pdf-gray-color);
    display: flex;
    align-items: center;
    gap: 5px;
}

.pdf-result-box {
    background-color: white;
    border-radius: var(--pdf-border-radius);
    box-shadow: var(--pdf-box-shadow);
    padding: 30px;
    text-align: center;
}

.pdf-success-message {
    margin-bottom: 25px;
}

.pdf-success-message i {
    font-size: 3rem;
    color: var(--pdf-success-color);
    margin-bottom: 15px;
}

.pdf-success-message h3 {
    margin-bottom: 5px;
    color: var(--pdf-success-color);
}

.pdf-download-section {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
    flex-wrap: wrap;
}

.pdf-file-info {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
}

.pdf-info-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
}

.pdf-info-item span:first-child {
    font-size: 0.9rem;
    color: var(--pdf-gray-color);
}

.pdf-info-item span:last-child {
    font-weight: 500;
}

.pdf-hidden {
    display: none !important;
}

.pdf-loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(255, 255, 255, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

.pdf-loading-content {
    text-align: center;
    max-width: 400px;
    padding: 30px;
    background-color: white;
    border-radius: var(--pdf-border-radius);
    box-shadow: var(--pdf-box-shadow);
}

.pdf-spinner {
    width: 50px;
    height: 50px;
    border: 5px solid var(--pdf-light-gray);
    border-top-color: var(--pdf-primary-color);
    border-radius: 50%;
    margin: 0 auto 20px;
    animation: pdf-spin 1s linear infinite;
}

@keyframes pdf-spin {
    to { transform: rotate(360deg); }
}

.pdf-progress-bar {
    width: 100%;
    height: 8px;
    background-color: var(--pdf-light-gray);
    border-radius: 4px;
    margin-top: 20px;
    overflow: hidden;
}

.pdf-progress {
    height: 100%;
    width: 0;
    background-color: var(--pdf-primary-color);
    border-radius: 4px;
    transition: width 0.3s ease;
}

@media (max-width: 768px) {
    .pdf-converter-header h1 {
        font-size: 2rem;
    }

    .pdf-converter-box {
        padding: 20px;
    }

    .pdf-settings-grid {
        grid-template-columns: 1fr;
    }

    .pdf-download-section {
        flex-direction: column;
    }

    .pdf-file-info {
        flex-direction: column;
        gap: 15px;
    }
}

@media (max-width: 480px) {
    .pdf-converter-header h1 {
        font-size: 1.8rem;
    }

    .pdf-converter-container {
        padding: 15px;
    }

    .pdf-primary-btn, .pdf-secondary-btn {
        width: 100%;
        justify-content: center;
    }
}