* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background: url('https://imgusercontent.myownsite.cc/user-generated-images/5591117854711615/2026/02/25/558e7c7ec1b709dc81ab2a30c1634ab7.webp') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 600px;
}

.form-box, .warning-box {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    padding: 30px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    margin-bottom: 20px;
    color: #333;
}

h3 {
    margin-top: 15px;
    margin-bottom: 10px;
    color: #555;
    font-size: 1.1em;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: #555;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="number"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: #4CAF50;
}

.form-group textarea {
    resize: vertical;
    font-family: inherit;
}

.form-group small {
    display: block;
    margin-top: 5px;
    color: #888;
    font-size: 12px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
}

.captcha-box {
    display: flex;
    gap: 10px;
    align-items: center;
}

.captcha-box img {
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
}

.captcha-box input {
    flex: 1;
}

.btn-refresh {
    padding: 10px 15px;
    background: #f5f5f5;
    border: 1px solid #ddd;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-refresh:hover {
    background: #e0e0e0;
}

.btn-submit, .btn-primary {
    width: 100%;
    padding: 12px;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-submit:hover, .btn-primary:hover {
    background: #45a049;
}

.btn-submit:disabled {
    background: #ccc;
    cursor: not-allowed;
}

.btn-secondary {
    width: 100%;
    padding: 12px;
    background: #f5f5f5;
    color: #333;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s;
    margin-top: 10px;
}

.btn-secondary:hover {
    background: #e0e0e0;
}

.pow-status {
    margin: 15px 0;
    padding: 10px;
    background: #f0f0f0;
    border-radius: 6px;
    font-size: 14px;
    color: #666;
    text-align: center;
}

.result-box {
    margin-top: 20px;
}

.result-box h3 {
    color: #4CAF50;
    margin-bottom: 15px;
}

.short-url {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.short-url input {
    flex: 1;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 14px;
}

.btn-copy {
    padding: 10px 20px;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: background 0.3s;
}

.btn-copy:hover {
    background: #45a049;
}

.info-section {
    margin: 20px 0;
    padding: 15px;
    background: #f9f9f9;
    border-radius: 6px;
    border-left: 4px solid #4CAF50;
}

.info-section p {
    margin: 8px 0;
    color: #555;
}

.url-display {
    word-break: break-all;
    background: white;
    padding: 10px;
    border-radius: 4px;
    font-family: monospace;
}

.warning-message {
    background: #fff3cd;
    border: 1px solid #ffc107;
    border-radius: 6px;
    padding: 15px;
    margin: 20px 0;
}

.warning-message ul {
    margin-left: 20px;
    margin-top: 10px;
}

.warning-message li {
    margin: 5px 0;
    color: #856404;
}

.action-buttons {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.action-buttons .btn-primary,
.action-buttons .btn-secondary {
    width: auto;
    flex: 1;
}

#text-content pre {
    white-space: pre-wrap;
    word-wrap: break-word;
    background: white;
    padding: 15px;
    border-radius: 4px;
    max-height: 400px;
    overflow-y: auto;
}

@media (max-width: 600px) {
    .form-row {
        grid-template-columns: 1fr;
    }

    .captcha-box {
        flex-direction: column;
        align-items: stretch;
    }

    .action-buttons {
        flex-direction: column;
    }
}