.btpn-wrap {
    max-width: 1200px;
    margin: 30px auto;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.btpn-header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 40px;
    border-radius: 12px;
    margin-bottom: 30px;
    box-shadow: 0 10px 40px rgba(102, 126, 234, 0.3);
}

.btpn-header h1 {
    margin: 0 0 10px 0;
    font-size: 32px;
    font-weight: 700;
    color: white;
}

.btpn-header p {
    margin: 0;
    font-size: 16px;
    opacity: 0.95;
}

.btpn-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.08);
    margin-bottom: 20px;
    overflow: hidden;
}

.btpn-section {
    padding: 30px;
    border-bottom: 1px solid #f0f0f0;
}

.btpn-section:last-child {
    border-bottom: none;
}

.btpn-section-header {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.btpn-section-icon {
    width: 40px;
    height: 40px;
    background: #364174;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    font-size: 20px;
}

.btpn-section-title {
    font-size: 20px;
    font-weight: 600;
    color: #1e293b;
    margin: 0;
}

.btpn-field {
    margin-bottom: 25px;
}

.btpn-field:last-child {
    margin-bottom: 0;
}

.btpn-label {
    display: block;
    font-weight: 600;
    margin-bottom: 10px;
    color: #334155;
    font-size: 15px;
}

.btpn-input {
    width: 100%;
    max-width: 600px;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 15px;
    transition: all 0.2s;
    box-sizing: border-box;
}

.btpn-input:focus {
    border-color: #667eea;
    outline: none;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.btpn-datetime {
    padding: 10px 14px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 14px;
}

.btpn-datetime:focus {
    border-color: #667eea;
    outline: none;
}

.btpn-description {
    color: #64748b;
    font-size: 14px;
    margin-top: 8px;
    line-height: 1.6;
}

.btpn-toggle {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btpn-checkbox {
    width: 24px;
    height: 24px;
    cursor: pointer;
}

.btpn-toggle-label {
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
}

.btpn-alert {
    padding: 16px 20px;
    border-radius: 8px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.btpn-alert-warning {
    background: #fef3c7;
    border-left: 4px solid #f59e0b;
    color: #92400e;
}

.btpn-alert-info {
    background: #dbeafe;
    border-left: 4px solid #3b82f6;
    color: #1e40af;
}

.btpn-info-box {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border: 2px solid #bae6fd;
    border-radius: 10px;
    padding: 20px;
    margin-top: 20px;
}

.btpn-info-box strong {
    color: #0369a1;
    display: block;
    margin-bottom: 12px;
    font-size: 15px;
}

.btpn-info-box ul {
    margin: 0;
    padding-left: 20px;
}

.btpn-info-box li {
    margin-bottom: 8px;
    color: #0c4a6e;
    line-height: 1.6;
}

.btpn-example-box {
    background: #fffbeb;
    border: 2px solid #fde68a;
    border-radius: 10px;
    padding: 16px;
    margin-top: 12px;
}

.btpn-example-box strong {
    color: #92400e;
    display: block;
    margin-bottom: 10px;
}

.btpn-example-box code {
    background: #fef3c7;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 13px;
    color: #78350f;
}

.btpn-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 14px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: 8px;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.4);
    transition: all 0.3s;
}

.btpn-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.5);
}

.btpn-btn:active {
    transform: translateY(0);
}

.btpn-url-preview {
    background: #f8fafc;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    padding: 14px 18px;
    margin-top: 12px;
    font-family: 'Courier New', monospace;
    font-size: 14px;
    color: #475569;
}

.btpn-section-icon.white .emoji {
    filter: brightness(100);
}

.btpn-url-preview strong {
    color: #1e293b;
}